@charset "UTF-8";

:root {
  --bg: #0a0a09;
  --bg-raised: #10110f;
  --surface: #141511;
  --surface-2: #191a16;
  --text: #f3f1e8;
  --muted: #a6a69f;
  --muted-2: #73736d;
  --line: #282824;
  --line-bright: #3a3a33;
  --ikan: #c9ff4a;
  --lixiang: #ff7259;
  --mozhou: #7778ff;
  --signal: var(--ikan);
  --max: 1440px;
  --header-h: 82px;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --ease: cubic-bezier(.2, .75, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { max-width: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); background: var(--bg); overflow-x: clip; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--bg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  max-width: 100%;
}
body.menu-open { overflow: hidden; }
body.is-loading { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
:where(a, button, input, textarea, select):focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, p, figure { margin: 0; }
::selection { color: #090909; background: var(--signal); }

.container { width: min(calc(100% - 64px), var(--max)); margin-inline: auto; }
.skip-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: #080808;
  background: var(--ikan);
  transform: translateY(-160%);
  transition: transform .2s;
}
.skip-link:focus { transform: translateY(0); }
.section-code {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .13em;
  text-transform: uppercase;
}

/* Loading, pointer and progress */
.loader {
  position: fixed;
  z-index: 2000;
  inset: 0;
  display: none;
  grid-template-columns: 1fr auto;
  grid-template-rows: 1fr auto;
  gap: 24px;
  align-items: end;
  padding: 32px;
  color: #0a0a09;
  background: var(--ikan);
}
.loader.is-active { display: grid; }
.loader-matrix { align-self: start; width: 56px; display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.loader-matrix i { aspect-ratio: 1; background: #0a0a09; }
.loader-label { font: 700 12px/1 var(--mono); letter-spacing: .12em; }
.loader-count { font: 700 clamp(64px, 10vw, 144px)/.7 var(--sans); letter-spacing: -.07em; }
.loader-count small { font: 600 14px/1 var(--mono); letter-spacing: 0; }
.cursor {
  position: fixed;
  z-index: 1800;
  top: 0;
  left: 0;
  width: 68px;
  height: 68px;
  display: none;
  place-items: center;
  color: #0a0a09;
  background: var(--signal);
  border-radius: 50%;
  pointer-events: none;
  transform: translate3d(-50%, -50%, 0) scale(.22);
  opacity: 0;
  mix-blend-mode: difference;
}
.cursor span { font: 700 9px/1 var(--mono); letter-spacing: .08em; opacity: 0; }
.cursor.is-visible { opacity: 1; }
.cursor.is-link { transform: translate3d(-50%, -50%, 0) scale(1); }
.cursor.is-link span { opacity: 1; }
.page-progress { position: fixed; z-index: 1300; top: 0; left: 0; width: 100%; height: 2px; pointer-events: none; }
.page-progress i { display: block; width: 100%; height: 100%; background: var(--signal); transform: scaleX(0); transform-origin: left; }

/* Navigation */
.site-header {
  position: fixed;
  z-index: 1200;
  top: 0;
  left: 0;
  width: 100%;
  border-bottom: 1px solid transparent;
  transition: transform .45s var(--ease), background .3s, border-color .3s;
}
.site-header.is-scrolled { background: rgba(10, 10, 9, .83); border-color: rgba(255,255,255,.08); backdrop-filter: blur(18px); }
.site-header.is-hidden { transform: translateY(-105%); }
.site-header:focus-within { transform: none; }
.header-inner { min-height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 760; letter-spacing: -.035em; }
.brand-mark { width: 32px; height: 32px; flex: none; }
.brand-word { white-space: nowrap; }
.brand-word sup { margin-left: 2px; color: var(--muted); font: 500 8px/1 var(--mono); vertical-align: super; }
.site-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; }
.site-nav a { position: relative; color: var(--muted); font-size: 13px; font-weight: 600; }
.site-nav a::after { content: ""; position: absolute; right: 0; bottom: -6px; left: 0; height: 1px; background: var(--signal); transform: scaleX(0); transform-origin: right; transition: transform .3s var(--ease); }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--text); }
.site-nav a:hover::after, .site-nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.menu-button { width: 46px; height: 46px; display: none; place-items: center; padding: 0; color: var(--text); border: 1px solid var(--line); background: var(--bg); border-radius: 50%; cursor: pointer; }
.menu-button span, .menu-button span::before { display: block; width: 15px; height: 1px; background: currentColor; transition: transform .3s var(--ease); }
.menu-button span::before { content: ""; transform: translateY(5px); }
.menu-button[aria-expanded="true"] span { transform: rotate(45deg); }
.menu-button[aria-expanded="true"] span::before { transform: rotate(-90deg); }
.mobile-menu { position: fixed; z-index: 1100; inset: 0; height: 100dvh; display: grid; align-items: center; padding: 110px 32px 40px; background: var(--bg); visibility: hidden; opacity: 0; overflow-y: auto; overscroll-behavior: contain; pointer-events: none; transition: opacity .25s, visibility .25s; }
.mobile-menu.is-open { visibility: visible; opacity: 1; pointer-events: auto; }
.mobile-menu nav { display: grid; }
.mobile-menu a { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: clamp(28px, 9vw, 48px); font-weight: 650; line-height: 1.15; letter-spacing: -.05em; }
.mobile-menu a span { color: var(--muted); font: 500 11px/1 var(--mono); letter-spacing: .12em; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 0 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  transition: color .25s, background .25s, border-color .25s, transform .25s var(--ease);
}
.button span { font-size: 16px; transition: transform .25s var(--ease); }
.button:hover span { transform: translateX(4px); }
.button-primary { color: #0a0a09; background: var(--text); border-color: var(--text); }
.button-primary:hover { background: var(--signal); border-color: var(--signal); }
.button-signal { color: #0a0a09; background: var(--signal); border-color: var(--signal); }
.button-signal:hover { color: var(--text); background: transparent; }
.button-ghost { background: transparent; }
.button-ghost:hover { border-color: var(--text); }
.button-light { color: #0a0a09; background: var(--text); border-color: var(--text); }
.button-light:hover { background: var(--ikan); border-color: var(--ikan); }
.button-dark { color: #0a0a09; background: var(--signal); border-color: var(--signal); }
.button-dark:hover { color: var(--text); background: transparent; }
.button-white { color: #0a0a09; background: var(--text); border-color: var(--text); }
.button-white:hover { background: var(--ikan); border-color: var(--ikan); }
.inline-link { padding-bottom: 3px; border-bottom: 1px solid currentColor; font-size: 13px; font-weight: 700; }

