/* 荃镀传媒官网
   配色取自变角 APP 的夜紫界面；标题用思源宋体粗体，正文用系统黑体。 */

:root {
  --night: #120b22;
  --night-2: #1a1230;
  --plum: #251a40;
  --violet: #7a57f5;
  --violet-hi: #9b7bff;
  --lilac: #cbbeff;
  --paper: #f6f4fb;
  --white: #ffffff;
  --ink: #1b1530;
  --muted: #645d7d;
  --line: #e3ddf0;
  --gold: #e8b84a;
  --on-dark: #efeafb;
  --muted-dark: #a99fc4;
  --line-dark: rgba(203, 190, 255, 0.16);

  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --section: clamp(72px, 10vw, 136px);
  --header-h: 68px;
  --r-lg: 28px;
  --r-md: 16px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.75 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  overflow-x: clip;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure, blockquote { margin: 0; }
:focus-visible { outline: 2px solid var(--violet-hi); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--violet); color: #fff; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 16px; top: -48px; z-index: 100; padding: 8px 14px; background: #fff; color: var(--ink); border-radius: 8px; }
.skip-link:focus { top: 12px; }

/* ---------- 文字层级 ---------- */
.section-title {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  text-wrap: balance;
}
.section-title-sm { font-size: clamp(24px, 2.6vw, 32px); }
/* 中文标题只在标点处换行，放不下时才逐字断 */
.section-title, .page-title, .quote, .feature-title, .ip-name h3 { word-break: keep-all; overflow-wrap: anywhere; }
.safety .section-title { font-size: clamp(30px, 3.4vw, 44px); }
.section-lead { margin-top: 18px; max-width: 34em; color: var(--muted); font-size: clamp(16px, 1.3vw, 18px); }
.section-head { margin-bottom: clamp(40px, 6vw, 72px); }
.section-head-row { display: flex; align-items: end; justify-content: space-between; gap: 24px; }

.text-link {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 28px; font-weight: 600; color: var(--violet); text-decoration: none;
  border-bottom: 1px solid currentColor; padding-bottom: 2px;
}
.text-link:hover { color: var(--ink); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px;
  font-weight: 600; font-size: 15px; text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn-sm { min-height: 38px; padding: 0 18px; font-size: 14px; }
.btn-lg { min-height: 52px; padding: 0 30px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--violet); color: #fff; }
.btn-primary:hover { background: #6a46ee; }
.btn-ghost { border-color: rgba(203, 190, 255, .4); color: var(--on-dark); }
.btn-ghost:hover { border-color: var(--lilac); background: rgba(203, 190, 255, .08); }
.btn[disabled] { opacity: .6; cursor: progress; }

/* ---------- 页头 ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h);
  color: var(--on-dark);
  transition: background-color .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.is-solid { background: rgba(18, 11, 34, .86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line-dark); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; flex-shrink: 0; }
.brand-mark {
  display: inline-block; flex-shrink: 0; width: 35px; height: 28px; background: currentColor;
  -webkit-mask: url(/img/logo-mark.svg) center / contain no-repeat; mask: url(/img/logo-mark.svg) center / contain no-repeat;
}
.brand-name { font-family: var(--serif); font-weight: 900; font-size: 17px; letter-spacing: .02em; white-space: nowrap; }
.brand-img { height: 34px; width: auto; }
.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.main-nav a {
  position: relative; padding: 8px 14px; border-radius: 999px; font-size: 15px;
  color: var(--muted-dark); text-decoration: none; transition: color .2s var(--ease);
}
.main-nav a:hover { color: #fff; }
.main-nav a.is-active { color: #fff; }
.main-nav a.is-active::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 4px; height: 4px; margin-left: -2px; border-radius: 50%; background: var(--violet-hi); }
.nav-cta-mobile { display: none; }
.nav-toggle { display: none; }

/* ---------- 主视觉 ---------- */
.hero {
  position: relative; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  padding: calc(var(--header-h) + clamp(32px, 6vw, 72px)) 0 clamp(56px, 7vw, 96px);
  display: flex; align-items: center;
  background: var(--night); color: var(--on-dark);
}
.hero::before {
  content: ""; position: absolute; right: -10%; top: 10%; width: 70vw; height: 70vw; max-width: 980px; max-height: 980px;
  background: radial-gradient(closest-side, rgba(122, 87, 245, .34), rgba(122, 87, 245, 0) 70%);
  pointer-events: none;
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.status-pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 12px;
  border: 1px solid var(--line-dark); border-radius: 999px; font-size: 14px; color: var(--lilac);
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #3ddc97; box-shadow: 0 0 0 4px rgba(61, 220, 151, .16); }
.status-sep { width: 1px; height: 12px; background: var(--line-dark); }
.hero-title {
  margin-top: 28px;
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(54px, 8.4vw, 124px); line-height: 1.04; letter-spacing: .01em;
  color: #fff;
}
.hero-title { text-wrap: balance; }
.hero-title .ch { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.hero-title .ch > span { display: inline-block; }
/* 开场动画开始前先藏住，避免闪一下 */
.js-intro .hero-title, .js-intro [data-hero-in], .js-intro .compare { visibility: hidden; }
.hero-sub { margin-top: 28px; max-width: 30em; font-size: clamp(16px, 1.45vw, 19px); color: var(--muted-dark); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }

