/* =========================================================
   奎伟推拉棚 · KUIWEI  —  视觉系统
   ========================================================= */
:root {
  --ink: #0d1011;
  --ink-2: #141819;
  --ink-3: #1d2223;
  --paper: #f6f3ec;
  --paper-2: #ece7dc;
  --paper-3: #e3ddd0;
  --text: #1b1e1f;
  --muted: #6c6b66;
  --muted-2: #7b7972;
  --bronze: #a6814c;
  --bronze-2: #c3a06c;
  --bronze-3: #8a6a3c;
  --line: #ddd6c7;
  --line-strong: #c9c0ae;
  --line-dark: rgba(255, 255, 255, 0.14);
  --white: #fff;
  --font: "Inter", "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Times New Roman", "Songti SC", "STSong", serif;
  --wrap: 1340px;
  --gutter: clamp(20px, 5vw, 68px);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --header-h: 88px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/></filter><rect width='160' height='160' filter='url(%23n)' opacity='0.55'/></svg>");
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; border: 0; background: none; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--bronze); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.sec { position: relative; padding: clamp(72px, 8.4vw, 130px) 0; }
.sec--tight { padding: clamp(54px, 6vw, 92px) 0; }
.sec--paper2 { background: var(--paper-2); }
.sec--dark { background: var(--ink); color: #ece9e2; }
.sec--dark .sec-desc { color: rgba(236, 233, 226, 0.58); }
.sec--dark .sec-no,
.sec--dark .stat-row__item b i,
.sec--dark .feature-no { color: var(--bronze-2); }

/* ---------- 文本工具 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bronze);
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 40px;
  height: 1px;
  background: currentColor;
  display: block;
  flex: none;
}
.eyebrow--center { justify-content: center; }
.eyebrow--center::after {
  content: "";
  width: 40px;
  height: 1px;
  background: currentColor;
  display: block;
}
.sec-head {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(20px, 4vw, 70px);
  align-items: end;
  margin-bottom: clamp(38px, 4.4vw, 66px);
}
.sec-title {
  font-size: clamp(29px, 3.5vw, 50px);
  line-height: 1.24;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-top: 20px;
}
.sec-title em { font-style: normal; color: var(--bronze); }
.sec-desc {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.95;
  max-width: 470px;
  padding-bottom: 6px;
}
.lead { font-size: clamp(16px, 1.4vw, 19px); line-height: 1.95; color: #2f3233; }
.on-dark, .sec--dark { color: #ece9e2; }
.on-dark .sec-title, .on-dark h2, .on-dark h3 { color: #f2efe8; }
.on-dark .sec-desc { color: rgba(236, 233, 226, 0.58); }

/* ---------- 按钮 ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 52px;
  padding: 0 28px;
  font-size: 13px;
  letter-spacing: 0.1em;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all 0.4s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 15px; height: 15px; transition: transform 0.4s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn-primary { background: var(--bronze); color: #15120c; }
.btn-primary:hover { background: var(--bronze-2); }
.btn-ghost { border-color: rgba(255, 255, 255, 0.34); color: #fff; }
.btn-ghost:hover { background: #fff; border-color: #fff; color: var(--ink); }
.btn-outline { border-color: var(--bronze); color: var(--bronze); }
.btn-outline:hover { background: var(--bronze); color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--bronze); color: #15120c; }
.btn-sm { height: 42px; padding: 0 20px; font-size: 12px; }
.btn-lg { height: 58px; padding: 0 36px; }
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--bronze-3);
  text-transform: uppercase;
}
.link-arrow i {
  display: block;
  width: 26px;
  height: 1px;
  background: currentColor;
  transition: width 0.4s var(--ease);
}
.link-arrow:hover i { width: 40px; }

/* ---------- 头部 ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  transition: background 0.45s var(--ease), box-shadow 0.45s var(--ease), transform 0.5s var(--ease);
  color: #fff;
}
.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.16);
  transition: opacity 0.4s;
}
.header-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  transition: height 0.4s var(--ease);
}
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand-mark {
  font-size: 25px;
  letter-spacing: 0.14em;
  font-weight: 500;
  line-height: 1;
  padding-left: 0.14em;
}
.brand-divider { width: 1px; height: 24px; background: currentColor; opacity: 0.35; }
.brand-sub {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 8px;
  letter-spacing: 0.26em;
  opacity: 0.72;
  line-height: 1.2;
  text-transform: uppercase;
}
.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 38px); margin-left: auto; }
.nav a {
  position: relative;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.82);
  padding: 6px 0;
  transition: color 0.3s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--bronze-2);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease);
}
.nav a:hover { color: #fff; }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: #fff; }
.header-actions { display: flex; align-items: center; gap: 20px; flex: none; }
.header-tel {
  font-size: 13px;
  letter-spacing: 0.08em;
  opacity: 0.86;
  font-variant-numeric: tabular-nums;
}
.header-tel:hover { color: var(--bronze-2); opacity: 1; }
.site-header .btn-sm { border-color: rgba(255, 255, 255, 0.4); color: #fff; }
.site-header .btn-sm:hover { background: #fff; color: var(--ink); border-color: #fff; }

.site-header.is-solid {
  background: rgba(246, 243, 236, 0.94);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  color: var(--ink);
  box-shadow: 0 10px 40px -22px rgba(0, 0, 0, 0.35);
}
.site-header.is-solid::after { background: var(--line); opacity: 1; }
.site-header.is-solid .header-inner { height: 70px; }
.site-header.is-solid .nav a { color: #4a4c4b; }
.site-header.is-solid .nav a:hover, .site-header.is-solid .nav a.is-active { color: var(--ink); }
.site-header.is-solid .header-tel { color: #4a4c4b; }
.site-header.is-solid .btn-sm { border-color: var(--bronze); color: var(--bronze); }
.site-header.is-solid .btn-sm:hover { background: var(--bronze); color: #fff; }
.site-header.is-hidden { transform: translateY(-100%); }

/* 汉堡 */
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  position: relative;
  z-index: 320;
  margin-right: -8px;
}
.menu-toggle span {
  position: absolute;
  left: 8px;
  width: 24px;
  height: 1px;
  background: currentColor;
  transition: transform 0.45s var(--ease), opacity 0.3s;
}
.menu-toggle span:nth-child(1) { top: 16px; }
.menu-toggle span:nth-child(2) { top: 24px; }
body.menu-open .menu-toggle { color: #fff; }
body.menu-open .menu-toggle span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
body.menu-open .menu-toggle span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--ink);
  color: #fff;
  padding: 100px var(--gutter) 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
  overflow-y: auto;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-nav { display: flex; flex-direction: column; }
.mobile-nav a {
  padding: 16px 0;
  font-size: 27px;
  font-weight: 300;
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: baseline;
  gap: 14px;
  transform: translateY(16px);
  opacity: 0;
  transition: transform 0.6s var(--ease), opacity 0.6s;
}
.mobile-nav a span {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--bronze-2);
  font-family: var(--serif);
}
.mobile-menu.is-open .mobile-nav a { transform: none; opacity: 1; }
.mobile-menu.is-open .mobile-nav a:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.is-open .mobile-nav a:nth-child(2) { transition-delay: 0.16s; }
.mobile-menu.is-open .mobile-nav a:nth-child(3) { transition-delay: 0.22s; }
.mobile-menu.is-open .mobile-nav a:nth-child(4) { transition-delay: 0.28s; }
.mobile-menu.is-open .mobile-nav a:nth-child(5) { transition-delay: 0.34s; }
.mobile-menu.is-open .mobile-nav a:nth-child(6) { transition-delay: 0.4s; }
.mobile-foot { margin-top: 40px; color: rgba(255, 255, 255, 0.6); font-size: 13px; }
.mobile-foot strong { display: block; color: #fff; font-size: 22px; font-weight: 400; letter-spacing: 0.06em; margin-bottom: 6px; }

