/* mujun.work — Pop-Art Editorial Magazine */

:root {
    --gold: #d4a857;
    --red: #e63946;
    --blue: #2a5caa;
    --cream: #faf6eb;
    --parchment: #f5eacc;
    --ink: #1c1710;
    --olive: #8a7a5a;
}

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

html {
    scroll-behavior: smooth;
    scroll-snap-type: y mandatory;
}

body {
    font-family: 'Source Serif 4', serif;
    background: var(--cream);
    color: var(--ink);
    overflow-x: hidden;
}

/* Spreads */
.spread {
    width: 100vw;
    height: 100vh;
    scroll-snap-align: start;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Cover */
.spread-cover {
    background: var(--cream);
}

.aurora-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--parchment) 0%, var(--gold) 30%, var(--cream) 60%, var(--parchment) 100%);
    opacity: 0.6;
    animation: aurora-breathe 8s ease-in-out infinite;
}

@keyframes aurora-breathe {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.02); }
}

.halftone-overlay {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, var(--ink) 1px, transparent 1px);
    background-size: 12px 12px;
    opacity: 0.04;
    z-index: 1;
}

.cover-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.cover-title {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(3rem, 8vw, 6rem);
    letter-spacing: -0.03em;
    color: var(--ink);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.dot-accent {
    color: var(--red);
}

.cover-subtitle {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500;
    font-size: clamp(0.9rem, 2vw, 1.2rem);
    color: var(--olive);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.cover-icon {
    display: flex;
    justify-content: center;
}

.icon-large {
    width: 150px;
    height: 150px;
    animation: icon-rotate 20s linear infinite;
}

@keyframes icon-rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
}

.scroll-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--olive);
    display: block;
    margin-bottom: 0.5rem;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    margin: 0 auto;
    border-right: 2px solid var(--gold);
    border-bottom: 2px solid var(--gold);
    transform: rotate(45deg);
    animation: bounce-arrow 2s ease-in-out infinite;
}

@keyframes bounce-arrow {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(6px); }
}

/* Spread Grid */
.spread-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    height: 100%;
    padding: 4rem;
    gap: 4rem;
    align-items: center;
}

.spread-grid.reverse .spread-left {
    order: 1;
}

.spread-grid.reverse .spread-right {
    order: 2;
}

.spread-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    display: block;
    margin-bottom: 1rem;
}

.spread-headline {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 1.5rem;
}

.spread-body {
    font-family: 'Source Serif 4', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.7;
    color: var(--ink);
    max-width: 480px;
}

.spread-caption {
    margin-top: 1.5rem;
}

.accent-text {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--red);
    letter-spacing: 0.02em;
}

.icon-editorial {
    width: 100%;
    max-width: 300px;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Spread Backgrounds */
.spread-paradox {
    background: var(--cream);
    border-top: 1px solid var(--parchment);
}

.spread-automation {
    background: var(--parchment);
}

.spread-meaning {
    background: var(--cream);
    border-top: 1px solid var(--parchment);
}

/* Colophon */
.spread-colophon {
    background: var(--ink);
}

.colophon-content {
    text-align: center;
    padding: 2rem;
}

.colophon-title {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(3rem, 8vw, 6rem);
    color: var(--gold);
    margin-bottom: 1.5rem;
}

.colophon-text {
    font-family: 'Source Serif 4', serif;
    font-weight: 400;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--parchment);
    max-width: 540px;
    margin: 0 auto 2rem;
}

.colophon-mark {
    display: flex;
    justify-content: center;
}

.icon-mark {
    width: 80px;
    height: 80px;
}

/* Reveal animations */
.spread-left, .spread-right {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.spread-left.visible, .spread-right.visible {
    opacity: 1;
    transform: translateY(0);
}

.spread-right {
    transition-delay: 0.2s;
}

/* Responsive */
@media (max-width: 768px) {
    .spread-grid {
        grid-template-columns: 1fr;
        padding: 2rem;
        gap: 2rem;
    }

    .spread-grid.reverse .spread-left {
        order: 2;
    }

    .spread-grid.reverse .spread-right {
        order: 1;
    }

    .icon-editorial {
        max-width: 180px;
    }
}