/* roulang page: index */
:root {
  --primary: #0E3B36;
  --primary-dark: #092A26;
  --primary-light: #E8F0ED;
  --accent: #C2A25B;
  --accent-hover: #D4B878;
  --bg: #F5F3EE;
  --bg-white: #FFFFFF;
  --bg-cream: #FBF9F4;
  --text: #2B2B2B;
  --text-secondary: #6B6B6B;
  --text-muted: #9A9A9A;
  --text-light: #FFFFFF;
  --text-light-secondary: #E8E4D9;
  --border: #E5E0D6;
  --border-dark: rgba(255,255,255,0.14);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-tag: 999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover: 0 8px 24px rgba(14,59,54,0.10);
  --container: 1200px;
  --spacing-section: 88px;
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
}

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

html {
  scroll-behavior: smooth;
}

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

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
}

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

.section-head {
  text-align: center;
  margin-bottom: 48px;
}

.section-head h2 {
  font-size: 32px;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-head p {
  color: var(--text-secondary);
  font-size: 16px;
  max-width: 640px;
  margin: 0 auto;
}

.section-head .head-line {
  display: inline-block;
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 16px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  color: var(--accent);
}

.text-link:hover {
  color: var(--accent-hover);
}

.text-link .arrow {
  transition: transform 0.2s ease;
}

.text-link:hover .arrow {
  transform: translateX(4px);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.22s ease;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--text-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-hover);
}

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

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

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

.btn-gold:hover {
  background: var(--accent-hover);
  color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(194,162,91,0.25);
}

.btn-block {
  width: 100%;
}

/* 标签 */
.tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: var(--radius-tag);
  background: var(--primary-light);
  color: var(--primary);
}

.tag-gold {
  background: rgba(194,162,91,0.15);
  color: var(--accent);
}

.tag-outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 68px;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 999;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}

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

.brand-icon {
  color: var(--accent);
  font-size: 26px;
  line-height: 1;
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-list > li {
  position: relative;
}

.nav-list > li > a {
  display: block;
  padding: 10px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-list > li > a:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-list > li > a.active {
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-light);
}

/* Mega Menu */
.has-mega {
  position: relative;
}

.mega-panel {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 720px;
  max-width: 90vw;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: 0 20px 50px rgba(14,59,54,0.14);
  gap: 32px;
}

.mega-panel::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid var(--border);
}

.has-mega:hover .mega-panel,
.has-mega:focus-within .mega-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.mega-panel h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 600;
}

.drop-item {
  display: block;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 8px;
  background: var(--bg-cream);
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.drop-item strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text);
  margin-bottom: 2px;
}

.drop-item span {
  font-size: 13px;
  color: var(--text-secondary);
}

.drop-item:hover {
  border-color: var(--accent);
  background: var(--bg-white);
  box-shadow: var(--shadow-sm);
}

.drop-post {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.drop-post:last-child {
  border-bottom: none;
}

.drop-post .thumb {
  width: 64px;
  height: 48px;
  border-radius: 8px;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}

.drop-post strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 4px;
}

.drop-post time {
  font-size: 12px;
  color: var(--text-muted);
}

.drop-post:hover strong {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  cursor: pointer;
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  margin: 5px auto;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Hero */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(14,59,54,0.78), rgba(9,42,38,0.82)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding: 120px 0 80px;
  position: relative;
}

.hero-inner {
  display: flex;
  align-items: center;
  width: 100%;
}

.hero-content {
  max-width: 680px;
}

.hero-line {
  display: block;
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: 42px;
  line-height: 1.25;
  color: var(--text-light);
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-light-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-badges span {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-tag);
  padding: 6px 20px;
  letter-spacing: 0.04em;
}

/* 优势速览条 */
.stats-bar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
}

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

.stat-item {
  text-align: center;
  padding: 36px 16px;
  position: relative;
}

.stat-item + .stat-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 32px;
  bottom: 32px;
  width: 1px;
  background: var(--border);
}

.stat-item strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 40px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 6px;
}

.stat-item span {
  font-size: 14px;
  color: var(--text-secondary);
}

/* 优惠阶梯 */
.tiers-section {
  padding: var(--spacing-section) 0;
  background: var(--bg);
}

.tier-row {
  display: flex;
  align-items: flex-start;
  gap: 24px;
}

.tier-card {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  position: relative;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.tier-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}

.tier-card:nth-child(1) {
  min-height: 340px;
}

.tier-card:nth-child(2) {
  min-height: 400px;
}

.tier-card:nth-child(3) {
  min-height: 460px;
}

.tier-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--accent);
  color: var(--primary-dark);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-tag);
  letter-spacing: 0.05em;
}

.tier-name {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.tier-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

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

.tier-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--text);
}

.tier-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* 套餐对比 */
.compare-section {
  padding: var(--spacing-section) 0;
  background: var(--bg-white);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-white);
}

.compare-head,
.compare-cell {
  padding: 20px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.compare-head:not(:first-child) {
  border-left: 1px solid var(--border);
}

.compare-cell:not(:first-child) {
  border-left: 1px solid var(--border);
}

.compare-head {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  color: var(--primary);
  background: var(--bg-cream);
  border-bottom: 2px solid var(--border);
}

.compare-col-label {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  background: var(--bg-cream);
}

.compare-col.highlight-col {
  background: var(--primary);
  color: var(--text-light);
  border-left: 2px solid var(--accent);
}

.compare-cell.highlight-col {
  background: var(--primary);
  color: var(--text-light);
}

.compare-cell.highlight-col .check-item,
.compare-cell.highlight-col .minus-item {
  color: var(--text-light);
}

.compare-cell:last-child {
  border-bottom: none;
}

.compare-head.highlight-col {
  background: var(--primary-dark);
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.check-item,
.minus-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text);
}

.check-item .icon {
  color: var(--success, #2F7D5D);
  font-weight: 700;
}

.minus-item .icon {
  color: var(--text-muted);
}

.compare-cta-row {
  grid-column: 1 / -1;
  background: var(--bg-cream);
  padding: 28px 32px;
  text-align: center;
  border-top: 1px solid var(--border);
}

/* 限时入口 */
.time-limited-section {
  padding: 72px 0;
  background: linear-gradient(rgba(9,42,38,0.9), rgba(14,59,54,0.88)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: var(--text-light);
}

.time-limited-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.countdown-area h3 {
  font-size: 28px;
  color: var(--text-light);
  margin-bottom: 8px;
}

.countdown-area p {
  color: var(--text-light-secondary);
  margin-bottom: 32px;
}

.countdown-row {
  display: flex;
  gap: 16px;
}

.digit-box {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  width: 88px;
  height: 96px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.digit-box strong {
  font-family: var(--font-sans);
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.digit-box span {
  font-size: 13px;
  color: var(--text-light-secondary);
}

.time-benefits h4 {
  font-size: 24px;
  color: var(--text-light);
  margin-bottom: 20px;
}

.time-benefits ul {
  margin-bottom: 32px;
}

.time-benefits li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  color: var(--text-light-secondary);
  font-size: 15px;
}

.time-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

/* 最新资讯 */
.news-section {
  padding: var(--spacing-section) 0;
  background: var(--bg);
}

.info-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
}

.featured-card {
  display: block;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  height: 100%;
}

.featured-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}

.featured-img {
  height: 280px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.featured-card:hover .featured-img {
  transform: scale(1.01);
}

.featured-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-body {
  padding: 28px 30px;
}

.featured-body .tag {
  margin-bottom: 12px;
}

.featured-body h3 {
  font-size: 22px;
  line-height: 1.4;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.featured-body p {
  color: var(--text-secondary);
  font-size: 15px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}

.featured-body time {
  font-size: 13px;
  color: var(--text-muted);
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.info-list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all 0.25s ease;
}

