/* roulang page: index */
:root {
  --primary: #1e2a3a;
  --primary-light: #2a3a4e;
  --accent: #c8a45d;
  --accent-dark: #a8843e;
  --accent-light: #f0e3c5;
  --bg: #f8f7f4;
  --bg-alt: #efece5;
  --dark-band: #141c28;
  --text: #212732;
  --text-muted: #6b7280;
  --border: #e6e1d8;
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(30, 42, 58, .06);
  --shadow: 0 6px 24px rgba(30, 42, 58, .08);
  --shadow-lg: 0 16px 48px rgba(30, 42, 58, .14);
  --transition: .25s ease;
  --container: 1200px;
  --font-base: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition), opacity var(--transition); }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; cursor: pointer; background: none; }
input, select, textarea { font-family: inherit; font-size: 1rem; }

.container {
  width: min(var(--container), 100% - 48px);
  margin-inline: auto;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .5px;
  white-space: nowrap;
}

.logo i {
  color: var(--accent);
  font-size: 1.5rem;
}

.logo span {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  position: relative;
  padding: 8px 18px;
  border-radius: 99px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text);
  transition: background var(--transition), color var(--transition);
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(30, 42, 58, .05);
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 3px;
  border-radius: 4px;
  background: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 6px 14px;
  gap: 8px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 164, 93, .15);
}

.search-box i { color: var(--text-muted); font-size: .9rem; }

.search-box input {
  border: none;
  outline: none;
  background: transparent;
  width: 110px;
  font-size: .9rem;
  color: var(--text);
}

.search-box input::placeholder { color: #a0a6b0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 99px;
  font-size: .95rem;
  font-weight: 600;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(30, 42, 58, .18);
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30, 42, 58, .24);
}

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

.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline {
  border-color: var(--accent);
  color: var(--accent-dark);
}

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

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

.btn-light:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

.mobile-toggle {
  display: none;
  font-size: 1.4rem;
  color: var(--text);
  padding: 8px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 120px 0 100px;
  background: linear-gradient(135deg, rgba(20, 28, 40, .88) 0%, rgba(30, 42, 58, .72) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 80px;
  background: radial-gradient(ellipse, rgba(255,255,255,.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-inner {
  max-width: 760px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(200, 164, 93, .2);
  border: 1px solid rgba(200, 164, 93, .5);
  backdrop-filter: blur(8px);
  color: var(--accent-light);
  font-size: .85rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 99px;
  margin-bottom: 24px;
}

.hero-badge i { font-size: .8rem; }

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 1px;
  margin-bottom: 16px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, .3);
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .88);
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 56px;
  border-top: 1px solid rgba(255, 255, 255, .15);
  padding-top: 28px;
}

.stat-item {
  text-align: left;
}

.stat-item .num {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-item .label {
  font-size: .85rem;
  color: rgba(255, 255, 255, .7);
}

/* ---------- Section Common ---------- */
.section { padding: 84px 0; }

.section-alt { background: var(--bg-alt); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-head .tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent-dark);
  font-size: .8rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 99px;
  letter-spacing: 1px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ---------- Feature Cards ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-light), #f7eddc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-dark);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: .95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---------- Category Cards ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.category-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.category-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.category-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

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

.category-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 28, 40, .4), transparent 60%);
}

.category-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.category-body .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--accent-dark);
  background: var(--accent-light);
  padding: 4px 12px;
  border-radius: 99px;
  width: fit-content;
  margin-bottom: 14px;
}

.category-body h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.category-body p {
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.7;
  flex: 1;
  margin-bottom: 18px;
}

.category-link {
  color: var(--accent-dark);
  font-weight: 600;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition), color var(--transition);
}

.category-link:hover {
  gap: 12px;
  color: var(--primary);
}

/* ---------- News / Latest ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(200, 164, 93, .4);
}

.news-card .news-cat {
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent-dark);
  background: var(--accent-light);
  padding: 3px 12px;
  border-radius: 99px;
  display: inline-block;
  width: fit-content;
}

.news-card h3 {
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.5;
  transition: color var(--transition);
}

.news-card:hover h3 { color: var(--accent-dark); }

.news-card p {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .82rem;
  color: #9a9fa8;
  margin-top: 4px;
}

.news-meta i { font-size: .75rem; }

.empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  color: var(--text-muted);
  font-size: 1rem;
}

/* ---------- Flow / Steps ---------- */
.flow-section {
  background: var(--dark-band);
  color: #fff;
  position: relative;
}

.flow-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: .08;
}

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

.flow-section .section-head .tag {
  background: rgba(200, 164, 93, .2);
  color: var(--accent);
}

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

.flow-section .section-head p { color: rgba(255, 255, 255, .7); }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: step;
}

.step-card {
  background: rgba(255, 255, 255, .06);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
  position: relative;
  counter-increment: step;
}

.step-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, .1);
  border-color: rgba(200, 164, 93, .5);
}

.step-card::after {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2.6rem;
  font-weight: 800;
  color: rgba(255, 255, 255, .12);
  line-height: 1;
}

.step-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 20px;
}

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.step-card p {
  font-size: .92rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .75);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.faq-item:hover {
  border-color: rgba(200, 164, 93, .4);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: color var(--transition);
}

