/* ChAFTA 协会官网 共享样式 V1.1
   设计:官方大气 / 政府文书感 / 中澳双国旗主题色
   v1.1 改动:统一中文字体 Noto Sans SC + 标题字号变大(政府招商风)*/

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --au-blue: #1B6FB8;
  --au-blue-dark: #155A96;
  --au-blue-light: #4A8DC4;
  --cn-red: #E87722;
  --cn-red-dark: #C95F0F;
  --gold: #5A8FB8;
  --gold-light: #7FA8C9;
  --gold-dark: #3F6F9C;

  --bg: #F5F5F5;
  --bg-card: #FFFFFF;
  --bg-section: #EAEAEA;
  --bg-section-2: #E0E0E0;
  --text: #2D2D2D;
  --text-muted: #6B6B6B;
  --text-light: #999999;
  --border: #D8D8D8;
  --border-strong: #BBBBBB;

  --shadow-sm: 0 2px 8px rgba(27,111,184,.08);
  --shadow-md: 0 4px 20px rgba(27,111,184,.10);
  --shadow-lg: 0 12px 40px rgba(27,111,184,.15);

  --radius: 4px;
  --radius-lg: 8px;

  --maxw: 1240px;
  --pad: clamp(20px, 4vw, 60px);
  --gap: clamp(16px, 2vw, 32px);

  --fs-h1: clamp(28px, 3.6vw, 42px);  /* v1.2 内页H1适中,不爆框 */
  --fs-h2: clamp(22px, 2.5vw, 30px);   /* v1.2 二级标题 */
  --fs-h3: clamp(17px, 1.8vw, 21px);   /* v1.2 三级标题 */
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: var(--au-blue); text-decoration: none; transition: color .2s; }
a:hover { color: var(--cn-red); }

h1, h2, h3, h4, h5 { line-height: 1.3; color: var(--au-blue); font-weight: 700; }
h1 { font-size: var(--fs-h1); font-weight: 800; letter-spacing: -0.01em; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

/* v1.2 首页主视觉 H1 单独加大,内页保持紧凑 */
body[data-page="index"] .hero h1,
body[data-page="index"] h1.hero-title {
  font-size: clamp(32px, 4.6vw, 50px);
}

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

/* ===== Topbar ===== */
.topbar {
  background: var(--cn-red);
  color: #fff;
  font-size: 12px;
  padding: 7px 0;
  letter-spacing: .5px;
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.flags { display: flex; gap: 14px; align-items: center; }
.lang-switch a {
  color: rgba(255,255,255,.85);
  margin-left: 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
}
.lang-switch a.active { color: #fff; }
.lang-switch a:hover { color: #fff; }

/* ===== Header ===== */
.site-header {
  background: #5A8FB8;
  border-bottom: 3px solid #3F6F92;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,153,229,.18);
}
.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.brand img { height: 92px; width: auto; }
.brand-text { line-height: 1.3; }
.brand-text strong {
  display: block;
  font-size: 17px;
  color: #fff;
  font-weight: 700;
}
.brand-text small {
  display: block;
  font-size: 10px;
  color: rgba(255,255,255,.65);
  letter-spacing: 1.5px;
  margin-top: 2px;
}

.nav { display: flex; gap: 4px; align-items: center; }
.nav a {
  padding: 10px 14px;
  color: rgba(255,255,255,.85);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all .2s;
}
.nav a:hover { background: rgba(255,255,255,.15); color: #fff; }
.nav a.active { color: #fff; background: var(--au-blue-dark); font-weight: 600; }
.nav .nav-cta {
  background: var(--cn-red);
  color: #fff;
  padding: 10px 20px;
  margin-left: 12px;
  box-shadow: 0 2px 6px rgba(0,0,0,.12);
}
.nav .nav-cta:hover { background: #94402C; color: #fff; }
.nav .nav-cta.active { color: #fff; background: #94402C; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 40px;
  height: 40px;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--au-blue);
  margin: 5px auto;
  transition: .3s;
}

/* ===== Hero ===== */
.hero {
  background:
    linear-gradient(180deg, #F8F8F8 0%, #EAEAEA 100%);
  color: var(--text);
  padding: clamp(40px, 5vw, 64px) 0 clamp(32px, 4vw, 48px);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--au-blue) 0%, var(--gold) 50%, var(--cn-red) 100%);
}
.hero::after {
  content: "";
  position: absolute;
  top: 0; right: -10%;
  width: 60%; height: 100%;
  background: radial-gradient(ellipse at 70% 30%, rgba(184,148,95,.08), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; }
.hero-eyebrow {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(184,148,95,.12);
  color: var(--gold-dark);
  border: 1px solid rgba(184,148,95,.4);
  border-radius: 100px;
  font-size: 13px;
  letter-spacing: 1.5px;
  margin-bottom: 24px;
  font-weight: 600;
}
.hero h1 {
  color: var(--au-blue);
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 700;
  margin-bottom: 18px;
  line-height: 1.2;
  letter-spacing: 1px;
}
.hero h1 .accent { color: var(--cn-red); }
.hero .hero-en {
  font-size: clamp(15px, 1.6vw, 20px);
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 24px;
  letter-spacing: 1px;
  font-style: italic;
  font-family: Georgia, "Times New Roman", serif;
}
.hero .hero-desc {
  max-width: 760px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.95;
  margin-bottom: 32px;
}
.hero .hero-desc strong {
  color: var(--au-blue);
  font-weight: 600;
}
.hero .hero-meta {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-muted);
  padding-top: 28px;
  border-top: 1px solid var(--border);
  margin-top: 36px;
}
.hero .hero-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== Section ===== */
section { padding: clamp(36px, 4.5vw, 60px) 0; }
.section-head { text-align: center; max-width: 800px; margin: 0 auto 30px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 12px;
  color: var(--cn-red);
  letter-spacing: 3px;
  font-weight: 700;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.section-head h2 { margin-bottom: 18px; }
.section-head p { color: var(--text-muted); font-size: 17px; line-height: 1.8; }
.divider-gold {
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 16px auto;
}

/* ===== 双业务线 ===== */
.dual-track {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
}
.track-card {
  background: #fff;
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--radius-lg);
  border-top: 5px solid;
  box-shadow: var(--shadow-md);
  transition: transform .3s, box-shadow .3s;
  display: flex;
  flex-direction: column;
}
.track-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.track-card.existing { border-top-color: var(--au-blue); }
.track-card.platform { border-top-color: var(--cn-red); }
.track-card .track-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 4px;
  font-size: 11px;
  letter-spacing: 1.5px;
  margin-bottom: 18px;
  font-weight: 600;
}
.track-card.existing .track-tag { color: var(--au-blue); background: rgba(63,111,146,.10); }
.track-card.platform .track-tag { color: var(--cn-red); background: rgba(200,16,46,.08); }
.track-card h3 { font-size: 24px; margin-bottom: 8px; }
.track-card .track-sub { color: var(--text-muted); margin-bottom: 28px; font-size: 14px; }
.track-card ul { list-style: none; margin-bottom: 32px; }
.track-card li {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 15px;
}
.track-card li::before {
  content: "▸";
  color: var(--gold);
  font-weight: 700;
  flex-shrink: 0;
  font-size: 16px;
}
.track-card li strong { color: var(--au-blue); display: block; margin-bottom: 2px; }
.track-card li p { color: var(--text-muted); font-size: 13.5px; line-height: 1.65; margin: 0; }
.track-card .track-cta {
  margin-top: auto;
  display: inline-block;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  letter-spacing: 1px;
}
.track-card.existing .track-cta { background: var(--au-blue); color: #fff; }
.track-card.existing .track-cta:hover { background: var(--au-blue-dark); }
.track-card.platform .track-cta { background: var(--cn-red); color: #fff; }
.track-card.platform .track-cta:hover { background: var(--cn-red-dark); }

/* ===== Stats ===== */
.stats-section {
  background: var(--au-blue);
  color: #fff;
  position: relative;
}
.stats-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent 0 30px, rgba(255,255,255,.02) 30px 60px);
}
.stats-section .container { position: relative; }
.stats-section h2 { color: #fff; }
.stats-section .section-head p { color: rgba(255,255,255,.8); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gap);
  text-align: center;
}
.stat-block { padding: 32px 16px; border-right: 1px solid rgba(255,255,255,.15); }
.stat-block:last-child { border-right: 0; }
.stat-num {
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  letter-spacing: -1px;
  font-feature-settings: "tnum";
}
.stat-num small { font-size: .5em; color: var(--gold-light); margin-left: 4px; font-weight: 600; }
.stat-label { margin-top: 14px; font-size: 15px; color: rgba(255,255,255,.9); font-weight: 500; }
.stat-sub { font-size: 13px; color: rgba(255,255,255,.55); margin-top: 6px; }

/* ===== 服务卡 ===== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap);
}
.service-card {
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all .3s;
}
.service-card:hover {
  border-color: var(--au-blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--au-blue), var(--au-blue-light));
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 19px; margin-bottom: 10px; }
.service-card p { color: var(--text-muted); font-size: 15px; line-height: 1.75; }
.service-card .service-meta {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
  font-size: 13px;
  color: var(--text-light);
}

/* ===== 4-7 地办公 ===== */
.offices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--gap);
}
.office {
  background: #fff;
  padding: 28px;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--cn-red);
  box-shadow: var(--shadow-sm);
  transition: all .3s;
}
.office:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.office.au { border-left-color: var(--au-blue); }
.office-flag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--bg-section);
  font-size: 11px;
  border-radius: 4px;
  margin-bottom: 12px;
  letter-spacing: 1px;
  font-weight: 600;
  color: var(--text-muted);
}
.office h4 { margin-bottom: 8px; font-size: 18px; }
.office .office-addr { color: var(--text-muted); font-size: 13.5px; line-height: 1.7; margin-bottom: 10px; }
.office .office-tel { font-size: 13px; color: var(--text); font-family: -apple-system, monospace; }

/* ===== 团队 ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap);
}
.team-card {
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  border-top: 4px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: all .3s;
  text-align: center;
}
.team-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.team-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--au-blue), var(--cn-red));
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  margin: 0 auto 20px;
  box-shadow: var(--shadow-sm);
  font-family: Georgia, serif;
}
.team-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--au-blue);
  margin-bottom: 4px;
}
.team-name-en {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 1.5px;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.team-bio {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.85;
  text-align: left;
}
.team-bio strong { color: var(--au-blue); }

