/* =========================================================================
   SMJ Design — design system
   Creative (bold type, motion, collage) × Engineering (grid, ticks, mono labels)
   ========================================================================= */
:root {
  --ink: #0b1f3a;           /* navy */
  --ink-2: #0f2747;
  --paper: #f4efe3;         /* cream */
  --white: #fff;
  --panel: #ebe5d6;
  --muted: #5b6b7c;
  --line: #d9d2c0;
  --line-dark: #ffffff1f;
  --accent: #35c48b;        /* green */
  --accent-deep: #1b8a63;
  --accent-ink: #0b1f3a;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
  --ease: cubic-bezier(.2, .65, .3, 1);
  --nav-h: 68px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) - 1px); -webkit-text-size-adjust: 100%; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font); -webkit-font-smoothing: antialiased; line-height: 1.5; }
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, p, ul, dl, dd { margin: 0; padding: 0; }
ul { list-style: none; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: #fff; padding: 8px 14px; }
.skip:focus { left: 8px; }
.wrap { width: min(100% - 48px, 1280px); margin-inline: auto; }
.muted { color: var(--muted); }

/* ---------- type ---------- */
.eyebrow { display: inline-flex; align-items: center; gap: 12px; font: 600 11px/1.5 var(--font); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.eyebrow.light { color: #ffffffb0; }
.eyebrow.small { font-size: 10px; margin-bottom: 26px; }
.eyebrow .dot { width: 9px; height: 9px; background: var(--accent); display: inline-block; }
.h2 { font-size: clamp(36px, 5.2vw, 72px); line-height: 1.02; letter-spacing: -.045em; font-weight: 600; margin-top: 22px; }
.h2 .muted { font-weight: 300; }
.section-dark .h2 .muted { color: #ffffff77; }
.h3 { font-size: clamp(22px, 2.4vw, 30px); letter-spacing: -.03em; font-weight: 600; line-height: 1.15; margin: 12px 0 10px; }
.lead { font-size: 17px; line-height: 1.65; color: var(--muted); max-width: 520px; }
.lead.light { color: #ffffffa8; margin-top: 28px; }

/* ---------- buttons ---------- */
.btn { position: relative; display: inline-flex; align-items: center; gap: 12px; padding: 16px 26px; border: 1px solid transparent; font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; transition: transform .25s var(--ease), background .25s, color .25s, border-color .25s; }
.btn svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn-accent { background: var(--accent); color: var(--accent-ink); }
.btn-accent:hover { background: var(--paper); }
.btn-ghost { color: #fff; border-color: #ffffff55; }
.btn-ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* =========================================================================
   NAV
   ========================================================================= */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(20px, 4vw, 48px); color: #fff; transition: background .3s, backdrop-filter .3s, color .3s, border-color .3s; border-bottom: 1px solid transparent; }
.nav.is-solid { background: #0b1f3ad9; backdrop-filter: blur(14px) saturate(1.4); border-color: var(--line-dark); }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand .mark { width: 30px; height: 30px; }
.wm { font: 700 25px/1 var(--font); letter-spacing: -.045em; }
.wm span { font-weight: 300; }
.wm i { font-style: normal; color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 38px); }
.nav-links a { position: relative; font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; padding: 6px 0; opacity: .8; transition: opacity .2s; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav-links a:hover, .nav-links a.is-on { opacity: 1; }
.nav-links a:hover::after, .nav-links a.is-on::after { transform: scaleX(1); }
.nav-links .nav-cta { background: var(--accent); color: var(--accent-ink); padding: 11px 20px; opacity: 1; }
.nav-links .nav-cta::after { display: none; }
.nav-links .nav-cta:hover { background: #fff; }
.burger { display: none; width: 44px; height: 44px; background: none; border: 0; position: relative; }
.burger span { position: absolute; left: 10px; right: 10px; height: 2px; background: #fff; transition: transform .3s var(--ease), top .3s var(--ease); }
.burger span:first-child { top: 17px; } .burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* =========================================================================
   HERO — a collage generated from every project's cover image
   ========================================================================= */
.hero { position: relative; min-height: 100svh; background: var(--ink); color: #fff; overflow: hidden; display: flex; align-items: center; isolation: isolate; }
.hero-collage { position: absolute; inset: -20% -10%; z-index: -3; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; transform: rotate(-9deg) scale(1.1); opacity: .9; }
.hero-col { overflow: hidden; }
.hero-track { display: flex; flex-direction: column; gap: 16px; animation: slide-up var(--speed, 60s) linear infinite; will-change: transform; }
.hero-col.down .hero-track { animation-name: slide-down; }
.hero-track img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: #12294a; filter: saturate(.9); }
.hero-track img:nth-child(3n) { aspect-ratio: 1; }
.hero-track img:nth-child(4n+1) { aspect-ratio: 3 / 4; }
@keyframes slide-up { to { transform: translateY(-50%); } }
@keyframes slide-down { from { transform: translateY(-50%); } to { transform: translateY(0); } }
.hero-shade { position: absolute; inset: 0; z-index: -2; background: radial-gradient(120% 90% at 10% 55%, #0b1f3af2 20%, #0b1f3ab8 55%, #0b1f3a78 100%), linear-gradient(180deg, #0b1f3a99, transparent 30%, #0b1f3ae6); }
.hero-grid { position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(#ffffff10 1px, transparent 1px), linear-gradient(90deg, #ffffff10 1px, transparent 1px); background-size: 80px 80px; mask-image: radial-gradient(90% 70% at 20% 55%, #000 10%, transparent 80%); }
.hero-inner { width: min(100% - 48px, 1280px); margin-inline: auto; padding: calc(var(--nav-h) + 40px) 0 120px; }
.hero-title { margin: 30px 0 32px; font-size: clamp(52px, 9.6vw, 150px); line-height: .9; letter-spacing: -.055em; font-weight: 600; }
.hero-title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero-title .line > span { display: inline-block; }
.hero-title .outline { color: transparent; -webkit-text-stroke: 2px #fff; font-weight: 300; }
.js .hero-title .line > span { transform: translateY(105%); animation: rise 1s var(--ease) forwards; }
.js .hero-title .line:nth-child(2) > span { animation-delay: .12s; }
.js .hero-title .line:nth-child(3) > span { animation-delay: .24s; }
@keyframes rise { to { transform: none; } }
.hero-sub { max-width: 520px; font-size: clamp(17px, 1.6vw, 21px); line-height: 1.6; color: #ffffffc4; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 14px 56px; margin-top: 72px; padding-top: 28px; border-top: 1px solid var(--line-dark); max-width: 760px; }
.hero-stats dt { font-size: 44px; font-weight: 600; letter-spacing: -.04em; line-height: 1; }
.hero-stats dd { margin-top: 8px; font: 600 10px/1.4 var(--font); letter-spacing: .18em; text-transform: uppercase; color: #ffffff99; }
.scroll-cue { position: absolute; left: 50%; bottom: 28px; width: 26px; height: 44px; margin-left: -13px; border: 1.5px solid #ffffff66; border-radius: 14px; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 3px; height: 8px; margin-left: -1.5px; background: var(--accent); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(16px); opacity: 0; } 100% { opacity: 0; } }

