/* roulang page: index */
:root {
  --primary: #123B2F;
  --primary-dark: #0C2A22;
  --accent: #C9A063;
  --accent-hover: #B0864A;
  --accent-light: rgba(201,160,99,0.15);
  --warm-white: #F7F4EE;
  --warm-gray: #EFEBE2;
  --white: #FFFFFF;
  --coral: #CF5C3E;
  --green: #2E7D5B;
  --text-strong: #222222;
  --text-body: #555555;
  --text-light: #8A8A8A;
  --border-light: rgba(0,0,0,0.06);
  --border-gold: rgba(201,160,99,0.35);
  --radius-sm: 8px;
  --radius-card: 14px;
  --radius-full: 999px;
  --shadow-sm: 0 4px 12px rgba(18,59,47,0.06);
  --shadow-card: 0 10px 30px rgba(18,59,47,0.08);
  --shadow-card-hover: 0 16px 40px rgba(18,59,47,0.14);
  --space-section: 96px;
  --space-section-md: 72px;
  --space-section-sm: 56px;
  --font-serif: "Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --font-sans: "Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --transition: 0.25s ease;
  --header-height: 72px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--warm-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-strong);
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 0.4em;
}
h1 { font-size: 44px; }
h2 { font-size: 30px; }
h3 { font-size: 20px; }
h4 { font-size: 16px; }
p { margin-bottom: 0.8em; }
button, input { font-family: var(--font-sans); }

.row { max-width: var(--container-width, 1200px); margin: 0 auto; }
.row .row { margin: 0 -12px; }
.columns, .column { padding: 0 12px; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  letter-spacing: 0.02em;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(201,160,99,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--warm-white);
  border-color: rgba(247,244,238,0.7);
}
.btn-outline:hover {
  background: rgba(247,244,238,0.15);
  border-color: var(--warm-white);
  color: var(--warm-white);
  transform: translateY(-1px);
}
.btn-lg { padding: 18px 44px; font-size: 17px; }
.btn-sm { padding: 10px 22px; font-size: 14px; }
.btn-xl { padding: 20px 54px; font-size: 18px; }
.btn-block { width: 100%; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
  color: var(--primary);
  transition: all var(--transition);
}
.text-link i { transition: transform var(--transition); }
.text-link:hover { color: var(--accent); }
.text-link:hover i { transform: translateX(4px); }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid var(--border-gold);
  color: var(--primary);
  background: var(--white);
  white-space: nowrap;
}
.status-pill i { font-size: 8px; color: var(--green); }
.status-gold {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary-dark);
}
.status-gold i { color: var(--primary-dark); }

.section { padding: var(--space-section) 0; }
.section-head { margin-bottom: 48px; }
.section-head.center { text-align: center; }
.section-head h2 { margin-bottom: 8px; }
.section-head p { font-size: 15px; color: var(--text-body); max-width: 560px; }
.section-head.center p { margin-left: auto; margin-right: auto; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 3px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: background 0.35s ease, box-shadow 0.35s ease;
}
.site-header .container { height: 100%; }
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--accent);
  border-radius: 10px;
  color: var(--primary-dark);
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 15px;
  letter-spacing: 0;
}
.brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 900;
  color: var(--text-strong);
  letter-spacing: 0.02em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin: 0 auto;
}
.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-strong);
  padding: 8px 2px;
  position: relative;
  transition: color var(--transition);
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-link:hover { color: var(--accent); }
.nav-link.active { font-weight: 700; color: var(--primary); }
.nav-link.active::after { width: 100%; }
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.menu-toggle {
  display: none;
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

body.home .site-header { background: transparent; }
body.home .site-header .brand-name,
body.home .site-header .nav-link { color: var(--warm-white); }
body.home .site-header .nav-link.active::after { background: var(--accent); }
body.home .site-header .nav-link:hover { color: var(--accent); }
body.home .site-header.scrolled {
  background: var(--warm-white);
  box-shadow: 0 4px 20px rgba(18,59,47,0.08);
}
body.home .site-header.scrolled .brand-name,
body.home .site-header.scrolled .nav-link { color: var(--text-strong); }
body.home .site-header.scrolled .nav-link.active { color: var(--primary); }
body.home .site-header.scrolled .nav-link.active::after { background: var(--accent); }

body:not(.home) .site-header {
  background: var(--warm-white);
  box-shadow: 0 4px 20px rgba(18,59,47,0.08);
}
body:not(.home) .site-header .nav-link { color: var(--text-strong); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 720px;
  padding: 180px 0 140px;
  display: flex;
  align-items: center;
  background: var(--primary-dark);
  color: var(--warm-white);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(120deg, rgba(18,59,47,0.94) 0%, rgba(18,59,47,0.82) 55%, rgba(12,42,34,0.68) 100%);
  z-index: 1;
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
}
.hero-content {
  max-width: 640px;
  padding: 60px 0 40px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-light);
  border: 1px solid var(--border-gold);
  color: var(--accent);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}
.hero h1 {
  color: var(--warm-white);
  font-size: 46px;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.hero-subline {
  font-size: 18px;
  color: rgba(247,244,238,0.9);
  letter-spacing: 0.08em;
  margin-bottom: 36px;
  font-weight: 500;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}
.hero-status-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-status-bar .status-pill {
  background: rgba(255,255,255,0.08);
  border-color: rgba(247,244,238,0.25);
  color: var(--warm-white);
}
.hero-status-bar .status-pill i { color: var(--green); }
.hero-status-bar .status-gold {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary-dark);
}
.hero-status-bar .status-gold i { color: var(--primary-dark); }
.hero-decor {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  width: 220px;
  height: 220px;
  border: 2px dashed var(--border-gold);
  border-radius: 50%;
  z-index: 1;
  opacity: 0.5;
  pointer-events: none;
}
.hero-decor::before {
  content: "hth";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 900;
  color: var(--accent);
  opacity: 0.6;
  letter-spacing: 0.1em;
}
.hero-decor::after {
  content: "";
  position: absolute;
  top: -18px; left: -18px; right: -18px; bottom: -18px;
  border: 1px solid rgba(201,160,99,0.2);
  border-radius: 50%;
}

/* ===== 通行方式 ===== */
.login-methods { background: var(--warm-white); }
.method-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  margin-bottom: 24px;
}
.ticket-card::before {
  content: "";
  position: absolute;
  top: 0; left: 24px; right: 24px;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--accent) 0, var(--accent) 8px, transparent 8px, transparent 16px);
  border-radius: 0 0 3px 3px;
}
.ticket-tag {
  position: absolute;
  top: 18px; right: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 24px;
  min-width: 52px;
  padding: 0 10px;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  background: var(--warm-white);
}
.method-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-card-hover);
}
.method-wide {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 40px 32px;
  min-height: 100%;
  height: 100%;
}
.method-wide-content { flex: 1; }
.method-wide-img {
  flex: 0 0 150px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--warm-gray);
}
.method-wide-img img { width: 100%; height: 100%; object-fit: cover; min-height: 120px; }
.method-stack { padding: 24px; }
.method-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 20px;
  margin-bottom: 16px;
}
.method-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
}
.method-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
  margin-bottom: 16px;
}
.method-card .text-link { font-size: 14px; }

/* ===== 数据指标 ===== */
.stats-bar {
  background: var(--warm-gray);
  padding: 56px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.stats-row { display: flex; flex-wrap: wrap; }
.stat-item {
  text-align: center;
  padding: 16px 12px;
}
.stat-num {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: 0.02em;
}
.stat-label {
  font-size: 14px;
  color: var(--text-body);
  margin-top: 4px;
  letter-spacing: 0.05em;
}

