/* roulang page: index */
:root {
  --color-primary: #0E3B2E;
  --color-primary-light: #1B5E49;
  --color-accent: #C9A063;
  --color-accent-light: #E0C288;
  --color-bg: #F7F5F0;
  --color-bg-alt: #0A2E23;
  --color-surface: rgba(255, 255, 255, 0.72);
  --color-text: #1D2A24;
  --color-text-sub: #5A6B62;
  --color-border: rgba(14, 59, 46, 0.12);
  --color-glass-border: rgba(255, 255, 255, 0.35);
  --radius-card: 16px;
  --radius-btn: 999px;
  --shadow-card: 0 2px 16px rgba(14, 59, 46, 0.06);
  --shadow-card-hover: 0 12px 32px rgba(14, 59, 46, 0.12);
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', Inter, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 767px) {
  .container {
    padding: 0 16px;
  }
}
.section-pad {
  padding: 96px 0;
}
@media (max-width: 767px) {
  .section-pad {
    padding: 64px 0;
  }
}
/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  background: rgba(14, 59, 46, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-glass-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: conic-gradient(from 180deg, #C9A063, #E0C288, #C9A063);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #0E3B2E;
  font-weight: 800;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-link {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  font-weight: 500;
  padding: 6px 2px;
  position: relative;
  transition: color 0.2s ease;
  white-space: nowrap;
}
.nav-link:hover {
  color: #fff;
}
.nav-link.active {
  color: #fff;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}
.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-size: 15px;
  font-weight: 600;
  padding: 10px 26px;
  border-radius: var(--radius-btn);
  white-space: nowrap;
  transition: all 0.2s ease;
  box-shadow: 0 0 0 rgba(201, 160, 99, 0);
  border: none;
  cursor: pointer;
}
.btn-nav-cta:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201, 160, 99, 0.45);
}
.btn-nav-cta:active {
  transform: translateY(1px);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 110;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
@media (max-width: 767px) {
  .nav-actions .btn-nav-cta {
    padding: 8px 16px;
    font-size: 14px;
  }
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 46, 35, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 100;
  }
  .main-nav.open {
    opacity: 1;
    visibility: visible;
  }
  .main-nav .nav-link {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.85);
  }
  .main-nav .nav-link.active {
    color: var(--color-accent-light);
  }
  .main-nav .btn-nav-cta {
    margin-top: 16px;
    width: 200px;
    justify-content: center;
  }
  .hamburger {
    display: flex;
  }
}
/* Hero */
.hero {
  min-height: 720px;
  background: var(--color-primary);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(135deg, rgba(14, 59, 46, 0.82), rgba(14, 59, 46, 0.94)), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}
.hero-glow {
  position: absolute;
  top: -100px;
  right: -80px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201, 160, 99, 0.2), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-wave {
  position: absolute;
  bottom: 0;
  left: -60px;
  width: 80%;
  height: 120px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 60' preserveAspectRatio='none'%3E%3Cpath d='M0 30 Q 50 10 100 30 T 200 30 V 60 H 0 Z' fill='rgba(201,160,99,0.08)'/%3E%3C/svg%3E");
  background-size: cover;
  background-repeat: no-repeat;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 100px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
  padding: 6px 16px;
  border: 1px solid rgba(201, 160, 99, 0.4);
  border-radius: var(--radius-btn);
  background: rgba(201, 160, 99, 0.08);
}
.hero h1 {
  font-size: 46px;
  line-height: 1.2;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-btn);
  transition: all 0.2s ease;
  box-shadow: 0 0 0 rgba(201, 160, 99, 0);
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201, 160, 99, 0.45);
}
.btn-primary:active {
  transform: translateY(1px);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  padding: 13px 30px;
  border-radius: var(--radius-btn);
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.hero-stat {
  text-align: left;
}
.hero-stat .num {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
.hero-stat .label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
}
@media (max-width: 767px) {
  .hero {
    min-height: 600px;
  }
  .hero h1 {
    font-size: 30px;
  }
  .hero-sub {
    font-size: 15px;
  }
  .hero-stats {
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 40px;
  }
  .hero-stat .num {
    font-size: 22px;
  }
}
@media (max-width: 480px) {
  .hero-btns {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-btns .btn-primary,
  .hero-btns .btn-outline {
    width: 100%;
    justify-content: center;
  }
}
/* Trust Bar */
.trust-bar {
  background: var(--color-bg);
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}
.trust-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
}
.trust-item i {
  color: var(--color-accent);
  font-size: 16px;
}
@media (max-width: 767px) {
  .trust-inner {
    gap: 12px;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .trust-item {
    white-space: nowrap;
  }
}
/* Section heading */
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}
.section-head p {
  font-size: 15px;
  color: var(--color-text-sub);
  margin-top: 12px;
}
.section-head .tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--color-surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-card);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.feature-card .f-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(201, 160, 99, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 22px;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--color-text-sub);
  line-height: 1.7;
}
.feature-card::after {
  content: '';
  position: absolute;
  bottom: 24px;
  left: 28px;
  width: 36px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}
.feature-card.feature-wide {
  grid-column: span 7;
}
.feature-card.feature-narrow-wrap {
  grid-column: span 5;
}
.feature-card.feature-narrow-wrap .inner-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (max-width: 1023px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature-card.feature-wide,
  .feature-card.feature-narrow-wrap {
    grid-column: span 1;
  }
}
@media (max-width: 767px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}
/* Showcase */
.showcase {
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}
.showcase-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.showcase-img-wrap {
  position: relative;
}
.showcase-img-wrap::before {
  content: '';
  position: absolute;
  top: -16px;
  left: -16px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-accent);
  border-radius: 16px;
  opacity: 0.5;
}
.showcase-img-wrap img {
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  position: relative;
}
.showcase-content h2 {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 18px;
}
.showcase-content p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}
.showcase-points {
  list-style: none;
  margin: 24px 0;
}
.showcase-points li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  padding: 8px 0;
}
.showcase-points li::before {
  content: '●';
  color: var(--color-accent);
  font-size: 12px;
  margin-top: 5px;
}
.showcase-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-size: 15px;
  font-weight: 500;
  margin-top: 12px;
  transition: gap 0.2s ease;
}
.showcase-link:hover {
  gap: 12px;
}
@media (max-width: 1023px) {
  .showcase-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
/* Proof / Case */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.case-card {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.case-cover {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.case-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.case-card:hover .case-cover img {
  transform: scale(1.04);
}
.case-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-btn);
}
.case-body {
