/* roulang page: index */
/* ============ 设计变量 ============ */
:root {
  --primary: #0FA295;
  --primary-dark: #0B7A70;
  --primary-grad: linear-gradient(135deg, #0FA295, #14B8A4);
  --accent-grad: linear-gradient(135deg, #FFB020, #FF7A29);
  --dark: #10211E;
  --page-bg: #F7F9F8;
  --surface-light: #E4F1EE;
  --text-main: #243331;
  --text-secondary: #5B6F6C;
  --text-muted: #9BB0AD;
  --border: rgba(16, 33, 30, 0.08);
  --border-strong: rgba(16, 33, 30, 0.12);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-btn: 12px;
  --shadow-card: 0 6px 20px rgba(16, 33, 30, 0.06);
  --shadow-hover: 0 14px 36px rgba(16, 33, 30, 0.12);
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --header-h: 76px;
  --spacer-lg: 96px;
  --spacer-md: 56px;
  --spacer-sm: 24px;
}

/* ============ Reset / Base ============ */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-main);
  background: var(--page-bg);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-family);
  color: var(--text-main);
  line-height: 1.3;
  margin: 0 0 0.5em;
  font-weight: 700;
}
p {
  margin: 0 0 1em;
}
a {
  text-decoration: none;
  color: var(--primary);
  transition: color 0.2s ease;
}
a:hover {
  color: var(--primary-dark);
}
img {
  max-width: 100%;
  display: block;
  height: auto;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
input,
select,
textarea {
  font-family: var(--font-family);
}

/* 覆盖 Foundation 默认链接色与按钮 */
a {
  color: var(--primary);
}
a:hover {
  color: var(--primary-dark);
}
.button,
button {
  font-family: var(--font-family);
}

/* ============ 通用容器 ============ */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
.row {
  max-width: 1280px;
}
.column,
.columns {
  padding-left: 12px;
  padding-right: 12px;
}

.section-pad {
  padding: var(--spacer-lg) 0;
}
.section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 48px;
}
.section-eyebrow {
  display: inline-block;
  background: var(--surface-light);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-top: 12px;
}

/* ============ 按钮体系 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  border: none;
  cursor: pointer;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-btn);
  transition: all 0.25s ease;
  text-align: center;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
}
.btn-primary {
  background: var(--primary-grad);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(15, 162, 149, 0.25);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #0db3a5, #0fC0Ab);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(15, 162, 149, 0.32);
  color: #ffffff;
}
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: rgba(15, 162, 149, 0.08);
  border-color: var(--primary-dark);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--accent-grad);
  color: #3A2505;
  box-shadow: 0 8px 22px rgba(255, 122, 41, 0.28);
}
.btn-accent:hover {
  background: linear-gradient(135deg, #ffc24f, #ff8a3d);
  transform: translateX(4px);
  box-shadow: 0 12px 28px rgba(255, 122, 41, 0.4);
  color: #3A2505;
}
.btn-sm {
  padding: 0.55rem 1.25rem;
  font-size: 0.9375rem;
  border-radius: 10px;
}
.btn-block {
  width: 100%;
}

/* ============ Header ============ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1280px;
  height: var(--header-h);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header-nav-left {
  justify-content: flex-end;
}
.header-nav-right {
  justify-content: flex-start;
}
.nav-link {
  position: relative;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-main);
  padding: 6px 14px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s ease;
}
.nav-link:hover {
  color: var(--primary);
  background: rgba(15, 162, 149, 0.06);
}
.nav-link:hover::after {
  transform: scaleX(1);
}
.nav-link.active {
  color: var(--primary);
  font-weight: 700;
}
.nav-link.active::after {
  transform: scaleX(1);
}
.brand-logo {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  line-height: 1;
}
.brand-logo .logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary-grad);
  box-shadow: 0 0 12px rgba(15, 162, 149, 0.5);
}
.brand-logo:hover {
  color: var(--text-main);
}
.btn-header-cta {
  margin-left: 8px;
}
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  position: absolute;
  right: 24px;
  top: 16px;
  z-index: 1002;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--text-main);
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 16px 36px rgba(16, 33, 30, 0.12);
  padding: 24px 24px 32px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}
.mobile-menu.open {
  display: flex;
}
.mobile-link {
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-main);
  border-radius: 10px;
  transition: background 0.2s, color 0.2s;
}
.mobile-link:hover {
  background: var(--surface-light);
  color: var(--primary);
}
.mobile-link.active {
  background: var(--surface-light);
  color: var(--primary);
  font-weight: 700;
}
.mobile-menu .btn {
  margin-top: 16px;
}

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  color: #ffffff;
  margin-top: var(--header-h);
  background-image: linear-gradient(90deg, rgba(16, 33, 30, 0.76), rgba(16, 33, 30, 0.34)), url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  padding: 96px 0 80px;
}
.hero-content {
  max-width: 650px;
}
.hero-eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}
.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.2;
  color: #ffffff;
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}
.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 28px;
  max-width: 600px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.stat-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  background: linear-gradient(135deg, #E4F1EE, rgba(255, 255, 255, 0.92));
  border: 1px solid #ffffff;
  border-radius: 999px;
  padding: 10px 22px 10px 18px;
  box-shadow: 0 8px 24px rgba(16, 33, 30, 0.18);
}
.stat-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary-grad);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
}
.stat-icon svg {
  width: 20px;
  height: 20px;
}
.stat-number {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  display: block;
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: block;
  margin-top: 2px;
  font-weight: 500;
}
.stat-divider {
  width: 1px;
  height: 28px;
  background: rgba(16, 33, 30, 0.1);
}

