:root {
    --sm-primary: #1d4ed8;
    --sm-primary-dark: #1e40af;
    --sm-accent: #0f766e;
    --sm-bg: #eef3f8;
    --sm-surface: #ffffff;
    --sm-surface-soft: #f8fafc;
    --sm-border: #dbe4ee;
    --sm-text: #0f172a;
    --sm-muted: #64748b;
    --sm-radius: 16px;
    --sm-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

body.social-media-admin {
    background:
        radial-gradient(circle at top left, rgba(29, 78, 216, 0.08), transparent 30%),
        linear-gradient(180deg, #f8fbff 0%, var(--sm-bg) 100%);
    color: var(--sm-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.sm-shell {
    max-width: 1440px;
    margin: 0 auto;
    padding: 24px;
}

.sm-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.sm-page-kicker {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sm-primary);
    margin-bottom: 6px;
}

.sm-page-title {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.1;
}

.sm-page-subtitle {
    margin: 8px 0 0;
    color: var(--sm-muted);
    max-width: 720px;
}

.sm-page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}

.sm-surface {
    background: var(--sm-surface);
    border: 1px solid rgba(219, 228, 238, 0.8);
    border-radius: var(--sm-radius);
    box-shadow: var(--sm-shadow);
}

.sm-surface-soft {
    background: var(--sm-surface-soft);
}

.sm-summary-band {
    padding: 20px 22px;
    margin-bottom: 24px;
}

.sm-summary-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 6px;
}

.sm-summary-copy {
    color: var(--sm-muted);
    margin: 0;
}

.sm-card-header {
    padding: 18px 22px;
    border-bottom: 1px solid var(--sm-border);
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.95), rgba(255, 255, 255, 0.98));
    border-radius: var(--sm-radius) var(--sm-radius) 0 0;
}

.sm-card-header h5,
.sm-card-header h4 {
    margin: 0;
    font-weight: 700;
}

.sm-card-subtitle {
    margin-top: 6px;
    color: var(--sm-muted);
    font-size: 0.92rem;
}

.sm-stat-card {
    border: 0;
    border-radius: var(--sm-radius);
    box-shadow: var(--sm-shadow);
    background: linear-gradient(135deg, #1d4ed8 0%, #0f766e 100%);
    color: #fff;
}

.sm-stat-card .card-body {
    padding: 22px 18px;
}

.sm-stat-card h3 {
    margin-bottom: 6px;
    font-size: 1.85rem;
    font-weight: 700;
}

.sm-sidebar-card,
.sm-panel {
    border-radius: var(--sm-radius);
    box-shadow: var(--sm-shadow);
    border: 1px solid rgba(219, 228, 238, 0.8);
    background: var(--sm-surface);
}

.sm-sidebar-card {
    overflow: hidden;
}

.sm-sidebar-header {
    padding: 16px 18px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
}

.sm-sidebar-body {
    padding: 18px;
}

.sm-platform-tabs {
    margin-bottom: 20px;
}

.sm-platform-tabs .nav-tabs {
    border-bottom: 0;
    gap: 8px;
    flex-wrap: wrap;
}

.sm-platform-tabs .nav-link {
    border: 1px solid var(--sm-border);
    border-radius: 999px;
    color: #334155;
    padding: 10px 16px;
    font-weight: 600;
}

.sm-platform-tabs .nav-link.active {
    background: linear-gradient(135deg, var(--sm-primary) 0%, var(--sm-primary-dark) 100%);
    border-color: transparent;
    color: #fff;
}

.sm-section-label {
    display: block;
    margin-bottom: 12px;
    color: var(--sm-muted);
    font-size: 0.88rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.sm-field-hint {
    background: linear-gradient(180deg, #f8fbff, #eef6ff);
    border: 1px solid rgba(29, 78, 216, 0.12);
    border-radius: 14px;
    padding: 14px 16px;
    margin-bottom: 18px;
    color: #1e3a5f;
}

.sm-field-hint strong {
    display: block;
    margin-bottom: 4px;
}

.sm-disclosure {
    border: 1px solid var(--sm-border);
    border-radius: 14px;
    background: #fcfdff;
    margin-bottom: 16px;
    overflow: hidden;
}

.sm-disclosure summary {
    list-style: none;
    cursor: pointer;
    padding: 14px 16px;
    font-weight: 600;
    color: #1e293b;
    background: #f8fafc;
}

.sm-disclosure summary::-webkit-details-marker {
    display: none;
}

.sm-disclosure[open] summary {
    border-bottom: 1px solid var(--sm-border);
}

.sm-disclosure-body {
    padding: 16px;
}

.sm-toolbar-card {
    margin-bottom: 24px;
}

.sm-toolbar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.sm-toolbar-grid .btn {
    width: 100%;
}

body.social-media-admin .modal-content {
    border: 1px solid rgba(219, 228, 238, 0.9);
    border-radius: 18px;
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.2);
    overflow: hidden;
}

body.social-media-admin .modal-header {
    border-bottom: 1px solid var(--sm-border);
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.95), rgba(255, 255, 255, 0.98));
}

body.social-media-admin .modal-footer {
    border-top: 1px solid var(--sm-border);
    background: #fbfdff;
}

body.social-media-admin .modal-body {
    color: #1e293b;
}

@media (max-width: 768px) {
    .sm-shell {
        padding: 14px;
    }

    .sm-page-header {
        flex-direction: column;
    }

    .sm-page-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .sm-page-title {
        font-size: 1.65rem;
    }
}