/* ===== 服务预览 ===== */
.services-section {
  background: var(--primary);
  color: var(--warm-white);
}
.services-section .section-tag { color: var(--accent); }
.services-section h2 { color: var(--warm-white); }
.services-section p { color: rgba(247,244,238,0.82); }
.service-intro { padding-right: 24px; }
.service-intro h2 { margin-bottom: 16px; line-height: 1.35; }
.service-intro > p { margin-bottom: 24px; }
.service-intro-img {
  border-radius: var(--radius-card);
  overflow: hidden;
  margin-top: 32px;
  background: var(--primary-dark);
}
.service-intro-img img { width: 100%; }
.service-points {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
}
.service-point {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--warm-white);
}
.service-point i {
  color: var(--accent);
  font-size: 13px;
}
.services-grid { display: flex; flex-wrap: wrap; }
.services-grid .columns { margin-bottom: 24px; }
.service-card {
  background: var(--warm-white);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  border: 1px solid transparent;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  transition: all var(--transition);
  height: 100%;
}
.service-card:hover {
  transform: translateY(-4px);
  background: var(--white);
  border-color: var(--accent);
  box-shadow: 0 16px 40px rgba(0,0,0,0.18);
}
.service-card-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 20px;
  margin-bottom: 16px;
}
.service-card h3 {
  font-size: 18px;
  color: var(--text-strong);
  margin-bottom: 8px;
}
.service-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
  margin-bottom: 0;
}

/* ===== 步骤 ===== */
.steps-section { background: var(--warm-white); }
.steps-row {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  padding-top: 12px;
}
.steps-row::before {
  content: "";
  position: absolute;
  top: 58px;
  left: 6%;
  right: 6%;
  border-top: 2px dashed var(--border-gold);
  z-index: 0;
}
.step-item {
  position: relative;
  z-index: 1;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-sm);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
  height: 100%;
}
.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--border-gold);
}
.step-num {
  width: 60px;
  height: 60px;
  background: var(--warm-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 900;
  color: var(--primary);
  margin: 0 auto 18px;
  border: 2px solid transparent;
  transition: all var(--transition);
}
.step-status {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  padding: 2px 12px;
  margin-bottom: 14px;
  letter-spacing: 0.06em;
}
.step-item h3 {
  font-size: 18px;
  margin-bottom: 8px;
}
.step-item p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-body);
  margin-bottom: 0;
}
.step-item.current {
  border-color: var(--accent);
  box-shadow: 0 12px 32px rgba(201,160,99,0.2);
}
.step-item.current .step-num {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent-hover);
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(201,160,99,0.4);
}
.step-item.current .step-status {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

/* ===== 资讯 ===== */
.news-section { background: var(--warm-gray); }
.news-row { align-items: stretch; }
.news-head { padding-right: 24px; }
.news-head h2 { margin-bottom: 12px; }
.news-head p { font-size: 14px; margin-bottom: 24px; }
.news-list { }
.news-item {
  display: block;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 22px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  position: relative;
}
.news-item:hover {
  transform: translateY(-3px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-card-hover);
}
.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  gap: 12px;
}
.news-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-light);
  border: 1px solid var(--border-gold);
  padding: 2px 12px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.news-date {
  font-size: 13px;
  color: var(--text-light);
  white-space: nowrap;
}
.news-title {
  display: block;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-strong);
  margin-bottom: 6px;
  line-height: 1.4;
  transition: color var(--transition);
}
.news-item:hover .news-title { color: var(--primary); }
.news-summary {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
}
.news-empty {
  background: var(--white);
  border: 1px dashed var(--border-gold);
  border-radius: var(--radius-card);
  padding: 60px 32px;
  text-align: center;
  color: var(--text-light);
}
.news-empty i {
  font-size: 36px;
  color: var(--accent);
  margin-bottom: 12px;
  opacity: 0.6;
}
.news-empty p { font-size: 15px; margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-section { background: var(--warm-white); }
.faq-accordion {
  background: transparent;
  border: none;
}
.faq-accordion .accordion-item {
  border-bottom: 1px solid var(--border-light);
}
.faq-accordion .accordion-item:first-child {
  border-top: 1px solid var(--border-light);
}
.faq-accordion .accordion-title {
  position: relative;
  background: transparent;
  border: none;
  color: var(--text-strong);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  padding: 20px 48px 20px 0;
  border-bottom: none;
  transition: color var(--transition);
}
.faq-accordion .accordion-title:hover,
.faq-accordion .accordion-item.is-active .accordion-title {
  background: transparent;
  color: var(--accent);
}
.faq-accordion .accordion-title::before,
.faq-accordion .accordion-title::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 50%;
  width: 16px;
  height: 2px;
  background: var(--accent);
  transition: transform 0.3s ease;
}
.faq-accordion .accordion-title::after {
  transform: rotate(90deg);
}
.faq-accordion .accordion-item.is-active .accordion-title::after {
  transform: rotate(0deg);
}
.faq-accordion .accordion-content {
  background: transparent;
  border: none;
  padding: 0 0 20px;
}
.accordion-content-inner {
  padding: 0 40px 0 0;
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
  border-left: 2px solid var(--border-gold);
  padding-left: 18px;
}
.accordion-content-inner p { margin-bottom: 0; }

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background: var(--primary);
  background-image: linear-gradient(120deg, rgba(18,59,47,0.92), rgba(18,59,47,0.85)), url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  padding: 110px 0;
  text-align: center;
  color: var(--warm-white);
  overflow: hidden;
}
.cta-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.cta-inner h2 {
  color: var(--warm-white);
  font-size: 36px;
  margin-bottom: 16px;
  line-height: 1.3;
}
.cta-inner p {
  font-size: 17px;
  color: rgba(247,244,238,0.85);
  margin-bottom: 36px;
}
.cta-decor {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 520px;
  height: 520px;
  border: 2px solid rgba(201,160,99,0.2);
  border-radius: 50%;
  z-index: 1;
  pointer-events: none;
}
.cta-decor::before {
  content: "";
  position: absolute;
  top: 40px; left: 40px; right: 40px; bottom: 40px;
  border: 1px dashed rgba(201,160,99,0.25);
  border-radius: 50%;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(247,244,238,0.75);
  padding: 72px 0 0;
}
.footer-grid { padding-bottom: 48px; }
.footer-brand .brand-logo { margin-bottom: 16px; }
.footer-brand .brand-name { color: var(--warm-white); }
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
  color: rgba(247,244,238,0.7);
}
.footer-status {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-status .status-pill {
  background: rgba(255,255,255,0.06);
  border-color: rgba(247,244,238,0.15);
  color: var(--warm-white);
}
.footer-status .status-pill i { color: var(--green); }
.footer-col h4 {
  color: var(--warm-white);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}
.footer-col ul li {
  margin-bottom: 10px;
  font-size: 14px;
  color: rgba(247,244,238,0.7);
}
.footer-col ul li i {
  margin-right: 8px;
  color: var(--accent);
  width: 18px;
  text-align: center;
}
.footer-col ul li a {
  color: rgba(247,244,238,0.7);
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--accent);
}
.footer-bottom {
  border-top: 1px solid rgba(247,244,238,0.1);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(247,244,238,0.5);
}
.footer-bottom p { margin-bottom: 0; }

/* ===== 登录模态框 ===== */
.reveal {
  border: none;
  border-radius: var(--radius-card);
  box-shadow: 0 24px 64px rgba(18,59,47,0.28);
  background: var(--warm-white);
  padding: 40px 36px;
  max-width: 460px;
}
.reveal .close-button {
  color: var(--text-light);
  font-size: 28px;
  transition: color var(--transition);
}
.reveal .close-button:hover { color: var(--coral); }
.login-modal-head {
  text-align: center;
  margin-bottom: 28px;
}
.login-modal-head .brand-mark {
  margin: 0 auto 12px;
  width: 48px;
  height: 48px;
  font-size: 18px;
  border-radius: 12px;
}
.login-modal-head .brand-name {
  display: block;
  font-size: 24px;
  margin-bottom: 6px;
}
.login-modal-head p {
  font-size: 14px;
  color: var(--text-body);
  margin-bottom: 0;
}
.login-form label {
  display: block;
  margin-bottom: 18px;
}
.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}
.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  background: var(--white);
  border: 1px solid #D8D2C6;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 15px;
  color: var(--text-strong);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  box-shadow: none;
  margin: 0;
  height: auto;
}
.login-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.login-form .btn { margin-top: 8px; }
.login-form-tip {
  text-align: center;
  font-size: 13px;
  color: var(--text-light);
  margin-top: 14px;
  margin-bottom: 0;
}