/* =========================================================================
   SECTIONS
   ========================================================================= */
.section { position: relative; padding: clamp(80px, 11vw, 150px) 0; }
.section-dark { background: var(--ink); color: #fff; }
.section-dark::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(#ffffff0a 1px, transparent 1px), linear-gradient(90deg, #ffffff0a 1px, transparent 1px); background-size: 80px 80px; pointer-events: none; }
.section > .wrap { position: relative; }
.section-head { margin-bottom: clamp(44px, 6vw, 80px); }

.reveal { opacity: 1; }
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- categories ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat { position: relative; display: flex; flex-direction: column; min-height: 520px; padding: 30px; background: #fff; border: 1px solid var(--line); overflow: hidden; transition: transform .4s var(--ease), border-color .3s, background .3s, color .3s; }
.cat:hover { transform: translateY(-6px); background: var(--ink); color: #fff; border-color: var(--ink); }
.cat-num { font: 500 13px var(--mono); color: var(--accent); letter-spacing: .1em; }
.cat h3 { margin-top: 18px; font-size: clamp(26px, 2.5vw, 34px); line-height: 1.08; letter-spacing: -.035em; font-weight: 600; }
.cat p { margin-top: 14px; color: var(--muted); line-height: 1.65; max-width: 340px; transition: color .3s; }
.cat:hover p { color: #ffffffa8; }
.cat-stack { position: relative; margin-top: auto; height: 190px; }
.cat-stack img { position: absolute; bottom: 0; width: 46%; aspect-ratio: 1; object-fit: cover; background: var(--panel); border: 4px solid #fff; transition: transform .5s var(--ease), border-color .3s; }
.cat:hover .cat-stack img { border-color: var(--ink); }
.cat-stack img:nth-child(1) { left: 0; transform: rotate(-5deg); }
.cat-stack img:nth-child(2) { left: 27%; z-index: 1; transform: rotate(3deg) translateY(-14px); }
.cat-stack img:nth-child(3) { right: 0; transform: rotate(-2deg); }
.cat:hover .cat-stack img:nth-child(1) { transform: rotate(-9deg) translate(-10px, -6px); }
.cat:hover .cat-stack img:nth-child(2) { transform: rotate(5deg) translateY(-30px); }
.cat:hover .cat-stack img:nth-child(3) { transform: rotate(3deg) translate(10px, -6px); }
.cat-sim { position: absolute; left: 0; bottom: 0; width: 100%; height: 100%; display: grid; place-items: center; grid-auto-flow: column; gap: 10px; }
.cat-sim i { width: 28%; aspect-ratio: 16 / 10; border: 2px solid var(--ink); background: linear-gradient(135deg, #fff, var(--panel)); transition: transform .5s var(--ease), border-color .3s; }
.cat-sim i:nth-child(2) { transform: translateY(-18px); border-color: var(--accent); background: var(--accent); }
.cat:hover .cat-sim i { border-color: #fff; background: transparent; } .cat:hover .cat-sim i:nth-child(2) { background: var(--accent); border-color: var(--accent); transform: translateY(-34px); }
.cat-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 26px; padding-top: 16px; border-top: 1px solid var(--line); font: 600 11px var(--font); letter-spacing: .18em; text-transform: uppercase; transition: border-color .3s; }
.cat:hover .cat-foot { border-color: var(--line-dark); }
.cat-foot svg { width: 20px; height: 20px; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: minmax(280px, 5fr) 7fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.about-exp { position: sticky; top: calc(var(--nav-h) + 30px); padding: 36px 0; border-top: 3px solid var(--accent); }
.exp-num { font-size: clamp(110px, 15vw, 220px); line-height: .85; font-weight: 600; letter-spacing: -.07em; }
.exp-num sup { font-size: .5em; vertical-align: top; color: var(--accent); font-weight: 400; position: relative; top: .05em; }
.exp-label { margin-top: 26px; font: 600 13px var(--font); letter-spacing: .2em; text-transform: uppercase; }
.exp-sub { margin-top: 12px; color: #ffffff99; max-width: 320px; line-height: 1.65; }
.caps-list li { display: grid; grid-template-columns: 56px 1fr; gap: 12px; padding: 26px 0; border-top: 1px solid var(--line-dark); }
.caps-list li:last-child { border-bottom: 1px solid var(--line-dark); }
.caps-i { font: 500 13px var(--mono); color: var(--accent); padding-top: 6px; }
.caps-list h3 { font-size: clamp(22px, 2.2vw, 30px); letter-spacing: -.03em; font-weight: 600; transition: transform .3s var(--ease), color .3s; }
.caps-list li:hover h3 { transform: translateX(10px); color: var(--accent); }
.caps-list p { margin-top: 8px; color: #ffffff99; line-height: 1.65; max-width: 520px; }

