/* roulang page: index */
:root {
  --color-primary: #1A1D1F;
  --color-primary-light: #23272B;
  --color-accent: #C6A677;
  --color-accent-hover: #D4B68A;
  --color-bg: #F5F4F2;
  --color-white: #FFFFFF;
  --color-text: #17191C;
  --color-text-body: #4A4F55;
  --color-text-muted: #8A919A;
  --color-text-on-dark: #F0EDE8;
  --color-border: #E4E1DC;
  --color-footer-bg: #141618;
  --color-danger: #B3574C;
  --radius-card: 12px;
  --radius-btn: 6px;
  --radius-nav: 14px;
  --radius-badge: 999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 12px 32px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
  --transition: 0.24s cubic-bezier(0.22, 0.61, 0.36, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--color-bg);
  color: var(--color-text-body);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-text); text-decoration: none; transition: color var(--transition); }
button { font-family: inherit; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.row { max-width: none; }

/* 按钮体系 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 32px;
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  line-height: 1;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: #17191C;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--color-accent-hover);
  box-shadow: 0 8px 20px rgba(198,166,119,0.3);
  color: #17191C;
}
.btn-primary:active { transform: translateY(1px); }
.btn-outline {
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover, .btn-outline:focus {
  background: var(--color-primary);
  color: var(--color-text-on-dark);
}
.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.85);
  color: rgba(255,255,255,0.85);
}
.btn-outline-light:hover, .btn-outline-light:focus {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  color: #fff;
}
.btn-lg { height: 50px; padding: 0 40px; font-size: 15px; }
.btn-sm { height: 36px; padding: 0 22px; font-size: 13px; }

/* 文字链 */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-body);
  transition: color var(--transition);
}
.text-link:hover { color: var(--color-primary); }
.text-link .fas { transition: transform var(--transition); }
.text-link:hover .fas { transform: translateX(4px); }

/* 导航 */
.site-header { padding: 16px 16px 0; position: relative; z-index: 100; }
.nav-panel {
  background: rgba(26,29,31,0.96);
  border-radius: var(--radius-nav);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  box-shadow: var(--shadow-lg);
  max-width: 1240px;
  margin: 0 auto;
  position: relative;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-on-dark);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
}
.nav-logo:hover { color: var(--color-accent-hover); }
.logo-mark {
  width: 30px;
  height: 30px;
  background: var(--color-accent);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #17191C;
  letter-spacing: 0;
}
.nav-links { display: flex; gap: 10px; }
.nav-link {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 20px;
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  color: var(--color-text-on-dark);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
  background: rgba(198,166,119,0.08);
}
.nav-link.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(198,166,119,0.1);
}
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.nav-toggle-line { display: block; width: 20px; height: 2px; background: var(--color-text-on-dark); transition: all var(--transition); }

/* 倒计时条 */
.countdown-bar {
  background: #141618;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 16px 0;
  background-image: linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 24px 24px;
}
.countdown-title {
  color: rgba(240,237,232,0.6);
  font-size: 13px;
  letter-spacing: 0.05em;
  margin-right: 16px;
  display: inline-block;
}
.countdown-timer {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-feature-settings: "tnum";
  vertical-align: middle;
}
.cd-item { display: inline-flex; flex-direction: column; align-items: center; }
.cd-num {
  font-family: "DIN Alternate", "Barlow Condensed", sans-serif;
  font-feature-settings: "tnum";
  font-size: 28px;
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1;
  min-width: 34px;
  text-align: center;
  transition: opacity 0.2s, transform 0.2s;
}
.cd-label { font-size: 12px; color: #8A919A; line-height: 1.4; }
.cd-sep { color: rgba(255,255,255,0.3); font-size: 20px; line-height: 1; }
.countdown-link {
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}
.countdown-link:hover { color: var(--color-accent-hover); }
.countdown-link .fas { transition: transform var(--transition); }
.countdown-link:hover .fas { transform: translateX(4px); }

