/* enterscry-v3.css — BridgeSpace-formula product page for Scry */
:root {
  --bg: #05090c; --bg-2: #080d11; --bg-3: #0b1216;
  --fg: #f2f5f6; --fg-2: #b9c4c8; --fg-3: #7c8a90; --fg-4: #4a575d;
  --line: rgba(255,255,255,0.08); --line-2: rgba(255,255,255,0.16);
  --cyan: #5ee0d7; --cyan-deep: #3cb8b0; --gold: #f5c98f; --magenta: #e85fc5;
  --violet: #8b7dff; --green: #7ed98a; --amber: #f5a623; --red: #ff6b6b;
  --serif: "Space Grotesk", "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); font-family: var(--serif); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: var(--fg-2); text-decoration: none; }
a:hover { color: var(--cyan); }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: var(--cyan); color: #000; }

/* ---------- ARCLIGHT UNIVERSAL STRIP ---------- */
.arclight-strip { position: relative; z-index: 101; display: flex; align-items: center; gap: 22px; height: 36px; padding: 0 40px;
  background: rgba(0,0,0,0.35); border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; }
.al-brand { display: inline-flex; align-items: center; gap: 8px; color: var(--fg-3); font-weight: 600; letter-spacing: 0.2em; transition: color .2s; }
.al-brand:hover { color: var(--fg); }
.al-brand svg { color: var(--gold); }
.al-products { display: flex; gap: 4px; padding-left: 22px; border-left: 1px solid var(--line); }
.al-products a { padding: 3px 11px; border-radius: 999px; color: var(--fg-4); border: 1px solid transparent; transition: color .2s, border-color .2s; }
.al-products a:hover { color: var(--fg-2); }
.al-products a.on { color: var(--cyan); border-color: rgba(94,224,215,0.3); background: rgba(94,224,215,0.06); }
.al-spacer { flex: 1; }
.al-link { color: var(--fg-4); transition: color .2s; }
.al-link:hover { color: var(--fg-2); }
@media (max-width: 720px) { .arclight-strip { padding: 0 20px; } .al-brand span { display: none; } }

/* ---------- NAV ---------- */
.nav { position: sticky; top: 0; z-index: 100; display: flex; align-items: center; gap: 28px;
  padding: 14px 40px; background: rgba(5,9,12,0.82); backdrop-filter: blur(16px); border-bottom: 1px solid var(--line); }
.nav-logo img { height: 34px; display: block; }
.nav-spacer { flex: 1; }
.nav-links { display: flex; gap: 26px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-2); }
.nav-links a { color: var(--fg-2); transition: color .2s; }
.nav-links a:hover { color: var(--cyan); }
.btn { font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; white-space: nowrap;
  padding: 9px 18px; border: 1px solid var(--line-2); border-radius: 999px; color: var(--fg);
  transition: background .2s, border-color .2s, color .2s; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.btn:hover { background: #fff; color: #000; border-color: #fff; }
.btn.primary { background: var(--cyan); color: #02181a; border-color: var(--cyan); }
.btn.primary:hover { background: #fff; color: #000; }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(3px); }

/* coming-soon (non-link) download treatment — muted, not clickable */
.btn.soon { background: transparent; color: var(--fg-4); border-color: var(--line); cursor: default; }
.btn.soon:hover { background: transparent; color: var(--fg-4); border-color: var(--line); }
.btn.soon .soon-tag { font-size: 9px; letter-spacing: 0.18em; padding: 2px 8px; border: 1px solid var(--line); border-radius: 999px; color: var(--fg-4); }

