/* =========================
SPACE CATALOG GLOBAL STYLES
============================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a2e;
    --accent-gold: #f5c518;
    --accent-purple: #6c63ff;
    --text-primary: #e8e8f0;
    --text-secondary: #9090a8;
    --border-color: #2a2a3e;
    --glow-gold: 0 0 20px rgba(245, 197, 24, 0.3);
    --glow-purple: 0 0 20px rgba(108, 99, 255, 0.3);
}
html {
    scroll-behavior: smooth;
}
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}
a {
    text-decoration: none;
    color: inherit;
}
/* ==========================
   NAVBAR
   ========================== */

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: left;
    padding: 1.2rem 4rem;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-brand h1 {
    font-size: 1.5rem;
    color: var(--accent-gold);
    letter-spacing: 1px;
    font-family: san-serif;
}
.nav-brand span {
    font-size: 0.95rem;
    letter-spacing: 1px;
    text-transform: lowercase;
}
.nav-links {
    display: flex;
    list-style: none;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}
.nav-links a:hover {
    color: var(--accent-gold);
}
/* =======================
    HERO
   =======================*/

.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    background: radial-gradient(
        ellipse at center,
        rgba(108, 99, 255, 0.15) 0%,
        rgba(10, 10, 15, 0) 70%
    );
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(
        ellipse at circle,
        rgba(108, 99, 255, 0.1) 0%,
        transparent 70%
    );
    bottom: 20%;
    right: 10%;
    border-radius: 50%;
}
.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
}

.hero-content h2 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
    line-height: 1.2;
}

.hero-content h3 {
    font-size: 2rem;
    font-weight: 400;
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
    letter-spacing: 3px;
}
.hero-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background-color: var(--accent-gold);
    color: #0a0a0f;
    padding: 0.85rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 1px;
    transition:
        box-shadow 0.3s ease,
        transform 0.3s ease;
}

.btn-primary:hover {
    box-shadow: var(--glow-gold);
    transform: translateY(-2px);
}

.btn-secondary {
    border: 1px solid var(--accent-purple);
    color: var(--accent-purple);
    padding: 0.85rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 1px;
    transition:
        box-shadow 0.3s ease,
        transform 0.3s ease;
}

.btn-secondary:hover {
    box-shadow: var(--glow-purple);
    transform: translateY(-2px);
}

/* =====================
    STATS
    ==================== */

.stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 4rem 4rem;
    flex-wrap: wrap;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stat-card {
    text-align: center;
    padding: 2rem 3rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    min-width: 150px;
    transition:
        box-shadow 0.3s ease,
        transform 0.3s ease;
}

.stat-card:hover {
    box-shadow: var(--glow-gold);
    transform: translateY(-4px);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--accent-gold);
    font-weight: 700;
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 0.5rem;
}

/* =================
  FEATURED
  ================== */

.featured {
    padding: 5rem 4rem;
}

.featured h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 3rem;
    letter-spacing: 2px;
}

.featured h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 2px;
    background-color: var(--accent-gold);
    margin: 0.75rem auto 0;
}

.cards-grids {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    transition:
        box-shadow 0.3s ease,
        transform 0.3s ease;
}

.card:hover {
    box-shadow: var(--glow-purple);
    transform: translateY(-4px);
}

.card h3 {
    font-size: 1.3rem;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.card-type {
    font-size: 0.8rem;
    color: var(--accent-purple);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.card-link {
    color: var(--accent-gold);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--accent-gold);
    padding-bottom: 2px;
    transition: opacity 0.3s ease;
}

.card-link:hover {
    opacity: 0.7;
}

/* ===================
    FOOTER
    ================== */
.footer {
    text-align: center;
    padding: 3rem 2rem;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 2;
}

/* ===========================
        SCROLLBAR
        ========================== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple);
}

/* ===========================
   APOD SECTION
   ========================== */
.apod {
    padding: 5rem 4rem;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.apod h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.apod h2:after {
    content: "";
    display: block;
    width: 60px;
    height: 2px;
    background-color: var(--accent-gold);
    margin: 0.75rem auto 0;
}
.apod-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-bottom: 3rem;
}

.apod-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
    align-items: start;
}

.apod-image-wrapper {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--glow-purple);
}
.apod-image {
    width: 100%;
    height: auto;
    display: block;
}

