/* roulang page: index */
:root {
  --color-primary: #0f1f2d;
  --color-primary-deep: #0a1622;
  --color-accent: #e89a3c;
  --color-accent-deep: #d97a1f;
  --color-cream: #f8f4ec;
  --color-paper: #fffdf8;
  --color-text: #1f2933;
  --color-muted: #6b7280;
  --color-border: #e3dccd;
  --shadow-soft: 0 20px 45px rgba(15, 31, 45, 0.08);
  --shadow-card: 0 12px 30px rgba(15, 31, 45, 0.06);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-cream);
  color: var(--color-text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
}

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

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

:focus-visible {
  outline: 3px solid rgba(232, 154, 60, 0.45);
  outline-offset: 2px;
  border-radius: 4px;
}

.site-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 640px) {
  .site-container {
    padding-inline: 2rem;
  }
}

@media (min-width: 1024px) {
  .site-container {
    padding-inline: 2.5rem;
  }
}

.glass-nav {
  background: rgba(15, 31, 45, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 25px rgba(15, 31, 45, 0.08);
  transition: background 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.glass-nav.scrolled {
  background: rgba(13, 23, 34, 0.9);
  border-color: transparent;
  box-shadow: 0 12px 30px rgba(15, 31, 45, 0.16);
}

.brand-logo {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #fff;
  background: linear-gradient(135deg, #f6d08a, #e89a3c);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(232, 154, 60, 0.25));
  white-space: nowrap;
}

.nav-link {
  position: relative;
  display: inline-block;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.35rem 0.15rem;
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: #f3c986;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s;
}

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

.mobile-link {
  display: block;
  padding: 0.8rem 0.25rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: color 0.3s, padding-left 0.3s;
}

.mobile-link:hover,
.mobile-link.active {
  color: #f3c986;
  padding-left: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1;
  transition: all 0.3s ease;
}

.btn-sm {
  padding: 0.55rem 1.2rem;
  font-size: 0.88rem;
}

.btn-accent {
  background: linear-gradient(135deg, #f0b45c, #e0892e);
  color: #0f1f2d;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 10px 25px rgba(224, 137, 46, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(224, 137, 46, 0.4);
}

.btn-ghost-light {
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #f6ecd9;
  background: transparent;
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.hero-section {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.9rem;
  border: 1px dashed rgba(255, 255, 255, 0.5);
  border-radius: 50px;
  color: #f7dca8;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  backdrop-filter: blur(6px);
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: #fff;
  margin: 1.2rem 0 1rem;
}

.hero-lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.15rem;
  max-width: 34rem;
  margin-bottom: 2rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 36rem;
  margin-top: 2.6rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-stat {
  padding-right: 1rem;
}

.hero-stat__num {
  font-size: 1.7rem;
  font-weight: 900;
  color: #f3c986;
  margin: 0;
}

.hero-stat__label {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  margin-top: 0.2rem;
}

.section {
  padding: 88px 0;
}

.section-paper {
  background: var(--color-paper);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.section-eyebrow {
  display: inline-block;
  padding: 0.3rem 1rem;
  border-radius: 50px;
  border: 1px dashed #c9bda4;
  color: var(--color-accent-deep);
  background: rgba(232, 154, 60, 0.08);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.section-eyebrow-light {
  border-color: rgba(255, 255, 255, 0.45);
  color: #f3c986;
  background: rgba(255, 255, 255, 0.06);
}

.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-primary);
  margin: 1rem 0 0.75rem;
}

.section-head p {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.intro-media {
  position: relative;
}

.intro-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.intro-tag {
  position: absolute;
  top: 18px;
  left: 18px;
  background: rgba(15, 31, 45, 0.75);
  color: #f3c986;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-weight: 700;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.intro-content h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #0f1f2d;
  line-height: 1.35;
  margin-bottom: 1rem;
}

.intro-content p {
  color: #5b6472;
  margin-bottom: 1.4rem;
}

.intro-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.85rem;
}

.intro-list li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  color: #2c3a47;
  font-weight: 600;
}

.intro-list i {
  color: var(--color-accent-deep);
  margin-top: 0.25rem;
}

.category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: block;
  box-shadow: var(--shadow-soft);
  min-height: 360px;
  transition: transform 0.4s, box-shadow 0.4s;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(15, 31, 45, 0.16);
}

.category-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.category-card:hover .category-card__img {
  transform: scale(1.05);
}

.category-card__text {
  position: relative;
  z-index: 2;
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  background: linear-gradient(180deg, transparent 15%, rgba(10, 22, 34, 0.85) 100%);
}

.category-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50px;
  padding: 0.32rem 0.9rem;
  color: #f7dca8;
  font-size: 0.85rem;
  font-weight: 700;
  backdrop-filter: blur(6px);
}

.category-card__text h3 {
  color: #fff;
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0.6rem 0 0.35rem;
}

.category-card__text p {
  color: rgba(255, 255, 255, 0.78);
  max-width: 30rem;
}

.category-card__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
  color: #f3c986;
  font-weight: 700;
  transition: gap 0.3s;
}

.category-card:hover .category-card__btn {
  gap: 0.9rem;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.news-card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s, box-shadow 0.35s;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15, 31, 45, 0.12);
}

.news-card__media {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: #e9e1d3;
}

.news-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s;
}

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

.news-card__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 31, 45, 0.72);
  color: #f3c986;
  padding: 0.28rem 0.8rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.news-card__body {
  padding: 1.4rem 1.5rem 1.6rem;
}

.news-card__body h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.news-card__body h3 a {
  transition: color 0.3s;
}

