/* roulang page: index */
:root {
  --color-primary: #264653;
  --color-primary-dark: #1B2E35;
  --color-secondary: #2A9D8F;
  --color-accent: #E9C46A;
  --color-gold-light: #F4A261;
  --color-body-bg: #F7F6F3;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-text-sub: #5B6770;
  --color-border: #E4E7EB;
  --color-success: #2F9E44;
  --color-error: #E03131;
  --radius-card: 16px;
  --radius-large: 20px;
  --radius-btn: 12px;
  --radius-pill: 100px;
  --shadow-card: 0 4px 20px rgba(38, 70, 83, 0.08);
  --shadow-hover: 0 12px 32px rgba(38, 70, 83, 0.16);
  --shadow-float: 0 8px 24px rgba(38, 70, 83, 0.14);
  --font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  --nav-height: 64px;
  --section-space: 80px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-body-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.section { padding: var(--section-space) 0; }

a:focus-visible, button:focus-visible,
.btn:focus-visible, .chip:focus-visible {
  outline: 3px solid rgba(42,157,143,0.35);
  outline-offset: 2px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  transition: all .28s ease;
  line-height: 1;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-accent));
  color: var(--color-primary-dark);
}
.btn-primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 8px 24px rgba(244, 162, 97, 0.35);
  transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(244, 162, 97, 0.2); }
.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover {
  background: rgba(42,157,143,0.1);
  border-color: var(--color-secondary);
  color: var(--color-primary-dark);
}
.btn-outline-alt {
  background: transparent;
  border-color: rgba(255,255,255,0.8);
  color: #fff;
}
.btn-outline-alt:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
}
.btn-dark {
  background: var(--color-primary-dark);
  color: var(--color-accent);
}
.btn-dark:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(38,70,83,0.3);
}
.btn-dark:active { transform: translateY(0); }
.btn-sm { padding: 10px 20px; font-size: 0.875rem; border-radius: 10px; }
.btn-block { width: 100%; }

/* ===== Header / Nav ===== */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(38,70,83,0.04);
}
.header-top {
  padding: 12px 0;
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  font-weight: 800;
  font-size: 0.875rem;
  letter-spacing: -0.02em;
}
.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: -0.01em;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-chips {
  padding: 0 0 12px;
}
.nav-chips-inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-chips-inner::-webkit-scrollbar { display: none; }
.chip {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  background: #EBEEED;
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all .25s ease;
  border: 1px solid transparent;
}
.chip:hover {
  background: rgba(42,157,143,0.12);
  color: var(--color-primary-dark);
}
.chip.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.chip.active:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, #264653 0%, #235d58 45%, #2A9D8F 100%);
  position: relative;
  overflow: hidden;
  padding: 72px 0 100px;
}
.hero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -120px;
  left: 30%;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(233,196,106,0.06);
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero-content {
  color: #fff;
}
.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-title .highlight {
  color: var(--color-accent);
}
.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  max-width: 480px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-visual {
  position: relative;
}
.hero-card {
  background: #fff;
  border-radius: var(--radius-large);
  padding: 12px;
  box-shadow: 0 16px 48px rgba(27,46,53,0.28);
  animation: floatY 6s ease-in-out infinite;
}
.hero-card img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  object-fit: cover;
  aspect-ratio: 4/3;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.hero-badge {
  position: absolute;
  bottom: -20px;
  left: 28px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: var(--shadow-float);
}
.hero-badge i {
  margin-right: 6px;
}

/* ===== Stats ===== */
.stats-bar {
  margin-top: -48px;
  position: relative;
  z-index: 5;
}
.stats-grid {
  background: var(--color-surface);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-hover);
  padding: 32px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 8px 4px;
  border-right: 1px solid var(--color-border);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  display: block;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  font-feature-settings: "tnum";
}
.stat-unit {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin-left: 2px;
}
.stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-sub);
  margin-top: 6px;
}

/* ===== Steps ===== */
.steps { background: var(--color-body-bg); }
.section-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.section-sub {
  text-align: center;
  color: var(--color-text-sub);
  max-width: 640px;
  margin: 0 auto 48px;
  font-size: 1rem;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
}
.step-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  padding: 40px 28px 32px;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: all .3s ease;
  text-align: center;
  border: 1px solid transparent;
}
.step-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(42,157,143,0.2);
}
.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-gold-light));
  color: var(--color-primary-dark);
  font-size: 1.125rem;
  font-weight: 800;
  margin-bottom: 20px;
  box-shadow: 0 6px 16px rgba(233,196,106,0.35);
}
.step-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
}
.step-card p {
  font-size: 0.9375rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}
.step-card::before {
  content: '→';
  position: absolute;
  top: 50%;
  right: -24px;
  font-size: 1.5rem;
  color: var(--color-accent);
  transform: translateY(-50%);
  z-index: 2;
}
.step-card:last-child::before { display: none; }

/* ===== News / CMS ===== */
.news { background: var(--color-surface); }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.section-head .section-title {
  text-align: left;
  margin-bottom: 0;
}
.more-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all .25s ease;
}
.more-link:hover { color: var(--color-secondary); gap: 8px; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all .3s ease;
  display: block;
}
.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
  border-color: rgba(42,157,143,0.25);
}
.news-thumb {
  overflow: hidden;
  aspect-ratio: 16/9;
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.news-card:hover .news-thumb img { transform: scale(1.03); }
.news-body { padding: 18px 20px 20px; }
.tag {
  display: inline-block;
  background: rgba(42,157,143,0.08);
  color: var(--color-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}
.news-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 3rem;
}
.news-body p {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.news-body time {
  font-size: 0.8125rem;
  color: #9AA6AC;
  display: flex;
  align-items: center;
  gap: 6px;
}
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--color-body-bg);
  border-radius: var(--radius-card);
  border: 1px dashed var(--color-border);
}
.empty-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 12px;
}
.empty-state p {
  color: var(--color-text-sub);
  margin-bottom: 20px;
}

