/* roulang page: index */
:root {
  --primary: #A67C52;
  --primary-dark: #8B6440;
  --primary-light: #C4A07A;
  --night: #131A28;
  --night-light: #1D2636;
  --cream: #F5F1EA;
  --moon: #EDE9E2;
  --text-dark: #262220;
  --text-mid: #6E6A66;
  --text-light: #A6A19B;
  --white: #FFFFFF;
  --muted-white: #C7D0DC;
  --success: #7A9E7E;
  --border: #E8E2D8;
  --border-dark: rgba(255,255,255,0.08);
  --radius-card: 16px;
  --radius-btn: 8px;
  --radius-img: 12px;
  --shadow-card: 0 2px 12px rgba(38,34,32,0.06);
  --shadow-hover: 0 10px 32px rgba(38,34,32,0.12);
  --font-cn: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: Georgia, "Times New Roman", serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dark);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease; }
button { font-family: inherit; }
.container { max-width: 1200px; padding-left: 20px; padding-right: 20px; }
section { position: relative; }
.btn {
  border-radius: var(--radius-btn);
  font-weight: 600;
  padding: 12px 32px;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}
.btn:focus { outline: none; box-shadow: 0 0 0 3px rgba(166,124,82,0.3); }
.btn-gold {
  background: var(--primary);
  color: #1A140E;
}
.btn-gold:hover {
  color: #1A140E;
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(166,124,82,0.35);
}
.btn-gold:active { transform: translateY(0); filter: brightness(1); }
.btn-outline-white {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.7);
  color: var(--white);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-outline-gold {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline-gold:hover {
  background: rgba(166,124,82,0.08);
  color: var(--primary-dark);
}
.section-title { font-size: 32px; font-weight: 700; line-height: 1.3; color: var(--text-dark); margin-bottom: 10px; }
.section-subtitle { font-size: 16px; color: var(--text-mid); max-width: 680px; line-height: 1.8; }
.badge-gold {
  display: inline-block;
  background: var(--primary);
  color: #1A140E;
  font-size: 12px;
  font-weight: 500;
  border-radius: 20px;
  padding: 2px 12px;
  letter-spacing: 0.5px;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 72px;
  z-index: 1050;
  background: transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(245, 241, 234, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 30px rgba(19, 26, 40, 0.10);
  border-bottom: 1px solid rgba(232, 226, 216, 0.6);
}
.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #C4A07A, #A67C52);
  border-radius: 10px;
  color: #1A140E;
  font-size: 18px;
  box-shadow: 0 4px 14px rgba(166,124,82,0.35);
}
.brand-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.5px;
  transition: color 0.3s ease;
}
.site-header.scrolled .brand-text { color: var(--text-dark); }
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}
.nav-link-item {
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  border-radius: 6px;
  position: relative;
  transition: color 0.25s ease;
}
.nav-link-item:hover { color: var(--white); }
.nav-link-item::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s ease;
}
.nav-link-item:hover::after,
.nav-link-item.active::after { transform: scaleX(1); }
.nav-link-item.active { color: var(--white); }
.site-header.scrolled .nav-link-item { color: var(--text-dark); }
.site-header.scrolled .nav-link-item:hover,
.site-header.scrolled .nav-link-item.active { color: var(--primary); }
.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.header-cta {
  padding: 10px 28px;
  font-size: 15px;
  border-radius: var(--radius-btn);
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: none;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: background 0.25s ease;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.site-header.scrolled .nav-toggle { background: rgba(38,34,32,0.08); }
.site-header.scrolled .nav-toggle span { background: var(--text-dark); }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (max-width: 991px) {
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--cream);
    flex-direction: column;
    align-items: stretch;
    padding: 18px 20px 24px;
    gap: 4px;
    transform: translateY(-120%);
    visibility: hidden;
    transition: transform 0.35s ease, visibility 0.35s ease;
    box-shadow: 0 20px 40px rgba(19,26,40,0.12);
    border-radius: 0 0 16px 16px;
    z-index: 1049;
  }
  .main-nav.open { transform: translateY(0); visibility: visible; }
  .nav-link-item {
    padding: 12px 16px;
    font-size: 16px;
    color: var(--text-dark);
    border-radius: 8px;
  }
  .nav-link-item:hover { background: rgba(166,124,82,0.08); color: var(--primary); }
  .nav-link-item::after { display: none; }
  .nav-link-item.active { background: rgba(166,124,82,0.1); color: var(--primary); }
  .nav-cta-mobile { margin-top: 14px; }
  .nav-toggle { display: inline-flex; }
  .header-cta { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--night);
  overflow: hidden;
  position: relative;
  padding: 160px 0 100px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
  opacity: 0.5;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(19,26,40,0.92) 20%, rgba(19,26,40,0.55) 70%);
}
.hero-stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 18% 28%, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 35% 65%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1.5px 1.5px at 58% 18%, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 78% 48%, rgba(255,255,255,0.5), transparent),
    radial-gradient(2px 2px at 12% 82%, rgba(255,255,255,0.55), transparent),
    radial-gradient(1px 1px at 88% 76%, rgba(255,255,255,0.45), transparent),
    radial-gradient(1.5px 1.5px at 45% 45%, rgba(255,255,255,0.35), transparent);
  animation: starTwinkle 5s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes starTwinkle {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 40px;
  padding: 6px 18px;
  color: var(--muted-white);
  font-size: 13px;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}
.hero-title .gold-text { color: var(--primary-light); }
.hero-subtitle {
  font-size: 18px;
  line-height: 1.8;
  color: var(--muted-white);
  max-width: 560px;
  margin-bottom: 40px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
.hero-actions .btn { min-width: 160px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.14);
}
.hero-meta-item { display: flex; align-items: center; gap: 10px; color: var(--muted-white); font-size: 14px; }
.hero-meta-item i { color: var(--primary-light); font-size: 16px; }
@media (max-width: 991px) {
  .hero-title { font-size: 44px; }
  .hero { padding: 140px 0 80px; }
}
@media (max-width: 575px) {
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 16px; }
  .hero-actions .btn { width: 100%; }
  .hero-meta { gap: 16px; }
}

/* ---------- Stats ---------- */
.stats-section {
  background: var(--cream);
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-num);
  font-size: 40px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.2;
  display: block;
}
.stat-label { font-size: 14px; color: var(--text-mid); margin-top: 6px; }
@media (max-width: 767px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

/* ---------- Plans ---------- */
.plans-section { padding: 80px 0; background: var(--cream); }
.plans-header { text-align: center; max-width: 700px; margin: 0 auto 60px; }
.plans-grid {
  display: grid;
  grid-template-columns: 1fr 1.08fr 1fr;
  gap: 28px;
  align-items: start;
}
.plan-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
}
.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.plan-card.featured {
  transform: translateY(-24px);
  border: 1px solid var(--primary);
  box-shadow: 0 16px 48px rgba(166,124,82,0.18);
}
.plan-card.featured:hover { transform: translateY(-28px); }
.plan-card .badge-gold { position: absolute; top: -12px; left: 32px; padding: 4px 16px; font-size: 13px; }
.plan-name { font-size: 22px; font-weight: 700; color: var(--text-dark); margin-bottom: 4px; }
.plan-desc { font-size: 14px; color: var(--text-mid); margin-bottom: 24px; }
.plan-price-row { display: flex; align-items: baseline; gap: 6px; margin-bottom: 24px; }
.plan-price { font-family: var(--font-num); font-size: 42px; font-weight: 600; color: var(--primary); line-height: 1; }
.plan-price-unit { font-size: 14px; color: var(--text-light); }
.plan-features { list-style: none; padding: 0; margin: 0 0 28px; }
.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--text-mid);
  padding: 6px 0;
}
.plan-features .check-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(122,158,126,0.15);
  color: var(--success);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
}
.plan-card .btn { width: 100%; }
@media (max-width: 991px) {
  .plans-grid { grid-template-columns: 1fr; gap: 24px; }
  .plan-card.featured { transform: none; }
  .plan-card.featured:hover { transform: translateY(-4px); }
}

