:root{color-scheme:light;--navy: #0f172a;--navy-2: #1e293b;--accent: #ff4b2b;--accent-strong: #e63946;--accent-soft: rgba(255, 75, 43, .12);--ink: #0f172a;--muted: #475569;--paper: #f8fafc;--sheet: #ffffff;--rule: #e2e8f0;--rule-strong: #cbd5e1;--white: #ffffff;--input-bg: #ffffff;--pill-ok: #047857;--pill-warn: #b45309;--pill-bad: #be123c;--focus: #ff4b2b;--danger: #ef4444;--margin: #ff4b2b;--margin-soft: #ffb4a8;--pass: #10b981;--pass-fill: #d1fae5;--caution: #f59e0b;--caution-fill: #fef3c7;--fail: #ef4444;--fail-fill: #fee2e2;--g-ap: #10b981;--g-a: #10b981;--g-b: #f59e0b;--g-c: #f59e0b;--g-d: #ef4444;--g-f: #ef4444;--g-ap-bg: #ecfdf5;--g-a-bg: #ecfdf5;--g-b-bg: #fffbeb;--g-c-bg: #fffbeb;--g-d-bg: #fef2f2;--g-f-bg: #fef2f2;--pending: #ef4444;--pending-bg: #fef2f2;--scored: #10b981;--scored-bg: #ecfdf5;--draft: #64748b;--draft-bg: #f1f5f9;--sidebar: #0f172a;--sidebar-text: #cbd5e1;--sidebar-active: #ffffff;--topbar: #1e293b;--topbar-text: #f8fafc;--shadow: 0 8px 24px rgba(15, 23, 42, .06);--shadow-hover: 0 14px 32px rgba(255, 75, 43, .14);--radius: 16px;--radius-sm: 10px;--radius-pill: 999px;--sans: "Plus Jakarta Sans", Inter, "Noto Sans Bengali", "Segoe UI", sans-serif;--serif: "Plus Jakarta Sans", Inter, "Noto Sans Bengali", sans-serif;--mono: Inter, "Noto Sans Bengali", ui-sans-serif, system-ui, sans-serif;--display: "Plus Jakarta Sans", Inter, sans-serif;--spine-w: 268px;--gutter: 28px;--max: 1280px;--ease: cubic-bezier(.4, 0, .2, 1)}html[data-theme=dark]{color-scheme:dark;--navy: #f8fafc;--navy-2: #1e293b;--accent: #ff6b4a;--accent-strong: #ff4b2b;--accent-soft: rgba(255, 75, 43, .18);--ink: #f8fafc;--muted: #cbd5e1;--paper: #090d16;--sheet: #1e293b;--rule: #334155;--rule-strong: #64748b;--white: #ffffff;--input-bg: #0f172a;--pill-ok: #6ee7b7;--pill-warn: #fcd34d;--pill-bad: #fda4af;--focus: #ff6b4a;--danger: #fb7185;--margin: #ff6b4a;--draft: #e2e8f0;--pass-fill: rgba(16, 185, 129, .16);--caution-fill: rgba(245, 158, 11, .16);--fail-fill: rgba(239, 68, 68, .16);--g-ap-bg: rgba(16, 185, 129, .16);--g-a-bg: rgba(16, 185, 129, .16);--g-b-bg: rgba(245, 158, 11, .16);--g-c-bg: rgba(245, 158, 11, .16);--g-d-bg: rgba(239, 68, 68, .16);--g-f-bg: rgba(239, 68, 68, .16);--pending-bg: rgba(239, 68, 68, .16);--scored-bg: rgba(16, 185, 129, .16);--draft-bg: rgba(100, 116, 139, .2);--sidebar: #0f172a;--sidebar-text: #cbd5e1;--sidebar-active: #f8fafc;--topbar: #0f172a;--topbar-text: #f8fafc;--shadow: 0 8px 24px rgba(0, 0, 0, .35);--shadow-hover: 0 14px 32px rgba(255, 75, 43, .18)}@media(max-width:860px){:root{--spine-w: 0px;--gutter: 16px}}*,*:before,*:after{box-sizing:border-box}html,body,#root{min-height:100%;min-height:100dvh}html{font-size:16px;color-scheme:light}html[data-theme=dark]{color-scheme:dark}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:14.5px;line-height:1.5;transition:background .2s var(--ease),color .2s var(--ease)}h1,h2,h3{font-family:var(--display);font-weight:650;letter-spacing:-.03em;margin:0;color:var(--ink)}h1{font-size:1.65rem;line-height:1.2}h2{font-size:1.05rem}a{color:var(--accent)}button,input,select,textarea{font-family:inherit;font-size:.92rem}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.app-shell{display:grid;grid-template-columns:var(--spine-w) 1fr;min-height:100vh;min-height:100dvh;height:100vh;height:100dvh;overflow:hidden;transition:grid-template-columns .22s var(--ease)}.app-shell.sidebar-collapsed{--spine-w: 84px}.content-col{display:flex;flex-direction:column;min-height:0;min-width:0;height:100vh;height:100dvh;overflow:hidden}.spine{background:var(--sidebar);color:var(--sidebar-text);padding:20px 14px;display:flex;flex-direction:column;gap:8px;position:relative;height:100vh;height:100dvh;border-right:1px solid rgba(255,255,255,.06);overflow:visible}.spine-brand{display:flex;flex-direction:column;align-items:stretch;gap:8px;padding:4px 4px 