/* ---------- 首页主视觉 ---------- */
.hero {
  position: relative;
  min-height: clamp(660px, 94vh, 1000px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  overflow: hidden;
  background: #0a0c0c;
  isolation: isolate;
}
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  transform: scale(1.05);
  animation: heroZoom 22s var(--ease-out) forwards;
}
@keyframes heroZoom { from { transform: scale(1.12); } to { transform: scale(1); } }
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(8, 11, 11, 0.72) 0%, rgba(8, 11, 11, 0.12) 30%, rgba(8, 11, 11, 0.42) 62%, rgba(8, 11, 11, 0.96) 100%),
    linear-gradient(92deg, rgba(8, 11, 11, 0.74) 0%, rgba(8, 11, 11, 0.16) 58%, rgba(8, 11, 11, 0.35) 100%);
}
.hero-inner {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 150px var(--gutter) 0;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-size: 10.5px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}
.hero-eyebrow::before { content: ""; width: 4px; height: 4px; background: var(--bronze-2); border-radius: 50%; }
.hero-title {
  margin: 30px 0 0;
  font-size: clamp(46px, 7.6vw, 108px);
  line-height: 1.08;
  font-weight: 300;
  letter-spacing: 0.005em;
}
.hero-title .line { display: block; overflow: hidden; }
.hero-title .line > span {
  display: block;
  transform: translateY(105%);
  animation: lineUp 1.25s var(--ease-out) forwards;
}
.hero-title .line:nth-child(2) > span { animation-delay: 0.12s; }
@keyframes lineUp { to { transform: none; } }
.hero-title .accent { color: var(--bronze-2); }
.hero-sub {
  margin-top: 30px;
  max-width: 480px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14.5px;
  line-height: 1.95;
  letter-spacing: 0.04em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.hero-stats {
  margin-top: clamp(52px, 7vw, 96px);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.hero-stat { padding: 26px 22px 40px 0; }
.hero-stat + .hero-stat { padding-left: clamp(18px, 2.4vw, 34px); border-left: 1px solid rgba(255, 255, 255, 0.12); }
.hero-stat b {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: clamp(26px, 2.6vw, 38px);
  font-weight: 300;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}
.hero-stat b i { font-style: normal; font-size: 13px; color: var(--bronze-2); }
.hero-stat span {
  display: block;
  margin-top: 8px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
}
.hero-side {
  position: absolute;
  right: var(--gutter);
  bottom: 46%;
  writing-mode: vertical-rl;
  font-size: 10px;
  letter-spacing: 0.4em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 16px;
}
.hero-side::before { content: ""; width: 1px; height: 56px; background: rgba(255, 255, 255, 0.3); }
.scroll-cue {
  position: absolute;
  right: var(--gutter);
  bottom: 34px;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: background 0.4s, border-color 0.4s;
}
.scroll-cue:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; }
.scroll-cue svg { width: 13px; height: 13px; animation: bob 2.4s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(4px); } }

/* ---------- 内页头图 ---------- */
.page-hero {
  position: relative;
  min-height: clamp(400px, 56vh, 560px);
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  background: var(--ink);
  padding-top: var(--header-h);
}
.page-hero__media { position: absolute; inset: 0; }
.page-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 11, 11, 0.68) 0%, rgba(8, 11, 11, 0.35) 45%, rgba(8, 11, 11, 0.9) 100%);
}
.page-hero__inner { position: relative; z-index: 2; width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter) clamp(38px, 5vw, 64px); }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  margin-bottom: 22px;
}
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { opacity: 0.4; }
.page-title { font-size: clamp(34px, 5vw, 66px); font-weight: 300; line-height: 1.18; letter-spacing: 0; }
.page-desc { margin-top: 18px; max-width: 540px; color: rgba(255, 255, 255, 0.68); font-size: 14.5px; line-height: 1.9; }

/* ---------- 产品 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(16px, 2.4vw, 30px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  margin-bottom: clamp(30px, 3.4vw, 48px);
}
.filter-btn {
  position: relative;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding: 4px 0;
  transition: color 0.3s;
}
.filter-btn::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: var(--bronze);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.filter-btn:hover { color: var(--text); }
.filter-btn.is-active { color: var(--text); }
.filter-btn.is-active::after { transform: scaleX(1); }
.filter-count { margin-left: auto; font-size: 11px; letter-spacing: 0.18em; color: var(--muted-2); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.2vw, 30px);
}
.p-card { position: relative; }
.p-media {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #dcd6c9;
}
.p-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease), filter 0.8s;
}
.p-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 12, 12, 0) 40%, rgba(10, 12, 12, 0.62) 100%);
  opacity: 0.7;
  transition: opacity 0.5s;
}
.p-card:hover .p-media img { transform: scale(1.055); }
.p-no {
  position: absolute;
  top: 16px;
  left: 18px;
  z-index: 2;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: #fff;
  font-family: var(--serif);
  opacity: 0.92;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}
.p-open {
  position: absolute;
  left: 18px;
  bottom: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.55);
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.5s var(--ease);
}
.p-card:hover .p-open { opacity: 1; transform: none; }
.p-open svg { width: 12px; height: 12px; }
.p-body { padding: 20px 2px 0; }
.p-body h3 { font-size: 19px; font-weight: 500; letter-spacing: 0.02em; transition: color 0.3s; }
.p-card:hover .p-body h3 { color: var(--bronze-3); }
.p-en { font-size: 10.5px; letter-spacing: 0.22em; color: var(--muted-2); text-transform: uppercase; margin-top: 6px; }
.p-sum { margin-top: 12px; font-size: 13px; line-height: 1.85; color: var(--muted); }
.p-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.p-chips li {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #55514a;
  border: 1px solid var(--line);
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.4);
}
.p-card.is-hidden { display: none; }

/* ---------- 技术优势 ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.split--reverse { grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); }
.split-media { position: relative; overflow: hidden; }
.split-media img { width: 100%; height: 100%; object-fit: cover; }
.split-media--tall { aspect-ratio: 4 / 5; }
.split-media--wide { aspect-ratio: 4 / 3; }
.media-tag {
  position: absolute;
  left: 0;
  bottom: 0;
  background: var(--ink);
  color: #fff;
  padding: 14px 22px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.media-tag::before { content: ""; width: 5px; height: 5px; background: var(--bronze-2); border-radius: 50%; }
.feature-list { display: grid; gap: 0; margin-top: 34px; }
.feature-item {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}
.feature-item:last-child { border-bottom: 1px solid var(--line); }
.feature-no {
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--bronze-3);
  padding-top: 4px;
}
.feature-item h4 { font-size: 16px; font-weight: 500; letter-spacing: 0.02em; }
.feature-item p { margin-top: 8px; font-size: 13px; line-height: 1.9; color: var(--muted); }

/* 数据条 */
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat-row__item { background: var(--paper); padding: 34px 24px; }
.stat-row__item b { font-size: clamp(30px, 3.2vw, 46px); font-weight: 300; letter-spacing: 0.01em; display: flex; align-items: baseline; gap: 3px; }
.stat-row__item b i { font-style: normal; font-size: 13px; color: var(--bronze-3); }
.stat-row__item span { display: block; margin-top: 10px; font-size: 12px; letter-spacing: 0.16em; color: var(--muted); }