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-content > * { animation: fadeInUp 0.7s ease both; }
.hero-content > *:nth-child(2) { animation-delay: 0.1s; }
.hero-content > *:nth-child(3) { animation-delay: 0.2s; }
.hero-content > *:nth-child(4) { animation-delay: 0.3s; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .main-nav { gap: 20px; }
  .header-actions .status-pill { display: none; }
  .hero { padding: 140px 0 100px; min-height: 600px; }
  .hero h1 { font-size: 38px; }
  .hero-decor { display: none; }
  .method-wide { flex-direction: column; align-items: flex-start; }
  .method-wide-img { flex: auto; width: 100%; }
  .method-wide-img img { width: 100%; min-height: 140px; }
  .steps-row::before { display: none; }
  .step-item { margin-bottom: 24px; }
  .news-head { margin-bottom: 32px; }
  .service-intro { margin-bottom: 40px; padding-right: 0; }
}
@media (min-width: 641px) and (max-width: 1024px) {
  .step-item .step-num { margin-bottom: 12px; }
}
@media (max-width: 640px) {
  :root {
    --space-section: 56px;
    --header-height: 60px;
  }
  h1 { font-size: 32px; }
  h2 { font-size: 24px; }
  h3 { font-size: 18px; }
  .site-header { height: var(--header-height); }
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0; right: 0;
    background: var(--warm-white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 20px;
    box-shadow: 0 16px 40px rgba(18,59,47,0.12);
    margin: 0;
  }
  .main-nav.nav-open { display: flex; }
  .nav-link {
    padding: 14px 0;
    font-size: 17px;
    border-bottom: 1px solid rgba(0,0,0,0.04);
  }
  .nav-link::after { display: none; }
  .nav-link.active { color: var(--primary); font-weight: 700; }
  .menu-toggle { display: flex; }
  .header-actions .btn { display: none; }
  .hero { padding: 120px 0 80px; min-height: auto; }
  .hero h1 { font-size: 30px; }
  .hero-subline { font-size: 15px; letter-spacing: 0.05em; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; }
  .section-head { margin-bottom: 32px; }
  .method-wide, .method-stack { padding: 24px 20px; }
  .stat-num { font-size: 30px; }
  .cta-section { padding: 70px 0; }
  .cta-inner h2 { font-size: 28px; }
  .cta-decor { width: 300px; height: 300px; }
  .news-item { padding: 18px; }
  .news-meta { flex-wrap: wrap; }
  .news-title { font-size: 16px; }
  .footer-grid .columns { margin-bottom: 32px; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 26px; }
  .status-pill { font-size: 11px; padding: 0 10px; }
  .stats-row .stat-item { padding: 8px 4px; }
  .stat-num { font-size: 24px; }
  .service-card { padding: 20px 18px; }
  .step-item { padding: 24px 16px; }
}

/* roulang page: category1 */
:root {
  --primary-dark: #123B2F;
  --primary-darker: #0D2B22;
  --accent: #C9A063;
  --accent-hover: #B0864A;
  --warm-white: #F7F4EE;
  --warm-light: #EFEBE2;
  --text-dark: #222222;
  --text-body: #555555;
  --text-light: rgba(247, 244, 238, 0.85);
  --coral: #CF5C3E;
  --jade: #2E7D5B;
  --gold-border: rgba(201, 160, 99, 0.35);
  --light-border: rgba(0, 0, 0, 0.06);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(18, 59, 47, 0.08);
  --shadow-hover: 0 16px 40px rgba(18, 59, 47, 0.14);
  --transition: all 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--warm-white);
  color: var(--text-dark);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5 {
  font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
  line-height: 1.3;
  color: var(--primary-dark);
}
a { color: var(--primary-dark); transition: var(--transition); text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
ul, ol { list-style-position: inside; }

/* ==== Header / Nav ==== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--warm-white);
  border-bottom: 1px solid var(--light-border);
  box-shadow: 0 2px 16px rgba(18, 59, 47, 0.05);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
.brand-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark {
  background: var(--accent); color: #fff; font-weight: 700;
  border-radius: 8px; padding: 5px 10px; font-size: 18px; letter-spacing: 1px;
  line-height: 1.2; font-family: "Noto Serif SC", serif;
}
.brand-name { font-family: "Noto Serif SC", serif; font-size: 22px; font-weight: 900; color: var(--primary-dark); }
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav .nav-link {
  font-size: 15px; font-weight: 500; color: var(--text-body);
  padding: 8px 2px; position: relative; white-space: nowrap;
}
.main-nav .nav-link.active { color: var(--primary-dark); font-weight: 700; }
.main-nav .nav-link.active::after {
  content: ''; position: absolute; bottom: 2px; left: 0; right: 0;
  height: 2px; background: var(--accent); border-radius: 2px;
}
.main-nav .nav-link:hover { color: var(--primary-dark); }
.nav-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.status-chip {
  font-size: 12px; background: var(--primary-dark); color: var(--warm-white);
  border-radius: 999px; padding: 5px 14px; display: inline-flex; align-items: center; gap: 6px;
  font-weight: 500; white-space: nowrap;
}
.status-chip i { color: var(--accent); font-size: 11px; }
.btn-login {
  background: var(--accent); color: #fff; border-radius: var(--radius-sm);
  padding: 10px 26px; font-weight: 700; font-size: 14px; border: none;
  cursor: pointer; transition: var(--transition); display: inline-block; text-align: center;
}
.btn-login:hover { background: var(--accent-hover); transform: translateY(-1px); color: #fff; }
.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-direction: column; gap: 5px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--accent); border-radius: 2px; }

/* ==== Page Hero ==== */
.page-hero {
  position: relative; padding: 168px 0 84px; color: var(--warm-white);
  background-size: cover; background-position: center;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(18, 59, 47, 0.94), rgba(18, 59, 47, 0.76));
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero-inner { max-width: 760px; }
.hero-badge {
  display: inline-block; background: var(--accent); color: #fff;
  font-size: 12px; font-weight: 700; padding: 5px 16px; border-radius: 999px;
  margin-bottom: 16px; letter-spacing: 1px;
}
.page-hero h1 { font-size: 44px; font-weight: 900; color: #fff; margin-bottom: 16px; }
.page-hero .hero-desc { font-size: 17px; color: var(--text-light); max-width: 620px; line-height: 1.8; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px;
}
.hero-meta-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px; padding: 6px 16px; font-size: 12px; color: var(--warm-white);
}
.hero-meta-tag i { color: var(--accent); font-size: 12px; }

/* ==== Body Layout ==== */
.content-body { padding: 80px 0 96px; }
.anchor-nav {
  position: sticky; top: 100px; background: #fff;
  border: 1px solid var(--light-border); border-radius: var(--radius);
  padding: 28px 22px; box-shadow: var(--shadow);
}
.anchor-nav .anchor-title {
  font-family: "Noto Sans SC", sans-serif; font-size: 13px; font-weight: 700;
  color: var(--text-body); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid #eee;
}
.anchor-nav ul { list-style: none; margin: 0; }
.anchor-nav ul li { margin-bottom: 4px; }
.anchor-nav ul li a {
  display: flex; align-items: center; gap: 10px; padding: 9px 14px;
  border-radius: var(--radius-sm); font-size: 14px; color: var(--text-body);
  border-left: 3px solid transparent; transition: var(--transition);
}
.anchor-nav ul li a i { font-size: 13px; color: var(--accent); width: 18px; text-align: center; }
.anchor-nav ul li a:hover { background: var(--warm-light); color: var(--primary-dark); border-left-color: var(--accent); }

.content-panel { padding-left: 16px; }
.content-block { margin-bottom: 72px; }
.content-block:last-child { margin-bottom: 0; }
.content-block .section-no {
  font-family: "Noto Serif SC", serif; font-size: 15px; font-weight: 700;
  color: var(--accent); letter-spacing: 2px; margin-bottom: 4px;
}
.content-block h2 { font-size: 30px; margin-bottom: 14px; }
.content-block .block-desc { color: var(--text-body); font-size: 15px; margin-bottom: 24px; max-width: 640px; }
.content-block h3 { font-size: 20px; margin-top: 28px; margin-bottom: 12px; }
.block-img { border-radius: var(--radius); margin-top: 20px; box-shadow: var(--shadow); border: 1px solid var(--light-border); }

