:root{
    --accent:#a53d3d;
    --accent-strong:#862f2f;
    --accent-soft:#f7eded;
    --bg:#f6f7f9;
    --surface:#ffffff;
    --surface-2:#f9fafb;
    --text:#1f2530;
    --muted:#6e7682;
    --line:#e6e9ee;
    --nav:#ffffff;
    --rail:#f1f3f5;
    --success:#16803a;
    --warning:#a96600;
    --danger:#b42318;
    --info:#175cd3;
    --shadow:0 10px 28px rgba(31,37,48,.06);
    --shadow-lg:0 24px 64px rgba(31,37,48,.10);
    --radius:16px;
}
:root.dark-mode{
    --accent:#d36f6f;
    --accent-strong:#e08b8b;
    --accent-soft:#3b2326;
    --bg:#101419;
    --surface:#171c22;
    --surface-2:#1d232a;
    --text:#f2f5f7;
    --muted:#a7b0ba;
    --line:#2b333c;
    --nav:#171c22;
    --rail:#14191f;
    --success:#57c77a;
    --warning:#f0b85a;
    --danger:#ff827a;
    --info:#80adff;
    --shadow:0 12px 28px rgba(0,0,0,.24);
    --shadow-lg:0 24px 64px rgba(0,0,0,.34);
    color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;min-height:100vh;background:var(--bg);color:var(--text);
    font-family:Inter,"Segoe UI",Arial,sans-serif;display:flex;flex-direction:column;
}
a{text-decoration:none;color:inherit}
img{max-width:100%}
button,input,select,textarea{font:inherit}

.app-header{
    height:72px;background:var(--nav);border-bottom:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:0 22px;position:sticky;top:0;z-index:60;
}
.header-left,.header-right,.brand{display:flex;align-items:center}
.header-left{gap:14px;min-width:0}
.brand{gap:12px;min-width:0}
.brand img{height:40px;width:auto;display:block}
.brand-copy strong{display:block;font-size:14px;letter-spacing:-.01em;white-space:nowrap}
.brand-copy small{display:block;font-size:10px;color:var(--muted);margin-top:2px;white-space:nowrap}
.header-right{gap:8px;flex-wrap:wrap}
.nav-toggle,.theme-toggle,.icon-btn{
    width:40px;height:40px;border-radius:11px;border:1px solid var(--line);
    background:var(--surface);color:var(--text);display:grid;place-items:center;
    cursor:pointer;transition:.18s ease
}
.nav-toggle:hover,.theme-toggle:hover,.icon-btn:hover{background:var(--surface-2);transform:translateY(-1px)}
.nav-toggle{display:none}
.user-chip{
    display:flex;align-items:center;gap:9px;padding:7px 10px;border:1px solid var(--line);
    background:var(--surface);border-radius:12px;font-size:11px;color:var(--muted)
}
.user-avatar{
    width:28px;height:28px;border-radius:9px;background:var(--accent-soft);
    color:var(--accent);display:grid;place-items:center;font-weight:800
}

.app-shell{display:flex;min-height:calc(100vh - 72px);flex:1}
.app-rail{
    width:232px;background:var(--rail);border-right:1px solid var(--line);
    padding:18px 12px;position:sticky;top:72px;align-self:flex-start;
    height:calc(100vh - 72px);overflow:auto
}
.rail-section{
    padding:0 9px;margin:12px 0 6px;font-size:9px;font-weight:850;
    text-transform:uppercase;letter-spacing:.12em;color:var(--muted)
}
.rail-link{
    display:flex;align-items:center;gap:11px;padding:10px 11px;border-radius:11px;
    color:#55606d;font-size:12px;font-weight:650;margin:3px 0;transition:.16s ease
}
.dark-mode .rail-link{color:#c2cad2}
.rail-link i{width:17px;text-align:center}
.rail-link:hover{background:var(--surface)}
.rail-link.active{
    background:var(--surface);color:var(--accent);box-shadow:var(--shadow);
    border:1px solid var(--line)
}
.rail-foot{
    margin-top:18px;padding:13px;border:1px solid var(--line);border-radius:13px;
    background:var(--surface);font-size:10px;line-height:1.5;color:var(--muted)
}
.rail-overlay{display:none}

.app-main{flex:1;min-width:0;padding:28px;max-width:1600px;width:100%;margin:0 auto}
.app-footer{
    margin-left:232px;background:var(--surface);border-top:1px solid var(--line);
    color:var(--muted);font-size:11px;padding:14px 24px;
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap
}
.app-footer strong{color:var(--text)}

.page-head{
    display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:20px
}
.page-head h1{font-size:27px;margin:0 0 5px;letter-spacing:-.035em}
.page-head h2{margin:0 0 5px;letter-spacing:-.02em}
.page-head p{margin:0;color:var(--muted);font-size:13px;line-height:1.55;max-width:820px}

.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:7px;
    padding:9px 12px;border-radius:10px;border:1px solid transparent;
    font-size:12px;font-weight:750;cursor:pointer;transition:.16s ease;white-space:nowrap
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-strong)}
.btn-light{background:var(--surface);border-color:var(--line);color:var(--text)}
.btn-light:hover{background:var(--surface-2)}
.btn-danger{background:transparent;border-color:#e8b8b4;color:var(--danger)}
.btn-danger:hover{background:#fff1ef}
.dark-mode .btn-danger:hover{background:#3a2222}
.btn-success{background:var(--success);color:#fff}
.btn-small{padding:6px 8px;font-size:10px}

.panel,.stat-card,.feature-card,.course-card,.hero-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.panel{padding:20px;margin-bottom:20px}
.panel h2{font-size:18px;margin:0 0 14px;letter-spacing:-.02em}

.grid{display:grid;gap:14px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

.stat-card{padding:17px;min-height:112px}
.stat-card small{display:block;color:var(--muted);font-size:10px;font-weight:750}
.stat-card strong{display:block;font-size:28px;letter-spacing:-.04em;margin-top:12px}
.stat-card i{
    float:right;width:36px;height:36px;border-radius:11px;background:var(--accent-soft);
    color:var(--accent);display:grid;place-items:center;font-size:15px
}

.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:13px;background:var(--surface)}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{padding:12px 13px;border-bottom:1px solid var(--line);text-align:left;font-size:12px;vertical-align:middle}
th{
    background:var(--surface-2);font-size:9px;text-transform:uppercase;
    letter-spacing:.08em;color:var(--muted)
}
tbody tr:hover{background:var(--surface-2)}
tr:last-child td{border-bottom:none}

.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
label{font-size:11px;font-weight:750;color:var(--text)}
input,select,textarea{
    width:100%;background:var(--surface);color:var(--text);border:1px solid var(--line);
    border-radius:10px;padding:10px 11px;font-size:12px;outline:none;transition:.16s ease
}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(165,61,61,.10)}
textarea{min-height:96px;resize:vertical}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.muted{color:var(--muted)}

.badge{
    display:inline-flex;align-items:center;padding:5px 8px;border-radius:999px;
    font-size:9px;font-weight:800
}
.badge-neutral{background:#eef1f4;color:#465465}
.badge-success{background:#e8f6ed;color:var(--success)}
.badge-warning{background:#fff4df;color:var(--warning)}
.badge-danger{background:#ffe9e6;color:var(--danger)}
.badge-info{background:#e9f1ff;color:var(--info)}
.dark-mode .badge-neutral{background:#2a333c;color:#c9d0d7}
.dark-mode .badge-success{background:#193728}
.dark-mode .badge-warning{background:#3b2d18}
.dark-mode .badge-danger{background:#3a2222}
.dark-mode .badge-info{background:#1e304d}

.alert{
    border-radius:11px;padding:11px 13px;margin-bottom:14px;font-size:12px;font-weight:650
}
.alert-success{background:#e8f6ed;color:var(--success);border:1px solid #b9e4c7}
.alert-danger{background:#ffe9e6;color:var(--danger);border:1px solid #f6b4ac}
.alert-warning{background:#fff4df;color:var(--warning);border:1px solid #f1d29b}
.alert-info{background:#e9f1ff;color:var(--info);border:1px solid #b6cdf8}
.dark-mode .alert-success{background:#183426;border-color:#285a3d}
.dark-mode .alert-danger{background:#3a2222;border-color:#6d3838}
.dark-mode .alert-warning{background:#3b2d18;border-color:#6b4d24}
.dark-mode .alert-info{background:#1e304d;border-color:#355c8f}

.hero-card{
    padding:34px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.6fr);
    gap:28px;align-items:center;margin-bottom:20px;overflow:hidden;position:relative
}
.hero-card:after{
    content:"";position:absolute;width:320px;height:320px;border-radius:50%;
    right:-150px;top:-160px;background:radial-gradient(circle,rgba(165,61,61,.12),transparent 70%)
}
.hero-copy{position:relative;z-index:2}
.hero-kicker{
    display:inline-flex;align-items:center;gap:7px;font-size:9px;font-weight:850;
    letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:14px
}
.hero-card h1{font-size:clamp(36px,5vw,60px);line-height:1.03;letter-spacing:-.055em;margin:0 0 15px}
.hero-card h1 span{color:var(--accent)}
.hero-card p{margin:0;color:var(--muted);line-height:1.65;max-width:780px;font-size:14px}
.hero-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}
.hero-summary{
    position:relative;z-index:2;border-left:1px solid var(--line);padding-left:24px
}
.summary-item{padding:12px 0;border-bottom:1px solid var(--line)}
.summary-item:last-child{border-bottom:none}
.summary-item span{display:block;font-size:9px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.summary-item strong{display:block;font-size:18px;margin-top:4px}

.section-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin:26px 0 13px}
.section-head h2{margin:0;font-size:21px;letter-spacing:-.035em}
.section-head p{margin:5px 0 0;color:var(--muted);font-size:12px}
.feature-card,.course-card{padding:18px;transition:.16s ease}
.feature-card:hover,.course-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.feature-icon{
    width:40px;height:40px;border-radius:12px;background:var(--accent-soft);
    color:var(--accent);display:grid;place-items:center;margin-bottom:14px
}
.feature-card h3,.course-card h3{margin:0 0 7px;font-size:16px}
.feature-card p,.feature-card li,.course-card p{color:var(--muted);font-size:12px;line-height:1.6}
.feature-card ul{padding-left:17px;margin:0}
.course-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.course-meta{display:flex;gap:7px;flex-wrap:wrap;margin:10px 0}

.search-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:13px}
.search-row input,.search-row select{min-width:210px}
.empty-state{
    padding:30px;text-align:center;color:var(--muted);background:var(--surface);
    border:1px dashed var(--line);border-radius:13px
}
.notice{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;border-radius:11px;padding:11px 13px;margin-bottom:14px}
.dark-mode .notice{background:#3a2b1b;border-color:#6a4a23;color:#efc176}

.login-body{
    min-height:100vh;background:var(--bg);display:grid;place-items:center;padding:26px;
    position:relative;overflow:hidden
}
.login-body:before,.login-body:after{
    content:"";position:fixed;border-radius:50%;filter:blur(0);pointer-events:none
}
.login-body:before{
    width:420px;height:420px;left:-180px;top:-170px;
    background:radial-gradient(circle,rgba(165,61,61,.18),transparent 70%)
}
.login-body:after{
    width:500px;height:500px;right:-220px;bottom:-220px;
    background:radial-gradient(circle,rgba(68,79,90,.14),transparent 70%)
}
.login-frame{
    width:min(100%,980px);display:grid;grid-template-columns:.9fr 1.1fr;
    background:var(--surface);border:1px solid var(--line);border-radius:22px;
    box-shadow:var(--shadow-lg);overflow:hidden;position:relative;z-index:2
}
.login-brand-panel{
    padding:42px;background:linear-gradient(145deg,#34414d,#202932);color:#fff;
    display:flex;flex-direction:column;justify-content:space-between;min-height:560px
}
.login-brand-panel img{height:46px;width:auto;align-self:flex-start;filter:brightness(0) invert(1)}
.login-brand-panel h1{font-size:46px;line-height:1.02;letter-spacing:-.055em;margin:22px 0 14px}
.login-brand-panel p{color:#d5dde4;line-height:1.65;font-size:13px}
.login-panel{padding:44px;display:flex;flex-direction:column;justify-content:center}
.login-panel img{height:44px;width:auto;display:none}
.login-panel h2{font-size:26px;letter-spacing:-.035em;margin:0 0 6px}
.login-panel>p{margin:0 0 22px;color:var(--muted);font-size:12px;line-height:1.55}
.login-panel .form-group{margin-bottom:13px}
.login-actions{display:flex;gap:8px;flex-wrap:wrap}
.login-theme-toggle{position:fixed;right:22px;top:22px;z-index:5}

@media(max-width:1120px){
    .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
    .hero-card{grid-template-columns:1fr}
    .hero-summary{border-left:none;border-top:1px solid var(--line);padding-left:0;padding-top:10px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
}
@media(max-width:940px){
    .nav-toggle{display:grid}
    .app-rail{
        position:fixed;left:-252px;top:0;height:100vh;z-index:100;
        transition:left .2s ease;box-shadow:var(--shadow-lg)
    }
    body.nav-open .app-rail{left:0}
    .rail-overlay{
        display:block;position:fixed;inset:0;background:rgba(15,20,25,.42);
        z-index:90;opacity:0;pointer-events:none;transition:.2s
    }
    body.nav-open .rail-overlay{opacity:1;pointer-events:auto}
    .app-footer{margin-left:0}
    .course-list,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:760px){
    .app-header{padding:0 14px;height:66px}
    .brand-copy small{display:none}
    .user-chip{display:none}
    .app-main{padding:16px}
    .grid-4,.grid-3,.grid-2,.course-list{grid-template-columns:1fr}
    .form-grid{grid-template-columns:1fr}
    .page-head{flex-direction:column}
    .hero-card{padding:24px 20px}
    .hero-card h1{font-size:39px}
    .hero-summary{grid-template-columns:repeat(2,1fr)}
    .login-frame{grid-template-columns:1fr}
    .login-brand-panel{display:none}
    .login-panel{padding:30px 22px}
    .login-panel img{display:block;margin-bottom:20px}
}


/* Layout correction and legacy-template compatibility */
html, body { width:100%; }
body { overflow-x:hidden; }

.box { background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:20px; margin-bottom:20px; }
.content { width:100%; min-width:0; }
.page-title {
    display:flex; align-items:flex-start; justify-content:space-between; gap:18px; margin-bottom:20px;
}
.page-title h1, .page-title h2 { margin:0 0 5px; letter-spacing:-.03em; color:var(--text); }
.page-title h1 { font-size:27px; }
.page-title p { margin:0; color:var(--muted); font-size:13px; line-height:1.55; }
.navigation { display:flex; gap:8px; flex-wrap:wrap; align-items:center; }
.link-container { display:flex; gap:10px; flex-wrap:wrap; }
.link { color:var(--accent); font-weight:700; }
.main-image { display:block; width:100%; max-width:100%; height:auto; border-radius:14px; }
.login-card { background:var(--surface); border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow-lg); padding:30px; }

.theme-toggle {
    flex:0 0 40px;
    background:var(--surface);
    color:var(--text);
    border-color:var(--line);
}
.dark-mode .theme-toggle { color:#ffd166; }
.theme-toggle i { pointer-events:none; }

/* Login page is now fixed-size and centered instead of stretching unpredictably */
.login-body {
    display:flex;
    align-items:center;
    justify-content:center;
    min-height:100vh;
    padding:32px;
}
.login-frame {
    width:min(960px, 100%);
    min-height:540px;
    grid-template-columns:42% 58%;
}
.login-brand-panel {
    min-height:540px;
    padding:38px;
}
.login-brand-panel > img {
    display:block;
    width:auto;
    max-width:190px;
    height:46px;
    object-fit:contain;
}
.login-panel {
    padding:44px 50px;
    min-width:0;
}
.login-mobile-brand { display:none; }
.login-panel form { width:100%; }
.login-panel .form-group { width:100%; }
.login-panel input { min-height:42px; }
.login-actions .btn { min-height:40px; }

@media(max-width:940px){
    .app-main { padding:22px; }
    .page-title { flex-direction:column; }
}

@media(max-width:760px){
    .login-body { padding:16px; }
    .login-frame {
        width:min(480px,100%);
        min-height:auto;
        grid-template-columns:1fr;
    }
    .login-brand-panel { display:none; }
    .login-panel { padding:30px 24px; }
    .login-mobile-brand {
        display:flex;
        align-items:center;
        gap:11px;
        margin-bottom:24px;
        font-size:12px;
        font-weight:800;
        color:var(--text);
    }
    .login-mobile-brand img {
        display:block;
        height:38px;
        width:auto;
        max-width:160px;
        object-fit:contain;
    }
    .login-theme-toggle { top:12px; right:12px; }
    .page-title h1 { font-size:24px; }
}

.login-help-links{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.login-help-links a{color:var(--accent);font-size:12px;font-weight:750;display:inline-flex;align-items:center;gap:7px}
.copy-row{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:10px}
.review-actions{display:grid;grid-template-columns:minmax(150px,1fr) auto auto;gap:6px;align-items:center;min-width:390px}
.admin-link-card{display:block;color:inherit}
.admin-link-card:hover{border-color:var(--accent)}
@media(max-width:760px){.copy-row,.review-actions{grid-template-columns:1fr}.login-help-links{flex-direction:column}}