/* 照片 / 数字分身 对比 */
.compare { --pos: 50%; width: 100%; max-width: 480px; justify-self: end; }
.compare-stage {
  position: relative; aspect-ratio: 4 / 5; border-radius: var(--r-lg); overflow: hidden;
  background: var(--plum); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .7), 0 0 0 1px var(--line-dark);
  touch-action: pan-y;
}
.compare-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.compare-digital { position: absolute; inset: 0; clip-path: inset(0 0 0 var(--pos)); }
.compare-mesh {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen; opacity: .35;
  background:
    repeating-linear-gradient(0deg, rgba(155, 123, 255, .5) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(90deg, rgba(155, 123, 255, .5) 0 1px, transparent 1px 22px);
  -webkit-mask-image: radial-gradient(ellipse 60% 55% at 50% 38%, #000 10%, transparent 75%);
          mask-image: radial-gradient(ellipse 60% 55% at 50% 38%, #000 10%, transparent 75%);
}
.compare-line {
  position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; margin-left: -1px;
  background: #fff; box-shadow: 0 0 18px 3px rgba(155, 123, 255, .9), 0 0 2px #fff; pointer-events: none;
}
.compare-knob {
  position: absolute; top: 50%; left: 50%; width: 46px; height: 46px; margin: -23px 0 0 -23px;
  display: grid; place-items: center; border-radius: 50%; background: #fff; color: var(--violet);
  box-shadow: 0 6px 20px rgba(18, 11, 34, .4);
}
.compare-knob svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.compare-range {
  position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize;
  -webkit-appearance: none; appearance: none; background: transparent;
}
.compare-range:focus-visible + .compare-line, .compare-stage:has(.compare-range:focus-visible) .compare-knob { outline: 2px solid var(--violet-hi); outline-offset: 3px; }
.compare-caption { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; font-size: 14px; color: var(--muted-dark); }
.compare-caption > span:first-child, .compare-caption > span:last-child { color: var(--on-dark); font-weight: 600; }
.compare-hint { font-size: 13px; }

/* ---------- 手机外框 ---------- */
.phone {
  position: relative; width: 100%; aspect-ratio: 9 / 19.5; padding: 3.2%;
  border-radius: 13% / 6%; background: #0b0716;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .08) inset, 0 30px 60px -24px rgba(18, 11, 34, .55);
}
.phone-screen { position: relative; width: 100%; height: 100%; overflow: hidden; border-radius: 10.5% / 4.8%; background: var(--night-2); }
.phone-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.phone-empty { display: grid; place-content: center; gap: 6px; height: 100%; padding: 16px; text-align: center; color: var(--muted-dark); font-size: 13px; }
.phone-empty span { font-family: var(--serif); font-weight: 900; font-size: 22px; color: var(--lilac); }

/* ---------- 三大功能 ---------- */
.features { padding: var(--section) 0; background: var(--paper); }
.features-grid { display: grid; grid-template-columns: minmax(240px, 340px) minmax(0, 1fr); gap: clamp(40px, 8vw, 120px); }
.features-phone { position: sticky; top: calc(var(--header-h) + 6vh); align-self: start; }
.features-phone .phone-screen img { position: absolute; inset: 0; opacity: 0; transition: opacity .5s var(--ease); }
.features-phone .phone-screen img.is-on { opacity: 1; }
.feature { min-height: 72vh; display: flex; flex-direction: column; justify-content: center; padding: 24px 0; border-top: 1px solid var(--line); }
.feature:first-child { border-top: 0; }
.feature:last-child { min-height: 60vh; }
.feature-sub { color: var(--violet); font-weight: 600; }
.feature-title { margin-top: 12px; font-family: var(--serif); font-weight: 900; font-size: clamp(30px, 3.6vw, 46px); line-height: 1.2; }
.feature-desc { margin-top: 20px; max-width: 28em; color: var(--muted); font-size: 17px; }
.feature-shot { display: none; }

/* ---------- 使用步骤 ---------- */
.steps { padding: var(--section) 0; background: var(--night); color: var(--on-dark); }
.steps .section-lead { color: var(--muted-dark); }
.steps-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); counter-reset: none; }
.step .phone { max-width: 230px; }
.step-text { margin-top: 28px; }
.step-no { display: block; font-family: var(--serif); font-weight: 900; font-size: 44px; line-height: 1; color: var(--violet-hi); }
.step h3 { margin-top: 14px; font-size: 20px; }
.step p { margin-top: 8px; color: var(--muted-dark); font-size: 15px; }

/* ---------- 肖像安全 ---------- */
.safety { padding: var(--section) 0; background: var(--white); }
.safety-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 110px); align-items: start; }
.safety-lead { position: sticky; top: calc(var(--header-h) + 40px); }
.safety-list { display: grid; gap: 0; }
.safety-list li { padding: 26px 0; border-top: 1px solid var(--line); }
.safety-list li:last-child { border-bottom: 1px solid var(--line); }
.safety-list h3 { font-size: 20px; }
.safety-list p { margin-top: 8px; color: var(--muted); }