/* ===== 项目卡 ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--gap);
}
.project-card {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: all .3s;
}
.project-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: linear-gradient(to bottom, var(--gold), var(--cn-red));
}
.project-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
}
.project-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--bg-section);
  font-size: 11px;
  letter-spacing: 1px;
  font-weight: 600;
  color: var(--cn-red);
  border-radius: 4px;
  margin-bottom: 14px;
}
.project-card h4 {
  font-size: 19px;
  margin-bottom: 14px;
  line-height: 1.4;
}
.project-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.85;
}
.project-card p strong { color: var(--cn-red); font-weight: 700; }

/* ===== 劳务大屏 ===== */
.labour-hero {
  background: linear-gradient(135deg, var(--cn-red-dark), var(--cn-red));
  color: #fff;
  padding: clamp(60px, 10vw, 110px) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.labour-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, transparent 0 40px, rgba(255,255,255,.03) 40px 80px);
}
.labour-hero h1 {
  color: #fff;
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 14px;
  position: relative;
}
.labour-hero h1 span {
  color: var(--gold);
  font-size: 1.4em;
  font-weight: 800;
}
.labour-hero p {
  font-size: 18px;
  opacity: .9;
  position: relative;
  margin-bottom: 50px;
}
.labour-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}
.labour-stat {
  background: rgba(0,0,0,.18);
  border: 1px solid rgba(255,255,255,.18);
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}
.labour-stat .num {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 12px;
}
.labour-stat .num small { font-size: .35em; color: var(--gold-light); margin-left: 6px; }
.labour-stat .lbl { font-size: 16px; color: rgba(255,255,255,.95); margin-bottom: 4px; font-weight: 600; }
.labour-stat .sub { font-size: 13px; color: rgba(255,255,255,.65); }

/* ===== 会员定价 ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--gap);
}
.price-card {
  background: #fff;
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-align: center;
  position: relative;
  transition: all .3s;
  display: flex;
  flex-direction: column;
}
.price-card.featured {
  border: 2px solid var(--gold);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}
.price-card.featured .featured-flag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: var(--au-blue);
  padding: 4px 16px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  border-radius: 4px;
}
.price-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.price-card.featured:hover { transform: scale(1.02) translateY(-3px); }
.price-tier {
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--cn-red);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.price-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--au-blue);
  margin-bottom: 16px;
}
.price-amount {
  font-size: 34px;
  font-weight: 800;
  color: var(--au-blue);
  margin-bottom: 4px;
  letter-spacing: -1px;
}
.price-amount .currency { font-size: 18px; vertical-align: top; margin-right: 2px; }
.price-amount .period {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
  margin-left: 4px;
}
.price-features {
  list-style: none;
  text-align: left;
  margin: 26px 0 32px;
  flex: 1;
}
.price-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.price-features li::before {
  content: "✓";
  color: var(--gold);
  font-weight: 700;
  flex-shrink: 0;
}
.price-cta {
  display: block;
  padding: 12px 24px;
  background: var(--au-blue);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1px;
}
.price-cta:hover { background: var(--cn-red); color: #fff; }
.price-card.featured .price-cta { background: var(--cn-red); }
.price-card.featured .price-cta:hover { background: var(--cn-red-dark); }

/* ===== 表单 ===== */
.member-form {
  background: #fff;
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  max-width: 720px;
  margin: 0 auto;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-row.full { grid-template-columns: 1fr; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--au-blue);
  margin-bottom: 6px;
  letter-spacing: .5px;
}
.form-group label .req { color: var(--cn-red); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg);
  font-family: inherit;
  transition: all .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--au-blue);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(27,54,93,.1);
}
.form-group textarea { min-height: 100px; resize: vertical; }
.form-msg {
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: 4px;
  font-size: 14px;
  display: none;
}
.form-msg.success {
  background: #F0F8E8;
  border-left: 3px solid #5A8B3F;
  color: #2D5016;
  display: block;
}
.form-msg.error {
  background: #FEF2F2;
  border-left: 3px solid var(--cn-red);
  color: var(--cn-red-dark);
  display: block;
}

/* ===== 5 大业务模块 ===== */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gap);
}
.platform-card {
  background: linear-gradient(135deg, #fff 0%, #FAFAF7 100%);
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-align: center;
  transition: all .3s;
  cursor: pointer;
}
.platform-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.platform-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.platform-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--au-blue), var(--au-blue-light));
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.platform-card h4 { font-size: 18px; margin-bottom: 10px; }
.platform-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ===== Footer ===== */
.site-footer {
  background: var(--au-blue-dark);
  color: rgba(255,255,255,.75);
  padding: 70px 0 28px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--gap);
  margin-bottom: 48px;
}
.footer-col h5 {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 700;
}
.footer-col a { color: rgba(255,255,255,.65); display: block; padding: 5px 0; font-size: 14px; }
.footer-col a:hover { color: var(--gold-light); }
.footer-col p { color: rgba(255,255,255,.6); line-height: 1.85; margin-bottom: 12px; font-size: 13.5px; }
.footer-col p strong { color: rgba(255,255,255,.85); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: rgba(255,255,255,.4);
}

/* ===== 通用按钮 ===== */
.btn {
  display: inline-block;
  padding: 13px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  text-align: center;
  transition: all .2s;
  cursor: pointer;
  border: 0;
  letter-spacing: .5px;
}
.btn-primary { background: var(--cn-red); color: #fff; }
.btn-primary:hover { background: var(--cn-red-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary { background: transparent; color: var(--au-blue); border: 2px solid var(--au-blue); }
.btn-secondary:hover { background: var(--au-blue); color: #fff; }
.btn-outline { background: transparent; color: var(--au-blue); border: 2px solid var(--au-blue); }
.btn-outline:hover { background: var(--au-blue); color: #fff; }
.btn-row { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 32px; }

.alt-bg { background: var(--bg-section); }
.text-center { text-align: center; }

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 20px; box-shadow: var(--shadow-md); }
  .nav.open { display: flex; }
  .nav a { padding: 12px 16px; width: 100%; }
  .nav .nav-cta { margin-left: 0; margin-top: 8px; }
  .nav-toggle { display: block; }
  .site-header { position: relative; }
  .dual-track { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stat-block { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.15); }
  .stat-block:last-child { border-bottom: 0; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .brand img { height: 56px; }
  .brand-text strong { font-size: 14px; }
  .brand-text small { font-size: 9px; }
  .topbar { font-size: 11px; }
  .lang-switch a { margin-left: 8px; }
}

/* ========== business.html 专用 ========== */

/* 三层目标递进图 */
.three-tier-goal {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 60px 0;
  position: relative;
}
.tier-card {
  padding: 36px 28px;
  background: #fff;
  border: 1px solid var(--border);
  position: relative;
  text-align: center;
}
.tier-card:nth-child(1) { background: linear-gradient(135deg, #fff 0%, #FAFAF7 100%); }
.tier-card:nth-child(2) { background: linear-gradient(135deg, #FAFAF7 0%, #F4F2EC 100%); border-left:0;border-right:0; }
.tier-card:nth-child(3) { background: linear-gradient(135deg, #F4F2EC 0%, var(--gold-light) 100%); }
.tier-card:not(:last-child)::after {
  content: "▶";
  position: absolute;
  right: -14px; top: 50%;
  transform: translateY(-50%);
  background: var(--gold);
  color: #fff;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  z-index: 5;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.tier-num {
  display: inline-block;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--au-blue);
  color: var(--gold);
  font-size: 22px;
  font-weight: 700;
  line-height: 48px;
  margin-bottom: 16px;
  font-family: Georgia, serif;
}
.tier-card:nth-child(3) .tier-num { background: var(--cn-red); color: #fff; }
.tier-card h4 { font-size: 19px; margin-bottom: 12px; }
.tier-card p { color: var(--text-muted); font-size: 14.5px; line-height: 1.85; }

@media (max-width: 800px) {
  .three-tier-goal { grid-template-columns: 1fr; gap: 36px; }
  .tier-card:not(:last-child)::after {
    right: 50%; top: auto; bottom: -20px;
    transform: translateX(50%) rotate(90deg);
  }
}

/* 4 渠道推广卡 */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--gap);
}
.channel-card {
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  border-top: 4px solid var(--cn-red);
  transition: all .3s;
}
.channel-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.channel-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--gold);
  font-family: Georgia, serif;
  line-height: 1;
  margin-bottom: 12px;
}
.channel-card h4 { font-size: 18px; margin-bottom: 12px; }
.channel-card p { font-size: 14px; color: var(--text-muted); line-height: 1.85; }
.channel-card ul { list-style: none; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--border); }
.channel-card ul li { font-size: 13px; color: var(--text-muted); padding: 4px 0; padding-left: 16px; position: relative; }
.channel-card ul li::before { content: "·"; position: absolute; left: 4px; color: var(--gold); font-weight: 700; }

/* ========== platform.html 专用 ========== */

/* 三步走 phase */
.phase-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 50px 0;
}
.phase-card {
  background: #fff;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-align: center;
  position: relative;
}
.phase-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--au-blue);
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 2px;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 16px;
}
.phase-card.now .phase-tag { background: var(--cn-red); color: #fff; }
.phase-card.future .phase-tag { background: var(--bg-section); color: var(--text-muted); }
.phase-card h4 { margin-bottom: 12px; font-size: 19px; }
.phase-card p { color: var(--text-muted); font-size: 14px; line-height: 1.85; }