.training-module{display:flex;flex-direction:column;gap:12px}.module-top,.panel-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.module-content{padding:13px;border:1px solid var(--line);background:var(--surface-2);border-radius:11px;color:var(--muted);font-size:12px;line-height:1.65}
.inline-upload{display:flex;align-items:center;gap:7px;min-width:330px}.inline-upload input{max-width:190px;padding:6px}
.dashboard-stat-grid{grid-template-columns:repeat(5,minmax(0,1fr));margin-bottom:20px}.admin-stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:22px}
.metric-list,.compact-list{display:grid;gap:0}.metric-list>div,.compact-list>div{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:11px 0;border-bottom:1px solid var(--line)}.metric-list>div:last-child,.compact-list>div:last-child{border-bottom:0}.compact-list span{display:flex;flex-direction:column;gap:3px;min-width:0}.compact-list small,.compact-list time{color:var(--muted);font-size:10px}.compact-list b{font-size:12px}.panel-title-row h2{margin:0}.panel-title-row a{color:var(--accent);font-size:11px;font-weight:800}
.admin-action-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:22px 0}.admin-action-grid .feature-card{min-height:190px}.card-arrow{display:inline-flex;align-items:center;gap:7px;margin-top:10px;color:var(--accent);font-size:11px;font-weight:800}
@media(max-width:1200px){.dashboard-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-action-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.dashboard-stat-grid,.admin-stat-grid,.admin-action-grid{grid-template-columns:1fr}.inline-upload{min-width:260px;flex-direction:column;align-items:stretch}}

.resource-player video,.embedded-video video{width:100%;max-height:620px;background:#000;border-radius:14px}.resource-player audio{width:100%}.resource-player iframe{width:100%;height:75vh;border:0;border-radius:12px;background:#fff}.resource-player img{display:block;max-width:100%;margin:auto;border-radius:12px}
.training-feed{display:grid;gap:18px}.course-feedback{border-top:1px solid var(--line);padding-top:14px;margin-top:4px}.reaction-row form{display:flex;gap:8px}.reaction-btn{border:1px solid var(--line);background:var(--surface-2);color:var(--text);border-radius:999px;padding:7px 11px;cursor:pointer}.reaction-btn.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}.comment-form{display:grid;grid-template-columns:1fr auto;gap:9px;margin-top:12px;align-items:end}.comment-form textarea{min-height:54px}.comment-list{display:grid;gap:9px;margin-top:12px}.comment{padding:11px;border:1px solid var(--line);background:var(--surface-2);border-radius:11px;position:relative}.comment>div{display:flex;justify-content:space-between;gap:12px}.comment small{color:var(--muted)}.comment p{margin:7px 0 0}.comment-delete{border:0;background:transparent;color:var(--danger);font-size:10px;cursor:pointer;padding:0;margin-top:7px}
@media(max-width:760px){.comment-form{grid-template-columns:1fr}.resource-player iframe{height:65vh}}

.current-material{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:8px;padding:9px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.material-delete-form{margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.transfer-overlay{position:fixed;inset:0;background:rgba(10,14,18,.54);z-index:9999;display:grid;place-items:center;padding:20px}.transfer-overlay[hidden]{display:none}.transfer-card{width:min(520px,100%);background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);padding:20px}.transfer-head{display:flex;justify-content:space-between;gap:15px}.transfer-head strong,.transfer-head small{display:block}.transfer-head small{color:var(--muted);margin-top:4px;overflow-wrap:anywhere}.transfer-close{border:0;background:var(--surface-2);color:var(--text);width:32px;height:32px;border-radius:9px;cursor:pointer}.transfer-progress{height:12px;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;overflow:hidden;margin:18px 0 10px}.transfer-progress span{display:block;width:0;height:100%;background:var(--accent);transition:width .15s linear}.transfer-stats{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:11px}.transfer-detail{margin-top:10px;font-size:11px;color:var(--muted)}
.profile-layout{display:grid;grid-template-columns:300px 1fr;gap:18px}.profile-card{text-align:center}.profile-photo{width:132px;height:132px;border-radius:32px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin:0 auto 16px;overflow:hidden;font-size:42px;font-weight:850}.profile-photo img{width:100%;height:100%;object-fit:cover}.profile-card h2{margin-bottom:5px}.profile-card p{color:var(--muted)}.profile-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.profile-detail-grid>div,.profile-bio{padding:14px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px}.profile-detail-grid small,.profile-bio small{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}.profile-bio{margin-top:14px}.profile-bio p{margin:0;line-height:1.65}.privacy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.privacy-option{display:flex;align-items:center;gap:9px;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.privacy-option input{width:auto}.profile-thumb{width:46px;height:46px;border-radius:12px;object-fit:cover}
.employee-directory{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.employee-card{display:flex;align-items:center;gap:13px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);transition:.16s}.employee-card:hover{transform:translateY(-2px);border-color:var(--accent)}.employee-card img,.employee-initial{width:52px;height:52px;border-radius:15px;object-fit:cover;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-weight:850;font-size:20px;flex:0 0 52px}.employee-card h3{margin:0 0 4px;font-size:14px}.employee-card p,.employee-card small{margin:0;color:var(--muted);font-size:11px}
@media(max-width:980px){.employee-directory{grid-template-columns:repeat(2,minmax(0,1fr))}.profile-layout{grid-template-columns:1fr}.profile-card{max-width:none}}
@media(max-width:650px){.employee-directory,.profile-detail-grid,.privacy-grid{grid-template-columns:1fr}.transfer-stats{flex-direction:column;gap:4px}}


/* Clean navigation with profile controls anchored at the bottom */
.app-rail{
    display:flex;
    flex-direction:column;
    overflow:hidden;
    padding:14px 10px 12px;
}
.rail-scroll{
    flex:1;
    min-height:0;
    overflow-y:auto;
    padding:4px 2px 14px;
}
.rail-user-area{
    flex:0 0 auto;
    border-top:1px solid var(--line);
    padding:16px 8px 2px;
    text-align:center;
    background:var(--rail);
}
.rail-user-photo{
    width:70px;
    height:70px;
    border-radius:50%;
    margin:0 auto 9px;
    display:grid;
    place-items:center;
    overflow:hidden;
    background:var(--accent-soft);
    color:var(--accent);
    font-size:25px;
    font-weight:850;
    border:3px solid var(--surface);
    box-shadow:0 6px 18px rgba(31,37,48,.10);
}
.rail-user-photo img{
    width:100%;
    height:100%;
    object-fit:cover;
}
.rail-user-name{
    font-size:12px;
    line-height:1.3;
    font-weight:800;
    color:var(--text);
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
    padding:0 4px;
}
.rail-user-role{
    color:var(--muted);
    font-size:9px;
    margin-top:3px;
    text-transform:uppercase;
    letter-spacing:.08em;
}
.rail-user-primary{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:6px;
    margin-top:12px;
}
.rail-profile-action{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:5px;
    min-height:53px;
    padding:8px 5px;
    border:1px solid var(--line);
    border-radius:10px;
    background:var(--surface);
    color:var(--muted);
    font-size:9px;
    font-weight:750;
    transition:.16s ease;
}
.rail-profile-action i{font-size:13px;color:var(--accent)}
.rail-profile-action:hover,
.rail-profile-action.active{
    border-color:var(--accent);
    color:var(--accent);
    transform:translateY(-1px);
}
.rail-learning-links{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:6px;
    margin-top:7px;
}
.rail-learning-links a{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    min-height:36px;
    padding:7px 5px;
    border-radius:9px;
    color:var(--muted);
    background:transparent;
    font-size:9px;
    font-weight:750;
    border:1px solid transparent;
}
.rail-learning-links a:hover,
.rail-learning-links a.active{
    color:var(--accent);
    background:var(--surface);
    border-color:var(--line);
}
.rail-logout{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:7px;
    margin-top:7px;
    min-height:36px;
    border-radius:9px;
    color:var(--danger);
    font-size:10px;
    font-weight:800;
}
.rail-logout:hover{background:rgba(180,35,24,.08)}
.dark-mode .rail-user-photo{box-shadow:0 6px 18px rgba(0,0,0,.3)}
@media(max-width:940px){
    .app-rail{padding-bottom:10px}
    .rail-user-area{padding-bottom:4px}
}


/* Knowledge Sharing */
.knowledge-layout{
    display:grid;
    grid-template-columns:340px minmax(0,1fr);
    gap:18px;
    align-items:start;
}
.knowledge-compose{
    position:sticky;
    top:92px;
}
.knowledge-form{
    display:grid;
    gap:14px;
}
.knowledge-form textarea{
    min-height:180px;
}
.knowledge-stream{
    display:grid;
    gap:15px;
}
.knowledge-search-panel{
    margin-bottom:0;
}
.knowledge-search{
    display:grid;
    grid-template-columns:minmax(0,1fr) 230px auto;
    gap:12px;
    align-items:end;
}
.knowledge-post{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px;
    box-shadow:var(--shadow);
    overflow:hidden;
}
.knowledge-post-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    padding:16px 18px;
    border-bottom:1px solid var(--line);
}
.knowledge-author{
    display:flex;
    align-items:center;
    gap:11px;
    min-width:0;
}
.knowledge-author img,
.knowledge-author>span{
    width:44px;
    height:44px;
    border-radius:13px;
    object-fit:cover;
    display:grid;
    place-items:center;
    background:var(--accent-soft);
    color:var(--accent);
    font-weight:850;
    flex:0 0 44px;
}
.knowledge-author strong,
.knowledge-author small{
    display:block;
}
.knowledge-author strong{
    font-size:13px;
    color:var(--text);
}
.knowledge-author small,
.knowledge-post-head time{
    margin-top:3px;
    color:var(--muted);
    font-size:10px;
}
.knowledge-post-body{
    padding:20px 18px;
}
.knowledge-post-body h2{
    margin:0 0 10px;
    font-size:19px;
    letter-spacing:-.025em;
}
.knowledge-post-body>p{
    margin:0;
    color:var(--text);
    line-height:1.75;
    font-size:13px;
}
.knowledge-tags{
    display:flex;
    gap:7px;
    flex-wrap:wrap;
    margin-top:15px;
}
.knowledge-tags a{
    padding:5px 8px;
    border-radius:999px;
    background:var(--accent-soft);
    color:var(--accent);
    font-size:10px;
    font-weight:750;
}
.knowledge-attachment{
    display:grid;
    grid-template-columns:auto 1fr auto;
    align-items:center;
    gap:10px;
    margin-top:15px;
    padding:12px;
    border:1px solid var(--line);
    border-radius:11px;
    background:var(--surface-2);
}
.knowledge-attachment i{
    color:var(--accent);
}
.knowledge-attachment span{
    font-size:11px;
    font-weight:750;
    overflow-wrap:anywhere;
}
.knowledge-attachment small{
    color:var(--muted);
    font-size:9px;
}
.knowledge-post-actions{
    display:flex;
    justify-content:flex-end;
    padding:10px 18px;
    border-top:1px solid var(--line);
    background:var(--surface-2);
}
.resource-quick-upload{
    margin-bottom:18px;
}
.resource-publish-check{
    justify-content:end;
}
.resource-publish-check label{
    display:flex;
    align-items:center;
    gap:8px;
    min-height:42px;
}
.resource-publish-check input{
    width:auto;
}
@media(max-width:1050px){
    .knowledge-layout{
        grid-template-columns:1fr;
    }
    .knowledge-compose{
        position:static;
    }
}
@media(max-width:760px){
    .knowledge-search{
        grid-template-columns:1fr;
    }
    .knowledge-post-head{
        align-items:flex-start;
        flex-direction:column;
    }
    .knowledge-attachment{
        grid-template-columns:auto 1fr;
    }
    .knowledge-attachment small{
        grid-column:2;
    }
}


/* Larger profile-area learning shortcuts */
.rail-learning-links{
    grid-template-columns:1fr;
    gap:8px;
}
.rail-learning-links a{
    min-height:46px;
    padding:10px 12px;
    justify-content:flex-start;
    font-size:11px;
    border:1px solid var(--line);
    background:var(--surface);
}
.rail-learning-links a i{
    width:20px;
    text-align:center;
    color:var(--accent);
    font-size:15px;
}
.rail-learning-links a:hover,
.rail-learning-links a.active{
    border-color:var(--accent);
    box-shadow:var(--shadow);
}

/* Knowledge approval */
.knowledge-review-list{display:grid;gap:10px}
.knowledge-review-list article{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.7fr);gap:14px;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}
.knowledge-review-list strong,.knowledge-review-list small{display:block}
.knowledge-review-list small{color:var(--muted);margin-top:4px}
.knowledge-review-list p{margin:8px 0 0;color:var(--muted);font-size:11px}
.knowledge-review-actions{display:grid;grid-template-columns:1fr auto auto;gap:7px;align-items:center}
.knowledge-status-time{display:flex;align-items:center;gap:10px;flex-wrap:wrap}

/* Enrollment inline administration */
.enrollment-admin-tools{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:grid;gap:10px}
.enrollment-admin-head{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.inline-course-upload{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}
@media(max-width:850px){
  .knowledge-review-list article,.knowledge-review-actions{grid-template-columns:1fr}
  .inline-course-upload{grid-template-columns:1fr}
}


.course-page-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}.course-page-side{position:sticky;top:92px}.course-info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.course-info-grid>div{padding:13px;background:var(--surface-2);border:1px solid var(--line);border-radius:11px}.course-info-grid small{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.08em}.course-info-grid strong{display:block;margin-top:5px;font-size:12px}.course-stage-list{display:grid;gap:12px}.course-stage-card{display:grid;grid-template-columns:46px 1fr;gap:14px;padding:15px;border:1px solid var(--line);border-radius:13px;background:var(--surface-2)}.course-stage-number{width:46px;height:46px;border-radius:13px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-size:18px;font-weight:850}.course-stage-content small{color:var(--muted)}
.course-material-admin-list{display:grid;gap:8px;margin-top:14px}.course-material-admin-list>div{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2)}.course-material-admin-list span{display:flex;flex-direction:column;gap:3px}.course-material-admin-list small{color:var(--muted)}
.knowledge-discussion{padding:14px 18px;border-top:1px solid var(--line)}.reply-form{display:grid;grid-template-columns:1fr auto;gap:6px;margin-top:8px}.reply-form input{padding:7px 9px}.knowledge-reply{margin:9px 0 0 28px;padding:9px;border-left:3px solid var(--accent);background:var(--surface);border-radius:0 9px 9px 0}.knowledge-reply p{margin:4px 0}.knowledge-reply small{color:var(--muted)}
.employee-search-results{display:grid;gap:5px;max-height:280px;overflow:auto;margin-top:5px}.employee-result{display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:10px;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:10px;cursor:pointer;text-align:left}.employee-result:hover{border-color:var(--accent);background:var(--surface-2)}.employee-result small{color:var(--muted)}.selected-employee{padding:10px;margin-top:7px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-weight:750;font-size:11px}
@media(max-width:900px){.course-page-grid{grid-template-columns:1fr}.course-page-side{position:static}}@media(max-width:650px){.course-info-grid{grid-template-columns:1fr}.course-stage-card{grid-template-columns:1fr}.reply-form{grid-template-columns:1fr}}


/* Support ticket system */
.support-layout,.support-admin-layout{display:grid;grid-template-columns:330px minmax(0,1fr);gap:18px;align-items:start}
.support-ticket-list{position:sticky;top:92px;max-height:calc(100vh - 112px);overflow:auto}
.support-ticket-item{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;padding:12px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2);margin-bottom:8px;transition:.16s}
.support-ticket-item:hover,.support-ticket-item.active{border-color:var(--accent);background:var(--surface)}
.support-ticket-item strong,.support-ticket-item small{display:block}
.support-ticket-item strong{font-size:12px}.support-ticket-item small{font-size:9px;color:var(--muted);margin-top:4px}
.support-ticket-header{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:16px}
.support-ticket-header h2{margin:4px 0 7px}.support-ticket-header p{margin:0;color:var(--muted)}
.support-thread{display:grid;gap:12px;max-height:560px;overflow:auto;padding:4px}
.support-message{max-width:82%;padding:13px;border-radius:14px;border:1px solid var(--line)}
.support-message.user{justify-self:start;background:var(--surface-2)}
.support-message.staff{justify-self:end;background:var(--accent-soft);border-color:rgba(165,61,61,.22)}
.support-message-head{display:flex;justify-content:space-between;gap:14px}.support-message-head small{color:var(--muted)}
.support-message p{margin:8px 0 0;line-height:1.65}
.support-reply-form{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.support-reply-form textarea{grid-column:1/-1;min-height:90px}
.support-close-form{margin-top:10px}
.support-admin-controls{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.support-admin-controls form{display:flex;gap:7px}
.support-filter{margin-bottom:12px}
@media(max-width:980px){.support-layout,.support-admin-layout{grid-template-columns:1fr}.support-ticket-list{position:static;max-height:none}}
@media(max-width:650px){.support-message{max-width:100%}.support-reply-form{grid-template-columns:1fr}.support-admin-controls form{width:100%;flex-direction:column}}

.download-date{font-size:15px!important;line-height:1.25}
.rail-learning-links{grid-template-columns:1fr}