/* Hero */
.hero-v3 { position: relative; min-height: 100svh; display: flex; align-items: stretch; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-grid-bg { position: absolute; inset: 0; opacity: .34; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, #000 0, rgba(0,0,0,.65) 65%, transparent 100%); }
.hero-grid-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--bg) 0, transparent 26%, transparent 74%, var(--bg) 100%); }
.hero-ambient { position: absolute; width: 52vw; height: 52vw; min-width: 620px; min-height: 620px; top: 3%; right: -8%; background: radial-gradient(circle, color-mix(in srgb, var(--signal) 23%, transparent), transparent 64%); filter: blur(10px); opacity: .75; pointer-events: none; transition: background .55s; }
.hero-grid-bg, .ikan-orbit, .path-map, .final-matrix, .giant-word, .page-hero::before { pointer-events: none; }
.hero-v3-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, .9fr) minmax(500px, 1.1fr); align-items: center; gap: clamp(48px, 7vw, 110px); padding-top: calc(var(--header-h) + 58px); padding-bottom: 80px; }
.hero-v3-copy { align-self: center; }
.hero-kicker { display: flex; align-items: center; gap: 10px; margin-bottom: 30px; color: var(--muted); font: 600 10px/1.2 var(--mono); letter-spacing: .12em; }
.hero-kicker::before { content: ""; width: 7px; height: 7px; background: var(--signal); border-radius: 50%; box-shadow: 0 0 18px var(--signal); }
.hero-kicker b { color: var(--line-bright); }
.hero-v3-title { max-width: 780px; font-size: clamp(64px, 7.2vw, 124px); font-weight: 680; line-height: .92; letter-spacing: -.075em; }
.hero-v3-title span { color: var(--signal); transition: color .4s; }
.hero-v3-lede { margin-top: 32px; color: var(--muted); font-size: clamp(15px, 1.2vw, 18px); line-height: 1.8; }
.hero-v3-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-coordinates { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 48px; color: var(--muted-2); font: 500 9px/1 var(--mono); letter-spacing: .12em; }
.hero-coordinates span:last-child { margin-left: auto; }

.hero-switcher { position: relative; align-self: center; min-height: min(690px, 73vh); overflow: hidden; border: 1px solid var(--line-bright); background: rgba(15,16,13,.86); box-shadow: 0 30px 100px rgba(0,0,0,.36); transition: border-color .35s; }
.switcher-head { height: 48px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 18px; border-bottom: 1px solid var(--line); color: var(--muted); font: 600 9px/1 var(--mono); letter-spacing: .12em; }
.signal-state { display: flex; align-items: center; gap: 8px; }
.signal-state i { width: 6px; height: 6px; background: var(--signal); border-radius: 50%; box-shadow: 0 0 12px var(--signal); animation: signalPulse 1.7s ease-in-out infinite; }
.signal-state b { color: var(--text); font-weight: 600; }
@keyframes signalPulse { 50% { opacity: .35; transform: scale(.72); } }
.switcher-panels { position: absolute; inset: 48px 0 86px; }
.switcher-panel { position: absolute; inset: 0; display: grid; place-items: center; padding: 36px 36px 62px; overflow: hidden; visibility: hidden; opacity: 0; touch-action: pan-y; }
.switcher-panel.is-active { visibility: visible; opacity: 1; }
.panel-interaction-label { position: absolute; z-index: 7; top: 17px; left: 18px; display: flex; align-items: center; gap: 8px; color: var(--muted); font: 600 8px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.panel-interaction-label i { width: 6px; height: 6px; background: var(--signal); border-radius: 50%; box-shadow: 0 0 12px var(--signal); }
.panel-live-link { position: absolute; z-index: 8; left: 20px; bottom: 17px; display: inline-flex; align-items: center; gap: 7px; padding: 7px 10px; color: var(--text); border: 1px solid var(--line-bright); border-radius: 999px; background: rgba(10,10,9,.75); font: 650 9px/1 var(--mono); backdrop-filter: blur(10px); transition: color .25s, border-color .25s, background .25s; }
.panel-live-link:hover { color: #0a0a09; border-color: var(--signal); background: var(--signal); }
.panel-live-link span { transition: transform .25s var(--ease); }
.panel-live-link:hover span { transform: translate(2px,-2px); }
.panel-caption { position: absolute; right: 28px; bottom: 18px; max-width: 48%; color: var(--muted); font-size: 10px; text-align: right; }
.product-tabs { position: absolute; z-index: 5; right: 0; bottom: 0; left: 0; height: 86px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); background: rgba(10,10,9,.9); }
.product-tab { position: relative; display: grid; grid-template-columns: auto 1fr; grid-template-rows: 1fr 1fr; column-gap: 10px; align-items: end; padding: 14px 16px; color: var(--muted); text-align: left; border: 0; border-right: 1px solid var(--line); background: transparent; cursor: pointer; }
.product-tab:last-child { border-right: 0; }
.product-tab::before { content: ""; position: absolute; top: -1px; right: 0; left: 0; height: 2px; background: var(--tab-color, var(--signal)); transform: scaleX(0); transition: transform .35s var(--ease); }
.product-tab:nth-child(1) { --tab-color: var(--ikan); }
.product-tab:nth-child(2) { --tab-color: var(--lixiang); }
.product-tab:nth-child(3) { --tab-color: var(--mozhou); }
.product-tab span { grid-row: 1 / 3; align-self: center; color: var(--muted-2); font: 500 9px/1 var(--mono); }
.product-tab b { color: inherit; font-size: 12px; line-height: 1; }
.product-tab small { font: 500 8px/1 var(--mono); letter-spacing: .12em; }
.product-tab:hover, .product-tab.is-active { color: var(--text); background: rgba(255,255,255,.025); }
.product-tab.is-active::before { transform: scaleX(1); }

/* IKAN hero visual */
.ikan-orbit { position: absolute; inset: 10%; }
.ikan-orbit i { position: absolute; inset: 0; border: 1px solid rgba(201,255,74,.18); border-radius: 50%; }
.ikan-orbit i:nth-child(2) { inset: 11%; border-style: dashed; transform: rotate(35deg); }
.ikan-orbit i:nth-child(3) { inset: 24%; border-color: rgba(201,255,74,.3); }
.phone-demo { position: relative; z-index: 2; width: min(280px, 54%); aspect-ratio: .54; padding: 9px; background: #050505; border: 1px solid #46483e; border-radius: 42px; box-shadow: 0 34px 70px rgba(0,0,0,.55), 0 0 70px rgba(201,255,74,.08); transform-style: preserve-3d; }
.phone-demo::after { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(255,255,255,.08); border-radius: 34px; pointer-events: none; }
.phone-demo-top { height: 45px; display: flex; align-items: center; justify-content: space-between; padding: 0 18px; color: #eceee6; font: 600 9px/1 var(--mono); }
.phone-demo-top::after { content: ""; position: absolute; top: 13px; left: 50%; width: 73px; height: 22px; background: #000; border-radius: 20px; transform: translateX(-50%); }
.phone-demo-top i { width: 22px; height: 8px; border: 1px solid #888; border-radius: 2px; }
.phone-demo-app { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-top: 1px solid #24251f; }
.mini-brand { color: var(--ikan); font-size: 12px; font-weight: 800; }
.mini-status { color: #b8baae; font-size: 8px; }
.command-bubble { width: calc(100% - 24px); display: flex; align-items: flex-end; justify-content: space-between; gap: 8px; margin: 20px 12px 14px; padding: 14px; color: #101108; text-align: left; background: var(--ikan); border: 0; border-radius: 15px 15px 3px 15px; font-size: 11px; font-weight: 650; line-height: 1.55; cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s; }
.command-bubble:hover { transform: translateY(-2px); box-shadow: 0 10px 25px rgba(201,255,74,.18); }
.command-bubble small { flex: none; font: 700 7px/1 var(--mono); opacity: .58; }
.action-log { display: grid; gap: 4px; margin: 0 12px; list-style: none; }
.action-log li { min-width: 0; }
.action-log button { width: 100%; min-height: 34px; display: grid; grid-template-columns: 8px 1fr auto; align-items: center; gap: 9px; padding: 8px 9px; color: #63655c; text-align: left; background: #11120f; border: 1px solid #1e201a; border-radius: 8px; font-size: 9px; cursor: pointer; transition: color .2s, border-color .2s, background .2s, transform .2s; }
.action-log button:hover { color: var(--text); border-color: #4b4e42; transform: translateX(2px); }
.action-log button small { color: var(--muted-2); font: 500 7px/1 var(--mono); opacity: 0; transition: opacity .2s; }
.action-log button:hover small, .action-log button:focus-visible small { opacity: 1; }
.action-log li i { width: 7px; height: 7px; border: 1px solid #5a5d50; border-radius: 50%; }
.action-log .done button { color: #aeb0a6; }
.action-log .done i { background: var(--ikan); border-color: var(--ikan); }
.action-log .active button { color: var(--text); border-color: rgba(201,255,74,.35); background: rgba(201,255,74,.035); }
.action-log .active i { background: var(--ikan); border-color: var(--ikan); box-shadow: 0 0 10px var(--ikan); animation: signalPulse 1.2s infinite; }
.gesture-line { position: absolute; right: 0; bottom: 14px; left: 0; display: grid; place-items: center; }
.gesture-line i { width: 80px; height: 3px; background: #e7e8e1; border-radius: 2px; }

