/* roulang page: index */
:root {
  --primary: #14342B;
  --primary-light: #1E4D3E;
  --gold: #C4A265;
  --gold-dark: #A8894A;
  --paper: #F8F6F2;
  --dark-green: #0E231D;
  --ink: #1E2A26;
  --muted: #5A6B64;
  --border: #E4DED5;
  --accent: #B4472E;
  --radius-card: 10px;
  --radius-btn: 4px;
  --radius-input: 6px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 8px rgba(20,52,43,0.06);
  --shadow-hover: 0 8px 24px rgba(20,52,43,0.12);
  --transition: 0.25s ease;
  --container: 1200px;
  --padding-x: 24px;
  --space-section: 96px;
  --space-section-mobile: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background-color: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--primary);
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  padding: 12px 16px;
  background: #fff;
  color: var(--ink);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.2);
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--padding-x);
  padding-right: var(--padding-x);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif SC', serif;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 500;
  border-radius: var(--radius-btn);
  transition: all var(--transition);
  text-decoration: none;
  border: none;
  cursor: pointer;
  line-height: 1.5;
}

.btn-gold {
  background: var(--gold);
  color: var(--dark-green);
}

.btn-gold:hover {
  background: var(--gold-dark);
  color: #fff;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.2);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent;
  color: #f0ece4;
  border: 1px solid rgba(255,255,255,0.5);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: #fff;
}

.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline-dark:hover {
  background: var(--primary);
  color: #fff;
}

.section {
  padding: var(--space-section) 0;
}

.section-tight {
  padding: 48px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-header h2 {
  font-size: 36px;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

.section-header p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

.section-divider {
  width: 56px;
  height: 2px;
  background: var(--gold);
  margin: 24px auto;
}

/* ============== 双层导航 ============== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.header-top {
  background: var(--primary);
  height: 64px;
  display: flex;
  align-items: center;
}

.header-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
}

.logo {
  font-family: 'Noto Serif SC', serif;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo i {
  color: var(--gold);
  font-size: 20px;
}

.logo span {
  background: linear-gradient(135deg, #E8D5A7, var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-input);
  padding: 8px 16px;
  width: 260px;
}

.header-search input {
  background: transparent;
  border: none;
  color: #fff;
  padding: 4px 0;
  width: 100%;
  font-size: 14px;
}

.header-search input::placeholder {
  color: rgba(255,255,255,0.6);
}

.header-search input:focus {
  box-shadow: none;
  border-color: transparent;
}

.header-search i {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
}

.header-search:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196,162,101,0.15);
}

.header-search:focus-within i {
  color: var(--gold);
}

.header-cta {
  background: var(--gold);
  color: var(--dark-green);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: var(--radius-btn);
  transition: all var(--transition);
  white-space: nowrap;
}

.header-cta:hover {
  background: var(--gold-dark);
  color: #fff;
}

.header-nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
  height: 48px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-list::-webkit-scrollbar {
  display: none;
}

.nav-list a {
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
  display: block;
}

.nav-list a:hover {
  background: rgba(20,52,43,0.06);
  color: var(--primary);
}

.nav-list a.active {
  background: var(--primary);
  color: #fff;
}

/* ============== Hero ============== */
.hero {
  position: relative;
  padding: 110px 0;
  background: linear-gradient(135deg, var(--dark-green) 0%, #123029 100%);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(14,35,29,0.92) 0%, rgba(14,35,29,0.78) 50%, rgba(14,35,29,0.88) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  animation: heroFadeUp 0.6s ease both;
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(196,162,101,0.15);
  border: 1px solid rgba(196,162,101,0.4);
  color: var(--gold);
  font-size: 13px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
  letter-spacing: 0.06em;
}

.hero h1 {
  font-size: 52px;
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero h1 .highlight {
  color: var(--gold);
}

.hero-subtitle {
  font-size: 19px;
  color: rgba(240,236,228,0.85);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  text-align: center;
}

.hero-scroll-line {
  display: block;
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  margin: 8px auto 0;
  animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {
  0%, 100% {
    transform: scaleY(1);
    transform-origin: top;
  }
  50% {
    transform: scaleY(0.6);
    transform-origin: top;
  }
}

/* ============== 信任条 ============== */
.trust-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.trust-list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 0;
  gap: 24px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.trust-number {
  font-family: 'Noto Serif SC', serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.03em;
}

.trust-label {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

/* ============== 三步上手 ============== */
.steps {
  padding: var(--space-section) 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 24px;
}

.step-item {
  padding: 24px 32px;
  position: relative;
  border-left: 1px solid var(--border);
}

.step-item:first-of-type {
  border-left: none;
}

.step-number {
  font-family: 'Noto Serif SC', serif;
  font-size: 56px;
  font-weight: 700;
  color: var(--gold);
  opacity: 0.7;
  line-height: 1;
  margin-bottom: 24px;
  display: block;
}

.step-item h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.step-item p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ============== 资讯卡片 ============== */
.news-section {
  padding: var(--space-section) 0;
  background: #fff;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--paper);
  border-radius: var(--radius-card);
  padding: 28px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all var(--transition);
  height: 100%;
}

.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  background: #fff;
}

.news-card .badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border: 1px solid var(--gold);
  color: var(--gold-dark);
  border-radius: var(--radius-pill);
  font-size: 12px;
  letter-spacing: 0.05em;
  align-self: flex-start;
}

.news-card h3 {
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink);
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-family: 'Noto Sans SC', sans-serif;
  font-weight: 500;
}

.news-card:hover h3 {
  color: var(--primary);
}

.news-card .excerpt {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
}

.news-card .read-more {
  color: var(--primary);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.news-card .read-more i {
  transition: transform var(--transition);
}

.news-card:hover .read-more i {
  transform: translateX(4px);
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 24px;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius-card);
  background: var(--paper);
}

.empty-state i {
  font-size: 36px;
  color: var(--gold);
  margin-bottom: 16px;
}

.empty-state p {
  font-size: 15px;
}

/* ============== 案例证明 ============== */
.cases {
  padding: var(--space-section) 0;
}

.case-card {
  display: flex;
  background: #fff;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  margin-bottom: 32px;
}

.case-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.case-image {
  flex: 0 0 40%;
  position: relative;
  overflow: hidden;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.case-card:hover .case-image img {
  transform: scale(1.02);
}

.case-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20,52,43,0.1) 0%, rgba(20,52,43,0.3) 100%);
}

.case-content {
  flex: 1;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}

.case-content .badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  background: rgba(196,162,101,0.15);
  color: var(--gold-dark);
  border-radius: var(--radius-pill);
  font-size: 12px;
  letter-spacing: 0.05em;
  align-self: flex-start;
}