.info-list-item:hover {
  background: var(--primary-light);
  border-color: var(--accent);
}

.info-thumb {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}

.info-content {
  flex: 1;
  min-width: 0;
}

.info-content strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.info-content time {
  font-size: 13px;
  color: var(--text-muted);
}

.info-content .info-cat {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 4px;
  display: block;
}

.info-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-white);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  font-size: 15px;
}

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

.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-cream);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow 0.25s ease;
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 22px;
  color: var(--accent);
  font-weight: 400;
  transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px 22px;
  border-left: 4px solid var(--primary);
  margin: 0 24px 22px;
}

.faq-answer p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
}

/* 咨询表单 */
.contact-section {
  padding: var(--spacing-section) 0;
  background: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form-wrap {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-form-wrap h3 {
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 6px;
}

.contact-form-wrap > p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 28px;
}

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

.form-group label {
  display: block;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}

.form-group label .req {
  color: #C05A3C;
  margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text);
  background: var(--bg-cream);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group textarea {
  height: 120px;
  resize: vertical;
  line-height: 1.6;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(194,162,91,0.2);
  background: var(--bg-white);
}

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

.form-tip {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 12px;
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(47,125,93,0.1);
  border: 1px solid rgba(47,125,93,0.3);
  border-radius: 8px;
  color: #2F7D5D;
  font-size: 14px;
  font-family: var(--font-sans);
}

.contact-info-card {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 40px;
  color: var(--text-light);
  position: relative;
  overflow: hidden;
}

.contact-info-card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 160px;
  height: 160px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50%;
}

.contact-info-card h4 {
  font-size: 20px;
  color: var(--text-light);
  margin-bottom: 24px;
}

.contact-info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 16px;
  flex-shrink: 0;
}

.contact-info-text strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
}

.contact-info-text span {
  font-size: 14px;
  color: var(--text-light-secondary);
}

.qr-placeholder {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.qr-box {
  width: 88px;
  height: 88px;
  background: var(--bg-white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 11px;
  text-align: center;
  padding: 6px;
  cursor: default;
}

.qr-tip {
  font-size: 13px;
  color: var(--text-light-secondary);
  line-height: 1.5;
}

/* Footer */
.site-footer {
  background: #121A19;
  color: var(--text-light-secondary);
  padding-top: 64px;
  border-top: 3px solid var(--accent);
}

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

.footer-brand {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-light-secondary);
  margin-bottom: 20px;
}

.footer-col h5 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 18px;
}

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

.footer-col ul li a {
  color: var(--text-light-secondary);
  font-size: 14px;
  transition: color 0.2s ease;
}

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

.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 12px;
  font-size: 14px;
}

.footer-contact .icon {
  color: var(--accent);
  flex-shrink: 0;
}

.newsletter-form {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.newsletter-form input {
  flex: 1;
  height: 40px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--text-light);
}

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

.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.newsletter-form button {
  height: 40px;
  padding: 0 20px;
  background: var(--accent);
  color: var(--primary-dark);
  border: none;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
}

.newsletter-form button:hover {
  background: var(--accent-hover);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* 响应式 */
@media (max-width: 1199px) {
  .stats-inner {
    grid-template-columns: repeat(4, 1fr);
  }
  .tier-row {
    gap: 16px;
  }
  .tier-card {
    padding: 28px 22px;
  }
}

@media (max-width: 991px) {
  .nav-toggle {
    display: block;
  }
  .main-nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    border-bottom: 1px solid var(--border);
  }
  .main-nav.open {
    max-height: 520px;
    overflow-y: auto;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px;
    gap: 2px;
  }
  .nav-list > li > a {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 16px;
  }
  .mega-panel {
    position: static;
    transform: none;
    width: 100%;
    box-shadow: none;
    border: none;
    padding: 8px 0 8px 16px;
    display: none;
  }
  .has-mega:hover .mega-panel,
  .has-mega:focus-within .mega-panel {
    display: block;
  }
  .mega-panel::before {
    display: none;
  }
  .mega-panel {
    grid-template-columns: 1fr !important;
  }
  .hero h1 {
    font-size: 34px;
  }
  .time-limited-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 767px) {
  :root {
    --spacing-section: 60px;
  }
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .hero {
    min-height: 72vh;
    padding-top: 100px;
  }
  .hero h1 {
    font-size: 28px;
  }
  .hero-sub {
    font-size: 16px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .stats-inner {
    grid-template-columns: 1fr 1fr;
  }
  .stat-item + .stat-item::before {
    display: none;
  }
  .tier-row {
    flex-direction: column;
  }
  .tier-card {
    width: 100%;
  }
  .tier-card:nth-child(1),
  .tier-card:nth-child(2),
  .tier-card:nth-child(3) {
    min-height: 0;
  }
  .compare-grid {
    grid-template-columns: 1fr 1fr;
  }
  .compare-head:nth-child(3) {
    border-left: none;
  }
  .compare-head:nth-child(4) {
    border-left: 1px solid var(--border);
    border-top: 1px solid var(--border);
  }
  .compare-cell:nth-child(4) {
    border-left: 1px solid var(--border);
    border-top: 1px solid var(--border);
  }
  .compare-cell:nth-child(2) {
    border-left: 1px solid var(--border);
  }
  .compare-cell:nth-child(3) {
    border-left: 1px solid var(--border);
    border-top: 1px solid var(--border);
  }
  .compare-cta-row {
    grid-column: 1 / -1;
    padding: 20px 16px;
  }
  .countdown-row {
    gap: 10px;
  }
  .digit-box {
    width: 72px;
    height: 84px;
  }
  .digit-box strong {
    font-size: 28px;
  }
  .info-grid {
    grid-template-columns: 1fr;
  }
  .featured-img {
    height: 200px;
  }
  .contact-form-wrap {
    padding: 24px 20px;
  }
  .form-group input, .form-group select, .form-group textarea {
    height: 42px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    font-size: 12px;
  }
}

@media (max-width: 520px) {
  .section-head h2 {
    font-size: 26px;
  }
  .hero h1 {
    font-size: 24px;
  }
  .hero-badges span {
    font-size: 12px;
    padding: 5px 14px;
  }
  .stat-item strong {
    font-size: 30px;
  }
  .stat-item span {
    font-size: 12px;
  }
  .featured-body {
    padding: 20px;
  }
  .featured-body h3 {
    font-size: 18px;
  }
  .info-list-item {
    padding: 10px;
    gap: 12px;
  }
  .info-thumb {
    width: 64px;
    height: 64px;
  }
  .countdown-area h3 {
    font-size: 22px;
  }
  .time-benefits h4 {
    font-size: 20px;
  }
}

