/* ==========================================================================
   宁波均盛智能装备有限公司 —— 官网样式 v2
   设计基调：深藏青蓝 + 香槟金 · 工业质感 · 严格对齐排版
   ========================================================================== */

:root {
  /* 品牌色 */
  --navy-900: #0a1622;
  --navy-800: #0d1b2a;
  --navy-700: #132840;
  --navy-600: #1c3d5c;
  --gold: #c9a35c;
  --gold-2: #e0c08a;
  --gold-deep: #a98343;
  /* 中性色 */
  --ink: #17232f;          /* 标题 */
  --text: #3e4a56;         /* 正文 */
  --muted: #7c8896;        /* 次要文字 */
  --bg: #ffffff;
  --bg-soft: #f5f6f8;
  --line: #e7eaee;
  /* 效果 */
  --radius: 14px;
  --radius-s: 9px;
  --shadow-sm: 0 2px 10px rgba(13, 27, 42, 0.06);
  --shadow-md: 0 12px 34px rgba(13, 27, 42, 0.10);
  --shadow-lg: 0 28px 64px rgba(13, 27, 42, 0.16);
  --maxw: 1160px;
  --gutter: 24px;
  --section-y: 96px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 锚点滚动时避开吸顶导航 */
section[id], div[id] { scroll-margin-top: 84px; }

/* ========== 顶部信息条 ========== */
.topbar {
  background: var(--navy-900);
  color: #94a5b6;
  font-size: 13px;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px 20px;
  flex-wrap: wrap;
}
.topbar .tb-phone { color: var(--gold-2); font-weight: 600; letter-spacing: .3px; }
.topbar a:hover { color: var(--gold-2); }

/* ========== 导航栏 ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.logo { display: flex; align-items: center; gap: 13px; }
.logo-mark {
  width: 44px; height: 44px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 19px; letter-spacing: -1px;
  box-shadow: 0 6px 16px rgba(201, 163, 92, 0.30);
}
.logo-text { line-height: 1.3; }
.logo-text .cn { font-size: 18px; font-weight: 750; color: var(--navy-800); letter-spacing: .5px; display: block; }
.logo-text .en { font-size: 10px; color: var(--muted); letter-spacing: 1.6px; display: block; margin-top: 2px; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav > a {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: .4px;
  position: relative;
  padding: 8px 2px;
}
.nav > a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s ease;
  border-radius: 2px;
}
.nav > a:hover::after,
.nav > a.active::after { transform: scaleX(1); }
.nav > a.active { color: var(--navy-800); font-weight: 600; }

.nav-cta {
  background: var(--navy-800);
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: var(--radius-s);
  font-weight: 600;
  letter-spacing: .5px;
  transition: background .2s, transform .2s, box-shadow .2s;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--navy-600); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--navy-800); border-radius: 2px; }
#menu-toggle { display: none; }

/* ========== 首页首屏 ========== */
.hero {
  position: relative;
  color: #fff;
  padding: 118px 0 92px;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
/* 暗色渐变遮罩，保证文字清晰 */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10,22,34,.88) 0%, rgba(10,22,34,.72) 42%, rgba(10,22,34,.30) 100%),
    linear-gradient(180deg, rgba(10,22,34,.25) 0%, rgba(10,22,34,.18) 60%, rgba(10,22,34,.55) 100%);
}
.hero .container { position: relative; z-index: 2; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--gold-2);
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 36px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.hero h1 {
  font-size: 46px;
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.5px;
  color: #fff;
  max-width: 720px;
  margin: 26px 0 20px;
}
.hero h1 .hl {
  color: var(--gold-2);
  position: relative;
}
.hero .lead {
  font-size: 17px;
  color: #d3dde7;
  max-width: 600px;
  margin-bottom: 38px;
  line-height: 1.9;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-s);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .6px;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: #fff;
  box-shadow: 0 10px 26px rgba(201, 163, 92, 0.38);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(201, 163, 92, 0.48); }
.btn-ghost { border: 1px solid rgba(255,255,255,.55); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.10); border-color: #fff; transform: translateY(-2px); }
.btn-dark { background: var(--navy-800); color: #fff; }
.btn-dark:hover { background: var(--navy-600); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