/* ============ 优惠阶梯 ============ */
.tier-section {
  background: var(--page-bg);
}
.tier-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: center;
  gap: 24px;
}
.tier-card {
  flex: 1 1 0;
  min-width: 280px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s;
  display: flex;
  flex-direction: column;
}
.tier-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(15, 162, 149, 0.35);
}
.tier-card.featured {
  border: 2px solid var(--primary);
  background: linear-gradient(135deg, #E4F1EE, #FFFFFF);
  transform: translateY(-24px);
  box-shadow: 0 16px 40px rgba(15, 162, 149, 0.16);
}
.tier-card.featured:hover {
  transform: translateY(-24px);
  box-shadow: 0 20px 48px rgba(15, 162, 149, 0.22);
}
.tier-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-grad);
  color: #3A2505;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(255, 122, 41, 0.3);
  letter-spacing: 0.05em;
}
.tier-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.tier-price {
  font-size: clamp(1.75rem, 3vw, 2.375rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 16px;
}
.tier-price .unit {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.tier-condition {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border-strong);
}
.tier-list {
  margin-bottom: 28px;
  flex: 1;
}
.tier-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-main);
  margin-bottom: 12px;
}
.tier-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 3px;
}
.tier-cta {
  width: 100%;
}

/* ============ 套餐对比 ============ */
.plan-section {
  background: var(--page-bg);
}
.plan-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  margin-bottom: 48px;
}
.plan-card {
  flex: 1 1 0;
  min-width: 280px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  position: relative;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.plan-card.hot {
  border: 2px solid var(--primary);
  transform: translateY(-12px);
  box-shadow: 0 18px 44px rgba(15, 162, 149, 0.16);
}
.plan-card.hot:hover {
  transform: translateY(-12px);
  box-shadow: 0 22px 52px rgba(15, 162, 149, 0.22);
}
.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-grad);
  color: #3A2505;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(255, 122, 41, 0.3);
}
.plan-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}
.plan-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.plan-price-line {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 16px;
}
.plan-price-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}
.plan-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}
.plan-features {
  margin-bottom: 24px;
}
.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.plan-features li::before {
  content: "✓";
  color: var(--primary);
  font-weight: 700;
  font-size: 0.8125rem;
}
.comparison-table-wrapper {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 24px;
  overflow-x: auto;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
.comparison-table thead th {
  background: var(--primary-grad);
  color: #ffffff;
  font-weight: 700;
  padding: 14px 16px;
  text-align: left;
  white-space: nowrap;
}
.comparison-table thead th:first-child {
  border-radius: 12px 0 0 12px;
}
.comparison-table thead th:last-child {
  border-radius: 0 12px 12px 0;
}
.comparison-table tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.comparison-table tbody tr:nth-child(even) {
  background: var(--surface-light);
}
.comparison-table tbody tr:last-child td {
  border-bottom: none;
}
.comparison-table .feat-name {
  font-weight: 600;
  color: var(--text-main);
}
.comparison-table .hot-col {
  background: rgba(15, 162, 149, 0.04);
  border-left: 3px solid var(--primary);
  font-weight: 500;
  color: var(--text-main);
}
.comparison-table .price-txt {
  font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

/* ============ 限时入口 ============ */
.limited-section {
  position: relative;
  padding: 0;
}
.limited-banner {
  position: relative;
  background-image: linear-gradient(135deg, rgba(16, 33, 30, 0.78), rgba(16, 33, 30, 0.52)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 56px 56px;
  box-shadow: var(--shadow-hover);
  margin: var(--spacer-lg) auto;
  max-width: 1240px;
  min-height: 320px;
}
.limited-content {
  max-width: 620px;
  z-index: 2;
}
.limited-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 14px;
}
.limited-title span {
  color: #FFC24F;
}
.limited-sub {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 24px;
  max-width: 540px;
}
.limited-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.countdown {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-shrink: 0;
  z-index: 2;
}
.countdown-item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  text-align: center;
  min-width: 84px;
  backdrop-filter: blur(6px);
}
.countdown-num {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: #FFC24F;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  display: block;
}
.countdown-label {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.78);
  display: block;
  margin-top: 6px;
  font-weight: 500;
}
.countdown-sep {
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.5);
}

/* ============ 最新资讯 ============ */
.news-section {
  background: var(--page-bg);
}
.news-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}
.news-head .section-title {
  margin-bottom: 0;
}
.view-all-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--primary);
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(15, 162, 149, 0.3);
  transition: all 0.2s;
}
.view-all-link:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.post-card {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.post-cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.post-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.post-card:hover .post-cover img {
  transform: scale(1.05);
}
.post-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.post-category-tag {
  display: inline-block;
  background: var(--surface-light);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  width: fit-content;
  margin-bottom: 12px;
}
.post-title {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 10px;
}
.post-title a {
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-title a:hover {
  color: var(--primary);
}
.post-excerpt {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.post-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.post-meta svg {
  width: 14px;
  height: 14px;
}

/* 空状态 */
.empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  min-height: 240px;
  background: var(--surface-light);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--text-secondary);
}
.empty-state .empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffffff, var(--surface-light));
  border: 1px solid #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
}
.empty-state .empty-icon svg {
  width: 28px;
  height: 28px;
  color: var(--primary);
}
.empty-state p {
  margin: 0;
  font-weight: 500;
}

/* ============ 咨询表单 + FAQ ============ */
.contact-section {
  background: linear-gradient(180deg, var(--page-bg) 0%, #E9F5F0 100%);
}
.contact-wrap {
  display: flex;
  gap: 32px;
  align-items: stretch;
}
.contact-info-col {
  flex: 0 0 41.6667%;
  max-width: 41.6667%;
}
.contact-form-col {
  flex: 0 0 58.3333%;
  max-width: 58.3333%;
}
.contact-info-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 32px;
  height: 100%;
}
.info-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.info-row:last-child {
  border-bottom: none;
}
.info-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--surface-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.info-icon svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
}
.info-content .info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  display: block;
}
.info-content .info-value {
  font-size: 0.9375rem;
  color: var(--text-main);
  font-weight: 600;
  line-height: 1.5;
}
.faq-section-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-top: 28px;
  margin-bottom: 16px;
}
.faq-accordion {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.faq-accordion .accordion-item {
  border-bottom: 1px solid var(--border);
}
.faq-accordion .accordion-item:last-child {
  border-bottom: none;
}
.faq-accordion .accordion-title {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-main);
  background: #ffffff;
  padding: 20px 20px 20px 20px;
  line-height: 1.4;
  border: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.faq-accordion .accordion-title::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
  display: inline-block;
}
.faq-accordion .accordion-title::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--primary);
  transition: transform 0.25s;
}
.faq-accordion .accordion-title:hover {
  background: #f4faf9;
  color: var(--primary);
}
.faq-accordion .accordion-item.is-active .accordion-title {
  background: #f4faf9;
  color: var(--primary);
}
.faq-accordion .accordion-item.is-active .accordion-title::after {
  content: "−";
  transform: translateY(-50%);
}
.faq-accordion .accordion-content {
  padding: 0 20px 20px 46px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  border: none;
  background: #ffffff;
}
.faq-accordion .accordion-content p {
  margin: 0;
}