/* ---------- 界面预览 ---------- */
.screens { padding: var(--section) 0; background: var(--night-2); color: var(--on-dark); overflow: hidden; }
.screens .section-lead { color: var(--muted-dark); }
.screens-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 48px; }
.screens-nav { display: flex; gap: 10px; }
.round-btn {
  width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%;
  border: 1px solid var(--line-dark); background: transparent; color: var(--on-dark); cursor: pointer;
  transition: background-color .2s var(--ease), border-color .2s var(--ease);
}
.round-btn:hover { background: rgba(203, 190, 255, .1); border-color: var(--lilac); }
.round-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.screens-track {
  display: flex; gap: clamp(18px, 2.4vw, 32px); overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 8px max(var(--gutter), calc((100vw - var(--wrap)) / 2)) 24px;
  scroll-padding-inline: max(var(--gutter), calc((100vw - var(--wrap)) / 2));
  scrollbar-width: none; overscroll-behavior-x: contain;
}
.screens-track::-webkit-scrollbar { display: none; }
.screen-item { flex: 0 0 clamp(190px, 21vw, 250px); scroll-snap-align: start; }
.screen-item figcaption { margin-top: 16px; font-size: 15px; color: var(--muted-dark); }

/* ---------- 数字 IP 路径 ---------- */
.ip { padding: var(--section) 0; background: var(--paper); }
.ip-list { border-top: 1px solid var(--line); }
.ip-row {
  display: grid; grid-template-columns: 168px minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(20px, 3vw, 48px);
  align-items: center; padding: 28px 0; border-bottom: 1px solid var(--line);
}
.ip-thumb { width: 168px; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 12px; }
.ip-name h3 { font-family: var(--serif); font-weight: 900; font-size: clamp(22px, 2.3vw, 30px); line-height: 1.3; }
.ip-name p { margin-top: 6px; color: var(--violet); font-weight: 600; }
.ip-summary { color: var(--muted); }
.ip-note { margin-top: 24px; font-size: 14px; color: var(--muted); }

/* ---------- 数据 ---------- */
.stats { padding: 56px 0; background: var(--white); border-top: 1px solid var(--line); }
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 24px; }
.stat-value { font-family: var(--serif); font-weight: 900; font-size: clamp(40px, 4.6vw, 60px); line-height: 1; }
.stat-value small { margin-left: 4px; font-family: var(--sans); font-size: 16px; font-weight: 600; color: var(--muted); }
.stat-label { margin-top: 10px; color: var(--muted); }

/* ---------- 公司简介 ---------- */
.about-teaser { padding: var(--section) 0; background: var(--white); }
.about-teaser-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 7vw, 100px); align-items: center; }
.about-teaser-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--r-lg); }
.about-teaser-company { font-size: 15px; font-weight: 600; color: var(--muted); }
.quote {
  margin-top: 20px; font-family: var(--serif); font-weight: 900;
  font-size: clamp(26px, 3vw, 40px); line-height: 1.35; text-wrap: balance;
}
.about-teaser-text { margin-top: 24px; color: var(--muted); max-width: 32em; }

/* ---------- 新闻 ---------- */
.news-home { padding: var(--section) 0; background: var(--paper); }
.news-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 36px); }
.news-card { display: flex; flex-direction: column; text-decoration: none; color: inherit; }
.news-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--r-md); margin-bottom: 18px; }
.news-card time { font-size: 14px; color: var(--muted); }
.news-card h3 { margin-top: 8px; font-size: 20px; line-height: 1.45; transition: color .2s var(--ease); }
.news-card p { margin-top: 10px; color: var(--muted); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card:hover h3 { color: var(--violet); }

/* ---------- 合作伙伴 ---------- */
.partners { padding: 72px 0; background: var(--white); }
.partner-wall { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 1px; margin-top: 32px; background: var(--line); border: 1px solid var(--line); }
.partner-wall li { background: var(--white); }
.partner-wall a { display: grid; place-items: center; height: 96px; padding: 16px; text-decoration: none; color: var(--muted); font-weight: 600; }
.partner-wall img { max-height: 48px; width: auto; filter: grayscale(1); opacity: .8; }

/* ---------- 预约内测 ---------- */
.reserve { position: relative; overflow: hidden; padding: var(--section) 0; background: var(--night); color: var(--on-dark); }
.reserve::before {
  content: ""; position: absolute; left: -15%; bottom: -40%; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(closest-side, rgba(122, 87, 245, .3), transparent 70%); pointer-events: none;
}
.reserve .section-lead { color: var(--muted-dark); }
.reserve-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 440px); gap: clamp(40px, 7vw, 100px); align-items: center; }
.reserve-perks { margin-top: 32px; display: grid; gap: 12px; }
.reserve-perks li { position: relative; padding-left: 26px; color: var(--on-dark); }
.reserve-perks li::before {
  content: ""; position: absolute; left: 0; top: .62em; width: 14px; height: 8px;
  border-left: 2px solid var(--violet-hi); border-bottom: 2px solid var(--violet-hi); transform: rotate(-45deg) translateY(-50%);
}
.reserve-card { padding: clamp(24px, 3vw, 36px); border-radius: var(--r-lg); background: var(--white); color: var(--ink); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .6); }