.news-card__body h3 a:hover {
  color: var(--color-accent-deep);
}

.news-card__body p {
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
}

.news-card__body time {
  color: #9a8c78;
  font-size: 0.85rem;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 56px 24px;
  background: var(--color-paper);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-muted);
}

.empty-state .empty-icon {
  font-size: 2.6rem;
  margin-bottom: 0.6rem;
  color: #d6c39f;
}

.stats-section {
  padding: 100px 0;
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stats-item {
  text-align: center;
  color: #fff;
  padding: 2.2rem 1rem;
  border: 1px dashed rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
}

.stats-item .stat-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: #f3c986;
  margin: 0;
}

.stats-item .stat-label {
  color: rgba(255, 255, 255, 0.8);
  margin-top: 0.35rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.feature-card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s, box-shadow 0.35s, border-color 0.35s;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: #e8b36a;
  box-shadow: 0 22px 40px rgba(15, 31, 45, 0.12);
}

.feature-card .feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #f4d7a1, #e89a3c);
  color: #0f1f2d;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 8px 20px rgba(232, 154, 60, 0.25);
  margin-bottom: 1.1rem;
}

.feature-card h3 {
  font-size: 1.08rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
}

.feature-card p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
  counter-reset: step;
}

.step-card {
  position: relative;
  background: var(--color-paper);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  border: 1px dashed #d6c9b2;
  box-shadow: 0 10px 26px rgba(15, 31, 45, 0.04);
  transition: transform 0.35s, border-color 0.35s;
}

.step-card:hover {
  transform: translateY(-5px);
  border-color: #dba45e;
}

.step-card::before {
  position: absolute;
  top: 1.4rem;
  right: 1.4rem;
  font-size: 2.3rem;
  font-weight: 900;
  color: rgba(232, 154, 60, 0.2);
  line-height: 1;
}

.step-card:nth-child(1)::before {
  content: "01";
}

.step-card:nth-child(2)::before {
  content: "02";
}

.step-card:nth-child(3)::before {
  content: "03";
}

.step-card:nth-child(4)::before {
  content: "04";
}

.step-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(232, 154, 60, 0.12);
  color: var(--color-accent-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.step-card h3 {
  font-size: 1.08rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.step-card p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.faq-list {
  max-width: 820px;
  margin-inline: auto;
  display: grid;
  gap: 1rem;
}

.faq-item {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(15, 31, 45, 0.04);
  transition: border-color 0.3s;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.3rem 1.5rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  gap: 1rem;
}

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

.faq-item[open] {
  border-color: #dba45e;
}

.faq-icon {
  color: #b9a888;
  transition: transform 0.3s, color 0.3s;
  flex-shrink: 0;
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  color: var(--color-accent-deep);
}

.faq-answer {
  padding: 0 1.5rem 1.3rem;
  color: var(--color-muted);
}

.faq-answer p {
  margin: 0;
}

.cta-section {
  position: relative;
  padding: 96px 0;
}

.cta-box {
  background: rgba(15, 31, 45, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-soft);
}

.cta-box h2 {
  color: #fff;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 620px;
  margin: 0 auto 2rem;
}

.site-footer {
  background: var(--color-primary-deep);
  color: rgba(255, 255, 255, 0.72);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.8rem;
}

.f-brand {
  color: #f3c986;
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.site-footer h4 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.8rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #f3c986;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.2rem 0;
  text-align: center;
  font-size: 0.85rem;
}

@media (max-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 72px 0;
  }

  .hero-section {
    min-height: 88vh;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 0.8rem;
  }

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

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .news-grid,
  .feature-grid,
  .steps-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .category-card__text {
    min-height: 320px;
    padding: 1.5rem;
  }

  .category-card__text h3 {
    font-size: 1.4rem;
  }

  .cta-box {
    padding: 2.4rem 1.4rem;
  }
}

@media (max-width: 520px) {
  .brand-logo {
    font-size: 1.1rem;
  }

  .section-head h2 {
    font-size: 1.5rem;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-badge {
    font-size: 0.75rem;
  }

  .category-card__text p {
    font-size: 0.95rem;
  }

  .footer-bottom {
    font-size: 0.8rem;
  }
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
    --primary: #7c5cfc;
    --primary-dark: #6444e0;
    --accent: #e8b45a;
    --accent-strong: #f0c875;
    --ink: #262233;
    --muted: #6f6a7d;
    --paper: #f4f0e8;
    --card: #fffcf6;
    --dark-bg: #161324;
    --dark-ele: #1d1930;
    --dark-border: rgba(255, 255, 255, 0.1);
    --line: rgba(90, 70, 50, 0.16);
    --radius: 18px;
    --radius-sm: 12px;
    --shadow: 0 6px 30px rgba(70, 40, 10, 0.08);
    --shadow-lg: 0 16px 44px rgba(70, 40, 10, 0.14);
    --header-h: 76px;
}

/* ========== 基础 Reset / Base ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
    background: var(--paper);
    color: var(--ink);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    text-decoration: none;
    color: inherit;
}
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}
ul,
ol {
    list-style: none;
}

.site-container {
    width: 100%;
    max-width: 1240px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

.site-section {
    padding-top: 84px;
    padding-bottom: 84px;
}

/* ========== Header / 玻璃导航 ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    height: var(--header-h);
    transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.site-header.glass {
    background: rgba(22, 19, 36, 0.42);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    backdrop-filter: blur(18px) saturate(140%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.site-header.solid {
    background: rgba(255, 252, 246, 0.94);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 6px 30px rgba(70, 40, 10, 0.08);
}
.header-inner {
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), #a78bfa);
    color: #fff;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 14px rgba(124, 92, 252, 0.35);
}
.brand-text {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #fff;
    transition: color 0.35s;
    white-space: nowrap;
}
.site-header.solid .brand-text {
    color: var(--ink);
}