/* ---------- HERO ---------- */
.hero { position: relative; padding: 72px 40px 90px; overflow: hidden; }
/* video wallpaper (carried over from the v1 site's hero.mp4) — sits under a dark
   veil so the v3 text/demo keep their contrast against the moving footage */
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-veil { position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(5,9,12,0.62) 0%, rgba(5,9,12,0.72) 45%, rgba(5,9,12,0.92) 80%, var(--bg) 100%); }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(1000px 540px at 50% -10%, rgba(94,224,215,0.1), transparent 60%),
              radial-gradient(800px 500px at 85% 20%, rgba(139,125,255,0.08), transparent 60%); }
.hero-bg::after { content: ''; position: absolute; inset: 0; opacity: 0.05;
  background-image: linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 80px 80px; mask-image: radial-gradient(ellipse at 50% 0%, black 20%, transparent 75%); }
.hero-inner { position: relative; z-index: 1; max-width: 1240px; margin: 0 auto; text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 9px; padding: 5px 16px; border-radius: 999px;
  border: 1px solid rgba(94,224,215,0.3); background: rgba(94,224,215,0.06);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--cyan); margin-bottom: 30px; white-space: nowrap; }
.hero-badge .pip { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: pulse 1.8s ease-in-out infinite; }
.hero h1 { font-size: clamp(40px, 5.4vw, 78px); font-weight: 400; letter-spacing: -0.025em; line-height: 1.02; margin: 0 0 22px; }
.hero h1 .accent { font-style: italic; font-weight: 300; color: var(--fg-3); }
.hero-sub { font-size: clamp(16px, 1.35vw, 20px); font-weight: 300; color: var(--fg-2); max-width: 620px; margin: 0 auto 34px; line-height: 1.6; }
.hero-ctas { display: flex; gap: 12px; justify-content: center; margin-bottom: 18px; }
.hero-ctas .btn { padding: 13px 26px; }
.hero-micro { font-family: var(--mono); font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--fg-4); }
.hero-micro span { margin: 0 8px; color: var(--fg-4); }

/* ---------- HERO DEMO ---------- */
.demo-wrap { position: relative; z-index: 1; max-width: 1240px; margin: 56px auto 0; display: grid;
  grid-template-columns: 1fr 280px; gap: 18px; align-items: start; text-align: left; }
.try { border: 1px solid var(--line-2); border-radius: 14px; background: linear-gradient(180deg, var(--bg-2), var(--bg));
  padding: 20px; position: sticky; top: 84px; }
.try h4 { margin: 0 0 4px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--cyan); font-weight: 600; }
.try .prog { font-family: var(--mono); font-size: 10px; color: var(--fg-4); margin-bottom: 14px; }
.try-item { display: flex; align-items: flex-start; gap: 10px; padding: 10px 12px; border-radius: 9px; cursor: pointer;
  border: 1px solid transparent; transition: background .15s, border-color .15s; font-size: 13px; color: var(--fg-2); line-height: 1.45; }
.try-item:hover { background: rgba(94,224,215,0.05); border-color: rgba(94,224,215,0.2); }
.try-item .box { width: 16px; height: 16px; border-radius: 5px; border: 1px solid var(--line-2); flex-shrink: 0; margin-top: 1px;
  display: flex; align-items: center; justify-content: center; font-size: 10px; color: #02181a; transition: background .2s, border-color .2s; }
.try-item.done { color: var(--fg-4); }
.try-item.done .box { background: var(--cyan); border-color: var(--cyan); }
.try-item.done .box::after { content: '✓'; font-weight: 700; }
.try-foot { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 10px; color: var(--fg-4); line-height: 1.5; }
.try-foot b { color: var(--gold); font-weight: 500; }