/* 首屏数据条 */
.hero-stats {
  margin-top: 62px;
  max-width: 780px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius);
  background: rgba(10,22,34,.38);
  backdrop-filter: blur(6px);
  overflow: hidden;
}
.hero-stats .stat {
  padding: 22px 26px;
  border-left: 1px solid rgba(255,255,255,.14);
}
.hero-stats .stat:first-child { border-left: none; }
.hero-stats .num {
  font-size: 34px;
  font-weight: 800;
  color: var(--gold-2);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1;
}
.hero-stats .num em { font-style: normal; font-size: 22px; }
.hero-stats .lbl { font-size: 12.5px; color: #a9b8c6; letter-spacing: .5px; margin-top: 6px; }

/* ========== 内页顶部横幅 ========== */
.page-hero {
  background:
    linear-gradient(120deg, rgba(10,22,34,.97), rgba(19,40,64,.93)),
    repeating-linear-gradient(45deg, rgba(255,255,255,.025) 0 2px, transparent 2px 16px);
  color: #fff;
  padding: 74px 0;
  border-bottom: 1px solid rgba(201,163,92,.35);
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  right: -160px; top: -160px;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,163,92,.16), transparent 70%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-size: 34px; font-weight: 800; letter-spacing: -.3px; margin: 18px 0 12px; }
.page-hero .lead { color: #c4d1dd; max-width: 640px; font-size: 16px; }

/* ========== 区块通用 ========== */
.section { padding: var(--section-y) 0; }
.section.alt { background: var(--bg-soft); }
.section.gold-soft { background: linear-gradient(180deg, #fbf8f2, #f5f0e6); }

.sec-head { margin-bottom: 54px; }
.sec-head.center { text-align: center; }
.sec-head .eyebrow { margin-bottom: 16px; }
.sec-head.center .eyebrow { justify-content: center; }
.sec-head.center .eyebrow::after {
  content: "";
  width: 36px; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.sec-title { font-size: 31px; font-weight: 800; color: var(--navy-800); letter-spacing: -.3px; line-height: 1.4; }
.sec-title .gold { color: var(--gold-deep); }
.sec-desc { color: var(--muted); margin-top: 14px; font-size: 15.5px; max-width: 640px; line-height: 1.9; }
.sec-head.center .sec-desc { margin-left: auto; margin-right: auto; }

/* 分隔小标题 */
.sub-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.sub-title::before {
  content: "";
  width: 6px; height: 20px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--gold-2), var(--gold-deep));
}

/* ========== 卡片 ========== */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
/* 五大业务：3 + 2 居中排列 */
.grid-5 { display: grid; grid-template-columns: repeat(6, 1fr); gap: 22px; }
.grid-5 > * { grid-column: span 2; }
.grid-5 > *:nth-child(1) { grid-column: 2 / span 2; }
.grid-5 > *:nth-child(2) { grid-column: 4 / span 2; }
.grid-5 > *:nth-child(3) { grid-column: 1 / span 2; }
.grid-5 > *:nth-child(4) { grid-column: 3 / span 2; }
.grid-5 > *:nth-child(5) { grid-column: 5 / span 2; }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s, border-color .25s;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 163, 92, .40);
}
.card-icon {
  width: 56px; height: 56px;
  border-radius: 15px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(201,163,92,.18), rgba(201,163,92,.05));
  border: 1px solid rgba(201,163,92,.38);
  margin-bottom: 20px;
}
.card-icon svg { width: 27px; height: 27px; stroke: var(--gold-deep); fill: none; stroke-width: 1.7; }
.card h3 { font-size: 18px; font-weight: 700; color: var(--navy-800); margin-bottom: 10px; letter-spacing: .2px; }
.card p { font-size: 14.5px; color: var(--muted); line-height: 1.85; }
.card ul { margin-top: 12px; flex: 1; }
.card ul li {
  font-size: 14px;
  color: var(--text);
  padding-left: 20px;
  position: relative;
  margin-bottom: 8px;
  line-height: 1.7;
}
.card ul li::before {
  content: "";
  position: absolute;
  left: 2px; top: 9px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

/* ========== 核心优势（深色卡） ========== */
.adv-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.adv-item {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-900));
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius);
  padding: 32px 26px;
  color: #fff;
  position: relative;
  overflow: hidden;
  transition: transform .25s, border-color .25s;
}
.adv-item::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-2), transparent 70%);
  opacity: 0;
  transition: opacity .3s;
}
.adv-item:hover { transform: translateY(-6px); border-color: rgba(201,163,92,.45); }
.adv-item:hover::before { opacity: 1; }
.adv-item::after {
  content: "";
  position: absolute;
  right: -34px; bottom: -34px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,163,92,.14), transparent 70%);
}
.adv-num {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: var(--gold);
}
.adv-item h3 { font-size: 18.5px; font-weight: 700; margin: 14px 0 10px; letter-spacing: .3px; }
.adv-item p { font-size: 14px; color: #a9b8c6; line-height: 1.8; position: relative; z-index: 1; }