.nav-link {
    position: relative;
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    padding: 8px 4px;
    transition: color 0.3s;
}
.site-header.solid .nav-link {
    color: var(--ink);
}
.nav-link:hover {
    color: var(--accent-strong);
}
.site-header.solid .nav-link:hover {
    color: var(--primary);
}
.nav-link.active {
    color: var(--accent);
    font-weight: 600;
}
.site-header.solid .nav-link.active {
    color: var(--primary);
}
.nav-link.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    border-radius: 2px;
    background: var(--accent);
}
.site-header.solid .nav-link.active::after {
    background: var(--primary);
}

.mobile-menu-btn {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 18px;
    transition: all 0.3s;
}
.site-header.solid .mobile-menu-btn {
    border-color: rgba(0, 0, 0, 0.12);
    color: var(--ink);
}
.mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.mobile-menu {
    display: none;
    position: absolute;
    top: calc(var(--header-h) + 6px);
    left: 16px;
    right: 16px;
    background: rgba(22, 19, 36, 0.96);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 18px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    flex-direction: column;
    gap: 4px;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
}
.mobile-menu.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.mobile-menu a:not(.btn) {
    display: block;
    padding: 12px 14px;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
    font-weight: 500;
    transition: background 0.25s;
}
.mobile-menu a:not(.btn):hover,
.mobile-menu a:not(.btn).active {
    background: rgba(255, 255, 255, 0.08);
    color: var(--accent);
}

/* ========== 按钮体系 ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    line-height: 1;
    padding: 13px 26px;
    transition: all 0.3s ease;
    white-space: nowrap;
}
.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
}
.btn-lg {
    padding: 16px 34px;
    font-size: 16px;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(124, 92, 252, 0.3);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(124, 92, 252, 0.38);
}
.btn-accent {
    background: var(--accent);
    color: #1c1917;
    box-shadow: 0 4px 16px rgba(232, 180, 90, 0.28);
}
.btn-accent:hover {
    background: var(--accent-strong);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(232, 180, 90, 0.38);
}
.btn-outline-light {
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.7);
    transform: translateY(-2px);
}
.btn-ghost {
    color: var(--primary);
    background: rgba(124, 92, 252, 0.08);
}
.btn-ghost:hover {
    background: rgba(124, 92, 252, 0.16);
    color: var(--primary-dark);
}
.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(124, 92, 252, 0.35);
}

/* ========== Hero / 页面横幅 ========== */
.page-hero {
    position: relative;
    min-height: 460px;
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-h) + 48px);
    padding-bottom: 64px;
    background-size: cover;
    background-position: center;
    color: #fff;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(22, 19, 36, 0.92) 10%, rgba(22, 19, 36, 0.5) 60%, rgba(22, 19, 36, 0.68) 100%);
}
.page-hero .site-container {
    position: relative;
    z-index: 1;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
}
.breadcrumb a {
    color: rgba(255, 255, 255, 0.75);
    transition: color 0.25s;
}
.breadcrumb a:hover {
    color: var(--accent);
}
.breadcrumb span {
    color: rgba(255, 255, 255, 0.35);
}
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--accent);
    margin-bottom: 22px;
}
.hero-tag i {
    font-size: 12px;
}
.page-hero h1 {
    font-size: clamp(34px, 5vw, 54px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: 0.01em;
    margin-bottom: 18px;
}
.page-hero p {
    max-width: 600px;
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 32px;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

/* ========== 分类标签 ========== */
.tab-section {
    padding: 32px 0 0;
}
.category-tab-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 18px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
}
.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    background: var(--paper);
    color: var(--muted);
    border: 1px solid transparent;
    transition: all 0.28s;
}
.chip:hover {
    color: var(--primary);
    background: rgba(124, 92, 252, 0.08);
    border-color: rgba(124, 92, 252, 0.2);
}
.chip.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 4px 14px rgba(124, 92, 252, 0.28);
}
.chip i {
    font-size: 12px;
}

/* ========== 板块标题 ========== */
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 42px;
}
.section-head.light {
    margin-bottom: 36px;
}
.section-kicker {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 8px;
}
.section-title {
    font-size: clamp(26px, 3vw, 34px);
    font-weight: 800;
    letter-spacing: 0.01em;
    color: var(--ink);
}
.section-head.light .section-title {
    color: #fff;
}
.section-desc {
    margin-top: 8px;
    color: var(--muted);
    font-size: 15px;
}
.section-head.light .section-desc {
    color: rgba(255, 255, 255, 0.55);
}

/* ========== 精选资讯卡片 ========== */
.featured-section {
    background: #fffefb;
}
.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.featured-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.featured-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}
.card-cover {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}
.card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.featured-card:hover .card-cover img {
    transform: scale(1.05);
}
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 700;
    padding: 5px 13px;
    border-radius: 999px;
    letter-spacing: 0.02em;
}
.badge-hot {
    background: rgba(232, 180, 90, 0.15);
    color: #b45309;
    border: 1px solid rgba(232, 180, 90, 0.3);
}
.badge-purple {
    background: rgba(124, 92, 252, 0.12);
    color: var(--primary-dark);
    border: 1px solid rgba(124, 92, 252, 0.25);
}
.badge-green {
    background: rgba(16, 185, 129, 0.12);
    color: #067a55;
    border: 1px solid rgba(16, 185, 129, 0.25);
}
.card-cover .badge {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: rgba(22, 19, 36, 0.72);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
}
.card-body {
    padding: 22px;
}
.card-body h3 {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.45;
    margin-bottom: 10px;
}
.card-body h3 a {
    transition: color 0.25s;
}
.card-body h3 a:hover {
    color: var(--primary);
}
.card-body p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 16px;
    font-size: 13px;
    color: var(--muted);
}
.card-meta i {
    color: var(--primary);
    font-size: 13px;
}