.case-content h3 {
  font-size: 24px;
  line-height: 1.4;
}

.case-content p {
  color: var(--muted);
  line-height: 1.8;
}

.case-stats {
  display: flex;
  gap: 40px;
  margin-top: 16px;
}

.case-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.case-stat-number {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--gold);
}

.case-stat-label {
  font-size: 13px;
  color: var(--muted);
}

/* ============== FAQ ============== */
.faq {
  background: #fff;
  border-top: 1px solid var(--border);
  padding: var(--space-section) 0;
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.faq-heading h2 {
  font-size: 34px;
  margin-bottom: 16px;
}

.faq-heading p {
  color: var(--muted);
  line-height: 1.8;
}

.faq-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-of-type {
  border-top: 1px solid var(--border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 16px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 500;
  color: var(--ink);
  transition: color var(--transition);
  width: 100%;
  text-align: left;
  background: transparent;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--gold);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.faq-icon::before {
  width: 14px;
  height: 2px;
  top: 9px;
  left: 3px;
}

.faq-icon::after {
  width: 2px;
  height: 14px;
  left: 9px;
  top: 3px;
}

.faq-item.active .faq-icon::after {
  transform: scaleY(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 16px 20px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 15px;
}

/* ============== CTA 表单 ============== */
.cta-section {
  background: linear-gradient(135deg, var(--dark-green) 0%, #123029 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(196,162,101,0.08);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(196,162,101,0.06);
}

.cta-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.cta-heading h2 {
  color: #fff;
  font-size: 34px;
  margin-bottom: 16px;
}

.cta-heading p {
  color: rgba(240,236,228,0.8);
  line-height: 1.8;
  font-size: 16px;
}

.cta-form {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-card);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cta-form .form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cta-form label {
  color: rgba(240,236,228,0.8);
  font-size: 14px;
}

.cta-form input,
.cta-form select {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  padding: 14px 16px;
}

.cta-form input::placeholder {
  color: rgba(255,255,255,0.5);
}

.cta-form input:focus,
.cta-form select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196,162,101,0.2);
  background: rgba(255,255,255,0.12);
}

.cta-form select option {
  background: var(--dark-green);
  color: #fff;
}

.cta-form .btn {
  margin-top: 8px;
  width: 100%;
  padding: 16px 28px;
}

/* ============== 页脚 ============== */
.site-footer {
  background: var(--dark-green);
  padding-top: 72px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-brand .logo {
  font-size: 24px;
  margin-bottom: 16px;
}

.footer-brand p {
  color: rgba(240,236,228,0.7);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--dark-green);
}

.footer-title {
  color: #fff;
  font-size: 16px;
  font-family: 'Noto Serif SC', serif;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(240,236,228,0.7);
  font-size: 14px;
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--gold);
  padding-left: 4px;
}

.footer-contact {
  list-style: none;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(240,236,228,0.7);
  font-size: 14px;
  margin-bottom: 12px;
}

.footer-contact li i {
  color: var(--gold);
  width: 18px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 0;
  text-align: center;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
}

.footer-bottom p {
  line-height: 1.8;
}

/* ============== 响应式 ============== */
@media (max-width: 1023px) {
  :root {
    --space-section: 80px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .steps-grid {
    gap: 24px;
  }

  .step-item {
    padding: 20px;
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .cta-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .case-card {
    flex-direction: column;
  }

  .case-image {
    min-height: 240px;
  }
}

@media (max-width: 767px) {
  :root {
    --space-section: 56px;
  }

  .header-top {
    height: auto;
    padding: 12px 0;
  }

  .header-top .container {
    flex-wrap: wrap;
    gap: 12px;
  }

  .header-search {
    width: 100%;
    order: 3;
  }

  .header-cta {
    padding: 6px 16px;
    font-size: 13px;
  }

  .logo {
    font-size: 19px;
  }

  .hero {
    padding: 72px 0 96px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 17px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

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

  .trust-list {
    justify-content: center;
    padding: 24px 0;
    gap: 16px 24px;
  }

  .trust-number {
    font-size: 28px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .step-item {
    border-left: none;
    border-bottom: 1px solid var(--border);
    padding: 24px 0;
  }

  .step-item:last-of-type {
    border-bottom: none;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .case-content {
    padding: 24px;
  }

  .case-content h3 {
    font-size: 20px;
  }

  .case-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .faq-layout {
    gap: 24px;
  }

  .faq-heading h2 {
    font-size: 28px;
  }

  .cta-section {
    padding: 56px 0;
  }

  .cta-form {
    padding: 24px;
  }

  .cta-heading h2 {
    font-size: 28px;
  }

  .nav-list a {
    padding: 10px 16px;
    font-size: 14px;
  }

  .section-header h2 {
    font-size: 28px;
  }

  .section-header {
    margin-bottom: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* roulang page: category1 */
:root {
  --main: #14342B;
  --main-light: #1E4D3E;
  --gold: #C4A265;
  --gold-dark: #A8894A;
  --paper: #F8F6F2;
  --dark: #0E231D;
  --ink: #1E2A26;
  --muted: #5A6B64;
  --line: #E4DED5;
  --accent: #B4472E;
  --serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
  --sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --radius-card: 10px;
  --radius-btn: 4px;
  --radius-input: 6px;
  --shadow-sm: 0 2px 8px rgba(20, 52, 43, 0.06);
  --shadow-lg: 0 8px 24px rgba(20, 52, 43, 0.12);
  --transition: 0.25s ease;
  --container: 1200px;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}
ul, ol {
  list-style: none;
}
button {
  font-family: inherit;
  cursor: pointer;
}
input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  outline: none;
}
h1, h2, h3, h4 {
  font-family: var(--serif);
  line-height: 1.3;
  letter-spacing: 0.02em;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding: 96px 0;
}
.section-head {
  max-width: 720px;
  margin-bottom: 48px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--gold-dark);
  background: rgba(196, 162, 101, 0.12);
  border: 1px solid rgba(196, 162, 101, 0.4);
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 700;
  color: var(--main);
  margin-bottom: 14px;
}
.section-head p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

/* ========== Header / Navigation ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(248, 246, 242, 0.98);
  box-shadow: 0 1px 0 rgba(20, 52, 43, 0.06);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 6px 20px rgba(20, 52, 43, 0.1);
}
.header-top {
  background: var(--main);
  height: 64px;
  display: flex;
  align-items: center;
}
.header-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.logo i {
  color: var(--gold);
  font-size: 22px;
}
.logo span {
  color: var(--gold);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-input);
  padding: 6px 12px;
  width: 260px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.header-search i {
  color: var(--gold);
  font-size: 14px;
}
.header-search input {
  background: transparent;
  border: none;
  color: #fff;
  width: 100%;
  font-size: 14px;
}
.header-search input::placeholder {
  color: rgba(255, 255, 255, 0.55);
}
.header-search:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.2);
}
.header-cta {
  display: inline-block;
  background: var(--gold);
  color: var(--dark);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: var(--radius-btn);
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}
.header-cta:hover {
  background: var(--gold-dark);
  color: #fff;
  transform: translateY(-1px);
}
.header-nav {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: relative;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 8px 0;
}
.nav-list::-webkit-scrollbar {
  display: none;
}
.nav-list a {
  display: inline-flex;
  align-items: center;
  padding: 8px 22px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-radius: 999px;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}
.nav-list a:hover {
  background: rgba(20, 52, 43, 0.08);
  color: var(--main);
}
.nav-list a.active {
  background: var(--main);
  color: #fff;
}

