.course-detail-hero {
    background:
        radial-gradient(circle at 82% 18%, rgba(35, 199, 183, 0.22) 0, rgba(35, 199, 183, 0) 32%),
        linear-gradient(135deg, var(--color-bg) 0%, var(--color-primary-light) 58%, var(--color-open-bg) 100%);
    padding: 72px 0 64px;
    color: var(--color-text);
}

.course-detail-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: 48px;
    align-items: center;
}

.course-back-link {
    display: inline-flex;
    margin-bottom: 20px;
    color: var(--color-text-sub);
    font-size: 14px;
    font-weight: 800;
}

.course-kicker {
    display: inline-flex;
    width: fit-content;
    padding: 7px 12px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.48);
    color: var(--color-primary-dark);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.course-detail-title {
    max-width: 760px;
    font-size: 54px;
    line-height: 1.04;
    letter-spacing: -2px;
    color: var(--color-text);
    margin-bottom: 18px;
}

.course-detail-description {
    max-width: 660px;
    color: var(--color-text-sub);
    font-size: 18px;
    line-height: 1.75;
}

.course-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
}

.course-detail-meta span {
    padding: 8px 13px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--color-border);
    color: var(--color-primary-dark);
    font-size: 13px;
    font-weight: 800;
}

.course-detail-visual {
    min-height: 360px;
    border-radius: 32px;
    overflow: hidden;
    background: var(--color-card);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.course-detail-image,
.course-detail-placeholder {
    width: 100%;
    height: 100%;
    min-height: 360px;
}

.course-detail-image {
    display: block;
    object-fit: cover;
}

.course-detail-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    font-size: 24px;
    font-weight: 900;
    background:
        radial-gradient(circle at 30% 25%, rgba(231, 53, 111, 0.16), transparent 28%),
        var(--color-card-soft);
}

.course-stops-section {
    padding: 64px 0 88px;
    background: var(--color-bg);
}

.course-map-section {
    padding: 60px 0;
    background: var(--color-card-soft);
}

.course-map-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
    gap: 28px;
    align-items: stretch;
}

.course-map-copy {
    padding: 28px;
    border-radius: 32px;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.course-map-copy h2 {
    margin-bottom: 12px;
    color: var(--color-text);
    font-size: 32px;
    letter-spacing: -1px;
}

.course-map-copy p {
    color: var(--color-text-sub);
    line-height: 1.65;
}

.course-map-note {
    margin-top: 18px;
    padding: 13px 14px;
    border-radius: 16px;
    background: var(--color-open-bg);
    color: var(--color-accent-dark);
    font-size: 13px;
    font-weight: 800;
}

.course-walk-summary {
    display: grid;
    gap: 10px;
    margin-top: 20px;
}

.course-walk-segment {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    align-items: center;
    padding: 12px 14px;
    border-radius: 20px;
    background: var(--color-card-soft);
    border: 1px solid var(--color-border);
}

.course-walk-segment span,
.course-walk-segment small {
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 800;
}

.course-walk-segment strong {
    color: var(--color-text);
    font-size: 15px;
}

.course-map-panel {
    position: relative;
    min-height: 420px;
    border-radius: 32px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    background: var(--color-open-bg);
}

.course-map-canvas {
    width: 100%;
    height: 100%;
    min-height: 420px;
}

.course-map-fallback {
    position: absolute;
    inset: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    border-radius: 24px;
    background: rgba(255, 247, 250, 0.92);
    color: var(--color-text-sub);
    font-weight: 800;
    text-align: center;
}

.course-map-fallback[hidden] {
    display: none;
}

.course-map-legend {
    position: absolute;
    left: 18px;
    bottom: 18px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    max-width: calc(100% - 36px);
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 12px;
    font-weight: 900;
    box-shadow: var(--shadow-sm);
}

.course-map-legend[hidden] {
    display: none;
}

.course-map-legend-line {
    width: 28px;
    height: 4px;
    border-radius: 999px;
    background: #e7356f;
}

.course-map-marker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    max-width: 220px;
    min-height: 44px;
    padding: 5px 10px 5px 5px;
    border: 1px solid rgba(45, 55, 72, 0.12);
    border-radius: 999px;
    background: #ffffff;
    color: #2d3748;
    box-shadow: 0 10px 24px rgba(45, 55, 72, 0.2);
    font-size: 12px;
    line-height: 1.2;
    text-decoration: none;
}