/* ---------- COCKPIT FRAME (shared) ---------- */
.cockpit { position: relative; border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden;
  background: linear-gradient(180deg, #0a1418 0%, #050a0d 100%); box-shadow: 0 30px 80px -20px rgba(0,0,0,0.7); }
.cockpit-bar { display: flex; align-items: center; gap: 14px; padding: 10px 16px; background: rgba(0,0,0,0.35);
  border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 10.5px; color: var(--fg-3); letter-spacing: 0.08em; }
.cockpit-bar .brand { color: var(--cyan); letter-spacing: 0.18em; font-weight: 600; }
.cockpit-bar .tabs { display: flex; gap: 4px; margin-left: 10px; }
.cockpit-bar .tab { padding: 3px 9px; border-radius: 4px; }
.cockpit-bar .tab.on { background: rgba(94,224,215,0.12); color: var(--cyan); border: 1px solid rgba(94,224,215,0.3); }
.cockpit-bar .tab.off { color: var(--fg-3); border: 1px solid transparent; }
.cockpit-bar .right { margin-left: auto; display: flex; gap: 14px; align-items: center; }
.cockpit-grid { display: grid; gap: 6px; padding: 8px; grid-template-columns: 1.15fr 1.15fr 1fr; grid-template-rows: 1fr 1fr; min-height: 470px; }
.cpane { background: rgba(255,255,255,0.015); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px 10px;
  display: flex; flex-direction: column; gap: 8px; position: relative; overflow: hidden; min-height: 0; transition: border-color .2s, box-shadow .2s; }
.cpane::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--cyan); opacity: 0.7; animation: pulse 1.6s ease-in-out infinite; }
.cpane.gold::before { background: var(--gold); }
.cpane.violet::before { background: var(--violet); }
.cpane.idle::before { background: var(--fg-4); animation: none; opacity: 0.35; }
.cpane.done::before { background: var(--green); animation: none; opacity: 0.7; }
.cpane.focus { border-color: rgba(94,224,215,0.5); box-shadow: 0 0 0 1px rgba(94,224,215,0.25), 0 0 34px -10px rgba(94,224,215,0.4); }
.cphead { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 9.5px; color: var(--fg-3); letter-spacing: 0.12em; text-transform: uppercase; }
.cphead .pill { display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px; border-radius: 4px; font-size: 9px; font-weight: 700; letter-spacing: 0.14em; }
.pill-wsl { color: var(--cyan); background: rgba(94,224,215,0.1); border: 1px solid rgba(94,224,215,0.25); }
.pill-win { color: var(--violet); background: rgba(139,125,255,0.1); border: 1px solid rgba(139,125,255,0.28); }
.pill-web { color: var(--magenta); background: rgba(232,95,197,0.1); border: 1px solid rgba(232,95,197,0.28); }
.pill-mem { color: var(--gold); background: rgba(245,201,143,0.1); border: 1px solid rgba(245,201,143,0.28); }
.pill-pip { width: 4px; height: 4px; border-radius: 50%; background: currentColor; box-shadow: 0 0 5px currentColor; }
.cphead .name { font-family: var(--mono); color: var(--fg); font-size: 11px; text-transform: none; letter-spacing: 0; font-weight: 500; }
.cphead .spc { flex: 1; }
.cphead .status { font-family: var(--mono); font-size: 8.5px; padding: 1px 6px; border-radius: 999px; letter-spacing: 0.16em; white-space: nowrap; }
.status-thinking { color: var(--cyan); background: rgba(94,224,215,0.1); border: 1px solid rgba(94,224,215,0.3); }
.status-awaiting { color: var(--amber); background: rgba(245,166,35,0.1); border: 1px solid rgba(245,166,35,0.3); }
.status-done { color: var(--green); background: rgba(126,217,138,0.08); border: 1px solid rgba(126,217,138,0.28); }
.status-idle { color: var(--fg-3); background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.cpsub { font-family: var(--mono); font-size: 9.5px; color: var(--fg-4); padding-bottom: 4px; border-bottom: 1px solid var(--line); display: flex; gap: 10px; align-items: center; }
.cpsub .agent { color: #d4a98a; }
.cpsub .agent.codex { color: var(--green); }
.cpsub .agent.shell { color: var(--fg-3); }
.cpbody { flex: 1; min-height: 0; overflow: hidden; font-family: var(--mono); font-size: 10.5px; line-height: 1.55; color: var(--fg-2); position: relative; }
.cpbody .dim { color: var(--fg-3); } .cpbody .gray { color: var(--fg-4); }
.cpbody .ok { color: var(--green); } .cpbody .warn { color: var(--amber); }
.cpbody .accent-c { color: var(--cyan); } .cpbody .accent-g { color: var(--gold); } .cpbody .accent-m { color: var(--magenta); }
.blink { display: inline-block; width: 6px; height: 11px; background: var(--fg-2); vertical-align: -1px; margin-left: 2px; animation: blink 1s steps(2) infinite; }
.cockpit-foot { display: flex; align-items: center; padding: 6px 14px; gap: 14px; border-top: 1px solid var(--line);
  background: rgba(0,0,0,0.4); font-family: var(--mono); font-size: 10px; color: var(--fg-3); letter-spacing: 0.08em; }
.cockpit-foot .right { margin-left: auto; display: flex; gap: 14px; }
.clr-g { color: var(--gold); } .clr-c { color: var(--cyan); } .clr-a { color: var(--amber); }