/* roulang page: category1 */
:root{
  --primary:#0E3B36;
  --primary-dark:#092A26;
  --primary-light:#1A4F49;
  --accent:#C2A25B;
  --accent-hover:#D4B878;
  --bg:#F5F3EE;
  --bg-white:#FFFFFF;
  --bg-cream:#FBF9F4;
  --text:#2B2B2B;
  --text-secondary:#6B6B6B;
  --text-muted:#9A9A9A;
  --border:#E5E0D6;
  --border-dark:rgba(255,255,255,0.14);
  --success:#2F7D5D;
  --warning:#C05A3C;
  --info:#4A6B8A;
  --error:#B23A3A;
  --radius-card:12px;
  --radius-btn:6px;
  --radius-input:8px;
  --radius-tag:999px;
  --shadow-sm:0 1px 3px rgba(0,0,0,0.04);
  --shadow-card:0 8px 24px rgba(14,59,54,0.10);
  --shadow-nav:0 4px 20px rgba(14,59,54,0.08);
  --transition:0.25s ease;
  --container-width:1200px;
  --font-main:'Noto Sans SC','Source Han Sans SC','Microsoft YaHei','PingFang SC',sans-serif;
  --font-serif:'Noto Serif SC','Source Han Serif SC','SimSun',serif;
}
*,*::before,*::after{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
html{
  scroll-behavior:smooth;
}
body{
  font-family:var(--font-main);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{
  color:inherit;
  text-decoration:none;
  transition:color var(--transition);
}
img{
  max-width:100%;
  display:block;
}
ul,ol{
  list-style:none;
}
button,input,textarea,select{
  font-family:inherit;
  font-size:inherit;
  border:none;
  outline:none;
}
button{
  cursor:pointer;
  background:none;
}
.container{
  max-width:var(--container-width);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section-head{
  text-align:center;
  max-width:720px;
  margin:0 auto 48px;
}
.section-kicker{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--accent);
  background:rgba(194,162,91,0.12);
  padding:4px 14px;
  border-radius:var(--radius-tag);
  margin-bottom:14px;
}
.section-head h2{
  font-size:32px;
  font-weight:700;
  line-height:1.3;
  color:var(--primary);
  margin-bottom:12px;
}
.section-head p{
  font-size:16px;
  color:var(--text-secondary);
  line-height:1.8;
}
.section-head.light h2{
  color:#fff;
}
.section-head.light p{
  color:rgba(255,255,255,0.72);
}
/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:16px;
  font-weight:600;
  padding:14px 32px;
  border-radius:var(--radius-btn);
  transition:all var(--transition);
  text-align:center;
  line-height:1.4;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
}
.btn-primary:hover{
  background:var(--primary-dark);
  transform:translateY(-1px);
  box-shadow:var(--shadow-card);
}
.btn-accent{
  background:var(--accent);
  color:#fff;
}
.btn-accent:hover{
  background:var(--accent-hover);
  transform:translateY(-1px);
  box-shadow:var(--shadow-card);
}
.btn-outline-light{
  border:1px solid rgba(255,255,255,0.65);
  color:#fff;
  background:transparent;
}
.btn-outline-light:hover{
  background:rgba(255,255,255,0.12);
  border-color:#fff;
}
.text-link{
  display:inline-block;
  font-weight:600;
  color:var(--primary);
  transition:all var(--transition);
}
.text-link:hover{
  color:var(--accent);
}
.text-link::after{
  content:'→';
  margin-left:4px;
  display:inline-block;
  transition:transform var(--transition);
}
.text-link:hover::after{
  transform:translateX(4px);
}
/* ===== Header / Nav ===== */
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  background:rgba(255,255,255,0.97);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  box-shadow:var(--shadow-nav);
  height:72px;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-icon{
  font-size:24px;
  color:var(--accent);
  line-height:1;
}
.brand-text{
  font-size:22px;
  font-weight:700;
  color:var(--primary);
  letter-spacing:.02em;
}
.main-nav{
  display:flex;
  align-items:center;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-list > li{
  position:relative;
}
.nav-list > li > a{
  display:block;
  padding:10px 18px;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  border-radius:var(--radius-btn);
  transition:all var(--transition);
}
.nav-list > li > a:hover{
  color:var(--primary);
  background:var(--bg-cream);
}
.nav-list > li > a.active{
  color:var(--primary);
  background:rgba(14,59,54,0.08);
  font-weight:700;
}
.has-mega{
  position:relative;
}
.has-mega > a.mega-trigger{
  display:flex;
  align-items:center;
  gap:6px;
}
.has-mega > a.mega-trigger::after{
  content:'▾';
  font-size:12px;
  color:var(--text-muted);
}
.mega-panel{
  position:absolute;
  top:100%;
  right:-20px;
  width:720px;
  background:#fff;
  border-radius:12px;
  box-shadow:0 16px 48px rgba(14,59,54,0.14);
  border:1px solid var(--border);
  display:flex;
  gap:28px;
  padding:28px;
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:all 0.3s ease;
  z-index:1200;
}
.has-mega:hover .mega-panel,
.has-mega:focus-within .mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.mega-panel::before{
  content:'';
  position:absolute;
  top:-8px;
  right:96px;
  width:16px;
  height:16px;
  background:#fff;
  transform:rotate(45deg);
  border-left:1px solid var(--border);
  border-top:1px solid var(--border);
}
.mega-col{
  flex:1;
  min-width:0;
}
.mega-col h4{
  font-size:13px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--text-muted);
  margin-bottom:14px;
}
.mega-col .drop-item{
  display:block;
  padding:10px 12px;
  border-radius:8px;
  transition:background var(--transition);
  margin-bottom:6px;
}
.mega-col .drop-item:hover{
  background:var(--bg-cream);
}
.mega-col .drop-item strong{
  display:block;
  font-size:15px;
  font-weight:600;
  color:var(--text);
}
.mega-col .drop-item span{
  display:block;
  font-size:13px;
  color:var(--text-muted);
  line-height:1.5;
}
.mega-col .drop-post{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 12px;
  border-radius:8px;
  transition:background var(--transition);
  margin-bottom:6px;
}
.mega-col .drop-post:hover{
  background:var(--bg-cream);
}
.mega-col .drop-post .thumb{
  width:64px;
  height:48px;
  border-radius:6px;
  background-size:cover;
  background-position:center;
  flex-shrink:0;
}
.mega-col .drop-post strong{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.mega-col .drop-post time{
  font-size:12px;
  color:var(--text-muted);
}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:6px;
  width:44px;
  height:44px;
  padding:10px;
  background:transparent!important;
}
.nav-toggle span{
  display:block;
  height:2px;
  width:100%;
  background:var(--primary);
  border-radius:2px;
  transition:all 0.3s ease;
}
.nav-toggle.open span:nth-child(1){
  transform:translateY(8px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2){
  opacity:0;
}
.nav-toggle.open span:nth-child(3){
  transform:translateY(-8px) rotate(-45deg);
}
/* ===== Page Hero ===== */
.page-hero{
  position:relative;
  min-height:440px;
  background:var(--primary);
  display:flex;
  align-items:center;
  padding:130px 0 80px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  top:0;left:0;right:0;bottom:0;
  background-size:cover;
  background-position:center;
  opacity:0.35;
}
.hero-overlay{
  position:absolute;
  top:0;left:0;right:0;bottom:0;
  background:linear-gradient(100deg,rgba(14,59,54,0.97) 0%,rgba(14,59,54,0.75) 65%,rgba(14,59,54,0.45) 100%);
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:720px;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--accent);
  border:1px solid rgba(194,162,91,0.5);
  padding:4px 16px;
  border-radius:999px;
  margin-bottom:20px;
  letter-spacing:.04em;
}
.hero-tag::before{
  content:'';
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
}
.page-hero h1{
  font-size:44px;
  font-weight:700;
  line-height:1.2;
  color:#fff;
  margin-bottom:20px;
  letter-spacing:.02em;
}
.page-hero .hero-sub{
  font-size:17px;
  line-height:1.8;
  color:rgba(255,255,255,0.82);
  margin-bottom:36px;
  max-width:580px;
}
.hero-actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.hero-metrics{
  margin-top:48px;
  display:flex;
  gap:40px;
  flex-wrap:wrap;
}
.hero-metrics .metric{
  display:flex;
  align-items:center;
  gap:10px;
}
.hero-metrics .metric-num{
  font-size:30px;
  font-weight:700;
  color:#fff;
  line-height:1;
}
.hero-metrics .metric-label{
  font-size:13px;
  color:rgba(255,255,255,0.6);
  max-width:80px;
  line-height:1.4;
}
.hero-metrics .divider{
  width:1px;
  height:36px;
  background:var(--border-dark);
}
/* ===== Service Section ===== */
.service-section{
  padding:96px 0 80px;
  background:var(--bg-white);
}
.service-grid{
  display:grid;
  grid-template-columns:1.2fr 0.8fr;
  gap:32px;
  align-items:stretch;
}
.service-main-card{
  background:var(--bg-cream);
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--border);
  transition:box-shadow var(--transition);
}
.service-main-card:hover{
  box-shadow:var(--shadow-card);
}
.card-image{
  overflow:hidden;
  height:260px;
}
.card-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 0.45s ease;
}
.service-main-card:hover .card-image img{
  transform:scale(1.03);
}
.card-body{
  padding:32px;
}
.card-body h3{
  font-size:22px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:10px;
}
.card-body > p{
  color:var(--text-secondary);
  font-size:15px;
  margin-bottom:16px;
}
.card-body ul{
  margin-bottom:20px;
}
.card-body ul li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  color:var(--text);
  line-height:1.8;
}
.card-body ul li::before{
  content:'';
  position:absolute;
  left:2px;
  top:12px;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--accent);
}
.service-list{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.list-item{
  background:var(--bg-white);
  border:1px solid var(--border);
  border-radius:12px;
  padding:24px;
  display:flex;
  gap:18px;
  align-items:flex-start;
  transition:all var(--transition);
}
.list-item:hover{
  border-color:var(--accent);
  box-shadow:var(--shadow-card);
  transform:translateY(-2px);
}
.item-icon{
  font-size:24px;
  font-weight:700;
  color:var(--accent);
  font-family:var(--font-serif);
  line-height:1.2;
  min-width:40px;
}
.list-item h3{
  font-size:17px;
  font-weight:600;
  color:var(--text);
  margin-bottom:4px;
}
.list-item p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
}
/* ===== Scenario ===== */
.scenario-section{
  padding:90px 0 80px;
  background:var(--bg);
}
.scenario-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  max-width:960px;
  margin:0 auto;
}
.scenario-card{
  background:var(--bg-white);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:32px;
  position:relative;
  transition:all var(--transition);
  overflow:hidden;
}
.scenario-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:4px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  opacity:0;
  transition:opacity var(--transition);
}
.scenario-card:hover{
  box-shadow:var(--shadow-card);
  border-color:var(--accent);
}
.scenario-card:hover::before{
  opacity:1;
}
.scenario-icon{
  width:52px;
  height:52px;
  border-radius:12px;
  background:rgba(14,59,54,0.08);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  color:var(--primary);
  margin-bottom:20px;
}
.scenario-card h3{
  font-size:19px;
  font-weight:600;
  color:var(--text);
  margin-bottom:10px;
}
.scenario-card p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
}
/* ===== Process ===== */
.process-section{
  padding:90px 0 80px;
  background:var(--primary);
  position:relative;
  overflow:hidden;
}
.process-section::before{
  content:'';
  position:absolute;
  top:-120px;
  right:-120px;
  width:400px;
  height:400px;
  border-radius:50%;
  border:1px solid rgba(194,162,91,0.18);
}
.process-section::after{
  content:'';
  position:absolute;
  bottom:-80px;
  left:-80px;
  width:280px;
  height:280px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,0.08);
}
.process-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.process-step{
  background:rgba(255,255,255,0.06);
  border:1px solid var(--border-dark);
  border-radius:16px;
  padding:32px 24px;
  transition:all var(--transition);
  position:relative;
}
.process-step:hover{
  background:rgba(255,255,255,0.10);
  border-color:rgba(194,162,91,0.4);
  transform:translateY(-4px);
}
.step-num{
  font-size:32px;
  font-weight:700;
  color:var(--accent);
  font-family:var(--font-serif);
  line-height:1.2;
  display:block;
  margin-bottom:16px;
}
.process-step h3{
  font-size:17px;
  font-weight:600;
  color:#fff;
  margin-bottom:10px;
}
.process-step p{
  font-size:14px;
  color:rgba(255,255,255,0.7);
  line-height:1.7;
}
/* ===== FAQ ===== */
.faq-section{
  padding:90px 0 80px;
  background:var(--bg-white);
}
.faq-list{
  max-width:840px;
  margin:0 auto;
}
.faq-item{
  border:1px solid var(--border);
  border-radius:12px;
  background:var(--bg-cream);
  margin-bottom:16px;
  overflow:hidden;
  transition:border-color var(--transition);
}
.faq-item:hover{
  border-color:var(--accent);
}
.faq-question{
  display:flex;
  justify-content:space-between;
  align-items:center;
  width:100%;
  padding:22px 28px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  text-align:left;
  background:transparent;
  transition:background var(--transition);
}
.faq-question:hover{
  background:rgba(14,59,54,0.03);
}
.faq-question::after{
  content:'+';
  font-size:22px;
  font-weight:400;
  color:var(--accent);
  transition:transform var(--transition);
}
.faq-item.active .faq-question::after{
  content:'−';
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height 0.4s ease;
  padding:0 28px;
}
.faq-item.active .faq-answer{
  max-height:300px;
  padding:0 28px 22px;
}
.faq-answer p{
  font-size:15px;
  color:var(--text-secondary);
  line-height:1.8;
  padding-left:12px;
  border-left:4px solid var(--accent);
}
/* ===== CTA Section ===== */
.cta-section{
  padding:80px 0;
  background:var(--bg);
}
.cta-box{
  background:var(--primary);
  border-radius:20px;
  padding:64px 48px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:32px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-box::before{
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--accent),transparent);
}
.cta-content h2{
  font-size:28px;
  font-weight:700;
  color:#fff;
  margin-bottom:12px;
}
.cta-content p{
  font-size:15px;
  color:rgba(255,255,255,0.75);
  max-width:560px;
}
/* ===== Footer ===== */
.site-footer{
  background:#121A19;
  padding-top:64px;
  color:#C8CCC9;
}
.site-footer .container{
  max-width:1200px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr 1.2fr;
  gap:40px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.footer-brand .brand-icon{
  font-size:22px;
  color:var(--accent);
}
.footer-brand span:last-child{
  font-size:20px;
  font-weight:700;
  color:#fff;
}
.footer-desc{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,0.55);
  max-width:300px;
}
.footer-col h5{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul li a{
  font-size:14px;
  color:rgba(255,255,255,0.6);
  transition:color var(--transition);
}
.footer-col ul li a:hover{
  color:var(--accent);
}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,0.6);
}
.footer-contact .icon{
  color:var(--accent);
  font-size:14px;
}
.newsletter-form{
  display:flex;
  gap:8px;
  margin-top:12px;
}
.newsletter-form input{
  flex:1;
  height:44px;
  padding:0 14px;
  border-radius:var(--radius-input);
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.12);
  color:#fff;
  font-size:14px;
}
.newsletter-form input::placeholder{
  color:rgba(255,255,255,0.4);
}
.newsletter-form input:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(194,162,91,0.2);
}
.newsletter-form button{
  height:44px;
  padding:0 20px;
  border-radius:var(--radius-btn);
  background:var(--accent);
  color:#fff;
  font-size:14px;
  font-weight:600;
  transition:background var(--transition);
  white-space:nowrap;
}
.newsletter-form button:hover{
  background:var(--accent-hover);
}
.footer-bottom{
  padding:24px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,0.35);
}
.footer-bottom p{
  margin:0;
}
/* ===== Responsive ===== */
@media(max-width:1199px){
  .service-grid{
    grid-template-columns:1fr;
  }
  .process-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .footer-grid{
    grid-template-columns:repeat(2,1fr);
    gap:32px;
  }
}
@media(max-width:991px){
  .site-header{
    height:64px;
  }
  .header-inner{
    height:64px;
  }
  .brand-text{
    font-size:18px;
  }
  .nav-toggle{
    display:flex;
  }
  .main-nav{
    position:fixed;
    top:64px;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--border);
    box-shadow:0 12px 32px rgba(0,0,0,0.08);
    max-height:0;
    overflow:hidden;
    transition:max-height 0.4s ease;
    display:block;
  }
  .main-nav.open{
    max-height:560px;
    overflow-y:auto;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    padding:16px 24px;
    gap:0;
  }
  .nav-list > li > a{
    padding:14px 12px;
    border-radius:8px;
  }
  .has-mega > a.mega-trigger::after{
    margin-left:auto;
  }
  .mega-panel{
    position:static;
    width:100%;
    opacity:1;
    visibility:visible;
    transform:none;
    box-shadow:none;
    border:1px solid var(--border);
    border-radius:8px;
    padding:16px;
    flex-direction:column;
    gap:16px;
    display:none;
    margin:8px 0;
  }
  .mega-panel::before{
    display:none;
  }
  .has-mega.open .mega-panel{
    display:flex;
  }
  .page-hero{
    min-height:400px;
    padding:110px 0 60px;
  }
  .page-hero h1{
    font-size:32px;
  }
  .scenario-grid{
    grid-template-columns:1fr;
    max-width:560px;
  }
  .cta-box{
    padding:40px 24px;
    flex-direction:column;
    text-align:center;
    align-items:center;
  }
}
@media(max-width:767px){
  .container{
    padding-left:16px;
    padding-right:16px;
  }
  .section-head{
    margin-bottom:36px;
  }
  .section-head h2{
    font-size:26px;
  }
  .page-hero .hero-actions{
    flex-direction:column;
    width:100%;
  }
  .page-hero .btn{
    width:100%;
  }
  .hero-metrics{
    gap:20px;
    justify-content:space-between;
  }
  .hero-metrics .metric{
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
  }
  .hero-metrics .divider{
    display:none;
  }
  .card-body{
    padding:24px;
  }
  .process-grid{
    grid-template-columns:1fr;
    gap:16px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:28px;
  }
  .faq-question{
    padding:18px 20px;
    font-size:15px;
    line-height:1.5;
  }
  .faq-answer{
    padding:0 20px;
  }
  .faq-item.active .faq-answer{
    padding:0 20px 18px;
  }
  .cta-box{
    padding:36px 20px;
  }
  .cta-content h2{
    font-size:22px;
  }
  .newsletter-form{
    flex-direction:column;
  }
  .newsletter-form button{
    width:100%;
  }
}
@media(max-width:520px){
  .brand-icon{
    font-size:20px;
  }
  .brand-text{
    font-size:17px;
  }
  .page-hero h1{
    font-size:28px;
  }
  .hero-metrics .metric-num{
    font-size:24px;
  }
  .list-item{
    padding:18px;
    gap:12px;
  }
  .item-icon{
    min-width:32px;
    font-size:20px;
  }
  .service-grid{
    gap:20px;
  }
  .scenario-card{
    padding:24px;
  }
}
/* ===== Focus Accessibility ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible{
  outline:3px solid rgba(194,162,91,0.5);
  outline-offset:2px;
}