.team { margin-top: clamp(80px, 10vw, 140px); }
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.member { display: grid; grid-template-columns: 180px 1fr; gap: 28px; padding: 24px; border: 1px solid var(--line-dark); background: #ffffff06; transition: border-color .3s, background .3s; }
.member:hover { border-color: var(--accent); background: #ffffff0d; }
.member-photo { position: relative; aspect-ratio: 3 / 4; background: repeating-linear-gradient(135deg, #12294a, #12294a 10px, #16315a 10px, #16315a 20px); display: grid; place-items: center; overflow: hidden; }
.member-photo::after { content: ""; position: absolute; inset: 10px; border: 1px dashed #ffffff33; }
.member-photo span { font-size: 54px; font-weight: 600; letter-spacing: -.04em; color: #ffffff55; }
.member-info { display: flex; flex-direction: column; }
.member h3 { font-size: 26px; letter-spacing: -.03em; font-weight: 600; line-height: 1.15; }
.member-role { margin-top: 10px; color: var(--accent); font: 600 11px/1.7 var(--font); letter-spacing: .16em; text-transform: uppercase; }
.member-links { margin-top: auto; padding-top: 22px; display: grid; gap: 10px; font-size: 14px; color: #ffffffb8; }
.member-links a { display: inline-flex; align-items: center; gap: 10px; transition: color .2s; }
.member-links a:hover { color: var(--accent); }
.member-links svg { width: 18px; height: 18px; }

/* ---------- portfolio ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 0; border-bottom: 1px solid var(--ink); margin-bottom: 40px; }
.tab { position: relative; display: inline-flex; align-items: baseline; gap: 12px; padding: 18px clamp(14px, 2.4vw, 32px) 18px 0; margin-right: clamp(10px, 2vw, 28px); background: none; border: 0; font-size: clamp(16px, 1.6vw, 22px); font-weight: 600; letter-spacing: -.02em; color: var(--muted); transition: color .2s; }
.tab span { font: 500 12px var(--mono); color: var(--muted); }
.tab em { font: 500 11px var(--mono); font-style: normal; border: 1px solid currentColor; padding: 1px 7px; border-radius: 20px; }
.tab::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 4px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.tab:hover { color: var(--ink); }
.tab.is-on { color: var(--ink); } .tab.is-on span { color: var(--accent); } .tab.is-on::after { transform: scaleX(1); }

.js .panel { display: none; }
.js .panel.is-on { display: block; animation: fade .5s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(14px); } }

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; background: transparent; border: 1px solid var(--line); border-radius: 40px; font: 600 12px var(--font); letter-spacing: .06em; transition: background .2s, color .2s, border-color .2s; }
.chip em { font: 500 10px var(--mono); font-style: normal; opacity: .6; }
.chip:hover { border-color: var(--ink); }
.chip.is-on { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip svg { width: 13px; height: 13px; }
.chip-solid { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.chip-solid:hover { background: var(--ink); border-color: var(--ink); color: #fff; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px 22px; }
.card { display: block; }
.card[hidden] { display: none; }
.card-media { position: relative; aspect-ratio: 5 / 4; overflow: hidden; background: var(--panel); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.card:hover .card-media img { transform: scale(1.06); }
.card-media::after { content: ""; position: absolute; left: 0; bottom: 0; height: 4px; width: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease); }
.card:hover .card-media::after { transform: scaleX(1); }
.card-play { position: absolute; right: 14px; top: 14px; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: #0b1f3acc; color: #fff; }
.card-play svg { width: 18px; height: 18px; margin-left: 2px; }
.card-body { display: flex; justify-content: space-between; align-items: flex-start; gap: 14px; padding-top: 16px; }
.card-tag { display: block; font: 600 10px/1.5 var(--font); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.card h3 { margin-top: 6px; font-size: 21px; letter-spacing: -.025em; font-weight: 600; line-height: 1.2; }
.card-arrow { flex: none; width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; transition: background .25s, color .25s, border-color .25s, transform .3s var(--ease); }
.card-arrow svg { width: 17px; height: 17px; transform: rotate(-45deg); transition: transform .3s var(--ease); }
.card:hover .card-arrow { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.card:hover .card-arrow svg { transform: rotate(0); }
.card-media.is-sim { background: var(--ink); }
.sim-thumb { position: absolute; inset: 14% 12%; border: 1px solid #ffffff40; background: linear-gradient(160deg, #14294a, #0b1f3a); display: flex; flex-direction: column; color: #fff; transition: transform .6s var(--ease); }
.card:hover .sim-thumb { transform: scale(1.05); }
.sim-bar { display: flex; gap: 5px; padding: 9px 10px; border-bottom: 1px solid #ffffff22; }
.sim-bar i { width: 7px; height: 7px; border-radius: 50%; background: #ffffff44; }
.sim-name { margin: auto; font-size: clamp(22px, 2.6vw, 34px); font-weight: 600; letter-spacing: -.03em; }
.sim-live { position: absolute; right: 12px; bottom: 10px; display: inline-flex; align-items: center; gap: 7px; font: 600 10px var(--font); letter-spacing: .2em; text-transform: uppercase; color: #ffffffb0; }
.sim-live em { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .25; } }

