:root {
    --bg: #0b1020;
    --panel: rgba(255,255,255,0.08);
    --panel-strong: rgba(255,255,255,0.12);
    --border: rgba(255,255,255,0.14);
    --text: #eef2ff;
    --muted: #b9c2e4;
    --accent: #8b5cf6;
    --accent-2: #22c55e;
    --danger: #ef4444;
    --shadow: 0 20px 50px rgba(0,0,0,.25);
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    color: var(--text);
    background: radial-gradient(circle at top left, #1d2650 0%, #0b1020 40%, #070b16 100%);
    min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
    position: sticky; top: 0; z-index: 20;
    backdrop-filter: blur(16px);
    background: rgba(8, 12, 24, 0.7);
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-wrap { display:flex; justify-content:space-between; align-items:center; padding:18px 0; gap:18px; }
.brand { font-size: 28px; font-weight: 800; letter-spacing: .4px; }
.brand span { color: #9f7aea; }
.nav-links { display:flex; align-items:center; gap:14px; flex-wrap: wrap; }
.nav-links a { color: var(--muted); }
.nav-button {
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
    color: white !important;
    padding: 10px 16px;
    border-radius: 999px;
}
.page-space { padding: 32px 0 60px; }
.hero, .card, .panel, .stat-box, .comment-box, .profile-box, .auth-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 28px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}
.hero {
    padding: 40px;
    display:grid;
    grid-template-columns: 1.3fr .9fr;
    gap: 24px;
    margin-bottom: 28px;
}
.hero h1 { margin: 0 0 12px; font-size: 44px; line-height: 1.05; }
.hero p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.hero-side {
    padding: 22px;
    background: rgba(255,255,255,.06);
    border-radius: 24px;
    display:flex; flex-direction:column; justify-content:center; gap:12px;
}
.hero-side .big-number { font-size: 36px; font-weight: 800; }
.grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; }
.card { padding: 22px; display:flex; flex-direction:column; gap:16px; }
.card h3 { margin:0; font-size: 24px; }
.meta { color: var(--muted); font-size: 14px; display:flex; gap:12px; flex-wrap:wrap; }
.badge { display:inline-flex; align-items:center; gap:6px; padding:8px 12px; background: rgba(255,255,255,.06); border-radius:999px; color:#dbe4ff; font-size: 13px; }
.description { color: var(--muted); line-height: 1.7; min-height: 72px; }
.card-actions { margin-top:auto; display:flex; justify-content:space-between; align-items:center; gap:12px; }
.btn, button {
    border:none; cursor:pointer; border-radius: 16px; padding: 12px 16px;
    background: linear-gradient(135deg, #7c3aed, #4f46e5);
    color:white; font-weight:700;
}
.btn-secondary {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.1);
}
.small-btn { padding: 10px 14px; border-radius: 14px; }
.alert { padding:16px 18px; border-radius:20px; margin-bottom:20px; }
.alert-error { background: rgba(239,68,68,.15); border:1px solid rgba(239,68,68,.28); }
.alert-success { background: rgba(34,197,94,.15); border:1px solid rgba(34,197,94,.28); }
.form-grid { display:grid; gap:16px; }
label { display:grid; gap:8px; color:#e4e8fb; font-weight:600; }
input, textarea {
    width:100%; padding:14px 16px; border-radius:16px; border:1px solid rgba(255,255,255,.12);
    background: rgba(255,255,255,.05); color:white; outline:none;
}
textarea { min-height: 140px; resize: vertical; }
.auth-box { max-width: 540px; margin: 0 auto; padding: 32px; }
.section-title { display:flex; justify-content:space-between; align-items:center; gap:18px; margin: 26px 0 18px; }
.section-title h2 { margin:0; font-size: 28px; }
.program-layout { display:grid; grid-template-columns: 1.2fr .8fr; gap:24px; }
.panel { padding: 24px; }
.stats-grid { display:grid; grid-template-columns: repeat(2, 1fr); gap:16px; }
.stat-box { padding:18px; }
.stat-box strong { display:block; font-size:28px; margin-bottom:6px; }
.star-row { font-size: 22px; letter-spacing: 2px; color: #fbbf24; }
.comment-box { padding: 18px; margin-bottom: 14px; }
.comment-box p { color: var(--muted); line-height: 1.6; }
.profile-top { display:grid; grid-template-columns: 1fr 1fr 1fr; gap:18px; margin-bottom:20px; }
