/* === RESET & BASE === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --dark: #1a1c2e;
    --light: #e8e4df;
    --blue: #5a7d9a;
    --copper: #a87c5f;
    --surface: #f2efe9;
    --separator: #d5d0c8;
    --text-primary: #1e1e24;
    --text-secondary: #7a7770;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    color: var(--text-primary);
    background: var(--surface);
    line-height: 1.65;
    letter-spacing: 0.01em;
    overflow-x: hidden;
}

/* === MARBLE TEXTURE === */
.marble-bg {
    background:
        linear-gradient(135deg, #f2efe9 0%, #e8e4df 50%, #f2efe9 100%),
        radial-gradient(ellipse at 20% 50%, rgba(90,125,154,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168,124,95,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(90,125,154,0.06) 0%, transparent 50%);
    background-size: 200% 200%, 300% 300%, 300% 300%, 300% 300%;
    animation: marble-drift 120s linear infinite;
}

@keyframes marble-drift {
    0% { background-position: 0% 0%, 0% 0%, 100% 100%, 50% 0%; }
    100% { background-position: 100% 50%, 50% 100%, 0% 0%, 100% 100%; }
}

/* === HERO === */
.hero {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    background:
        linear-gradient(135deg, #f2efe9 0%, #e8e4df 50%, #f2efe9 100%),
        radial-gradient(ellipse at 20% 50%, rgba(90,125,154,0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168,124,95,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(90,125,154,0.08) 0%, transparent 50%);
    background-size: 200% 200%, 300% 300%, 300% 300%, 300% 300%;
    animation: marble-drift 120s linear infinite;
}

.hero-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(4rem, 12vw, 10rem);
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--dark);
    position: relative;
    z-index: 1;
}

.hero-sub {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-top: 2rem;
}

/* === BENTO CELLS (shared) === */
.cell {
    position: relative;
    overflow: hidden;
    padding: clamp(1.5rem, 3vw, 3rem);
    background: var(--surface);
    transition: transform 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cell:hover {
    transform: scale(1.015);
    box-shadow: 0 8px 32px rgba(26,28,46,0.12);
    z-index: 2;
}

.cell p {
    font-size: clamp(0.85rem, 1.1vw, 1rem);
    font-weight: 300;
    line-height: 1.65;
    letter-spacing: 0.01em;
    color: var(--text-primary);
}

.cell-label {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 1rem;
}

.accent-blue .cell-label { color: var(--blue); opacity: 0.6; }
.accent-copper .cell-label { color: var(--copper); opacity: 0.6; }

.cell-rule {
    width: 100%;
    height: 1px;
    background: var(--separator);
    margin-bottom: 1rem;
}

.data-fragment {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    line-height: 2;
}

.accent-blue .data-fragment { color: var(--blue); opacity: 0.6; }
.accent-copper .data-fragment { color: var(--copper); opacity: 0.6; }

/* Marble fill cells */
.marble-fill {
    background:
        linear-gradient(135deg, #f2efe9 0%, #e8e4df 50%, #f2efe9 100%),
        radial-gradient(ellipse at 30% 40%, rgba(90,125,154,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 60%, rgba(168,124,95,0.08) 0%, transparent 50%);
    background-size: 200% 200%, 300% 300%, 300% 300%;
    animation: marble-drift 90s linear infinite;
}

/* Vein SVGs */
.vein-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.vein-svg-full {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* === THESIS GRID === */
.thesis-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2px;
    min-height: 80vh;
    padding: 0;
}

.cell-tall {
    grid-column: span 4;
    grid-row: span 2;
}

.cell-wide {
    grid-column: span 8;
    grid-row: span 1;
}

.cell-square {
    grid-column: span 4;
    grid-row: span 1;
    min-height: 160px;
}

/* === MANIFESTO STRIP === */
.manifesto-strip {
    width: 100%;
    height: 50vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--dark);
}

.marquee-track {
    width: 100%;
    overflow: hidden;
}

.marquee-content {
    display: inline-block;
    white-space: nowrap;
    animation: scroll-text 40s linear infinite;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.4rem, 3vw, 2.4rem);
    letter-spacing: 0.08em;
    color: var(--light);
}

.weight-bold { font-weight: 700; }
.weight-light { font-weight: 500; opacity: 0.7; }

@keyframes scroll-text {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* === EVIDENCE GRID === */
.evidence-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2px;
    min-height: 120vh;
}

.cell-ev-a { grid-column: span 6; grid-row: span 1; }
.cell-ev-b { grid-column: span 6; grid-row: span 1; min-height: 200px; }
.cell-ev-c { grid-column: span 3; grid-row: span 1; }
.cell-ev-d { grid-column: span 9; grid-row: span 1; }
.cell-ev-e { grid-column: span 4; grid-row: span 1; min-height: 180px; }
.cell-ev-f { grid-column: span 8; grid-row: span 1; }
.cell-ev-g { grid-column: span 3; grid-row: span 1; }
.cell-ev-h { grid-column: span 3; grid-row: span 1; min-height: 160px; }
.cell-ev-i { grid-column: span 6; grid-row: span 1; }
.cell-ev-j { grid-column: span 4; grid-row: span 1; }
.cell-ev-k { grid-column: span 8; grid-row: span 1; min-height: 200px; }
.cell-ev-l { grid-column: span 12; grid-row: span 1; }

/* === TERMINAL CELL === */
.terminal-cell {
    width: 100%;
    min-height: 40vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 5vw, 6rem);
    background: var(--surface);
    gap: 2rem;
}

.terminal-rule {
    width: 60%;
    height: 4px;
}

.terminal-statement {
    font-family: 'Inter', sans-serif;
    font-size: clamp(0.85rem, 1.1vw, 1rem);
    font-weight: 300;
    line-height: 1.65;
    color: var(--text-secondary);
    text-align: center;
    max-width: 600px;
}

.terminal-domain {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.4rem, 3vw, 2.4rem);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--dark);
}

.terminal-label {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-secondary);
    opacity: 0.6;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .thesis-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    .cell-tall { grid-column: span 6; grid-row: span 1; }
    .cell-wide { grid-column: span 6; grid-row: span 1; }
    .cell-square { grid-column: span 3; }

    .evidence-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    .cell-ev-a, .cell-ev-b, .cell-ev-d, .cell-ev-f,
    .cell-ev-i, .cell-ev-k, .cell-ev-l { grid-column: span 6; }
    .cell-ev-c, .cell-ev-e, .cell-ev-g,
    .cell-ev-h, .cell-ev-j { grid-column: span 3; }
}