:root {
  --bg: #f3eee6;
  --bg-2: #eae1d5;
  --panel: #fbf7f1;
  --panel-2: #e8ddcf;
  --text: #241d17;
  --muted: #71675e;
  --dim: #998c7e;
  --cyan: #83633f;
  --cyan-2: #6f5131;
  --cyan-soft: #765632;
  --warm: #9b4e3e;
  --particle-rgb: 131, 99, 63;
  --rose: #ff7267;
  --line: rgba(71, 52, 33, .12);
  --line-2: rgba(107, 76, 45, .28);
  --max: 1200px;
  --sans: "HarmonyOS Sans SC", "MiSans", "Alibaba PuHuiTi", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --display: "Optima", "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: var(--display);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 12% 6%, rgba(73, 255, 143, .08), transparent 26%),
    radial-gradient(circle at 92% 22%, rgba(73, 255, 143, .05), transparent 27%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 80;
  pointer-events: none;
  opacity: .07;
  background-image:
    repeating-radial-gradient(circle at 18% 31%, rgba(255,255,255,.12) 0 1px, transparent 1px 5px),
    repeating-radial-gradient(circle at 77% 63%, rgba(255,255,255,.08) 0 1px, transparent 1px 7px);
  background-size: 47px 53px, 61px 67px;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: var(--cyan); color: #001218; }
.shell { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.muted { color: var(--muted); }
.eyebrow {
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--cyan);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: currentColor; }

.site-header {
  position: fixed;
  z-index: 60;
  inset: 0 0 auto;
  background: linear-gradient(to bottom, rgba(5,7,10,.95), rgba(5,7,10,.3), transparent);
  transition: background .2s ease, border-color .2s ease;
}
.site-header.is-scrolled {
  background: rgba(5,7,10,.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.logo { display: flex; align-items: center; gap: 11px; white-space: nowrap; }
.logo img { width: 38px; height: 38px; border-radius: 10px; box-shadow: 0 0 22px rgba(102,222,254,.1); }
.logo-copy { display: flex; flex-direction: column; gap: 3px; }
.logo-copy strong { font-size: 14px; letter-spacing: .06em; }
.logo-copy small { color: #71818a; font-size: 8px; letter-spacing: .08em; }
.main-nav { display: flex; align-items: center; gap: 28px; color: var(--muted); font-size: 12px; }
.main-nav a { position: relative; padding: 12px 0; }
.main-nav a::after { content: ""; position: absolute; right: 0; bottom: 4px; left: 0; height: 1px; background: var(--cyan); transform: scaleX(0); transition: transform .2s ease; }
.main-nav a:hover, .main-nav a.active { color: var(--text); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.header-cta { padding: 11px 17px; border: 1px solid var(--line-2); border-radius: 3px; color: var(--cyan); font-size: 11px; transition: background .2s ease; }
.header-cta:hover { background: rgba(102,222,254,.08); }
.menu-button { display: none; width: 40px; height: 40px; border: 1px solid var(--line); background: transparent; color: var(--text); }

.button { min-height: 52px; padding: 0 23px; display: inline-flex; align-items: center; justify-content: center; gap: 22px; border: 0; border-radius: 3px; cursor: pointer; font-size: 12px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button-primary { color: var(--bg); background: var(--cyan); box-shadow: 0 14px 42px color-mix(in srgb,var(--cyan) 17%,transparent); }
.button-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 50px color-mix(in srgb,var(--cyan) 27%,transparent); }
.button-ghost { color: var(--text); background: color-mix(in srgb,var(--panel) 45%,transparent); border: 1px solid var(--line-2); }
.button-ghost:hover { background: color-mix(in srgb,var(--cyan) 7%,transparent); }

