/* roulang page: index */
:root {
  --bg-dark: #0F1115;
  --primary: #F5A623;
  --secondary: #1F7A5A;
  --bg-light: #F7F5F2;
  --bg-white: #FFFFFF;
  --card-dark: #181C24;
  --text-dark: #F5F3EE;
  --text-light: #1F2329;
  --text-muted: #8B93A3;
  --border-dark: rgba(255, 255, 255, 0.1);
  --border-light: #E7E4DD;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --shadow-dark: 0 8px 30px rgba(0, 0, 0, 0.25);
  --shadow-light: 0 4px 20px rgba(0, 0, 0, 0.06);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-cn);
  line-height: 1.75;
  color: var(--text-light);
  background: var(--bg-dark);
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 17, 21, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-dark);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}

.logo {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--text-dark);
  white-space: nowrap;
  transition: opacity 0.3s;
}

.logo:hover {
  opacity: 0.85;
}

.logo-gold {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-item {
  position: relative;
  padding: 0 4px;
}

.nav-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 10px 14px;
  border-bottom: 2px solid transparent;
  transition: color 0.3s, border-color 0.3s;
  line-height: 1.4;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-dark);
  border-bottom-color: var(--primary);
}

.mega-panel {
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 640px;
  background: var(--card-dark);
  border-radius: var(--radius-lg);
  padding: 26px;
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-dark);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
}

.nav-item: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: var(--card-dark);
  border-left: 1px solid var(--border-dark);
  border-top: 1px solid var(--border-dark);
}

.mega-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 24px;
}

.mega-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.mega-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-dark);
  padding: 6px 0;
  transition: color 0.2s;
}

.mega-link i {
  color: var(--primary);
  font-size: 12px;
}

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

.mega-fresh-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 14px;
  color: var(--text-dark);
}

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

.mega-fresh-item time {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}

.mega-card {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  transition: background 0.3s;
}

.mega-card:hover {
  background: rgba(245, 166, 35, 0.12);
}

.mega-card img {
  border-radius: 8px;
  margin-bottom: 12px;
  width: 100%;
  height: 88px;
  object-fit: cover;
}

.mega-card span {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  line-height: 1.5;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid rgba(245, 166, 35, 0.4);
  outline-offset: 2px;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 14px;
}

.btn-lg {
  padding: 14px 38px;
  font-size: 16px;
}

.btn-full {
  width: 100%;
}

.btn-primary {
  background: var(--primary);
  color: #0F1115;
}

.btn-primary:hover {
  background: #ffb840;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 166, 35, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: var(--text-dark);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  border: 1px solid #1F2329;
  color: var(--text-light);
}

.btn-outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-dark);
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 76px 0 0 0;
  background: rgba(15, 17, 21, 0.98);
  backdrop-filter: blur(20px);
  padding: 32px 24px;
  z-index: 99;
  overflow-y: auto;
}

.mobile-menu.open {
  display: block;
}

.mobile-menu a.nav-link-mobile {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 4px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border-dark);
}

.mobile-menu a.nav-link-mobile i {
  color: var(--primary);
}

.mobile-menu .btn {
  margin-top: 24px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  background: var(--bg-dark);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 17, 21, 0.82) 0%, rgba(15, 17, 21, 0.68) 40%, rgba(15, 17, 21, 0.55) 70%, rgba(15, 17, 21, 0.75) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
  padding-top: 56px;
  padding-bottom: 72px;
}

.hero-content {
  color: var(--text-dark);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  line-height: 1.3;
}

.badge-green {
  background: rgba(31, 122, 90, 0.2);
  color: #2FBF8A;
  border: 1px solid rgba(31, 122, 90, 0.4);
}

.hero h1 {
  font-size: 46px;
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 0.02em;
  margin: 24px 0 18px;
}

.hero-sub {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(245, 243, 238, 0.8);
  max-width: 540px;
  margin-bottom: 32px;
}

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

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(245, 243, 238, 0.7);
}

.meta-item i {
  color: var(--primary);
  font-size: 16px;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* ---------- Section ---------- */
.section {
  padding: 88px 0;
}

.section-light {
  background: var(--bg-light);
  color: var(--text-light);
}

.section-white {
  background: var(--bg-white);
  color: var(--text-light);
}

.section-dark {
  background: var(--bg-dark);
  color: var(--text-dark);
}

.section h2 {
  font-size: 36px;
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-light h2,
.section-white h2 {
  color: var(--text-light);
}

.section-dark h2 {
  color: var(--text-dark);
}

.section-sub {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.section-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 8px;
}

.section-head-row .section-sub {
  margin-bottom: 0;
}

/* ---------- Tier ---------- */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.tier-card {
  background: var(--card-dark);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  color: var(--text-dark);
  border: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
  transition: all 0.4s ease;
  position: relative;
  box-shadow: var(--shadow-dark);
}

.tier-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.3);
}

.tier-card.featured {
  min-height: 380px;
  border-color: rgba(245, 166, 35, 0.45);
  box-shadow: 0 14px 40px rgba(245, 166, 35, 0.12);
}

.tier-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-top: 16px;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.tier-card ul {
  list-style: none;
  flex: 1;
  margin-bottom: 28px;
}

.tier-card li {
  position: relative;
  padding: 7px 0 7px 30px;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(245, 243, 238, 0.82);
}

.tier-card li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free", "Font Awesome 5 Free";
  font-weight: 900;
  color: var(--primary);
  position: absolute;
  left: 0;
  top: 9px;
  font-size: 14px;
}

.tag-recommend {
  position: absolute;
  top: -14px;
  right: 28px;
  background: var(--primary);
  color: #0F1115;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

/* ---------- Compare Table ---------- */
.section-light-alt {
  background: var(--bg-white);
  color: var(--text-light);
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-light);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.compare-table th,
.compare-table td {
  padding: 20px 24px;
  text-align: center;
  border-bottom: 1px solid var(--border-light);
  font-size: 15px;
}

.compare-table th {
  font-weight: 700;
  font-size: 16px;
  background: var(--bg-light);
  color: var(--text-light);
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-light);
}

.compare-table tr:last-child td {
  border-bottom: none;
}

.compare-table .col-highlight {
  background: rgba(245, 166, 35, 0.08);
  position: relative;
}

.compare-table .cell-highlight {
  background: rgba(245, 166, 35, 0.08);
  font-weight: 700;
  color: var(--text-light);
}

.tag-table {
  display: inline-block;
  background: var(--primary);
  color: #0F1115;
  font-size: 12px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 6px;
}

.table-cta {
  text-align: center;
  margin-top: 36px;
}

/* ---------- Limited ---------- */
.section-dark-limited {
  background: linear-gradient(135deg, #0F1115 0%, #181C24 60%, #1A2027 100%);
  color: var(--text-dark);
  position: relative;
  overflow: hidden;
}

.section-dark-limited::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.limited-inner {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.limited-content h2 {
  font-size: 36px;
  font-weight: 900;
  margin-bottom: 16px;
}

.limited-content p {
  font-size: 16px;
  color: rgba(245, 243, 238, 0.75);
  max-width: 480px;
  margin-bottom: 32px;
  line-height: 1.8;
}

.countdown {
  display: flex;
  gap: 16px;
  margin-bottom: 36px;
}

.cd-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  min-width: 84px;
}

.cd-num {
  font-size: 40px;
  font-weight: 900;
  font-family: "SF Mono", "JetBrains Mono", Consolas, monospace;
  color: var(--primary);
  line-height: 1;
}

.cd-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 8px;
  letter-spacing: 0.08em;
}

.limited-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.advantage-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-light);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.1);
  border-color: rgba(245, 166, 35, 0.5);
}

.advantage-card i {
  font-size: 32px;
  color: var(--primary);
  margin-bottom: 18px;
}

.advantage-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-light);
}

.advantage-card p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ---------- News ---------- */
.news-section {
  background: var(--bg-light);
  color: var(--text-light);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 38px;
}

