:root {
    --campus-bg: #f6f8fb;
    --campus-primary: #0d6efd;
    --campus-secondary: #6c757d;
    --campus-dark: #1f2937;
    --campus-light: #ffffff;
    --campus-accent: #00b894;
}

body {
    background-color: var(--campus-bg);
}

.main-container header{
    background-color: var(--primary);
}
section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.5rem auto;
}

.section-header h2, main section h2:nth-of-type(1)  {
    font-size: 2rem;
    font-weight: 700;
    color: var(--campus-accent);
}

.section-header p {
    color: grey;
    margin-top: 0.75rem;
}

/* Hall */
.campus-hall {
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.campus-hall__intro {
    max-width: 560px;
}

.campus-hall__pretitle {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.85rem;
    color: var(--campus-primary);
}

.campus-hall__title{
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 800;
    margin: 1rem 0;
    color: var(--primary);
}

.campus-hall__subtitle {
    font-size: 1.1rem;
    color: var(--campus-secondary);
}

.campus-hall__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.campus-hall__map {
    margin-top: 3.5rem;
}

.campus-map {
    position: relative;
    background: radial-gradient(circle at 30% 30%, rgba(13, 110, 253, 0.12), transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(0, 184, 148, 0.1), transparent 55%),
        var(--campus-light);
    border-radius: 24px;
    padding: 3rem;
    overflow: hidden;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
}

.campus-map__node {
    position: absolute;
    background: var(--campus-light);
    border-radius: 18px;
    padding: 0.6rem 1rem;
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.16);
    border: 1px solid rgba(13, 110, 253, 0.2);
    font-weight: 600;
    color: var(--campus-dark);
}

.campus-map__node--hall { top: 70%; left: 10%; }
.campus-map__node--orientation { top: 45%; left: 35%; }
.campus-map__node--admission { top: 20%; left: 55%; }
.campus-map__node--learning { top: 10%; right: 10%; }
.campus-map__node--community { bottom: 15%; right: 20%; }
.campus-map__node--career { bottom: 5%; right: 5%; }

.campus-map__paths {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.campus-map__paths path {
    fill: none;
    stroke: rgba(13, 110, 253, 0.45);
    stroke-width: 6;
    stroke-linecap: round;
}

/* Itinerary */
.campus-itinerary {
    background: var(--campus-light);
}

.itinerary-steps {
    display: grid;
    gap: 1.5rem;
}

.itinerary-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.5rem;
    align-items: flex-start;
    background: rgba(13, 110, 253, 0.05);
    border-radius: 18px;
    padding: 1.75rem;
    border: 1px solid rgba(13, 110, 253, 0.16);
}

.itinerary-step__marker {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--campus-primary);
    color: var(--campus-light);
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.itinerary-step__content h3 {
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
}

.itinerary-step__content p {
    color: var(--campus-secondary);
}

.itinerary-step__content ul {
    padding-left: 1.1rem;
    margin-top: 0.75rem;
    color: var(--campus-dark);
}

/* Spaces */
.campus-spaces {
    background: linear-gradient(180deg, rgba(13, 110, 253, 0.06), transparent 60%, rgba(0, 184, 148, 0.08));
}

.spaces-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.space-card {
    position: relative;
    background: var(--campus-light);
    border-radius: 18px;
    padding: 2rem 1.75rem;
    min-height: 240px;
    box-shadow: 0 16px 35px rgba(15, 23, 42, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.space-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 22px 45px rgba(15, 23, 42, 0.18);
}

.space-card__icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(13, 110, 253, 0.12);
    color: var(--campus-primary);
    display: grid;
    place-items: center;
    font-size: 1.4rem;
    margin-bottom: 1.25rem;
}

.space-card h3 { font-size: 1.3rem; }
.space-card p { color: var(--campus-secondary); }
.space-card a { font-weight: 600; margin-top: 1rem; display: inline-block; }

/* Journey */
.campus-journey {
    background: var(--campus-light);
}

.journey-timeline {
    position: relative;
    margin-top: 3rem;
    padding-left: 2rem;
}

.journey-timeline::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 22px;
    width: 4px;
    background: linear-gradient(180deg, rgba(13, 110, 253, 0.4), rgba(0, 184, 148, 0.4));
}

.journey-timeline__item {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 2.5rem;
}

.journey-timeline__badge {
    position: absolute;
    left: -0.2rem;
    top: 0;
    background: var(--campus-primary);
    color: var(--campus-light);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.75rem;
}

.journey-timeline__body {
    background: rgba(13, 110, 253, 0.05);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid rgba(13, 110, 253, 0.15);
}

.journey-timeline__body h3 {
    font-size: 1.25rem;
    margin-bottom: 0.35rem;
}

.journey-timeline__body p {
    color: var(--campus-secondary);
}

/* CTA */
.campus-cta {
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.85), rgba(0, 184, 148, 0.85));
    color: var(--campus-light);
    text-align: center;
}

.campus-cta__content {
    max-width: 640px;
    margin: 0 auto;
}

.campus-cta__content h2 {
    font-weight: 700;
    font-size: 2rem;
}

.campus-cta__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.campus-cta .btn-outline-primary {
    color: var(--primary);
    border-color: rgba(255, 255, 255, 0.6);
}

.campus-cta .btn-outline-primary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 992px) {
    .campus-hall__map {
        margin-top: 2.5rem;
    }

    .campus-map {
        padding: 2rem;
    }

    .campus-map__node {
        font-size: 0.85rem;
        padding: 0.45rem 0.8rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 3rem 0;
    }

    .itinerary-step {
        grid-template-columns: 1fr;
    }

    .journey-timeline {
        padding-left: 1rem;
    }

    .journey-timeline__badge {
        left: -0.4rem;
    }

    .spaces-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }

    .campus-hall__ctas {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 576px) {
    .campus-map {
        padding: 1.5rem;
    }

    .campus-map__node {
        transform: scale(0.85);
        transform-origin: left top;
    }
}