.faq-question:hover { color: var(--accent-dark); }

.faq-question .fa-chevron-down {
  margin-left: auto;
  color: var(--accent);
  font-size: .85rem;
  transition: transform var(--transition);
}

details[open] .fa-chevron-down { transform: rotate(180deg); }

details[open] .faq-question { color: var(--accent-dark); }

.faq-question i:first-child {
  color: var(--accent);
  width: 20px;
  text-align: center;
}

.faq-answer {
  padding: 0 24px 20px;
  font-size: .95rem;
  color: var(--text-muted);
  line-height: 1.8;
  border-top: 1px solid var(--border);
  margin: 0 24px 0 58px;
  padding-top: 0;
  padding-left: 0;
  border-top: none;
  margin-top: -6px;
}

/* ---------- CTA ---------- */
.cta-band {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #2c2f3a 100%);
  position: relative;
  overflow: hidden;
  color: #fff;
}

.cta-band::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(200, 164, 93, .2);
  filter: blur(60px);
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-inner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, .75);
  max-width: 520px;
  margin: 0 auto 32px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #151c26;
  color: #9ca3af;
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: .9rem;
  line-height: 1.7;
  max-width: 320px;
  color: #8b93a0;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
}

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

.footer-col ul li a {
  font-size: .9rem;
  color: #8b93a0;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: .85rem;
  color: #6b7280;
}

.footer-bottom a {
  color: #8b93a0;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .main-nav { gap: 2px; }
  .nav-link { padding: 8px 12px; font-size: .9rem; }
  .search-box { display: none; }
}

@media (max-width: 768px) {
  .header-inner { height: 64px; gap: 16px; }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 24px;
    gap: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .08);
    border-top: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform .3s ease;
    z-index: 99;
    align-items: stretch;
  }
  .main-nav.open { transform: translateY(0); }
  .nav-link { padding: 12px 16px; width: 100%; }
  .mobile-toggle { display: block; }
  .header-actions .btn { display: none; }
  
  .feature-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  
  .hero { padding: 80px 0 60px; }
  .hero-stats { gap: 20px; margin-top: 40px; }
  .section { padding: 56px 0; }
  