.news-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.1);
}

.news-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--card-dark);
}

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

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

.news-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.badge-cat {
  align-self: flex-start;
  background: rgba(31, 122, 90, 0.12);
  color: var(--secondary);
  font-size: 12px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.news-body h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.news-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.news-body time {
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: 12px;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  border: 2px dashed var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  background: var(--bg-white);
  font-size: 16px;
}

.empty-state i {
  display: block;
  font-size: 36px;
  margin-bottom: 16px;
  color: var(--border-light);
}

/* ---------- FAQ ---------- */
.faq-container {
  max-width: 860px;
}

.faq-container h2 {
  text-align: center;
}

.faq-container .section-sub {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.faq-list {
  margin-top: 40px;
}

.faq-item {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
  border-color: rgba(245, 166, 35, 0.4);
  box-shadow: var(--shadow-light);
}

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

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

.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--text-muted);
  transition: transform 0.3s;
  font-size: 14px;
  flex-shrink: 0;
}

.faq-item details[open] summary::after {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-item summary:hover {
  color: var(--primary);
}

.faq-item p {
  padding: 4px 24px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- Contact ---------- */
.section-dark-form {
  background: var(--bg-dark);
  color: var(--text-dark);
  position: relative;
  overflow: hidden;
}

.section-dark-form::before {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(31, 122, 90, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.form-wrap-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.contact-left h2 {
  font-size: 36px;
  font-weight: 900;
  margin-bottom: 18px;
}

.contact-left p {
  font-size: 16px;
  color: rgba(245, 243, 238, 0.75);
  line-height: 1.8;
  margin-bottom: 28px;
}

.contact-left ul {
  list-style: none;
  margin-top: 24px;
}

.contact-left ul li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 15px;
  color: var(--text-dark);
}

.contact-left ul li i {
  color: var(--primary);
  font-size: 18px;
  width: 24px;
  text-align: center;
}

.contact-right {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

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

.contact-form label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 8px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #D8D4CC;
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-light);
  font-size: 15px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.25);
}

.contact-form textarea {
  resize: vertical;
  min-height: 110px;
}

.contact-form .btn {
  margin-top: 4px;
}

.form-success {
  background: rgba(31, 122, 90, 0.15);
  border: 1px solid rgba(31, 122, 90, 0.4);
  color: #2FBF8A;
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
}

/* ---------- Footer ---------- */
.footer {
  background: #0B0D10;
  color: var(--text-dark);
  padding: 64px 0 0;
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .footer-logo {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 280px;
}

.footer-links-col h4 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  color: var(--text-dark);
}

.footer-links-col a {
  display: block;
  padding: 5px 0;
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.2s, padding-left 0.2s;
}

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

.footer-links-col p {
  font-size: 14px;
  color: var(--text-muted);
  padding: 5px 0;
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ---------- Toast ---------- */
.toast-success {
  position: fixed;
  top: 90px;
  right: 24px;
  background: var(--secondary);
  color: #fff;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  font-size: 14px;
  font-weight: 600;
  animation: fadeInDown 0.4s ease;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }

  .header-actions .btn-outline-light {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
    padding-top: 48px;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-sub {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-meta {
    justify-content: center;
  }

  .hero-image {
    display: none;
  }

  .tier-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .tier-card.featured {
    order: -1;
  }

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

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

  .limited-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .limited-content p {
    margin-left: auto;
    margin-right: auto;
  }

  .countdown {
    justify-content: center;
  }

  .limited-image {
    display: none;
  }

  .form-wrap-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .mega-panel {
    display: none;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 60px 0;
  }

  .section h2 {
    font-size: 28px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero {
    min-height: auto;
    padding-top: 40px;
  }

  .hero-inner {
    padding-bottom: 48px;
  }

  .meta-item {
    gap: 6px;
    font-size: 13px;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 14px 10px;
    font-size: 13px;
  }

  .countdown .cd-item {
    min-width: 64px;
    padding: 12px 14px;
  }

  .cd-num {
    font-size: 28px;
  }

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

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

  .contact-right {
    padding: 24px;
  }

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

  .section-head-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-sub {
    font-size: 15px;
  }
}

/* roulang page: article */
:root {
  --color-ink: #0F1115;
  --color-gold: #F5A623;
  --color-jade: #1F7A5A;
  --color-paper: #F7F5F2;
  --color-card-dark: #181C24;
  --color-body-light: #F5F3EE;
  --color-body-dark: #1F2329;
  --color-muted: #8B93A3;
  --border-dark: rgba(255,255,255,0.1);
  --border-light: #E7E4DD;
  --radius-xl: 12px;
  --radius-2xl: 16px;
  --shadow-card-dark: 0 8px 30px rgba(0,0,0,0.25);
  --shadow-card-light: 0 4px 20px rgba(0,0,0,0.06);
}
*, *::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(--color-ink);
  color: var(--color-body-light);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 1rem; }
@media (min-width: 640px) { .container { padding: 0 1.5rem; } }
@media (min-width: 1024px) { .container { padding: 0 2rem; } }

/* 顶部导航 */
.site-header {
  background: rgba(15,17,21,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 1.5rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  font-size: 1.35rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.02em;
}
.logo .logo-gold { color: var(--color-gold); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  justify-content: center;
}
.nav-item { position: relative; }
.nav-link {
  display: inline-block;
  padding: 0.65rem 1.1rem;
  color: rgba(245,243,238,0.8);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 10px;
  transition: all 0.3s ease;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-gold);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.nav-link:hover, .nav-link.active { color: var(--color-gold); }
.nav-link:hover::after, .nav-link.active::after { width: 40%; }
.mega-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 640px;
  background: var(--color-card-dark);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-2xl);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 1.75rem;
  backdrop-filter: blur(20px);
}
.nav-item: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: var(--color-card-dark);
  border-left: 1px solid var(--border-dark);
  border-top: 1px solid var(--border-dark);
}
.mega-grid { display: grid; grid-template-columns: 1fr 1fr 1.1fr; gap: 1.5rem; }
.mega-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}
.mega-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0;
  color: rgba(245,243,238,0.75);
  font-size: 0.88rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.mega-link i { font-size: 0.6rem; color: var(--color-gold); }
.mega-link:hover { color: var(--color-gold); padding-left: 4px; }
.mega-fresh-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border-dark);
  font-size: 0.82rem;
  color: rgba(245,243,238,0.7);
}
.mega-fresh-item time { color: var(--color-muted); font-size: 0.75rem; flex-shrink: 0; }
.mega-card {
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-xl);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.mega-card img { border-radius: 8px; height: 100px; object-fit: cover; width: 100%; }
.mega-card span { font-size: 0.85rem; font-weight: 600; color: var(--color-body-light); }
.header-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--color-gold); color: #0F1115; }
.btn-primary:hover { background: #ffb84d; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,166,35,0.3); }
.btn-primary:active { transform: translateY(0); }
.btn-outline-dark {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.5);
  color: #fff;
}
.btn-outline-dark:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
.btn-sm { padding: 0.45rem 1rem; font-size: 0.8rem; }
.burger { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

/* 移动端菜单 */
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-ink);
  z-index: 99;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-nav-links { display: flex; flex-direction: column; gap: 0.5rem; }
.mobile-nav-links a {
  padding: 0.9rem 1rem;
  color: var(--color-body-light);
  font-size: 1rem;
  border-radius: 10px;
  border: 1px solid var(--border-dark);
}
.mobile-nav-links a:hover, .mobile-nav-links a.active { color: var(--color-gold); border-color: rgba(245,166,35,0.4); }

/* 文章页面包屑 */
.crumb {
  background: var(--color-ink);
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-dark);
}
.crumb-inner { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--color-muted); flex-wrap: wrap; }
.crumb-inner a { color: var(--color-muted); transition: color 0.2s ease; }
.crumb-inner a:hover { color: var(--color-gold); }
.crumb-inner .sep { color: rgba(139,147,163,0.5); }

