:root{--ember-50:#FDF3EA;--ember-500:#F37021;--ember-100:#FBE3D0;--ember-600:#D2560F;--ember-200:#F7C39F;--ember-700:#A8420C;--ember-300:#F49E68;--ember-800:#7E3209;--ember-400:#F7941D;--ember-900:#4A1D05;--graphite-50:#F7F7F6;--graphite-500:#636466;--graphite-100:#EDEDEB;--graphite-600:#4C4D4F;--graphite-200:#DCDCD9;--graphite-700:#3A3B3D;--graphite-300:#BFBFBB;--graphite-800:#2A2B2D;--graphite-400:#939396;--graphite-900:#1C1D1F;--font-sans:"Source Sans 3",Seravek,"Gill Sans Nova",Calibri,"Segoe UI",system-ui,sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color-scheme:light;--bg:#F8F7F4;--card:#FFFFFF;--surface-2:#FBFAF7;--ink:#1F2124;--ink-2:#55575A;--sub:#7A7C80;--line:#E4E2DD;--line-strong:#CFCCC5;--head:#F1EFEB;--hover:#F3F1ED;--accent:var(--ember-500);--accent-ink:var(--ember-700);--accent-soft:var(--ember-50);--ok:#1E7A4A;--ok-soft:#E6F2EB;--warn:#8A6300;--warn-soft:#F7EFD9;--bad:#B3361F;--bad-soft:#F9E4DF;--info:#2C5F8A;--info-soft:#E4EDF5;--neutral:var(--graphite-500);--neutral-soft:var(--graphite-100);--focus:var(--ember-700);--fs-base:15px;--lh-base:1.55;--fs-table:14px;--fs-h1:24px;--fs-stat:30px;--row-pad-y:10px;--radius:10px;--side-w:218px;--pine:var(--accent-ink);--pine-soft:var(--accent-soft);--amber:var(--warn);--amber-soft:var(--warn-soft);--rust:var(--bad);--rust-soft:var(--bad-soft);--panel:var(--surface-2);--ink-soft:var(--ink-2)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#17181A;--card:#1F2124;--surface-2:#26282B;--ink:#ECEBE8;--ink-2:#B3B5B8;--sub:#8C8E92;--line:#303236;--line-strong:#43464A;--head:#24262A;--hover:#24262A;--accent:var(--ember-400);--accent-ink:var(--ember-300);--accent-soft:#2E2116;--ok:#4FBF88;--ok-soft:#12301F;--warn:#D9A24A;--warn-soft:#33280F;--bad:#E08573;--bad-soft:#3A1E18;--info:#7FB0DA;--info-soft:#16283A;--neutral:var(--graphite-300);--neutral-soft:#2A2C30;--focus:var(--ember-400)}}:root[data-theme=dark]{color-scheme:dark;--bg:#17181A;--card:#1F2124;--surface-2:#26282B;--ink:#ECEBE8;--ink-2:#B3B5B8;--sub:#8C8E92;--line:#303236;--line-strong:#43464A;--head:#24262A;--hover:#24262A;--accent:var(--ember-400);--accent-ink:var(--ember-300);--accent-soft:#2E2116;--ok:#4FBF88;--ok-soft:#12301F;--warn:#D9A24A;--warn-soft:#33280F;--bad:#E08573;--bad-soft:#3A1E18;--info:#7FB0DA;--info-soft:#16283A;--neutral:var(--graphite-300);--neutral-soft:#2A2C30;--focus:var(--ember-400)}:root[data-surface=ops]{--bg:#F2F2F0;--card:#FFFFFF;--head:#E9E9E6;--line:#E0E0DC;--accent:var(--graphite-600);--accent-ink:var(--graphite-700);--accent-soft:var(--graphite-100);--fs-base:13.5px;--lh-base:1.45;--fs-table:13px;--fs-h1:19px;--fs-stat:24px;--row-pad-y:5px;--radius:6px}@media (prefers-color-scheme:dark){:root[data-surface=ops]:not([data-theme=light]){--bg:#141517;--card:#1C1D1F;--head:#232427;--line:#2C2E31;--accent:var(--graphite-300);--accent-ink:var(--graphite-200);--accent-soft:#2A2C30}}:root[data-surface=ops][data-theme=dark]{--bg:#141517;--card:#1C1D1F;--head:#232427;--line:#2C2E31;--accent:var(--graphite-300);--accent-ink:var(--graphite-200);--accent-soft:#2A2C30}:root[data-surface=teacher]{--fs-base:13.5px;--lh-base:1.45;--fs-table:13px;--fs-h1:19px;--fs-stat:24px;--row-pad-y:5px;--radius:6px}.no-transitions *{transition:none!important}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:var(--fs-base);line-height:var(--lh-base)}a{color:var(--accent-ink);text-decoration:none}a:hover{text-decoration:underline}.shell{display:flex;min-height:100vh}.side{width:var(--side-w);flex-shrink:0;border-right:1px solid var(--line);padding:20px 14px;display:flex;flex-direction:column;gap:4px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.brand{font-weight:650;letter-spacing:-.01em;font-size:16px;margin:0 8px 4px}.brand small{display:block;color:var(--sub);font-weight:400;font-size:11.5px;letter-spacing:.05em;text-transform:uppercase}.side nav{display:flex;flex-direction:column;gap:2px;margin-top:14px}.side nav a{color:var(--ink);padding:7px 10px;border-radius:7px;font-size:14px}.side nav a:hover{background:var(--hover);text-decoration:none}.side nav a.on{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}.side .foot{margin-top:auto;font-size:12px;color:var(--sub);padding:0 10px;overflow-wrap:anywhere}.main{flex:1 1;min-width:0;padding:26px 30px 60px;max-width:1500px}.pagehead{margin:0 0 4px;font-size:var(--fs-h1);font-weight:650;letter-spacing:-.015em;text-wrap:balance}.pagesub{margin:0 0 22px;color:var(--sub);font-size:13.5px}.