/* ---------- simulator lab ---------- */
.sim-lab { margin-bottom: 64px; padding: clamp(22px, 3vw, 44px); background: var(--ink); color: #fff; }
.sim-lab-head { max-width: 640px; margin-bottom: 30px; }
.sim-lab .eyebrow { color: #ffffffb0; }
.sim-lab .lead { color: #ffffffa8; }
.sim-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.sim-tab { padding: 12px 20px; background: transparent; border: 1px solid #ffffff33; font-size: 14px; font-weight: 600; letter-spacing: -.01em; transition: background .2s, color .2s, border-color .2s; }
.sim-tab span { font: 500 11px var(--mono); color: var(--accent); margin-right: 10px; }
.sim-tab:hover { border-color: #fff; }
.sim-tab.is-on { background: #fff; color: var(--ink); border-color: #fff; }
.sim-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 20px; padding: 12px 0; }
.sim-url { display: inline-flex; align-items: center; gap: 10px; font: 500 12px var(--mono); color: #ffffffc0; }
.sim-url i { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.sim-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.sim .chip { border-color: #ffffff33; color: #fff; padding: 7px 14px; font-size: 11px; }
.sim .chip:hover { border-color: #fff; }
.sim .chip.is-on { background: #fff; color: var(--ink); border-color: #fff; }
.sim .chip-solid { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.sim .chip-solid:hover { background: #fff; color: var(--ink); border-color: #fff; }
.sim-stage { display: grid; place-items: center; padding: clamp(14px, 3vw, 40px); background: radial-gradient(circle at 50% 40%, #173057, #0a1a30); border: 1px solid #ffffff1a; background-image: radial-gradient(#ffffff14 1px, transparent 1px), radial-gradient(circle at 50% 40%, #173057, #0a1a30); background-size: 22px 22px, 100% 100%; }
.sim-device { position: relative; width: 100%; padding: 12px; background: #050d1a; border-radius: 16px; box-shadow: 0 0 0 2px #274066, 0 40px 80px #0009; transition: width .45s var(--ease), aspect-ratio .45s var(--ease); }
.sim-device.is-landscape { max-width: 1000px; }
.sim-device.is-portrait { max-width: 400px; }
.sim-screen { position: relative; width: 100%; background: #000; border-radius: 6px; overflow: hidden; }
.is-landscape .sim-screen { aspect-ratio: 16 / 9; }
.is-portrait .sim-screen { aspect-ratio: 9 / 16; }
.sim-screen iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; }
.sim-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; text-align: center; padding: 20px; background: radial-gradient(circle at 50% 50%, #1b232b, #0a0d10); transition: opacity .4s; }
.sim-overlay p { font-size: 13px; line-height: 1.6; color: #ffffff88; }
.sim.is-live .sim-overlay { opacity: 0; pointer-events: none; }
.sim:fullscreen { background: var(--ink); padding: 20px; overflow: auto; }
.sim:fullscreen .sim-device { max-width: none; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(40px, 8vw, 120px); align-items: start; }
.form { display: grid; gap: 22px; }
.field label { display: block; margin-bottom: 8px; font: 600 11px var(--font); letter-spacing: .18em; text-transform: uppercase; color: #ffffffa8; }
.field label small { font-size: 10px; opacity: .6; letter-spacing: .1em; }
.field input, .field textarea { width: 100%; padding: 16px 0; font: 400 18px var(--font); color: #fff; background: transparent; border: 0; border-bottom: 1px solid #ffffff44; border-radius: 0; transition: border-color .25s; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: #ffffff44; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.field.err input, .field.err textarea { border-color: #ff8a70; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 10px; }
.form-status { font-size: 15px; line-height: 1.5; }
.form-status.ok { color: #7fe3a1; } .form-status.err { color: #ff9c86; }
.form.is-sending .btn { opacity: .6; pointer-events: none; }

/* ---------- footer ---------- */
.footer { background: var(--ink); color: #fff; border-top: 1px solid var(--line-dark); }
.footer-inner { width: min(100% - 48px, 1280px); margin-inline: auto; padding: 34px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer-copy { font-size: 13px; line-height: 1.7; color: #ffffffa8; }
.footer-copy p:first-child { color: #fff; font-weight: 600; letter-spacing: .04em; }
.footer-social { display: flex; gap: 12px; }
.social { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid #ffffff40; border-radius: 50%; transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease); }
.social svg { width: 18px; height: 18px; }
.social:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); transform: translateY(-3px); }

/* =========================================================================
   PROJECT PAGES — same layout, type scale and behaviour as the reference
   case study (sticky intro left, 2-column gallery, hover-pan zoom, lightbox)
   ========================================================================= */
.project-page { background: #fbf8f0; }
.project-page .nav { background: #0b1f3af2; border-color: var(--line-dark); }
.project { width: min(100%, 1500px); margin: auto; padding: calc(var(--nav-h) + 54px) 48px 64px; display: grid; grid-template-columns: minmax(240px, 310px) minmax(0, 1fr); gap: 64px; align-items: start; }
.intro { position: sticky; top: calc(var(--nav-h) + 40px); }
.back { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 34px; font: 600 10px var(--font); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.back svg { width: 16px; height: 16px; transform: rotate(180deg); transition: transform .3s var(--ease); }
.back:hover { color: var(--ink); } .back:hover svg { transform: rotate(180deg) translateX(4px); }
.p-eyebrow { display: flex; align-items: center; gap: 16px; margin: 0 0 44px; color: var(--muted); font-size: 11px; font-weight: 600; line-height: 1.5; letter-spacing: .2em; text-transform: uppercase; }
.p-eyebrow::before { content: ""; width: 30px; height: 3px; flex: none; background: var(--accent); }
.project h1 { font-size: clamp(32px, 3vw, 43px); font-weight: 600; line-height: 1.18; letter-spacing: -.035em; }
.copy { margin-top: 62px; }
.copy section + section { margin-top: 40px; }
.copy h2 { margin: 0 0 15px; color: var(--accent-deep); font-size: 11px; line-height: 1.5; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; }
.copy p { font-size: 15px; line-height: 1.75; }
.copy .placeholder { color: #98a1a7; font-style: italic; }
.textlink { display: inline-flex; align-items: center; gap: 8px; border-bottom: 2px solid var(--accent); padding-bottom: 2px; font-weight: 600; }
.textlink svg { width: 15px; height: 15px; }
.credit { margin: 72px 0 0; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; line-height: 1.6; }

.gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 27px 22px; }
.gallery figure { margin: 0; min-width: 0; }
.gallery figure.wide { grid-column: 1 / -1; }
.image-frame { display: block; position: relative; width: 100%; padding: 0; aspect-ratio: 1; overflow: hidden; border: 0; border-radius: 0; background: var(--frame-bg, var(--panel)); color: inherit; cursor: zoom-in; -webkit-tap-highlight-color: transparent; }
.image-frame img { display: block; width: 100%; height: 100%; object-fit: contain; transform: scale(1); transform-origin: var(--zoom-x, 50%) var(--zoom-y, 50%); transition: transform 450ms cubic-bezier(.2, .65, .3, 1); }
.image-frame:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.image-frame:focus-visible img { transform: scale(1.18); }
figcaption { display: flex; gap: 13px; margin-top: 12px; color: var(--muted); font-size: 10px; font-weight: 600; line-height: 1.6; letter-spacing: .17em; text-transform: uppercase; }
.number { color: #8a9297; }
@media (hover: hover) and (pointer: fine) { .image-frame:hover img { transform: scale(1.22); } }
.video-frame { background: #000; max-height: 82vh; display: flex; justify-content: center; overflow: hidden; }
.video-frame video { width: 100%; height: 100%; object-fit: contain; background: #000; }
.gallery-sim { min-width: 0; padding: 24px; background: var(--ink); color: #fff; }

.pager { display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; width: min(100%, 1500px); margin: 0 auto; padding: 0 48px 80px; gap: 20px; }
.pager a { display: flex; flex-direction: column; justify-content: center; gap: 6px; padding: 24px 28px; border: 1px solid var(--line); transition: background .25s, color .25s, border-color .25s; }
.pager a:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.pager span { font: 600 10px var(--font); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.pager a:hover span { color: var(--accent); }
.pager b { font-size: 19px; letter-spacing: -.02em; font-weight: 600; }
.pager-next { text-align: right; }
.pager-all { align-items: center; font: 600 11px var(--font); letter-spacing: .2em; text-transform: uppercase; }
.notfound { min-height: 80vh; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 24px; padding: 140px max(24px, calc((100% - 1280px) / 2)) 60px; }

.lightbox { width: min(1220px, calc(100vw - 48px)); max-width: none; max-height: calc(100dvh - 48px); padding: 0; border: 0; color: #fff; background: #0f2442; box-shadow: 0 20px 100px #0005; }
.lightbox::backdrop { background: rgba(12, 16, 18, .88); }
.lightbox-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 18px 14px 24px; }
.lightbox-title { margin: 0; font-size: 13px; line-height: 1.5; font-weight: 400; }
.lightbox-ctrl { display: flex; gap: 8px; }
.close { flex: none; display: grid; place-items: center; width: 40px; height: 40px; padding: 0; border: 1px solid #ffffff55; border-radius: 50%; color: #fff; background: transparent; cursor: pointer; font-size: 26px; line-height: 1; }
.close.nav-btn { font-size: 24px; padding-bottom: 3px; }
.close:hover { background: #ffffff1a; }
.close:focus-visible { outline: 3px solid #7fe3b8; outline-offset: 4px; }
.lightbox-image { display: block; width: 100%; max-height: calc(100dvh - 130px); object-fit: contain; }

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 1100px) {
  .cat-grid { grid-template-columns: 1fr; }
  .cat { min-height: 0; } .cat-stack { height: 220px; margin-top: 34px; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; } .about-exp { position: static; }
  .team-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .project { padding: calc(var(--nav-h) + 38px) 30px 48px; grid-template-columns: 240px minmax(0, 1fr); gap: 36px; }
  .intro { top: calc(var(--nav-h) + 24px); }
  .gallery { gap: 24px 16px; }
  .project h1 { font-size: 33px; }
  .copy { margin-top: 44px; }
  .pager { padding: 0 30px 60px; }
}
@media (max-width: 850px) {
  .burger { display: block; }
  .nav-links { position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px 28px; background: #0b1f3af7; border-bottom: 1px solid var(--line-dark); transform: translateY(-120%); transition: transform .4s var(--ease); }
  .nav-links.open { transform: none; }
  .nav-links a { padding: 18px 0; font-size: 14px; border-bottom: 1px solid var(--line-dark); }
  .nav-links a::after { display: none; }
  .nav-links .nav-cta { margin-top: 18px; text-align: center; border: 0; }
  .project { display: block; padding: calc(var(--nav-h) + 30px) 28px 34px; }
  .intro { position: static; }
  .p-eyebrow { margin-bottom: 28px; }
  .project h1 { font-size: clamp(34px, 6vw, 48px); }
  .copy { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 32px; }
  .copy section + section { margin-top: 0; }
  .credit { margin: 28px 0 32px; padding-top: 14px; }
  .member { grid-template-columns: 130px 1fr; gap: 20px; }
}
@media (max-width: 640px) {
  .wrap, .hero-inner, .footer-inner { width: min(100% - 40px, 1280px); }
  .grid { grid-template-columns: 1fr; }
  .hero-collage { grid-template-columns: repeat(3, 1fr); inset: -10% -30%; } .hero-col:nth-child(n+4) { display: none; }
  .hero-stats { gap: 18px 34px; margin-top: 48px; } .hero-stats dt { font-size: 34px; }
  .member { grid-template-columns: 1fr; } .member-photo { max-width: 200px; }
  .caps-list li { grid-template-columns: 40px 1fr; }
  .tab { padding-right: 0; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .sim-lab { margin-inline: -20px; padding: 22px 20px; }
  .sim-stage { padding: 10px; } .sim-device { padding: 7px; border-radius: 10px; }
  .pager { grid-template-columns: 1fr; padding: 0 20px 50px; } .pager-next { text-align: left; } .pager-all { display: none; }
}
@media (max-width: 540px) {
  .project { padding: calc(var(--nav-h) + 24px) 20px 28px; }
  .copy { display: block; } .copy section + section { margin-top: 25px; }
  .gallery { grid-template-columns: 1fr; gap: 26px; }
  .lightbox { width: calc(100vw - 20px); max-height: calc(100dvh - 20px); }
  .lightbox-header { padding: 10px 12px 10px 16px; gap: 12px; }
  .lightbox-image { max-height: calc(100dvh - 95px); }
  .gallery-sim { padding: 12px; margin-inline: -20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-track, .scroll-cue span, .sim-live em { animation: none !important; }
  .js .hero-title .line > span { transform: none; animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .image-frame img { transition: none; }
}
@media print { .nav, .hero-collage, .scroll-cue, .lightbox { display: none !important; } .image-frame img { transform: none !important; } }