/* ---------- 关于 ---------- */
.about-quote {
  font-size: clamp(21px, 2.3vw, 30px);
  line-height: 1.7;
  font-weight: 300;
  letter-spacing: 0.01em;
  color: #eeebe4;
  margin: 26px 0 30px;
}
.about-quote em { font-style: normal; color: var(--bronze-2); }
.about-p { color: rgba(236, 233, 226, 0.6); font-size: 14px; line-height: 2; }
.about-p + .about-p { margin-top: 16px; }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line-dark); margin-top: 40px; }
.about-stats div { padding: 26px 0; border-bottom: 1px solid var(--line-dark); }
.about-stats div:nth-child(odd) { padding-right: 20px; }
.about-stats b { display: block; line-height: 48px; font-size: clamp(28px, 3vw, 40px); font-weight: 300; color: #f2efe8; }
.about-stats b.is-text { font-size: clamp(20px, 2.1vw, 28px); letter-spacing: 0.06em; }
.about-stats b i { font-style: normal; font-size: 12px; color: var(--bronze-2); }
.about-stats span { display: block; margin-top: 6px; font-size: 11px; letter-spacing: 0.2em; color: rgba(236, 233, 226, 0.45); }
.about-media { position: relative; }
.about-media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.about-media__caption {
  position: absolute;
  right: -1px;
  bottom: 0;
  background: var(--bronze);
  color: #17140e;
  padding: 18px 24px;
  font-size: 11px;
  letter-spacing: 0.18em;
  line-height: 1.6;
  max-width: 200px;
}

/* 资质 */
.cert-marquee { border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); overflow: hidden; padding: 22px 0; }
.cert-track { display: flex; gap: 60px; width: max-content; animation: marquee 38s linear infinite; }
.cert-marquee:hover .cert-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.cert-item { display: flex; align-items: center; gap: 14px; color: rgba(236, 233, 226, 0.5); font-size: 12px; letter-spacing: 0.14em; white-space: nowrap; }
.cert-item svg { width: 18px; height: 18px; color: var(--bronze); opacity: 0.85; }

/* ---------- 案例 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(10px, 1.2vw, 16px); }
.case-item { position: relative; overflow: hidden; background: #d9d3c6; display: block; }
.case-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.case-item:hover img { transform: scale(1.06); }
.case-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(8, 10, 10, 0.8) 100%); }
.case-meta { position: absolute; left: 20px; right: 20px; bottom: 18px; z-index: 2; color: #fff; }
.case-meta h4 { font-size: 15px; font-weight: 500; letter-spacing: 0.02em; }
.case-meta span { font-size: 11.5px; letter-spacing: 0.12em; color: rgba(255, 255, 255, 0.78); display: block; margin-top: 5px; }
.case-item--lg { grid-column: span 6; aspect-ratio: 4 / 3; }
.case-item--sm { grid-column: span 3; aspect-ratio: 3 / 4; }
.case-item--md { grid-column: span 4; aspect-ratio: 4 / 3; }
.case-item--wide { grid-column: span 8; aspect-ratio: 16 / 9; }

/* ---------- 流程 ---------- */
.process { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--line); }
.process-step { position: relative; padding: 30px 18px 0 0; }
.process-step::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--paper);
  border: 1px solid var(--bronze);
  border-radius: 50%;
}
.process-step b { font-family: var(--serif); font-size: 11px; letter-spacing: 0.2em; color: var(--bronze); }
.process-step h4 { font-size: 15px; margin-top: 12px; font-weight: 500; }
.process-step p { margin-top: 8px; font-size: 12px; line-height: 1.85; color: var(--muted); }

/* ---------- CTA ---------- */
.cta {
  position: relative;
  color: #fff;
  overflow: hidden;
  background: var(--ink);
  padding: clamp(70px, 8vw, 120px) 0;
}
.cta__bg { position: absolute; inset: 0; }
.cta__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.42; }
.cta::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 10, 10, 0.9), rgba(8, 10, 10, 0.42)); }
.cta__inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: end; }
.cta h2 { font-size: clamp(30px, 4vw, 58px); font-weight: 300; line-height: 1.24; }
.cta p { margin-top: 18px; color: rgba(255, 255, 255, 0.62); font-size: 14px; max-width: 440px; line-height: 1.9; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: flex-end; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--ink); color: rgba(236, 233, 226, 0.62); padding: clamp(56px, 6vw, 88px) 0 0; }
.footer-top { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr; gap: clamp(24px, 3.4vw, 56px); padding-bottom: clamp(44px, 5vw, 70px); }
.footer-brand .brand { color: #fff; margin-bottom: 22px; }
.footer-brand p { font-size: 12.5px; line-height: 2; max-width: 300px; color: rgba(236, 233, 226, 0.5); }
.footer-col h5 { font-size: 11.5px; letter-spacing: 0.22em; color: rgba(236, 233, 226, 0.55); margin: 0 0 18px; font-weight: 500; }
.footer-col a, .footer-col li { display: block; font-size: 13px; padding: 7px 0; color: rgba(236, 233, 226, 0.68); transition: color 0.3s; }
.footer-col a:hover { color: var(--bronze-2); }
.footer-contact b { display: block; font-size: 24px; color: #fff; font-weight: 400; letter-spacing: 0.04em; font-variant-numeric: tabular-nums; }
.footer-contact em { font-style: normal; font-size: 11px; letter-spacing: 0.18em; color: var(--bronze-2); display: block; margin-bottom: 8px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: rgba(236, 233, 226, 0.38);
  letter-spacing: 0.06em;
}
.footer-bottom a:hover { color: rgba(236, 233, 226, 0.8); }
.footer-ver { opacity: 0.62; font-variant-numeric: tabular-nums; }

/* ---------- 悬浮咨询 ---------- */
.dock {
  position: fixed;
  right: 18px;
  bottom: 40px;
  z-index: 180;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: all 0.5s var(--ease);
}
.dock.is-show { opacity: 1; transform: none; pointer-events: auto; }
.dock-btn {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 24, 25, 0.86);
  color: #fff;
  border-radius: 50%;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.35s, transform 0.35s;
  position: relative;
}
.dock-btn:hover { background: var(--bronze); color: #17140e; transform: translateY(-2px); }
.dock-btn svg { width: 17px; height: 17px; }
.dock-btn::before {
  content: attr(data-label);
  position: absolute;
  right: 56px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--ink);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 6px 10px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.35s var(--ease);
}
.dock-btn:hover::before { opacity: 1; transform: translateY(-50%); }
.dock-btn--accent { background: var(--bronze); color: #17140e; }

.mobile-bar { display: none; }

/* ---------- 弹窗 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.45s var(--ease), visibility 0.45s;
}
.modal.is-open { opacity: 1; visibility: visible; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(8, 10, 10, 0.72); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.modal__panel {
  position: relative;
  width: 100%;
  max-width: 560px;
  background: var(--paper);
  padding: clamp(28px, 4vw, 48px);
  max-height: 92vh;
  overflow-y: auto;
  transform: translateY(18px) scale(0.99);
  transition: transform 0.5s var(--ease);
}
.modal.is-open .modal__panel { transform: none; }
.modal__close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}
.modal__close:hover { color: var(--text); }
.modal__close svg { width: 16px; height: 16px; }
.modal h3 { font-size: 24px; font-weight: 400; }
.modal .modal__desc { font-size: 13px; color: var(--muted); margin-top: 10px; line-height: 1.8; }