16px;color:#fff;font-family:var(--display);font-weight:700;font-size:.95rem}.brand-logo{display:block;height:40px;width:auto;max-width:100%;object-fit:contain;object-position:left center;background:#fff;padding:6px 10px;border-radius:10px}.brand-logo.compact,.sidebar-collapsed .brand-logo{height:44px;width:44px;max-width:44px;object-fit:cover;object-position:4px center;padding:6px}.brand-logo.login-logo{height:48px;width:auto;max-width:220px;margin:0 0 28px;padding:8px 12px}.brand-mark{width:36px;height:36px;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:.72rem;letter-spacing:.04em;flex:0 0 auto}.brand-copy{display:block;min-width:0}.brand-copy span{display:block;font-weight:500;font-size:.68rem;color:#93a4c3;margin-top:2px}.sidebar-toggle{position:absolute;top:28px;right:-12px;width:24px;height:24px;border-radius:50%;border:1px solid var(--rule);background:var(--sheet);color:var(--ink);display:grid;place-items:center;cursor:pointer;z-index:5}.spine nav{display:flex;flex-direction:column;gap:14px;overflow:auto;min-height:0;margin-right:-6px;padding-right:6px}.nav-group{display:flex;flex-direction:column;gap:2px}.nav-group-title{font-size:.65rem;letter-spacing:.08em;text-transform:uppercase;color:#7d8eab;padding:8px 12px 4px;font-weight:600}.spine a{color:var(--sidebar-text);text-decoration:none;padding:9px 12px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:500;display:flex;align-items:center;gap:10px;transition:background .18s var(--ease),color .18s var(--ease)}.spine a.active{color:var(--sidebar-active);background:#ff4b2b38}.spine a:hover{color:#fff;background:#ffffff0f}.sidebar-collapsed .brand-copy,.sidebar-collapsed .nav-group-title,.sidebar-collapsed .nav-label,.sidebar-collapsed .spine-team{display:none}.sidebar-collapsed .spine-brand{align-items:center;padding:4px 0 12px}.sidebar-collapsed .spine a{justify-content:center;padding:10px}.spine-user,.session-bar,.mobile-bar,.overlay-nav{display:none}.spine-team{overflow:auto;min-height:0;font-size:.82rem;margin-top:auto;padding:8px 8px 0}.spine-team strong{display:block;color:#f8fafc;font-size:.68rem;letter-spacing:.06em;text-transform:uppercase}.spine-team ul{list-style:none;margin:10px 0 0;padding:0}.spine-team li{margin:0 0 4px}.spine-team li a{display:block;padding:6px 8px}.spine-team li span{display:block;padding:0 8px 4px;font-size:.72rem;color:#7d8eab}.spine-note{font-size:.75rem;color:#7d8eab;line-height:1.4}.topbar{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:12px var(--gutter);padding-left:max(var(--gutter),env(safe-area-inset-left));padding-right:max(var(--gutter),env(safe-area-inset-right));background:var(--topbar);color:var(--topbar-text);border-bottom:1px solid rgba(255,255,255,.08);flex:0 0 auto;z-index:30}.global-search{position:relative;flex:1 1 auto;min-width:0;display:flex;align-items:center;gap:8px;background:#f8fafc14;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-pill);padding:0 14px;color:#94a3b8}.global-search input{border:0;background:transparent;min-height:40px;width:100%;color:#f8fafc;padding:0}.search-pop,.menu-pop{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--sheet);border:1px solid var(--rule);border-radius:14px;box-shadow:var(--shadow-hover);padding:8px;z-index:40;max-height:360px;overflow:auto}.search-pop button,.menu-pop button{width:100%;display:flex;align-items:center;gap:10px;background:none;border:0;text-align:left;padding:9px 10px;border-radius:10px;cursor:pointer;color:var(--ink)}.search-pop button:hover,.menu-pop button:hover{background:var(--accent-soft)}.search-pop small{display:block;color:var(--muted);font-size:.72rem}.period-select{display:flex;align-items:center;gap:8px;font-size:.75rem;color:#94a3b8;font-weight:600}.period-select select{min-height:40px;border-radius:var(--radius-sm);min-width:160px;background:#f8fafc14;color:#f8fafc;border-color:#ffffff24}.icon-btn{width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.14);background:#f8fafc14;color:#f8fafc;display:grid;place-items:center;cursor:pointer;flex:0 