  padding: 26px;
}
.case-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.case-body .case-role {
  font-size: 13px;
  color: var(--color-text-sub);
  margin-bottom: 12px;
}
.case-body .case-result {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.65;
  margin-bottom: 14px;
}
.case-body .case-quote {
  font-size: 13px;
  font-style: italic;
  color: var(--color-text-sub);
  border-left: 3px solid var(--color-accent);
  padding-left: 12px;
}
.quote-strip {
  margin-top: 40px;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  border-radius: 12px;
  padding: 24px 32px;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  color: #0E3B2E;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
@media (max-width: 1023px) {
  .case-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .case-grid {
    grid-template-columns: 1fr;
  }
}
/* Pricing */
.pricing-section {
  background: var(--color-bg);
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}
.pricing-card {
  background: var(--color-surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-card);
  position: relative;
}
.pricing-card:hover {
  box-shadow: var(--shadow-card-hover);
}
.pricing-card.featured {
  border: 2px solid var(--color-accent);
  transform: scale(1.05);
  background: rgba(255, 251, 245, 0.85);
}
.pricing-card.featured:hover {
  transform: scale(1.05);
}
.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: var(--radius-btn);
  letter-spacing: 0.03em;
}
.pricing-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 24px;
}
.pricing-price .amount {
  font-size: 38px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.pricing-price .unit {
  font-size: 14px;
  color: var(--color-text-sub);
}
.pricing-feats {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}
.pricing-feats li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text);
  padding: 7px 0;
}
.pricing-feats li i {
  color: var(--color-accent);
  font-size: 14px;
  margin-top: 4px;
}
.btn-pricing {
  display: block;
  width: 100%;
  text-align: center;
  padding: 13px 20px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  background: transparent;
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-pricing:hover {
  background: rgba(14, 59, 46, 0.05);
}
.btn-pricing.filled {
  background: linear-gradient(135deg, #C9A063, #E0C288);
  border-color: transparent;
  color: #0E3B2E;
}
.btn-pricing.filled:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201, 160, 99, 0.4);
}
@media (max-width: 1023px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .pricing-card.featured {
    transform: none;
  }
  .pricing-card.featured:hover {
    transform: none;
  }
}
/* News / CMS */
.news-section {
  background: #fff;
}
.news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}
.news-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.news-view-all {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 500;
  transition: gap 0.2s ease;
}
.news-view-all:hover {
  gap: 10px;
  color: var(--color-accent);
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.news-card {
  display: flex;
  gap: 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 16px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.news-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.news-thumb {
  width: 100px;
  height: 100px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(14, 59, 46, 0.06);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
}
.news-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.2s ease;
}
.news-card:hover .news-body h3 {
  color: var(--color-accent);
}
.news-body p {
  font-size: 13px;
  color: var(--color-text-sub);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 4px 0;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  margin-top: auto;
}
.news-cat {
  color: var(--color-accent);
  font-weight: 600;
}
.news-meta time {
  color: var(--color-text-sub);
}
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--color-bg);
  border-radius: 16px;
  border: 1px dashed var(--color-border);
}
.empty-state .empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  opacity: 0.5;
}
.empty-state p {
  color: var(--color-text-sub);
  font-size: 15px;
}
@media (max-width: 767px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
  .news-thumb {
    width: 80px;
    height: 80px;
  }
}
/* FAQ */
.faq-section {
  background: var(--color-bg);
}
.faq-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}
.faq-left h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  line-height: 1.3;
}
.faq-left p {
  color: var(--color-text-sub);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 28px;
}
.faq-left .btn-primary {
  display: inline-flex;
}
.faq-accordion {
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  text-align: left;
  transition: background 0.2s ease;
}
.faq-q:hover {
  background: rgba(14, 59, 46, 0.03);
}
.faq-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(201, 160, 99, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-a-inner {
  padding: 0 24px 24px;
  font-size: 14px;
  color: var(--color-text-sub);
  line-height: 1.8;
}
@media (max-width: 1023px) {
  .faq-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
/* Contact CTA */
.contact-cta {
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
  padding: 72px 0;
  text-align: center;
}
.contact-cta::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 300px;
  background: radial-gradient(circle, rgba(201, 160, 99, 0.2), transparent 70%);
  border-radius: 50%;
}
.contact-cta h2 {
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
  position: relative;
}
.contact-cta p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  margin-bottom: 36px;
  position: relative;
}
/* Footer */
.site-footer {
  background: #0A2E23;
  color: rgba(255, 255, 255, 0.75);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 20px;
}
.social-links {
  display: flex;
  gap: 12px;
}
.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(201, 160, 99, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 15px;
  transition: all 0.2s ease;
}
.social-links a:hover {
  background: var(--color-accent);
  color: #0A2E23;
}
.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s ease;
}
.footer-links a:hover {
  color: var(--color-accent);
}
.footer-contact {
  list-style: none;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
  line-height: 1.6;
}
.footer-contact li i {
  color: var(--color-accent);
  margin-top: 4px;
  width: 16px;
  text-align: center;
}
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}
@media (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
/* Float CTA */
.float-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
}
.float-cta-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  border: none;
  box-shadow: 0 6px 20px rgba(201, 160, 99, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0E3B2E;
  font-size: 22px;
  transition: all 0.2s ease;
}
.float-cta-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 8px 28px rgba(201, 160, 99, 0.55);
}
.float-cta-panel {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 280px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(14, 59, 46, 0.18);
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
}
.float-cta-panel.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.float-cta-panel h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.float-cta-panel .fc-info {
  font-size: 13px;
  color: var(--color-text-sub);
  margin-bottom: 16px;
  line-height: 1.6;
}
.float-cta-panel .btn-primary {
  width: 100%;
  justify-content: center;
  padding: 10px 16px;
  font-size: 14px;
}
@media (max-width: 480px) {
  .float-cta {
    bottom: 16px;
    right: 16px;
  }
  .float-cta-btn {
    width: 48px;
    height: 48px;
    font-size: 18px;
  }
  .float-cta-panel {
    width: calc(100vw - 32px);
    max-width: 280px;
  }
}
/* Focus states */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
/* Media tweaks */
@media (max-width: 1024px) {
  .main-nav {
    gap: 24px;
  }
}