/* ========== 图片组件 ========== */
.photo {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-md);
  background: var(--bg-soft);
}
.photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.photo:hover img { transform: scale(1.05); }
.photo figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 40px 22px 14px;
  background: linear-gradient(180deg, transparent, rgba(10,22,34,.80));
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .4px;
}

/* 图文交替行（产品页） */
.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 30px 0;
}
.feature + .feature { border-top: 1px solid var(--line); }
.feature .media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-md);
  background: var(--bg-soft);
}
.feature .media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.feature .media:hover img { transform: scale(1.04); }
.feature.rev .media { order: 2; }
.feature .body .sec-tag-num {
  font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--gold-deep);
}
.feature .body h3 { font-size: 26px; font-weight: 800; color: var(--navy-800); margin: 12px 0 14px; letter-spacing: -.2px; }
.feature .body p { color: var(--text); font-size: 15px; line-height: 1.9; margin-bottom: 16px; }
.feature .body ul li {
  font-size: 14.5px; color: var(--text);
  padding-left: 22px; position: relative; margin-bottom: 9px; line-height: 1.7;
}
.feature .body ul li::before {
  content: "";
  position: absolute; left: 2px; top: 9px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--gold);
}

/* ========== 车间图库 ========== */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

/* ========== 合作流程 ========== */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 22px;
  position: relative;
}
.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.step:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(201,163,92,.40); }
.step-no {
  width: 40px; height: 40px;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: var(--navy-900);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 16px;
  box-shadow: 0 6px 14px rgba(201,163,92,.35);
}
.step h4 { font-size: 15.5px; font-weight: 700; color: var(--navy-800); margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* ========== 关于页 / 公司档案 ========== */
.about-wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.about-text h2 { font-size: 29px; font-weight: 800; color: var(--navy-800); margin-bottom: 20px; letter-spacing: -.3px; line-height: 1.4; }
.about-text p { margin-bottom: 15px; color: var(--text); line-height: 1.9; }

.about-panel {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-900));
  border-radius: var(--radius);
  padding: 38px 32px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-panel::before {
  content: "JS";
  position: absolute;
  right: -14px; bottom: -46px;
  font-size: 170px;
  font-weight: 900;
  color: rgba(255,255,255,.045);
  line-height: 1;
}
.about-panel h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; letter-spacing: .4px; }
.about-panel p { color: #c4d1dd; font-size: 14.5px; line-height: 1.85; position: relative; z-index: 1; }

/* 深色档案面板内的表格配色 */
.about-panel .table-wrap { box-shadow: none; }
.about-panel table.spec { background: transparent; min-width: 0; }
.about-panel table.spec td {
  background: transparent;
  border-bottom: 1px solid rgba(255,255,255,.12);
  color: #c4d1dd;
}
.about-panel table.spec td:first-child { color: var(--gold-2); }
.about-panel table.spec tr:nth-child(even) td { background: rgba(255,255,255,.04); }

/* 表格 */
.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow-md); }
table.spec {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 14.5px;
  min-width: 560px;
}
table.spec th {
  background: linear-gradient(135deg, var(--navy-800), var(--navy-600));
  color: #fff;
  text-align: left;
  padding: 14px 18px;
  font-weight: 600;
  letter-spacing: .5px;
  white-space: nowrap;
}
table.spec td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  vertical-align: top;
  line-height: 1.75;
}
table.spec tr:nth-child(even) td { background: #fafbfc; }
table.spec tr:last-child td { border-bottom: none; }
table.spec td:first-child { font-weight: 600; color: var(--navy-800); white-space: nowrap; }

/* ========== FAQ ========== */
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, border-color .2s;
}
.faq-item:hover { box-shadow: var(--shadow-md); border-color: rgba(201,163,92,.35); }
.faq-item summary {
  cursor: pointer;
  padding: 19px 24px;
  font-weight: 600;
  color: var(--navy-800);
  font-size: 16px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  color: var(--gold-deep);
  line-height: 1;
  transition: transform .2s;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-body { padding: 2px 24px 22px; color: var(--text); font-size: 15px; line-height: 1.9; }
.faq-item .faq-body p { margin-bottom: 8px; }
.faq-item .faq-body a { color: var(--gold-deep); font-weight: 600; border-bottom: 1px solid rgba(169,131,67,.4); }
.faq-item .faq-body p:last-child { margin-bottom: 0; }