/* ---------- Compare ---------- */
.compare-section { padding: 80px 0; background: var(--moon); }
.compare-header { text-align: center; max-width: 700px; margin: 0 auto 48px; }
.compare-wrapper { overflow-x: auto; padding-bottom: 8px; }
.compare-table { width: 100%; min-width: 720px; border-collapse: separate; border-spacing: 0; background: var(--white); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-card); }
.compare-table th, .compare-table td { padding: 18px 20px; text-align: center; border-bottom: 1px solid var(--border); font-size: 15px; }
.compare-table th { background: var(--cream); font-weight: 600; color: var(--text-dark); }
.compare-table th.feature-col { text-align: left; background: var(--cream); }
.compare-table td.feature-col { text-align: left; color: var(--text-mid); }
.compare-table .recommend-col { background: #F7F0E2; position: relative; }
.compare-table .recommend-col th { background: #F7F0E2; }
.compare-table .recommend-tag { display: inline-block; background: var(--primary); color: #1A140E; font-size: 12px; font-weight: 500; border-radius: 20px; padding: 2px 12px; margin-left: 6px; vertical-align: middle; }
.compare-table .price-tag { font-family: var(--font-num); font-size: 18px; font-weight: 600; color: var(--primary); }
.compare-table .yes { color: var(--success); font-size: 16px; }
.compare-table .no { color: var(--text-light); font-size: 16px; }
.compare-cta-row td { padding: 20px; background: var(--white); border-bottom: none; }
.compare-cta-row .btn { min-width: 120px; }
@media (max-width: 767px) { .compare-section { padding: 60px 0; } }

/* ---------- Countdown ---------- */
.countdown-section {
  background: var(--night);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.countdown-glow {
  position: absolute;
  top: 50%; left: 50%;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(166,124,82,0.18) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.countdown-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}
.countdown-title { font-size: 28px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.countdown-desc { font-size: 15px; color: var(--muted-white); margin-bottom: 24px; }
.countdown-timer {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.timer-item { text-align: center; }
.timer-num {
  font-family: var(--font-num);
  font-size: 48px;
  font-weight: 600;
  color: var(--primary-light);
  line-height: 1.1;
  min-width: 70px;
  display: block;
}
.timer-num.sec { animation: pulse 1s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.65; }
}
.timer-label { font-size: 13px; color: var(--muted-white); margin-top: 4px; letter-spacing: 1px; }
.countdown-btn { min-width: 180px; }
@media (max-width: 575px) {
  .countdown-timer { gap: 14px; }
  .timer-num { font-size: 36px; min-width: 52px; }
  .countdown-title { font-size: 22px; }
}

/* ---------- News ---------- */
.news-section { padding: 80px 0; background: var(--cream); }
.news-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 40px; flex-wrap: wrap; }
.news-link-all { font-size: 14px; color: var(--primary); font-weight: 500; }
.news-link-all:hover { color: var(--primary-dark); text-decoration: underline; }
.news-list { border-top: 1px solid var(--border); }
.news-row {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
  border-left: 3px solid transparent;
  padding-left: 12px;
}
.news-row:hover { border-left-color: var(--primary); padding-left: 18px; }
.news-thumb {
  width: 120px;
  height: 80px;
  border-radius: var(--radius-img);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--moon);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 24px;
}
.news-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.news-body { flex: 1; min-width: 0; }
.news-title { font-size: 18px; font-weight: 600; color: var(--text-dark); margin: 0 0 6px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.news-row:hover .news-title { color: var(--primary); }
.news-summary { font-size: 14px; color: var(--text-mid); margin: 0 0 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.7; }
.news-meta { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; font-size: 13px; color: var(--text-light); }
.news-meta .cat-tag { background: var(--moon); color: var(--text-mid); border-radius: 20px; padding: 2px 12px; font-size: 12px; }
.news-empty {
  padding: 40px 0;
  text-align: center;
  color: var(--text-light);
  font-size: 15px;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 575px) {
  .news-row { flex-direction: column; align-items: flex-start; gap: 12px; }
  .news-thumb { width: 100%; height: 140px; }
  .news-title { -webkit-line-clamp: 2; }
}

/* ---------- FAQ ---------- */
.faq-section { padding: 80px 0; background: var(--moon); }
.faq-header { text-align: center; max-width: 700px; margin: 0 auto 48px; }
.faq-accordion { max-width: 800px; margin: 0 auto; }
.accordion-item {
  background: transparent;
  border: none;
  border-bottom: 1px solid #E5DFD6;
  border-radius: 0 !important;
}
.accordion-button {
  background: transparent;
  box-shadow: none;
  padding: 20px 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  border-radius: 0 !important;
  position: relative;
  transition: color 0.3s ease;
}
.accordion-button::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23A67C52' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  transition: transform 0.3s ease;
}
.accordion-button:not(.collapsed) {
  color: var(--primary);
  background: transparent;
  box-shadow: none;
}
.accordion-button:not(.collapsed)::after { transform: rotate(-180deg); }
.accordion-button:focus {
  box-shadow: none;
  border: none;
  outline: 2px solid rgba(166,124,82,0.25);
  outline-offset: -2px;
  border-radius: 8px !important;
}
.accordion-body {
  padding: 0 12px 20px;
  color: var(--text-mid);
  font-size: 15px;
  line-height: 1.8;
  border-left: 4px solid var(--primary);
  margin-left: 12px;
  padding-left: 16px;
}

/* ---------- Contact ---------- */
.contact-section { padding: 80px 0; background: var(--cream); }
.contact-wrap {
  background: var(--white);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.contact-left { padding: 48px 44px; background: var(--cream); height: 100%; }
.contact-left h3 { font-size: 28px; font-weight: 700; color: var(--text-dark); margin-bottom: 16px; }
.contact-left p { color: var(--text-mid); font-size: 15px; line-height: 1.8; margin-bottom: 24px; }
.contact-phone { display: flex; align-items: center; gap: 12px; padding: 16px 20px; background: var(--white); border-radius: 12px; border: 1px solid var(--border); max-width: 320px; }
.contact-phone .icon { width: 42px; height: 42px; border-radius: 10px; background: rgba(166,124,82,0.12); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 18px; }
.contact-phone .info { font-size: 13px; color: var(--text-light); }
.contact-phone .info strong { display: block; font-size: 18px; color: var(--text-dark); font-family: var(--font-num); }
.contact-right { padding: 48px 44px; }
.form-label { font-size: 14px; font-weight: 500; color: var(--text-dark); margin-bottom: 8px; }
.form-control {
  height: 44px;
  border-radius: var(--radius-btn);
  border: 1px solid #E2DED6;
  background: var(--white);
  font-size: 15px;
  color: var(--text-dark);
  padding: 10px 16px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(166,124,82,0.15);
  outline: none;
  background: var(--white);
}
textarea.form-control { height: auto; min-height: 100px; resize: vertical; }
.required-star { color: #C0392B; margin-left: 2px; }
.form-status { margin-top: 14px; font-size: 14px; color: var(--success); display: none; }
.form-status.show { display: block; }
@media (max-width: 767px) {
  .contact-left, .contact-right { padding: 32px 24px; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--night); color: var(--muted-white); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .brand-text { color: var(--white); font-size: 22px; }
.footer-desc { font-size: 14px; line-height: 1.8; color: var(--muted-white); margin-top: 16px; max-width: 300px; }
.footer-title { font-size: 16px; font-weight: 600; color: var(--white); margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 2px; background: var(--primary); border-radius: 2px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: var(--muted-white); transition: color 0.25s ease, padding-left 0.25s ease; }
.footer-links a:hover { color: var(--primary-light); padding-left: 6px; }
.footer-contact li { display: flex; gap: 10px; font-size: 14px; color: var(--muted-white); margin-bottom: 12px; }
.footer-contact li i { color: var(--primary-light); margin-top: 5px; }
.footer-divider { border-top: 1px solid var(--border-dark); padding: 20px 0; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--text-light); }
.footer-divider a { color: var(--text-light); }
.footer-divider a:hover { color: var(--primary-light); }
@media (max-width: 991px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 575px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-divider { flex-direction: column; text-align: center; }
}