/* roulang page: article */
:root {
  --color-primary: #0E3B2E;
  --color-primary-light: #1B5E49;
  --color-accent: #C9A063;
  --color-accent-light: #E0C288;
  --color-bg: #F7F5F0;
  --color-bg-alt: #0E3B2E;
  --color-bg-dark: #0A2E23;
  --color-surface: rgba(255, 255, 255, 0.72);
  --color-text: #1D2A24;
  --color-text-sub: #5A6B62;
  --color-border: rgba(14, 59, 46, 0.12);
  --color-glass-border: rgba(255, 255, 255, 0.35);
  --radius-card: 16px;
  --radius-btn: 999px;
  --radius-input: 12px;
  --shadow-card: 0 2px 16px rgba(14, 59, 46, 0.06);
  --shadow-hover: 0 12px 32px rgba(14, 59, 46, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Inter', 'Roboto', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 15px;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 16px;
  padding-right: 16px;
}

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(14, 59, 46, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-glass-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-weight: 800;
  font-size: 20px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  position: relative;
  padding: 6px 2px;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
  border-radius: 2px;
}

.nav-link:hover {
  color: #fff;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: #fff;
}

.nav-link.active::after {
  transform: scaleX(1);
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 26px;
  border-radius: 999px;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: 0 0 0 1px rgba(201, 160, 99, 0.3);
  transition: box-shadow 0.2s ease, transform 0.2s ease, filter 0.2s ease;
}

.btn-nav-cta:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201, 160, 99, 0.45);
  transform: translateY(-1px);
  color: #0E3B2E;
}

.btn-nav-cta:active {
  transform: translateY(0);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 20px;
  align-items: center;
  justify-content: center;
}

.menu-toggle i {
  pointer-events: none;
}

/* ===== 文章顶部横幅 ===== */
.article-hero {
  position: relative;
  padding: 132px 0 72px;
  background-color: var(--color-bg-alt);
  background-image: linear-gradient(rgba(14, 59, 46, 0.72), rgba(14, 59, 46, 0.88)), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}

.article-hero::after {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(rgba(201, 160, 99, 0.28), transparent 65%);
  pointer-events: none;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 22px;
}

.breadcrumb a:hover {
  color: var(--color-accent-light);
}

.article-hero h1 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.25;
  max-width: 820px;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.article-meta .category-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(201, 160, 99, 0.18);
  border: 1px solid rgba(201, 160, 99, 0.35);
  color: var(--color-accent-light);
  font-weight: 500;
}

.article-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===== 正文卡片 ===== */
.article-wrap {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: -28px auto 0;
  padding: 0 16px;
}

.article-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-hover);
  padding: 48px 52px;
  margin-bottom: 64px;
}

.article-body {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text);
}

.article-body > * + * {
  margin-top: 20px;
}

.article-body p {
  margin-bottom: 1em;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.35;
  margin-top: 1.6em;
  margin-bottom: 0.8em;
  padding-top: 0.4em;
  border-top: 1px solid var(--color-border);
  color: var(--color-primary);
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  margin-top: 1.4em;
  margin-bottom: 0.6em;
  color: var(--color-primary);
}

.article-body blockquote {
  border-left: 4px solid var(--color-accent);
  background: var(--color-bg);
  padding: 18px 24px;
  border-radius: 12px;
  font-style: italic;
  color: var(--color-text-sub);
  margin: 24px 0;
}