/* ========== Hero ========== */
.page-hero {
  position: relative;
  padding: 180px 0 120px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #fff;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(14, 35, 29, 0.92) 0%, rgba(20, 52, 43, 0.78) 55%, rgba(14, 35, 29, 0.65) 100%);
}
.page-hero .container {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(196, 162, 101, 0.18);
  border: 1px solid rgba(196, 162, 101, 0.5);
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.12em;
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 24px;
  animation: fadeUp 0.6s ease both;
}
.page-hero h1 {
  font-size: 52px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 22px;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.1s;
  letter-spacing: 0.04em;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin-bottom: 36px;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.2s;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.3s;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 500;
  padding: 13px 34px;
  border-radius: var(--radius-btn);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  border: none;
}
.btn-gold {
  background: var(--gold);
  color: var(--dark);
}
.btn-gold:hover {
  background: var(--gold-dark);
  color: #fff;
  box-shadow: 0 6px 20px rgba(168, 137, 74, 0.35);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(196, 162, 101, 0.1);
  transform: translateY(-2px);
}
.scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 56px;
  background: rgba(255, 255, 255, 0.25);
  overflow: hidden;
  z-index: 2;
}
.scroll-hint::after {
  content: "";
  display: block;
  width: 100%;
  height: 16px;
  background: var(--gold);
  animation: scrollLine 1.8s ease-in-out infinite;
}

/* ========== Trust Bar ========== */
.trust-bar {
  background: var(--dark);
  padding: 36px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.trust-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.trust-item {
  text-align: center;
  color: #fff;
}
.trust-item strong {
  display: block;
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.3;
}
.trust-item span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 4px;
  display: inline-block;
}

/* ========== Features ========== */
.features {
  background: var(--paper);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid transparent;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(196, 162, 101, 0.35);
}
.feature-card i {
  font-size: 26px;
  color: var(--gold-dark);
  display: inline-flex;
  width: 54px;
  height: 54px;
  align-items: center;
  justify-content: center;
  background: rgba(196, 162, 101, 0.12);
  border-radius: 10px;
  margin-bottom: 18px;
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--main);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ========== Topic Grid ========== */
.topic-section {
  background: #fff;
}
.topic-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.topic-card {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  transition: box-shadow var(--transition), transform var(--transition);
  display: block;
}
.topic-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.topic-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.topic-body {
  padding: 22px 22px 24px;
}
.topic-body h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--main);
  margin-bottom: 8px;
}
.topic-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 14px;
}
.topic-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--gold-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition), gap var(--transition);
}
.topic-card:hover .topic-link {
  color: var(--main);
  gap: 10px;
}
.topic-link i {
  font-size: 13px;
}

/* ========== Steps ========== */
.steps-section {
  background: var(--paper);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.step-item {
  padding: 48px 40px;
  position: relative;
}
.step-item + .step-item {
  border-left: 1px solid var(--line);
}
.step-num {
  font-family: var(--serif);
  font-size: 44px;
  font-weight: 700;
  color: var(--gold);
  display: block;
  line-height: 1.2;
  margin-bottom: 16px;
}
.step-item h3 {
  font-size: 21px;
  font-weight: 600;
  color: var(--main);
  margin-bottom: 10px;
}
.step-item p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
}

/* ========== Resources ========== */
.resources-section {
  background: #fff;
}
.resource-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.resource-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line);
  transition: box-shadow var(--transition), transform var(--transition);
}
.resource-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.resource-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.resource-body {
  padding: 26px 26px 30px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.badge {
  align-self: flex-start;
  font-size: 12px;
  font-weight: 500;
  color: var(--gold-dark);
  border: 1px solid rgba(196, 162, 101, 0.5);
  border-radius: 999px;
  padding: 4px 14px;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  background: rgba(196, 162, 101, 0.08);
}
.resource-body h3 {
  font-size: 21px;
  font-weight: 600;
  color: var(--main);
  margin-bottom: 10px;
}
.resource-body p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 16px;
}
.text-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--gold-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition), gap var(--transition);
}
.text-link:hover {
  color: var(--main);
  gap: 10px;
}

/* ========== FAQ ========== */
.faq-section {
  background: var(--paper);
}
.faq-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: start;
}
.faq-head .section-tag {
  margin-bottom: 14px;
}
.faq-head h2 {
  font-size: 32px;
  color: var(--main);
  font-weight: 700;
  margin-bottom: 14px;
}
.faq-head p {
  color: var(--muted);
  line-height: 1.75;
}
.faq-list {
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  padding: 20px 4px;
  text-align: left;
  transition: color var(--transition);
}
.faq-question:hover {
  color: var(--main);
}
.faq-question i {
  font-size: 15px;
  color: var(--gold-dark);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.active .faq-question {
  color: var(--main);
}
.faq-item.active .faq-question i {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 4px;
}
.faq-item.active .faq-answer {
  max-height: 400px;
  padding-bottom: 20px;
}
.faq-answer p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

