/* =========================================================
   ELITOPOLIS STUDENT PORTAL - REDESIGN LAYER
   Loaded AFTER styles.css. Restyles the existing class names;
   no JS hooks, ids or data attributes are renamed.

   Department contract: only --primary / --secondary come from
   branding (applyBranding). Everything else is derived here,
   and --ink / --on-primary / --side are kept contrast-safe by
   redesign.js (UITheme.derive).
========================================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700&display=swap');

:root{
    --on-primary:#fff;
    --ink:#0b6b61;
    --side:#0f2a4a;
    --on-side:#fff;

    --soft:color-mix(in srgb,var(--primary) 10%,#fff);
    --line:color-mix(in srgb,var(--primary) 32%,#fff);
    --glow:color-mix(in srgb,var(--primary) 34%,transparent);

    --rd-bg:color-mix(in srgb,var(--primary) 5%,#f7f4ee);
    --rd-sf:#fff;
    --rd-bd:#e1e5ee;
    --rd-bd2:#edf0f5;
    --rd-tx:#172033;
    --rd-tx2:#55607a;
    --rd-tx3:#8791a8;
    --rd-hv:#eef1f7;

    --ok:#16794a;  --okb:#e5f4ec;
    --wn:#955a00;  --wnb:#fdf0d8;
    --er:#b42318;  --erb:#fdeceb;
    --in:#2a5db0;  --inb:#e8effb;

    --rd-sh:0 1px 2px rgba(60,40,10,.04),0 10px 28px -14px rgba(60,40,10,.18);

    /* map the old tokens onto the new ones so untouched pages follow */
    --background:var(--rd-bg);
    --text:var(--rd-tx);
    --text-light:var(--rd-tx2);
    --border:var(--rd-bd);
    --font-display:"DM Sans",system-ui,sans-serif;
    --font-mono:"DM Sans",system-ui,sans-serif;
    --radius:18px;
}

body.dark{
    --rd-bg:#0b1220;
    --rd-sf:#101827;
    --rd-bd:#2b3547;
    --rd-bd2:#1f2a3c;
    --rd-tx:#f3f4f6;
    --rd-tx2:#9ca3af;
    --rd-tx3:#6b7280;
    --rd-hv:#1a2438;
    --soft:color-mix(in srgb,var(--primary) 16%,#101827);
    --line:color-mix(in srgb,var(--primary) 40%,#101827);
    --okb:#10301f; --wnb:#33260a; --erb:#3a1512; --inb:#14243f;
    --ok:#5fd09a; --wn:#f0b45c; --er:#ff8a80; --in:#8ab4ff;
    --ink:color-mix(in srgb,var(--primary) 70%,#fff);
    --rd-sh:0 1px 2px rgba(0,0,0,.3),0 10px 28px -14px rgba(0,0,0,.5);
    --background:var(--rd-bg);
    --text:var(--rd-tx);
    --text-light:var(--rd-tx2);
    --border:var(--rd-bd);
}

body{
    font-family:"DM Sans",system-ui,sans-serif;
    font-size:14.5px;
    background:var(--rd-bg);
    color:var(--rd-tx);
    -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{font-family:"DM Sans",system-ui,sans-serif;letter-spacing:-.02em}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px}

/* =========================================================
   SIDEBAR
========================================================= */
.sidebar{
    width:248px;
    background:linear-gradient(180deg,color-mix(in srgb,var(--side) 100%,#fff 6%),var(--side) 40%);
    color:var(--on-side);
    padding:18px 12px;
    box-shadow:none;
}
.main-content{margin-left:248px;padding:0 0 40px}
.main-content.expanded{margin-left:0}
.sidebar.hidden{transform:translateX(-100%)}

.sidebar-header{gap:10px;padding:0 8px 14px;margin-bottom:6px}
.branding-logo{width:36px;height:36px;border-radius:12px;padding:3px;box-shadow:0 0 0 4px color-mix(in srgb,var(--on-side) 14%,transparent)}
.sidebar-header-text h2{color:var(--on-side);font-size:1.05rem;font-weight:700;margin:0}
.sidebar-header-text p{color:color-mix(in srgb,var(--on-side) 58%,transparent);font-size:.75rem;margin-top:1px}

.sidebar nav{gap:2px}
.nav-group{margin-top:6px}
.nav-group h4{
    color:color-mix(in srgb,var(--on-side) 58%,transparent);
    font-size:12.5px;font-weight:600;text-transform:none;letter-spacing:0;
    padding:10px 12px 4px;margin:0;
}
.nav-item{
    padding:9px 12px;gap:10px;border-radius:12px;margin-bottom:1px;
    color:color-mix(in srgb,var(--on-side) 80%,transparent);
    font-size:14px;text-align:left;transition:background .14s,color .14s;
}
.nav-item .material-icons{font-size:20px;opacity:.85}
.nav-item:hover{background:color-mix(in srgb,var(--on-side) 10%,transparent);color:var(--on-side)}
.nav-item.active{
    background:var(--rd-sf);color:var(--rd-tx);font-weight:600;box-shadow:none;
}
.nav-item.active .material-icons{color:var(--ink);opacity:1}
.sidebar .forum-nav-badge,
.sidebar .announcements-nav-badge,.sidebar .assignments-nav-badge{background:var(--primary);color:var(--on-primary)}
.sidebar .nav-item.active .forum-nav-badge,
.sidebar .nav-item.active .announcements-nav-badge{background:var(--primary);color:var(--on-primary)}

/* =========================================================
   TOP BAR
========================================================= */
.topbar{
    position:sticky;top:0;z-index:20;margin:0;
    padding:10px 28px;
    background:color-mix(in srgb,var(--rd-sf) 88%,transparent);
    -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
    border-bottom:1px solid var(--rd-bd);
}
.topbar-left h2{font-size:15px;font-weight:600;margin:0}
.topbar-left small{display:none}
.topbar-left,.topbar-right{gap:10px}
.icon-btn{
    width:36px;height:36px;border-radius:10px;
    background:transparent;border:0;box-shadow:none;color:var(--rd-tx2);
}
.icon-btn:hover{background:var(--rd-hv);transform:none}
.notification-badge{
    top:4px;right:4px;width:auto;min-width:16px;height:16px;padding:0 4px;
    background:var(--er);border:2px solid var(--rd-sf);font-size:.62rem;font-weight:700;
}
.student-profile{gap:10px}
.student-profile img{width:30px;height:30px;border-radius:50%}
.student-profile h4{font-size:13px;font-weight:600;margin:0}
.student-profile small{font-size:11px;color:var(--rd-tx3)}

/* page body gets the design's content width + padding */
.page{padding:24px 28px 60px;max-width:1180px}