/* Login, account recovery, and account request consistency */
.login-page-label{
    display:inline-flex;
    align-items:center;
    gap:7px;
    margin-bottom:12px;
    color:var(--accent);
    font-size:10px;
    font-weight:850;
    letter-spacing:.08em;
    text-transform:uppercase;
}
.input-icon-field,
.password-field{
    position:relative;
    display:flex;
    align-items:center;
}
.input-icon-field>i{
    position:absolute;
    left:12px;
    z-index:2;
    color:var(--muted);
    pointer-events:none;
}
.input-icon-field input{
    padding-left:36px;
}
.password-field input{
    padding-right:48px;
}
.password-toggle{
    position:absolute;
    right:5px;
    top:50%;
    transform:translateY(-50%);
    width:36px;
    height:34px;
    border:0;
    border-radius:8px;
    background:transparent;
    color:var(--muted);
    cursor:pointer;
    display:grid;
    place-items:center;
}
.password-toggle:hover{
    background:var(--surface-2);
    color:var(--accent);
}
.login-help-note{
    display:flex;
    align-items:flex-start;
    gap:9px;
    margin-top:18px;
    padding:11px 12px;
    border:1px solid var(--line);
    border-radius:11px;
    background:var(--surface-2);
    color:var(--muted);
    font-size:10px;
    line-height:1.55;
}
.login-help-note i{
    color:var(--accent);
    margin-top:2px;
}
.request-account-frame{
    width:min(1080px,100%);
}
.request-account-panel{
    padding-top:34px;
    padding-bottom:34px;
}
.account-request-grid{
    gap:11px 13px;
}
.account-request-grid .form-group{
    margin-bottom:0;
}
.header-download-center.active{
    color:var(--accent);
    border-color:var(--accent);
    background:var(--accent-soft);
}
@media(max-width:760px){
    .request-account-panel{
        padding:28px 20px;
    }
    .account-request-grid{
        grid-template-columns:1fr;
    }
    .header-download-center{
        width:40px;
        padding:0;
        font-size:0;
    }
    .header-download-center i{
        font-size:13px;
    }
}


/* Advanced user management */
.user-management-detail{align-items:start}
.permission-save{margin-top:14px}
.status-summary{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.status-summary>div{padding:12px;border:1px solid var(--line);background:var(--surface-2);border-radius:11px}
.status-summary small{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:7px}
.account-status-actions{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.activity-timeline{display:grid;gap:10px;max-height:520px;overflow:auto}
.activity-timeline>div{display:grid;grid-template-columns:34px 1fr;gap:10px;padding:10px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2)}
.activity-icon{width:34px;height:34px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.activity-timeline strong{font-size:11px}
.activity-timeline p{margin:4px 0;color:var(--text);font-size:11px}
.activity-timeline small{color:var(--muted);font-size:9px}
.rail-user-support{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:8px;min-height:40px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--muted);font-size:10px;font-weight:800}
.rail-user-support:hover,.rail-user-support.active{color:var(--accent);border-color:var(--accent)}
@media(max-width:700px){.status-summary{grid-template-columns:1fr}}


/* Training Resource Library */
.resource-upload-details{padding:0;overflow:hidden}
.resource-upload-details summary{cursor:pointer;list-style:none;padding:17px 20px;font-weight:800;display:flex;align-items:center;gap:9px}
.resource-upload-details summary::-webkit-details-marker{display:none}
.resource-upload-details[open] summary{border-bottom:1px solid var(--line)}
.resource-library-upload{padding:20px}
.resource-filter-panel{padding:17px}
.resource-filter-grid{display:grid;grid-template-columns:minmax(250px,1.6fr) repeat(5,minmax(130px,.65fr));gap:10px;align-items:end}
.resource-search-main{grid-column:span 2}
.resource-filter-actions{display:flex;gap:7px;align-items:end}
.resource-results-head{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:11px;margin:4px 0 13px}
.resource-results-head strong{color:var(--text);font-size:16px}
.resource-library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.resource-library-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;transition:.18s}
.resource-library-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:rgba(165,61,61,.35)}
.resource-card-cover{height:150px;display:grid;place-items:center;position:relative;background:linear-gradient(145deg,var(--surface-2),var(--accent-soft));color:var(--accent)}
.resource-card-cover i{font-size:42px}
.resource-card-cover span{position:absolute;right:12px;bottom:10px;padding:5px 8px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:9px;font-weight:850;color:var(--text)}
.resource-card-body{padding:16px;display:flex;flex-direction:column;flex:1}
.resource-card-labels{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:9px}
.resource-card-body h2{font-size:17px;margin:0 0 8px;line-height:1.3}
.resource-card-body>p{margin:0;color:var(--muted);font-size:11px;line-height:1.65}
.resource-card-meta{display:grid;gap:6px;margin-top:12px;color:var(--muted);font-size:10px}
.resource-card-meta span{display:flex;gap:7px;align-items:center}
.resource-keywords{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.resource-keywords a{padding:4px 7px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:9px;font-weight:750}
.resource-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:14px}
.resource-card-reactions{display:flex;gap:6px}
.resource-card-reactions button,.resource-comment-count{border:1px solid var(--line);background:var(--surface-2);color:var(--muted);border-radius:999px;padding:6px 9px;font-size:10px;cursor:pointer}
.resource-card-reactions button.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}
.resource-card-actions{margin-top:12px}
.resource-card-actions .btn{flex:1}
.resource-view-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
.resource-view-sidebar{position:sticky;top:92px}
.resource-detail-list{display:grid;gap:9px}
.resource-detail-list>div{padding:11px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}
.resource-detail-list small{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:5px}
.sidebar-keywords{margin-top:14px}
.resource-interaction-head{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:17px}
.resource-detail-reactions{display:flex;gap:8px}
.resource-detail-reactions button{border:1px solid var(--line);background:var(--surface-2);color:var(--muted);border-radius:10px;padding:9px 12px;cursor:pointer;font-weight:750}
.resource-detail-reactions button.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}
.resource-comments h2{margin-bottom:12px}
.resource-comment{display:grid;grid-template-columns:42px 1fr;gap:11px;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}
.resource-comment-avatar{width:42px;height:42px;border-radius:12px;overflow:hidden;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-weight:850}
.resource-comment-avatar img{width:100%;height:100%;object-fit:cover}
.resource-comment-head{display:flex;justify-content:space-between;gap:12px}
.resource-comment-head small{color:var(--muted)}
.resource-comment p{margin:7px 0;line-height:1.6}
@media(max-width:1250px){.resource-filter-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.resource-search-main{grid-column:span 2}.resource-library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.resource-view-layout{grid-template-columns:1fr}.resource-view-sidebar{position:static}}
@media(max-width:700px){.resource-filter-grid,.resource-library-grid{grid-template-columns:1fr}.resource-search-main{grid-column:auto}.resource-filter-actions{align-items:stretch}.resource-filter-actions .btn{flex:1}.resource-interaction-head{align-items:flex-start;flex-direction:column}}


/* Administrative activity center */
.admin-activity-filter{
    display:grid;
    grid-template-columns:minmax(280px,1.6fr) repeat(4,minmax(145px,.7fr));
    gap:11px;
    align-items:end;
}
.activity-search-wide{grid-column:span 2}
.admin-activity-filter-actions{
    display:flex;
    gap:8px;
    align-items:end;
    grid-column:1/-1;
}
.admin-activity-table td:nth-child(5){
    min-width:320px;
    white-space:normal;
    line-height:1.55;
}
.admin-activity-table code{
    font-size:10px;
    padding:4px 6px;
    border-radius:6px;
    background:var(--surface-2);
    color:var(--muted);
}
.activity-latest{
    font-size:15px!important;
    line-height:1.3;
}
@media(max-width:1100px){
    .admin-activity-filter{grid-template-columns:repeat(2,minmax(0,1fr))}
    .activity-search-wide{grid-column:1/-1}
}
@media(max-width:650px){
    .admin-activity-filter{grid-template-columns:1fr}
    .activity-search-wide{grid-column:auto}
    .admin-activity-filter-actions{flex-direction:column;align-items:stretch}
}


/* Download history record controls */
.download-center-toolbar{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:12px;
    flex-wrap:wrap;
}
.download-search-form{
    flex:1;
    margin-bottom:12px;
}
.selected-download-actions{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    margin-bottom:10px;
    padding:10px 12px;
    border:1px solid var(--line);
    border-radius:10px;
    background:var(--surface-2);
}
.selected-download-actions span{
    color:var(--muted);
    font-size:11px;
    font-weight:750;
}
.selected-download-actions button:disabled{
    opacity:.45;
    cursor:not-allowed;
    transform:none;
}
.download-select-column{
    width:42px;
}
.download-record-checkbox,
#downloadSelectAllCheckbox{
    width:16px;
    height:16px;
    cursor:pointer;
}
@media(max-width:700px){
    .download-center-toolbar,
    .selected-download-actions{
        align-items:stretch;
        flex-direction:column;
    }
}


/* English / Chinese language control */
.language-control{
    height:40px;
    display:flex;
    align-items:center;
    gap:7px;
    padding:0 8px 0 10px;
    border:1px solid var(--line);
    border-radius:11px;
    background:var(--surface);
    color:var(--text);
    cursor:pointer;
}
.language-control:hover{
    background:var(--surface-2);
}
.language-control i{
    color:var(--accent);
    font-size:14px;
}
.language-control select{
    width:auto;
    min-width:82px;
    height:36px;
    padding:0 24px 0 0;
    border:0;
    background:transparent;
    box-shadow:none;
    color:var(--text);
    font-size:11px;
    font-weight:750;
    cursor:pointer;
}
.language-control select:focus{
    box-shadow:none;
}
.login-utility-controls{
    position:fixed;
    top:22px;
    right:22px;
    z-index:5;
    display:flex;
    gap:8px;
    align-items:center;
}
.login-utility-controls .theme-toggle{
    position:static;
}
.language-chinese body{
    font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Inter,"Segoe UI",Arial,sans-serif;
}
.language-chinese .rail-link,
.language-chinese .btn,
.language-chinese label{
    letter-spacing:0;
}
@media(max-width:760px){
    .language-control{
        width:40px;
        padding:0;
        justify-content:center;
        position:relative;
    }
    .language-control i{
        pointer-events:none;
    }
    .language-control select{
        position:absolute;
        inset:0;
        width:100%;
        min-width:0;
        opacity:0;
    }
    .login-utility-controls{
        top:14px;
        right:14px;
    }
}


/* Facebook-style Knowledge Sharing media posts */
.knowledge-stream{
    max-width:760px;
    margin:0 auto;
}
.facebook-post{
    padding:0;
    overflow:hidden;
    border-radius:14px;
}
.facebook-post .knowledge-post-head{
    padding:15px 17px 10px;
}
.facebook-post .knowledge-post-body{
    padding:4px 17px 14px;
}
.facebook-post .knowledge-post-body h2{
    margin:5px 0 9px;
    font-size:18px;
}
.facebook-post .knowledge-post-body>p{
    margin:0;
    font-size:13px;
    line-height:1.65;
}
.facebook-post-media{
    width:100%;
    display:block;
    border:0;
    padding:0;
    margin:0;
    background:#0d1117;
    overflow:hidden;
}
.facebook-image-media{
    cursor:zoom-in;
}
.facebook-post-media img{
    width:100%;
    max-height:720px;
    display:block;
    object-fit:contain;
    background:#0d1117;
}
.facebook-post-media video{
    width:100%;
    max-height:720px;
    display:block;
    background:#000;
}
.facebook-engagement-summary{
    min-height:41px;
    padding:9px 17px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    color:var(--muted);
    font-size:10px;
    border-bottom:1px solid var(--line);
}
.facebook-engagement-summary i{
    width:21px;
    height:21px;
    border-radius:50%;
    display:inline-grid;
    place-items:center;
    margin-right:5px;
    color:#fff;
    background:#2f77d0;
    font-size:10px;
}
.facebook-engagement-summary a:hover{
    text-decoration:underline;
}
.facebook-action-bar{
    display:grid;
    grid-template-columns:1fr auto;
    padding:4px 10px;
    border-bottom:1px solid var(--line);
}
.facebook-action-bar form{
    display:grid;
    grid-template-columns:1fr 1fr;
}
.facebook-action-bar button{
    border:0;
    min-height:39px;
    border-radius:8px;
    background:transparent;
    color:var(--muted);
    font-size:11px;
    font-weight:750;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:7px;
}
.facebook-action-bar button:hover{
    background:var(--surface-2);
}
.facebook-action-bar button.active{
    color:var(--accent);
}
.facebook-post .knowledge-discussion{
    padding:12px 17px 15px;
    border-top:0;
}
.facebook-post .comment-form{
    grid-template-columns:1fr auto;
    gap:8px;
    align-items:end;
}
.facebook-post .comment-form textarea{
    min-height:43px;
    max-height:140px;
    border-radius:20px;
    padding:11px 14px;
    background:var(--surface-2);
}
.facebook-post .comment-form .btn{
    border-radius:20px;
}
.knowledge-media-composer{
    display:grid;
    gap:10px;
}
.knowledge-media-input{
    position:absolute!important;
    width:1px!important;
    height:1px!important;
    opacity:0!important;
    pointer-events:none;
}
.knowledge-media-picker{
    display:flex;
    align-items:center;
    gap:10px;
    padding:11px;
    border:1px solid var(--line);
    border-radius:12px;
    background:var(--surface-2);
    cursor:pointer;
    transition:.16s;
}
.knowledge-media-picker:hover{
    border-color:var(--accent);
    background:var(--surface);
}
.knowledge-media-picker>span:nth-child(2){
    min-width:0;
    flex:1;
}
.knowledge-media-picker strong,
.knowledge-media-picker small{
    display:block;
}
.knowledge-media-picker small{
    margin-top:3px;
    color:var(--muted);
    font-size:9px;
    line-height:1.4;
}
.media-picker-icon{
    width:38px;
    height:38px;
    border-radius:11px;
    display:grid;
    place-items:center;
    background:#e8f6ed;
    color:#16803a;
}
.dark-mode .media-picker-icon{
    background:#193728;
    color:#57c77a;
}
.knowledge-media-preview,
.current-post-media{
    position:relative;
    overflow:hidden;
    border:1px solid var(--line);
    border-radius:12px;
    background:#0d1117;
}
.knowledge-media-preview img,
.current-post-media img{
    width:100%;
    max-height:420px;
    display:block;
    object-fit:contain;
}
.knowledge-media-preview video,
.current-post-media video{
    width:100%;
    max-height:420px;
    display:block;
}
.knowledge-preview-remove{
    position:absolute;
    z-index:3;
    top:9px;
    right:9px;
    width:34px;
    height:34px;
    border:0;
    border-radius:50%;
    background:rgba(15,20,25,.78);
    color:#fff;
    cursor:pointer;
}
.knowledge-file-preview{
    min-height:100px;
    padding:20px;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    color:#fff;
}
.remove-current-media{
    display:flex;
    gap:7px;
    align-items:center;
    padding:10px 12px;
    color:#fff;
    background:rgba(0,0,0,.76);
}
.remove-current-media input{
    width:16px;
}
.knowledge-document-wrap{
    display:flex;
    gap:8px;
    align-items:center;
    padding:0 17px 14px;
}
.knowledge-document-wrap .knowledge-attachment{
    flex:1;
    margin:0;
}
.knowledge-lightbox[hidden]{
    display:none;
}
.knowledge-lightbox{
    position:fixed;
    inset:0;
    z-index:1000;
    background:rgba(4,7,11,.94);
    display:grid;
    place-items:center;
    padding:42px;
}
.knowledge-lightbox img{
    max-width:96vw;
    max-height:92vh;
    object-fit:contain;
}
.knowledge-lightbox-close{
    position:fixed;
    right:20px;
    top:20px;
    width:44px;
    height:44px;
    border:0;
    border-radius:50%;
    background:rgba(255,255,255,.14);
    color:#fff;
    font-size:20px;
    cursor:pointer;
}
body.knowledge-lightbox-open{
    overflow:hidden;
}
@media(max-width:850px){
    .knowledge-stream{
        max-width:none;
    }
}
@media(max-width:650px){
    .facebook-post .knowledge-post-head,
    .facebook-post .knowledge-post-body,
    .facebook-post .knowledge-discussion{
        padding-left:13px;
        padding-right:13px;
    }
    .facebook-action-bar{
        grid-template-columns:1fr;
    }
    .facebook-action-bar>button{
        display:none;
    }
    .knowledge-lightbox{
        padding:14px;
    }
}


/* Compact bottom-left profile controls */
.rail-user-area{
    padding:10px!important;
    margin-top:12px!important;
    border-radius:12px!important;
}
.rail-user-photo{
    width:48px!important;
    height:48px!important;
    margin:0 auto 6px!important;
    font-size:18px!important;
    border-width:2px!important;
}
.rail-user-name{
    font-size:10px!important;
    line-height:1.2!important;
}
.rail-user-role{
    font-size:8px!important;
    margin-top:2px!important;
}
.rail-user-primary{
    gap:4px!important;
    margin-top:8px!important;
}
.rail-profile-action{
    min-height:36px!important;
    padding:5px 4px!important;
    gap:3px!important;
    border-radius:8px!important;
    font-size:8px!important;
    flex-direction:row!important;
}
.rail-profile-action i{
    font-size:10px!important;
}
.rail-learning-links{
    gap:4px!important;
    margin-top:4px!important;
}
.rail-learning-links a{
    min-height:32px!important;
    padding:5px 4px!important;
    gap:4px!important;
    border-radius:8px!important;
    font-size:8px!important;
}
.rail-learning-links a i{
    font-size:10px!important;
}
.rail-user-support{
    min-height:32px!important;
    margin-top:4px!important;
    font-size:8px!important;
    border-radius:8px!important;
}
.rail-logout{
    min-height:30px!important;
    margin-top:4px!important;
    font-size:8px!important;
    border-radius:8px!important;
}