/* ========== CTA 横幅 ========== */
.cta-band {
  background: linear-gradient(120deg, var(--navy-800), var(--navy-600));
  padding: 54px 0;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 2px, transparent 2px 18px);
}
.cta-band::after {
  content: "";
  position: absolute;
  left: -120px; bottom: -160px;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,163,92,.18), transparent 70%);
}
.cta-band .container {
  position: relative; z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; font-size: 26px; font-weight: 800; letter-spacing: -.2px; }
.cta-band p { color: #c4d1dd; font-size: 15px; margin-top: 8px; }

/* ========== 页脚 ========== */
.footer {
  background: linear-gradient(180deg, var(--navy-900), #070f18);
  color: #94a5b6;
  font-size: 14px;
  padding: 64px 0 0;
  position: relative;
}
.footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,163,92,.6), transparent);
}
.footer .grid-4 { gap: 40px; }
.footer h4 {
  color: #fff;
  font-size: 15.5px;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 1px;
  position: relative;
  padding-bottom: 12px;
}
.footer h4::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-2));
  border-radius: 2px;
}
.footer ul li { margin-bottom: 10px; }
.footer ul li a { color: #94a5b6; transition: color .2s, padding-left .2s; }
.footer ul li a:hover { color: var(--gold-2); padding-left: 4px; }
.footer .f-brand p { margin-top: 16px; line-height: 1.9; color: #8294a5; }
.footer .f-brand .logo-text .cn { color: #fff; }
.footer .f-brand .logo-text .en { color: #6c7e8f; }
.footer .contact-li li { margin-bottom: 10px; line-height: 1.8; }
.footer .contact-li a { color: var(--gold-2); font-weight: 600; font-size: 18px; letter-spacing: .5px; }
.footer-bottom {
  margin-top: 48px;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.07);
  font-size: 12.5px;
  color: #5f7183;
  text-align: center;
}
.footer-bottom .icp { display: block; margin-top: 7px; }
.footer-bottom .icp a { color: #7d8fa0; }
.footer-bottom .icp a:hover { color: var(--gold-2); }

/* ========== 移动端悬浮电话 ========== */
.float-call {
  position: fixed;
  right: 18px; bottom: 18px;
  z-index: 99;
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: #fff;
  border-radius: 50px;
  padding: 13px 20px;
  font-weight: 700;
  box-shadow: 0 10px 28px rgba(201,163,92,.5);
  display: none;
  font-size: 15px;
}
.float-call:hover { transform: translateY(-2px); }

/* ========== 联系页 ========== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 26px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, border-color .2s;
}
.info-card:hover { box-shadow: var(--shadow-md); border-color: rgba(201,163,92,.35); }
.info-card h3 { color: var(--navy-800); font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.info-card p { font-size: 15px; margin-bottom: 5px; color: var(--text); }
.info-card .big { font-size: 26px; font-weight: 800; color: var(--gold-deep); }
.info-card a.phone-link { color: var(--gold-deep); }
.map-note {
  background: var(--bg-soft);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  font-size: 14px;
  color: var(--muted);
  margin-top: 14px;
  line-height: 1.8;
}
.info-card.dark {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-900));
  border: none;
  color: #fff;
}
.info-card.dark h3 { color: #fff; }
.info-card.dark p { color: #c4d1dd; }

/* 深色联系卡内的表格配色 */
.info-card.dark .table-wrap { box-shadow: none; }
.info-card.dark table.spec { background: transparent; min-width: 0; }
.info-card.dark table.spec td {
  background: transparent;
  border-bottom: 1px solid rgba(255,255,255,.12);
  color: #c4d1dd;
}
.info-card.dark table.spec tr:nth-child(even) td { background: rgba(255,255,255,.05); }

/* ========== v3 增强：首屏动效 / 滚动字幕 / 入场动画 / 图标面板 ========== */

/* 首屏背景图（Ken Burns 缓慢缩放） */
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  animation: heroZoom 26s ease-in-out infinite alternate;
}
.hero::before { z-index: 1; }
.hero .container { z-index: 2; }
@keyframes heroZoom {
  from { transform: scale(1); }
  to   { transform: scale(1.1); }
}

/* 首屏标题强调字：金色渐变文字 */
.hero h1 .hl {
  color: transparent;
  background: linear-gradient(120deg, #f0d9a8 0%, var(--gold) 45%, var(--gold-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

