/* ==========================================================================
   皖宁在沖 · HONGKONG WANNY IN GO INTERNATION LIMITED
   品牌主页样式表
   ========================================================================== */

/* ---------- 基础变量 ---------- */
:root {
  --ink: #08152a;
  --ink-2: #0e2340;
  --ink-3: #143157;
  --cobalt: #1d4e9e;
  --cobalt-2: #2f6fd0;
  --cobalt-soft: #8fb3e6;
  --porcelain: #f5f2ec;
  --porcelain-2: #ece7dd;
  --gold: #c9a464;
  --gold-soft: #e3c894;
  --ink-text: #14202f;
  --muted: #66707d;
  --line: rgba(10, 22, 42, .12);
  --line-light: rgba(255, 255, 255, .16);

  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", Georgia, serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-latin: "Cormorant Garamond", "Noto Serif SC", Georgia, serif;

  --container: 1240px;
  --radius: 4px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --header-h: 82px;
}

/* ---------- 重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--ink-text);
  background: var(--porcelain);
  line-height: 1.75;
  letter-spacing: .01em;
  overflow-x: hidden;
}

body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; }
picture { display: contents; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; line-height: 1.3; }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--cobalt); color: #fff; }

/* ---------- 布局 ---------- */
.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}

.section { position: relative; padding: clamp(72px, 9vw, 132px) 0; }
.section[id], .hero { scroll-margin-top: 70px; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--gold-soft);
  font-weight: 400;
}
.eyebrow.dark { color: var(--cobalt); }
.eyebrow-line { width: 44px; height: 1px; background: currentColor; opacity: .7; }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.4vw, 46px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink);
}
.section-desc {
  margin: 22px 0 0;
  max-width: 660px;
  color: var(--muted);
  font-size: 16px;
}

/* ---------- 按钮 ---------- */
.btn {
  --btn-bg: var(--cobalt);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 14px;
  letter-spacing: .12em;
  font-weight: 400;
  cursor: pointer;
  transition: all .4s var(--ease);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--cobalt);
  color: #fff;
  box-shadow: 0 12px 30px -18px rgba(29, 78, 158, .9);
}
.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, .28) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform .7s var(--ease);
}
.btn-primary:hover { background: var(--ink-2); transform: translateY(-2px); }
.btn-primary:hover::after { transform: translateX(120%); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .45);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .12); border-color: #fff; transform: translateY(-2px); }
.btn-sm { padding: 10px 22px; font-size: 13px; }
.btn-block { width: 100%; }
.btn[disabled], .btn:disabled {
  opacity: .62;
  cursor: not-allowed;
  pointer-events: none;
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cobalt);
  border-bottom: 1px solid rgba(29, 78, 158, .35);
  padding-bottom: 4px;
  transition: gap .35s var(--ease), color .3s;
}
.link-more i { font-style: normal; transition: transform .35s var(--ease); }
.link-more:hover { gap: 14px; color: var(--ink); }
.link-more:hover i { transform: translateX(3px); }

/* ---------- 载入动画 ---------- */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--ink);
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 18px;
  transition: opacity .7s var(--ease), visibility .7s;
}
.page-loader.done { opacity: 0; visibility: hidden; }
.loader-mark { width: 54px; height: 54px; color: var(--gold-soft); animation: breathe 2.2s ease-in-out infinite; }
.loader-mark svg { width: 100%; height: 100%; }
.loader-text {
  font-family: var(--font-latin);
  letter-spacing: .42em;
  font-size: 13px;
  color: rgba(255, 255, 255, .55);
  text-indent: .42em;
}
@keyframes breathe { 0%, 100% { transform: scale(1); opacity: .85; } 50% { transform: scale(1.12); opacity: 1; } }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background .45s var(--ease), box-shadow .45s var(--ease), height .45s var(--ease);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--gold-soft);
  border: 1px solid rgba(227, 200, 148, .5);
  border-radius: 50%;
  transition: transform .6s var(--ease), border-color .4s;
}
.brand:hover .brand-mark { transform: rotate(-8deg); border-color: var(--gold-soft); }
.brand-mark svg { width: 22px; height: 22px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-cn { font-family: var(--font-serif); font-size: 19px; letter-spacing: .16em; color: #fff; font-weight: 600; }
.brand-en { font-family: var(--font-latin); font-size: 10.5px; letter-spacing: .3em; color: rgba(255, 255, 255, .55); }