/* Built-in PPTX viewer */
.pptx-launch-card{
    min-height:420px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:34px;
    border:1px dashed var(--line);
    border-radius:14px;
    background:var(--surface-2);
}
.pptx-launch-card>i{
    font-size:64px;
    color:#d24726;
    margin-bottom:18px;
}
.pptx-launch-card h2{margin:0 0 8px}
.pptx-launch-card p{
    max-width:560px;
    color:var(--muted);
    line-height:1.6;
    margin:0 0 18px;
}
.pptx-viewer-shell{
    background:#111820;
    border:1px solid var(--line);
    border-radius:15px;
    overflow:hidden;
    box-shadow:var(--shadow-lg);
}
.pptx-viewer-toolbar{
    min-height:58px;
    padding:8px 12px;
    display:grid;
    grid-template-columns:1fr minmax(180px,auto) 1fr;
    align-items:center;
    gap:10px;
    background:#202a34;
    color:#fff;
    border-bottom:1px solid rgba(255,255,255,.12);
}
.pptx-toolbar-group{
    display:flex;
    align-items:center;
    gap:7px;
}
.pptx-toolbar-group:last-child{justify-content:flex-end}
.pptx-toolbar-title{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-width:0;
    font-size:11px;
    font-weight:750;
}
.pptx-toolbar-title i{color:#f16b45}
.pptx-toolbar-title span{
    overflow:hidden;
    white-space:nowrap;
    text-overflow:ellipsis;
}
.pptx-tool-button{
    min-width:36px;
    height:36px;
    padding:0 10px;
    border:1px solid rgba(255,255,255,.16);
    border-radius:9px;
    background:rgba(255,255,255,.08);
    color:#fff;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:7px;
    cursor:pointer;
}
.pptx-tool-button:hover{background:rgba(255,255,255,.16)}
.pptx-tool-button:disabled{opacity:.35;cursor:not-allowed}
.pptx-slide-counter,#pptxZoomLabel{font-size:10px;color:#d5dce3}
.pptx-viewer-stage{
    min-height:620px;
    height:calc(100vh - 245px);
    display:flex;
    align-items:center;
    justify-content:center;
    position:relative;
    overflow:auto;
    padding:16px;
    background:radial-gradient(circle at center,#34414c,#111820 72%);
}
.pptx-viewer-stage canvas{
    display:block;
    background:#fff;
    box-shadow:0 20px 55px rgba(0,0,0,.42);
    max-width:none;
}
.pptx-loading,.pptx-error{
    position:absolute;
    inset:0;
    z-index:2;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:10px;
    text-align:center;
    padding:30px;
    color:#fff;
    background:#17212a;
}
.pptx-loading i,.pptx-error>i{font-size:34px;color:#f16b45}
.pptx-loading span,.pptx-error p{color:#aeb9c4;font-size:11px}
.pptx-error h2{margin:0}
.pptx-error[hidden],.pptx-loading[hidden]{display:none}
.pptx-viewer-help{
    padding:9px 14px;
    background:#202a34;
    color:#aeb9c4;
    font-size:9px;
    text-align:center;
}
.pptx-viewer-help kbd{
    padding:2px 5px;
    border:1px solid rgba(255,255,255,.2);
    border-radius:4px;
    background:rgba(255,255,255,.08);
    color:#fff;
}
.pptx-viewer-shell:fullscreen{
    width:100vw;
    height:100vh;
    border:0;
    border-radius:0;
    display:flex;
    flex-direction:column;
}
.pptx-viewer-shell:fullscreen .pptx-viewer-stage{
    flex:1;
    height:auto;
    min-height:0;
}
.pptx-viewer-shell:fullscreen .pptx-viewer-help{display:none}
@media(max-width:760px){
    .pptx-viewer-toolbar{
        grid-template-columns:1fr auto;
    }
    .pptx-toolbar-title{display:none}
    .pptx-fullscreen-button span{display:none}
    .pptx-viewer-stage{
        min-height:380px;
        height:calc(100vh - 225px);
        padding:8px;
    }
    .pptx-page-title .actions{width:100%}
}


/* Training Resource folder library */
.resource-admin-grid{align-items:start}
.resource-folder-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:12px;
    margin-bottom:18px;
}
.resource-folder-card{
    display:grid;
    grid-template-columns:48px 1fr auto;
    align-items:center;
    gap:12px;
    padding:15px;
    border:1px solid var(--line);
    border-radius:14px;
    background:var(--surface);
    box-shadow:var(--shadow);
    transition:.16s;
}
.resource-folder-card:hover{transform:translateY(-2px);border-color:var(--accent)}
.resource-folder-card-icon{
    width:48px;height:48px;border-radius:13px;
    display:grid;place-items:center;
    background:#fff4df;color:#d88b00;font-size:22px;
}
.dark-mode .resource-folder-card-icon{background:#3b2d18;color:#f0b85a}
.resource-folder-card strong,.resource-folder-card small{display:block}
.resource-folder-card small{color:var(--muted);font-size:9px;margin-top:4px}
.resource-folder-card p{color:var(--muted);font-size:10px;line-height:1.45;margin:7px 0 0}
.resource-breadcrumbs{
    display:flex;align-items:center;gap:8px;
    margin:-7px 0 15px;color:var(--muted);font-size:10px
}
.resource-breadcrumbs a{color:var(--accent);font-weight:750}
.resource-folder-admin-grid{
    display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px
}
.resource-folder-admin-card{
    display:grid;grid-template-columns:42px 1fr;gap:10px;
    padding:13px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)
}
.resource-folder-admin-card>details{grid-column:1/-1}
.resource-folder-admin-card summary{cursor:pointer;color:var(--accent);font-size:10px;font-weight:750}
.resource-folder-admin-card small{display:block;color:var(--muted);font-size:9px;margin-top:4px}
.resource-folder-admin-card p{font-size:10px;color:var(--muted)}
.resource-folder-icon{
    width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
    background:#fff4df;color:#d88b00
}
.compact-folder-form{margin:10px 0}
.resource-transfer-form{
    min-width:280px;
    display:grid;
    grid-template-columns:minmax(120px,1fr) auto auto;
    gap:5px;
    align-items:center
}
.resource-transfer-form select{padding:6px 8px;font-size:10px}
@media(max-width:1050px){
    .resource-folder-grid,.resource-folder-admin-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:700px){
    .resource-folder-grid,.resource-folder-admin-grid{grid-template-columns:1fr}
    .resource-transfer-form{grid-template-columns:1fr;min-width:190px}
}

.security-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.security-check-list{display:grid;gap:9px}
.security-check{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:11px;padding:12px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2)}
.security-check>i{font-size:20px}
.security-check.passed>i{color:var(--success)}
.security-check.warning>i{color:var(--warning)}
.security-check p{margin:4px 0 0;color:var(--muted);font-size:10px}


/* Course stages, sequence and exams */
.builder-stage summary,.course-stage-panel summary{display:flex;align-items:center;gap:12px;cursor:pointer;list-style:none}.builder-stage summary::-webkit-details-marker,.course-stage-panel summary::-webkit-details-marker{display:none}.builder-stage summary{justify-content:space-between;padding:4px 0 14px}.builder-stage summary span{color:var(--muted);font-size:12px}.stage-edit-form{margin:12px 0 18px}.material-sequence-row{display:grid;grid-template-columns:minmax(180px,1fr) minmax(190px,280px) 90px auto;gap:10px;align-items:center;padding:10px 0;border-top:1px solid var(--line)}.material-sequence-row span small,.stage-material-row span small{display:block;color:var(--muted);margin-top:3px}.exam-question-admin{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:14px 0}.course-progress{height:9px;background:var(--surface-2);border:1px solid var(--line);border-radius:99px;overflow:hidden;margin:12px 0 18px}.course-progress span{height:100%;display:block;background:var(--accent);border-radius:99px}.course-stage-accordion{display:grid;gap:12px}.course-stage-panel{border:1px solid var(--line);border-radius:14px;background:var(--surface-2);overflow:hidden}.course-stage-panel summary{padding:14px}.stage-summary-text{flex:1}.stage-summary-text small{display:block;color:var(--muted);margin-top:4px}.stage-body{padding:0 14px 16px 72px;border-top:1px solid var(--line)}.stage-material-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.stage-completed{border-color:var(--success)}.stage-locked{opacity:.72}.progress-stat{display:grid;place-items:center;padding:15px;background:var(--surface-2);border-radius:12px;margin:12px 0}.progress-stat strong{font-size:24px}.progress-stat small{color:var(--muted)}.exam-question{border:1px solid var(--line);border-radius:13px;padding:16px;margin:0 0 14px}.exam-question legend{font-weight:750;padding:0 7px}.exam-option{display:flex;gap:10px;align-items:flex-start;padding:10px;border-radius:9px;cursor:pointer}.exam-option:hover{background:var(--surface-2)}.exam-timer{padding:9px 13px;border:1px solid var(--line);border-radius:10px;font-weight:750;background:var(--surface)}
@media(max-width:800px){.material-sequence-row{grid-template-columns:1fr}.stage-body{padding-left:14px}.stage-material-row{align-items:flex-start;flex-direction:column}}

/* Evaluation Center and competency monitoring */
.evaluation-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:0 0 18px}.evaluation-tab{padding:14px;border:1px solid var(--line);border-radius:13px;background:var(--surface);font-weight:750;text-align:center;color:var(--text);box-shadow:var(--shadow)}.evaluation-tab:hover,.evaluation-tab.active{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}.evaluation-form-card{max-width:1050px}.check-row{display:flex;gap:9px;align-items:center}.section-title{margin-top:28px}.filter-card{padding:12px 16px;margin-bottom:16px}.inline-form{display:flex;gap:12px;align-items:center}.inline-form select{min-width:320px}.table-subtext{display:block;color:var(--muted);margin-top:4px}.stat-card strong{overflow-wrap:anywhere}@media(max-width:900px){.evaluation-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.evaluation-tabs{grid-template-columns:1fr}.inline-form{align-items:stretch;flex-direction:column}.inline-form select{min-width:0;width:100%}}

/* V28.2 organized sidebar and pathway cascade */
.rail-cascade { margin: 2px 0; }
.rail-cascade-toggle { width: 100%; border: 0; background: transparent; cursor: pointer; text-align: left; }
.rail-cascade-arrow { margin-left: auto !important; font-size: .72rem; transition: transform .2s ease; }
.rail-cascade.open .rail-cascade-arrow { transform: rotate(180deg); }
.rail-cascade-menu { display: grid; gap: 3px; max-height: 0; overflow: hidden; opacity: 0; transition: max-height .22s ease, opacity .18s ease, margin .22s ease; margin: 0; }
.rail-cascade.open .rail-cascade-menu { max-height: 150px; opacity: 1; margin: 4px 0 7px; }
.rail-sublink { display: flex; align-items: center; gap: 10px; min-height: 38px; margin-left: 17px; padding: 8px 11px 8px 17px; border-left: 1px solid var(--border-color, rgba(148,163,184,.25)); border-radius: 0 10px 10px 0; color: inherit; text-decoration: none; font-size: .88rem; }
.rail-sublink:hover, .rail-sublink.active { background: rgba(148,163,184,.12); }
.rail-sublink i { width: 17px; text-align: center; opacity: .85; }
.rail-section { margin-top: 18px; }
.rail-section:first-child { margin-top: 4px; }
.course-feedback-card { border: 1px solid rgba(59,130,246,.22); background: linear-gradient(135deg, rgba(59,130,246,.07), rgba(15,23,42,0)); }
.feedback-score-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; }
.feedback-section { padding:18px; border:1px solid var(--border-color,rgba(148,163,184,.22)); border-radius:14px; }
.feedback-section h3 { margin-top:0; }
@media (max-width:760px){.feedback-score-grid{grid-template-columns:1fr}}

/* V28.3 site-wide spacing, alignment and overflow audit */
:root{
    --content-gap:18px;
    --control-height:42px;
}

/* Prevent text and flex/grid children from forcing overlap */
.app-main,
.content,
.panel,
.card,
.box,
.stat-card,
.feature-card,
.course-card,
.form-group,
.panel-title-row > *,
.page-title > *,
.page-head > *,
.grid > *,
.form-grid > *,
.stat-grid > *{
    min-width:0;
}

h1,h2,h3,h4,h5,h6,p,span,strong,small,label,td,th,a{
    overflow-wrap:anywhere;
}

/* Shared card compatibility for pages that use legacy .card markup */
.card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius);
    box-shadow:var(--shadow);
    padding:20px;
    margin-bottom:20px;
}
.table-card{padding:0;overflow:hidden;}
.table-card > .panel-title-row{padding:20px 20px 14px;}
.table-card > .table-wrap{border-left:0;border-right:0;border-bottom:0;border-radius:0;}

/* Missing summary-grid rule fixed */
.stat-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:14px;
    margin:0 0 18px;
    width:100%;
}
.stat-grid .stat-card{
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    gap:9px;
    min-height:132px;
    padding:18px;
    margin:0;
    overflow:hidden;
}
.stat-grid .stat-card span{
    display:block;
    min-height:32px;
    font-size:12px;
    line-height:1.4;
    font-weight:800;
    color:var(--text);
}
.stat-grid .stat-card strong{
    margin:0;
    font-size:27px;
    line-height:1;
}
.stat-grid .stat-card small{
    line-height:1.45;
    margin-top:auto;
}

/* Evaluation Center spacing */
.evaluation-tabs{
    align-items:stretch;
    width:100%;
    gap:12px;
    margin:0 0 20px;
}
.evaluation-tab{
    display:flex;
    align-items:center;
    justify-content:center;
    min-height:52px;
    padding:12px 16px;
    line-height:1.35;
    white-space:normal;
}
.evaluation-tab span{display:block;}
.evaluation-tabs + .card{margin-top:0;}

/* Consistent headings and panel title spacing */
.panel-title-row{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:16px;
}
.panel-title-row h1,
.panel-title-row h2,
.panel-title-row h3{margin:0 0 6px;line-height:1.25;}
.panel-title-row p{margin:0;line-height:1.55;}
.page-title,.page-head{margin-bottom:22px;}
.page-title p,.page-head p{max-width:900px;}

/* Inputs, textareas and selects */
input:not([type="checkbox"]):not([type="radio"]),
select,
textarea{
    min-height:var(--control-height);
    line-height:1.4;
    padding:10px 12px;
}
textarea{min-height:112px;}
.form-group{gap:7px;}
.form-grid{gap:16px;}
label{line-height:1.4;}
.help-text,.form-help,.field-help{margin-top:2px;line-height:1.5;color:var(--muted);font-size:10px;}

/* Buttons and action rows */
.btn{min-height:38px;line-height:1.25;padding:9px 13px;}
.actions{row-gap:9px;}
.search-row{align-items:end;gap:10px;}
.search-row input,.search-row select{min-width:0;flex:1 1 210px;}
.inline-form{flex-wrap:wrap;}
.inline-form > *{min-width:0;}

/* Tables remain readable without clipping content */
.table-wrap{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
th,td{line-height:1.45;}
td{vertical-align:top;}
td .actions{min-width:max-content;}

/* Details, accordions and nested material rows */
details > summary{line-height:1.4;}
.stage-material-row > *,
.material-sequence-row > *{min-width:0;}
.stage-material-row span,
.material-sequence-row span{overflow-wrap:anywhere;}

/* Sidebar text safety */
.rail-link,.rail-sublink,.rail-cascade-toggle{line-height:1.35;}
.rail-link span,.rail-sublink span,.rail-cascade-toggle span{min-width:0;overflow-wrap:anywhere;}

/* Responsive audit */
@media(max-width:1200px){
    .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media(max-width:900px){
    .app-main{padding:22px 18px;}
    .page-title,.page-head,.panel-title-row{gap:12px;}
    .evaluation-tabs{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media(max-width:650px){
    .app-main{padding:18px 14px;}
    .panel,.card,.box{padding:16px;}
    .table-card{padding:0;}
    .table-card > .panel-title-row{padding:16px 16px 12px;}
    .stat-grid,.evaluation-tabs,.grid-2,.grid-3,.grid-4,.form-grid{grid-template-columns:1fr;}
    .stat-grid .stat-card{min-height:112px;}
    .page-title,.page-head,.panel-title-row{flex-direction:column;align-items:stretch;}
    .page-title h1,.page-head h1{font-size:24px;}
    .actions .btn{white-space:normal;}
    .inline-form{align-items:stretch;flex-direction:column;}
    .inline-form select{width:100%;min-width:0;}
}

/* =========================================================
   V28.5 UNIFIED DESIGN SYSTEM
   Presentation-only update. No database dependencies.
   ========================================================= */
:root{
    --font-size-xs:11px;
    --font-size-sm:13px;
    --font-size-base:14px;
    --font-size-md:16px;
    --font-size-lg:18px;
    --font-size-xl:22px;
    --font-size-2xl:30px;
    --line-height-tight:1.25;
    --line-height-base:1.55;
    --space-1:4px;
    --space-2:8px;
    --space-3:12px;
    --space-4:16px;
    --space-5:24px;
    --space-6:32px;
    --space-7:40px;
    --control-height:44px;
    --radius-sm:8px;
    --radius-md:12px;
    --radius-lg:16px;
}

html{font-size:16px;}
body{
    font-size:var(--font-size-base);
    line-height:var(--line-height-base);
    text-rendering:optimizeLegibility;
    -webkit-font-smoothing:antialiased;
}