.profile-box { padding:20px; }
.footer { padding: 24px 0 36px; color: var(--muted); }
.footer-inner { display:flex; justify-content:space-between; gap:16px; align-items:center; }
.bg-orb { position:fixed; border-radius:50%; filter: blur(90px); opacity:.25; pointer-events:none; }
.orb-1 { width:280px; height:280px; background:#7c3aed; top:60px; left:-80px; }
.orb-2 { width:320px; height:320px; background:#06b6d4; bottom:-60px; right:-40px; }
.inline-form { display:flex; gap:12px; flex-wrap:wrap; }
.rating-stars label { display:inline-block; margin-right:8px; }
.empty-box { padding: 28px; text-align:center; color: var(--muted); }
.footer-note code { background: rgba(255,255,255,.08); padding: 8px 10px; border-radius: 10px; color:#fff; }
@media (max-width: 900px) {
    .hero, .program-layout, .profile-top { grid-template-columns: 1fr; }
    .hero h1 { font-size: 34px; }
    .footer-inner { flex-direction: column; align-items:flex-start; }
}

.showcase-card { overflow: hidden; }
.thumb-wrap { margin: -22px -22px 0; height: 210px; border-bottom: 1px solid rgba(255,255,255,.08); background: linear-gradient(135deg, rgba(139,92,246,.25), rgba(6,182,212,.16)); }
.card-thumb { width: 100%; height: 100%; object-fit: cover; display:block; }
.thumb-placeholder {
    height: 100%; display:flex; align-items:center; justify-content:center; color:#dbe4ff;
    font-weight:700; letter-spacing:.3px; background: radial-gradient(circle at top right, rgba(255,255,255,.12), rgba(255,255,255,.03));
}
.stats-line { display:flex; flex-wrap:wrap; gap:10px; color: var(--muted); font-size:14px; }
.muted-inline { font-size:14px; color: var(--muted); letter-spacing: 0; }
.admin-shell { padding: 28px; }
.admin-form-grid { grid-template-columns: 1fr 1fr; }
.current-thumb { display:grid; gap:14px; }
.current-thumb img { width: min(100%, 440px); border-radius: 22px; border:1px solid rgba(255,255,255,.12); }
.checkbox-line { display:flex; align-items:center; gap:10px; font-weight:500; }
.checkbox-line input { width:auto; }
.danger-btn { background: linear-gradient(135deg, #ef4444, #dc2626); }
@media (max-width: 900px) {
    .admin-form-grid { grid-template-columns: 1fr; }
    .thumb-wrap { height: 190px; }
}

select {
    width:100%; padding:14px 16px; border-radius:16px; border:1px solid rgba(255,255,255,.12);
    background: rgba(255,255,255,.05); color:white; outline:none;
}
.filter-panel { padding: 22px; margin-bottom: 28px; }
.search-bar { display:grid; grid-template-columns: 1.2fr .8fr auto; gap:16px; align-items:end; }
.search-field { display:grid; gap:8px; }
.search-actions { display:flex; gap:12px; flex-wrap:wrap; }
.card-top-row { display:flex; justify-content:space-between; align-items:center; gap:10px; flex-wrap:wrap; }
.category-chip { padding:8px 12px; border-radius:999px; background:rgba(34,197,94,.12); color:#c8ffd9; border:1px solid rgba(34,197,94,.18); font-size:13px; }
.detail-hero-image { display:block; position:relative; overflow:hidden; border-radius:24px; border:1px solid rgba(255,255,255,.12); }
.detail-hero-image img { width:100%; max-height:420px; object-fit:cover; display:block; }
.zoom-hint { position:absolute; right:16px; bottom:16px; padding:10px 14px; border-radius:999px; background:rgba(11,16,32,.72); color:white; font-size:13px; backdrop-filter: blur(10px); }
.comment-head { display:flex; justify-content:space-between; gap:14px; align-items:flex-start; }
.dashboard-grid { display:grid; grid-template-columns: repeat(4, 1fr); gap:18px; margin-bottom:24px; }
.glass-strong { background: var(--panel-strong); }
.admin-columns { display:grid; grid-template-columns: 1fr 1fr; gap:22px; }
.admin-list { display:grid; gap:14px; }
.admin-list-item { display:flex; justify-content:space-between; gap:16px; align-items:flex-start; padding:18px; border-radius:20px; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.08); }
@media (max-width: 900px) {
    .search-bar, .dashboard-grid, .admin-columns { grid-template-columns: 1fr; }
    .search-actions { width:100%; }
    .admin-list-item, .comment-head { flex-direction:column; }
}