:root{--brand-primary: #0B3D5C;--brand-secondary: #14A085;--brand-accent: #4A90C2;--brand-bg: #F7FAFC;--brand-surface: #FFFFFF;--brand-text: #1A2D3D;--brand-text-muted: #5C7080;--brand-border: #E1E8ED;--brand-success: #14A085;--brand-warning: #E89A2C;--brand-danger: #DC4444;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--brand-bg);color:var(--brand-text);font-size:15px;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:inherit}.app-shell{display:flex;flex-direction:column;min-height:100vh}.topbar{background:var(--brand-primary);color:#fff;padding:env(safe-area-inset-top) 16px 0;display:flex;align-items:center;justify-content:space-between;height:calc(56px + env(safe-area-inset-top));position:sticky;top:0;z-index:100}.topbar h1{font-size:16px;margin:0;font-weight:600}.topbar .logo{width:32px;height:32px;border-radius:8px;background:var(--brand-secondary);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff}.bottom-nav{background:#fff;border-top:1px solid var(--brand-border);display:flex;padding-bottom:env(safe-area-inset-bottom);position:sticky;bottom:0;z-index:100}.bottom-nav a{flex:1;padding:10px 0;text-align:center;text-decoration:none;color:var(--brand-text-muted);font-size:11px;line-height:1.3}.bottom-nav a .icon{font-size:22px;display:block;margin-bottom:2px}.bottom-nav a.active{color:var(--brand-primary);font-weight:600}.content{flex:1;padding:16px;max-width:900px;margin:0 auto;width:100%}.card{background:var(--brand-surface);border-radius:var(--radius-md);border:1px solid var(--brand-border);padding:16px;margin-bottom:12px}.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 16px;border-radius:var(--radius-sm);border:1px solid var(--brand-border);background:#fff;color:var(--brand-text);font-size:14px;font-weight:500;min-height:44px}.btn-primary{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.btn-secondary{background:var(--brand-secondary);color:#fff;border-color:var(--brand-secondary)}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.select{width:100%;padding:12px;border:1px solid var(--brand-border);border-radius:var(--radius-sm);background:#fff;font-size:16px;min-height:44px}.input:focus,.select:focus{outline:2px solid var(--brand-secondary);outline-offset:-1px}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0b3d5c,#14a085);padding:24px}.login-card{background:#fff;border-radius:var(--radius-lg);padding:32px;width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.login-card h2{margin:0 0 4px;font-size:22px;color:var(--brand-primary)}.login-card .subtitle{color:var(--brand-text-muted);font-size:13px;margin-bottom:24px}.login-card label{display:block;font-size:13px;font-weight:500;margin:12px 0 6px}.error-banner{background:#ffebeb;color:var(--brand-danger);padding:10px 12px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:12px}.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}.stat-card{background:#fff;border-radius:var(--radius-md);padding:14px;border:1px solid var(--brand-border)}.stat-card .label{font-size:12px;color:var(--brand-text-muted)}.stat-card .value{font-size:24px;font-weight:600;color:var(--brand-primary);margin-top:4px}.list-item{display:flex;align-items:center;gap:12px;padding:12px;background:#fff;border-radius:var(--radius-md);margin-bottom:8px;border:1px solid var(--brand-border);text-decoration:none;color:var(--brand-text)}.list-item .avatar{width:40px;height:40px;border-radius:50%;background:var(--brand-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;flex-shrink:0}.list-item .info{flex:1;min-width:0}.list-item .name{font-weight:500;font-size:14px}.list-item .meta{font-size:12px;color:var(--brand-text-muted)}.matrix-table{width:100%;border-collapse:collapse;font-size:12px;background:#fff}.matrix-table thead{background:var(--brand-primary);color:#fff;position:sticky;top:0}.matrix-table th,.matrix-table td{padding:6px;text-align:center;border-bottom:1px solid var(--brand-border)}.matrix-table th:first-child,.matrix-table td:first-child{text-align:left;padding-left:10px;min-width:200px}.matrix-table tr.dept-row{background:#e8f4f0;color:var(--brand-primary);font-weight:600}.matrix-table input[type=checkbox]{width:18px;height:18px;accent-color:var(--brand-secondary)}.section-title{font-size:16px;font-weight:600;color:var(--brand-primary);margin:20px 0 10px}@media (max-width: 600px){.content{padding:12px}.stat-grid{grid-template-columns:repeat(2,1fr)}}