:root,
:root[data-theme='light'] {
    --bg: #f8fafc;
    --page-bg: #f1f5f9;
    --header-bg: rgba(255,255,255,0.92);
    --panel: #ffffff;
    --surface: #e2e8f0;
    --surface-strong: #ffffff;
    --soft: #cbd5e1;
    --text: #0f172a;
    --heading: #020617;
    --muted: #475569;
    --primary: #0284c7;
    --primary-contrast: #ffffff;
    --danger: #e11d48;
    --success: #16a34a;
    --warning: #d97706;
    --border: #dbe4ee;
    --shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
    --hero-start: #ffffff;
    --hero-mid: #eff6ff;
    --hero-end: #e0f2fe;
    --input-bg: #ffffff;
    --sidebar-bg: #ffffff;
    --sidebar-hover: rgba(2, 132, 199, 0.08);
    --alert-success-bg: rgba(22,163,74,0.10);
    --alert-success-text: #166534;
    --alert-error-bg: rgba(225,29,72,0.10);
    --alert-error-text: #9f1239;
    --status-completed-bg: rgba(22,163,74,0.12);
    --status-completed-text: #166534;
    --status-progress-bg: rgba(2,132,199,0.12);
    --status-progress-text: #075985;
    --status-not-started-bg: rgba(148,163,184,0.16);
    --status-not-started-text: #475569;
    --badge-success-bg: #dcfce7;
    --badge-success-text: #166534;
    --badge-warning-bg: #fef3c7;
    --badge-warning-text: #92400e;
}

:root[data-theme='dark'] {
    --bg: #0f172a;
    --page-bg: #0b1120;
    --header-bg: rgba(11,17,32,0.94);
    --panel: #111827;
    --surface: #1f2937;
    --surface-strong: #111827;
    --soft: #334155;
    --text: #e5e7eb;
    --heading: #ffffff;
    --muted: #94a3b8;
    --primary: #38bdf8;
    --primary-contrast: #06111b;
    --danger: #fb7185;
    --success: #22c55e;
    --warning: #f59e0b;
    --border: #243244;
    --shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
    --hero-start: #111827;
    --hero-mid: #0f172a;
    --hero-end: #172554;
    --input-bg: #0f172a;
    --sidebar-bg: #0b1120;
    --sidebar-hover: rgba(148,163,184,0.10);
    --alert-success-bg: rgba(34,197,94,0.10);
    --alert-success-text: #bbf7d0;
    --alert-error-bg: rgba(251,113,133,0.10);
    --alert-error-text: #fecdd3;
    --status-completed-bg: rgba(34,197,94,0.14);
    --status-completed-text: #bbf7d0;
    --status-progress-bg: rgba(56,189,248,0.14);
    --status-progress-text: #bae6fd;
    --status-not-started-bg: rgba(148,163,184,0.12);
    --status-not-started-text: #cbd5e1;
    --badge-success-bg: #123524;
    --badge-success-text: #bbf7d0;
    --badge-warning-bg: #3b2f11;
    --badge-warning-text: #fde68a;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: 'Segoe UI', Arial, sans-serif; background: var(--page-bg); color: var(--text); }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--heading); }
img { display: block; max-width: 100%; }

.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 20; background: var(--header-bg); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 16px; }
.brand { font-size: 1.15rem; font-weight: 700; color: var(--heading); }
.nav { display: flex; flex-wrap: wrap; gap: 16px; color: var(--muted); align-items: center; }
.nav a:hover { color: var(--heading); }

.main-content { padding: 32px 0 72px; }
.site-footer { border-top: 1px solid var(--border); padding: 24px 0; color: var(--muted); }

.hero {
    background: linear-gradient(135deg, var(--hero-start) 0%, var(--hero-mid) 55%, var(--hero-end) 100%);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 56px 32px;
    margin-bottom: 32px;
    box-shadow: var(--shadow);
}
.hero h1 { margin: 0 0 12px; font-size: clamp(2rem, 5vw, 3.6rem); line-height: 1.05; color: var(--heading); }
.hero p { margin: 0; max-width: 720px; color: var(--muted); font-size: 1.05rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.badge { display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 999px; background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary); margin-bottom: 16px; font-weight: 600; }