.home-hero { min-height: 100svh; padding: 145px 0 90px; position: relative; display: flex; align-items: center; isolation: isolate; }
#portrait-particles { width: 100%; height: 100%; position: absolute; z-index: -1; inset: 0; pointer-events: none; }
.home-hero::before { content: ""; position: absolute; z-index: -2; inset: 0; background: linear-gradient(90deg, var(--bg) 0%, rgba(5,7,10,.82) 42%, transparent 72%); }
.hero-copy { width: min(660px, 58%); }
.hero-system { width: fit-content; margin-bottom: 30px; padding: 7px 10px; display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 99px; color: #72858f; font: 9px/1.2 monospace; letter-spacing: .1em; text-transform: uppercase; }
.hero-system i { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); animation: blink 2s infinite; }
@keyframes blink { 50% { opacity: .25; } }
.home-hero h1 { margin: 0; font: 400 clamp(50px, 6.4vw, 84px)/1.12 var(--serif); letter-spacing: -.055em; }
.home-hero h1 .hero-second-line { display: block; color: var(--text); font-size: .74em; line-height: 1.28; letter-spacing: -.065em; white-space: nowrap; -webkit-text-stroke: 0; text-shadow: none; }
.home-hero h1 .hero-second-line em { color: transparent; font-style: normal; -webkit-text-stroke: 1px var(--cyan); text-shadow: 0 0 36px color-mix(in srgb,var(--cyan) 10%,transparent); }
.hero-description { max-width: 610px; margin: 28px 0 0; color: var(--muted); font-size: 16px; line-height: 1.9; }
.hero-actions { margin-top: 40px; display: flex; gap: 14px; }
.hero-notes { margin-top: 56px; display: flex; flex-wrap: wrap; gap: 12px 28px; color: var(--dim); font: 9px/1.3 monospace; letter-spacing: .08em; text-transform: uppercase; }
.hero-notes span::before { content: "·"; margin-right: 8px; color: var(--cyan); }
.portrait-trigger { width: 36%; height: 72%; position: absolute; z-index: 3; top: 14%; right: 6%; padding: 0; border: 0; outline: 0; opacity: 1; background: transparent; cursor: pointer; pointer-events: none; }
.portrait-trigger.is-ready { pointer-events: auto; }
.portrait-trigger:focus-visible { border-radius: 50%; outline: 1px dashed var(--line-2); outline-offset: 7px; }
.portrait-trigger.is-busy { pointer-events: none; }
.portrait-label { position: absolute; z-index: 4; right: 5%; bottom: 5%; left: 56%; color: var(--dim); text-align: center; pointer-events: none; }
.portrait-label strong { display: block; color: var(--text); font: 500 11px/1.5 var(--display); letter-spacing: .04em; }
.portrait-label span { margin-top: 5px; display: block; font: 8px/1.5 monospace; letter-spacing: .08em; }

.ticker { overflow: hidden; border-block: 1px solid var(--line); background: var(--bg-2); }
.ticker-inner { width: max-content; padding: 15px 0; display: flex; gap: 40px; color: var(--dim); font: 9px/1 monospace; letter-spacing: .12em; text-transform: uppercase; animation: ticker 28s linear infinite; }
.ticker-inner span::after { content: "•"; margin-left: 40px; color: var(--cyan); }
@keyframes ticker { to { transform: translateX(-50%); } }

.section { padding: 122px 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-head { margin-bottom: 52px; display: grid; grid-template-columns: 1fr .7fr; gap: 80px; align-items: end; }
.section-head h2, .page-hero h1 { margin: 0; font: 400 clamp(36px, 4.6vw, 62px)/1.3 var(--serif); letter-spacing: -.045em; }
.section-head > p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.9; }