/* ---------- 表单 ---------- */
.reserve-form, .msg-form { display: grid; gap: 18px; }
.field { display: grid; gap: 8px; }
.field-label { font-size: 14px; font-weight: 600; color: var(--ink); }
.field-label em { font-style: normal; font-weight: 400; color: var(--muted); margin-left: 4px; }
.field input, .field textarea, .field select {
  width: 100%; min-height: 48px; padding: 12px 16px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--paper); color: var(--ink); font-size: 16px; transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.field textarea { min-height: 132px; resize: vertical; line-height: 1.6; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--violet); background: #fff; box-shadow: 0 0 0 3px rgba(122, 87, 245, .15); }
.field.has-error input, .field.has-error textarea { border-color: #e5484d; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; border: 0; }
.chips legend { width: 100%; margin-bottom: 8px; padding: 0; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chips span {
  display: inline-block; padding: 7px 14px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; color: var(--muted);
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.chips input:checked + span { background: var(--ink); border-color: var(--ink); color: #fff; }
.chips input:focus-visible + span { outline: 2px solid var(--violet); outline-offset: 2px; }
.form-note { font-size: 13px; color: var(--muted); }
.form-note a { color: var(--violet); }
.form-result { font-size: 15px; font-weight: 600; min-height: 0; }
.form-result:empty { display: none; }
.form-result.is-ok { color: #1f9d62; }
.form-result.is-error { color: #d23c41; }
.form-done { display: grid; gap: 10px; text-align: center; padding: 28px 8px; }
.form-done strong { font-family: var(--serif); font-weight: 900; font-size: 26px; }
.form-done p { color: var(--muted); }

/* ---------- 内页通用 ---------- */
.page-hero {
  position: relative; overflow: hidden; padding: calc(var(--header-h) + clamp(56px, 9vw, 120px)) 0 clamp(56px, 7vw, 96px);
  background: var(--night); color: var(--on-dark);
}
.page-hero::before {
  content: ""; position: absolute; right: -20%; top: -30%; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(closest-side, rgba(122, 87, 245, .28), transparent 70%); pointer-events: none;
}
.page-hero .wrap { position: relative; }
.page-title { font-family: var(--serif); font-weight: 900; font-size: clamp(40px, 6vw, 84px); line-height: 1.1; color: #fff; text-wrap: balance; }
.page-lead { margin-top: 22px; max-width: 34em; color: var(--muted-dark); font-size: clamp(16px, 1.4vw, 19px); }
.crumbs { display: flex; gap: 8px; margin-bottom: 20px; font-size: 14px; color: var(--muted-dark); }
.crumbs a { color: var(--lilac); text-decoration: none; }
.block { padding: var(--section) 0; }
.block-white { background: var(--white); }
.block-paper { background: var(--paper); }
.block-dark { background: var(--night); color: var(--on-dark); }
.block-dark .section-lead { color: var(--muted-dark); }

/* 富文本正文 */
.prose { max-width: 46em; font-size: 17px; line-height: 1.9; color: #2c2545; }
.prose > * + * { margin-top: 1em; }
.prose h2 { margin-top: 2.2em; font-family: var(--serif); font-weight: 900; font-size: 26px; line-height: 1.4; color: var(--ink); scroll-margin-top: calc(var(--header-h) + 24px); }
.prose h3 { margin-top: 1.6em; font-size: 19px; color: var(--ink); }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose ul { padding-left: 1.2em; list-style: disc; }
.prose ol { padding-left: 1.4em; list-style: decimal; }
.prose li + li { margin-top: .4em; }
.prose a { color: var(--violet); }
.prose img { border-radius: 12px; margin: 1.6em 0; }
.prose blockquote { padding-left: 18px; border-left: 3px solid var(--violet); color: var(--muted); }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.prose th, .prose td { padding: 10px 12px; border: 1px solid var(--line); text-align: left; }
.prose video { width: 100%; border-radius: 12px; }

/* 带目录的长文 */
.doc-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.toc { position: sticky; top: calc(var(--header-h) + 32px); max-height: calc(100vh - var(--header-h) - 64px); overflow: auto; font-size: 14px; }
.toc-title { margin-bottom: 14px; font-size: 13px; font-weight: 600; color: var(--muted); }
.toc a { display: block; padding: 7px 0 7px 14px; border-left: 2px solid var(--line); color: var(--muted); text-decoration: none; line-height: 1.5; }
.toc a:hover { color: var(--ink); }
.toc a.is-active { border-left-color: var(--violet); color: var(--ink); font-weight: 600; }
.doc-meta { margin-top: 18px; font-size: 14px; color: var(--muted-dark); }
.doc-links { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 15px; }
.doc-links a { color: var(--violet); }

/* ---------- APP 页 ---------- */
.app-hero { padding-bottom: 0; overflow: visible; overflow-x: clip; z-index: 2; }
.app-hero + section { padding-top: calc(var(--section) + 72px); }
.app-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 400px); gap: clamp(40px, 7vw, 110px); align-items: end; }
.app-id { display: flex; align-items: center; gap: 16px; }
.app-icon { width: 72px; height: 72px; border-radius: 18px; object-fit: cover; }
.app-icon-default {
  display: grid; place-items: center; width: 72px; height: 72px; border-radius: 18px;
  background: linear-gradient(145deg, #8a63ff, #5a3bd6); color: #fff; font-family: var(--serif); font-weight: 900; font-size: 34px;
}
.app-id .status-pill { margin: 0; }
.app-hero .page-title { margin-top: 28px; }
.app-hero-copy { padding-bottom: clamp(56px, 7vw, 96px); }
.app-hero-phone { position: relative; margin-bottom: -72px; }
.app-hero-phone .phone { max-width: 360px; margin-left: auto; }
.download { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 36px; }
.download-qr { width: 104px; height: 104px; padding: 6px; border-radius: 12px; background: #fff; }
.app-video { margin-top: 0; }
.app-video video { width: 100%; max-height: 80vh; border-radius: var(--r-lg); background: #000; }
.feature-rows { display: grid; gap: clamp(64px, 10vw, 140px); }
.feature-row { display: grid; grid-template-columns: minmax(220px, 320px) minmax(0, 1fr); gap: clamp(40px, 8vw, 120px); align-items: center; }
.feature-row:nth-child(even) { grid-template-columns: minmax(0, 1fr) minmax(220px, 320px); }
.feature-row:nth-child(even) .feature-row-phone { order: 2; }
.feature-row h3 { margin-top: 12px; font-family: var(--serif); font-weight: 900; font-size: clamp(30px, 3.6vw, 46px); line-height: 1.2; }
.feature-row p.feature-desc { margin-top: 20px; }