/* 文章主体 */
.article-main { background: var(--color-paper); color: var(--color-body-dark); padding: 3rem 0 4rem; }
.article-container { max-width: 860px; margin: 0 auto; padding: 0 1rem; }
@media (min-width: 768px) { .article-container { padding: 0 2rem; } }
.article-cate {
  display: inline-block;
  background: rgba(31,122,90,0.12);
  color: var(--color-jade);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.article-title {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--color-body-dark);
  margin-bottom: 1rem;
}
@media (min-width: 768px) { .article-title { font-size: 2.5rem; } }
.article-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-muted);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 2rem;
}
.article-meta i { margin-right: 0.3rem; font-size: 0.8rem; }
.article-hero-img { border-radius: var(--radius-2xl); margin-bottom: 2rem; box-shadow: var(--shadow-card-light); }
.article-body { font-size: 1.02rem; line-height: 2; color: #2A2E35; }
.article-body p { margin-bottom: 1.2em; }
.article-body h2 { font-size: 1.5rem; font-weight: 700; margin: 2.5rem 0 1rem; color: var(--color-body-dark); line-height: 1.5; }
.article-body h3 { font-size: 1.2rem; font-weight: 600; margin: 2rem 0 0.8rem; color: var(--color-body-dark); }
.article-body img { border-radius: var(--radius-xl); margin: 1.5rem 0; }
.article-body blockquote {
  border-left: 4px solid var(--color-gold);
  background: var(--color-paper);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  color: #454B54;
  font-style: normal;
}
.article-body ul { margin: 1rem 0 1.2rem; padding-left: 1.5rem; }
.article-body ul li { margin-bottom: 0.5rem; }
.article-body a { color: var(--color-gold); font-weight: 500; text-decoration: underline; text-underline-offset: 4px; }
.article-body code {
  background: var(--color-card-dark);
  color: var(--color-body-light);
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.9em;
}
.article-body pre {
  background: var(--color-card-dark);
  color: var(--color-body-light);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-xl);
  overflow-x: auto;
  margin: 1.5rem 0;
  line-height: 1.7;
  font-size: 0.9rem;
}

/* 文章页导航 */
.article-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 3rem;
  border-top: 1px solid var(--border-light);
  padding-top: 1.5rem;
}
.page-link {
  display: block;
  padding: 1rem 1.25rem;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  transition: all 0.3s ease;
  color: var(--color-body-dark);
}
.page-link:hover { border-color: rgba(245,166,35,0.5); box-shadow: var(--shadow-card-light); transform: translateY(-2px); }
.page-link .dir { font-size: 0.75rem; color: var(--color-muted); display: block; margin-bottom: 0.25rem; }
.page-link .txt { font-size: 0.9rem; font-weight: 600; line-height: 1.4; }

/* 相关推荐 */
.recommend-section { padding: 4rem 0; background: var(--color-paper); border-top: 1px solid var(--border-light); }
.recommend-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; }
.recommend-head h2 { font-size: 1.5rem; font-weight: 700; color: var(--color-body-dark); }
.recommend-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .recommend-grid { grid-template-columns: repeat(3, 1fr); } }
.rec-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.3s ease;
}
.rec-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-light); }
.rec-card img { width: 100%; height: 170px; object-fit: cover; }
.rec-card-body { padding: 1.25rem; }
.rec-card-body .rec-cate { font-size: 0.75rem; color: var(--color-jade); font-weight: 600; }
.rec-card-body h3 { font-size: 1rem; font-weight: 600; color: var(--color-body-dark); margin: 0.4rem 0; line-height: 1.5; }
.rec-card-body time { font-size: 0.78rem; color: var(--color-muted); }

/* CTA 区块 */
.article-cta { background: var(--color-paper); padding: 2rem 0 4rem; }
.cta-card {
  background: linear-gradient(135deg, rgba(245,166,35,0.08) 0%, rgba(31,122,90,0.06) 100%), var(--color-card-dark);
  border-radius: var(--radius-2xl);
  padding: 2.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.cta-card h3 { font-size: 1.5rem; font-weight: 700; color: var(--color-body-light); }
.cta-card p { color: rgba(245,243,238,0.7); font-size: 0.95rem; margin-top: 0.5rem; }

/* 页脚 */
.footer { background: var(--color-ink); border-top: 1px solid var(--border-dark); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2.5rem; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer-logo { font-size: 1.4rem; font-weight: 900; color: #fff; margin-bottom: 0.75rem; }
.footer-logo .logo-gold { color: var(--color-gold); }
.footer-brand p { color: var(--color-muted); font-size: 0.88rem; max-width: 320px; line-height: 1.8; }
.footer-links-col h4 { color: var(--color-body-light); font-size: 0.9rem; font-weight: 600; margin-bottom: 1rem; }
.footer-links-col a { display: block; color: var(--color-muted); font-size: 0.85rem; padding: 0.25rem 0; transition: color 0.2s ease; }
.footer-links-col a:hover { color: var(--color-gold); }
.footer-links-col p { color: var(--color-muted); font-size: 0.85rem; padding: 0.25rem 0; }
.footer-bottom { border-top: 1px solid var(--border-dark); padding-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p { color: var(--color-muted); font-size: 0.82rem; }

/* 空态 */
.empty-state {
  border: 2px dashed var(--border-light);
  border-radius: var(--radius-2xl);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--color-muted);
}
.empty-state i { font-size: 2.5rem; margin-bottom: 1rem; color: rgba(139,147,163,0.5); }

/* 响应式 */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .header-actions .btn-login { display: inline-flex; }
  .burger { display: block; }
}
@media (max-width: 640px) {
  .header-actions .btn-login { display: none; }
  .article-pager { grid-template-columns: 1fr; }
  .cta-card { flex-direction: column; text-align: center; }
  .article-title { font-size: 1.6rem; }
}

/* roulang page: category1 */
:root {
            --ink: #0F1115;
            --amber: #F5A623;
            --emerald: #1F7A5A;
            --paper: #F7F5F2;
            --card-dark: #181C24;
            --text-light: #F5F3EE;
            --body:#1F2329;
            --muted:#8B93A3;
            --border-dark: rgba(255,255,255,0.1);
            --border-light: #E7E4DD;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-dark: 0 8px 30px rgba(0,0,0,0.25);
            --shadow-light: 0 4px 20px rgba(0,0,0,0.06);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--ink);
            color: var(--text-light);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        body.light-section {
            background-color: var(--paper);
            color: var(--body);
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 640px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* Header + Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(15, 17, 21, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, #F5A623, #B85C2A);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0F1115;
            font-size: 17px;
            font-weight: 900;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-size: 19px;
            font-weight: 900;
            letter-spacing: 0.02em;
            color: #F5F3EE;
            white-space: nowrap;
        }

        .nav-logo-text .logo-gold {
            color: #F5A623;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: inline-block;
            padding: 0.6rem 1rem;
            font-size: 15.5px;
            font-weight: 500;
            color: rgba(245, 243, 238, 0.8);
            border-radius: 8px;
            position: relative;
            transition: color 0.25s, background 0.25s;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 1rem;
            right: 1rem;
            bottom: -2px;
            height: 2px;
            background: #F5A623;
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 0.3s ease;
        }

        .nav-link:hover,
        .nav-link.active {
            color: #F5A623;
        }

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

        .mega-panel {
            position: absolute;
            top: calc(100% + 20px);
            left: 50%;
            transform: translateX(-50%) translateY(10px);
            width: 640px;
            background: #181C24;
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            box-shadow: 0 20px 50px rgba(0,0,0,0.5);
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
            z-index: 90;
        }

        .nav-item:hover .mega-panel,
        .nav-item:focus-within .mega-panel {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(-50%) translateY(0);
        }

        .mega-grid {
            display: grid;
            grid-template-columns: 1.2fr 1.2fr 1fr;
            gap: 1.8rem;
        }

        .mega-title {
            font-size: 13px;
            font-weight: 700;
            color: #8B93A3;
            letter-spacing: 0.08em;
            margin-bottom: 0.9rem;
            text-transform: uppercase;
        }

        .mega-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 14px;
            color: rgba(245,243,238,0.85);
            padding: 0.45rem 0;
            transition: color 0.2s, padding-left 0.2s;
        }

        .mega-link i {
            font-size: 10px;
            color: #F5A623;
        }