/* roulang page: article */
:root{
  --primary:#0E3B36;
  --primary-dark:#092A26;
  --primary-light:#E8F0ED;
  --accent:#C2A25B;
  --accent-light:#D4B878;
  --bg:#F5F3EE;
  --bg-white:#FFFFFF;
  --bg-cream:#FBF9F4;
  --text:#2B2B2B;
  --text-secondary:#6B6B6B;
  --text-muted:#9A9A9A;
  --text-invert:#FFFFFF;
  --border:#E5E0D6;
  --border-dark:rgba(255,255,255,0.14);
  --radius-card:12px;
  --radius-btn:6px;
  --radius-input:8px;
  --radius-tag:999px;
  --shadow-card:0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover:0 8px 24px rgba(14,59,54,0.10);
  --font-sans:"Noto Sans SC","Microsoft YaHei","PingFang SC",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","SimSun",serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background-color:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea,select{font-family:inherit;}
.container{
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  transition:all .25s ease;
}
.btn-primary{
  background:var(--primary);
  color:var(--text-invert);
}
.btn-primary:hover{
  background:var(--primary-dark);
  transform:translateY(-1px);
  box-shadow:0 6px 20px rgba(14,59,54,.22);
}
.btn-outline{
  border:1px solid var(--accent);
  color:var(--accent);
  background:transparent;
}
.btn-outline:hover{
  background:var(--accent);
  color:#fff;
}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(14,59,54,.96);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-dark);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
}
.brand-icon{
  color:var(--accent);
  font-size:22px;
  line-height:1;
}
.brand-text{
  color:var(--accent);
  font-size:22px;
  font-weight:700;
  letter-spacing:1px;
}
.main-nav{
  display:flex;
  align-items:center;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-list>li>a{
  display:block;
  padding:10px 16px;
  color:rgba(255,255,255,.86);
  font-size:15px;
  font-weight:500;
  border-radius:6px;
  transition:all .2s ease;
}
.nav-list>li>a:hover{
  color:var(--accent-light);
  background:rgba(255,255,255,.06);
}
.nav-list>li>a.active{
  color:var(--accent-light);
  background:rgba(255,255,255,.08);
}
.nav-cta{
  margin-left:12px;
  padding:8px 20px !important;
  border:1px solid rgba(255,255,255,.35) !important;
  border-radius:999px !important;
  font-size:14px !important;
}
.nav-cta:hover{
  background:var(--accent) !important;
  border-color:var(--accent) !important;
  color:#fff !important;
}