.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.scene-card { min-height: 500px; padding: 25px; position: relative; display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.scene-card::before { content: ""; position: absolute; inset: 0; opacity: .32; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 34px 34px; mask-image: linear-gradient(to bottom,#000,transparent 70%); }
.scene-card::after { content: ""; width: 80px; height: 1px; position: absolute; top: 56px; right: 24px; background: var(--cyan); opacity: .35; }
.scene-card:hover .scene-visual { transform: translateY(-4px); border-color: var(--line-2); }
.scene-card > * { position: relative; z-index: 1; }
.scene-card > span { color: var(--dim); font: 9px/1 monospace; letter-spacing: .12em; }
.scene-card h3 { margin: 0 0 12px; font: 400 25px/1.45 var(--serif); }
.scene-card p { margin: 0; color: #8b99a1; font-size: 11px; line-height: 1.8; }
.scene-visual { height: 245px; margin: 24px 0 28px; position: relative; overflow: hidden; border: 1px solid var(--line); background: color-mix(in srgb, var(--panel-2) 84%, transparent); transition: transform .35s ease, border-color .35s ease; }
.scene-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg,transparent 35%,rgba(255,255,255,.045) 49%,transparent 63%); transform: translateX(-100%); animation: scene-scan 6s ease-in-out infinite; }
@keyframes scene-scan { 55%,100% { transform: translateX(100%); } }
.pulse-ring { width: 136px; height: 136px; position: absolute; top: 50%; left: 50%; border: 1px solid var(--cyan); border-radius: 50%; opacity: .2; transform: translate(-50%,-50%); box-shadow: 0 0 50px color-mix(in srgb,var(--cyan) 18%,transparent); }
.pulse-ring::before, .pulse-ring::after { content: ""; position: absolute; inset: 19px; border: 1px solid var(--cyan); border-radius: inherit; opacity: .55; }
.pulse-ring::after { inset: 42px; background: color-mix(in srgb,var(--cyan) 12%,transparent); }
.wave-bars { height: 106px; position: absolute; right: 12%; bottom: 27px; left: 12%; display: flex; align-items: center; justify-content: center; gap: 8px; }
.wave-bars i { width: 3px; height: var(--h,50%); display: block; background: var(--cyan); box-shadow: 0 0 13px color-mix(in srgb,var(--cyan) 60%,transparent); animation: wave 1.8s ease-in-out infinite alternate; }
.wave-bars i:nth-child(1),.wave-bars i:nth-child(11){--h:20%;animation-delay:-.8s}.wave-bars i:nth-child(2),.wave-bars i:nth-child(10){--h:42%;animation-delay:-1.1s}.wave-bars i:nth-child(3),.wave-bars i:nth-child(9){--h:62%;animation-delay:-.3s}.wave-bars i:nth-child(4),.wave-bars i:nth-child(8){--h:35%;animation-delay:-1.4s}.wave-bars i:nth-child(5),.wave-bars i:nth-child(7){--h:78%;animation-delay:-.6s}.wave-bars i:nth-child(6){--h:96%;animation-delay:-1.2s}
@keyframes wave { to { transform: scaleY(.42); opacity: .45; } }
.face-mesh { width: 112px; height: 142px; position: absolute; top: 32px; left: 50%; border: 1px solid var(--cyan); border-radius: 48% 48% 44% 44%; transform: translateX(-50%); box-shadow: inset 0 0 45px color-mix(in srgb,var(--cyan) 7%,transparent),0 0 30px color-mix(in srgb,var(--cyan) 10%,transparent); }
.face-mesh::before { content: ""; width: 42px; height: 14px; position: absolute; top: 55px; left: 34px; border-top: 1px solid var(--cyan); border-bottom: 1px solid var(--cyan); opacity: .62; }
.face-mesh::after { content: ""; width: 190px; height: 76px; position: absolute; top: 139px; left: -40px; border: 1px solid var(--cyan); border-bottom: 0; border-radius: 50% 50% 0 0; opacity: .55; }
.visual-image { background-image: radial-gradient(circle at 50% 45%,color-mix(in srgb,var(--cyan) 9%,transparent),transparent 42%),repeating-linear-gradient(0deg,transparent 0 11px,var(--line) 12px); }
.scan-line { height: 1px; position: absolute; right: 10%; left: 10%; top: 20%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); opacity: .7; animation: face-scan 3s ease-in-out infinite alternate; }
@keyframes face-scan { to { top: 81%; opacity: .25; } }
.visual-memory { background: radial-gradient(circle at 50% 50%,color-mix(in srgb,var(--cyan) 11%,transparent),transparent 34%),linear-gradient(25deg,transparent 49.7%,var(--line-2) 50%,transparent 50.3%),linear-gradient(-32deg,transparent 49.7%,var(--line-2) 50%,transparent 50.3%); }
.memory-core { width: 78px; height: 78px; position: absolute; top: 50%; left: 50%; display: grid; place-items: center; border: 1px solid var(--cyan); border-radius: 50%; color: var(--cyan); font-size: 11px; letter-spacing: .15em; transform: translate(-50%,-50%); box-shadow: 0 0 40px color-mix(in srgb,var(--cyan) 14%,transparent); }
.visual-memory > i { width: 8px; height: 8px; position: absolute; border: 1px solid var(--cyan); border-radius: 50%; background: var(--panel); box-shadow: 0 0 12px var(--cyan); }
.visual-memory > i:nth-of-type(1){top:18%;left:20%}.visual-memory > i:nth-of-type(2){top:22%;right:17%}.visual-memory > i:nth-of-type(3){top:52%;left:12%}.visual-memory > i:nth-of-type(4){top:59%;right:13%}.visual-memory > i:nth-of-type(5){bottom:13%;left:28%}.visual-memory > i:nth-of-type(6){right:31%;bottom:10%}