/* ---------- 表单 ---------- */
.form { display: grid; gap: 18px; margin-top: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { position: relative; }
.field label { display: block; font-size: 11.5px; letter-spacing: 0.14em; color: var(--muted); margin-bottom: 7px; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  padding: 10px 2px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
  border-radius: 0;
  transition: border-color 0.3s;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.field textarea { resize: vertical; min-height: 74px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--bronze); }
.field.is-error input, .field.is-error textarea { border-color: #b3452f; }
.field__err { display: none; font-size: 11px; color: #b3452f; margin-top: 5px; letter-spacing: 0; }
.field.is-error .field__err { display: block; }
.field select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6'><path d='M1 1l4 4 4-4' fill='none' stroke='%236c6b66' stroke-width='1.2'/></svg>");
  background-repeat: no-repeat;
  background-position: right 2px center;
}
.form-note { font-size: 11px; color: var(--muted-2); line-height: 1.7; }
.form-success { display: none; padding: 26px 0 6px; }
.form-success.is-on { display: block; }
.form-success svg { width: 38px; height: 38px; color: var(--bronze); }
.form-success h4 { font-size: 18px; margin-top: 14px; font-weight: 500; }
.form-success p { font-size: 13px; color: var(--muted); margin-top: 8px; line-height: 1.8; }

/* ---------- 产品详情 ---------- */
.pd-head { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: clamp(28px, 4.4vw, 68px); align-items: start; }
.pd-gallery { display: grid; gap: 12px; }
.pd-gallery__main { aspect-ratio: 4 / 3; overflow: hidden; background: #ddd7ca; }
.pd-gallery__main img { width: 100%; height: 100%; object-fit: cover; }
.pd-gallery__thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.pd-gallery__thumbs img { aspect-ratio: 4 / 3; object-fit: cover; cursor: pointer; opacity: 0.72; transition: opacity 0.3s; border: 1px solid transparent; }
.pd-gallery__thumbs img:hover, .pd-gallery__thumbs img.is-active { opacity: 1; border-color: var(--bronze); }
.pd-info h1 { font-size: clamp(30px, 3.8vw, 48px); font-weight: 400; line-height: 1.15; margin: 14px 0 6px; }
.pd-en { font-size: 10.5px; letter-spacing: 0.26em; color: var(--muted-2); text-transform: uppercase; }
.pd-sum { margin-top: 22px; font-size: 14.5px; line-height: 1.95; color: #44463f; }
.pd-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 28px; border-top: 1px solid var(--line); }
.pd-facts div { padding: 16px 0; border-bottom: 1px solid var(--line); }
.pd-facts span { display: block; font-size: 11.5px; letter-spacing: 0.12em; color: var(--muted); }
.pd-facts b { display: block; font-size: 15px; font-weight: 500; margin-top: 5px; letter-spacing: 0.02em; }
.pd-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.pd-body { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: clamp(30px, 5vw, 76px); align-items: start; }
.pd-article h2 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 400; margin-bottom: 18px; }
.pd-article h3 { font-size: 17px; font-weight: 500; margin: 34px 0 12px; letter-spacing: 0.02em; }
.pd-article p { font-size: 14px; line-height: 2; color: #4b4d48; }
.pd-article p + p { margin-top: 12px; }
.pd-list { display: grid; gap: 12px; margin-top: 18px; }
.pd-list li { position: relative; padding-left: 20px; font-size: 13.5px; line-height: 1.9; color: #4b4d48; }
.pd-list li::before { content: ""; position: absolute; left: 0; top: 11px; width: 8px; height: 1px; background: var(--bronze); }
.pd-aside { position: sticky; top: 100px; background: #fff; border: 1px solid var(--line); padding: clamp(22px, 2.6vw, 32px); }
.pd-aside h4 { font-size: 15px; letter-spacing: 0.06em; margin-bottom: 6px; }
.pd-aside .pd-aside__sub { font-size: 11.5px; color: var(--muted); line-height: 1.8; }
.spec-table { margin-top: 18px; }
.spec-table div { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-top: 1px solid var(--line); font-size: 12.5px; }
.spec-table div span { color: var(--muted); flex: none; }
.spec-table div b { font-weight: 500; text-align: right; }
.pd-aside .btn { width: 100%; margin-top: 22px; }

/* 开合方式 */
.modes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 26px; }
.mode {
  background: #fff;
  border: 1px solid var(--line);
  padding: 18px 16px 16px;
  text-align: center;
}
.mode svg { width: 100%; height: auto; display: block; margin-bottom: 12px; }
.mode b { font-size: 13px; font-weight: 500; display: block; }
.mode span { font-size: 11px; color: var(--muted); display: block; margin-top: 4px; }

/* 相关产品 */
.related { border-top: 1px solid var(--line); }

/* ---------- 关于页 ---------- */
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.value-grid--four { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .value-grid--four { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .value-grid--four { grid-template-columns: 1fr; } }
.value-item { background: var(--paper); padding: clamp(24px, 3vw, 38px); }
.value-item .feature-no { margin-bottom: 14px; }
.value-item h4 { font-size: 17px; font-weight: 500; }
.value-item p { margin-top: 10px; font-size: 13px; line-height: 1.9; color: var(--muted); }
.timeline { border-top: 1px solid var(--line); }
.tl-item { display: grid; grid-template-columns: 150px 260px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.tl-year { font-family: var(--serif); font-size: 26px; letter-spacing: 0.04em; color: var(--bronze); }
.tl-title { font-size: 16px; font-weight: 500; }
.tl-desc { font-size: 13px; line-height: 1.9; color: var(--muted); }

/* ---------- 服务页 ---------- */
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(18px, 2.4vw, 32px); }
.service-card { border: 1px solid var(--line); padding: clamp(24px, 3vw, 36px); background: rgba(255, 255, 255, 0.42); transition: border-color 0.4s, background 0.4s, transform 0.4s; }
.service-card:hover { border-color: var(--bronze); background: #fff; transform: translateY(-3px); }
.service-card__icon { width: 44px; height: 44px; color: var(--bronze); margin-bottom: 22px; }
.service-card h4 { font-size: 18px; font-weight: 500; }
.service-card p { margin-top: 12px; font-size: 13px; line-height: 1.9; color: var(--muted); }
.service-card ul { margin-top: 16px; display: grid; gap: 7px; }
.service-card ul li { font-size: 12.5px; color: #55574f; padding-left: 14px; position: relative; }
.service-card ul li::before { content: ""; position: absolute; left: 0; top: 10px; width: 6px; height: 1px; background: var(--bronze); }
.faq { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
  text-align: left;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: color 0.3s;
}
.faq-q:hover { color: var(--bronze-3); }
.faq-q i { position: relative; width: 14px; height: 14px; flex: none; }
.faq-q i::before, .faq-q i::after { content: ""; position: absolute; background: var(--bronze); transition: transform 0.4s var(--ease); }
.faq-q i::before { left: 0; top: 6.5px; width: 14px; height: 1px; }
.faq-q i::after { left: 6.5px; top: 0; width: 1px; height: 14px; }
.faq-item.is-open .faq-q i::after { transform: scaleY(0); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.5s var(--ease); }
.faq-a p { padding: 0 0 26px; font-size: 13.5px; line-height: 1.95; color: var(--muted); max-width: 820px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.contact-list { display: grid; gap: 0; border-top: 1px solid var(--line); margin-top: 30px; }
.contact-item { padding: 24px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 34px 1fr; gap: 14px; }
.contact-item svg { width: 18px; height: 18px; color: var(--bronze); margin-top: 5px; }
.contact-item span { font-size: 11.5px; letter-spacing: 0.14em; color: var(--muted); display: block; margin-bottom: 5px; }
.contact-item b { font-size: 17px; font-weight: 400; letter-spacing: 0.03em; display: block; }
.contact-item b a:hover { color: var(--bronze-3); }
.contact-item p { font-size: 13px; color: var(--muted); line-height: 1.8; }
.map-panel { position: relative; overflow: hidden; background: #e6e1d5; min-height: 340px; border: 1px solid var(--line); }
.map-panel img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; filter: saturate(0.5); }
.map-pin { position: absolute; left: 50%; top: 46%; transform: translate(-50%, -50%); display: flex; flex-direction: column; align-items: center; }
.map-pin__dot { width: 12px; height: 12px; border-radius: 50%; background: var(--bronze); box-shadow: 0 0 0 6px rgba(166, 129, 76, 0.2); }
.map-pin__label { margin-top: 12px; background: var(--ink); color: #fff; font-size: 11px; letter-spacing: 0.1em; padding: 7px 12px; white-space: nowrap; }
.map-note { position: absolute; right: 16px; bottom: 14px; font-size: 10px; color: #6b6a62; letter-spacing: 0.08em; background: rgba(255,255,255,.7); padding: 4px 8px; }