/* Mega Menu */
.has-mega{
  position:relative;
}
.mega-panel{
  position:absolute;
  top:calc(100% + 10px);
  left:50%;
  transform:translateX(-50%) translateY(4px);
  width:720px;
  background:#fff;
  border-radius:12px;
  box-shadow:0 16px 48px rgba(14,59,54,.18);
  padding:28px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  opacity:0;
  visibility:hidden;
  transition:all .25s ease;
  z-index:99;
}
.has-mega:hover .mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateX(-50%) translateY(0);
}
.mega-panel::before{
  content:'';
  position:absolute;
  top:-6px;
  left:50%;
  transform:translateX(-50%) rotate(45deg);
  width:12px;
  height:12px;
  background:#fff;
  border-radius:2px;
}
.mega-col h4{
  font-size:13px;
  color:var(--text-muted);
  margin-bottom:12px;
  letter-spacing:1px;
}
.drop-item{
  display:block;
  padding:10px 12px;
  border-radius:8px;
  transition:all .2s ease;
}
.drop-item strong{
  display:block;
  color:var(--text);
  font-size:14px;
  margin-bottom:2px;
}
.drop-item span{
  color:var(--text-muted);
  font-size:13px;
}
.drop-item:hover{
  background:var(--primary-light);
}
.drop-post{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px;
  border-radius:8px;
  transition:all .2s ease;
}
.drop-post .thumb{
  width:64px;
  height:48px;
  border-radius:6px;
  background-size:cover;
  background-position:center;
  flex-shrink:0;
}
.drop-post strong{
  display:block;
  font-size:13px;
  color:var(--text);
  line-height:1.4;
  margin-bottom:2px;
}
.drop-post time{
  font-size:12px;
  color:var(--text-muted);
}
.drop-post:hover{
  background:var(--primary-light);
}
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  padding:10px;
  z-index:102;
}
.nav-toggle span{
  width:24px;
  height:2px;
  background:#fff;
  border-radius:2px;
  transition:all .3s ease;
}
.nav-toggle.open span:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2){
  opacity:0;
}
.nav-toggle.open span:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