.nav-lang { display: none; }

.nav ul { display: flex; gap: 34px; }
.nav a {
  position: relative;
  font-size: 14px;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .8);
  padding: 6px 0;
  transition: color .3s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--gold-soft);
  transition: width .4s var(--ease);
}
.nav a:hover, .nav a.active { color: #fff; }
.nav a:hover::after, .nav a.active::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 16px; }
.lang-switch {
  background: none;
  border: 1px solid rgba(255, 255, 255, .25);
  color: rgba(255, 255, 255, .7);
  border-radius: 2px;
  padding: 6px 12px;
  font-size: 12px;
  letter-spacing: .12em;
  cursor: pointer;
  transition: border-color .3s, color .3s;
}
.lang-switch:hover { border-color: var(--gold-soft); color: #fff; }
.lang-active { color: var(--gold-soft); }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  background: none;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 2px;
  cursor: pointer;
  padding: 11px 10px;
  flex-direction: column;
  justify-content: space-between;
}
.nav-toggle span { display: block; height: 1.5px; background: #fff; transition: transform .35s var(--ease), opacity .25s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(9.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-9.5px) rotate(-45deg); }

.scroll-progress {
  position: absolute;
  left: 0; bottom: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--cobalt-2), var(--gold));
}

.site-header.scrolled {
  background: rgba(8, 21, 42, .92);
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 40px -28px rgba(0, 0, 0, .9);
  height: 68px;
}
.site-header.scrolled .brand-mark { width: 34px; height: 34px; }
.site-header.scrolled .brand-cn { font-size: 17px; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: calc(var(--header-h) + 40px) 0 0;
  background: var(--ink);
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; }
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 62% 50%;
  transform: scale(1.06);
  animation: heroZoom 18s ease-out forwards;
}
@keyframes heroZoom { to { transform: scale(1); } }
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(6, 15, 30, .94) 6%, rgba(8, 21, 42, .78) 42%, rgba(8, 21, 42, .32) 72%, rgba(8, 21, 42, .5) 100%),
    radial-gradient(80% 60% at 20% 40%, rgba(29, 78, 158, .38), transparent 70%);
}
.hero-grain {
  position: absolute; inset: 0;
  opacity: .12;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}
.hero-inner {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-bottom: 56px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(42px, 7.2vw, 92px);
  font-weight: 600;
  line-height: 1.08;
  color: #fff;
  letter-spacing: .04em;
  margin: 0 0 26px;
}
.hero-title .line { display: block; }
.hero-title .accent {
  background: linear-gradient(100deg, #e9d3a6, #c9a464 45%, #f1e2c4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  max-width: 600px;
  color: rgba(255, 255, 255, .78);
  font-size: clamp(15px, 1.25vw, 17px);
  line-height: 2;
  margin: 0 0 40px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; }
.hero-note {
  margin: 46px 0 0;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: .3em;
  color: rgba(255, 255, 255, .38);
}

.hero-stats {
  position: relative;
  z-index: 3;
  border-top: 1px solid rgba(255, 255, 255, .14);
  background: linear-gradient(180deg, rgba(8, 21, 42, .62), rgba(8, 21, 42, .92));
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 26px 0;
}
.stat { text-align: center; border-right: 1px solid rgba(255, 255, 255, .12); }
.stat:last-child { border-right: 0; }
.stat b {
  display: block;
  font-family: var(--font-latin);
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 600;
  color: #fff;
  line-height: 1.1;
}
.stat span { font-size: 12.5px; letter-spacing: .16em; color: rgba(255, 255, 255, .55); }

.scroll-hint {
  position: absolute;
  left: 50%; bottom: 152px;
  transform: translateX(-50%);
  z-index: 4;
  width: 24px; height: 42px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 14px;
  display: grid;
  justify-items: center;
  padding-top: 8px;
}
.scroll-line { width: 2px; height: 8px; background: var(--gold-soft); animation: scrollDown 1.8s infinite; }
@keyframes scrollDown { 0% { transform: translateY(0); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(16px); opacity: 0; } }