.case-teasers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.case-teaser { min-height: 410px; padding: 28px; position: relative; display: flex; flex-direction: column; border: 1px solid var(--line); background: linear-gradient(150deg, rgba(16,24,31,.95), rgba(7,12,16,.95)); }
.avatar-slot { width: 104px; height: 104px; display: grid; place-items: center; position: relative; overflow: hidden; border: 1px dashed var(--line-2); border-radius: 50%; color: var(--dim); font: 30px var(--serif); background: radial-gradient(circle at 50% 30%, color-mix(in srgb,var(--cyan) 14%,transparent), transparent 65%); }
.avatar-slot::after { content: "照片预留"; position: absolute; right: 0; bottom: 13px; left: 0; color: #53656d; font: 8px/1 monospace; text-align: center; letter-spacing: .08em; }
.avatar-slot.has-photo { border-style: solid; background: var(--panel-2); box-shadow: 0 12px 34px rgba(71,47,24,.12); }
.avatar-slot.has-photo::after { display: none; }
.avatar-slot.has-photo img { width: 100%; height: 100%; max-width: none; position: absolute; inset: 0; border-radius: 50%; object-fit: cover; object-position: center 38%; }
.case-teaser .region { margin: 22px 0 12px; color: var(--cyan); font: 9px/1 monospace; letter-spacing: .12em; text-transform: uppercase; }
.case-teaser h3 { margin: 0 0 18px; font: 400 21px/1.55 var(--serif); }
.case-teaser p { margin: 0; color: #87959d; font-size: 11px; line-height: 1.8; }
.case-teaser > a { margin-top: auto; padding-top: 22px; display: flex; justify-content: space-between; border-top: 1px solid var(--line); color: #d7e4e8; font-size: 10px; }

.flow { display: grid; grid-template-columns: repeat(7, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.flow-step { min-height: 235px; padding: 23px 18px; position: relative; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.flow-step:not(:last-child)::after { content: "→"; position: absolute; z-index: 2; top: 27px; right: -7px; color: var(--cyan); font: 12px monospace; }
.flow-step span { color: var(--cyan); font: 9px monospace; }
.flow-step h3 { margin: 76px 0 10px; font: 400 17px/1.45 var(--serif); }
.flow-step p { margin: 0; color: #74838b; font-size: 10px; line-height: 1.7; }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.price-card { min-height: 350px; padding: 28px; border: 1px solid var(--line); background: linear-gradient(145deg, #101821, #080d12); }
.price-card.featured { border-color: var(--line-2); box-shadow: inset 0 0 60px color-mix(in srgb,var(--cyan) 3%,transparent); }
.price-card small { color: #60727c; font: 9px monospace; letter-spacing: .1em; }
.price-card h3 { margin: 38px 0 8px; font: 400 23px var(--serif); }
.price-card .price { color: var(--cyan-soft); font: 400 27px var(--serif); }
.price-card ul { margin: 26px 0 0; padding: 22px 0 0; border-top: 1px solid var(--line); list-style: none; }
.price-card li { margin-bottom: 12px; color: #84929a; font-size: 11px; }
.price-card li::before { content: "—"; margin-right: 9px; color: var(--cyan); }
.boundary-note { margin-top: 20px; padding: 20px; display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: start; border: 1px dashed var(--line-2); color: #77868e; font-size: 11px; line-height: 1.8; }
.boundary-note strong { color: var(--warm); white-space: nowrap; }

.consult-band { padding: 100px 0; background: radial-gradient(circle at 72% 50%, color-mix(in srgb,var(--cyan) 10%,transparent), transparent 28%), var(--bg-2); border-top: 1px solid var(--line); }
.consult-grid { display: grid; grid-template-columns: 1fr .78fr; gap: 90px; align-items: center; }
.consult-copy h2 { margin: 0; font: 400 clamp(36px,4.6vw,60px)/1.32 var(--serif); }
.consult-copy > p:last-child { max-width: 600px; margin: 25px 0 0; color: var(--muted); font-size: 13px; line-height: 1.9; }
.qr-card { padding: 20px; display: grid; grid-template-columns: 150px 1fr; gap: 22px; align-items: center; border: 1px solid var(--line-2); background: rgba(14,21,27,.8); box-shadow: 0 22px 70px rgba(0,0,0,.3); }
.qr-card img { width: 150px; height: 150px; object-fit: contain; background: #fff; }
.qr-card h3 { margin: 0 0 10px; font: 400 21px var(--serif); }
.qr-card p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.8; }
.qr-card small { margin-top: 18px; display: block; color: #5f7079; font-size: 8px; }

.page-hero { min-height: 520px; padding: 155px 0 85px; display: flex; align-items: flex-end; position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.page-hero::after { content: ""; width: 520px; height: 520px; position: absolute; top: -190px; right: 5%; border: 1px solid var(--line); border-radius: 50%; box-shadow: 0 0 100px color-mix(in srgb,var(--cyan) 5%,transparent), inset 0 0 100px color-mix(in srgb,var(--cyan) 3%,transparent); }
.page-hero p:last-child { max-width: 720px; margin: 22px 0 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
.breadcrumbs { margin-bottom: 34px; color: #566871; font: 9px monospace; letter-spacing: .1em; }
.breadcrumbs a { color: #8ba0aa; }