/* 表单卡片 */
.form-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 40px;
  height: 100%;
}
.form-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.form-card-sub {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-group.full {
  grid-column: 1 / -1;
}
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-btn);
  padding: 0.875rem 1rem;
  font-size: 0.9375rem;
  color: var(--text-main);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  appearance: none;
}
.form-control::placeholder {
  color: var(--text-muted);
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(15, 162, 149, 0.15);
}
select.form-control {
  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='%235B6F6C' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
textarea.form-control {
  min-height: 120px;
  resize: vertical;
}
.form-submit {
  margin-top: 12px;
  width: 100%;
}

/* ============ Footer ============ */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 56px;
  margin-bottom: 40px;
}
.footer-brand-name {
  font-size: 1.375rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1;
  margin-bottom: 16px;
}
.footer-brand-name .logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary-grad);
  box-shadow: 0 0 14px rgba(15, 162, 149, 0.6);
}
.footer-desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
  max-width: 360px;
}
.footer-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}
.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--primary-grad);
  border-radius: 2px;
}
.footer-list li {
  margin-bottom: 10px;
}
.footer-list a {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s, padding-left 0.2s;
}
.footer-list a:hover {
  color: #ffffff;
  padding-left: 4px;
}
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 12px;
  line-height: 1.5;
}
.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a:hover {
  color: #ffffff;
}

/* ============ 响应式 ============ */
@media (max-width: 1023px) {
  .header-nav {
    display: none;
  }
  .header-inner {
    grid-template-columns: 1fr auto 1fr;
  }
  .hamburger {
    display: flex;
  }
  .brand-logo {
    grid-column: 2;
    justify-self: center;
  }
  .tier-card.featured {
    transform: translateY(0);
  }
  .tier-card.featured:hover {
    transform: translateY(-4px);
  }
  .plan-card.hot {
    transform: translateY(0);
  }
  .plan-card.hot:hover {
    transform: translateY(-4px);
  }
  .limited-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 32px;
  }
  .countdown {
    order: 3;
    margin-top: 8px;
  }
  .contact-wrap {
    flex-direction: column;
  }
  .contact-info-col,
  .contact-form-col {
    flex: 0 0 100%;
    max-width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 767px) {
  :root {
    --spacer-lg: 56px;
    --spacer-md: 40px;
  }
  .section-pad {
    padding: var(--spacer-lg) 0;
  }
  .hero {
    min-height: auto;
    padding: 72px 0 56px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-stats {
    flex-direction: column;
    align-items: stretch;
  }
  .stat-badge {
    border-radius: 16px;
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
  .tier-card,
  .plan-card {
    min-width: 100%;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .container,
  .header-inner {
    padding: 0 16px;
  }
  .comparison-table-wrapper {
    padding: 12px;
  }
  .comparison-table thead th,
  .comparison-table tbody td {
    padding: 10px 12px;
    font-size: 0.8125rem;
  }
  .countdown {
    width: 100%;
    justify-content: space-between;
  }
  .countdown-item {
    flex: 1;
    min-width: 0;
    padding: 12px 8px;
  }
}

