*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-base: #0b0d12;--bg-surface: #111520;--bg-elevated:#181d2e;--bg-input: #1c2135;--bg-hover: #222840;--border: rgba(255,255,255,.07);--border-md: rgba(255,255,255,.12);--border-lg: rgba(255,255,255,.18);--accent: #4f8ef7;--accent-dim: rgba(79,142,247,.12);--accent-hover:#3a7de8;--green: #34d399;--green-dim: rgba(52,211,153,.12);--red: #f87171;--red-dim: rgba(248,113,113,.12);--amber: #fbbf24;--text: #e4e9f5;--text-2: #8892aa;--text-3: #49526a;--text-inv: #0b0d12;--radius-sm: 6px;--radius: 10px;--radius-lg: 14px;--radius-xl: 20px;--shadow: 0 4px 24px rgba(0,0,0,.4);--transition: .15s cubic-bezier(.4,0,.2,1);--sidebar-w: 204px}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:Inter,system-ui,sans-serif;background:var(--bg-base);color:var(--text);min-height:100vh;line-height:1.5;-webkit-text-size-adjust:100%}h1{font-size:2.25rem;font-weight:700;line-height:1.15;letter-spacing:-.5px}h2{font-size:1.5rem;font-weight:700;line-height:1.2;letter-spacing:-.3px}h3{font-size:1.125rem;font-weight:600;line-height:1.3}h4{font-size:.9375rem;font-weight:600}p{color:var(--text-2)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}code,.mono{font-family:JetBrains Mono,monospace;font-size:.875em}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-md);border-radius:3px}input,select,textarea{background:var(--bg-input);border:1px solid var(--border-md);color:var(--text);border-radius:var(--radius);padding:9px 12px;font-size:14px;font-family:inherit;width:100%;transition:border-color var(--transition);outline:none;font-size:max(16px,14px)}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4f8ef71f}input::placeholder{color:var(--text-3)}label{display:block;font-size:12px;font-weight:600;color:var(--text-2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.5px}input[type=range]{padding:0;background:transparent;border:none;-webkit-appearance:none;cursor:pointer;min-height:44px}input[type=range]::-webkit-slider-runnable-track{height:4px;background:var(--bg-hover);border-radius:2px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent);margin-top:-8px;border:2px solid var(--bg-elevated)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:14px;font-weight:500;font-family:inherit;cursor:pointer;border:1px solid transparent;transition:all var(--transition);-webkit-user-select:none;user-select:none;white-space:nowrap;min-height:44px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--text-2);border-color:var(--border-md)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text)}.btn-danger{background:transparent;color:var(--red);border-color:#f871714d}.btn-danger:hover:not(:disabled){background:var(--red-dim)}.btn-success{background:var(--green);color:#052e1a;border-color:var(--green);font-weight:600}.btn-success:hover:not(:disabled){background:#2ec98a}.btn-sm{padding:5px 12px;font-size:12px;min-height:36px}.btn-lg{padding:12px 24px;font-size:15px}.btn-full{width:100%}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem}.card-title{font-size:14px;font-weight:600;margin-bottom:1rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px}.tag{display:inline-block;padding:3px 9px;border-radius:100px;font-size:11px;font-weight:600}.tag-blue{background:var(--accent-dim);color:var(--accent)}.tag-green{background:var(--green-dim);color:var(--green)}.tag-red{background:var(--red-dim);color:var(--red)}.tag-amber{background:#fbbf241f;color:var(--amber)}.stat-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1rem 1.1rem}.stat-label{font-size:11px;color:var(--text-3);font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.stat-value{font-size:22px;font-weight:700;color:var(--text)}.stat-change{font-size:12px;margin-top:2px}.up{color:var(--green)}.down{color:var(--red)}.data-table{width:100%;border-collapse:collapse;font-size:13px}.data-table th{text-align:left;padding:8px 10px;font-size:11px;color:var(--text-3);font-weight:600;text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border);white-space:nowrap}.data-table td{padding:9px 10px;border-bottom:1px solid var(--border);color:var(--text-2)}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--bg-hover)}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.alert-success{background:var(--green-dim);border:1px solid rgba(52,211,153,.25);color:var(--green);border-radius:var(--radius);padding:10px 14px;font-size:13px;display:flex;align-items:center;gap:8px}.alert-error{background:var(--red-dim);border:1px solid rgba(248,113,113,.25);color:var(--red);border-radius:var(--radius);padding:10px 14px;font-size:13px}.alert-info{background:var(--accent-dim);border:1px solid rgba(79,142,247,.25);color:var(--accent);border-radius:var(--radius);padding:10px 14px;font-size:13px}.divider{border:none;border-top:1px solid var(--border);margin:1rem 0}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:18px;height:18px;border-radius:50%;border:2px solid var(--border-md);border-top-color:var(--accent);animation:spin .7s linear infinite;display:inline-block;flex-shrink:0}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.dash-body{flex:1;display:flex;overflow:hidden}.dash-sidebar{width:var(--sidebar-w);background:var(--bg-surface);border-right:1px solid var(--border);padding:.5rem 0 1rem;flex-shrink:0;overflow-y:auto;display:flex;flex-direction:column;transition:transform var(--transition);z-index:50}.hamburger-btn{display:none;background:none;border:none;color:var(--text-2);cursor:pointer;padding:8px;font-size:20px;line-height:1;min-height:44px;min-width:44px;align-items:center;justify-content:center;border-radius:var(--radius-sm);-webkit-tap-highlight-color:transparent;touch-action:manipulation}.hamburger-btn:hover{background:var(--bg-hover);color:var(--text)}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;z-index:49}.sidebar-overlay.open{display:block}.period-row{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-bottom:1rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media print{nav,aside,.btn,.alert-info{display:none!important}body{background:#fff;color:#000}.card{border:1px solid #ccc}}.text-muted{color:var(--text-3)}.text-accent{color:var(--accent)}.text-green{color:var(--green)}.text-red{color:var(--red)}@media (max-width: 900px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 768px){h1{font-size:1.6rem}h2{font-size:1.25rem}.grid-2{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.hamburger-btn{display:inline-flex}.dash-sidebar{position:fixed;top:0;left:0;bottom:0;width:min(280px,80vw);transform:translate(-100%);z-index:200;box-shadow:4px 0 24px #00000080;padding-top:16px}.dash-sidebar.open{transform:translate(0)}.dash-main{padding:1rem!important}.card{padding:1rem}.data-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.period-row{gap:4px}.period-row .btn-sm{font-size:11px;padding:4px 10px}.grid-2-form{grid-template-columns:1fr!important}.landing-hero h1{font-size:1.5rem}.landing-hero p{font-size:15px}}@media (max-width: 480px){h1{font-size:1.4rem}.grid-4{grid-template-columns:1fr}.stat-value{font-size:18px}.btn-lg{padding:10px 18px;font-size:14px}.nav-email-chip{display:none!important}.auth-card{padding:1.25rem!important}}@media (hover: none) and (pointer: coarse){.btn{min-height:44px}.btn-sm{min-height:40px}input,select{min-height:44px}a{padding:2px 0}}