/* =========================================================
   PAGE HEADERS (welcome card becomes the design's header)
========================================================= */
.welcome-card{
    background:none;box-shadow:none;border:0;border-radius:0;padding:0;margin:0 0 18px;color:var(--rd-tx);
}
.welcome-card::before,.welcome-card::after{display:none}
.welcome-card .eyebrow{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:4px}
.welcome-card h1{font-size:32px;font-weight:700;letter-spacing:-.025em;line-height:1.1;color:var(--rd-tx)}
.welcome-card p{color:var(--rd-tx2);font-size:15px;margin-top:6px}

/* =========================================================
   BUTTONS / TAGS
========================================================= */
.primary-btn,.btn-primary{
    background:var(--primary);color:var(--on-primary);border:1px solid var(--primary);
    border-radius:12px;font-weight:600;box-shadow:0 6px 16px -8px var(--glow);
}
.primary-btn:hover,.btn-primary:hover{background:var(--primary);box-shadow:0 6px 16px -4px var(--glow);filter:none}
.primary-btn:active{transform:scale(.97)}
.secondary-btn{border-radius:12px;border:1px solid var(--rd-bd);background:var(--rd-sf);color:var(--rd-tx)}
.text-btn{color:var(--ink);font-weight:500;font-size:13px;background:none;border:0;padding:4px 6px;border-radius:8px}
.text-btn:hover{text-decoration:underline}

.announcement-badge,.course-status,.course-elective-badge{
    display:inline-flex;align-items:center;font-size:11.5px;font-weight:600;
    padding:3px 10px;border-radius:20px;white-space:nowrap;
}
.announcement-badge.urgent{color:var(--er);background:var(--erb)}
.announcement-badge.important{color:var(--wn);background:var(--wnb)}
.announcement-badge.information{color:var(--in);background:var(--inb)}

/* =========================================================
   CARDS
========================================================= */
.dashboard-widget,.material-card,.course-card,.announcement-item,
.timetable-card{
    background:var(--rd-sf);
    border:1px solid transparent;
    border-radius:18px;
    box-shadow:var(--rd-sh);
}
body.dark .dashboard-widget,body.dark .material-card,body.dark .course-card,
body.dark .announcement-item,body.dark .timetable-card{border-color:var(--rd-bd)}

/* ---- dashboard hero (announcement slider, no arrows) ---- */
.hero-slider{margin-bottom:16px}
.announcement-slider{position:relative}
.announcement-slider .slider-arrow{display:none}
.hero-slider .announcement-card{
    position:relative;overflow:hidden;min-height:178px;
    padding:22px 26px 44px;border-radius:18px;border:0;color:var(--on-primary);
    background:radial-gradient(90% 180% at 0% 0%,color-mix(in srgb,#fff 20%,var(--primary)),var(--primary) 62%);
    box-shadow:0 18px 36px -16px var(--glow),0 2px 6px rgba(0,0,0,.08);
    display:flex;flex-direction:column;justify-content:center;
}
.hero-slider .announcement-card::after{
    content:"";position:absolute;right:-40px;top:-60px;width:220px;height:220px;border-radius:50%;pointer-events:none;
    border:1px solid color-mix(in srgb,var(--on-primary) 22%,transparent);
    box-shadow:0 0 0 38px color-mix(in srgb,var(--on-primary) 5%,transparent);
}
.hero-slider .announcement-header{display:flex;gap:10px;align-items:center;font-size:13px;opacity:.95;margin-bottom:8px}
.hero-slider .announcement-badge{background:color-mix(in srgb,var(--on-primary) 18%,transparent);color:var(--on-primary);font-size:12px;font-weight:700;text-transform:none}
.hero-slider .announcement-date{color:inherit;opacity:.9}
.hero-slider .announcement-card h2{margin:0;font-size:24px;font-weight:700;letter-spacing:-.02em;line-height:1.2;max-width:640px;color:inherit}
.hero-slider .announcement-preview{margin-top:6px;opacity:.92;max-width:600px;color:inherit;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hero-slider .announcement-footer{margin-top:12px;padding:0;border:0}
.hero-slider .announcement-footer .primary-btn{background:#fff;color:#172033;border-color:transparent;box-shadow:none}
.hero-slider .announcement-image{max-height:90px;border-radius:12px;margin-bottom:8px}
.hero-slider .slider-dots{position:absolute;left:26px;bottom:16px;display:flex;gap:6px;z-index:2;margin:0}
.hero-slider .slider-dot{
    width:8px;height:8px;border-radius:4px;padding:0;cursor:pointer;
    background:color-mix(in srgb,var(--on-primary) 40%,transparent);transition:.25s;
}
.hero-slider .slider-dot.active{width:24px;background:var(--on-primary)}

/* ---- stat tiles ---- */
.dashboard-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}
.dashboard-card{
    display:flex;flex-direction:column;align-items:flex-start;gap:2px;
    padding:18px;border-radius:18px;border:0;box-shadow:var(--rd-sh);
    transition:.18s;cursor:default;
}
.dashboard-card:hover{box-shadow:0 10px 24px -12px var(--glow);transform:none}
.dashboard-card .material-icons{
    width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
    background:#fff;color:var(--ink);font-size:22px;margin-bottom:8px;
}
.dashboard-card h2{font-size:26px;font-weight:700;margin:0;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.dashboard-card p{color:var(--rd-tx2);font-size:12.5px;margin:0}
.dashboard-card:nth-child(1){background:color-mix(in srgb,var(--primary) 12%,#fff)}
.dashboard-card:nth-child(2){background:#fff3dc}
.dashboard-card:nth-child(2) .material-icons{color:var(--wn)}
.dashboard-card:nth-child(3){background:#e8f0fe}
.dashboard-card:nth-child(3) .material-icons{color:var(--in)}
.dashboard-card:nth-child(4){background:#e3f5ea}
.dashboard-card:nth-child(4) .material-icons{color:var(--ok)}
body.dark .dashboard-card:nth-child(n){background:var(--rd-sf);border:1px solid var(--rd-bd)}
body.dark .dashboard-card .material-icons{background:var(--rd-hv)}

/* ---- widgets ---- */
.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.dashboard-widget{padding:0;overflow:hidden}
.widget-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px 6px;margin:0}
.widget-header h3{font-size:17px;font-weight:700;margin:0}
.widget-body{padding:0 20px 12px;margin:0}
.recent-item{
    display:flex;flex-direction:column;gap:2px;
    padding:11px 8px;margin:0 -8px;border-radius:12px;cursor:pointer;transition:background .14s;
}
.recent-item+.recent-item{border-top:1px solid var(--rd-bd2)}
.recent-item:hover{background:color-mix(in srgb,var(--primary) 6%,var(--rd-sf))}
.recent-item strong{font-weight:600;font-size:14px}
.recent-item small{font-size:13px;color:var(--rd-tx2)}