@media (max-width: 800px) {
  .phase-row { grid-template-columns: 1fr; }
}

/* 中澳互补双栏 */
.cooperation-cmp {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: 24px;
  align-items: stretch;
  margin: 40px 0;
}
.cmp-side {
  background: #fff;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.cmp-side.cn { border-top: 5px solid var(--cn-red); }
.cmp-side.au { border-top: 5px solid var(--au-blue); }
.cmp-side h3 {
  font-size: 22px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.cmp-side .cmp-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--bg-section);
  font-size: 11px;
  letter-spacing: 1.5px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-muted);
  border-radius: 4px;
}
.cmp-side.cn .cmp-tag { color: var(--cn-red); background: rgba(200,16,46,.08); }
.cmp-side.au .cmp-tag { color: var(--au-blue); background: rgba(63,111,146,.10); }
.cmp-side ul { list-style: none; }
.cmp-side ul li {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.cmp-side ul li:last-child { border-bottom: 0; }
.cmp-side ul li .ic {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.cmp-side.cn ul li .ic { background: rgba(200,16,46,.08); color: var(--cn-red); }
.cmp-side.au ul li .ic { background: rgba(63,111,146,.10); color: var(--au-blue); }
.cmp-side ul li strong {
  display: block;
  font-size: 15px;
  color: var(--au-blue);
  margin-bottom: 3px;
}
.cmp-side ul li p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}
.cmp-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.cmp-arrow::before {
  content: "";
  position: absolute;
  inset: 50% 0 50% 0;
  height: 2px;
  background: linear-gradient(to right, var(--cn-red), var(--gold), var(--au-blue));
  border-radius: 2px;
}
.cmp-arrow .arrow-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cn-red), var(--au-blue));
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  z-index: 2;
  box-shadow: var(--shadow-md);
}

@media (max-width: 800px) {
  .cooperation-cmp { grid-template-columns: 1fr; }
  .cmp-arrow { transform: rotate(90deg); padding: 12px 0; }
}

/* 数字资产闭环图 */
.dna-flow {
  background: linear-gradient(135deg, var(--au-blue) 0%, var(--au-blue-dark) 100%);
  color: #fff;
  padding: 60px clamp(20px, 4vw, 60px);
  border-radius: var(--radius-lg);
  margin: 30px 0;
  position: relative;
  overflow: hidden;
}
.dna-flow::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 50%, rgba(201,169,97,.15), transparent 50%);
}
.dna-flow-inner { position: relative; z-index: 2; text-align: center; }
.dna-flow h3 {
  color: var(--gold);
  margin-bottom: 12px;
  font-size: 24px;
}
.dna-flow p.dna-lead {
  color: rgba(255,255,255,.85);
  max-width: 720px;
  margin: 0 auto 40px;
  font-size: 16px;
}
.dna-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  align-items: center;
  margin-top: 30px;
}
.dna-step {
  background: rgba(255,255,255,.08);
  padding: 24px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.18);
  text-align: center;
  position: relative;
}
.dna-step .dna-icon {
  font-size: 24px;
  margin-bottom: 10px;
}
.dna-step .dna-label {
  font-size: 13px;
  color: rgba(255,255,255,.85);
  font-weight: 600;
  line-height: 1.5;
}
.dna-step .dna-sub {
  font-size: 11px;
  color: rgba(255,255,255,.55);
  margin-top: 4px;
}
.dna-arrow {
  text-align: center;
  color: var(--gold);
  font-size: 18px;
}

@media (max-width: 800px) {
  .dna-steps { grid-template-columns: 1fr; }
  .dna-arrow { transform: rotate(90deg); padding: 8px 0; }
}

/* 三大赛道卡 */
.track-trio {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap);
}
.track-trio-card {
  background: linear-gradient(135deg, #fff 0%, #FAFAF7 100%);
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: all .3s;
}
.track-trio-card:hover { border-color: var(--gold); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.track-trio-card .trio-num {
  position: absolute;
  top: 16px; right: 22px;
  font-size: 60px;
  font-weight: 800;
  color: rgba(201,169,97,.15);
  font-family: Georgia, serif;
  line-height: 1;
}
.track-trio-card .trio-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--au-blue);
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 1.5px;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 16px;
}
.track-trio-card h4 { font-size: 19px; margin-bottom: 12px; }
.track-trio-card p { font-size: 14px; color: var(--text-muted); line-height: 1.85; }

/* 一站式服务 3 项 */
.onestop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}
.onestop-card {
  text-align: center;
  padding: 36px 28px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all .3s;
}
.onestop-card:hover { border-color: var(--cn-red); }
.onestop-icon {
  width: 72px; height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--au-blue), var(--cn-red));
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: var(--shadow-sm);
}
.onestop-card h4 { font-size: 18px; margin-bottom: 12px; }
.onestop-card p { font-size: 14px; color: var(--text-muted); line-height: 1.8; }
@media (max-width: 800px) {
  .onestop-grid { grid-template-columns: 1fr; }
}

/* ========== membership.html 专用 ========== */
.member-tabs {
  display: flex;
  gap: 8px;
  background: var(--bg-section);
  padding: 6px;
  border-radius: var(--radius);
  max-width: 480px;
  margin: 0 auto 40px;
}
.member-tab {
  flex: 1;
  padding: 12px 20px;
  text-align: center;
  cursor: pointer;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  transition: all .2s;
  background: transparent;
  border: 0;
  font-family: inherit;
}
.member-tab.active { background: #fff; color: var(--au-blue); box-shadow: var(--shadow-sm); }

/* 联系卡 */
.office-detail {
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--au-blue);
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 32px;
  align-items: start;
}
.office-detail.cn { border-left-color: var(--cn-red); }
.office-detail.nz { border-left-color: var(--gold); }
.office-detail .od-meta h4 { margin-bottom: 8px; font-size: 22px; }
.office-detail .od-meta .od-flag {
  display: inline-block;
  padding: 5px 14px 5px 12px;
  background: transparent;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 14px;
  border-left: 3px solid var(--cn-red);
  color: var(--cn-red);
  text-transform: uppercase;
}
.office-detail .od-info p { font-size: 14.5px; line-height: 1.85; color: var(--text-muted); margin-bottom: 8px; }
.office-detail .od-info p strong { color: var(--au-blue); display: inline-block; min-width: 60px; }
@media (max-width: 700px) {
  .office-detail { grid-template-columns: 1fr; gap: 16px; }
}

/* ========== Hero 视觉重构 - 左文字右 LOGO ========== */
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
.hero-text { min-width: 0; }
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* LOGO 容器 - 加装饰圆环 */
.hero-logo-wrap {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 36px;
}
.hero-logo {
  position: relative;
  z-index: 3;
  max-width: 86%;
  width: auto;
  height: auto;
  filter: drop-shadow(0 12px 32px rgba(16, 48, 96, .18));
}

/* 装饰圆环 - 三层金色光环 */
.hero-logo-rings {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.hero-logo-rings::before,
.hero-logo-rings::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
}
.hero-logo-rings::before {
  inset: 6%;
  border-color: rgba(184, 148, 95, .35);
  border-style: dashed;
  animation: ring-rotate 60s linear infinite;
}
.hero-logo-rings::after {
  inset: 14%;
  border-color: rgba(168, 40, 56, .15);
}
@keyframes ring-rotate {
  to { transform: rotate(360deg); }
}

/* 中心金色光晕 */
.hero-logo-wrap::before {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 148, 95, .15), transparent 70%);
  z-index: 0;
}

/* 数字徽章 - 4 块 */
.hero-badges {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  width: 100%;
  max-width: 460px;
}
.hero-badge {
  background: rgba(255, 255, 255, .75);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  padding: 16px 8px;
  text-align: center;
  border-radius: 6px;
  transition: all .25s;
}
.hero-badge:hover {
  border-top-color: var(--cn-red);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.hero-badge strong {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700;
  color: var(--au-blue);
  line-height: 1.1;
  margin-bottom: 4px;
}
.hero-badge span {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* 移除已不需要的旧 hero-meta 样式覆盖 */
.hero .hero-meta { display: none !important; }

/* 响应式 - 移动端堆叠 */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-visual { order: -1; }
  .hero-logo-wrap { max-width: 320px; aspect-ratio: 1/1; margin-bottom: 24px; }
  .hero-badges { max-width: 480px; }
}
@media (max-width: 480px) {
  .hero-badges { grid-template-columns: repeat(2, 1fr); }
}

/* ===== Hero 双栏布局(text 左 + visual 右) ===== */
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
}
.hero-text { max-width: 100%; }
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}
.hero-logo-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(220px, 24vw, 340px);
  aspect-ratio: 1;
}
.hero-logo {
  position: relative;
  z-index: 3;
  width: 84%;
  height: auto;
  filter: drop-shadow(0 6px 18px rgba(16,48,96,.12));
}
.hero-logo-rings {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  z-index: 1;
}
.hero-logo-rings::before,
.hero-logo-rings::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--gold);
  opacity: .25;
}
.hero-logo-rings::before { transform: scale(1); }
.hero-logo-rings::after  { transform: scale(0.88); border-color: var(--au-blue); opacity: .15; }

.hero-badges {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  width: 100%;
  max-width: 460px;
}
.hero-badge {
  background: rgba(255,255,255,.7);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  padding: 14px 8px;
  text-align: center;
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  transition: transform .2s, box-shadow .2s;
}
.hero-badge:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.hero-badge strong {
  display: block;
  color: var(--au-blue);
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 4px;
  font-family: Georgia, "Times New Roman", serif;
}
.hero-badge span {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: .5px;
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: 2; }
  .hero-logo-wrap { width: 60vw; max-width: 280px; }
  .hero-badges { grid-template-columns: repeat(4, 1fr); max-width: 100%; }
}
@media (max-width: 480px) {
  .hero-badges { grid-template-columns: repeat(2, 1fr); }
}

/* =====================================================================
   PLATFORM 页 · 重做 V2 · 真正的网站设计语言
   每个 section 用不同的视觉
   ===================================================================== */