/* roulang page: article */
:root{
  --primary:#0FA295;
  --primary-dark:#0B7A70;
  --primary-gradient:linear-gradient(135deg,#0FA295,#14B8A4);
  --accent-gradient:linear-gradient(135deg,#FFB020,#FF7A29);
  --dark:#10211E;
  --page-bg:#F7F9F8;
  --light-teal:#E4F1EE;
  --text:#243331;
  --text-secondary:#5B6F6C;
  --text-muted:#9BB0AD;
  --border:rgba(16,33,30,0.08);
  --card-shadow:0 6px 20px rgba(16,33,30,0.06);
  --card-hover-shadow:0 14px 36px rgba(16,33,30,0.12);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-family);background:var(--page-bg);color:var(--text);line-height:1.7;font-size:1rem;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:color .25s}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;cursor:pointer}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-label{display:inline-block;font-size:.875rem;font-weight:600;color:var(--primary);background:var(--light-teal);padding:.375rem 1rem;border-radius:999px;margin-bottom:1rem}
.section-title{font-size:clamp(1.5rem,3vw,2.25rem);font-weight:700;line-height:1.3;margin-bottom:1rem;color:var(--text)}
.section-subtitle{font-size:1.125rem;color:var(--text-secondary);max-width:720px;line-height:1.7;margin-bottom:2.5rem}
.text-center{text-align:center}
.section-header{text-align:center;margin-bottom:56px}
.section-header .section-subtitle{margin-left:auto;margin-right:auto}
/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);height:76px;transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 4px 24px rgba(16,33,30,0.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;position:relative;max-width:1280px;margin:0 auto;padding:0 24px}
.header-logo{display:flex;align-items:center;gap:10px;font-size:1.375rem;font-weight:800;color:var(--text);letter-spacing:.5px;position:absolute;left:50%;transform:translateX(-50%);white-space:nowrap;z-index:2}
.header-logo .logo-dot{width:10px;height:10px;border-radius:50%;background:var(--primary-gradient);flex-shrink:0;display:inline-block;box-shadow:0 0 0 4px rgba(15,162,149,0.15)}
.header-nav{display:flex;align-items:center;gap:28px;z-index:1}
.header-nav-left{margin-right:auto;padding-left:0}
.header-nav-right{margin-left:auto;padding-right:0}
.nav-link{font-size:.9375rem;font-weight:500;color:var(--text-secondary);position:relative;padding:6px 2px;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--primary-gradient);border-radius:2px;transition:width .3s}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{width:100%}
.nav-btn{display:inline-block;padding:.625rem 1.5rem;border-radius:var(--radius-sm);font-size:.9375rem;font-weight:600;transition:all .3s;white-space:nowrap}
.nav-btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 14px rgba(15,162,149,0.25)}
.nav-btn-primary:hover{background:linear-gradient(135deg,#0D9186,#12A490);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(15,162,149,0.35)}
.menu-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:transparent;border:none;border-radius:8px;padding:10px;z-index:3}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s}
.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;position:fixed;top:76px;left:0;right:0;background:#fff;box-shadow:0 8px 30px rgba(16,33,30,0.12);padding:16px 24px 24px;flex-direction:column;gap:12px;z-index:999;border-bottom:1px solid var(--border)}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:1rem;font-weight:500;color:var(--text);padding:12px 16px;border-radius:10px;transition:background .2s}
.mobile-menu a:hover{background:var(--light-teal);color:var(--primary)}
.mobile-menu a.active{color:var(--primary);background:var(--light-teal);font-weight:600}
.mobile-menu .mobile-cta-btn{background:var(--primary-gradient);color:#fff;text-align:center;font-weight:600;border-radius:12px;margin-top:8px}
body{padding-top:76px}
/* Hero */
.hero{position:relative;background:linear-gradient(90deg,rgba(16,33,30,0.78),rgba(16,33,30,0.38)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;min-height:calc(80vh - 76px);min-height:560px;display:flex;align-items:center;color:#fff;padding:64px 0;overflow:hidden}
.hero .container{position:relative;z-index:2}
.hero-content{max-width:680px}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.18);padding:.5rem 1.25rem;border-radius:999px;font-size:.875rem;font-weight:500;margin-bottom:1.5rem;backdrop-filter:blur(4px)}
.hero-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:#FFB020;display:inline-block}
.hero h1{font-size:clamp(2.25rem,5vw,3.75rem);font-weight:800;line-height:1.2;margin-bottom:1.25rem;color:#fff;letter-spacing:1px}
.hero h1 .highlight{background:linear-gradient(135deg,#14B8A4,#4ECDC4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:1.125rem;line-height:1.7;color:rgba(255,255,255,0.85);margin-bottom:2.25rem;max-width:560px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:3rem}
.btn-promo{display:inline-block;padding:.875rem 2rem;border-radius:12px;font-weight:600;font-size:1rem;background:var(--accent-gradient);color:#3A2505;border:none;box-shadow:0 6px 20px rgba(255,122,41,0.35);transition:all .3s;text-align:center}
.btn-promo:hover{color:#3A2505;transform:translateY(-2px);box-shadow:0 10px 28px rgba(255,122,41,0.45)}
.btn-secondary{display:inline-block;padding:.875rem 2rem;border-radius:12px;font-weight:600;font-size:1rem;background:transparent;border:1.5px solid rgba(255,255,255,0.7);color:#fff;transition:all .3s;text-align:center}
.btn-secondary:hover{background:rgba(255,255,255,0.1);color:#fff;border-color:#fff}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.hero-stat{display:flex;flex-direction:column;gap:4px}
.hero-stat .stat-num{font-size:clamp(1.75rem,3vw,2.25rem);font-weight:800;color:#fff;line-height:1.2}
.hero-stat .stat-label{font-size:.875rem;color:rgba(255,255,255,0.7)}
/* Promo Tiers */
.promo-tiers{background:var(--page-bg);padding:96px 0}
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;max-width:1280px;margin:0 auto;padding:0 24px}
.tier-card{background:#fff;border-radius:var(--radius-lg);padding:40px 32px;border:1px solid var(--border);box-shadow:var(--card-shadow);position:relative;transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--card-hover-shadow)}
.tier-card.featured{transform:translateY(-24px);border:2px solid var(--primary);background:linear-gradient(180deg,#F0FAF8,#FFFFFF);box-shadow:0 10px 36px rgba(15,162,149,0.12)}
.tier-card.featured:hover{transform:translateY(-28px)}
.tier-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--accent-gradient);color:#3A2505;font-size:.75rem;font-weight:700;padding:.375rem 1rem;border-radius:999px;letter-spacing:1px;box-shadow:0 4px 12px rgba(255,122,41,0.3)}
.tier-name{font-size:1.125rem;font-weight:600;margin-bottom:12px;color:var(--text)}
.tier-price{font-size:2.5rem;font-weight:800;color:#FF7A29;line-height:1.1;margin-bottom:8px}
.tier-price small{font-size:.875rem;font-weight:500;color:var(--text-secondary)}
.tier-condition{font-size:.875rem;color:var(--text-secondary);margin-bottom:24px}