/* Hero */
.hero {
  position: relative;
  background: linear-gradient(rgba(26,29,31,0.62), rgba(26,29,31,0.78)), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: var(--color-text-on-dark);
  text-align: center;
  padding: 120px 24px 140px;
}
.hero-inner { max-width: 760px; margin: 0 auto; }
.hero h1 {
  font-size: 44px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #fff;
  margin-bottom: 24px;
  animation: fadeIn 0.8s ease;
}
.hero-highlight { color: var(--color-accent); font-weight: 700; }
.hero-sub {
  font-size: 17px;
  line-height: 1.6;
  color: #E8E4DF;
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.scroll-down {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  animation: scrollHint 2s ease-in-out infinite;
  transition: all var(--transition);
}
.scroll-down:hover { color: #fff; border-color: #fff; background: rgba(255,255,255,0.1); }
@keyframes scrollHint {
  0%, 100% { transform: translate(-50%, 0); opacity: 0.6; }
  50% { transform: translate(-50%, 8px); opacity: 1; }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 板块通用 */
.section { padding: 96px 0; }
.section-alt { background: var(--color-white); }
.section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; }
.section-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
  line-height: 1.3;
  margin-bottom: 8px;
}
.section-lead { font-size: 14px; color: var(--color-text-muted); max-width: 520px; }

/* 卖点区 */
.features-section { padding: 96px 0; }
.features-col-title { padding-right: 30px; }
.features-col-title .section-title { margin-bottom: 16px; }
.features-col-title p { color: var(--color-text-muted); font-size: 14px; line-height: 1.8; }
.feature-item {
  display: flex;
  gap: 28px;
  padding: 36px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}
.feature-item:first-child { padding-top: 0; }
.feature-item:last-child { border-bottom: none; padding-bottom: 0; }
.feature-num {
  font-family: "DIN Alternate", "Barlow Condensed", sans-serif;
  font-feature-settings: "tnum";
  font-size: 18px;
  font-weight: 600;
  color: var(--color-accent);
  min-width: 50px;
  line-height: 1.4;
  border-top: 2px solid var(--color-accent);
  padding-top: 6px;
}
.feature-content h3 { font-size: 18px; font-weight: 600; color: var(--color-text); margin-bottom: 12px; }
.feature-content p { font-size: 15px; line-height: 1.85; color: var(--color-text-body); }

/* 图墙 */
.gallery-section { padding: 96px 0; background: var(--color-white); }
.gallery-header { margin-bottom: 40px; }
.gallery-figure {
  border-radius: var(--radius-card);
  overflow: hidden;
  margin: 0;
  background: var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.gallery-figure:hover {
  box-shadow: var(--shadow-md);
}
.gallery-figure .gallery-img {
  overflow: hidden;
  flex: 1;
}
.gallery-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
}
.gallery-figure:hover img { transform: scale(1.03); }
.gallery-main .gallery-img { min-height: 460px; max-height: 520px; }
.gallery-sub .gallery-img { min-height: 200px; max-height: 230px; }
.gallery-figure figcaption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--color-text-body);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  letter-spacing: 0.03em;
}
.gallery-sub-wrap { display: flex; flex-direction: column; gap: 20px; height: 100%; }
.gallery-sub .gallery-figure { flex: 1; }

/* CTA */
.cta-section {
  background: var(--color-primary);
  padding: 72px 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 32px 32px;
}
.cta-section h2 {
  color: var(--color-text-on-dark);
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}
.cta-section p { color: rgba(240,237,232,0.65); font-size: 14px; margin-bottom: 0; }
.cta-actions { display: flex; justify-content: flex-end; gap: 12px; }