/* Image studio hero visual */
.art-deck { position: relative; width: min(540px, 88%); aspect-ratio: 1.05; transform-style: preserve-3d; }
.art-card { position: absolute; padding: 0; overflow: hidden; border: 6px solid #e9e5d9; background: #ddd; box-shadow: 0 20px 45px rgba(0,0,0,.46); cursor: pointer; transition: filter .28s, box-shadow .28s, border-color .28s; }
.art-card img { width: 100%; height: 100%; object-fit: cover; }
.art-card-a { width: 38%; aspect-ratio: .83; top: 8%; left: 2%; transform: rotate(-8deg); }
.art-card-b { z-index: 2; width: 49%; aspect-ratio: .83; top: 3%; left: 28%; transform: rotate(2deg); }
.art-card-c { width: 37%; aspect-ratio: .83; top: 14%; right: 0; transform: rotate(8deg); }
.art-card:hover { filter: brightness(1.08); border-color: #fff; box-shadow: 0 28px 60px rgba(0,0,0,.58); }
.art-card.is-selected { z-index: 3; border-color: #fff; box-shadow: 0 32px 70px rgba(0,0,0,.62), 0 0 0 2px var(--lixiang); }
.art-tool { position: absolute; z-index: 4; right: 7%; bottom: 5%; min-width: 152px; padding: 13px 15px; color: #17130f; background: #f1ecdf; border-radius: 3px; box-shadow: 0 14px 35px rgba(0,0,0,.3); }
.art-tool span { display: block; color: #7b746c; font: 600 8px/1 var(--mono); letter-spacing: .1em; }
.art-tool b { display: block; margin: 5px 0 9px; font-size: 11px; }
.art-tool i { display: block; width: 100%; height: 3px; background: linear-gradient(90deg, var(--lixiang) 0 63%, #cac3b5 63%); }

/* Writer hero visual */
.writer-demo { width: min(610px, 94%); aspect-ratio: 1.26; display: grid; grid-template-columns: 60px 1fr 114px; color: #d9dae2; background: #11121a; border: 1px solid #333447; border-radius: 8px; box-shadow: 0 30px 70px rgba(0,0,0,.48), 0 0 80px rgba(119,120,255,.07); overflow: hidden; transform-style: preserve-3d; }
.writer-sidebar { display: flex; flex-direction: column; align-items: center; gap: 18px; padding: 17px 0; border-right: 1px solid #292a39; }
.writer-sidebar span { color: var(--mozhou); font-size: 11px; font-weight: 800; }
.writer-sidebar i { width: 18px; height: 18px; border: 1px solid #47495d; border-radius: 4px; }
.writer-sidebar i.active { background: var(--mozhou); border-color: var(--mozhou); }
.writer-body { padding: 36px clamp(20px, 4vw, 48px); background: radial-gradient(circle at 60% 15%, rgba(119,120,255,.11), transparent 45%); }
.writer-body small { color: #74758b; font: 500 8px/1 var(--mono); letter-spacing: .08em; }
.writer-body h3 { margin: 22px 0 24px; font-size: clamp(19px, 2vw, 28px); font-weight: 600; letter-spacing: -.04em; }
.writer-body p { margin: 0 0 14px; color: #a3a4b3; font-size: 10px; line-height: 1.9; }
.review-note { margin-top: 24px; padding: 11px 12px; color: #c9caff; background: rgba(119,120,255,.09); border-left: 2px solid var(--mozhou); font-size: 9px; }
.writer-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.writer-actions button { min-height: 30px; padding: 0 10px; color: #c9caff; background: rgba(119,120,255,.08); border: 1px solid rgba(119,120,255,.32); border-radius: 999px; font-size: 8px; font-weight: 650; cursor: pointer; transition: color .2s, background .2s, transform .2s; }
.writer-actions button:hover, .writer-actions button.is-active { color: #0b0b11; background: var(--mozhou); transform: translateY(-1px); }
.writer-body.is-writing [data-writer-line]::after { content: "▋"; margin-left: 2px; color: var(--mozhou); animation: writerCaret .55s steps(1) infinite; }
.writer-body.is-reviewing .review-note { box-shadow: 0 0 0 1px rgba(119,120,255,.5), 0 0 30px rgba(119,120,255,.16); }
@keyframes writerCaret { 50% { opacity: 0; } }
.writer-rail { display: flex; flex-direction: column; gap: 15px; padding: 22px 14px; border-left: 1px solid #292a39; }
.writer-rail b { font-size: 10px; }
.writer-rail span { color: #77798d; font-size: 8px; }

.hero-scroll { position: absolute; z-index: 2; right: 18px; bottom: 24px; display: flex; align-items: center; gap: 10px; color: var(--muted-2); font: 500 8px/1 var(--mono); letter-spacing: .13em; transform: rotate(90deg); transform-origin: right bottom; pointer-events: none; }
.hero-scroll i { position: relative; width: 46px; height: 1px; overflow: hidden; background: var(--line-bright); }
.hero-scroll i::after { content: ""; position: absolute; inset: 0; background: var(--signal); animation: scrollLine 2s var(--ease) infinite; }
@keyframes scrollLine { 0% { transform: translateX(-110%); } 60%, 100% { transform: translateX(110%); } }

/* Marquee and statement */
.signal-marquee { overflow: hidden; color: #0a0a09; background: var(--signal); border-bottom: 1px solid var(--signal); transition: background .4s; }
.signal-marquee-track { width: max-content; display: flex; align-items: center; gap: 28px; padding: 13px 0; animation: marquee 28s linear infinite; }
.signal-marquee span { font: 750 12px/1 var(--sans); letter-spacing: .02em; white-space: nowrap; }
.signal-marquee i { width: 5px; height: 5px; background: #0a0a09; transform: rotate(45deg); }
@keyframes marquee { to { transform: translateX(-50%); } }
.intent-section { padding: clamp(120px, 16vw, 240px) 0; border-bottom: 1px solid var(--line); }
.intent-grid { display: grid; grid-template-columns: minmax(120px, .28fr) minmax(0, 1fr); gap: 48px; }
.intent-grid h2 { max-width: 1120px; font-size: clamp(48px, 7.4vw, 116px); font-weight: 570; line-height: 1.02; letter-spacing: -.07em; }
.intent-grid h2 span { color: var(--signal); }
.intent-note { grid-column: 2; max-width: 520px; margin-left: auto; color: var(--muted); font-size: 15px; }