/* ---------- SECTIONS ---------- */
section { position: relative; padding: 110px 40px; }
.container { max-width: 1240px; margin: 0 auto; }
.container.narrow { max-width: 880px; }
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--cyan);
  margin-bottom: 22px; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--cyan); }
.eyebrow.centered { justify-content: center; }
.eyebrow.centered::after { content: ''; width: 24px; height: 1px; background: var(--cyan); }
h2 { font-size: clamp(32px, 4vw, 56px); line-height: 1.05; margin: 0; font-weight: 400; letter-spacing: -0.02em; max-width: 20ch; }
h2 .accent { font-style: italic; font-weight: 300; color: var(--fg-3); }
.lede { font-size: clamp(15px, 1.25vw, 18px); font-weight: 300; color: var(--fg-2); max-width: 62ch; line-height: 1.65; margin: 18px 0 0; }

/* ---------- FEATURE LADDER (BridgeSpace formula) ---------- */
.ladder { display: flex; flex-direction: column; gap: 0; }
.rung { padding: 84px 0; border-top: 1px solid var(--line); }
.rung:first-child { border-top: none; padding-top: 0; }
.rung-head { max-width: 780px; margin-bottom: 20px; }
.rung-tag { font-family: var(--mono); font-size: 11px; color: var(--fg-4); letter-spacing: 0.22em; text-transform: uppercase; margin-bottom: 14px; }
.rung h3 { font-size: clamp(28px, 3vw, 44px); line-height: 1.06; margin: 0 0 16px; font-weight: 400; letter-spacing: -0.02em; }
.rung p { font-size: 16px; color: var(--fg-2); font-weight: 300; line-height: 1.65; margin: 0; max-width: 62ch; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 34px; }
.chip { display: inline-flex; align-items: center; gap: 7px; padding: 6px 14px; border-radius: 999px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--line-2); color: var(--fg-2); }
.chip .pip { width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 6px var(--cyan); }
.chip.gold .pip { background: var(--gold); box-shadow: 0 0 6px var(--gold); }
.chip.violet .pip { background: var(--violet); box-shadow: 0 0 6px var(--violet); }
.chip.magenta .pip { background: var(--magenta); box-shadow: 0 0 6px var(--magenta); }
.rung-caption { margin-top: 14px; font-family: var(--mono); font-size: 11px; color: var(--fg-4); letter-spacing: 0.08em; display: flex; justify-content: space-between; }

/* frame variants */
.frame-desk { position: relative; border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden;
  background: url('assets/site-bg.webp') center/cover, #03060a; min-height: 480px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.7); }
.frame-desk .veil { position: absolute; inset: 0; background: rgba(3,6,10,0.45); }

/* ---------- UNDER THE HOOD ---------- */
.hood { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 54px; }
.hood-card { border: 1px solid var(--line); border-radius: 12px; padding: 26px 24px; background: var(--bg-2); }
.hood-card .glyph { font-size: 20px; color: var(--cyan); display: block; margin-bottom: 14px; }
.hood-card h4 { margin: 0 0 8px; font-size: 15px; font-weight: 500; letter-spacing: 0; }
.hood-card p { margin: 0; font-size: 13px; color: var(--fg-3); font-weight: 300; line-height: 1.6; }

/* ---------- DUO ---------- */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 54px; }
.duo-card { border: 1px solid var(--line-2); border-radius: 14px; padding: 36px 32px 30px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg)); display: flex; flex-direction: column; gap: 12px;
  position: relative; overflow: hidden; }
.duo-card.scry { color: var(--cyan); } .duo-card.lc { color: var(--gold); }
.duo-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, currentColor, transparent); opacity: 0.5; }
.duo-glyph { font-family: var(--mono); font-size: 20px; }
.duo-name { font-family: var(--mono); font-size: 13px; letter-spacing: 0.3em; font-weight: 600; }
.duo-role { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-4); }
.duo-card h3 { color: var(--fg); font-size: 22px; font-weight: 400; margin: 8px 0 0; line-height: 1.25; }
.duo-card p { color: var(--fg-2); font-size: 14px; font-weight: 300; line-height: 1.65; margin: 0; }
.duo-link { margin-top: auto; padding-top: 18px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg); }
.duo-link:hover { color: inherit; }

