:root {
    --paper: #f5f2ec;
    --ink: #11110f;
    --muted: #68655f;
    --line: rgba(17, 17, 15, 0.18);
    --acid: #d8ff43;
    --blue: #334bd6;
    --serif: 'Libre Caslon Text', Georgia, serif;
    --display: 'Bodoni Moda', 'Times New Roman', serif;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --pad: clamp(1.25rem, 4vw, 4rem);
    --max: 1480px;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.5;
    overflow-x: hidden;
}

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }

::selection { background: var(--acid); color: var(--ink); }

.explorations-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
    height: 82px;
    padding: 0 var(--pad);
    background: rgba(245, 242, 236, 0.92);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.explorations-brand { width: clamp(145px, 15vw, 210px); }
.explorations-brand img { width: 100%; }

.explorations-nav-links {
    display: flex;
    justify-content: center;
    gap: clamp(1.25rem, 3vw, 3.5rem);
}

.explorations-nav-links a,
.explorations-language {
    border: 0;
    background: none;
    font: 500 0.67rem/1 var(--sans);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
}

.explorations-nav-links a { padding: 0.4rem 0; border-bottom: 1px solid transparent; }
.explorations-nav-links a:hover { border-color: currentColor; }

.explorations-hero,
.variation-section,
.sources-section {
    padding: clamp(3.5rem, 8vw, 8rem) var(--pad);
}

.explorations-hero { min-height: calc(100vh - 82px); }

.explorations-hero-meta {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    max-width: var(--max);
    margin: 0 auto clamp(2.5rem, 6vw, 6rem);
    padding-top: 0.65rem;
    border-top: 1px solid var(--ink);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.explorations-hero-meta span:last-child { text-align: right; }

.explorations-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(380px, 1.18fr);
    gap: clamp(2.5rem, 6vw, 7rem);
    align-items: end;
    max-width: var(--max);
    margin: 0 auto;
}

.explorations-kicker,
.section-eyebrow {
    margin-bottom: 1rem;
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.explorations-hero h1 {
    font: 400 clamp(4rem, 8.5vw, 9rem)/0.82 var(--display);
    letter-spacing: -0.055em;
}

.explorations-hero h1 em,
.installation-section h2 em { font-weight: 400; }

.explorations-intro {
    max-width: 39rem;
    margin-top: clamp(2.5rem, 5vw, 5rem);
    font: 400 clamp(1.15rem, 1.55vw, 1.55rem)/1.55 var(--serif);
}

.explorations-question {
    max-width: 36rem;
    margin-top: 1.5rem;
    color: var(--muted);
    font-size: clamp(0.9rem, 1vw, 1rem);
    line-height: 1.75;
}

.explorations-primary-link {
    display: inline-block;
    margin-top: 2rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid currentColor;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.explorations-hero-media { align-self: stretch; }

.explorations-hero-media video {
    width: 100%;
    aspect-ratio: 1 / 1;
    height: auto;
    min-height: 0;
    background: #151513;
    object-fit: cover;
}

.explorations-hero-media figcaption {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 0.7rem;
    border-top: 1px solid var(--ink);
    font-size: 0.63rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.variation-section,
.sources-section,
.film-section {
    position: relative;
    border-top: 1px solid var(--line);
}

.section-index {
    position: absolute;
    top: clamp(3.5rem, 8vw, 8rem);
    left: var(--pad);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
}

.section-heading-block {
    max-width: 48rem;
    margin: 0 auto clamp(3rem, 7vw, 7rem);
}

.section-heading-block h2 {
    margin-bottom: 1.5rem;
    font: 400 clamp(2.6rem, 5vw, 5.6rem)/0.98 var(--display);
    letter-spacing: -0.04em;
}

.section-heading-block > p:last-child {
    max-width: 42rem;
    color: var(--muted);
    font: 400 clamp(1rem, 1.25vw, 1.18rem)/1.7 var(--serif);
}