/* ========== CTA ========== */
.cta-section {
  background: var(--dark) url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  padding: 96px 0;
  position: relative;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(14, 35, 29, 0.94) 0%, rgba(20, 52, 43, 0.86) 100%);
}
.cta-section .container {
  position: relative;
  z-index: 2;
}
.cta-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}
.cta-inner h2 {
  color: #fff;
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 14px;
}
.cta-inner > p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 40px;
}
.cta-form {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 14px;
  text-align: left;
}
.cta-form input,
.cta-form select {
  width: 100%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  border-radius: var(--radius-input);
  padding: 13px 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.cta-form select {
  cursor: pointer;
}
.cta-form input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}
.cta-form select option {
  color: var(--ink);
  background: #fff;
}
.cta-form input:focus,
.cta-form select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.2);
}
.cta-form .btn-gold {
  white-space: nowrap;
}
.form-success {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(196, 162, 101, 0.15);
  border: 1px solid rgba(196, 162, 101, 0.5);
  color: var(--gold);
  font-size: 15px;
  padding: 14px 24px;
  border-radius: var(--radius-card);
  margin-top: 8px;
}
.form-success i {
  font-size: 18px;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 64px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 44px;
  padding-bottom: 48px;
}
.footer-brand .logo {
  font-size: 22px;
  margin-bottom: 14px;
}
.footer-brand p {
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.footer-social a {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.footer-social a:hover {
  background: var(--gold);
  color: var(--dark);
  transform: translateY(-2px);
}
.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--gold);
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition), padding-left var(--transition);
}
.footer-links a:hover {
  color: var(--gold);
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
  font-size: 13.5px;
}
.footer-contact i {
  color: var(--gold);
  margin-top: 3px;
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ========== Animation ========== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes scrollLine {
  0% {
    transform: translateY(-16px);
  }
  60%, 100% {
    transform: translateY(64px);
  }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ========== Responsive ========== */
@media (max-width: 1023px) {
  .section {
    padding: 72px 0;
  }
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trust-bar .container {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 16px;
  }
  .cta-form {
    grid-template-columns: 1fr 1fr;
  }
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .resource-list {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .header-search {
    width: 180px;
  }
}
@media (max-width: 767px) {
  body {
    font-size: 15px;
  }
  .section {
    padding: 64px 0;
  }
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .header-top {
    height: 58px;
  }
  .header-top .container {
    gap: 12px;
  }
  .logo {
    font-size: 20px;
  }
  .logo i {
    font-size: 18px;
  }
  .header-search {
    display: none;
  }
  .header-cta {
    padding: 7px 16px;
    font-size: 13px;
  }
  .page-hero {
    padding: 140px 0 80px;
  }
  .page-hero h1 {
    font-size: 34px;
  }
  .hero-sub {
    font-size: 16px;
  }
  .hero-actions {
    gap: 12px;
  }
  .btn {
    padding: 11px 24px;
    font-size: 15px;
  }
  .feature-grid,
  .topic-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .step-item + .step-item {
    border-left: none;
    border-top: 1px solid var(--line);
  }
  .step-item {
    padding: 36px 24px;
  }
  .trust-bar .container {
    grid-template-columns: 1fr 1fr;
  }
  .trust-item strong {
    font-size: 26px;
  }
  .section-head h2 {
    font-size: 28px;
  }
  .cta-section {
    padding: 64px 0;
  }
  .cta-inner h2 {
    font-size: 28px;
  }
  .cta-form {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-brand p {
    font-size: 14px;
  }
}

/* roulang page: article */
:root {
  --primary: #14342B;
  --primary-light: #1E4D3E;
  --gold: #C4A265;
  --gold-dark: #A8894A;
  --paper: #F8F6F2;
  --charcoal: #0E231D;
  --text: #1E2A26;
  --text-weak: #5A6B64;
  --border: #E4DED5;
  --accent: #B4472E;
  --radius: 10px;
  --radius-btn: 4px;
  --radius-input: 6px;
  --shadow-sm: 0 2px 8px rgba(20,52,43,0.06);
  --shadow-lg: 0 8px 24px rgba(20,52,43,0.12);
  --transition: .25s ease;
  --serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
  --sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--sans); font-size: 16px; line-height: 1.75; color: var(--text); background: var(--paper); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input, select { font: inherit; }
::selection { background: rgba(196,162,101,0.3); }

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

/* ===== 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; text-decoration: none; border: none; cursor: pointer; transition: all var(--transition); }
.btn-gold { background: var(--gold); color: var(--primary); box-shadow: 0 4px 14px rgba(196,162,101,0.25); }
.btn-gold:hover { background: var(--gold-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(196,162,101,0.35); }
.btn-outline { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.6); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 16px rgba(14,35,29,0.08); }
.header-top { background: var(--primary); color: #fff; }
.header-top .container { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 8px; font-family: var(--serif); font-weight: 700; font-size: 26px; letter-spacing: 0.02em; color: #fff; text-decoration: none; white-space: nowrap; }
.logo i { color: var(--gold); font-size: 22px; }
.logo span { color: var(--gold); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-search { display: flex; align-items: center; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.25); border-radius: var(--radius-input); padding: 0 14px; height: 38px; transition: all var(--transition); }
.header-search i { color: rgba(255,255,255,0.7); font-size: 14px; margin-right: 8px; }
.header-search input { background: transparent; border: none; outline: none; color: #fff; font-size: 14px; width: 200px; }
.header-search input::placeholder { color: rgba(255,255,255,0.55); }
.header-search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(196,162,101,0.2); background: rgba(255,255,255,0.14); }
.header-cta { display: inline-flex; align-items: center; padding: 8px 20px; background: var(--gold); color: var(--primary); border-radius: var(--radius-btn); font-size: 14px; font-weight: 600; text-decoration: none; transition: all var(--transition); }
.header-cta:hover { background: var(--gold-dark); color: #fff; transform: translateY(-1px); }
.header-nav { background: var(--paper); border-bottom: 1px solid var(--border); }
.nav-list { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; height: 48px; align-items: center; -webkit-overflow-scrolling: touch; }
.nav-list::-webkit-scrollbar { display: none; }
.nav-list a { flex-shrink: 0; display: inline-flex; align-items: center; padding: 6px 20px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--text); text-decoration: none; transition: all var(--transition); white-space: nowrap; }
.nav-list a:hover { background: rgba(20,52,43,0.06); color: var(--primary); }
.nav-list a.active { background: var(--primary); color: #fff; }

/* ===== Article Hero ===== */
.article-hero { position: relative; padding: 88px 0 64px; background: linear-gradient(130deg, rgba(14,35,29,0.94), rgba(20,52,43,0.82)), url('/assets/images/backpic/back-1.png') center / cover no-repeat; color: #fff; }
.article-hero .container { max-width: 920px; }
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 28px; }
.breadcrumb a { color: rgba(255,255,255,0.85); text-decoration: none; transition: color var(--transition); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .current { color: var(--gold); max-width: 380px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-hero h1 { font-family: var(--serif); font-size: 46px; font-weight: 700; line-height: 1.3; letter-spacing: 0.02em; margin: 0 0 24px; max-width: 820px; }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 14px; color: rgba(255,255,255,0.78); }
.article-meta .icon-text { display: inline-flex; align-items: center; gap: 6px; }
.article-cate { display: inline-flex; align-items: center; gap: 6px; padding: 3px 14px; border: 1px solid var(--gold); border-radius: 999px; color: var(--gold); font-size: 13px; }