/* Prep Grid */
.prep-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.prep-item { background: #fff; border: 1px solid var(--light-border); border-radius: var(--radius); padding: 20px 22px; display: flex; gap: 14px; align-items: flex-start; transition: var(--transition); }
.prep-item:hover { border-color: var(--gold-border); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.prep-icon { width: 40px; height: 40px; border-radius: 10px; background: var(--warm-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.prep-icon i { color: var(--primary-dark); font-size: 17px; }
.prep-item h4 { font-family: "Noto Sans SC", sans-serif; font-size: 15px; font-weight: 700; color: var(--primary-dark); margin-bottom: 4px; }
.prep-item p { font-size: 13px; color: var(--text-body); margin: 0; line-height: 1.6; }

/* Steps */
.steps-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 32px; position: relative; }
.step-item { text-align: center; padding: 24px 14px; background: #fff; border: 1px solid var(--light-border); border-radius: var(--radius); transition: var(--transition); position: relative; }
.step-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); border-color: var(--gold-border); }
.step-num { width: 44px; height: 44px; border-radius: 50%; background: var(--primary-dark); color: var(--accent); font-family: "Noto Serif SC", serif; font-size: 20px; font-weight: 900; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; border: 2px solid var(--primary-dark); }
.step-item.current .step-num { background: var(--accent); color: #fff; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(201, 160, 99, 0.2); }
.step-item.current::after { content: '当前'; position: absolute; top: -10px; right: 16px; background: var(--coral); color: #fff; font-size: 11px; padding: 2px 10px; border-radius: 999px; font-weight: 500; }
.step-item h4 { font-family: "Noto Sans SC", sans-serif; font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.step-item p { font-size: 13px; color: var(--text-body); margin: 0; }

/* Method Cards */
.method-card { display: flex; gap: 20px; align-items: center; background: #fff; border: 1px solid var(--light-border); border-radius: var(--radius); padding: 24px 28px; margin-top: 16px; transition: var(--transition); }
.method-card:hover { box-shadow: var(--shadow-hover); border-color: var(--gold-border); transform: translateX(6px); }
.method-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--warm-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.method-icon i { font-size: 22px; color: var(--primary-dark); }
.method-body h4 { font-family: "Noto Sans SC", sans-serif; font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.method-body p { font-size: 14px; color: var(--text-body); margin: 0; }
.method-tag { margin-left: auto; font-size: 12px; background: var(--primary-dark); color: var(--warm-white); padding: 4px 14px; border-radius: 999px; white-space: nowrap; flex-shrink: 0; }

/* Service Grid */
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 28px; }
.service-card { background: #fff; border: 1px solid var(--light-border); border-radius: var(--radius); padding: 24px; transition: var(--transition); }
.service-card:hover { box-shadow: var(--shadow-hover); border-color: var(--gold-border); transform: translateY(-3px); }
.service-card .s-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--warm-light); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.service-card .s-icon i { font-size: 18px; color: var(--primary-dark); }
.service-card h4 { font-family: "Noto Sans SC", sans-serif; font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.service-card p { font-size: 13px; color: var(--text-body); margin: 0; line-height: 1.65; }

/* FAQ Accordion */
.faq-wrap { margin-top: 24px; }
.faq-item { border-bottom: 1px solid #E5DFD3; }
.faq-item:first-child { border-top: 1px solid #E5DFD3; }
.faq-q { display: flex; justify-content: space-between; align-items: center; padding: 20px 8px; cursor: pointer; font-size: 16px; font-weight: 700; color: var(--primary-dark); font-family: "Noto Sans SC", sans-serif; transition: var(--transition); }
.faq-q:hover { color: var(--accent); }
.faq-q .faq-icon { font-size: 22px; color: var(--accent); transition: transform 0.3s ease; flex-shrink: 0; line-height: 1; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-a-inner { padding: 0 8px 20px; color: var(--text-body); font-size: 15px; line-height: 1.75; }
.faq-a-inner p { margin-bottom: 8px; }
.faq-a-inner p:last-child { margin-bottom: 0; }

/* CTA Banner */
.cta-banner { background: var(--primary-dark); color: var(--warm-white); padding: 72px 0; position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; width: 300px; height: 300px; border: 2px solid rgba(201, 160, 99, 0.25); border-radius: 50%; top: -120px; right: -60px; }
.cta-banner::after { content: ''; position: absolute; width: 160px; height: 160px; border: 1px solid rgba(201, 160, 99, 0.18); border-radius: 50%; bottom: -50px; left: 30px; }
.cta-inner { text-align: center; position: relative; z-index: 2; }
.cta-inner h2 { color: #fff; font-size: 32px; margin-bottom: 12px; }
.cta-inner p { color: var(--text-light); font-size: 15px; margin-bottom: 32px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-btn { background: var(--accent); color: #fff; border: none; border-radius: var(--radius-sm); padding: 14px 42px; font-size: 16px; font-weight: 700; cursor: pointer; transition: var(--transition); display: inline-block; }
.cta-btn:hover { background: var(--accent-hover); transform: translateY(-2px); color: #fff; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15); }
.cta-sub { margin-top: 14px; font-size: 12px; color: rgba(247, 244, 238, 0.5); }

/* Footer */
.site-footer { background: var(--primary-dark); color: var(--text-light); padding: 64px 0 0; }
.footer-grid { padding-bottom: 40px; }
.footer-brand p { font-size: 13px; line-height: 1.7; color: rgba(247, 244, 238, 0.6); margin-top: 14px; max-width: 300px; }
.footer-status { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.status-pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 999px; padding: 4px 14px; color: var(--warm-white); }
.status-pill i { color: var(--jade); font-size: 11px; }
.footer-col h4 { font-size: 15px; color: var(--warm-white); font-family: "Noto Sans SC", sans-serif; margin-bottom: 16px; font-weight: 700; }
.footer-col ul { list-style: none; margin: 0; }
.footer-col ul li { font-size: 13px; padding: 5px 0; color: rgba(247, 244, 238, 0.6); }
.footer-col ul li a { color: rgba(247, 244, 238, 0.6); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-col ul li i { width: 18px; color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 20px 0; text-align: center; }
.footer-bottom p { font-size: 12px; color: rgba(247, 244, 238, 0.4); margin: 0; }

/* ==== Responsive ==== */
@media (max-width: 1024px) {
  .main-nav { gap: 20px; }
  .nav-wrap { gap: 12px; }
  .content-body { padding: 56px 0; }
  .anchor-nav { position: relative; top: 0; margin-bottom: 40px; }
  .content-panel { padding-left: 0; }
  .steps-row { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .page-hero h1 { font-size: 34px; }
}

@media (max-width: 640px) {
  .menu-toggle { display: flex; }
  .site-header .main-nav {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: var(--warm-white); flex-direction: column; align-items: stretch;
    padding: 16px 24px 24px; border-bottom: 1px solid var(--light-border);
    box-shadow: 0 20px 40px rgba(18, 59, 47, 0.1); gap: 4px;
  }
  .site-header .main-nav.open { display: flex; }
  .main-nav .nav-link { padding: 14px 8px; font-size: 16px; border-bottom: 1px solid #eee; }
  .main-nav .nav-link.active::after { display: none; }
  .main-nav .nav-link.active { background: var(--warm-light); border-radius: 8px; padding-left: 14px; }
  .nav-actions .status-chip { display: none; }
  .nav-wrap { height: 60px; }
  .page-hero { padding: 120px 0 52px; }
  .page-hero h1 { font-size: 28px; }
  .page-hero .hero-desc { font-size: 15px; }
  .content-block h2 { font-size: 24px; }
  .prep-grid { grid-template-columns: 1fr; }
  .steps-row { grid-template-columns: 1fr; }
  .method-card { flex-direction: column; text-align: center; padding: 20px; }
  .method-tag { margin-left: 0; }
  .service-grid { grid-template-columns: 1fr; }
  .cta-inner h2 { font-size: 24px; }
  .cta-btn { width: 100%; }
  .footer-grid .column { margin-bottom: 24px; }
}