/* ===== Cases ===== */
.cases { background: var(--color-body-bg); }
.cases-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
}
.case-main {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all .3s ease;
  display: flex;
  flex-direction: column;
}
.case-main:hover { box-shadow: var(--shadow-hover); }
.case-main .case-img {
  overflow: hidden;
  aspect-ratio: 16/10;
}
.case-main .case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.case-main:hover .case-img img { transform: scale(1.03); }
.case-body { padding: 24px; }
.case-body .tag { margin-bottom: 12px; }
.case-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  line-height: 1.35;
}
.case-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.case-stat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-body-bg);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
}
.case-stat i {
  color: var(--color-gold-light);
}
.case-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.case-item {
  flex: 1;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all .3s ease;
}
.case-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.case-item img {
  width: 100%;
  aspect-ratio: 16/7;
  object-fit: cover;
  transition: transform .4s ease;
}
.case-item:hover img { transform: scale(1.02); }
.case-item-content { padding: 16px 20px 20px; }
.case-item-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.8rem;
}

/* ===== FAQ ===== */
.faq { background: var(--color-surface); }
.faq-card {
  max-width: 860px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: var(--radius-large);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
  transition: background .3s ease;
}
.faq-item:last-child { border-bottom: none; }
.faq-item.active { background: #FCFCFA; }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  transition: color .25s ease;
}
.faq-question:hover { color: var(--color-primary); }
.faq-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-gold-light));
  color: var(--color-primary-dark);
  font-size: 0.8125rem;
  font-weight: 800;
  flex-shrink: 0;
}
.faq-icon {
  margin-left: auto;
  font-size: 1.25rem;
  color: var(--color-text-sub);
  transition: transform .35s ease;
  width: 28px;
  text-align: center;
  flex-shrink: 0;
}
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-answer-inner {
  padding: 0 24px 22px 68px;
  color: var(--color-text-sub);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, #F4A261 0%, #E9C46A 100%);
  padding: 72px 0;
  text-align: center;
  border-radius: var(--radius-large);
  margin: var(--section-space) 0;
}
.cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
}
.cta-sub {
  font-size: 1rem;
  color: rgba(27,46,53,0.8);
  margin-bottom: 28px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-trust {
  margin-top: 20px;
  font-size: 0.8125rem;
  color: rgba(27,46,53,0.6);
}
.cta-trust i {
  color: var(--color-primary-dark);
  margin-right: 4px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-logo {
  font-size: 1.375rem;
  font-weight: 700;
  color: #fff;
  display: block;
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  max-width: 260px;
}
.footer-col h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  padding: 6px 0;
  transition: color .25s ease;
}
.footer-col a:hover { color: var(--color-accent); }
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  padding: 8px 0;
  color: rgba(255,255,255,0.6);
}
.footer-contact li i {
  color: var(--color-accent);
  width: 18px;
  text-align: center;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
  text-align: center;
}

/* ===== Responsive ===== */
@media (max-width: 1199px) {
  .hero-inner { gap: 32px; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { gap: 16px; }
  .step-card::before { right: -14px; }
}

@media (max-width: 991px) {
  :root { --section-space: 60px; }
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-content { text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { max-width: 520px; margin: 0 auto; }
  .hero-badge { left: 50%; transform: translateX(-50%); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .step-card::before { display: none; }
  .cases-grid { grid-template-columns: 1fr; }
  .case-side { flex-direction: row; }
  .case-item { flex: 1; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { padding: 24px; }
  .stat-item { border-right: none; }
}

@media (max-width: 767px) {
  :root { --section-space: 48px; }
  .header-top-inner { padding: 10px 0; }
  .logo-text { font-size: 1.125rem; }
  .btn-sm { padding: 8px 14px; font-size: 0.8125rem; }
  .hero { padding: 48px 0 88px; }
  .hero-title { font-size: 1.75rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 20px;
  }
  .stat-item { padding: 8px; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-card { padding: 28px 20px; }
  .news-grid { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
  .case-side { flex-direction: column; }
  .faq-question { padding: 16px 18px; font-size: 0.9375rem; }
  .faq-answer-inner { padding: 0 18px 18px 18px; }
  .faq-q { width: 26px; height: 26px; font-size: 0.75rem; }
  .cta-section { padding: 48px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-col h4 { margin-bottom: 12px; }
  .cta-title { font-size: 1.5rem; }
  .cta-sub { font-size: 0.9375rem; }
  .btn { width: 100%; }
  .header-actions .btn { width: auto; }
}