  .faq-answer { margin-left: 20px; }
}

@media (max-width: 520px) {
  .container { width: calc(100% - 32px); }
  .hero p { font-size: .95rem; }
  .hero-buttons .btn { width: 100%; }
  .hero-stats { flex-direction: column; gap: 14px; }
  .category-body { padding: 20px; }
  .news-card { padding: 20px; }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #c0c6d0; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* roulang page: article */
:root{
  --primary:#0B1F33;
  --primary-dark:#071626;
  --accent:#C9A063;
  --accent-light:#E6C891;
  --accent-deep:#A87F45;
  --bg:#F4F5F7;
  --surface:#FFFFFF;
  --text:#16222F;
  --text-weak:#5A6B7C;
  --border:#E3E7EC;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 4px 14px rgba(11,31,51,.06);
  --shadow-lg:0 14px 36px rgba(11,31,51,.12);
  --transition:.25s ease;
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 1px 12px rgba(11,31,51,.05)}
.header-inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:74px;display:flex;align-items:center;gap:24px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.4px;white-space:nowrap;transition:var(--transition)}
.logo i{color:var(--accent);font-size:22px}
.logo:hover{opacity:.86}
.main-nav{display:flex;gap:6px;margin-left:12px}
.nav-link{padding:9px 16px;border-radius:999px;color:var(--text-weak);font-weight:600;font-size:14px;transition:var(--transition)}
.nav-link:hover{color:var(--primary);background:#F2F0EA}
.nav-link.active{color:var(--primary);background:linear-gradient(135deg,rgba(201,160,99,.2),rgba(201,160,99,.08));box-shadow:inset 0 0 0 1px rgba(201,160,99,.28)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:0 14px;height:40px;width:220px;transition:var(--transition)}
.search-box:focus-within{width:260px;background:#fff;border-color:var(--accent);box-shadow:0 0 0 3px rgba(201,160,99,.15)}
.search-box i{color:var(--text-weak);font-size:14px;margin-right:8px}
.search-box input{border:none;background:transparent;outline:none;font-size:14px;flex:1;color:var(--text)}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:10px;width:42px;height:42px;color:var(--primary);font-size:17px;cursor:pointer;align-items:center;justify-content:center;transition:var(--transition)}
.nav-toggle:hover{border-color:var(--accent);color:var(--accent-deep)}
/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:999px;font-weight:700;font-size:14px;padding:11px 22px;cursor:pointer;text-decoration:none;transition:var(--transition)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-deep));color:#fff;box-shadow:0 4px 12px rgba(201,160,99,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(201,160,99,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;border:1.5px solid var(--accent);color:var(--accent-deep)}
.btn-outline:hover{background:var(--accent);color:#fff}
.btn-light{background:#fff;color:var(--primary);box-shadow:0 4px 14px rgba(0,0,0,.18)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.24)}
.btn:focus-visible,a:focus-visible{outline:3px solid rgba(201,160,99,.55);outline-offset:2px}
/* ---------- Page Banner ---------- */
.page-banner{position:relative;background-size:cover;background-position:center;padding:68px 0 72px;color:#fff}
.page-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,31,51,.94) 0%,rgba(11,31,51,.8) 42%,rgba(11,31,51,.52) 100%)}
.page-banner .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;margin-bottom:16px;color:rgba(255,255,255,.7)}
.breadcrumb a{color:var(--accent-light);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:#fff}
.breadcrumb i{font-size:11px;align-self:center;opacity:.7}
.banner-label{display:inline-flex;align-items:center;gap:8px;color:var(--accent-light);font-weight:700;letter-spacing:2px;font-size:13px;text-transform:uppercase}
.banner-title{font-size:clamp(27px,4.6vw,42px);line-height:1.28;margin:10px 0 14px;font-weight:800;letter-spacing:1px}
.banner-sub{font-size:15px;color:rgba(255,255,255,.8);max-width:680px;line-height:1.8}
/* ---------- Article Layout ---------- */
.article-section{padding:56px 0 40px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
.article-main{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.article-body{padding:42px 46px}
.article-head h1{font-size:clamp(25px,3.4vw,34px);line-height:1.35;font-weight:800;color:var(--text);margin-bottom:18px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:14px 2px;margin-bottom:26px;font-size:13px;color:var(--text-weak)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item i{color:var(--accent)}
.badge{display:inline-flex;align-items:center;gap:5px;background:linear-gradient(135deg,rgba(201,160,99,.18),rgba(201,160,99,.08));color:var(--accent-deep);border:1px solid rgba(201,160,99,.25);border-radius:999px;font-weight:700;font-size:12px;padding:4px 12px}
.article-cover{margin-bottom:26px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.article-cover img{width:100%;height:auto;max-height:460px;object-fit:cover;transition:transform .6s ease}
.article-cover:hover img{transform:scale(1.02)}
.article-content{font-size:16px;line-height:1.95;color:#2B3A49;word-break:break-word}
.article-content p{margin-bottom:1.25em}
.article-content h2{font-size:22px;font-weight:800;color:var(--text);margin:1.7em 0 .7em;padding-left:14px;border-left:4px solid var(--accent);line-height:1.4}
.article-content h3{font-size:18px;font-weight:800;color:var(--text);margin:1.4em 0 .6em}
.article-content ul,.article-content ol{margin:0 0 1.25em;padding-left:1.4em}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:.5em}
.article-content img{border-radius:10px;margin:1.2em 0;box-shadow:var(--shadow)}
.article-content a{color:var(--accent-deep);text-decoration:underline;text-underline-offset:3px;transition:color .2s}
.article-content a:hover{color:var(--accent)}
.article-content blockquote{border-left:4px solid var(--accent);background:#FAF6ED;padding:14px 20px;border-radius:0 10px 10px 0;color:var(--text-weak);margin:1.5em 0;font-size:15px}
.article-content table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:14px}
.article-content th,.article-content td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.article-content th{background:#F7F3EA;font-weight:700;color:var(--primary)}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;padding-top:22px;border-top:1px solid var(--border)}
.tag-link{display:inline-flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:6px 14px;font-size:13px;color:var(--text-weak);transition:var(--transition)}
.tag-link:hover{border-color:var(--accent);color:var(--accent-deep);background:#FAF6ED}
/* ---------- Not Found ---------- */
.notfound{text-align:center;padding:86px 30px}
.notfound i{font-size:54px;color:var(--accent);margin-bottom:18px}
.notfound h1{font-size:28px;font-weight:800;margin-bottom:12px;color:var(--text)}
.notfound p{color:var(--text-weak);margin-bottom:26px;font-size:15px}
/* ---------- Sidebar ---------- */
.side-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:24px}
.side-title{font-size:16px;font-weight:800;color:var(--text);margin-bottom:16px;display:flex;align-items:center;gap:10px}
.side-title i{color:var(--accent);font-size:16px}
.side-list li{border-bottom:1px dashed var(--border)}
.side-list li:last-child{border-bottom:none}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 2px;font-size:14px;color:var(--text-weak);transition:var(--transition)}
.side-list a i{font-size:12px;color:var(--accent);opacity:.8}
.side-list a:hover{color:var(--accent-deep);padding-left:6px}
.side-tags{display:flex;flex-wrap:wrap;gap:8px}
.side-cta{background:linear-gradient(150deg,var(--primary),#16324E);color:#fff;border:none;text-align:center}
.side-cta .side-title i{color:var(--accent-light)}
.side-cta .side-title{color:#fff}
.side-cta p{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px;line-height:1.75}
/* ---------- More Section ---------- */
.more-section{padding:40px 0 60px}
.section-head{text-align:center;margin-bottom:36px}
.section-eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent-deep);font-weight:700;letter-spacing:2px;font-size:13px}
.section-title{font-size:clamp(25px,3.6vw,32px);font-weight:800;color:var(--text);margin:8px 0 10px;letter-spacing:.5px}
.section-sub{color:var(--text-weak);font-size:15px;max-width:600px;margin:0 auto;line-height:1.8}
.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:12px}
.more-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 28px;transition:var(--transition);display:block}
.more-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(201,160,99,.4)}
.more-card i{font-size:26px;color:var(--accent);margin-bottom:16px}
.more-card h3{font-size:17px;font-weight:800;color:var(--text);margin-bottom:8px}
.more-card p{font-size:13px;color:var(--text-weak);line-height:1.75}
/* ---------- FAQ ---------- */
.faq-section{background:var(--bg);padding:64px 0}
.faq-list{max-width:860px;margin:20px auto 0;display:grid;gap:14px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;transition:var(--transition)}
.faq-item:hover{box-shadow:var(--shadow-lg)}
.faq-item summary{cursor:pointer;padding:18px 22px;font-weight:700;font-size:15px;color:var(--text);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'\f078';font-family:'Font Awesome 6 Free';font-weight:900;font-size:13px;color:var(--accent);transition:var(--transition);flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-answer{padding:0 22px 20px;color:var(--text-weak);line-height:1.85;font-size:14px;border-top:1px solid var(--border);margin:0 22px 0;}
.faq-answer p{margin-top:12px}
/* ---------- CTA ---------- */
.cta-section{padding:64px 0 72px}
.cta-card{position:relative;border-radius:22px;overflow:hidden;background:linear-gradient(120deg,var(--primary) 0%,#16324E 55%,#1D4060 100%);padding:64px 40px;text-align:center;color:#fff;box-shadow:var(--shadow-lg)}
.cta-card::before{content:'';position:absolute;top:-70px;right:-70px;width:240px;height:240px;border-radius:50%;background:rgba(201,160,99,.16)}
.cta-card::after{content:'';position:absolute;bottom:-90px;left:-50px;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.06)}
.cta-card>*{position:relative;z-index:2}
.cta-card h2{font-size:clamp(24px,3.4vw,32px);font-weight:800;margin-bottom:12px}
.cta-card p{color:rgba(255,255,255,.78);font-size:15px;max-width:560px;margin:0 auto 28px;line-height:1.8}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
/* ---------- Footer ---------- */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.66);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding:56px 0 44px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo i{color:var(--accent)}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:12px;max-width:340px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.5px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.6);transition:var(--transition)}
.footer-col a:hover{color:var(--accent-light);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45)}
/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .article-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .more-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .header-inner{height:64px;padding:0 16px;gap:14px}
  .nav-toggle{display:inline-flex}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:4px;padding:14px 18px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg);z-index:99}
  .main-nav.open{display:flex}
  .nav-link{padding:12px 16px;font-size:15px}
  .search-box{width:170px}
  .search-box:focus-within{width:190px}
  .page-banner{padding:48px 0 56px}
  .article-section{padding:36px 0 28px}
  .article-body{padding:28px 22px}
  .more-grid{grid-template-columns:1fr}
  .cta-card{padding:44px 24px}
  .footer-grid{padding:44px 0 32px;gap:28px}
  .faq-section,.cta-section{padding:48px 0}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .search-box{display:none}
  .header-actions{gap:8px}
  .page-banner{padding:40px 0 48px}
  .banner-sub{font-size:14px}
  .article-body{padding:22px 16px}
  .article-head h1{font-size:23px}
  .article-meta{gap:8px 12px}
  .article-content{font-size:15px;line-height:1.85}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .cta-actions .btn{width:100%}
  .side-card{padding:20px}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --primary: #111a3a;
  --primary-2: #1b2754;
  --accent: #c2934b;
  --accent-light: #e3c389;
  --accent-soft: #f7efdf;
  --surface: #ffffff;
  --bg-page: #f5f7fc;
  --text-main: #1c2033;
  --text-weak: #6c7188;
  --border-line: #e4e6f0;
  --shadow-sm: 0 4px 12px rgba(20, 24, 48, .06);
  --shadow-md: 0 12px 30px rgba(20, 24, 48, .09);
  --shadow-lg: 0 24px 60px rgba(20, 24, 48, .16);
  --radius: 18px;
  --radius-sm: 10px;
  --container: 1200px;
  --transition: .28s cubic-bezier(.4, 0, .2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-page);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font: inherit; }
ul, ol { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 28px;
  font-weight: 600;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  font-size: 15px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  color: #1a1a1a;
  box-shadow: 0 8px 20px rgba(194, 147, 75, .28);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(194, 147, 75, .38);
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 6px 14px rgba(194,147,75,.3); }
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,.65);
  color: #fff;
}
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-dark {
  background: var(--primary);
  color: #fff;
}
.btn-dark:hover { background: var(--primary-2); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn:focus-visible {
  outline: 3px solid rgba(194,147,75,.5);
  outline-offset: 2px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-line);
  z-index: 99;
  transition: box-shadow .3s ease;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 74px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #221c10;
  font-size: 18px;
  box-shadow: 0 6px 16px rgba(194,147,75,.35);
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .5px;
  color: var(--primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: center;
  margin: 0 12px;
}
.nav-link {
  position: relative;
  padding: 8px 16px;
  color: var(--text-main);
  font-weight: 500;
  font-size: 15px;
  border-radius: 999px;
  transition: var(--transition);
}
.nav-link:hover { color: var(--primary); background: #f0f2f8; }
.nav-link.active {
  color: var(--primary);
  background: var(--accent-soft);
  font-weight: 700;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 22%; right: 22%; bottom: 0;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #f1f3f9;
  border: 1px solid var(--border-line);
  border-radius: 999px;
  padding: 4px 6px 4px 16px;
  transition: var(--transition);
}
.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(194, 147, 75, .14);
}
.search-box input {
  border: none;
  background: transparent;
  outline: none;
  width: 130px;
  font-size: 14px;
  color: var(--text-main);
}
.search-box input::placeholder { color: #9aa0b5; }
.search-box button {
  width: 32px; height: 32px;
  background: var(--primary);
  border-radius: 50%;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: var(--transition);
}
.search-box button:hover { background: var(--accent); color: #1a1a1a; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  font-size: 20px;
  color: var(--primary);
  background: #f1f3f9;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
}