/* 滚动字幕条 */
.marquee {
  background: linear-gradient(90deg, #b18b45, var(--gold-2), #b18b45);
  overflow: hidden;
  padding: 15px 0;
  position: relative;
  z-index: 3;
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 34s linear infinite;
}
.marquee-group {
  display: flex;
  align-items: center;
  gap: 46px;
  padding-right: 46px;
  white-space: nowrap;
}
.marquee span { color: var(--navy-900); font-weight: 700; font-size: 16px; letter-spacing: 3px; }
.marquee i { color: var(--navy-900); font-style: normal; opacity: .65; font-size: 13px; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* 滚动入场动画 */
.reveal,
.stagger > * {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s cubic-bezier(.2,.6,.2,1), transform .7s cubic-bezier(.2,.6,.2,1);
}
.reveal.in { opacity: 1; transform: none; }
.stagger > * { opacity: 0; transform: translateY(26px); }
.stagger.in > * { opacity: 1; transform: none; }
.stagger.in > *:nth-child(1) { transition-delay: .0s; }
.stagger.in > *:nth-child(2) { transition-delay: .1s; }
.stagger.in > *:nth-child(3) { transition-delay: .2s; }
.stagger.in > *:nth-child(4) { transition-delay: .3s; }
.stagger.in > *:nth-child(5) { transition-delay: .4s; }
.stagger.in > *:nth-child(6) { transition-delay: .5s; }
.stagger.in > *:nth-child(7) { transition-delay: .6s; }
.stagger.in > *:nth-child(8) { transition-delay: .7s; }

/* 图标示意面板（无实物照片时的占位视觉） */
.media-panel {
  position: relative;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  background: linear-gradient(165deg, var(--navy-700), var(--navy-900));
  border: 1px solid rgba(201,163,92,.35);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 40px;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.media-panel::before {
  content: "";
  position: absolute;
  inset: 20px;
  border: 1px dashed rgba(201,163,92,.35);
  border-radius: 12px;
  pointer-events: none;
}
.media-panel::after {
  content: "";
  position: absolute;
  right: -60px; bottom: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,163,92,.16), transparent 70%);
}
.panel-icon {
  width: 88px; height: 88px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(201,163,92,.24), rgba(201,163,92,.06));
  border: 1px solid rgba(201,163,92,.5);
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 1;
  box-shadow: 0 12px 30px rgba(0,0,0,.25);
}
.panel-icon svg { width: 44px; height: 44px; stroke: var(--gold-2); fill: none; stroke-width: 1.6; }
.media-panel h4 { color: #fff; font-size: 20px; font-weight: 700; letter-spacing: .3px; position: relative; z-index: 1; }
.media-panel p { color: #a9b8c6; font-size: 14px; max-width: 320px; position: relative; z-index: 1; line-height: 1.9; }

/* 卡片图标悬停微动 */
.card-icon { transition: transform .3s ease; }
.card:hover .card-icon { transform: translateY(-2px) rotate(-3deg); }

/* ========== v4 增强：上市级质感细节 ========== */

/* 滚动进度条（页首金色细线） */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--gold-2), var(--gold-deep));
  z-index: 300;
}

/* 回到顶部 */
.to-top {
  position: fixed;
  right: 20px; bottom: 96px;
  z-index: 99;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(201,163,92,.5);
  background: rgba(255,255,255,.95);
  color: var(--gold-deep);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity .3s, transform .3s, background .2s;
}
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { background: linear-gradient(135deg, var(--gold-2), var(--gold-deep)); color: var(--navy-900); }

/* 选中文字 */
::selection { background: rgba(201,163,92,.32); color: var(--navy-900); }

/* 首屏滚动提示 */
.scroll-cue {
  position: absolute;
  bottom: 20px; left: 50%;
  transform: translateX(-50%);
  width: 24px; height: 38px;
  border: 1.5px solid rgba(255,255,255,.5);
  border-radius: 14px;
  z-index: 3;
}
.scroll-cue::after {
  content: "";
  position: absolute;
  top: 7px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--gold-2);
  animation: scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #8fa2b3;
  letter-spacing: .5px;
  margin-bottom: 20px;
}
.breadcrumb a { color: #8fa2b3; text-decoration: none; transition: color .2s; }
.breadcrumb a:hover { color: var(--gold-2); }
.breadcrumb span { opacity: .6; }
.breadcrumb em { color: var(--gold-2); font-style: normal; }