@media (min-width: 992px) {
  .nav-chips { display: block; }
}

/* roulang page: article */
:root {
  --color-primary: #264653;
  --color-primary-dark: #1B2E35;
  --color-secondary: #2A9D8F;
  --color-accent: #E9C46A;
  --color-gold-light: #F4A261;
  --color-body-bg: #F7F6F3;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-text-sub: #5B6770;
  --color-border: #E4E7EB;
  --shadow-card: 0 4px 20px rgba(38, 70, 83, 0.08);
  --shadow-hover: 0 12px 32px rgba(38, 70, 83, 0.16);
  --shadow-float: 0 8px 24px rgba(38, 70, 83, 0.14);
  --radius-card: 16px;
  --radius-hero: 20px;
  --radius-btn: 12px;
  --radius-tag: 100px;
  --transition-fast: all 0.3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-body-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-secondary); text-decoration: none; transition: var(--transition-fast); }
a:hover { color: var(--color-primary); }
button { font-family: inherit; cursor: pointer; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
  background: var(--color-surface);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 16px rgba(38, 70, 83, 0.06);
}
.header-top { border-bottom: 1px solid var(--color-border); }
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 12px rgba(42, 157, 143, 0.25);
}
.logo-text { font-size: 1.25rem; font-weight: 700; color: var(--color-primary); letter-spacing: 0.02em; }
.header-actions { display: flex; align-items: center; gap: 12px; }

/* ===== Nav chips ===== */
.nav-chips { background: var(--color-surface); }
.nav-chips-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-chips-inner::-webkit-scrollbar { display: none; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-tag);
  background: #F0EFF0;
  color: var(--color-primary);
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  text-decoration: none;
  transition: var(--transition-fast);
  border: 2px solid transparent;
}
.chip i { font-size: 0.85rem; opacity: 0.75; }
.chip:hover { background: rgba(42, 157, 143, 0.12); color: var(--color-primary); }
.chip:focus-visible { outline: 3px solid rgba(42, 157, 143, 0.35); outline-offset: 2px; }
.chip.active { background: var(--color-primary); color: #fff; box-shadow: 0 4px 14px rgba(38, 70, 83, 0.25); }
.chip.active:hover { background: var(--color-primary); color: #fff; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  text-decoration: none;
  transition: var(--transition-fast);
  line-height: 1.4;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-accent));
  color: var(--color-primary-dark);
  box-shadow: 0 4px 16px rgba(244, 162, 97, 0.3);
}
.btn-primary:hover {
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(244, 162, 97, 0.4);
  filter: brightness(1.05);
}
.btn-primary:active { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(244, 162, 97, 0.3); }
.btn-primary:focus-visible { outline: 3px solid rgba(42, 157, 143, 0.35); outline-offset: 2px; }
.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  padding: 12px 28px;
}
.btn-secondary:hover { background: rgba(38, 70, 83, 0.08); border-color: var(--color-primary-dark); color: var(--color-primary-dark); }
.btn-sm { padding: 10px 20px; font-size: 0.875rem; border-radius: 10px; }
.btn-dark {
  background: var(--color-primary-dark);
  color: var(--color-accent);
  box-shadow: 0 4px 16px rgba(27, 46, 53, 0.3);
}
.btn-dark:hover { background: var(--color-primary); color: var(--color-accent); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(27, 46, 53, 0.4); }

/* ===== Breadcrumb ===== */
.breadcrumb-bar {
  background: #F1F0ED;
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-sub);
}
.breadcrumb a { color: var(--color-text-sub); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-secondary); }
.breadcrumb .sep { color: var(--color-border); }
.breadcrumb .current { color: var(--color-secondary); font-weight: 500; }

/* ===== Article Hero ===== */
.article-header {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  padding: 56px 0 48px;
  position: relative;
  overflow: hidden;
}
.article-header::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.article-header::after {
  content: "";
  position: absolute;
  bottom: -40px;
  left: 10%;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
}
.article-header-inner { position: relative; z-index: 2; max-width: 820px; }
.article-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border-radius: var(--radius-tag);
  padding: 6px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 18px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
}
.article-header h1 {
  color: #fff;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.3;
  margin-bottom: 16px;
  font-weight: 700;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
}
.article-meta .dot { opacity: 0.4; }
.article-summary {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 720px;
}

/* ===== Article Body ===== */
.article-main { padding: 48px 0 64px; }
.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: 860px;
  margin: 0 auto;
}
.article-content {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: clamp(24px, 4vw, 48px);
}
.article-content p { margin-bottom: 1.2em; line-height: 1.8; color: var(--color-text); }
.article-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2em 0 0.75em;
  color: var(--color-primary);
  line-height: 1.3;
  padding-left: 16px;
  border-left: 4px solid var(--color-secondary);
}
.article-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 1.6em 0 0.6em;
  color: var(--color-primary);
}
.article-content ul, .article-content ol { margin: 0 0 1.2em 1.4em; }
.article-content li { margin-bottom: 0.5em; line-height: 1.75; }
.article-content blockquote {
  margin: 1.6em 0;
  padding: 16px 24px;
  background: #F7F8F7;
  border-left: 4px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  color: var(--color-text-sub);
  font-style: italic;
}
.article-content img {
  border-radius: var(--radius-card);
  margin: 1.4em 0 0.6em;
  box-shadow: var(--shadow-card);
  width: 100%;
  object-fit: cover;
}
.article-content figcaption {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-sub);
  margin-bottom: 1.2em;
}
.article-content a { color: var(--color-secondary); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--color-gold-light); }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4em 0;
  font-size: 0.9rem;
}
.article-content th, .article-content td {
  border: 1px solid var(--color-border);
  padding: 12px 14px;
  text-align: left;
}
.article-content th { background: rgba(42, 157, 143, 0.08); font-weight: 600; color: var(--color-primary); }
.article-content tr:nth-child(even) td { background: rgba(247, 246, 243, 0.6); }