/* ---------- 关于 ---------- */
.about { background: var(--porcelain); overflow: hidden; }
.pattern-bg {
  position: absolute;
  inset: 0;
  background-size: 460px;
  background-position: right -120px top 60px;
  opacity: .05;
  mix-blend-mode: multiply;
  pointer-events: none;
}
.about-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: clamp(40px, 6vw, 90px);
  align-items: start;
}
.about-media { position: relative; }
.about-img-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: 0 40px 80px -50px rgba(8, 21, 42, .8);
}
.about-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.about-media:hover .about-img-wrap img { transform: scale(1.06); }
.about-img-wrap::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(200deg, rgba(8, 21, 42, .1), rgba(8, 21, 42, .45));
}
.about-badge {
  position: absolute;
  right: -18px; bottom: 44px;
  z-index: 2;
  background: var(--ink);
  color: #fff;
  padding: 22px 26px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 30px 60px -30px rgba(8, 21, 42, .9);
}
.badge-num { font-family: var(--font-latin); font-size: 38px; color: var(--gold-soft); line-height: 1; }
.badge-label { font-size: 12.5px; line-height: 1.6; letter-spacing: .1em; color: rgba(255, 255, 255, .72); }

.lead {
  font-size: 17px;
  color: var(--ink-text);
  margin: 26px 0 18px;
  line-height: 1.95;
}
.about-body > p:not(.eyebrow):not(.lead) { color: var(--muted); font-size: 15px; }

.value-list { margin-top: 38px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px 30px; }
.value-list li { display: flex; gap: 16px; align-items: flex-start; }
.value-idx {
  font-family: var(--font-latin);
  font-size: 15px;
  color: var(--cobalt);
  padding-top: 4px;
  letter-spacing: .1em;
}
.value-list h3 { font-family: var(--font-serif); font-size: 18px; color: var(--ink); margin-bottom: 6px; letter-spacing: .06em; }
.value-list p { font-size: 14px; color: var(--muted); line-height: 1.8; }

.about-sign {
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sign-cn { font-family: var(--font-serif); font-size: 22px; letter-spacing: .2em; color: var(--ink); }
.sign-en { font-family: var(--font-latin); font-size: 11.5px; letter-spacing: .24em; color: var(--muted); }

/* ---------- 业务矩阵 ---------- */
.business { background: var(--porcelain-2); }
.section-head { text-align: center; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head .eyebrow { justify-content: center; }
.section-head .section-desc { margin-inline: auto; }

.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.biz-card {
  background: #fff;
  border: 1px solid rgba(8, 21, 42, .07);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .6s var(--ease), box-shadow .6s var(--ease), border-color .4s;
}
.biz-card:hover { transform: translateY(-8px); box-shadow: 0 40px 70px -46px rgba(8, 21, 42, .75); border-color: rgba(29, 78, 158, .28); }
.biz-media { position: relative; overflow: hidden; height: 230px; }
.biz-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.biz-card:hover .biz-media img { transform: scale(1.08); }
.biz-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8, 21, 42, .05) 40%, rgba(8, 21, 42, .55));
}
.biz-index {
  position: absolute;
  right: 20px; top: 16px;
  z-index: 2;
  font-family: var(--font-latin);
  font-size: 30px;
  color: rgba(255, 255, 255, .85);
  letter-spacing: .06em;
}
.biz-body { padding: 30px 28px 34px; display: flex; flex-direction: column; flex: 1; }
.biz-body h3 { font-family: var(--font-serif); font-size: 21px; color: var(--ink); letter-spacing: .06em; margin-bottom: 12px; }
.biz-body > p { color: var(--muted); font-size: 14.5px; line-height: 1.9; }
.biz-card.featured { background: var(--ink); border-color: var(--ink); }
.biz-card.featured .biz-body h3 { color: #fff; }
.biz-card.featured .biz-body > p { color: rgba(255, 255, 255, .68); }
.biz-card.featured .tick-list li { color: rgba(255, 255, 255, .8); }
.biz-card.featured .tick-list li::before { background: var(--gold-soft); }
.biz-card.featured .link-more { color: var(--gold-soft); border-color: rgba(227, 200, 148, .45); }