/* ---------- Section Animation ---------- */
.fade-up { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .fade-up { opacity: 1; transform: none; }
  .hero-stars { animation: none; }
}

/* ---------- Misc ---------- */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--cream); }
::-webkit-scrollbar-thumb { background: #C9C1B5; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* roulang page: article */
/* ============================================
           设计变量
        ============================================ */
        :root {
            --primary-gold: #A67C52;
            --primary-gold-light: #C4A882;
            --primary-gold-dark: #8E6A3F;
            --night-blue: #131A28;
            --night-blue-light: #1D2538;
            --warm-cream: #F5F1EA;
            --moon-white: #EDE9E2;
            --text-dark: #262220;
            --text-mid: #6E6A66;
            --text-light: #A6A19B;
            --dark-text-main: #FFFFFF;
            --dark-text-sub: #C7D0DC;
            --success-green: #7A9E7E;
            --border-light: #E8E2D8;
            --border-mid: #E5DFD6;
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-tag: 20px;
            --radius-img: 12px;
            --shadow-card: 0 2px 12px rgba(38, 34, 32, 0.06);
            --shadow-hover: 0 10px 32px rgba(38, 34, 32, 0.12);
            --transition-base: 0.3s ease;
            --font-cn: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: Georgia, "Times New Roman", serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: var(--warm-cream);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }

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

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

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

        ul,
        ol {
            padding-left: 1.5rem;
        }

        /* ============================================
           容器
        ============================================ */
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ============================================
           按钮
        ============================================ */
        .btn-gold {
            background: var(--primary-gold);
            color: #1A140E;
            font-weight: 600;
            font-size: 16px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--primary-gold);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: var(--primary-gold-light);
            color: #1A140E;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(166, 124, 82, 0.28);
            border-color: var(--primary-gold-light);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(166, 124, 82, 0.2);
        }

        .btn-outline-light-special {
            background: transparent;
            color: var(--dark-text-main);
            border: 1px solid rgba(255, 255, 255, 0.7);
            font-weight: 500;
            font-size: 16px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-outline-light-special:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-dark-special {
            background: transparent;
            color: var(--primary-gold-dark);
            border: 1px solid var(--primary-gold);
            font-weight: 500;
            font-size: 15px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-outline-dark-special:hover {
            background: rgba(166, 124, 82, 0.08);
            color: var(--primary-gold-dark);
            border-color: var(--primary-gold-dark);
            transform: translateY(-2px);
        }

        /* ============================================
           顶部导航
        ============================================ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(245, 241, 234, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(232, 226, 216, 0.6);
            transition: background 0.4s ease, box-shadow 0.4s ease;
        }

        .site-header.scrolled {
            background: rgba(245, 241, 234, 0.97);
            box-shadow: 0 4px 24px rgba(38, 34, 32, 0.08);
        }

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

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary-gold), var(--primary-gold-light));
            color: #1A140E;
            font-size: 18px;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(166, 124, 82, 0.3);
        }

        .brand-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link-item {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-mid);
            padding: 8px 2px;
            position: relative;
            transition: color 0.3s ease;
        }

        .nav-link-item::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-gold);
            transition: width 0.3s ease;
        }

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

        .nav-link-item:hover::after,
        .nav-link-item.active::after {
            width: 100%;
        }

        .nav-link-item.active {
            color: var(--primary-gold-dark);
            font-weight: 600;
        }

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

        .header-cta {
            padding: 10px 28px;
            font-size: 15px;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 10px;
            border-radius: 8px;
        }

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

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

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

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

        .nav-cta-mobile {
            display: none;
            margin-top: 16px;
        }

        /* ============================================
           文章页 Hero 头部
        ============================================ */
        .article-hero {
            padding: 140px 0 48px;
            background: linear-gradient(180deg, #F5F1EA 0%, #FFFFFF 100%);
            border-bottom: 1px solid var(--border-light);
            position: relative;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-mid);
            transition: color 0.3s ease;
        }

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

        .breadcrumb-nav .sep {
            color: rgba(166, 161, 155, 0.6);
        }

        .breadcrumb-nav .current {
            color: var(--text-light);
            max-width: 420px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            display: inline-block;
            vertical-align: bottom;
        }

        .article-title-wrap {
            max-width: 860px;
        }

        .article-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-dark);
            margin-bottom: 20px;
            letter-spacing: 0.01em;
        }

        .article-title-line {
            width: 56px;
            height: 3px;
            background: var(--primary-gold);
            border-radius: 2px;
            margin-bottom: 20px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 14px;
            color: var(--text-mid);
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-item i {
            color: var(--primary-gold);
            font-size: 13px;
        }

        .meta-dot {
            color: rgba(166, 161, 155, 0.5);
        }

        /* ============================================
           正文区
        ============================================ */
        .article-content-section {
            padding: 56px 0 40px;
            background: #FFFFFF;
        }

        .article-content-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-mid);
            word-wrap: break-word;
        }

        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin-top: 40px;
            margin-bottom: 16px;
            line-height: 1.4;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-light);
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-dark);
            margin-top: 28px;
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .article-body h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin-top: 24px;
            margin-bottom: 10px;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body a {
            color: var(--primary-gold-dark);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body a:hover {
            color: var(--primary-gold);
        }

        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 1.5rem;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body blockquote {
            background: var(--moon-white);
            border-left: 3px solid var(--primary-gold);
            border-radius: 0 12px 12px 0;
            padding: 20px 24px;
            margin: 28px 0;
            font-size: 15px;
            color: var(--text-mid);
            font-style: italic;
        }

        .article-body blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-body img {
            border-radius: var(--radius-img);
            margin: 24px 0;
            box-shadow: var(--shadow-card);
        }

        .article-body figure {
            margin: 24px 0;
        }

        .article-body figcaption {
            font-size: 13px;
            color: var(--text-light);
            text-align: center;
            margin-top: 8px;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .article-body table th {
            background: var(--moon-white);
            font-weight: 600;
            color: var(--text-dark);
            padding: 12px 16px;
            border: 1px solid var(--border-light);
        }

        .article-body table td {
            padding: 12px 16px;
            border: 1px solid var(--border-light);
        }

        .article-body code {
            background: var(--moon-white);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 14px;
        }

        .article-body pre {
            background: var(--night-blue);
            color: var(--dark-text-sub);
            padding: 20px;
            border-radius: 12px;
            overflow-x: auto;
            margin: 24px 0;
        }

        .article-body pre code {
            background: transparent;
            padding: 0;
            color: inherit;
        }

        /* 内容未找到 */
        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--warm-cream);
            border-radius: var(--radius-card);
            border: 1px dashed var(--border-mid);
        }

        .article-not-found i {
            font-size: 56px;
            color: var(--primary-gold);
            opacity: 0.5;
            margin-bottom: 20px;
        }

        .article-not-found h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .article-not-found p {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 24px;
        }

        /* ============================================
           标签区
        ============================================ */
        .article-tags-section {
            padding: 40px 0 56px;
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .tag-badge {
            background: var(--moon-white);
            color: var(--text-mid);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 18px;
            border-radius: var(--radius-tag);
            transition: all 0.3s ease;
            border: 1px solid transparent;
        }

        .tag-badge:hover {
            background: rgba(166, 124, 82, 0.1);
            color: var(--primary-gold-dark);
            border-color: rgba(166, 124, 82, 0.3);
        }

        /* ============================================
           相关推荐
        ============================================ */
        .related-section {
            padding: 64px 0;
            background: var(--warm-cream);
        }

        .related-section .section-title-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 36px;
            max-width: 1200px;
        }

        .related-section .section-title-row h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0;
        }