.tier-list{list-style:none;margin:0 0 28px;padding:0;flex:1}
.tier-list li{display:flex;align-items:flex-start;gap:10px;padding:8px 0;font-size:.9375rem;color:var(--text);line-height:1.6}
.tier-list li::before{content:"✓";display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--light-teal);color:var(--primary);font-size:.75rem;font-weight:700;flex-shrink:0;margin-top:2px}
.tier-card.featured .tier-list li::before{background:var(--primary-gradient);color:#fff}
.tier-btn{display:block;text-align:center;padding:.75rem 1.5rem;border-radius:12px;font-weight:600;font-size:.9375rem;transition:all .3s}
.tier-btn-solid{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 14px rgba(15,162,149,0.2)}
.tier-btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(15,162,149,0.3)}
.tier-btn-outline{border:1.5px solid var(--primary);color:var(--primary);background:transparent}
.tier-btn-outline:hover{background:rgba(15,162,149,0.06);color:var(--primary-dark)}
/* Plans */
.plans-section{background:#fff;padding:96px 0}
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1280px;margin:0 auto 56px;padding:0 24px;align-items:stretch}
.plan-card{background:var(--page-bg);border-radius:var(--radius-lg);padding:40px 32px;border:1px solid var(--border);box-shadow:var(--card-shadow);position:relative;transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.plan-card:hover{transform:translateY(-6px);box-shadow:var(--card-hover-shadow)}
.plan-card.recommended{transform:translateY(-24px);border:2px solid var(--primary);background:#fff;box-shadow:0 10px 36px rgba(15,162,149,0.1)}
.plan-card.recommended:hover{transform:translateY(-28px)}
.plan-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--accent-gradient);color:#3A2505;font-size:.75rem;font-weight:700;padding:.375rem 1rem;border-radius:999px;letter-spacing:1px}
.plan-name{font-size:1.25rem;font-weight:700;margin-bottom:8px}
.plan-desc{font-size:.875rem;color:var(--text-secondary);margin-bottom:20px}
.plan-price{font-size:2.75rem;font-weight:800;color:var(--text);line-height:1;margin-bottom:4px}
.plan-price small{font-size:1rem;font-weight:400;color:var(--text-secondary)}
.plan-features{list-style:none;margin:0 0 28px;padding:0;flex:1}
.plan-features li{display:flex;align-items:flex-start;gap:10px;padding:7px 0;font-size:.9375rem;color:var(--text);line-height:1.6}
.plan-features li::before{content:"✓";display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--light-teal);color:var(--primary);font-size:.75rem;font-weight:700;flex-shrink:0;margin-top:2px}
.plan-card.recommended .plan-features li::before{background:var(--primary-gradient);color:#fff}
.plan-btn{display:block;text-align:center;padding:.75rem 1.5rem;border-radius:12px;font-weight:600;font-size:.9375rem;transition:all .3s}
.plan-btn-solid{background:var(--primary-gradient);color:#fff}
.plan-btn-solid:hover{color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(15,162,149,0.3)}
.plan-btn-outline{border:1.5px solid var(--primary);color:var(--primary)}
.plan-btn-outline:hover{background:rgba(15,162,149,0.06);color:var(--primary-dark)}
.comparison-table-wrap{max-width:1280px;margin:0 auto;padding:0 24px;overflow-x:auto}
.comparison-table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--card-shadow);font-size:.9375rem}
.comparison-table th,.comparison-table td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--border)}
.comparison-table thead th{background:var(--primary-gradient);color:#fff;font-weight:600;font-size:.9375rem;border-bottom:none}
.comparison-table thead th:first-child{border-radius:16px 0 0 0}
.comparison-table thead th:last-child{border-radius:0 16px 0 0}
.comparison-table tbody tr:nth-child(even){background:rgba(228,241,238,0.4)}
.comparison-table tbody tr:last-child td{border-bottom:none}
.comparison-table td:first-child{font-weight:600;color:var(--text)}
.comparison-table td:last-child{border-left:3px solid var(--primary);background:rgba(228,241,238,0.3)}
.comparison-table .check{color:var(--primary);font-weight:700}
.comparison-table .cross{color:var(--text-muted)}
.comparison-table .price-num{font-weight:800;color:var(--text);white-space:nowrap}
/* Limited Banner */
.limited-banner{position:relative;background:linear-gradient(120deg,rgba(255,176,32,0.9),rgba(255,122,41,0.85)),url('/assets/images/backpic/back-2.png') center/cover;padding:80px 0;color:#3A2505;overflow:hidden}
.limited-banner .container{display:flex;align-items:center;justify-content:space-between;gap:48px;flex-wrap:wrap;position:relative;z-index:2}
.limited-content{flex:1;min-width:280px}
.limited-content h2{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:800;margin-bottom:12px;line-height:1.3}
.limited-content p{font-size:1.125rem;margin-bottom:24px;opacity:.85;max-width:460px}
.limited-banner .btn-promo{background:#fff;color:#FF7A29;box-shadow:0 6px 20px rgba(0,0,0,0.15)}
.limited-banner .btn-promo:hover{color:#FF7A29;transform:translateX(4px)}
.countdown-wrap{background:rgba(255,255,255,0.2);border-radius:var(--radius-md);padding:24px 32px;text-align:center;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.3)}
.countdown-label{font-size:.875rem;font-weight:600;margin-bottom:12px;letter-spacing:1px}
.countdown{display:flex;gap:12px;justify-content:center;align-items:center}
.countdown-item{width:68px;height:68px;background:#fff;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(58,37,5,0.15)}
.countdown-item .num{font-size:1.75rem;font-weight:800;color:var(--text);line-height:1;font-variant-numeric:tabular-nums}
.countdown-item .unit{font-size:.75rem;color:var(--text-secondary);margin-top:4px}
.countdown-colon{font-size:1.5rem;font-weight:800;color:#fff;line-height:1}
/* News */
.news-section{background:var(--page-bg);padding:96px 0}
.news-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:48px}
.news-header .section-title{margin-bottom:0}
.news-more{display:inline-flex;align-items:center;gap:6px;font-size:.9375rem;font-weight:600;color:var(--primary);padding:8px 16px;border-radius:999px;background:var(--light-teal);transition:all .3s}
.news-more:hover{color:var(--primary-dark);background:#d5e9e5}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1280px;margin:0 auto;padding:0 24px}
.news-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--card-shadow);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--card-hover-shadow)}
.news-card .card-img{height:200px;overflow:hidden;position:relative}
.news-card .card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.news-card:hover .card-img img{transform:scale(1.05)}
.news-card .card-tag{position:absolute;bottom:12px;left:12px;background:rgba(255,255,255,0.9);backdrop-filter:blur(4px);color:var(--primary);font-size:.75rem;font-weight:700;padding:.25rem .75rem;border-radius:999px}
.news-card .card-body{padding:20px 24px 24px;flex:1;display:flex;flex-direction:column}