/* ===== 分类页 Banner ===== */
.page-hero {
  position: relative;
  color: #fff;
  padding: 148px 0 110px;
  background:
    linear-gradient(105deg, rgba(9,14,36,.93) 0%, rgba(11,18,48,.68) 55%, rgba(30,22,44,.28) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  right: -8%; bottom: -55%;
  width: 520px; height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194,147,75,.25), transparent 65%);
  pointer-events: none;
}
.hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,.72);
  margin-bottom: 22px;
}
.hero-breadcrumb a { color: rgba(255,255,255,.82); }
.hero-breadcrumb a:hover { color: var(--accent-light); }
.hero-breadcrumb i { font-size: 12px; }
.page-hero h1 {
  font-size: 42px;
  line-height: 1.25;
  margin-bottom: 16px;
  font-weight: 800;
  letter-spacing: 1px;
}
.page-hero h1 span { color: var(--accent-light); }
.hero-lead {
  font-size: 17px;
  color: rgba(255,255,255,.82);
  max-width: 640px;
  margin-bottom: 38px;
}
.hero-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.meta-item {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
  padding: 14px 22px;
  min-width: 130px;
  text-align: center;
  border-radius: var(--radius-sm);
}
.meta-item strong {
  display: block;
  font-size: 26px;
  color: var(--accent-light);
  font-weight: 800;
  line-height: 1.2;
}
.meta-item span {
  font-size: 13px;
  color: rgba(255,255,255,.75);
}