.tech-pipeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.tech-stage { min-height: 300px; padding: 24px; border: 1px solid var(--line); background: #0b1117; }
.tech-stage span { color: var(--cyan); font: 9px monospace; }
.tech-stage h3 { margin: 80px 0 13px; font: 400 18px/1.45 var(--serif); }
.tech-stage p { margin: 0; color: #7e8c94; font-size: 10px; line-height: 1.8; }
.tech-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tech-detail { min-height: 300px; padding: 30px; border: 1px solid var(--line); background: linear-gradient(145deg,#101820,#080d12); }
.tech-detail h3 { margin: 0 0 17px; font: 400 24px var(--serif); }
.tech-detail p { color: var(--muted); font-size: 12px; line-height: 1.9; }
.media-panel { padding: 42px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: center; border: 1px solid var(--line); background: #0b1117; }
.media-mark { min-height: 260px; display: grid; place-items: center; border: 1px solid var(--line); background: radial-gradient(circle,rgba(102,222,254,.12),transparent 62%); font: 400 28px var(--serif); text-align: center; }
.media-copy h3 { margin: 0 0 18px; font: 400 28px var(--serif); }
.media-copy p { color: var(--muted); font-size: 12px; line-height: 1.9; }
.media-tags { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 8px; }
.media-tags span { padding: 8px 10px; border: 1px solid var(--line); color: #84959d; font-size: 9px; }

.case-list { display: grid; gap: 22px; }
.case-story { padding: 36px; display: grid; grid-template-columns: 180px 1fr; gap: 40px; border: 1px solid var(--line); background: linear-gradient(145deg,#101820,#080d12); scroll-margin-top: 110px; }
.case-aside { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.case-aside .avatar-slot { width: 150px; height: 150px; }
.flower-button { width: 100%; padding: 10px 12px; display: flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid rgba(255,114,103,.28); border-radius: 99px; color: #ff9a91; background: rgba(255,114,103,.06); cursor: pointer; font-size: 11px; }
.flower-button:hover { background: rgba(255,114,103,.12); }
.flower-button.is-clicked { border-color: var(--rose); background: rgba(255,114,103,.16); box-shadow: 0 0 0 6px rgba(255,114,103,.06); }
.case-body .region { color: var(--cyan); font: 9px monospace; letter-spacing: .1em; }
.case-body h2 { margin: 12px 0 22px; font: 400 27px/1.45 var(--serif); }
.case-body p { margin: 0 0 14px; color: #9aa7ae; font-size: 12px; line-height: 2; }
.auth-note { margin-top: 18px; padding: 12px 14px; border-left: 2px solid var(--cyan); color: #73848c; background: rgba(102,222,254,.035); font-size: 9px; }

