:root{--klab-dark:#11161c;--klab-neon:#b7f000;--klab-line:#e5e7eb;--klab-text:#101218}.klab-shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh;background:#0f141a;font-family:Inter,Arial,sans-serif}.klab-side{background:linear-gradient(180deg,#111820,#080b0f);color:#fff;padding:28px 16px;display:flex;flex-direction:column;gap:14px}.klab-logo{font-size:28px;font-weight:900;font-style:italic;letter-spacing:-1px}.klab-logo span{color:var(--klab-neon)}.klab-logo small{display:block;font-size:10px;letter-spacing:4px;color:#aaa;font-style:normal}.klab-side a{color:#fff;text-decoration:none;padding:16px;border-radius:10px;font-size:16px}.klab-side a.active,.klab-side a:hover{background:linear-gradient(90deg,#b7f000,#91cc00);color:#111}.klab-help{margin-top:auto;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:18px}.klab-help button,.klab-btn{background:linear-gradient(90deg,#b7f000,#9bd900);border:0;border-radius:8px;padding:13px 22px;font-weight:800;color:#111;cursor:pointer}.klab-shell main{background:#fff}.klab-panel{margin:0 auto;padding:38px;max-width:1100px}.klab-light h2{font-size:32px;margin:0 0 6px;color:var(--klab-text)}.klab-light p{color:#60656f;margin-top:0}.klab-date-form{margin:28px 0}.klab-date-form label{display:block;font-weight:700;margin-bottom:8px}.klab-date-form input{width:100%;padding:18px;border:1px solid #ddd;border-radius:10px;font-size:16px}.klab-list-head{display:grid;grid-template-columns:120px 1fr 150px 160px;background:#f0f0f0;border-radius:10px;padding:18px;font-weight:800;text-transform:uppercase;margin-bottom:14px}.klab-class-row{display:grid;grid-template-columns:120px 1fr 150px 160px;align-items:center;gap:16px;border:1px solid #ddd;border-radius:12px;padding:18px;margin:10px 0;background:#fff}.klab-time strong{display:block;font-size:22px}.klab-class-info{display:flex;gap:18px;align-items:center}.klab-icon{font-size:32px;color:var(--klab-neon)}.klab-class-info h3{margin:0;font-size:21px}.klab-class-info p{margin:6px 0}.klab-badge{display:inline-block;background:#11151c;color:#fff;border-radius:8px;padding:12px 16px;font-weight:800}.klab-green{color:#72a000;display:block;margin-top:8px}.klab-red{color:#e33;display:block;margin-top:8px}.klab-btn.muted{background:#ddd;color:#777;cursor:not-allowed}.klab-btn.danger{background:#fff;color:#e33;border:1px solid #e33}.klab-btn.secondary{background:#fff;border:1px solid #ddd;color:#111}.klab-empty{padding:24px;border:1px dashed #ccc;border-radius:12px;background:#fafafa}.klab-note{margin-top:30px;background:#f5ffe0;border:1px solid #d7efa2;border-radius:10px;padding:18px}.klab-res-row{display:flex;justify-content:space-between;align-items:center;border:1px solid #ddd;border-radius:12px;padding:18px;margin:10px 0}.klab-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center}.klab-admin-actions{display:flex;gap:12px;margin:18px 0}.klab-form{display:none;grid-template-columns:repeat(4,1fr);gap:12px;background:#f7f7f7;padding:18px;border-radius:12px;margin:20px 0}.klab-form.show{display:grid}.klab-form input,.klab-form select{padding:13px;border:1px solid #ddd;border-radius:8px}.klab-week-grid{display:grid;grid-template-columns:80px repeat(7,1fr);border:1px solid #ddd;border-radius:12px;overflow:auto}.klab-hour-head,.klab-day-head{background:#11151c;color:#fff;font-weight:800;padding:14px;text-align:center}.klab-day-head small{display:block;color:#ddd;font-weight:400}.klab-hour,.klab-cell{border-top:1px solid #e8e8e8;border-right:1px solid #e8e8e8;min-height:54px;padding:7px}.klab-hour{font-weight:700;background:#fafafa}.klab-event{border-radius:8px;padding:8px;margin-bottom:6px;font-size:12px}.klab-event strong,.klab-event small{display:block}.klab-event.green{background:#effbdc;border:1px solid #c8ec7d}.klab-event.yellow{background:#fff6d8;border:1px solid #f1d777}.klab-event.blue{background:#e4f2ff;border:1px solid #9fcfff}.klab-event.purple{background:#efe9ff;border:1px solid #c9b6ff}.klab-event.orange{background:#fff0e5;border:1px solid #ffc399}@media(max-width:800px){.klab-shell{display:block}.klab-side{position:relative}.klab-panel{padding:22px}.klab-list-head{display:none}.klab-class-row{grid-template-columns:1fr;gap:12px}.klab-form{grid-template-columns:1fr}.klab-week-grid{font-size:12px;grid-template-columns:60px repeat(7,150px)}}
.klab-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0}.klab-stats>div{background:#11151c;color:#fff;border-radius:14px;padding:22px}.klab-stats strong{display:block;font-size:34px;color:var(--klab-neon)}.klab-stats span{display:block;color:#d1d5db;margin-top:6px}.klab-box{padding:24px;border:1px dashed #ccc;border-radius:12px;background:#fafafa;margin:18px}.klab-form select{min-width:0}@media(max-width:800px){.klab-stats{grid-template-columns:1fr}.klab-toolbar{display:block}.klab-admin-actions{display:block}.klab-admin-actions .klab-btn{width:100%;margin-bottom:8px}}
.klab-actions-inline{margin-top:18px;display:flex;gap:12px;flex-wrap:wrap}.klab-empty .klab-btn{display:inline-block;text-decoration:none}