/* ===== Article Not Found ===== */
.not-found {
  text-align: center;
  padding: 80px 24px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}
.not-found .icon-warp {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(42, 157, 143, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-secondary);
}
.not-found h2 { font-size: 1.3rem; color: var(--color-primary); margin-bottom: 12px; }
.not-found p { color: var(--color-text-sub); margin-bottom: 24px; }

/* ===== Article Footer Nav ===== */
.article-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  margin-top: 32px;
  align-items: center;
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
}
.article-nav .prev, .article-nav .next {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-sub);
  text-decoration: none;
  transition: var(--transition-fast);
  background: #F8F7F5;
  padding: 10px 16px;
  border-radius: 10px;
}
.article-nav .prev:hover, .article-nav .next:hover { background: rgba(42, 157, 143, 0.1); color: var(--color-secondary); }
.article-nav .prev { justify-content: flex-start; }
.article-nav .next { justify-content: flex-end; }
.article-nav .back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 10px;
  font-size: 0.85rem;
  text-decoration: none;
  transition: var(--transition-fast);
}
.article-nav .back-btn:hover { background: var(--color-secondary); color: #fff; }

/* ===== Related Posts ===== */
.related-section { margin-top: 64px; }
.related-section h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.related-section h2::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transition-fast);
  text-decoration: none;
  display: flex;
  flex-direction: column;
}
.related-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.related-card .card-img { overflow: hidden; aspect-ratio: 16 / 9; }
.related-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.related-card:hover .card-img img { transform: scale(1.04); }
.related-card .card-body { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.related-card .card-tag {
  align-self: flex-start;
  background: rgba(42, 157, 143, 0.1);
  color: var(--color-secondary);
  font-size: 0.75rem;
  padding: 4px 12px;
  border-radius: var(--radius-tag);
  font-weight: 500;
}
.related-card .card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-card:hover .card-title { color: var(--color-secondary); }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-accent));
  border-radius: var(--radius-hero);
  padding: 56px clamp(24px, 5vw, 64px);
  text-align: center;
  margin: 24px 0 64px;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}
.cta-section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-primary-dark);
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
}
.cta-section p {
  color: rgba(27, 46, 53, 0.8);
  font-size: 1rem;
  margin-bottom: 24px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 2;
}
.cta-section .btn {
  background: var(--color-primary-dark);
  color: var(--color-accent);
  position: relative;
  z-index: 2;
}
.cta-section .btn:hover {
  background: var(--color-primary);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(27, 46, 53, 0.3);
}
.cta-trust {
  margin-top: 20px;
  font-size: 0.8125rem;
  color: rgba(27, 46, 53, 0.7);
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.cta-trust i { color: var(--color-primary-dark); }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0;
}
.site-footer .container { padding-top: 56px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .footer-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  display: block;
  margin-bottom: 14px;
}
.footer-brand p { font-size: 0.875rem; line-height: 1.7; max-width: 320px; }
.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  margin-bottom: 10px;
  text-decoration: none;
  transition: var(--transition-fast);
}
.footer-col a:hover { color: var(--color-accent); padding-left: 4px; }
.footer-contact { list-style: none; }
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-contact i { color: var(--color-accent); width: 18px; text-align: center; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}
.footer-bottom .container { padding-top: 0; padding-bottom: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .article-nav { grid-template-columns: 1fr; align-items: stretch; }
  .article-nav .back-btn { justify-content: center; }
}
@media (max-width: 768px) {
  .header-top-inner { height: 60px; }
  .logo-text { font-size: 1.05rem; }
  .logo-mark { width: 32px; height: 32px; font-size: 0.78rem; }
  .btn-sm { padding: 8px 14px; font-size: 0.8rem; }
  .article-header { padding: 40px 0 36px; }
  .article-header h1 { font-size: 1.5rem; }
  .article-meta { gap: 8px; font-size: 0.8rem; }
  .article-main { padding: 32px 0 40px; }
  .article-content { padding: 20px; }
  .article-content h2 { font-size: 1.25rem; }
  .related-grid { grid-template-columns: 1fr; gap: 16px; }
  .related-section { margin-top: 40px; }
  .cta-section { padding: 40px 20px; margin-bottom: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .site-footer .container { padding-top: 36px; }
}
@media (max-width: 520px) {
  .nav-chips-inner { padding: 10px 16px; }
  .chip { padding: 8px 16px; font-size: 0.8rem; }
  .header-actions .btn-sm { padding: 8px 12px; font-size: 0.75rem; }
  .oldHeader { display: none; }
  .article-nav .prev, .article-nav .next { font-size: 0.8rem; padding: 8px 12px; }
  .breadcrumb { font-size: 0.75rem; }
  .container { padding: 0 16px; }
}

/* roulang page: category1 */
:root {
  --color-primary: #264653;
  --color-primary-dark: #1B2E35;
  --color-secondary: #2A9D8F;
  --color-accent: #E9C46A;
  --color-gold-light: #F4A261;
  --color-body-bg: #F7F6F3;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-text-sub: #5B6770;
  --border-line: #E4E7EB;
  --radius-card: 16px;
  --radius-btn: 12px;
  --shadow-card: 0 4px 20px rgba(38, 70, 83, 0.08);
  --shadow-hover: 0 12px 32px rgba(38, 70, 83, 0.16);
  --container: 1200px;
  --font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-body-bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color .25s;
}