/* ===== Breadcrumb ===== */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:28px 0 20px;
  font-size:14px;
  color:var(--text-muted);
}
.breadcrumb a{
  color:var(--primary);
  transition:color .2s ease;
}
.breadcrumb a:hover{
  color:var(--accent);
}
.breadcrumb .sep{
  color:#C5BFB4;
}
.breadcrumb .current{
  color:var(--text);
  font-weight:500;
}

/* ===== Article Page ===== */
.article-page{
  padding-bottom:80px;
}
.article-card{
  background:var(--bg-white);
  border:1px solid var(--border);
  border-radius:16px;
  box-shadow:var(--shadow-card);
  padding:48px 56px;
}
.article-header{
  margin-bottom:28px;
}
.article-title{
  font-size:34px;
  font-weight:700;
  line-height:1.3;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.5px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px;
  font-size:14px;
  color:var(--text-muted);
}
.meta-category{
  background:var(--primary-light);
  color:var(--primary) !important;
  padding:4px 12px;
  border-radius:999px;
  font-weight:500;
}
.meta-category:hover{
  background:var(--primary);
  color:#fff !important;
}
.meta-time{
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.meta-views{
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.article-divider{
  border:none;
  border-top:1px solid var(--border);
  margin:28px 0 32px;
}

/* ===== Body Typography ===== */
.article-body{
  font-family:var(--font-serif);
  font-size:17px;
  line-height:1.9;
  color:#333;
}
.article-body p{
  margin-bottom:18px;
  text-align:justify;
}
.article-body h2{
  font-family:var(--font-sans);
  font-size:24px;
  font-weight:700;
  color:var(--text);
  margin:36px 0 16px;
  padding-left:14px;
  border-left:4px solid var(--accent);
}
.article-body h3{
  font-family:var(--font-sans);
  font-size:20px;
  font-weight:600;
  color:var(--text);
  margin:28px 0 12px;
}
.article-body h4{
  font-family:var(--font-sans);
  font-size:17px;
  font-weight:600;
  color:var(--text);
  margin:22px 0 10px;
}
.article-body ul{
  margin:0 0 18px;
  padding:0;
}
.article-body ul li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
}
.article-body ul li::before{
  content:'';
  position:absolute;
  left:4px;
  top:13px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent);
}
.article-body ol{
  margin:0 0 18px;
  padding-left:22px;
  list-style:decimal;
}
.article-body ol li{
  margin-bottom:8px;
}
.article-body blockquote{
  background:var(--bg-cream);
  border-left:4px solid var(--accent);
  padding:16px 24px;
  margin:24px 0;
  border-radius:0 8px 8px 0;
  color:var(--text-secondary);
  font-size:16px;
}
.article-body img{
  max-width:100%;
  border-radius:12px;
  margin:24px 0;
}
.article-body a{
  color:var(--primary);
  text-decoration:underline;
  text-underline-offset:3px;
  transition:color .2s ease;
}
.article-body a:hover{
  color:var(--accent);
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:15px;
  font-family:var(--font-sans);
}
.article-body table th,
.article-body table td{
  border:1px solid var(--border);
  padding:10px 14px;
  text-align:left;
}
.article-body table th{
  background:var(--bg-cream);
  font-weight:600;
}

/* ===== Article Footer ===== */
.article-footer{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:40px;
  padding-top:28px;
  border-top:1px solid var(--border);
}
.article-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.tag{
  display:inline-block;
  padding:5px 14px;
  border-radius:999px;
  background:var(--bg);
  border:1px solid var(--border);
  font-size:13px;
  color:var(--text-secondary);
  transition:all .2s ease;
}
.tag:hover{
  border-color:var(--accent);
  color:var(--primary);
}
.article-share{
  display:flex;
  align-items:center;
  gap:8px;
}
.share-label{
  font-size:13px;
  color:var(--text-muted);
  margin-right:4px;
}
.share-btn{
  width:36px;
  height:36px;
  border-radius:50%;
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-secondary);
  font-size:15px;
  transition:all .2s ease;
}
.share-btn:hover{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
  transform:translateY(-2px);
}

/* ===== Related ===== */
.related-posts{
  margin-top:48px;
}
.related-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:24px;
}
.related-title{
  font-size:24px;
  font-weight:700;
  color:var(--text);
}
.related-more{
  font-size:14px;
  color:var(--primary);
  font-weight:500;
  transition:color .2s ease;
}
.related-more:hover{
  color:var(--accent);
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.related-card{
  background:var(--bg-white);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:all .25s ease;
  display:block;
}
.related-card:hover{
  border-color:var(--accent);
  box-shadow:var(--shadow-hover);
  transform:translateY(-3px);
}
.related-card .thumb{
  height:140px;
  background-size:cover;
  background-position:center;
  transition:transform .4s ease;
}
.related-card:hover .thumb{
  transform:scale(1.03);
}
.related-info{
  padding:16px 20px;
}
.related-info h3{
  font-size:15px;
  font-weight:600;
  color:var(--text);
  line-height:1.5;
  margin-bottom:8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-info time{
  font-size:13px;
  color:var(--text-muted);
  display:flex;
  align-items:center;
  gap:4px;
}

/* ===== Back Links ===== */
.article-back{
  margin-top:32px;
  display:flex;
  gap:24px;
  padding:20px 0;
  border-top:1px solid var(--border);
}
.article-back a{
  color:var(--primary);
  font-weight:500;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:color .2s ease;
}
.article-back a:hover{
  color:var(--accent);
}
.article-back .arrow{
  font-size:16px;
  transition:transform .2s ease;
}
.article-back a:hover .arrow{
  transform:translateX(4px);
}

/* ===== Not Found ===== */
.not-found{
  padding:100px 24px;
  text-align:center;
  max-width:560px;
  margin:0 auto;
}
.not-found-icon{
  font-size:56px;
  color:var(--accent);
  margin-bottom:20px;
  line-height:1;
}
.not-found h1{
  font-size:32px;
  font-weight:700;
  margin-bottom:12px;
  color:var(--text);
}
.not-found p{
  color:var(--text-muted);
  margin-bottom:28px;
}

/* ===== CTA ===== */
.cta-block{
  background:var(--primary);
  border-radius:16px;
  padding:48px;
  margin-top:56px;
  color:var(--text-invert);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-content h2{
  font-size:26px;
  font-weight:700;
  margin-bottom:8px;
}
.cta-content p{
  font-size:14px;
  color:rgba(255,255,255,.7);
}
.cta-btn{
  background:var(--accent);
  color:#fff;
  padding:14px 36px;
  border-radius:6px;
  font-size:15px;
  font-weight:600;
  transition:all .25s ease;
  white-space:nowrap;
}
.cta-btn:hover{
  background:var(--accent-light);
  transform:translateY(-1px);
}