/* today's classes: timetable cards become calm rows, "now" highlighted */
.widget-body .timetable-card{
    box-shadow:none;border:0;border-radius:12px;padding:11px 10px;margin:0 -8px;background:transparent;
}
.widget-body .timetable-card+.timetable-card{border-top:1px solid var(--rd-bd2);border-radius:0 0 12px 12px}
.widget-body .timetable-card h4{font-size:14px;font-weight:600;margin:4px 0 2px}
.widget-body .timetable-card p{font-size:13px;color:var(--rd-tx2);margin:0}
.widget-body .timetable-card .time{font-weight:700;font-size:12.5px;color:var(--rd-tx2);font-variant-numeric:tabular-nums}
.widget-body .timetable-card .badge{background:var(--soft);color:var(--ink);font-weight:700;border-radius:8px}
.current-class-label{
    display:inline-block;font-size:11px;font-weight:700;letter-spacing:.05em;color:var(--ink);
}
.widget-body .timetable-card:has(.current-class-label){
    background:linear-gradient(90deg,var(--soft),transparent);box-shadow:inset 3px 0 0 var(--primary);
}

/* ---- list pages ---- */
.materials-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}

.course-card{padding:0;overflow:hidden;transition:.18s;position:relative}
.course-card::before{content:"";display:block;height:4px;background:var(--primary)}
.course-card:nth-child(3n+2)::before{background:var(--secondary)}
.course-card:nth-child(3n)::before{background:color-mix(in srgb,var(--primary) 55%,var(--secondary))}
.course-card:hover{transform:translateY(-2px);box-shadow:0 12px 26px -12px var(--glow)}
.course-card>*{margin-left:18px;margin-right:18px}
.course-header{margin-top:16px}
.course-card h4,.course-card h3{font-weight:700;font-size:17px}
.course-meta{margin-bottom:14px}
.course-remove-btn:hover{background:var(--erb);color:var(--er)}
.course-group-picker{margin:0;padding:12px 18px;background:var(--rd-bg);border:0}
.course-group-pill.active{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}

.material-card{padding:16px 18px;transition:.18s}
.material-card:hover{border-color:var(--line);box-shadow:0 12px 26px -12px var(--glow)}
.material-course{
    display:inline-block;font-weight:700;font-size:12.5px;
    background:color-mix(in srgb,var(--primary) 14%,#fff);color:var(--ink);padding:3px 10px;border-radius:8px;
}
body.dark .material-course{background:var(--soft)}

.announcement-item{position:relative;padding:14px 18px 14px 22px;margin-bottom:12px;cursor:pointer}
.announcement-item::before{
    content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--rd-bd);
}
.announcement-item:has(.announcement-badge.urgent)::before{background:var(--er)}
.announcement-item:has(.announcement-badge.important)::before{background:var(--wn)}
.announcement-item:has(.announcement-badge.information)::before{background:var(--in)}
.announcement-unread-dot{
    display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--primary);margin-right:7px;vertical-align:1px;
}
.announcement-title{font-size:14.5px;font-weight:600}
.announcement-item:hover .announcement-title{color:var(--ink)}

/* =========================================================
   STATES  (loading / empty / error / offline)
   Markup comes from UIState in redesign.js
========================================================= */
.empty-state{
    padding:48px 16px;text-align:center;color:var(--rd-tx2);background:transparent;border:0;box-shadow:none;
    grid-column:1/-1;
}
.empty-state .material-icons{
    width:48px;height:48px;border-radius:50%;margin:0 auto 12px;
    display:grid;place-items:center;font-size:24px;
    background:var(--soft);color:var(--ink);
}
.empty-state h3,.empty-state b{display:block;color:var(--rd-tx);font-size:16px;font-weight:700;margin:0 0 4px}
.empty-state p{margin:0;color:var(--rd-tx2)}
.empty-state .primary-btn,.empty-state .secondary-btn{margin-top:14px;padding:0 14px;height:36px;display:inline-flex;align-items:center;gap:6px}
.empty-state.is-error .material-icons{background:var(--erb);color:var(--er)}

.ui-skel{border-radius:6px;background:linear-gradient(90deg,var(--rd-hv) 25%,color-mix(in srgb,var(--rd-hv) 50%,var(--rd-sf)) 50%,var(--rd-hv) 75%);background-size:200% 100%;animation:ui-skel 1.2s infinite}
@keyframes ui-skel{to{background-position:-200% 0}}
.ui-skel-row{display:flex;gap:12px;padding:12px 0;grid-column:1/-1}
.ui-skel-row+.ui-skel-row{border-top:1px solid var(--rd-bd2)}
.ui-skel-row>.ui-skel:first-child{width:40px;height:40px;border-radius:10px;flex:none}
.ui-skel-body{flex:1}
.ui-skel-body .ui-skel{height:12px;width:60%;margin-bottom:8px}
.ui-skel-body .ui-skel+.ui-skel{height:10px;width:35%;margin:0}
.ui-skel-card{height:132px;border-radius:18px}

.offline-banner{
    display:none;align-items:center;gap:10px;padding:10px 14px;margin:16px 28px 0;
    border-radius:12px;font-weight:500;background:var(--wnb);color:var(--wn);
}
.offline-banner.show{display:flex}
.offline-banner .material-icons{font-size:20px}

@media(prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
}

/* =========================================================
   MOBILE
========================================================= */
@media(max-width:900px){
    .main-content{margin-left:0!important}
    .topbar{padding:8px 12px;background:var(--side);color:var(--on-side);border:0}
    .topbar .icon-btn{color:var(--on-side)}
    .topbar .icon-btn:hover{background:rgba(255,255,255,.12)}
    .topbar-left small,.student-profile>div{display:none}
    .notification-badge{border-color:var(--side)}
    .page{padding:16px 14px 92px}
    .welcome-card h1{font-size:24px}
    .dashboard-cards{grid-template-columns:1fr 1fr;gap:10px}
    .dashboard-card{padding:12px}
    .dashboard-card .material-icons{width:34px;height:34px;font-size:19px}
    .dashboard-card h2{font-size:19px}
    .hero-slider .announcement-card{min-height:190px;padding:18px 18px 42px;border-radius:16px}
    .hero-slider .announcement-card h2{font-size:19px}
    .hero-slider .announcement-card::after{display:none}
    .hero-slider .slider-dots{left:18px}
    .dashboard-grid{grid-template-columns:1fr}
    .materials-grid{grid-template-columns:1fr}
    .offline-banner{margin:12px 14px 0}
}
@media(max-width:768px){
    .sidebar{width:260px}
    .bottom-navbar{
        background:var(--rd-sf);border-top:1px solid var(--rd-bd);box-shadow:none;
    }
    .bottom-nav-item{color:var(--rd-tx3);font-size:11px}
    .bottom-nav-item.active{color:var(--ink);font-weight:600}
    .bottom-nav-item.active .material-icons{background:var(--soft);color:var(--ink)}
}