/* ===== 通用板块 ===== */
.section {
  padding: 88px 0;
}
.section-light { background: var(--surface); }
.section-dark {
  background: var(--primary);
  color: #fff;
}
.section-tone {
  background:
    linear-gradient(180deg, rgba(248,250,255,.92), rgba(243,246,255,.86)),
    url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
}
.section-head {
  max-width: 720px;
  margin-bottom: 48px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: #8a6a33;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-dark .section-label { background: rgba(255,255,255,.12); color: var(--accent-light); }
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-dark .section-head h2 { color: #fff; }
.section-head p { color: var(--text-weak); font-size: 16px; }
.section-dark .section-head p { color: rgba(255,255,255,.65); }

/* ===== 栏目定位卡片 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border-line);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
  border-color: rgba(194,147,75,.35);
}
.feature-icon {
  width: 54px; height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-soft), #f1dcc0);
  color: #8a6a33;
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
}

/* ===== 学习路径流程 ===== */
.path-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: step;
}
.path-item {
  position: relative;
  background: rgba(255,255,255,.95);
  border: 1px solid var(--border-line);
  border-radius: var(--radius);
  padding: 38px 30px 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  overflow: hidden;
}
.path-item::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  right: 18px; top: 8px;
  font-size: 64px;
  font-weight: 800;
  color: rgba(194,147,75,.12);
  line-height: 1;
}
.path-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.path-dot {
  width: 46px; height: 46px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 22px;
  box-shadow: 0 8px 18px rgba(17,26,58,.3);
}
.path-item h3 {
  font-size: 18px;
  margin-bottom: 10px;
  font-weight: 700;
}
.path-item p { font-size: 14px; color: var(--text-weak); }
.path-tag {
  display: inline-block;
  background: var(--accent-soft);
  color: #8a6a33;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  margin-top: 14px;
}

/* ===== 进阶方法卡片 ===== */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.topic-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border-line);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.topic-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.topic-media { position: relative; overflow: hidden; aspect-ratio: 16/9; }
.topic-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.topic-card:hover .topic-media img { transform: scale(1.05); }
.topic-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(16,22,44,.35));
  pointer-events: none;
}
.topic-body { padding: 28px 28px 30px; flex: 1; }
.topic-label {
  display: inline-block;
  background: var(--accent-soft);
  color: #8a6a33;
  font-size: 13px;
  font-weight: 700;
  border-radius: 999px;
  padding: 5px 14px;
  margin-bottom: 14px;
}
.topic-body h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; color: var(--primary); }
.topic-body p { font-size: 14px; color: var(--text-weak); margin-bottom: 16px; }
.topic-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.topic-link i { transition: transform .25s; }
.topic-link:hover { color: var(--accent); }
.topic-link:hover i { transform: translateX(5px); }

/* ===== 深色提醒带 ===== */
.notice-section {
  background:
    linear-gradient(120deg, rgba(10,15,38,.94), rgba(17,26,58,.86)),
    url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
  color: #fff;
}
.notice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.notice-item {
  display: flex;
  gap: 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(6px);
  transition: var(--transition);
}
.notice-item:hover { background: rgba(255,255,255,.1); transform: translateX(4px); }
.notice-icon {
  width: 44px; height: 44px;
  background: var(--accent);
  color: #1a1a1a;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.notice-item h3 { font-size: 17px; margin-bottom: 8px; }
.notice-item p { font-size: 14px; color: rgba(255,255,255,.68); line-height: 1.7; }