/* Typography scale */
h1,.page-title h1,.page-head h1{font-size:var(--font-size-2xl);line-height:1.18;letter-spacing:-.025em;}
h2{font-size:var(--font-size-xl);line-height:1.25;letter-spacing:-.015em;}
h3{font-size:var(--font-size-lg);line-height:1.3;}
h4,h5,h6{font-size:var(--font-size-md);line-height:1.35;}
p,li,dd,dt,td,input,select,textarea,button{font-size:var(--font-size-base);}
small,.small,.muted,.help-text,.form-help,.field-help,.table-subtext{font-size:var(--font-size-sm);}
label{font-size:var(--font-size-sm);font-weight:700;}

/* Page rhythm */
.app-main{padding:var(--space-6);}
.page-title,.page-head{margin-bottom:var(--space-5);}
.page-title p,.page-head p{font-size:var(--font-size-base);line-height:1.6;}
.section-title{margin-top:var(--space-6);margin-bottom:var(--space-4);}
.panel,.card,.box{padding:var(--space-5);margin-bottom:var(--space-5);border-radius:var(--radius-lg);}
.panel-title-row{gap:var(--space-4);margin-bottom:var(--space-4);}
.panel-title-row:last-child{margin-bottom:0;}
.grid,.grid-2,.grid-3,.grid-4{gap:var(--space-4);}

/* Forms */
.form-grid{gap:var(--space-4);}
.form-group{display:flex;flex-direction:column;gap:var(--space-2);margin:0;}
.form-group + .form-group{margin-top:0;}
input:not([type="checkbox"]):not([type="radio"]),select,textarea{
    width:100%;
    min-height:var(--control-height);
    padding:11px 13px;
    font-size:var(--font-size-base);
    line-height:1.4;
    border-radius:var(--radius-md);
}
textarea{min-height:116px;resize:vertical;padding:12px 14px;}
input[type="file"]{padding:8px 10px;}
input[type="checkbox"],input[type="radio"]{width:18px;height:18px;flex:0 0 auto;}
.check-row,.exam-option{gap:var(--space-3);}
::placeholder{opacity:.72;}

/* Consistent focus treatment */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
    outline:3px solid color-mix(in srgb,var(--accent) 42%,transparent);
    outline-offset:2px;
}

/* Buttons */
.btn,button.btn,input[type="submit"],input[type="button"]{
    min-height:42px;
    padding:10px 15px;
    font-size:var(--font-size-base);
    font-weight:750;
    line-height:1.25;
    border-radius:var(--radius-md);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:var(--space-2);
}
.actions{gap:var(--space-2);align-items:center;flex-wrap:wrap;}

/* Sidebar */
.rail-section{margin-top:var(--space-5);}
.rail-section-title,.rail-label{font-size:var(--font-size-xs);line-height:1.35;letter-spacing:.075em;font-weight:800;}
.rail-link,.rail-cascade-toggle{
    min-height:44px;
    padding:10px 12px;
    font-size:var(--font-size-base);
    border-radius:var(--radius-md);
    gap:11px;
}
.rail-sublink{
    min-height:40px;
    padding:9px 11px 9px 17px;
    font-size:var(--font-size-sm);
}
.rail-link.active,.rail-sublink.active{position:relative;}
.rail-link.active::before{
    content:"";
    position:absolute;
    left:0;
    top:9px;
    bottom:9px;
    width:3px;
    border-radius:99px;
    background:var(--accent);
}

/* Cards and statistics */
.stat-grid{gap:var(--space-4);margin-bottom:var(--space-5);}
.stat-grid .stat-card{padding:var(--space-5);min-height:140px;border-radius:var(--radius-lg);}
.stat-grid .stat-card span{font-size:var(--font-size-sm);line-height:1.45;min-height:auto;}
.stat-grid .stat-card strong{font-size:32px;line-height:1.1;}
.stat-grid .stat-card small{font-size:var(--font-size-sm);}
.feature-card,.course-card,.feedback-section,.exam-question{border-radius:var(--radius-lg);}

/* Tabs */
.evaluation-tabs{gap:var(--space-3);margin-bottom:var(--space-5);}
.evaluation-tab{min-height:54px;padding:13px 16px;font-size:var(--font-size-base);border-radius:var(--radius-md);}

/* Tables */
table{font-size:var(--font-size-sm);}
th{
    padding:13px 14px;
    font-size:var(--font-size-xs);
    line-height:1.35;
    letter-spacing:.055em;
    text-transform:uppercase;
    white-space:nowrap;
}
td{padding:14px;line-height:1.5;}
tbody tr{border-bottom:1px solid var(--line);}
tbody tr:last-child{border-bottom:0;}
tbody tr:hover{background:color-mix(in srgb,var(--surface-2) 72%,transparent);}
.table-wrap{border-radius:var(--radius-md);}
.table-subtext{margin-top:var(--space-1);line-height:1.45;}

/* Status badges and metadata */
.badge,.status,.pill,.tag{
    min-height:24px;
    padding:4px 9px;
    font-size:var(--font-size-xs);
    line-height:1.35;
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    gap:5px;
}

/* Course stages and accordions */
.course-stage-accordion{gap:var(--space-3);}
.course-stage-panel{border-radius:var(--radius-lg);}
.course-stage-panel summary{min-height:58px;padding:var(--space-4);}
.stage-body{padding:0 var(--space-4) var(--space-4) 72px;}
.stage-material-row{padding:var(--space-3) 0;}
.progress-stat{padding:var(--space-4);border-radius:var(--radius-md);}

/* Empty states */
.empty-state,.empty,.no-results{
    padding:var(--space-6) var(--space-5);
    text-align:center;
    border:1px dashed var(--line);
    border-radius:var(--radius-lg);
    color:var(--muted);
}

/* Prevent cramped inline layouts */
.inline-form,.search-row{gap:var(--space-3);}
.inline-form select{min-width:min(320px,100%);}
.filter-card{padding:var(--space-4);margin-bottom:var(--space-4);}

@media(max-width:1100px){
    .app-main{padding:var(--space-5);}
}
@media(max-width:800px){
    :root{--font-size-2xl:26px;}
    .app-main{padding:20px 16px;}
    .panel,.card,.box{padding:20px;}
    .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .stage-body{padding-left:var(--space-4);}
}
@media(max-width:600px){
    :root{--font-size-base:14px;--font-size-xl:20px;--font-size-2xl:24px;}
    .app-main{padding:16px 12px;}
    .panel,.card,.box{padding:16px;border-radius:var(--radius-md);}
    .stat-grid{grid-template-columns:1fr;}
    .stat-grid .stat-card{min-height:118px;padding:18px;}
    th,td{padding:12px;}
    .btn,button.btn,input[type="submit"],input[type="button"]{width:auto;min-height:44px;}
    .actions{align-items:stretch;}
    .actions .btn{flex:1 1 auto;}
}

@media(prefers-reduced-motion:reduce){
    *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;}
}

/* =========================================================
   V28.6 COMPACT LAPTOP NAVIGATION
   Fits the complete sidebar without an internal scrollbar.
   Presentation-only update. No database dependencies.
   ========================================================= */
:root{
    --font-size-base:13px;
    --font-size-sm:12px;
    --font-size-xs:10px;
    --font-size-md:15px;
    --font-size-lg:17px;
    --font-size-xl:21px;
    --font-size-2xl:28px;
    --control-height:40px;
}

/* Slightly denser page typography for common laptop resolutions */
body{font-size:var(--font-size-base);line-height:1.48;}
.app-main{padding:24px;}
.page-title,.page-head{margin-bottom:18px;}
.panel,.card,.box{padding:20px;margin-bottom:18px;}
.panel-title-row{margin-bottom:12px;}
.grid,.grid-2,.grid-3,.grid-4,.form-grid{gap:13px;}

/* Compact, consistent controls while maintaining comfortable click targets */
input:not([type="checkbox"]):not([type="radio"]),select,textarea{
    min-height:var(--control-height);
    padding:9px 11px;
    font-size:13px;
    border-radius:10px;
}
textarea{min-height:96px;padding:10px 12px;}
.btn,button.btn,input[type="submit"],input[type="button"]{
    min-height:38px;
    padding:8px 12px;
    font-size:13px;
    border-radius:10px;
}

/* Sidebar: one fixed-height panel with no nested scrolling */
.app-rail{
    width:224px;
    padding:7px 8px 7px;
    overflow:hidden !important;
}
.rail-scroll{
    flex:1 1 auto;
    min-height:0;
    overflow:visible !important;
    padding:0;
}
.rail-section{
    margin:7px 7px 3px;
    padding:0;
    font-size:9px;
    line-height:1.15;
    letter-spacing:.09em;
}
.rail-section:first-child{margin-top:1px;}
.rail-link,.rail-cascade-toggle{
    min-height:31px;
    padding:5px 8px;
    margin:1px 0;
    gap:8px;
    font-size:11.5px;
    line-height:1.2;
    border-radius:8px;
}
.rail-link i,.rail-sublink i{width:15px;font-size:11px;}
.rail-link.active::before{top:6px;bottom:6px;width:2px;}
.rail-sublink{
    min-height:28px;
    padding:4px 7px 4px 21px;
    gap:7px;
    font-size:10.5px;
    line-height:1.2;
    border-radius:7px;
}
.rail-cascade-menu{padding:1px 0 2px;}
.rail-cascade-arrow{margin-left:auto;font-size:9px !important;}

/* Compact user block to reserve navigation space */
.rail-user-area{
    padding:7px 5px 0;
}
.rail-user-photo{
    width:38px;
    height:38px;
    margin:0 auto 4px;
    border-width:2px;
    font-size:16px;
    box-shadow:none;
}
.rail-user-name{font-size:10.5px;line-height:1.15;}
.rail-user-role{font-size:8px;margin-top:1px;line-height:1.15;}
.rail-user-primary{
    gap:4px;
    margin-top:5px;
}
.rail-profile-action{
    flex-direction:row;
    min-height:29px;
    padding:4px 5px;
    gap:4px;
    font-size:8.5px;
    border-radius:7px;
}
.rail-profile-action i{font-size:10px;}
.rail-user-support,.rail-logout{
    min-height:28px;
    margin-top:4px;
    padding:4px 7px;
    font-size:9.5px;
    border-radius:7px;
}

/* Keep the main content aligned with the narrower rail */
.app-footer{margin-left:224px;}

/* Extra compression for common 1366x768 and similar laptop screens */
@media (min-width:851px) and (max-height:820px){
    .app-header{height:64px;padding:0 18px;}
    .brand img{height:35px;}
    .brand-copy strong{font-size:12px;}
    .brand-copy small{font-size:9px;}
    .app-shell{min-height:calc(100vh - 64px);}
    .app-rail{top:64px;height:calc(100vh - 64px);}
    .rail-section{margin-top:5px;margin-bottom:2px;}
    .rail-link,.rail-cascade-toggle{min-height:29px;padding-top:4px;padding-bottom:4px;}
    .rail-sublink{min-height:26px;padding-top:3px;padding-bottom:3px;}
    .rail-user-photo{display:none;}
    .rail-user-primary{margin-top:4px;}
    .rail-profile-action{min-height:26px;}
    .rail-user-support,.rail-logout{min-height:25px;}
}

@media(max-width:850px){
    .app-rail{
        width:232px;
        overflow-y:auto !important;
    }
    .rail-scroll{overflow:visible !important;}
    .app-footer{margin-left:0;}
}

/* =========================================================
   V28.7 COURSE FILTERS & NAVIGATION POLISH
   ========================================================= */
.course-filter-bar{
    display:grid;
    grid-template-columns:minmax(220px,1.5fr) minmax(145px,.75fr) minmax(135px,.65fr) auto auto;
    gap:10px;
    align-items:center;
    padding:14px;
    margin-bottom:16px;
    background:var(--surface,#fff);
    border:1px solid var(--border,#dfe5ec);
    border-radius:12px;
}
.course-filter-bar:has([data-filter-category]){
    grid-template-columns:minmax(220px,1.5fr) repeat(3,minmax(135px,.7fr)) auto auto;
}
.course-filter-search{position:relative;min-width:0;}
.course-filter-search i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted,#718096);pointer-events:none;}
.course-filter-search input{width:100%;padding-left:34px!important;}
.course-filter-bar select{width:100%;min-width:0;}
.course-filter-count{white-space:nowrap;font-size:11px;font-weight:700;color:var(--muted,#64748b);text-align:right;}
.course-card[hidden]{display:none!important;}
.course-filter-empty{margin-top:12px;}
.page-return-btn{margin-left:auto;white-space:nowrap;}
.page-title:has(.page-return-btn){gap:12px;align-items:flex-start;}
@media(max-width:1150px){
  .course-filter-bar,.course-filter-bar:has([data-filter-category]){grid-template-columns:1fr 1fr 1fr;}
  .course-filter-search{grid-column:1/-1;}
  .course-filter-count{text-align:left;}
}
@media(max-width:700px){
  .course-filter-bar,.course-filter-bar:has([data-filter-category]){grid-template-columns:1fr;}
  .course-filter-search{grid-column:auto;}
  .course-filter-count{text-align:left;}
  .page-title:has(.page-return-btn){flex-direction:column;}
  .page-return-btn{margin-left:0;}
}

/* V28.8 role-based progression home dashboard */
.home-dashboard{display:grid;gap:18px}.home-welcome-row{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.home-welcome-row h1{margin:4px 0 5px}.home-welcome-row p{margin:0;max-width:760px;color:var(--muted)}
.home-next-action{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;padding:22px;border:1px solid var(--border);border-radius:18px;background:linear-gradient(135deg,var(--surface),color-mix(in srgb,var(--primary) 7%,var(--surface)));box-shadow:var(--shadow-sm)}.home-next-icon{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--primary);color:#fff;font-size:20px}.home-next-copy small{display:block;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:10px}.home-next-copy h2{margin:3px 0 4px;font-size:20px}.home-next-copy p{margin:0;color:var(--muted)}.home-next-meta{margin-top:8px;font-size:12px;font-weight:700}.home-progress{height:7px;background:var(--surface-soft);border-radius:999px;overflow:hidden;margin-top:12px;max-width:580px}.home-progress span{display:block;height:100%;background:var(--primary);border-radius:inherit}.home-progress-label{display:flex;justify-content:space-between;max-width:580px;font-size:11px;margin-top:4px;color:var(--muted)}
.home-section-head{display:flex;align-items:end;justify-content:space-between;margin-top:4px}.home-section-head h2{margin:0;font-size:18px}.home-section-head p{margin:2px 0 0;color:var(--muted);font-size:12px}.home-alert-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.home-alert{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:10px;padding:12px 13px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:inherit;text-decoration:none}.home-alert>i:first-child{width:34px;height:34px;border-radius:10px;display:grid;place-items:center}.home-alert span{min-width:0}.home-alert strong,.home-alert small{display:block}.home-alert strong{font-size:13px}.home-alert small{font-size:11px;color:var(--muted);margin-top:2px}.home-alert-warning>i:first-child{background:#fff4d6;color:#9a6700}.home-alert-danger>i:first-child{background:#fee9e7;color:#b42318}.home-alert-info>i:first-child{background:#eaf2ff;color:#175cd3}.home-clear-state{display:flex;align-items:center;gap:12px;padding:16px;border:1px solid var(--border);border-radius:12px;background:var(--surface)}.home-clear-state>i{color:var(--success);font-size:20px}.home-clear-state strong,.home-clear-state span{display:block}.home-clear-state span{color:var(--muted);font-size:12px}
.home-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.home-stat{display:flex;align-items:center;gap:12px;padding:15px;border:1px solid var(--border);border-radius:14px;background:var(--surface)}.home-stat>i{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--surface-soft);color:var(--primary)}.home-stat small,.home-stat strong{display:block}.home-stat small{color:var(--muted);font-size:11px}.home-stat strong{font-size:21px;line-height:1.15;margin-top:2px}.home-lower-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:14px}.home-timeline{display:grid;gap:4px}.home-timeline-item{display:grid;grid-template-columns:34px minmax(0,1fr);align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border)}.home-timeline-item:last-child{border-bottom:0}.home-timeline-icon{width:32px;height:32px;display:grid;place-items:center;border-radius:9px;background:var(--surface-soft);color:var(--primary)}.home-timeline-item strong,.home-timeline-item small{display:block}.home-timeline-item strong{font-size:12px}.home-timeline-item small{font-size:10px;color:var(--muted);margin-top:2px}.home-quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.home-quick-grid a{display:flex;align-items:center;gap:9px;min-height:44px;padding:10px;border:1px solid var(--border);border-radius:10px;color:inherit;text-decoration:none;background:var(--surface-soft);font-size:12px;font-weight:700}.home-quick-grid a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}.home-quick-grid i{width:20px;text-align:center}
@media(max-width:1050px){.home-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-lower-grid{grid-template-columns:1fr}.home-alert-grid{grid-template-columns:1fr}}
@media(max-width:720px){.home-welcome-row{display:grid}.home-next-action{grid-template-columns:auto minmax(0,1fr)}.home-next-button{grid-column:1/-1}.home-next-button .btn{width:100%;justify-content:center}.home-stat-grid{grid-template-columns:1fr 1fr}.home-quick-grid{grid-template-columns:1fr}}
@media(max-width:460px){.home-stat-grid{grid-template-columns:1fr}.home-next-action{padding:16px}.home-next-icon{width:44px;height:44px}}