.section { margin-bottom: 32px; }
.section.narrow { max-width: 760px; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.section-head h1, .section-head h2 { margin: 0; color: var(--heading); }
.section-head p { margin: 8px 0 0; color: var(--muted); }
.page-intro { margin-bottom: 20px; }
.page-intro h1 { margin: 0 0 10px; color: var(--heading); }
.page-intro p { margin: 0; color: var(--muted); }
.small-muted { color: var(--muted); font-size: 0.9rem; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.card {
    background: linear-gradient(180deg, color-mix(in srgb, var(--panel) 96%, transparent), color-mix(in srgb, var(--bg) 96%, transparent));
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.card.compact-card { min-height: 100%; }
.card-image { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; background: var(--surface); }
.card-body { padding: 18px; }
.card-body h3 { margin: 10px 0; font-size: 1.05rem; line-height: 1.35; color: var(--heading); }
.card-body p { margin: 0; color: var(--muted); }
.meta { color: var(--primary); font-size: 0.9rem; font-weight: 600; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.stat-card {
    background: linear-gradient(180deg, color-mix(in srgb, var(--panel) 98%, transparent), color-mix(in srgb, var(--bg) 96%, transparent));
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 20px;
    box-shadow: var(--shadow);
}
.stat-card h3 { margin: 10px 0; color: var(--heading); }
.stat-card p { color: var(--muted); min-height: 48px; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 0 16px;
    border: 1px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    background: transparent;
    color: var(--heading);
}
.btn-primary { background: var(--primary); color: var(--primary-contrast); font-weight: 700; }
.btn-secondary { background: transparent; border-color: var(--soft); color: var(--heading); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-small { min-height: 34px; padding: 0 12px; font-size: 0.9rem; }

.table { width: 100%; border-collapse: collapse; background: color-mix(in srgb, var(--panel) 96%, transparent); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.table th, .table td { text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table thead th { color: var(--muted); font-size: 0.9rem; }
.table .actions { white-space: nowrap; }
.inline-form { display: inline-flex; margin-left: 8px; }

.form-grid {
    display: grid;
    gap: 10px;
    padding: 24px;
    background: color-mix(in srgb, var(--panel) 96%, transparent);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
}
.form-grid label { font-weight: 600; color: var(--heading); }
.form-grid input,
.form-grid textarea,
.form-grid select {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--soft);
    background: var(--input-bg);
    color: var(--heading);
    outline: none;
}
.form-grid input:focus,
.form-grid textarea:focus,
.form-grid select:focus {
    border-color: color-mix(in srgb, var(--primary) 55%, transparent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 14%, transparent);
}
.form-grid textarea { min-height: 120px; resize: vertical; }
.checkbox-line { display: flex; align-items: center; gap: 10px; }
.checkbox-line input { width: 18px; min-height: 18px; }
.form-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.field-hint { color: var(--muted); font-size: 0.88rem; margin-top: -2px; }
.validation-summary-errors,
.validation-summary-valid { margin-bottom: 8px; }
.validation-summary-errors ul { margin: 0; padding-left: 18px; color: var(--alert-error-text); }
.field-validation-error { color: var(--alert-error-text); font-size: 0.9rem; }
.input-validation-error,
textarea.input-validation-error,
select.input-validation-error {
    border-color: color-mix(in srgb, var(--danger) 70%, transparent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 12%, transparent);
}

.alert {
    margin-bottom: 20px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border);
}
.alert-success { background: var(--alert-success-bg); color: var(--alert-success-text); }
.alert-error { background: var(--alert-error-bg); color: var(--alert-error-text); }
.empty-state {
    padding: 24px;
    border-radius: 18px;
    border: 1px dashed var(--soft);
    color: var(--muted);
    background: color-mix(in srgb, var(--bg) 90%, transparent);
}