/* =========================================================================
   MayCo. additions
   ========================================================================= */
.cat:hover { background: var(--ink); }
.cat-stack img { border-color: var(--paper); }
.member-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.member-photo:has(img)::after { display: none; }
.hero-shade { background: radial-gradient(120% 90% at 10% 55%, #0b1f3af2 20%, #0b1f3ab8 55%, #0b1f3a78 100%), linear-gradient(180deg, #0b1f3a99, transparent 30%, #0b1f3ae6); }
.hero-track img { background: #12294a; filter: saturate(.92); }
.section { background: var(--paper); }
.section-dark { background: var(--ink); }

/* card previews (animations) */
.card-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .35s; background: #fff; }
.card.is-playing .card-video, .reel-item.is-playing .card-video { opacity: 1; }
.card-media { background: var(--panel); }

/* facts (definition list in the sticky column) */
.facts { display: grid; gap: 14px; }
.facts dt { font: 600 10px/1.5 var(--font); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.facts dd { margin: 2px 0 0; font-size: 14px; line-height: 1.55; }

/* case-study blocks (right column) */
.blocks { display: grid; gap: clamp(56px, 7vw, 96px); min-width: 0; }
.block { min-width: 0; }
.block-head { max-width: 760px; margin-bottom: 26px; }
.b-eyebrow { margin: 0 0 14px; font: 600 11px/1.5 var(--font); letter-spacing: .2em; text-transform: uppercase; color: var(--accent-deep); }
.block-head h2 { font-size: clamp(26px, 2.6vw, 38px); line-height: 1.14; letter-spacing: -.035em; font-weight: 600; margin-bottom: 14px; }
.block-head p { font-size: 15.5px; line-height: 1.75; color: #28384d; }
.block-head p + p { margin-top: 10px; }
.b-grid { display: grid; gap: 22px; }
.b-grid.cols-1 { grid-template-columns: 1fr; }
.b-grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.b-grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.b-grid figure { margin: 0; min-width: 0; }
.b-items { display: grid; gap: 0; margin-top: 26px; border-top: 1px solid var(--line); }
.b-items.cols-2 { grid-template-columns: repeat(2, 1fr); } .b-items.cols-3 { grid-template-columns: repeat(3, 1fr); } .b-items.cols-4 { grid-template-columns: repeat(4, 1fr); }
.b-items li { display: flex; flex-direction: column; gap: 6px; padding: 18px 18px 18px 0; }
.b-items b { font-size: 15px; letter-spacing: -.01em; }
.b-items span { font-size: 13.5px; line-height: 1.6; color: var(--muted); }
.b-specs { margin-top: 26px; border-top: 1px solid var(--line); }
.b-specs > div { display: grid; grid-template-columns: minmax(130px, 220px) 1fr; gap: 20px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.b-specs dt { font: 600 10px/1.8 var(--font); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.b-specs dd { margin: 0; font-size: 14.5px; line-height: 1.55; }
.b-code { margin: 26px 0 0; padding: 20px 22px; overflow-x: auto; background: var(--ink); color: #dff6ea; font: 500 13px/1.85 var(--mono); border-left: 4px solid var(--accent); }
.b-quote { margin: 26px 0 0; padding: 4px 0 4px 22px; border-left: 4px solid var(--accent); font-size: clamp(19px, 1.8vw, 24px); line-height: 1.4; letter-spacing: -.02em; font-weight: 500; }

/* image-only pages (graphic design & manufacturing-ready designs) */
.visual { width: min(100%, 1500px); margin: 0 auto; padding: calc(var(--nav-h) + 54px) 48px 64px; }
.visual-head { display: grid; gap: 6px; justify-items: start; margin-bottom: 44px; }
.visual-head .back { margin-bottom: 22px; }
.visual-head .p-eyebrow { margin-bottom: 18px; }
.visual-head h1 { font-size: clamp(36px, 4.6vw, 64px); line-height: 1.04; letter-spacing: -.045em; font-weight: 600; margin-bottom: 14px; }
.visual-note { max-width: 62ch; font-size: 15px; line-height: 1.6; color: var(--muted); }
.layout-visual .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 24px; }