/* mobile fit-and-finish */
@media(max-width:768px){
    .main-content{padding:0 0 calc(72px + env(safe-area-inset-bottom))!important}
    .hero-slider .announcement-header{justify-content:flex-start;text-align:left}
    .hero-slider .announcement-card{align-items:flex-start;text-align:left}
    .bottom-nav-item{min-width:0;font-size:10px}
    .bottom-nav-item .material-icons{padding:4px 12px}
}

/* =========================================================
   HERO SLIDER STATES (empty / error sit on the brand gradient)
========================================================= */
.hero-slider .announcement-card .empty-state{
    padding:8px 0;text-align:left;color:inherit;grid-column:auto;
}
.hero-slider .announcement-card .empty-state .material-icons{
    margin:0 0 10px;background:color-mix(in srgb,var(--on-primary) 18%,transparent);color:var(--on-primary);
}
.hero-slider .announcement-card .empty-state h3,
.hero-slider .announcement-card .empty-state b{color:inherit;font-size:20px;margin:0 0 4px}
.hero-slider .announcement-card .empty-state p{color:inherit;opacity:.9}
.hero-slider .announcement-card .empty-state .primary-btn{
    background:#fff;color:#172033;border-color:transparent;box-shadow:none;
}

/* =========================================================
   CGPA
========================================================= */
.cgpa-summary-card{
    background:var(--rd-sf);border:1px solid transparent;border-radius:18px;box-shadow:var(--rd-sh);
    padding:20px 24px;gap:2.5rem;flex-wrap:wrap;
}
.cgpa-summary-label{
    font-size:13px;font-weight:600;letter-spacing:0;text-transform:none;color:var(--rd-tx2);
}
.cgpa-summary-value{
    font-size:44px;font-weight:700;letter-spacing:-.03em;line-height:1;
    font-variant-numeric:tabular-nums;color:var(--rd-tx);
}
.cgpa-semester{
    background:var(--rd-sf);border:1px solid transparent;border-radius:18px;box-shadow:var(--rd-sh);
}
.cgpa-semester-label{font-weight:700;color:var(--rd-tx)}
.cgpa-semester-gpa strong{font-variant-numeric:tabular-nums;font-weight:700}
.cgpa-course-row{border-radius:12px}
.cgpa-course-row input,.cgpa-course-row select{border-radius:10px;border-color:var(--rd-bd);background:var(--rd-sf);color:var(--rd-tx)}
.cgpa-course-row input:focus,.cgpa-course-row select:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--glow);outline:0}
.cgpa-add-course{border-radius:12px;color:var(--ink)}
body.dark .cgpa-summary-card,body.dark .cgpa-semester{border-color:var(--rd-bd)}
@media(max-width:900px){
    .cgpa-summary-card{gap:1.5rem;padding:16px}
    .cgpa-summary-value{font-size:34px}
}

/* =========================================================
   CSC AI
========================================================= */
.ai-layout{
    background:var(--rd-sf);border:1px solid transparent;border-radius:18px;
    box-shadow:var(--rd-sh);overflow:hidden;
}
body.dark .ai-layout{border-color:var(--rd-bd)}
.ai-sidebar{background:var(--rd-sf);border-right:1px solid var(--rd-bd)}
.ai-main{background:var(--rd-sf)}
.ai-search{border-radius:12px;border-color:var(--rd-bd);background:var(--rd-bg)}
.ai-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--glow);background:var(--rd-sf)}
.ai-sidebar-footer-btn{border-radius:12px}
.chat-item{border-radius:10px;border-color:transparent;background:transparent;box-shadow:none}
.chat-item:hover{background:var(--rd-hv)}
.chat-item.active{background:var(--soft);color:var(--ink);box-shadow:none}
.chat-item.active .chat-title{color:var(--ink);font-weight:600}
.message.user .message-bubble{
    background:var(--primary);color:var(--on-primary);border:0;
    border-radius:16px 16px 4px 16px;box-shadow:none;
}
.message.assistant .message-bubble{
    background:transparent;color:var(--rd-tx);border:0;box-shadow:none;
    border-radius:16px 16px 16px 4px;
}
.suggestion-card{
    background:var(--rd-sf);border:1px solid var(--rd-bd);border-radius:14px;padding:16px;
    box-shadow:none;transition:.15s;
}
.suggestion-card:hover{background:var(--soft);border-color:var(--line);transform:translateY(-1px);box-shadow:none}
.suggestion-card .material-icons{color:var(--ink)}
.chat-input-pill{border-radius:14px;border-color:var(--rd-bd);background:var(--rd-sf)}
.chat-input-pill:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--glow)}
.send-btn{background:var(--primary);color:var(--on-primary);border-radius:12px;box-shadow:0 6px 16px -8px var(--glow)}
@media(max-width:900px){
    .ai-layout{min-height:0;height:calc(100vh - 190px)}
    .ai-suggestions{grid-template-columns:1fr}
}

/* =========================================================
   LIST ROWS  (Materials + Assignments, from UIRows)
========================================================= */
#materials-grid.rd-list,#assignments-list.rd-list,
#materials-grid:has(.ui-skel-row),#assignments-list:has(.ui-skel-row){
    display:block;background:var(--rd-sf);border-radius:18px;box-shadow:var(--rd-sh);
    padding:6px 20px;border:1px solid transparent;
}
#materials-grid:has(.empty-state),#assignments-list:has(.empty-state){display:block}
body.dark #materials-grid.rd-list,body.dark #assignments-list.rd-list{border-color:var(--rd-bd)}

.rd-row{
    display:grid;gap:14px;align-items:center;padding:12px 8px;margin:0 -8px;border-radius:12px;
    color:inherit;text-decoration:none;cursor:pointer;transition:background .14s;
}
.rd-row+.rd-row{border-top:1px solid var(--rd-bd2)}
.rd-row:hover{background:color-mix(in srgb,var(--primary) 6%,var(--rd-sf))}
.rd-row:active{background:var(--soft)}
div.rd-row:not([href]){cursor:default}
.rd-asg{grid-template-columns:44px 1fr auto}
.rd-file{grid-template-columns:40px 1fr auto}
.rd-main{min-width:0}
.rd-t{font-weight:600;font-size:14.5px;color:var(--rd-tx);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rd-s{font-size:13px;color:var(--rd-tx2);margin-top:1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.rd-ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--rd-hv);color:var(--rd-tx2)}
.rd-ico.er{background:var(--erb);color:var(--er)}
.rd-ico.wn{background:var(--wnb);color:var(--wn)}
.rd-ico.up{background:var(--inb);color:var(--in)}
.rd-ico .material-icons{font-size:22px}