/* ========== 最新资讯深色区 ========== */
.latest-section {
    background: var(--dark-bg);
    position: relative;
    overflow: hidden;
}
.latest-section::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(124, 92, 252, 0.15), transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
}
.latest-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 36px;
    position: relative;
    z-index: 1;
}
.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.news-row {
    display: flex;
    gap: 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--radius);
    padding: 16px;
    transition: background 0.3s, border-color 0.3s, transform 0.3s;
}
.news-row:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.14);
    transform: translateX(4px);
}
.news-thumb {
    flex-shrink: 0;
    width: 148px;
    height: 104px;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
}
.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.news-row:hover .news-thumb img {
    transform: scale(1.04);
}
.news-content {
    flex: 1;
    min-width: 0;
}
.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}
.news-meta .badge {
    padding: 3px 10px;
    font-size: 11px;
    background: rgba(232, 180, 90, 0.14);
    color: var(--accent);
    border: 1px solid rgba(232, 180, 90, 0.2);
}
.news-content h3 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.45;
    margin-bottom: 6px;
    transition: color 0.25s;
}
.news-content h3 a:hover {
    color: var(--accent);
}
.news-content p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    margin-top: 10px;
    transition: gap 0.25s;
}
.news-more:hover {
    gap: 10px;
    color: var(--accent-strong);
}
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}
.page-btn {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    font-weight: 600;
    transition: all 0.25s;
}
.page-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}
.page-btn.active {
    background: var(--accent);
    color: #1c1917;
    border-color: var(--accent);
}

/* ========== 热门排行侧栏 ========== */
.hot-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.side-panel {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    padding: 22px;
}
.side-panel h3 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.side-panel h3 i {
    color: var(--accent);
}
.hot-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.hot-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.68);
    line-height: 1.5;
    transition: color 0.25s;
}
.hot-list li:hover {
    color: var(--accent);
}
.hot-num {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    font-size: 12px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.5);
}
.hot-list li:nth-child(-n+3) .hot-num {
    background: var(--accent);
    color: #1c1917;
}
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}
.tag-item {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    transition: all 0.25s;
}
.tag-item:hover {
    background: rgba(232, 180, 90, 0.15);
    color: var(--accent);
    border-color: rgba(232, 180, 90, 0.25);
}
.tag-item i {
    font-size: 11px;
    margin-right: 5px;
    opacity: 0.6;
}

/* ========== 数据统计 ========== */
.stats-section {
    background: #fffefb;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}
.stat-item {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 36px 20px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}
.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.stat-number {
    display: block;
    font-size: 40px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), #a78bfa);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
    margin-bottom: 8px;
}
.stat-label {
    font-size: 14px;
    color: var(--muted);
    font-weight: 500;
}

/* ========== 推荐专题 ========== */
.topics-section {
    background: var(--paper);
}
.topics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.topic-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    min-height: 230px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px;
    background-size: cover;
    background-position: center;
    color: #fff;
    transition: transform 0.35s, box-shadow 0.35s;
}
.topic-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(22, 19, 36, 0.85) 0%, rgba(22, 19, 36, 0.1) 70%);
}
.topic-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 44px rgba(22, 19, 36, 0.3);
}
.topic-label {
    position: relative;
    z-index: 1;
    display: inline-block;
    align-self: flex-start;
    background: rgba(232, 180, 90, 0.2);
    border: 1px solid rgba(232, 180, 90, 0.4);
    color: var(--accent);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 12px;
}
.topic-card h3 {
    position: relative;
    z-index: 1;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}
.topic-card p {
    position: relative;
    z-index: 1;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* ========== FAQ ========== */
.faq-section {
    background: #fffefb;
}
.faq-inner {
    max-width: 820px;
    margin: 0 auto;
}
.faq-item {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    transition: border-color 0.25s;
}
.faq-item[open] {
    border-color: rgba(124, 92, 252, 0.3);
}
.faq-item summary {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    transition: color 0.25s;
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary i {
    margin-left: auto;
    color: var(--primary);
    font-size: 14px;
    transition: transform 0.3s;
}
.faq-item[open] summary i {
    transform: rotate(45deg);
}
.faq-item summary:hover {
    color: var(--primary);
}
.faq-item p {
    padding: 0 22px 20px;
    font-size: 15px;
    color: var(--muted);
    line-height: 1.8;
}

/* ========== CTA ========== */
.cta-section {
    padding: 0 0 84px;
    background: var(--paper);
}
.cta-inner {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    padding: 64px 48px;
    background-size: cover;
    background-position: center;
    color: #fff;
    text-align: center;
}
.cta-inner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(22, 19, 36, 0.9), rgba(22, 19, 36, 0.6));
}
.cta-inner .cta-content {
    position: relative;
    z-index: 1;
    max-width: 620px;
    margin: 0 auto;
}
.cta-inner h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 14px;
}
.cta-inner p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 28px;
}

