:root{
  --bg:#090d15;--bg2:#0d1320;--panel:#111a29;--panel2:#141f31;--line:#223047;
  --text:#f2f6ff;--muted:#91a0ba;--soft:#bcc8da;--blue:#3b82f6;--violet:#8b5cf6;
  --green:#22c55e;--cyan:#0ea5e9;--teal:#14b8a6;--orange:#f59e0b;--red:#f43f5e;
  --shadow:0 18px 50px rgba(0,0,0,.22);--radius:22px
}
*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:radial-gradient(circle at 50% -10%,#15223a 0,#0c1320 35%,var(--bg) 70%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh}
a{color:inherit}.shell{max-width:1520px;margin:auto;padding:20px 24px 34px}.topbar{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;margin-bottom:18px}.student-wrap{display:flex;align-items:center;gap:12px}.avatar{width:44px;height:44px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(145deg,#2563eb,#7c3aed);font-weight:800;font-size:20px;box-shadow:0 8px 24px rgba(37,99,235,.24)}.student-name{font-size:34px;font-weight:800;letter-spacing:-.04em}.student-select{background:#121c2d;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:7px}.date-nav{display:flex;align-items:center;gap:12px}.nav-btn{width:48px;height:48px;border-radius:16px;background:#121c2d;border:1px solid var(--line);display:grid;place-items:center;text-decoration:none;transition:.15s}.nav-btn:hover{transform:translateY(-1px);background:#18243a}.nav-btn svg,.clock svg,.head-icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.date-chip{min-width:250px;text-align:center;text-decoration:none;background:#121c2d;border:1px solid var(--line);border-radius:18px;padding:9px 25px}.date-chip strong{display:block;font-size:20px}.clock{justify-self:end;display:flex;align-items:center;gap:10px;font-size:31px;font-weight:800}.clock svg{color:#9fb2d1}.sync-banner{background:#3a2511;border:1px solid #754c1d;color:#ffd79a;padding:11px 15px;border-radius:14px;margin-bottom:16px;font-size:13px}.sync-banner span{color:#d4b783}.dashboard-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:18px}.panel{background:linear-gradient(145deg,rgba(19,29,46,.98),rgba(14,22,35,.98));border:1px solid rgba(80,103,139,.23);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;min-width:0}.courses-panel,.homework-panel{min-height:490px}.panel-head{display:flex;align-items:center;gap:13px;margin-bottom:18px}.panel-head.compact{margin-bottom:13px}.panel-head h2{font-size:25px;line-height:1.1;margin:0;letter-spacing:-.025em}.panel-head p{margin:4px 0 0;color:var(--muted);font-size:13px}.head-icon{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:#17243a;color:#8eb8ff}.head-icon.blue{color:#60a5fa}.head-icon.violet{color:#a78bfa}.head-icon.cyan{color:#38bdf8}.head-icon.green{color:#4ade80}.head-icon.teal{color:#2dd4bf}.head-icon.slate{color:#a5b4fc}.count-badge{margin-left:auto;background:#17233a;color:#b8c7df;padding:7px 11px;border-radius:999px;font-size:12px}.course-list,.task-list{display:flex;flex-direction:column;gap:9px}.course-row{display:grid;grid-template-columns:64px 84px 1fr auto;align-items:center;gap:14px;padding:12px;border:1px solid #1c2a40;background:rgba(12,20,33,.72);border-radius:15px}.course-row.course-highlight{border-color:#344a72;background:linear-gradient(90deg,rgba(46,74,122,.19),rgba(19,31,50,.8))}.course-row time{font-size:16px;color:#ced8ea;font-weight:700}.subject-code{padding:10px 9px;border-radius:10px;text-align:center;font-weight:800;white-space:nowrap;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}.code-0{background:#4f46e5}.code-1{background:#d97706}.code-2{background:#2563eb}.code-3{background:#059669}.code-4{background:#e11d48}.code-expression{background:#d97706}.code-green{background:#059669}.code-red{background:#e11d48}.code-indigo{background:#4f46e5}.code-blue{background:#2563eb}.code-slate{background:#64748b}.code-rose{background:#e11d48}.code-teal{background:#0f9f88}.code-amber{background:#d97706}.course-info{min-width:0}.course-info