/* ===== Article Main ===== */
.article-main { padding: 72px 0 56px; }
.article-body { max-width: 760px; margin: 0 auto; font-size: 17px; line-height: 1.8; color: var(--text); }
.article-body h2 { font-family: var(--serif); font-size: 30px; font-weight: 700; margin: 48px 0 16px; color: var(--primary); }
.article-body h3 { font-family: var(--serif); font-size: 22px; font-weight: 600; margin: 32px 0 12px; color: var(--primary); }
.article-body p { margin: 0 0 20px; }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--gold-dark); }
.article-body blockquote { margin: 28px 0; padding: 20px 24px; border-left: 4px solid var(--gold); background: rgba(196,162,101,0.08); border-radius: 0 var(--radius) var(--radius) 0; color: var(--text-weak); }
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body ul, .article-body ol { margin: 0 0 20px; padding-left: 26px; }
.article-body li { margin-bottom: 8px; }
.article-body img { border-radius: var(--radius); box-shadow: var(--shadow-sm); margin: 24px 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.article-body th, .article-body td { border: 1px solid var(--border); padding: 10px 14px; font-size: 15px; }
.article-body th { background: rgba(20,52,43,0.04); font-weight: 500; }

.article-empty { text-align: center; padding: 80px 0; }
.article-empty i { font-size: 48px; color: var(--border); margin-bottom: 16px; }
.article-empty p { font-size: 16px; color: var(--text-weak); margin-bottom: 24px; }

/* ===== Article Back ===== */
.article-back { max-width: 760px; margin: 40px auto 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding-top: 32px; border-top: 1px solid var(--border); }
.back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; font-size: 14px; transition: all var(--transition); }
.back-link:hover { color: var(--primary); transform: translateX(-4px); }

/* ===== Related Section ===== */
.related-section { padding: 80px 0; background: #FFFFFF; border-top: 1px solid var(--border); }
.section-head { text-align: center; margin-bottom: 48px; }
.section-title { font-family: var(--serif); font-size: 34px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.section-subtitle { font-size: 16px; color: var(--text-weak); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.related-card { background: var(--paper); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid transparent; transition: all var(--transition); display: flex; flex-direction: column; text-decoration: none; color: inherit; }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--border); }
.related-card .thumb { position: relative; height: 180px; overflow: hidden; }
.related-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.related-card:hover .thumb img { transform: scale(1.04); }
.related-card .thumb::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(14,35,29,0) 55%, rgba(14,35,29,0.35)); }
.related-body { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.related-body .tag { align-self: flex-start; margin-bottom: 12px; padding: 2px 12px; border: 1px solid var(--gold); border-radius: 999px; color: var(--gold-dark); font-size: 12px; }
.related-body h3 { font-family: var(--serif); font-size: 20px; font-weight: 600; color: var(--text); margin-bottom: 10px; line-height: 1.4; }
.related-body p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin-bottom: 16px; }
.related-body .more { margin-top: auto; color: var(--primary); text-decoration: none; font-size: 14px; font-weight: 500; display: inline-flex; align-items: center; gap: 6px; transition: color var(--transition); }
.related-body .more:hover { color: var(--gold-dark); }
.related-body .more i { transition: transform var(--transition); }
.related-body .more:hover i { transform: translateX(4px); }

/* ===== CTA ===== */
.cta-section { padding: 88px 0; background: linear-gradient(135deg, var(--charcoal) 0%, var(--primary) 100%); color: #fff; }
.cta-inner { max-width: 720px; margin: 0 auto; text-align: center; }
.cta-inner h2 { font-family: var(--serif); font-size: 38px; font-weight: 700; margin-bottom: 16px; }
.cta-inner p { font-size: 17px; color: rgba(255,255,255,0.75); margin-bottom: 32px; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: var(--charcoal); color: rgba(255,255,255,0.8); padding: 72px 0 0; }
.site-footer .logo { margin-bottom: 16px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 56px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.6); margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.08); color: #fff; text-decoration: none; transition: all var(--transition); }
.footer-social a:hover { background: var(--gold); color: var(--charcoal); transform: translateY(-2px); }
.footer-title { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 18px; font-family: var(--serif); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: rgba(255,255,255,0.65); text-decoration: none; font-size: 14px; transition: all var(--transition); }
.footer-links a:hover { color: var(--gold); padding-left: 4px; }
.footer-contact { list-style: none; }
.footer-contact li { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; font-size: 14px; color: rgba(255,255,255,0.65); }
.footer-contact i { color: var(--gold); width: 16px; text-align: center; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; }
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.45); }

/* ===== Focus / A11y ===== */
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .header-search { display: none; }
  .header-top .container { height: 56px; }
  .logo { font-size: 22px; }
  .header-cta { padding: 6px 14px; font-size: 13px; }
  .nav-list { height: 44px; }
  .article-hero { padding: 56px 0 44px; }
  .article-hero h1 { font-size: 32px; }
  .breadcrumb .current { max-width: 180px; }
  .article-main { padding: 48px 0 40px; }
  .article-body { font-size: 16px; }
  .related-grid { grid-template-columns: 1fr; }
  .related-section { padding: 56px 0 64px; }
  .section-title { font-size: 28px; }
  .cta-section { padding: 64px 0; }
  .cta-inner h2 { font-size: 28px; }
  .cta-inner p { font-size: 15px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
:root {
  --primary: #14342B;
  --primary-light: #1E4D3E;
  --gold: #C4A265;
  --gold-dark: #A8894A;
  --paper: #F8F6F2;
  --charcoal: #0E231D;
  --ink: #1E2A26;
  --muted: #5A6B64;
  --border: #E4DED5;
  --terracotta: #B4472E;
  --white: #FFFFFF;
  --radius-card: 10px;
  --radius-btn: 4px;
  --radius-input: 6px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(20, 52, 43, 0.06);
  --shadow-hover: 0 8px 24px rgba(20, 52, 43, 0.12);
  --transition: 0.25s ease;
  --font-serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
  --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background-color: var(--paper);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover, a:focus-visible {
  color: var(--primary);
  outline: none;
}

button, input, select, textarea {
  font-family: var(--font-sans);
  font-size: inherit;
  border: none;
  background: none;
  outline: none;
}

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

.section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gold-dark);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
  border: 1px solid rgba(196, 162, 101, 0.5);
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.5);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.75;
}

/* ===== Header 双层导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(20, 52, 43, 0.12);
}

.header-top {
  background: var(--primary);
  height: 64px;
}

.header-top .container {
  display: flex;
  max-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
}

.logo i {
  color: var(--gold);
  font-size: 20px;
}

.logo span {
  color: var(--gold);
}

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

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-input);
  padding: 7px 14px;
  width: 280px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header-search i {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.header-search input {
  width: 100%;
  background: transparent;
  color: var(--white);
  font-size: 14px;
}

.header-search input::placeholder {
  color: rgba(255, 255, 255, 0.55);
}

.header-search:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.25);
}

.header-cta {
  display: inline-block;
  background: var(--gold);
  color: var(--charcoal) !important;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.header-cta:hover {
  background: var(--gold-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(196, 162, 101, 0.35);
}

.header-nav {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  height: 48px;
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 6px 0;
}

.nav-list::-webkit-scrollbar {
  display: none;
}

.nav-list a {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}

.nav-list a:hover {
  color: var(--primary);
  background: rgba(30, 77, 62, 0.08);
}

