.bc-traffic-system-page {
    background: var(--cn-bg);
}

.bc-traffic-system-hero {
    background: linear-gradient(120deg, var(--cn-logo-navy), var(--cn-logo-blue));
    color: var(--cn-text-light);
}

.bc-traffic-system-hero.is-compact .cn-container,
.bc-traffic-system-hero-inner {
    padding-top: clamp(42px, 6vw, 76px);
    padding-bottom: clamp(38px, 5vw, 64px);
}

.bc-traffic-system-hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: clamp(24px, 4vw, 52px);
    align-items: stretch;
}

.bc-traffic-system-hero .cn-section-kicker {
    color: #ffd7dc;
}

.bc-traffic-system-hero h1 {
    max-width: 860px;
    color: var(--cn-text-light);
    font-size: clamp(2rem, 3.2vw, 3rem);
    font-weight: 800;
    line-height: 1.06;
}

.bc-traffic-system-hero p {
    max-width: 720px;
    margin: 0;
    color: rgba(255, 255, 255, 0.84);
    font-size: 1.08rem;
}

.bc-traffic-quick-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.bc-traffic-quick-stats span,
.bc-traffic-system-panel {
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.09);
}

.bc-traffic-quick-stats span {
    padding: 10px 12px;
    font-weight: 850;
}

.bc-traffic-system-panel {
    padding: 22px;
    border-radius: 0;
}

.bc-traffic-system-panel h2,
.bc-traffic-side-card h2 {
    font-size: 1.25rem;
}

.bc-traffic-system-panel h2 {
    color: var(--cn-text-light);
}

.bc-traffic-route-list,
.bc-traffic-city-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.bc-traffic-route-list a,
.bc-traffic-city-grid a {
    padding: 8px 10px;
    border: 1px solid var(--cn-border);
    border-radius: 0;
    background: var(--cn-surface);
    color: var(--cn-primary);
    font-weight: 900;
}

.bc-traffic-system-panel .bc-traffic-route-list a {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.12);
    color: var(--cn-text-light);
}

.bc-traffic-panel-link {
    display: inline-flex;
    gap: 8px;
    margin-top: 16px;
    color: var(--cn-text-light);
    font-weight: 900;
}

.bc-traffic-system-body {
    padding: clamp(42px, 5vw, 72px) 0;
}

.bc-traffic-system-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 360px);
    gap: clamp(24px, 4vw, 48px);
    align-items: start;
}

.bc-traffic-block {
    margin-bottom: clamp(32px, 5vw, 56px);
}

.bc-traffic-block-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--cn-border);
}

.bc-traffic-block-head h2 {
    margin: 0;
    font-size: clamp(1.65rem, 3vw, 2.35rem);
}

.bc-traffic-alert-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(280px, 1fr));
    gap: 16px;
}

.bc-traffic-list {
    display: grid;
    gap: 14px;
}

.bc-traffic-card,
.bc-traffic-detail-card,
.bc-traffic-side-card,
.bc-traffic-route-directory a,
.bc-traffic-empty {
    border: 1px solid var(--cn-border);
    border-radius: 0;
    background: var(--cn-surface);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.06);
}

.bc-traffic-card {
    display: grid;
    gap: 12px;
    padding: 18px;
    border-top: 4px solid var(--cn-yellow);
}

.bc-traffic-card.is-critical {
    border-top-color: var(--cn-accent);
}

.bc-traffic-card.is-major {
    border-top-color: var(--cn-logo-red);
}

.bc-traffic-card.is-low {
    border-top-color: var(--cn-green);
}

.bc-traffic-card-top {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.bc-traffic-severity,
.bc-traffic-route-badge,
.bc-traffic-city-badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 5px 8px;
    border-radius: 0;
    font-size: 0.72rem;
    font-weight: 950;
    text-transform: uppercase;
}

.bc-traffic-severity {
    background: var(--cn-accent-soft);
    color: var(--cn-accent);
}

.bc-traffic-route-badge {
    background: var(--cn-primary);
    color: var(--cn-text-light);
}

.bc-traffic-city-badge {
    background: var(--cn-blue-soft);
    color: var(--cn-blue-dark);
}

.bc-traffic-card h3 {
    margin: 0;
    font-size: 1.18rem;
    line-height: 1.18;
}

.bc-traffic-card p,
.bc-traffic-side-card p {
    margin: 0;
    color: var(--cn-text-soft);
}

.bc-traffic-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    color: var(--cn-text-muted);
    font-size: 0.78rem;
    font-weight: 800;
}

.bc-traffic-sidebar {
    position: sticky;
    top: 96px;
    display: grid;
    gap: 16px;
}

.bc-traffic-side-card,
.bc-traffic-detail-card {
    padding: 20px;
}

.bc-traffic-side-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--cn-border);
    font-weight: 850;
}

.bc-traffic-side-link:last-child {
    border-bottom: 0;
}

.bc-traffic-route-directory {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 32px;
}

.bc-traffic-route-directory a {
    display: grid;
    gap: 4px;
    padding: 16px;
}

.bc-traffic-route-directory span {
    color: var(--cn-text-muted);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.bc-traffic-detail-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    margin: 18px 0;
    background: var(--cn-border);
    border: 1px solid var(--cn-border);
}

.bc-traffic-detail-list div {
    padding: 14px;
    background: var(--cn-surface);
}

.bc-traffic-detail-list dt {
    color: var(--cn-text-muted);
    font-size: 0.72rem;
    font-weight: 900;
    text-transform: uppercase;
}

.bc-traffic-detail-list dd {
    margin: 4px 0 0;
    color: var(--cn-primary);
    font-weight: 850;
}

.bc-traffic-detail-description {
    color: var(--cn-text-soft);
    font-size: 1.03rem;
}

.bc-traffic-source-link {
    display: inline-flex;
    gap: 8px;
    margin-top: 18px;
    color: var(--cn-accent);
    font-weight: 900;
}

.bc-traffic-empty {
    padding: 22px;
    color: var(--cn-text-muted);
    font-weight: 800;
}

@media (max-width: 1100px) {
    .bc-traffic-system-hero-inner,
    .bc-traffic-system-layout {
        grid-template-columns: 1fr;
    }

    .bc-traffic-sidebar {
        position: static;
    }
}

@media (max-width: 760px) {
    .bc-traffic-alert-grid,
    .bc-traffic-route-directory,
    .bc-traffic-detail-list {
        grid-template-columns: 1fr;
    }

    .bc-traffic-block-head {
        align-items: flex-start;
        flex-direction: column;
    }
}