.tick-list { margin: 20px 0 26px; display: grid; gap: 10px; }
.tick-list li { position: relative; padding-left: 22px; font-size: 14px; color: var(--muted); }
.tick-list li::before {
  content: "";
  position: absolute; left: 0; top: 11px;
  width: 7px; height: 7px;
  border: 1px solid var(--cobalt);
  transform: rotate(45deg);
}
.biz-body .link-more { margin-top: auto; align-self: flex-start; }

/* ---------- 产品系列 ---------- */
.collections { background: var(--porcelain); }
.col-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(34px, 5vw, 70px); align-items: center; }
.col-visual { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: 0 44px 80px -54px rgba(8, 21, 42, .8); }
.col-visual img { width: 100%; height: 100%; min-height: 460px; object-fit: cover; }
.col-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(8, 21, 42, .6)); }
.col-visual-tag {
  position: absolute;
  left: 26px; bottom: 24px;
  z-index: 2;
  display: flex; align-items: center; gap: 14px;
  color: #fff;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: .28em;
}
.tag-line { width: 54px; height: 1px; background: var(--gold-soft); }

.tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.tab {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 20px;
  font-size: 13.5px;
  letter-spacing: .06em;
  color: var(--muted);
  cursor: pointer;
  transition: all .35s var(--ease);
}
.tab:hover { color: var(--ink); border-color: rgba(29, 78, 158, .5); }
.tab.active { background: var(--ink); border-color: var(--ink); color: #fff; }

.tab-panel { display: none; animation: fadeUp .55s var(--ease); }
.tab-panel.active { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.tab-panel h3 { font-family: var(--font-serif); font-size: 24px; color: var(--ink); letter-spacing: .06em; margin-bottom: 14px; }
.tab-panel p { color: var(--muted); font-size: 15px; line-height: 1.95; max-width: 560px; }
.meta { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin: 28px 0 0; padding-top: 22px; border-top: 1px solid var(--line); }
.meta dt { font-size: 12px; letter-spacing: .16em; color: var(--cobalt); margin-bottom: 6px; }
.meta dd { margin: 0; font-size: 14.5px; color: var(--ink-text); }

/* ---------- IP 孵化 ---------- */
.ip {
  background:
    radial-gradient(70% 60% at 80% 10%, rgba(47, 111, 208, .28), transparent 65%),
    linear-gradient(160deg, var(--ink) 0%, #0b1c34 55%, var(--ink-2) 100%);
  color: #fff;
  overflow: hidden;
}
.ip::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/pattern-blue-white.webp");
  background-size: 520px;
  background-position: left bottom;
  opacity: .06;
  pointer-events: none;
}
.section-head.light .section-title { color: #fff; }
.section-head.light .section-desc { color: rgba(255, 255, 255, .68); }
.ip .container { position: relative; }

.ip-layout { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(38px, 5vw, 80px); align-items: center; }
.mascot-stage { position: relative; display: grid; place-items: center; }
.mascot-stage img {
  position: relative;
  z-index: 2;
  width: 78%;
  border-radius: 50%;
  filter: drop-shadow(0 40px 60px rgba(0, 0, 0, .55));
  animation: floaty 7s ease-in-out infinite;
}
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }
.mascot-ring {
  position: absolute;
  width: 100%; aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(227, 200, 148, .35);
  background: radial-gradient(circle at 50% 45%, rgba(47, 111, 208, .35), transparent 62%);
}
.mascot-ring::after {
  content: "";
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, .18);
  animation: spin 40s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.mascot-meta { margin-top: 34px; text-align: center; display: grid; gap: 8px; }
.mascot-name { font-family: var(--font-serif); font-size: 19px; letter-spacing: .14em; color: var(--gold-soft); }
.mascot-desc { font-size: 14px; color: rgba(255, 255, 255, .6); }