/* ========== Footer ========== */
.site-footer {
    background: var(--dark-bg);
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding: 60px 0 40px;
}
.f-brand {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
    letter-spacing: 0.02em;
}
.footer-grid h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.25s;
}
.footer-links a:hover {
    color: var(--accent);
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .featured-grid,
    .topics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .latest-grid {
        grid-template-columns: 1fr;
    }
    .hot-sidebar {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .site-container {
        padding-left: 18px;
        padding-right: 18px;
    }
    .site-section {
        padding-top: 60px;
        padding-bottom: 60px;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        margin-bottom: 30px;
    }
    .news-row {
        flex-direction: column;
    }
    .news-thumb {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
    }
    .hot-sidebar {
        grid-template-columns: 1fr;
    }
    .cta-inner {
        padding: 48px 22px;
    }
    .cta-inner h2 {
        font-size: 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding: 44px 0 30px;
    }
}
@media (max-width: 520px) {
    .featured-grid,
    .topics-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 14px;
    }
    .stat-number {
        font-size: 30px;
    }
    .page-hero {
        min-height: 420px;
    }
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    .hero-actions .btn {
        width: 100%;
    }
}
@media (max-width: 480px) {
    .page-hero h1 {
        font-size: 28px;
    }
    .page-hero p {
        font-size: 15px;
    }
    .brand-text {
        font-size: 16px;
    }
}

/* roulang page: article */
:root {
  --primary: #1d3b31;
  --primary-deep: #14271f;
  --accent: #d3913b;
  --accent-deep: #b5742a;
  --accent-light: #e8b054;
  --bg: #f5f2eb;
  --bg-soft: #ece6db;
  --bg-dark: #192e26;
  --card-bg: #ffffff;
  --text: #2a342f;
  --text-weak: #6f7d76;
  --border: #ddd6c8;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 12px 36px rgba(25, 45, 37, 0.08);
  --shadow-hover: 0 18px 44px rgba(25, 45, 37, 0.14);
  --glass: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.5);
  --font-head: "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background-color: var(--bg);
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 28px 28px;
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  margin: 0;
  padding: 0;
}

.site-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(20, 35, 28, 0.55);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: rgba(0, 0, 0, 0.06);
  box-shadow: 0 8px 30px rgba(20, 35, 28, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 76px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  transition: color .3s ease;
  white-space: nowrap;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent);
  color: #14211b;
  font-size: .95rem;
  flex-shrink: 0;
}

.site-header.scrolled .site-logo {
  color: var(--text);
}

.desktop-nav {
  display: none;
}

@media (min-width: 1024px) {
  .desktop-nav {
    display: flex !important;
    align-items: center;
    gap: 1.5rem;
  }
}

.nav-link {
  position: relative;
  font-size: .95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, .9);
  padding: .4rem 0;
  transition: color .25s ease;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width .25s ease;
  border-radius: 2px;
}

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

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

.site-header.scrolled .nav-link:hover {
  color: var(--accent-deep);
}

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

.site-header.scrolled .nav-link.active {
  color: var(--accent-deep);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .7rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  line-height: 1.2;
  transition: all .25s ease;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(29, 59, 49, 0.25);
}

.btn-accent {
  background: var(--accent);
  color: #1a1a1a;
}

.btn-accent:hover {
  background: var(--accent-deep);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(179, 116, 42, 0.3);
}

.btn-outline {
  border: 1px solid rgba(255, 255, 255, .7);
  color: #fff;
  background: transparent;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, .1);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-sm {
  padding: .5rem 1rem;
  font-size: .85rem;
}

.btn-lg {
  padding: .9rem 2rem;
  font-size: 1.05rem;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
  padding: 8px 10px;
  transition: all .25s ease;
}

.site-header.scrolled .menu-toggle {
  border-color: var(--border);
  background: var(--bg);
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  border-radius: 2px;
  transition: all .3s ease;
}

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

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

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

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

@media (min-width: 1024px) {
  .menu-toggle {
    display: none !important;
  }
}

.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  display: none;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  padding: 1rem 1.5rem 1.5rem;
  flex-direction: column;
  gap: .5rem;
}

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

.mobile-link {
  padding: .8rem .5rem;
  border-radius: 8px;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--bg-soft);
  transition: background .2s ease;
}

.mobile-link:hover {
  background: var(--bg-soft);
}

.mobile-menu .btn {
  margin-top: .75rem;
}

@media (min-width: 1024px) {
  .mobile-menu {
    display: none !important;
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .25rem .8rem;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 600;
  background: var(--accent);
  color: #1a1a1a;
  line-height: 1.4;
}

.article-hero {
  position: relative;
  padding: 180px 0 90px;
  background:
    linear-gradient(135deg, rgba(15, 30, 24, 0.92), rgba(29, 59, 49, 0.78)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: rgba(255, 255, 255, .75);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: rgba(255, 255, 255, .85);
  transition: color .2s ease;
}

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

.breadcrumb .sep {
  color: rgba(255, 255, 255, .4);
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.25;
  max-width: 860px;
  margin: 1rem 0 1.5rem;
  color: #fff;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: .9rem;
  color: rgba(255, 255, 255, .85);
}

.article-body-section {
  padding: 4.5rem 0 5.5rem;
}

.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 2.5rem;
  align-items: start;
}

.article-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.prose-content {
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--text);
}

.prose-content h2 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
  padding-left: 1rem;
  border-left: 4px solid var(--accent);
  line-height: 1.4;
}

.prose-content h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  margin: 1.6rem 0 .8rem;
  color: var(--primary);
}

.prose-content p {
  margin-bottom: 1.25rem;
}

.prose-content img {
  border-radius: var(--radius);
  margin: 1.5rem 0;
  box-shadow: var(--shadow);
}

.prose-content blockquote {
  border-left: 4px solid var(--accent);
  background: var(--bg-soft);
  padding: 1rem 1.5rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--text-weak);
}

.prose-content ul,
.prose-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.prose-content li {
  margin-bottom: .5rem;
}

.prose-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.prose-content th,
.prose-content td {
  padding: .75rem 1rem;
  border: 1px solid var(--border);
  text-align: left;
}