.article-body ul,
.article-body ol {
  padding-left: 22px;
  margin: 1em 0;
}

.article-body li {
  margin-bottom: 0.5em;
}

.article-body a {
  color: var(--color-accent);
  font-weight: 500;
  border-bottom: 1px solid rgba(201, 160, 99, 0.4);
}

.article-body a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.article-body img {
  border-radius: 12px;
  margin: 28px 0;
  box-shadow: var(--shadow-card);
}

.article-body pre {
  background: #0E3B2E;
  color: #EDEAE3;
  padding: 20px 24px;
  border-radius: 12px;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  font-size: 13px;
  line-height: 1.7;
  overflow-x: auto;
  margin: 24px 0;
}

.article-body code {
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.92em;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}

.article-body th,
.article-body td {
  border: 1px solid var(--color-border);
  padding: 12px 16px;
  text-align: left;
  font-size: 14px;
}

.article-body th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-primary);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

.tag-list .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 500;
  background: rgba(201, 160, 99, 0.06);
}

.article-footer-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  transition: color 0.2s ease, gap 0.2s ease;
}

.back-link:hover {
  color: var(--color-primary);
  gap: 12px;
}

.article-missing {
  text-align: center;
  padding: 60px 20px;
}

.article-missing p {
  font-size: 16px;
  color: var(--color-text-sub);
  margin-bottom: 24px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn:focus-visible,
.gold-btn:focus-visible,
.btn-nav-cta:focus-visible,
.nav-link:focus-visible,
.menu-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn-gold {
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  box-shadow: 0 0 0 1px rgba(201, 160, 99, 0.3);
}

.btn-gold:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201, 160, 99, 0.45);
  transform: translateY(-1px);
}

.btn-outline-white {
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
  background: transparent;
}

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

.btn-outline-green {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

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

/* ===== 相关资讯 ===== */
.related-section {
  padding: 40px 0 72px;
}

.related-section .section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.related-section h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
}

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

.related-card {
  display: flex;
  align-items: stretch;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.related-thumb {
  width: 180px;
  flex-shrink: 0;
  overflow: hidden;
  background: var(--color-bg);
}

.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.related-card:hover .related-thumb img {
  transform: scale(1.05);
}

.related-info {
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.related-info h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text);
  transition: color 0.2s ease;
}

.related-card:hover .related-info h3 {
  color: var(--color-accent);
}

.related-info .date {
  font-size: 12px;
  color: var(--color-text-sub);
}

/* ===== CTA ===== */
.cta-section {
  background: var(--color-bg-dark);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  bottom: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 520px;
  height: 320px;
  background: radial-gradient(rgba(201, 160, 99, 0.2), transparent 70%);
  pointer-events: none;
}

.cta-section h2 {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.cta-section p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  margin: 0 auto 30px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--color-bg-dark);
  color: #EAEAEA;
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 20px;
}

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

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 16px;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.social-links a:hover {
  background: var(--color-accent);
  color: var(--color-bg-dark);
  box-shadow: 0 0 18px rgba(201, 160, 99, 0.4);
}

.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}

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

.footer-links a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s ease, padding-left 0.2s ease;
}

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

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

.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}

.footer-contact i {
  color: var(--color-accent);
  margin-top: 3px;
  font-size: 14px;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== 浮动 CTA ===== */
.float-cta {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1200;
}

.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  border: none;
  color: #0E3B2E;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(201, 160, 99, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.float-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(201, 160, 99, 0.5);
}

.float-panel {
  position: absolute;
  right: 0;
  bottom: 68px;
  width: 300px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 20px;
  box-shadow: 0 12px 40px rgba(14, 59, 46, 0.18);
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.2s ease;
}

.float-panel.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.float-panel h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 14px;
}

.float-panel .fp-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 10px;
}

.float-panel .fp-row i {
  color: var(--color-accent);
  width: 20px;
  text-align: center;
}

.float-panel .fp-btn {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .main-nav {
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(14, 59, 46, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 12px;
    padding: 40px 28px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 999;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 22px;
    padding: 8px 0;
  }

