:root {
    --bg: #08111f;
    --panel: #0d1728;
    --panel-2: #101d33;
    --line: rgba(255,255,255,0.08);
    --text: #f5f8ff;
    --muted: #9ba9c0;
    --accent: #6c7dff;
    --accent-2: #7b61ff;
    --success: #16c47f;
    --danger: #ff5d73;
}
body {
    background: radial-gradient(circle at top right, rgba(108,125,255,0.18), transparent 25%), var(--bg);
    color: var(--text);
    min-height: 100vh;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
    width: 280px;
    background: rgba(9, 17, 31, 0.8);
    border-right: 1px solid var(--line);
    backdrop-filter: blur(14px);
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    padding: 24px 18px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand-wrap { display: flex; gap: 14px; align-items: center; }
.brand-icon {
    width: 52px; height: 52px; border-radius: 16px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display:flex; align-items:center; justify-content:center; font-size: 22px;
    box-shadow: 0 20px 40px rgba(108,125,255,0.25);
}
.brand-wrap h1 { font-size: 1.1rem; margin: 0; }
.brand-wrap p { margin: 2px 0 0; color: var(--muted); font-size: 0.86rem; }
.side-nav .nav-link, .logout-link {
    color: var(--muted);
    border: 1px solid transparent;
    border-radius: 14px;
    padding: 12px 14px;
    margin-bottom: 10px;
    display:flex; gap: 10px; align-items:center;
}
.side-nav .nav-link.active, .side-nav .nav-link:hover, .logout-link:hover {
    color: var(--text);
    background: rgba(255,255,255,0.04);
    border-color: var(--line);
}
.main-content { flex: 1; padding: 28px; }
.no-sidebar { width: 100%; display:flex; align-items:center; justify-content:center; }
.glass-card, .stat-card, .table-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: 0 24px 60px rgba(0,0,0,0.25);
}
.auth-card {
    width: 100%; max-width: 460px; padding: 30px;
}
.page-head { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom: 24px; }
.page-head h2 { margin: 0; font-size: 1.8rem; }
.page-head p { margin: 6px 0 0; color: var(--muted); }
.stat-card { padding: 22px; height: 100%; }
.stat-label { color: var(--muted); font-size: 0.92rem; }
.stat-value { font-size: 2rem; font-weight: 700; margin-top: 4px; }
.badge-soft {
    display:inline-flex; align-items:center; gap:8px;
    padding: 8px 12px; border-radius: 999px;
    background: rgba(108,125,255,0.12); color: #cdd5ff; border: 1px solid rgba(108,125,255,0.25);
}
.form-control, .form-select, .form-control:focus, .form-select:focus {
    background: #0a1424;
    border: 1px solid var(--line);
    color: var(--text);
    border-radius: 16px;
    min-height: 52px;
    box-shadow: none;
}
.form-control::placeholder { color: #70809a; }
textarea.form-control { min-height: 160px; }
.btn-accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border: 0; color: white; border-radius: 16px; padding: 12px 18px; font-weight: 600;
}
.btn-outline-soft {
    background: transparent; color: var(--text); border: 1px solid var(--line); border-radius: 16px; padding: 12px 18px;
}
.table-card { padding: 18px; }
.table-dark { --bs-table-bg: transparent; --bs-table-border-color: var(--line); }
.table > :not(caption) > * > * { color: var(--text); padding: 14px 12px; }
.thumb { width: 84px; height: 84px; object-fit: cover; border-radius: 18px; border: 1px solid var(--line); }
.prompt-snippet { max-width: 420px; color: var(--muted); }
.card-mini { padding: 20px; }
.login-logo { width:72px; height:72px; border-radius: 22px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display:flex; justify-content:center; align-items:center; font-size:28px; margin:0 auto 18px; }
.login-sub { color: var(--muted); }
.category-chip {
    display:inline-flex; padding: 10px 14px; background: rgba(255,255,255,0.04); border-radius: 999px; border:1px solid var(--line); margin: 4px;
}
.preview-box {
    border: 1px dashed rgba(255,255,255,0.18);
    border-radius: 24px; padding: 14px; background: rgba(255,255,255,0.02);
}
.preview-box img { max-width: 100%; border-radius: 20px; }
@media (max-width: 992px) {
    .sidebar { display:none; }
    .main-content { padding: 18px; }
}