#main { --body-copy: color-mix(in oklch, var(--text) 75%, var(--muted)); }
@font-face { font-family: Space; src: url('../fonts/space-grotesk-latin.woff2') format('woff2'); font-display: swap; }
@font-face { font-family: Mono; src: url('../fonts/jetbrains-mono-latin.woff2') format('woff2'); font-display: swap; }
.kc-hero { padding-top: 46px; padding-bottom: 36px; position: relative; }
.kc-eyebrow { font: 11px/1.7 var(--mono); color: var(--accent); letter-spacing: .13em; text-transform: uppercase; }
.kc-hero h1 { font-size: var(--fs-h1); line-height: .98; letter-spacing: -.03em; font-weight: 600; max-width: 15ch; }
.kc-hero .hero-sub { font-size: var(--fs-hero-lede); color: var(--text); max-width: 640px; margin-top: 26px; line-height: 1.5; text-wrap: pretty; }
.kc-intro { font-size: clamp(17px, 2vw, 21px); line-height: 1.65; max-width: 750px; color: var(--body-copy); margin-top: 24px; text-wrap: pretty; }
.kc-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.kc-note { color: var(--muted); font: 12px/1.7 var(--mono); margin-top: 20px; }
.kc-film-section { padding-top: 0; padding-bottom: 0; }
.kc-film { border-radius: 22px; }
.kc-section { padding-top: clamp(60px, 8vw, 100px); padding-bottom: 0; }
.kc-section h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.15; letter-spacing: -.035em; }
.kc-section > .kc-eyebrow { margin-bottom: 16px; }
.kc-tour { margin-top: 18px; border: 1px solid var(--line-strong); border-radius: 20px; overflow: hidden; background: var(--surface); }
.kc-feature { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 36px; padding: clamp(22px,4vw,42px); min-height: 310px; }
.kc-feature + .kc-feature { border-top: 1px solid var(--line-strong); }
.kc-feature.kc-feature-walkthrough { grid-template-columns: 1fr; }
.kc-feature-walkthrough > div:first-child { max-width: 760px; }
.kc-walkthrough { position: relative; aspect-ratio: 16/9; background: #12232b; border: 1px solid var(--line-strong); border-radius: 12px; overflow: hidden; }
.kc-walkthrough video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; object-fit: contain; }
.kc-detail-model { position: relative; aspect-ratio: 1.6; overflow: hidden; background: #283b42; }
.kc-detail-model .kc-model-canvas { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }
.kc-detail-model.has-model img, .kc-detail-model.has-model .kc-detail-placeholder { visibility: hidden; }
.kc-detail-placeholder { position: absolute; inset: 0; display: grid; place-items: center; padding: 25px; color: #99bbb9; font: 12px/1.7 var(--mono); text-align: center; }
.kc-feature h3 { font-size: clamp(23px,3vw,30px); line-height: 1.2; letter-spacing: -.025em; }
.kc-feature p, .kc-process p, .kc-details p { font-size: var(--fs-card-copy); line-height: 1.75; color: var(--body-copy); margin-top: 16px; }
.kc-scope { max-width: 880px; margin-top: 24px; padding-left: 20px; border-left: 2px solid var(--accent); font-size: var(--fs-card-copy); line-height: 1.75; color: var(--body-copy); }
.kc-board-art { position: relative; display: flex; gap: 14px; padding: 30px 22px; min-height: 215px; border: 1px solid var(--accent); border-radius: 14px; transform: perspective(850px) rotateY(-15deg) rotateX(6deg); background: var(--bg-2); }
.kc-board-column { flex: 1; border-top: 2px solid var(--line-strong); padding-top: 14px; }
.kc-board-column i { display: block; height: 42px; margin-bottom: 12px; border: 1px solid var(--line-strong); background: var(--accent-soft); border-radius: 5px; }
.kc-board-column .kc-moving-card { border-color: var(--accent); animation: kc-lift 7s ease-in-out infinite paused; }
.kc-board-art.is-playing .kc-moving-card { animation-play-state: running; }
.kc-board-axis { position: absolute; bottom: 12px; right: 20px; font: 10px var(--mono); color: var(--accent); }
.kc-orbit-art { position: relative; display: grid; place-items: center; height: 230px; }
.kc-planet { width: 145px; height: 145px; border-radius: 50%; background: radial-gradient(circle at 30% 30%, #438b9a, #073d57 50%, #05141c 80%); box-shadow: 0 0 0 2px #8fdaeb80, 0 0 32px #159dd733; }
.kc-orbit-ring { position: absolute; width: 260px; height: 115px; border: 1px solid var(--line-strong); border-radius: 50%; transform: rotate(-25deg); }
.kc-orbit-ring i { position: absolute; top: 13px; left: 32px; width: 10px; height: 10px; background: var(--accent); border-radius: 2px; box-shadow: 0 0 12px var(--accent); }
.kc-orbit-art > span { position: absolute; bottom: 5px; color: var(--accent); font: 10px var(--mono); letter-spacing: .15em; }
.kc-console { margin: 0; }
.kc-console img { display: block; width: 100%; height: auto; border-radius: 9px; border: 1px solid var(--line-strong); }
.kc-console figcaption { color: var(--muted); font: 11px/1.65 var(--mono); margin-top: 14px; }
.kc-process { list-style: none; display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; padding: 0; margin-top: 40px; }
.kc-process li { border-top: 1px solid var(--line-strong); padding-top: 20px; }
.kc-step { font: 12px var(--mono); color: var(--accent); }
.kc-process h3 { font-size: 18px; margin-top: 16px; }
.kc-process p { font-size: var(--fs-card-copy); }
.kc-details { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 30px; }
.kc-details figure { margin: 0; border: 1px solid var(--line-strong); border-radius: 18px; overflow: hidden; background: var(--surface); }
.kc-details img { display: block; width: 100%; height: auto; }
.kc-details figcaption { padding: 24px; }
.kc-details h3 { font-size: 21px; }
.kc-end { padding-bottom: 70px; }
.kc-next { display: inline-block; margin-top: 40px; color: var(--accent); text-decoration: none; font: 13px var(--mono); }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
[hidden] { display: none !important; }
@keyframes kc-lift { 0%,100% { transform: translate(0,0); } 30%,60% { transform: translate(15px,-18px) rotate(1deg); box-shadow: 0 16px 20px var(--accent-soft); } }
@media (max-width: 850px) { .kc-process { grid-template-columns: 1fr 1fr; } }
@media (max-width: 650px) { .kc-feature,.kc-details { grid-template-columns: 1fr; } .kc-feature { min-height: 0; } .kc-board-art { max-width: 350px; width: 100%; margin: 15px auto; } }
@media (max-width: 390px) { .kc-process { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { .kc-board-art .kc-moving-card { animation: none; } }

.kc-walkthrough.kc-film { border-radius: 22px; }

.kc-detail-board { grid-column: 1 / -1; }
.kc-detail-board .kc-detail-model { aspect-ratio: 2.35; }
@media (max-width: 650px) { .kc-detail-board .kc-detail-model { aspect-ratio: 1.6; } }