.news-card .card-title{font-size:1.125rem;font-weight:600;line-height:1.4;color:var(--text);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .card-title a{color:inherit}
.news-card .card-title a:hover{color:var(--primary)}
.news-card .card-summary{font-size:.875rem;color:var(--text-secondary);line-height:1.7;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .card-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--border)}
.news-card .card-time{font-size:.875rem;color:var(--text-muted)}
.news-card .card-link{font-size:.875rem;font-weight:600;color:var(--primary)}
/* Contact + FAQ */
.contact-section{background:#fff;padding:96px 0}
.contact-wrap{display:grid;grid-template-columns:5fr 7fr;gap:48px;max-width:1280px;margin:0 auto;padding:0 24px}
.contact-info-card{background:var(--light-teal);border-radius:var(--radius-lg);padding:32px;margin-bottom:32px}
.contact-info-card h3{font-size:1.25rem;font-weight:700;margin-bottom:20px;color:var(--text)}
.contact-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid rgba(16,33,30,0.06);font-size:.9375rem}
.contact-item:last-child{border-bottom:none}
.contact-item svg{width:22px;height:22px;color:var(--primary);flex-shrink:0}
.contact-item span{color:var(--text-secondary)}
.faq-accordion{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--card-shadow)}
.faq-accordion .accordion-title{font-size:1rem;font-weight:600;color:var(--text);padding:20px 24px;border-bottom:1px solid var(--border);position:relative;cursor:pointer;display:block;line-height:1.4;transition:color .3s}
.faq-accordion .accordion-title::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;background:var(--primary-gradient);border-radius:0 3px 3px 0;opacity:0;transition:opacity .3s}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--primary)}
.faq-accordion .accordion-item.is-active .accordion-title::before{opacity:1}
.faq-accordion .accordion-content{display:none;padding:0 24px 20px 28px;color:var(--text-secondary);font-size:.9375rem;line-height:1.7;border-bottom:1px solid var(--border)}
.faq-accordion .accordion-item.is-active .accordion-content{display:block}
.faq-accordion .accordion-title::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:1.25rem;color:var(--text-muted);transition:transform .3s,color .3s}
.faq-accordion .accordion-item.is-active .accordion-title::after{content:"−";color:var(--primary)}
.form-card{background:var(--page-bg);border-radius:var(--radius-lg);padding:40px;border:1px solid var(--border);box-shadow:var(--card-shadow)}
.form-card h3{font-size:1.5rem;font-weight:700;margin-bottom:6px}
.form-card .form-desc{font-size:.9375rem;color:var(--text-secondary);margin-bottom:24px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:8px}
.form-group input[type="text"],.form-group input[type="tel"],.form-group select,.form-group textarea{width:100%;padding:.875rem 1rem;border:1px solid rgba(16,33,30,0.12);border-radius:12px;background:#fff;font-size:.9375rem;font-family:inherit;color:var(--text);transition:border-color .3s,box-shadow .3s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(15,162,149,0.15)}
.form-group textarea{min-height:120px;resize:vertical}
.form-submit{display:block;width:100%;padding:.875rem 2rem;border:none;border-radius:12px;background:var(--primary-gradient);color:#fff;font-size:1rem;font-weight:600;transition:all .3s;box-shadow:0 6px 18px rgba(15,162,149,0.2)}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(15,162,149,0.3);color:#fff}
/* CTA */
.cta-section{background:var(--dark);padding:64px 0;background-image:linear-gradient(135deg,rgba(15,162,149,0.3),rgba(16,33,30,0.6)),url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center}
.cta-banner{max-width:1280px;margin:0 auto;padding:0 24px;text-align:center;color:#fff}
.cta-banner h2{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:800;margin-bottom:16px}
.cta-banner p{font-size:1.125rem;color:rgba(255,255,255,0.8);max-width:560px;margin:0 auto 32px}
.cta-banner .btn-promo{font-size:1.125rem;padding:1rem 2.5rem}
/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,0.8);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.2fr 0.8fr 1.2fr;gap:48px;max-width:1280px;margin:0 auto 40px;padding:0 24px}
.footer-brand-name{display:flex;align-items:center;gap:10px;font-size:1.375rem;font-weight:800;color:#fff;margin-bottom:16px}
.footer-brand-name .logo-dot{width:10px;height:10px;border-radius:50%;background:var(--primary-gradient);display:inline-block;box-shadow:0 0 0 4px rgba(15,162,149,0.2)}
.footer-desc{font-size:.9375rem;line-height:1.8;color:rgba(255,255,255,0.6)}
.footer-title{font-size:1rem;font-weight:600;color:#fff;margin-bottom:16px}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{margin-bottom:10px}
.footer-list a{color:rgba(255,255,255,0.6);font-size:.9375rem;transition:color .3s}
.footer-list a:hover{color:var(--primary)}
.footer-contact-item{display:flex;align-items:flex-start;gap:12px;padding:8px 0;font-size:.9375rem;color:rgba(255,255,255,0.6)}
.footer-contact-item svg{width:20px;height:20px;color:var(--primary);flex-shrink:0;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:24px 0;text-align:center;max-width:1280px;margin:0 auto;padding-left:24px;padding-right:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.footer-bottom span{font-size:.875rem;color:rgba(255,255,255,0.4)}
/* Responsive */
@media(max-width:1024px){
.header-nav{display:none}
.menu-toggle{display:flex}
.mobile-menu{display:none}
.mobile-menu.open{display:flex}
.header-logo{position:relative;left:auto;transform:none;margin-left:12px}
.header-inner{justify-content:flex-start}
.hero{min-height:520px}
.tier-grid{grid-template-columns:1fr;gap:20px;max-width:640px}
.tier-card.featured{transform:none;margin-top:20px}
.tier-card.featured:hover{transform:translateY(-4px)}
.plans-grid{grid-template-columns:1fr;max-width:640px;gap:20px}
.plan-card.recommended{transform:none;margin-top:20px}
.plan-card.recommended:hover{transform:translateY(-4px)}
.news-grid{grid-template-columns:repeat(2,1fr)}
.contact-wrap{grid-template-columns:1fr;gap:40px}
.footer-grid{grid-template-columns:1fr 1fr;gap:32px}
.section{padding:56px 0}
.hero{padding:48px 0}
}
@media(max-width:640px){
.container{padding:0 16px}
.header-inner{padding:0 16px}
.hero{min-height:420px;padding:32px 0}
.hero-sub{font-size:1rem}
.hero-stats{flex-direction:column;gap:16px}
.news-grid{grid-template-columns:1fr}
.news-header{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px}
.limited-banner .container{flex-direction:column;gap:32px}
.countdown-wrap{width:100%}
.footer-grid{grid-template-columns:1fr;gap:24px}
.footer-bottom{flex-direction:column;text-align:center}
.contact-wrap{padding:0 16px}
.plans-grid,.tier-grid{padding:0 16px}
.comparison-table-wrap{padding:0 16px}
.form-card{padding:28px 20px}
.section{padding:48px 0}
}
@media(max-width:520px){
.hero-btns{flex-direction:column;width:100%}
.hero-btns .btn-promo,.hero-btns .btn-secondary{width:100%;text-align:center}
.plan-price{font-size:2.25rem}
}