        .mega-link:hover {
            color: #F5A623;
            padding-left: 5px;
        }

        .mega-fresh-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 14px;
            color: rgba(245,243,238,0.8);
            padding: 0.5rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

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

        .mega-fresh-item time {
            color: #8B93A3;
            font-size: 12.5px;
            flex-shrink: 0;
            margin-left: 0.6rem;
        }

        .mega-card {
            background: #1F2329;
            border-radius: 12px;
            padding: 1rem;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .mega-card img {
            width: 100%;
            height: 90px;
            object-fit: cover;
            border-radius: 8px;
        }

        .mega-card span {
            font-size: 14px;
            font-weight: 600;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.7rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            font-weight: 600;
            border-radius: 10px;
            padding: 0.7rem 1.5rem;
            font-size: 15px;
            line-height: 1.4;
            transition: all 0.3s ease;
            border: 1px solid transparent;
            text-align: center;
        }

        .btn-primary {
            background: #F5A623;
            color: #0F1115;
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.3);
        }

        .btn-primary:hover {
            background: #FFB84D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 166, 35, 0.4);
        }

        .btn-primary:active {
            transform: translateY(0px);
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(255,255,255,0.5);
            color: #F5F3EE;
        }

        .btn-outline-light:hover {
            background: rgba(255,255,255,0.1);
            border-color: #F5A623;
            color: #F5A623;
            transform: translateY(-2px);
        }

        .btn-outline-dark {
            background: transparent;
            border-color: #B0ABA0;
            color: #1F2329;
        }

        .btn-outline-dark:hover {
            border-color: #F5A623;
            color: #F5A623;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 0.4rem 1rem;
            font-size: 13.5px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 0.9rem 2.2rem;
            font-size: 16.5px;
        }

        .btn-block {
            width: 100%;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #F5F3EE;
            font-size: 24px;
            padding: 0.4rem;
            border-radius: 8px;
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 200;
            background: rgba(15,17,21,0.98);
            backdrop-filter: blur(16px);
            padding: 1.5rem;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 2rem;
        }

        .mobile-drawer-close {
            background: none;
            border: none;
            color: #F5F3EE;
            font-size: 28px;
        }

        .mobile-nav-link {
            display: block;
            font-size: 20px;
            font-weight: 700;
            padding: 1rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            color: rgba(245,243,238,0.9);
        }

        .mobile-nav-link.active {
            color: #F5A623;
        }

        .mobile-drawer-cta {
            margin-top: 2rem;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        /* Hero */
        .section-hero {
            background: linear-gradient(135deg, #0F1115 0%, #1A1E26 60%, #241E16 100%);
            padding: 5rem 0 6.5rem;
            position: relative;
            overflow: hidden;
        }

        .section-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }

        .section-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(15,17,21,0.6) 0%, rgba(15,17,21,0.85) 100%);
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 4rem;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(31, 122, 90, 0.25);
            color: #4DB68D;
            font-size: 13.5px;
            font-weight: 600;
            padding: 0.4rem 1rem;
            border-radius: 999px;
            border: 1px solid rgba(31, 122, 90, 0.4);
            margin-bottom: 1.5rem;
        }

        .hero-title {
            font-size: 44px;
            font-weight: 900;
            line-height: 1.2;
            color: #F5F3EE;
            margin-bottom: 1.5rem;
            letter-spacing: 0.02em;
        }

        .hero-title .gold {
            color: #F5A623;
        }

        .hero-subtitle {
            font-size: 18px;
            color: rgba(245,243,238,0.8);
            max-width: 540px;
            margin-bottom: 2rem;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2.5rem;
        }

        .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 1.8rem;
        }

        .hero-metric {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 14px;
            color: rgba(245,243,238,0.75);
        }

        .hero-metric i {
            color: #F5A623;
        }

        .hero-image-wrap {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
            transform: rotate(1deg);
        }

        .hero-image-wrap img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        .hero-image-dark {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15,17,21,0.6), transparent);
            display: flex;
            align-items: flex-end;
            padding: 1.5rem;
        }

        .hero-image-badge {
            background: rgba(15,17,21,0.7);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.2);
            color: #F5F3EE;
            font-size: 13px;
            font-weight: 500;
            padding: 0.4rem 1rem;
            border-radius: 999px;
        }

        /* Section common */
        .section {
            padding: 4.5rem 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: #F5A623;
            margin-bottom: 0.8rem;
        }

        .section-title {
            font-size: 34px;
            font-weight: 800;
            letter-spacing: 0.02em;
            line-height: 1.25;
            margin-bottom: 1rem;
            color: inherit;
        }

        .section-desc {
            font-size: 16.5px;
            color: #8B93A3;
            max-width: 720px;
            line-height: 1.8;
        }

        .section-header {
            margin-bottom: 3rem;
        }

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

        .section-header-center .section-desc {
            margin: 0 auto;
        }

        /* Light sections */
        .light-section {
            background: #F7F5F2;
            color: #1F2329;
        }

        .light-section .section-title {
            color: #1F2329;
        }

        .light-section .section-desc {
            color: #5B6472;
        }

        /* Feature alternation */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            margin-bottom: 5rem;
        }

        .feature-row:last-child {
            margin-bottom: 0;
        }

        .feature-row.reverse .feature-media {
            order: 2;
        }

        .feature-media {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
        }

        .feature-media img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .feature-media:hover img {
            transform: scale(1.03);
        }

        .feature-tag {
            display: inline-block;
            background: rgba(245, 166, 35, 0.15);
            color: #A96B0A;
            font-size: 13px;
            font-weight: 600;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            margin-bottom: 1rem;
        }

        .feature-title {
            font-size: 26px;
            font-weight: 800;
            color: #1F2329;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .feature-text {
            color: #4B5563;
            line-height: 1.9;
            margin-bottom: 1.2rem;
            font-size: 15.5px;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.7rem;
            font-size: 15px;
            color: #1F2329;
            padding: 0.4rem 0;
        }

        .feature-list li i {
            color: #F5A623;
            font-size: 14px;
            margin-top: 5px;
        }

        /* Stats strip */
        .stats-strip {
            background: #181C24;
            border-radius: 16px;
            padding: 2.5rem 2rem;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin: 3rem 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        .stat-item {
            text-align: center;
            padding: 0.5rem;
        }

        .stat-number {
            font-size: 32px;
            font-weight: 900;
            color: #F5A623;
            font-family: 'Courier New', monospace;
        }

        .stat-label {
            font-size: 13.5px;
            color: rgba(245,243,238,0.7);
            margin-top: 0.3rem;
        }

        /* Data cards */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .data-card {
            background: #181C24;
            border-radius: 12px;
            padding: 1.6rem;
            border: 1px solid rgba(255,255,255,0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .data-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 14px 40px rgba(0,0,0,0.35);
        }

        .data-card-icon {
            width: 46px;
            height: 46px;
            border-radius: 10px;
            background: rgba(245, 166, 35, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            color: #F5A623;
            margin-bottom: 1rem;
        }

        .data-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #F5F3EE;
            margin-bottom: 0.5rem;
        }

        .data-card p {
            font-size: 14.5px;
            color: #8B93A3;
            line-height: 1.8;
        }

        /* CTA banner */
        .cta-banner {
            border-radius: 20px;
            overflow: hidden;
            background: linear-gradient(135deg, #181C24, #0F1115);
            position: relative;
            padding: 4rem 3rem;
            text-align: center;
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.25;
        }

        .cta-banner-content {
            position: relative;
            z-index: 2;
        }

        .cta-banner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #F5F3EE;
            margin-bottom: 0.8rem;
        }

        .cta-banner p {
            color: rgba(245,243,238,0.75);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto 2rem;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #F7F5F2;
            border-radius: 12px;
            margin-bottom: 1rem;
            border: 1px solid #E7E4DD;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }

        .faq-item:hover {
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
        }

        .faq-item summary {
            cursor: pointer;
            list-style: none;
            padding: 1.4rem 1.6rem;
            font-size: 16px;
            font-weight: 600;
            color: #1F2329;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
        }

