:root {
  --primary: #2F6FB7;
  --primary-dark: #245a9e;
  --primary-light: #e3edf7;
  --gold: #C89B6C;
  --gold-light: #f0e2d0;
  --dark-1: #16324A;
  --dark-2: #0F2233;
  --bg: #F5F9FD;
  --white: #ffffff;
  --text-1: #1A2B3C;
  --text-2: #3D4E5F;
  --text-3: #7B8A99;
  --border: #E3EDF7;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --shadow-sm: 0 4px 20px rgba(47, 111, 183, 0.06);
  --shadow-md: 0 12px 32px rgba(47, 111, 183, 0.12);
  --space-lg: 96px;
  --space-md: 64px;
  --space-sm: 32px;
  --font-heading: "Noto Serif SC", "Source Han Serif SC", STSong, Georgia, serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.3s ease, background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

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

ul, ol {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

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

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}

.section-head h2 {
  font-family: var(--font-heading);
  font-size: 32px;
  line-height: 1.3;
  color: var(--text-1);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-head p {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.8;
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--primary);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  line-height: 1.4;
  vertical-align: middle;
}

.btn:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(47, 111, 183, 0.25);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(47, 111, 183, 0.15);
}

.btn:focus-visible {
  outline: 3px solid rgba(47, 111, 183, 0.3);
  outline-offset: 2px;
}

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

.btn-outline:hover {
  background: rgba(47, 111, 183, 0.05);
  border-color: var(--primary-dark);
  color: var(--primary-dark);
}

.btn-gold {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
}

.btn-gold:hover {
  background: #b6895c;
  border-color: #b6895c;
  color: #fff;
  box-shadow: 0 8px 20px rgba(200, 155, 108, 0.3);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 13px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
}

.text-link {
  display: inline-block;
  font-weight: 600;
  color: var(--primary);
  transition: transform 0.3s ease, color 0.3s ease;
}

.text-link:hover {
  color: var(--primary-dark);
  transform: translateX(4px);
}

.badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}

.badge-gold {
  background: var(--gold-light);
  color: #a37648;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.site-header.scrolled {
  box-shadow: 0 2px 16px rgba(47, 111, 183, 0.08);
  border-bottom-color: var(--border);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo .logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  flex-shrink: 0;
}

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

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.3s ease;
}

.hamburger:hover {
  background: var(--primary-light);
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-1);
  border-radius: 2px;
  transition: transform 0.3s ease, background 0.3s ease;
}

.hamburger:focus-visible {
  outline: 3px solid rgba(47, 111, 183, 0.3);
  outline-offset: 2px;
}

/* Nav Overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(245, 249, 253, 0.97);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.nav-drawer {
  position: absolute;
  top: 0;
  right: 0;
  width: min(480px, 100%);
  height: 100%;
  background: var(--bg);
  padding: 48px 56px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  box-shadow: -20px 0 60px rgba(22, 50, 74, 0.1);
  overflow-y: auto;
}

.nav-overlay.active .nav-drawer {
  transform: translateX(0);
}

.nav-close {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  font-size: 24px;
  background: transparent;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-2);
  transition: background 0.3s ease, transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.nav-close:hover {
  background: var(--primary-light);
  transform: rotate(90deg);
}

.nav-close:focus-visible {
  outline: 3px solid rgba(47, 111, 183, 0.3);
}

.nav-links {
  margin-top: 80px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.nav-links .nav-link {
  font-size: 28px;
  font-weight: 600;
  color: var(--text-1);
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  transition: color 0.3s ease, transform 0.3s ease;
}

.nav-links .nav-link span {
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 1px;
}

.nav-links .nav-link:hover {
  color: var(--primary);
  transform: translateX(4px);
}

.nav-links .nav-link.active {
  color: var(--primary);
}

.drawer-footer {
  margin-top: auto;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.drawer-footer .drawer-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-footer p {
  font-size: 13px;
  color: var(--text-3);
  margin-top: 12px;
}