strong{display:block;font-size:16px}.course-info span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.course-info .muted{color:#64748b}.course-meta{display:flex;align-items:center;gap:9px}.course-icon{width:21px;height:21px;fill:none;stroke:#7184a4;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;opacity:.72;flex:0 0 auto;transition:opacity .15s,stroke .15s}.course-row:hover .course-icon{opacity:1;stroke:#a8b9d4}.room{background:#172235;color:#9caac2;padding:6px 8px;border-radius:8px;font-size:12px;font-weight:700}.task-inline{margin-top:8px;color:#c4b5fd;font-size:12px}.task-card{display:grid;grid-template-columns:92px 1fr;gap:16px;align-items:center;background:rgba(12,20,33,.72);border:1px solid #1e2d45;border-left:4px solid var(--violet);border-radius:15px;padding:14px}.task-content strong{display:block;font-size:15px;line-height:1.3}.task-content span{display:block;color:var(--muted);font-size:13px;margin-top:6px}.empty-state{display:grid;place-items:center;min-height:250px;color:var(--muted);text-align:center}.empty-state.good{color:#7dd3a7}.empty-state.small{min-height:90px}.upcoming-panel,.grades-panel,.status-panel,.sync-panel{min-height:220px}.upcoming-list{display:flex;flex-direction:column}.upcoming-row{display:grid;grid-template-columns:100px 70px 1fr;gap:10px;padding:10px 0;border-top:1px solid #1c293d;align-items:center;font-size:13px}.upcoming-row:first-child{border-top:0}.upcoming-date{color:var(--soft)}.mini-code{background:#16243a;color:#c5d1e5;padding:5px 7px;border-radius:7px;text-align:center;font-weight:700}.placeholder-row{color:var(--muted);padding:18px;background:#0d1625;border:1px dashed #2b3a52;border-radius:13px;font-size:13px}.status-ok{display:flex;min-height:118px;align-items:center;justify-content:center;flex-direction:column;text-align:center;color:#91a0ba}.status-ok strong{color:#dce5f3;margin-top:8px}.status-ok small{margin-top:5px}.status-check{width:36px;height:36px;border:2px solid var(--green);color:#4ade80;border-radius:50%;display:grid;place-items:center;font-size:20px}.sync-details{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.sync-details>div{background:#0d1625;border:1px solid #1c293d;border-radius:12px;padding:12px}.sync-details span{display:block;color:#6f819e;font-size:11px;text-transform:uppercase;letter-spacing:.06em}.sync-details strong,.sync-details a{display:block;margin-top:5px;font-size:13px;color:#dce6f8;text-decoration:none}.sync-details a{color:#7eb4ff}
@media(max-width:1000px){.shell{padding:16px}.dashboard-grid{grid-template-columns:1fr}.courses-panel,.homework-panel{min-height:0}.topbar{grid-template-columns:1fr auto}.date-nav{grid-row:2;grid-column:1/-1;justify-content:center}.clock{grid-column:2}.student-name{font-size:28px}.upcoming-panel,.grades-panel,.status-panel,.sync-panel{min-height:0}}
@media(max-width:620px){.shell{padding:12px}.topbar{gap:10px}.avatar{width:38px;height:38px;border-radius:12px}.student-name{font-size:25px}.clock{font-size:22px}.clock svg{display:none}.date-nav{gap:8px}.nav-btn{width:42px;height:42px;border-radius:13px}.date-chip{min-width:0;flex:1;max-width:260px;padding:8px 12px}.date-chip strong{font-size:17px}.panel{padding:15px;border-radius:18px}.panel-head h2{font-size:21px}.head-icon{width:38px;height:38px}.course-row{grid-template-columns:52px 72px 1fr;gap:9px;padding:10px}.course-row .room{display:none}.course-icon{width:19px;height:19px}.course-row time{font-size:14px}.subject-code{padding:8px 5px;font-size:12px}.course-info strong{font-size:14px}.course-info span{font-size:12px}.task-card{grid-template-columns:75px 1fr;gap:10px}.upcoming-row{grid-template-columns:82px 62px 1fr;font-size:12px}.sync-details{grid-template-columns:1fr}.count-badge{display:none}}