.nav-list a.active {
  background: var(--primary);
  color: var(--white);
  font-weight: 500;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background: var(--charcoal);
  padding: 110px 0 120px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(120deg, rgba(14, 35, 29, 0.92) 20%, rgba(20, 52, 43, 0.72) 60%, rgba(14, 35, 29, 0.85) 100%), url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--gold);
  background: rgba(196, 162, 101, 0.14);
  border: 1px solid rgba(196, 162, 101, 0.35);
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  margin-bottom: 22px;
  letter-spacing: 0.03em;
}

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

.hero h1 {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
  letter-spacing: 0.02em;
  margin-bottom: 18px;
  animation: heroFadeUp 0.6s ease both;
}

.hero h1 span {
  color: var(--gold);
}

.hero-desc {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(248, 246, 242, 0.85);
  margin-bottom: 36px;
  max-width: 620px;
  animation: heroFadeUp 0.6s ease 0.15s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  animation: heroFadeUp 0.6s ease 0.3s both;
}

.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 30px;
  border-radius: var(--radius-btn);
  text-align: center;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.btn-gold {
  background: var(--gold);
  color: var(--charcoal);
  border: 1px solid var(--gold);
}

.btn-gold:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  color: var(--charcoal);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(196, 162, 101, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.45);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.8);
  color: var(--white);
  transform: translateY(-2px);
}

.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.55);
}

.hero-scroll-line {
  width: 1px;
  height: 42px;
  background: linear-gradient(180deg, var(--gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scrollPulse {
  0%, 100% {
    transform: scaleY(1);
    transform-origin: top;
    opacity: 0.7;
  }
  50% {
    transform: scaleY(1.25);
    transform-origin: top;
    opacity: 1;
  }
}

/* ===== 信任条 ===== */
.trust-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 36px 0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.trust-number {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.2;
}

.trust-label {
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ===== 服务内容 ===== */
.services {
  background: var(--paper);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 40px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--gold);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(196, 162, 101, 0.14);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-dark);
  font-size: 24px;
  margin-bottom: 20px;
  transition: background var(--transition), color var(--transition);
}

.service-card:hover .service-icon {
  background: var(--primary);
  color: var(--gold);
}

.service-card h3 {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.service-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 14px;
}

.service-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-list li {
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  background: rgba(30, 77, 62, 0.08);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}

/* ===== 适用场景 ===== */
.scenarios {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.scenario-card {
  background: var(--paper);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  text-align: center;
  border-bottom: 3px solid var(--border);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.scenario-card:hover {
  border-bottom-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.scenario-card i {
  font-size: 30px;
  color: var(--gold-dark);
  margin-bottom: 16px;
}

.scenario-card h4 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.scenario-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== 服务流程 ===== */
.process-section {
  background: var(--charcoal);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}

.process-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(135deg, rgba(14, 35, 29, 0.85), rgba(30, 77, 62, 0.5)), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.process-content {
  position: relative;
  z-index: 2;
}

.process-title {
  text-align: center;
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 56px;
  letter-spacing: 0.02em;
}

.process-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 16px auto 0;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: process;
}

.process-step {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  text-align: center;
  counter-increment: process;
  transition: border-color var(--transition), background var(--transition);
}

.process-step:hover {
  border-color: var(--gold);
  background: rgba(255, 255, 255, 0.1);
}

.process-step .step-num {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  color: var(--gold);
  display: block;
  margin-bottom: 14px;
  line-height: 1;
}

.process-step h4 {
  color: var(--white);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.process-step p {
  color: rgba(248, 246, 242, 0.72);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== 推荐资源 ===== */
.resources-section {
  background: var(--paper);
}

.resources-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.resource-card {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: stretch;
  transition: transform var(--transition), box-shadow var(--transition);
}

.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.resource-img {
  flex: 0 0 40%;
  min-height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.resource-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 52, 43, 0.1), rgba(14, 35, 29, 0.35));
}

.resource-body {
  flex: 1;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.resource-body .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--gold-dark);
  border: 1px solid var(--gold);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
  width: fit-content;
}

.resource-body h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.resource-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.resource-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.resource-link:hover {
  color: var(--gold-dark);
}

.resource-link:hover i {
  transform: translateX(4px);
}

.resource-link i {
  transition: transform var(--transition);
  font-size: 13px;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--white);
  border-top: 1px solid var(--border);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.faq-left {
  position: sticky;
  top: 130px;
}

.faq-left .section-tag {
  margin-bottom: 14px;
}

.faq-left h2 {
  text-align: left;
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.35;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.faq-left p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.faq-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  cursor: pointer;
  background: none;
  text-align: left;
  width: 100%;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.4;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--gold-dark);
}

.faq-question .icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--muted);
  transition: transform var(--transition), border-color var(--transition), color var(--transition);
}

.faq-item.open .faq-question .icon {
  transform: rotate(45deg);
  border-color: var(--gold);
  color: var(--gold-dark);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0;
}

.faq-answer-inner {
  padding-bottom: 22px;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

.faq-answer-inner a {
  color: var(--primary);
  font-weight: 500;
}

.faq-answer-inner a:hover {
  color: var(--gold-dark);
}

/* ===== CTA ===== */
.cta-section {
  background: var(--charcoal);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(160deg, rgba(14, 35, 29, 0.88), rgba(30, 77, 62, 0.68)), url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.cta-content h2 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
  line-height: 1.35;
  margin-bottom: 14px;
}

.cta-content p {
  color: rgba(248, 246, 242, 0.8);
  font-size: 16px;
  line-height: 1.75;
  margin-bottom: 40px;
}

.cta-form {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  text-align: left;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: rgba(248, 246, 242, 0.7);
}

.form-group input,
.form-group select {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-input);
  padding: 12px 16px;
  color: var(--white);
  font-size: 15px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-group select {
  appearance: none;
  cursor: pointer;
}

.form-group select option {
  background: var(--charcoal);
  color: var(--white);
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.2);
  background: rgba(255, 255, 255, 0.12);
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-submit {
  grid-column: 1 / -1;
  margin-top: 8px;
}

.form-note {
  grid-column: 1 / -1;
  font-size: 13px;
  color: rgba(248, 246, 242, 0.5);
  text-align: center;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--charcoal);
  color: rgba(248, 246, 242, 0.8);
  font-size: 14px;
  line-height: 1.8;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 48px;
  padding: 72px 0 48px;
}

.footer-brand .logo {
  margin-bottom: 18px;
}

.footer-brand p {
  color: rgba(248, 246, 242, 0.65);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 340px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(248, 246, 242, 0.7);
  font-size: 15px;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.footer-social a:hover {
  border-color: var(--gold);
  background: rgba(196, 162, 101, 0.15);
  color: var(--gold);
}