/* Hero */
.hero {
  position: relative;
  padding: 160px 0 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-size: cover;
  background-position: center;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(245, 249, 253, 0.94) 0%, rgba(47, 111, 183, 0.4) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 4.5vw, 52px);
  line-height: 1.35;
  color: var(--text-1);
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

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

.hero-desc {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-2);
  max-width: 540px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-badges .badge {
  font-size: 13px;
  padding: 6px 18px;
}

.hero-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 20px;
}

.bento-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

.bento-main {
  grid-column: 1;
  grid-row: 1 / span 2;
  background: linear-gradient(165deg, #ffffff 60%, #f0f5fb 100%);
}

.bento-main .bento-price {
  font-family: var(--font-heading);
  font-size: 28px;
  color: var(--gold);
  font-weight: 700;
  margin: 12px 0 4px;
}

.bento-main .bento-price small {
  font-size: 13px;
  color: var(--text-3);
  font-family: var(--font-body);
  font-weight: 400;
}

.bento-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 10px;
  display: block;
}

.bento-card h3 {
  font-family: var(--font-heading);
  font-size: 19px;
  color: var(--text-1);
  margin-bottom: 8px;
}

.bento-card p {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.6;
  margin-bottom: 16px;
}

.bento-card .btn {
  align-self: flex-start;
}

.bento-sub {
  grid-column: 2;
}

.bento-sub:first-of-type {
  grid-row: 1;
}

.bento-sub:last-of-type {
  grid-row: 2;
}

/* Features */
.features {
  background: var(--bg);
  padding: var(--space-lg) 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-item {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
}

.feature-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 20px;
}

.feature-item h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  margin-bottom: 10px;
  color: var(--text-1);
}

.feature-item p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

/* Services */
.services {
  background: var(--white);
  padding: var(--space-lg) 0;
}

.service-row {
  display: grid;
  grid-template-columns: 80px 1.2fr 1fr;
  gap: 40px;
  padding: 44px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
  transition: background 0.3s ease;
}

.service-row:first-of-type {
  padding-top: 0;
}

.service-row:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.service-num {
  font-family: var(--font-heading);
  font-size: 44px;
  font-weight: 700;
  color: var(--primary);
  opacity: 0.5;
  line-height: 1;
}

.service-info h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  margin-bottom: 8px;
  color: var(--text-1);
}

.service-info p {
  font-size: 14px;
  color: var(--text-2);
  max-width: 360px;
}

.service-img img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.service-img .img-placeholder {
  width: 100%;
  height: 180px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  font-size: 13px;
  border: 1px dashed var(--border);
}

/* Scenes */
.scenes {
  background: var(--bg);
  padding: var(--space-lg) 0;
}

.scene-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.scene-row:last-of-type {
  margin-bottom: 0;
}

.scene-media {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border-bottom: 2px solid var(--gold);
}

.scene-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.scene-content h3 {
  font-family: var(--font-heading);
  font-size: 26px;
  color: var(--text-1);
  margin-bottom: 14px;
}

.scene-content p {
  font-size: 15px;
  color: var(--text-2);
  margin-bottom: 20px;
  line-height: 1.8;
}

.scene-list {
  margin-bottom: 24px;
}

.scene-list li {
  font-size: 14px;
  color: var(--text-2);
  padding-left: 28px;
  position: relative;
  margin-bottom: 10px;
}

.scene-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 12px;
  background: var(--primary-light);
  border-radius: 3px;
  border: 2px solid var(--primary);
}

/* Testimonials */
.testimonials {
  padding: var(--space-lg) 0;
  background: var(--dark-1);
  color: #fff;
}

.testimonials .section-head h2 {
  color: #fff;
}

.testimonials .section-head p {
  color: rgba(255, 255, 255, 0.7);
}

.data-panel {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  margin-bottom: 56px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.data-item h3 {
  font-family: var(--font-heading);
  font-size: 38px;
  color: #fff;
  letter-spacing: 1px;
}