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

        .faq-item summary::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 13px;
            color: #F5A623;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 1rem;
        }

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

        .faq-answer {
            padding: 0 1.6rem 1.5rem;
            color: #4B5563;
            font-size: 15px;
            line-height: 1.9;
        }

        /* Flow steps */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
            margin-top: 2rem;
        }

        .flow-step {
            text-align: center;
            padding: 1.5rem 1rem;
            background: #181C24;
            border-radius: 16px;
            border: 1px solid rgba(255,255,255,0.06);
        }

        .flow-step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #F5A623;
            color: #0F1115;
            font-weight: 900;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.8rem;
        }

        .flow-step h4 {
            font-size: 15.5px;
            font-weight: 700;
            color: #F5F3EE;
            margin-bottom: 0.4rem;
        }

        .flow-step p {
            font-size: 13px;
            color: #8B93A3;
            line-height: 1.6;
        }

        /* Footer */
        .footer {
            background: #0F1115;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding: 3.5rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 900;
            color: #F5F3EE;
            margin-bottom: 0.8rem;
        }

        .footer-logo .logo-gold {
            color: #F5A623;
        }

        .footer-brand p {
            color: #8B93A3;
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-links-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #F5F3EE;
            margin-bottom: 1rem;
        }

        .footer-links-col a {
            display: block;
            color: #8B93A3;
            font-size: 14px;
            padding: 0.3rem 0;
            transition: color 0.2s;
        }

        .footer-links-col a:hover {
            color: #F5A623;
        }

        .footer-links-col p {
            color: #8B93A3;
            font-size: 14px;
            padding: 0.2rem 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 1.5rem;
            text-align: center;
            color: #6B7280;
            font-size: 13.5px;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 14px;
            color: #8B93A3;
            margin-bottom: 1.5rem;
        }

        .breadcrumb a {
            color: #8B93A3;
        }

        .breadcrumb a:hover {
            color: #F5A623;
        }

        .breadcrumb .sep {
            color: #4B5563;
            font-size: 12px;
        }

        .breadcrumb .current {
            color: #F5A623;
        }

        /* Scroll to top */
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #F5A623;
            color: #0F1115;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 50;
            box-shadow: 0 8px 20px rgba(245, 166, 35, 0.35);
            transition: transform 0.3s, background 0.3s;
            border: none;
        }

        .scroll-top:hover {
            transform: translateY(-4px);
            background: #FFB84D;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links,
            .nav-actions .btn-outline-light {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .navbar {
                height: 64px;
            }

            .hero-title {
                font-size: 36px;
            }

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

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

            .feature-row,
            .feature-row.reverse {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .feature-row.reverse .feature-media {
                order: 1;
            }

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

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

            .hero-inner {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }

            .hero-image-wrap {
                max-width: 100%;
            }

            .hero-image-wrap img {
                height: 280px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 3rem 0;
            }

            .section-title {
                font-size: 28px;
            }

            .hero-title {
                font-size: 31px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

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

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

            .flow-steps {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }

            .cta-banner {
                padding: 3rem 1.5rem;
            }

            .cta-banner h2 {
                font-size: 26px;
            }

            .nav-logo-text {
                font-size: 16px;
            }

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

            .faq-item summary {
                font-size: 15px;
                padding: 1.1rem 1.2rem;
            }

            .faq-answer {
                padding: 0 1.2rem 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .hero-title {
                font-size: 27px;
            }

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

            .hero-metrics {
                flex-direction: column;
                gap: 0.8rem;
            }

            .section-title {
                font-size: 24px;
            }

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

            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }

            .footer-bottom {
                font-size: 12.5px;
            }
        }

/* roulang page: category2 */
/* ===== Design Tokens ===== */
    :root {
      --bg-dark: #0F1115;
      --bg-card-dark: #181C24;
      --bg-paper: #F7F5F2;
      --bg-white: #FFFFFF;
      --gold: #F5A623;
      --gold-light: #FFC55C;
      --green: #1F7A5A;
      --text-dark: #1F2329;
      --text-light: #F5F3EE;
      --text-muted-dark: #8B93A3;
      --text-muted-light: #B8BECC;
      --border-dark: rgba(255,255,255,0.1);
      --border-light: #E7E4DD;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 10px;
      --shadow-card-dark: 0 8px 30px rgba(0,0,0,0.25);
      --shadow-card-light: 0 4px 20px rgba(0,0,0,0.06);
      --shadow-hover: 0 14px 36px rgba(0,0,0,0.18);
      --transition: all 0.3s ease;
    }

    /* ===== Base Reset ===== */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      -webkit-font-smoothing: antialiased;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background-color: var(--bg-dark);
      color: var(--text-light);
      line-height: 1.75;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }

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

    button,
    input,
    textarea,
    select {
      font-family: inherit;
      font-size: inherit;
      color: inherit;
    }

    /* ===== Container ===== */
    .container {
      width: 100%;
      max-width: 80rem;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1rem;
      padding-right: 1rem;
    }

    @media (min-width: 640px) {
      .container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
      }
    }

    @media (min-width: 1024px) {
      .container {
        padding-left: 2rem;
        padding-right: 2rem;
      }
    }

    /* ===== Header & Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(15, 17, 21, 0.92);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border-dark);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 70px;
      gap: 1rem;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 1.4rem;
      font-weight: 900;
      letter-spacing: 0.02em;
      color: var(--text-light);
      white-space: nowrap;
      transition: var(--transition);
    }

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

    .logo-gold {
      color: var(--gold);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      margin-left: auto;
    }

    .nav-item {
      position: relative;
    }

    .nav-link {
      display: inline-block;
      padding: 0.55rem 0.9rem;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-light);
      border-radius: var(--radius-sm);
      position: relative;
      transition: var(--transition);
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%) scaleX(0);
      width: 70%;
      height: 2px;
      background: var(--gold);
      border-radius: 2px;
      transition: transform 0.3s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--gold);
    }

    .nav-link:hover::after,
    .nav-link.active::after {
      transform: translateX(-50%) scaleX(1);
    }

    .mega-panel {
      position: absolute;
      top: calc(100% + 10px);
      left: 50%;
      transform: translateX(-50%) translateY(8px);
      width: 640px;
      background: var(--bg-card-dark);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card-dark);
      padding: 1.5rem;
      opacity: 0;
      visibility: hidden;
      transition: var(--transition);
      z-index: 120;
    }

    .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(--bg-card-dark);
    }

    .nav-item:hover .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateX(-50%) translateY(0);
    }

    .mega-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1.1fr;
      gap: 1.2rem;
    }

    .mega-title {
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--text-muted-dark);
      margin-bottom: 0.7rem;
    }

    .mega-link {
      display: flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.9rem;
      color: var(--text-light);
      padding: 0.3rem 0;
      border-radius: 6px;
      transition: var(--transition);
    }

    .mega-link i {
      font-size: 0.7rem;
      color: var(--gold);
    }

    .mega-link:hover {
      color: var(--gold);
      padding-left: 0.3rem;
    }

    .mega-fresh-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.85rem;
      color: var(--text-muted-light);
      padding: 0.35rem 0;
      border-bottom: 1px dashed rgba(255,255,255,0.08);
    }

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

    .mega-fresh-item span {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .mega-fresh-item time {
      font-size: 0.75rem;
      color: var(--text-muted-dark);
      flex-shrink: 0;
    }

    .mega-card {
      background: rgba(245, 166, 35, 0.08);
      border: 1px solid rgba(245, 166, 35, 0.2);
      border-radius: var(--radius-md);
      padding: 0.8rem;
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 0.5rem;
    }

    .mega-card img {
      border-radius: 8px;
      height: 70px;
      object-fit: cover;
    }

    .mega-card span {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-light);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      flex-shrink: 0;
    }

    .more-wrap {
      position: relative;
    }

    .more-panel {
      position: absolute;
      top: calc(100% + 10px);
      right: 0;
      width: 280px;
      background: var(--bg-card-dark);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card-dark);
      padding: 1rem;
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: var(--transition);
      z-index: 130;
    }