/* roulang page: article */
:root {
  --primary: #123B2F;
  --primary-light: #1B4D3E;
  --accent: #C9A063;
  --accent-dark: #B0864A;
  --bg-warm: #F7F4EE;
  --bg-secondary: #EFEBE2;
  --text-dark: #222;
  --text-body: #555;
  --text-mute: #888;
  --text-light: #F7F4EE;
  --border-gold: rgba(201, 160, 99, 0.35);
  --border-light: rgba(0, 0, 0, 0.06);
  --success: #2E7D5B;
  --error: #CF5C3E;
  --radius-card: 14px;
  --radius-btn: 8px;
  --radius-icon: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(18, 59, 47, 0.08);
  --shadow-hover: 0 16px 40px rgba(18, 59, 47, 0.14);
  --font-title: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --nav-h: 72px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--bg-warm);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--text-dark);
  line-height: 1.3;
  margin-top: 0;
  font-weight: 700;
}
p { margin-top: 0; }
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }
button, input { font-family: var(--font-body); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  line-height: 1.4;
  min-height: 44px;
  white-space: nowrap;
}
.btn i { font-size: 14px; transition: transform .2s ease; }
.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-light);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.btn-ghost {
  background: transparent;
  color: var(--text-light);
  border-color: rgba(255, 255, 255, 0.45);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-lg { padding: 16px 40px; font-size: 16px; min-height: 52px; }
.btn-sm { padding: 8px 18px; font-size: 14px; min-height: 36px; }
.btn-arrow:hover i { transform: translateX(4px); }

/* ===== Status Pills ===== */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  background: rgba(46, 125, 91, 0.1);
  color: var(--success);
  border: 1px solid rgba(46, 125, 91, 0.25);
  white-space: nowrap;
}
.status-pill i { font-size: 8px; }
.status-pill-warm {
  background: rgba(201, 160, 99, 0.1);
  color: var(--accent-dark);
  border-color: var(--border-gold);
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-warm);
  border-bottom: 1px solid var(--border-light);
  height: var(--nav-h);
  display: flex;
  align-items: center;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 100%;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--primary);
  color: var(--accent);
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 15px;
  border-radius: 10px;
  letter-spacing: 1px;
}
.brand-name {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 1px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
  transition: all .2s ease;
}
.nav-link:hover {
  color: var(--accent-dark);
  background: rgba(201, 160, 99, 0.08);
}
.nav-link.active {
  color: var(--primary);
  font-weight: 700;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-gold);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: all .25s ease;
}
.menu-toggle.active .toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active .toggle-bar:nth-child(2) { opacity: 0; }
.menu-toggle.active .toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Page Banner / Breadcrumb ===== */
.page-banner {
  position: relative;
  padding: 48px 0 84px;
  background: var(--primary);
  overflow: hidden;
  margin-bottom: -40px;
}
.banner-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0.35;
  z-index: 0;
}
.banner-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, rgba(18, 59, 47, 0.92), rgba(18, 59, 47, 0.74));
  z-index: 1;
}
.page-banner .container { position: relative; z-index: 2; }
.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(247, 244, 238, 0.8);
}
.breadcrumb-nav a {
  color: rgba(247, 244, 238, 0.85);
  padding: 4px 8px;
  border-radius: 4px;
  transition: all .2s ease;
}
.breadcrumb-nav a:hover { color: var(--accent); background: rgba(255,255,255,0.06); }
.breadcrumb-sep { color: rgba(247, 244, 238, 0.4); font-size: 12px; }
.breadcrumb-current {
  color: var(--accent);
  font-weight: 500;
  max-width: 420px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Article Main ===== */
.article-main {
  padding: 56px 0 72px;
  position: relative;
  z-index: 3;
}
.post-wrapper {
  max-width: 780px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-light);
  padding: 48px 56px;
  position: relative;
}
.post-wrapper::before {
  content: "";
  position: absolute;
  top: 0; left: 32px; right: 32px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark), var(--accent));
  border-radius: 0 0 4px 4px;
  opacity: 0.8;
}
.post-header {
  margin-bottom: 28px;
}
.post-header h1 {
  font-size: 32px;
  line-height: 1.35;
  margin-bottom: 18px;
  color: var(--text-dark);
  font-weight: 900;
}
.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  color: var(--text-mute);
  font-size: 13px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border-gold);
}
.post-meta i { margin-right: 5px; color: var(--accent); }
.post-meta .meta-divider { width: 1px; height: 14px; background: #D8D2C6; }

.post-cover {
  margin: 28px 0 36px;
  border-radius: var(--radius-card);
  overflow: hidden;
  position: relative;
  border-top: 4px solid var(--accent);
  box-shadow: 0 6px 20px rgba(18, 59, 47, 0.12);
}
.post-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

/* ===== Post Content Typography ===== */
.post-content {
  color: #2B2B2B;
  font-size: 16px;
  line-height: 1.8;
}
.post-content h2 {
  font-size: 26px;
  margin: 40px 0 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-gold);
  color: var(--primary);
}
.post-content h3 {
  font-size: 20px;
  margin: 32px 0 14px;
  color: var(--primary);
}
.post-content p {
  margin-bottom: 1.5em;
  color: #2B2B2B;
}
.post-content ul,
.post-content ol {
  margin: 0 0 1.6em 1.2em;
  padding-left: 1em;
  color: #2B2B2B;
}
.post-content li {
  margin-bottom: 0.6em;
}
.post-content li::marker { color: var(--accent); }
.post-content blockquote {
  border-left: 4px solid var(--accent);
  background: var(--bg-secondary);
  padding: 18px 24px;
  margin: 1.5em 0;
  border-radius: 0 10px 10px 0;
  color: var(--text-dark);
  font-size: 15px;
}
.post-content blockquote p { margin-bottom: 0; color: var(--text-dark); }
.post-content img {
  border-radius: var(--radius-card);
  margin: 1em 0;
  box-shadow: var(--shadow-card);
}
.post-content a {
  color: var(--primary);
  font-weight: 500;
  border-bottom: 1px solid var(--border-gold);
}
.post-content a:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent-dark);
}
.post-content code {
  display: inline-block;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 2px 8px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
  color: var(--primary);
}
.post-content pre {
  background: var(--primary);
  color: var(--text-light);
  border-radius: var(--radius-card);
  padding: 22px 24px;
  overflow-x: auto;
  margin: 1.5em 0;
  line-height: 1.6;
}
.post-content pre code {
  background: transparent;
  border: none;
  color: inherit;
  padding: 0;
  font-size: 14px;
}
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 14px;
}
.post-content th {
  background: var(--primary);
  color: var(--text-light);
  padding: 12px 16px;
  text-align: left;
  font-weight: 500;
}
.post-content td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-light);
}
.post-content tr:hover td { background: rgba(201, 160, 99, 0.06); }

/* ===== Post Footer ===== */
.post-footer {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px dashed var(--border-gold);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 16px;
  background: var(--bg-warm);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  transition: all .2s ease;
}
.tag:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-1px);
}
.back-category-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  border-bottom: 1px solid transparent;
  transition: all .2s ease;
}
.back-category-link:hover { color: var(--accent-dark); border-bottom-color: var(--accent-dark); }

/* ===== Pagination ===== */
.pagination-section {
  padding: 24px 0 16px;
}
.post-pagination {
  max-width: 780px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.pagination-link {
  display: block;
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  transition: all .25s ease;
  box-shadow: 0 4px 12px rgba(18, 59, 47, 0.04);
}
.pagination-link:hover {
  border-color: var(--border-gold);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.pagination-link.next { text-align: right; }
.pagination-label {
  display: block;
  font-size: 13px;
  color: var(--text-mute);
  margin-bottom: 6px;
  font-weight: 400;
}
.pagination-title {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pagination-link:hover .pagination-title { color: var(--accent-dark); }