.data-item p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

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

.case-card {
  background: rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.case-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.case-quote {
  font-size: 40px;
  font-family: Georgia, serif;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 12px;
}

.case-card p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.8;
  flex-grow: 1;
  margin-bottom: 16px;
}

.case-source {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

/* Pricing */
.pricing {
  background: var(--white);
  padding: var(--space-lg) 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: stretch;
}

.price-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  box-shadow: var(--shadow-sm);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

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

.price-card.featured {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-md);
}

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 22px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(200, 155, 108, 0.3);
}

.price-card h3 {
  font-family: var(--font-heading);
  font-size: 24px;
  margin-bottom: 6px;
  color: var(--text-1);
}

.price-for {
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 20px;
}

.price-amount {
  font-family: var(--font-heading);
  font-size: 38px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.price-amount small {
  font-size: 14px;
  color: var(--text-3);
  font-family: var(--font-body);
  font-weight: 400;
}

.price-list {
  margin-bottom: 28px;
  flex-grow: 1;
}

.price-list li {
  font-size: 14px;
  color: var(--text-2);
  padding: 9px 0;
  padding-left: 30px;
  position: relative;
  border-bottom: 1px dashed var(--border);
}

.price-list li:last-of-type {
  border-bottom: none;
}

.price-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 14px;
  height: 14px;
  background: var(--primary-light);
  border-radius: 3px;
  border: 2px solid var(--primary);
}

.pricing-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-3);
  margin-top: 24px;
}

/* News */
.news {
  background: var(--bg);
  padding: var(--space-lg) 0;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.news-list-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  transition: all 0.3s ease;
}

.news-list-item:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.news-list-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--text-3);
}

.news-list-item h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  margin-bottom: 6px;
}

.news-list-item h3 a {
  color: var(--text-1);
}

.news-list-item h3 a:hover {
  color: var(--primary);
}

.news-list-item p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 12px;
  line-height: 1.7;
}

.news-empty {
  background: var(--primary-light);
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-3);
  font-size: 14px;
}

.news-sidebar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
}

.news-sidebar h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  background: var(--bg);
  color: var(--text-2);
  font-size: 13px;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.tag:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* FAQ */
.faq-section {
  background: var(--white);
  padding: var(--space-lg) 0;
}

.custom-accordion {
  max-width: 860px;
  margin: 0 auto;
}

.custom-accordion .accordion-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.custom-accordion .accordion-item:hover {
  border-color: var(--primary);
}

.custom-accordion .accordion-item.is-active {
  box-shadow: var(--shadow-sm);
  border-color: var(--primary);
}

.custom-accordion .accordion-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-1);
  background: transparent;
  transition: color 0.3s ease;
}

.custom-accordion .accordion-title:hover {
  background: var(--bg);
}

.custom-accordion .accordion-title::before,
.custom-accordion .accordion-title::after {
  content: '+' !important;
  font-size: 22px !important;
  color: var(--primary) !important;
  font-weight: 400;
  transition: transform 0.3s ease;
  border: none !important;
  position: static !important;
  margin-left: 16px;
  width: auto !important;
  height: auto !important;
}

.custom-accordion .accordion-item.is-active .accordion-title::before,
.custom-accordion .accordion-item.is-active .accordion-title::after {
  content: '×' !important;
  transform: rotate(90deg);
}

.custom-accordion .accordion-content {
  padding: 0 28px 24px !important;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.8;
  font-family: var(--font-body);
  background: var(--white) !important;
}

/* Contact */
.contact-section {
  background: var(--dark-1);
  padding: var(--space-lg) 0;
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  right: -100px;
  top: -100px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 40px solid rgba(200, 155, 108, 0.1);
  pointer-events: none;
}