/* V28.8.1 classic home layout restoration */
.home-classic-hero{margin-bottom:18px}.home-classic-dashboard{gap:16px}.home-classic-dashboard+.section-head{margin-top:26px}
@media(max-width:720px){.home-classic-hero .hero-summary{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* V28.8.2 — Preserve classic home and add personalized sections below */
.home-welcome-strip{
  margin:24px 0 16px;
  padding:16px 20px;
  border:1px solid var(--border);
  border-radius:var(--radius-lg,16px);
  background:linear-gradient(135deg,rgba(220,68,68,.10),rgba(255,255,255,.02));
}
.home-welcome-strip span{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:3px}
.home-welcome-strip h2{margin:0;font-size:22px;line-height:1.2}
.home-welcome-strip p{margin:5px 0 0;color:var(--muted);font-size:13px}
@media (max-width: 720px){.home-welcome-strip{margin-top:18px;padding:14px 16px}.home-welcome-strip h2{font-size:19px}}


/* V28.9 resource, contacts, manager assignment and highlight enhancements */
.resource-folders-section{margin:18px 0 22px}.resource-section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:12px}.resource-section-title h2{margin:0 0 3px}.resource-section-title p{margin:0;color:var(--muted)}.folder-pagination{display:flex;justify-content:flex-end;align-items:center;gap:14px;margin-top:12px}.folder-pagination>span{color:var(--muted);font-size:12px}.resource-file-separator{display:flex;align-items:center;gap:12px;margin:22px 0 12px;color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.resource-file-separator:before,.resource-file-separator:after{content:"";height:1px;background:var(--border);flex:1}.competency-employee-filter .inline-form{display:grid;grid-template-columns:minmax(240px,1fr) minmax(280px,1fr);gap:14px;align-items:end}.manager-assignment-panel{margin-bottom:18px}.manager-assignment-panel .inline-form{display:flex;gap:8px;min-width:300px}.manager-assignment-panel select{min-width:190px}.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.contact-card{min-width:0}.contact-methods{display:grid;gap:7px;margin-top:14px}.contact-methods a{display:flex;gap:8px;align-items:center;word-break:break-word}.contact-editor-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:16px;margin:12px 0;border:1px solid var(--border);border-radius:12px;background:var(--surface-2)}.contact-editor-row .full{grid-column:1/-1}.contact-editor-row .contact-remove{justify-self:start}.home-highlighted-post{margin:22px 0;border:1px solid color-mix(in srgb,var(--accent) 45%,var(--border));border-radius:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 10%,var(--surface)),var(--surface));overflow:hidden}.highlighted-post-label{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid var(--border);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.highlighted-post-label span{margin-left:auto;color:var(--muted);font-weight:600;text-transform:none;letter-spacing:0}.highlighted-post-body{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:20px}.highlighted-post-body h2{margin:0 0 8px}.highlighted-post-body p{margin:0 0 8px;color:var(--muted);line-height:1.55}.highlighted-post-body small{color:var(--muted)}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr 1fr}.competency-employee-filter .inline-form,.contact-editor-row{grid-template-columns:1fr}.highlighted-post-body{align-items:flex-start;flex-direction:column}}
@media(max-width:620px){.contact-grid{grid-template-columns:1fr}.folder-pagination{justify-content:space-between}.resource-section-title{align-items:flex-start;flex-direction:column}}


/* V28.10 themed language menu and compact live transfer manager */
.language-control{display:none!important}
.language-menu{position:relative;z-index:30}
.language-menu-button{height:36px;display:flex;align-items:center;gap:7px;padding:0 10px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);font:inherit;font-size:11px;font-weight:800;cursor:pointer;box-shadow:none}
.language-menu-button:hover,.language-menu-button[aria-expanded="true"]{background:var(--surface-2);border-color:color-mix(in srgb,var(--accent) 42%,var(--line))}
.language-menu-button .fa-language{color:var(--accent);font-size:13px}.language-menu-button .fa-chevron-down{font-size:8px;color:var(--muted);transition:transform .18s ease}.language-menu-button[aria-expanded="true"] .fa-chevron-down{transform:rotate(180deg)}
.language-menu-popover{position:absolute;right:0;top:calc(100% + 8px);width:190px;padding:7px;border:1px solid var(--line);border-radius:13px;background:var(--surface);box-shadow:var(--shadow-lg);z-index:200}
.language-menu-popover[hidden]{display:none}.language-menu-popover button{width:100%;min-height:42px;border:0;border-radius:9px;background:transparent;color:var(--text);display:grid;grid-template-columns:30px 1fr 18px;align-items:center;gap:8px;padding:7px 9px;text-align:left;cursor:pointer;font:inherit}.language-menu-popover button:hover,.language-menu-popover button.active{background:var(--surface-2)}
.language-menu-popover button>span{width:28px;height:28px;border-radius:8px;background:var(--surface-2);display:grid;place-items:center;color:var(--accent);font-size:10px;font-weight:900}.language-menu-popover button strong{font-size:12px}.language-menu-popover button .fa-check{opacity:0;color:var(--accent);font-size:10px}.language-menu-popover button.active .fa-check{opacity:1}
.login-utility-controls .language-menu-popover{right:0}
.header-transfer-button{position:relative}.transfer-count{min-width:17px;height:17px;border-radius:999px;background:var(--accent);color:#fff;display:inline-grid;place-items:center;padding:0 4px;font-size:9px}.transfer-count[hidden]{display:none}
.transfer-menu-panel{position:fixed;right:20px;top:62px;width:min(430px,calc(100vw - 28px));max-height:min(620px,calc(100vh - 82px));z-index:9998;background:var(--surface);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow-lg);overflow:hidden;color:var(--text)}
.transfer-menu-panel[hidden]{display:none}.transfer-menu-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 15px;border-bottom:1px solid var(--line);background:var(--surface)}.transfer-menu-head strong,.transfer-menu-head small{display:block}.transfer-menu-head strong{font-size:13px}.transfer-menu-head small{font-size:10px;color:var(--muted);margin-top:2px}.transfer-menu-close{width:29px;height:29px;border:1px solid var(--line);border-radius:8px;background:var(--surface-2);color:var(--text);cursor:pointer;font-size:17px}.transfer-menu-list{padding:8px;display:grid;gap:7px;overflow-y:auto;max-height:480px}.transfer-empty{min-height:145px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted);gap:5px;padding:18px}.transfer-empty i{font-size:22px;color:var(--accent);margin-bottom:5px}.transfer-empty strong{font-size:12px;color:var(--text)}.transfer-empty span{font-size:10px}.transfer-menu-note{padding:9px 13px;border-top:1px solid var(--line);font-size:9px;line-height:1.45;color:var(--muted);background:var(--surface-2)}
.transfer-item{border:1px solid var(--line);border-radius:11px;padding:10px;background:var(--surface-2)}.transfer-item-head{display:grid;grid-template-columns:27px minmax(0,1fr) auto;align-items:center;gap:8px}.transfer-item-icon{width:27px;height:27px;border-radius:8px;background:color-mix(in srgb,var(--accent) 13%,transparent);color:var(--accent);display:grid;place-items:center;font-size:11px}.transfer-item-name{min-width:0}.transfer-item-name strong,.transfer-item-name small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.transfer-item-name strong{font-size:11px}.transfer-item-name small{font-size:9px;color:var(--muted);margin-top:2px}.transfer-status{font-size:9px;font-weight:850;color:var(--muted)}.transfer-mini-progress{height:6px;border-radius:99px;background:var(--surface);border:1px solid var(--line);overflow:hidden;margin:9px 0 6px}.transfer-mini-progress span{height:100%;display:block;width:0;background:var(--accent);transition:width .15s linear}.transfer-item-meta{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:8px;color:var(--muted);font-size:9px}.transfer-item-meta span:nth-child(2){text-align:center;font-weight:800;color:var(--text)}.transfer-item-meta span:last-child{text-align:right}.transfer-item-actions{display:flex;justify-content:flex-end;gap:5px;margin-top:8px}.transfer-action{height:27px;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--text);padding:0 8px;font:inherit;font-size:9px;font-weight:800;cursor:pointer}.transfer-action:hover{background:var(--surface-2)}.transfer-action.danger{color:var(--danger)}.transfer-action[hidden]{display:none}.transfer-item.complete .transfer-mini-progress span{background:#38a169}.transfer-item.failed .transfer-mini-progress span,.transfer-item.cancelled .transfer-mini-progress span{background:var(--danger)}
@media(max-width:760px){.language-menu-button{width:36px;padding:0;justify-content:center}.language-menu-button>[data-language-current],.language-menu-button>.fa-chevron-down{display:none}.language-menu-popover{right:0}.header-transfer-button>span:not(.transfer-count){display:none}.transfer-menu-panel{right:10px;top:58px;width:calc(100vw - 20px)}}

/* V28.11 Reports and data visualization */
.report-summary-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:16px}.report-summary-card{min-width:0;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-sm)}.report-summary-card span{display:block;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;margin-bottom:7px;white-space:normal}.report-summary-card strong{display:block;font-size:24px;line-height:1;color:var(--text)}
.report-export-panel{overflow:hidden}.report-export-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.report-export-card{display:grid;grid-template-columns:38px minmax(0,1fr) 18px;align-items:center;gap:11px;min-width:0;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);color:var(--text);text-decoration:none;transition:border-color .18s ease,transform .18s ease,background .18s ease}.report-export-card:hover{border-color:var(--accent);background:var(--surface);transform:translateY(-1px)}.report-export-icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent);font-size:17px}.report-export-copy{display:flex;flex-direction:column;gap:3px;min-width:0}.report-export-copy strong{font-size:12px;line-height:1.3;white-space:normal;overflow-wrap:anywhere}.report-export-copy small{font-size:10px;color:var(--muted)}.report-export-arrow{color:var(--muted);font-size:11px}.reports-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:22px 0 12px}.reports-section-head h2{margin:0 0 4px}.reports-section-head p{margin:0;color:var(--muted);font-size:12px}.report-chart-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.report-chart-card{min-width:0;margin:0}.report-chart-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}.report-chart-head>div{min-width:0}.report-chart-head h2{font-size:16px;margin:0 0 5px;line-height:1.3}.report-chart-head p{font-size:11px;line-height:1.5;color:var(--muted);margin:0}.report-chart-head .btn{flex:0 0 auto;white-space:nowrap}.report-bars{display:grid;gap:12px}.report-bar-row{display:grid;gap:6px}.report-bar-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;min-width:0;font-size:11px}.report-bar-meta>span{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.report-bar-meta strong{flex:0 0 auto;font-size:11px}.report-bar-meta small{font-weight:600;color:var(--muted)}.report-bar-track{height:9px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);overflow:hidden}.report-bar-fill{height:100%;min-width:3px;border-radius:inherit;background:linear-gradient(90deg,var(--accent),color-mix(in srgb,var(--accent) 68%,white));transition:width .25s ease}.report-empty{min-height:150px;border:1px dashed var(--line);border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:22px;color:var(--muted);gap:7px}.report-empty i{font-size:24px;color:var(--accent)}.report-empty strong{color:var(--text);font-size:13px}.report-empty span{font-size:11px;max-width:310px;line-height:1.5}
@media(max-width:1200px){.report-summary-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.report-export-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:850px){.report-chart-grid{grid-template-columns:1fr}.report-export-grid{grid-template-columns:1fr}.report-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.report-summary-grid{grid-template-columns:1fr 1fr}.report-chart-head{flex-direction:column}.report-chart-head .btn{width:100%;justify-content:center}.report-export-card{grid-template-columns:36px minmax(0,1fr) 16px;padding:12px}.report-summary-card{padding:14px}.report-summary-card strong{font-size:20px}}

/* V28.12 professional staged course and secure exam builder */
.builder-top-tabs{position:sticky;top:58px;z-index:15;display:flex;gap:6px;padding:7px;margin-bottom:16px;border:1px solid var(--line);border-radius:13px;background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:blur(12px)}.builder-top-tabs a{display:flex;align-items:center;gap:7px;padding:9px 13px;border-radius:9px;color:var(--muted);font-size:12px;font-weight:800;text-decoration:none}.builder-top-tabs a:hover,.builder-top-tabs a.active{background:var(--surface-2);color:var(--accent)}.builder-section{scroll-margin-top:120px}.pro-builder-stage,.exam-builder-section{padding:0;overflow:hidden}.pro-builder-stage>summary,.exam-builder-section>summary{display:grid;grid-template-columns:38px minmax(0,1fr) 18px;align-items:center;gap:12px;padding:15px 18px;cursor:pointer;list-style:none;background:var(--surface)}.pro-builder-stage>summary::-webkit-details-marker,.exam-builder-section>summary::-webkit-details-marker{display:none}.pro-builder-stage>summary strong,.pro-builder-stage>summary small,.exam-builder-section>summary strong,.exam-builder-section>summary small{display:block}.pro-builder-stage>summary small,.exam-builder-section>summary small{color:var(--muted);font-size:10px;margin-top:3px}.pro-builder-stage[open]>summary,.exam-builder-section[open]>summary{border-bottom:1px solid var(--line)}.pro-builder-stage>summary>i,.exam-builder-section>summary>i{transition:transform .18s}.pro-builder-stage[open]>summary>i,.exam-builder-section[open]>summary>i{transform:rotate(180deg)}.builder-stage-index{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 15%,transparent);color:var(--accent);font-size:14px;font-weight:900}.builder-stage-body,.exam-builder-body{padding:18px}.compact-grid{padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}.builder-material-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:20px 0 10px}.builder-material-head h3{margin:0}.builder-material-head span{font-size:10px;color:var(--muted)}.builder-material-list{display:grid;gap:7px;margin-bottom:12px}.builder-material-item{display:grid;grid-template-columns:30px minmax(180px,1.5fr) minmax(150px,.9fr) 60px minmax(120px,.7fr) 105px auto auto;align-items:center;gap:7px;padding:9px;border:1px solid var(--line);border-radius:11px;background:var(--surface)}.material-number,.employee-material-number{width:27px;height:27px;border-radius:8px;display:grid;place-items:center;background:var(--surface-2);color:var(--accent);font-size:11px;font-weight:900}.material-copy{min-width:0}.material-copy input{min-height:35px;padding:7px 9px}.material-copy small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:9px;margin-top:3px}.material-order-input{min-width:0;text-align:center}.stage-upload-dropzone{display:grid;grid-template-columns:minmax(190px,1fr) minmax(180px,1fr) 145px 110px auto;align-items:center;gap:9px;margin:12px 0;padding:13px;border:1px dashed color-mix(in srgb,var(--accent) 50%,var(--line));border-radius:12px;background:color-mix(in srgb,var(--accent) 4%,var(--surface))}.stage-upload-dropzone>div{display:grid;grid-template-columns:28px 1fr;column-gap:8px}.stage-upload-dropzone>div i{grid-row:1/3;align-self:center;color:var(--accent);font-size:19px}.stage-upload-dropzone strong,.stage-upload-dropzone small{display:block}.stage-upload-dropzone strong{font-size:11px}.stage-upload-dropzone small{font-size:9px;color:var(--muted)}.exam-section-create{border-style:dashed}.question-builder-list{display:grid;gap:9px}.question-builder-card{display:grid;grid-template-columns:30px minmax(0,1fr) auto;gap:10px;padding:13px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2)}.question-builder-number{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;background:var(--surface);color:var(--accent);font-weight:900}.question-builder-card strong,.question-builder-card small{display:block}.question-builder-card small{font-size:9px;color:var(--muted);margin-top:4px}.question-builder-card ol{margin:8px 0 0;padding-left:18px;font-size:11px}.answer-key{font-size:10px;color:var(--success);margin:7px 0 0}.question-composer{margin:16px 0;padding:16px;border:1px solid var(--line);border-radius:13px;background:var(--surface)}.question-composer h3{margin-top:0}.option-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px}.option-grid>label{display:grid;grid-template-columns:20px 1fr;align-items:center;gap:6px}.check-line{display:flex!important;align-items:center;gap:7px;min-height:38px}.exam-start-card{max-width:760px;margin:5vh auto;text-align:center;padding:30px}.exam-start-card>i{font-size:38px;color:var(--accent)}.exam-start-card h2{margin:12px 0 7px}.exam-start-card>p{color:var(--muted);max-width:620px;margin:0 auto}.exam-start-card ul{text-align:left;max-width:580px;margin:18px auto;line-height:1.7}.exam-start-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:18px 0}.exam-start-meta span{padding:12px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2);font-size:10px}.exam-start-meta b{display:block;font-size:16px;color:var(--text)}.secure-exam-shell{min-height:100vh;background:var(--bg);padding-bottom:40px}.secure-exam-header{position:sticky;top:0;z-index:60;display:grid;grid-template-columns:minmax(0,1fr) auto 100px;align-items:center;gap:16px;padding:11px 18px;border-bottom:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm)}.secure-exam-header span,.secure-exam-header strong{display:block}.secure-exam-header span{font-size:9px;color:var(--accent);font-weight:900;letter-spacing:.1em}.secure-exam-header strong{font-size:13px}.exam-security-state{font-size:10px;color:var(--success);font-weight:800}.exam-timer{text-align:right;font-variant-numeric:tabular-nums;font-size:18px;font-weight:900}.secure-entry-overlay{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;background:rgba(7,12,18,.92);backdrop-filter:blur(8px)}.secure-entry-overlay[hidden]{display:none}.secure-entry-overlay>div{width:min(500px,calc(100vw - 30px));padding:30px;text-align:center;border:1px solid var(--line);border-radius:17px;background:var(--surface)}.secure-entry-overlay i{font-size:35px;color:var(--accent)}.secure-exam-form{width:min(920px,calc(100% - 28px));margin:18px auto}.employee-exam-section{margin-bottom:15px}.employee-exam-section-head{padding:18px;border:1px solid var(--line);border-radius:14px 14px 0 0;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 10%,var(--surface)),var(--surface))}.employee-exam-section-head span{font-size:9px;color:var(--accent);font-weight:900;text-transform:uppercase;letter-spacing:.08em}.employee-exam-section-head h2{margin:4px 0}.employee-exam-section-head p{margin:0;color:var(--muted);font-size:11px}.employee-exam-section .exam-question{border-radius:0;border-top:0;margin:0}.employee-exam-section .exam-question:last-child{border-radius:0 0 14px 14px}.exam-question legend{display:flex;align-items:flex-start;gap:8px;width:100%}.exam-question legend>span{flex:0 0 auto;width:25px;height:25px;border-radius:7px;display:grid;place-items:center;background:var(--surface-2);color:var(--accent);font-size:10px}.exam-question legend em{margin-left:auto;font-size:8px;color:var(--danger);font-style:normal;text-transform:uppercase}.question-help{margin:0 0 10px;color:var(--muted);font-size:10px}.secure-exam-submit{position:sticky;bottom:12px;display:flex;justify-content:flex-end;padding:10px;border:1px solid var(--line);border-radius:13px;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(10px)}.numbered-material{grid-template-columns:30px minmax(0,1fr) auto}.numbered-material.material-completed{border-color:color-mix(in srgb,var(--success) 45%,var(--line))}.numbered-material.material-completed .employee-material-number{background:color-mix(in srgb,var(--success) 15%,transparent);color:var(--success)}.exam-review-inline{display:grid;grid-template-columns:70px auto auto;align-items:center;gap:6px}.exam-review-inline input[type=number]{min-height:32px;padding:5px}.exam-review-inline label{font-size:9px;white-space:nowrap}
@media(max-width:1200px){.builder-material-item{grid-template-columns:30px minmax(170px,1fr) minmax(150px,1fr) 55px auto auto}.builder-material-item select[name=access_mode],.builder-material-item select[name=publish_status]{display:none}.stage-upload-dropzone{grid-template-columns:1fr 1fr 130px 105px}.stage-upload-dropzone>div{grid-column:1/-1}}
@media(max-width:760px){.builder-top-tabs{position:static;overflow-x:auto}.builder-material-item{grid-template-columns:30px 1fr auto}.builder-material-item>select,.builder-material-item>.material-order-input{grid-column:2/-1}.stage-upload-dropzone{grid-template-columns:1fr}.stage-upload-dropzone>div{grid-column:auto}.option-grid{grid-template-columns:1fr}.exam-start-meta{grid-template-columns:1fr}.secure-exam-header{grid-template-columns:1fr auto}.exam-security-state{display:none}.secure-exam-form{width:calc(100% - 16px)}.exam-review-inline{grid-template-columns:1fr}}