/* ===== Related Section ===== */
.related-section {
  padding: 56px 0 72px;
}
.section-head {
  text-align: center;
  margin-bottom: 40px;
}
.section-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-dark);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
  position: relative;
}
.section-kicker::before,
.section-kicker::after {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--border-gold);
  vertical-align: middle;
  margin: 0 10px;
}
.section-head h2 {
  font-size: 30px;
  margin-bottom: 0;
  color: var(--primary);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
  transition: all .3s ease;
  height: 100%;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--border-gold);
}
.related-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  border-top: 4px solid var(--accent);
}
.related-body {
  padding: 22px 22px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 8px;
}
.related-body h3 {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 4px;
  color: var(--text-dark);
  transition: color .2s ease;
}
.related-card:hover .related-body h3 { color: var(--primary); }
.related-body p {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  flex: 1;
}
.related-date {
  font-size: 12px;
  color: var(--text-mute);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
}
.related-date i { font-size: 11px; color: var(--accent); }

/* ===== CTA Section ===== */
.cta-section {
  padding: 0 0 96px;
}
.cta-banner {
  position: relative;
  background: var(--primary);
  border-radius: 20px;
  padding: 72px 48px;
  text-align: center;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(18, 59, 47, 0.25);
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border: 2px solid rgba(201, 160, 99, 0.25);
  border-radius: 50%;
}
.cta-banner::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 180px;
  height: 180px;
  border: 1px dashed rgba(201, 160, 99, 0.2);
  border-radius: 50%;
}
.cta-content { position: relative; z-index: 2; }
.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(201, 160, 99, 0.12);
  color: var(--accent);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-pill);
  font-size: 13px;
  margin-bottom: 20px;
}
.cta-banner h2 {
  color: var(--text-light);
  font-size: 32px;
  margin-bottom: 12px;
  font-weight: 900;
}
.cta-banner p {
  color: rgba(247, 244, 238, 0.8);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 32px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ===== Not Found ===== */
.not-found-box {
  max-width: 780px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
  padding: 80px 40px;
  text-align: center;
}
.not-found-box i {
  font-size: 52px;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}
.not-found-box h2 { font-size: 24px; margin-bottom: 10px; color: var(--primary); }
.not-found-box p { color: var(--text-body); margin-bottom: 24px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--primary);
  padding: 64px 0 0;
  color: rgba(247, 244, 238, 0.75);
}
.footer-grid {
  display: grid;
  grid-template-columns: 4fr 2fr 3fr 3fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .brand-logo { margin-bottom: 18px; display: inline-flex; }
.footer-brand .brand-mark {
  background: var(--accent);
  color: var(--primary);
}
.footer-brand .brand-name { color: var(--text-light); }
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 20px;
  color: rgba(247, 244, 238, 0.7);
  max-width: 320px;
}
.footer-status { display: flex; gap: 10px; flex-wrap: wrap; }
.status-pill {
  background: rgba(46, 125, 91, 0.14);
  border-color: rgba(46, 125, 91, 0.35);
  color: #7BC4A0;
  font-size: 12px;
  padding: 4px 14px;
}
.footer-col h4 {
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 16px;
  font-weight: 700;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col ul li {
  font-size: 14px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(247, 244, 238, 0.7);
}
.footer-col a {
  color: rgba(247, 244, 238, 0.75);
  transition: all .2s ease;
}
.footer-col a:hover { color: var(--accent); }
.footer-col ul li i { color: var(--accent); font-size: 12px; }
.footer-bottom {
  border-top: 1px solid rgba(247, 244, 238, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(247, 244, 238, 0.5);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .header-actions .status-pill { display: none; }
}
@media (max-width: 640px) {
  :root { --nav-h: 60px; }
  .container { padding: 0 18px; }
  .menu-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-warm);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 18px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 12px 30px rgba(18, 59, 47, 0.1);
    display: none;
  }
  .main-nav.nav-open { display: flex; }
  .nav-link { padding: 14px 12px; border-bottom: 1px solid var(--border-light); }
  .nav-link:last-child { border-bottom: none; }
  .nav-link.active::after { display: none; }
  .nav-link.active {
    background: rgba(201, 160, 99, 0.12);
    border-radius: 8px;
  }
  .header-inner { gap: 10px; }
  .brand-mark { width: 34px; height: 34px; font-size: 13px; }
  .brand-name { font-size: 17px; }
  .header-actions .btn { padding: 8px 14px; font-size: 13px; }
  .post-wrapper { padding: 28px 20px; }
  .post-header h1 { font-size: 24px; }
  .post-meta { gap: 10px; font-size: 12px; flex-direction: column; align-items: flex-start; }
  .post-meta .meta-divider { display: none; }
  .post-content { font-size: 15px; }
  .post-content h2 { font-size: 21px; }
  .post-content h3 { font-size: 18px; }
  .post-content blockquote { padding: 14px 16px; }
  .post-footer { flex-direction: column; align-items: flex-start; }
  .pagination-section { padding: 12px 0; }
  .post-pagination { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; gap: 16px; }
  .section-head h2 { font-size: 24px; }
  .cta-banner { padding: 48px 20px; }
  .cta-banner h2 { font-size: 24px; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .page-banner { padding: 32px 0 60px; margin-bottom: -30px; }
  .breadcrumb-nav { font-size: 12px; }
  .breadcrumb-current { max-width: 180px; }
  .article-main { padding: 36px 0 56px; }
}
@media (max-width: 520px) {
  .header-actions .status-pill { display: none; }
  .header-actions { gap: 8px; }
  .menu-toggle { width: 38px; height: 38px; }
}

/* roulang page: category2 */
/* ========== 设计变量 ========== */
    :root {
      --hth-primary: #123B2F;
      --hth-primary-light: #1C4F3F;
      --hth-accent: #C9A063;
      --hth-accent-hover: #B0864A;
      --hth-bg: #F7F4EE;
      --hth-bg-sub: #EFEBE2;
      --hth-text: #222222;
      --hth-text-body: #333333;
      --hth-text-muted: #666666;
      --hth-border: rgba(0, 0, 0, 0.06);
      --hth-border-accent: rgba(201, 160, 99, 0.35);
      --hth-success: #2E7D5B;
      --hth-error: #CF5C3E;
      --hth-radius: 14px;
      --hth-radius-btn: 8px;
      --hth-shadow: 0 10px 30px rgba(18, 59, 47, 0.08);
      --hth-shadow-lg: 0 16px 40px rgba(18, 59, 47, 0.14);
      --hth-font-title: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
      --hth-font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      --hth-transition: 0.2s ease;
    }

    /* ========== 基础 Reset & Base ========== */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--hth-font-body);
      font-size: 16px;
      line-height: 1.8;
      color: var(--hth-text);
      background: var(--hth-bg);
      -webkit-font-smoothing: antialiased;
    }

    h1, h2, h3, h4, h5, h6 {
      font-family: var(--hth-font-title);
      font-weight: 700;
      line-height: 1.3;
      color: var(--hth-text);
      margin-bottom: 0.5em;
    }

    a {
      color: var(--hth-primary);
      text-decoration: none;
      transition: color var(--hth-transition);
    }

    a:hover {
      color: var(--hth-accent-hover);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    ul, ol {
      list-style: none;
      padding: 0;
    }

    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
      line-height: inherit;
      border: none;
      background: none;
    }

    button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 2px solid var(--hth-accent);
      outline-offset: 2px;
    }

    /* ========== 容器 ========== */
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* ========== 布局辅助 ========== */
    .section-head {
      text-align: center;
      max-width: 640px;
      margin: 0 auto 56px;
    }

    .section-head h2 {
      font-size: 30px;
      margin-bottom: 10px;
    }

    .section-head p {
      color: var(--hth-text-muted);
      font-size: 15px;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      letter-spacing: 2px;
      color: var(--hth-accent-hover);
      font-weight: 700;
      text-transform: uppercase;
      margin-bottom: 8px;
    }

    .section-head-light .section-eyebrow {
      color: var(--hth-accent);
    }

    .section-head-light h2 {
      color: #F7F4EE;
    }

    .section-head-light p {
      color: rgba(247, 244, 238, 0.8);
    }

    /* ========== 按钮 ========== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 30px;
      border-radius: var(--hth-radius-btn);
      font-weight: 700;
      font-size: 16px;
      line-height: 1.2;
      border: 2px solid transparent;
      transition: all var(--hth-transition);
      text-align: center;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--hth-accent);
      color: #FFFFFF;
    }