/* ---------- 关于我们 ---------- */
.intro-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(40px, 7vw, 100px); align-items: start; }
.intro-img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--r-lg); position: sticky; top: calc(var(--header-h) + 32px); }
.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); border-radius: var(--r-lg); overflow: hidden; }
.vm { padding: clamp(32px, 5vw, 64px); background: var(--night); }
.vm-label { font-size: 15px; font-weight: 600; color: var(--violet-hi); }
.vm .quote { margin-top: 16px; color: #fff; font-size: clamp(24px, 2.6vw, 34px); }
.vm p.vm-desc { margin-top: 20px; color: var(--muted-dark); }
.values { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(32px, 6vw, 80px); }
.values li { padding: 32px 0; border-top: 1px solid var(--line); }
.values h3 { font-family: var(--serif); font-weight: 900; font-size: 26px; }
.values p { margin-top: 10px; color: var(--muted); }
.biz-blocks { display: grid; gap: clamp(48px, 7vw, 88px); }
.biz-block { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 88px); align-items: center; }
.biz-block img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--r-lg); }
.biz-block h3 { font-family: var(--serif); font-weight: 900; font-size: clamp(26px, 2.8vw, 36px); }
.biz-block p { margin-top: 16px; color: var(--muted); }
.biz-tag { display: inline-block; margin-bottom: 14px; padding: 4px 12px; border-radius: 999px; background: rgba(122, 87, 245, .1); color: var(--violet); font-size: 13px; font-weight: 600; }
.timeline { position: relative; display: grid; gap: 36px; padding-left: 28px; border-left: 2px solid var(--line); }
.timeline li { position: relative; }
.timeline li::before { content: ""; position: absolute; left: -36px; top: 10px; width: 14px; height: 14px; border-radius: 50%; background: var(--violet); box-shadow: 0 0 0 5px var(--paper); }
.timeline .tl-year { font-family: var(--serif); font-weight: 900; font-size: 28px; color: var(--violet); }
.timeline h3 { margin-top: 4px; font-size: 20px; }
.timeline p { margin-top: 6px; color: var(--muted); }
.team-grid, .honor-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: clamp(20px, 3vw, 36px); }
.member img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--r-md); }
.member h3 { margin-top: 16px; font-size: 20px; }
.member .member-pos { color: var(--violet); font-weight: 600; font-size: 15px; }
.member p { margin-top: 8px; color: var(--muted); font-size: 15px; }
.honor img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px; }
.honor figcaption { margin-top: 12px; font-weight: 600; }
.honor figcaption span { display: block; color: var(--muted); font-weight: 400; font-size: 14px; }

/* ---------- 商务合作 ---------- */
.coop-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.coop { display: flex; flex-direction: column; padding: clamp(28px, 3.4vw, 44px); background: var(--white); }
.coop h2, .coop h3 { font-family: var(--serif); font-weight: 900; font-size: 26px; }
.coop p { margin-top: 12px; color: var(--muted); flex: 1; }
.coop .btn { margin-top: 28px; align-self: flex-start; background: var(--paper); color: var(--ink); border-color: var(--line); }
.coop .btn:hover { border-color: var(--violet); color: var(--violet); }
.contact-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(40px, 7vw, 100px); align-items: start; }
.contact-info { display: grid; gap: 28px; }
.contact-info dt { font-size: 14px; color: var(--muted); }
.contact-info dd { margin: 6px 0 0; font-size: 18px; font-weight: 600; }
.contact-info dd a { text-decoration: none; }
.contact-info dd a:hover { color: var(--violet); }
.msg-card { padding: clamp(24px, 3.4vw, 44px); border-radius: var(--r-lg); background: var(--white); border: 1px solid var(--line); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* ---------- 新闻列表 / 详情 ---------- */
.filter-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.filter-tabs a { padding: 8px 18px; border-radius: 999px; border: 1px solid var(--line); text-decoration: none; color: var(--muted); font-size: 15px; }
.filter-tabs a.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }
.news-list { display: grid; }
.news-item { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: clamp(20px, 3vw, 40px); padding: 32px 0; border-top: 1px solid var(--line); text-decoration: none; color: inherit; }
.news-item:last-child { border-bottom: 1px solid var(--line); }
.news-item img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--r-md); }
.news-item .meta { font-size: 14px; color: var(--muted); }
.news-item h2 { margin-top: 8px; font-size: clamp(20px, 2vw, 24px); line-height: 1.45; transition: color .2s var(--ease); }
.news-item p { margin-top: 10px; color: var(--muted); }
.news-item:hover h2 { color: var(--violet); }
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 48px; }
.pager a, .pager span { min-width: 44px; height: 44px; display: grid; place-items: center; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line); text-decoration: none; color: var(--muted); }
.pager .is-current { background: var(--ink); color: #fff; border-color: var(--ink); }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 22px; color: var(--muted-dark); font-size: 15px; }
.article-cover { width: 100%; max-width: 46em; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--r-lg); margin-bottom: 48px; }
.more-news { margin-top: 80px; padding-top: 48px; border-top: 1px solid var(--line); }

