:root{--brand: #2563eb;--brand-600: color-mix(in srgb, var(--brand) 88%, black);--brand-50: color-mix(in srgb, var(--brand) 8%, white);--brand-100: color-mix(in srgb, var(--brand) 16%, white);--bg: #f5f7fb;--surface: #ffffff;--surface-2: #f8fafc;--border: #e5e7eb;--border-strong: #d1d5db;--text: #0f172a;--text-2: #475569;--text-3: #94a3b8;--ok: #16a34a;--ok-bg: #dcfce7;--warn: #b45309;--warn-bg: #fef3c7;--bad: #dc2626;--bad-bg: #fee2e2;--info: #0369a1;--info-bg: #e0f2fe;--radius: 10px;--radius-sm: 7px;--shadow: 0 1px 2px rgb(15 23 42 / .05), 0 1px 3px rgb(15 23 42 / .06);--shadow-lg: 0 20px 40px -12px rgb(15 23 42 / .25);--sidebar-w: 248px;--topbar-h: 60px;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg)}h1,h2,h3,h4{margin:0;line-height:1.25}p{margin:0}a{color:var(--brand);text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}.shell{display:flex;min-height:100%}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:30}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:0 16px;height:var(--topbar-h);border-bottom:1px solid var(--border)}.logo{width:34px;height:34px;border-radius:9px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px;letter-spacing:.02em;flex-shrink:0}.sidebar-brand .name{font-weight:650;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-brand .sub{font-size:11.5px;color:var(--text-3)}.nav{flex:1;overflow-y:auto;padding:12px 10px}.nav-group{margin-bottom:14px}.nav-group-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-3);padding:4px 10px 6px}.nav-link{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm);color:var(--text-2);font-weight:500;margin-bottom:2px}.nav-link:hover{background:var(--surface-2);color:var(--text)}.nav-link.active{background:var(--brand-50);color:var(--brand-600)}.nav-link svg{width:18px;height:18px;flex-shrink:0}.sidebar-foot{padding:12px;border-top:1px solid var(--border);font-size:11.5px;color:var(--text-3)}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{height:var(--topbar-h);background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;padding:0 24px;position:sticky;top:0;z-index:20}.topbar .title{font-weight:600;font-size:15px;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.menu-btn{display:none}.content{padding:24px;max-width:1280px;width:100%;margin:0 auto}.user-chip{display:flex;align-items:center;gap:10px;position:relative}.avatar{width:34px;height:34px;border-radius:50%;background:var(--brand-100);color:var(--brand-600);display:grid;place-items:center;font-weight:650;font-size:13px;flex-shrink:0}.user-chip .meta{line-height:1.2}.user-chip .meta .n{font-weight:600;font-size:13px}.user-chip .meta .r{font-size:11.5px;color:var(--text-3)}.dropdown{position:absolute;right:0;top:calc(100% + 8px);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);min-width:200px;padding:6px;z-index:50}.dropdown button{width:100%;text-align:left;background:none;border:0;padding:8px 10px;border-radius:6px;cursor:pointer;display:flex;gap:8px;align-items:center}.dropdown button:hover{background:var(--surface-2)}.scrim{display:none}@media (max-width: 900px){.sidebar{position:fixed;left:0;top:0;transform:translate(-100%);transition:transform .2s ease;box-shadow:var(--shadow-lg)}.shell.nav-open .sidebar{transform:none}.shell.nav-open .scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a59;z-index:25}.menu-btn{display:inline-flex}.topbar{padding:0 16px}.content{padding:16px}.user-chip .meta{display:none}}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}.page-header h1{font-size:22px;font-weight:700;letter-spacing:-.01em}.page-header p{color:var(--text-2);margin-top:4px}.page-header .actions{display:flex;gap:8px;flex-wrap:wrap}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--border)}.card-header h3{font-size:14.5px;font-weight:650}.card-body{padding:18px}.card-body.flush{padding:0}.grid{display:grid;gap:16px}.grid.stats{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-bottom:16px}.grid.two{grid-template-columns:2fr 