/* Product theater */
.product-theater { position: relative; background: #080807; border-bottom: 1px solid var(--line); }
.theater-sticky { min-height: 100svh; }
.theater-shell { min-height: 100svh; display: grid; grid-template-rows: auto 1fr auto; padding-top: calc(var(--header-h) + 20px); padding-bottom: 24px; }
.theater-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.story-nav { display: flex; align-items: center; gap: 12px; }
.story-nav > button { width: 36px; height: 36px; display: grid; place-items: center; padding: 0; color: var(--muted); border: 1px solid var(--line-bright); border-radius: 50%; background: transparent; cursor: pointer; transition: color .2s, background .2s, border-color .2s, transform .2s; }
.story-nav > button:hover { color: #0a0a09; border-color: var(--signal); background: var(--signal); transform: scale(1.06); }
.story-dots { display: flex; gap: 6px; }
.story-dots i { width: 24px; height: 3px; background: var(--line-bright); transition: width .35s, background .35s; }
.story-dots i.is-active { width: 50px; background: var(--signal); }
.story-stage { display: grid; }
.story-panel { min-height: 760px; display: grid; grid-template-columns: minmax(360px, .78fr) minmax(520px, 1.22fr); align-items: center; gap: clamp(50px, 8vw, 130px); padding: 48px 0; }
.story-enhanced .story-stage { position: relative; min-height: 0; }
.story-enhanced .story-panel { position: absolute; inset: 0; min-height: 0; visibility: hidden; opacity: 0; pointer-events: none; }
.story-enhanced .story-panel.is-active { visibility: visible; opacity: 1; pointer-events: auto; }
.product-overline { margin-bottom: 20px; color: var(--signal); font: 600 10px/1.4 var(--mono); letter-spacing: .09em; }
.story-copy h2 { max-width: 640px; font-size: clamp(50px, 5.8vw, 94px); font-weight: 620; line-height: .98; letter-spacing: -.07em; }
.story-copy > p:not(.product-overline) { max-width: 540px; margin-top: 27px; color: var(--muted); font-size: 15px; }
.story-copy ul { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 26px; list-style: none; }
.story-copy li { padding: 6px 10px; color: var(--muted); border: 1px solid var(--line-bright); border-radius: 999px; font: 500 10px/1 var(--mono); }
.story-actions { display: flex; align-items: center; gap: 24px; margin-top: 34px; }
.story-visual { position: relative; min-height: min(66vh, 700px); color: inherit; }
.story-visual-link { display: block; border-radius: 12px; isolation: isolate; }
.story-visual-link::after { content: "打开产品 ↗"; position: absolute; z-index: 8; top: 20px; right: 20px; padding: 9px 12px; color: #0a0a09; background: var(--signal); border-radius: 999px; font: 700 9px/1 var(--mono); letter-spacing: .04em; transform: translateY(-8px); opacity: 0; transition: opacity .25s, transform .25s; }
.story-visual-link::before { content: ""; position: absolute; z-index: 7; inset: 0; border: 1px solid transparent; border-radius: inherit; pointer-events: none; transition: border-color .25s, background .25s; }
.story-visual-link:hover::after, .story-visual-link:focus-visible::after { transform: translateY(0); opacity: 1; }
.story-visual-link:hover::before, .story-visual-link:focus-visible::before { border-color: color-mix(in srgb, var(--signal) 60%, transparent); background: color-mix(in srgb, var(--signal) 3%, transparent); }
.story-progress { height: 2px; background: var(--line); }
.story-progress i { display: block; width: 100%; height: 100%; background: var(--signal); transform: scaleX(0); transform-origin: left; }

/* IKAN theater visual */
.ikan-visual { display: grid; place-items: center; }
.path-map { position: absolute; inset: 3% 0; color: var(--ikan); opacity: .44; }
.path-map svg { width: 100%; height: 100%; overflow: visible; }
.path-map path { fill: none; stroke: currentColor; stroke-width: 1.2; stroke-dasharray: 6 7; }
.path-map circle { fill: var(--bg); stroke: currentColor; stroke-width: 2; }
.device-large { position: relative; z-index: 2; width: min(410px, 74%); min-height: 540px; padding: 26px; background: linear-gradient(145deg, #151713, #0b0c0a); border: 1px solid #3c4131; border-radius: 42px; box-shadow: 0 35px 90px rgba(0,0,0,.55), 0 0 90px rgba(201,255,74,.08); transform-style: preserve-3d; }
.device-status { display: flex; justify-content: space-between; padding: 10px 8px 23px; border-bottom: 1px solid #2b2e24; }
.device-status span { color: var(--ikan); font-size: 13px; font-weight: 800; }
.device-status b { color: #858a7a; font-size: 9px; font-weight: 500; }
.device-task { margin: 26px 0; padding: 18px; color: #15170e; background: var(--ikan); border-radius: 14px 14px 3px 14px; font-size: 12px; font-weight: 650; line-height: 1.65; }
.device-steps { display: grid; gap: 7px; }
.device-steps div { display: grid; grid-template-columns: 25px 1fr auto; align-items: center; gap: 10px; padding: 12px 11px; color: #5f6258; border: 1px solid #22251d; border-radius: 8px; }
.device-steps span, .device-steps i { font: 500 8px/1 var(--mono); font-style: normal; }
.device-steps b { font-size: 10px; font-weight: 600; }
.device-steps .complete { color: #94998a; }
.device-steps .complete i { color: var(--ikan); }
.device-steps .running { color: var(--text); border-color: rgba(201,255,74,.42); background: rgba(201,255,74,.035); }
.device-steps .running i { color: var(--ikan); }

/* Image theater visual */
.gallery-visual { min-height: min(70vh, 740px); }
.gallery-visual figure { position: absolute; overflow: hidden; background: #2b2925; border: 8px solid #eee9dc; box-shadow: 0 30px 75px rgba(0,0,0,.5); }
.gallery-visual img { width: 100%; height: 100%; object-fit: cover; }
.gallery-main { z-index: 2; width: 56%; aspect-ratio: .84; top: 1%; left: 20%; transform: rotate(-1deg); }
.gallery-side { width: 33%; aspect-ratio: .82; }
.gallery-side.top { top: 8%; right: -1%; transform: rotate(8deg); }
.gallery-side.bottom { bottom: 3%; left: -1%; transform: rotate(-7deg); }
.gallery-ui { position: absolute; z-index: 4; right: 2%; bottom: 4%; width: 190px; display: grid; grid-template-columns: 1fr auto; gap: 7px; padding: 15px; color: #17130f; background: #f0ecdf; box-shadow: 0 20px 50px rgba(0,0,0,.34); }
.gallery-ui span { grid-column: 1/-1; color: #766f65; font: 500 8px/1 var(--mono); }
.gallery-ui b { font-size: 11px; }
.gallery-ui i { color: var(--lixiang); font: 700 9px/1 var(--mono); font-style: normal; }
.story-lixiang { --signal: var(--lixiang); }

