/* tnhec.com - The Never Happy Ending Chronicle */

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

:root {
    --crt-dark: #1A1428;
    --twilight-purple: #2D2040;
    --mountain-dusk: #584870;
    --lavender-digital: #B8A0C8;
    --dusty-rose: #D4A0B0;
    --sunset-peach: #E8C8B8;
    --fog-white: #E8E0F0;
    --snow-peak: #F5F0FA;
}

body {
    font-family: 'Crimson Pro', serif;
    font-weight: 400;
    font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
    line-height: 1.8;
    color: var(--fog-white);
    background-color: var(--crt-dark);
    overflow-x: hidden;
}

/* === VHS Tracking Bar === */
.vhs-tracking {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    z-index: 200;
    background: linear-gradient(90deg,
        var(--lavender-digital) 0%, transparent 15%,
        var(--dusty-rose) 30%, transparent 45%,
        var(--sunset-peach) 60%, transparent 75%,
        var(--lavender-digital) 90%, transparent 100%
    );
    background-size: 200% 100%;
    animation: trackingGlitch 0.3s steps(8) infinite;
}

@keyframes trackingGlitch {
    0% { background-position: 0% 0; }
    100% { background-position: 200% 0; }
}

/* === Scan Lines === */
.scanlines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 5;
    background: repeating-linear-gradient(
        0deg,
        rgba(26, 20, 40, 0.08) 0px,
        rgba(26, 20, 40, 0.08) 1px,
        transparent 1px,
        transparent 3px
    );
    opacity: 0;
    animation: scanFadeIn 0.5s 1s ease forwards;
}

.scanlines-heavy {
    background: repeating-linear-gradient(
        0deg,
        rgba(26, 20, 40, 0.2) 0px,
        rgba(26, 20, 40, 0.2) 1px,
        transparent 1px,
        transparent 3px
    );
    opacity: 1;
    animation: none;
}

@keyframes scanFadeIn {
    to { opacity: 1; }
}

/* === Tracking Section === */
.tracking-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 8px;
}

.mountain-hero {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, var(--lavender-digital), var(--dusty-rose), var(--sunset-peach));
    clip-path: polygon(0 100%, 0 45%, 5% 50%, 12% 35%, 20% 48%, 30% 25%, 40% 42%, 50% 20%, 60% 38%, 70% 28%, 80% 40%, 90% 32%, 100% 45%, 100% 100%);
    opacity: 0;
    animation: fadeInSlow 3s 1.5s ease forwards;
    z-index: 1;
}

@keyframes fadeInSlow {
    to { opacity: 1; }
}

.tracking-content {
    text-align: center;
    position: relative;
    z-index: 10;
}

.title-typewriter {
    font-family: 'Share Tech Mono', monospace;
    font-weight: 400;
    font-size: clamp(1.5rem, 3.5vw, 3rem);
    color: var(--lavender-digital);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    min-height: 1.2em;
}

.subtitle {
    font-family: 'Crimson Pro', serif;
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    color: var(--dusty-rose);
    margin-top: 24px;
    opacity: 0;
    animation: fadeIn 1.2s 3.5s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Nature accents */
.nature-accent {
    position: absolute;
    z-index: 3;
    opacity: 0.6;
}

.tree-1 { bottom: 12%; left: 8%; width: 20px; }
.tree-2 { bottom: 15%; right: 12%; width: 16px; }
.cloud-1 { top: 20%; right: 15%; width: 40px; }

/* === Chapter Grid === */
.grid-section {
    padding: 60px 16px 80px;
}

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

.chapter-card {
    aspect-ratio: 16/9;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: translateX(4px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.chapter-card.visible {
    opacity: 1;
    transform: translateX(0);
}

.card-sky {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, var(--lavender-digital), var(--dusty-rose), var(--sunset-peach));
    z-index: 0;
}

.card-mountain {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100%;
    background-color: var(--mountain-dusk);
    clip-path: var(--mountain);
    z-index: 1;
}

.card-scanlines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(26, 20, 40, 0.12) 0px,
        rgba(26, 20, 40, 0.12) 1px,
        transparent 1px,
        transparent 3px
    );
    z-index: 2;
    transition: opacity 0.3s ease;
}