/* -------- Hero · 全屏视差,左 logo 右标题 -------- */
.pf-hero {
  position: relative;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(184,148,95,.15), transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(168,40,56,.1), transparent 60%),
    linear-gradient(180deg, #F8F8F8 0%, #EAEAEA 100%);
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.pf-hero::before {
  /* 大块装饰几何 */
  content: "";
  position: absolute;
  top: 10%; right: -8%;
  width: 60vw; height: 80%;
  background:
    repeating-linear-gradient(45deg,
      transparent 0 8px,
      rgba(16,48,96,.04) 8px 10px);
  transform: rotate(-3deg);
  pointer-events: none;
}
.pf-hero::after {
  /* 右下大圆装饰 */
  content: "";
  position: absolute;
  bottom: -15%; right: -10%;
  width: 600px; height: 600px;
  border: 1px solid rgba(184,148,95,.3);
  border-radius: 50%;
  pointer-events: none;
}
.pf-hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 24px var(--pad) 28px;
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
}
.pf-hero-mark {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--cn-red);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.pf-hero-mark::before {
  content: "";
  width: 40px;
  height: 2px;
  background: var(--cn-red);
}
.pf-hero h1 {
  font-family: Georgia, "Times New Roman", "Songti SC", serif;
  font-size: clamp(36px, 5.5vw, 68px);
  line-height: 1.05;
  font-weight: 700;
  color: var(--au-blue);
  letter-spacing: -1px;
  margin-bottom: 28px;
}
.pf-hero h1 em {
  color: var(--cn-red);
  font-style: italic;
  font-weight: 400;
  display: inline-block;
  position: relative;
}
.pf-hero h1 em::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: 6px;
  height: 8px;
  background: rgba(184,148,95,.35);
  z-index: -1;
}
.pf-hero .pf-en {
  font-family: Georgia, serif;
  font-style: italic;
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.6;
  margin-bottom: 28px;
  letter-spacing: .5px;
}
.pf-hero .pf-desc {
  font-size: 16px;
  line-height: 1.95;
  color: var(--text);
  max-width: 540px;
  border-left: 3px solid var(--gold);
  padding-left: 20px;
}
.pf-hero-visual {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pf-hero-bigchar {
  font-family: Georgia, "Songti SC", serif;
  font-size: clamp(120px, 18vw, 220px);
  font-weight: 900;
  color: var(--au-blue);
  opacity: .06;
  line-height: 1;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  letter-spacing: -10px;
}
.pf-hero-stats {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  width: 100%;
  max-width: 380px;
}
.pf-stat {
  background: rgba(255,255,255,.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(184,148,95,.3);
  padding: 14px 14px;
  text-align: center;
  position: relative;
}
.pf-stat:nth-child(1) { transform: translateY(-10px); }
.pf-stat:nth-child(3) { transform: translateY(-10px); }
.pf-stat::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 24px; height: 1px;
  background: var(--gold);
  transform: translateX(-50%);
}
.pf-stat strong {
  display: block;
  font-family: Georgia, serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--au-blue);
  line-height: 1;
}
.pf-stat span {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-top: 6px;
  text-transform: uppercase;
}
@media (max-width: 900px) {
  .pf-hero-grid { grid-template-columns: 1fr; padding: 80px var(--pad) 60px; }
  .pf-hero-bigchar { font-size: 240px; opacity: .05; }
}

/* -------- Section · 三步走 (大数字 timeline) -------- */
.pf-roadmap {
  background: #fff;
  padding: 120px 0;
  position: relative;
}
.pf-roadmap-header {
  max-width: var(--maxw);
  margin: 0 auto 80px;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 60px;
  align-items: end;
}
.pf-roadmap-header .lead-num {
  font-family: Georgia, serif;
  font-size: 140px;
  font-weight: 700;
  line-height: .85;
  color: var(--au-blue);
  letter-spacing: -6px;
}
.pf-roadmap-header .lead-num span {
  color: var(--gold);
}
.pf-roadmap-header h2 {
  font-family: Georgia, serif;
  font-size: clamp(28px, 3.5vw, 44px);
  color: var(--au-blue);
  line-height: 1.15;
  margin-bottom: 16px;
}
.pf-roadmap-header p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
}
.pf-roadmap-track {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
}
.pf-roadmap-track::before {
  content: "";
  position: absolute;
  left: var(--pad); right: var(--pad);
  top: 80px;
  height: 2px;
  background: linear-gradient(to right, var(--cn-red) 0%, var(--gold) 50%, var(--au-blue) 100%);
  z-index: 1;
}
.pf-phases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  position: relative;
  z-index: 2;
}
.pf-phase {
  background: #fff;
  padding-top: 60px;
  position: relative;
}
.pf-phase-dot {
  position: absolute;
  top: 70px;
  left: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--cn-red);
  border: 4px solid #fff;
  box-shadow: 0 0 0 2px var(--cn-red);
}
.pf-phase:nth-child(2) .pf-phase-dot { background: var(--gold); box-shadow: 0 0 0 2px var(--gold); }
.pf-phase:nth-child(3) .pf-phase-dot { background: var(--au-blue); box-shadow: 0 0 0 2px var(--au-blue); }
.pf-phase-num {
  font-family: Georgia, serif;
  font-size: 14px;
  letter-spacing: 4px;
  color: var(--text-light);
  text-transform: uppercase;
  margin-top: 20px;
  margin-bottom: 14px;
}
.pf-phase-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  border-radius: 2px;
  margin-bottom: 16px;
}
.pf-phase:nth-child(1) .pf-phase-tag { background: var(--cn-red); color: #fff; }
.pf-phase:nth-child(2) .pf-phase-tag { background: rgba(184,148,95,.2); color: var(--gold-dark); }
.pf-phase:nth-child(3) .pf-phase-tag { background: rgba(16,48,96,.1); color: var(--au-blue); }
.pf-phase h3 {
  font-family: Georgia, "Songti SC", serif;
  font-size: 26px;
  color: var(--au-blue);
  line-height: 1.25;
  margin-bottom: 16px;
}
.pf-phase p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 12px;
}

@media (max-width: 900px) {
  .pf-roadmap-header { grid-template-columns: 1fr; gap: 24px; }
  .pf-roadmap-header .lead-num { font-size: 90px; }
  .pf-phases { grid-template-columns: 1fr; gap: 32px; }
  .pf-roadmap-track::before { left: 30px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; background: linear-gradient(to bottom, var(--cn-red), var(--gold), var(--au-blue)); }
  .pf-phase { padding-left: 60px; padding-top: 0; }
  .pf-phase-dot { top: 0; left: 20px; }
}

/* -------- Section · 中方资源(地图风) -------- */
.pf-china {
  background: linear-gradient(180deg, #EAEAEA 0%, #DDDDDD 100%);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.pf-china::before {
  /* 装饰 - 大字"中"水印 */
  content: "中";
  position: absolute;
  top: -50px; right: -50px;
  font-family: "Songti SC", "STSong", serif;
  font-size: 600px;
  color: rgba(168,40,56,.05);
  font-weight: 900;
  pointer-events: none;
  line-height: 1;
}
.pf-china-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 80px;
}
.pf-china-side .pf-eyebrow {
  display: inline-block;
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--cn-red);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.pf-china-side h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: 38px;
  line-height: 1.15;
  color: var(--au-blue);
  margin-bottom: 24px;
}
.pf-china-side p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.pf-china-side .pf-quote {
  font-family: Georgia, serif;
  font-style: italic;
  font-size: 18px;
  color: var(--au-blue);
  line-height: 1.6;
  padding: 20px 0;
  border-top: 1px solid rgba(168,40,56,.3);
  border-bottom: 1px solid rgba(168,40,56,.3);
  margin-top: 28px;
}
.pf-china-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.pf-china-item {
  background: rgba(255,255,255,.6);
  border: 1px solid rgba(184,148,95,.4);
  padding: 36px 32px;
  position: relative;
  transition: all .3s;
  cursor: pointer;
}
.pf-china-item:hover {
  background: #fff;
  z-index: 2;
  box-shadow: 0 16px 40px rgba(16,48,96,.12);
  transform: translateY(-3px);
}
.pf-china-item:not(:nth-child(2n)) { border-right: 0; }
.pf-china-item:nth-child(-n+2) { border-bottom: 0; }
.pf-china-item-num {
  font-family: Georgia, serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 3px;
  margin-bottom: 12px;
}
.pf-china-item h4 {
  font-family: "Songti SC", "STSong", "Microsoft YaHei", serif;
  font-size: 22px;
  color: var(--au-blue);
  margin-bottom: 10px;
  font-weight: 700;
}
.pf-china-item p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.75;
  margin: 0;
}
.pf-china-item .pf-loc {
  font-family: Georgia, serif;
  font-size: 11px;
  color: var(--cn-red);
  letter-spacing: 2px;
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
}
.pf-china-item .pf-loc::before { content: "◆"; color: var(--gold); }

@media (max-width: 900px) {
  .pf-china-inner { grid-template-columns: 1fr; gap: 40px; }
  .pf-china-list { grid-template-columns: 1fr; }
  .pf-china-item:not(:nth-child(2n)) { border-right: 1px solid rgba(184,148,95,.4); }
  .pf-china-item:nth-child(-n+2) { border-bottom: 0; }
  .pf-china-item:not(:last-child) { border-bottom: 0 !important; }
  .pf-china-item:last-child { border-bottom: 1px solid rgba(184,148,95,.4) !important; }
}

/* -------- Section · 澳洲项目(大图卡片网格,不对称) -------- */
.pf-au {
  background: var(--au-blue);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.pf-au::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(184,148,95,.12), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(168,40,56,.1), transparent 50%);
  pointer-events: none;
}
.pf-au-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
  z-index: 2;
}
.pf-au-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-bottom: 80px;
  align-items: end;
}
.pf-au-header .pf-eyebrow {
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--gold-light);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: block;
}
.pf-au-header h2 {
  font-family: Georgia, serif;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.1;
  color: #fff;
  font-weight: 700;
}
.pf-au-header h2 em {
  color: var(--gold);
  font-style: italic;
  font-weight: 400;
}
.pf-au-header-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-bottom: 8px;
}
.pf-au-header-right .pf-au-summary {
  font-family: Georgia, serif;
  font-size: 80px;
  line-height: 1;
  color: var(--gold);
  font-weight: 700;
}
.pf-au-header-right .pf-au-summary span { font-size: 22px; color: rgba(255,255,255,.7); display: block; margin-top: 10px; letter-spacing: 4px; }