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

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

ul, ol {
  list-style-position: inside;
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  text-decoration: none;
  transition: all .3s ease;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-accent));
  color: var(--color-primary-dark);
}

.btn-primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 8px 24px rgba(244, 162, 97, 0.45);
  transform: translateY(-2px);
  color: var(--color-primary-dark);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 2px 8px rgba(244, 162, 97, 0.3);
}

.btn-primary:focus-visible {
  outline: 3px solid rgba(42, 157, 143, 0.35);
  outline-offset: 2px;
}

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

.btn-outline:hover {
  background: rgba(38, 70, 83, 0.06);
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.btn-outline:focus-visible {
  outline: 3px solid rgba(42, 157, 143, 0.35);
  outline-offset: 2px;
}

.btn-light {
  background: var(--color-primary-dark);
  color: var(--color-accent);
}

.btn-light:hover {
  background: var(--color-primary);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(27, 46, 53, 0.3);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 0.875rem;
  border-radius: 10px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  box-shadow: 0 2px 16px rgba(38, 70, 83, 0.08);
}

.header-top {
  padding: 14px 0;
  background: var(--color-surface);
}

.header-top-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.logo-mark {
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 10px;
  font-size: 1rem;
  letter-spacing: 0.5px;
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-chips {
  border-top: 1px solid var(--border-line);
  background: var(--color-surface);
}

.nav-chips-inner {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.nav-chips-inner::-webkit-scrollbar {
  display: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: 100px;
  background: #F0F4F4;
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: all .3s ease;
  border: 1px solid transparent;
}

.chip i {
  font-size: 0.75rem;
}

.chip:hover {
  background: rgba(42, 157, 143, 0.15);
  color: var(--color-primary);
  border-color: rgba(42, 157, 143, 0.3);
}

.chip:focus-visible {
  outline: 3px solid rgba(42, 157, 143, 0.35);
  outline-offset: 2px;
}

.chip.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.chip.active:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar {
  background: #F0F4F4;
  border-bottom: 1px solid var(--border-line);
  padding: 12px 0;
  font-size: 0.8125rem;
  color: var(--color-text-sub);
}

.breadcrumb-bar .container {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.breadcrumb-bar a {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb-bar a:hover {
  color: var(--color-secondary);
}

.breadcrumb-bar .sep {
  color: #B0B8BF;
}

/* ---------- Category Hero ---------- */
.category-hero {
  background: linear-gradient(135deg, #264653 0%, #2A9D8F 60%, #4FB3A7 100%);
  color: #fff;
  padding: 70px 0 80px;
  position: relative;
  overflow: hidden;
}

.category-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -60px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}

.category-hero::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: 30%;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
}

.category-hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 2;
}

.hero-copy {
  flex: 1.05;
}

.hero-copy .hero-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero-copy h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  color: #fff;
  letter-spacing: 0.5px;
}

.hero-copy h1 .hl {
  color: var(--color-accent);
}

.hero-copy p.subtitle {
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
  max-width: 520px;
}

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

.hero-actions .btn-outline {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

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

.hero-media {
  flex: 1;
  position: relative;
}

.hero-card {
  background: var(--color-surface);
  border-radius: 20px;
  padding: 12px;
  box-shadow: 0 20px 50px rgba(27, 46, 53, 0.3);
  overflow: hidden;
}

.hero-card img {
  border-radius: 14px;
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.hero-badge {
  position: absolute;
  bottom: -18px;
  left: 24px;
  background: var(--color-primary-dark);
  color: var(--color-accent);
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(27, 46, 53, 0.3);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-badge i {
  color: var(--color-accent);
}

/* ---------- Stats Band ---------- */
.stats-band {
  background: var(--color-surface);
  border-bottom: 1px solid var(--border-line);
  padding: 40px 0;
  position: relative;
  z-index: 3;
}

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

.stat-item {
  text-align: center;
  padding: 20px 16px;
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, #FFFFFF, #F7F9F9);
  border: 1px solid var(--border-line);
  transition: box-shadow .3s;
}

.stat-item:hover {
  box-shadow: var(--shadow-card);
}

.stat-number {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-primary);
  font-feature-settings: "tnum";
  line-height: 1.2;
}

.stat-number .unit {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin-left: 2px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  margin-top: 6px;
}

/* ---------- Section Titles ---------- */
.section {
  padding: 72px 0;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-head .section-tag {
  display: inline-block;
  background: rgba(42, 157, 143, 0.1);
  color: var(--color-secondary);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-head p {
  color: var(--color-text-sub);
  font-size: 1rem;
}

/* ---------- Alternate List ---------- */
.alternate-list {
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.alternate-block {
  display: flex;
  align-items: center;
  gap: 48px;
}

.alternate-block:nth-child(even) {
  flex-direction: row-reverse;
}

.alternate-media {
  flex: 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  position: relative;
}

.alternate-media img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform .5s ease;
}

.alternate-block:hover .alternate-media img {
  transform: scale(1.04);
}

.alternate-content {
  flex: 1;
  padding: 20px 0;
}

.alternate-content .badge {
  display: inline-block;
  background: rgba(42, 157, 143, 0.12);
  color: var(--color-secondary);
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.alternate-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
  margin-bottom: 14px;
}

.alternate-content p {
  color: var(--color-text-sub);
  line-height: 1.75;
  margin-bottom: 20px;
  font-size: 0.9375rem;
}

.alternate-link {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: gap .3s;
}