        .related-grid {
            --bs-gutter-y: 24px;
        }

        .related-card {
            display: block;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            height: 100%;
        }

        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(166, 124, 82, 0.3);
        }

        .related-thumb {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }

        .related-thumb::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(19, 26, 40, 0) 40%, rgba(19, 26, 40, 0.3) 100%);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .related-card:hover .related-thumb::after {
            opacity: 1;
        }

        .related-body {
            padding: 24px;
        }

        .related-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 12px;
            transition: color 0.3s ease;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 51px;
        }

        .related-card:hover .related-title {
            color: var(--primary-gold-dark);
        }

        .related-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
        }

        .related-meta .cat {
            color: var(--primary-gold);
            font-weight: 500;
            background: rgba(166, 124, 82, 0.08);
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 12px;
        }

        /* ============================================
           CTA 区域
        ============================================ */
        .cta-section {
            padding: 72px 0;
            background: var(--night-blue);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            width: 600px;
            height: 600px;
            transform: translate(-50%, -50%);
            background: radial-gradient(circle, rgba(166, 124, 82, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 30px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .cta-inner p {
            font-size: 16px;
            color: var(--dark-text-sub);
            margin-bottom: 32px;
        }

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

        /* ============================================
           页脚
        ============================================ */
        .site-footer {
            background: var(--night-blue);
            color: var(--dark-text-sub);
            padding: 64px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .footer-brand .brand-text {
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            color: #A6A19B;
            margin-top: 16px;
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

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

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: #A6A19B;
            transition: color 0.3s ease, padding-left 0.3s ease;
        }

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

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

        .footer-contact li {
            font-size: 14px;
            color: #A6A19B;
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .footer-contact i {
            color: var(--primary-gold);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .footer-divider {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: #7A756F;
        }

        /* ============================================
           Bootstrap 覆写
        ============================================ */
        .btn {
            border-radius: var(--radius-btn);
        }

        .accordion-button:not(.collapsed) {
            color: var(--primary-gold-dark);
            background-color: transparent;
            box-shadow: none;
        }

        .form-control:focus {
            border-color: var(--primary-gold);
            box-shadow: 0 0 0 3px rgba(166, 124, 82, 0.15);
        }

        .form-control {
            border-radius: var(--radius-btn);
            border: 1px solid #E2DED6;
            padding: 12px 16px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        /* ============================================
           动效
        ============================================ */
        .fade-in-up {
            opacity: 0;
            transform: translateY(16px);
            animation: fadeInUp 0.5s ease forwards;
        }

        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .reveal {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ============================================
           响应式
        ============================================ */
        @media (max-width: 991px) {
            .article-hero {
                padding: 120px 0 40px;
            }

            .article-title {
                font-size: 30px;
            }

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

            .related-section .section-title-row h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 767px) {
            .site-header {
                height: 64px;
            }

            .header-inner {
                height: 64px;
            }

            .brand-text {
                font-size: 19px;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta {
                display: none;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #FFFFFF;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                padding: 20px 24px;
                box-shadow: 0 12px 32px rgba(38, 34, 32, 0.12);
                transform: translateY(-130%);
                transition: transform 0.35s ease;
                z-index: 999;
                max-height: calc(100vh - 64px);
                overflow-y: auto;
                border-bottom: 1px solid var(--border-light);
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .main-nav .nav-link-item {
                display: block;
                width: 100%;
                padding: 12px 0;
                font-size: 16px;
                border-bottom: 1px solid rgba(232, 226, 216, 0.4);
            }

            .main-nav .nav-link-item::after {
                display: none;
            }

            .nav-cta-mobile {
                display: block;
                margin-top: 16px;
            }

            .article-hero {
                padding: 100px 0 32px;
            }

            .article-title {
                font-size: 26px;
            }

            .article-meta {
                font-size: 13px;
                gap: 8px;
            }

            .article-content-section {
                padding: 40px 0 32px;
            }

            .article-body {
                font-size: 15px;
                line-height: 1.85;
            }

            .article-body h2 {
                font-size: 21px;
            }

            .article-body h3 {
                font-size: 18px;
            }

            .related-section {
                padding: 48px 0;
            }

            .related-section .section-title-row {
                margin-bottom: 24px;
            }

            .cta-section {
                padding: 56px 0;
            }

            .cta-inner h2 {
                font-size: 24px;
            }

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

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

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

            .footer-desc {
                max-width: 100%;
            }

            .footer-divider {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                padding: 16px 0;
            }
        }

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

            .article-title {
                font-size: 22px;
            }

            .breadcrumb-nav {
                font-size: 13px;
            }

            .breadcrumb-nav .current {
                max-width: 220px;
            }

            .article-content-wrap {
                padding: 0 4px;
            }

            .article-body blockquote {
                padding: 16px 18px;
                font-size: 14px;
            }

            .article-body table {
                display: block;
                overflow-x: auto;
            }
        }

        /* 减少动画偏好 */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category1 */
:root {
  --color-gold: #A67C52;
  --color-gold-dark: #8B6540;
  --color-navy: #131A28;
  --color-cream: #F5F1EA;
  --color-moon: #EDE9E2;
  --color-text: #262220;
  --color-text-mid: #6E6A66;
  --color-text-light: #A6A19B;
  --color-border: #E8E2D8;
  --color-success: #7A9E7E;
  --color-white: #FFFFFF;
  --color-dark-text: #C7D0DC;
  --radius-card: 16px;
  --radius-btn: 8px;
  --radius-tag: 20px;
  --shadow-card: 0 2px 12px rgba(38,34,32,0.06);
  --shadow-hover: 0 10px 32px rgba(38,34,32,0.12);
  --font-sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-cream);
  color: var(--color-text);
  line-height: 1.7;
  margin: 0;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease;
}

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

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: .75rem;
}

h1 {
  font-size: 40px;
}

h2 {
  font-size: 30px;
}

h3 {
  font-size: 20px;
  font-weight: 600;
}

p {
  color: var(--color-text-mid);
  font-size: 16px;
  line-height: 1.85;
}

.container {
  max-width: 1220px;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== Buttons ===== */
.btn-gold {
  background-color: var(--color-gold);
  color: #1A140E;
  font-weight: 600;
  font-size: 16px;
  padding: 12px 32px;
  border-radius: var(--radius-btn);
  border: none;
  transition: background-color .3s ease, transform .3s ease, box-shadow .3s ease;
  display: inline-block;
  text-align: center;
}

.btn-gold:hover {
  background-color: var(--color-gold-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(166, 124, 82, .25);
}

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

.btn-outline-light-custom {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .6);
  color: #fff;
  font-weight: 500;
  font-size: 16px;
  padding: 12px 32px;
  border-radius: var(--radius-btn);
  transition: background-color .3s ease, color .3s ease, border-color .3s ease;
}

.btn-outline-light-custom:hover {
  background-color: rgba(255, 255, 255, .12);
  color: #fff;
  border-color: #fff;
}

.btn-gold-sm {
  padding: 8px 22px;
  font-size: 14px;
  border-radius: 6px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 1000;
  background-color: rgba(19, 26, 40, .55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  transition: background-color .35s ease, box-shadow .35s ease;
}

.site-header.scrolled {
  background-color: rgba(245, 241, 234, .92);
  box-shadow: 0 4px 24px rgba(38, 34, 32, .10);
  border-bottom-color: transparent;
}

.site-header.scrolled .brand-text,
.site-header.scrolled .nav-link-item {
  color: var(--color-text);
}

.site-header.scrolled .brand-icon {
  color: var(--color-gold);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #B8916A, #A67C52);
  border-radius: 50%;
  color: #fff;
  font-size: 16px;
  box-shadow: 0 4px 14px rgba(166, 124, 82, .3);
}

.brand-text {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .5px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link-item {
  font-size: 15px;
  color: rgba(255, 255, 255, .9);
  position: relative;
  padding: 6px 2px;
  font-weight: 500;
}

.nav-link-item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: width .3s ease;
}