.apod-video-wrapper {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.apod-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.apod-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.apod-title {
    font-size: 1.5rem;
    color: var(--accent-gold);
    line-height: 1.4;
}

.apod-date {
    font-size: 0.85rem;
    color: var(--accent-purple);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.apod-explanation {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}

.apod-loading {
    text-align: center;
    color: var(--text-secondary);
    padding: 3rem;
    grid-column: 1 / -1;
}
/* ===========================
   PAGE HERO
   =========================== */

.page-hero {
    padding: 4rem;
    text-align: center;
    background: radial-gradient(
        ellipse at center,
        rgba(108, 99, 255, 0.1) 0%,
        rgba(10, 10, 15, 0) 70%
    );
    border-bottom: 1px solid var(--border-color);
}

.page-hero h2 {
    font-size: 3rem;
    color: var(--accent-gold);
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

.page-hero p {
    color: var(--text-secondary);
    font-size: 1rem;
    letter-spacing: 1px;
}

/* ===========================
   CATALOG GRID
   =========================== */

.catalog {
    padding: 4rem;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.catalog-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    transition:
        box-shadow 0.3s ease,
        transform 0.3s ease;
}

.catalog-card:hover {
    box-shadow: var(--glow-purple);
    transform: translateY(-4px);
}

.catalog-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.catalog-card-header h3 {
    font-size: 1.3rem;
    color: var(--accent-gold);
}

.catalog-badge {
    font-size: 0.75rem;
    color: var(--accent-purple);
    border: 1px solid var(--accent-purple);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    letter-spacing: 1px;
}

.catalog-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.catalog-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: 6px;
}

.detail {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    width: 100%;
}

.detail-label {
    color: var(--text-secondary);
}

.detail-value {
    color: var(--text-primary);
    font-weight: normal;
}

.african-context {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.african-context h4 {
    color: var(--accent-gold);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    align-items: center;
}

.african-context p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    align-items: center;
}

.loading {
    color: var(--text-secondary);
    text-align: center;
    padding: 3rem;
}
.card-image {
    width: 100%;
    height: 190px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 12px;
    display: block;
}

.detail-image {
    width: 400px;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 24px;
    flex-shrink: 0;
}
.catalog-card {
    overflow: hidden;
}
.detail-card {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    flex-direction: column;
}
.detail-african {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.detail-info {
    flex: 1;
}
.detail-top {
    display: flex;
    flex-direction: row;
    gap: 2rem;
    align-items: flex-start;
}
/* ===================
    MOBILE RESPONSIVE FIXES
    ==================== */
@media (max-width: 768px) {
    /*NAVBAR*/
    .navbar {
        flex-direction: column;
        align-items: center;
        padding: 1rem;
        gap: 1rem;
    }

    .nav-links {
        grid-template-columns: repeat(4, 1fr);
        justify-content: center;
        gap: 1rem;
    }

    /*HERO*/
    .hero {
        padding: 3rem 1rem;
        min-height: auto;
    }
    .hero-content h2 {
        font-size: 2.2rem;
    }
    .hero-content h3 {
        font-size: 1.3rem;
        letter-spacing: 1px;
    }
    .hero-content p {
        font-size: 1rem;
    }

    /*GENERAL SECTION PADDING*/
    .featured,
    .catalog,
    .apod,
    .page-hero {
        padding: 2rem 1rem;
    }

    /*APOD SECTION*/
    .apod-container {
        grid-template-columns: 1fr;
    }
    /*DETAIL PAGE FIX*/
    .detail-top {
        flex-direction: column;
        align-items: flex-start;
    }
    .detail-image {
        width: 100%;
        height: auto;
    }

    /*AFRICAN GRID*/
    .detail-african {
        grid-template-columns: 1fr;
    }

    /*CARD GRIDS*/
    .cards-grids,
    .catalog-grid {
        grid-template-columns: 1fr;
    }

    /*CARD PADDING*/
    .card,
    .catalog-card,
    .detail-card {
        padding: 2rem;
    }

    /*PAGE TITLES*/
    .page-hero h2 {
        font-size: 2rem;
    }

    /*STATS*/
    .stats {
        padding: 2rem 1rem;
        gap: 1rem;
    }

    .stat-card {
        width: 100%;
    }

    /*FIX LONG TEXT OVERFLOW*/
    P,
    h1,
    h2,
    h3,
    h4 {
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
}