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

.contact-info h2 {
  font-family: var(--font-heading);
  font-size: 34px;
  color: #fff;
  margin-bottom: 20px;
}

.contact-info p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 16px;
  line-height: 1.9;
  margin-bottom: 28px;
}

.contact-info .contact-tel {
  font-family: var(--font-heading);
  font-size: 28px;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 8px;
}

.contact-info .contact-note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.form-card h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  margin-bottom: 24px;
  color: var(--text-1);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: var(--font-body);
  background: var(--white);
  color: var(--text-1);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(47, 111, 183, 0.2);
  outline: none;
}

.form-control::placeholder {
  color: var(--text-3);
  opacity: 0.7;
}

select.form-control {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237B8A99' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

textarea.form-control {
  min-height: 90px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  display: none;
}

.form-status.success {
  display: block;
  background: #e8f5e9;
  color: #2e7d32;
}

.form-status.error {
  display: block;
  background: #fce4ec;
  color: #c62828;
}

/* Footer */
.site-footer {
  background: var(--dark-2);
  color: rgba(255, 255, 255, 0.65);
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand h4 {
  font-family: var(--font-heading);
  font-size: 20px;
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
}

.footer-col h5 {
  font-size: 15px;
  color: #fff;
  margin-bottom: 16px;
  font-family: var(--font-heading);
}

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

.footer-col ul a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col ul a:hover {
  color: #fff;
}

.footer-contact p {
  font-size: 14px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
}

.footer-contact .jcbn {
  color: var(--gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* Floating CTA */
.floating-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 -4px 24px rgba(47, 111, 183, 0.08);
  padding: 14px 0;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.floating-cta.visible {
  transform: translateY(0);
}

.floating-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.floating-text {
  font-size: 14px;
  color: var(--text-1);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.floating-text span {
  color: var(--text-3);
  font-weight: 400;
  margin-left: 8px;
  display: none;
}

@media (min-width: 768px) {
  .floating-text span {
    display: inline;
  }
}

/* Reveal Modal */
.reveal-modal {
  border-radius: var(--radius-md);
  padding: 40px;
  text-align: center;
}

.reveal-modal .modal-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.reveal-modal h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  margin-bottom: 10px;
}

.reveal-modal p {
  color: var(--text-2);
  font-size: 15px;
}

/* Responsive */
@media (max-width: 1024px) {
  :root {
    --space-lg: 72px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-cards {
    max-width: 600px;
  }

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

  .service-row {
    grid-template-columns: 64px 1fr;
  }

  .service-img {
    grid-column: 1 / -1;
  }

  .service-img img,
  .service-img .img-placeholder {
    height: 200px;
  }

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

  .scene-row:nth-child(even) .scene-media {
    order: 0;
  }

  .data-panel {
    grid-template-columns: 1fr 1fr;
    padding: 36px 24px;
  }

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

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

@media (max-width: 768px) {
  :root {
    --space-lg: 64px;
    --space-md: 40px;
  }

  .header-inner {
    height: 60px;
  }

  .logo {
    font-size: 17px;
  }

  .logo .logo-icon {
    width: 30px;
    height: 30px;
    font-size: 15px;
  }

  .hero {
    padding: 120px 0 48px;
    min-height: auto;
  }

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

  .hero-desc {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
  }

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

  .hero-cards {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .bento-main {
    grid-column: 1;
    grid-row: auto;
  }

  .bento-sub {
    grid-column: 1;
  }

  .bento-sub:first-of-type {
    grid-row: auto;
  }

  .bento-sub:last-of-type {
    grid-row: auto;
  }

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

  .service-row {
    grid-template-columns: 44px 1fr;
    gap: 24px;
    padding: 32px 0;
  }