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:12px;gap:12px;margin-bottom:24px}.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.tile b{display:block;font-size:var(--fs-stat);font-weight:650;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;letter-spacing:-.02em}.tile span{color:var(--sub);font-size:12px}.tile.warn b{color:var(--warn)}.tile.bad b{color:var(--bad)}.tile.good b{color:var(--ok)}.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}table{width:100%;border-collapse:collapse;font-size:var(--fs-table)}th{position:-webkit-sticky;position:sticky;top:0;background:var(--head);text-align:left;padding:9px 12px;border-bottom:1px solid var(--line-strong);white-space:nowrap;font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--sub);font-weight:600}td{padding:var(--row-pad-y) 12px;border-bottom:1px solid var(--line);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}tbody tr:last-child td{border-bottom:none}tbody tr:hover td{background:var(--hover)}.mono{font-family:var(--font-mono);font-size:12px}.num{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pill{padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:600;white-space:nowrap}.s-completed{background:var(--ok-soft);color:var(--ok)}.s-pending{background:var(--neutral-soft);color:var(--neutral)}.s-withdrawn{background:var(--bad-soft);color:var(--bad)}.s-warn{background:var(--warn-soft);color:var(--warn)}.s-info{background:var(--info-soft);color:var(--info)}.dot{width:9px;height:9px;border-radius:50%;display:inline-block}.d-green{background:var(--ok)}.d-yellow{background:var(--warn)}.d-red{background:var(--bad)}.d-blue{background:var(--info)}.yes{color:var(--ok);font-weight:600}.no,.tag{color:var(--sub)}.tag{background:var(--head);border:1px solid var(--line);border-radius:5px;padding:1px 6px;font-size:11px;margin-left:5px}.callout{border:1px solid var(--line);border-radius:8px;background:var(--surface-2);color:var(--ink);padding:12px;margin:10px 0}.callout.warn{border-color:var(--warn);background:var(--warn-soft);color:var(--warn)}.callout.bad{border-color:var(--bad);background:var(--bad-soft);color:var(--bad)}.controls{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}input[type=date],input[type=email],input[type=password],input[type=search],input[type=text],select,textarea{background:var(--card);border:1px solid var(--line-strong);color:var(--ink);border-radius:8px;padding:8px 11px;font:inherit;font-size:14px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--focus);outline-offset:1px}input[type=search]{flex:1 1;min-width:220px}.count{color:var(--sub);font-size:12.5px;margin:8px 2px}.btn,button{background:var(--accent-ink);color:#fff;border:none;border-radius:8px;padding:9px 16px;font:inherit;font-size:14px;font-weight:600;cursor:pointer}.btn:hover,button:hover{filter:brightness(1.08);text-decoration:none}.btn-quiet{background:transparent;color:var(--accent-ink);border:1px solid var(--line-strong);font-weight:500;padding:7px 13px;border-radius:8px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.card,.login-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:34px 34px 30px;width:100%}.login-card{max-width:380px}.login-card h1{margin:0 0 2px;font-size:20px;font-weight:650;letter-spacing:-.01em}.login-card p{margin:0 0 22px;color:var(--sub);font-size:13.5px}.login-card form{display:flex;flex-direction:column;gap:10px}.login-card label{font-size:12.5px;color:var(--sub);font-weight:600}.login-card input{width:100%}.err{background:var(--bad-soft);color:var(--bad);border-radius:8px;padding:9px 12px;font-size:13px}.section{margin:26px 0 10px;font-size:15px;font-weight:650;letter-spacing:-.01em}.empty{color:var(--sub);font-size:13.5px;padding:26px;text-align:center}.skip{position:absolute;left:-9999px}.skip:focus{left:8px;top:8px;z-index:10;background:var(--card);padding:8px 12px;border-radius:8px;border:1px solid var(--accent-ink)}@media (max-width:760px){.shell{flex-direction:column}.side{width:100%;height:auto;position:static;align-items:center;overflow-x:auto}.side,.side nav{flex-direction:row}.side nav{margin-top:0}.main{padding:18px 14px 40px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}