    .btn-primary:hover {
      background: var(--hth-accent-hover);
      color: #FFFFFF;
      transform: translateY(-1px);
      box-shadow: var(--hth-shadow-lg);
    }

    .btn-outline {
      background: transparent;
      border-color: rgba(247, 244, 238, 0.85);
      color: #F7F4EE;
    }

    .btn-outline:hover {
      border-color: var(--hth-accent);
      color: var(--hth-accent);
      background: rgba(201, 160, 99, 0.12);
      transform: translateY(-1px);
    }

    .btn-lg {
      padding: 17px 40px;
      font-size: 17px;
    }

    .btn-sm {
      padding: 8px 20px;
      font-size: 14px;
      border-radius: 6px;
    }

    /* ========== 顶部导航 ========== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--hth-bg);
      border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 20px;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .brand-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      background: var(--hth-primary);
      color: var(--hth-accent);
      font-family: var(--hth-font-title);
      font-weight: 900;
      font-size: 15px;
      letter-spacing: 0.5px;
      border-radius: 10px;
      border: 1px solid var(--hth-border-accent);
    }

    .brand-name {
      font-family: var(--hth-font-title);
      font-size: 20px;
      font-weight: 700;
      color: var(--hth-primary);
      letter-spacing: 0.5px;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      flex: 1;
      justify-content: center;
    }

    .main-nav .nav-link {
      position: relative;
      padding: 8px 4px;
      margin: 0 18px;
      font-size: 15px;
      font-weight: 500;
      color: var(--hth-text-body);
    }

    .main-nav .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 100%;
      height: 2px;
      background: var(--hth-accent);
      border-radius: 2px;
      opacity: 0;
      transition: opacity var(--hth-transition);
    }

    .main-nav .nav-link:hover {
      color: var(--hth-primary);
    }

    .main-nav .nav-link:hover::after,
    .main-nav .nav-link.active::after {
      opacity: 1;
    }

    .main-nav .nav-link.active {
      font-weight: 700;
      color: var(--hth-primary);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
      flex-shrink: 0;
    }

    .header-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 600;
      color: var(--hth-success);
      background: rgba(46, 125, 91, 0.1);
      padding: 6px 14px;
      border-radius: 999px;
      border: 1px solid rgba(46, 125, 91, 0.25);
    }

    .header-status i {
      font-size: 12px;
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 44px;
      height: 44px;
      align-items: center;
      cursor: pointer;
    }

    .nav-toggle span {
      width: 24px;
      height: 2px;
      background: var(--hth-primary);
      border-radius: 2px;
      transition: transform var(--hth-transition), opacity var(--hth-transition);
    }

    .nav-toggle.active span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(2) {
      opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    /* ========== 页面 Hero ========== */
    .page-hero {
      position: relative;
      background: linear-gradient(120deg, rgba(18, 59, 47, 0.94), rgba(18, 59, 47, 0.78)), url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
      color: #F7F4EE;
      text-align: center;
      padding: 110px 0 80px;
      overflow: hidden;
    }

    .page-hero::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 18px;
      background: var(--hth-bg);
      clip-path: polygon(0 0, 2% 100%, 4% 0, 6% 100%, 8% 0, 10% 100%, 12% 0, 14% 100%, 16% 0, 18% 100%, 20% 0, 22% 100%, 24% 0, 26% 100%, 28% 0, 30% 100%, 32% 0, 34% 100%, 36% 0, 38% 100%, 40% 0, 42% 100%, 44% 0, 46% 100%, 48% 0, 50% 100%, 52% 0, 54% 100%, 56% 0, 58% 100%, 60% 0, 62% 100%, 64% 0, 66% 100%, 68% 0, 70% 100%, 72% 0, 74% 100%, 76% 0, 78% 100%, 80% 0, 82% 100%, 84% 0, 86% 100%, 88% 0, 90% 100%, 92% 0, 94% 100%, 96% 0, 98% 100%, 100% 0);
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(201, 160, 99, 0.16);
      border: 1px solid rgba(201, 160, 99, 0.5);
      color: var(--hth-accent);
      font-size: 13px;
      font-weight: 600;
      padding: 6px 18px;
      border-radius: 999px;
      letter-spacing: 1px;
      margin-bottom: 20px;
    }

    .hero-badge i {
      font-size: 12px;
    }

    .page-hero h1 {
      font-size: 46px;
      color: #F7F4EE;
      margin-bottom: 12px;
      letter-spacing: 1px;
    }

    .page-hero .hero-subtitle {
      font-size: 18px;
      color: rgba(247, 244, 238, 0.9);
      letter-spacing: 3px;
      margin-bottom: 20px;
      font-weight: 500;
    }

    .page-hero .hero-desc {
      max-width: 560px;
      margin: 0 auto 28px;
      font-size: 15px;
      color: rgba(247, 244, 238, 0.78);
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 56px;
    }

    .hero-stats {
      border-top: 1px solid rgba(247, 244, 238, 0.15);
      padding-top: 40px;
    }

    .hero-stats .stat-item {
      padding: 16px 20px;
      text-align: center;
    }

    .hero-stats .stat-item strong {
      display: block;
      font-family: var(--hth-font-title);
      font-size: 34px;
      font-weight: 900;
      color: var(--hth-accent);
      line-height: 1.2;
    }

    .hero-stats .stat-item span {
      display: block;
      margin-top: 6px;
      font-size: 13px;
      color: rgba(247, 244, 238, 0.75);
      letter-spacing: 1px;
    }

    /* ========== 图文交替区 ========== */
    .alt-features {
      padding: 96px 0 40px;
      background: var(--hth-bg);
    }

    .alt-list {
      display: flex;
      flex-direction: column;
      gap: 80px;
    }

    .alt-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .alt-row.row-reverse .alt-image {
      order: 2;
    }

    .alt-image {
      position: relative;
      border-radius: var(--hth-radius);
      overflow: hidden;
      box-shadow: var(--hth-shadow);
      background: var(--hth-bg-sub);
    }

    .alt-image::before {
      content: "";
      display: block;
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: var(--hth-accent);
      z-index: 2;
    }

    .alt-image img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      display: block;
    }

    .alt-content {
      padding: 8px 0;
    }

    .alt-tag {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 2px;
      color: var(--hth-accent-hover);
      background: rgba(201, 160, 99, 0.12);
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 16px;
      border: 1px solid var(--hth-border-accent);
    }

    .alt-content h3 {
      font-size: 26px;
      margin-bottom: 14px;
      color: var(--hth-primary);
    }

    .alt-content p {
      color: var(--hth-text-body);
      font-size: 15px;
      margin-bottom: 16px;
    }

    .alt-points {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .alt-points li {
      position: relative;
      padding-left: 24px;
      font-size: 14px;
      color: var(--hth-text-muted);
    }

    .alt-points li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      color: var(--hth-success);
      font-weight: 700;
    }

    /* ========== 安全标准区 ========== */
    .protocol-section {
      background: var(--hth-primary);
      padding: 96px 0;
      margin-top: 56px;
    }

    .protocol-grid {
      margin-top: 16px;
    }

    .protocol-card {
      text-align: center;
      padding: 36px 24px;
      border-radius: var(--hth-radius);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(201, 160, 99, 0.18);
      margin-bottom: 16px;
      transition: transform var(--hth-transition), border-color var(--hth-transition), background var(--hth-transition);
    }

    .protocol-card:hover {
      transform: translateY(-4px);
      border-color: var(--hth-accent);
      background: rgba(201, 160, 99, 0.06);
    }

    .protocol-card i {
      font-size: 28px;
      color: var(--hth-accent);
      margin-bottom: 16px;
      display: block;
    }

    .protocol-card h4 {
      color: #F7F4EE;
      font-size: 18px;
      margin-bottom: 10px;
    }

    .protocol-card p {
      color: rgba(247, 244, 238, 0.75);
      font-size: 14px;
      line-height: 1.7;
      margin: 0;
    }

    /* ========== FAQ 区 ========== */
    .faq-section {
      padding: 96px 0;
      background: var(--hth-bg);
    }