/* 资讯列表 */
.news-section { padding: 96px 0; }
.news-list {
  border-top: 1px solid var(--color-border);
  background: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.news-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: background var(--transition);
}
.news-row:last-child { border-bottom: none; }
.news-row:hover { background: #F8F6F3; }
.news-badge {
  flex-shrink: 0;
  background: #F0ECE4;
  color: #8F7A55;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: var(--radius-badge);
  white-space: nowrap;
  letter-spacing: 0.03em;
}
.news-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.news-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition);
}
.news-row:hover .news-title { color: var(--color-accent); }
.news-summary {
  font-size: 13px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.5;
}
.news-date {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--color-text-muted);
  font-feature-settings: "tnum";
  white-space: nowrap;
}
.news-arrow {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #F0ECE4;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8F7A55;
  font-size: 13px;
  transition: all var(--transition);
}
.news-row:hover .news-arrow {
  background: var(--color-accent);
  color: #17191C;
  transform: translateX(4px);
}
.news-empty {
  padding: 60px 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 14px;
  letter-spacing: 0.03em;
}

/* FAQ */
.faq-section { padding: 96px 0; background: var(--color-white); }
.faq-section .section-title { text-align: center; margin-bottom: 48px; }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item:first-child { border-top: 1px solid var(--color-border); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  padding: 20px 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  min-height: 56px;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--color-accent); }
.faq-icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  border-radius: 1px;
}
.faq-icon::before { width: 14px; height: 2px; top: 9px; left: 3px; }
.faq-icon::after { width: 2px; height: 14px; top: 3px; left: 9px; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-item.active .faq-question { color: var(--color-primary); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.32s ease, opacity 0.28s ease;
  opacity: 0;
}
.faq-item.active .faq-answer { opacity: 1; }
.faq-answer-inner {
  padding: 0 4px 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-body);
}

/* 页脚 */
.site-footer {
  background: var(--color-footer-bg);
  padding: 48px 0 0;
  color: rgba(240,237,232,0.6);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-on-dark);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer-brand:hover { color: var(--color-accent-hover); }
.footer-desc { font-size: 13px; line-height: 1.6; color: rgba(240,237,232,0.55); max-width: 240px; }
.footer-links { display: flex; }
.footer-col { flex: 1; }
.footer-col a {
  display: block;
  font-size: 13px;
  color: rgba(240,237,232,0.6);
  padding: 5px 0;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid #2A2D31;
  margin-top: 32px;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: rgba(240,237,232,0.4);
}

/* 焦点可访问性 */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* 响应式 */
@media (max-width: 1024px) {
  .section, .features-section, .gallery-section, .news-section, .faq-section { padding: 72px 0; }
  .hero h1 { font-size: 36px; }
  .hero { padding: 100px 24px 120px; }
  .gallery-main .gallery-img { min-height: 400px; }
  .cta-actions { justify-content: flex-start; margin-top: 20px; }
}