/* animation pages */
.layout-video { background: var(--ink); color: #fff; }
.anim { width: min(100%, 1400px); margin: 0 auto; padding: calc(var(--nav-h) + 48px) 48px 40px; }
.anim-head { margin-bottom: 30px; }
.anim-head .back { color: #ffffffa0; } .anim-head .back:hover { color: #fff; }
.anim-head h1 { font-size: clamp(40px, 6vw, 88px); line-height: .98; letter-spacing: -.05em; font-weight: 600; }
.anim-stage { position: relative; margin: 0 auto; width: min(100%, calc(78vh * var(--ratio))); aspect-ratio: var(--ratio); background: #fff; box-shadow: 0 0 0 1px #ffffff22, 0 40px 120px #0008, 0 0 140px #35c48b22; }
.anim-video { width: 100%; height: 100%; display: block; object-fit: contain; background: #fff; }
.anim-stills { display: grid; grid-template-columns: repeat(auto-fit, minmax(0, 640px)); justify-content: center; gap: 22px; margin-top: 40px; }
.layout-video figcaption { color: #ffffff99; } .layout-video .number { color: var(--accent); }
.layout-video .image-frame { background: #12294a; }
.reel { margin-top: 70px; padding-top: 28px; border-top: 1px solid #ffffff22; }
.reel-label { font: 600 11px var(--font); letter-spacing: .22em; text-transform: uppercase; color: #ffffffa0; margin-bottom: 20px; }
.reel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.reel-item { display: block; opacity: .75; transition: opacity .25s, transform .3s var(--ease); }
.reel-item:hover, .reel-item.is-now { opacity: 1; }
.reel-item:hover { transform: translateY(-4px); }
.reel-media { position: relative; display: block; aspect-ratio: 4 / 3; background: #fff; overflow: hidden; outline: 2px solid transparent; transition: outline-color .25s; }
.reel-item.is-now .reel-media { outline-color: var(--accent); }
.reel-media img { width: 100%; height: 100%; object-fit: cover; }
.reel-title { display: flex; gap: 12px; margin-top: 10px; font-size: 14px; font-weight: 600; letter-spacing: -.01em; }
.reel-title i { font: 500 12px var(--mono); font-style: normal; color: var(--accent); }
.layout-video .pager a { border-color: #ffffff2a; } .layout-video .pager span { color: #ffffff99; }
.layout-video .pager a:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.layout-video .pager a:hover span { color: var(--accent-ink); }

@media (max-width: 1100px) {
  .visual, .anim { padding-left: 30px; padding-right: 30px; }
  .b-items.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 850px) {
  .blocks { margin-top: 40px; }
  .reel-grid { grid-template-columns: 1fr; }
  .b-specs > div { grid-template-columns: 1fr; gap: 4px; }
}
@media (max-width: 640px) {
  .b-grid.cols-3, .b-grid.cols-2, .b-items.cols-2, .b-items.cols-3, .b-items.cols-4, .anim-stills, .layout-visual .gallery { grid-template-columns: 1fr; }
  .visual, .anim { padding-left: 20px; padding-right: 20px; }
}

.b-grid.cols-1 figure { max-width: 860px; }

/* single-column story pages (Foldable Bike) — modelled on the supplied case-study HTML */
.layout-story { background: #fafaf8; }
.story { width: min(980px, 100%); margin: 0 auto; padding: calc(var(--nav-h) + 54px) 34px 56px; }
.story .masthead { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 36px; }
.story .eyebrow { margin: 0; color: #656568; font-size: 10px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.story .status { display: flex; align-items: center; gap: 8px; }
.story .status::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: #b83339; }
.story h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1.06; letter-spacing: -.045em; font-weight: 700; }
.story .tagline { margin: 16px 0 30px; color: #656568; font-size: 19px; line-height: 1.5; letter-spacing: -.02em; }
.story .block { margin-top: 48px; padding-top: 22px; border-top: 1px solid #dededb; }
.story .block.first { margin-top: 0; padding-top: 0; border-top: 0; }
.story .block.joined { margin-top: 27px; padding-top: 0; border-top: 0; }
.story .block-head { margin-bottom: 21px; max-width: 790px; }
.story .block-head h2 { margin: 0; font-size: 17px; line-height: 1.4; font-weight: 600; letter-spacing: -.015em; }
.story .block-head.is-lead p { font-size: 16px; line-height: 1.65; letter-spacing: -.01em; color: #202122; }
.story .block:has(> .block-head.is-lead:only-child) { margin-top: 24px; padding-top: 0; border-top: 0; }
.story .b-grid { margin-left: auto; margin-right: auto; gap: 18px; }
.story .b-grid.cols-3 { gap: 16px; }
.story .image-frame { cursor: zoom-in; }
.story .image-frame img { object-fit: cover; }
.story figcaption { color: #656568; font-size: 11px; letter-spacing: 0; text-transform: none; font-weight: 400; }
.story .number { display: none; }
.story .note { margin: 35px 0 0; padding-top: 22px; border-top: 1px solid #dededb; color: #656568; font-size: 12px; line-height: 1.7; }
.story .note strong { display: block; margin-bottom: 5px; color: #b83339; font-size: 9px; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; }
.story-back { margin: 40px 0 0; }
@media (max-width: 640px) { .story { padding: calc(var(--nav-h) + 30px) 20px 36px; } .story .b-grid.cols-3 { grid-template-columns: repeat(2, 1fr); } }