    .more-wrap:hover .more-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .more-panel a {
      display: block;
      padding: 0.5rem 0.6rem;
      border-radius: 8px;
      font-size: 0.9rem;
      color: var(--text-light);
      transition: var(--transition);
    }

    .more-panel a:hover {
      background: rgba(245, 166, 35, 0.1);
      color: var(--gold);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      background: transparent;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-sm);
      color: var(--text-light);
      font-size: 1.2rem;
      cursor: pointer;
      transition: var(--transition);
    }

    .menu-toggle:hover {
      border-color: var(--gold);
      color: var(--gold);
    }

    .mobile-menu {
      display: none;
      position: fixed;
      inset: 70px 0 0 0;
      background: var(--bg-dark);
      border-top: 1px solid var(--border-dark);
      padding: 2rem 1.5rem;
      z-index: 110;
      overflow-y: auto;
    }

    .mobile-menu.open {
      display: block;
    }

    .mobile-menu a {
      display: block;
      padding: 0.8rem 0;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-light);
      border-bottom: 1px solid rgba(255,255,255,0.06);
    }

    .mobile-menu a:hover,
    .mobile-menu a.active-mobile {
      color: var(--gold);
    }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.7rem 1.4rem;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-weight: 700;
      cursor: pointer;
      border: none;
      transition: var(--transition);
      line-height: 1.5;
    }

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

    .btn-primary:hover {
      background: var(--gold-light);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(245, 166, 35, 0.3);
    }

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

    .btn-outline-light {
      background: transparent;
      border: 1px solid rgba(255,255,255,0.4);
      color: var(--text-light);
    }

    .btn-outline-light:hover {
      background: rgba(255,255,255,0.1);
      border-color: var(--gold);
      color: var(--gold);
    }

    .btn-outline-dark {
      background: transparent;
      border: 1px solid var(--text-dark);
      color: var(--text-dark);
    }

    .btn-outline-dark:hover {
      border-color: var(--gold);
      color: var(--gold);
      transform: translateY(-2px);
    }

    .btn-sm {
      padding: 0.45rem 1rem;
      font-size: 0.85rem;
    }

    .btn-lg {
      padding: 0.9rem 2rem;
      font-size: 1.05rem;
    }

    .btn-block {
      width: 100%;
    }

    /* ===== Hero ===== */
    .hero-section {
      position: relative;
      background-image: url('/assets/images/backpic/back-2.png');
      background-size: cover;
      background-position: center;
      padding: 5rem 0 6rem;
      overflow: hidden;
    }

    .hero-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(15,17,21,0.94) 0%, rgba(15,17,21,0.82) 55%, rgba(15,17,21,0.45) 100%);
    }

    .hero-section::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 120px;
      background: linear-gradient(to bottom, transparent, var(--bg-paper));
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.3fr 0.7fr;
      gap: 3rem;
      align-items: center;
    }

    .hero-breadcrumb {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.85rem;
      color: var(--text-muted-light);
      margin-bottom: 1.2rem;
    }

    .hero-breadcrumb a:hover {
      color: var(--gold);
    }

    .hero-breadcrumb i {
      font-size: 0.7rem;
      color: var(--gold);
    }

    .hero-title {
      font-size: 2.6rem;
      font-weight: 900;
      line-height: 1.25;
      letter-spacing: 0.02em;
      margin-bottom: 1rem;
    }

    .hero-title .gold-line {
      color: var(--gold);
    }

    .hero-subtitle {
      font-size: 1.05rem;
      line-height: 1.9;
      color: var(--text-muted-light);
      max-width: 520px;
      margin-bottom: 1.8rem;
    }

    .hero-btns {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
    }

    .hero-visual {
      position: relative;
    }

    .hero-visual img {
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card-dark);
      border: 1px solid var(--border-dark);
      object-fit: cover;
      width: 100%;
      height: 320px;
    }

    .hero-badges {
      position: relative;
      z-index: 3;
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      margin-top: 2.2rem;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.85rem;
      color: var(--text-light);
      background: rgba(255,255,255,0.06);
      border: 1px solid var(--border-dark);
      border-radius: 50px;
      padding: 0.35rem 1rem;
      backdrop-filter: blur(4px);
    }

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

    /* ===== Sections ===== */
    .section {
      padding: 4.5rem 0;
    }

    .section-paper {
      background-color: var(--bg-paper);
      color: var(--text-dark);
    }

    .section-white {
      background-color: var(--bg-white);
      color: var(--text-dark);
    }

    .section-dark {
      background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-card-dark) 100%);
      color: var(--text-light);
    }

    .section-head {
      display: flex;
      flex-direction: column;
      gap: 0.8rem;
      margin-bottom: 2.5rem;
    }

    .section-head h2 {
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: 0.02em;
      line-height: 1.3;
    }

    .section-head p {
      max-width: 620px;
      color: var(--text-muted-dark);
      line-height: 1.8;
      font-size: 0.98rem;
    }

    .section-head.is-light h2,
    .section-head.is-light p {
      color: var(--text-light);
    }

    .section-head.is-light p {
      color: var(--text-muted-light);
    }

    .section-head-row {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: 1rem;
      flex-wrap: wrap;
    }

    /* ===== Tag / Badge ===== */
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 0.3rem;
      font-size: 0.76rem;
      font-weight: 700;
      letter-spacing: 0.03em;
      padding: 0.22rem 0.7rem;
      border-radius: 50px;
      background: rgba(31, 122, 90, 0.1);
      color: var(--green);
      border: 1px solid rgba(31, 122, 90, 0.2);
      white-space: nowrap;
    }

    .tag-gold {
      background: rgba(245, 166, 35, 0.12);
      color: #B07400;
      border: 1px solid rgba(245, 166, 35, 0.3);
    }

    .tag-light {
      background: rgba(255,255,255,0.1);
      color: var(--text-light);
      border: 1px solid var(--border-dark);
    }

    .tag-green-solid {
      background: var(--green);
      color: #fff;
      border-color: transparent;
    }

    /* ===== Cards ===== */
    .news-feature {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card-light);
      transition: var(--transition);
      height: 100%;
      border: 1px solid var(--border-light);
    }

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

    .news-feature img {
      height: 230px;
      width: 100%;
      object-fit: cover;
    }

    .news-feature-body {
      padding: 1.6rem;
    }

    .news-feature-body h3 {
      font-size: 1.25rem;
      font-weight: 700;
      line-height: 1.5;
      margin: 0.8rem 0 0.6rem;
      color: var(--text-dark);
    }

    .news-feature-body p {
      font-size: 0.92rem;
      color: var(--text-muted-dark);
      line-height: 1.8;
      margin-bottom: 1rem;
    }

    .news-meta {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      font-size: 0.8rem;
      color: var(--text-muted-dark);
    }

    .news-list {
      display: flex;
      flex-direction: column;
      gap: 0.8rem;
    }

    .news-list-item {
      display: flex;
      gap: 1rem;
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 1rem 1.1rem;
      transition: var(--transition);
    }

    .news-list-item:hover {
      border-color: var(--gold);
      box-shadow: 0 6px 20px rgba(0,0,0,0.08);
      transform: translateX(4px);
    }

    .news-list-item .list-icon {
      width: 42px;
      height: 42px;
      flex-shrink: 0;
      background: rgba(245, 166, 35, 0.12);
      color: #B07400;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
    }

    .news-list-item h4 {
      font-size: 0.96rem;
      font-weight: 700;
      line-height: 1.5;
      margin-bottom: 0.2rem;
      color: var(--text-dark);
      transition: var(--transition);
    }

    .news-list-item:hover h4 {
      color: #B07400;
    }

    .news-list-item span {
      font-size: 0.8rem;
      color: var(--text-muted-dark);
    }

    /* ===== Cards Grid ===== */
    .grid-cards {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
    }

    .info-card {
      background: var(--bg-paper);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

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

    .info-card .card-img {
      height: 168px;
      width: 100%;
      object-fit: cover;
      overflow: hidden;
    }

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

    .info-card:hover .card-img img {
      transform: scale(1.04);
    }

    .info-card-body {
      padding: 1.3rem 1.4rem 1.5rem;
      display: flex;
      flex-direction: column;
      gap: 0.6rem;
      flex: 1;
    }