.contact-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 28px; }
.contact-stack { display: grid; gap: 16px; }
.contact-card, .contact-form { padding: 32px; border: 1px solid var(--line); background: #0e151e; }
.contact-card h2, .contact-form h2 { margin: 0 0 26px; font: 400 26px var(--serif); }
.contact-item { padding: 17px 0; display: grid; grid-template-columns: 84px 1fr; border-top: 1px solid var(--line); }
.contact-item span { color: #60727b; font-size: 10px; }
.contact-item a, .contact-item address { color: #d8e3e7; font-size: 12px; font-style: normal; line-height: 1.7; }
.social-row { display: flex; flex-wrap: wrap; gap: 9px; }
.social-row span { padding: 8px 12px; border: 1px solid var(--line); color: #9cabb2; font-size: 10px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1/-1; }
.field label { color: #a5b0b6; font-size: 10px; }
.field input, .field textarea { width: 100%; padding: 14px; border: 1px solid #2a3744; border-radius: 3px; outline: none; color: var(--text); background: #070c11; transition: border .2s ease; }
.field input:focus, .field textarea:focus { border-color: var(--cyan); }
.field textarea { min-height: 150px; resize: vertical; }
.contact-form .button { width: 100%; margin-top: 20px; }
.form-note { margin: 13px 0 0; color: #596a73; font-size: 9px; line-height: 1.7; }
.contact-direct-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 18px; }
.contact-main-card, .wechat-contact-panel, .contact-social-panel { border: 1px solid var(--line); background: var(--panel); }
.contact-main-card { padding: 42px; }
.contact-main-card h2, .wechat-contact-panel h2, .contact-social-panel h2 { margin: 0; font: 600 clamp(29px,3vw,42px)/1.25 var(--display); letter-spacing: -.035em; }
.contact-intro { max-width: 640px; margin: 18px 0 34px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.contact-hero-link { min-height: 108px; padding: 24px 4px; display: grid; grid-template-columns: 92px 1fr auto; gap: 20px; align-items: center; border-top: 1px solid var(--line); transition: background .2s ease, padding .2s ease; }
.contact-hero-link:hover { padding-inline: 16px; background: color-mix(in srgb,var(--cyan) 6%,transparent); }
.contact-hero-link > span, .contact-address > span { color: var(--dim); font-size: 10px; }
.contact-hero-link strong { color: var(--text); font: 600 clamp(23px,2.5vw,34px)/1.15 var(--display); letter-spacing: -.03em; }
.contact-hero-link i { color: var(--cyan); font-size: 10px; font-style: normal; white-space: nowrap; }
.contact-address { padding: 22px 4px 0; display: grid; grid-template-columns: 92px 1fr; gap: 20px; border-top: 1px solid var(--line); }
.contact-address address { color: var(--text); font-size: 13px; font-style: normal; line-height: 1.8; }
.wechat-contact-panel { padding: 42px; display: grid; grid-template-columns: 1fr 190px; gap: 34px; align-items: center; }
.wechat-contact-panel > div > p:not(.eyebrow) { margin: 18px 0 24px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.wechat-contact-panel ul { margin: 0; padding: 18px 0 0; border-top: 1px solid var(--line); list-style: none; }
.wechat-contact-panel li { margin: 0 0 11px; color: var(--muted); font-size: 10px; line-height: 1.7; }
.wechat-contact-panel li::before { content: "·"; margin-right: 9px; color: var(--cyan); }
.wechat-qr-large { padding: 15px; border: 1px solid var(--line-2); background: #fff; }
.wechat-qr-large img { width: 160px; height: 160px; object-fit: contain; }
.wechat-qr-large small { padding-top: 10px; display: block; color: #313a34; font-size: 9px; text-align: center; letter-spacing: .08em; }
.contact-social-panel { margin-top: 18px; padding: 30px 42px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.contact-social-panel h2 { font-size: 24px; }
.contact-social-panel p:not(.eyebrow) { margin: 8px 0 0; color: var(--muted); font-size: 11px; }

.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.mission-card { min-height: 330px; padding: 34px; border: 1px solid var(--line); background: linear-gradient(145deg,#101820,#080d12); }
.mission-card span { color: var(--cyan); font: 9px monospace; letter-spacing: .12em; }
.mission-card h2 { margin: 72px 0 17px; font: 400 28px var(--serif); }
.mission-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.95; }
.origin { display: grid; grid-template-columns: 1fr .9fr; gap: 22px; }
.origin-image { min-height: 510px; position: relative; overflow: hidden; border: 1px solid var(--line); }
.origin-image img { width: 100%; height: 100%; object-fit: cover; }
.origin-image::after { content: "概念图 · 非团队实拍"; position: absolute; right: 15px; bottom: 13px; color: rgba(255,255,255,.45); font-size: 8px; letter-spacing: .1em; }
.origin-copy { padding: 38px; border: 1px solid var(--line); background: #0d141b; }
.origin-copy h2 { margin: 0 0 24px; font: 400 30px/1.4 var(--serif); }
.origin-copy p { margin: 0 0 16px; color: var(--muted); font-size: 12px; line-height: 2; }
.team-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.team-visual { height: clamp(360px,48vw,620px); margin: 0 0 18px; position: relative; overflow: hidden; border: 1px solid var(--line); background: #07080a; box-shadow: 0 24px 80px rgba(71,47,24,.11); }
.team-visual img { width: 100%; height: 100%; object-fit: cover; object-position: center 48%; }
.team-visual figcaption { padding: 9px 12px; position: absolute; right: 14px; bottom: 14px; border: 1px solid rgba(255,255,255,.16); border-radius: 99px; color: rgba(255,255,255,.72); background: rgba(5,6,9,.52); font: 8px/1 monospace; letter-spacing: .1em; backdrop-filter: blur(12px); }
.team-card { min-height: 360px; padding: 30px; border: 1px solid var(--line); background: linear-gradient(145deg,#101820,#080d12); }
.team-card .team-avatar { width: 74px; height: 74px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line-2); color: var(--cyan); font: 25px var(--serif); background: radial-gradient(circle,rgba(102,222,254,.11),transparent 68%); }
.team-card h3 { margin: 35px 0 7px; font: 400 23px var(--serif); }
.team-card .role { color: var(--cyan); font-size: 9px; letter-spacing: .1em; }
.team-card p { margin: 20px 0 0; color: #87959d; font-size: 11px; line-height: 1.9; }
.future-list { border-top: 1px solid var(--line); }
.future-item { padding: 28px 0; display: grid; grid-template-columns: 90px .55fr 1fr; gap: 35px; border-bottom: 1px solid var(--line); }
.future-item span { color: var(--cyan); font: 9px monospace; }
.future-item h3 { margin: 0; font: 400 20px var(--serif); }
.future-item p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.85; }