0 auto;transition:border-color .18s var(--ease),background .18s var(--ease)}.icon-btn:hover{border-color:var(--accent)}.profile-wrap{position:relative}.profile-btn{display:flex;align-items:center;gap:10px;background:#f8fafc14;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-pill);padding:4px 10px 4px 4px;cursor:pointer;color:#f8fafc}.profile-copy{display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:left}.profile-copy strong{font-size:.82rem}.profile-pop{right:0;left:auto;width:240px}.profile-meta{display:flex;gap:10px;align-items:center;padding:8px 10px 12px;border-bottom:1px solid var(--rule);margin-bottom:6px}.role-pill,.status-pill,.ratio-badge{display:inline-flex;align-items:center;border-radius:var(--radius-pill);padding:2px 8px;font-size:.68rem;font-weight:650;letter-spacing:.01em;text-transform:capitalize}.role-pill{background:var(--accent-soft);color:var(--accent)}.status-pill.pending{background:var(--pending-bg);color:var(--pill-bad)}.status-pill.scored{background:var(--scored-bg);color:var(--pill-ok)}.status-pill.draft{background:var(--draft-bg);color:var(--draft)}.ratio-badge{background:var(--accent-soft);color:var(--accent)}.login-shell{min-height:100vh;min-height:100dvh;display:grid;grid-template-columns:minmax(0,1.15fr) 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solid rgba(255,255,255,.08);color:#e2e8f0;font-size:.9rem}.login-points li:before{content:"";position:absolute;left:14px;top:16px;width:8px;height:8px;border-radius:50%;background:#ff4b2b}.login-panel{display:flex;align-items:center;justify-content:center;padding:40px 36px;background:#fff;color:#0f172a}.login-form{width:min(380px,100%)}.login-form h2{font-size:1.55rem;color:#0f172a}.login-sub{margin:8px 0 22px;color:#475569;font-size:.92rem}.login-form .field{margin-bottom:14px;color:#475569}.login-panel,.login-form input,.login-form .field-control input{color-scheme:light}.login-form .field-control input,.login-form .field-control input:hover,.login-form .field-control input:focus,html[data-theme=dark] .login-form .field-control input,html[data-theme=dark] .login-form .field-control input:hover,html[data-theme=dark] .login-form .field-control input:focus{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#f1f5f9;color:#0f172a;border:1px solid #cbd5e1;color-scheme:light;-webkit-text-fill-color:#0f172a;caret-color:#0f172a}.login-form .field-control input:focus{background:#fff;border-color:#ff4b2b;box-shadow:0 0 0 3px #ff4b2b29}.login-form .field-control input::placeholder{color:#64748b;opacity:1}.login-form .field-icon,.login-form .field-eye{color:#64748b}.login-form .field-control:has(.field-icon) input{padding-left:40px}.login-form .field-control input:has(+.field-eye){padding-right:44px}.login-alert{margin:0 0 16px;padding:10px 12px;border-radius:12px;background:#fef2f2;color:#be123c;border:1px solid #fecaca;font-size:.88rem;font-weight:600}.login-submit{width:100%;justify-content:center;min-height:48px;margin-top:8px;border-radius:12px}.login-foot{margin:18px 0 0;color:#64748b;font-size:.78rem;line-height:1.45}.login-form input:-webkit-autofill{-webkit-text-fill-color:#0f172a;caret-color:#0f172a;box-shadow:0 0 0 1000px #f8fafc inset;border-color:#cbd5e1}html[data-theme=dark] .login-panel,html[data-theme=dark] .login-panel h2,html[data-theme=dark] .login-form h2{color:#0f172a}html[data-theme=dark] .login-sub,html[data-theme=dark] .login-form .field,html[data-theme=dark] .login-foot{color:#475569}.hod-group{margin-bottom:16px}.hod-group-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:12px 4px 8px}.avatar{display:inline-block;object-fit:cover;border-radius:50%;background:var(--accent-soft);flex:0 0 auto}.avatar-fallback{display:inline-flex;align-items:center;justify-content:center;font-family:var(--display);font-size:.75rem;font-weight:700;color:var(--accent);background:var(--accent-soft)}.photo-picker{display:flex;align-items:center;gap:16px}.photo-field .btn{position:relative;overflow:hidden}.main{padding:24px var(--gutter) 64px;padding-right:max(var(--gutter),env(safe-area-inset-right));padding-left:max(var(--gutter),env(safe-area-inset-left));max-width:none;width:100%;flex:1 1 auto;overflow:auto;min-height:0;min-width:0}.main-scorecard{overflow:hidden;display:flex;flex-direction:column;padding-bottom:0;max-width:none}.page-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px 24px;padding-bottom:16px;margin-bottom:20px}.page-head p{margin:6px 0 0;color:var(--muted);max-width:46rem}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:end}.filter-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:end;margin:-8px 0 20px}.filter-bar .field{min-width:140px}.filter-bar select{border-radius:var(--radius-pill);min-height:36px;background:var(--input-bg, var(--sheet));color:var(--ink)}.field{display:flex;flex-direction:column;gap:6px;font-size:.78rem;color:var(--muted);font-weight:600;min-width:0}.field.check{flex-direction:row;align-items:center;gap:10px;min-height:44px;font-size:.88rem;color:var(--ink);font-weight:600}.field-hint{font-weight:500;font-size:.72rem;color:var(--muted)}.field-control{position:relative;display:block;min-width:0}.field-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#64748b;pointer-events:none;z-index:1}.field-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:32px;height:32px;border:0;background:transparent;color:#64748b;display:grid;place-items:center;cursor:pointer;border-radius:8px;z-index:1}.field-eye:hover{color:var(--ink);background:var(--accent-soft)}.ctrl,input[type=text],input[type=number],input[type=password],input[type=search],input[type=email],input[type=url],input[type=tel],input[type=month],input[type=date],input:not([type]),select,textarea{-moz-appearance:none;appearance:none;-webkit-appearance:none;background:var(--input-bg, var(--sheet));border:1px solid var(--rule-strong);color:var(--ink);color-scheme:light;padding:10px 12px;border-radius:12px;min-height:44px;transition:border-color .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease)}html[data-theme=dark] input[type=text],html[data-theme=dark] input[type=number],html[data-theme=dark] input[type=password],html[data-theme=dark] input[type=search],html[data-theme=dark] input[type=email],html[data-theme=dark] select,html[data-theme=dark] textarea{color-scheme:dark}select{-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:none;padding-right:12px}select::-ms-expand{display:none}input:hover,select:hover,textarea:hover{border-color:var(--accent)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.field>input,.field>select,.field>textarea,.field-control input,.form-grid input:not([type=checkbox]),.form-grid select,.form-grid textarea{width:100%;max-width:100%;min-width:0;box-sizing:border-box}.field-control:has(.field-icon) input{padding-left:40px}.field-control input:has(+.field-eye){padding-right:44px}textarea{min-height:88px;resize:vertical;line-height:1.45}input[type=checkbox],input[type=radio]{width:18px;height:18px;min-height:0;accent-color:var(--accent);flex:0 0 auto;cursor:pointer}input:disabled,select:disabled,textarea:disabled{opacity:.6;cursor:not-allowed}.global-search input,.global-search input:hover,.global-search input:focus{border:0;background:transparent;box-shadow:none;min-height:40px;width:100%;color:#f8fafc;padding:0;border-radius:0}.period-select select{width:auto;min-width:160px;min-height:40px;background-color:#f8fafc14;background-image:none;color:#f8fafc;border-color:#ffffff24;padding-right:12px}.period-select select:hover,.period-select select:focus{border-color:#fff6}.period-select select:focus{box-shadow:0 0 0 3px #ff4b2b4d}.filter-bar select{min-height:40px}.btn{background:var(--accent);color:#fff;border:1px solid var(--accent);padding:8px 14px;min-height:40px;cursor:pointer;border-radius:var(--radius-sm);font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:transform .