.prose-content th {
  background: var(--bg-soft);
  font-weight: 600;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .35rem .9rem;
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--text);
  font-size: .8rem;
  border: 1px solid var(--border);
  transition: all .25s ease;
}

.tag:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.article-share {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-top: 1.25rem;
}

.article-share span {
  font-size: .9rem;
  color: var(--text-weak);
}

.article-share a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  transition: all .25s ease;
}

.article-share a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px);
}

.article-sidebar {
  position: sticky;
  top: 100px;
}

.sidebar-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin-bottom: 1.75rem;
  box-shadow: 0 4px 16px rgba(25, 45, 37, 0.05);
}

.sidebar-card h3 {
  font-family: var(--font-head);
  font-size: 1.05rem;
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 2px solid var(--bg-soft);
  color: var(--text);
}

.info-list {
  list-style: none;
}

.info-list li {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .45rem 0;
  font-size: .9rem;
  color: var(--text-weak);
}

.info-list li i {
  color: var(--accent);
  width: 18px;
  text-align: center;
}

.side-nav-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .9rem .75rem;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
  margin-bottom: .75rem;
  transition: all .25s ease;
  color: var(--text);
}

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

.side-nav-item i:first-child {
  color: var(--accent);
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.side-nav-item i:last-child {
  margin-left: auto;
  font-size: .8rem;
  color: var(--text-weak);
  transition: transform .25s ease;
}

.side-nav-item:hover {
  border-color: var(--accent);
  background: #fff;
  transform: translateX(4px);
}

.side-nav-item:hover i:last-child {
  transform: translateX(3px);
  color: var(--accent);
}

.cover-card {
  padding: 0;
  overflow: hidden;
}

.cover-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.cover-card-body {
  padding: 1.5rem;
}

.cover-card-body h3 {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: .5rem;
}

.cover-card-body p {
  font-size: .85rem;
  color: var(--text-weak);
  margin-bottom: 1rem;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.section-flag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .3rem .9rem;
  border: 1px dashed var(--accent);
  border-radius: 999px;
  color: var(--accent-deep);
  background: rgba(211, 145, 59, 0.08);
  font-size: .8rem;
  letter-spacing: .1em;
  margin-bottom: .75rem;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--text);
  line-height: 1.3;
  margin-bottom: .75rem;
}

.section-subtitle {
  color: var(--text-weak);
  font-size: 1rem;
  line-height: 1.8;
}

.related-section {
  padding: 5.5rem 0;
  background: #fff;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.rel-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .3s ease;
  display: block;
  color: inherit;
  box-shadow: 0 4px 14px rgba(25, 45, 37, 0.04);
}

.rel-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.rel-card .cover {
  aspect-ratio: 16 / 9;
  background-size: cover;
  background-position: center;
  position: relative;
}

.rel-card .cover .badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
}

.rel-card .content {
  padding: 1.5rem;
}

.rel-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: .5rem;
  color: var(--text);
}

.rel-card p {
  color: var(--text-weak);
  font-size: .9rem;
  line-height: 1.7;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--primary);
  margin-top: .5rem;
  transition: color .25s ease;
}

.rel-card:hover .card-link {
  color: var(--accent-deep);
}

.faq-section {
  background: var(--bg-dark);
  color: #fff;
  padding: 5rem 0;
}

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

.faq-section .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  overflow: hidden;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color .25s ease;
}

.faq-item.active {
  border-color: rgba(232, 176, 84, 0.4);
}

.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  color: #fff;
}

.faq-q .icon {
  color: var(--accent-light);
  transition: transform .3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-q .icon {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  padding: 0 1.5rem;
  transition: max-height .35s ease, padding .35s ease;
  color: rgba(255, 255, 255, 0.75);
}

.faq-item.active .faq-a {
  max-height: 300px;
  padding-bottom: 1.25rem;
}

.faq-a p {
  line-height: 1.8;
}

.cta-section {
  padding: 5.5rem 0;
  text-align: center;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(26, 45, 37, 0.94), rgba(20, 33, 25, 0.88)),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}

.cta-section h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: .75rem;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

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

.not-found-section {
  padding: 190px 0 100px;
  min-height: 70vh;
  display: flex;
  align-items: center;
  background: var(--bg);
}

.not-found-box {
  background: var(--card-bg);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 4rem 3rem;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
  box-shadow: var(--shadow);
}

.not-found-box i {
  font-size: 2.8rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.not-found-box h2 {
  font-family: var(--font-head);
  font-size: 2rem;
  margin-bottom: .75rem;
  color: var(--text);
}

.not-found-box p {
  color: var(--text-weak);
  margin-bottom: 2rem;
}

.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.f-brand {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}

.f-brand::before {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 2px;
  transform: rotate(45deg);
  flex-shrink: 0;
}

.f-desc {
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
}

.footer-grid h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1.1rem;
  font-weight: 600;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: .6rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: .9rem;
  transition: color .25s ease, padding-left .25s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem 0;
  font-size: .85rem;
  color: rgba(255, 255, 255, 0.55);
  text-align: center;
}

@media (max-width: 1023.98px) {
  .article-grid {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    position: static;
  }
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 767.98px) {
  .site-header .header-inner {
    height: 66px;
  }
  .site-logo {
    font-size: 1.1rem;
  }
  .logo-mark {
    width: 32px;
    height: 32px;
    font-size: .85rem;
  }
  .article-hero {
    padding: 150px 0 60px;
  }
  .hero-title {
    font-size: 1.65rem;
  }
  .article-card {
    padding: 1.5rem;
  }
  .prose-content {
    font-size: 1rem;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .not-found-box {
    padding: 2.5rem 1.5rem;
  }
  .cta-section {
    padding: 4rem 0;
  }
  .article-meta {
    gap: .9rem;
  }
}