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

/* ---------- Why Us ---------- */
.why-section {
  background: linear-gradient(180deg, #FFFFFF, #F0F4F4);
  border-top: 1px solid var(--border-line);
  border-bottom: 1px solid var(--border-line);
  padding: 72px 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.why-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: all .3s ease;
  border: 1px solid transparent;
}

.why-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(42, 157, 143, 0.2);
}

.why-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(42, 157, 143, 0.12), rgba(233, 196, 106, 0.2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-secondary);
}

.why-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

/* ---------- FAQ ---------- */
.faq-section {
  background: var(--color-body-bg);
  padding: 72px 0;
}

.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  padding: 20px 36px;
}

.faq-item {
  border-bottom: 1px solid var(--border-line);
  padding: 20px 0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 4px 0;
  transition: color .3s;
  user-select: none;
}

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

.faq-qmark {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-size: 0.8125rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #F0F4F4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-primary);
  transition: transform .35s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .45s ease, padding .3s ease;
  font-size: 0.875rem;
  color: var(--color-text-sub);
  line-height: 1.75;
  padding-left: 40px;
}

.faq-item.open .faq-answer {
  max-height: 400px;
  padding-top: 10px;
}

/* ---------- CTA Box ---------- */
.cta-section {
  padding: 72px 0 32px;
}

.cta-box {
  background: linear-gradient(135deg, #F4A261 0%, #E9C46A 100%);
  border-radius: 20px;
  padding: 56px 48px;
  text-align: center;
  box-shadow: 0 16px 48px rgba(244, 162, 97, 0.3);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.cta-box h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  line-height: 1.3;
}

.cta-box p {
  color: rgba(27, 46, 53, 0.85);
  font-size: 1rem;
  max-width: 520px;
  margin: 0 auto 28px;
}

.cta-trust {
  margin-top: 18px;
  font-size: 0.8125rem;
  color: rgba(27, 46, 53, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.cta-trust i {
  color: var(--color-primary-dark);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 0;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .footer-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  display: block;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  max-width: 280px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  margin-bottom: 10px;
  text-decoration: none;
  transition: color .3s;
}

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

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

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-contact i {
  color: var(--color-accent);
  width: 18px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .category-hero-inner {
    flex-direction: column;
    gap: 32px;
  }

  .hero-copy p.subtitle {
    max-width: 100%;
  }

  .hero-card img {
    height: 260px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .alternate-block,
  .alternate-block:nth-child(even) {
    flex-direction: column;
    gap: 24px;
  }

  .alternate-media {
    width: 100%;
  }

  .alternate-media img {
    height: 240px;
  }

  .why-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

@media (max-width: 768px) {
  .header-top-inner {
    flex-wrap: wrap;
    gap: 10px;
  }

  .header-actions .btn-sm {
    padding: 8px 16px;
    font-size: 0.8125rem;
  }

  .category-hero {
    padding: 48px 0 56px;
  }

  .hero-copy h1 {
    font-size: 1.75rem;
  }

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

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

  .hero-card img {
    height: 200px;
  }

  .section {
    padding: 56px 0;
  }

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

  .cta-box {
    padding: 40px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .fas.fa-rocket {
    display: none;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .logo-text {
    font-size: 1rem;
  }

  .logo-mark {
    padding: 5px 10px;
    font-size: 0.875rem;
  }

  .header-actions .btn-sm {
    padding: 8px 12px;
    font-size: 0.75rem;
  }

  .nav-chips-inner {
    gap: 8px;
  }

  .chip {
    padding: 7px 14px;
    font-size: 0.8125rem;
  }

  .breadcrumb-bar {
    font-size: 0.75rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .stat-item {
    padding: 16px 10px;
  }