/* ===== Footer ===== */
.site-footer{
  background:#121A19;
  color:rgba(255,255,255,.7);
  padding-top:64px;
  border-top:2px solid var(--accent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:22px;
  font-weight:700;
  color:var(--accent);
  margin-bottom:14px;
}
.footer-brand .brand-icon{
  font-size:20px;
}
.footer-desc{
  font-size:14px;
  line-height:1.7;
  color:rgba(255,255,255,.55);
}
.footer-col h5{
  color:#fff;
  font-size:16px;
  font-weight:600;
  margin-bottom:16px;
}
.footer-col ul li{
  margin-bottom:10px;
  font-size:14px;
}
.footer-col ul a{
  color:rgba(255,255,255,.6);
  font-size:14px;
  transition:color .2s ease;
}
.footer-col ul a:hover{
  color:var(--accent-light);
}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:8px;
}
.footer-contact .icon{
  color:var(--accent);
  font-size:13px;
}
.newsletter-form{
  display:flex;
  margin-top:8px;
}
.newsletter-form input{
  flex:1;
  min-width:0;
  height:44px;
  padding:0 14px;
  border:1px solid rgba(255,255,255,.2);
  border-radius:8px 0 0 8px;
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:14px;
  outline:none;
  transition:border-color .2s ease;
}
.newsletter-form input::placeholder{
  color:rgba(255,255,255,.4);
}
.newsletter-form input:focus{
  border-color:var(--accent);
}
.newsletter-form button{
  height:44px;
  padding:0 18px;
  background:var(--accent);
  color:#fff;
  font-size:14px;
  font-weight:600;
  border-radius:0 8px 8px 0;
  transition:background .2s ease;
  white-space:nowrap;
}
.newsletter-form button:hover{
  background:var(--accent-light);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,.45);
}
.footer-bottom a{
  color:rgba(255,255,255,.45);
  transition:color .2s ease;
}
.footer-bottom a:hover{
  color:var(--accent-light);
}

/* ===== Responsive ===== */
@media (max-width: 991px){
  .nav-toggle{
    display:flex;
  }
  .main-nav{
    position:fixed;
    top:68px;
    left:0;
    right:0;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    padding:20px;
    box-shadow:0 12px 32px rgba(0,0,0,.12);
    transform:translateY(-140%);
    transition:transform .3s ease;
    max-height:calc(100vh - 68px);
    overflow-y:auto;
    z-index:101;
  }
  .main-nav.open{
    transform:translateY(0);
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav-list>li>a{
    color:var(--text);
    padding:14px 16px;
    border-bottom:1px solid var(--border);
    border-radius:0;
  }
  .nav-list>li>a.active{
    color:var(--primary);
    background:var(--primary-light);
  }
  .nav-list>li:last-child>a{
    border-bottom:none;
  }
  .has-mega{
    position:static;
  }
  .mega-panel{
    position:static;
    transform:none;
    width:100%;
    opacity:1;
    visibility:visible;
    box-shadow:none;
    grid-template-columns:1fr;
    padding:16px;
    display:none;
    border-top:1px solid var(--border);
  }
  .has-mega.open .mega-panel{
    display:grid;
  }
  .mega-panel::before{
    display:none;
  }
  .mega-col h4{
    margin-top:12px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .related-grid{
    grid-template-columns:repeat(2,1fr);
  }
}
@media (max-width: 767px){
  .container{
    padding-left:16px;
    padding-right:16px;
  }
  .article-card{
    padding:28px 20px;
    border-radius:12px;
  }
  .article-title{
    font-size:26px;
  }
  .related-grid{
    grid-template-columns:1fr;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:32px;
  }
  .cta-block{
    padding:32px 24px;
    flex-direction:column;
    align-items:flex-start;
  }
  .article-back{
    flex-direction:column;
    gap:12px;
  }
}
@media (max-width: 520px){
  .article-meta{
    gap:8px;
    font-size:13px;
  }
  .article-footer{
    flex-direction:column;
    align-items:flex-start;
  }
  .breadcrumb{
    font-size:13px;
    padding:20px 0 16px;
  }
  .article-title{
    font-size:23px;
  }
  .article-body{
    font-size:16px;
  }
}

/* roulang page: category2 */
:root {
  --primary: #0E3B36;
  --primary-dark: #092A26;
  --primary-light: #E8F0ED;
  --accent: #C2A25B;
  --accent-hover: #D4B878;
  --accent-light: #F7F0E2;
  --bg: #F5F3EE;
  --bg-white: #FFFFFF;
  --bg-cream: #FBF9F4;
  --text: #2B2B2B;
  --text-secondary: #6B6B6B;
  --text-muted: #9A9A9A;
  --text-white: #FFFFFF;
  --text-cream: #E8E4D9;
  --border: #E5E0D6;
  --border-dark: rgba(255,255,255,0.14);
  --success: #2F7D5D;
  --warning: #C05A3C;
  --info: #4A6B8A;
  --error: #B23A3A;
  --radius-card: 12px;
  --radius-btn: 6px;
  --radius-input: 8px;
  --radius-tag: 999px;
  --radius-image: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover: 0 8px 24px rgba(14,59,54,0.10);
  --container: 1200px;
  --space: 24px;
  --font-head: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  --font-body: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
  --transition: 0.25s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  font-size: 16px;
}
a { text-decoration: none; color: inherit; transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input, textarea, select { font-family: inherit; font-size: inherit; outline: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-header { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-head);
  padding: 6px 18px;
  border-radius: var(--radius-tag);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.section-header h2 {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 16px;
}
.section-header p {
  color: var(--text-secondary);
  font-size: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-btn);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.25s ease;
  line-height: 1.2;
}
.btn-primary { background: var(--primary); color: var(--text-white); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(14,59,54,0.18); }
.btn-primary:active { transform: translateY(0); }
.btn-outline { background: transparent; color: var(--text-white); border-color: rgba(255,255,255,0.55); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent-hover); }
.btn-accent { background: var(--accent); color: var(--primary-dark); border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(194,162,91,0.25); }
.btn-accent:active { transform: translateY(0); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); }
.brand-icon { color: var(--accent); font-size: 24px; line-height: 1; }
.brand-text { font-size: 22px; font-weight: 700; color: var(--primary); letter-spacing: 1px; }
.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 8px; }
.nav-list > li { position: relative; }
.nav-list > li > a {
  display: block;
  padding: 8px 18px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  border-radius: 6px;
  transition: all 0.2s ease;
}
.nav-list > li > a:hover { color: var(--primary); background: var(--primary-light); }
.nav-list > li > a.active { color: var(--primary); background: var(--primary-light); font-weight: 600; }

.has-mega { position: relative; }
.mega-panel {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 680px;
  background: var(--bg-white);
  border-radius: 16px;
  box-shadow: 0 20px 48px rgba(14,59,54,0.14);
  border: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 120;
}
.has-mega:hover .mega-panel,
.has-mega .mega-trigger:focus + .mega-panel { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.mega-panel::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 16px;
  height: 16px;
  background: var(--bg-white);
  border-left: 1px solid var(--border);
  border-top: 1px solid var(--border);
}
.mega-col h4 {
  font-family: var(--font-head);
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 8px 12px;
  margin-bottom: 6px;
}
.drop-item {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  transition: background 0.2s ease;
}
.drop-item:last-child { margin-bottom: 0; }
.drop-item strong { display: block; font-family: var(--font-head); font-size: 15px; color: var(--text); margin-bottom: 2px; }
.drop-item span { font-size: 13px; color: var(--text-secondary); }
.drop-item:hover { background: var(--primary-light); }
.drop-post {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 8px;
  transition: background 0.2s ease;
}
.drop-post .thumb {
  width: 64px;
  height: 48px;
  border-radius: 8px;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}
.drop-post strong { display: block; font-family: var(--font-head); font-size: 14px; color: var(--text); line-height: 1.4; margin-bottom: 2px; }
.drop-post time { font-size: 12px; color: var(--text-muted); }
.drop-post:hover { background: var(--primary-light); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: transparent; border: none; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: all 0.25s ease; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Page Hero */
.page-hero {
  position: relative;
  padding: 110px 0 88px;
  background-image: linear-gradient(45deg, rgba(14,59,54,0.76), rgba(9,42,38,0.58)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  color: var(--text-white);
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(transparent, rgba(245, 243, 238, 0.6));
  pointer-events: none;
}
.page-hero-content { max-width: 760px; }
.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid rgba(194,162,91,0.6);
  padding: 6px 16px;
  border-radius: var(--radius-tag);
  letter-spacing: 1px;
  margin-bottom: 28px;
  background: rgba(14,59,54,0.3);
}
.page-hero h1 {
  font-family: var(--font-head);
  font-size: 42px;
  line-height: 1.25;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.page-hero .hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-cream);
  max-width: 620px;
  margin-bottom: 36px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* Stats */
.stats-bar { background: var(--bg-white); border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; padding: 40px 24px; }
.stat-item { text-align: center; padding: 16px 8px; }
.stat-item strong {
  display: block;
  font-family: var(--font-head);
  font-size: 40px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 6px;
}
.stat-item strong em { font-style: normal; color: var(--accent); }
.stat-item span { font-size: 14px; color: var(--text-secondary); }