.site-footer { padding: 46px 0; border-top: 1px solid var(--line); background: #05080b; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { width: 34px; height: 34px; border-radius: 9px; }
.footer-brand strong { display: block; font-size: 12px; }
.footer-brand small, .footer-legal p { color: #5f6d75; font-size: 8px; line-height: 1.7; }
.footer-legal { text-align: right; }
.footer-legal p { margin: 3px 0; }
.mobile-cta { display: none; }

body[data-theme] { color: var(--text); background: radial-gradient(circle at 12% 6%,color-mix(in srgb,var(--cyan) 8%,transparent),transparent 28%),radial-gradient(circle at 92% 22%,color-mix(in srgb,var(--cyan) 5%,transparent),transparent 28%),var(--bg); }
body[data-theme] .site-header { background: linear-gradient(to bottom,color-mix(in srgb,var(--bg) 96%,transparent),color-mix(in srgb,var(--bg) 35%,transparent),transparent); }
body[data-theme] .site-header.is-scrolled { background: color-mix(in srgb,var(--bg) 90%,transparent); }
body[data-theme] .home-hero::before { background: linear-gradient(90deg,var(--bg) 0%,color-mix(in srgb,var(--bg) 86%,transparent) 42%,transparent 72%); }
body[data-theme] .ticker, body[data-theme] .section-alt, body[data-theme] .consult-band, body[data-theme] .site-footer { background-color: var(--bg-2); }
body[data-theme] .scene-card, body[data-theme] .case-teaser, body[data-theme] .price-card, body[data-theme] .tech-stage, body[data-theme] .tech-detail, body[data-theme] .media-panel, body[data-theme] .case-story, body[data-theme] .contact-card, body[data-theme] .contact-form, body[data-theme] .contact-main-card, body[data-theme] .wechat-contact-panel, body[data-theme] .contact-social-panel, body[data-theme] .mission-card, body[data-theme] .origin-copy, body[data-theme] .team-card { background: var(--panel); }
body[data-theme] .scene-card p, body[data-theme] .case-teaser p, body[data-theme] .price-card li, body[data-theme] .tech-stage p, body[data-theme] .tech-detail p, body[data-theme] .media-copy p, body[data-theme] .case-body p, body[data-theme] .mission-card p, body[data-theme] .origin-copy p, body[data-theme] .team-card p, body[data-theme] .future-item p { color: var(--muted); }
body[data-theme] .case-teaser > a { color: var(--text); }
body[data-theme] .field input, body[data-theme] .field textarea { color: var(--text); background: var(--bg); border-color: var(--line-2); }
body[data-theme] .qr-card { background: var(--panel); }
body[data-theme] .home-hero h1, body[data-theme] .section-head h2, body[data-theme] .page-hero h1, body[data-theme] .consult-copy h2 { font-family: var(--display); font-weight: 650; }

body[data-theme="luxe"]::before { opacity:.09;background-image:repeating-linear-gradient(105deg,rgba(65,42,21,.08) 0 1px,transparent 1px 9px);background-size:auto; }
body[data-theme="luxe"] .home-hero h1, body[data-theme="luxe"] .section-head h2, body[data-theme="luxe"] .page-hero h1 { font-weight:500;letter-spacing:-.04em; }
body[data-theme="luxe"] .home-hero h1 .hero-second-line em { color:var(--cyan);-webkit-text-stroke:0;text-shadow:none; }
body[data-theme="luxe"] .button { border-radius:99px; }
body[data-theme="luxe"] .button-primary { color:#fff;box-shadow:0 16px 45px rgba(91,66,40,.16); }
body[data-theme="luxe"] .button-ghost { color:var(--text);background:rgba(255,255,255,.35); }
body[data-theme="luxe"] .scene-card, body[data-theme="luxe"] .case-teaser, body[data-theme="luxe"] .price-card, body[data-theme="luxe"] .mission-card, body[data-theme="luxe"] .team-card { box-shadow:0 18px 70px rgba(71,47,24,.07); }
body[data-theme="luxe"] #portrait-particles { filter:drop-shadow(0 0 4px rgba(92,78,145,.18)); }