.variation-workspace {
    display: grid;
    grid-template-columns: minmax(150px, 0.25fr) minmax(0, 1fr);
    max-width: var(--max);
    margin: 0 auto;
    border: 1px solid var(--ink);
    background: #0a0a09;
    color: #fff;
}

.variation-sources {
    display: flex;
    flex-direction: column;
    grid-row: span 2;
    border-right: 1px solid rgba(255,255,255,0.22);
}

.source-choice {
    display: grid;
    grid-template-columns: 58px 1fr;
    align-items: center;
    gap: 0.8rem;
    width: 100%;
    padding: 0.9rem;
    border: 0;
    border-bottom: 1px solid rgba(255,255,255,0.16);
    background: transparent;
    color: rgba(255,255,255,0.58);
    text-align: left;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease;
}

.source-choice img {
    width: 58px;
    height: 58px;
    object-fit: cover;
}

.source-choice span {
    font-size: 0.62rem;
    line-height: 1.4;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.source-choice:hover,
.source-choice.is-selected { background: rgba(255,255,255,0.09); color: #fff; }
.source-choice.is-selected { box-shadow: inset 3px 0 0 var(--acid); }

.variation-stage {
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    isolation: isolate;
    background: #111;
}

.variation-stage video {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #090909;
    transition: opacity 0.3s ease;
}

.variation-stage.is-changing video { opacity: 0.16; }

.variation-stage::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.62));
}

.variation-stamp {
    position: absolute;
    z-index: 2;
    right: 1.2rem;
    bottom: 1.1rem;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.15rem;
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.variation-stamp strong { font-size: 0.78rem; }

.variation-controls {
    grid-column: 2;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    align-items: center;
    min-height: 118px;
    padding: 1.2rem 1.4rem;
    border-top: 1px solid rgba(255,255,255,0.22);
}

.variation-title { font: 400 clamp(1rem, 1.6vw, 1.35rem)/1.3 var(--serif); }
.variation-note { margin-top: 0.35rem; color: rgba(255,255,255,0.52); font-size: 0.7rem; }
.variation-actions { display: flex; gap: 0.7rem; }

.variation-actions button {
    min-height: 44px;
    padding: 0.8rem 1rem;
    border: 1px solid rgba(255,255,255,0.55);
    background: transparent;
    color: #fff;
    font: 600 0.61rem/1 var(--sans);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
}

.variation-actions .variation-generate { border-color: var(--acid); background: var(--acid); color: var(--ink); }
.variation-actions button:hover { border-color: #fff; background: #fff; color: var(--ink); }
.variation-status { grid-column: 1 / -1; min-height: 1em; color: var(--acid); font-size: 0.65rem; }

.film-section {
    padding: clamp(3.5rem, 8vw, 8rem) var(--pad);
    background: #0b0b0a;
    color: #fff;
}

.section-heading-block--dark > p:last-child { color: rgba(255,255,255,0.55); }

.film-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    max-width: var(--max);
    margin: 0 auto;
    background: rgba(255,255,255,0.22);
    border: 1px solid rgba(255,255,255,0.22);
}

.film-card { background: #0b0b0a; }
.film-card video {
    width: 100%;
    aspect-ratio: 1 / 1;
    height: auto;
    object-fit: cover;
    background: #131312;
}

.film-card-copy { padding: 1.4rem 1.5rem 2rem; }
.film-card-copy > span { color: rgba(255,255,255,0.43); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; }
.film-card-copy h3 { margin-top: 1rem; font: 400 clamp(1.7rem, 3vw, 3.3rem)/1 var(--display); }
.film-card-copy p { max-width: 38rem; margin-top: 1rem; color: rgba(255,255,255,0.58); font: 400 0.9rem/1.7 var(--serif); }

.film-archive {
    display: grid;
    grid-template-columns: minmax(220px, 0.55fr) minmax(0, 1.45fr);
    gap: clamp(2rem, 5vw, 5rem);
    max-width: var(--max);
    margin: clamp(5rem, 10vw, 10rem) auto 0;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.24);
}