/* ---------- FILM ---------- */
.video-wrap { margin-top: 54px; position: relative; border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden;
  background: #000; aspect-ratio: 16/9; box-shadow: 0 30px 80px -20px rgba(0,0,0,0.7); }
.video-wrap video { width: 100%; height: 100%; display: block; object-fit: cover; }
.video-poster { position: absolute; inset: 0; background: #000; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: opacity .35s; }
.video-poster.is-playing { opacity: 0; pointer-events: none; }
.video-poster::before { content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(94,224,215,0.18), transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(245,201,143,0.12), transparent 60%); filter: blur(40px); }
.play { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.play-circle { width: 96px; height: 96px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.05); backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center;
  transition: transform .25s, background .25s; }
.video-poster:hover .play-circle { transform: scale(1.07); background: rgba(255,255,255,0.12); }
.play-circle svg { width: 26px; height: 26px; margin-left: 4px; }
.play-label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--fg-2); }
.play-sub { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--fg-4); }

/* ---------- FAQ ---------- */
.faq { margin-top: 44px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { display: flex; align-items: center; padding: 22px 4px; cursor: pointer; font-size: 17px; font-weight: 400; }
.faq-q .arrow { margin-left: auto; color: var(--fg-3); transition: transform .25s; font-family: var(--mono); font-size: 14px; }
.faq-item.open .faq-q .arrow { transform: rotate(45deg); color: var(--cyan); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; color: var(--fg-2); font-weight: 300; font-size: 15px; line-height: 1.65; }
.faq-item.open .faq-a { max-height: 200px; padding-bottom: 22px; }

/* ---------- CTA ---------- */
.cta { text-align: center; border-top: 1px solid var(--line); }
.cta-inner { max-width: 760px; margin: 0 auto; }
.cta-buttons { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 34px; }

/* ---------- FOOTER ---------- */
.foot { border-top: 1px solid var(--line); background: var(--bg-2); padding: 64px 40px 40px;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; max-width: none; }
.foot-brand img { height: 34px; margin-bottom: 18px; }
.foot-brand p { margin: 0 0 6px; font-size: 13px; color: var(--fg-3); font-weight: 300; }
.foot-brand .tag { font-family: var(--mono); font-size: 11px; color: var(--fg-4); letter-spacing: 0.08em; margin-top: 14px; }
.foot-col h4 { margin: 0 0 16px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-4); font-weight: 500; }
.foot-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; font-size: 13px; }

@keyframes pulse { 0%, 100% { opacity: 0.9; } 50% { opacity: 0.35; } }
@keyframes blink { 50% { opacity: 0; } }

@media (max-width: 1080px) {
  .demo-wrap { grid-template-columns: 1fr; }
  .try { position: static; }
  .hood { grid-template-columns: 1fr 1fr; }
  .duo { grid-template-columns: 1fr; }
  .foot { grid-template-columns: 1fr 1fr; }
  .cockpit-grid { grid-template-columns: 1fr 1fr; }
}

/* Between ~721px and ~980px the single-row nav can't fit (logo + 6 links + button
   needs ~940px), so link text wraps mid-label inside the sticky header — stack the
   links early. */
@media (max-width: 980px) {
  .nav { flex-wrap: wrap; }
  .nav-links { order: 3; width: 100%; justify-content: center; flex-wrap: wrap; }
  .nav-links a { white-space: nowrap; }
}

/* ---------- SMALL SCREENS (~<720px) ---------- */
@media (max-width: 720px) {
  .nav { flex-wrap: wrap; gap: 14px; padding: 12px 18px; }
  .nav-links { order: 3; width: 100%; justify-content: center; flex-wrap: wrap; gap: 12px 16px; font-size: 11px; }
  .hero { padding: 48px 18px 64px; }
  .hero-badge { white-space: normal; text-align: center; line-height: 1.5; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-micro { line-height: 2.1; }
  .demo-wrap { margin-top: 40px; }
  section { padding: 70px 18px; }
  .rung { padding: 56px 0; }
  .rung-caption { flex-direction: column; gap: 4px; }
  /* !important so this beats the per-instance inline grid-template overrides */
  .cockpit-grid { grid-template-columns: 1fr !important; grid-template-rows: none !important; min-height: 0 !important; }
  .cpane { min-height: 96px; }
  /* foot row is wider than a phone cockpit — wrap instead of clipping #foot-crew */
  .cockpit-foot { flex-wrap: wrap; row-gap: 2px; }
  /* longest FAQ answer nears the 200px cap at ~390px wide; give headroom so zoom/
     font scaling never silently truncates (transition just overshoots slightly) */
  .faq-item.open .faq-a { max-height: 420px; }
  .hood { grid-template-columns: 1fr; }
  .frame-desk { min-height: 380px; }
  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn { justify-content: center; }
  .foot { grid-template-columns: 1fr; padding: 48px 18px 32px; gap: 30px; }
}