/* roulang page: category1 */
:root {
            --primary: #0FA295;
            --primary-dark: #0B7A70;
            --primary-light: #14B8A4;
            --primary-grad: linear-gradient(135deg, #0FA295, #14B8A4);
            --accent: #FFB020;
            --accent-light: #FFD166;
            --accent-grad: linear-gradient(135deg, #FFB020, #FF7A29);
            --dark: #10211E;
            --dark-2: #15302A;
            --page-bg: #F7F9F8;
            --card-bg: #FFFFFF;
            --text-main: #243331;
            --text-secondary: #5B6F6C;
            --text-light: #9BB0AD;
            --border-color: rgba(16, 33, 30, 0.08);
            --border-strong: rgba(16, 33, 30, 0.12);
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --shadow-sm: 0 6px 20px rgba(16, 33, 30, 0.06);
            --shadow-md: 0 14px 36px rgba(16, 33, 30, 0.12);
            --shadow-glow: 0 10px 30px rgba(15, 162, 149, 0.22);
            --section-gap: 96px;
            --section-gap-sm: 56px;
            --container-width: 1240px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--page-bg);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

        ul,
        ol {
            list-style: none;
        }

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

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(16, 33, 30, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            position: relative;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .header-nav-left {
            flex: 1;
            justify-content: flex-start;
        }

        .nav-link {
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text-main);
            position: relative;
            padding: 8px 2px;
            letter-spacing: 0.3px;
            transition: color 0.25s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            border-radius: 2px;
            background: var(--primary-grad);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform 0.3s ease;
        }

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

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

        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }

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

        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 1px;
            padding: 8px 20px;
            position: relative;
            z-index: 2;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .header-logo:hover {
            color: var(--text-main);
        }

        .header-logo::after {
            content: '';
            position: absolute;
            left: 20px;
            right: 20px;
            bottom: 2px;
            height: 3px;
            border-radius: 999px;
            background: var(--primary-grad);
        }

        .logo-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary-grad);
            box-shadow: 0 0 0 4px rgba(15, 162, 149, 0.15);
            flex-shrink: 0;
        }

        .header-right {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 16px;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-grad);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 0.65rem 1.4rem;
            font-size: 0.9375rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 14px rgba(15, 162, 149, 0.25);
            white-space: nowrap;
        }

        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
            color: #fff;
            background: linear-gradient(135deg, #0FA295, #1EC8B2);
        }

        .header-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            background: transparent;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            transition: border-color 0.3s ease;
        }

        .header-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--text-main);
            transition: all 0.3s ease;
        }

        .header-toggle.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .header-toggle.is-open span:nth-child(2) {
            opacity: 0;
        }

        .header-toggle.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .page-banner {
            position: relative;
            padding: 176px 0 96px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 480px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(16, 33, 30, 0.82), rgba(16, 33, 30, 0.55));
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color 0.25s ease;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.45);
        }

        .breadcrumb .breadcrumb-current {
            color: #fff;
            font-weight: 600;
        }

        .banner-content {
            max-width: 700px;
        }

        .banner-title {
            font-size: clamp(2.25rem, 5vw, 3.5rem);
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .banner-title .title-line {
            display: block;
        }

        .banner-subtitle {
            font-size: 1.125rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 36px;
            max-width: 560px;
            letter-spacing: 0.3px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.875rem 2rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
            text-decoration: none;
            letter-spacing: 0.5px;
            line-height: 1.4;
        }

        .btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 4px;
        }

        .btn-primary {
            background: var(--primary-grad);
            color: #fff;
            box-shadow: 0 6px 18px rgba(15, 162, 149, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
            color: #fff;
            background: linear-gradient(135deg, #0FA295, #1EC8B2);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-accent {
            background: var(--accent-grad);
            color: #3A2505;
            box-shadow: 0 6px 20px rgba(255, 122, 41, 0.3);
        }

        .btn-accent:hover {
            transform: translateX(4px);
            box-shadow: 0 10px 30px rgba(255, 122, 41, 0.42);
            color: #3A2505;
        }

        .stats-section {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border-color);
            padding: 64px 0;
            position: relative;
            z-index: 3;
        }

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

        .stat-item {
            text-align: center;
            padding: 32px 24px;
            background: linear-gradient(135deg, #E4F1EE, #FFFFFF);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.9);
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

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

        .stat-number {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 6px;
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
        }

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

        .section-tag {
            display: inline-block;
            background: #E4F1EE;
            color: var(--primary-dark);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 48px;
        }

        .section-desc-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-title-center {
            text-align: center;
        }

        .section-head-center {
            text-align: center;
        }

        .intro-block {
            display: flex;
            align-items: center;
            gap: 64px;
            padding: 32px 0;
        }

        .intro-block+.intro-block {
            border-top: 1px solid var(--border-color);
            margin-top: 32px;
        }

        .intro-media {
            flex: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            min-height: 320px;
            max-height: 420px;
        }