.nav-link-item:hover::after,
.nav-link-item.active::after {
  width: 100%;
}

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

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

.header-cta {
  padding: 9px 24px;
  font-size: 14px;
  border-radius: var(--radius-btn);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  width: 36px;
  height: 36px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #fff;
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}

.site-header.scrolled .nav-toggle span {
  background-color: var(--color-text);
}

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

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

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

.nav-cta-mobile {
  display: none;
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  background-image: linear-gradient(rgba(19,26,40,.88), rgba(19,26,40,.55)), url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  padding: 150px 0 80px;
  color: #fff;
}

.page-hero h1 {
  color: #fff;
  font-size: 46px;
  line-height: 1.2;
  margin-bottom: 18px;
  font-weight: 800;
}

.page-hero p {
  color: var(--color-dark-text);
  font-size: 17px;
  max-width: 640px;
  line-height: 1.8;
}

.breadcrumb-custom {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  letter-spacing: .3px;
}

.breadcrumb-custom a {
  color: rgba(255, 255, 255, .65);
}

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

.breadcrumb-custom span.divider {
  margin: 0 8px;
  color: rgba(255, 255, 255, .4);
}

.breadcrumb-custom .current {
  color: var(--color-gold);
}

/* ===== Section common ===== */
.section-padding {
  padding: 70px 0;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 50px;
}

.section-title-wrap h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.3px;
  margin-bottom: 12px;
}

.section-title-wrap p {
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto;
  color: var(--color-text-mid);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-label::before {
  content: "";
  width: 24px;
  height: 1px;
  background-color: var(--color-gold);
  display: inline-block;
}

/* ===== Feature Wide Card ===== */
.feature-wide-card {
  background: #fff;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 28px;
  transition: box-shadow .35s ease, transform .35s ease;
}

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

.feature-wide-card .card-img-side {
  height: 100%;
  min-height: 300px;
}

.feature-wide-card .card-img-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.feature-wide-card .card-body-side {
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-wide-card .card-body-side h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
}

.feature-wide-card .card-body-side p {
  color: var(--color-text-mid);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.feature-points {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 24px;
}

.feature-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--color-text-mid);
}

.feature-points li i {
  color: var(--color-success);
  font-size: 14px;
  width: 18px;
  flex-shrink: 0;
}

/* ===== Mini Cards ===== */
.mini-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.mini-card {
  background: #fff;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  padding: 34px;
  transition: box-shadow .35s ease, transform .35s ease, border-color .35s ease;
  position: relative;
  overflow: hidden;
}

.mini-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--color-gold);
  transition: height .4s ease;
}

.mini-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(166, 124, 82, .35);
}

.mini-card:hover::before {
  height: 100%;
}

.mini-card .icon-circle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(166, 124, 82, .10);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-gold);
  margin-bottom: 18px;
}

.mini-card h4 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
}

.mini-card p {
  font-size: 14px;
  color: var(--color-text-mid);
  line-height: 1.75;
  margin-bottom: 18px;
}

.mini-card a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gold);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .3s ease;
}

.mini-card a:hover {
  gap: 10px;
  color: var(--color-gold-dark);
}

/* ===== Stats ===== */
.stats-section {
  background-color: var(--color-navy);
  padding: 50px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(166, 124, 82, .15), transparent 70%);
}

.stat-item {
  text-align: center;
  padding: 20px 10px;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 600;
  color: var(--color-gold);
  line-height: 1.2;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--color-dark-text);
  letter-spacing: .5px;
}

/* ===== Process ===== */
.process-section {
  background-color: #fff;
}

.process-step {
  text-align: center;
  padding: 10px 16px;
  position: relative;
}

.process-step .step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-gold);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  border: 2px solid rgba(166, 124, 82, .4);
  box-shadow: 0 4px 14px rgba(19,26,40,.15);
}

.process-step h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 14px;
  color: var(--color-text-mid);
  line-height: 1.7;
}

.process-line {
  position: absolute;
  top: 38px;
  left: calc(50% + 40px);
  width: calc(100% - 80px);
  height: 1px;
  background: #E8E2D8;
  z-index: 0;
}

.process-line::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
  opacity: .4;
}

/* ===== Scenario ===== */
.scenario-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.scenario-card {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 36px 30px;
  box-shadow: var(--shadow-card);
  transition: box-shadow .3s ease, transform .3s ease;
  border: 1px solid var(--color-border);
}

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

.scenario-card i {
  font-size: 30px;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.scenario-card h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.scenario-card p {
  font-size: 14px;
  color: var(--color-text-mid);
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
  background-color: #fff;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  background: transparent;
  border: none;
  border-bottom: 1px solid #E5DFD6;
}

.accordion-button {
  background: transparent;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  padding: 20px 0;
  box-shadow: none;
  transition: color .25s ease;
}

.accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--color-gold);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
}

.accordion-button::after {
  background-image: none;
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 14px;
  color: var(--color-text-mid);
}

.accordion-button:not(.collapsed)::after {
  color: var(--color-gold);
  transform: rotate(180deg);
}

.accordion-body {
  padding: 0 0 20px;
  font-size: 15px;
  color: var(--color-text-mid);
  line-height: 1.8;
  border-left: 4px solid var(--color-gold);
  padding-left: 18px;
}

/* ===== Link Nav ===== */
.link-nav-section {
  background: var(--color-cream);
}

.link-nav-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.link-nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border-radius: 12px;
  padding: 20px 22px;
  border: 1px solid var(--color-border);
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text);
  transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
}

.link-nav-item i {
  color: var(--color-gold);
  font-size: 14px;
  transition: transform .3s ease;
}

.link-nav-item:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
  border-color: rgba(166, 124, 82, .35);
  color: var(--color-gold);
}

.link-nav-item:hover i {
  transform: translateX(4px);
}

/* ===== CTA ===== */
.cta-section {
  background: var(--color-navy);
  padding: 70px 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 100%, rgba(166, 124, 82, .18), transparent 60%);
}

.cta-section h2 {
  color: #fff;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
}

.cta-section p {
  color: var(--color-dark-text);
  font-size: 16px;
  margin-bottom: 30px;
  position: relative;
}

.cta-section .btn-gold {
  position: relative;
  font-size: 17px;
  padding: 14px 44px;
}

/* ===== Footer ===== */
.site-footer {
  background-color: var(--color-navy);
  padding: 80px 0 40px;
  color: var(--color-dark-text);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .brand-text {
  color: #fff;
}

.footer-desc {
  font-size: 14px;
  color: var(--color-dark-text);
  margin-top: 16px;
  line-height: 1.8;
  max-width: 280px;
}

.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}

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

.footer-links a {
  font-size: 14px;
  color: var(--color-dark-text);
  transition: color .25s ease, padding-left .25s ease;
}

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

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--color-dark-text);
  margin-bottom: 12px;
}

.footer-contact i {
  color: var(--color-gold);
  margin-top: 4px;
  width: 16px;
}

.footer-divider {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-divider span {
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

/* ===== Animations ===== */
.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  h1 {
    font-size: 34px;
  }
  .page-hero h1 {
    font-size: 36px;
  }
  .mini-card-grid,
  .scenario-cards,
  .link-nav-grid {
    grid-template-columns: 1fr 1fr;
  }
  .feature-wide-card .card-img-side {
    min-height: 220px;
  }
  .feature-wide-card .card-body-side {
    padding: 28px 24px;
  }
}

