:root{--bg: #f4f6fb;--surface: #ffffff;--ink: #1f2430;--muted: #6b7280;--primary: #ff7900;--primary-dark: #e86f00;--danger: #dc2626;--ok: #16a34a;--border: #e5e7eb;--radius: 14px;--shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .04)}:root[data-theme=dark]{--bg: #0f1420;--surface: #1a2232;--ink: #e6e9ef;--muted: #94a3b8;--primary: #ff9a3d;--primary-dark: #ff7900;--danger: #f87171;--ok: #4ade80;--border: #2b3546;--shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 1px 2px rgba(0, 0, 0, .3)}:root[data-theme=dark] .btn:hover,:root[data-theme=dark] .nav-item:hover,:root[data-theme=dark] .result-item:hover{background:#222c3d}:root[data-theme=dark] .nav-item.active{background:#2a2113;color:var(--primary)}:root[data-theme=dark] .desc,:root[data-theme=dark] .readonly-block,:root[data-theme=dark] .timeline-item{background:#151c29}:root[data-theme=dark] .chip{background:#3a2a14;color:#fdba74}:root[data-theme=dark] .chip-muted{background:#273142;color:var(--muted)}:root[data-theme=dark] .badge-admin{background:#3a2f12;color:#fcd34d}:root[data-theme=dark] .badge-professor{background:#17294a;color:#93c5fd}:root[data-theme=dark] .badge-student{background:#12331f;color:#86efac}:root[data-theme=dark] .alert-error{background:#3a1a1a;color:#fca5a5;border-color:#7f1d1d}:root[data-theme=dark] .alert-ok{background:#13331f;color:#86efac;border-color:#166534}:root[data-theme=dark] input,:root[data-theme=dark] select,:root[data-theme=dark] textarea{background:#0f1724;color:var(--ink)}:root[data-theme=dark] .table tbody tr:hover{background:#202a3a}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px}h1{font-size:1.6rem;margin:0 0 4px}h2{margin:0 0 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rgba(255,121,0,.25);border-radius:10px;font-size:.88rem}.recurrence-preview strong{color:var(--primary-dark);font-size:1.05rem}.preview-dates{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:3px;font-size:.82rem}.preview-dates li:before{content:"• ";color:var(--primary)}.class-hero{display:flex;align-items:flex-start;gap:18px;margin-bottom:22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 24px;position:relative;overflow:hidden}.class-hero:before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--primary)}.class-hero-badge{width:56px;height:56px;border-radius:14px;flex-shrink:0;display:grid;place-items:center;background:linear-gradient(135deg,#ff9a3d,#ff7900);color:#fff;font-size:1.5rem;font-weight:800}.class-hero-main{flex:1;min-width:0}.class-hero-main h1{margin:0 0 2px}.class-hero-desc{margin:12px 0 0;font-size:.9rem;color:var(--ink)}.class-hero 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.tg-dnum{color:var(--primary-dark)}.tg-body{display:flex;position:relative}.tg-hours{width:56px;flex-shrink:0}.tg-hour{position:relative;border-top:1px solid var(--border)}.tg-hour span{position:absolute;top:-8px;right:6px;font-size:.7rem;color:var(--muted);background:var(--surface);padding:0 2px}.tg-col{flex:1;min-width:90px;position:relative;border-left:1px solid var(--border)}.tg-slot{border-top:1px solid var(--border)}.tg-event{position:absolute;left:3px;right:3px;border-radius:7px;padding:4px 7px;overflow:hidden;background:#fff1e0;border:1px solid rgba(255,121,0,.4);border-left:3px solid var(--primary);color:var(--ink);font-size:.74rem;text-align:left;cursor:pointer;line-height:1.25}.tg-event:hover{filter:brightness(.97)}.tg-event strong{font-weight:700}.tg-event-sub{display:block;color:var(--muted);font-size:.68rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tg-event.status-running{background:#dcfce7;border-color:#86efac;border-left-color:var(--ok)}.tg-event.status-ended{background:var(--bg);border-left-color:var(--muted);opacity:.8}:root[data-theme=dark] .tg-event{background:#3a2a14}:root[data-theme=dark] .tg-event.status-running{background:#12331f}:root[data-theme=dark] .tg-dayhead.today{background:#2a2113}.cal-weekdays{display:grid;grid-template-columns:repeat(7,1fr);border-bottom:1px solid var(--border)}.cal-weekdays div{padding:8px;text-align:center;font-size:.74rem;font-weight:700;text-transform:uppercase;color:var(--muted);letter-spacing:.03em}.cal-week{display:grid;grid-template-columns:repeat(7,1fr)}.cal-cell{min-height:104px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);padding:5px;display:flex;flex-direction:column;gap:3px}.cal-week 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.cal-chip-dot{background:var(--ok)}.cal-chip.status-ended{background:var(--bg);color:var(--muted)}.cal-more{border:0;background:none;color:var(--muted);font-size:.7rem;cursor:pointer;text-align:left;padding:0 6px}:root[data-theme=dark] .cal-chip{background:#3a2a14;color:#fdba74}.cal-year{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:16px}.cal-mini{border:1px solid var(--border);border-radius:10px;padding:10px;background:var(--surface);cursor:pointer;text-align:left;transition:box-shadow .12s}.cal-mini:hover{box-shadow:var(--shadow);border-color:var(--primary)}.cal-mini h4{margin:0 0 6px;font-size:.85rem;text-transform:capitalize}.mini-weekdays{display:grid;grid-template-columns:repeat(7,1fr);margin-bottom:2px}.mini-weekdays