  .service-num {
    font-size: 32px;
  }

  .service-info h3 {
    font-size: 18px;
  }

  .scene-media img {
    height: 220px;
  }

  .case-card {
    padding: 28px 20px;
  }

  .price-card {
    padding: 36px 24px;
  }

  .nav-drawer {
    padding: 32px 24px;
  }

  .nav-links {
    margin-top: 64px;
  }

  .nav-links .nav-link {
    font-size: 24px;
  }

  .contact-grid {
    gap: 40px;
  }

  .form-card {
    padding: 28px 20px;
  }

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

  .contact-info h2 {
    font-size: 28px;
  }

  .floating-text {
    font-size: 13px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }

  .section-head h2 {
    font-size: 26px;
  }

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

  .data-panel {
    grid-template-columns: 1fr;
  }

  .data-item h3 {
    font-size: 32px;
  }

  .floating-cta .btn {
    padding: 10px 16px;
    font-size: 13px;
  }

  .bento-card {
    padding: 20px;
  }

  .bento-main .bento-price {
    font-size: 24px;
  }

  .tag-cloud .tag {
    font-size: 12px;
    padding: 5px 12px;
  }
}

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

:root {
            --primary: #2F6FB7;
            --primary-dark: #245a9e;
            --primary-light: #e3edf7;
            --gold: #C89B6C;
            --gold-light: #f0e2d0;
            --dark-1: #16324A;
            --dark-2: #0F2233;
            --bg: #F5F9FD;
            --white: #ffffff;
            --text-1: #1A2B3C;
            --text-2: #3D4E5F;
            --text-3: #7B8A99;
            --border: #E3EDF7;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 20px rgba(47, 111, 183, 0.06);
            --shadow-md: 0 12px 32px rgba(47, 111, 183, 0.12);
            --space-lg: 96px;
            --space-md: 64px;
            --space-sm: 32px;
            --font-heading: "Noto Serif SC", "Source Han Serif SC", STSong, Georgia, serif;
            --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text-1);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.3s ease, background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible,
        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(47, 111, 183, 0.35);
            outline-offset: 2px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            color: var(--text-1);
        }
        p {
            margin: 0 0 16px;
            color: var(--text-2);
            font-size: 15px;
        }
        ul,
        ol {
            margin: 0 0 16px;
            padding-left: 20px;
            color: var(--text-2);
            font-size: 15px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        .section-padding {
            padding: var(--space-lg) 0;
        }
        /* ===== 按钮 ===== */
        .btn {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--primary);
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            line-height: 1.4;
            vertical-align: middle;
        }
        .btn:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(47, 111, 183, 0.25);
        }
        .btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(47, 111, 183, 0.15);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(47, 111, 183, 0.05);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }
        .btn-gold {
            background: var(--gold);
            border-color: var(--gold);
            color: #fff;
        }
        .btn-gold:hover {
            background: #b6895c;
            border-color: #b6895c;
            color: #fff;
            box-shadow: 0 8px 20px rgba(200, 155, 108, 0.3);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }
        .badge-gold {
            background: var(--gold-light);
            color: #a37648;
        }
        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(47, 111, 183, 0.08);
            border-bottom-color: var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-1);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .hamburger {
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            width: 44px;
            height: 44px;
            padding: 10px;
            background: transparent;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .hamburger:hover {
            background: var(--primary-light);
        }
        .hamburger span {
            display: block;
            height: 2px;
            width: 100%;
            background: var(--text-1);
            border-radius: 2px;
            transition: transform 0.3s ease, background 0.3s ease;
        }
        .hamburger:focus-visible {
            outline: 3px solid rgba(47, 111, 183, 0.3);
            outline-offset: 2px;
        }
        /* ===== 导航抽屉 ===== */
        .nav-overlay {
            position: fixed;
            inset: 0;
            z-index: 2000;
            background: rgba(245, 249, 253, 0.97);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .nav-drawer {
            position: absolute;
            top: 0;
            right: 0;
            width: min(480px, 100%);
            height: 100%;
            background: var(--bg);
            padding: 48px 56px;
            display: flex;
            flex-direction: column;
            transform: translateX(100%);
            transition: transform 0.3s ease;
            box-shadow: -20px 0 60px rgba(22, 50, 74, 0.1);
            overflow-y: auto;
        }
        .nav-overlay.active .nav-drawer {
            transform: translateX(0);
        }
        .nav-close {
            position: absolute;
            top: 28px;
            right: 28px;
            width: 44px;
            height: 44px;
            font-size: 24px;
            background: transparent;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            color: var(--text-2);