.step-list { display: grid; gap: 6px; }
.step-list li {
  display: flex;
  gap: 22px;
  padding: 20px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background .45s var(--ease), border-color .45s var(--ease), transform .45s var(--ease);
}
.step-list li:hover { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .12); transform: translateX(6px); }
.step-no { font-family: var(--font-latin); font-size: 15px; color: var(--gold-soft); letter-spacing: .12em; padding-top: 5px; }
.step-body h3 { font-family: var(--font-serif); font-size: 19px; color: #fff; letter-spacing: .08em; margin-bottom: 6px; }
.step-body p { font-size: 14px; color: rgba(255, 255, 255, .62); line-height: 1.85; }

.ip-matrices { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 34px; }
.matrix {
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  padding: 24px 26px;
  background: rgba(255, 255, 255, .03);
}
.matrix h4 { font-size: 13px; letter-spacing: .18em; color: var(--gold-soft); margin-bottom: 16px; font-weight: 400; }
.matrix ul { display: grid; gap: 9px; }
.matrix li { font-size: 14px; color: rgba(255, 255, 255, .72); position: relative; padding-left: 16px; }
.matrix li::before { content: "·"; position: absolute; left: 0; color: var(--gold-soft); }

/* ---------- 品牌服务 ---------- */
.brand-svc { background: var(--porcelain-2); }
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.svc-item { background: var(--porcelain-2); padding: 34px 28px; transition: background .45s var(--ease); position: relative; overflow: hidden; }
.svc-item::before {
  content: "";
  position: absolute; inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cobalt), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .55s var(--ease);
}
.svc-item:hover { background: #fff; }
.svc-item:hover::before { transform: scaleX(1); }
.svc-no { font-family: var(--font-latin); font-size: 13px; color: var(--cobalt); letter-spacing: .2em; }
.svc-item h3 { font-family: var(--font-serif); font-size: 19px; color: var(--ink); margin: 12px 0 10px; letter-spacing: .06em; }
.svc-item p { font-size: 13.5px; color: var(--muted); line-height: 1.85; }

.brand-flow { margin-top: clamp(40px, 5vw, 60px); position: relative; }
.flow-line { position: absolute; left: 6%; right: 6%; top: 17px; height: 1px; background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px); }
.flow { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; position: relative; }
.flow li { display: grid; justify-items: center; gap: 12px; text-align: center; }
.flow span {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--porcelain-2);
  border: 1px solid var(--line);
  font-family: var(--font-latin);
  font-size: 12.5px;
  color: var(--cobalt);
  transition: all .4s var(--ease);
}
.flow li:hover span { background: var(--cobalt); border-color: var(--cobalt); color: #fff; transform: scale(1.08); }
.flow em { font-style: normal; font-size: 14px; color: var(--ink-text); letter-spacing: .08em; }

/* ---------- 全球布局 ---------- */
.global { position: relative; color: #fff; min-height: 620px; display: flex; align-items: center; overflow: hidden; }
.global-media { position: absolute; inset: 0; }
.global-media img { width: 100%; height: 100%; object-fit: cover; }
.global-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(8, 21, 42, .93) 0%, rgba(8, 21, 42, .74) 55%, rgba(8, 21, 42, .5) 100%);
}
.global-inner { position: relative; z-index: 2; }
.global-head { max-width: 620px; }
.global-head .section-title { color: #fff; }
.global-head p:not(.eyebrow) { color: rgba(255, 255, 255, .7); margin-top: 20px; font-size: 15.5px; line-height: 1.95; }
.market-grid { margin-top: clamp(36px, 4vw, 56px); display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255, 255, 255, .16); border: 1px solid rgba(255, 255, 255, .16); }
.market { background: rgba(8, 21, 42, .5); backdrop-filter: blur(4px); padding: 26px 26px; transition: background .45s var(--ease); }
.market:hover { background: rgba(8, 21, 42, .78); }
.m-cn { display: block; font-family: var(--font-serif); font-size: 21px; letter-spacing: .1em; color: #fff; }
.m-en { display: block; font-family: var(--font-latin); font-size: 12px; letter-spacing: .2em; color: var(--gold-soft); margin-top: 4px; }
.market p { margin-top: 12px; font-size: 13.5px; color: rgba(255, 255, 255, .6); }