.pf-au-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}
.pf-au-card {
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.12);
  padding: 40px 36px;
  transition: all .35s;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.pf-au-card:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--gold);
  transform: translateY(-3px);
}
.pf-au-card::after {
  content: "→";
  position: absolute;
  top: 24px; right: 30px;
  font-size: 22px;
  color: var(--gold);
  opacity: 0;
  transition: opacity .3s, transform .3s;
}
.pf-au-card:hover::after { opacity: 1; transform: translateX(4px); }
.pf-au-card.featured {
  grid-row: 1 / 3;
  background: linear-gradient(135deg, rgba(168,40,56,.25), rgba(168,40,56,.05));
  border-color: rgba(168,40,56,.4);
}
.pf-au-card .pf-au-region {
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--gold-light);
  margin-bottom: 16px;
  font-weight: 700;
}
.pf-au-card .pf-au-region::before {
  content: "◉ ";
  color: var(--cn-red);
}
.pf-au-card h3 {
  font-family: Georgia, serif;
  font-size: 28px;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 14px;
  font-weight: 700;
}
.pf-au-card.featured h3 { font-size: 38px; }
.pf-au-card p {
  font-size: 14.5px;
  color: rgba(255,255,255,.78);
  line-height: 1.85;
}
.pf-au-card p strong {
  color: var(--gold);
  font-weight: 600;
  border-bottom: 1px dashed rgba(184,148,95,.5);
}
.pf-au-card .pf-au-keymetric {
  display: flex;
  gap: 24px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.pf-au-card .pf-au-keymetric > div { flex: 1; }
.pf-au-card .pf-au-keymetric strong {
  display: block;
  font-family: Georgia, serif;
  font-size: 28px;
  color: var(--gold);
  border: 0;
  font-weight: 700;
}
.pf-au-card .pf-au-keymetric span {
  font-size: 11px;
  color: rgba(255,255,255,.6);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .pf-au-header { grid-template-columns: 1fr; gap: 30px; }
  .pf-au-grid { grid-template-columns: 1fr; }
  .pf-au-card.featured { grid-row: auto; }
}

/* -------- Section · 中澳互补 (核心叙事 split-flag) -------- */
.pf-comp {
  background: #fff;
  padding: 0;
  position: relative;
}
.pf-comp-banner {
  text-align: center;
  padding: 80px var(--pad) 60px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.pf-comp-banner .pf-mark {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--cn-red);
  font-weight: 700;
  text-transform: uppercase;
}
.pf-comp-banner .pf-mark::before,
.pf-comp-banner .pf-mark::after {
  content: "";
  width: 30px; height: 1px;
  background: var(--cn-red);
}
.pf-comp-banner h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: clamp(32px, 4vw, 56px);
  color: var(--au-blue);
  line-height: 1.15;
  margin-bottom: 18px;
}
.pf-comp-banner h2 em {
  color: var(--gold);
  font-style: italic;
  font-weight: 400;
}
.pf-comp-banner p {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.7;
}
.pf-comp-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  min-height: 720px;
}
.pf-comp-split::before {
  /* 中间分隔线 + 装饰圆 */
  content: "";
  position: absolute;
  left: 50%; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--gold) 30%, var(--gold) 70%, transparent);
  transform: translateX(-50%);
  z-index: 2;
}
.pf-comp-split .pf-yinyang {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--cn-red) 50%, var(--au-blue) 50%);
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Georgia, serif;
  font-size: 28px;
  color: #fff;
  font-weight: 700;
  letter-spacing: -2px;
  box-shadow: 0 0 0 6px #fff, 0 12px 30px rgba(0,0,0,.15);
}
.pf-comp-side {
  padding: 80px 60px;
  position: relative;
}
.pf-comp-side.cn {
  background: linear-gradient(135deg, rgba(168,40,56,.04) 0%, rgba(168,40,56,.01) 100%);
}
.pf-comp-side.au {
  background: linear-gradient(135deg, rgba(16,48,96,.04) 0%, rgba(16,48,96,.01) 100%);
}
.pf-comp-side .pf-flag {
  font-family: Georgia, serif;
  font-size: 12px;
  letter-spacing: 5px;
  font-weight: 700;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.pf-comp-side.cn .pf-flag { color: var(--cn-red); }
.pf-comp-side.au .pf-flag { color: var(--au-blue); }
.pf-comp-side h3 {
  font-family: "Songti SC", "STSong", serif;
  font-size: 32px;
  color: var(--au-blue);
  line-height: 1.25;
  margin-bottom: 36px;
  max-width: 380px;
}
.pf-comp-side ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.pf-comp-side li {
  padding: 22px 0;
  border-bottom: 1px solid rgba(0,0,0,.08);
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 20px;
  align-items: start;
}
.pf-comp-side li:last-child { border-bottom: 0; }
.pf-comp-side li .pf-num {
  font-family: Georgia, serif;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--gold);
  font-weight: 700;
  padding-top: 4px;
}
.pf-comp-side li strong {
  display: block;
  font-family: "Songti SC", serif;
  font-size: 19px;
  color: var(--au-blue);
  margin-bottom: 6px;
  font-weight: 700;
}
.pf-comp-side.cn li strong { color: var(--cn-red); }
.pf-comp-side li p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .pf-comp-split { grid-template-columns: 1fr; min-height: auto; }
  .pf-comp-split::before { display: none; }
  .pf-comp-split .pf-yinyang { display: none; }
  .pf-comp-side { padding: 50px 30px; }
}

/* -------- Section · RWA + 数字人民币(深色 dramatic) -------- */
.pf-rwa {
  background: linear-gradient(135deg, #08203F 0%, #103060 50%, #1A4080 100%);
  padding: 130px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.pf-rwa::before {
  /* 装饰网格 */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(184,148,95,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184,148,95,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.pf-rwa::after {
  content: "RWA + ¥";
  position: absolute;
  top: 5%; right: 4%;
  font-family: Georgia, serif;
  font-size: 200px;
  font-weight: 900;
  color: rgba(184,148,95,.08);
  pointer-events: none;
  letter-spacing: -8px;
}
.pf-rwa-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
  z-index: 2;
}
.pf-rwa-header {
  margin-bottom: 80px;
}
.pf-rwa-header .pf-eyebrow {
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 28px;
  display: block;
  text-transform: uppercase;
}
.pf-rwa-header h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: clamp(32px, 4.5vw, 56px);
  line-height: 1.1;
  color: #fff;
  margin-bottom: 28px;
  max-width: 880px;
}
.pf-rwa-header h2 em {
  color: var(--gold);
  font-style: italic;
  font-weight: 400;
}
.pf-rwa-header p {
  font-size: 17px;
  color: rgba(255,255,255,.75);
  line-height: 1.85;
  max-width: 720px;
}
.pf-rwa-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin: 60px 0;
  position: relative;
}
.pf-flow-step {
  text-align: center;
  padding: 40px 20px;
  position: relative;
  border-right: 1px solid rgba(184,148,95,.2);
}
.pf-flow-step:last-child { border-right: 0; }
.pf-flow-step:last-child {
  background: rgba(184,148,95,.1);
  border-left: 2px solid var(--gold);
}
.pf-flow-num {
  font-family: Georgia, serif;
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 16px;
}
.pf-flow-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(184,148,95,.15);
  border: 1px solid var(--gold);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: var(--gold);
  font-family: Georgia, serif;
  font-weight: 700;
}
.pf-flow-step:last-child .pf-flow-icon {
  background: var(--gold);
  color: var(--au-blue);
  font-size: 32px;
}
.pf-flow-label {
  font-family: "Songti SC", serif;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.pf-flow-step:last-child .pf-flow-label { color: var(--gold); }
.pf-flow-sub {
  font-size: 11px;
  color: rgba(255,255,255,.5);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.pf-rwa-note {
  text-align: center;
  font-style: italic;
  font-family: Georgia, serif;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  margin-top: 40px;
}

@media (max-width: 900px) {
  .pf-rwa-flow { grid-template-columns: 1fr; }
  .pf-flow-step { border-right: 0; border-bottom: 1px solid rgba(184,148,95,.2); }
  .pf-flow-step:last-child { border-bottom: 0; border-left: 0; border-top: 2px solid var(--gold); }
}

/* -------- Section · 三大赛道(横向 stack hover) -------- */
.pf-tracks {
  background: var(--bg);
  padding: 120px 0;
}
.pf-tracks-inner { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
.pf-tracks-head {
  text-align: center;
  margin-bottom: 60px;
}
.pf-tracks-head .pf-eyebrow {
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--cn-red);
  font-weight: 700;
  text-transform: uppercase;
  display: block;
  margin-bottom: 16px;
}
.pf-tracks-head h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: clamp(28px, 3.6vw, 44px);
  color: var(--au-blue);
  line-height: 1.15;
}
.pf-tracks-head h2 em { color: var(--gold); font-style: italic; }
.pf-tracks-stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
}
.pf-track {
  padding: 60px 40px;
  background: #fff;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: all .4s;
  position: relative;
  cursor: pointer;
  min-height: 400px;
  display: flex;
  flex-direction: column;
}
.pf-track:last-child { border-right: 0; }
.pf-track:hover {
  background: var(--au-blue);
  color: #fff;
}
.pf-track-cat {
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 24px;
  text-transform: uppercase;
}
.pf-track-num {
  font-family: Georgia, serif;
  font-size: 80px;
  font-weight: 700;
  color: var(--au-blue);
  line-height: 1;
  margin-bottom: 30px;
  transition: color .4s;
  letter-spacing: -4px;
}
.pf-track:hover .pf-track-num { color: var(--gold); }
.pf-track h3 {
  font-family: "Songti SC", serif;
  font-size: 26px;
  color: var(--au-blue);
  margin-bottom: 18px;
  transition: color .4s;
}
.pf-track:hover h3 { color: #fff; }
.pf-track p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.85;
  margin-top: auto;
  transition: color .4s;
}
.pf-track:hover p { color: rgba(255,255,255,.85); }
.pf-track-tag {
  display: inline-block;
  margin-top: 20px;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--cn-red);
  font-family: Georgia, serif;
  font-weight: 700;
  border: 1px solid var(--cn-red);
  padding: 4px 10px;
  align-self: flex-start;
  transition: all .4s;
}
.pf-track:hover .pf-track-tag { color: var(--gold); border-color: var(--gold); }

@media (max-width: 900px) {
  .pf-tracks-stack { grid-template-columns: 1fr; }
  .pf-track { border-right: 0; }
}

/* -------- Section · 一站式服务(简洁 row) -------- */
.pf-onestop {
  background: #fff;
  padding: 100px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pf-onestop-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: center;
}
.pf-onestop-text .pf-eyebrow {
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--cn-red);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: block;
}
.pf-onestop-text h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: 36px;
  color: var(--au-blue);
  line-height: 1.15;
  margin-bottom: 20px;
}
.pf-onestop-text p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.85;
}
.pf-onestop-rows {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.pf-os-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 30px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.pf-os-row:last-child { border-bottom: 0; }
.pf-os-row:hover { background: var(--bg); padding-left: 16px; }
.pf-os-num {
  font-family: Georgia, serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
}
.pf-os-content h4 {
  font-family: "Songti SC", serif;
  font-size: 20px;
  color: var(--au-blue);
  margin-bottom: 4px;
}
.pf-os-content p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.65;
}
.pf-os-link {
  color: var(--cn-red);
  font-size: 13px;
  font-family: Georgia, serif;
  letter-spacing: 1px;
  font-weight: 600;
  white-space: nowrap;
}
.pf-os-link:hover { color: var(--gold); }