.rd-ext{
    width:40px;height:46px;border-radius:8px;display:grid;place-items:center;
    border:1px solid var(--rd-bd);background:var(--rd-sf);color:var(--rd-tx2);
    font-weight:700;font-size:10px;letter-spacing:.04em;
}
.rd-ext.pdf{color:var(--er);background:var(--erb);border-color:transparent}
.rd-ext.ppt{color:var(--wn);background:var(--wnb);border-color:transparent}
.rd-ext.doc{color:var(--in);background:var(--inb);border-color:transparent}
.rd-go{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--rd-hv);color:var(--rd-tx2);transition:.14s}
.rd-go .material-icons{font-size:20px}
.rd-row:hover .rd-go{background:var(--primary);color:var(--on-primary)}

.rd-tag{
    display:inline-flex;align-items:center;font-size:11.5px;font-weight:600;padding:3px 10px;
    border-radius:20px;white-space:nowrap;
}
.rd-tag.t-er{color:var(--er);background:var(--erb)}
.rd-tag.t-wn{color:var(--wn);background:var(--wnb)}
.rd-tag.t-up{color:var(--in);background:var(--inb)}
.rd-tag.t-ok{color:var(--ok);background:var(--okb)}
.rd-tag.t-n{color:var(--rd-tx2);background:var(--rd-hv)}

/* =========================================================
   PAGE HEADERS + TOOLBARS (every page)
========================================================= */
.page-header{margin-bottom:18px;align-items:flex-end}
.page-header h2{font-size:32px;font-weight:700;letter-spacing:-.025em;line-height:1.1;color:var(--rd-tx)}
.page-header p{color:var(--rd-tx2);font-size:15px;margin-top:6px}
.page-header input,.materials-toolbar input,.forum-search input,.forum-search{
    border-radius:12px;
}
.page-header input,.materials-toolbar input,.materials-toolbar select{
    background:var(--rd-sf);color:var(--rd-tx);border:1px solid var(--rd-bd);box-shadow:none;
    height:40px;padding:0 14px;font:inherit;
}
.page-header input:focus,.materials-toolbar input:focus,.materials-toolbar select:focus{
    border-color:var(--primary);box-shadow:0 0 0 3px var(--glow);outline:0;
}
.materials-toolbar{margin-bottom:14px;gap:10px}
.materials-toolbar select{border-radius:12px;font-weight:500}
.materials-toolbar .primary-btn{height:40px;padding:0 14px;display:inline-flex;align-items:center;gap:6px}
.primary-btn,.secondary-btn{min-height:36px}

/* =========================================================
   CARD PAGES: Notes, Forms, Syllabus, Courses grid
========================================================= */
.materials-grid:not(.rd-list) .material-card,.content-grid .material-card,.content-list .material-card{
    display:flex;flex-direction:column;gap:8px;
}
.material-card .material-title{display:flex;gap:10px;align-items:center}
.material-card .material-title .material-icons{
    width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:none;
    background:var(--soft);color:var(--ink);font-size:21px;
}
.material-card h3{font-size:16.5px;font-weight:700;letter-spacing:-.01em;color:var(--rd-tx);margin:0}
.material-meta{display:flex;gap:6px;flex-wrap:wrap}
.material-meta span{
    display:inline-flex;font-size:11.5px;font-weight:600;padding:3px 10px;border-radius:20px;
    background:var(--rd-hv);color:var(--rd-tx2);
}
.material-description{color:var(--rd-tx2);font-size:13.5px;margin:0;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.material-footer{
    display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:auto;
    padding-top:12px;border-top:1px solid var(--rd-bd2);
}
.material-footer small{color:var(--rd-tx3);font-size:12.5px}
.material-footer .primary-btn,.syllabus-download-btn{
    display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px;text-decoration:none;
}
.material-footer .material-icons{font-size:18px}

/* form status chips */
.material-card .status{
    display:inline-flex;font-size:11.5px;font-weight:600;padding:3px 10px;border-radius:20px;
}
.material-card .status.open{color:var(--ok);background:var(--okb)}
.material-card .status.closed{color:var(--rd-tx2);background:var(--rd-hv)}
.quiz-score-banner{border-radius:14px;background:var(--soft);color:var(--ink);border:1px solid var(--line)}
.fill-field input,.fill-field textarea,.fill-field select,.form-group input,.form-group select,.form-group textarea{
    border-radius:12px;border:1px solid var(--rd-bd);background:var(--rd-sf);color:var(--rd-tx);
}
.fill-field input:focus,.fill-field textarea:focus,.fill-field select:focus,
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
    border-color:var(--primary);box-shadow:0 0 0 3px var(--glow);outline:0;
}
.fill-option{border-radius:12px;border-color:var(--rd-bd)}
.fill-option:has(input:checked){background:var(--soft);border-color:var(--primary)}

/* =========================================================
   ACADEMIC EVENTS / TIMETABLE
========================================================= */
.day-header{background:none;border:0;box-shadow:none;padding:0;margin:20px 0 8px}
.day-header h3{font-size:17px;font-weight:700;color:var(--rd-tx);letter-spacing:-.01em}
.day-events{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}
.day-events .timetable-card{padding:14px 16px;position:relative;overflow:hidden}
.day-events .timetable-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--primary)}
.day-events .timetable-card h4{font-size:15.5px;font-weight:700;margin:6px 0 2px;color:var(--rd-tx)}
.day-events .timetable-card p{font-size:13px;color:var(--rd-tx2);margin:0}
.timetable-card .card-header{display:flex;justify-content:space-between;align-items:center;gap:8px}
.timetable-card .badge{font-weight:700;font-size:12px;border-radius:8px;padding:3px 9px}
.timetable-card .badge-once{background:var(--wnb);color:var(--wn)}
.timetable-card .time{font-weight:700;font-size:12.5px;color:var(--rd-tx2);font-variant-numeric:tabular-nums}
.no-class{color:var(--rd-tx3);font-size:13.5px;padding:8px 0}