.video-detail { display: grid; gap: 24px; }
.video-player-wrapper iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
    border-radius: 20px;
    background: #000;
}
.video-info h1 { margin-top: 8px; margin-bottom: 12px; color: var(--heading); }
.lead { color: var(--muted); font-size: 1.05rem; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.tag {
    display: inline-flex;
    padding: 8px 12px;
    border: 1px solid var(--soft);
    border-radius: 999px;
    color: var(--muted);
}
.content-block {
    margin-top: 18px;
    padding: 18px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--panel) 72%, transparent);
    line-height: 1.8;
    white-space: pre-wrap;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.admin-shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.admin-sidebar {
    padding: 24px;
    border-right: 1px solid var(--border);
    background: var(--sidebar-bg);
}
.sidebar-subtitle { color: var(--muted); margin-top: 8px; font-size: 0.92rem; }
.admin-sidebar nav {
    display: grid;
    gap: 10px;
    margin-top: 28px;
}
.admin-sidebar nav a {
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--muted);
    background: transparent;
}
.admin-sidebar nav a:hover { background: var(--sidebar-hover); color: var(--heading); }
.admin-content { padding: 32px; }

.article-content { margin-top: 24px; padding: 24px; border-radius: 20px; border: 1px solid var(--border); background: color-mix(in srgb, var(--panel) 96%, transparent); white-space: pre-wrap; line-height: 1.8; color: var(--text); box-shadow: var(--shadow); }
.table-wrap { overflow-x: auto; }

.progress-panel {
    margin-top: 14px;
    padding: 14px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg) 72%, transparent);
}

.compact-progress {
    padding: 10px 12px;
    margin-bottom: 14px;
}

.muted-panel { color: var(--muted); }

.progress-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.progress-bar {
    height: 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--muted) 14%, transparent);
    overflow: hidden;
}

.progress-bar > span {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--success) 100%);
}

.progress-meta { margin-top: 10px; }

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid transparent;
}

.status-completed {
    background: var(--status-completed-bg);
    color: var(--status-completed-text);
    border-color: color-mix(in srgb, var(--success) 25%, transparent);
}

.status-progress {
    background: var(--status-progress-bg);
    color: var(--status-progress-text);
    border-color: color-mix(in srgb, var(--primary) 25%, transparent);
}

.status-not-started {
    background: var(--status-not-started-bg);
    color: var(--status-not-started-text);
    border-color: color-mix(in srgb, var(--muted) 20%, transparent);
}

.nav-inline-form { margin-left: 4px; }
.auth-section { max-width: 520px; }

.filter-panel {
    margin-bottom: 22px;
    padding: 18px;
    border-radius: 18px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--panel) 94%, transparent);
    box-shadow: var(--shadow);
}

.admin-filter-panel { margin-top: 6px; }

.filter-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.filter-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.filter-grid label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--heading);
}

.filter-grid input,
.filter-grid select {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--soft);
    background: var(--input-bg);
    color: var(--heading);
}

.list-toolbar { margin-bottom: 14px; }

.footer-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.actions-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.pager {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.pager-info { font-size: .92rem; color: var(--muted); }
.disabled-link { pointer-events: none; opacity: .55; }
.badge-success { background: var(--badge-success-bg); color: var(--badge-success-text); }
.badge-warning { background: var(--badge-warning-bg); color: var(--badge-warning-text); }
.detail-card { background: var(--surface-strong); border: 1px solid color-mix(in srgb, var(--border) 80%, transparent); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); }
.detail-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.detail-message { white-space: pre-wrap; line-height: 1.7; color: var(--text); }
.compact-empty-state { padding: 16px; margin: 0; }

