/* =========================================================
   PREVIOUS EVENTS ARCHIVE PAGE
   ---------------------------------------------------------
   This file styles only the dedicated previous events page.
   It keeps archive-specific UI separate from the homepage.
   ========================================================= */

/* =========================================================
   HERO
   ========================================================= */

.archive-hero {
    position: relative;
    padding: 72px 0 34px;
    overflow: hidden;
}

.archive-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 20%, rgba(91, 140, 255, 0.12), transparent 28%),
        radial-gradient(circle at 82% 30%, rgba(139, 92, 246, 0.12), transparent 24%),
        radial-gradient(circle at 50% 100%, rgba(34, 211, 238, 0.08), transparent 30%);
    pointer-events: none;
}

.archive-hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 34px;
    align-items: center;
}

.archive-title {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2.8rem, 6vw, 5rem);
    line-height: 0.96;
    letter-spacing: -0.04em;
    margin-bottom: 18px;
}

.archive-description {
    max-width: 620px;
    color: var(--text-secondary);
    font-size: 1.03rem;
    margin-bottom: 26px;
}

.archive-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.archive-hero-panel {
    overflow: hidden;
    padding: 18px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03)),
        rgba(7, 13, 28, 0.58);
}

.archive-hero-panel-image {
    height: 300px;
    overflow: hidden;
    border-radius: 22px;
    margin-bottom: 16px;
}

.archive-hero-panel-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.archive-hero-panel-content {
    padding: 8px 4px 2px;
}

.archive-hero-panel-content h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.35rem;
    line-height: 1.15;
    margin-bottom: 10px;
}

.archive-hero-panel-content p {
    color: var(--text-secondary);
}

.archive-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    margin-bottom: 12px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

/* =========================================================
   QUICK NAV
   ========================================================= */

.archive-quick-nav-section {
    padding: 10px 0 22px;
}

.archive-quick-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    padding: 18px;
}

.archive-nav-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-fast);
}

.archive-nav-pill:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.08);
}

/* =========================================================
   SERIES SECTION
   ========================================================= */

.archive-series-section {
    padding-top: 60px;
}

.archive-series-header {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 28px;
    align-items: end;
    margin-bottom: 28px;
}

.archive-series-header h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2.1rem, 4vw, 3.2rem);
    line-height: 1.05;
}

.archive-series-header p {
    color: var(--text-secondary);
    max-width: 760px;
}

/* =========================================================
   FEATURE BLOCK
   ========================================================= */

.archive-series-feature {
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 24px;
}

.archive-series-feature-media {
    min-height: 340px;
}

.archive-series-feature-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.archive-series-feature-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.series-highlight-badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    min-height: 34px;
    padding: 0 12px;
    margin-bottom: 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.archive-series-feature-content h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.8rem;
    line-height: 1.1;
    margin-bottom: 12px;
}

.archive-series-feature-content p {
    color: var(--text-secondary);
}

/* =========================================================
   COLLAGE GRID
   Good for Hackfest because you have multiple photos there
   ========================================================= */

.archive-collage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 220px;
    gap: 18px;
    margin-bottom: 24px;
}

.archive-collage-card {
    overflow: hidden;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.archive-collage-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.archive-collage-large {
    grid-column: span 2;
    grid-row: span 2;
}

/* =========================================================
   EDITION CARDS
   ========================================================= */

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

.edition-grid-two {
    grid-template-columns: repeat(2, 1fr);
}

.edition-grid-wide {
    grid-template-columns: repeat(3, 1fr);
}

.edition-card {
    overflow: hidden;
    min-height: 100%;
    transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.edition-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.10);
}

.edition-image {
    height: 220px;
    overflow: hidden;
}

.edition-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.edition-content {
    padding: 22px;
}

.edition-content-only {
    min-height: 100%;
}

.edition-meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.edition-content h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.2rem;
    line-height: 1.12;
    margin-bottom: 10px;
}

.edition-content p {
    color: var(--text-secondary);
    font-size: 0.96rem;
}

/* =========================================================
   FINAL CTA
   ========================================================= */

.archive-cta-section {
    padding-top: 30px;
}

.archive-cta-box {
    text-align: center;
    padding: 60px 30px;
    background:
        radial-gradient(circle at top center, rgba(91, 140, 255, 0.16), transparent 35%),
        rgba(255, 255, 255, 0.06);
}

.archive-cta-box h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.06;
    margin-bottom: 12px;
}

.archive-cta-box p {
    max-width: 760px;
    margin: 0 auto 24px;
    color: var(--text-secondary);
}

.archive-cta-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 1200px) {

    .archive-hero-grid,
    .archive-series-header,
    .archive-series-feature {
        grid-template-columns: 1fr;
    }

    .archive-series-feature-media {
        min-height: 280px;
    }

    .edition-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .edition-grid-wide {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .archive-collage-grid {
        grid-template-columns: 1fr 1fr;
    }

    .archive-collage-large {
        grid-column: span 2;
    }

    .edition-grid-two,
    .edition-grid-wide,
    .edition-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 820px) {
    .archive-hero {
        padding-top: 44px;
    }

    .archive-title {
        font-size: clamp(2.3rem, 8vw, 4rem);
    }

    .archive-collage-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 220px;
    }

    .archive-collage-large {
        grid-column: span 1;
        grid-row: span 1;
    }

    .archive-quick-nav {
        justify-content: flex-start;
    }
}