@media (max-width: 640px) {
  .section, .features-section, .gallery-section, .news-section, .faq-section { padding: 56px 0; }
  .container { padding: 0 16px; }
  /* 导航 */
  .site-header { padding: 12px 12px 0; }
  .nav-panel {
    height: 64px;
    padding: 0 16px;
    flex-wrap: wrap;
    align-items: center;
  }
  .nav-logo { font-size: 17px; }
  .logo-mark { width: 26px; height: 26px; font-size: 12px; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 8px;
    padding: 12px 0 16px;
    order: 3;
  }
  .nav-links.open { display: flex; }
  .nav-link { width: 100%; height: 44px; font-size: 15px; }
  .btn-sm { display: none; }
  /* 倒计时 */
  .countdown-bar { padding: 14px 0; }
  .countdown-title { display: block; margin-bottom: 10px; }
  .countdown-timer { gap: 6px; }
  .cd-num { font-size: 32px; min-width: 28px; }
  .cd-label { font-size: 11px; }
  .cd-sep { font-size: 18px; }
  .countdown-link { margin-top: 12px; display: inline-flex; }
  .text-right { text-align: left; }
  /* Hero */
  .hero { padding: 72px 16px 96px; }
  .hero h1 { font-size: 28px; line-height: 1.25; }
  .hero-sub { font-size: 15px; }
  .hero-actions { flex-direction: column; align-items: center; max-width: 320px; margin: 0 auto; }
  .hero-actions .btn { width: 100%; }
  /* 卖点 */
  .features-col-title { padding-right: 0; margin-bottom: 32px; }
  .feature-item { flex-direction: column; gap: 12px; padding: 28px 0; }
  .feature-num { min-width: auto; border-top: none; padding-top: 0; }
  .feature-content h3 { font-size: 17px; }
  /* 图墙 */
  .gallery-main .gallery-img { min-height: 240px; max-height: 280px; }
  .gallery-sub .gallery-img { min-height: 200px; max-height: 220px; }
  .gallery-sub-wrap { gap: 16px; margin-top: 16px; }
  /* CTA */
  .cta-section { padding: 48px 0; }
  .cta-section h2 { font-size: 24px; }
  .cta-actions .btn { width: 100%; max-width: 320px; }
  /* 资讯 */
  .news-row { padding: 18px 16px; gap: 14px; }
  .news-summary { display: none; }
  .news-title { font-size: 15px; }
  .news-date { font-size: 12px; }
  .news-badge { font-size: 11px; padding: 3px 10px; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  /* FAQ */
  .faq-question { font-size: 14px; padding: 16px 4px; }
  .faq-answer-inner { font-size: 13px; }
  /* 页脚 */
  .site-footer { padding-top: 32px; }
  .footer-links { flex-wrap: wrap; gap: 16px 0; margin-top: 20px; }
  .footer-col { flex: 0 0 50%; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 4px; }
}

@media (max-width: 480px) {
  .news-date { display: none; }
  .news-row { flex-wrap: wrap; }
  .news-badge { margin-bottom: 4px; }
  .news-content { flex-basis: calc(100% - 50px); }
}

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

/* roulang page: article */
:root {
  --primary: #1A1D1F;
  --primary-light: #23272B;
  --accent: #C6A677;
  --accent-light: #D4B68A;
  --bg: #F5F4F2;
  --white: #FFFFFF;
  --text: #17191C;
  --text-body: #4A4F55;
  --text-light: #8A919A;
  --text-on-dark: #F0EDE8;
  --border: #E4E1DC;
  --border-dark: rgba(255,255,255,0.08);
  --radius-lg: 14px;
  --radius-md: 12px;
  --radius-sm: 6px;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.08);
  --shadow-nav: 0 20px 60px rgba(0,0,0,0.15);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --duration: 240ms;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-body);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

button,
input {
  font-family: inherit;
}

.grid-container {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
}

/* ========== Header / Nav ========== */
.site-header {
  padding-top: 16px;
  position: relative;
  z-index: 100;
}

.nav-panel {
  background: var(--primary);
  border-radius: var(--radius-lg);
  min-height: 72px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 20px;
  box-shadow: var(--shadow-nav);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-on-dark);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--accent);
  color: var(--text);
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid transparent;
  border-radius: 8px;
  color: rgba(240,237,232,0.82);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: all var(--duration) var(--ease);
}

.nav-link:hover {
  border-color: var(--accent);
  color: var(--text-on-dark);
  background: rgba(198,166,119,0.08);
}

.nav-link.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(198,166,119,0.1);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 0;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle-line {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 2px;
  background: var(--text-on-dark);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease), top var(--duration) var(--ease), bottom var(--duration) var(--ease);
}

.nav-toggle-line:nth-child(1) {
  top: 14px;
}

.nav-toggle-line:nth-child(2) {
  bottom: 14px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  top: 19px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  bottom: 19px;
  transform: rotate(-45deg);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 32px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration) var(--ease);
}

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

.btn-primary:hover {
  background: var(--accent-light);
  box-shadow: 0 8px 20px rgba(198,166,119,0.3);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: none;
}

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

.btn-outline:hover {
  background: var(--primary);
  color: var(--text-on-dark);
}