/* ---------- 作品 ---------- */
.works-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: clamp(20px, 3vw, 36px); }
.work-card { text-decoration: none; color: inherit; }
.work-card img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--r-md); }
.work-card h2 { margin-top: 14px; font-size: 19px; }
.work-card p { margin-top: 4px; color: var(--muted); font-size: 14px; }
.work-detail { display: grid; grid-template-columns: minmax(220px, 360px) minmax(0, 1fr); gap: clamp(32px, 6vw, 88px); align-items: start; }
.work-detail img.poster { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--r-lg); }
.work-facts { display: grid; grid-template-columns: auto 1fr; gap: 10px 24px; margin: 0 0 32px; font-size: 15px; }
.work-facts dt { color: var(--muted); }
.work-facts dd { margin: 0; font-weight: 600; }
.empty { padding: 80px 0; text-align: center; color: var(--muted); }

/* ---------- 数字人广场 ---------- */
.square-block { padding-top: clamp(40px, 5vw, 64px); }
.square-filter { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; margin-bottom: 28px; }
.filter-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; min-width: 0; }
.filter-row > * { min-width: 0; }
.square-search { position: relative; flex: 1 1 280px; max-width: 420px; }
.square-search svg { position: absolute; left: 16px; top: 50%; width: 18px; height: 18px; margin-top: -9px; fill: none; stroke: var(--muted); stroke-width: 2; stroke-linecap: round; }
.square-search input, .square-select select, .range input, .multi summary {
  min-height: 46px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); font-size: 15px;
}
.square-search input { width: 100%; padding: 0 16px 0 44px; }
.square-search input:focus, .square-select select:focus, .range input:focus { outline: none; border-color: var(--violet); background: #fff; box-shadow: 0 0 0 3px rgba(122, 87, 245, .15); }
.square-select { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); white-space: nowrap; }
.square-select select { min-width: 132px; padding: 0 36px 0 14px; cursor: pointer; -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23645d7d' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; background-size: 16px; }

/* 风格多选下拉 */
.multi { position: relative; }
.multi summary {
  display: flex; align-items: center; gap: 8px; padding: 0 38px 0 14px; list-style: none; cursor: pointer; font-size: 14px; color: var(--muted);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23645d7d' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; background-size: 16px;
}
.multi summary::-webkit-details-marker { display: none; }
.multi summary strong { font-weight: 400; font-size: 15px; color: var(--ink); }
.multi[open] summary { border-color: var(--violet); background-color: #fff; }
.multi-panel {
  position: absolute; z-index: 5; top: calc(100% + 8px); left: 0; width: min(360px, calc(100vw - 32px)); padding: 18px;
  border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: 0 24px 48px -20px rgba(27, 21, 48, .3);
}
.multi-tip { margin-bottom: 12px; font-size: 13px; color: var(--muted); }
.multi-actions { display: flex; justify-content: flex-end; align-items: center; gap: 12px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.multi-clear { border: 0; background: none; color: var(--muted); font-size: 14px; cursor: pointer; }
.multi-clear:hover { color: var(--ink); }

/* 区间 */
.range { display: flex; align-items: center; gap: 8px; min-width: 0; margin: 0; padding: 0; border: 0; }
.range legend { float: left; margin-right: 8px; padding: 0; font-size: 14px; color: var(--muted); }
.range input { width: 92px; padding: 0 12px; -moz-appearance: textfield; }
.range input::-webkit-outer-spin-button, .range input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.range-dash { color: var(--muted); }
.range-unit { font-size: 14px; color: var(--muted); }
.square-reset { font-size: 14px; color: var(--violet); }

/* 列表 */
.square-table-wrap { border-top: 1px solid var(--line); }
.square-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.square-table thead th {
  padding: 14px 10px; border-bottom: 1px solid var(--line); text-align: left; font-size: 14px; font-weight: 600; color: var(--muted); white-space: nowrap;
}
.square-table td { padding: 18px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.square-table tbody tr { transition: background-color .2s var(--ease); }
.square-table tbody tr:hover { background: #faf9fd; }
.sort-link { display: inline-flex; align-items: center; gap: 6px; color: inherit; text-decoration: none; }
.sort-link:hover, .sort-link.is-on { color: var(--ink); }
.sort-arrows { position: relative; width: 8px; height: 12px; }
.sort-arrows::before, .sort-arrows::after { content: ""; position: absolute; left: 0; border: 4px solid transparent; }
.sort-arrows::before { top: -3px; border-bottom-color: #c9c3d8; }
.sort-arrows::after { bottom: -3px; border-top-color: #c9c3d8; }
.sort-arrows.up::before { border-bottom-color: var(--violet); }
.sort-arrows.down::after { border-top-color: var(--violet); }
.sq-who { display: flex; align-items: center; gap: 12px; min-width: 168px; }
.sq-avatar { width: 56px; height: 72px; object-fit: cover; border-radius: 10px; flex-shrink: 0; background: var(--paper); }
.sq-name { font-weight: 700; font-size: 16px; }
.sq-platforms { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.sq-platform { padding: 1px 8px; border: 1px solid var(--line); border-radius: 6px; font-size: 12px; color: var(--muted); }
.sq-intro { max-width: 210px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.sq-intro p { display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }

/* 形象照（可左右切换）+ 三视图 */
.sq-media { display: flex; gap: 8px; }
.sq-photos { position: relative; width: 90px; flex-shrink: 0; aspect-ratio: 3 / 4; border-radius: 10px; overflow: hidden; background: var(--paper); }
.sq-photos-track { display: flex; height: 100%; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; overscroll-behavior-x: contain; }
.sq-photos-track::-webkit-scrollbar { display: none; }
.sq-photo { flex: 0 0 100%; height: 100%; margin: 0; padding: 0; border: 0; background: none; scroll-snap-align: start; cursor: zoom-in; }
.sq-photo img, .sq-threeview img { width: 100%; height: 100%; object-fit: cover; }
.sq-arrow {
  position: absolute; top: 50%; width: 24px; height: 24px; margin-top: -12px; display: grid; place-items: center; padding: 0;
  border: 0; border-radius: 50%; background: rgba(255, 255, 255, .88); color: var(--ink); cursor: pointer;
  box-shadow: 0 2px 8px rgba(27, 21, 48, .18); opacity: 0; transition: opacity .2s var(--ease);
}
.sq-arrow svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.sq-prev { left: 4px; }
.sq-next { right: 4px; }
.sq-photos:hover .sq-arrow, .sq-arrow:focus-visible { opacity: 1; }
.sq-arrow[disabled] { opacity: 0 !important; pointer-events: none; }
.sq-count { position: absolute; right: 5px; bottom: 5px; padding: 0 6px; border-radius: 999px; background: rgba(13, 8, 25, .62); color: #fff; font-size: 11px; line-height: 18px; font-variant-numeric: tabular-nums; pointer-events: none; }
.sq-threeview { position: relative; width: 180px; flex-shrink: 0; aspect-ratio: 3 / 2; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #fff; cursor: zoom-in; }
.sq-threeview img { object-fit: contain; transition: transform .3s var(--ease); }
.sq-threeview:hover img { transform: scale(1.04); }
.sq-tv-label { position: absolute; left: 6px; bottom: 6px; padding: 0 6px; border-radius: 6px; background: rgba(122, 87, 245, .12); color: var(--violet); font-size: 11px; font-weight: 600; line-height: 18px; }
@media (hover: none) { .sq-arrow { opacity: 1; } }

.sq-style { max-width: 120px; }
.square-table td.sq-style { padding-top: 14px; padding-bottom: 14px; }
.sq-tag { display: inline-block; margin: 2px 4px 2px 0; padding: 2px 9px; border-radius: 6px; background: rgba(122, 87, 245, .1); color: var(--violet); font-size: 13px; font-weight: 600; white-space: nowrap; }
.sq-num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.sq-price { font-weight: 700; }
.sq-action { text-align: right; }
.square-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 28px; }
.square-foot .pager { margin-top: 0; }
.square-total { font-size: 14px; color: var(--muted); }

/* 大图：同一个人的形象照和三视图可以左右翻 */
.lightbox { width: fit-content; max-width: 94vw; max-height: 94vh; padding: 0; border: 0; border-radius: var(--r-lg); background: var(--night); color: var(--on-dark); overflow: hidden; }
.lightbox::backdrop { background: rgba(13, 8, 25, .8); }
.lightbox[open] { animation: lb-in .25s var(--ease); }
@keyframes lb-in { from { opacity: 0; transform: scale(.96); } }
.lightbox figure { margin: 0; }
.lightbox img { display: block; width: auto; height: auto; max-width: 94vw; max-height: calc(94vh - 52px); object-fit: contain; background: #fff; }
.lightbox figcaption { display: flex; justify-content: space-between; gap: 16px; padding: 14px 20px; font-size: 14px; color: var(--muted-dark); }
.lightbox-count { font-variant-numeric: tabular-nums; }
.lightbox-close, .lightbox-nav { position: absolute; display: grid; place-items: center; border: 0; border-radius: 50%; background: rgba(13, 8, 25, .62); color: #fff; cursor: pointer; }
.lightbox-close { top: 12px; right: 12px; width: 40px; height: 40px; }
.lightbox-nav { top: calc(50% - 26px); width: 44px; height: 44px; margin-top: -22px; }
.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }
.lightbox-nav[hidden] { display: none; }
.lightbox-close svg, .lightbox-nav svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

@media (max-width: 1100px) {
  .square-table thead { display: none; }
  .square-table, .square-table tbody, .square-table tr, .square-table td { display: block; }
  .square-table tr { padding: 20px 0; border-bottom: 1px solid var(--line); }
  .square-table tbody tr:hover { background: none; }
  .square-table td, .square-table td.sq-style { padding: 0; border: 0; }
  .square-table td + td { margin-top: 12px; }
  .sq-who { min-width: 0; }
  .sq-intro, .sq-style { max-width: none; }
  .sq-media { display: grid; grid-template-columns: 1fr 2fr; max-width: 560px; }
  .sq-photos, .sq-threeview { width: 100%; }
  .square-table td.sq-num { display: inline-block; margin-right: 18px; }
  .sq-num::before { content: attr(data-label) "　"; font-weight: 400; color: var(--muted); font-size: 13px; }
  .sq-action { text-align: left; }
  .sq-action .btn { width: 100%; max-width: 560px; min-height: 44px; }
}
@media (max-width: 560px) {
  .square-search { flex-basis: 100%; max-width: none; }
  .square-select, .multi { flex: 1 1 140px; }
  .square-select select, .multi summary { width: 100%; min-width: 0; }
  .multi-panel { left: auto; right: 0; }
  .range { flex: 1 1 100%; }
  .range input { flex: 1; width: auto; min-width: 0; }
  .lightbox-nav { top: auto; bottom: 64px; margin-top: 0; }
}