            transition: background 0.3s ease, transform 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }
        .nav-close:hover {
            background: var(--primary-light);
            transform: rotate(90deg);
        }
        .nav-close:focus-visible {
            outline: 3px solid rgba(47, 111, 183, 0.3);
            outline-offset: 2px;
        }
        .nav-links {
            list-style: none;
            padding: 0;
            margin: auto 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .nav-link {
            display: flex;
            align-items: center;
            gap: 16px;
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 600;
            color: var(--text-1);
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            transition: color 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }
        .nav-link span {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            font-family: var(--font-body);
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: 999px;
            line-height: 1.6;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
            transform: translateX(6px);
            border-color: var(--primary-light);
        }
        .nav-link:hover span,
        .nav-link.active span {
            background: var(--primary);
            color: #fff;
        }
        .nav-footer {
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .nav-footer .btn {
            width: 100%;
            margin-bottom: 12px;
        }
        .nav-phone {
            text-align: center;
            font-size: 14px;
            color: var(--text-3);
            margin: 8px 0 0;
        }
        /* ===== 文章 Hero ===== */
        .article-hero {
            margin-top: 72px;
            padding: 72px 0 56px;
            background: linear-gradient(135deg, rgba(245, 249, 253, 0.92), rgba(47, 111, 183, 0.30)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat, var(--bg);
            border-bottom: 1px solid var(--border);
        }
        .article-hero-inner {
            max-width: 900px;
            margin: 0 auto;
            text-align: left;
            padding: 0 24px;
        }
        .article-hero .badge {
            margin-bottom: 18px;
            display: inline-block;
        }
        .article-hero h1 {
            font-family: var(--font-heading);
            font-size: clamp(26px, 4vw, 38px);
            line-height: 1.35;
            color: var(--text-1);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .article-hero-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            font-size: 13px;
            color: var(--text-3);
        }
        .article-hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--text-3);
        }
        .breadcrumb a {
            color: var(--text-3);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            margin: 0 8px;
            color: var(--border);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
        }
        /* ===== 正文区 ===== */
        .article-main {
            padding: 64px 0 48px;
        }
        .article-body {
            max-width: 720px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-2);
        }
        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 26px;
            color: var(--text-1);
            margin: 48px 0 20px;
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }
        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            color: var(--text-1);
            margin: 36px 0 12px;
        }
        .article-body p {
            margin-bottom: 24px;
            color: var(--text-2);
        }
        .article-body a {
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body img {
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            margin: 32px auto;
        }
        .article-body blockquote {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 32px 0;
            font-size: 15px;
            color: var(--text-2);
        }
        .article-body blockquote p {
            margin-bottom: 0;
            color: var(--text-2);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 32px 0;
            font-size: 14px;
            background: var(--white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-body table th {
            background: var(--primary-light);
            color: var(--text-1);
            padding: 12px 16px;
            border: 1px solid var(--border);
            font-weight: 600;
            text-align: left;
        }
        .article-body table td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            color: var(--text-2);
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 24px 24px;
            padding-left: 0;
        }
        .article-body li {
            margin-bottom: 8px;
            color: var(--text-2);
        }
        .article-body li::marker {
            color: var(--primary);
        }
        /* 空状态 */
        .article-empty {
            text-align: center;
            padding: 80px 24px;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }
        .article-empty .empty-icon {
            font-size: 48px;
            margin-bottom: 20px;
            color: var(--text-3);
        }
        .article-empty h2 {
            font-family: var(--font-heading);
            font-size: 26px;
            margin-bottom: 12px;
            color: var(--text-1);
        }
        .article-empty p {
            color: var(--text-3);
            margin-bottom: 24px;
        }
        /* ===== 邀约 CTA ===== */
        .invite-section {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .invite-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            padding: 56px;