.course-map-marker-badge {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    background: var(--color-primary);
    color: #ffffff;
    font-size: 15px;
    font-weight: 800;
}

.course-map-marker-text {
    display: grid;
    min-width: 0;
    text-align: left;
}

.course-map-marker-name,
.course-map-marker-category {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.course-map-marker-name {
    color: #1a202c;
    font-weight: 800;
}

.course-map-marker-category {
    margin-top: 2px;
    color: #4a5568;
    font-size: 11px;
    font-weight: 700;
}

.course-map-marker.is-selected {
    border-color: rgba(56, 161, 105, 0.35);
    background: #f0fff4;
}

.course-map-marker.is-selected .course-map-marker-badge {
    background: #23c7b7;
}

.course-map-flow-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 999px;
    background: rgba(231, 53, 111, 0.95);
    color: #fff;
    box-shadow: 0 8px 18px rgba(126, 37, 75, 0.24);
    pointer-events: none;
    transform: rotate(var(--course-flow-angle, 0deg));
}

.course-map-flow-arrow-glyph {
    position: relative;
    display: block;
    width: 11px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

.course-map-flow-arrow-glyph::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -1px;
    width: 7px;
    height: 7px;
    border-top: 3px solid #c91f59;
    border-right: 3px solid #c91f59;
    transform: translateY(-50%) rotate(45deg);
    transform-origin: center;
}

.course-map-info {
    display: block;
    padding: 8px 10px;
    color: var(--color-text);
    font-size: 13px;
    text-decoration: none;
}

.course-stops-header {
    margin-bottom: 28px;
}

.course-stops-header h2 {
    font-size: 34px;
    letter-spacing: -1px;
    color: var(--color-text);
}

.course-stop-list {
    display: grid;
    gap: 18px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-stop-card {
    border-radius: 32px;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.course-stop-link {
    display: grid;
    grid-template-columns: 54px 180px minmax(0, 1fr);
    gap: 20px;
    padding: 18px;
    color: inherit;
}

.course-stop-order {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #fff8fb;
    font-weight: 900;
}

.course-stop-image-wrap {
    min-height: 130px;
    border-radius: 24px;
    overflow: hidden;
    background: var(--color-card-soft);
}

.course-stop-image,
.course-stop-placeholder {
    width: 100%;
    height: 100%;
    min-height: 130px;
}

.course-stop-image {
    display: block;
    object-fit: cover;
}

.course-stop-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    font-size: 16px;
    font-weight: 900;
}

.course-stop-body {
    min-width: 0;
}

.course-stop-topline,
.course-stop-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.course-stop-category,
.course-stop-status,
.course-stop-stats span {
    padding: 5px 10px;
    border-radius: 999px;
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    font-size: 12px;
    font-weight: 800;
}

.course-stop-body h3 {
    margin: 12px 0 8px;
    color: var(--color-text);
    font-size: 24px;
    letter-spacing: -0.6px;
}

.course-stop-date,
.course-stop-address,
.course-stop-coordinate {
    color: var(--color-text-sub);
    font-size: 14px;
    margin-bottom: 6px;
}

.course-stop-coordinate {
    color: var(--color-accent-dark);
    font-weight: 800;
}

.course-stop-coordinate.is-missing {
    color: #b7791f;
}

.course-stop-stats {
    margin-top: 12px;
}

.course-empty-state {
    padding: 36px;
    border-radius: 28px;
    background: var(--color-card);
    color: var(--color-text-sub);
    text-align: center;
}

@media (max-width: 900px) {
    .course-detail-hero-grid,
    .course-stop-link,
    .course-map-grid {
        grid-template-columns: 1fr;
    }

    .course-detail-title {
        font-size: 40px;
    }

    .course-stop-order {
        width: 38px;
        height: 38px;
    }

    .course-map-panel,
    .course-map-canvas {
        min-height: 340px;
    }
}

@media (max-width: 480px) {
    .course-detail-hero {
        padding: 48px 0;
    }

    .course-detail-title {
        font-size: 34px;
    }

    .course-detail-description {
        font-size: 15px;
    }
}