@media (max-width: 520px) {
  .site-container {
    padding: 0 1rem;
  }
  .article-hero {
    padding: 140px 0 50px;
  }
  .hero-title {
    font-size: 1.45rem;
  }
  .article-card {
    padding: 1.25rem;
  }
  .article-grid {
    gap: 1.5rem;
  }
  .cta-buttons .btn {
    width: 100%;
  }
}

/* roulang page: category2 */
:root {
    --primary: #7B5E4C;
    --primary-dark: #5E4534;
    --accent: #C98F5E;
    --accent-light: #E3B78E;
    --bg: #F5F0E8;
    --bg-card: #FFF9F0;
    --bg-dark: #2A1B12;
    --text: #3C2B1E;
    --text-light: #8B7664;
    --text-muted: #A89888;
    --border: #DCCFC0;
    --border-light: #E8DED0;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.10);
    --font-head: "Georgia", "Noto Serif SC", "Songti SC", serif;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  .site-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

  /* ===== Header / Glass Nav ===== */
  .site-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(245, 240, 232, 0.75);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(220, 207, 192, 0.4);
    transition: all 0.4s ease;
  }
  .site-header.scrolled {
    position: fixed;
    background: rgba(250, 246, 240, 0.96);
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    border-bottom-color: rgba(200, 180, 160, 0.3);
  }
  .header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

  .logo {
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 4px;
  }
  .logo-accent { color: var(--accent); }
  .logo-dot { color: var(--accent); }

  .nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    text-decoration: none;
    padding: 8px 4px;
    position: relative;
    transition: color 0.2s ease;
    letter-spacing: 0.3px;
  }
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transition: width 0.3s ease;
  }
  .nav-link:hover { color: var(--accent); }
  .nav-link:hover::after { width: 20px; }
  .nav-link.active { color: var(--primary-dark); font-weight: 600; }
  .nav-link.active::after { width: 24px; background: var(--accent); }

  /* ===== Buttons ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 999px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    line-height: 1.4;
  }
  .btn-sm { padding: 8px 20px; font-size: 13px; }
  .btn-primary { background: var(--primary); color: #FFF9F0; }
  .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(90, 60, 40, 0.25); }
  .btn-accent { background: var(--accent); color: #2A1B12; }
  .btn-accent:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200, 140, 80, 0.3); }
  .btn-outline { background: transparent; color: var(--text); border-color: var(--border); }
  .btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
  .btn-light { background: #FFF9F0; color: var(--primary-dark); }
  .btn-light:hover { background: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
  .btn:focus-visible { outline: 3px solid rgba(200, 140, 80, 0.4); outline-offset: 2px; }

  .btn-icon {
    width: 44px; height: 44px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: rgba(255, 249, 240, 0.8);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  .btn-icon:hover { background: var(--accent); color: #2A1B12; }

  /* ===== Mobile Menu ===== */
  .mobile-menu {
    display: none;
    padding: 16px 24px 24px;
    background: rgba(255, 249, 240, 0.98);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 4px;
  }
  .mobile-menu.open { display: flex; }
  .mobile-link {
    padding: 12px 14px;
    color: var(--text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-radius: 10px;
    transition: all 0.2s ease;
  }
  .mobile-link:hover { background: var(--bg); color: var(--accent); }
  .mobile-link.active { background: rgba(200, 140, 80, 0.12); color: var(--primary-dark); font-weight: 600; }

  /* ===== Hero ===== */
  .hero {
    position: relative;
    min-height: 72vh;
    display: flex;
    align-items: center;
    background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    padding: 160px 0 80px;
  }
  .hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(42,27,18,0.82) 0%, rgba(42,27,18,0.55) 50%, rgba(42,27,18,0.35) 100%); }
  .hero-content { position: relative; z-index: 2; max-width: 680px; }
  .hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255, 249, 240, 0.15);
    color: #E8D5C0;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid rgba(255, 249, 240, 0.3);
    backdrop-filter: blur(8px);
    margin-bottom: 24px;
    letter-spacing: 1px;
  }
  .hero h1 {
    font-family: var(--font-head);
    font-size: clamp(36px, 5vw, 56px);
    color: #FFF9F0;
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
  }
  .hero h1 span { color: var(--accent-light); }
  .hero-text {
    font-size: 16px;
    color: rgba(255, 249, 240, 0.85);
    max-width: 520px;
    line-height: 1.8;
    margin-bottom: 32px;
  }
  .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
  .hero-meta {
    display: flex; gap: 24px; margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 249, 240, 0.2);
    color: rgba(255, 249, 240, 0.7);
    font-size: 13px;
  }
  .hero-meta i { color: var(--accent-light); margin-right: 6px; }

  /* ===== Section ===== */
  .section { padding: 88px 0; position: relative; }
  .section-alt { background: var(--bg-card); border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); }
  .section-dark { background: var(--bg-dark); color: #E8D5C0; }

  .section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
  .section-head.left { text-align: left; margin-left: 0; }
  .eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
    background: rgba(200, 140, 80, 0.1);
    padding: 6px 16px;
    border-radius: 999px;
    border: 1px solid rgba(200, 140, 80, 0.2);
  }
  .section-head h2 {
    font-family: var(--font-head);
    font-size: clamp(28px, 3vw, 38px);
    color: var(--text);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 14px;
  }
  .section-head p { color: var(--text-light); font-size: 15px; line-height: 1.7; }

  .section-dark .section-head h2 { color: #F0E0D0; }
  .section-dark .section-head p { color: rgba(232, 213, 192, 0.7); }
  .section-dark .eyebrow { background: rgba(200, 140, 80, 0.18); border-color: rgba(200, 140, 80, 0.3); color: var(--accent-light); }