  .btn-nav-cta {
    width: 100%;
    margin-top: 12px;
    font-size: 16px;
  }

  .article-hero {
    padding: 118px 0 56px;
  }

  .article-hero h1 {
    font-size: 28px;
  }

  .article-card {
    padding: 28px 24px;
    margin-bottom: 48px;
  }

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

  .related-thumb {
    width: 130px;
  }

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

  .float-cta {
    right: 14px;
    bottom: 14px;
  }

  .float-btn {
    width: 48px;
    height: 48px;
    font-size: 20px;
  }

  .float-panel {
    width: 280px;
    max-width: calc(100vw - 28px);
  }
}

@media (max-width: 520px) {
  .article-card {
    padding: 22px 18px;
  }

  .related-thumb {
    width: 100px;
  }

  .related-info {
    padding: 16px;
  }

  .related-info h3 {
    font-size: 15px;
  }

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

  .article-meta {
    gap: 10px;
  }
}

/* roulang page: category1 */
:root {
            --primary: #0E3B2E;
            --primary-light: #1B5E49;
            --primary-dark: #0A2E23;
            --accent: #C9A063;
            --accent-light: #E0C288;
            --bg: #F7F5F0;
            --text: #1D2A24;
            --text-sub: #5A6B62;
            --border: rgba(14, 59, 46, 0.12);
            --surface: rgba(255, 255, 255, 0.72);
            --glass-border: rgba(255, 255, 255, 0.35);
            --radius: 16px;
            --shadow: 0 2px 16px rgba(14, 59, 46, 0.06);
            --shadow-hover: 0 12px 32px rgba(14, 59, 46, 0.12);
            --gold-glow: 0 0 24px rgba(201, 160, 99, 0.45);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Inter', sans-serif;
            color: var(--text);
            background: var(--bg);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            z-index: 999;
            background: rgba(14, 59, 46, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--glass-border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .logo-mark {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            color: var(--primary);
            box-shadow: 0 0 14px rgba(201, 160, 99, 0.4);
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 2px;
            transition: color 0.2s ease;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link.active {
            color: #fff;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 10px 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 0 16px rgba(201, 160, 99, 0.25);
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            box-shadow: var(--gold-glow);
            filter: brightness(1.08);
        }
        .menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            background-color: var(--primary);
            padding: 152px 0 88px;
            text-align: center;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
        }
        .hero-glow {
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 78% 30%, rgba(201, 160, 99, 0.22), transparent 60%);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
        }
        .breadcrumb a:hover {
            color: var(--accent-light);
        }
        .page-hero h1 {
            font-size: 46px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }
        .hero-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .hero-tags span {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--accent-light);
            border: 1px solid rgba(201, 160, 99, 0.4);
            background: rgba(201, 160, 99, 0.08);
        }

        /* ===== Intro Section ===== */
        .intro-section {
            padding: 96px 0;
            background: var(--bg);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }
        .intro-image {
            position: relative;
        }
        .intro-image img {
            border-radius: var(--radius);
            box-shadow: var(--shadow-hover);
            position: relative;
            z-index: 2;
            width: 100%;
            height: 420px;
            object-fit: cover;
        }
        .image-ornament {
            position: absolute;
            top: -16px;
            right: -16px;
            width: 100%;
            height: 100%;
            border: 2px solid var(--accent);
            border-radius: var(--radius);
            opacity: 0.5;
            z-index: 1;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 16px;
            padding: 4px 14px;
            border: 1px solid rgba(201, 160, 99, 0.35);
            border-radius: 999px;
            background: rgba(201, 160, 99, 0.06);
        }
        .intro-content h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.015em;
            margin-bottom: 20px;
            color: var(--text);
        }
        .intro-content p {
            font-size: 15px;
            color: var(--text-sub);
            margin-bottom: 16px;
            line-height: 1.85;
        }
        .intro-list {
            list-style: none;
            margin-top: 24px;
            display: grid;
            grid-template-columns: 1fr;
            gap: 14px;
        }
        .intro-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--text);
            font-weight: 500;
        }
        .intro-list i {
            color: var(--accent);
            font-size: 16px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ===== Cards Section ===== */
        .cards-section {
            padding: 96px 0;
            background: #fff;
        }
        .section-head {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            letter-spacing: -0.015em;
            margin-bottom: 12px;
            color: var(--text);
        }
        .section-head p {
            font-size: 15px;
            color: var(--text-sub);
            max-width: 560px;
            margin: 0 auto;
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .info-card {
            background: var(--surface);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 36px;
            position: relative;
            box-shadow: var(--shadow);
            transition: all 0.2s ease;
        }
        .info-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent);
            background: rgba(201, 160, 99, 0.12);
            margin-bottom: 24px;
        }
        .info-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text);
        }
        .info-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }
        .card-line {
            display: block;
            width: 32px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            margin-top: 24px;
        }