1fr}.grid.halves{grid-template-columns:1fr 1fr}@media (max-width: 1000px){.grid.two,.grid.halves{grid-template-columns:1fr}}.stat{padding:16px 18px;display:flex;gap:14px;align-items:flex-start}.stat .icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--brand-50);color:var(--brand);flex-shrink:0}.stat .icon svg{width:20px;height:20px}.stat .label{color:var(--text-2);font-size:12.5px;font-weight:500}.stat .value{font-size:24px;font-weight:700;letter-spacing:-.02em;margin-top:2px}.stat .hint{font-size:12px;color:var(--text-3);margin-top:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:36px;padding:0 14px;border-radius:var(--radius-sm);border:1px solid transparent;font-weight:550;cursor:pointer;white-space:nowrap;transition:background .15s,border-color .15s}.btn svg{width:16px;height:16px}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover:not(:disabled){background:var(--brand-600)}.btn-secondary{background:var(--surface);border-color:var(--border-strong);color:var(--text)}.btn-secondary:hover:not(:disabled){background:var(--surface-2)}.btn-ghost{background:transparent;color:var(--text-2)}.btn-ghost:hover:not(:disabled){background:var(--surface-2);color:var(--text)}.btn-danger{background:var(--bad);color:#fff}.btn-danger:hover:not(:disabled){background:color-mix(in srgb,var(--bad) 85%,black)}.btn-sm{height:30px;padding:0 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.input{padding-left:34px}.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:550;white-space:nowrap}.badge:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.warn{background:var(--warn-bg);color:var(--warn)}.badge.bad{background:var(--bad-bg);color:var(--bad)}.badge.info{background:var(--info-bg);color:var(--info)}.badge.neutral{background:var(--surface-2);color:var(--text-2);border:1px solid var(--border)}.badge.plain:before{display:none}.table-wrap{overflow-x:auto}table.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:12px;font-weight:600;color:var(--text-2);text-transform:uppercase;letter-spacing:.04em;padding:10px 16px;background:var(--surface-2);border-bottom:1px solid var(--border);white-space:nowrap}.table td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:last-child td{border-bottom:0}.table tbody tr:hover td{background:var(--surface-2)}.table .muted{color:var(--text-3);font-size:12.5px}.cell-strong{font-weight:600}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--border)}.toolbar .grow{flex:1;min-width:200px}.empty{text-align:center;padding:40px 20px;color:var(--text-2)}.empty svg{width:36px;height:36px;color:var(--text-3);margin-bottom:8px}.empty h4{font-size:15px;color:var(--text);margin-bottom:4px}.spinner{width:20px;height:20px;border:2.5px solid var(--brand-100);border-top-color:var(--brand);border-radius:50%;animation:spin .7s linear infinite}.spinner.sm{width:14px;height:14px;border-width:2px;border-color:#fff6;border-top-color:#fff}.loading{display:grid;place-items:center;padding:48px}@keyframes spin{to{transform:rotate(360deg)}}.alert{padding:10px 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.15s}.switch:after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:var(--shadow);transition:transform .15s}.switch.on{background:var(--brand)}.switch.on:after{transform:translate(16px)}.switch:disabled{opacity:.5;cursor:not-allowed}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px;overflow-x:auto}.tab{background:none;border:0;padding:10px 14px;cursor:pointer;color:var(--text-2);font-weight:550;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}.tab.active{color:var(--brand-600);border-bottom-color:var(--brand)}.list{list-style:none;margin:0;padding:0}.list li{display:flex;gap:12px;align-items:center;padding:12px 18px;border-bottom:1px solid var(--border)}.list