/* Writer theater visual */
.mozhou-visual { display: grid; place-items: center; color: #d9dae2; }
.novel-sheet { position: relative; z-index: 2; width: 67%; min-height: 510px; padding: clamp(32px, 5vw, 64px); background: #151622; border: 1px solid #37384c; box-shadow: 0 35px 90px rgba(0,0,0,.52), 0 0 90px rgba(119,120,255,.09); transform-style: preserve-3d; }
.novel-sheet > small { color: #77798c; font: 500 9px/1 var(--mono); }
.novel-sheet h3 { margin: 35px 0 24px; font-size: clamp(20px, 2.3vw, 34px); font-weight: 570; letter-spacing: -.04em; }
.novel-sheet p { margin-bottom: 14px; color: #a4a5b4; font-size: 12px; line-height: 2.05; }
.revision { margin-top: 28px; padding: 14px; background: rgba(119,120,255,.08); border-left: 2px solid var(--mozhou); }
.revision b { display: block; margin-bottom: 5px; color: #bbbaff; font-size: 10px; }
.revision span { color: #8f90a4; font-size: 9px; }
.chapter-tree { position: absolute; z-index: 3; top: 11%; left: -2%; width: 160px; display: grid; padding: 16px; background: #10111a; border: 1px solid #303143; box-shadow: 0 18px 45px rgba(0,0,0,.3); }
.chapter-tree span { margin-bottom: 10px; color: #66687e; font: 500 8px/1 var(--mono); }
.chapter-tree b { padding: 8px 6px; color: #77798b; font-size: 9px; font-weight: 500; border-left: 1px solid #343647; }
.chapter-tree b.active { color: var(--text); border-color: var(--mozhou); background: rgba(119,120,255,.08); }
.consistency-panel { position: absolute; z-index: 3; right: -1%; bottom: 7%; width: 170px; display: grid; gap: 9px; padding: 16px; background: #10111a; border: 1px solid #303143; box-shadow: 0 18px 45px rgba(0,0,0,.3); }
.consistency-panel b { margin-bottom: 4px; font-size: 10px; }
.consistency-panel span { display: flex; align-items: center; gap: 7px; color: #858699; font-size: 9px; }
.consistency-panel i { width: 5px; height: 5px; background: var(--mozhou); border-radius: 50%; }
.consistency-panel small { color: #b9baff; font: 600 8px/1 var(--mono); }
.story-mozhou { --signal: var(--mozhou); }

/* Method */
.method-section { padding: clamp(110px, 13vw, 200px) 0; background: var(--bg-raised); border-bottom: 1px solid var(--line); }
.method-head { display: grid; grid-template-columns: minmax(150px, .32fr) 1fr; gap: 40px; padding-bottom: 75px; }
.method-head h2 { max-width: 960px; font-size: clamp(48px, 6.8vw, 102px); font-weight: 590; line-height: 1; letter-spacing: -.07em; }
.method-list { list-style: none; border-top: 1px solid var(--line-bright); }
.method-list li { display: grid; grid-template-columns: 90px 1fr auto; align-items: start; gap: 32px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.method-list > li > span { color: var(--signal); font: 600 11px/1 var(--mono); }
.method-list h3 { font-size: clamp(24px, 2.7vw, 42px); font-weight: 580; line-height: 1.15; letter-spacing: -.045em; }
.method-list p { max-width: 620px; margin-top: 11px; color: var(--muted); font-size: 14px; }
.method-list > li > i { align-self: center; color: var(--muted-2); font: 500 9px/1 var(--mono); font-style: normal; letter-spacing: .12em; }

/* Final CTA and footer */
.final-cta { position: relative; min-height: 90svh; display: grid; align-items: center; overflow: hidden; color: #0a0a09; background: var(--signal); transition: background .4s; }
.final-cta-inner { position: relative; z-index: 2; padding-block: 130px 190px; }
.final-cta .section-code { color: rgba(10,10,9,.58); }
.final-cta h2 { max-width: 1150px; margin-top: 34px; font-size: clamp(60px, 9vw, 144px); font-weight: 680; line-height: .9; letter-spacing: -.08em; }
.final-cta p:not(.section-code) { margin: 34px 0 26px; font-weight: 600; }
.final-matrix { position: absolute; z-index: 1; top: 10%; right: 7%; width: min(28vw, 390px); display: grid; grid-template-columns: 1fr 1fr; gap: 8px; opacity: .25; }
.final-matrix i { aspect-ratio: 1; border: clamp(8px, 1vw, 14px) solid #0a0a09; }
.giant-word { position: absolute; right: -2%; bottom: -4%; color: rgba(10,10,9,.08); font-size: clamp(90px, 18vw, 300px); font-weight: 850; line-height: .72; letter-spacing: -.09em; white-space: nowrap; }
.site-footer { position: relative; background: #070706; }
.footer-main { display: grid; grid-template-columns: minmax(260px, 1.7fr) repeat(3, 1fr); gap: 48px; padding-top: 80px; padding-bottom: 70px; }
.footer-about p { margin-top: 25px; color: var(--muted); font-size: 13px; }
.footer-heading { margin-bottom: 20px; color: var(--muted-2); font: 600 10px/1 var(--mono); letter-spacing: .12em; }
.footer-links { display: grid; gap: 12px; list-style: none; }
.footer-links a { color: var(--muted); font-size: 13px; transition: color .2s; }
.footer-links a:hover { color: var(--signal); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-top: 20px; padding-bottom: 24px; color: var(--muted-2); border-top: 1px solid var(--line); font: 500 10px/1.5 var(--mono); }
.icp-link { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; padding: 0 14px; color: var(--text); border: 1px solid var(--line-bright); border-radius: 999px; font-size: 12px; letter-spacing: .02em; transition: color .2s, background .2s, border-color .2s; }
.icp-link::before { content: "备案"; color: #0a0a09; padding: 3px 6px; background: var(--signal); border-radius: 999px; font-size: 8px; font-weight: 800; }
.icp-link:hover { color: #0a0a09; border-color: var(--signal); background: var(--signal); }
.icp-link:hover::before { background: #0a0a09; color: var(--signal); }
.toast { position: fixed; z-index: 1500; right: 24px; bottom: 24px; max-width: min(360px, calc(100% - 48px)); padding: 12px 16px; color: #0a0a09; background: var(--text); font-size: 12px; font-weight: 650; transform: translateY(20px); visibility: hidden; opacity: 0; transition: .25s var(--ease); }
.toast.is-visible { visibility: visible; opacity: 1; transform: translateY(0); }