/* ---------- 页脚 ---------- */
.site-footer { padding: 72px 0 32px; background: #0d0819; color: var(--muted-dark); font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)) auto; gap: 40px; }
.footer-brand .brand { color: var(--on-dark); }
.footer-slogan { margin-top: 18px; max-width: 24em; }
.footer-title { font-size: 14px; font-weight: 600; color: var(--on-dark); margin-bottom: 16px; }
.footer-list { display: grid; gap: 10px; }
.footer-list a { text-decoration: none; }
.footer-list a:hover { color: #fff; }
.footer-qrs { display: flex; gap: 16px; }
.footer-qrs img { width: 96px; height: 96px; padding: 6px; border-radius: 10px; background: #fff; }
.footer-qrs figcaption { margin-top: 8px; text-align: center; font-size: 13px; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--line-dark); font-size: 13px; }
.footer-bottom a { text-decoration: none; }
.footer-bottom a:hover { color: #fff; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .steps-list { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 56px; }
  .step .phone { max-width: 200px; }
  .ip-row { grid-template-columns: 132px minmax(0, 1fr); }
  .ip-thumb { width: 132px; }
  .ip-summary { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* 公司全称较长，导航在 1180 以下收进菜单按钮 */
@media (max-width: 1180px) {
  .header-cta { display: none; }
  .nav-toggle {
    display: grid; place-items: center; width: 44px; height: 44px; margin-left: auto; margin-right: -10px;
    border: 0; background: transparent; color: inherit; cursor: pointer;
  }
  .nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
    display: block; width: 22px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .25s var(--ease), opacity .2s;
  }
  .nav-toggle-bars { position: relative; }
  .nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bars::before { top: -7px; }
  .nav-toggle-bars::after { top: 7px; }
  .site-header.is-open .nav-toggle-bars { background: transparent; }
  .site-header.is-open .nav-toggle-bars::before { transform: translateY(7px) rotate(45deg); }
  .site-header.is-open .nav-toggle-bars::after { transform: translateY(-7px) rotate(-45deg); }
  .main-nav {
    position: fixed; inset: var(--header-h) 0 auto; display: none; flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px var(--gutter) 24px; background: var(--night); border-bottom: 1px solid var(--line-dark);
    max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  }
  .site-header.is-open { background: var(--night); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .site-header.is-open .main-nav { display: flex; }
  .main-nav a { padding: 14px 4px; border-radius: 0; font-size: 17px; border-bottom: 1px solid var(--line-dark); }
  .main-nav a.is-active::after { display: none; }
  .nav-cta-mobile { display: flex !important; justify-content: center; margin-top: 18px; border: 0 !important; border-radius: 999px !important; background: var(--violet); color: #fff !important; }
}

@media (max-width: 900px) {
  :root { --header-h: 60px; }

  .hero { min-height: 0; }
  .hero-grid { grid-template-columns: 1fr; }
  .compare { justify-self: center; max-width: 420px; }
  .features-grid { grid-template-columns: 1fr; }
  .features-phone { display: none; }
  .feature { min-height: 0; padding: 48px 0; }
  .feature:last-child { min-height: 0; }
  .feature-shot { display: block; width: min(240px, 62vw); margin-top: 32px; }
  .safety-grid, .about-teaser-grid, .reserve-grid, .intro-grid, .contact-grid, .biz-block, .work-detail, .app-hero-grid { grid-template-columns: 1fr; }
  .safety-lead, .intro-img { position: static; }
  .feature-row, .feature-row:nth-child(even) { grid-template-columns: 1fr; }
  .feature-row:nth-child(even) .feature-row-phone { order: 0; }
  .feature-row-phone { width: min(240px, 62vw); }
  .app-hero-phone { margin-bottom: -72px; }
  .app-hero-phone .phone { max-width: 260px; margin: 0 auto; }
  .news-grid { grid-template-columns: 1fr; }
  .vm-grid { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr; }
  .coop-grid { grid-template-columns: 1fr; }
  .doc-layout { grid-template-columns: 1fr; }
  .toc { display: none; }
  .news-item { grid-template-columns: 1fr; }
  .screens-head { align-items: start; flex-direction: column; }
}

@media (max-width: 560px) {
  .brand-mark { width: 30px; height: 24px; }
  .brand-name { font-size: 14px; letter-spacing: 0; }
  .steps-list { grid-template-columns: 1fr; }
  .step { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 20px; align-items: center; }
  .step-text { margin-top: 0; }
  .step-no { font-size: 32px; }
  .ip-row { grid-template-columns: 1fr; gap: 14px; }
  .ip-thumb { width: 100%; }
  .ip-summary { grid-column: auto; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1 1 auto; }
  .section-head-row { flex-direction: column; align-items: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}