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease)}.btn:hover{background:var(--accent-strong);box-shadow:0 8px 18px #ff4b2b47}.btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule-strong)}.btn.ghost:hover{background:var(--accent-soft);border-color:var(--accent);box-shadow:none}.btn.danger{background:transparent;color:var(--danger);border-color:#fecaca}.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.btn.logout{background:transparent;color:var(--ink);border-color:var(--rule)}.export-menu{position:relative}.export-menu .menu-pop{right:0;left:auto;width:220px}.marksheet,.chart-panel,.empty{background:var(--sheet);border:1px solid var(--rule);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}.ruled-table{width:100%;border-collapse:collapse;font-size:.9rem}.ruled-table th{text-align:left;font-weight:600;color:var(--muted);font-size:.72rem;letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid var(--rule);padding:10px 12px}.ruled-table td{border-bottom:1px solid var(--rule);padding:11px 12px;vertical-align:middle}.ruled-table tr:hover td{background:var(--accent-soft)}.num,.mono,.num-lg,.num-md{font-family:var(--mono);font-variant-numeric:tabular-nums}.num-lg{font-size:1.85rem;font-weight:700;line-height:1.1;letter-spacing:-.04em;color:var(--ink)}.num-md{font-size:1.15rem;font-weight:650;color:var(--ink)}.grade{display:inline-flex;align-items:baseline;gap:6px;padding:3px 9px;border-radius:var(--radius-pill);font-size:.78rem;line-height:1.3;white-space:nowrap;font-weight:650}.grade b{font-variant-numeric:tabular-nums;font-size:.88rem}.grade.ap{color:var(--g-ap);background:var(--g-ap-bg)}.grade.a{color:var(--g-a);background:var(--g-a-bg)}.grade.b{color:var(--g-b);background:var(--g-b-bg)}.grade.c{color:var(--g-c);background:var(--g-c-bg)}.grade.d{color:var(--g-d);background:var(--g-d-bg)}.grade.f{color:var(--g-f);background:var(--g-f-bg)}.empty h2{margin-bottom:8px}.empty p{margin:0 0 16px;color:var(--muted)}.toast-wrap{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:60}.toast{background:var(--ink);color:#fff;padding:11px 14px;font-size:.88rem;max-width:360px;border-radius:12px;box-shadow:var(--shadow-hover);animation:toast-in .18s var(--ease)}.toast.ok{background:#047857}.toast.error{background:var(--fail)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.callout,.formula-banner{background:var(--sheet);border:1px solid var(--rule);border-left:4px solid var(--accent);border-radius:12px;padding:12px 14px;font-size:.88rem;color:var(--ink);margin:0 0 18px}.tree-row{display:grid;grid-template-columns:minmax(180px,1.4fr) minmax(140px,1fr) minmax(160px,1fr) auto auto;gap:8px;align-items:center;padding:12px 10px;border-bottom:1px solid var(--rule);border-radius:10px}.indent-0{padding-left:0}.indent-1{padding-left:22px}.indent-2{padding-left:44px}.indent-3{padding-left:66px}.score-track{height:8px;background:var(--rule);position:relative;width:100%;min-width:64px;border-radius:var(--radius-pill);overflow:hidden}.score-track>i{display:block;height:100%;background:var(--accent);border-radius:inherit;transition:width .22s var(--ease)}.score-track.low>i{background:var(--g-d)}.score-track.mid>i{background:var(--g-c)}.score-track.high>i{background:var(--g-ap)}.split-bar{display:flex;height:10px;border-radius:var(--radius-pill);overflow:hidden;background:var(--rule)}.split-bar i:first-child{background:#0f172a}html[data-theme=dark] .split-bar 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.kbd-hint,html[data-theme=light] .muted,html[data-theme=light] .page-head p,html[data-theme=light] .chart-caption{color:#475569}html[data-theme=light] input:-webkit-autofill,html[data-theme=light] textarea:-webkit-autofill,html[data-theme=light] select:-webkit-autofill{-webkit-text-fill-color:#0f172a;caret-color:#0f172a;box-shadow:0 0 0 1000px #fff inset}