        /* ===== Quote Bar ===== */
        .quote-bar {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            padding: 64px 0;
            text-align: center;
        }
        .quote-text {
            font-size: 20px;
            font-weight: 600;
            color: var(--primary-dark);
            line-height: 1.7;
            max-width: 780px;
            margin: 0 auto 24px;
            letter-spacing: 0.01em;
        }
        .quote-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .quote-links span {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary-dark);
            background: rgba(255, 255, 255, 0.55);
            border: 1px solid rgba(14, 59, 46, 0.1);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 96px 0;
            background: var(--bg);
            text-align: center;
        }
        .cta-section h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.015em;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 15px;
            color: var(--text-sub);
            max-width: 560px;
            margin: 0 auto 36px;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 38px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            border: 2px solid var(--primary);
            background: transparent;
            transition: all 0.2s ease;
        }
        .btn-outline-light:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 24px rgba(14, 59, 46, 0.18);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.65);
            padding: 72px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 48px;
            padding-bottom: 56px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 20px;
            max-width: 320px;
        }
        .social-links {
            display: flex;
            gap: 12px;
        }
        .social-links a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(201, 160, 99, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--accent);
            transition: all 0.2s ease;
        }
        .social-links a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: var(--gold-glow);
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }
        .footer-contact {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .footer-contact i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 14px;
            width: 16px;
            flex-shrink: 0;
        }
        .footer-bottom {
            padding: 24px 0 28px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Float CTA ===== */
        .float-cta {
            position: fixed;
            bottom: 32px;
            right: 32px;
            z-index: 10001;
        }
        .float-cta-btn {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: var(--primary-dark);
            font-size: 22px;
            box-shadow: 0 6px 20px rgba(201, 160, 99, 0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }
        .float-cta-btn:hover {
            transform: scale(1.06);
            box-shadow: var(--gold-glow);
        }
        .float-cta-card {
            position: absolute;
            bottom: 68px;
            right: 0;
            width: 260px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: 20px;
            padding: 24px;
            box-shadow: 0 12px 40px rgba(14, 59, 46, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.5);
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.25s ease;
            z-index: 10002;
        }
        .float-cta-card.active {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .float-cta-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 12px;
        }
        .float-cta-card p {
            font-size: 14px;
            color: var(--text-sub);
            margin-bottom: 6px;
        }
        .float-cta-card .btn-cta {
            display: block;
            text-align: center;
            margin-top: 16px;
            padding: 10px 20px;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 600;
            transition: all 0.2s ease;
        }
        .float-cta-card .btn-cta:hover {
            box-shadow: var(--gold-glow);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .intro-grid {
                gap: 40px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(14, 59, 46, 0.97);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                justify-content: center;
                align-items: center;
                gap: 28px;
                padding: 48px 24px;
                z-index: 1000;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                font-size: 22px;
                color: rgba(255, 255, 255, 0.85);
                padding: 8px 4px;
            }
            .nav-link.active::after {
                bottom: 2px;
            }
            .btn-nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: 20px;
                padding: 16px 32px;
                font-size: 17px;
            }
            .page-hero {
                padding: 128px 0 64px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .intro-grid {
                grid-template-columns: 1fr;
            }
            .intro-image img {
                height: auto;
                max-height: 320px;
            }
            .image-ornament {
                display: none;
            }
            .cards-grid {
                grid-template-columns: 1fr;
            }
            .quote-text {
                font-size: 17px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .float-cta {
                bottom: 20px;
                right: 20px;
            }
            .float-cta-btn {
                width: 48px;
                height: 48px;
                font-size: 18px;
            }
            .float-cta-card {
                width: min(260px, 86vw);
                right: 0;
                bottom: 56px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .hero-tags {
                flex-direction: column;
                align-items: center;
                gap: 8px;
            }
            .intro-content h2 {
                font-size: 24px;
            }
            .info-card {
                padding: 28px 22px;
            }
        }

/* roulang page: category2 */
:root {
  --color-primary: #0E3B2E;
  --color-primary-light: #1B5E49;
  --color-accent: #C9A063;
  --color-accent-light: #E0C288;
  --color-bg: #F7F5F0;
  --color-bg-alt: #0E3B2E;
  --color-surface: rgba(255, 255, 255, 0.72);
  --color-text: #1D2A24;
  --color-text-sub: #5A6B62;
  --color-border: rgba(14, 59, 46, 0.12);
  --color-glass-border: rgba(255, 255, 255, 0.35);
  --radius-card: 16px;
  --radius-btn: 999px;
  --shadow-card: 0 2px 16px rgba(14, 59, 46, 0.06);
  --shadow-card-hover: 0 12px 32px rgba(14, 59, 46, 0.12);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Inter', 'Roboto', sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }

/* ===== 顶部导航 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0; z-index: 100;
  height: 72px;
  background: rgba(14, 59, 46, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-glass-border);
}
.header-inner {
  max-width: 1200px; height: 72px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 18px; font-weight: 700; color: #fff; letter-spacing: -0.01em;
  flex-shrink: 0;
}
.logo-mark {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800; color: #0E3B2E;
}
.main-nav {
  display: flex; align-items: center; gap: 6px;
}
.main-nav .nav-link {
  display: inline-block;
  color: rgba(255,255,255,0.75);
  font-size: 15px; font-weight: 500;
  padding: 10px 18px;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease;
}
.main-nav .nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.main-nav .nav-link.active {
  color: #fff;
  font-weight: 600;
  background: rgba(255,255,255,0.1);
  box-shadow: inset 0 -2px 0 var(--color-accent);
}
.btn-nav-cta {
  display: inline-block;
  padding: 10px 26px;
  border-radius: 999px;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-size: 15px; font-weight: 600;
  margin-left: 10px;
  transition: box-shadow 0.2s ease, transform 0.2s ease, filter 0.2s ease;
}
.btn-nav-cta:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201,160,99,0.45);
  transform: translateY(-1px);
}
.nav-toggle {
  display: none;
  background: none; border: none;
  color: #fff; font-size: 24px;
  cursor: pointer; padding: 8px;
}

/* ===== 英雄横幅 ===== */
.insight-hero {
  position: relative;
  background: var(--color-bg-alt);
  padding: 160px 0 96px;
  overflow: hidden;
}
.insight-hero::before {
  content: '';
  position: absolute; right: -120px; top: 50%;
  transform: translateY(-50%);
  width: 480px; height: 480px;
  background: radial-gradient(rgba(201,160,99,0.28), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.insight-hero::after {
  content: '';
  position: absolute; left: -60px; bottom: -40px;
  width: 320px; height: 140px;
  background: url('/assets/images/backpic/back-2.png') no-repeat center/cover;
  opacity: 0.16;
  transform: rotate(-8deg);
  border-radius: 16px;
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px;
  align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(201,160,99,0.16);
  border: 1px solid rgba(201,160,99,0.4);
  color: #E0C288;
  font-size: 13px; font-weight: 600;
  padding: 6px 18px; border-radius: 999px;
  margin-bottom: 20px;
}
.hero-badge i { font-size: 12px; }
.insight-hero h1 {
  font-size: 42px; font-weight: 700; color: #fff;
  line-height: 1.25; letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.insight-hero h1 .gold { color: #E0C288; }
.hero-desc {
  font-size: 15px; color: rgba(255,255,255,0.78);
  max-width: 560px; line-height: 1.85; margin-bottom: 28px;
}
.hero-stats {
  display: flex; gap: 40px; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  margin-top: 8px;
}
.hero-stat-item {
  display: flex; flex-direction: column; gap: 2px;
}
.hero-stat-num {
  font-size: 26px; font-weight: 700; color: #E0C288;
}
.hero-stat-label {
  font-size: 13px; color: rgba(255,255,255,0.6);
}