/* Inner pages */
.inner-page { padding-top: var(--header-h); }
.page-hero { position: relative; overflow: hidden; padding: clamp(100px, 12vw, 180px) 0 clamp(72px, 9vw, 130px); border-bottom: 1px solid var(--line); }
.page-hero::before { content: ""; position: absolute; inset: 0; opacity: .33; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to right, transparent 0, #000 70%, transparent); }
.page-hero .container, .page-hero-inner { position: relative; z-index: 1; }
.eyebrow, .page-kicker { margin-bottom: 22px; color: var(--signal); font: 600 10px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.page-title { max-width: 1150px; font-size: clamp(58px, 8.4vw, 136px); font-weight: 650; line-height: .9; letter-spacing: -.08em; }
.page-intro, .page-lede { max-width: 720px; margin-top: 30px; color: var(--muted); font-size: clamp(16px, 1.4vw, 20px); }
.page-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 34px; }
.page-meta span { padding: 7px 10px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; font: 500 9px/1 var(--mono); }
.page-hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .65fr); align-items: end; gap: clamp(45px, 9vw, 140px); }
.page-actions, .hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.page-meta { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 0; background: var(--line); border: 1px solid var(--line); }
.page-meta div { padding: 20px; background: var(--bg); }
.page-meta dt { margin-bottom: 8px; color: var(--muted-2); font: 500 9px/1 var(--mono); }
.page-meta dd { margin: 0; font-size: 13px; font-weight: 600; }
.section { padding: clamp(80px, 10vw, 150px) 0; border-bottom: 1px solid var(--line); }
.section-alt { background: var(--bg-raised); }
.section-head { display: grid; grid-template-columns: minmax(150px, .3fr) 1fr; gap: 40px; margin-bottom: 54px; }
.section-title { max-width: 850px; font-size: clamp(40px, 5.2vw, 80px); font-weight: 600; line-height: 1; letter-spacing: -.065em; }
.section-subtitle { max-width: 620px; margin-top: 18px; color: var(--muted); }
.section-kicker { margin-bottom: 16px; color: var(--signal); font: 600 10px/1 var(--mono); letter-spacing: .11em; text-transform: uppercase; }
.section-intro { align-self: end; max-width: 560px; color: var(--muted); font-size: 14px; }
.product-directory { border-top: 1px solid var(--line-bright); }
.directory-row { position: relative; display: grid; grid-template-columns: 68px minmax(180px, .7fr) 1fr auto; align-items: center; gap: 30px; padding: 33px 0; border-bottom: 1px solid var(--line); transition: padding .3s var(--ease), color .25s; }
.directory-primary-hit { position: absolute; z-index: 1; inset: 0; }
.directory-primary-hit:focus-visible { outline-offset: -2px; }
.directory-row > span { color: var(--muted-2); font: 500 10px/1 var(--mono); }
.directory-row h2, .directory-row h3 { font-size: clamp(24px, 3vw, 44px); font-weight: 590; letter-spacing: -.05em; }
.directory-name small { display: block; margin-top: 7px; color: var(--muted-2); font: 500 9px/1 var(--mono); letter-spacing: .04em; }
.directory-row p { color: var(--muted); font-size: 13px; }
.directory-row b { font: 600 12px/1 var(--mono); }
.directory-actions { position: relative; z-index: 2; display: flex; align-items: center; justify-content: flex-end; gap: 16px; }
.directory-actions .button { white-space: nowrap; }
.text-link { white-space: nowrap; color: var(--muted); font-size: 11px; font-weight: 650; }
.text-link:hover { color: var(--signal); }
.detail-grid { display: grid; grid-template-columns: minmax(230px, .34fr) 1fr; gap: clamp(50px, 9vw, 130px); }
.detail-aside { align-self: start; position: sticky; top: calc(var(--header-h) + 32px); }
.detail-aside h2 { font-size: 18px; }
.detail-aside p { margin-top: 12px; color: var(--muted); font-size: 13px; }
.detail-content > * + * { margin-top: 28px; }
.detail-aside-title { margin-bottom: 18px; font-size: 12px !important; font-family: var(--mono); letter-spacing: .08em; }
.detail-nav { display: grid; gap: 7px; list-style: none; }
.detail-nav a { color: var(--muted); font-size: 12px; }
.detail-nav a:hover { color: var(--signal); }
.detail-section + .detail-section { margin-top: clamp(90px, 12vw, 160px); padding-top: clamp(70px, 9vw, 120px); border-top: 1px solid var(--line); }
.detail-title { max-width: 900px; font-size: clamp(40px, 5.6vw, 78px); font-weight: 600; line-height: 1; letter-spacing: -.065em; }
.detail-lede { max-width: 760px; margin-top: 24px; color: var(--muted); font-size: 15px; }
.detail-content h2, .detail-content h3 { font-size: clamp(30px, 4vw, 56px); font-weight: 590; line-height: 1.08; letter-spacing: -.055em; }
.detail-content p { max-width: 780px; color: var(--muted); }
.feature-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); list-style: none; }
.feature-list li { min-height: 190px; padding: 28px; background: var(--bg); }
.feature-list span { display: block; margin-bottom: 45px; color: var(--signal); font: 600 10px/1 var(--mono); }
.feature-list strong { display: block; margin-bottom: 40px; font-size: 21px; font-weight: 600; letter-spacing: -.035em; }
.feature-list strong + span { margin: 0; color: var(--muted); font: inherit; font-size: 13px; line-height: 1.65; }
.feature-list h3 { font-size: 20px; }
.feature-list p { margin-top: 10px; font-size: 13px; }
.notice { padding: 22px 24px; color: var(--muted); background: var(--surface); border-left: 2px solid var(--signal); font-size: 13px; }
