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.t{font-size:15px;font-weight:500;color:var(--ink-2);letter-spacing:-.005em}.bn-row .m{font-size:12.5px;color:var(--mute);margin-top:5px}.bn-row .price{font-family:Inter;font-weight:700;font-size:20px;color:var(--accent)}.bn-row .price .u{font-size:11px;color:var(--mute);font-weight:500;margin-left:3px}.bn-row .right{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.bn-row .badge{font-size:11px;font-weight:600;padding:3px 9px;border-radius:999px;background:var(--line-2);color:var(--ink-3)}.bn-row .badge.ok{background:rgba(31,138,76,.08);color:var(--ok)}.bn-row .badge.gone{background:#f3f3f3;color:#999}.bn-empty{padding:48px 0;text-align:center;color:var(--mute);font-size:14px}.bn-tabs{display:flex;gap:6px;margin-bottom:18px}.bn-tabs button{padding:7px 14px;border-radius:999px;font-size:13px;color:var(--ink-3);background:transparent;font-weight:500;border:1px solid transparent}.bn-tabs button.on{background:var(--warm);color:#fff}.bn-tabs button:not(.on):hover{background:var(--line-2);color:var(--ink)}.bn-form-label{font-size:12px;color:var(--mute);font-weight:500;margin-bottom:6px;display:block}.bn-form input,.bn-form select,.bn-form textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink);background:#fff;font-family:inherit;outline:none;transition:border-color .15s}.bn-form input:focus,.bn-form select:focus,.bn-form textarea:focus{border-color:var(--ink-3)}.bn-form .field{margin-bottom:18px}.bn-form .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.bn-form .row3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.bn-amount{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end}.bn-amount .chips{display:flex;gap:6px}.bn-amount .chips button{padding:9px 14px;border-radius:8px;background:var(--line-2);font-size:13px;color:var(--ink-3);font-weight:500;border:1px solid transparent}.bn-amount .chips button.on{background:var(--ink);color:#fff}.bn-amount .chips button:hover:not(.on){background:#e9e6df}.bn-submit{background:var(--warm);color:#fff;border:none;padding:14px 32px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s;display:inline-flex;align-items:center;gap:8px}.bn-submit:hover{background:var(--accent)}.bn-submit:disabled{opacity:.5;cursor:not-allowed;background:var(--warm)}.bn-secondary{background:transparent;color:var(--ink-3);border:1px solid var(--line);padding:13px 24px;border-radius:999px;font-size:13.5px;font-weight:500;cursor:pointer;margin-right:10px}.bn-secondary:hover{border-color:var(--ink-3);color:var(--ink)}.bn-error{color:var(--accent);font-size:13px;margin-top:10px}.bn-detail h2{margin:0 0 4px;font-size:22px;font-weight:600}.bn-detail .meta{display:flex;gap:14px;font-size:13px;color:var(--mute);margin-bottom:20px}.bn-detail .price-big{font-family:Inter;font-weight:800;font-size:56px;color:var(--accent);line-height:1}.bn-detail .price-big .u{font-size:16px;color:var(--mute);font-weight:500;margin-left:6px}.bn-detail .kv{display:grid;grid-template-columns:90px 1fr;gap:10px 16px;font-size:14px;margin-top:18px}.bn-detail .kv .k{color:var(--mute)}.bn-detail .kv .v{color:var(--ink-2);font-weight:500}.bn-detail .actions{display:flex;gap:10px;margin-top:24px}.bn-detail .actions .primary{background:var(--warm);color:#fff;padding:13px 26px;border-radius:999px;font-size:14px;font-weight:600;border:none;cursor:pointer;display:inline-flex;align-items:center;gap:8px;text-decoration:none}.bn-detail .actions .primary:hover{background:var(--accent)}.bn-note{background:#fbf9f5;border:1px solid #ebe5d8;border-radius:10px;padding:14px 16px;font-size:13px;color:#6b5b3f;line-height:1.6;margin-top:18px}.ocr-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin-bottom:18px}.ocr-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:12px}.ocr-head .t{font-size:15.5px;font-weight:600;color:var(--ink);letter-spacing:-.005em}.ocr-head .s{font-size:12.5px;color:var(--mute);margin-top:3px}.ocr-status{display:inline-flex;align-items:center;gap:7px;padding:5px 