.film-archive > div:first-child > p:last-child {
    color: rgba(255,255,255,0.55);
    font: 400 0.95rem/1.65 var(--serif);
}

.film-archive-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.film-archive-grid video {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: #151515;
}

.film-archive-grid figcaption {
    padding-top: 0.45rem;
    color: rgba(255,255,255,0.55);
    font-size: 0.58rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.source-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(1.25rem, 3vw, 3rem);
    max-width: var(--max);
    margin: 0 auto;
}

.source-grid figure { grid-column: span 4; }
.source-grid figure:nth-child(2),
.source-grid figure:nth-child(5) { transform: translateY(4rem); }

.source-grid img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    background: #e7e2da;
}

.source-grid figcaption {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--ink);
    font: 400 0.9rem/1.4 var(--serif);
}

.source-grid small { color: var(--muted); font: 500 0.58rem/1.4 var(--sans); letter-spacing: 0.09em; text-transform: uppercase; }

.installation-section {
    min-height: 82vh;
    padding: clamp(5rem, 11vw, 11rem) var(--pad);
    background: var(--blue);
    color: #fff;
}

.installation-section > * { max-width: 1120px; margin-left: auto; margin-right: auto; }

.installation-section h2 {
    font: 400 clamp(3.6rem, 8.5vw, 9rem)/0.86 var(--display);
    letter-spacing: -0.055em;
}

.installation-section > p:not(.section-eyebrow) {
    max-width: 44rem;
    margin-top: 3rem;
    font: 400 clamp(1.08rem, 1.6vw, 1.4rem)/1.65 var(--serif);
}

.installation-section a {
    display: block;
    width: fit-content;
    margin-top: 2.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid currentColor;
    font-size: 0.67rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.explorations-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.5rem var(--pad);
    background: var(--ink);
    color: rgba(255,255,255,0.65);
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

@media (max-width: 900px) {
    .explorations-nav { grid-template-columns: 1fr auto; }
    .explorations-nav-links { display: none; }
    .explorations-hero-grid { grid-template-columns: 1fr; }
    .explorations-hero-media { order: -1; }
    .explorations-hero-media video { height: auto; min-height: 0; }
    .variation-workspace { grid-template-columns: 1fr; }
    .variation-sources { grid-row: auto; flex-direction: row; border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.22); }
    .source-choice { grid-template-columns: 46px 1fr; border-right: 1px solid rgba(255,255,255,0.16); border-bottom: 0; }
    .source-choice img { width: 46px; height: 46px; }
    .variation-controls { grid-column: 1; }
    .film-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .film-archive { grid-template-columns: 1fr; }
    .source-grid figure { grid-column: span 6; }
    .source-grid figure:nth-child(2), .source-grid figure:nth-child(5) { transform: none; }
}

@media (max-width: 620px) {
    .explorations-nav { height: 70px; }
    .explorations-hero { min-height: calc(100vh - 70px); }
    .explorations-hero-meta { grid-template-columns: 1fr auto; }
    .explorations-hero-meta span:nth-child(2) { display: none; }
    .explorations-hero-media video { min-height: 0; }
    .explorations-hero-media figcaption { flex-direction: column; }
    .section-index { position: static; margin-bottom: 2.5rem; }
    .section-heading-block { margin-left: 0; }
    .variation-sources { overflow-x: auto; }
    .source-choice { min-width: 175px; }
    .variation-controls { grid-template-columns: 1fr; }
    .variation-actions { flex-direction: column; }
    .film-grid { grid-template-columns: 1fr; }
    .film-archive-grid { grid-template-columns: 1fr; }
    .source-grid { grid-template-columns: 1fr; }
    .source-grid figure { grid-column: auto; }
    .source-grid img { aspect-ratio: 1 / 1; }
    .explorations-footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}