:root {
    --obsidian: #0B0B0F;
    --charcoal-depth: #16161D;
    --slate-facet: #1E1E28;
    --refined-gold: #C9A84C;
    --pale-amber: #D4B86A;
    --antique-gold: #8B7332;
    --parchment-white: #E8E4DA;
    --silver-mist: #9A9688;
    --prismatic-white: #F5F0E6;
    --deep-amethyst: #1A1028;
    --scroll-angle: 135deg;
}

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

body {
    background: linear-gradient(135deg, var(--obsidian) 0%, var(--deep-amethyst) 40%, var(--charcoal-depth) 100%);
    color: var(--parchment-white);
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    line-height: 1.75;
    overflow-x: hidden;
}

.zen-texture {
    position: fixed;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

/* Diamond Navigation */
.diamond-nav {
    position: fixed;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 100;
}

.diamond {
    width: 12px;
    height: 12px;
    border: 1px solid var(--refined-gold);
    transform: rotate(45deg);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.diamond.active {
    background: var(--refined-gold);
}

.diamond:hover {
    transform: rotate(90deg);
}

/* Chambers */
.chamber {
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

/* Chamber 1: Void */
.chamber-void {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--obsidian);
}

.crystal {
    position: relative;
}

.crystal-svg {
    width: clamp(150px, 25vw, 300px);
    height: clamp(150px, 25vw, 300px);
    animation: crystalRotate 30s linear infinite;
}

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

/* Chamber Dividers */
.chamber-divider {
    position: relative;
    z-index: 1;
    height: 20vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
}

.divider-line {
    width: 0;
    height: 1px;
    background: rgba(201, 168, 76, 0.4);
    transition: width 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.divider-line.drawn {
    width: 80%;
}

.divider-diamond {
    width: 8px;
    height: 8px;
    border: 1px solid var(--refined-gold);
    transform: rotate(45deg);
    display: block;
}

.divider-numeral {
    font-family: 'Libre Baskerville', serif;
    font-style: italic;
    font-size: clamp(3rem, 6vw, 8rem);
    background: linear-gradient(var(--scroll-angle), var(--antique-gold), var(--refined-gold), var(--pale-amber), var(--refined-gold), var(--antique-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Foundation */
.chamber-foundation {
    min-height: 90vh;
    padding: 10vh 8vw;
}

.masonry-foundation, .masonry-lattice {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2px;
}

.masonry-block {
    background: var(--charcoal-depth);
    padding: clamp(1.5rem, 3vw, 3rem);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid transparent;
}

.masonry-block.in-view {
    opacity: 1;
    transform: translateY(0);
}

.masonry-block:hover {
    border-color: var(--refined-gold);
    background: var(--slate-facet);
}

.block-wide { grid-column: span 12; }
.block-half { grid-column: span 6; }
.block-square { grid-column: span 4; grid-row: span 2; }
.block-tall { grid-column: span 5; grid-row: span 3; }
.block-golden { grid-column: span 3; grid-row: span 2; }

.display-heading {
    font-family: 'Libre Baskerville', serif;
    font-weight: 700;
    font-size: clamp(2.4rem, 5.5vw, 5.6rem);
    letter-spacing: -0.02em;
    color: var(--parchment-white);
    margin-bottom: 1rem;
}

.section-heading {
    font-family: 'Libre Baskerville', serif;
    font-weight: 700;
    font-size: clamp(1.4rem, 3vw, 2.4rem);
    letter-spacing: -0.02em;
    color: var(--parchment-white);
    margin-bottom: 1rem;
}

.block-subtitle {
    font-family: 'Libre Baskerville', serif;
    font-weight: 400;
    font-style: italic;
    font-size: clamp(1.2rem, 2vw, 1.8rem);
    color: var(--silver-mist);
}

.block-body {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    line-height: 1.75;
    color: var(--parchment-white);
    max-width: 42ch;
}

.block-pullquote {
    font-family: 'Libre Baskerville', serif;
    font-weight: 400;
    font-style: italic;
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    color: var(--refined-gold);
    line-height: 1.5;
}

.dm-mono {
    font-family: 'DM Mono', monospace;
    font-size: 0.8em;
    letter-spacing: 0.06em;
}

.gold-foil {
    background: linear-gradient(var(--scroll-angle), var(--antique-gold), var(--refined-gold), var(--pale-amber), var(--refined-gold), var(--antique-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.block-crystal {
    width: 100%;
    max-width: 120px;
    margin: 1rem auto;
    display: block;
    animation: crystalRotate 45s linear infinite;
}

/* Lattice */
.chamber-lattice {
    min-height: 100vh;
    padding: 8vh 8vw;
}

/* Proof */
.chamber-proof {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10vh 8vw;
}

.proof-column {
    max-width: 680px;
    margin: 0 auto;
}

.proof-body {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.5vw, 1.3rem);
    line-height: 1.75;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.proof-body.in-view {
    opacity: 1;
    transform: translateY(0);
}

.proof-quote {
    font-family: 'Libre Baskerville', serif;
    font-style: italic;
    font-size: clamp(1.3rem, 2.5vw, 2rem);
    color: var(--refined-gold);
    border-left: 2px solid var(--antique-gold);
    padding-left: 2rem;
    margin: 3rem 0;
}

/* Facet */
.chamber-facet {
    min-height: 80vh;
    padding: 10vh 8vw;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6vh;
}

.facet-grid {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.facet-block {
    background: var(--charcoal-depth);
    padding: 2rem;
    max-width: 300px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.facet-block.in-view {
    opacity: 1;
    transform: translateY(0);
}

.fb-1 { transform: rotate(-2deg) translateY(20px); }
.fb-1.in-view { transform: rotate(-2deg) translateY(0); }
.fb-2 { transform: rotate(1deg) translateY(20px); }
.fb-2.in-view { transform: rotate(1deg) translateY(0); }
.fb-3 { transform: rotate(-1deg) translateY(20px); }
.fb-3.in-view { transform: rotate(-1deg) translateY(0); }

.fracture-crystal {
    width: 100px;
    height: 100px;
    display: block;
    margin: 0 auto;
}

.closing-mark {
    text-align: center;
    margin-top: 4vh;
}

.closing-domain {
    font-family: 'Libre Baskerville', serif;
    font-weight: 400;
    font-size: 1.2rem;
    color: var(--silver-mist);
    margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .masonry-foundation, .masonry-lattice {
        grid-template-columns: repeat(4, 1fr);
    }
    .block-wide { grid-column: span 4; }
    .block-half { grid-column: span 4; }
    .block-square { grid-column: span 2; }
    .block-tall { grid-column: span 4; }
    .block-golden { grid-column: span 2; }
    .diamond-nav { right: 1rem; }
}

@media (max-width: 480px) {
    .masonry-foundation, .masonry-lattice {
        grid-template-columns: repeat(2, 1fr);
    }
    .block-square { grid-column: span 2; }
    .facet-grid { flex-direction: column; align-items: center; }
}

@media (prefers-reduced-motion: reduce) {
    .crystal-svg, .block-crystal { animation: none; }
}