.footer-title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: rgba(248, 246, 242, 0.65);
  transition: color var(--transition), padding-left var(--transition);
}

.footer-links a:hover {
  color: var(--gold);
  padding-left: 6px;
}

.footer-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(248, 246, 242, 0.65);
}

.footer-contact i {
  color: var(--gold);
  font-size: 14px;
  width: 18px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(248, 246, 242, 0.45);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .services-grid,
  .scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .section-title {
    font-size: 28px;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-left {
    position: static;
  }

  .faq-left h2 {
    font-size: 30px;
  }

  .hero {
    padding: 80px 0 90px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-desc {
    font-size: 16px;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .trust-number {
    font-size: 32px;
  }

  .resources-grid {
    grid-template-columns: 1fr;
  }

  .header-top .container {
    gap: 12px;
  }

  .header-search {
    width: 180px;
  }

  .header-search {
    display: none;
  }

  .header-cta {
    font-size: 13px;
    padding: 8px 16px;
  }

  .logo {
    font-size: 18px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 20px;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .btn {
    width: 100%;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .scenarios-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .process-title {
    font-size: 28px;
  }

  .cta-form {
    grid-template-columns: 1fr;
    padding: 24px 20px;
  }

  .form-group.full,
  .form-submit,
  .form-note {
    grid-column: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 48px 0 32px;
  }

  .footer-brand {
    grid-column: auto;
  }

  .header-top {
    height: 56px;
  }

  .header-top .container {
    height: auto;
  }

  .nav-list {
    gap: 4px;
  }

  .nav-list a {
    font-size: 13px;
    padding: 6px 14px;
  }
}

/* roulang page: category2 */
:root {
  --green-deep: #14342B;
  --green-light: #1E4D3E;
  --gold: #C4A265;
  --gold-dark: #A8894A;
  --paper: #F8F6F2;
  --dark-green: #0E231D;
  --ink: #1E2A26;
  --gray-green: #5A6B64;
  --border: #E4DED5;
  --terra: #B4472E;
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(20, 52, 43, 0.06);
  --shadow-md: 0 8px 24px rgba(20, 52, 43, 0.12);
  --radius-card: 10px;
  --radius-btn: 4px;
  --radius-input: 6px;
  --transition: 0.25s ease;
  --font-serif: 'Noto Serif SC', serif;
  --font-sans: 'Noto Sans SC', sans-serif;
}
*, *::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: 1.75;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold-dark);
  text-transform: uppercase;
  margin-bottom: 12px;
  padding: 4px 14px;
  border: 1px solid var(--gold);
  border-radius: 999px;
  background: rgba(196, 162, 101, 0.08);
}
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--green-deep);
  line-height: 1.3;
  letter-spacing: 0.02em;
}
.section-head p { margin-top: 14px; color: var(--gray-green); font-size: 16px; }

/* ========= Header ========= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 1px 0 var(--border), 0 4px 20px rgba(20, 52, 43, 0.04);
  transition: box-shadow var(--transition);
}
.header-top { background: var(--green-deep); }
.header-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 20px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.logo i { color: var(--gold); font-size: 20px; }
.logo span { color: var(--gold); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-input);
  padding: 8px 14px;
  width: 260px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.header-search i { color: var(--gold); font-size: 14px; }
.header-search input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--white);
  font-size: 14px;
  width: 100%;
}
.header-search input::placeholder { color: rgba(255, 255, 255, 0.6); }
.header-search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.25); }
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--green-deep);
  font-weight: 700;
  font-size: 14px;
  padding: 9px 20px;
  border-radius: var(--radius-btn);
  transition: background var(--transition), transform var(--transition);
}
.header-cta:hover { background: var(--gold-dark); transform: translateY(-1px); }
.header-nav { background: var(--white); border-bottom: 1px solid var(--border); }
.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 8px 0;
}
.nav-list::-webkit-scrollbar { display: none; }
.nav-list a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-radius: 999px;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}
.nav-list a:hover { background: rgba(30, 77, 62, 0.08); color: var(--green-deep); }
.nav-list a.active { background: var(--green-deep); color: var(--white); }

/* ========= Page Hero ========= */
.page-hero {
  position: relative;
  background: var(--dark-green);
  padding: 100px 0 90px;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(14, 35, 29, 0.96) 0%, rgba(14, 35, 29, 0.82) 45%, rgba(20, 52, 43, 0.6) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 760px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gold);
  background: rgba(196, 162, 101, 0.15);
  border: 1px solid rgba(196, 162, 101, 0.35);
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 22px;
  letter-spacing: 0.05em;
}
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}
.page-hero .hero-lead {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 32px;
  max-width: 640px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
  padding: 13px 28px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-gold {
  background: var(--gold);
  color: var(--green-deep);
}
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(196, 162, 101, 0.35); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.5);
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--white); transform: translateY(-2px); }
.hero-scroll {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 48px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 13px;
  letter-spacing: 0.08em;
}
.hero-scroll::before {
  content: '';
  width: 42px;
  height: 1px;
  background: var(--gold);
  opacity: 0.6;
}
.hero-scroll::after {
  content: '';
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
  transform: rotate(45deg);
  animation: scrollHint 1.8s ease-in-out infinite;
}
@keyframes scrollHint {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.5; }
  50% { transform: rotate(45deg) translate(4px, 4px); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-scroll::after { animation: none; }
}

/* ========= Intro ========= */
.intro-section { background: var(--paper); }
.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.intro-text h2 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--green-deep);
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.intro-text p { color: var(--gray-green); font-size: 16px; line-height: 1.8; margin-bottom: 18px; }
.intro-list { margin-top: 22px; }
.intro-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--ink);
  padding: 8px 0;
}
.intro-list li i {
  color: var(--gold-dark);
  margin-top: 4px;
  font-size: 15px;
}
.intro-image { position: relative; border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-md); }
.intro-image img { width: 100%; height: 400px; object-fit: cover; }
.intro-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(20, 52, 43, 0.05), rgba(20, 52, 43, 0.22));
}

/* ========= Points ========= */
.points-section { background: var(--white); }
.points-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.point-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  transition: all var(--transition);
}
.point-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(196, 162, 101, 0.5);
  background: var(--white);
}
.point-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--green-deep);
  color: var(--gold);
  font-size: 20px;
  margin-bottom: 20px;
  transition: background var(--transition);
}
.point-card:hover .point-icon { background: var(--green-light); }
.point-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 10px;
}
.point-card p { font-size: 14px; color: var(--gray-green); line-height: 1.75; }