.chapter-card:hover .card-scanlines {
    background: repeating-linear-gradient(
        0deg,
        rgba(26, 20, 40, 0.2) 0px,
        rgba(26, 20, 40, 0.2) 1px,
        transparent 1px,
        transparent 3px
    );
}

.card-title-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30%;
    background: linear-gradient(to bottom, transparent, rgba(26, 20, 40, 0.85));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 12px 16px;
    z-index: 3;
}

.card-meta {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.6875rem;
    color: var(--lavender-digital);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chapter-card:hover .card-meta {
    opacity: 1;
}

.card-title {
    font-family: 'Share Tech Mono', monospace;
    font-weight: 400;
    font-size: clamp(0.75rem, 1.5vw, 1rem);
    color: var(--fog-white);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.card-expanded {
    display: none;
}

/* === Timeline === */
.timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding: 40px 16px;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 10%;
    right: 10%;
    height: 1px;
    background-color: var(--lavender-digital);
    opacity: 0.4;
}

.timeline-marker {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--mountain-dusk);
    border: 1px solid var(--lavender-digital);
    position: relative;
    z-index: 2;
    transition: box-shadow 0.3s ease, background-color 0.3s ease;
}

.timeline-marker.active {
    background-color: var(--lavender-digital);
    box-shadow: 0 0 8px var(--lavender-digital);
}

/* === End of Tape === */
.end-section {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.end-content {
    text-align: center;
    position: relative;
    z-index: 10;
}

.end-text {
    font-family: 'Share Tech Mono', monospace;
    font-weight: 400;
    font-size: 24px;
    color: var(--mountain-dusk);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.crt-cursor {
    animation: cursorBlink 1s steps(2) infinite;
}

@keyframes cursorBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* === Chapter Overlay === */
.chapter-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--crt-dark);
    z-index: 300;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.chapter-overlay.active {
    display: flex;
    opacity: 1;
}

.chapter-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, transparent 50%, var(--crt-dark) 100%);
    pointer-events: none;
    z-index: 1;
}

.close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--mountain-dusk);
    background: var(--twilight-purple);
    cursor: pointer;
    z-index: 10;
    transition: border-color 0.3s ease;
}

.close-btn:hover {
    border-color: var(--lavender-digital);
}

.close-btn::before,
.close-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 2px;
    background-color: var(--lavender-digital);
}

.close-btn::before { transform: translate(-50%, -50%) rotate(45deg); }
.close-btn::after { transform: translate(-50%, -50%) rotate(-45deg); }

.overlay-content {
    max-width: 700px;
    padding: 48px 32px;
    position: relative;
    z-index: 5;
    background: repeating-linear-gradient(
        0deg,
        rgba(26, 20, 40, 0.06) 0px,
        rgba(26, 20, 40, 0.06) 1px,
        transparent 1px,
        transparent 3px
    );
}

.overlay-content .card-meta {
    opacity: 1;
    display: block;
    margin-bottom: 16px;
}

.overlay-content .card-epigraph {
    font-family: 'Crimson Pro', serif;
    font-weight: 300;
    font-style: italic;
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    color: var(--fog-white);
    margin-bottom: 32px;
    line-height: 1.6;
}

.overlay-content .card-narrative {
    font-family: 'Crimson Pro', serif;
    font-weight: 400;
    font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
    color: var(--sunset-peach);
    line-height: 1.8;
}

.overlay-content .card-title {
    font-size: clamp(1.25rem, 2.5vw, 2rem);
    margin-bottom: 24px;
    display: block;
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
    .vhs-tracking {
        animation: none;
    }
    .scanlines {
        opacity: 1;
        animation: none;
    }
    .mountain-hero {
        opacity: 1;
        animation: none;
    }
    .subtitle {
        opacity: 1;
        animation: none;
    }
    .chapter-card {
        opacity: 1;
        transform: none;
    }
    .crt-cursor {
        animation: none;
        opacity: 1;
    }
}

/* === Responsive === */
@media (max-width: 600px) {
    .chapter-grid {
        grid-template-columns: 1fr;
    }
    .timeline {
        gap: 20px;
    }
}