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

.btn-outline-light:hover {
  background: var(--text-on-dark);
  border-color: var(--text-on-dark);
  color: var(--primary);
}

.btn-sm {
  height: 36px;
  padding: 0 18px;
  font-size: 13px;
}

/* ========== Article Page ========== */
.article-main {
  padding: 40px 0 96px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--text-light);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.breadcrumb a {
  color: #6F7680;
  transition: color var(--duration) var(--ease);
}

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

.breadcrumb-sep {
  color: #C4C0BA;
  font-size: 12px;
}

.article-header {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 44px 52px;
  box-shadow: var(--shadow-card);
  margin-bottom: 32px;
}

.article-header h1 {
  font-size: 36px;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.01em;
  margin-bottom: 20px;
  word-break: break-word;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--text-light);
}

.badge {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 14px;
  background: #F0ECE4;
  color: #8F7A55;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.meta-date,
.meta-read {
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
}

.article-body {
  max-width: 720px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 48px 52px;
  box-shadow: var(--shadow-card);
}

.article-body h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
  margin: 48px 0 16px;
  letter-spacing: 0.02em;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  margin: 32px 0 12px;
}

.article-body p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-body);
  margin-bottom: 28px;
}

.article-body ul,
.article-body ol {
  margin: 0 0 28px 1.4em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-body);
}

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

.article-body blockquote {
  border-left: 2px solid var(--accent);
  background: #F8F6F3;
  padding: 18px 22px;
  margin: 28px 0;
  border-radius: 0 8px 8px 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 28px 0;
}

.article-body img[alt]::after {
  display: block;
  font-size: 13px;
  color: var(--text-light);
  padding: 8px 0 0;
  content: attr(alt);
}

.article-body hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

.article-back {
  margin-top: 32px;
  text-align: center;
}

.article-back a {
  display: inline-block;
  padding: 12px 0;
  color: var(--text-body);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--duration) var(--ease);
}

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

.article-back a span,
.article-back a::after {
  content: "→";
  display: inline-block;
  margin-left: 6px;
  transition: transform var(--duration) var(--ease);
}

.article-back a:hover::after {
  transform: translateX(4px);
}

/* ========== Related Section ========== */
.related-section {
  max-width: 960px;
  margin: 32px auto 0;
}

.related-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.related-head h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.related-head::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
  margin-left: 24px;
}

.related-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.related-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.related-thumb {
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--ease);
}

.related-card:hover .related-thumb img {
  transform: scale(1.03);
}

.related-info {
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.related-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 12px;
  flex: 1;
}

.related-info h3 a {
  transition: color var(--duration) var(--ease);
}

.related-info h3 a:hover {
  color: var(--accent);
}

.related-date {
  font-size: 13px;
  color: var(--text-light);
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
}

/* ========== CTA Section ========== */
.cta-section {
  max-width: 1200px;
  margin: 64px auto 0;
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 52px 56px;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.cta-section .cell {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-on-dark);
  line-height: 1.35;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.cta-section p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(240,237,232,0.72);
  max-width: 620px;
}

.cta-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

/* ========== Article Missing ========== */
.article-missing {
  max-width: 640px;
  margin: 80px auto;
  padding: 48px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-card);
}

.missing-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #F0ECE4;
  color: #8F7A55;
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 20px;
}

.article-missing p {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 24px;
}

/* ========== Footer ========== */
.site-footer {
  background: #141618;
  padding: 48px 0 0;
  margin-top: 96px;
}

.site-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-on-dark);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 14px;
}

.footer-desc {
  font-size: 13px;
  color: rgba(240,237,232,0.55);
  line-height: 1.8;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: flex-end;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 110px;
}

.footer-col a {
  font-size: 13px;
  color: rgba(240,237,232,0.7);
  transition: color var(--duration) var(--ease);
}

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

.footer-bottom {
  margin-top: 40px;
  border-top: 1px solid #2A2D31;
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  font-size: 12px;
  color: rgba(240,237,232,0.4);
  font-feature-settings: "tnum";
}