.story-grid, .principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.story-grid article, .principles-grid article { min-height: 280px; padding: 30px; background: var(--bg); }
.story-grid span, .principles-grid span { display: block; margin-bottom: 60px; color: var(--signal); font: 600 10px/1 var(--mono); }
.story-grid h3, .principles-grid h3 { font-size: 24px; font-weight: 590; letter-spacing: -.04em; }
.story-grid p, .principles-grid p { margin-top: 12px; color: var(--muted); font-size: 13px; }
.story-grid:has(> .story-label) { grid-template-columns: minmax(170px, .32fr) 1fr; gap: 40px; background: transparent; border: 0; }
.story-label, .statement-label { color: var(--signal); font: 600 10px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.story-grid > .story-copy { max-width: 850px; }
.story-grid > .story-copy p { margin: 0 0 24px; color: var(--muted); font-size: clamp(16px, 1.45vw, 20px); line-height: 1.85; }
.statement-section { background: var(--text); color: #0a0a09; }
.statement { display: grid; grid-template-columns: minmax(170px, .32fr) 1fr; gap: 40px; }
.statement-label { color: rgba(10,10,9,.55); }
.statement-quote { margin: 0; font-size: clamp(42px, 6.4vw, 94px); font-weight: 630; line-height: 1.02; letter-spacing: -.07em; }
.statement-note { max-width: 600px; margin-top: 30px; color: rgba(10,10,9,.62); font-size: 14px; }
.statement-section .button-white { color: var(--text); background: #0a0a09; border-color: #0a0a09; }
.statement-section .button-white:hover { color: #0a0a09; background: transparent; }
.cta-section { padding: clamp(75px, 9vw, 130px) 0; color: #0a0a09; background: var(--signal); }
.cta-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; }
.cta-title { max-width: 960px; font-size: clamp(40px, 6vw, 88px); font-weight: 620; line-height: .98; letter-spacing: -.065em; }
.cta-copy { margin-top: 18px; color: rgba(10,10,9,.63); font-weight: 600; }
.contact-grid { display: grid; grid-template-columns: minmax(280px, .7fr) 1.3fr; gap: clamp(50px, 9vw, 140px); }
.contact-card { padding: 30px; background: var(--surface); border: 1px solid var(--line); }
.contact-card + .contact-card { margin-top: 14px; }
.contact-card h2, .contact-card h3 { margin-bottom: 13px; font-size: 20px; font-weight: 600; }
.contact-card p, .contact-card a { color: var(--muted); font-size: 13px; }
.contact-card a:hover { color: var(--signal); }
.email-line { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 23px; padding-top: 18px; border-top: 1px solid var(--line); }
.email-address { color: var(--text) !important; font-family: var(--mono); }
.copy-button { padding: 5px 9px; color: #0a0a09; background: var(--signal); border: 0; border-radius: 999px; font-size: 10px; font-weight: 700; cursor: pointer; }
.contact-form { display: grid; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label { color: var(--muted); font: 600 10px/1 var(--mono); letter-spacing: .08em; }
.field input, .field textarea, .field select { width: 100%; padding: 15px 0; color: var(--text); background: transparent; border: 0; border-bottom: 1px solid var(--line-bright); outline: 0; border-radius: 0; }
.field input:focus-visible, .field textarea:focus-visible, .field select:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--signal); }
.field select option { color: var(--text); background: var(--bg); }
.field textarea { min-height: 140px; resize: vertical; }
.form-note { color: var(--muted-2); font-size: 11px; }
.legal-layout, .legal-grid { display: grid; grid-template-columns: minmax(210px, .28fr) 1fr; gap: clamp(50px, 9vw, 130px); }
.legal-toc { align-self: start; position: sticky; top: calc(var(--header-h) + 32px); display: grid; gap: 9px; }
.legal-toc a { color: var(--muted); font-size: 12px; }
.legal-toc a:hover { color: var(--signal); }
.legal-content { max-width: 850px; }
.legal-wrap { width: min(calc(100% - 64px), 980px); margin-inline: auto; }
.legal-content { padding-top: clamp(70px, 9vw, 120px); padding-bottom: clamp(90px, 11vw, 160px); }
.legal-meta { margin-top: 24px; color: var(--muted); font: 500 10px/1 var(--mono); }
.legal-content > h2 { margin-top: 56px; margin-bottom: 18px; padding-top: 52px; border-top: 1px solid var(--line); font-size: clamp(25px, 3vw, 38px); font-weight: 590; letter-spacing: -.045em; }
.legal-content > h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.legal-content > p, .legal-content > li, .legal-content > ul { color: var(--muted); font-size: 14px; }
.legal-content a { color: var(--signal); border-bottom: 1px solid currentColor; }
.legal-content code { padding: 2px 5px; color: var(--text); background: var(--surface); font-family: var(--mono); }
.legal-content section + section { margin-top: 55px; padding-top: 55px; border-top: 1px solid var(--line); }
.legal-content h2 { margin-bottom: 18px; font-size: clamp(24px, 3vw, 38px); font-weight: 590; letter-spacing: -.04em; }
.legal-content h3 { margin: 26px 0 10px; font-size: 17px; }
.legal-content p, .legal-content li { color: var(--muted); font-size: 14px; }
.legal-content ul, .legal-content ol { padding-left: 1.2em; }
.not-found { min-height: 100svh; display: grid; place-items: center; padding: 120px 32px; text-align: center; }
.not-found-code { color: var(--signal); font: 700 clamp(100px, 23vw, 330px)/.75 var(--sans); letter-spacing: -.1em; }
.not-found h1 { margin-top: 35px; font-size: clamp(34px, 5vw, 66px); letter-spacing: -.06em; }
.not-found p { margin: 16px 0 30px; color: var(--muted); }
.brand-en { display: block; margin-top: 3px; color: var(--muted-2); font: 500 7px/1 var(--mono); letter-spacing: .1em; }

