/* ═══════════════════════════════════════════════════════════
   DATA DEPTH — shared card grid for vehicle spec visualizer
   Used by: landing, vehicle_specifications
   ═══════════════════════════════════════════════════════════ */
.data-section {
    padding: 7rem 2rem;
    background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 100%);
    position: relative;
}

.data-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-soft), transparent);
    pointer-events: none;
}

.data-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.data-inner h2 {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.025em;
    color: var(--text-bright);
    margin-bottom: 0.875rem;
}

.data-sub {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 560px;
    margin-bottom: 3rem;
}

.data-section-landing {
    overflow: hidden;
    background:
        radial-gradient(ellipse at 20% 10%, rgba(var(--primary-rgb), 0.12), transparent 34%),
        radial-gradient(ellipse at 84% 18%, rgba(var(--accent-rgb), 0.10), transparent 34%),
        linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 100%);
}

.data-landing-header {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.75fr);
    gap: 2rem;
    align-items: end;
    margin-bottom: 2rem;
}

.data-landing-header .data-sub {
    margin: 0;
    max-width: none;
}

.data-preview-shell {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.85fr);
    gap: 1px;
    padding: 1px;
    border-radius: 24px;
    background:
        linear-gradient(135deg, rgba(var(--primary-rgb), 0.34), rgba(var(--accent-rgb), 0.22), var(--border-soft));
    box-shadow: 0 30px 90px rgba(var(--bg-rgb), 0.36);
    overflow: hidden;
}

.data-preview-shell-unified {
    display: block;
}

.data-preview-main,
.data-preview-code,
.data-preview-fields {
    background:
        linear-gradient(180deg, rgba(var(--bg-rgb), 0.82), rgba(var(--bg-rgb), 0.9)),
        var(--bg);
    backdrop-filter: blur(16px);
}

.data-preview-main {
    padding: clamp(1.25rem, 3vw, 2rem);
}

.data-preview-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.data-preview-title-row {
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.data-preview-title-row h3 {
    font-size: clamp(1.45rem, 3vw, 2.1rem);
    line-height: 1.1;
    letter-spacing: -0.035em;
    color: var(--text-bright);
    margin: 0 0 0.35rem;
}

.data-preview-title-row p {
    color: var(--text-muted);
    margin: 0;
}

.data-field-count {
    min-width: 96px;
    text-align: center;
    padding: 0.85rem 0.9rem;
    border-radius: 18px;
    border: 1px solid rgba(var(--primary-rgb), 0.22);
    background: radial-gradient(circle at top, rgba(var(--primary-rgb), 0.18), rgba(var(--primary-rgb), 0.05));
}

.data-field-count strong {
    display: block;
    font-size: 1.65rem;
    line-height: 1;
    color: var(--text-bright);
    letter-spacing: -0.04em;
}

.data-field-count span {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.data-metric-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.data-metric-grid-unified {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.data-metric-card {
    position: relative;
    min-height: 126px;
    border-radius: 18px;
    padding: 1rem;
    border: 1px solid var(--border-soft);
    background: rgba(var(--bg-rgb), 0.46);
    overflow: hidden;
}

.data-metric-card::before {
    content: '';
    position: absolute;
    inset: auto -20% -45% 36%;
    height: 96px;
    border-radius: 999px;
    background: rgba(var(--primary-rgb), 0.15);
    filter: blur(18px);
}

.data-metric-battery::before,
.data-metric-charging::before { background: rgba(var(--accent-rgb), 0.18); }
.data-metric-range::before,
.data-metric-dimensions::before { background: rgba(var(--success-rgb), 0.15); }
.data-metric-performance::before { background: rgba(var(--danger-rgb), 0.14); }
.data-metric-towing::before { background: rgba(var(--accent-rgb), 0.14); }

.data-metric-label,
.data-metric-detail {
    position: relative;
    display: block;
    color: var(--text-muted);
    font-size: 0.72rem;
}

.data-metric-label {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.data-metric-card strong {
    position: relative;
    display: block;
    color: var(--text-bright);
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: clamp(1.15rem, 2.4vw, 1.65rem);
    line-height: 1.1;
    margin: 1.15rem 0 0.35rem;
}

.data-preview-code {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.data-code-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: 0.72rem;
    margin-bottom: 1rem;
}

.data-code-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 12px rgba(var(--success-rgb), 0.75);
}

.data-preview-code pre {
    margin: 0;
    color: var(--text-bright);
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: clamp(0.74rem, 1.25vw, 0.86rem);
    line-height: 1.85;
    white-space: pre-wrap;
}

.data-preview-fields {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.data-fields-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.data-fields-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px rgba(var(--accent-rgb), 0.75);
}

.data-fields-list {
    display: grid;
    gap: 0.6rem;
}

.data-field-row {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 64px;
    padding: 0.85rem 0.95rem;
    border: 1px solid var(--border-soft);
    border-radius: 16px;
    background: rgba(var(--bg-rgb), 0.48);
    overflow: hidden;
}

.data-field-row::before {
    content: '';
    position: absolute;
    inset: -35% auto -35% -24px;
    width: 88px;
    border-radius: 999px;
    background: rgba(var(--primary-rgb), 0.12);
    filter: blur(18px);
}