  .alternate-media img {
    height: 180px;
  }

  .alternate-content h3 {
    font-size: 1.25rem;
  }

  .faq-wrap {
    padding: 16px 18px;
  }

  .faq-answer {
    padding-left: 20px;
  }

  .cta-box h2 {
    font-size: 1.375rem;
  }
}

/* roulang page: category2 */
:root {
  --color-primary: #264653;
  --color-primary-dark: #1B2E35;
  --color-secondary: #2A9D8F;
  --color-accent: #E9C46A;
  --color-gold-light: #F4A261;
  --color-body-bg: #F7F6F3;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-text-sub: #5B6770;
  --color-border: #E4E7EB;
  --radius-card: 16px;
  --radius-btn: 12px;
  --shadow-card: 0 4px 20px rgba(38, 70, 83, 0.08);
  --shadow-hover: 0 12px 32px rgba(38, 70, 83, 0.16);
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  background: var(--color-body-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--color-secondary);
  text-decoration: none;
}
a:hover {
  color: var(--color-secondary);
}
ul, ol {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-btn);
  padding: 14px 30px;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  line-height: 1.4;
  font-family: inherit;
}
.btn i {
  font-size: 0.875rem;
}
.btn-primary {
  background: linear-gradient(135deg, #F4A261, #E9C46A);
  color: #1B2E35;
  box-shadow: 0 4px 16px rgba(233, 196, 106, 0.4);
}
.btn-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(233, 196, 106, 0.5);
  color: #1B2E35;
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(233, 196, 106, 0.4);
}
.btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.35);
}
.btn-outline {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.85);
  color: #fff;
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
  color: #fff;
}
.btn-dark {
  background: var(--color-primary-dark);
  color: #E9C46A;
}
.btn-dark:hover {
  background: var(--color-primary);
  color: #F4A261;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(27, 46, 53, 0.3);
}
.btn-sm {
  padding: 9px 20px;
  font-size: 0.875rem;
  border-radius: 10px;
}
.btn-lg {
  padding: 16px 40px;
  font-size: 1rem;
  border-radius: 12px;
}
.btn-block {
  width: 100%;
  justify-content: center;
}
.section {
  padding: 80px 0;
}
.section-header {
  text-align: center;
  margin-bottom: 52px;
}
.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 12px;
}
.section-header p {
  color: var(--color-text-sub);
  font-size: 1rem;
  max-width: 640px;
  margin: 0 auto;
}
.section-header .section-kicker {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-secondary);
  background: rgba(42, 157, 143, 0.1);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
/* ===== Header ===== */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(38, 70, 83, 0.04);
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-mark {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 4px 10px;
  border-radius: 8px;
  letter-spacing: 0.02em;
  line-height: 1.4;
}
.logo-text {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-chips {
  border-top: 1px solid rgba(228, 231, 235, 0.7);
  background: #fff;
}
.nav-chips-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
  padding-bottom: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-chips-inner::-webkit-scrollbar {
  display: none;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 100px;
  background: #F1F3F2;
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.3s ease;
}
.chip i {
  font-size: 0.8125rem;
  color: var(--color-secondary);
}
.chip:hover {
  background: rgba(42, 157, 143, 0.12);
  color: var(--color-primary);
}
.chip.active {
  background: var(--color-primary);
  color: #fff;
}
.chip.active i {
  color: #E9C46A;
}
/* ===== Hero ===== */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  padding: 72px 0 84px;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.page-hero::before {
  content: '';
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  top: -180px;
  right: -80px;
}
.page-hero::after {
  content: '';
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  bottom: -80px;
  left: 15%;
}
.page-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-content {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 24px;
  color: #fff;
  backdrop-filter: blur(4px);
}
.hero-badge i {
  color: #E9C46A;
}
.hero-content h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
}
.hero-content h1 .highlight {
  color: #E9C46A;
}
.hero-content p {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-image {
  position: relative;
  z-index: 2;
}
.hero-image-card {
  background: #fff;
  border-radius: 20px;
  padding: 10px;
  box-shadow: 0 24px 64px rgba(27, 46, 53, 0.3);
  position: relative;
}
.hero-image-card img {
  border-radius: 12px;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16/10;
}
.hero-float-badge {
  position: absolute;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(38, 70, 83, 0.16);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8125rem;
  color: var(--color-text);
  font-weight: 500;
}
.hero-float-badge i {
  font-size: 1.25rem;
  color: var(--color-secondary);
}
.hero-float-badge strong {
  display: block;
  font-size: 1.125rem;
  color: var(--color-text);
}
.hero-float-badge .label {
  color: var(--color-text-sub);
}
.hero-float-1 {
  top: 24px;
  left: -20px;
}
.hero-float-2 {
  bottom: 24px;
  right: -16px;
}
/* ===== Services ===== */
.services-section {
  background: var(--color-body-bg);
  padding: 80px 0;
}
.services-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
  align-items: start;
}
.cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.service-card .card-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.service-card .card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.service-card:hover .card-thumb img {
  transform: scale(1.04);
}
.card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(27, 46, 53, 0.85);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}
.service-card .card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.service-card .card-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-text);
  line-height: 1.4;
  transition: color 0.3s ease;
}
.service-card:hover .card-body h3 {
  color: var(--color-secondary);
}
.service-card .card-body p {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap 0.3s ease, color 0.3s ease;
}
.card-link:hover {
  color: var(--color-secondary);
  gap: 10px;
}
/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 120px;
}
.side-panel {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 28px;
}
.side-panel .panel-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.side-panel .panel-title i {
  color: var(--color-accent);
}
.quote-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.quote-form label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: -6px;
}
.quote-form select,
.quote-form input {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.875rem;
  color: var(--color-text);
  background: #fff;
  font-family: inherit;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.quote-form select:focus,
.quote-form input:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.2);
}
.quote-form select {
  cursor: pointer;
}
.side-panel .btn {
  margin-top: 6px;
}
.guarantee-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.guarantee-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.guarantee-item i {
  font-size: 1.125rem;
  color: var(--color-secondary);
  margin-top: 2px;
  width: 22px;
  text-align: center;
}
.guarantee-item h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}
.guarantee-item p {
  font-size: 0.8125rem;
  color: var(--color-text-sub);
  line-height: 1.5;
}
.side-recommend {
  margin-top: 18px;
  border-top: 1px solid var(--color-border);
  padding-top: 18px;
}