/* ---------- EXTENSIONS ---------- */
/* Shared by index.html (#extensions teaser) and extensions.html (the full library).
   Seamed-grid tiles in the v3 language: 1px var(--line) gutters inside a rounded frame. */
.ext-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; margin-top: 54px; }
.ext-tile { background: var(--bg); padding: 26px 24px 22px; display: flex; flex-direction: column; gap: 6px; }
.ext-tile .ex-glyph { font-family: var(--mono); font-size: 20px; line-height: 1; margin-bottom: 8px; }
.ext-tile .ex-name { font-family: var(--mono); font-size: 12px; letter-spacing: 0.2em; font-weight: 600; color: var(--fg); }
.ext-tile .ex-role { font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-4); }
.ext-tile p { margin: 6px 0 0; font-size: 13px; color: var(--fg-2); font-weight: 300; line-height: 1.6; }
.ext-tile .ex-meta { margin-top: auto; padding-top: 16px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; color: var(--fg-4); }
/* glyph accents cycle through the v3 palette */
.ext-grid .ext-tile:nth-child(3n+1) .ex-glyph { color: var(--cyan); }
.ext-grid .ext-tile:nth-child(3n+2) .ex-glyph { color: var(--gold); }
.ext-grid .ext-tile:nth-child(3n+3) .ex-glyph { color: var(--violet); }

/* build-your-own tile (index teaser) — spans the row, manifest beside the copy */
.ext-tile.byo { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 34px; flex-wrap: wrap; }
.ext-tile.byo .byo-copy { display: flex; flex-direction: column; gap: 6px; flex: 1.2; min-width: 240px; }
.codeblock { background: rgba(0,0,0,0.4); border: 1px solid var(--line); border-radius: 9px;
  padding: 14px 16px; font-family: var(--mono); font-size: 11px; line-height: 1.7; color: var(--fg-3);
  overflow-x: auto; flex: 1; min-width: 240px; }
.codeblock .k { color: var(--cyan); } .codeblock .s { color: var(--gold); } .codeblock .p { color: var(--fg-4); }

/* "full library" link under the teaser grid */
.ext-more { display: inline-flex; align-items: center; gap: 8px; margin-top: 34px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg); }
.ext-more .arrow { transition: transform .2s; }
.ext-more:hover .arrow { transform: translateX(3px); }

/* extensions.html page header microline */
.ext-updated { margin-top: 18px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--fg-4); }

/* build-your-own block (extensions.html, after the grid) */
.ext-build { margin-top: 54px; border: 1px solid var(--line-2); border-radius: 14px; padding: 38px 34px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.ext-build h3 { margin: 0 0 14px; font-size: clamp(22px, 2.4vw, 30px); font-weight: 400; letter-spacing: -0.015em; line-height: 1.15; }
.ext-build p { margin: 0 0 12px; font-size: 14.5px; color: var(--fg-2); font-weight: 300; line-height: 1.65; max-width: 52ch; }
.ext-build .repo-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 4px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--cyan); }
.ext-build .repo-link .arrow { transition: transform .2s; }
.ext-build .repo-link:hover .arrow { transform: translateX(3px); }

@media (max-width: 1080px) {
  .ext-grid { grid-template-columns: 1fr 1fr; }
  .ext-build { grid-template-columns: 1fr; gap: 26px; }
}
@media (max-width: 720px) {
  .ext-grid { grid-template-columns: 1fr; }
  .ext-tile.byo { flex-direction: column; align-items: stretch; gap: 16px; }
}