li:last-child{border-bottom:0}.list .grow{flex:1;min-width:0}.list .t{font-weight:600}.list .s{color:var(--text-2);font-size:12.5px}.kv{display:grid;grid-template-columns:160px 1fr;gap:10px 16px}.kv 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h3{font-size:16px;font-weight:650}.modal-body{padding:20px;overflow-y:auto}.modal-foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--border)}@keyframes fade{0%{opacity:0}}.toaster{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:200;max-width:calc(100vw - 40px)}.toast{background:#0f172a;color:#fff;padding:11px 16px;border-radius:10px;box-shadow:var(--shadow-lg);display:flex;gap:10px;align-items:center;min-width:260px;animation:slide .2s;font-size:13.5px}.toast svg{width:17px;height:17px;flex-shrink:0}.toast.ok svg{color:#4ade80}.toast.bad svg{color:#f87171}@keyframes slide{0%{transform:translateY(10px);opacity:0}}.auth{min-height:100%;display:grid;grid-template-columns:1.05fr 1fr}.auth-aside{background:linear-gradient(150deg,var(--brand) 0%,var(--brand-600) 55%,color-mix(in srgb,var(--brand) 60%,#0f172a) 100%);color:#fff;padding:48px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.auth-aside:after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-180px;bottom:-200px;background:#ffffff12}.auth-aside .logo{background:#ffffff2e;width:42px;height:42px}.auth-aside h2{font-size:32px;font-weight:700;letter-spacing:-.02em;max-width:420px}.auth-aside p{opacity:.85;max-width:420px;margin-top:12px;font-size:15px}.auth-aside ul{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:12px;position:relative;z-index:1}.auth-aside li{display:flex;gap:10px;align-items:center;opacity:.92}.auth-aside li svg{width:18px;height:18px}.auth-main{display:grid;place-items:center;padding:32px 20px;background:var(--surface)}.auth-card{width:100%;max-width:400px}.auth-card h1{font-size:24px;font-weight:700;letter-spacing:-.01em}.auth-card .lead{color:var(--text-2);margin:6px 0 24px}.tenant-pill{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-2);margin-bottom:14px}.tenant-pill .logo{width:30px;height:30px;font-size:11px}.demo{margin-top:22px;padding:12px 14px;border:1px dashed var(--border-strong);border-radius:var(--radius-sm);font-size:12.5px;color:var(--text-2)}.demo .row{justify-content:space-between}@media (max-width: 900px){.auth{grid-template-columns:1fr}.auth-aside{display:none}}.bars{display:grid;gap:10px}.bar-row{display:grid;grid-template-columns:80px 1fr 44px;gap:10px;align-items:center;font-size:13px}.bar-row .track{height:10px;background:var(--surface-2);border-radius:999px;overflow:hidden}.bar-row .fill{height:100%;background:var(--brand);border-radius:999px}.bar-row .v{text-align:right;font-weight:600}.tt{display:grid;grid-template-columns:repeat(6,minmax(150px,1fr));gap:10px;overflow-x:auto}.tt-day h4{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-2);margin-bottom:8px}.tt-slot{background:var(--brand-50);border-left:3px solid var(--brand);border-radius:6px;padding:8px 10px;margin-bottom:8px}.tt-slot .time{font-size:11.5px;color:var(--text-2)}.tt-slot .sub{font-weight:600;font-size:13px}.tt-slot .room{font-size:11.5px;color:var(--text-3)}.tt-slot.today{background:var(--brand-100)}.color-swatches{display:flex;gap:8px;flex-wrap:wrap}.swatch{width:30px;height:30px;border-radius:8px;border:2px solid transparent;cursor:pointer;padding:0}.swatch.active{border-color:var(--text);box-shadow:0 0 0 2px #fff inset}.attendance-row{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--border)}.attendance-row .grow{flex:1;min-width:0}.pa{display:inline-flex;border:1px solid var(--border-strong);border-radius:8px;overflow:hidden}.pa button{border:0;background:var(--surface);padding:6px 12px;cursor:pointer;font-weight:600;font-size:12.5px;color:var(--text-2)}.pa button.p.on{background:var(--ok);color:#fff}.pa button.a.on{background:var(--bad);color:#fff}