/* ===== 精选内容 ===== */
.article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-line);
  transition: var(--transition);
}
.article-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.article-cover { aspect-ratio: 16/9; overflow: hidden; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.article-card:hover .article-cover img { transform: scale(1.05); }
.article-content { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.article-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--text-weak);
  margin-bottom: 12px;
}
.article-content h3 { font-size: 19px; font-weight: 700; color: var(--primary); margin-bottom: 10px; line-height: 1.45; }
.article-content p { font-size: 14px; color: var(--text-weak); margin-bottom: 18px; flex: 1; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border-line);
  border-radius: var(--radius);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color .25s, box-shadow .25s;
}
.faq-item[open] {
  border-color: rgba(194,147,75,.45);
  box-shadow: var(--shadow-md);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: var(--primary);
  list-style: none;
  transition: var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: #f8f9fd; }
.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--accent);
  font-size: 15px;
  transition: transform .3s;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-answer { padding: 0 26px 24px; color: var(--text-weak); font-size: 15px; line-height: 1.85; border-top: 1px solid var(--border-line); margin: 0 0; padding-top: 18px; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  text-align: center;
  padding: 76px 0;
}
.cta-section h2 { font-size: 30px; margin-bottom: 14px; font-weight: 800; }
.cta-section p { color: rgba(255,255,255,.7); max-width: 620px; margin: 0 auto 28px; font-size: 15px; }
.cta-section .btn-groups { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer {
  background: #0d1226;
  color: rgba(255,255,255,.65);
  padding: 66px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 42px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .logo { margin-bottom: 18px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 20px; }
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 20px;
  font-weight: 700;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { font-size: 14px; transition: var(--transition); }
.footer-col ul a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 26px;
  font-size: 13px;
  color: rgba(255,255,255,.45);
  flex-wrap: wrap;
}

/* ===== 响应式断点 ===== */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .path-wrap { grid-template-columns: 1fr; }
  .page-hero { padding: 130px 0 84px; }
  .page-hero h1 { font-size: 36px; }
  .header-actions .search-box { display: none; }
  .header-actions { gap: 8px; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .container { padding: 0 20px; }
  .header-wrap { height: 68px; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 18px 20px 24px;
    gap: 6px;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border-line);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: .35s ease;
    margin: 0;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-link { padding: 12px 16px; font-size: 16px; }
  .nav-link.active::after { display: none; }
  .nav-link.active { background: var(--accent-soft); border-radius: var(--radius-sm); }
  .header-actions .btn { display: none; }
  .logo-text { font-size: 18px; }
  .logo-icon { width: 36px; height: 36px; font-size: 16px; border-radius: 10px; }
  .page-hero { padding: 120px 0 70px; text-align: center; }
  .hero-lead { margin-left: auto; margin-right: auto; }
  .hero-meta { justify-content: center; }
  .feature-grid { grid-template-columns: 1fr; }
  .topic-grid { grid-template-columns: 1fr; }
  .notice-grid { grid-template-columns: 1fr; }
  .article-list { grid-template-columns: 1fr; }
  .section-head h2 { font-size: 26px; }
  .section-head { margin-bottom: 36px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-section { padding: 56px 0; }
}

@media (max-width: 520px) {
  .page-hero h1 { font-size: 29px; }
  .hero-meta { flex-wrap: wrap; }
  .meta-item { min-width: 90px; padding: 10px 14px; flex: 1; }
  .meta-item strong { font-size: 20px; }
  .section-head p { font-size: 14px; }
  .path-item { padding: 28px 20px 24px; }
  .topic-body { padding: 22px; }
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root {
    --primary: #b08d57;
    --primary-dark: #8f6e3e;
    --primary-light: #ecdcc2;
    --primary-soft: #f5ede1;
    --deep: #182230;
    --deep-light: #233043;
    --deep-line: #2c3a4f;
    --bg: #f7f5f1;
    --bg-white: #ffffff;
    --text: #2d3138;
    --text-soft: #646b76;
    --text-light: #9aa3af;
    --border: #e6e1d8;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow-sm: 0 4px 14px rgba(23, 32, 48, .06);
    --shadow: 0 12px 32px rgba(23, 32, 48, .09);
    --shadow-lg: 0 24px 60px rgba(23, 32, 48, .14);
    --section-space: 84px;
    --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

ul, ol {
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color .3s ease, opacity .3s ease;
}

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

button, input {
    font-family: inherit;
    border: none;
    background: none;
}

button {
    cursor: pointer;
}

input:focus, button:focus, a:focus, summary:focus {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 4px;
}

.container {
    width: min(1200px, 92%);
    margin: 0 auto;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 60px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    transition: all .35s ease;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 6px 20px rgba(176, 141, 87, .3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(176, 141, 87, .4);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(176, 141, 87, .25);
}

.btn-outline-light {
    border: 1.5px solid rgba(255, 255, 255, .7);
    color: #fff;
    background: rgba(255, 255, 255, .06);
    backdrop-filter: blur(6px);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, .14);
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-ghost {
    color: var(--primary-dark);
    border: 1.5px solid rgba(176, 141, 87, .3);
    background: transparent;
    padding: 10px 24px;
    font-size: 14px;
}

.btn-ghost:hover {
    border-color: var(--primary);
    background: var(--primary-soft);
    transform: translateX(4px);
}

.btn-sm {
    padding: 9px 22px;
    font-size: 14px;
}

/* ===== Header / Nav ===== */
.site-header {
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 20px rgba(23, 32, 48, .04);
}

.header-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--deep);
    letter-spacing: .5px;
    flex-shrink: 0;
}

.logo i {
    color: var(--primary);
    font-size: 24px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0 auto;
}

.nav-link {
    padding: 10px 18px;
    border-radius: 40px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-soft);
    transition: all .3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--text);
    background: var(--bg);
}