/* V28.12.2 Change Log */
.change-log-admin-grid{align-items:start}
.change-log-filter-tabs{display:flex;flex-wrap:wrap;gap:8px}
.change-log-filter-tabs a{display:inline-flex;align-items:center;min-height:36px;padding:8px 12px;border:1px solid var(--border);border-radius:9px;color:var(--text);text-decoration:none;font-weight:700;font-size:12px}
.change-log-filter-tabs a:hover,.change-log-filter-tabs a.active{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 14%,transparent);color:var(--primary-light,var(--primary))}
.change-log-list{display:grid;gap:14px}
.change-log-entry{position:relative;overflow:hidden}
.change-log-entry:before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:var(--primary)}
.change-log-entry-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.change-log-entry-meta time{margin-left:auto;color:var(--muted);font-size:12px}
.change-log-entry h2{margin:0 0 8px;font-size:18px}
.change-log-entry p{margin:0;color:var(--muted);white-space:normal;overflow-wrap:anywhere}
@media (max-width:760px){.change-log-entry-meta time{margin-left:0;width:100%}.change-log-admin-grid{grid-template-columns:1fr}}


/* V28.12.3 Course catalogue views and uniform descriptions */
.course-view-switcher{display:flex;align-items:center;justify-content:flex-end;gap:6px;margin:10px 0 14px;padding:7px 9px;border:1px solid var(--line);border-radius:11px;background:var(--surface)}
.course-view-switcher>span{margin-right:auto;color:var(--muted);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}
.course-view-button{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:7px 10px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);font:inherit;font-size:11px;font-weight:800;cursor:pointer}
.course-view-button:hover,.course-view-button.active{border-color:var(--line);background:var(--surface-2);color:var(--accent)}
.course-list[data-course-view-list]{align-items:stretch}
.course-list[data-course-view-list] .course-card{display:flex;min-width:0;flex-direction:column;height:100%}
.course-card-visual{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:70px;margin:-4px -4px 13px;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 14%,var(--surface)),var(--surface-2));overflow:hidden}
.course-card-visual i{font-size:24px;color:var(--accent)}
.course-card-visual span{max-width:70%;font-size:9px;font-weight:900;letter-spacing:.08em;text-align:right;text-transform:uppercase;color:var(--muted)}
.course-description-wrap{margin-bottom:10px}
.course-description{display:-webkit-box!important;-webkit-box-orient:vertical;-webkit-line-clamp:4;overflow:hidden;min-height:calc(1.6em * 4);margin:0!important;white-space:normal;overflow-wrap:anywhere}
.course-description.expanded{display:block!important;-webkit-line-clamp:unset;min-height:0}
.course-description-toggle{display:inline-flex;margin-top:5px;padding:0;border:0;background:transparent;color:var(--accent);font:inherit;font-size:11px;font-weight:800;cursor:pointer}
.course-description-toggle:hover{text-decoration:underline}
.course-card-actions{margin-top:auto;padding-top:10px}
.course-list.course-view-list{grid-template-columns:1fr}
.course-list.course-view-list .course-card{display:grid;grid-template-columns:72px minmax(170px,.8fr) minmax(240px,1.5fr) auto;align-items:center;gap:12px;min-height:112px;padding:13px 15px}
.course-list.course-view-list .course-card-visual{width:62px;height:62px;min-height:62px;margin:0;padding:10px;justify-content:center}
.course-list.course-view-list .course-card-visual span{display:none}
.course-list.course-view-list .course-card h3{margin:0}
.course-list.course-view-list .course-description-wrap{margin:0}
.course-list.course-view-list .course-description{min-height:0;-webkit-line-clamp:2}
.course-list.course-view-list .course-meta,.course-list.course-view-list .course-secondary,.course-list.course-view-list .module-content,.course-list.course-view-list .enrollment-admin-tools{display:none}
.course-list.course-view-list .course-card-actions,.course-list.course-view-list>.course-card>form{margin:0;padding:0;justify-self:end}
.course-list.course-view-tiles{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.course-list.course-view-tiles .course-card{min-height:300px;padding:14px}
.course-list.course-view-tiles .course-card-visual{min-height:92px}
.course-list.course-view-tiles .course-secondary,.course-list.course-view-tiles .module-content,.course-list.course-view-tiles .enrollment-admin-tools{display:none}
.course-list.course-view-tiles .course-description{-webkit-line-clamp:4;min-height:calc(1.6em * 4)}
@media(max-width:1200px){.course-list.course-view-tiles{grid-template-columns:repeat(3,minmax(0,1fr))}.course-list.course-view-list .course-card{grid-template-columns:62px minmax(150px,.8fr) minmax(200px,1.2fr)}}
@media(max-width:900px){.course-list.course-view-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}.course-list.course-view-list .course-card{grid-template-columns:54px 1fr}.course-list.course-view-list .course-description-wrap,.course-list.course-view-list .course-card-actions,.course-list.course-view-list>.course-card>form{grid-column:2}.course-list.course-view-list .course-card-actions,.course-list.course-view-list>.course-card>form{justify-self:start}}
@media(max-width:600px){.course-view-button span{display:none}.course-list.course-view-tiles{grid-template-columns:1fr}.course-list.course-view-list .course-card{grid-template-columns:1fr}.course-list.course-view-list .course-card-visual,.course-list.course-view-list .course-description-wrap,.course-list.course-view-list .course-card-actions,.course-list.course-view-list>.course-card>form{grid-column:auto}.course-list.course-view-list .course-card-visual{width:100%;height:54px}.course-list.course-view-list .course-card-visual span{display:block}}

/* V28.16 reliable file viewer */
.resource-player{overflow:hidden}.resource-player video{display:block;width:100%;max-height:min(72vh,720px);background:#000;object-fit:contain}.media-viewer{display:grid;gap:10px}.viewer-help{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface-2);font-size:12px;color:var(--muted)}.document-frame{display:block;width:100%;height:min(76vh,900px);min-height:520px;border:1px solid var(--border)!important;border-radius:12px;background:#fff}.text-frame{background:#fff}.resource-player img{max-height:78vh;object-fit:contain}.resource-player audio{display:block;width:100%;margin:8px 0}.viewer-error{padding:14px;border:1px solid var(--danger);border-radius:10px;background:color-mix(in srgb,var(--danger) 10%,transparent)}@media(max-width:760px){.document-frame{height:68vh;min-height:420px}.viewer-help{align-items:flex-start}}


/* V28.18 reusable file library and streamlined course creation */
.legacy-material-note{display:flex;align-items:flex-start;gap:10px;padding:13px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}.legacy-material-note>i{color:var(--accent);margin-top:2px}.legacy-material-note b,.legacy-material-note small{display:block}.legacy-material-note small{margin-top:3px;color:var(--muted)}
.stage-material-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:12px 0 8px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}.stage-material-actions .muted{font-size:10px}
.file-browser-dialog{width:min(980px,calc(100vw - 30px));max-height:min(820px,calc(100vh - 30px));padding:0;border:1px solid var(--line);border-radius:16px;background:var(--surface);color:var(--text);box-shadow:var(--shadow-lg)}.file-browser-dialog::backdrop{background:rgba(3,8,15,.68);backdrop-filter:blur(5px)}.file-browser-shell{display:flex;flex-direction:column;max-height:calc(100vh - 32px)}.file-browser-head,.file-browser-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px}.file-browser-head{border-bottom:1px solid var(--line)}.file-browser-head h2{margin:2px 0}.file-browser-head p{margin:0}.file-browser-tools{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:10px;padding:12px 18px;border-bottom:1px solid var(--line);background:var(--surface-2)}.file-browser-tools .search-row{position:relative}.file-browser-tools .search-row i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted)}.file-browser-tools .search-row input{padding-left:34px}.file-browser-list{display:grid;gap:7px;overflow:auto;padding:14px 18px;min-height:260px}.file-browser-item{display:grid;grid-template-columns:22px 36px minmax(0,1fr) auto;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:11px;background:var(--surface);cursor:pointer}.file-browser-item:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--line));background:color-mix(in srgb,var(--accent) 4%,var(--surface))}.file-browser-item:has(input:checked){border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--surface))}.file-type-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--surface-2);color:var(--accent)}.file-browser-copy{min-width:0}.file-browser-copy b,.file-browser-copy small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-browser-copy small{margin-top:3px;color:var(--muted);font-size:10px}.file-browser-foot{border-top:1px solid var(--line);background:var(--surface-2)}.file-browser-foot>div:first-child b,.file-browser-foot>div:first-child small{display:block}.file-browser-foot .actions{flex-wrap:wrap;justify-content:flex-end}.file-browser-foot select{width:auto;min-width:120px}
@media(max-width:760px){.stage-material-actions,.file-browser-head,.file-browser-foot{align-items:stretch;flex-direction:column}.file-browser-tools{grid-template-columns:1fr}.file-browser-foot .actions{display:grid;grid-template-columns:1fr 1fr;width:100%}.file-browser-foot .actions .btn{width:100%}.file-browser-item{grid-template-columns:22px 32px minmax(0,1fr)}.file-browser-item>.badge{grid-column:3}.file-browser-dialog{width:calc(100vw - 12px);max-height:calc(100vh - 12px)}}

/* V28.23 Verified Material Completion */
.verified-material-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px;align-items:start}.verified-material-layout>aside{position:sticky;top:84px}.verified-player{min-height:420px}.verified-video-shell video{display:block;width:100%;max-height:68vh;background:#050709;border-radius:12px}.verified-video-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 0}.verified-video-controls #videoTime{font-variant-numeric:tabular-nums;min-width:120px}.verified-video-controls input[type=range]{width:110px}.locked-video-progress{height:8px;background:var(--surface-muted,#e7ebef);border-radius:999px;overflow:hidden}.locked-video-progress span{display:block;height:100%;width:0;background:var(--primary,#a53d3d);transition:width .2s}.verification-status-card h2{margin-top:0}.verification-meter>div:first-child{display:flex;justify-content:space-between;margin-bottom:8px}.verification-checklist{list-style:none;padding:0;margin:16px 0;display:grid;gap:10px}.verification-checklist li{display:flex;gap:9px;align-items:flex-start;color:var(--muted-text,#667085)}.verification-checklist li.done{color:var(--success,#25824a)}.verification-checklist i{margin-top:3px}.final-page-confirm{padding:12px;background:var(--surface-muted,#f4f6f8);border-radius:10px;margin:12px 0}.btn-block{width:100%;justify-content:center;margin-top:10px}.verification-note{margin:10px 0 0}.verified-scroll-document{max-height:68vh;overflow:auto}.verified-scroll-document img{max-width:100%;display:block;margin:auto}.material-quiz-question{border:1px solid var(--border,#d9dee5);border-radius:12px;padding:16px;margin:0 0 14px}.material-quiz-question legend{font-weight:700;padding:0 8px}.material-quiz-question legend span{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--primary,#a53d3d);color:#fff;margin-right:8px}.material-quiz-question legend small{font-weight:400;color:var(--muted-text,#667085);margin-left:8px}.quiz-option{display:flex;gap:10px;padding:10px;border:1px solid var(--border,#d9dee5);border-radius:9px;margin:8px 0;cursor:pointer}.option-editor{display:grid;grid-template-columns:auto 1fr;gap:8px;align-items:center;margin:8px 0}.pptx-verification-card{margin-top:16px}.table-wrap td small{display:block;color:var(--muted-text,#667085);margin-top:4px}.two-column-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,.7fr);gap:18px;align-items:start}
@media(max-width:980px){.verified-material-layout,.two-column-layout{grid-template-columns:1fr}.verified-material-layout>aside{position:static}.verified-video-shell video{max-height:55vh}}

/* V28.24 course builder cleanup and material action polish */
.material-save-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-width:124px;white-space:nowrap;border-radius:9px;box-shadow:0 5px 14px color-mix(in srgb,var(--accent) 16%,transparent)}
.material-save-btn:hover{transform:translateY(-1px)}
.material-save-btn.is-saving{opacity:.72;cursor:wait;transform:none}
.builder-material-item .material-save-btn span{display:inline}
.panel-title-row>.actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.inline-form{display:inline-flex;margin:0}
@media(max-width:1200px){.material-save-btn{min-width:38px;width:38px;padding-inline:0}.material-save-btn span{display:none!important}}
@media(max-width:760px){.builder-material-item .material-save-btn{width:auto;min-width:118px;padding-inline:11px}.builder-material-item .material-save-btn span{display:inline!important}}


/* V28.25 - uniform employee material rows */
.stage-material-row.numbered-material{
  display:grid;
  grid-template-columns:34px minmax(0,1fr) auto;
  align-items:center;
  column-gap:14px;
}
.employee-material-number{align-self:center;justify-self:center;}
.employee-material-copy{
  min-width:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-self:stretch;
  overflow:hidden;
}
.employee-material-copy b,
.employee-material-copy small{
  display:block;
  max-width:100%;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.employee-material-copy b{line-height:1.35;}
.employee-material-copy small{margin-top:4px;line-height:1.35;}
.material-row-actions{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  flex-wrap:nowrap;
  gap:8px;
  min-width:max-content;
}
.material-row-actions .btn{white-space:nowrap;}
@media(max-width:900px){
  .stage-material-row.numbered-material{grid-template-columns:30px minmax(0,1fr);}
  .material-row-actions{grid-column:2;justify-content:flex-start;flex-wrap:wrap;min-width:0;margin-top:4px;}
}
@media(max-width:560px){
  .stage-material-row.numbered-material{grid-template-columns:1fr;}
  .employee-material-number{justify-self:start;}
  .material-row-actions{grid-column:1;}
}