/* =========================================================
   FORUM
========================================================= */
.forum-toolbar{gap:10px;padding:0;background:none;border:0;box-shadow:none;margin-bottom:12px}
.forum-search{
    background:var(--rd-sf);border:1px solid var(--rd-bd);border-radius:12px;min-height:40px;
}
.forum-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--glow)}
.forum-admin-btn{border-radius:12px;border:1px solid var(--rd-bd);background:var(--rd-sf);color:var(--rd-tx)}
.thread-card{
    background:var(--rd-sf);border:1px solid transparent;border-radius:16px;box-shadow:var(--rd-sh);
    transition:.15s;
}
.thread-card:hover{border-color:var(--line);box-shadow:0 12px 26px -14px var(--glow);transform:none}
body.dark .thread-card{border-color:var(--rd-bd)}
.chat-row-author,.thread-card strong{font-weight:600;color:var(--rd-tx)}
.chat-row-time,.thread-preview,.chat-row-meta,.thread-reactions-count,.thread-replies-count{color:var(--rd-tx2)}
.chat-unread-badge.has-count{background:var(--primary);color:var(--on-primary)}
.floating-add{background:var(--primary);color:var(--on-primary);box-shadow:0 14px 28px -10px var(--glow)}
.forum-empty{color:var(--rd-tx2);text-align:center;padding:48px 16px}
.message-card{border-radius:16px;border:1px solid transparent;box-shadow:var(--rd-sh);background:var(--rd-sf);color:var(--rd-tx)}
.forum-message.mine .message-card{background:var(--primary);color:var(--on-primary)}
.forum-message.mine .message-card *{color:inherit}
.thread-input-row,.reply-toolbar{background:var(--rd-sf);border-color:var(--rd-bd)}
.thread-input-row textarea,.thread-input-row input{border-radius:12px;border-color:var(--rd-bd);background:var(--rd-bg);color:var(--rd-tx)}

/* =========================================================
   JOTTER
========================================================= */
.jotter-card,.jotter-notes-rail{
    background:var(--rd-sf);border:1px solid transparent;border-radius:18px;box-shadow:var(--rd-sh);
}
body.dark .jotter-card,body.dark .jotter-notes-rail{border-color:var(--rd-bd)}
.jotter-toolbar{border-color:var(--rd-bd2)}
.jotter-note-title{font-weight:700;color:var(--rd-tx)}
.jotter-new-note-btn{background:var(--primary);color:var(--on-primary);border-radius:12px;box-shadow:0 6px 16px -8px var(--glow)}
.jotter-icon-btn,.jotter-template-btn,.jotter-text-btn{border-radius:10px}
.jotter-tabs button,.jotter-tabs [class^="jotter-tab"]{border-radius:10px}
.jotter-tabs .active,.jotter-tabs [aria-selected="true"]{background:var(--soft);color:var(--ink)}
.jotter-footer{border-color:var(--rd-bd2);color:var(--rd-tx2)}

/* =========================================================
   PROFILE
========================================================= */
.profile-container{max-width:1100px;margin:0 auto;gap:16px}
.profile-header,.profile-card{
    background:var(--rd-sf);border:1px solid transparent;border-radius:18px;box-shadow:var(--rd-sh);
}
body.dark .profile-header,body.dark .profile-card{border-color:var(--rd-bd)}
.profile-header{padding:32px 28px}
.profile-avatar{border-color:var(--primary);box-shadow:0 0 0 6px var(--soft)}
.profile-header h2{font-size:28px;font-weight:700;letter-spacing:-.025em;color:var(--rd-tx)}
.profile-status{background:var(--okb);color:var(--ok);font-size:12.5px;padding:5px 14px}
body.dark .profile-status{background:var(--okb);color:var(--ok)}
.profile-card h3{font-size:17px;font-weight:700;color:var(--rd-tx);margin-bottom:14px}
.profile-item{border-radius:12px;background:var(--rd-bg);border:0}
.profile-stat{border-radius:14px;background:var(--soft);color:var(--ink);border:0}
.profile-stat:nth-child(2){background:var(--wnb);color:var(--wn)}
.profile-stat:nth-child(3){background:var(--inb);color:var(--in)}
.profile-stat:nth-child(4){background:var(--okb);color:var(--ok)}

/* =========================================================
   SETTINGS
========================================================= */
.settings-container{display:grid;gap:16px;max-width:860px}
.settings-card{
    background:var(--rd-sf);border:1px solid transparent;border-radius:18px;box-shadow:var(--rd-sh);padding:22px 24px;
}
body.dark .settings-card{border-color:var(--rd-bd)}
.settings-card h3{font-size:17px;font-weight:700;color:var(--rd-tx);margin-bottom:6px}
.setting-item{border-bottom:1px solid var(--rd-bd2);padding:14px 0}
.setting-item strong{font-weight:600;color:var(--rd-tx)}
.setting-item p{color:var(--rd-tx2);font-size:13px}
.switch input:checked + .slider{background:var(--primary)}
.setting-item .primary-btn{border-radius:12px}

/* =========================================================
   MODALS + TOASTS (every dialog)
========================================================= */
.modal-overlay,.ui-modal-overlay{background:rgba(15,20,35,.45);backdrop-filter:blur(2px)}
.modal,.modal-content,.modal-card,.ui-modal{
    background:var(--rd-sf);color:var(--rd-tx);border:1px solid transparent;
    border-radius:18px;box-shadow:0 24px 60px -20px rgba(15,20,35,.35);
}
body.dark .modal,body.dark .modal-content,body.dark .modal-card,body.dark .ui-modal{border-color:var(--rd-bd)}
.modal-header{border-bottom:1px solid var(--rd-bd2)}
.modal-header h2,.modal-header h3,.ui-modal h2{font-weight:700;letter-spacing:-.015em;color:var(--rd-tx)}
.modal-footer{border-top:1px solid var(--rd-bd2)}
.ui-modal p{color:var(--rd-tx2)}
.ui-modal-icon.success{background:var(--okb);color:var(--ok)}
.ui-modal-icon.error{background:var(--erb);color:var(--er)}
.ui-modal-icon.warning{background:var(--wnb);color:var(--wn)}
.ui-modal-icon.info{background:var(--inb);color:var(--in)}
.btn-primary,.ui-modal-actions .primary{background:var(--primary);color:var(--on-primary);border-radius:12px}
.btn-secondary,.cancel-modal{border-radius:12px;border:1px solid var(--rd-bd);background:var(--rd-sf);color:var(--rd-tx)}
.password-input input,.elective-modal .form-group input{border-radius:12px}