.nav-link.active {
    color: #fff;
    background: var(--deep);
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(24, 34, 48, .18);
}

.nav-tools {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.nav-search {
    display: flex;
    align-items: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 40px;
    padding: 0 8px 0 16px;
    height: 40px;
    transition: all .3s ease;
}

.nav-search:focus-within {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(176, 141, 87, .1);
}

.nav-search input {
    width: 120px;
    font-size: 14px;
    color: var(--text);
    background: transparent;
}

.nav-search input::placeholder {
    color: var(--text-light);
}

.nav-search button {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: var(--text-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .3s ease;
}

.nav-search button:hover {
    color: var(--primary);
    background: var(--primary-soft);
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 18px;
    align-items: center;
    justify-content: center;
    transition: all .3s ease;
}

.nav-toggle:hover {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

/* ===== Page Banner ===== */
.page-banner {
    background: linear-gradient(125deg, rgba(24, 34, 48, .94) 10%, rgba(24, 34, 48, .68) 60%, rgba(176, 141, 87, .4) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    padding: 108px 0 96px;
    color: #fff;
    text-align: center;
    position: relative;
}

.page-banner::after {
    content: '';
    position: absolute;
    inset: auto 0 0 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #e8d5b5, var(--primary));
}

.banner-badge {
    display: inline-block;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: 40px;
    padding: 6px 20px;
    font-size: 13px;
    letter-spacing: 1px;
    color: #f0e4d2;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.page-banner h1 {
    font-size: clamp(36px, 6vw, 52px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: 2px;
    margin-bottom: 18px;
}

.page-banner h1 span {
    color: var(--primary);
}

.page-banner p {
    font-size: 18px;
    color: rgba(255, 255, 255, .8);
    max-width: 620px;
    margin: 0 auto 32px;
    line-height: 1.8;
}

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

/* ===== Section 通用 ===== */
.section {
    padding: var(--section-space) 0;
}

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

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 44px;
    flex-wrap: wrap;
}

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

.section-kicker {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 6px;
}

.section-head h2 {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 800;
    color: var(--deep);
    line-height: 1.2;
}

.section-head p {
    color: var(--text-soft);
    font-size: 15px;
    margin-top: 6px;
}

/* ===== 最新资讯列表 ===== */
.section-news {
    background: var(--bg);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.news-item {
    display: flex;
    gap: 24px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px 28px;
    transition: all .35s ease;
    box-shadow: var(--shadow-sm);
}

.news-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
    border-color: rgba(176, 141, 87, .35);
}

.news-date {
    flex-shrink: 0;
    width: 76px;
    height: 76px;
    border-radius: 14px;
    background: var(--primary-soft);
    border: 1px solid rgba(176, 141, 87, .2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.news-day {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1;
}

.news-month {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 4px;
    letter-spacing: .5px;
}

.news-content {
    flex: 1;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
}

.news-time {
    font-size: 13px;
    color: var(--text-light);
}

.badge {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 600;
    border-radius: 30px;
    padding: 4px 14px;
    border: 1px solid rgba(176, 141, 87, .2);
}

.badge-dark {
    background: var(--deep);
    color: #fff;
    border-color: var(--deep);
}

.badge-gold {
    background: linear-gradient(135deg, #c8a463, #b08d57);
    color: #fff;
    border-color: transparent;
}

.news-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
    line-height: 1.5;
    transition: color .3s ease;
}

.news-item:hover .news-content h3 {
    color: var(--primary-dark);
}

.news-content p {
    font-size: 15px;
    color: var(--text-soft);
    line-height: 1.7;
    margin-bottom: 10px;
    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: 14px;
    font-weight: 600;
    color: var(--primary-dark);
}

.news-more i {
    transition: transform .3s ease;
}

.news-item:hover .news-more i {
    transform: translateX(4px);
}

/* ===== 深度观察 ===== */
.section-insight {
    background: var(--bg-white);
}

.insight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.insight-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all .35s ease;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.insight-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: rgba(176, 141, 87, .3);
}

.insight-cover {
    position: relative;
    height: 190px;
    overflow: hidden;
}

.insight-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

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

.insight-cover::after {
    content: '';
    position: absolute;
    inset: auto 0 0 0;
    height: 60%;
    background: linear-gradient(transparent, rgba(24, 34, 48, .35));
}

.insight-cover .badge {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
}

.insight-body {
    padding: 24px 24px 26px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.insight-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 10px;
}

.insight-body p {
    font-size: 14px;
    color: var(--text-soft);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 16px;
}

.insight-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-dark);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.insight-link i {
    transition: transform .3s ease;
}

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

/* ===== 数据趋势（深色 band） ===== */
.section-trends {
    background: radial-gradient(ellipse at 20% 30%, #26344a 0%, var(--deep) 60%);
    color: #fff;
}

.trends-wrap {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 60px;
    align-items: center;
}

.trends-copy .section-kicker {
    color: #d9b982;
}

.trends-copy h2 {
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 800;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 14px;
}

.trends-copy p {
    color: rgba(255, 255, 255, .72);
    font-size: 16px;
    line-height: 1.8;
    max-width: 400px;
}

.trends-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.trend-item {
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 18px;
    padding: 28px 26px;
    backdrop-filter: blur(6px);
    transition: all .35s ease;
}

.trend-item:hover {
    background: rgba(255, 255, 255, .1);
    border-color: rgba(176, 141, 87, .4);
    transform: translateY(-4px);
}