/* ========== Responsive ========== */
@media (max-width: 1023px) {
  .btn-sm {
    padding: 0 14px;
  }

  .nav-link {
    padding: 0 12px;
    font-size: 13px;
  }

  .cta-section {
    padding: 40px 32px;
  }

  .cta-actions {
    justify-content: flex-start;
    margin-top: 16px;
  }

  .footer-links {
    justify-content: flex-start;
    margin-top: 24px;
  }
}

@media (max-width: 639px) {
  .site-header {
    padding-top: 10px;
  }

  .nav-panel {
    min-height: 60px;
    gap: 10px;
    padding: 0 14px;
  }

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

  .logo-mark {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 10px;
    right: 10px;
    background: var(--primary);
    border-radius: var(--radius-md);
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    gap: 8px;
    box-shadow: var(--shadow-nav);
  }

  .nav-links.nav-open {
    display: flex;
  }

  .nav-link {
    width: 100%;
    justify-content: center;
    height: 44px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-panel > .btn-sm {
    display: none;
  }

  .article-main {
    padding: 24px 0 56px;
  }

  .article-header {
    padding: 28px 20px;
  }

  .article-header h1 {
    font-size: 28px;
    line-height: 1.35;
  }

  .article-body {
    padding: 28px 20px;
  }

  .article-body h2 {
    font-size: 24px;
    margin-top: 36px;
  }

  .article-body h3 {
    font-size: 18px;
    margin-top: 28px;
  }

  .article-body p,
  .article-body ul,
  .article-body ol {
    font-size: 15px;
    line-height: 1.85;
  }

  .related-section {
    margin-top: 24px;
  }

  .related-head {
    margin-bottom: 16px;
  }

  .related-head h2 {
    font-size: 20px;
  }

  .cta-section {
    margin-top: 40px;
    padding: 32px 24px;
  }

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

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .site-footer {
    margin-top: 56px;
    padding-top: 36px;
  }

  .footer-links {
    gap: 24px;
  }

  .footer-col {
    min-width: 45%;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
  }

  .article-missing {
    margin: 48px auto;
    padding: 32px 20px;
  }
}

@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 */
/* ============ Design Tokens ============ */
        :root {
            --clr-primary: #1A1D1F;
            --clr-primary-light: #23272B;
            --clr-accent: #C6A677;
            --clr-accent-light: #D4B68A;
            --clr-bg: #F5F4F2;
            --clr-white: #FFFFFF;
            --clr-text-dark: #17191C;
            --clr-text-body: #4A4F55;
            --clr-text-muted: #8A919A;
            --clr-text-light: #F0EDE8;
            --clr-border: #E4E1DC;
            --clr-input-border: rgba(255, 255, 255, 0.12);
            --clr-input-bg: rgba(255, 255, 255, 0.07);
            --clr-empty: #A0A4AA;
            --radius-lg: 12px;
            --radius-md: 6px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 20px 60px rgba(0, 0, 0, 0.15);
            --transition: 0.24s cubic-bezier(0.22, 0.61, 0.36, 1);
            --font-num: "DIN Alternate", "Barlow Condensed", "Helvetica Neue", Arial, sans-serif;
        }

        /* ============ Reset & Base ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--clr-bg);
            color: var(--clr-text-body);
            line-height: 1.9;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: inline-block;
            vertical-align: middle;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-weight: 600;
            line-height: 1.3;
            color: var(--clr-text-dark);
        }

        /* ============ Layout ============ */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding: 96px 0;
        }
        .bg-white {
            background: var(--clr-white);
        }
        .bg-dark {
            background: var(--clr-primary);
            color: var(--clr-text-light);
        }
        .bg-dark h2,
        .bg-dark h3 {
            color: var(--clr-text-light);
        }
        .section-num {
            display: block;
            font-family: var(--font-num);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.12em;
            color: var(--clr-accent);
            margin-bottom: 10px;
            font-feature-settings: "tnum";
        }
        .section-sub {
            color: var(--clr-text-muted);
            font-size: 15px;
            margin-top: 8px;
        }