/* 卡片编号水印（编辑感大数字） */
.card { position: relative; }
.card .num-bg {
  position: absolute;
  top: 14px; right: 18px;
  font-size: 56px;
  font-weight: 800;
  color: rgba(13,27,42,.045);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1;
  pointer-events: none;
  letter-spacing: -2px;
}

/* 资质荣誉（证书风卡片） */
.cred-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cred-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 22px 28px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.cred-item::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(201,163,92,.38);
  border-radius: 9px;
  pointer-events: none;
}
.cred-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(201,163,92,.45); }
.cred-seal {
  width: 68px; height: 68px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 40%, rgba(201,163,92,.22), rgba(201,163,92,.05));
  border: 1.5px dashed rgba(201,163,92,.55);
  display: flex; align-items: center; justify-content: center;
  transition: transform .3s ease;
}
.cred-item:hover .cred-seal { transform: rotate(8deg) scale(1.05); }
.cred-seal svg { width: 30px; height: 30px; stroke: var(--gold-deep); fill: none; stroke-width: 1.7; }
.cred-item h4 { font-size: 17px; font-weight: 700; color: var(--navy-800); margin-bottom: 8px; }
.cred-item p { font-size: 13.5px; color: var(--muted); line-height: 1.8; }

/* 品牌语录 */
.statement { background: var(--bg-soft); padding: 84px 0; text-align: center; }
.statement blockquote {
  max-width: 780px;
  margin: 0 auto;
  font-size: 25px;
  font-weight: 600;
  color: var(--navy-800);
  line-height: 1.8;
  letter-spacing: .5px;
}
.statement blockquote::before {
  content: "“";
  display: block;
  font-family: Georgia, serif;
  font-size: 64px;
  line-height: .6;
  color: var(--gold);
  margin-bottom: 14px;
}
.statement cite {
  display: block;
  margin-top: 24px;
  font-style: normal;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 3px;
}

/* 按钮箭头微交互 */
.btn .arrow { transition: transform .2s ease; display: inline-block; }
.btn:hover .arrow { transform: translateX(4px); }

/* ========== 响应式 ========== */
@media (max-width: 1000px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .grid-5 > *, .grid-5 > *:nth-child(1), .grid-5 > *:nth-child(2), .grid-5 > *:nth-child(3), .grid-5 > *:nth-child(4), .grid-5 > *:nth-child(5) { grid-column: auto; }
  .cred-row { grid-template-columns: repeat(2, 1fr); }
  .statement blockquote { font-size: 21px; }
  .adv-row { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .feature { grid-template-columns: 1fr; gap: 34px; }
  .feature.rev .media { order: 0; }
  .about-wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 38px; }
  .hero { padding: 96px 0 72px; }
  .page-hero h1 { font-size: 29px; }
  .sec-title { font-size: 27px; }
  .section { --section-y: 76px; }
}

@media (max-width: 720px) {
  .topbar .container { justify-content: center; text-align: center; }
  .grid-4, .grid-3, .grid-5, .adv-row, .cred-row { grid-template-columns: 1fr; }
  .grid-5 > *, .grid-5 > *:nth-child(1), .grid-5 > *:nth-child(2), .grid-5 > *:nth-child(3), .grid-5 > *:nth-child(4), .grid-5 > *:nth-child(5) { grid-column: auto; }
  .statement blockquote { font-size: 18px; }
  .to-top { right: 14px; bottom: 86px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }

  .nav-toggle { display: flex; }
  .nav {
    position: fixed;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    background: #fff;
    padding: 22px 24px;
    gap: 20px;
    box-shadow: 0 18px 40px rgba(13,27,42,.18);
    transform: translateY(-150%);
    transition: transform .28s ease;
    border-bottom: 1px solid var(--line);
  }
  #menu-toggle:checked ~ .nav { transform: translateY(0); }
  .hero { padding: 76px 0 60px; }
  .hero h1 { font-size: 29px; }
  .hero .lead { font-size: 15.5px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats .stat { padding: 18px 20px; }
  .hero-stats .stat:nth-child(3) { border-left: none; }
  .hero-stats .stat:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.14); }
  .page-hero { padding: 56px 0; }
  .page-hero h1 { font-size: 26px; }
  .float-call { display: inline-flex; }
  .cta-band h2 { font-size: 22px; }
  .marquee span { font-size: 13px; letter-spacing: 2px; }
  .marquee-group { gap: 32px; padding-right: 32px; }
}