:root{--bg:#000;--panel:#0a0a0a;--line:#1a1a1a;--line-2:#262626;--fg:#ededed;--muted:#8a8a8a;--muted-2:#5a5a5a;--accent:#fff;--green:#22c55e;--amber:#f5a524;--red:#ef4444;--blue:#3b82f6}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:Geist,Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-feature-settings:"ss01","ss02","cv01","cv11";-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.55}.mono{font-family:Geist Mono,JetBrains Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-feature-settings:"ss01","ss02","zero","tnum"}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}.shell{max-width:1100px;margin:0 auto;padding:48px 32px 80px}.topbar{justify-content:space-between;gap:12px;margin-bottom:48px}.topbar,.topbar-actions{display:flex;align-items:center}.topbar-actions{gap:8px;flex-wrap:nowrap}.topbar-kicker{margin-right:8px}.brand{display:flex;align-items:center;gap:6px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;min-width:0}.brand .dot{width:10px;height:10px;border-radius:2px;background:var(--accent);flex:none}.brand-sub{color:var(--muted);font-weight:500}.kicker{color:var(--muted);font-size:12px;letter-spacing:.04em;text-transform:uppercase}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;border-radius:9999px;border:1px solid var(--line-2);background:transparent;color:var(--fg);font-weight:600;font-size:13px;transition:background .15s,border-color .15s}.btn:hover{background:rgba(255,255,255,.06)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--fg);color:#000;border-color:var(--fg)}.btn.primary:hover{background:#d4d4d4}.btn.ghost{border-color:var(--line);color:var(--muted)}.input{width:100%;background:transparent;border:1px solid var(--line-2);border-radius:8px;padding:10px 12px;color:var(--fg);font-size:14px;outline:none;transition:border-color .15s}.input:focus{border-color:#3b9eff}.banner{margin:16px 0;padding:12px 14px;border-radius:10px;background:#1a1102;border:1px solid #3a2a08;color:#f5a524;font-size:13px}.banner.error{background:#1a0808;border-color:#3a1414;color:#ef4444}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:400px;padding:32px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}.login-card h1{font-size:22px;margin:0 0 4px;letter-spacing:-.02em}.login-card .sub{color:var(--muted);font-size:13px;margin-bottom:24px}.login-card label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}.login-card .actions{margin-top:16px;display:flex;gap:8px;align-items:center}.hero{padding:32px 0 24px;border-bottom:1px solid var(--line)}.hero h1{font-size:42px;line-height:1.05;letter-spacing:-.02em;margin:8px 0 0;font-weight:600}.hero .sub{color:var(--muted);margin-top:10px;font-size:15px}.summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px;margin-top:28px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}.card .label{color:var(--muted);font-size:12px;letter-spacing:.04em;text-transform:uppercase}.card .value{margin-top:8px;font-size:24px;letter-spacing:-.02em;font-weight:600}.card .delta{color:var(--muted-2);font-size:12px;margin-top:6px}.section-title{margin:48px 0 12px;display:flex;align-items:baseline;gap:14px}.section-title h2{font-size:20px;font-weight:600;letter-spacing:-.01em;margin:0}.section-title .meta{color:var(--muted);font-size:12px}.grid-wrap{border:1px solid var(--line);border-radius:12px;background:var(--panel);overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}table.grid{width:100%;border-collapse:separate;border-spacing:0;background:transparent}table.grid td,table.grid th{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}table.grid thead th{background:#070707;color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.06em}table.grid tbody tr:last-child td{border-bottom:none}table.grid td.num{text-align:right;font-feature-settings:"tnum"}.subject{font-weight:500}.teacher{color:var(--muted);font-size:12px;margin-top:2px}.bar{position:relative;height:6px;width:160px;background:#161616;overflow:hidden}.bar,.bar>span{border-radius:999px}.bar>span{display:block;height:100%}.bar.ok>span{background:var(--green)}.bar.warn>span{background:var(--amber)}.bar.bad>span{background:var(--red)}.pct{font-size:12px;color:var(--muted);margin-top:4px}.grade-pill{display:inline-flex;align-items:center;gap:6px;padding:3px 8px;border-radius:6px;font-weight:600;font-size:12px;background:#0f0f0f;border:1px solid var(--line-2)}.grade-pill.high{color:#22c55e;border-color:#13361f}.grade-pill.mid{color:#facc15;border-color:#3a3010}.grade-pill.low{color:#ef4444;border-color:#3a1414}.grade-pill.admis{color:#3b82f6;border-color:#102339}.grade-pill.none{color:var(--muted-2)}details.row-detail{border-top:1px solid var(--line);background:#070707}details.row-detail>summary{padding:10px 14px;color:var(--muted);font-size:12px;cursor:pointer;list-style:none}details.row-detail>summary::-webkit-details-marker{display:none}details.row-detail>summary:before{content:"▸ ";color:var(--muted-2)}details.row-detail[open]>summary:before{content:"▾ "}.session-list{padding:6px 14px 14px}.session-list .blockh{margin:8px 0 4px;color:#cfcfcf;font-size:12px;letter-spacing:.04em;text-transform:uppercase}.session-list table{width:100%;border-collapse:collapse;font-size:12px}.session-list td{padding:5px 6px;border-bottom:1px dashed var(--line);color:var(--muted)}.session-list td.t{color:var(--fg)}.dot-status{display:inline-block;width:8px;height:8px;border-radius:999px;margin-right:8px;vertical-align:middle}.dot-status.absent{background:var(--red)}.dot-status.present{background:var(--green)}.dot-status.graded{background:var(--blue)}footer.foot{margin-top:64px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted-2);font-size:12px;display:flex;justify-content:space-between}.spinner{width:14px;height:14px;border:2px solid var(--muted-2);border-top-color:var(--fg);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.center-loader{min-height:60vh;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;color:var(--muted);font-size:13px}@media (max-width:720px){.shell{padding:32px 16px 60px}.summary{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:32px}.topbar{margin-bottom:32px}.topbar-kicker{display:none}.topbar .btn{padding:6px 12px;font-size:12px}.brand-sub{display:none}table.grid{min-width:680px}.section-title{flex-direction:column;align-items:flex-start;gap:4px;margin-top:36px}.section-title h2{font-size:18px}}@media (max-width:380px){.topbar .btn{padding:5px 10px;font-size:11px}}