@media (max-width: 767.98px) {
  .site-header {
    height: 64px;
  }
  .header-inner {
    height: 64px;
  }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    background: var(--color-navy);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 18px;
    transform: translateY(-120%);
    transition: transform .4s ease;
    border-bottom: 1px solid rgba(255,255,255,.08);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }
  .main-nav.open {
    transform: translateY(0);
  }
  .nav-link-item {
    color: #fff;
    font-size: 16px;
    width: 100%;
  }
  .nav-cta-mobile {
    display: inline-block;
    margin-top: 10px;
  }
  .header-cta {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .page-hero {
    padding: 120px 0 60px;
  }
  .page-hero h1 {
    font-size: 30px;
  }
  .page-hero p {
    font-size: 15px;
  }
  .section-title-wrap h2 {
    font-size: 24px;
  }
  .section-padding {
    padding: 50px 0;
  }
  .mini-card-grid,
  .scenario-cards,
  .link-nav-grid {
    grid-template-columns: 1fr;
  }
  .stat-number {
    font-size: 32px;
  }
  .stat-item {
    padding: 12px 8px;
  }
  .process-line {
    display: none;
  }
  .process-step {
    margin-bottom: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-divider {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .feature-wide-card .card-img-side {
    min-height: 180px;
  }
  .btn-gold, .btn-outline-light-custom {
    width: 100%;
  }
  .cta-section h2 {
    font-size: 26px;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .feature-wide-card .card-body-side {
    padding: 22px 18px;
  }
  .mini-card {
    padding: 24px 20px;
  }
  .scenario-card {
    padding: 24px 20px;
  }
}

/* roulang page: category3 */
:root {
  --gold: #A67C52;
  --gold-light: #C9A77E;
  --gold-dark: #8A6540;
  --night: #131A28;
  --night-2: #1B2436;
  --cream: #F5F1EA;
  --moon: #EDE9E2;
  --ink: #262220;
  --ink-mid: #6E6A66;
  --ink-light: #A6A19B;
  --success: #7A9E7E;
  --line: #E5DFD6;
  --line-dark: rgba(255,255,255,0.08);
  --radius: 16px;
  --radius-md: 8px;
  --shadow: 0 2px 12px rgba(38,34,32,0.06);
  --shadow-hover: 0 10px 32px rgba(38,34,32,0.12);
  --font-cn: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-en: Georgia, "Times New Roman", serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-cn);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { text-decoration: none; color: inherit; transition: color 0.3s ease; }

ul, ol { list-style: none; }

.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }

.section-pad { padding: 80px 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-md);
  font-weight: 600;
  padding: 12px 32px;
  font-size: 16px;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-gold {
  background: var(--gold);
  color: #1A140E;
  border-color: var(--gold);
  box-shadow: 0 4px 16px rgba(166,124,82,0.28);
}

.btn-gold:hover {
  background: var(--gold-light);
  color: #1A140E;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(166,124,82,0.32);
}

.btn-gold:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(166,124,82,0.2);
}

.btn-outline-light {
  background: transparent;
  border-color: rgba(255,255,255,0.85);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
  transform: translateY(-2px);
}

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

.btn-gold-outline:hover {
  background: rgba(166,124,82,0.06);
  color: var(--gold-dark);
  transform: translateY(-2px);
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 72px;
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
  background: transparent;
}

.site-header.scrolled {
  background: rgba(245,241,234,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 12px rgba(38,34,32,0.08);
}

.site-header.scrolled .nav-link-item,
.site-header.scrolled .brand-text { color: var(--ink); }

.site-header.scrolled .brand-icon i { color: var(--gold); }

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

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(166,124,82,0.22), rgba(166,124,82,0.5));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 16px;
  border: 1px solid rgba(166,124,82,0.35);
}

.brand-text {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  transition: color 0.4s ease;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link-item {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  position: relative;
  padding: 6px 2px;
  transition: color 0.3s ease;
}

.site-header.scrolled .nav-link-item { color: var(--ink); }

.nav-link-item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.35s ease;
  border-radius: 2px;
}

.nav-link-item:hover::after,
.nav-link-item.active::after { width: 100%; }

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

.header-cta {
  padding: 10px 28px;
  font-size: 15px;
  border-radius: var(--radius-md);
  background: var(--gold);
  color: #1A140E;
  border: none;
  box-shadow: 0 4px 14px rgba(166,124,82,0.3);
}

.header-cta:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  color: #1A140E;
}

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

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle:hover span { background: var(--gold); }

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

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

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

.nav-cta-mobile { display: none; }

/* ===== Hero ===== */
.page-hero {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  background: linear-gradient(rgba(19,26,40,0.88), rgba(19,26,40,0.55)), url('/assets/images/backpic/back-3.webp');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}

.page-hero::before,
.page-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  pointer-events: none;
}

.page-hero::before {
  width: 360px;
  height: 360px;
  background: rgba(166,124,82,0.5);
  top: -120px;
  right: -80px;
}

.page-hero::after {
  width: 240px;
  height: 240px;
  background: rgba(255,255,255,0.15);
  bottom: -80px;
  left: 20%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(166,124,82,0.16);
  border: 1px solid rgba(166,124,82,0.4);
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 500;
  border-radius: 40px;
  padding: 6px 20px;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.page-hero h1 {
  font-size: 46px;
  font-weight: 700;
  line-height: 1.28;
  margin-bottom: 20px;
  max-width: 760px;
  color: #fff;
}

.hero-lead {
  font-size: 17px;
  color: #C7D0DC;
  max-width: 640px;
  line-height: 1.9;
  margin-bottom: 32px;
}

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

/* ===== Stats ===== */
.stats-bar {
  background: var(--night);
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 40px 0 48px;
  position: relative;
}

.stats-bar .row { margin: 0 -16px; }

.stats-bar .stat-cell {
  text-align: center;
  padding: 12px 16px;
  position: relative;
}

.stats-bar .stat-cell:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 46px;
  background: rgba(255,255,255,0.1);
}

.stat-number {
  font-family: var(--font-en);
  font-size: 40px;
  font-weight: 600;
  color: var(--gold);
  line-height: 1.2;
}

.stat-label {
  font-size: 14px;
  color: #A6B0BF;
  margin-top: 6px;
}

/* ===== Section heading ===== */
.section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-heading h2 {
  font-size: 34px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 16px;
}

.section-heading p {
  font-size: 16px;
  color: var(--ink-mid);
  line-height: 1.8;
}

/* ===== Alternating media rows ===== */
.media-rows { background: var(--cream); }

.media-row {
  display: flex;
  align-items: center;
  gap: 64px;
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}

.media-row:last-of-type { border-bottom: none; }

.media-row .media-image,
.media-row .media-content { flex: 1; }

.media-image {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(38,34,32,0.1);
}

.media-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: 20px;
  transition: transform 0.6s ease;
}

.media-row:hover .media-image img { transform: scale(1.02); }

.media-image::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.2);
  pointer-events: none;
}

.media-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(19,26,40,0.72);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  border-radius: 40px;
  padding: 5px 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.media-content h3 {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 16px;
}

.media-content p {
  font-size: 16px;
  color: var(--ink-mid);
  line-height: 1.85;
  margin-bottom: 20px;
}

.media-features {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.media-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--ink);
}

.media-features li i {
  color: var(--success);
  margin-top: 4px;
  font-size: 14px;
}

.media-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--gold);
  font-size: 15px;
  transition: gap 0.3s ease;
}

.media-link i { transition: transform 0.3s ease; }

.media-link:hover { color: var(--gold-dark); }

.media-link:hover i { transform: translateX(4px); }

/* ===== Process / Steps ===== */
.steps-section {
  background: var(--moon);
  padding: 80px 0;
}

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

.step-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(166,124,82,0.4);
}

.step-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(166,124,82,0.1);
  color: var(--gold);
  font-size: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.step-num {
  font-family: var(--font-en);
  font-size: 14px;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.step-card h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
}

.step-card p {
  font-size: 14px;
  color: var(--ink-mid);
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--cream);
  padding: 80px 0;
}

.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
}

.accordion-item {
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
}

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

.accordion-button {
  background: transparent;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  padding: 20px 12px 20px 0;
  box-shadow: none !important;
  transition: color 0.3s ease;
}

.accordion-button::after {
  background: none;
  content: "+";
  font-family: var(--font-cn);
  font-size: 22px;
  font-weight: 400;
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
}

.accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--gold);
}

.accordion-button:not(.collapsed)::after { transform: rotate(45deg); }

.accordion-button:focus { box-shadow: none; }

.accordion-body {
  padding: 0 32px 20px 0;
  font-size: 15px;
  color: var(--ink-mid);
  line-height: 1.85;
  border-left: 3px solid var(--gold);
  padding-left: 16px;
  margin-left: 0;
}

/* ===== CTA + Form ===== */
.cta-section {
  background: var(--night);
  position: relative;
  padding: 80px 0;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(166,124,82,0.2);
  filter: blur(100px);
  right: -100px;
  top: -100px;
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.cta-copy h2 {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
  margin-bottom: 18px;
}

.cta-copy p {
  color: #C7D0DC;
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 480px;
}

.cta-contact-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #C7D0DC;
  font-size: 15px;
  margin-bottom: 14px;
}

.cta-contact-list i {
  color: var(--gold);
  width: 20px;
  text-align: center;
}

.cta-form-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 20px 50px rgba(19,26,40,0.35);
}

.cta-form-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.cta-form-card .form-sub {
  font-size: 14px;
  color: var(--ink-mid);
  margin-bottom: 24px;
}

.form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 8px;
}

.form-control {
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid #E2DED6;
  background: #FBF9F6;
  padding: 10px 14px;
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(166,124,82,0.15);
  background: #fff;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23A67C52' stroke-width='2'%3E%3Cpath d='m1 1 5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-required { color: #C0392B; margin-left: 3px; }

.form-message {
  margin-top: 14px;
  font-size: 14px;
  min-height: 22px;
  color: var(--success);
}

.input-group-append .btn,
.form-submit-btn {
  width: 100%;
  padding: 12px 32px;
}

/* ===== Explore links ===== */
.explore-section {
  background: var(--cream);
  padding: 72px 0;
}

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

.explore-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.explore-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(166,124,82,0.4);
}

.explore-card .explore-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(166,124,82,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 18px;
  margin-right: 14px;
}

.explore-card .explore-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.explore-card .explore-arrow {
  color: var(--gold);
  transition: transform 0.3s ease;
}

.explore-card:hover .explore-arrow { transform: translateX(4px); }

/* ===== Footer ===== */
.site-footer {
  background: var(--night);
  color: #A6B0BF;
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.9fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .brand-text { color: #fff; }

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: #8B97A8;
  margin-top: 16px;
  max-width: 300px;
}

.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 20px;
}

.footer-links li,
.footer-contact li {
  margin-bottom: 12px;
  font-size: 14px;
}

.footer-links a {
  color: #8B97A8;
  transition: color 0.3s ease;
}

.footer-links a:hover { color: var(--gold); }

.footer-contact li i {
  color: var(--gold);
  margin-right: 8px;
  width: 18px;
}

.footer-divider {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: #707D8F;
}

/* ===== Reveal animation ===== */
.fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .page-hero h1 { font-size: 40px; }

  .media-row {
    gap: 40px;
    flex-direction: column;
  }

  .media-row .media-image,
  .media-row .media-content {
    flex: none;
    width: 100%;
  }

  .media-image img { height: 280px; }

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

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

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

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

@media (max-width: 767.98px) {
  .section-pad { padding: 48px 0; }

  .site-header { background: rgba(245,241,234,0.95); backdrop-filter: blur(12px); box-shadow: 0 1px 12px rgba(38,34,32,0.08); }

  .brand-text { color: var(--ink); }

  .brand-icon i { color: var(--gold); }

  .nav-toggle {
    display: flex;
    background: var(--moon);
    border-radius: 50%;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--cream);
    padding: 24px;
    gap: 8px;
    box-shadow: 0 12px 30px rgba(38,34,32,0.1);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.3s ease, padding 0.4s ease;
    pointer-events: none;
  }

  .main-nav.open {
    max-height: 420px;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link-item {
    color: var(--ink);
    padding: 12px 12px;
    border-radius: var(--radius-md);
    font-size: 16px;
  }

  .nav-link-item:hover,
  .nav-link-item.active {
    background: rgba(166,124,82,0.08);
    color: var(--gold) !important;
  }

  .nav-link-item::after { display: none; }

  .nav-cta-mobile { display: inline-flex; margin-top: 10px; }

  .header-cta { display: none; }

  .page-hero { min-height: 440px; padding: 120px 0 56px; }

  .page-hero h1 { font-size: 32px; }

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

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

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

  .stats-bar .stat-cell::after { display: none; }

  .stats-bar .stat-number { font-size: 32px; }

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

  .media-row { padding: 40px 0; }

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

  .media-content h3 { font-size: 22px; }

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

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

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

  .footer-divider {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 575.98px) {
  .stats-bar .row { margin: 0; }

  .stats-bar .stat-cell { padding: 8px; }

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

  .accordion-body { padding-right: 0; }
}

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

/* roulang page: category2 */
:root {
  --primary: #A67C52;
  --primary-dark: #8A6642;
  --primary-light: #C49B73;
  --dark: #131A28;
  --dark-2: #1C2434;
  --cream: #F5F1EA;
  --cream-2: #EDE9E2;
  --text-dark: #262220;
  --text-mid: #6E6A66;
  --text-light: #A6A19B;
  --text-on-dark: #FFFFFF;
  --text-on-dark-2: #C7D0DC;
  --success: #7A9E7E;
  --border: #E8E2D8;
  --border-soft: #E5DFD6;
  --radius-lg: 16px;
  --radius-md: 8px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 12px rgba(38,34,32,0.06);
  --shadow-lg: 0 10px 32px rgba(38,34,32,0.12);
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--text-dark);
  background: #FFFFFF;
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: 1200px;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== Button ===== */
.btn {
  border-radius: var(--radius-md);
  padding: 12px 32px;
  font-weight: 600;
  font-size: 16px;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn:focus {
  box-shadow: 0 0 0 3px rgba(166,124,82,0.25);
  outline: none;
}

.btn-gold {
  background: var(--primary);
  border: 1px solid var(--primary);
  color: #1A140E;
}

.btn-gold:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

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

.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.8);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.08);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

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

.btn-outline-gold:hover {
  background: rgba(166,124,82,0.08);
  border-color: var(--primary-dark);
  color: var(--primary-dark);
  transform: translateY(-2px);
}

/* ===== Badge ===== */
.badge-soft {
  display: inline-block;
  background: rgba(166,124,82,0.12);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 16px;
  border-radius: 20px;
  line-height: 1.4;
}

.badge-gold {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 2px 12px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background: transparent;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}

.site-header.scrolled {
  background: rgba(245,241,234,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(38,34,32,0.08);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #C49B73, #A67C52);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(166,124,82,0.35);
}

.brand-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link-item {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
  padding: 6px 2px;
  transition: color var(--transition);
}

.nav-link-item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

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

.nav-link-item:hover::after,
.nav-link-item.active::after {
  width: 100%;
}

.nav-link-item.active {
  color: var(--primary);
  font-weight: 600;
}

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

.header-cta {
  padding: 10px 28px;
  font-size: 15px;
}

.nav-cta-mobile {
  display: none;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

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

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

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

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(19,26,40,0.92) 0%, rgba(19,26,40,0.72) 100%);
}

.page-hero::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 10%;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(166,124,82,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 860px;
  text-align: center;
  margin: 0 auto;
}

.page-hero h1 {
  font-size: 48px;
  font-weight: 700;
  color: var(--text-on-dark);
  line-height: 1.3;
  letter-spacing: 1px;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.page-hero h1 .gold {
  color: var(--primary-light);
}

.page-hero p {
  font-size: 17px;
  color: var(--text-on-dark-2);
  max-width: 640px;
  margin: 0 auto 0;
}

.page-hero-breadcrumb {
  position: relative;
  z-index: 2;
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}

.page-hero-breadcrumb a {
  color: rgba(255,255,255,0.7);
}

.page-hero-breadcrumb a:hover {
  color: var(--primary-light);
}

.page-hero-breadcrumb .sep {
  margin: 0 8px;
  opacity: 0.5;
}

/* ===== Intro ===== */
.intro-section {
  padding: 72px 0 40px;
  background: var(--cream);
}