/* Services */
.services-section { background: var(--bg-cream); padding: 96px 0; }
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
  transform: translateY(-3px);
}
.service-card-wide { grid-column: 1 / -1; flex-direction: row; align-items: stretch; }
.service-card-wide .service-media { flex: 1; min-height: 260px; }
.service-card-wide .service-body { flex: 1; padding: 44px 42px; }
.service-media { height: 200px; overflow: hidden; }
.service-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.service-card:hover .service-media img { transform: scale(1.03); }
.service-body { padding: 26px 26px 30px; display: flex; flex-direction: column; flex-grow: 1; align-items: flex-start; }
.service-num {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.service-body h3 {
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.4;
}
.service-body p { font-size: 15px; line-height: 1.8; color: var(--text-secondary); margin-bottom: 18px; }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  transition: all 0.2s ease;
  margin-top: auto;
}
.text-link span { transition: transform 0.2s ease; }
.text-link:hover { color: var(--accent); border-bottom-color: var(--accent); }
.text-link:hover span { transform: translateX(4px); }

/* Scenarios */
.scenarios-section { padding: 96px 0; background: var(--bg-white); }
.scenario-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.scenario-card {
  background: var(--bg-cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  display: flex;
  gap: 22px;
  align-items: flex-start;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.scenario-card:hover { border-color: var(--accent); box-shadow: var(--shadow-hover); }
.scenario-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: var(--primary);
  flex-shrink: 0;
}
.scenario-content h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.scenario-content p { font-size: 14px; line-height: 1.75; color: var(--text-secondary); }

/* Process */
.process-section { background: var(--primary); color: var(--text-white); padding: 96px 0; position: relative; overflow: hidden; }
.process-section .section-header h2 { color: var(--text-white); }
.process-section .section-header p { color: rgba(255,255,255,0.75); }
.process-section .section-tag { background: rgba(255,255,255,0.12); color: var(--accent); }
.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; position: relative; z-index: 2; }
.process-step {
  position: relative;
  padding: 28px 20px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  background: rgba(255,255,255,0.04);
  transition: background 0.3s ease, border-color 0.3s ease;
}
.process-step:hover { background: rgba(255,255,255,0.08); border-color: rgba(194,162,91,0.5); }
.process-step .step-num {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 16px;
  display: block;
}
.process-step h4 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 10px;
}
.process-step p { font-size: 14px; line-height: 1.7; color: var(--text-cream); }
.process-arrow {
  position: absolute;
  right: -18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 20px;
  z-index: 3;
  pointer-events: none;
}
.process-step:last-child .process-arrow { display: none; }

/* FAQ */
.faq-section { background: var(--bg-cream); padding: 96px 0; }
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.faq-item:hover { border-color: var(--accent); }
.faq-item.active { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: transparent;
  border: none;
  padding: 24px 28px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}
.faq-question span.icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 400;
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.faq-item.active .faq-question span.icon { transform: rotate(45deg); background: var(--primary); color: var(--accent); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 28px;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-item.active .faq-answer { max-height: 400px; padding: 4px 28px 26px; }
.faq-answer p {
  border-left: 4px solid var(--accent);
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-secondary);
}

/* Contact / CTA */
.contact-section { background: var(--bg-white); padding: 96px 0; }
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 56px; align-items: start; }
.contact-heading h2 {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 14px;
}
.contact-heading p { color: var(--text-secondary); font-size: 16px; margin-bottom: 36px; max-width: 520px; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}
.form-group label span.req { color: var(--error); margin-left: 2px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  padding: 0 14px;
  font-size: 15px;
  color: var(--text);
  background: var(--bg-white);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.form-group textarea { height: 110px; padding: 12px 14px; resize: vertical; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(194,162,91,0.25);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-submit { margin-top: 6px; }
.form-submit .btn { width: 160px; height: 48px; justify-content: center; }

.contact-info-card {
  background: var(--bg-cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 36px 32px;
}
.contact-info-card h4 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
}
.contact-info-item { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 22px; }
.contact-info-item .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-info-item .text { font-size: 15px; color: var(--text-secondary); line-height: 1.6; }
.contact-info-item .text strong { display: block; font-family: var(--font-head); font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 2px; }

/* Footer */
.site-footer { background: var(--primary-dark); color: var(--text-cream); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 0.8fr 1fr 1fr; gap: 40px; padding-bottom: 44px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon { color: var(--accent); font-size: 24px; }
.footer-brand span { font-family: var(--font-head); font-size: 22px; font-weight: 700; color: var(--text-white); }
.footer-desc { font-size: 14px; line-height: 1.75; color: rgba(255,255,255,0.65); max-width: 280px; }
.footer-col h5 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.65); transition: color 0.2s ease; }
.footer-col ul li a:hover { color: var(--accent); }
.footer-contact li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.65); }
.footer-contact li .icon { color: var(--accent); }
.newsletter-form { display: flex; gap: 8px; margin-top: 4px; }
.newsletter-form input {
  flex: 1;
  height: 42px;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  padding: 0 14px;
  font-size: 14px;
  color: var(--text-white);
}
.newsletter-form input::placeholder { color: rgba(255,255,255,0.4); }
.newsletter-form button {
  height: 42px;
  padding: 0 18px;
  background: var(--accent);
  border: none;
  border-radius: 6px;
  color: var(--primary-dark);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.25s ease;
}
.newsletter-form button:hover { background: var(--accent-hover); }
.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom p { margin: 0; }

/* Responsive */
@media (max-width: 1199px) {
  .page-hero { padding: 90px 0 72px; }
  .page-hero h1 { font-size: 38px; }
  .service-card-wide { flex-direction: row; }
}

@media (max-width: 991px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 24px rgba(0,0,0,0.06);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .main-nav.open { max-height: 520px; overflow-y: auto; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px; }
  .nav-list > li > a { padding: 14px 12px; border-radius: 8px; }
  .has-mega .mega-panel {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    width: 100%;
    box-shadow: none;
    border: none;
    grid-template-columns: 1fr;
    display: none;
    padding: 8px 8px 8px 14px;
    margin-top: 4px;
  }
  .has-mega.open .mega-panel { display: grid; }
  .mega-panel::before { display: none; }
  .mega-col h4 { padding: 6px 8px; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card-wide { grid-column: auto; flex-direction: column; }
  .scenario-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .process-arrow { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  .section { padding: 64px 0; }
  .page-hero { padding: 76px 0 60px; }
  .page-hero h1 { font-size: 30px; }
  .page-hero .hero-sub { font-size: 16px; }
  .hero-cta { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .section-header h2 { font-size: 26px; }
  .stats-grid { grid-template-columns: 1fr 1fr; padding: 28px 24px; }
  .stat-item strong { font-size: 32px; }
  .process-grid { grid-template-columns: 1fr; }
  .scenario-card { padding: 26px 22px; flex-direction: column; }
  .service-card-wide .service-body { padding: 28px 24px; }
  .faq-question { padding: 20px 18px; font-size: 15px; }
  .faq-answer { padding: 0 18px; }
  .faq-item.active .faq-answer { padding: 4px 18px 22px; }
  .contact-grid { gap: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}