.card-media.is-wide img { object-fit: contain; }

/* document viewer (brochures & manuals) */
.doc { width: min(100%, 1280px); margin: 0 auto; padding: calc(var(--nav-h) + 54px) 48px 60px; }
.doc-head { display: grid; justify-items: start; gap: 6px; margin-bottom: 30px; }
.doc-head .back { margin-bottom: 22px; } .doc-head .p-eyebrow { margin-bottom: 18px; }
.doc-head h1 { font-size: clamp(34px, 4.4vw, 60px); line-height: 1.05; letter-spacing: -.045em; font-weight: 600; }
.doc-viewer { background: var(--ink); color: #fff; padding: clamp(14px, 2vw, 26px); }
.doc-viewer:fullscreen { overflow: auto; padding: 24px; }
.doc-toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; }
.doc-tabs, .doc-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.doc-viewer .chip { border-color: #ffffff33; color: #fff; padding: 8px 16px; }
.doc-viewer .chip:hover { border-color: #fff; } .doc-viewer .chip.is-on { background: #fff; color: var(--ink); border-color: #fff; }
.doc-stage { position: relative; display: grid; place-items: center; min-height: 300px; padding: 10px 56px; background: radial-gradient(circle at 50% 40%, #173057, #0a1a30); overflow: hidden; }
.doc-page { display: grid; place-items: center; width: 100%; }
.doc-page img { display: block; width: auto; height: auto; max-width: 100%; max-height: 76vh; object-fit: contain; box-shadow: 0 20px 60px #0007; cursor: zoom-in; transition: transform .35s var(--ease); background: #fff; }
.doc-stage.is-zoomed .doc-page img { transform: scale(2); cursor: zoom-out; }
.doc-viewer:fullscreen .doc-page img { max-height: 82vh; }
.doc-nav { position: absolute; top: 50%; z-index: 2; width: 44px; height: 44px; margin-top: -22px; border: 1px solid #ffffff55; border-radius: 50%; background: #0b1f3acc; color: #fff; font-size: 26px; line-height: 1; padding-bottom: 3px; }
.doc-prev { left: 8px; } .doc-next { right: 8px; }
.doc-nav:hover:not(:disabled) { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.doc-nav:disabled { opacity: .25; cursor: default; }
.doc-bar { display: flex; justify-content: space-between; gap: 14px; margin: 14px 0 10px; font: 500 12px var(--mono); color: #ffffffb0; }
.doc-thumbs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 8px; scrollbar-width: thin; }
.doc-thumb { position: relative; flex: none; height: 84px; padding: 0; border: 2px solid transparent; background: #fff; opacity: .6; transition: opacity .2s, border-color .2s; }
.doc-thumb img { display: block; height: 100%; width: auto; }
.doc-thumb span { position: absolute; left: 0; bottom: 0; padding: 1px 6px; background: #0b1f3acc; color: #fff; font: 600 10px var(--mono); }
.doc-thumb:hover { opacity: 1; } .doc-thumb.is-on { opacity: 1; border-color: var(--accent); }
.doc-pdf[hidden], .doc-pages[hidden] { display: none; }
.doc-pdf iframe { display: block; width: 100%; height: min(82vh, 900px); border: 0; background: #fff; }
.doc-pdf-note { margin-top: 12px; font-size: 13px; color: #ffffffb0; } .doc-pdf-note a { color: var(--accent); text-decoration: underline; }
@media (max-width: 850px) { .doc { padding: calc(var(--nav-h) + 30px) 20px 40px; } .doc-stage { padding: 8px 8px 8px; } .doc-nav { top: auto; bottom: 8px; margin-top: 0; } .doc-hint { display: none; } }

/* render viewer (tabbed cross-fade between product renders) */
.rv { min-width: 0; }
.rv-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.rv-tab { display: inline-flex; align-items: center; gap: 10px; padding: 10px 18px; border: 1px solid var(--line); background: transparent; color: var(--ink); font: 600 13px/1 var(--font); letter-spacing: -.005em; cursor: pointer; transition: background .25s, color .25s, border-color .25s; }
.rv-tab span { font: 500 11px/1 var(--mono); color: var(--accent-deep); }
.rv-tab:hover { border-color: var(--ink); }
.rv-tab.is-on { background: var(--ink); border-color: var(--ink); color: #fff; }
.rv-tab.is-on span { color: var(--accent); }
.rv-stage { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #74c3cb; box-shadow: 0 30px 80px #0b1f3a24; }
.rv-slide { position: absolute; inset: 0; margin: 0; background: var(--bg, #74c3cb); opacity: 0; visibility: hidden; transform: scale(1.035); transition: opacity .7s var(--ease), transform 1.1s var(--ease), visibility 0s .7s; }
.rv-slide.is-on { opacity: 1; visibility: visible; transform: scale(1); transition: opacity .7s var(--ease), transform 1.1s var(--ease), visibility 0s; }
.rv-slide .image-frame { height: 100%; aspect-ratio: auto; background: transparent; }
.rv-slide figcaption { position: absolute; left: 16px; bottom: 18px; margin: 0; padding: 8px 14px; background: #0b1f3ad9; color: #fff; font-size: 12.5px; line-height: 1.4; backdrop-filter: blur(6px); pointer-events: none; }
.rv-slide figcaption .number { color: var(--accent); margin-right: 6px; }
.rv-progress { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: #ffffff40; z-index: 2; }
.rv-progress i { display: block; height: 100%; width: 0; background: var(--accent); }
.rv.is-playing .rv-progress i { animation: rv-progress var(--rv-time, 4.5s) linear forwards; }
@keyframes rv-progress { from { width: 0; } to { width: 100%; } }
@media (max-width: 640px) { .rv-tab { padding: 9px 12px; font-size: 12px; } .rv-stage { aspect-ratio: 1; } }
@media (prefers-reduced-motion: reduce) { .rv-slide, .rv-slide.is-on { transition: none; transform: none; } .rv.is-playing .rv-progress i { animation: none; } }
.copy p + p { margin-top: 10px; }