@media (max-width: 1000px) {
  .flow { grid-template-columns: repeat(4,1fr); }
  .tech-pipeline { grid-template-columns: repeat(3,1fr); }
}

@media (max-width: 860px) {
  .main-nav { display: none; position: absolute; top: 70px; right: 24px; left: 24px; padding: 16px; flex-direction: column; align-items: stretch; gap: 2px; border: 1px solid var(--line); background: rgba(7,11,15,.97); }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 13px; }
  .header-cta { display: none; }
  .menu-button { display: block; }
  #portrait-particles { width: 100%; opacity: .82; }
  .hero-copy { width: 74%; }
  .section-head, .consult-grid, .origin, .contact-layout, .media-panel, .contact-direct-grid { grid-template-columns: 1fr; gap: 32px; }
  .wechat-contact-panel { grid-template-columns: 1fr 190px; }
  .scene-grid, .case-teasers, .pricing-grid, .team-grid { grid-template-columns: 1fr; }
  .scene-card { min-height: 500px; }
  .scene-card::before { background-size: 34px 34px; background-position: 0 0; }
  .flow { grid-template-columns: repeat(2,1fr); }
  .flow-step:not(:last-child)::after { display: none; }
  .tech-detail-grid, .mission-grid { grid-template-columns: 1fr; }
  .case-story { grid-template-columns: 150px 1fr; }
}

@media (max-width: 620px) {
  body { padding-bottom: 68px; }
  .shell { width: min(100% - 34px, var(--max)); }
  .header-inner { min-height: 68px; }
  .logo-copy small { display: none; }
  .home-hero { min-height: 850px; padding: 112px 0 70px; align-items: flex-start; }
  #portrait-particles { width: 100%; height: 100%; inset: 0; opacity: .88; }
  .home-hero::before { background: linear-gradient(180deg, var(--bg) 0%, color-mix(in srgb,var(--bg) 91%,transparent) 52%, transparent 78%); }
  .hero-copy { width: 100%; }
  .home-hero h1 { font-size: 46px; }
  .home-hero h1 .hero-second-line { font-size: .66em; letter-spacing: -.07em; }
  .hero-description { font-size: 14px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-notes { margin-top: 30px; gap: 9px 16px; }
  .portrait-trigger { width: 78%; height: 47%; top: auto; right: 11%; bottom: 4%; }
  .portrait-label { right: 17px; bottom: 1.5%; left: 17px; text-align: center; }
  .portrait-label strong { font-size: 9px; }
  .section { padding: 82px 0; }
  .section-head { margin-bottom: 38px; }
  .section-head h2, .page-hero h1 { font-size: 37px; }
  .scene-card { min-height: 520px; }
  .flow, .tech-pipeline { grid-template-columns: 1fr; }
  .flow-step { min-height: 180px; }
  .flow-step h3, .tech-stage h3 { margin-top: 48px; }
  .boundary-note { grid-template-columns: 1fr; }
  .qr-card { grid-template-columns: 112px 1fr; gap: 16px; }
  .qr-card img { width: 112px; height: 112px; }
  .page-hero { min-height: 450px; padding-top: 125px; }
  .case-story { padding: 25px; grid-template-columns: 1fr; }
  .case-aside { align-items: flex-start; }
  .flower-button { width: 150px; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .contact-main-card, .wechat-contact-panel { padding: 28px; }
  .contact-hero-link { min-height: 96px; grid-template-columns: 1fr auto; gap: 8px 18px; }
  .contact-hero-link > span { grid-column: 1; }
  .contact-hero-link strong { grid-column: 1; font-size: 23px; overflow-wrap: anywhere; }
  .contact-hero-link i { grid-column: 2; grid-row: 1 / span 2; }
  .contact-address { grid-template-columns: 1fr; gap: 8px; }
  .wechat-contact-panel { grid-template-columns: 1fr; }
  .wechat-qr-large { width: 192px; }
  .contact-social-panel { padding: 26px 28px; align-items: flex-start; flex-direction: column; }
  .origin-image { min-height: 340px; }
  .team-visual { height: 430px; }
  .team-visual img { object-position: center 42%; }
  .future-item { grid-template-columns: 46px 1fr; gap: 18px; }
  .future-item p { grid-column: 2; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-legal { text-align: left; }
  .mobile-cta { height: 52px; padding: 0 20px; position: fixed; z-index: 90; right: 9px; bottom: 9px; left: 9px; display: flex; align-items: center; justify-content: space-between; color: #001217; background: var(--cyan); font-size: 12px; font-weight: 700; box-shadow: 0 15px 45px rgba(0,0,0,.45); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .portrait-trigger { display: none; }
}