.theme-switcher-form {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-left: 6px;
}
.theme-switcher-label {
    font-size: 0.9rem;
    color: var(--muted);
    font-weight: 600;
}
.theme-switcher-select {
    min-height: 34px;
    padding: 6px 10px;
    border-radius: 10px;
    border: 1px solid var(--soft);
    background: var(--input-bg);
    color: var(--heading);
}
.admin-theme-switcher-form {
    display: grid;
    gap: 6px;
    margin-top: 18px;
}

@media (max-width: 900px) {
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar { border-right: 0; border-bottom: 1px solid var(--border); }
    .filter-grid,
    .filter-grid-3 { grid-template-columns: 1fr; }
}


.card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.inline-actions {
    display: inline-flex;
    gap: 10px;
    flex-wrap: wrap;
}


body {
    line-height: 1.55;
}

.nav a {
    padding: 8px 10px;
    border-radius: 10px;
}

.nav a:hover {
    background: color-mix(in srgb, var(--primary) 10%, transparent);
}

.hero-split {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, .95fr);
    gap: 24px;
    align-items: stretch;
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.hero-points span,
.inline-meta-list span {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--panel) 84%, transparent);
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: .92rem;
}

.hero-side-card,
.content-hero-card,
.article-header-card,
.admin-hero {
    background: linear-gradient(180deg, color-mix(in srgb, var(--panel) 98%, transparent), color-mix(in srgb, var(--bg) 97%, transparent));
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.hero-side-card {
    padding: 22px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 20px;
}

.hero-side-top strong {
    display: block;
    margin-top: 8px;
    font-size: 1.2rem;
    color: var(--heading);
    line-height: 1.3;
}

.hero-stat-list {
    display: grid;
    gap: 12px;
}

.hero-stat-list div,
.summary-mini-grid article,
.mini-stat-card {
    padding: 16px;
    border-radius: 18px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--panel) 86%, transparent);
}

.hero-stat-list span,
.summary-mini-grid span,
.mini-stat-card span {
    display: block;
    color: var(--muted);
    font-size: .9rem;
    margin-bottom: 6px;
}

.hero-stat-list strong,
.summary-mini-grid strong,
.mini-stat-card strong {
    color: var(--heading);
    font-size: 1.1rem;
}

.feature-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.feature-strip article,
.workflow-step {
    padding: 20px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--panel) 96%, transparent);
    box-shadow: var(--shadow);
}

.feature-strip strong,
.workflow-step h3 {
    display: block;
    color: var(--heading);
    margin-bottom: 10px;
}

.feature-strip span,
.workflow-step p {
    color: var(--muted);
}

.section-link {
    color: var(--primary);
    font-weight: 700;
}

.section-link:hover {
    text-decoration: underline;
}

.page-intro-spacious {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
}

.intro-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.elevated-card,
.stat-card,
.filter-panel,
.detail-card,
.article-content,
.table {
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.elevated-card:hover,
.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    border-color: color-mix(in srgb, var(--primary) 25%, var(--border));
}

.card-image {
    background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 10%, var(--surface)), var(--surface));
}

.inline-meta-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.content-hero-card {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(220px, .8fr);
    gap: 20px;
    padding: 24px;
    margin-bottom: 22px;
}

.summary-mini-grid {
    display: grid;
    gap: 12px;
}

.progress-panel-strong {
    margin-bottom: 24px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 8%, var(--panel)), color-mix(in srgb, var(--bg) 95%, transparent));
}

.article-header-card {
    padding: 24px;
    margin-bottom: 20px;
}

.article-meta-row {
    margin-top: 12px;
}

.article-prose {
    font-size: 1.02rem;
}

.admin-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, .9fr);
    gap: 20px;
    padding: 26px;
}

.admin-hero-content h1 {
    margin: 0 0 12px;
    color: var(--heading);
    font-size: clamp(1.9rem, 4vw, 2.7rem);
}

.admin-hero-content p {
    margin: 0;
    color: var(--muted);
    max-width: 720px;
}

.admin-hero-side {
    display: grid;
    gap: 12px;
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.workflow-step strong {
    display: inline-flex;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: color-mix(in srgb, var(--primary) 14%, transparent);
    color: var(--primary);
    margin-bottom: 12px;
}