span{text-align:center;font-size:.6rem;color:var(--muted)}.mini-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px}.mini-day{aspect-ratio:1;display:grid;place-items:center;font-size:.62rem;color:var(--ink);border-radius:3px;position:relative}.mini-day.out{color:transparent}.mini-day.has{background:#fff1e0;color:var(--primary-dark);font-weight:700}.mini-day.today{outline:1.5px solid var(--primary)}:root[data-theme=dark] .mini-day.has{background:#3a2a14;color:#fdba74}@media (max-width: 860px){.cal-year{grid-template-columns:repeat(2,1fr)}.cal-cell{min-height:74px}}.day-head{display:flex;align-items:center;gap:14px;margin-bottom:14px}.date-badge{width:52px;height:56px;border-radius:12px;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff1e0;color:var(--primary-dark)}.date-day{font-size:1.4rem;font-weight:800;line-height:1}.date-mon{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.day-title{text-transform:capitalize;margin:0;font-size:1.05rem}:root[data-theme=dark] .date-badge{background:#3a2a14}.timeline{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.timeline-item{display:grid;grid-template-columns:70px 1fr auto auto;gap:14px;align-items:center;padding:12px 14px;border-left:3px solid var(--primary);background:var(--bg);border-radius:0 10px 10px 0;transition:background 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.alert{max-width:480px}.att-bar{position:relative;height:18px;background:var(--bg);border-radius:9px;overflow:hidden;min-width:90px;border:1px solid var(--border)}.att-bar-fill{position:absolute;inset:0 auto 0 0;background:linear-gradient(90deg,#ff9a3d,#ff7900);border-radius:9px}.att-bar-label{position:relative;font-size:.7rem;font-weight:700;color:var(--ink);display:block;text-align:center;line-height:18px}.toast-stack{position:fixed;top:72px;right:20px;z-index:60;display:flex;flex-direction:column;gap:10px;width:320px;max-width:calc(100vw - 32px)}.toast{position:relative;background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--primary);border-radius:10px;padding:12px 14px;box-shadow:0 8px 24px #10182824;animation:toast-in .2s ease}.toast-start{border-left-color:var(--ok)}.toast-end{border-left-color:var(--muted)}.toast-info{border-left-color:var(--primary)}.toast strong{display:block;font-size:.9rem}.toast p{margin:4px 0 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12px;display:flex;flex-direction:column;gap:4px;max-height:220px;overflow:auto}.ref-items li{display:flex;justify-content:space-between;align-items:center;padding:6px 10px;border:1px solid var(--border);border-radius:6px;font-size:.85rem}.ref-del{background:none;border:0;color:var(--danger);font-size:1.1rem;line-height:1;cursor:pointer;padding:0 4px}.ref-add{display:flex;gap:6px}.ref-add input{flex:1;padding:7px 9px;border:1px solid var(--border);border-radius:6px;font-size:.85rem}@media (max-width: 860px){.burger{display:block}.user-meta{display:none}.user-chip{padding:2px;border:0}.sidebar{position:fixed;top:64px;left:0;bottom:0;height:auto;z-index:40;transform:translate(-100%);transition:transform .2s}.sidebar.open{transform:translate(0);box-shadow:4px 0 20px #0000002e}.sidebar-backdrop{display:block;position:fixed;top:64px;right:0;bottom:0;left:0;background:#00000059;z-index:35}.stat-row{grid-template-columns:1fr}.content{padding:18px}.grid-2{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr;gap:4px}.page-head{flex-direction:column}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px;margin:20px 0}.stat-sub{color:var(--muted);font-size:.78rem;margin-top:2px}.stat-icon-purple{background:#ede9fe;color:#7c3aed}.stat-icon-amber{background:#fef3c7;color:#d97706}.stat-icon-red{background:#fee2e2;color:#dc2626}.stat-icon-teal{background:#ccfbf1;color:#0d9488}:root[data-theme=dark] .stat-icon-purple{background:#2a1f4a;color:#c4b5fd}:root[data-theme=dark] .stat-icon-amber{background:#3a2f12;color:#fcd34d}:root[data-theme=dark] .stat-icon-red{background:#3a1818;color:#fca5a5}:root[data-theme=dark] .stat-icon-teal{background:#0f332e;color:#5eead4}.dash-2col{display:grid;grid-template-columns:1.3fr 1fr;gap:16px;margin-bottom:18px}@media (max-width: 860px){.dash-2col{grid-template-columns:1fr}}.bar-list{display:flex;flex-direction:column;gap:12px}.bar-row{display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:center}.bar-row .bar-label{font-size:.86rem;color:var(--ink);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bar-row .bar-value{font-size:.82rem;color:var(--muted);font-weight:600}.bar-track{grid-column:1 / 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0);display:grid;place-items:center}.ring:before{content:"";position:absolute;width:62px;height:62px;border-radius:50%;background:var(--surface)}.ring span{position:relative;font-weight:700;font-size:1.15rem;color:var(--ink)}.chip-ok{background:#dcfce7;color:#166534}.chip-warn{background:#fef3c7;color:#92400e}:root[data-theme=dark] .chip-ok{background:#12331f;color:#86efac}:root[data-theme=dark] .chip-warn{background:#3a2f12;color:#fcd34d}.webhook-callback{margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}.webhook-callback>label{display:block;font-weight:600;font-size:.85rem;margin-bottom:6px}.copy-row{display:flex;align-items:stretch;gap:8px}.copy-url{flex:1;min-width:0;padding:9px 12px;border-radius:8px;background:var(--bg);border:1px solid var(--border);color:var(--ink);font-size:.82rem;overflow-x:auto;white-space:nowrap;line-height:1.6}