@media (max-width: 900px) {
  .pf-onestop-inner { grid-template-columns: 1fr; gap: 30px; }
}

/* -------- CTA · big offer -------- */
.pf-cta {
  background: var(--bg-section);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.pf-cta::before {
  content: "JOIN";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: Georgia, serif;
  font-size: 320px;
  font-weight: 900;
  color: rgba(184,148,95,.08);
  letter-spacing: -16px;
  pointer-events: none;
}
.pf-cta-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 var(--pad);
}
.pf-cta h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: clamp(28px, 4vw, 44px);
  color: var(--au-blue);
  line-height: 1.2;
  margin-bottom: 18px;
}
.pf-cta h2 em { color: var(--gold); font-style: italic; }
.pf-cta p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 36px;
}
.pf-cta-row {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}


/* ============================================
   v2 新增:Wix 风顶部 / 导航 / Banner / Footer
   覆盖旧版 .topbar / .nav 相关
   ============================================ */

/* TOP BAR (light blue) */
.topbar-light {
  background: #CFE6F2;
  padding: 16px 0;
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.brand-logo {
  height: 110px;
  width: auto;
  object-fit: contain;
  display: block;
}

.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 18px;
}
.login {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 14px;
}
.login:hover { color: var(--au-blue); }
.login-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #d4d4d4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.search {
  display: flex;
  align-items: center;
  background: #fff;
  border: 1px solid #B8D4E3;
  border-radius: 2px;
  padding: 6px 10px;
  width: 200px;
  color: var(--text-muted);
}
.search input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  width: 100%;
  margin-left: 6px;
  color: var(--text);
  font-family: inherit;
}

/* MAIN NAV (deep blue) */
.mainnav {
  background: var(--au-blue);
}
.mainnav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  align-items: stretch;
}
.mainnav-list {
  display: flex;
  list-style: none;
  flex: 1;
  margin: 0;
  padding: 0;
}
.mainnav-list a {
  display: block;
  padding: 18px 16px;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.3px;
  border-right: 1px solid rgba(255,255,255,0.15);
  transition: background 0.15s;
  text-decoration: none;
}
.mainnav-list li:first-child a { border-left: 1px solid rgba(255,255,255,0.15); }
.mainnav-list a:hover,
.mainnav-list a.active {
  background: var(--au-blue-dark);
  color: #fff;
}
.lang {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 22px;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
}
.lang .caret { font-size: 12px; opacity: 0.85; }
.lang:hover { background: var(--au-blue-dark); }

/* HERO BANNER - 撑满全屏宽,但限高防止大屏拉太高 */
.hero-banner {
  width: 100%;
  background: var(--cn-red);
  overflow: hidden;
  display: block;
  margin: 0;
  padding: 0;
  font-size: 0;
  line-height: 0;
}
.hero-banner img {
  width: 100%;
  height: auto;
  display: block;
  margin: 0;
}

/* INTRO / AREAS / NEWS for index */
.intro {
  background: #fff;
  padding: 56px 0;
}
.section-title {
  color: var(--cn-red);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: 0.3px;
}
.intro .lead {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.7;
}
.intro p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 14px;
}

.areas { background: var(--bg); padding: 56px 0; }
.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.area-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 28px 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.area-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.area-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;
  margin-bottom: 20px;
  box-shadow: 0 6px 18px rgba(27,111,184,0.18);
}
.area-card h3 {
  font-size: 22px;
  color: var(--au-blue);
  font-weight: 700;
  margin-bottom: 10px;
}
.area-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.area-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--cn-red);
}
.area-link:hover { color: var(--cn-red-dark); }

.news { background: #fff; padding: 56px 0; }
.news-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 28px;
}
.news-head .section-title { margin-bottom: 0; }
.see-all { font-size: 14px; color: var(--au-blue); font-weight: 600; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: #FAFAFA;
  border-left: 3px solid var(--cn-red);
  padding: 20px 22px;
  border-radius: 0 3px 3px 0;
}
.news-date {
  font-size: 13px;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.news-card h4 {
  font-size: 16px;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}
.news-card p {
  font-size: 14px;
  color: var(--text-muted);
}

/* FOOTER (new unified) */
.site-footer {
  background: var(--au-blue);
  color: #fff;
}
.site-footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  padding: 48px var(--pad);
  max-width: var(--maxw);
  margin: 0 auto;
}
.site-footer-logo {
  height: 56px;
  width: auto;
  background: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  margin-bottom: 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.site-footer-tag {
  font-size: 14px;
  opacity: 0.85;
  line-height: 1.5;
}
.site-footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.site-footer-cols h5 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 14px;
  color: #fff;
  font-weight: 700;
}
.site-footer-cols a {
  display: block;
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  padding: 4px 0;
  text-decoration: none;
}
.site-footer-cols a:hover { color: #fff; }
.site-footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding: 16px var(--pad);
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

/* RESPONSIVE for new components */
@media (max-width: 900px) {
  .areas-grid,
  .news-grid,
  .site-footer-cols { grid-template-columns: 1fr 1fr; }
  .site-footer-inner { grid-template-columns: 1fr; }
  .topbar-actions { width: 100%; justify-content: flex-end; }
}
@media (max-width: 640px) {
  .areas-grid,
  .news-grid,
  .site-footer-cols { grid-template-columns: 1fr; }
  .brand-logo { height: 60px; }
  .search { width: 140px; }
}

/* ============================================
   Topbar 滚动公告栏 (logo 右侧)
   ============================================ */
.marquee {
  flex: 1;
  min-width: 0;            /* 关键:让 flex 子项可以收缩 */
  overflow: hidden;
  position: relative;
  height: 32px;
  display: flex;
  align-items: center;
  margin: 0 24px;
  /* 两端羽化淡出,避免文字硬切 */
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 40px, #000 calc(100% - 40px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 40px, #000 calc(100% - 40px), transparent 100%);
}
.marquee-track {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
  animation: marqueeScroll 60s linear infinite;
}
.marquee-track:hover {
  animation-play-state: paused;   /* 鼠标悬停暂停 */
}
.marquee-item {
  font-size: 14px;
  color: var(--cn-red);
  font-weight: 500;
  letter-spacing: 0.3px;
  flex-shrink: 0;
}
.marquee-sep {
  color: var(--cn-red);
  font-weight: 700;
  margin: 0 24px;
  flex-shrink: 0;
  opacity: 0.5;
}
@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* 小屏隐藏 marquee,避免挤压 */
@media (max-width: 900px) {
  .marquee { display: none; }
}

/* ============================================
   v3 新增:下拉菜单 / Tab 布局 / 树形图 / 新 footer
   ============================================ */

/* 下拉菜单 */
.mainnav-list { position: relative; }
.mainnav-list .has-sub { position: relative; }
.mainnav-list .submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background: #fff;
  border-top: 3px solid var(--cn-red);
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
  list-style: none;
  margin: 0;
  padding: 6px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.18s, transform 0.18s, visibility 0.18s;
  z-index: 100;
}
.mainnav-list .has-sub:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mainnav-list .submenu li { display: block; }
.mainnav-list .submenu a {
  display: block;
  padding: 10px 18px;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  border: none;
  background: #fff;
  white-space: nowrap;
  letter-spacing: 0;
}
.mainnav-list .submenu a:hover {
  background: #F0F6FB;
  color: var(--au-blue);
}

/* ============================================
   关于协会:左菜单 + 右内容
   ============================================ */
.about-layout {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 48px var(--pad);
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
}
.tab-sidebar {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  height: fit-content;
  overflow: hidden;
}
.tab-sidebar h3 {
  background: var(--au-blue);
  color: #fff;
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
}
.tab-link {
  display: block;
  padding: 14px 20px;
  color: var(--text);
  font-size: 15px;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  border-left: 3px solid transparent;
}
.tab-link:last-child { border-bottom: none; }
.tab-link:hover {
  background: #F5F9FC;
  color: var(--au-blue);
}
.tab-link.active {
  background: #F0F6FB;
  color: var(--au-blue);
  border-left-color: var(--cn-red);
  font-weight: 600;
}
.tab-content {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 36px 40px;
  min-height: 400px;
}
.tab-pane { display: none; }
.tab-pane.active { display: block; animation: fadeIn 0.25s; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.tab-pane h2 {
  font-size: 24px;
  color: var(--au-blue);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--cn-red);
  display: inline-block;
}
.tab-pane h3 {
  font-size: 18px;
  color: var(--text);
  margin: 28px 0 12px;
  font-weight: 700;
}
.tab-pane p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.85;
  margin-bottom: 14px;
}

/* 大事记时间线 */
.timeline {
  list-style: none;
  padding: 0;
  margin: 16px 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 100px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline li {
  position: relative;
  padding: 14px 0 14px 130px;
  border-bottom: 1px dashed var(--border);
}
.timeline li:last-child { border-bottom: none; }
.timeline .year {
  position: absolute;
  left: 0;
  top: 16px;
  width: 80px;
  text-align: right;
  font-weight: 700;
  font-size: 16px;
  color: var(--cn-red);
}
.timeline li::before {
  content: "";
  position: absolute;
  left: 95px;
  top: 22px;
  width: 12px;
  height: 12px;
  background: #fff;
  border: 3px solid var(--cn-red);
  border-radius: 50%;
}
.timeline .event-title {
  font-weight: 600;
  color: var(--text);
  font-size: 15px;
  margin-bottom: 4px;
}
.timeline .event-desc {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* 信息公开 - 资质卡片网格 */
.disclosure-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 16px;
}
.disclosure-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 20px;
  background: #FAFAFA;
}
.disclosure-card h4 {
  color: var(--au-blue);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.disclosure-card .meta {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 10px;
}
.disclosure-card .body {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}
.disclosure-placeholder {
  background: repeating-linear-gradient(45deg, #f0f0f0, #f0f0f0 8px, #fafafa 8px, #fafafa 16px);
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 13px;
  margin-top: 12px;
  border-radius: 3px;
}