        /* ============ Header / Nav ============ */
        .site-header {
            padding: 16px 0 0;
            position: relative;
            z-index: 50;
        }
        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(26, 29, 31, 0.95);
            border-radius: 14px;
            padding: 0 20px;
            height: 72px;
            box-shadow: var(--shadow-nav);
            position: relative;
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--clr-text-light);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.02em;
            flex-shrink: 0;
            transition: color var(--transition);
        }
        .nav-logo:hover {
            color: var(--clr-accent);
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            background: var(--clr-accent);
            color: var(--clr-text-dark);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-family: var(--font-num);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            gap: 10px;
            flex: 1;
            justify-content: center;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 16px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.05em;
            border: 1px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            border-color: rgba(198, 166, 119, 0.6);
            color: var(--clr-accent);
        }
        .nav-link.active {
            background: rgba(198, 166, 119, 0.15);
            border-color: rgba(198, 166, 119, 0.6);
            color: var(--clr-accent);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            gap: 5px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }
        .nav-toggle-line {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--clr-text-light);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
            transform: translateY(3.5px) rotate(45deg);
        }
        .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
            transform: translateY(-3.5px) rotate(-45deg);
        }
        .nav-links.open {
            display: flex;
        }

        /* ============ Buttons ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 32px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.04em;
            line-height: 1;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--clr-accent);
            color: var(--clr-text-dark);
        }
        .btn-primary:hover {
            background: var(--clr-accent-light);
            box-shadow: 0 8px 20px rgba(198, 166, 119, 0.3);
            transform: translateY(-1px);
            color: var(--clr-text-dark);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(198, 166, 119, 0.2);
        }
        .btn-sm {
            height: 36px;
            padding: 0 20px;
            font-size: 13px;
        }
        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.85);
            color: rgba(255, 255, 255, 0.85);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.85);
            color: var(--clr-text-dark);
            transform: translateY(-1px);
        }
        .btn-outline-light:active {
            transform: translateY(0);
        }

        /* ============ Hero ============ */
        .cat-hero {
            position: relative;
            padding: 120px 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-color: var(--clr-primary);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(rgba(26, 29, 31, 0.62), rgba(26, 29, 31, 0.78));
        }
        .hero-content {
            position: relative;
            z-index: 1;
        }
        .hero-eyebrow {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 0.14em;
            color: var(--clr-accent);
            text-transform: uppercase;
            margin-bottom: 20px;
            font-weight: 600;
        }
        .cat-hero h1 {
            color: var(--clr-text-light);
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 20px;
        }
        .cat-hero .hero-desc {
            color: #E8E4DF;
            font-size: 16px;
            line-height: 1.8;
            max-width: 560px;
            margin: 0 auto;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 40px;
        }

        /* ============ Intro Section ============ */
        .cat-intro .intro-copy {
            margin-bottom: 28px;
        }
        .cat-intro .intro-copy p {
            margin-bottom: 16px;
        }
        .intro-image {
            width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            margin-top: 24px;
        }

        /* ============ Scope Section ============ */
        .cat-scope .section-heading {
            margin-bottom: 24px;
        }
        .scope-item {
            background: var(--clr-bg);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            height: 100%;
            transition: all var(--transition);
        }
        .scope-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(198, 166, 119, 0.4);
        }
        .scope-item h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--clr-text-dark);
        }
        .scope-item p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--clr-text-body);
            margin-bottom: 0;
        }

