:root{--sera-navy: #0A3D91;--sera-blue: #007BFF;--sera-cyan: #00C6FF;--sera-ink: #102033;--sera-muted: #66768f;--sera-bg: #f4f8ff;--sera-card: rgba(255, 255, 255, .92);--sera-border: rgba(10, 61, 145, .12);--sera-shadow: 0 18px 50px rgba(10, 61, 145, .12);--sera-gradient: linear-gradient(135deg, #0A3D91 0%, #007BFF 54%, #00C6FF 100%);--sera-soft-gradient: linear-gradient(135deg, rgba(10, 61, 145, .1), rgba(0, 198, 255, .16));font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}[data-bs-theme=dark]{--sera-ink: #eaf3ff;--sera-muted: #9db2cc;--sera-bg: #061427;--sera-card: rgba(11, 28, 52, .92);--sera-border: rgba(0, 198, 255, .16);--sera-shadow: 0 18px 50px rgba(0, 0, 0, .35)}*{box-sizing:border-box}body{background:radial-gradient(circle at top left,rgba(0,198,255,.18),transparent 28rem),linear-gradient(180deg,var(--sera-bg),#eef6ff);color:var(--sera-ink);min-height:100vh}[data-bs-theme=dark] body{background:radial-gradient(circle at top 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span{color:#ffffffbd;display:block;font-size:.78rem}.sidebar-profile{align-items:center;background:#ffffff1f;border:1px solid rgba(255,255,255,.2);border-radius:18px;display:flex;gap:12px;margin-bottom:18px;padding:12px}.avatar{align-items:center;background:#fff;border-radius:50%;color:var(--sera-navy);display:inline-flex;font-weight:900;height:42px;justify-content:center;width:42px}.avatar-sm{height:32px;width:32px}.sidebar-nav{flex:1;margin:0 -6px;overflow-y:auto;padding-bottom:18px;padding-left:6px;padding-right:6px;scroll-behavior:smooth}.sidebar-nav::-webkit-scrollbar{width:7px}.sidebar-nav::-webkit-scrollbar-thumb{background:#ffffff47;border-radius:999px}.sidebar-nav::-webkit-scrollbar-track{background:#ffffff14;border-radius:999px}.nav-group{margin-bottom:10px}.nav-group-toggle{align-items:center;background:transparent;border:0;color:#ffffffad;display:flex;font-size:.72rem;font-weight:800;justify-content:space-between;letter-spacing:.04em;padding:9px 8px;text-transform:uppercase;width:100%}.nav-group-toggle.active{color:#fff}.sidebar-nav .nav-link{align-items:center;border-radius:14px;color:#ffffffd1;display:flex;gap:10px;margin:3px 0;padding:10px 12px;transition:.18s ease}.sidebar-nav .nav-link:hover,.sidebar-nav .nav-link.active{background:#ffffff2e;color:#fff;transform:translate(2px)}.sidebar-nav .nav-link.active{box-shadow:inset 3px 0 #fff}.admin-main{min-width:0;width:100%}.topbar{align-items:center;background:#ffffffc7;border-bottom:1px solid var(--sera-border);display:flex;gap:16px;justify-content:space-between;min-height:86px;padding:14px 28px;position:sticky;top:0;z-index:1000}[data-bs-theme=dark] .topbar{background:#061427d1}.topbar h1{font-size:1.28rem;font-weight:850;letter-spacing:0;margin:0}.eyebrow{color:var(--sera-muted);display:block;font-size:.75rem;font-weight:800;text-transform:uppercase}.topbar-actions{align-items:center;display:flex;gap:10px}.top-search{align-items:center;background:var(--sera-card);border:1px solid var(--sera-border);border-radius:999px;display:flex;gap:8px;max-width:360px;padding:9px 14px}.top-search input{background:transparent;border:0;color:var(--sera-ink);min-width:230px;outline:0}.icon-button,.profile-button{align-items:center;background:var(--sera-card);border:1px solid var(--sera-border);border-radius:14px;color:var(--sera-ink);display:inline-flex;gap:8px;min-height:42px;padding:9px 12px}.notification-button{position:relative}.notification-button span{background:var(--sera-cyan);border:2px solid #fff;border-radius:999px;height:10px;position:absolute;right:8px;top:8px;width:10px}.content-area{padding:28px}.dashboard-hero{align-items:center;background:var(--sera-gradient);border-radius:28px;box-shadow:var(--sera-shadow);color:#fff;display:flex;justify-content:space-between;margin-bottom:22px;overflow:hidden;padding:30px;position:relative}.dashboard-hero:after{background:radial-gradient(circle,rgba(255,255,255,.28),transparent 62%);content:"";height:260px;position:absolute;right:-70px;top:-80px;width:260px}.dashboard-hero h2{font-size:clamp(1.8rem,3vw,3rem);font-weight:900;letter-spacing:0;margin:8px 0;max-width:760px}.dashboard-hero p{color:#fffc;margin:0;max-width:680px}.hero-kicker{align-items:center;display:inline-flex;font-weight:800;gap:8px}.hero-stat{background:#ffffff24;border:1px solid rgba(255,255,255,.24);border-radius:22px;min-width:180px;padding:18px;position:relative;z-index:1}.hero-stat span,.hero-stat small,.metric-card small,.page-header p,.card-heading p{color:var(--sera-muted)}.hero-stat span,.hero-stat small{color:#ffffffc2;display:block}.hero-stat strong{display:block;font-size:2rem;font-weight:900}.metrics-grid,.chart-grid,.dashboard-grid{display:grid;gap:18px;margin-bottom:22px}.metrics-grid{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}.chart-grid{grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr)}.dashboard-grid{grid-template-columns:1fr}.metric-card,.table-card,.editor-panel,.login-card{background:var(--sera-card);border:1px solid var(--sera-border);border-radius:22px;box-shadow:var(--sera-shadow)}.metric-card{align-items:center;display:flex;gap:14px;padding:18px}.metric-icon{align-items:center;background:linear-gradient(135deg,var(--metric-color, var(--sera-blue)),var(--sera-cyan));border-radius:18px;color:#fff;display:inline-flex;flex:0 0 54px;font-size:1.35rem;height:54px;justify-content:center;width:54px}.metric-card span{color:var(--sera-muted);display:block;font-size:.85rem;font-weight:750}.metric-card strong{color:var(--sera-ink);display:block;font-size:1.75rem;font-weight:900}.table-card,.editor-panel{padding:22px}.card-heading,.page-header{align-items:center;display:flex;gap:14px;justify-content:space-between;margin-bottom:16px}.card-heading h2,.table-card h2,.editor-panel h2{font-size:1.05rem;font-weight:850;margin:0}.card-heading p,.page-header p{font-size:.9rem;margin:4px 0 0}.toolbar{align-items:center;display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}.toolbar input,.toolbar select,.form-field input,.form-field select,.form-field textarea,.compact-action input,.compact-action select{background:var(--sera-card);border:1px solid var(--sera-border);border-radius:14px;color:var(--sera-ink);padding:10px 12px;width:100%}.toolbar input{max-width:360px}.toolbar select{max-width:220px}.resource-grid{align-items:start;display:grid;gap:18px;grid-template-columns:minmax(0,1fr) minmax(320px,420px)}.editor-panel{margin:0;position:sticky;top:110px}.form-grid{display:grid;gap:12px}.form-field span{color:var(--sera-muted);display:block;font-size:.84rem;font-weight:800;margin-bottom:6px}.primary-button,.secondary-button,.link-button{border:0;border-radius:14px;cursor:pointer;font-weight:800;transition:transform .18s ease,box-shadow .18s ease}.primary-button{background:var(--sera-gradient);box-shadow:0 12px 24px #007bff38;color:#fff;margin-top:18px;padding:11px 16px;width:100%}.compact-primary{align-items:center;display:inline-flex;gap:8px;margin-top:0;width:auto}.secondary-button{background:var(--sera-soft-gradient);color:var(--sera-navy);padding:10px 14px;text-decoration:none}[data-bs-theme=dark] .secondary-button{color:#cbeaff}.link-button{background:transparent;color:var(--sera-blue);padding:0}.primary-button:hover,.secondary-button:hover{transform:translateY(-1px)}.danger-link{color:#dc3545}.table-shell{border-radius:18px}.table{margin-bottom:0}.table thead th{background:#0a3d910f;color:var(--sera-muted);font-size:.76rem;letter-spacing:.04em;text-transform:uppercase}.table td,.table th{border-color:var(--sera-border);padding:13px 14px;vertical-align:middle}.table-actions{min-width:190px}.empty-state{color:var(--sera-muted);padding:20px 0}.button-row,.compact-action{display:flex;flex-wrap:wrap;gap:8px}.compact-action{align-items:center;margin:4px 0}.compact-action 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.brand-mark{background:var(--sera-gradient)}.login-brand h1{font-size:1.45rem;font-weight:900;margin:0}.login-brand p{color:var(--sera-muted);margin:0}.login-card label{color:var(--sera-muted);display:block;font-weight:800;margin-bottom:8px}.login-card input{background:var(--sera-card);border:1px solid var(--sera-border);border-radius:16px;margin-bottom:16px;padding:12px;width:100%}.login-card button{background:var(--sera-gradient);border:0;border-radius:16px;color:#fff;font-weight:850;padding:12px;width:100%}.modal-content{border:1px solid var(--sera-border);border-radius:22px}.dt-container .dt-search input,.dt-container .dt-length select{border:1px solid var(--sera-border);border-radius:12px;padding:6px 10px}.page-link{color:var(--sera-blue)}.active>.page-link,.page-link.active{background:var(--sera-blue);border-color:var(--sera-blue)}@media (max-width: 1199px){.admin-sidebar{bottom:0;height:100vh;left:0;position:fixed;top:0;transform:translate(-104%);transition:transform .22s 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