            background: linear-gradient(135deg, var(--dark-1), #1c3f5e);
            border-radius: var(--radius-lg);
            position: relative;
            overflow: hidden;
        }
        .invite-box::before {
            content: "";
            position: absolute;
            right: -60px;
            top: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 155, 108, 0.3), transparent 70%);
            pointer-events: none;
        }
        .invite-text {
            position: relative;
            z-index: 1;
            flex: 1;
        }
        .invite-text .badge {
            margin-bottom: 14px;
        }
        .invite-text h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .invite-text p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            margin-bottom: 0;
            max-width: 480px;
        }
        .invite-actions {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            gap: 14px;
            min-width: 200px;
        }
        .invite-actions .btn {
            width: 100%;
        }
        .invite-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-top: 16px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
        }
        .invite-group strong {
            font-size: 28px;
            color: var(--gold);
            font-family: var(--font-heading);
        }
        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .related-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .related-head h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            color: var(--text-1);
        }
        .related-head .text-link {
            font-size: 14px;
            font-weight: 500;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .related-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-bottom: 2px solid var(--gold);
            background: var(--primary-light);
        }
        .related-card-img-placeholder {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-3);
            font-size: 13px;
            background: var(--primary-light);
            height: 160px;
            border-bottom: 2px solid var(--gold);
        }
        .related-card-body {
            padding: 20px 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card-body .badge {
            align-self: flex-start;
            margin-bottom: 12px;
        }
        .related-card-body h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            color: var(--text-1);
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card-body h3 a {
            color: var(--text-1);
            transition: color 0.3s ease;
        }
        .related-card-body h3 a:hover {
            color: var(--primary);
        }
        .related-card-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-3);
        }
        .related-card-meta .text-link {
            font-size: 13px;
            font-weight: 500;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-2);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 0;
            font-size: 13px;
            line-height: 1.7;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand h4 {
            color: #fff;
            font-family: var(--font-heading);
            font-size: 20px;
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .footer-col h5,
        .footer-contact h5 {
            color: #fff;
            font-size: 15px;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: color 0.3s ease;
        }
        .footer-col ul a:hover {
            color: #fff;
        }
        .footer-contact p {
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 6px;
            font-size: 13px;
        }
        .footer-contact .jcbn {
            color: var(--gold);
            font-weight: 500;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .invite-box {
                flex-direction: column;
                padding: 40px;
                text-align: left;
            }
            .invite-actions {
                width: 100%;
                flex-direction: row;
                min-width: 0;
            }
            .invite-actions .btn {
                width: auto;
                flex: 1;
            }
        }
        @media (max-width: 640px) {
            .section-padding {
                padding: var(--space-md) 0;
            }
            .header-cta {
                display: none;
            }
            .article-hero {
                padding: 56px 0 40px;
                margin-top: 64px;
            }
            .article-hero h1 {
                font-size: 26px;
            }
            .article-main {
                padding: 40px 0 32px;
            }
            .nav-drawer {
                padding: 32px 24px;
            }
            .nav-link {
                font-size: 24px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .invite-box {
                padding: 32px 24px;
            }
            .invite-text h2 {
                font-size: 22px;
            }
            .invite-actions {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .article-body {
                font-size: 15px;
            }
            .article-body table {
                font-size: 13px;
            }
            .article-body table th,
            .article-body table td {
                padding: 8px 10px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .logo {
                font-size: 17px;
            }
            .article-hero-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .related-card-img,
            .related-card-img-placeholder {
                height: 140px;
            }
        }