/* =========================================================
   TOP BAR + SIDEBAR SEARCH polish
========================================================= */
.topbar{
    background:color-mix(in srgb,var(--rd-sf) 88%,transparent);backdrop-filter:blur(8px);
    border-bottom:1px solid var(--rd-bd);
}
.topbar h1,.topbar-left h1{font-size:15px;font-weight:600;color:var(--rd-tx)}
.page{padding:24px 28px 60px}
.page.active{animation:rd-in .18s ease}
@keyframes rd-in{from{opacity:0;transform:translateY(4px)}}
.view.on>.card{animation:none}

@media(max-width:900px){
    .page{padding:16px 14px 92px}
    .page-header h2{font-size:24px}
    .rd-asg{grid-template-columns:40px 1fr}
    .rd-asg .rd-tag{grid-column:2;justify-self:start;margin-top:-4px}
    .rd-ico{width:40px;height:40px}
    #materials-grid.rd-list,#assignments-list.rd-list{padding:4px 14px}
    .day-events{grid-template-columns:1fr}
    .settings-card{padding:16px}
}

.assignments-nav-badge{
    display:none;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;
    border-radius:999px;font-size:.68rem;font-weight:700;line-height:1;margin-left:auto;
    background:var(--primary);color:var(--on-primary);
}
.assignments-nav-badge.has-count{display:inline-flex}

/* =========================================================
   HERO SLIDER: loading / empty / error panel (UIHero)
   The real card stays in the DOM (announcements.js writes to it);
   a state just hides it and shows #hero-state on the same gradient.
========================================================= */
.hero-state{display:none}
.announcement-slider[data-state] .announcement-card{display:none}
.hero-slider:has(.announcement-slider[data-state]) .slider-dots{display:none}
.announcement-slider[data-state] .hero-state{
    display:flex;flex-direction:column;justify-content:center;align-items:flex-start;
    position:relative;overflow:hidden;min-height:178px;padding:22px 26px;border-radius:18px;
    color:var(--on-primary);
    background:radial-gradient(90% 180% at 0% 0%,color-mix(in srgb,#fff 20%,var(--primary)),var(--primary) 62%);
    box-shadow:0 18px 36px -16px var(--glow),0 2px 6px rgba(0,0,0,.08);
}
.announcement-slider[data-state] .hero-state::after{
    content:"";position:absolute;right:-40px;top:-60px;width:220px;height:220px;border-radius:50%;pointer-events:none;
    border:1px solid color-mix(in srgb,var(--on-primary) 22%,transparent);
    box-shadow:0 0 0 38px color-mix(in srgb,var(--on-primary) 5%,transparent);
}
.hero-state .hero-ico{
    width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:24px;margin-bottom:10px;
    background:color-mix(in srgb,var(--on-primary) 18%,transparent);color:var(--on-primary);
}
.hero-state h3{margin:0 0 4px;font-size:22px;font-weight:700;letter-spacing:-.02em;color:inherit}
.hero-state p{margin:0;opacity:.92;max-width:520px;color:inherit}
.hero-state .primary-btn{margin-top:14px;background:#fff;color:#172033;border-color:transparent;box-shadow:none;position:relative;z-index:1}

.hero-skel{width:100%}
.hero-skel i{
    display:block;border-radius:8px;
    background:linear-gradient(90deg,
        color-mix(in srgb,var(--on-primary) 14%,transparent) 25%,
        color-mix(in srgb,var(--on-primary) 30%,transparent) 50%,
        color-mix(in srgb,var(--on-primary) 14%,transparent) 75%);
    background-size:200% 100%;animation:ui-skel 1.2s infinite;
}
.hero-skel .w1{height:22px;width:110px;border-radius:20px;margin-bottom:16px}
.hero-skel .w2{height:26px;width:min(70%,460px);margin-bottom:12px}
.hero-skel .w3{height:14px;width:min(50%,320px)}

/* =========================================================
   DASHBOARD: stat tile numbers + greeting name while loading
========================================================= */
.dashboard-card h2.ui-skel-num{
    font-size:0;width:52px;height:28px;border-radius:8px;margin:2px 0 4px;
    background:linear-gradient(90deg,rgba(23,32,51,.07) 25%,rgba(23,32,51,.13) 50%,rgba(23,32,51,.07) 75%);
    background-size:200% 100%;animation:ui-skel 1.2s infinite;
}
body.dark .dashboard-card h2.ui-skel-num{
    background:linear-gradient(90deg,var(--rd-hv) 25%,color-mix(in srgb,var(--rd-hv) 50%,var(--rd-sf)) 50%,var(--rd-hv) 75%);
    background-size:200% 100%;
}
.welcome-card h1 #dashboard-student-name.ui-skel-num{
    display:inline-block;font-size:0;width:120px;height:.8em;border-radius:8px;vertical-align:-.05em;
}
.widget-body .ui-skel-row{padding:10px 0}

@media(max-width:900px){
    .announcement-slider[data-state] .hero-state{min-height:190px;padding:18px;border-radius:16px}
    .announcement-slider[data-state] .hero-state::after{display:none}
    .hero-state h3{font-size:19px}
}

/* =========================================================
   COURSE CARD (fine-tuned)
   code chip + status + remove on top, title, tag row, group footer
========================================================= */
#courses-grid.content-grid{
    grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px;align-items:stretch;
}
.course-card{
    display:flex;flex-direction:column;gap:0;padding:0;border-radius:18px;
}
.course-card>*{margin:0}
.course-card::before{height:4px;flex:none}

.course-header{
    margin:0;padding:16px 16px 0 18px;align-items:center;gap:10px;
}
.course-header h3{
    display:inline-flex;align-items:center;margin:0;
    font-size:13px;font-weight:700;letter-spacing:.01em;line-height:1;
    padding:6px 10px;border-radius:8px;font-variant-numeric:tabular-nums;
    background:color-mix(in srgb,var(--primary) 14%,#fff);color:var(--ink);
}
body.dark .course-header h3{background:var(--soft);color:var(--ink)}
.course-header-actions{gap:6px;margin-left:auto}

.course-status{font-size:11.5px;padding:3px 10px}
.course-status.active{background:var(--okb);color:var(--ok)}
.course-status.inactive{background:var(--erb);color:var(--er)}
.course-elective-badge{background:var(--wnb)!important;color:var(--wn)!important}

.course-remove-btn{
    width:32px;height:32px;border-radius:10px;margin-right:-4px;color:var(--rd-tx3);
}
.course-remove-btn:hover{background:var(--erb);color:var(--er)}
.course-remove-btn:focus-visible{outline:2px solid var(--er);outline-offset:1px}

.course-card h4{
    flex:1;margin:0;padding:12px 18px 0;
    font-size:17px;font-weight:700;line-height:1.3;letter-spacing:-.01em;color:var(--rd-tx);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    min-height:calc(1.3em * 2 + 12px);
}
body.dark .course-card h4{color:var(--rd-tx)}