.intro-block {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.intro-block .section-tag {
  display: inline-block;
  background: rgba(166,124,82,0.12);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 18px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.intro-block h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
}

.intro-block p {
  font-size: 17px;
  color: var(--text-mid);
  line-height: 2;
}

/* ===== Section Common ===== */
.section-pad {
  padding: 72px 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-head .section-tag {
  display: inline-block;
  background: rgba(166,124,82,0.12);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 18px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 12px;
}

.section-head p {
  font-size: 16px;
  color: var(--text-mid);
  line-height: 1.9;
}

/* ===== Timeline ===== */
.timeline-section {
  padding: 72px 0;
  background: #fff;
}

.timeline {
  position: relative;
  padding: 20px 0 0;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--border-soft), var(--primary));
}

.timeline-item {
  position: relative;
  margin-bottom: 56px;
  padding-left: 76px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: 13px;
  top: 8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary);
  border: 4px solid var(--cream);
  box-shadow: 0 0 0 2px var(--primary);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-dot::after {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #fff;
}

.timeline-card {
  background: var(--cream);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  position: relative;
}

.timeline-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.timeline-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.timeline-num {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1;
  min-width: 44px;
}

.timeline-icon {
  width: 40px;
  height: 40px;
  background: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 16px;
  border: 1px solid var(--border);
}

.timeline-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
  margin-bottom: 8px;
}

.timeline-card p {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.9;
  margin-bottom: 14px;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-tags span {
  font-size: 12px;
  color: var(--text-mid);
  background: rgba(166,124,82,0.1);
  padding: 4px 14px;
  border-radius: 20px;
  line-height: 1.4;
}

@media (min-width: 992px) {
  .timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }
  .timeline-item {
    width: 50%;
    padding-left: 0;
    padding-right: 56px;
  }
  .timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-right: 0;
    padding-left: 56px;
  }
  .timeline-dot {
    left: auto;
    right: -12px;
  }
  .timeline-item:nth-child(even) .timeline-dot {
    right: auto;
    left: -12px;
  }
}

/* ===== Value Stats ===== */
.value-section {
  padding: 72px 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.value-section::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(166,124,82,0.12) 0%, transparent 70%);
}

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

.value-section .section-head p {
  color: var(--text-on-dark-2);
}

.value-section .section-tag {
  background: rgba(255,255,255,0.1);
  color: var(--primary-light);
}

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

.stat-item {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  transition: all var(--transition);
}

.stat-item:hover {
  border-color: rgba(166,124,82,0.4);
  transform: translateY(-4px);
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 600;
  color: var(--primary-light);
  line-height: 1.2;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-on-dark-2);
}

/* ===== Scenes ===== */
.scenes-section {
  padding: 72px 0;
  background: var(--cream);
}

.scene-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
  height: 100%;
}

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

.scene-img {
  height: 160px;
  overflow: hidden;
  background: var(--cream-2);
  position: relative;
}

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

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

.scene-img .badge-gold {
  position: absolute;
  top: 12px;
  left: 12px;
}

.scene-body {
  padding: 24px;
}

.scene-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.scene-body h3 i {
  color: var(--primary);
  font-size: 15px;
}

.scene-body p {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 0;
}

/* ===== FAQ ===== */
.faq-section {
  padding: 72px 0;
  background: #fff;
}

.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.accordion-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--border-soft);
}

.accordion-item:first-of-type,
.accordion-item:last-of-type {
  border-radius: 0;
}

.accordion-button {
  background: transparent;
  box-shadow: none;
  padding: 20px 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  transition: color var(--transition);
}

.accordion-button::after {
  background-image: none;
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 14px;
  color: var(--primary);
  transition: transform var(--transition);
  width: auto;
  height: auto;
}

.accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
}

.accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--primary);
}

.accordion-button:focus {
  box-shadow: none;
  border: none;
}

.accordion-body {
  padding: 0 8px 24px;
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.9;
  border-left: 4px solid var(--primary);
  margin-left: 8px;
  padding-left: 16px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 72px 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(19,26,40,0.92), rgba(19,26,40,0.78));
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 16px;
  color: var(--text-on-dark-2);
  margin-bottom: 32px;
  line-height: 1.9;
}

.cta-inner .btn-gold {
  font-size: 18px;
  padding: 14px 44px;
}

/* ===== Inner Links ===== */
.inner-links-section {
  padding: 72px 0;
  background: var(--cream);
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 860px;
  margin: 0 auto;
}

.link-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.link-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.link-card-icon {
  width: 48px;
  height: 48px;
  background: var(--cream);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
}

.link-card-content {
  flex: 1;
}

.link-card-content h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.link-card-content p {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 0;
}

.link-card-arrow {
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
  transition: transform var(--transition);
}

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

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: var(--text-on-dark-2);
  padding: 64px 0 0;
  font-size: 14px;
}

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

.footer-brand .brand-text {
  color: #fff;
}

.footer-desc {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-on-dark-2);
  max-width: 320px;
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a,
.footer-contact a {
  color: var(--text-on-dark-2);
  font-size: 14px;
  transition: color var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--primary-light);
}

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

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-on-dark-2);
}

.footer-contact i {
  color: var(--primary-light);
  font-size: 13px;
  width: 16px;
  text-align: center;
}

.footer-divider {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* ===== FadeUp Animation ===== */
.fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
  .timeline-card:hover,
  .scene-card:hover,
  .link-card:hover {
    transform: none;
  }
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .page-hero {
    padding: 140px 0 60px;
  }
  .page-hero h1 {
    font-size: 40px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 767.98px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .site-header {
    height: 64px;
    background: rgba(245,241,234,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(38,34,32,0.06);
  }
  .header-inner {
    height: 64px;
  }
  .brand-text {
    font-size: 17px;
  }
  .brand-icon {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--cream);
    flex-direction: column;
    align-items: stretch;
    padding: 24px 20px;
    gap: 4px;
    display: none;
    box-shadow: 0 20px 30px rgba(38,34,32,0.1);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }
  .main-nav.open {
    display: flex;
  }
  .nav-link-item {
    padding: 14px 8px;
    font-size: 16px;
    border-bottom: 1px solid var(--border);
  }
  .nav-link-item::after {
    display: none;
  }
  .nav-cta-mobile {
    display: inline-flex;
    margin-top: 16px;
    border-radius: var(--radius-md);
  }
  .nav-toggle {
    display: inline-flex;
  }
  .header-cta {
    display: none;
  }
  .page-hero {
    padding: 120px 0 48px;
    background-attachment: scroll;
  }
  .page-hero h1 {
    font-size: 30px;
    line-height: 1.4;
  }
  .page-hero p {
    font-size: 15px;
  }
  .intro-section {
    padding: 48px 0 28px;
  }
  .intro-block h2 {
    font-size: 24px;
  }
  .intro-block p {
    font-size: 15px;
  }
  .section-pad {
    padding: 48px 0;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .timeline-section,
  .value-section,
  .scenes-section,
  .faq-section,
  .cta-section,
  .inner-links-section {
    padding: 48px 0;
  }
  .timeline-card {
    padding: 22px;
  }
  .timeline-top {
    gap: 10px;
  }
  .timeline-num {
    font-size: 26px;
    min-width: 32px;
  }
  .timeline-icon {
    width: 34px;
    height: 34px;
    font-size: 14px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .stat-item {
    padding: 24px 12px;
  }
  .stat-num {
    font-size: 34px;
  }
  .scene-img {
    height: 140px;
  }
  .link-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-divider {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .cta-inner h2 {
    font-size: 26px;
  }
  .cta-inner .btn-gold {
    width: 100%;
    max-width: 320px;
  }
}

@media (max-width: 520px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stat-num {
    font-size: 30px;
  }
  .page-hero h1 {
    font-size: 26px;
  }
}