/* ---------- 灯箱 ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(6, 8, 8, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 5vw, 70px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.45s var(--ease), visibility 0.45s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__figure { margin: 0; max-width: 1200px; width: 100%; text-align: center; }
.lightbox__figure img { max-height: 78vh; width: auto; max-width: 100%; margin: 0 auto; object-fit: contain; }
.lightbox__figure figcaption {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 11.5px;
  letter-spacing: 0.16em;
}
.lightbox__close, .lightbox__nav {
  position: absolute;
  z-index: 2;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition: background 0.3s, border-color 0.3s;
}
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.5); }
.lightbox__close { top: 26px; right: 26px; }
.lightbox__close svg { width: 15px; height: 15px; }
.lightbox__nav { top: 50%; transform: translateY(-50%); }
.lightbox__nav svg { width: 17px; height: 17px; }
.lightbox__nav--prev { left: 22px; }
.lightbox__nav--next { right: 22px; }
@media (max-width: 768px) {
  .lightbox { padding: 60px 16px; }
  .lightbox__nav { width: 38px; height: 38px; }
  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }
  .lightbox__close { top: 14px; right: 14px; }
}

/* ---------- 动效 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
  transition-delay: var(--d, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1180px) {
  .nav { gap: 20px; }
  .nav a { font-size: 12px; }
  .header-tel { display: none; }
  .pd-body { grid-template-columns: minmax(0, 1fr) 330px; }
}
@media (max-width: 1024px) {
  .nav { display: none; }
  .menu-toggle { display: block; }
  .site-header .header-actions .btn { display: none; }
  .hero-side { display: none; }
  .sec-head { grid-template-columns: 1fr; gap: 18px; align-items: start; }
  .sec-desc { padding-bottom: 0; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .split, .split--reverse { grid-template-columns: 1fr; gap: 34px; }
  .split--reverse .split-media { order: -1; }
  .cta__inner { grid-template-columns: 1fr; }
  .cta__actions { justify-content: flex-start; }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-contact { grid-column: span 3; }
  .pd-head { grid-template-columns: 1fr; }
  .pd-body { grid-template-columns: 1fr; }
  .pd-aside { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: repeat(3, 1fr); row-gap: 30px; }
  .process-step { padding-top: 26px; }
  .process-step:nth-child(4)::before { display: none; }
  .case-item--sm { grid-column: span 6; aspect-ratio: 4 / 3; }
  .case-item--lg, .case-item--wide { grid-column: span 12; }
  .case-item--md { grid-column: span 6; }
  .service-grid { grid-template-columns: 1fr; }
  .tl-item { grid-template-columns: 100px 1fr; gap: 12px 20px; }
  .tl-desc { grid-column: 2; }
}
@media (max-width: 768px) {
  :root { --header-h: 68px; }
  body { font-size: 14.5px; }
  .hero { min-height: 88vh; }
  .hero-inner { padding-top: 120px; }
  .hero-title { font-size: clamp(40px, 11vw, 62px); line-height: 1.04; }
  .hero-sub { font-size: 13.5px; max-width: 100%; }
  .hero-actions .btn { height: 48px; padding: 0 20px; font-size: 12px; }
  .hero-stats { grid-template-columns: 1fr 1fr; margin-top: 46px; }
  .hero-stat { padding: 18px 12px 22px 0; }
  .hero-stat + .hero-stat { padding-left: 0; border-left: 0; }
  .hero-stat:nth-child(even) { border-left: 1px solid rgba(255, 255, 255, 0.12); padding-left: 18px; }
  .hero-stat:nth-child(n + 3) { border-top: 1px solid rgba(255, 255, 255, 0.12); }
  .scroll-cue { display: none; }
  .product-grid { grid-template-columns: 1fr; gap: 30px; }
  .p-card:hover .p-media img { transform: none; }
  .p-open { opacity: 1; transform: none; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .about-stats { margin-top: 28px; }
  .modes { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .process-step:nth-child(4)::before { display: block; }
  .case-grid { gap: 8px; }
  .case-item--md, .case-item--sm { grid-column: span 12; aspect-ratio: 4 / 3; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: span 2; }
  .footer-contact { grid-column: span 2; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; padding-bottom: 88px; }
  .dock { display: none; }
  .mobile-bar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 190;
    background: rgba(15, 18, 19, 0.96);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .mobile-bar a, .mobile-bar button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 58px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 10.5px;
    letter-spacing: 0.08em;
  }
  .mobile-bar svg { width: 16px; height: 16px; }
  .mobile-bar .is-accent { color: var(--bronze-2); }
  .modal__panel { padding: 26px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 16px; }
  .filter-bar { gap: 14px; }
  .filter-count { display: none; }
  .value-grid { grid-template-columns: 1fr; }
  .tl-item { grid-template-columns: 1fr; gap: 6px; }
  .tl-desc { grid-column: 1; }
  .pd-gallery__thumbs { grid-template-columns: repeat(3, 1fr); }
  .page-hero { min-height: 360px; }
  .about-media img { aspect-ratio: 4 / 3; }
  .split-media--tall { aspect-ratio: 4 / 3; }
  .sec { padding: 62px 0; }
}
@media (max-width: 420px) {
  .hero-title { font-size: 38px; }
  .hero-actions { gap: 10px; }
  .hero-actions .btn { width: 100%; }
  .modes { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
}

/* =========================================================
   补充组件
   ========================================================= */
.skip-link {
  position: fixed;
  top: -80px;
  left: 16px;
  z-index: 999;
  background: var(--ink);
  color: #fff;
  padding: 12px 18px;
  font-size: 12px;
  letter-spacing: 0.1em;
  transition: top 0.3s;
}
.skip-link:focus { top: 16px; }

.sec-no {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--bronze-3);
  text-transform: uppercase;
  font-weight: 500;
}
.sec-no::before { content: ""; width: 40px; height: 1px; background: currentColor; flex: none; }

.sec-more { margin-top: clamp(34px, 4vw, 54px); display: flex; justify-content: center; }