    .info-card-body h3 {
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-dark);
      line-height: 1.5;
      margin: 0;
    }

    .info-card-body p {
      font-size: 0.88rem;
      color: var(--text-muted-dark);
      line-height: 1.7;
      flex: 1;
    }

    .card-footer-line {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: var(--text-muted-dark);
      border-top: 1px solid var(--border-light);
      padding-top: 0.8rem;
      margin-top: auto;
    }

    /* ===== Stats ===== */
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2rem;
      text-align: center;
    }

    .stat-item {
      padding: 1.8rem 1rem;
      background: var(--bg-card-dark);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-lg);
      transition: var(--transition);
    }

    .stat-item:hover {
      border-color: rgba(245,166,35,0.5);
      transform: translateY(-4px);
    }

    .stat-num {
      font-size: 2.5rem;
      font-weight: 900;
      color: var(--gold);
      line-height: 1.2;
    }

    .stat-label {
      font-size: 0.9rem;
      color: var(--text-muted-light);
      margin-top: 0.4rem;
    }

    /* ===== Process ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
    }

    .process-step {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 1.6rem 1.4rem;
      text-align: center;
      transition: var(--transition);
    }

    .process-step:hover {
      border-color: var(--gold);
      box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    }

    .process-num {
      font-size: 2rem;
      font-weight: 900;
      color: var(--gold);
      line-height: 1;
      margin-bottom: 0.5rem;
    }

    .process-step h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-dark);
    }

    .process-step p {
      font-size: 0.85rem;
      color: var(--text-muted-dark);
      line-height: 1.6;
      margin-top: 0.3rem;
    }

    /* ===== Text + Image ===== */
    .image-text-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: center;
      margin-bottom: 3.5rem;
    }

    .image-text-grid:last-child {
      margin-bottom: 0;
    }

    .image-text-grid.reversed .it-copy {
      order: 2;
    }

    .image-text-grid.reversed .it-img {
      order: 1;
    }

    .it-copy h3 {
      font-size: 1.45rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 1rem;
      line-height: 1.4;
    }

    .it-copy p {
      font-size: 0.97rem;
      color: var(--text-muted-dark);
      line-height: 1.85;
      margin-bottom: 1rem;
    }

    .it-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-top: 0.8rem;
    }

    .it-img img {
      width: 100%;
      height: 320px;
      object-fit: cover;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card-light);
      border: 1px solid var(--border-light);
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      display: flex;
      flex-direction: column;
      gap: 1rem;
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(245,166,35,0.5);
    }

    .faq-item summary {
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 1rem;
      padding: 1.1rem 1.3rem;
      cursor: pointer;
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-dark);
      transition: var(--transition);
    }

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

    .faq-item summary i {
      color: var(--gold);
      font-size: 0.85rem;
      transition: transform 0.3s ease;
      flex-shrink: 0;
    }

    .faq-item[open] summary i {
      transform: rotate(45deg);
    }

    .faq-item .faq-answer {
      padding: 0 1.3rem 1.2rem;
      font-size: 0.92rem;
      color: var(--text-muted-dark);
      line-height: 1.85;
      border-top: 1px solid var(--border-light);
      padding-top: 1rem;
    }

    /* ===== CTA ===== */
    .cta-section {
      position: relative;
      background-image: url('/assets/images/backpic/back-1.png');
      background-size: cover;
      background-position: center;
      padding: 4.5rem 0;
      overflow: hidden;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(15,17,21,0.95) 40%, rgba(24,28,36,0.78) 100%);
    }

    .cta-box {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 720px;
      margin: 0 auto;
    }

    .cta-box h2 {
      font-size: 2.1rem;
      font-weight: 900;
      color: var(--text-light);
      letter-spacing: 0.02em;
      line-height: 1.3;
    }

    .cta-box p {
      font-size: 1rem;
      color: var(--text-muted-light);
      line-height: 1.8;
      margin: 1rem 0 1.8rem;
    }

    .cta-btns {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 1rem;
    }

    /* ===== Footer ===== */
    .footer {
      background: var(--bg-dark);
      color: var(--text-muted-light);
      border-top: 1px solid var(--border-dark);
      padding: 3.5rem 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 2.5rem;
      padding-bottom: 2.5rem;
    }

    .footer-logo {
      font-size: 1.25rem;
      font-weight: 900;
      color: var(--text-light);
      margin-bottom: 0.8rem;
    }

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

    .footer-brand p {
      font-size: 0.88rem;
      line-height: 1.8;
      max-width: 320px;
    }

    .footer-links-col h4 {
      color: var(--text-light);
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 1rem;
    }

    .footer-links-col a {
      display: block;
      font-size: 0.88rem;
      padding: 0.35rem 0;
      color: var(--text-muted-light);
    }

    .footer-links-col a:hover {
      color: var(--gold);
      padding-left: 0.25rem;
    }

    .footer-links-col p {
      font-size: 0.88rem;
      padding: 0.35rem 0;
      color: var(--text-muted-light);
    }

    .footer-bottom {
      border-top: 1px solid var(--border-dark);
      padding: 1.4rem 0;
      text-align: center;
      font-size: 0.82rem;
      color: var(--text-muted-dark);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .nav-links {
        display: none;
      }

      .header-actions .btn-outline-light {
        display: none;
      }

      .menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }

      .hero-inner {
        grid-template-columns: 1fr;
      }

      .hero-visual {
        display: none;
      }

      .image-text-grid,
      .image-text-grid.reversed {
        grid-template-columns: 1fr;
      }

      .image-text-grid.reversed .it-copy {
        order: 1;
      }

      .image-text-grid.reversed .it-img {
        order: 2;
      }

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

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

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

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

      .hero-title {
        font-size: 2.1rem;
      }
    }

    @media (max-width: 640px) {
      .section {
        padding: 3rem 0;
      }

      .hero-section {
        padding: 3.5rem 0 5rem;
      }

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

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

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

      .news-feature-body {
        padding: 1.2rem;
      }

      .section-head h2 {
        font-size: 1.6rem;
      }

      .hero-title {
        font-size: 1.75rem;
      }

      .hero-badges {
        flex-direction: column;
        align-items: flex-start;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 1.8rem;
      }

      .cta-box h2 {
        font-size: 1.6rem;
      }

      .it-img img {
        height: 220px;
      }

      .news-feature img {
        height: 180px;
      }

      .info-card .card-img {
        height: 180px;
      }
    }

    @media (max-width: 520px) {
      .brand-logo {
        font-size: 1.05rem;
      }