.stat-card-accent {
    background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 8%, var(--panel)), color-mix(in srgb, var(--bg) 96%, transparent));
}

.admin-sidebar nav a {
    font-weight: 600;
}

.empty-state {
    min-height: 112px;
    display: flex;
    align-items: center;
}

@media (max-width: 980px) {
    .hero-split,
    .content-hero-card,
    .admin-hero,
    .feature-strip,
    .workflow-grid {
        grid-template-columns: 1fr;
    }

    .page-intro-spacious {
        align-items: start;
        flex-direction: column;
    }
}

/* Phase A - product feel + admin comfort */
.hero-premium {
    position: relative;
    overflow: hidden;
}
.hero-premium::after {
    content: "";
    position: absolute;
    inset: auto -10% -45% auto;
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, rgba(2,132,199,.12), rgba(2,132,199,0));
    pointer-events: none;
}
.hero-side-card-glass {
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,.45);
}
.hero-points-strong span {
    background: rgba(255,255,255,.78);
    border: 1px solid var(--border);
}
.stats-strip-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}
.stat-tile {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 1.1rem 1.15rem;
    box-shadow: var(--shadow);
}
.stat-tile span {
    display: block;
    color: var(--muted);
    font-size: .9rem;
    margin-bottom: .35rem;
}
.stat-tile strong {
    display: block;
    font-size: 1.8rem;
    color: var(--heading);
    margin-bottom: .35rem;
}
.stat-tile p { margin: 0; color: var(--muted); }
.spotlight-section { padding-top: .5rem; }
.spotlight-grid {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    gap: 1.25rem;
}
.spotlight-card,
.spotlight-side-panel,
.dashboard-column-card,
.admin-summary-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}
.spotlight-card { overflow: hidden; }
.spotlight-card-media {
    min-height: 240px;
    background-size: cover;
    background-position: center;
}
.spotlight-card-body { padding: 1.35rem; }
.spotlight-card-body h3 { font-size: 1.65rem; margin: .4rem 0 .65rem; }
.spotlight-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin: 1rem 0 1.1rem;
}
.spotlight-highlights span,
.tag-like {
    padding: .45rem .75rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--primary) 8%, var(--panel));
    border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
    color: var(--text);
    font-size: .9rem;
}
.spotlight-side-panel {
    padding: 1.25rem;
    display: grid;
    gap: 1rem;
    align-content: start;
}
.spotlight-side-panel article {
    padding: 1rem;
    border-radius: 18px;
    background: color-mix(in srgb, var(--primary) 6%, var(--panel));
    border: 1px solid var(--border);
}
.spotlight-side-panel p { margin: .4rem 0 0; color: var(--muted); }
.card-grid-dense { gap: 1rem; }
.card-premium {
    border-radius: 22px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.card-premium .card-body { padding: 1.05rem; }
.card-premium h3 { margin-bottom: .4rem; }
.premium-feature-strip article {
    background: color-mix(in srgb, var(--primary) 4%, var(--panel));
    border-color: color-mix(in srgb, var(--primary) 14%, var(--border));
}
.admin-hero-strong .admin-hero-side { min-width: 280px; }
.admin-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}
.admin-summary-card {
    padding: 1.1rem;
    display: grid;
    gap: .65rem;
}
.admin-summary-card strong {
    font-size: 2rem;
    color: var(--heading);
    line-height: 1;
}
.summary-inline-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    color: var(--muted);
    font-size: .92rem;
}
.admin-summary-card-attention {
    background: linear-gradient(180deg, color-mix(in srgb, var(--warning) 8%, var(--panel)), var(--panel));
}
.dashboard-columns {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}
.dashboard-column-card { padding: 1rem; }
.compact-section-head { margin-bottom: .75rem; }
.dashboard-list { display: grid; gap: .75rem; }
.dashboard-list-item {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    padding: .9rem 1rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: color-mix(in srgb, var(--primary) 3%, var(--panel));
}
.dashboard-list-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: .35rem;
}
.list-toolbar-spread {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.admin-table-strong tbody tr td { vertical-align: top; }
.table-subtext { margin-top: .25rem; max-width: 44ch; }
.manage-series-grid {
    display: grid;
    grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
}
.sticky-panel { position: sticky; top: 96px; }
.compact-form-grid { gap: .65rem; }
.manage-series-list { display: grid; gap: 1rem; }
.manage-series-item {
    padding: 1rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--primary) 3%, var(--panel));
}
.manage-series-item-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: .9rem;
}
.embedded-form-grid {
    padding: .9rem;
    border-radius: 16px;
    background: var(--surface-strong);
    border: 1px dashed var(--border);
}
.video-info-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, .9fr);
    gap: 1rem;
    margin-top: 1rem;
}
.video-info-side-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 1rem;
    box-shadow: var(--shadow);
    display: grid;
    gap: 1rem;
    align-content: start;
}
.two-col-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.video-cta-stack {
    display: grid;
    gap: .6rem;
}
.content-hero-card-visual {
    grid-template-columns: minmax(0, 1.25fr) minmax(240px, .95fr);
    overflow: hidden;
}
.content-hero-side-image {
    min-height: 220px;
    background-size: cover;
    background-position: center;
    border-left: 1px solid var(--border);
}
.article-header-card-strong {
    padding: 1.4rem;
    box-shadow: var(--shadow);
}
@media (max-width: 1100px) {
    .stats-strip-grid,
    .admin-summary-grid,
    .dashboard-columns {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .spotlight-grid,
    .manage-series-grid,
    .video-info-hero,
    .content-hero-card-visual {
        grid-template-columns: 1fr;
    }
    .sticky-panel { position: static; }
    .content-hero-side-image { min-height: 260px; border-left: 0; border-top: 1px solid var(--border); }
}
@media (max-width: 720px) {
    .stats-strip-grid,
    .admin-summary-grid,
    .dashboard-columns { grid-template-columns: 1fr; }
    .dashboard-list-item,
    .manage-series-item-head { flex-direction: column; }
}

/* Phase A - block 2 */
.empty-state-rich {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 1rem;
    align-items: center;
    min-height: auto;
    background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 4%, var(--panel)), color-mix(in srgb, var(--bg) 98%, transparent));
}
.empty-state-icon {
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    background: color-mix(in srgb, var(--primary) 10%, transparent);
    color: var(--primary);
    font-size: 1.45rem;
    font-weight: 700;
}
.empty-state-content strong {
    display: block;
    color: var(--heading);
    margin-bottom: .35rem;
}
.empty-state-content p {
    margin: 0;
    color: var(--muted);
}
.empty-state-actions {
    margin-top: .85rem;
}
.unified-content-card {
    display: flex;
    flex-direction: column;
}
.unified-content-card .card-body {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    height: 100%;
}
.unified-content-card .card-actions {
    margin-top: auto;
}
.content-card-highlighted {
    border-color: color-mix(in srgb, var(--primary) 24%, var(--border));
    box-shadow: 0 16px 36px color-mix(in srgb, var(--primary) 10%, transparent);
}
.content-card-progress {
    margin-top: .75rem;
    margin-bottom: .4rem;
}
.card-inline-meta.compact-inline-meta {
    margin-top: .8rem;
}
.quick-action-btn {
    border-color: color-mix(in srgb, var(--primary) 18%, var(--soft));
    background: color-mix(in srgb, var(--primary) 5%, transparent);
}
.quick-action-btn:hover {
    border-color: color-mix(in srgb, var(--primary) 35%, var(--soft));
    background: color-mix(in srgb, var(--primary) 12%, transparent);
}
.table .empty-state-rich {
    margin: .25rem 0;
}
@media (max-width: 700px) {
    .empty-state-rich {
        grid-template-columns: 1fr;
    }
}


.bulk-toolbar { display:flex; justify-content:space-between; gap:1rem; align-items:center; padding:1rem 1.25rem; margin-bottom:1rem; border:1px solid var(--border-color); border-radius:16px; background:var(--card-bg); }
.bulk-toolbar-right { display:flex; gap:.75rem; align-items:center; }
.bulk-toolbar select { min-width: 220px; }
.check-col { width:44px; text-align:center; }
.bulk-row-checkbox, .select-all-checkbox { width:18px; height:18px; }
.admin-summary-grid-extended { margin-top:-.25rem; }
.dashboard-shortcuts { display:grid; gap:.75rem; }
.dashboard-shortcut { display:block; padding:1rem 1.1rem; border:1px solid var(--border-color); border-radius:14px; background:var(--surface-soft); text-decoration:none; color:inherit; }
.dashboard-shortcut strong { display:block; margin-bottom:.25rem; }
.dashboard-shortcut span { color:var(--text-muted); font-size:.92rem; }
.manage-series-item.dragging { opacity:.45; border-style:dashed; }
.manage-series-item { cursor:grab; }

/* B Aşaması: yayın kalitesi */
.form-section-title {
    grid-column: 1 / -1;
    margin-top: 1rem;
    padding-top: .75rem;
    border-top: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--text-color);
}

.editor-toolbar {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: -.5rem;
}

.editor-preview-box {
    grid-column: 1 / -1;
    border: 1px solid var(--border-color);
    border-radius: 18px;
    background: var(--surface-color);
    overflow: hidden;
}

.editor-preview-head {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem 1rem;
    align-items: center;
    justify-content: space-between;
    padding: .9rem 1rem;
    border-bottom: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--surface-color) 85%, var(--accent-color) 15%);
}

.preview-surface {
    min-height: 220px;
    padding: 1rem 1.1rem;
}

.content-next-step {
    margin-top: 1.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--border-color);
    border-radius: 18px;
    background: color-mix(in srgb, var(--surface-color) 86%, var(--accent-color) 14%);
}

.content-next-step p {
    margin: .45rem 0 0;
}

.content-next-step-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: .9rem;
}

.article-prose h2,
.article-prose h3,
.article-prose h4 {
    margin-top: 1.4rem;
    margin-bottom: .7rem;
}

.article-prose pre {
    overflow-x: auto;
    padding: 1rem;
    border-radius: 14px;
    background: color-mix(in srgb, var(--surface-color) 82%, #0f172a 18%);
}

.article-prose blockquote {
    margin: 1rem 0;
    padding: .85rem 1rem;
    border-left: 4px solid var(--accent-color);
    background: color-mix(in srgb, var(--surface-color) 86%, var(--accent-color) 14%);
    border-radius: 12px;
}

.article-prose ul {
    padding-left: 1.2rem;
}


.share-strip{display:flex;gap:.75rem;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:1rem 0 1.25rem;padding:1rem 1.1rem;border:1px solid var(--border-color);border-radius:16px;background:var(--panel-bg)}
.share-strip-actions{display:flex;gap:.6rem;flex-wrap:wrap}
.toc-panel{margin:1rem 0 1.5rem;padding:1rem 1.1rem;border:1px solid var(--border-color);border-radius:16px;background:var(--panel-bg)}
.toc-panel ul{margin:.75rem 0 0;padding-left:1rem;display:grid;gap:.45rem}
.toc-panel li{list-style:none;padding-left:0}
.toc-panel a{text-decoration:none;color:var(--text-color)}
.toc-level-2{margin-left:.75rem}
.toc-level-3{margin-left:1.5rem}
.article-prose-strong h2,.article-prose-strong h3,.article-prose-strong h4{scroll-margin-top:90px}
.thumb-small{min-height:150px;background-size:cover;background-position:center}

.inline-form { display: inline-flex; margin: 0; }
.w-100 { width: 100%; }
.two-column-feature-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 1.5rem; }
.stack-list { display: grid; gap: 1rem; }
.article-toolbar-save { margin: 1rem 0; }