.course-meta{
    display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:12px 18px 16px;
}
.course-meta span{
    display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;
    background:var(--rd-hv);color:var(--rd-tx2);font-size:11.5px;font-weight:600;text-align:left;
}
body.dark .course-meta span{background:var(--rd-hv);color:var(--rd-tx2)}

.course-group-picker{
    margin:0;padding:12px 18px;border:0;border-top:1px solid var(--rd-bd2);
    background:var(--rd-bg);gap:12px;
}
.course-group-picker label{font-size:13px;font-weight:600;color:var(--rd-tx2)}
.course-group-pills{gap:6px;justify-content:flex-end}
.course-group-pill{
    min-width:34px;padding:5px 12px;border-radius:20px;font-size:12.5px;
    background:var(--rd-sf);color:var(--rd-tx);border:1px solid var(--rd-bd);
}
.course-group-pill:hover{border-color:var(--primary);color:var(--ink)}
.course-group-pill.active{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.course-group-pill:focus-visible{outline:2px solid var(--ink);outline-offset:2px}

/* skeleton matches the card's footprint */
#courses-grid .ui-skel-card{height:156px}

@media(max-width:900px){
    #courses-grid.content-grid{grid-template-columns:1fr;gap:12px}
    .course-header{padding:14px 12px 0 16px}
    .course-card h4{padding:10px 16px 0}
    .course-meta{padding:10px 16px 14px}
    .course-group-picker{padding:12px 16px}
}


/* =========================================================
   TOP BAR on mobile: solid + readable (overrides the
   translucent desktop bar defined above)
========================================================= */
@media(max-width:900px){
    .topbar{
        background:var(--side)!important;color:var(--on-side)!important;
        -webkit-backdrop-filter:none!important;backdrop-filter:none!important;
        border:0!important;box-shadow:0 2px 10px rgba(0,0,0,.22);
        padding-top:calc(8px + env(safe-area-inset-top,0px));
    }
    .topbar h1,.topbar h2,.topbar-left h1,.topbar-left h2,.topbar small{color:var(--on-side)!important}
    .topbar .icon-btn,.topbar .icon-btn .material-icons{color:var(--on-side)!important}
    .topbar .icon-btn:hover,.topbar .icon-btn:active{background:rgba(255,255,255,.16)!important}
    .topbar .student-profile img{border:2px solid rgba(255,255,255,.55)}
}

/* =========================================================
   TODAY'S CLASSES cards
========================================================= */
#today-classes{display:flex;flex-direction:column;gap:10px;padding:4px 16px 16px}
.today-class{
    --tc:#2563eb;
    position:relative;display:grid;grid-template-columns:58px 1fr;gap:12px;align-items:stretch;
    padding:12px 14px 12px 12px;border-radius:14px;
    background:var(--rd-sf);border:1px solid var(--rd-bd);
    box-shadow:0 1px 2px rgba(15,20,35,.04);overflow:hidden;
}
.today-class::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--tc)}
.today-class.type-lecture{--tc:#2563eb}
.today-class.type-practical{--tc:#7c3aed}
.today-class.type-tutorial{--tc:#0d9488}
.today-class.type-test{--tc:#ea580c}
.today-class.type-exam{--tc:#dc2626}
.today-class.type-seminar{--tc:#0891b2}
.today-class.type-event{--tc:#db2777}
.today-class.type-holiday{--tc:#16a34a}
.tc-time{
    display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2px;
    padding:6px 0 6px 6px;font-variant-numeric:tabular-nums;
}
.tc-time strong{font-size:15px;font-weight:700;color:var(--rd-tx);line-height:1.1}
.tc-time span{font-size:12px;color:var(--rd-tx3);line-height:1.1}
.tc-body{min-width:0;border-left:1px solid var(--rd-bd2);padding-left:12px}
.tc-top{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:3px}
.tc-code{
    font-size:11.5px;font-weight:700;letter-spacing:.03em;padding:2px 8px;border-radius:7px;
    color:var(--tc);background:color-mix(in srgb,var(--tc) 12%,transparent);
}
.tc-chip{font-size:11px;font-weight:600;padding:2px 8px;border-radius:7px;background:var(--rd-hv);color:var(--rd-tx2)}
.tc-now{
    font-size:10.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
    padding:2px 8px;border-radius:999px;background:var(--primary);color:var(--on-primary);
}
.today-class h4{margin:0 0 4px;font-size:14.5px;font-weight:600;color:var(--rd-tx);line-height:1.3}
.tc-meta{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:12.5px;color:var(--rd-tx2)}
.tc-meta span{display:inline-flex;align-items:center;gap:4px;min-width:0}
.tc-meta .material-icons{font-size:15px;color:var(--rd-tx3)}
.today-class.is-now{
    border-color:color-mix(in srgb,var(--primary) 45%,transparent);
    background:color-mix(in srgb,var(--primary) 7%,var(--rd-sf));
    box-shadow:0 8px 20px -12px var(--glow);
}
@media(max-width:600px){
    #today-classes{padding:2px 12px 14px}
    .today-class{grid-template-columns:52px 1fr}
}

/* =========================================================
   ASSIGNMENT DESCRIPTION (student list rows)
========================================================= */
.rd-d{
    font-size:12.5px;line-height:1.4;color:var(--rd-tx3);margin-top:3px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    white-space:normal;word-break:break-word;
}
@media(max-width:900px){
    .rd-asg .rd-main{grid-column:2}
    .rd-asg .rd-tag{margin-top:2px}
}

/* =========================================================
   FORUM @MENTION BADGE - amber "@" pill, distinct from the
   red/teal unread-count badge. Shown when an unread reply
   mentions the current user.
========================================================= */
.forum-mention-badge,
.chat-mention-badge{
    display:none;align-items:center;justify-content:center;
    min-width:18px;height:18px;padding:0 5px;border-radius:999px;
    background:#F59E0B;color:#1F1300;font-size:.68rem;font-weight:800;line-height:1;
}
.forum-mention-badge{margin-left:auto}
.forum-mention-badge.has-count,
.chat-mention-badge.has-count{display:inline-flex}
.forum-mention-badge.has-count + .forum-nav-badge{margin-left:4px}
.chat-mention-badge{min-width:20px;height:20px;margin-right:4px;font-size:.78rem}
.sidebar .forum-mention-badge,
.sidebar .nav-item.active .forum-mention-badge{background:#F59E0B;color:#1F1300}
@media (max-width: 768px){
    .bottom-nav-item .forum-mention-badge{
        position:absolute;top:0;right:calc(50% - 44px);margin-left:0;
    }
}