.trend-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(176, 141, 87, .2);
    color: #d9b982;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 14px;
}

.trend-num {
    font-size: 34px;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
}

.trend-label {
    font-size: 14px;
    color: rgba(255, 255, 255, .65);
}

/* ===== 热点标签 ===== */
.section-tags {
    background: var(--bg);
}

.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-top: 36px;
}

.tags-cloud .tag {
    display: inline-block;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: 40px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-soft);
    transition: all .3s ease;
}

.tags-cloud .tag:hover {
    background: var(--deep);
    color: #fff;
    border-color: var(--deep);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(24, 34, 48, .18);
}

.tags-cloud .tag i {
    color: var(--primary);
    margin-right: 6px;
    font-size: 14px;
}

/* ===== CTA ===== */
.section-cta {
    background: var(--bg-white);
    padding: 0 0 var(--section-space);
}

.cta-box {
    background: linear-gradient(125deg, var(--deep) 20%, #2b3a52 70%, #4a3d28 100%);
    border-radius: 28px;
    padding: 60px 72px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: rgba(176, 141, 87, .2);
    filter: blur(60px);
}

.cta-box h2 {
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 800;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.cta-box p {
    color: rgba(255, 255, 255, .75);
    font-size: 16px;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.cta-form {
    display: flex;
    gap: 10px;
    justify-content: center;
    max-width: 480px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-form input {
    flex: 1;
    height: 50px;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, .2);
    background: rgba(255, 255, 255, .1);
    padding: 0 20px;
    color: #fff;
    font-size: 15px;
    transition: all .3s ease;
    backdrop-filter: blur(6px);
}

.cta-form input::placeholder {
    color: rgba(255, 255, 255, .5);
}

.cta-form input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, .16);
    box-shadow: 0 0 0 4px rgba(176, 141, 87, .2);
}

/* ===== FAQ ===== */
.section-faq {
    background: var(--bg);
}

.faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all .35s ease;
}

.faq-item:hover {
    border-color: rgba(176, 141, 87, .3);
    box-shadow: var(--shadow-sm);
}

.faq-item[open] {
    border-color: rgba(176, 141, 87, .45);
    box-shadow: var(--shadow);
}

.faq-item summary {
    padding: 22px 28px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    list-style: none;
    transition: color .3s ease;
}

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

.faq-item summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 14px;
    color: var(--primary);
    transition: transform .35s ease;
    flex-shrink: 0;
}

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

.faq-item[open] summary {
    color: var(--primary-dark);
}

.faq-answer {
    padding: 0 28px 22px;
    color: var(--text-soft);
    font-size: 15px;
    line-height: 1.8;
    border-top: 1px dashed var(--border);
    padding-top: 14px;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--deep);
    color: rgba(255, 255, 255, .8);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand .logo {
    color: #fff;
    font-size: 22px;
    margin-bottom: 14px;
}

.footer-brand .logo i {
    color: var(--primary);
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, .6);
    line-height: 1.8;
    max-width: 360px;
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

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

.footer-col ul a {
    font-size: 14px;
    color: rgba(255, 255, 255, .6);
    transition: all .3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-col ul a::before {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 12px;
    color: var(--primary);
    opacity: 0;
    transition: opacity .3s ease, transform .3s ease;
}

.footer-col ul a:hover {
    color: #fff;
    transform: translateX(4px);
}

.footer-col ul a:hover::before {
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 22px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: rgba(255, 255, 255, .45);
    flex-wrap: wrap;
}

.footer-bottom a {
    color: rgba(255, 255, 255, .6);
}

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

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    :root {
        --section-space: 64px;
    }

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

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

    .trends-copy p {
        max-width: none;
    }

    .main-nav {
        gap: 2px;
    }

    .nav-link {
        padding: 8px 14px;
        font-size: 14px;
    }

    .nav-search input {
        width: 80px;
    }
}

@media (max-width: 768px) {
    .header-wrap {
        height: 64px;
    }

    .nav-search {
        display: none;
    }

    .main-nav {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--bg-white);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 16px;
        display: none;
        box-shadow: var(--shadow-lg);
    }

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

    .nav-link {
        padding: 14px 20px;
        border-radius: 12px;
        font-size: 15px;
    }

    .nav-link.active {
        background: var(--primary-soft);
        color: var(--primary-dark);
    }

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

    .header-wrap .btn-sm {
        display: none;
    }

    .page-banner {
        padding: 76px 0 68px;
    }

    .page-banner p {
        font-size: 16px;
    }

    .news-item {
        flex-direction: row;
        gap: 16px;
        padding: 20px;
    }

    .news-date {
        width: 64px;
        height: 64px;
    }

    .news-day {
        font-size: 22px;
    }

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

    .trends-panel {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: 44px 24px;
    }

    .cta-form {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

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

@media (max-width: 520px) {
    .news-item {
        flex-direction: column;
        gap: 14px;
    }

    .news-date {
        width: 56px;
        height: 56px;
        border-radius: 12px;
    }

    .news-day {
        font-size: 20px;
    }

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

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

    .trends-panel {
        gap: 12px;
    }

    .trend-item {
        padding: 20px 18px;
    }

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

    .faq-item summary {
        padding: 18px 20px;
        font-size: 15px;
    }

    .faq-answer {
        padding: 0 20px 18px;
    }

    .cta-box {
        border-radius: 20px;
    }

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