.promise-band { border-bottom: 1px solid var(--line); background: var(--paper); }
.promise-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding-top: 19px;
  padding-bottom: 19px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: #5f5d55;
}
.promise-inner i { width: 3px; height: 3px; background: var(--bronze); border-radius: 50%; opacity: 0.7; }

.case-grid--home {
  grid-template-columns: 1.28fr 1fr;
  grid-template-rows: repeat(2, minmax(0, 1fr));
  height: clamp(400px, 44vw, 540px);
}
.case-grid--home .case-item { grid-column: auto; aspect-ratio: auto; min-height: 0; }
.case-grid--home .case-item:first-child { grid-row: span 2; }
.case-grid--home .case-meta h4 { font-size: 16px; }

.spec-band {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 4vw, 64px);
  margin-top: clamp(40px, 5vw, 66px);
  border-top: 1px solid var(--line);
  padding-top: 34px;
}
.spec-band h4 { font-size: 15px; letter-spacing: 0.06em; margin-bottom: 14px; }
.spec-band .spec-table div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
}
.spec-band .spec-table div span { color: var(--muted); }
.spec-note { margin-top: 26px; font-size: 11.5px; color: var(--muted-2); }

.pd-apps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.pd-apps li { font-size: 12.5px; padding: 12px 14px; border: 1px solid var(--line); color: #4b4d48; background: rgba(255, 255, 255, 0.5); }

.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 clamp(30px, 4vw, 64px); }

.service-note {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 44px);
  margin-top: clamp(38px, 4.6vw, 62px);
  border-top: 1px solid var(--line);
  padding-top: 30px;
}
.service-note h4 { font-size: 15px; font-weight: 500; margin-bottom: 10px; }
.service-note p { font-size: 12.5px; line-height: 1.9; color: var(--muted); }

.faq-wrap { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: clamp(30px, 5vw, 80px); align-items: start; }
.faq-intro .sec-title { font-size: clamp(28px, 3vw, 40px); }
.faq-intro .sec-desc { margin-top: 16px; }

.contact-form-wrap { background: #fff; border: 1px solid var(--line); padding: clamp(24px, 3.4vw, 44px); }
.contact-form-head h3 { font-size: 22px; font-weight: 400; }
.contact-form-head p { font-size: 12.5px; color: var(--muted); margin-top: 8px; }
.contact-form-wrap .form { margin-top: 22px; }

.split .value-grid { grid-template-columns: 1fr; background: transparent; border: 0; border-top: 1px solid var(--line); }
.split .value-item { background: transparent; padding: 20px 0; border-bottom: 1px solid var(--line); }
.split .value-item .feature-no { margin-bottom: 8px; }
.split .value-item h4 { font-size: 15px; }

@media (max-width: 1024px) {
  .case-grid--home { height: auto; grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .case-grid--home .case-item { aspect-ratio: 4 / 3; }
  .case-grid--home .case-item:first-child { grid-row: auto; grid-column: span 2; aspect-ratio: 16 / 9; }
  .faq-wrap { grid-template-columns: 1fr; }
  .service-note { grid-template-columns: 1fr; }
  .spec-band { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .pd-apps { grid-template-columns: 1fr 1fr; }
  .promise-inner { justify-content: flex-start; gap: 10px 18px; font-size: 10.5px; letter-spacing: 0.12em; }
  .promise-inner i { display: none; }
  .case-grid--home { grid-template-columns: 1fr; }
  .case-grid--home .case-item:first-child { grid-column: auto; aspect-ratio: 4 / 3; }
  .contact-form-wrap { padding: 22px 18px; }
  .sec-more .btn { width: 100%; }
}

/* 静态预览模式（?static） */
.is-static .hero-title .line > span { transform: none !important; animation: none !important; }
.is-static .hero-media img { animation: none !important; transform: none !important; }
.is-static .scroll-cue svg { animation: none !important; }

/* 流程：3 列 2 行，更易读 */
.process { grid-template-columns: repeat(3, 1fr); gap: 0 clamp(20px, 3vw, 44px); }
.process-step { border-top: 1px solid var(--line); padding: 28px 26px 34px 0; }
.process-step::before { top: -3.5px; }
.process-step:nth-child(4)::before { display: block; }
.process-step h4 { font-size: 16px; margin-top: 10px; }
.process-step p { font-size: 13px; line-height: 1.9; margin-top: 10px; max-width: 300px; }
@media (max-width: 1024px) {
  .process { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .process { grid-template-columns: 1fr; }
  .process-step { padding-bottom: 26px; }
}

/* ---------- 版式微调 ---------- */
.sec-head { grid-template-columns: minmax(0, 1.26fr) minmax(0, 0.74fr); }
.sec-title { font-size: clamp(28px, 3.35vw, 47px); }
.p-sum { font-size: 13.5px; }
.feature-item p { font-size: 13.5px; }
.service-card p { font-size: 13.5px; }
.faq-a p { font-size: 13.5px; }
.pd-article p { font-size: 14.5px; }
.pd-list li { font-size: 14px; }

/* 详情页开合方式：两列，图形更大 */
.pd-article .modes { grid-template-columns: 1fr 1fr; }
.pd-article .mode { padding: 22px 20px 18px; }

/* 地图 */
.map-panel { min-height: 380px; background: #ece7dc; }
.map-panel img { filter: none; object-fit: cover; }
.map-pin__dot { width: 14px; height: 14px; box-shadow: 0 0 0 7px rgba(166, 129, 76, 0.18), 0 0 0 16px rgba(166, 129, 76, 0.08); }
.map-pin__label { margin-top: 16px; font-size: 11.5px; padding: 9px 14px; }

@media (max-width: 768px) {
  /* 移动端主视觉加强压暗，保证文字对比 */
  .hero::after {
    background:
      linear-gradient(180deg, rgba(8, 11, 11, 0.78) 0%, rgba(8, 11, 11, 0.46) 38%, rgba(8, 11, 11, 0.6) 72%, rgba(8, 11, 11, 0.97) 100%);
  }
  .case-grid--home .case-item:first-child { grid-row: auto; }
  .pd-article .modes { grid-template-columns: 1fr; }
  .map-panel { min-height: 300px; }
}

/* 移动端菜单开启时：头部浮在菜单之上，仅保留 logo 与关闭按钮 */
.site-header { z-index: 320; }
body.menu-open .site-header {
  background: transparent;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  color: #fff;
}
body.menu-open .site-header::after { opacity: 0; }
body.menu-open .site-header .header-actions .header-tel,
body.menu-open .site-header .header-actions .btn { display: none; }
body.menu-open .site-header .brand-mark,
body.menu-open .site-header .brand-sub { color: #fff; }
body.menu-open { overflow: hidden; }

/* 品牌图形标 */
.brand-logo { width: 27px; height: 27px; display: flex; flex: none; color: var(--bronze-2); }
.brand-logo svg { width: 100%; height: 100%; }
.site-header.is-solid .brand-logo { color: var(--bronze); }
@media (max-width: 480px) {
  .brand-logo { width: 23px; height: 23px; }
  .brand-mark { font-size: 22px; }
  .brand-sub { font-size: 7px; letter-spacing: 0.2em; }
}

