/* ================================
   INDEX PAGE – ARCHIVE LANDING
   Card grid + themed cards
   ================================ */

/* Layout for INDEX ONLY */
body.index-page {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, sans-serif;
    background: linear-gradient(
        to bottom,
        var(--sky-top),
        var(--sky-mid),
        var(--sky-bottom)
    );
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;   /* content near top */
    align-items: center;
    padding: 1.5rem 1rem 0.75rem;
}

/* Header */

header {
    text-align: center;
    font-size: 2.7rem;
    font-weight: 700;
    padding: 0.5rem 0 0.25rem;
    color: var(--accent-blue);
    text-shadow: 0 0 6px var(--accent-blue-glow);
}

.tagline {
    display: block;
    margin-top: 0.3rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Archive grid */

.archive-grid {
    flex: 1;                           /* take remaining vertical space */
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
    width: 100%;
    max-width: 1400px;
    margin: 1.5rem auto 0;
}

/* Base card */

.card {
    flex: 1 1 260px;
    max-width: 300px;
    min-width: 240px;
    background: #ffffffee;
    border-radius: 1.25rem;
    padding: 1.35rem 1.4rem 1.5rem;
    text-align: center;
    box-shadow: 0 4px 14px rgba(0, 60, 130, 0.16);
    border: 2px solid rgba(0, 90, 180, 0.16);
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.2;
    mix-blend-mode: screen;
    pointer-events: none;
    background:
        radial-gradient(circle at -10% -10%, rgba(255,255,255,0.9), transparent 55%),
        radial-gradient(circle at 110% 110%, rgba(255,255,255,0.8), transparent 60%);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 22px rgba(0, 60, 130, 0.25);
}

.card-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
}

.card-subtitle {
    margin-top: 0.4rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.card-text {
    font-size: 0.9rem;
    margin-top: 0.9rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* Primary button */

.card-btn {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.55rem 1.4rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
    color: #fff;
}

.card-btn:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
}

/* Themed cards */

/* Shadow / Tenebrax theme */
.card--shadow {
    background: linear-gradient(135deg, #1d1024 0%, #2c1a3a 45%, #050813 100%);
    border-color: rgba(255, 255, 255, 0.08);
    color: #f9f4ff;
}

.card--shadow .card-title {
    color: #ff5a5a;
}

.card--shadow .card-subtitle {
    color: #f3d9ff;
}

.card--shadow .card-text {
    color: #f0e5ff;
}

.card--shadow .card-btn {
    background: radial-gradient(circle at top, #ff9f9f 0%, #ff5a5a 45%, #c8001e 100%);
    box-shadow: 0 0 10px rgba(255, 90, 90, 0.7);
}

/* Sonic-style future RP */
.card--sonic {
    background: linear-gradient(135deg, #ffffff 0%, #e3f2ff 40%, #c5e4ff 100%);
    border-color: rgba(0, 120, 255, 0.22);
}

.card--sonic .card-title {
    color: var(--accent-blue);
}

.card--sonic .card-subtitle {
    color: var(--text-muted);
}

.card--sonic .card-text {
    color: var(--text-muted);
}

.card--sonic .card-btn {
    background: radial-gradient(circle at top, #6fd0ff 0%, #0b8dff 50%, #005fd1 100%);
    box-shadow: 0 0 10px rgba(0, 120, 255, 0.6);
}

/* Silver-style future RP */
.card--silver {
    background: linear-gradient(135deg, #f7fbff 0%, #e5f2ff 40%, #e9f7ff 100%);
    border-color: rgba(160, 190, 255, 0.6);
}

.card--silver .card-title {
    color: #7088ff;
}

.card--silver .card-subtitle {
    color: #7b93c8;
}

.card--silver .card-text {
    color: #7383a8;
}

.card--silver .card-btn {
    background: radial-gradient(circle at top, #d7f1ff 0%, #9fc4ff 45%, #6c8dff 100%);
    box-shadow: 0 0 10px rgba(140, 170, 255, 0.7);
}

/* Footer */

footer {
    margin-top: auto;             /* pushes footer to bottom */
    text-align: center;
    padding: 1.2rem 0 0.2rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}