/* ---------- 数据 ---------- */
.numbers { background: var(--porcelain); }
.num-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.num-item b {
  display: block;
  font-family: var(--font-latin);
  font-size: clamp(38px, 5vw, 62px);
  color: var(--cobalt);
  line-height: 1.1;
  font-weight: 600;
}
.num-item span { font-size: 13.5px; letter-spacing: .12em; color: var(--muted); }

/* ---------- 联系 ---------- */
.contact { background: var(--porcelain-2); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .92fr); gap: clamp(40px, 5vw, 80px); align-items: start; }
.contact-list { margin: 36px 0 0; display: grid; gap: 22px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.c-ico {
  flex: none;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--cobalt);
  background: #fff;
  transition: all .4s var(--ease);
}
.c-ico svg { width: 19px; height: 19px; }
.contact-list li:hover .c-ico { background: var(--cobalt); color: #fff; border-color: var(--cobalt); }
.contact-list em { display: block; font-style: normal; font-size: 12px; letter-spacing: .16em; color: var(--muted); margin-bottom: 4px; }
.contact-list a, .contact-list span:not(.c-ico) { font-size: 15.5px; color: var(--ink); }
.contact-list a:hover { color: var(--cobalt); }

.coop { margin-top: 42px; padding-top: 28px; border-top: 1px solid var(--line); }
.coop h3 { font-family: var(--font-serif); font-size: 18px; letter-spacing: .1em; color: var(--ink); margin-bottom: 16px; }
.coop-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.coop-tags span {
  font-size: 13px;
  padding: 8px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink-text);
  transition: all .35s var(--ease);
}
.coop-tags span:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

.contact-form-wrap {
  background: #fff;
  border: 1px solid rgba(8, 21, 42, .08);
  border-radius: var(--radius);
  padding: clamp(28px, 3vw, 44px);
  box-shadow: 0 40px 80px -60px rgba(8, 21, 42, .9);
}
.contact-form-wrap h3 { font-family: var(--font-serif); font-size: 23px; color: var(--ink); letter-spacing: .08em; margin-bottom: 26px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 12.5px; letter-spacing: .14em; color: var(--muted); margin-bottom: 8px; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 12px 14px;
  background: var(--porcelain);
  font-size: 14.5px;
  transition: border-color .3s, background .3s, box-shadow .3s;
  font-family: inherit;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--cobalt);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(29, 78, 158, .1);
}
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #c0392b; background: rgba(192, 57, 43, .04); }
.field .err { display: none; font-size: 12px; color: #c0392b; margin-top: 6px; }
.field.invalid .err { display: block; }
.form-note { font-size: 12px; color: var(--muted); margin-top: 14px; line-height: 1.7; }
/* 蜜罐字段：对真人隐藏，对爬虫可见 */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-error {
  display: none;
  align-items: flex-start;
  gap: 10px;
  margin-top: 16px;
  padding: 13px 16px;
  border-radius: 2px;
  background: rgba(192, 57, 43, .07);
  border: 1px solid rgba(192, 57, 43, .24);
  color: #a93226;
  font-size: 13.5px;
  line-height: 1.7;
}
.form-error.show { display: flex; animation: fadeUp .5s var(--ease); }
.err-ico {
  flex: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #c0392b;
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 600;
  margin-top: 1px;
}

.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 13px 16px;
  border-radius: 2px;
  background: rgba(29, 78, 158, .08);
  border: 1px solid rgba(29, 78, 158, .22);
  color: var(--cobalt);
  font-size: 13.5px;
}
.form-success.show { display: flex; animation: fadeUp .5s var(--ease); }
.ok-ico { width: 22px; height: 22px; border-radius: 50%; background: var(--cobalt); color: #fff; display: grid; place-items: center; font-size: 12px; flex: none; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, .72); padding: clamp(52px, 6vw, 78px) 0 28px; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, .7fr)); gap: 40px; }
.footer-brand .brand-cn { color: #fff; }
.f-desc { margin-top: 22px; font-size: 14px; line-height: 1.9; max-width: 360px; color: rgba(255, 255, 255, .6); }
.f-legal { margin-top: 16px; font-family: var(--font-latin); font-size: 10.5px; letter-spacing: .2em; color: rgba(255, 255, 255, .35); }
.f-col h4 { font-size: 13px; letter-spacing: .18em; color: var(--gold-soft); margin-bottom: 18px; font-weight: 400; }
.f-col ul { display: grid; gap: 11px; }
.f-col li { font-size: 13.5px; color: rgba(255, 255, 255, .6); }
.f-col a:hover { color: #fff; }
.footer-bottom {
  margin-top: clamp(36px, 4vw, 54px);
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .42);
}
.f-slogan { font-family: var(--font-serif); letter-spacing: .18em; color: rgba(227, 200, 148, .7); }