/* ========= Scenarios ========= */
.scenarios-section { background: var(--paper); }
.scenario-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  margin-bottom: 32px;
  transition: box-shadow var(--transition);
}
.scenario-card:hover { box-shadow: var(--shadow-md); }
.scenario-card:nth-child(even) .scenario-media { order: 2; }
.scenario-media { position: relative; min-height: 300px; overflow: hidden; }
.scenario-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.scenario-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(20, 52, 43, 0.08), rgba(20, 52, 43, 0.3));
}
.scenario-content { padding: 44px 40px; display: flex; flex-direction: column; justify-content: center; }
.scenario-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--gold-dark);
  border: 1px solid var(--gold);
  border-radius: 999px;
  padding: 4px 14px;
  margin-bottom: 16px;
  width: fit-content;
}
.scenario-content h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--green-deep);
  line-height: 1.4;
  margin-bottom: 14px;
}
.scenario-content p { color: var(--gray-green); font-size: 15px; line-height: 1.8; margin-bottom: 20px; }
.scenario-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 14px;
  color: var(--green-deep);
}
.scenario-link i { transition: transform var(--transition); }
.scenario-link:hover i { transform: translateX(4px); }
.scenario-link:hover { color: var(--gold-dark); }

/* ========= Steps ========= */
.steps-section { background: var(--dark-green); position: relative; overflow: hidden; }
.steps-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
}
.steps-section .container { position: relative; z-index: 2; }
.steps-section .section-head h2 { color: var(--white); }
.steps-section .section-head p { color: rgba(255, 255, 255, 0.65); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.step-item {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition);
}
.step-item:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(196, 162, 101, 0.4); transform: translateY(-3px); }
.step-num {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  color: var(--gold);
  display: block;
  margin-bottom: 16px;
  line-height: 1;
}
.step-item h3 { font-family: var(--font-serif); font-size: 19px; color: var(--white); margin-bottom: 10px; font-weight: 600; }
.step-item p { font-size: 14px; color: rgba(255, 255, 255, 0.7); line-height: 1.7; }

/* ========= Resources ========= */
.resources-section { background: var(--white); }
.resources-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.resource-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  transition: all var(--transition);
}
.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--gold);
  background: var(--white);
}
.resource-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--green-deep);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  margin-bottom: 20px;
}
.resource-card h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 8px;
  line-height: 1.4;
}
.resource-card p { font-size: 14px; color: var(--gray-green); line-height: 1.7; flex: 1; margin-bottom: 18px; }
.resource-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold-dark);
}
.resource-link i { transition: transform var(--transition); }
.resource-link:hover i { transform: translateX(4px); }

/* ========= FAQ ========= */
.faq-section { background: var(--paper); }
.faq-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
}
.faq-head h2 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--green-deep);
  line-height: 1.3;
  margin-bottom: 16px;
}
.faq-head p { color: var(--gray-green); font-size: 15px; line-height: 1.8; }
.faq-list .faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item.open { border-color: var(--gold); box-shadow: var(--shadow-sm); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: none;
  border: none;
  text-align: left;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  color: var(--green-deep);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--gold-dark); }
.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--gold-dark);
  transition: transform var(--transition), background var(--transition), color var(--transition);
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14.5px;
  color: var(--gray-green);
  line-height: 1.8;
  border-top: 1px dashed var(--border);
  margin: 0 24px;
  padding-top: 16px;
  padding-left: 0;
  padding-right: 0;
}

/* ========= CTA ========= */
.cta-section {
  background: var(--dark-green);
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}
.cta-section .container { position: relative; z-index: 2; }
.cta-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 56px 48px;
  max-width: 760px;
  margin: 0 auto;
}
.cta-box h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--white);
  text-align: center;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.cta-box > p {
  text-align: center;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 36px;
  font-size: 16px;
}
.cta-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cta-form .form-field { margin-bottom: 0; }
.cta-form input,
.cta-form select {
  width: 100%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-input);
  padding: 13px 16px;
  color: var(--white);
  outline: none;
  font-size: 14.5px;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.cta-form select option { color: var(--ink); background: var(--white); }
.cta-form input::placeholder { color: rgba(255, 255, 255, 0.5); }
.cta-form input:focus,
.cta-form select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.25);
}
.cta-form .form-submit {
  grid-column: 1 / -1;
  margin-top: 8px;
}
.cta-form .btn-submit {
  width: 100%;
  justify-content: center;
  background: var(--gold);
  color: var(--green-deep);
  border: none;
  font-size: 16px;
  padding: 15px 28px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  font-weight: 700;
  transition: all var(--transition);
}
.cta-form .btn-submit:hover { background: var(--gold-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(196, 162, 101, 0.3); }

/* ========= Footer ========= */
.site-footer { background: var(--dark-green); color: rgba(255, 255, 255, 0.8); }
.site-footer .container { padding-top: 64px; padding-bottom: 24px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo { font-size: 22px; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255, 255, 255, 0.6); margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--gold); color: var(--green-deep); transform: translateY(-2px); }
.footer-title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.footer-links li, .footer-contact li { margin-bottom: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition), padding-left var(--transition);
}
.footer-links a:hover { color: var(--gold); padding-left: 4px; }
.footer-contact { font-size: 14px; color: rgba(255, 255, 255, 0.6); }
.footer-contact i {
  color: var(--gold);
  width: 22px;
  margin-right: 6px;
  font-size: 13px;
}
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 20px; text-align: center; }
.footer-bottom p { font-size: 13px; color: rgba(255, 255, 255, 0.45); }

/* ========= Responsive ========= */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .points-grid { grid-template-columns: repeat(2, 1fr); }
  .resources-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .faq-layout { grid-template-columns: 1fr; gap: 40px; }
  .cta-box { padding: 44px 32px; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .page-hero { padding: 72px 0; }
  .page-hero h1 { font-size: 36px; }
  .page-hero .hero-lead { font-size: 16px; }
  .section-head { margin-bottom: 40px; }
  .section-head h2 { font-size: 28px; }
  .header-top .container { height: 56px; }
  .header-search { display: none; }
  .header-cta { padding: 8px 16px; font-size: 13px; }
  .nav-list { gap: 2px; padding: 6px 0; }
  .nav-list a { padding: 7px 14px; font-size: 14px; }
  .points-grid { grid-template-columns: 1fr; gap: 16px; }
  .scenario-card { grid-template-columns: 1fr; }
  .scenario-card:nth-child(even) .scenario-media { order: 0; }
  .scenario-media { min-height: 220px; }
  .scenario-content { padding: 28px 24px; }
  .steps-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .resources-grid { grid-template-columns: 1fr; gap: 16px; }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .cta-form { grid-template-columns: 1fr; }
  .cta-box { padding: 36px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; margin-bottom: 32px; }
  .intro-image img { height: 260px; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .steps-grid { grid-template-columns: 1fr; }
  .cta-box h2 { font-size: 26px; }
  .footer-contact li { font-size: 13px; }
  .header-top .container { gap: 8px; }
  .logo { font-size: 18px; }
}