/* 悬浮信息卡 */
.floating-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 34px 30px;
  color: #fff;
  position: relative;
}
.floating-card::after {
  content: '';
  position: absolute; top: -8px; right: -8px;
  width: 60px; height: 60px;
  border-top: 2px solid var(--color-accent);
  border-right: 2px solid var(--color-accent);
  border-radius: 0 20px 0 0;
  pointer-events: none;
}
.floating-card h3 {
  font-size: 18px; font-weight: 700; margin-bottom: 6px;
  color: #fff;
}
.floating-card .sub {
  font-size: 13px; color: rgba(255,255,255,0.6);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.floating-card ul { list-style: none; margin: 0; padding: 0; }
.floating-card ul li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 14px; color: rgba(255,255,255,0.85);
  padding: 10px 0;
}
.floating-card ul li i {
  color: #E0C288; font-size: 14px; margin-top: 5px;
  flex-shrink: 0;
}

/* ===== 时间线区块 ===== */
.timeline-section {
  padding: 96px 0;
  background: var(--color-bg);
}
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px;
}
.section-head .eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 600; color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: 32px; font-weight: 700; color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 14px;
}
.section-head p {
  font-size: 15px; color: var(--color-text-sub);
  line-height: 1.75;
}
.timeline-wrap {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}
.timeline-line {
  position: absolute;
  left: 50%; top: 8px; bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, rgba(201,160,99,0.2), rgba(201,160,99,0.8), rgba(201,160,99,0.2));
  transform: translateX(-50%);
}
.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 30px 0;
}
.timeline-dot {
  position: absolute;
  left: 50%; top: 44px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #E0C288;
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px rgba(201,160,99,0.4);
  transform: translateX(-50%);
  z-index: 2;
}
.timeline-card {
  grid-column: 1;
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 28px 30px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  position: relative;
}
.timeline-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}
.timeline-card:nth-of-type(even) {
  grid-column: 2;
}
.timeline-item:nth-of-type(even) .timeline-card {
  grid-column: 2;
}
.timeline-year {
  display: inline-flex;
  align-items: center;
  background: rgba(14,59,46,0.08);
  color: var(--color-primary);
  font-size: 13px; font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.timeline-year.gold {
  background: rgba(201,160,99,0.16);
  color: #8a6d33;
}
.timeline-card h3 {
  font-size: 19px; font-weight: 700; color: var(--color-text);
  margin-bottom: 10px;
  line-height: 1.4;
}
.timeline-card p {
  font-size: 14px; color: var(--color-text-sub);
  line-height: 1.8;
}
.timeline-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--color-accent);
  border: 1px solid rgba(201,160,99,0.5);
  padding: 2px 10px;
  border-radius: 999px;
  margin-top: 14px;
}

/* ===== 服务范围介绍 ===== */
.insight-service {
  padding: 96px 0;
  background: var(--color-bg-alt);
  color: #fff;
}
.service-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}
.service-img-wrap {
  position: relative;
}
.service-img-wrap img {
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.2);
  width: 100%;
  height: 380px;
  object-fit: cover;
}
.service-img-wrap::after {
  content: '';
  position: absolute; top: 16px; right: -16px;
  width: 100%; height: 100%;
  border: 2px solid rgba(201,160,99,0.5);
  border-radius: 16px;
  z-index: -1;
}
.service-content h2 {
  font-size: 30px; font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  line-height: 1.3;
}
.service-content p {
  font-size: 15px; color: rgba(255,255,255,0.75);
  line-height: 1.85;
  margin-bottom: 20px;
}
.service-list {
  list-style: none; margin: 24px 0 0; padding: 0;
}
.service-list li {
  display: flex; align-items: flex-start; gap: 12px;
  color: rgba(255,255,255,0.9);
  font-size: 14px;
  padding: 8px 0;
}
.service-list li i {
  color: #E0C288;
  font-size: 14px;
  margin-top: 5px;
}
.service-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: #E0C288;
  font-size: 15px; font-weight: 600;
  margin-top: 24px;
  transition: gap 0.2s ease;
}
.service-link:hover { gap: 14px; }