        /* ============ Benefits Section ============ */
        .cat-benefits {
            background: var(--clr-primary);
            color: var(--clr-text-light);
        }
        .cat-benefits .section-sub {
            color: #A0A4AA;
        }
        .cat-benefits h2 {
            color: var(--clr-text-light);
        }
        .benefit-card {
            background: var(--clr-primary-light);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            height: 100%;
            transition: all var(--transition);
            position: relative;
        }
        .benefit-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            border-color: rgba(198, 166, 119, 0.4);
        }
        .benefit-icon {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: var(--clr-accent);
            line-height: 1;
            font-feature-settings: "tnum";
        }
        .benefit-card h3 {
            color: var(--clr-text-light);
            font-size: 18px;
            font-weight: 600;
            margin: 20px 0 12px;
        }
        .benefit-card p {
            color: #C8C5C0;
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ============ Process Section ============ */
        .process-step {
            text-align: center;
            padding: 0 20px;
            position: relative;
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--clr-accent);
            color: var(--clr-text-dark);
            font-family: var(--font-num);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            font-feature-settings: "tnum";
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .process-step:hover .step-num {
            transform: scale(1.05);
            box-shadow: 0 8px 24px rgba(198, 166, 119, 0.3);
        }
        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--clr-text-body);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ FAQ Section ============ */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--clr-border);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--clr-border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 20px 0;
            min-height: 44px;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--clr-text-dark);
            cursor: pointer;
            transition: color var(--transition);
            background: none;
        }
        .faq-question:hover {
            color: var(--clr-accent);
        }
        .faq-question::after {
            content: '+';
            font-size: 24px;
            font-weight: 400;
            color: var(--clr-accent);
            flex-shrink: 0;
            transition: transform var(--transition);
            line-height: 1;
        }
        .faq-item.open .faq-question::after {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            opacity: 0;
            transition: max-height 0.4s ease, opacity 0.35s ease;
        }
        .faq-answer-inner {
            padding: 0 0 20px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--clr-text-body);
        }

        /* ============ CTA ============ */
        .cat-cta {
            position: relative;
            padding: 96px 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-color: var(--clr-primary);
            color: var(--clr-text-light);
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(rgba(26, 29, 31, 0.72), rgba(26, 29, 31, 0.82));
        }
        .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-content h2 {
            color: var(--clr-text-light);
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .cta-content p {
            color: #E8E4DF;
            font-size: 15px;
            margin-bottom: 32px;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #141618;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
            border-top: 1px solid #2A2D31;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--clr-text-light);
            font-weight: 600;
            font-size: 16px;
            margin-bottom: 12px;
        }
        .footer-brand:hover {
            color: var(--clr-accent);
        }
        .footer-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .footer-links {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
        }
        .footer-col {
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 100px;
        }
        .footer-col a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--clr-accent);
        }
        .footer-bottom {
            border-top: 1px solid #2A2D31;
            margin-top: 40px;
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .section-pad {
                padding: 56px 0;
            }
            .cat-hero {
                padding: 96px 0;
            }
            .cat-cta {
                padding: 56px 0;
            }
            .footer-links {
                gap: 16px;
            }
        }
        @media (max-width: 640px) {
            .section-pad {
                padding: 40px 0;
            }
            .nav-panel {
                height: 64px;
                padding: 0 12px;
            }
            .nav-links {
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: var(--clr-primary);
                border-radius: 14px;
                flex-direction: column;
                padding: 16px;
                display: none;
                box-shadow: var(--shadow-nav);
                z-index: 100;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-link {
                width: 100%;
                justify-content: center;
                height: 44px;
                font-size: 16px;
            }
            .nav-toggle {
                display: flex;
            }
            .btn-sm {
                display: none;
            }
            .cat-hero {
                padding: 72px 0;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .cat-hero .hero-desc {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
                gap: 12px;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 320px;
            }
            .benefit-card {
                padding: 28px 20px;
                margin-bottom: 16px;
            }
            .scope-item {
                padding: 24px 20px;
                margin-bottom: 16px;
            }
            .process-step {
                margin-bottom: 32px;
            }
            .cta-content h2 {
                font-size: 24px;
            }
            .footer-links {
                margin-top: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }