:root {
    --admin-bg: #081120;
    --admin-surface: #0d1a31;
    --admin-surface-alt: #122344;
    --admin-border: rgba(207, 221, 255, 0.12);
    --admin-text: #f5f8ff;
    --admin-muted: #9fb0d4;
    --admin-accent: #d10000;
    --admin-blue: #1b3f92;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, sans-serif; background: radial-gradient(circle at top, #13284f, #07101d 50%); color: var(--admin-text); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.admin-shell { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.admin-sidebar { padding: 1.5rem; background: rgba(5, 11, 22, 0.86); border-right: 1px solid var(--admin-border); position: sticky; top: 0; height: 100vh; }
.admin-brand img { width: 100%; max-width: 210px; }
.admin-nav { display: grid; gap: 0.45rem; margin-top: 1.5rem; }
.admin-nav a { padding: 0.8rem 1rem; border-radius: 16px; color: var(--admin-muted); }
.admin-nav a:hover, .admin-nav a.is-active { background: linear-gradient(90deg, rgba(209,0,0,0.18), rgba(27,63,146,0.18)); color: var(--admin-text); }
.admin-content { padding: 1.5rem; }
.admin-topbar, .admin-section-title, .admin-userbox, .admin-list-item { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.admin-topbar { margin-bottom: 1.5rem; }
.admin-userbox img { width: 48px; height: 48px; object-fit: contain; border-radius: 14px; background: #fff; padding: 0.25rem; }
.admin-logout { padding: 0.65rem 1rem; border-radius: 999px; background: rgba(255,255,255,0.06); }
.admin-grid { display: grid; gap: 1.25rem; margin-bottom: 1.25rem; }
.cards-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.admin-card { background: rgba(13, 26, 49, 0.9); border: 1px solid var(--admin-border); border-radius: 24px; padding: 1.2rem; box-shadow: 0 20px 60px rgba(0,0,0,0.2); }
.stat-card span { color: var(--admin-muted); font-size: 0.9rem; }
.stat-card strong { display: block; margin-top: 0.4rem; font-size: 2rem; }
.admin-list { display: grid; gap: 0.85rem; }
.admin-list-item { padding: 0.9rem 0; border-bottom: 1px solid var(--admin-border); }
.admin-list-item span { color: var(--admin-muted); font-size: 0.92rem; }
.admin-bullets { margin: 0; padding-left: 1.1rem; display: grid; gap: 0.65rem; color: var(--admin-muted); }
.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { text-align: left; padding: 0.8rem; border-bottom: 1px solid var(--admin-border); vertical-align: top; }
.admin-table th { color: var(--admin-muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }
.admin-form { display: grid; gap: 1rem; }
.admin-form label { display: grid; gap: 0.45rem; color: var(--admin-muted); }
.admin-form input, .admin-form textarea, .admin-login-card input {
    width: 100%; padding: 0.9rem 1rem; border-radius: 16px; border: 1px solid var(--admin-border); background: rgba(255,255,255,0.03); color: var(--admin-text);
}
.admin-form button, .admin-login-card button {
    border: none; border-radius: 999px; padding: 0.95rem 1.2rem; background: linear-gradient(90deg, var(--admin-accent), #ff4d4d); color: #fff; font-weight: 700; cursor: pointer;
}
.admin-ai-box { padding: 1rem; border-radius: 18px; background: rgba(27,63,146,0.16); color: var(--admin-muted); }
.admin-alert { padding: 0.9rem 1rem; border-radius: 16px; margin-bottom: 1rem; }
.admin-alert-success { background: rgba(6, 182, 122, 0.16); color: #91f0c9; }
.admin-alert-danger { background: rgba(220, 38, 38, 0.16); color: #ffb0b0; }
.admin-login-body { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.admin-login-card { width: min(100%, 420px); background: rgba(13, 26, 49, 0.92); border: 1px solid var(--admin-border); border-radius: 28px; padding: 2rem; text-align: center; box-shadow: 0 30px 80px rgba(0,0,0,0.28); }
.admin-login-card img { width: 220px; margin: 0 auto 1rem; }
.admin-login-card form { display: grid; gap: 1rem; margin-top: 1rem; }
.demo-creds { margin-top: 1rem; padding: 1rem; border-radius: 16px; background: rgba(255,255,255,0.04); color: var(--admin-muted); display: grid; gap: 0.4rem; }
.media-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.media-grid figure { margin: 0; padding: 1rem; border-radius: 18px; background: rgba(255,255,255,0.03); }

@media (max-width: 1100px) {
    .cards-grid, .two-col, .media-grid { grid-template-columns: 1fr; }
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar { position: static; height: auto; }
}