      .btn-lg {
        width: 100%;
      }

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

      .cta-btns .btn {
        width: 100%;
      }

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

/* roulang page: category3 */
:root {
            --bg-dark: #0F1115;
            --bg-card: #181C24;
            --bg-light: #F7F5F2;
            --primary: #F5A623;
            --primary-soft: rgba(245, 166, 35, 0.12);
            --accent: #1F7A5A;
            --danger: #C0392B;
            --text-on-dark: #F5F3EE;
            --text-on-light: #1F2329;
            --text-muted: #8B93A3;
            --border-dark: rgba(255, 255, 255, 0.1);
            --border-light: #E7E4DD;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-dark: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-light: 0 4px 20px rgba(0, 0, 0, 0.06);
            --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-base);
            background: var(--bg-dark);
            color: var(--text-on-light);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-dark);
        }
        .header-wrap {
            display: flex;
            align-items: center;
            height: 76px;
            gap: 24px;
        }
        .logo {
            font-size: 22px;
            font-weight: 900;
            color: var(--text-on-dark);
            display: flex;
            align-items: center;
            gap: 4px;
            letter-spacing: .02em;
            white-space: nowrap;
        }
        .logo-gold {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 32px;
        }
        .nav-item {
            position: relative;
        }
        .nav-link {
            display: block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 600;
            color: rgba(245, 243, 238, 0.88);
            border-radius: var(--radius-sm);
            transition: color .25s;
            position: relative;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 4px;
            height: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            width: 640px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-dark);
            opacity: 0;
            visibility: hidden;
            transition: all .3s;
            z-index: 50;
        }
        .mega-panel::before {
            content: "";
            position: absolute;
            top: -8px;
            left: 50%;
            transform: translateX(-50%) rotate(45deg);
            width: 16px;
            height: 16px;
            background: var(--bg-card);
            border-left: 1px solid var(--border-dark);
            border-top: 1px solid var(--border-dark);
        }
        .nav-item:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }
        .mega-grid {
            display: grid;
            grid-template-columns: 1.1fr 1.2fr 0.9fr;
            gap: 24px;
        }
        .mega-title {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: .08em;
            margin-bottom: 12px;
        }
        .mega-link {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-on-dark);
            font-size: 14px;
            padding: 8px 0;
        }
        .mega-link i {
            color: var(--primary);
            font-size: 12px;
        }
        .mega-link:hover {
            color: var(--primary);
        }
        .mega-fresh-item {
            display: flex;
            justify-content: space-between;
            padding: 9px 0;
            border-bottom: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 14px;
        }
        .mega-fresh-item time {
            color: var(--text-muted);
            font-size: 13px;
        }
        .mega-card {
            background: var(--bg-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 12px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .mega-card img {
            width: 100%;
            height: 72px;
            object-fit: cover;
            border-radius: 8px;
        }
        .mega-card span {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-on-dark);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            border: 0;
            transition: all .3s;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #0F1115;
        }
        .btn-primary:hover {
            background: #FFB84A;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 166, 35, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-ghost {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid rgba(255, 255, 255, 0.35);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }
        .btn-outline-light {
            background: transparent;
            color: var(--text-on-light);
            border: 1px solid #A9A29A;
        }
        .btn-outline-light:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            align-items: center;
            justify-content: center;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 76px;
            left: 0;
            right: 0;
            background: var(--bg-card);
            padding: 20px 24px 28px;
            flex-direction: column;
            gap: 6px;
            z-index: 999;
            border-bottom: 1px solid var(--border-dark);
            box-shadow: var(--shadow-dark);
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-weight: 600;
            font-size: 15px;
            border-bottom: 1px solid var(--border-dark);
        }
        .mobile-menu a:last-child {
            border-bottom: 0;
        }
        .mobile-menu a.active {
            color: var(--primary);
            background: rgba(245, 166, 35, 0.08);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 180px 0 110px;
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            background-color: var(--bg-dark);
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 17, 21, 0.86) 30%, rgba(15, 17, 21, 0.55));
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 60px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(31, 122, 90, 0.22);
            border: 1px solid rgba(31, 122, 90, 0.6);
            color: #63D6A8;
            font-size: 14px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 24px;
        }
        .hero-title {
            font-size: 46px;
            line-height: 1.18;
            font-weight: 900;
            color: var(--text-on-dark);
            letter-spacing: .02em;
            margin-bottom: 20px;
        }
        .hero-title .gold {
            color: var(--primary);
        }
        .hero-sub {
            font-size: 17px;
            color: rgba(245, 243, 238, 0.82);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-cta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 52px;
        }
        .hero-meta {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
        }
        .hero-meta-item .meta-text {
            color: rgba(245, 243, 238, 0.85);
        }
        .hero-visual {
            position: relative;
        }
        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-dark);
            border: 1px solid var(--border-dark);
            width: 100%;
            object-fit: cover;
        }

        /* ===== Section Base ===== */
        .section {
            padding: 90px 0;
        }
        .section-light {
            background: var(--bg-light);
        }
        .section-dark {
            background: var(--bg-dark);
        }
        .section-head {
            max-width: 720px;
            margin-bottom: 48px;
        }
        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: .12em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-on-light);
            letter-spacing: .02em;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-dark .section-title {
            color: var(--text-on-dark);
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .section-dark .section-sub {
            color: rgba(245, 243, 238, 0.72);
        }

        /* ===== Service Cards ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .service-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all .3s;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-light);
        }
        .service-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: var(--primary-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .service-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-on-light);
            margin-bottom: 10px;
        }
        .service-card p {
            color: #5A616E;
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .service-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(31, 122, 90, 0.1);
            padding: 4px 12px;
            border-radius: 999px;
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            position: relative;
            margin-top: -60px;
            z-index: 5;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-dark);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            overflow: hidden;
        }
        .stats-bar .stat-item {
            padding: 36px 24px;
            text-align: center;
            border-right: 1px solid var(--border-dark);
        }
        .stats-bar .stat-item:last-child {
            border-right: 0;
        }
        .stat-num {
            font-size: 36px;
            font-weight: 900;
            color: var(--primary);
            font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 48px;
        }
        .step-card {
            position: relative;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 28px 32px;
            transition: all .3s;
        }
        .step-card:hover {
            box-shadow: var(--shadow-light);
            transform: translateY(-4px);
        }
        .step-num {
            font-size: 48px;
            font-weight: 900;
            color: rgba(245, 166, 35, 0.28);
            line-height: 1;
            margin-bottom: 12px;
        }
        .step-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-on-light);
            margin-bottom: 10px;
        }
        .step-card p {
            color: #5A616E;
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s, box-shadow .3s;
        }
        .faq-item:hover {
            border-color: rgba(245, 166, 35, 0.45);
            box-shadow: var(--shadow-light);
        }
        .faq-item summary {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-on-light);
            cursor: pointer;
            list-style: none;
            transition: color .25s;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--primary);
            transition: transform .3s;
            flex-shrink: 0;
        }
        .faq-item[open] summary {
            color: #C77E0C;
        }
        .faq-item[open] summary i {
            transform: rotate(45deg);
        }
        .faq-item .faq-content {
            padding: 0 24px 20px;
            color: #5A616E;
            font-size: 15px;
            line-height: 1.85;
        }

        /* ===== CTA Card ===== */
        .cta-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            background-color: #10141B;
            padding: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
        }
        .cta-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 17, 21, 0.94) 30%, rgba(15, 17, 21, 0.72));
        }
        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 560px;
        }
        .cta-content h2 {
            color: var(--text-on-dark);
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: .02em;
        }
        .cta-content p {
            color: rgba(245, 243, 238, 0.78);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 26px;
        }
        .cta-image {
            position: relative;
            z-index: 2;
            max-width: 360px;
            flex-shrink: 0;
        }
        .cta-image img {
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-dark);
            width: 100%;
            object-fit: cover;
        }

        /* ===== Footer ===== */
        .footer {
            background: #0B0D11;
            border-top: 1px solid var(--border-dark);
            padding: 64px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 900;
            color: var(--text-on-dark);
            margin-bottom: 14px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-links-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 16px;
        }
        .footer-links-col {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links-col a {
            color: var(--text-muted);
            font-size: 14px;
            transition: color .25s;
        }
        .footer-links-col a:hover {
            color: var(--primary);
        }
        .footer-links-col p {
            color: var(--text-muted);
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            color: var(--text-muted);
            font-size: 13px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .header-actions .btn-ghost {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .hero {
                padding: 150px 0 80px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-visual {
                display: none;
            }
            .service-grid,
            .steps-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }
            .stats-bar .stat-item {
                border-bottom: 1px solid var(--border-dark);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-card {
                flex-direction: column;
                padding: 40px 32px;
            }
            .cta-image {
                max-width: 100%;
                width: 100%;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .header-actions .btn {
                display: none;
            }
            .service-grid,
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr;
            }
            .stats-bar .stat-item {
                border-right: 0;
                border-bottom: 1px solid var(--border-dark);
            }
            .stats-bar .stat-item:last-child {
                border-bottom: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-title {
                font-size: 34px;
            }
            .section-title {
                font-size: 28px;
            }
            .section {
                padding: 64px 0;
            }
            .hero {
                padding: 130px 0 70px;
            }
            .hero-cta {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta .btn {
                width: 100%;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .cta-content h2 {
                font-size: 26px;
            }
            .faq-item summary {
                font-size: 15px;
                padding: 18px 16px;
            }
            .faq-item .faq-content {
                padding: 0 16px 18px;
            }
        }