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

        .intro-media:hover img {
            transform: scale(1.05);
        }

        .intro-content {
            flex: 1;
        }

        .intro-title {
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .intro-text {
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 1rem;
            margin-bottom: 16px;
        }

        .intro-list {
            margin-top: 16px;
        }

        .intro-list li {
            position: relative;
            padding-left: 28px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 8px;
            font-size: 0.9375rem;
        }

        .intro-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 12px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary-grad);
            box-shadow: 0 0 0 4px rgba(15, 162, 149, 0.12);
        }

        .intro-block-reverse .intro-media {
            order: 2;
        }

        .intro-block-reverse .intro-content {
            order: 1;
        }

        .inline-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #E4F1EE;
            color: var(--primary-dark);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
        }

        .scenarios-section {
            background: var(--dark);
            padding: var(--section-gap) 0;
            position: relative;
            overflow: hidden;
        }

        .scenarios-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 162, 149, 0.12), transparent 60%);
        }

        .scenarios-section .container {
            position: relative;
            z-index: 2;
        }

        .scenarios-section .section-title {
            color: #fff;
        }

        .scenarios-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

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

        .scenario-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all 0.3s ease;
        }

        .scenario-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .scenario-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary-grad);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            box-shadow: 0 6px 16px rgba(15, 162, 149, 0.35);
        }

        .scenario-icon svg {
            width: 24px;
            height: 24px;
            stroke: #fff;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .scenario-title {
            font-size: 1.125rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .scenario-text {
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.7;
        }

        .process-section {
            padding: var(--section-gap) 0;
            background: linear-gradient(180deg, var(--page-bg), #EDF5F2);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 16px;
        }

        .process-step {
            position: relative;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-align: center;
        }

        .process-step:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .process-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-grad);
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 6px 18px rgba(15, 162, 149, 0.28);
        }

        .process-title-step {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .process-text {
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

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

        .faq-layout {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: start;
        }

        .faq-contact-card {
            background: linear-gradient(135deg, #E4F1EE, #FFFFFF);
            border-radius: var(--radius-lg);
            padding: 36px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .faq-contact-card .h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .faq-contact-card p {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .contact-line {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9375rem;
        }

        .contact-line:last-child {
            border-bottom: none;
        }

        .contact-line svg {
            width: 20px;
            height: 20px;
            stroke: var(--primary);
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
            flex-shrink: 0;
        }

        .faq-accordion-wrap {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            padding: 8px 16px;
        }

        .accordion {
            border-radius: 0;
        }

        .accordion-item {
            border-bottom: 1px solid var(--border-color);
            background: transparent;
        }

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

        .accordion-item .accordion-title {
            background: transparent;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            padding: 20px 20px 20px 48px;
            position: relative;
            border: none;
            line-height: 1.5;
            transition: color 0.3s ease;
        }

        .accordion-item .accordion-title::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--primary-grad);
            box-shadow: 0 0 0 4px rgba(15, 162, 149, 0.12);
        }

        .accordion-item .accordion-title::after {
            content: '+';
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.5rem;
            font-weight: 400;
            color: var(--primary);
            transition: transform 0.3s ease;
            background: transparent;
            border: none;
        }

        .accordion-item.is-active .accordion-title {
            color: var(--primary);
            background: transparent;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(45deg);
        }

        .accordion-item .accordion-content {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.7;
            padding: 0 20px 24px 48px;
        }

        .accordion-item .accordion-content p {
            margin-bottom: 0;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .cta-section {
            position: relative;
            padding: 88px 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(16, 33, 30, 0.86), rgba(16, 33, 30, 0.62));
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
        }

        .cta-title {
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .cta-desc {
            font-size: 1.0625rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 36px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.65);
            padding: 72px 0 0;
            font-size: 0.9375rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand-name {
            font-size: 1.375rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .footer-brand-name .logo-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary-grad);
            box-shadow: 0 0 0 4px rgba(15, 162, 149, 0.2);
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 0;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

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

        .footer-list a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.25s ease, padding-left 0.25s ease;
            font-size: 0.9375rem;
        }

        .footer-list a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 14px;
            line-height: 1.6;
            font-size: 0.9375rem;
        }

        .footer-contact-item svg {
            width: 18px;
            height: 18px;
            stroke: var(--primary-light);
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 28px 0;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom span {
            letter-spacing: 0.3px;
        }

        @media (max-width: 1023.98px) {
            .header-inner {
                height: 68px;
            }

            .header-nav-left {
                display: none;
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 4px;
                box-shadow: 0 12px 30px rgba(16, 33, 30, 0.12);
                border-bottom: 1px solid var(--border-color);
                z-index: 999;
            }

            .header-nav-left.open {
                display: flex;
            }

            .header-nav-left .nav-link {
                font-size: 1rem;
                padding: 14px 8px;
                border-bottom: 1px solid var(--border-color);
            }

            .header-nav-left .nav-link:last-child {
                border-bottom: none;
            }

            .header-nav-left .nav-link::after {
                display: none;
            }

            .header-right {
                flex: 1;
            }

            .header-toggle {
                display: flex;
            }

            .header-cta {
                display: none;
            }

            .page-banner {
                padding: 140px 0 72px;
                min-height: 420px;
            }

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

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

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

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

            .intro-block {
                flex-direction: column;
                gap: 32px;
            }

            .intro-block-reverse .intro-media {
                order: 0;
            }

            .intro-block-reverse .intro-content {
                order: 0;
            }

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

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

        @media (max-width: 639.98px) {
            .container {
                padding: 0 16px;
            }

            .header-inner {
                height: 62px;
            }

            .header-nav-left {
                top: 62px;
            }

            .header-logo {
                font-size: 1.25rem;
                padding: 6px 12px;
                gap: 8px;
            }

            .page-banner {
                padding: 120px 0 56px;
                min-height: 360px;
            }

            .banner-title {
                font-size: 2rem;
            }

            .banner-subtitle {
                font-size: 1rem;
            }

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

            .btn {
                width: 100%;
            }

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

            .stat-item {
                padding: 24px;
            }

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

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

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

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .cta-section {
                padding: 64px 0;
            }

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