.side-recommend a {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 8px 0;
  border-radius: 10px;
  transition: background 0.3s ease;
}
.side-recommend a:hover {
  background: rgba(42, 157, 143, 0.06);
}
.side-recommend img {
  width: 68px;
  height: 52px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
}
.side-recommend h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 2px;
}
.side-recommend span {
  font-size: 0.75rem;
  color: var(--color-text-sub);
}
/* ===== Process ===== */
.process-section {
  background: var(--color-surface);
  padding: 80px 0;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.process-step {
  background: var(--color-body-bg);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F4A261, #E9C46A);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 6px 16px rgba(233, 196, 106, 0.35);
}
.process-step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-text);
}
.process-step p {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  line-height: 1.6;
}
.process-arrow {
  display: none;
}
@media (min-width: 992px) {
  .process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 45px;
    right: -24px;
    width: 24px;
    border-top: 2px dashed rgba(42, 157, 143, 0.5);
    z-index: 2;
  }
}
/* ===== Scenario ===== */
.scenario-section {
  background: var(--color-body-bg);
  padding: 80px 0;
}
.scenario-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}
.scenario-card {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
}
.scenario-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.scenario-card-main {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}
.scenario-card-main h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 14px;
}
.scenario-card-main p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 20px;
}
.scenario-card-main .scenario-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}
.scenario-card-main .scenario-meta span {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 500;
}
.scenario-card-sub {
  padding: 28px;
  min-height: 148px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.scenario-card-sub h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}
.scenario-card-sub p {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  line-height: 1.6;
}
.scenario-sub-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
/* ===== Stats ===== */
.stats-section {
  background: var(--color-surface);
  padding: 56px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item {
  padding: 24px 16px;
}
.stat-item .stat-num {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  font-feature-settings: "tnum";
}
.stat-item .stat-num em {
  font-style: normal;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin-left: 2px;
}
.stat-item .stat-label {
  font-size: 0.875rem;
  color: var(--color-text-sub);
  margin-top: 6px;
}
/* ===== FAQ ===== */
.faq-section {
  background: var(--color-body-bg);
  padding: 80px 0;
}
.faq-card {
  background: var(--color-surface);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  max-width: 860px;
  margin: 0 auto;
  overflow: hidden;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-q {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 28px;
  cursor: pointer;
  background: #fff;
  transition: background 0.3s ease;
}
.faq-q:hover {
  background: rgba(42, 157, 143, 0.04);
}
.faq-q .faq-marker {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F4A261, #E9C46A);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.faq-q .faq-title {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}
.faq-q .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-body-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--color-text-sub);
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
}
.faq-item.active .faq-q {
  background: rgba(42, 157, 143, 0.05);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--color-secondary);
  color: #fff;
  border-color: var(--color-secondary);
}
.faq-item.active .faq-title {
  color: var(--color-secondary);
}
.faq-a {
  display: none;
  padding: 0 28px 24px 76px;
  font-size: 0.9375rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}
.faq-item.active .faq-a {
  display: block;
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, #F4A261 0%, #E9C46A 100%);
  padding: 80px 0;
  text-align: center;
}
.cta-inner h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
}
.cta-inner p {
  font-size: 1rem;
  color: rgba(27, 46, 53, 0.8);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.cta-inner .btn-dark {
  display: inline-flex;
}
.cta-trust {
  margin-top: 24px;
  font-size: 0.8125rem;
  color: rgba(27, 46, 53, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.cta-trust i {
  color: var(--color-primary-dark);
}
/* ===== Breadcrumb ===== */
.breadcrumb {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
  font-size: 0.8125rem;
  color: var(--color-text-sub);
}
.breadcrumb .container {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--color-text-sub);
  transition: color 0.3s ease;
}
.breadcrumb a:hover {
  color: var(--color-secondary);
}
.breadcrumb span {
  color: var(--color-text);
  font-weight: 500;
}
.breadcrumb .sep {
  color: var(--color-border);
}
/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  display: block;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  max-width: 280px;
}
.footer-col h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 18px;
}
.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  padding: 5px 0;
  transition: color 0.3s ease;
}
.footer-col a:hover {
  color: #E9C46A;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  padding: 5px 0;
}
.footer-contact i {
  width: 18px;
  text-align: center;
  color: #E9C46A;
  font-size: 0.875rem;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}
/* ===== Responsive ===== */
@media (max-width: 1199px) {
  .services-layout {
    grid-template-columns: 1fr 300px;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-step:not(:last-child)::after {
    display: none;
  }
}
@media (max-width: 991px) {
  .section {
    padding: 60px 0;
  }
  .page-hero {
    padding: 56px 0 68px;
  }
  .page-hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-image {
    max-width: 560px;
  }
  .services-layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
  }
  .scenario-layout {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 767px) {
  .section {
    padding: 48px 0;
  }
  .container {
    padding: 0 16px;
  }
  .header-top-inner {
    padding-top: 12px;
    padding-bottom: 12px;
  }
  .logo-text {
    font-size: 1rem;
  }
  .logo-mark {
    font-size: 0.9375rem;
    padding: 3px 8px;
  }
  .header-actions .btn-sm {
    padding: 7px 14px;
    font-size: 0.8125rem;
  }
  .page-hero {
    padding: 48px 0 56px;
  }
  .hero-content h1 {
    font-size: 1.7rem;
  }
  .hero-content p {
    font-size: 0.9375rem;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-float-1 {
    left: 10px;
    top: 12px;
  }
  .hero-float-2 {
    right: 10px;
    bottom: 12px;
  }
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .stat-item {
    padding: 16px 8px;
  }
  .scenario-card-main {
    padding: 24px;
  }
  .faq-q {
    padding: 18px 16px;
  }
  .faq-a {
    padding: 0 16px 20px 64px;
  }
  .cta-section {
    padding: 60px 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .services-layout {
    gap: 20px;
  }
}
@media (max-width: 520px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .hero-float-badge {
    padding: 8px 12px;
    font-size: 0.75rem;
  }
  .hero-float-badge strong {
    font-size: 0.9375rem;
  }
  .btn-lg {
    padding: 14px 32px;
    font-size: 0.9375rem;
  }
  .hero-float-1 {
    display: none;
  }
  .hero-float-2 {
    right: 8px;
    bottom: 8px;
  }
}