/* ============================================
   领导信息页
   ============================================ */
.leaders-page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 48px var(--pad);
}
.leaders-page > h1 {
  font-size: 28px;
  color: var(--au-blue);
  text-align: center;
  margin-bottom: 8px;
}
.leaders-page .lead-sub {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
  font-size: 14px;
  letter-spacing: 1px;
}
.leader-group {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 24px 32px;
  margin-bottom: 20px;
}
.leader-group h3 {
  font-size: 17px;
  color: var(--au-blue);
  font-weight: 700;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--cn-red);
  display: inline-block;
}
.leader-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
}
.leader-list li {
  font-size: 15px;
  color: var(--text);
  padding: 6px 0;
  display: flex;
  gap: 12px;
}
.leader-list li .org {
  color: var(--text-muted);
  font-size: 14px;
  flex: 1;
}
.leader-list li .name {
  font-weight: 600;
  min-width: 70px;
}

/* ============================================
   组织机构页 - 树形架构
   ============================================ */
.org-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px var(--pad);
}
.org-page > h1 {
  font-size: 28px;
  color: var(--au-blue);
  text-align: center;
  margin-bottom: 8px;
}
.org-page > .org-sub {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
  letter-spacing: 1px;
}
.org-root {
  text-align: center;
  margin-bottom: 30px;
}
.org-root .root-box {
  display: inline-block;
  padding: 18px 40px;
  background: var(--au-blue);
  color: #fff;
  border-radius: 4px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 1px;
  box-shadow: 0 4px 14px rgba(27,111,184,0.25);
}
.org-section {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 24px 28px;
  margin-bottom: 20px;
}
.org-section > h2 {
  font-size: 18px;
  color: var(--cn-red);
  font-weight: 700;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--cn-red);
  display: inline-block;
}
.org-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.org-node {
  background: #F5F9FC;
  border: 1px solid #D5E4F0;
  border-radius: 3px;
  padding: 12px 14px;
  font-size: 14px;
  color: var(--text);
  text-align: center;
  font-weight: 500;
}
.org-committee {
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 14px 18px;
  margin-bottom: 12px;
  background: #FAFAFA;
}
.org-committee h4 {
  font-size: 15px;
  color: var(--au-blue);
  margin-bottom: 10px;
  font-weight: 700;
}
.org-sub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 6px;
  padding-left: 14px;
  border-left: 3px solid var(--cn-red);
}
.org-sub-node {
  font-size: 13px;
  color: var(--text-muted);
  padding: 6px 8px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 2px;
  text-align: center;
}
.org-region-block { margin-bottom: 14px; }
.org-region-block:last-child { margin-bottom: 0; }
.org-region-block h4 {
  font-size: 14px;
  color: var(--au-blue);
  margin-bottom: 8px;
  font-weight: 700;
}

/* ============================================
   新 footer 增强
   ============================================ */
.site-footer-addr {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.9;
  color: rgba(255,255,255,0.95);
}
.site-footer-addr strong {
  color: #fff;
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
  font-weight: 700;
}
.site-footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.footer-meta {
  font-size: 12px;
  opacity: 0.65;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .about-layout { grid-template-columns: 1fr; }
  .leader-list { grid-template-columns: 1fr; }
  .disclosure-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 70px; }
  .timeline li { padding-left: 96px; }
  .timeline .year { width: 60px; }
  .timeline li::before { left: 65px; }
  .mainnav-list .submenu {
    position: static;
    box-shadow: none;
    border-top: none;
    background: rgba(0,0,0,0.15);
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .mainnav-list .submenu a {
    color: rgba(255,255,255,0.85);
    background: transparent;
    padding-left: 36px;
  }
  .mainnav-list .submenu a:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
  }
}

/* ============================================
   导航下拉菜单 (.has-sub / .submenu)
   ============================================ */
.mainnav-list .has-sub {
  position: relative;
}
.mainnav-list .has-sub > a {
  /* 顶层链接保持原样,但加一点右内边距给 ▾ 留位置 */
  padding-right: 16px;
}
.submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background: #fff;
  list-style: none;
  margin: 0;
  padding: 6px 0;
  box-shadow: 0 6px 18px rgba(0,0,0,0.15);
  border-top: 3px solid var(--cn-red);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .18s, transform .18s, visibility .18s;
  z-index: 100;
}
.mainnav-list .has-sub:hover > .submenu,
.mainnav-list .has-sub:focus-within > .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.submenu li {
  list-style: none;
}
.submenu a {
  display: block;
  padding: 10px 18px;
  color: var(--text);
  font-size: 14px;
  font-weight: 400;
  text-decoration: none;
  border: none;       /* 覆盖 mainnav-list a 的 border */
  white-space: nowrap;
  transition: background 0.12s, color 0.12s;
}
.submenu a:hover {
  background: #F5F8FB;
  color: var(--au-blue);
}

/* 移动端:下拉直接展开为缩进列表,不悬浮 */
@media (max-width: 900px) {
  .submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-top: none;
    background: rgba(0,0,0,0.15);
    display: none;
  }
  .mainnav-list .has-sub.open > .submenu {
    display: block;
  }
  .submenu a {
    color: rgba(255,255,255,0.9);
    padding-left: 36px;
  }
  .submenu a:hover {
    background: rgba(0,0,0,0.25);
    color: #fff;
  }
}

/* ============================================
   Footer 增强(地址、备案、技术支持)
   ============================================ */
.site-footer-addr {
  margin-top: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
}
.site-footer-addr strong {
  color: #fff;
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
}
.site-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-meta {
  font-size: 12px;
  opacity: 0.7;
}
@media (max-width: 700px) {
  .site-footer-bottom {
    justify-content: center;
    text-align: center;
  }
}

/* ============================================
   大事记 / 时间轴 (history.html)
   ============================================ */

/* 通用页面标题区 */
.page-head {
  background: #F5F8FB;
  padding: 40px 0 36px;
  border-bottom: 1px solid var(--border);
}
.crumb {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 14px;
}
.crumb a {
  color: var(--text-muted);
  text-decoration: none;
}
.crumb a:hover { color: var(--cn-red); }
.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--au-blue);
  margin: 0 0 8px;
  letter-spacing: 0.5px;
}
.page-sub {
  font-size: 15px;
  color: var(--text-muted);
  margin: 0;
}

/* 时间轴主体 */
.timeline-section {
  background: #fff;
  padding: 56px 0 80px;
}

.year-group {
  margin-bottom: 56px;
  position: relative;
}
.year-label {
  display: inline-block;
  background: var(--cn-red);
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 10px 24px;
  border-radius: 4px 4px 0 0;
  margin-bottom: -1px;
  position: relative;
  z-index: 2;
}

.timeline {
  position: relative;
  padding: 32px 0 8px 200px;
  border-top: 3px solid var(--cn-red);
}
/* 贯穿的竖线 */
.timeline::before {
  content: "";
  position: absolute;
  left: 178px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.t-item {
  position: relative;
  margin-bottom: 28px;
  display: flex;
  align-items: flex-start;
  gap: 28px;
}
.t-item:last-child { margin-bottom: 0; }

/* 节点圆点 */
.t-dot {
  position: absolute;
  left: -30px;
  top: 18px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--cn-red);
  z-index: 2;
  transform: translateX(-50%);
}
.t-dot.start {
  background: var(--cn-red);
  width: 18px;
  height: 18px;
  top: 16px;
}

/* 日期标签 */
.t-date {
  position: absolute;
  left: -200px;
  top: 12px;
  width: 156px;
  text-align: right;
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.3px;
}
.t-month { display: block; }

/* 卡片 */
.t-card {
  flex: 1;
  background: #FAFAFA;
  border: 1px solid var(--border);
  border-left: 3px solid var(--au-blue);
  border-radius: 0 4px 4px 0;
  padding: 20px 24px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.t-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  transform: translateX(2px);
}

.t-item.highlight .t-card {
  border-left: 3px solid var(--cn-red);
  background: #FFF9F2;
}

.t-card h3 {
  font-size: 17px;
  color: var(--text);
  margin: 0 0 8px;
  font-weight: 700;
  line-height: 1.45;
}
.t-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 14px;
}
.t-card p:last-child { margin-bottom: 0; }

.t-badge {
  display: inline-block;
  background: var(--cn-red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

/* 照片占位 */
.t-photo {
  margin-top: 12px;
  background: #fff;
  border: 1px dashed var(--border-strong);
  border-radius: 3px;
  padding: 18px;
  text-align: center;
  color: var(--text-light);
  font-size: 13px;
}
.t-photo img {
  max-width: 100%;
  height: auto;
  border-radius: 3px;
  display: block;
  margin: 0 auto;
}
/* 已上传照片时,移除虚线框 */
.t-photo:has(img) {
  border: none;
  padding: 0;
  background: transparent;
}

/* 起点特殊处理 */
.year-group.origin .year-label {
  background: var(--au-blue);
}
.year-group.origin .timeline { border-top-color: var(--au-blue); }
.year-group.origin .t-dot.start {
  background: var(--au-blue);
  border-color: var(--au-blue);
}
.year-group.origin .t-card {
  border-left-color: var(--au-blue);
  background: #F5F8FB;
}

/* 移动端 */
@media (max-width: 760px) {
  .timeline {
    padding-left: 36px;
  }
  .timeline::before {
    left: 14px;
  }
  .t-date {
    position: static;
    width: auto;
    text-align: left;
    margin-bottom: 6px;
    color: var(--cn-red);
    font-weight: 700;
    font-size: 13px;
  }
  .t-dot {
    left: -22px;
    top: 4px;
  }
  .t-item {
    flex-direction: column;
    gap: 0;
    margin-bottom: 24px;
  }
  .page-title { font-size: 24px; }
  .year-label { font-size: 18px; }
}

/* ============================================
   大事记照片画廊
   ============================================ */
.t-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 14px;
}
.t-gallery-more {
  margin-top: 8px;
}
.t-thumb {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 3px;
  background: #eee;
  position: relative;
  border: 1px solid var(--border);
}
.t-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
  display: block;
}
.t-thumb:hover img {
  transform: scale(1.04);
}