    .faq-wrap {
      max-width: 820px;
      margin: 0 auto;
    }

    .faq-wrap .accordion {
      background: transparent;
    }

    .faq-wrap .accordion-item {
      background: transparent;
      border: none;
      border-bottom: 1px solid var(--hth-border-accent);
      margin: 0;
      border-radius: 0;
    }

    .faq-wrap .accordion-title {
      background: transparent;
      border: none;
      font-size: 16px;
      font-weight: 700;
      color: var(--hth-text);
      padding: 22px 48px 22px 0;
      position: relative;
      line-height: 1.5;
      letter-spacing: 0.3px;
      border-bottom: none;
      transition: color var(--hth-transition);
    }

    .faq-wrap .accordion-title:hover,
    .faq-wrap .accordion-item.is-active .accordion-title {
      background: transparent;
      color: var(--hth-primary);
    }

    .faq-wrap .accordion-title::before,
    .faq-wrap .accordion-title::after {
      content: "";
      position: absolute;
      right: 8px;
      top: 50%;
      background: var(--hth-accent-hover);
      transition: transform var(--hth-transition);
    }

    .faq-wrap .accordion-title::before {
      width: 16px;
      height: 2px;
      transform: translateY(-50%);
    }

    .faq-wrap .accordion-title::after {
      width: 2px;
      height: 16px;
      transform: translateY(-50%);
    }

    .faq-wrap .accordion-item.is-active .accordion-title::after {
      transform: translateY(-50%) rotate(90deg);
      opacity: 0;
    }

    .faq-wrap .accordion-content {
      background: transparent;
      color: var(--hth-text-muted);
      font-size: 15px;
      line-height: 1.8;
      padding: 0 24px 24px 0;
      border: none;
    }

    /* ========== CTA 横幅 ========== */
    .cta-banner {
      background: var(--hth-primary);
      padding: 80px 0;
      position: relative;
      overflow: hidden;
    }

    .cta-banner::before {
      content: "";
      position: absolute;
      right: 8%;
      top: 50%;
      width: 220px;
      height: 220px;
      border: 1px solid rgba(201, 160, 99, 0.2);
      border-radius: 50%;
      transform: translateY(-50%);
    }

    .cta-banner::after {
      content: "";
      position: absolute;
      right: 11%;
      top: 50%;
      width: 140px;
      height: 140px;
      border: 1px solid rgba(201, 160, 99, 0.14);
      border-radius: 50%;
      transform: translateY(-50%);
    }

    .cta-inner {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 640px;
      margin: 0 auto;
      padding: 0 24px;
    }

    .cta-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(201, 160, 99, 0.16);
      border: 1px solid rgba(201, 160, 99, 0.45);
      color: var(--hth-accent);
      font-size: 13px;
      font-weight: 600;
      padding: 5px 16px;
      border-radius: 999px;
      margin-bottom: 20px;
    }

    .cta-inner h2 {
      font-size: 32px;
      color: #F7F4EE;
      margin-bottom: 14px;
    }

    .cta-inner p {
      color: rgba(247, 244, 238, 0.8);
      font-size: 15px;
      margin-bottom: 28px;
    }

    .cta-actions .btn {
      min-width: 160px;
    }

    /* ========== 页脚 ========== */
    .site-footer {
      background: #0E2E24;
      color: rgba(247, 244, 238, 0.75);
      padding: 64px 0 0;
      font-size: 14px;
    }

    .site-footer .brand-logo {
      margin-bottom: 16px;
    }

    .site-footer .brand-mark {
      background: rgba(247, 244, 238, 0.1);
      color: var(--hth-accent);
    }

    .site-footer .brand-name {
      color: #F7F4EE;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.8;
      color: rgba(247, 244, 238, 0.7);
      margin-bottom: 18px;
    }

    .footer-status {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(247, 244, 238, 0.08);
      border: 1px solid rgba(247, 244, 238, 0.14);
      color: rgba(247, 244, 238, 0.85);
      font-size: 12px;
      font-weight: 500;
      padding: 4px 14px;
      border-radius: 999px;
    }

    .status-pill i {
      color: var(--hth-success);
    }

    .footer-grid {
      padding-bottom: 40px;
    }

    .footer-col h4 {
      color: #F7F4EE;
      font-size: 16px;
      margin-bottom: 16px;
      letter-spacing: 1px;
    }

    .footer-col ul li {
      margin-bottom: 10px;
      color: rgba(247, 244, 238, 0.75);
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }

    .footer-col ul li i {
      color: var(--hth-accent);
      width: 18px;
      text-align: center;
      margin-top: 4px;
    }

    .footer-col a {
      color: rgba(247, 244, 238, 0.75);
    }

    .footer-col a:hover {
      color: var(--hth-accent);
    }

    .footer-bottom {
      border-top: 1px solid rgba(247, 244, 238, 0.1);
      padding: 20px 0;
      text-align: center;
      font-size: 13px;
      color: rgba(247, 244, 238, 0.55);
    }

    .footer-bottom p {
      margin: 0;
    }

    /* ========== 响应式断点 ========== */
    @media (max-width: 1024px) {
      .alt-row {
        gap: 36px;
      }

      .main-nav .nav-link {
        margin: 0 12px;
        font-size: 14px;
      }

      .header-status {
        display: none;
      }
    }

    @media (max-width: 900px) {
      .alt-row {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .alt-row.row-reverse .alt-image {
        order: 0;
      }

      .alt-image img {
        aspect-ratio: 16 / 9;
      }
    }

    @media (max-width: 768px) {
      .page-hero {
        padding: 80px 0 60px;
      }

      .page-hero h1 {
        font-size: 34px;
      }

      .page-hero .hero-subtitle {
        font-size: 15px;
        letter-spacing: 2px;
      }

      .hero-stats .stat-item {
        padding: 14px 10px;
      }

      .hero-stats .stat-item strong {
        font-size: 26px;
      }

      .alt-features,
      .protocol-section,
      .faq-section {
        padding: 64px 0;
      }

      .alt-list {
        gap: 64px;
      }

      .protocol-card {
        padding: 28px 18px;
      }
    }

    @media (max-width: 640px) {
      .header-inner {
        height: 60px;
      }

      .nav-toggle {
        display: flex;
      }

      .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--hth-bg);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 8px 24px 16px;
        display: none;
        box-shadow: 0 18px 30px rgba(18, 59, 47, 0.12);
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
      }

      .main-nav.open {
        display: flex;
      }

      .main-nav .nav-link {
        margin: 0;
        padding: 14px 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        font-size: 16px;
      }

      .main-nav .nav-link:last-child {
        border-bottom: none;
      }

      .header-actions .btn-sm {
        display: none;
      }

      .page-hero {
        padding: 70px 0 50px;
      }

      .page-hero h1 {
        font-size: 30px;
      }

      .page-hero .hero-desc {
        font-size: 14px;
      }

      .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 12px;
        margin-bottom: 40px;
      }

      .hero-actions .btn {
        width: 100%;
        max-width: 280px;
      }

      .hero-stats .stat-item {
        flex: 0 0 50%;
        max-width: 50%;
      }

      .section-head h2 {
        font-size: 24px;
      }

      .alt-content h3 {
        font-size: 22px;
      }

      .cta-banner {
        padding: 60px 0;
      }

      .cta-inner h2 {
        font-size: 26px;
      }

      .cta-actions .btn {
        width: 100%;
        max-width: 280px;
      }

      .footer-grid {
        padding-bottom: 24px;
      }

      .footer-bottom {
        padding: 16px 0;
      }
    }

    @media (max-width: 520px) {
      .brand-name {
        font-size: 18px;
      }

      .page-hero h1 {
        font-size: 27px;
      }

      .page-hero .hero-subtitle {
        font-size: 14px;
      }

      .hero-stats .stat-item strong {
        font-size: 22px;
      }

      .hero-stats .stat-item span {
        font-size: 12px;
      }

      .alt-features,
      .protocol-section,
      .faq-section {
        padding: 56px 0;
      }

      .faq-wrap .accordion-title {
        font-size: 15px;
      }
    }