11px;border-radius:999px;font-size:12px;font-weight:500;background:var(--line-2);color:var(--ink-3)}.ocr-status.running{background:rgba(110,98,88,.1);color:var(--warm)}.ocr-status.done{background:rgba(31,138,76,.1);color:var(--ok)}.ocr-status.failed{background:rgba(208,72,72,.1);color:var(--accent)}.ocr-status .dot{width:6px;height:6px;border-radius:3px;background:currentColor;display:inline-block}.ocr-status.running .dot{animation:ocrPulse 1s ease-in-out infinite}@keyframes ocrPulse{0%,to{opacity:.35}50%{opacity:1}}.ocr-skeleton{display:flex;flex-direction:column;gap:8px;padding:6px 2px}.ocr-skeleton .ln{height:12px;border-radius:6px;background:linear-gradient(90deg,#f0eee9,#e8e5dd 50%,#f0eee9);background-size:200% 100%;animation:ocrShimmer 1.4s linear infinite}.ocr-skeleton .ln:first-child{width:92%}.ocr-skeleton .ln:nth-child(2){width:76%}.ocr-skeleton .ln:nth-child(3){width:88%}.ocr-skeleton .ln:nth-child(4){width:64%}.ocr-skeleton .ln:nth-child(5){width:80%}@keyframes ocrShimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.ocr-edit{width:100%;min-height:240px;max-height:520px;padding:14px 16px;border:1px solid var(--line);border-radius:10px;font-size:13.5px;color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;line-height:1.65;background:#fff;outline:none;resize:vertical;transition:border-color .15s}.ocr-edit:focus{border-color:var(--ink-3)}.ocr-hint{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--mute);margin-top:10px}.ocr-hint .badge{padding:2px 8px;border-radius:999px;background:var(--line-2);color:var(--ink-3);font-weight:500;font-size:11px}.ocr-empty{padding:24px;border:1px dashed var(--line);text-align:center;color:var(--mute);background:#fafafa}.ocr-empty,.ocr-fail{border-radius:10px;font-size:13px}.ocr-fail{padding:14px 16px;background:#fff4f1;border:1px solid rgba(208,72,72,.2);color:var(--ink-2);line-height:1.6;margin-bottom:14px}.ocr-fail .ttl{font-weight:600;color:var(--accent);margin-bottom:4px}.ocr-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}@media (max-width:1080px){.dash-grid{grid-template-columns:1fr}}@media (max-width:760px){.dash-top{padding:12px 18px}.dash-nav{display:none}.bn-page,.dash-page{padding:24px 18px}.dash-greet{flex-direction:column;align-items:flex-start;gap:8px}.dash-actions{grid-template-columns:1fr}.dash-stats{grid-template-columns:1fr 1fr}.dash-stats .c{border-right:none;border-bottom:1px solid var(--line)}.dash-rec-row{grid-template-columns:auto 1fr auto}.dash-rec-row .count{display:none}.bn-form .row2,.bn-form .row3{grid-template-columns:1fr}}.admin-page{max-width:1040px;margin:0 auto;padding:40px 24px 80px}.admin-head{margin-bottom:28px}.admin-title{font-size:24px;font-weight:600;color:var(--ink);letter-spacing:-.01em}.admin-sub{font-size:13px;color:var(--mute);margin-top:6px}.admin-stats{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:30px}.admin-stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px}.admin-stat-n{font-size:26px;font-weight:600;color:var(--ink);letter-spacing:-.015em}.admin-stat-l{font-size:12.5px;color:var(--mute);margin-top:4px}.admin-section{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:8px 0 6px}.admin-section-title{font-size:13px;font-weight:600;color:var(--ink-3);letter-spacing:.02em;padding:14px 22px 10px;text-transform:uppercase}.admin-toggles{display:flex;flex-direction:column}.admin-toggle{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 22px;border-top:1px solid var(--line)}.admin-toggle-info{flex:1;min-width:0}.admin-toggle-name{font-size:15px;font-weight:500;color:var(--ink);margin-bottom:4px}.admin-toggle-desc{font-size:12.5px;color:var(--mute);line-height:1.55}.admin-switch{display:inline-flex;align-items:center;gap:10px;background:#eceae4;border:none;padding:5px 14px 5px 6px;border-radius:999px;cursor:pointer;transition:background .15s;font-size:12.5px;color:var(--ink-3);font-weight:500}.admin-switch.on{background:rgba(31,138,76,.12);color:var(--ok)}.admin-switch-knob{width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.1);transition:transform .15s}.admin-switch.on .admin-switch-knob{background:var(--ok)}.admin-switch:disabled{opacity:.55;cursor:default}@media (max-width:760px){.admin-stats{grid-template-columns:repeat(3,1fr)}}@media (max-width:480px){.admin-stats{grid-template-columns:repeat(2,1fr)}}.dash-admin-link{padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:12.5px;color:var(--ink-3);text-decoration:none;font-weight:500;transition:background .15s,color .15s,border-color .15s}.dash-admin-link.on,.dash-admin-link:hover{background:var(--ink);color:#fff;border-color:var(--ink)}.admin-section+.admin-section{margin-top:18px}.admin-section-desc{font-size:12.5px;color:var(--mute);padding:0 22px 10px;line-height:1.6}.admin-tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:0 22px 18px}@media (max-width:760px){.admin-tier-grid{grid-template-columns:1fr 1fr}}.admin-tier{text-align:left;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 14px 12px;cursor:pointer;transition:border-color .15s,background .15s}.admin-tier:hover{border-color:var(--ink-3)}.admin-tier.active{border-color:var(--warm);background:rgba(110,98,88,.04)}.admin-tier-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.admin-tier-label{font-size:14px;font-weight:600;color:var(--ink)}.admin-tier-badge{font-size:10.5px;font-weight:600;color:var(--warm);background:rgba(110,98,88,.12);padding:2px 7px;border-radius:999px}.admin-tier-nums{font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;margin-bottom:6px}.admin-tier-desc{font-size:11.5px;color:var(--mute);line-height:1.5}.admin-tier:disabled{opacity:.6;cursor:default}.admin-pending-list{display:flex;flex-direction:column}.admin-pending-row{display:flex;gap:16px;justify-content:space-between;align-items:flex-start;padding:16px 22px;border-top:1px solid var(--line);flex-wrap:wrap}.admin-pending-meta{flex:1;min-width:0}.admin-pending-course{font-size:13.5px;font-weight:600;color:var(--ink)}.admin-pending-meta-sub{font-weight:400;color:var(--mute);font-size:12.5px}.admin-pending-text{font-size:13px;color:var(--ink-2);margin-top:6px;line-height:1.55;word-break:break-word}.admin-pending-votes{font-size:12px;margin-top:6px;font-variant-numeric:tabular-nums}.admin-pending-actions{display:flex;gap:8px;flex-shrink:0;flex-wrap:wrap}.admin-action{display:inline-flex;align-items:center;gap:5px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;color:var(--ink-3);cursor:pointer;transition:border-color .15s,color .15s,background .15s;font-weight:500}.admin-action:hover{border-color:var(--ink-3)}.admin-action.verify:hover{border-color:var(--ok);color:var(--ok);background:rgba(31,138,76,.05)}.admin-action.reject:hover{border-color:var(--accent);color:var(--accent);background:rgba(208,72,72,.05)}.admin-action.reset:hover{border-color:var(--warm);color:var(--warm);background:rgba(110,98,88,.05)}.admin-action:disabled{opacity:.55;cursor:default}.toast-wrap{position:fixed;top:24px;left:50%;transform:translateX(-50%);flex-direction:column;z-index:9999;pointer-events:none;max-width:calc(100vw - 32px)}.toast,.toast-wrap{display:flex;gap:10px}.toast{pointer-events:auto;min-width:280px;max-width:520px;align-items:flex-start;padding:12px 14px 12px 12px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 32px rgba(0,0,0,.08),0 2px 6px rgba(0,0,0,.04);animation:toast-in .22s ease-out}@keyframes toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.toast-icon{flex:0 0 auto;display:flex;align-items:center;justify-content:center;width:22px;height:22px;margin-top:1px}.toast-success .toast-icon{color:var(--ok)}.toast-info .toast-icon{color:var(--ink-3)}.toast-warn .toast-icon{color:var(--accent)}.toast-body{flex:1 1 auto;min-width:0}.toast-title{font-size:13.5px;font-weight:600;line-height:1.35;margin-bottom:2px;color:var(--ink)}.toast-msg{font-size:13px;line-height:1.5;color:var(--ink-2);word-break:break-word}.toast-close{flex:0 0 auto;border:none;background:transparent;cursor:pointer;color:var(--mute);padding:2px;margin:-2px;border-radius:6px}.toast-close:hover{color:var(--ink-2);background:var(--line-2)}.toast-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.toast-act{display:inline-flex;align-items:center;gap:4px;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:500;line-height:1.2;text-decoration:none;border:1px