/* V28.26 — modern course editor and persistent assignment controls */
.course-editor-panel{padding:0;overflow:hidden}
.course-editor-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:22px 24px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 7%,var(--surface)),var(--surface))}
.course-editor-heading{display:flex;align-items:flex-start;gap:14px;min-width:0}
.course-editor-icon{flex:0 0 42px;width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent);font-size:17px}
.course-editor-heading .eyebrow{display:block;margin-bottom:3px;color:var(--accent);font-size:9px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.course-editor-heading h2{margin:0 0 5px;font-size:20px;line-height:1.2}
.course-editor-heading p{max-width:760px;margin:0;line-height:1.55}
.course-builder-link{flex:0 0 auto;color:#fff!important;font-size:11px!important}
.course-editor-form{padding:0 24px 22px}
.course-form-section{padding:22px 0;border-bottom:1px solid var(--line)}
.course-form-section:last-of-type{border-bottom:0}
.course-form-section-head{display:grid;grid-template-columns:32px minmax(0,1fr);align-items:start;gap:11px;margin-bottom:15px}
.course-form-section-head>span{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:var(--surface-2);color:var(--accent);font-size:10px;font-weight:900}
.course-form-section-head h3{margin:0 0 3px;font-size:14px}
.course-form-section-head p{margin:0;color:var(--muted);font-size:10px;line-height:1.45}
.course-form-grid{gap:13px 14px}
.course-form-grid label em{margin-left:5px;color:var(--accent);font-size:8px;font-style:normal;text-transform:uppercase;letter-spacing:.06em}
.course-editor-form input,.course-editor-form select{min-height:42px}
.course-editor-form textarea{min-height:108px;padding:12px 13px;line-height:1.55}
.course-settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}
.course-setting-card{position:relative;display:grid;grid-template-columns:38px minmax(0,1fr) 24px;align-items:center;gap:11px;min-height:88px;padding:14px;border:1px solid var(--line);border-radius:13px;background:var(--surface-2);cursor:pointer;transition:border-color .16s,background .16s,transform .16s}
.course-setting-card:hover{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));transform:translateY(-1px)}
.course-setting-card>input{position:absolute;opacity:0;pointer-events:none}
.course-setting-card:has(input:checked){border-color:color-mix(in srgb,var(--accent) 68%,var(--line));background:color-mix(in srgb,var(--accent) 7%,var(--surface))}
.setting-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:var(--surface);color:var(--muted);font-size:14px}
.course-setting-card:has(input:checked) .setting-icon{background:color-mix(in srgb,var(--accent) 15%,transparent);color:var(--accent)}
.setting-copy{min-width:0}
.setting-copy strong,.setting-copy small{display:block}
.setting-copy strong{font-size:12px;line-height:1.3}
.setting-copy small{margin-top:4px;color:var(--muted);font-size:9px;line-height:1.45}
.setting-check{width:22px;height:22px;display:grid;place-items:center;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:transparent;font-size:10px}
.course-setting-card:has(input:checked) .setting-check{border-color:var(--accent);background:var(--accent);color:#fff}
.course-setting-card:focus-within{outline:3px solid color-mix(in srgb,var(--accent) 20%,transparent);outline-offset:2px}
.course-status-field{justify-content:center;padding:14px;border:1px solid var(--line);border-radius:13px;background:var(--surface-2)}
.course-status-field small{font-size:9px;line-height:1.45}
.course-editor-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:20px}
.course-editor-action-note{display:flex;align-items:flex-start;gap:8px;max-width:560px;color:var(--muted);font-size:9px;line-height:1.5}
.course-editor-action-note i{margin-top:2px;color:var(--success)}
.course-editor-actions>.actions{justify-content:flex-end}
@media(max-width:900px){.course-settings-grid{grid-template-columns:1fr}.course-editor-actions{align-items:stretch;flex-direction:column}.course-editor-actions>.actions{justify-content:flex-start}}
@media(max-width:640px){.course-editor-header{padding:18px;flex-direction:column}.course-editor-form{padding:0 18px 18px}.course-builder-link{width:100%}.course-editor-icon{display:none}.course-form-section{padding:18px 0}.course-setting-card{grid-template-columns:34px minmax(0,1fr) 22px}.course-editor-actions>.actions{display:grid;grid-template-columns:1fr}.course-editor-actions .btn{width:100%}}

/* V28.27 — compact course access controls */
.course-settings-grid{
  grid-template-columns:repeat(2,minmax(0,1fr));
  align-items:stretch;
  gap:10px;
}
.course-setting-card{
  grid-template-columns:20px 34px minmax(0,1fr);
  min-height:64px;
  padding:10px 12px;
  gap:10px;
  border-radius:11px;
  align-content:center;
  overflow:hidden;
}
.course-setting-card .setting-check{
  grid-column:1;
  width:19px;
  height:19px;
  border-radius:6px;
  font-size:9px;
}
.course-setting-card .setting-icon{
  grid-column:2;
  width:34px;
  height:34px;
  border-radius:9px;
  font-size:13px;
}
.course-setting-card .setting-copy{
  grid-column:3;
  width:auto;
  min-width:0;
  overflow:hidden;
}
.course-setting-card .setting-copy strong{
  font-size:11px;
  line-height:1.25;
  white-space:normal;
  overflow-wrap:normal;
  word-break:normal;
}
.course-setting-card .setting-copy small{
  margin-top:2px;
  font-size:8.5px;
  line-height:1.35;
  white-space:normal;
  overflow-wrap:break-word;
  word-break:normal;
}
.course-status-field{
  min-height:64px;
  padding:10px 12px;
  border-radius:11px;
}
.course-status-field select{min-height:38px}
.course-status-field small{margin-top:3px}
@media(max-width:900px){
  .course-settings-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  .course-settings-grid{grid-template-columns:1fr}
}

/* V28.30 Progression and compact change-log notice */
.change-log-slide{position:fixed;right:18px;bottom:18px;z-index:1200;pointer-events:none}.change-log-slide-tab,.change-log-slide-panel{pointer-events:auto}.change-log-slide-tab{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:999px;min-height:42px;padding:9px 12px;display:flex;align-items:center;justify-content:center;gap:7px;box-shadow:0 12px 30px rgba(0,0,0,.18);cursor:pointer;transition:transform .18s ease,box-shadow .18s ease}.change-log-slide-tab:hover{transform:translateY(-1px);box-shadow:0 14px 34px rgba(0,0,0,.23)}.change-log-slide-tab span{font-size:12px;font-weight:700;white-space:nowrap}.change-log-slide-tab i{color:var(--accent)}.change-log-slide.seen .change-log-slide-tab{width:42px;height:42px;padding:0}.change-log-slide.seen .change-log-slide-tab span{display:none}.change-log-slide-panel{position:absolute;right:0;bottom:52px;width:270px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:16px;box-shadow:0 18px 42px rgba(0,0,0,.24);opacity:0;visibility:hidden;transform:translateY(10px) scale(.98);transition:opacity .2s ease,transform .2s ease,visibility .2s ease}.change-log-slide.open .change-log-slide-panel{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.change-log-slide.open .change-log-slide-tab{display:none}.change-log-slide-close{position:absolute;right:10px;top:10px;border:0;background:transparent;color:var(--muted);cursor:pointer;width:28px;height:28px;border-radius:8px}.change-log-slide-close:hover{background:var(--surface-2);color:var(--text)}.change-log-slide-meta{display:flex;align-items:center;gap:8px;padding-right:30px}.change-log-slide-panel h3{font-size:15px;line-height:1.35;margin:10px 0 4px}.change-log-slide-panel p{font-size:12px;color:var(--muted);margin:0 0 12px}.change-log-slide-panel .btn{width:100%;justify-content:center}

@media(max-width:900px){.change-log-slide{right:14px;bottom:14px}.change-log-slide-tab span{display:none}.change-log-slide-tab{width:42px;height:42px;padding:0}.change-log-slide-panel{width:min(270px,calc(100vw - 28px))}}



/* V28.30.2 Change Log panel viewport alignment fix */
.change-log-slide{
  right:max(18px, env(safe-area-inset-right));
  bottom:max(18px, env(safe-area-inset-bottom));
  max-width:calc(100vw - 36px);
}
.change-log-slide-panel{
  right:0;
  left:auto;
  margin-right:0;
  width:min(270px, calc(100vw - 36px));
  max-width:calc(100vw - 36px);
  box-sizing:border-box;
}
.change-log-slide.open{
  padding-right:0;
}
@media(max-width:900px){
  .change-log-slide{
    right:max(14px, env(safe-area-inset-right));
    bottom:max(14px, env(safe-area-inset-bottom));
    max-width:calc(100vw - 28px);
  }
  .change-log-slide-panel{
    right:0;
    left:auto;
    margin-right:0;
    width:min(270px, calc(100vw - 28px));
    max-width:calc(100vw - 28px);
  }
}

/* V28.31 — full-site phone alignment and responsive safety audit */
@media(max-width:760px){
  html{-webkit-text-size-adjust:100%;scroll-padding-top:74px}
  body{width:100%;max-width:100%;overflow-x:hidden}
  .app-header{height:auto;min-height:64px;padding:10px 12px;gap:8px}
  .header-left{gap:8px;max-width:calc(100% - 92px)}
  .header-right{gap:6px;flex-wrap:nowrap;margin-left:auto}
  .brand{gap:8px;min-width:0;max-width:100%}
  .brand img{height:34px;max-width:112px;object-fit:contain}
  .brand-copy{min-width:0}
  .brand-copy strong{font-size:12px;overflow:hidden;text-overflow:ellipsis;max-width:145px}
  .nav-toggle,.theme-toggle,.icon-btn,.language-menu-button,.header-transfer-button{width:38px;height:38px;min-width:38px;padding:0}
  .app-shell{min-height:calc(100vh - 64px);width:100%;min-width:0}
  .app-rail{width:min(286px,86vw);left:-100%;padding:74px 12px 18px;height:100dvh;top:0}
  body.nav-open .app-rail{left:0}
  .app-main{width:100%;max-width:100%;min-width:0;padding:14px 12px 24px}
  .app-footer{padding:14px 12px;text-align:center;justify-content:center}

  .page-head,.page-title,.section-head,.panel-title-row,.resource-section-title,.report-chart-head{
    width:100%;align-items:stretch;flex-direction:column;gap:10px
  }
  .page-head h1,.page-title h1{font-size:23px;line-height:1.15;overflow-wrap:anywhere}
  .page-head h2,.page-title h2,.section-head h2{font-size:19px;overflow-wrap:anywhere}
  .page-head p,.page-title p{font-size:12px}
  .page-head>.actions,.page-title>.actions,.section-head>.actions,.navigation{width:100%}

  .panel,.box,.feature-card,.course-card,.stat-card,.hero-card,.login-card{border-radius:13px}
  .panel,.box{padding:15px;margin-bottom:14px}
  .panel h2{font-size:16px}
  .grid,.grid-2,.grid-3,.grid-4,.course-list,.dashboard-stat-grid,.admin-stat-grid,.admin-action-grid{width:100%;min-width:0}
  .grid>* ,.grid-2>* ,.grid-3>* ,.grid-4>* ,.course-list>*{min-width:0}

  .form-grid,.course-form-grid{grid-template-columns:minmax(0,1fr)!important;gap:11px}
  .form-group,.form-group.full{grid-column:1!important;min-width:0}
  input,select,textarea{max-width:100%;font-size:16px}
  input[type=checkbox],input[type=radio]{font-size:initial}
  textarea{min-height:92px}
  .inline-form,.search-row,.filter-actions,.actions,.hero-actions,.login-actions{width:100%;align-items:stretch}
  .search-row{display:grid;grid-template-columns:minmax(0,1fr);gap:8px}
  .search-row input,.search-row select,.inline-form select{width:100%;min-width:0}
  .actions>.btn,.hero-actions>.btn,.login-actions>.btn,.filter-actions>.btn{min-height:40px}
  .actions form{max-width:100%}

  .table-wrap{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:11px}
  table{min-width:680px}
  th,td{padding:10px;font-size:11px;white-space:normal;overflow-wrap:anywhere}
  th{font-size:8px}

  .hero-card{padding:20px 16px;gap:16px}
  .hero-card h1{font-size:clamp(31px,10vw,39px)}
  .hero-card p{font-size:12px}
  .hero-summary{grid-template-columns:1fr 1fr;gap:0}
  .summary-item{min-width:0;padding:10px}
  .summary-item strong{font-size:15px;overflow-wrap:anywhere}

  .course-card,.feature-card{padding:15px}
  .course-card h3,.feature-card h3{font-size:15px;overflow-wrap:anywhere}
  .course-card-actions{width:100%;justify-content:flex-start;flex-wrap:wrap}
  .course-card-actions .btn{flex:1 1 130px}

  .modal,.modal-dialog,.dialog,.popover,.dropdown-menu{max-width:calc(100vw - 24px)}
  .modal-content,.dialog-content{max-height:calc(100dvh - 32px);overflow:auto}

  video,audio,iframe,embed,object,.resource-player,.material-viewer,.pptx-viewer{max-width:100%;width:100%}
  video{height:auto;max-height:60dvh}
  iframe,.resource-player iframe{height:min(64dvh,560px)}
  .course-material-layout,.material-view-layout,.resource-view-layout{grid-template-columns:minmax(0,1fr)!important}
  .verification-status-card,.course-page-side,.resource-view-sidebar{position:static!important;width:100%;max-width:none}
  .verification-checklist{padding-left:0}

  .course-editor-header,.course-editor-form{padding-left:15px;padding-right:15px}
  .course-editor-heading{width:100%;min-width:0}
  .course-editor-heading h2,.course-editor-heading p{overflow-wrap:anywhere}
  .course-settings-grid{grid-template-columns:minmax(0,1fr)!important}
  .course-setting-card{width:100%;grid-template-columns:20px 32px minmax(0,1fr);padding:10px;gap:8px}
  .setting-copy strong,.setting-copy small{overflow-wrap:anywhere}
  .course-editor-actions>.actions{width:100%}
  .course-editor-actions .btn{width:100%}

  .builder-top-tabs{width:100%;max-width:100%;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .builder-material-item,.stage-upload-dropzone,.exam-review-inline,.secure-exam-header{width:100%;min-width:0}
  .builder-material-item .btn,.stage-material-row .btn{max-width:100%}
  .stage-head,.stage-material-row{min-width:0}
  .stage-head{align-items:flex-start;flex-direction:column}
  .stage-head>.actions{width:100%}

  .support-message,.knowledge-post,.comment-card,.activity-card{max-width:100%;overflow-wrap:anywhere}
  .support-admin-controls,.support-admin-controls form{width:100%}

  .report-summary-grid{grid-template-columns:minmax(0,1fr)!important}
  .report-chart-card,.report-export-card{min-width:0}
  canvas{max-width:100%!important}

  .language-menu-popover,.transfer-menu-panel{position:fixed;right:12px!important;left:12px!important;width:auto!important;max-width:none!important}
  .language-menu-popover{top:64px}
  .transfer-menu-panel{top:64px}

  .change-log-slide{right:max(12px,env(safe-area-inset-right));bottom:max(12px,env(safe-area-inset-bottom));max-width:calc(100vw - 24px)}
  .change-log-slide-panel{right:0;bottom:50px;width:min(286px,calc(100vw - 24px));max-width:calc(100vw - 24px);padding:14px}

  .login-body{padding:12px;min-height:100dvh}
  .login-frame{width:100%;min-height:0;border-radius:16px}
  .login-panel{padding:24px 17px}
  .login-panel h2{font-size:23px}
  .login-theme-toggle{right:12px;top:12px}
}

@media(max-width:480px){
  .app-main{padding:12px 10px 22px}
  .app-header{padding-inline:10px}
  .brand-copy strong{max-width:105px}
  .panel,.box{padding:13px}
  .btn{white-space:normal;text-align:center;line-height:1.25}
  .actions{display:grid;grid-template-columns:minmax(0,1fr)}
  .actions>.btn,.actions>form,.actions>form>.btn{width:100%}
  .hero-summary{grid-template-columns:minmax(0,1fr)}
  .home-stat-grid,.report-summary-grid{grid-template-columns:minmax(0,1fr)!important}
  .badge{white-space:normal;text-align:center}
  .course-setting-card{grid-template-columns:19px 30px minmax(0,1fr)}
  .setting-icon{width:30px!important;height:30px!important}
  .change-log-slide-panel{width:calc(100vw - 20px);max-width:calc(100vw - 20px)}
}

/* V28.32 — mobile header and floating Change Log alignment correction */
.header-dashboard-button{flex:0 0 auto;width:auto;max-width:max-content;white-space:nowrap}
.header-dashboard-button i{flex:0 0 auto}

@media(max-width:760px){
  .header-dashboard-button{
    width:38px!important;
    min-width:38px!important;
    max-width:38px!important;
    height:38px;
    min-height:38px!important;
    padding:0!important;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    flex:0 0 38px!important;
    border-radius:10px;
  }
  .header-dashboard-button span{display:none}
  body.has-change-log-slide .app-main{padding-bottom:88px}
  .change-log-slide{
    transition:opacity .18s ease,transform .18s ease;
  }
  .change-log-slide.scroll-hidden:not(.open){
    opacity:0;
    transform:translateY(18px);
    pointer-events:none;
  }
  .change-log-slide-tab{
    width:40px!important;
    min-width:40px!important;
    height:40px!important;
    min-height:40px!important;
    padding:0!important;
    background:var(--panel);
    border:1px solid var(--border);
  }
  .change-log-slide-panel{
    position:fixed;
    right:12px!important;
    left:12px!important;
    bottom:64px!important;
    width:auto!important;
    max-width:none!important;
    max-height:min(320px,calc(100dvh - 92px));
    overflow:auto;
    margin:0!important;
    box-shadow:0 18px 46px rgba(0,0,0,.30);
  }
}

@media(max-width:420px){
  .header-right{gap:4px}
  .header-dashboard-button{width:36px!important;min-width:36px!important;max-width:36px!important;height:36px;min-height:36px!important;flex-basis:36px!important}
  .change-log-slide{right:max(10px,env(safe-area-inset-right));bottom:max(10px,env(safe-area-inset-bottom))}
  .change-log-slide-panel{right:10px!important;left:10px!important;bottom:58px!important;padding:13px!important}
}