/* 地图信息卡 */
.map-panel { min-height: 420px; }
.map-panel img { object-position: center 55%; }
.map-info {
  position: absolute;
  left: 22px;
  bottom: 22px;
  max-width: 300px;
  background: rgba(252, 250, 245, 0.95);
  border: 1px solid var(--line);
  padding: 20px 22px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.map-info span { font-size: 9.5px; letter-spacing: 0.26em; color: var(--bronze); display: block; margin-bottom: 8px; }
.map-info b { display: block; font-size: 14px; font-weight: 500; line-height: 1.6; letter-spacing: 0.02em; }
.map-info a { display: inline-flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 11.5px; letter-spacing: 0.08em; color: var(--bronze-3); }
.map-info a svg { width: 12px; height: 12px; transition: transform 0.35s var(--ease); }
.map-info a:hover svg { transform: translateX(3px); }
@media (max-width: 768px) {
  .map-panel { min-height: 340px; }
  .map-info { left: 12px; right: 12px; bottom: 12px; max-width: none; padding: 16px 18px; }
  .map-info b { font-size: 13px; }
  .map-pin__label { font-size: 10.5px; padding: 7px 10px; }
  .map-note { display: none; }
}

/* 地图标题 */
.map-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 14px 40px; margin-bottom: 24px; }
.map-head h3 { font-size: clamp(22px, 2.2vw, 28px); font-weight: 400; margin-top: 12px; letter-spacing: 0.01em; }
.map-head p { font-size: 12.5px; color: var(--muted); line-height: 1.9; max-width: 420px; }
.map-note { top: 14px; bottom: auto; }
@media (max-width: 768px) {
  .map-head { align-items: flex-start; }
  .map-head p { font-size: 12px; }
}

/* 深色区块中的数据条 */
.sec--dark .stat-row {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.12);
}
.sec--dark .stat-row__item { background: var(--ink); }
.sec--dark .stat-row__item b { color: #f2efe8; }
.sec--dark .stat-row__item span { color: rgba(236, 233, 226, 0.45); }

/* 关于页图片角标不溢出 */
.about-media__caption { left: auto; right: 0; max-width: min(220px, 100%); word-break: break-word; }

/* 地图取景 */
.map-panel { min-height: 380px; }
.map-panel img { object-position: center 40%; }
.map-pin { top: 44%; left: 46%; }

/* 视频卡片 */
.film-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(14px, 2vw, 26px); }
.film { position: relative; display: block; overflow: hidden; background: #1a1e1f; text-align: left; width: 100%; }
.film img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; opacity: 0.72; transition: transform 1s var(--ease), opacity 0.6s; }
.film:hover img { transform: scale(1.04); opacity: 0.9; }
.film::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8, 10, 10, 0.1), rgba(8, 10, 10, 0.78)); }
.film-play {
  position: absolute; left: 50%; top: 46%; transform: translate(-50%, -50%);
  width: 66px; height: 66px; border: 1px solid rgba(255, 255, 255, 0.5); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; color: #fff; z-index: 2;
  transition: background 0.35s, border-color 0.35s, transform 0.35s;
}
.film-play svg { width: 20px; height: 20px; margin-left: 2px; }
.film:hover .film-play { background: var(--bronze); border-color: var(--bronze); color: #17140e; transform: translate(-50%, -50%) scale(1.06); }
.film-meta { position: absolute; left: 20px; right: 20px; bottom: 18px; z-index: 2; color: #fff; display: flex; flex-direction: column; gap: 5px; }
.film-meta b { font-size: 15px; font-weight: 500; letter-spacing: 0.02em; }
.film-meta span { font-size: 10.5px; letter-spacing: 0.18em; color: rgba(255, 255, 255, 0.6); }
.video-modal { position: fixed; inset: 0; z-index: 520; background: rgba(6, 8, 8, 0.95); display: flex; align-items: center; justify-content: center; padding: clamp(16px, 4vw, 60px); opacity: 0; visibility: hidden; transition: opacity 0.4s var(--ease), visibility 0.4s; }
.video-modal.is-open { opacity: 1; visibility: visible; }
.video-modal video { width: min(1100px, 100%); max-height: 82vh; background: #000; }
.video-modal__close { position: absolute; top: 22px; right: 22px; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; color: #fff; display: flex; align-items: center; justify-content: center; }
.video-modal__close svg { width: 15px; height: 15px; }
@media (max-width: 768px) {
  .film-grid { grid-template-columns: 1fr; }
  .film-play { width: 54px; height: 54px; }
  .film-meta b { font-size: 14px; }
}

/* 响应式修正（放在最后，确保覆盖基础规则） */
@media (max-width: 1024px) {
  .sec-head { grid-template-columns: 1fr; gap: 16px; align-items: start; }
  .sec-title { font-size: clamp(27px, 5.6vw, 36px); }
  .sec-desc { max-width: 620px; }
}
@media (max-width: 768px) {
  .sec-no { font-size: 10px; letter-spacing: 0.2em; gap: 10px; }
  .sec-no::before { width: 28px; }
  .sec-head { margin-bottom: 30px; }
  .sec-title { font-size: clamp(26px, 6.6vw, 32px); line-height: 1.25; }
  .about-quote { font-size: 20px; }
  .cta h2 { font-size: clamp(26px, 7vw, 34px); }
  .page-title { font-size: clamp(30px, 8.4vw, 42px); }
  .film-meta b { font-size: 13.5px; }
}

/* 地图定位点对齐目标园区（青浦竹盈路） */
.map-panel img { object-position: center 40%; }
.map-pin { left: 48.6%; top: 51%; }
.map-pin__label { letter-spacing: 0.06em; }

/* 地图双版本（桌面 / 移动） */
.map-panel picture { position: absolute; inset: 0; display: block; }
.map-panel picture img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* 地图面板比例与图幅匹配，避免上下裁切 */
.map-panel { min-height: 420px; }
.map-panel img { object-position: center center; }
@media (max-width: 768px) {
  .map-panel { min-height: 380px; }
}

/* 咨询弹窗里的微信号提示 */
.modal__wx { margin-top: 12px; font-size: 12px; letter-spacing: 0.02em; color: #6b6a62; }
.modal__wx b { color: var(--bronze-3); font-weight: 500; letter-spacing: 0.05em; }
@media (max-width: 768px) {
  .modal__wx { font-size: 11.5px; line-height: 1.8; }
}

/* =========================================================
   表单真实化：现场照片 / 错误提示 / 受理编号
   ========================================================= */
.field--upload { margin-top: 2px; }
.field__opt {
  margin-left: 6px;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--muted-2);
}
.upload { margin-top: 8px; }
.upload__pick {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 18px 12px;
  border: 1px dashed var(--line-strong);
  background: rgba(13, 16, 17, 0.012);
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}
.upload__pick svg { width: 24px; height: 24px; opacity: 0.55; }
.upload__pick span { font-size: 13px; letter-spacing: 0.04em; }
.upload__pick small { font-size: 11px; letter-spacing: 0.02em; color: var(--muted-2); }
.upload__pick:hover { border-color: var(--bronze); color: var(--ink); background: rgba(166, 129, 76, 0.05); }
.upload__pick:disabled { opacity: 0.45; cursor: default; }
.upload__pick.is-working { opacity: 0.55; }
.upload__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 8px;
}
.upload__list:empty { display: none; }
.upload__item {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.upload__item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.upload__del {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 21px;
  height: 21px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(13, 16, 17, 0.72);
  color: #fff;
  font-size: 15px;
  line-height: 19px;
  text-align: center;
  cursor: pointer;
}
.upload__del:hover { background: rgba(13, 16, 17, 0.92); }
.upload__note { margin-top: 8px; font-size: 11.5px; line-height: 1.75; color: var(--muted-2); }
.upload__note.is-warn { color: var(--bronze-3); }
.linkish {
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  color: var(--bronze-3);
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}
.linkish:hover { color: var(--ink); }