solid var(--line);background:#fff;color:var(--ink-2);cursor:pointer}.toast-act:hover{border-color:var(--warm);color:var(--ink)}.toast-act-primary{background:var(--ink);color:#fff;border-color:var(--ink)}.toast-act-primary:hover{background:#000;color:#fff;border-color:#000}[data-theme=dark]{color-scheme:dark}[data-theme=dark],[data-theme=dark] .dash-root{--ink:#eef0f4;--ink-2:#c6cad3;--ink-3:#9aa0ad;--mute:#7a8090;--mute-2:#5d6270;--line:#262a35;--line-2:#1c2028;--bg:#0d0f15;--card:#16181f;--accent:#ff6b6b;--ok:#5fc48a;--warm:#b8c0d0;--warm-soft:#383d4a}[data-theme=dark] body{background:var(--bg);color:var(--ink)}[data-theme=dark] .dash-top{background:var(--card);border-bottom-color:var(--line)}[data-theme=dark] .notif-btn{background:var(--card);border-color:var(--line);color:var(--ink-2)}[data-theme=dark] .notif-btn:hover{border-color:var(--ink-3);color:var(--ink)}[data-theme=dark] .notif-badge{box-shadow:0 0 0 2px var(--card)}[data-theme=dark] .notif-drop{background:var(--card);border-color:var(--line);box-shadow:0 12px 36px rgba(0,0,0,.45)}[data-theme=dark] .notif-item.unread{background:hsla(0,100%,71%,.08)}[data-theme=dark] .notif-item.unread:hover{background:hsla(0,100%,71%,.14)}[data-theme=dark] .notif-item:hover{background:var(--line-2)}[data-theme=dark] .report-mask{background:rgba(0,0,0,.7)}[data-theme=dark] .report-modal{background:var(--card);border-color:var(--line);box-shadow:0 24px 60px rgba(0,0,0,.5)}[data-theme=dark] .report-cancel{background:transparent;border-color:var(--line);color:var(--ink-2)}[data-theme=dark] .report-cancel:hover{border-color:var(--ink-3)}[data-theme=dark] .report-reason.on{background:hsla(0,100%,71%,.08)}[data-theme=dark] .report-error{background:hsla(0,100%,71%,.1);border-color:hsla(0,100%,71%,.25)}[data-theme=dark] .report-success-icon{background:rgba(95,196,138,.15);color:var(--ok)}[data-theme=dark] .report-success-title{color:var(--ink)}[data-theme=dark] .report-success-sub{color:var(--ink-2)}[data-theme=dark] .report-success-meta{color:var(--mute)}[data-theme=dark] .report-success-btn{background:var(--ink);color:var(--bg)}[data-theme=dark] .dash-courses .empty{color:var(--mute);background:var(--card);border-color:var(--line)}[data-theme=dark] .dash-course-card .code{color:var(--mute)}[data-theme=dark] .dash-course-card .teachers{color:var(--ink-2)}[data-theme=dark] .dash-course-card .foot{border-top-color:var(--line)}[data-theme=dark] .dash-course-card .foot .count{color:var(--ink-2)}[data-theme=dark] .dash-course-card .foot .arr{color:var(--mute)}[data-theme=dark] .dash-course-card:hover{box-shadow:0 6px 18px rgba(0,0,0,.35)}[data-theme=dark] .course-back{color:var(--ink-2)}[data-theme=dark] .course-back:hover{background:var(--card)}[data-theme=dark] .course-hero-l .course-code{color:var(--mute)}[data-theme=dark] .course-meta{color:var(--ink-2);border-bottom-color:var(--line)}[data-theme=dark] .course-empty,[data-theme=dark] .course-section-h .m{color:var(--mute)}[data-theme=dark] .course-exams{background:var(--line);border-color:var(--line)}[data-theme=dark] .course-exam-row{background:var(--card)}[data-theme=dark] .course-exam-row:hover{background:var(--line-2)}[data-theme=dark] .course-exam-row .l .m{color:var(--mute)}[data-theme=dark] .course-exam-row .r .count{color:var(--ink-2)}[data-theme=dark] .course-exam-row .r .arr{color:var(--mute)}[data-theme=dark] .ob-step-dot{background:var(--card);border-color:var(--line);color:var(--mute)}[data-theme=dark] .ob-step.on .ob-step-dot{background:var(--ink);border-color:var(--ink);color:var(--bg)}[data-theme=dark] .ob-step.done .ob-step-dot{background:var(--ok);border-color:var(--ok);color:var(--bg)}[data-theme=dark] .ob-step{background:var(--bg)}[data-theme=dark] .ob-card,[data-theme=dark] .ob-course,[data-theme=dark] .ob-search{background:var(--card);border-color:var(--line)}[data-theme=dark] 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