/* Motion primitives; content remains visible until JS has initialized. */
.motion-ready .split-line-mask { display: block; overflow: hidden; padding: .06em .08em .08em 0; margin-bottom: -.08em; }
.motion-ready [data-reveal] { will-change: transform, opacity; }

@media (hover: hover) and (pointer: fine) {
  body.cursor-ready, body.cursor-ready a, body.cursor-ready button { cursor: none; }
  body.cursor-ready input, body.cursor-ready textarea { cursor: text; }
  body.cursor-ready select { cursor: pointer; }
  body.cursor-ready .cursor { display: grid; }
  .directory-row:hover b { transform: translateX(4px); }
  .directory-row:hover { padding-left: 12px; color: var(--signal); }
}

@media (max-width: 1180px) {
  .hero-v3-inner { grid-template-columns: minmax(0, .78fr) minmax(470px, 1.22fr); gap: 46px; }
  .hero-v3-title { font-size: clamp(58px, 7vw, 88px); }
  .story-panel { grid-template-columns: minmax(330px, .78fr) minmax(450px, 1.22fr); gap: 45px; }
  .story-copy h2 { font-size: clamp(50px, 5.3vw, 72px); }
}

@media (max-width: 960px) {
  :root { --header-h: 70px; }
  .container { width: min(calc(100% - 40px), var(--max)); }
  .site-nav, .header-actions > .button { display: none; }
  .site-header.is-hidden { transform: none; }
  .menu-button { display: grid; }
  .hero-v3 { min-height: auto; }
  .hero-v3-inner { grid-template-columns: 1fr; gap: 55px; padding-top: 126px; padding-bottom: 64px; }
  .hero-v3-copy { max-width: 760px; }
  .hero-v3-title { font-size: clamp(66px, 12vw, 104px); }
  .hero-coordinates span:last-child { margin-left: 0; }
  .hero-switcher { width: 100%; min-height: 690px; }
  .hero-ambient { width: 100vw; height: 100vw; top: 28%; right: -38%; }
  .hero-scroll { display: none; }
  .intent-grid { grid-template-columns: 1fr; }
  .intent-grid h2, .intent-note { grid-column: 1; }
  .intent-grid h2 { font-size: clamp(46px, 10.5vw, 86px); }
  .intent-note { margin-left: 0; }
  .product-theater { padding: 110px 0; }
  .theater-sticky, .theater-shell { min-height: auto; }
  .theater-shell { display: block; padding: 0; }
  .theater-head { margin-bottom: 68px; }
  .story-stage { display: grid !important; gap: 120px; }
  .story-enhanced .story-stage { position: static; }
  .story-panel, .story-enhanced .story-panel { position: relative; inset: auto; min-height: auto; display: grid; grid-template-columns: 1fr; gap: 55px; padding: 0; visibility: visible; opacity: 1; pointer-events: auto; }
  .story-panel[aria-hidden="true"] { visibility: visible; }
  .story-copy { max-width: 650px; }
  .story-copy h2 { font-size: clamp(52px, 9vw, 82px); }
  .story-visual { min-height: 650px; }
  .story-dots, .story-progress { display: none; }
  .story-nav { gap: 7px; }
  .story-nav > button { width: 42px; height: 42px; }
  .method-head { grid-template-columns: 1fr; }
  .method-list li { grid-template-columns: 55px 1fr; }
  .method-list > li > i { display: none; }
  .footer-main { grid-template-columns: 1.6fr repeat(2, 1fr); }
  .footer-main > div:last-child { grid-column: 2; }
  .section-head, .detail-grid, .contact-grid, .legal-layout, .legal-grid { grid-template-columns: 1fr; }
  .page-hero-grid { grid-template-columns: 1fr; align-items: start; }
  .detail-aside, .legal-toc { position: static; }
  .story-grid, .principles-grid { grid-template-columns: 1fr; }
  .story-grid article, .principles-grid article { min-height: auto; }
  .directory-row { grid-template-columns: 50px minmax(160px, .8fr) 1fr auto; }
  .directory-row { align-items: start; }
  .directory-actions { align-items: flex-end; flex-direction: column; }
  .story-grid:has(> .story-label), .statement { grid-template-columns: 1fr; }
  .cta-inner { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .header-inner { min-height: var(--header-h); }
  .brand-mark { width: 29px; height: 29px; }
  .brand-word { font-size: 14px; }
  .hero-v3-inner { gap: 44px; padding-top: 104px; padding-bottom: 48px; }
  .hero-kicker { font-size: 8px; }
  .hero-v3-title { font-size: clamp(54px, 17vw, 78px); }
  .hero-v3-lede br { display: none; }
  .hero-v3-actions { align-items: stretch; }
  .hero-v3-actions .button { flex: 1; padding-inline: 13px; }
  .hero-coordinates { display: none; }
  .hero-switcher { min-height: 560px; border-radius: 12px; }
  .switcher-head { padding: 0 13px; }
  .signal-state b { display: none; }
  .switcher-panels { top: 127px; bottom: 0; }
  .switcher-panel { padding: 20px 18px 54px; }
  .panel-interaction-label { top: 13px; left: 13px; }
  .panel-live-link { left: 13px; bottom: 10px; min-height: 32px; padding: 0 9px; }
  .phone-demo { width: 200px; border-radius: 32px; }
  .phone-demo::after { border-radius: 25px; }
  .phone-demo-top { height: 37px; }
  .phone-demo-top::after { width: 56px; height: 17px; top: 11px; }
  .command-bubble { margin-top: 12px; padding: 10px 11px; }
  .command-bubble small { display: none; }
  .action-log button { min-height: 32px; padding: 7px 8px; }
  .action-log button small { display: none; }
  .art-deck { width: 96%; }
  .art-tool { min-width: 126px; padding: 10px; }
  .writer-demo { width: min(360px, 94%); grid-template-columns: 42px 1fr; aspect-ratio: .95; }
  .writer-rail { display: none; }
  .writer-sidebar { gap: 13px; }
  .writer-body { padding: 30px 20px; }
  .writer-body h3 { margin: 17px 0; }
  .writer-body p { margin-bottom: 9px; line-height: 1.72; }
  .review-note { margin-top: 14px; }
  .writer-actions button { min-height: 34px; }
  .product-tabs { top: 48px; bottom: auto; height: 79px; border-top: 0; border-bottom: 1px solid var(--line); }
  .product-tab { padding: 12px 9px; column-gap: 6px; }
  .product-tab b { font-size: 10px; }
  .product-tab small { font-size: 7px; }
  .product-tab span { display: none; }
  .panel-caption { right: 13px; bottom: 13px; max-width: 47%; font-size: 8px; }
  .signal-marquee-track { padding: 11px 0; }
  .intent-section { padding: 100px 0; }
  .intent-grid { gap: 30px; }
  .intent-grid h2 { font-size: clamp(42px, 13vw, 66px); }
  .product-theater { padding: 90px 0; }
  .story-stage { gap: 100px; }
  .story-copy h2 { font-size: clamp(46px, 13.5vw, 68px); }
  .story-copy > p:not(.product-overline) { font-size: 14px; }
  .story-actions { align-items: flex-start; flex-direction: column; gap: 15px; }
  .story-actions .button { width: 100%; }
  .inline-link, .text-link, .footer-links a, .copy-button { min-height: 44px; display: inline-flex; align-items: center; }
  .story-visual { min-height: 500px; }
  .story-visual-link::after { top: 12px; right: 12px; transform: none; opacity: 1; }
  .device-large { width: 88%; min-height: 460px; padding: 17px; border-radius: 34px; }
  .device-task { margin: 20px 0; padding: 14px; font-size: 10px; }
  .gallery-visual { min-height: 490px; }
  .gallery-main { width: 62%; left: 18%; }
  .gallery-side { width: 35%; }
  .gallery-side.top { right: 0; }
  .gallery-ui { right: 0; width: 150px; }
  .novel-sheet { width: 78%; min-height: 430px; padding: 34px 26px; }
  .chapter-tree { top: 5%; left: 0; width: 130px; }
  .consistency-panel { right: 0; bottom: 3%; width: 145px; }
  .method-section { padding: 95px 0; }
  .method-head { padding-bottom: 45px; }
  .method-head h2 { font-size: clamp(44px, 13vw, 65px); }
  .method-list li { grid-template-columns: 35px 1fr; gap: 14px; padding: 28px 0; }
  .final-cta { min-height: 80svh; }
  .final-cta h2 { font-size: clamp(54px, 16vw, 82px); }
  .final-matrix { top: 8%; right: 0; width: 42vw; }
  .giant-word { right: 0; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 40px 24px; padding-top: 60px; }
  .footer-about { grid-column: 1/-1; }
  .footer-main > div:last-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .page-hero { padding-top: 90px; }
  .page-title { font-size: clamp(52px, 16vw, 80px); }
  .directory-row { grid-template-columns: 35px 1fr auto; gap: 15px; }
  .directory-row p { grid-column: 2 / -1; }
  .directory-actions { grid-column: 2 / -1; align-items: flex-start; flex-direction: row; justify-content: flex-start; flex-wrap: wrap; }
  .page-meta { grid-template-columns: 1fr; width: 100%; }
  .legal-wrap { width: min(calc(100% - 28px), 980px); }
  .feature-list { grid-template-columns: 1fr; }
  .feature-list li { min-height: auto; }
  .story-grid, .principles-grid { grid-template-columns: 1fr; }
  .legal-content section + section { margin-top: 40px; padding-top: 40px; }
  .contact-grid > .reveal { order: -1; }
}

@media (max-width: 430px) {
  .container { width: min(calc(100% - 24px), var(--max)); }
  .hero-v3-title { font-size: clamp(50px, 16.2vw, 68px); }
  .hero-v3-lede { margin-top: 24px; font-size: 14px; line-height: 1.72; }
  .hero-v3-actions { margin-top: 26px; }
  .hero-v3-actions .button { min-width: 0; gap: 9px; font-size: 12px; }
  .hero-switcher { min-height: 530px; }
  .switcher-panel { padding-inline: 11px; }
  .phone-demo { width: 190px; }
  .art-deck { width: 100%; }
  .writer-demo { width: 100%; }
  .writer-body { padding-inline: 15px; }
  .product-tab { min-width: 0; }
  .product-tab b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .intent-section { padding: 80px 0; }
  .product-theater { padding: 74px 0; }
  .story-stage { gap: 82px; }
  .story-visual { min-height: 450px; }
  .gallery-visual { min-height: 440px; }
  .method-section { padding: 80px 0; }
}

@media (hover: none), (pointer: coarse) {
  .panel-live-link { background: rgba(10,10,9,.9); }
  .art-card { touch-action: manipulation; }
  a, button, .product-tab, .command-bubble, .action-log button, .writer-actions button { touch-action: manipulation; }
  .brand, .detail-nav a { min-height: 44px; display: inline-flex; align-items: center; }
  .copy-button { min-width: 44px; justify-content: center; }
  button:active, .button:active, .product-tab:active { transform: scale(.98); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .signal-marquee-track { animation: none; }
  .cursor { display: none !important; }
}