/* ---------- 返回顶部 ---------- */
.to-top {
  position: fixed;
  right: 26px; bottom: 26px;
  z-index: 90;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(6px);
  color: var(--ink);
  display: grid; place-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: all .45s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.to-top svg { width: 19px; height: 19px; }

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.stagger > *:nth-child(2) { transition-delay: .08s; }
.stagger > *:nth-child(3) { transition-delay: .16s; }
.stagger > *:nth-child(4) { transition-delay: .24s; }

/* ---------- 英文版排版微调 ---------- */
[lang="en"] .hero-title { font-size: clamp(36px, 5.4vw, 74px); }
[lang="en"] .section-title { font-size: clamp(26px, 3vw, 40px); }
[lang="en"] .eyebrow { letter-spacing: .24em; }
[lang="en"] .hero-sub { max-width: 560px; }
[lang="en"] .m-cn { font-size: 19px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .biz-grid { grid-template-columns: 1fr 1fr; }
  .biz-card.featured { grid-column: span 2; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .f-brand { grid-column: span 2; }
}

@media (max-width: 900px) {
  :root { --header-h: 72px; }
  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(78vw, 320px);
    background: rgba(8, 21, 42, .98);
    backdrop-filter: blur(16px);
    padding: 110px 34px 40px;
    transform: translateX(100%);
    transition: transform .5s var(--ease);
    box-shadow: -30px 0 60px -30px rgba(0, 0, 0, .8);
  }
  .nav.open { transform: none; }
  .nav ul { flex-direction: column; gap: 20px; }
  .nav a { font-size: 16px; }
  .nav-toggle { display: flex; }
  .header-actions .btn { display: none; }
  .header-actions .lang-switch { display: none; }
  .nav-lang {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 34px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, .14);
  }
  .nav-lang button {
    background: none;
    border: 0;
    color: rgba(255, 255, 255, .6);
    font-size: 14px;
    letter-spacing: .1em;
    cursor: pointer;
    padding: 4px 0;
  }
  .nav-lang button.active { color: var(--gold-soft); }
  .nav-lang span { color: rgba(255, 255, 255, .3); }

  .about-grid, .col-layout, .ip-layout, .contact-grid { grid-template-columns: 1fr; }
  .about-media { max-width: 520px; }
  .col-visual img { min-height: 340px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 18px 0; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid rgba(255, 255, 255, .12); padding-bottom: 14px; }
  .stat:nth-child(3), .stat:nth-child(4) { padding-top: 14px; }
  .num-grid { grid-template-columns: repeat(2, 1fr); gap: 34px 20px; }
  .market-grid { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: repeat(3, 1fr); gap: 22px 10px; }
  .flow-line { display: none; }
  .hero { min-height: 100svh; padding-bottom: 0; }
  .scroll-hint { display: none; }
}

@media (max-width: 620px) {
  .container { width: calc(100% - 36px); }
  .value-list { grid-template-columns: 1fr; gap: 20px; }
  .biz-grid { grid-template-columns: 1fr; }
  .biz-card.featured { grid-column: auto; }
  .svc-grid { grid-template-columns: 1fr; }
  .ip-matrices { grid-template-columns: 1fr; }
  .meta { grid-template-columns: 1fr; }
  .market-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .f-brand { grid-column: auto; }
  .about-badge { right: -8px; bottom: 18px; padding: 16px 20px; }
  .badge-num { font-size: 28px; }
  .hero-cta .btn { width: 100%; }
  .to-top { right: 14px; bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}