.form__alert {
  display: none;
  margin-top: 10px;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.7;
  color: #8c2f28;
  background: rgba(140, 47, 40, 0.055);
  border-left: 2px solid rgba(140, 47, 40, 0.5);
}
.form__alert.is-on { display: block; }

.form-success__code {
  display: inline-block;
  margin: 12px 0 8px;
  padding: 5px 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--bronze-3);
  border: 1px solid rgba(166, 129, 76, 0.3);
  background: rgba(166, 129, 76, 0.05);
}
.form-success__code b {
  margin-left: 6px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}

/* =========================================================
   微信二维码弹窗
   ========================================================= */
.wxmodal {
  position: fixed;
  inset: 0;
  z-index: 420;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s var(--ease), visibility 0.28s;
}
.wxmodal.is-open { opacity: 1; visibility: visible; }
.wxmodal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 11, 0.74);
  backdrop-filter: blur(3px);
}
.wxmodal__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 318px;
  padding: 30px 26px 26px;
  background: var(--paper);
  text-align: center;
  transform: translateY(12px) scale(0.985);
  transition: transform 0.32s var(--ease-out);
}
.wxmodal.is-open .wxmodal__panel { transform: none; }
.wxmodal__close {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: none;
  color: var(--muted-2);
  cursor: pointer;
}
.wxmodal__close svg { width: 18px; height: 18px; }
.wxmodal__close:hover { color: var(--ink); }
.wxmodal__panel h3 { font-size: 19px; letter-spacing: 0.02em; }
.wxmodal__desc { margin-top: 12px; font-size: 12.5px; line-height: 1.8; color: var(--muted); }
.wxmodal__qr {
  width: 100%;
  max-width: 218px;
  margin: 18px auto 0;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--line);
}
.wxmodal__qr img { display: block; width: 100%; height: auto; }
.wxmodal__id {
  margin-top: 14px;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--muted);
}
.wxmodal__id b {
  margin: 0 8px 0 4px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}
.wxmodal__tip { margin-top: 8px; font-size: 11px; color: var(--muted-2); }

@media (max-width: 480px) {
  .upload__list { grid-template-columns: repeat(3, 1fr); }
  .wxmodal__panel { padding: 26px 20px 22px; max-width: 300px; }
  .wxmodal__panel h3 { font-size: 17.5px; }
  .wxmodal__qr { max-width: 190px; }
}

/* ---------- 海外交付 ---------- */
.overseas-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: clamp(18px, 2.4vw, 28px);
}
.overseas-strip span {
  padding: 7px 15px;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: rgba(236, 233, 226, 0.74);
  border: 1px solid rgba(195, 160, 108, 0.26);
  background: rgba(195, 160, 108, 0.055);
  border-radius: 999px;
  transition: color 0.4s ease, border-color 0.4s ease;
}
.overseas-strip span:hover {
  color: var(--bronze-2);
  border-color: rgba(195, 160, 108, 0.55);
}
.overseas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(10px, 1.2vw, 18px);
  margin-top: clamp(30px, 4vw, 52px);
}
.overseas-card {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.035);
}
.overseas-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.94);
  transition: transform 1.1s cubic-bezier(0.2, 0.7, 0.2, 1), filter 0.6s ease;
}
.overseas-card:hover img { transform: scale(1.045); filter: saturate(1.02); }
.overseas-card figcaption {
  padding: 15px 16px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.overseas-card__country {
  display: block;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--bronze-2);
  text-transform: uppercase;
}
.overseas-card__city {
  display: block;
  margin-top: 7px;
  font-size: 16px;
  font-weight: 400;
  color: #f2efe8;
}
.overseas-card__area {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(236, 233, 226, 0.42);
}
.overseas-note {
  margin-top: clamp(22px, 3vw, 34px);
  max-width: 720px;
  font-size: 12.5px;
  line-height: 2;
  letter-spacing: 0.03em;
  color: rgba(236, 233, 226, 0.42);
}
/* 海外项目页：三列大图 */
.overseas-grid--wide { grid-template-columns: repeat(3, 1fr); }
.overseas-grid--wide .overseas-card img { aspect-ratio: 3 / 2; }

/* 海外项目清单 */
.ov-table {
  margin-top: clamp(24px, 3vw, 38px);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.ov-row {
  display: grid;
  grid-template-columns: 0.9fr 1.35fr 1.15fr 1.15fr 1.95fr;
  gap: 16px;
  align-items: center;
  padding: 16px 2px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: background 0.4s ease;
}
.ov-row:hover { background: rgba(255, 255, 255, 0.022); }
.ov-row span {
  font-size: 13px;
  letter-spacing: 0.02em;
  color: rgba(236, 233, 226, 0.64);
}
.ov-row span:first-child {
  font-size: 15px;
  letter-spacing: 0.06em;
  color: #f2efe8;
}
.ov-row--head { padding: 12px 2px; }
.ov-row--head span {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--bronze-2);
  text-transform: uppercase;
}
@media (max-width: 860px) {
  .ov-row { grid-template-columns: 1fr 1fr; gap: 8px 14px; padding: 18px 0; }
  .ov-row--head { display: none; }
  .ov-row span:first-child { font-size: 16px; }
  .ov-row span:last-child { grid-column: 1 / -1; color: rgba(236, 233, 226, 0.5); }
}
@media (max-width: 1024px) {
  .overseas-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .overseas-grid { grid-template-columns: 1fr; gap: 12px; }
  .overseas-card img { aspect-ratio: 16 / 10; }
  .overseas-note { font-size: 12px; }
}

/* ---------- 企业文化 ---------- */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: clamp(26px, 3vw, 40px);
}
.culture-item { background: var(--paper); padding: clamp(28px, 3.2vw, 44px); }
.culture-label {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.24em;
  color: var(--bronze);
}
.culture-item p {
  margin-top: 16px;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--text);
}
.culture-item p.culture-slogan {
  font-family: var(--serif);
  font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--ink);
}

/* ---------- 客户名录 ---------- */
.client-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: clamp(26px, 3vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}
.client-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--paper);
  padding: 20px 22px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--text);
  transition: background 0.35s ease;
}
.client-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 5px;
  height: 5px;
  background: var(--bronze);
  transform: rotate(45deg);
}
.client-list li:hover { background: var(--paper-3); }

.client-strip {
  display: flex;
  align-items: baseline;
  gap: clamp(16px, 2.4vw, 34px);
  padding: clamp(22px, 2.6vw, 30px) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.client-strip__label {
  flex: 0 0 auto;
  font-size: 10.5px;
  letter-spacing: 0.28em;
  color: var(--bronze-2);
}
.client-strip p {
  font-size: 13px;
  line-height: 2;
  letter-spacing: 0.04em;
  color: rgba(236, 233, 226, 0.52);
}

@media (max-width: 900px) {
  .client-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .culture-grid { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .client-strip { flex-direction: column; gap: 10px; }
}
@media (max-width: 560px) {
  .client-list { grid-template-columns: 1fr; }
}

/* ---------- 2026-10-29 排版修正：移动端触控区 ---------- */
@media (max-width: 768px) {
  .footer-col a { padding: 13px 0; }
  .footer-col h5 { margin-bottom: 12px; }
  .breadcrumb a { padding: 6px 0; }
  .mobile-nav a span { font-size: 11px; }
  /* 触控区：按钮与可点文字按 38–44px 给足 */
  .filter-btn { min-height: 38px; }
  .contact-item b a { display: inline-block; padding: 6px 0; }
  .linkish { padding: 8px 2px; margin: -4px 0; }
}