  /* ===== Grid ===== */
  .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

  /* ===== Step Cards ===== */
  .step-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
  }
  .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
  .step-num {
    width: 52px; height: 52px;
    border-radius: 50%;
    background: var(--primary);
    color: #FFF9F0;
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 18px;
    position: relative;
  }
  .step-num::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px dashed var(--accent);
    opacity: 0.4;
  }
  .step-icon { font-size: 28px; color: var(--accent); margin-bottom: 12px; }
  .step-card h3 { font-size: 17px; font-weight: 600; color: var(--text); margin-bottom: 10px; }
  .step-card p { font-size: 13px; color: var(--text-light); line-height: 1.6; }

  /* ===== Tutorial Cards ===== */
  .tuto-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.35s ease;
    display: flex;
    flex-direction: column;
  }
  .tuto-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(200, 140, 80, 0.4); }
  .tuto-cover { position: relative; height: 190px; overflow: hidden; }
  .tuto-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
  .tuto-card:hover .tuto-cover img { transform: scale(1.05); }
  .tuto-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(42,27,18,0.25) 0%, transparent 60%); }
  .tuto-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(255, 249, 240, 0.92);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
    z-index: 2;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 249, 240, 0.4);
  }
  .tuto-body { padding: 24px 24px 28px; flex: 1; display: flex; flex-direction: column; }
  .tuto-body h3 { font-size: 17px; font-weight: 600; color: var(--text); margin-bottom: 10px; line-height: 1.4; }
  .tuto-body p { font-size: 13px; color: var(--text-light); line-height: 1.7; flex: 1; }
  .tuto-meta { display: flex; align-items: center; gap: 16px; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--border-light); font-size: 12px; color: var(--text-muted); }
  .tuto-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--accent); font-size: 13px; font-weight: 600;
    text-decoration: none; margin-top: 14px;
    transition: gap 0.3s ease;
  }
  .tuto-link:hover { gap: 10px; color: var(--primary); }

  /* ===== Stats ===== */
  .stat-card { text-align: center; padding: 32px 16px; }
  .stat-num {
    font-family: var(--font-head);
    font-size: 44px;
    font-weight: 700;
    color: var(--accent-light);
    line-height: 1.2;
    margin-bottom: 8px;
  }
  .stat-label { font-size: 13px; color: rgba(232, 213, 192, 0.7); letter-spacing: 1px; }
  .stat-divider { width: 40px; height: 2px; background: rgba(200, 140, 80, 0.4); margin: 12px auto; }

  /* ===== FAQ ===== */
  .faq-list { max-width: 800px; margin: 0 auto; }
  .faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
  }
  .faq-item:hover { border-color: var(--accent); }
  .faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    background: transparent;
    border: none;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
  }
  .faq-q:hover { color: var(--accent); }
  .faq-q i { color: var(--accent); transition: transform 0.3s ease; font-size: 14px; flex-shrink: 0; }
  .faq-item.open .faq-q i { transform: rotate(180deg); }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .faq-a-inner { padding: 0 24px 20px; color: var(--text-light); font-size: 14px; line-height: 1.8; }

  /* ===== CTA ===== */
  .cta-section { position: relative; padding: 100px 0; text-align: center; background: url('/assets/images/backpic/back-1.png') center/cover no-repeat; }
  .cta-overlay { position: absolute; inset: 0; background: rgba(42, 27, 18, 0.82); }
  .cta-content { position: relative; z-index: 2; max-width: 600px; margin: 0 auto; }
  .cta-content h2 {
    font-family: var(--font-head);
    font-size: clamp(26px, 3vw, 38px);
    color: #FFF9F0;
    margin-bottom: 16px;
    line-height: 1.3;
  }
  .cta-content p { color: rgba(255, 249, 240, 0.8); font-size: 15px; margin-bottom: 32px; }

  /* ===== Footer ===== */
  .site-footer { background: var(--bg-dark); color: #C8B5A0; padding-top: 64px; }
  .site-footer .site-container { padding-bottom: 24px; }
  .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
  .f-brand {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    color: #F0E0D0;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
  }
  .site-footer h4 { font-size: 15px; font-weight: 600; color: #E8D5C0; margin-bottom: 18px; }
  .footer-links { list-style: none; }
  .footer-links li { margin-bottom: 10px; }
  .footer-links a {
    color: rgba(232, 213, 192, 0.65);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s ease;
  }
  .footer-links a:hover { color: var(--accent-light); }
  .footer-bottom {
    border-top: 1px solid rgba(255, 249, 240, 0.08);
    padding: 20px 0;
    font-size: 12px;
    color: rgba(232, 213, 192, 0.4);
    text-align: center;
  }

  /* ===== Decorative ===== */
  .divider-wave { text-align: center; margin: 0; }
  .divider-wave i { color: var(--accent); font-size: 18px; opacity: 0.6; }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .hero { min-height: 65vh; }
  }
  @media (max-width: 768px) {
    .section { padding: 64px 0; }
    .hero { min-height: 60vh; padding: 130px 0 60px; }
    .hero h1 { font-size: 32px; }
    .grid-3 { grid-template-columns: 1fr; }
    .header-inner { height: 64px; }
    .hero-actions .btn { width: 100%; }
  }
  @media (max-width: 520px) {
    .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .site-container { padding: 0 18px; }
    .section { padding: 48px 0; }
    .hero-meta { flex-direction: column; gap: 12px; }
  }

  /* ===== Helpers ===== */
  .text-muted { color: var(--text-muted); }
  .bg-cream { background: var(--bg); }