.data-field-battery::before,
.data-field-charging::before { background: rgba(var(--accent-rgb), 0.16); }
.data-field-range::before { background: rgba(var(--success-rgb), 0.14); }
.data-field-performance::before { background: rgba(var(--danger-rgb), 0.12); }

.data-field-label,
.data-field-row strong,
.data-field-detail {
    position: relative;
}

.data-field-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.2rem;
}

.data-field-row strong {
    display: block;
    color: var(--text-bright);
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: clamp(0.86rem, 1.45vw, 1.05rem);
    line-height: 1.25;
}

.data-field-detail {
    color: var(--text-muted);
    font-size: 0.72rem;
    text-align: right;
    max-width: 110px;
}

.data-category-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.data-category-card {
    border-radius: 16px;
    padding: 1rem;
    border: 1px solid var(--border-soft);
    background: rgba(var(--bg-rgb), 0.54);
}

.data-category-card h4 {
    color: var(--text-bright);
    font-size: 0.9rem;
    margin: 0 0 0.35rem;
}

.data-category-card p {
    color: var(--text-muted);
    font-size: 0.78rem;
    line-height: 1.5;
    margin: 0;
}

.data-depth-cta {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
}

.data-depth-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-bright);
    font-size: 0.9rem;
    font-weight: 700;
    text-decoration: none;
    border: 1px solid rgba(var(--primary-rgb), 0.24);
    border-radius: 999px;
    background: rgba(var(--primary-rgb), 0.08);
    padding: 0.7rem 1rem;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.data-depth-link:hover {
    transform: translateY(-1px);
    border-color: rgba(var(--primary-rgb), 0.46);
    background: rgba(var(--primary-rgb), 0.14);
}

@media (max-width: 1040px) {
    .data-landing-header,
    .data-preview-shell { grid-template-columns: 1fr; }
    .data-metric-grid-unified { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .data-category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
    .data-metric-grid,
    .data-category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .data-preview-title-row {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 520px) {
    .data-metric-grid,
    .data-category-grid { grid-template-columns: 1fr; }
    .data-preview-main,
    .data-preview-code,
    .data-preview-fields { padding: 1rem; }
    .data-field-row {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.35rem;
    }
    .data-field-detail {
        max-width: none;
        text-align: left;
    }
}

.data-showcase { position: relative; }

.data-vehicle-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: var(--text-bright);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.35rem 0.9rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.3);
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-soft);
    box-shadow: 0 18px 45px rgba(var(--bg-rgb), 0.22);
}

@media (max-width: 960px) { .data-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .data-grid { grid-template-columns: 1fr; } }

.data-card {
    background: rgba(var(--bg-rgb), 0.68);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    transition: background 0.2s;
}

.data-card:hover { background: rgba(var(--bg-rgb), 0.88); }

.data-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.data-card-icon {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.data-card-icon svg { width: 18px; height: 18px; }

.data-card-icon.performance { background: rgba(var(--danger-rgb), 0.12); color: var(--danger); }
.data-card-icon.dimensions  { background: rgba(var(--primary-rgb), 0.1); color: var(--primary-light); }
.data-card-icon.fuel        { background: rgba(var(--success-rgb), 0.1); color: var(--success); }
.data-card-icon.maintenance { background: rgba(var(--accent-rgb), 0.1); color: var(--accent); }
.data-card-icon.drivetrain  { background: rgba(var(--primary-rgb), 0.12); color: var(--primary-light); }
.data-card-icon.safety      { background: rgba(var(--danger-rgb), 0.1); color: var(--danger); }
.data-card-icon.charging    { background: rgba(var(--accent-rgb), 0.1); color: var(--accent); }
.data-card-icon.technical   { background: rgba(var(--primary-rgb), 0.08); color: var(--text-muted); }
.data-card-icon.towing      { background: rgba(var(--accent-rgb), 0.12); color: var(--warning); }

.data-card h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
}

.data-card-content {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.data-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
}

.data-item-label { color: var(--text-muted); }

.data-item-value {
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-bright);
}

.data-item-note {
    font-size: 0.68rem;
    color: var(--text-muted);
}

/* connectors */
.charging-regions {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    width: 100%;
}

.charging-region {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.charging-region--border {
    border-top: 1px solid var(--border-soft);
    padding-top: 0.6rem;
}

.charging-region-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.region-badge {
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.1rem 0.45rem;
    border-radius: 3px;
    background: rgba(var(--primary-rgb), 0.05);
    color: var(--text-muted);
    border: 1px solid var(--border-soft);
}

.region-port-count {
    font-size: 0.68rem;
    color: var(--text-subtle);
}

.port-location-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: right;
}

.connector-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    justify-content: flex-end;
}

.connector-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    padding: 0.25rem 0.5rem;
    border-radius: 5px;
    min-width: 3.2rem;
    text-align: center;
}

.connector-name {
    font-family: 'JetBrains Mono', 'Monaco', monospace;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.connector-type-label {
    font-size: 0.55rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.7;
}

.connector-badge.ac {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
}

.connector-badge.dc {
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
    border: 1px solid rgba(var(--accent-rgb), 0.2);
}