/* ===== CTA条 ===== */
.cta-strip {
  background: linear-gradient(135deg, rgba(201,160,99,0.18), rgba(201,160,99,0.06));
  border: 1px solid rgba(201,160,99,0.3);
  border-radius: 20px;
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-strip h3 {
  font-size: 26px; font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 8px;
}
.cta-strip p {
  font-size: 14px; color: var(--color-text-sub);
}
.btn-gold {
  display: inline-flex;
  align-items: center; gap: 10px;
  padding: 14px 36px;
  border-radius: 999px;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  color: #0E3B2E;
  font-size: 15px; font-weight: 600;
  transition: box-shadow 0.2s ease, transform 0.2s ease, filter 0.2s ease;
  flex-shrink: 0;
}
.btn-gold:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 24px rgba(201,160,99,0.45);
  transform: translateY(-2px);
}
.btn-outline {
  display: inline-flex;
  align-items: center; gap: 8px;
  padding: 12px 30px;
  border-radius: 999px;
  border: 1.5px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 15px; font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
  background: transparent;
}
.btn-outline:hover {
  background: rgba(201,160,99,0.1);
  transform: translateY(-1px);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 96px 0;
  background: var(--color-bg);
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: start;
}
.faq-left h2 {
  font-size: 30px; font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.3;
}
.faq-left p {
  font-size: 15px; color: var(--color-text-sub);
  line-height: 1.8;
  margin-bottom: 24px;
}
.faq-list {
  display: flex; flex-direction: column; gap: 12px;
}
.faq-item {
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 20px 26px;
  cursor: pointer;
  transition: box-shadow 0.2s ease;
}
.faq-item:hover { box-shadow: var(--shadow-card); }
.faq-item.active {
  box-shadow: var(--shadow-card);
  border-color: rgba(201,160,99,0.4);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-question h4 {
  font-size: 15px; font-weight: 600; color: var(--color-text);
  line-height: 1.5;
}
.faq-icon {
  color: var(--color-accent);
  font-size: 18px;
  font-weight: 300;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-answer-inner {
  padding-top: 12px;
  font-size: 14px; color: var(--color-text-sub);
  line-height: 1.8;
  border-top: 1px solid rgba(14,59,46,0.08);
}

/* ===== 页脚 ===== */
.site-footer {
  background: #0A2E23;
  color: rgba(255,255,255,0.7);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin: 16px 0 24px;
}
.social-links {
  display: flex; gap: 12px;
}
.social-links a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(201,160,99,0.5);
  display: flex; align-items: center; justify-content: center;
  color: #E0C288;
  font-size: 14px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.social-links a:hover {
  background: rgba(201,160,99,0.2);
  color: #fff;
  transform: translateY(-2px);
}
.footer-title {
  font-size: 15px; font-weight: 700; color: #fff;
  margin-bottom: 18px;
}
.footer-links {
  list-style: none; padding: 0; margin: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 14px; color: rgba(255,255,255,0.6);
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-links a:hover {
  color: #E0C288;
  padding-left: 4px;
}
.footer-contact {
  list-style: none; padding: 0; margin: 0;
}
.footer-contact li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
}
.footer-contact li i {
  color: #E0C288;
  font-size: 13px;
  margin-top: 5px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}

/* ===== 浮动CTA ===== */
.float-cta {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 99;
}
.float-btn {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #C9A063, #E0C288);
  border: none;
  color: #0E3B2E;
  font-size: 22px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(201,160,99,0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.float-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 0 28px rgba(201,160,99,0.55);
}
.float-panel {
  position: absolute;
  right: 0; bottom: 68px;
  width: 280px;
  background: rgba(14,59,46,0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 24px;
  color: #fff;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.float-panel.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.float-panel h4 {
  font-size: 16px; font-weight: 700; margin-bottom: 4px;
}
.float-panel .fp-sub {
  font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 16px;
}
.float-panel p {
  font-size: 13px; color: rgba(255,255,255,0.8);
  margin-bottom: 8px;
}
.float-panel p i {
  color: #E0C288; margin-right: 8px;
}
.float-panel .btn-gold {
  width: 100%;
  justify-content: center;
  margin-top: 12px;
  padding: 12px 20px;
  font-size: 14px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .floating-card { max-width: 520px; }
  .service-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .faq-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .main-nav {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(14,59,46,0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
  }
  .main-nav.open { display: flex; }
  .main-nav .nav-link {
    font-size: 18px;
    padding: 12px 16px;
    width: 100%;
    border-radius: 12px;
  }
  .btn-nav-cta {
    margin: 16px 0 0 0;
    width: 100%;
    text-align: center;
  }
  .nav-toggle { display: block; }
  .insight-hero { padding: 130px 0 64px; }
  .insight-hero h1 { font-size: 30px; }
  .insight-hero::after { display: none; }
  .hero-stats { gap: 24px; }
  .timeline-line { left: 20px; }
  .timeline-dot { left: 20px; }
  .timeline-item { grid-template-columns: 1fr; gap: 20px; }
  .timeline-card, .timeline-item:nth-of-type(even) .timeline-card { grid-column: 1; }
  .timeline-card { margin-left: 40px; }
  .cta-strip { padding: 40px 24px; flex-direction: column; align-items: flex-start; }
  .faq-section, .timeline-section, .insight-service { padding: 64px 0; }
  .section-head h2 { font-size: 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .float-cta { right: 16px; bottom: 16px; }
  .float-btn { width: 48px; height: 48px; font-size: 18px; }
  .float-panel { width: calc(100vw - 32px); max-width: 300px; }
  .service-img-wrap img { height: 240px; }
}
@media (max-width: 480px) {
  .hero-stats { gap: 16px; }
  .hero-stat-num { font-size: 22px; }
  .timeline-card { padding: 20px; }
  .timeline-year { font-size: 12px; }
  .timeline-card h3 { font-size: 16px; }
  .btn-gold { width: 100%; justify-content: center; }
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}