.t-more {
  margin-top: 12px;
  font-size: 13px;
}
.t-more summary {
  cursor: pointer;
  color: var(--cn-red);
  font-weight: 600;
  padding: 6px 0;
  list-style: none;
  user-select: none;
  outline: none;
}
.t-more summary::-webkit-details-marker { display: none; }
.t-more summary:hover { color: var(--cn-red-dark); }
.t-more[open] summary { color: var(--text-muted); }

.t-photo-empty {
  margin-top: 14px;
  padding: 14px 18px;
  background: #FAFAFA;
  border: 1px dashed var(--border);
  border-radius: 3px;
  text-align: center;
  color: var(--text-light);
  font-size: 13px;
}

@media (max-width: 760px) {
  .t-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   信息公开 - 证书占位卡片(等待上传扫描件)
   ============================================ */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.cert-card {
  display: flex;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  transition: box-shadow .2s, border-color .2s;
}
.cert-card:hover {
  box-shadow: 0 6px 18px rgba(27,111,184,0.10);
  border-color: var(--au-blue-light);
}
.cert-preview {
  flex: 0 0 130px;
  background: linear-gradient(135deg, #f3f7fb 0%, #e8eef5 100%);
  border-right: 1px solid var(--border);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.cert-watermark {
  font-size: 14px;
  font-weight: 700;
  color: var(--au-blue);
  opacity: 0.18;
  letter-spacing: 4px;
  text-align: center;
  line-height: 1.4;
  transform: rotate(-12deg);
}
.cert-stamp {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  padding: 3px 8px;
  border: 1.5px solid var(--cn-red);
  color: var(--cn-red);
  background: rgba(255,255,255,0.85);
  border-radius: 2px;
  white-space: nowrap;
}
.cert-info {
  flex: 1;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
}
.cert-info h4 {
  color: var(--au-blue);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}
.cert-meta {
  font-size: 12px;
  color: var(--text-light);
  margin-bottom: 8px;
}
.cert-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 10px;
  flex: 1;
}
.cert-action {
  font-size: 12px;
  color: var(--text-light);
  font-style: italic;
}

@media (max-width: 760px) {
  .cert-grid { grid-template-columns: 1fr; }
  .cert-preview { flex: 0 0 100px; }
}

/* ============================================
   协会简介页 - PDF 预览 + 下载
   ============================================ */
.intro-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px var(--pad) 60px;
}
.intro-page > h1 {
  font-size: 28px;
  color: var(--au-blue);
  text-align: center;
  margin-bottom: 8px;
}
.intro-sub {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 30px;
  letter-spacing: 1px;
  font-size: 14px;
}
.intro-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 22px;
  padding: 16px 20px;
  background: #FAFAFA;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.intro-toolbar .toolbar-label {
  color: var(--text-muted);
  font-size: 14px;
  margin-right: 6px;
  align-self: center;
}
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 3px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all .2s;
  border: 1px solid transparent;
}
.btn-download.primary {
  background: var(--cn-red);
  color: #fff;
}
.btn-download.primary:hover {
  background: var(--cn-red-dark);
  color: #fff;
}
.btn-download.secondary {
  background: #fff;
  color: var(--au-blue);
  border-color: var(--au-blue);
}
.btn-download.secondary:hover {
  background: var(--au-blue);
  color: #fff;
}
.btn-download .ico {
  font-size: 15px;
  line-height: 1;
}
.pdf-viewer {
  width: 100%;
  height: 820px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #f5f5f5;
}
.pdf-fallback {
  padding: 60px 30px;
  text-align: center;
  background: #FAFAFA;
  border: 1px dashed var(--border);
  border-radius: 4px;
  color: var(--text-muted);
}
.pdf-fallback strong {
  display: block;
  font-size: 16px;
  color: var(--au-blue);
  margin-bottom: 8px;
}
.intro-meta {
  margin-top: 22px;
  padding: 18px 22px;
  background: #F5F8FB;
  border-left: 3px solid var(--au-blue);
  border-radius: 0 4px 4px 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
.intro-meta strong { color: var(--au-blue); }

@media (max-width: 760px) {
  .pdf-viewer { height: 500px; }
  .intro-toolbar { flex-direction: column; align-items: stretch; }
  .btn-download { justify-content: center; }
}

/* ============================================
   新闻中心页 News Center
   ============================================ */
.news-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px var(--pad) 60px;
}
.news-page > h1 {
  font-size: 28px;
  color: var(--au-blue);
  text-align: center;
  margin-bottom: 8px;
}
.news-page-sub {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 36px;
  letter-spacing: 1px;
  font-size: 14px;
}

/* 分类筛选 */
.news-filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}
.news-filter {
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 14px;
  color: var(--text-muted);
  background: #fff;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
}
.news-filter:hover {
  border-color: var(--au-blue);
  color: var(--au-blue);
}
.news-filter.active {
  background: var(--au-blue);
  color: #fff;
  border-color: var(--au-blue);
}

/* 新闻列表 */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.news-item {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  transition: all .2s;
}
.news-item:hover {
  box-shadow: 0 6px 20px rgba(27,111,184,0.08);
  border-color: var(--au-blue-light);
}
.news-item.no-image {
  grid-template-columns: 1fr;
}
.news-thumb {
  height: 100%;
  min-height: 160px;
  overflow: hidden;
  background: #f0f0f0;
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s;
}
.news-item:hover .news-thumb img {
  transform: scale(1.04);
}
.news-body {
  padding: 22px 26px 22px 0;
  display: flex;
  flex-direction: column;
}
.news-item.no-image .news-body {
  padding: 22px 26px;
}
.news-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.news-cat {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 2px;
}
.news-cat.industry { background: #FFF4E6; color: var(--cn-red); }
.news-cat.announce { background: #E8F1F9; color: var(--au-blue); }
.news-cat.media { background: #F0EAFC; color: #6A4FB8; }
.news-date-tag {
  font-size: 13px;
  color: var(--text-light);
  font-family: 'Helvetica Neue', Arial, sans-serif;
  letter-spacing: 0.5px;
}
.news-item h3 {
  font-size: 18px;
  color: var(--au-blue);
  margin-bottom: 10px;
  font-weight: 700;
  line-height: 1.4;
}
.news-item p.news-excerpt {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
  flex: 1;
}
.news-readmore {
  font-size: 13px;
  color: var(--cn-red);
  font-weight: 600;
  align-self: flex-start;
}
.news-readmore:hover {
  color: var(--cn-red-dark);
}

/* 分页占位 */
.news-pagination {
  margin-top: 36px;
  text-align: center;
  color: var(--text-light);
  font-size: 13px;
  padding: 20px;
  border-top: 1px solid var(--border);
}

@media (max-width: 760px) {
  .news-item { grid-template-columns: 1fr; }
  .news-thumb { height: 200px; }
  .news-body { padding: 20px; }
}

/* ============================================
   移动端汉堡菜单 (v29 修复)
   桌面端隐藏汉堡按钮;移动端切换为抽屉式导航
   ============================================ */

/* 汉堡按钮 - 默认隐藏 */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  padding: 10px 14px;
  cursor: pointer;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
}
.nav-toggle:hover { background: rgba(255,255,255,0.1); }
.nav-toggle .bar {
  display: block;
  width: 20px;
  height: 2px;
  background: #fff;
  position: relative;
}
.nav-toggle .bar::before,
.nav-toggle .bar::after {
  content: '';
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: #fff;
  transition: transform 0.2s;
}
.nav-toggle .bar::before { top: -6px; }
.nav-toggle .bar::after  { top:  6px; }
.nav-toggle.is-open .bar { background: transparent; }
.nav-toggle.is-open .bar::before { transform: rotate(45deg) translate(4px, 4px); }
.nav-toggle.is-open .bar::after  { transform: rotate(-45deg) translate(4px, -4px); }

/* 遮罩层 */
.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
}
.nav-backdrop.is-open { display: block; }

/* ===== 移动端 (≤ 900px) ===== */
@media (max-width: 900px) {
  /* 顶部 logo + 汉堡按钮一行 */
  .topbar-inner {
    flex-wrap: wrap;
    gap: 12px;
    padding: 10px var(--pad);
  }
  .brand-logo { height: 50px; }
  .topbar-actions {
    gap: 8px;
  }
  .topbar-actions .login span:not(.login-avatar) { display: none; }
  .topbar-actions .search { display: none; }

  /* 显示汉堡按钮 */
  .nav-toggle {
    display: inline-flex;
  }

  /* 主导航变成抽屉:从右滑出 */
  .mainnav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    max-width: 85vw;
    height: 100vh;
    background: var(--au-blue);
    z-index: 999;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
    box-shadow: -4px 0 24px rgba(0,0,0,0.3);
  }
  .mainnav.is-open {
    transform: translateX(0);
  }
  .mainnav-inner {
    flex-direction: column;
    align-items: stretch;
    padding: 60px 0 30px;
  }
  .mainnav-list {
    flex-direction: column;
    width: 100%;
  }
  .mainnav-list > li {
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .mainnav-list a {
    padding: 14px 24px;
    border: none;
    font-size: 15px;
  }
  .mainnav-list li:first-child a { border-left: none; }

  /* 子菜单:不再悬停,改成展开 */
  .mainnav-list .submenu {
    position: static;
    width: 100%;
    background: rgba(0,0,0,0.2);
    box-shadow: none;
    display: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    padding: 0;
    transform: none;
  }
  .mainnav-list .has-sub.is-expanded > .submenu {
    display: block;
  }
  .mainnav-list .has-sub:hover > .submenu {
    /* 取消桌面端 hover 触发 */
    display: none;
  }
  .mainnav-list .has-sub.is-expanded:hover > .submenu {
    display: block;
  }
  .mainnav-list .submenu a {
    padding: 12px 24px 12px 44px;
    font-size: 13.5px;
    color: rgba(255,255,255,0.85);
    border: none;
  }
  .mainnav-list .submenu a:hover {
    background: rgba(255,255,255,0.08);
  }

  /* 语言切换按钮放抽屉底部 */
  .lang {
    margin-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 18px 24px;
    justify-content: flex-start;
  }

  /* 抽屉打开后,关闭按钮放右上角(汉堡按钮变 X) */
  .mainnav .nav-toggle {
    position: absolute;
    top: 14px;
    right: 18px;
    display: inline-flex;
  }
}

/* ===== 平板尺寸 (640–900px) hero 略小 ===== */
@media (max-width: 900px) {
  .hero-banner img { object-position: center center; }
}