/* roulang page: index */
:root {
  --bg-primary: #1A1420;
  --bg-dark: #0E0A12;
  --bg-wine: #2A1520;
  --bg-warm: #F7F1E8;
  --gradient-brand: linear-gradient(135deg, #B23A48 0%, #F4A53C 100%);
  --accent-gold: #F4A53C;
  --accent-rose: #E0525A;
  --text-warm: #F7F1E8;
  --text-muted: #B8AEB8;
  --text-dark: #2E232B;
  --border-light: rgba(255,255,255,0.10);
  --radius-lg: 24px;
  --radius-sm: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 20px 40px rgba(0,0,0,0.25);
  --shadow-hover: 0 32px 64px rgba(0,0,0,0.4);
  --container-w: 1200px;
  --space-section: 120px;
  --font-serif: "Noto Serif SC", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-warm);
  line-height: 1.7;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .3s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; font-size: 1rem; }
h1,h2,h3,h4 { font-family: var(--font-serif); line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 900; line-height: 1.15; letter-spacing: 0.01em; }
h2 { font-size: clamp(1.9rem, 4vw, 2.6rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: 1.25rem; font-weight: 700; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: var(--space-section) 0; }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-gold);
  background: rgba(244,165,60,0.12);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
}
.section-head {
  max-width: 680px;
  margin-bottom: 56px;
}
.section-head h2 { margin-bottom: 16px; }
.section-head p { color: var(--text-muted); font-size: 1.06rem; }
.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid rgba(244,165,60,0.6);
  outline-offset: 2px;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  z-index: 100;
  background: rgba(26,20,32,0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav-wrap {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo .logo-mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--gradient-brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
  color: #fff;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.nav-links a {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: all .3s ease;
}
.nav-links a:hover { color: var(--text-warm); }
.nav-links a.active {
  color: var(--text-warm);
  border-color: rgba(244,165,60,0.35);
  background: rgba(244,165,60,0.1);
}
.nav-cta {
  display: inline-block;
  padding: 7px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient-brand);
  border-radius: var(--radius-pill);
  transition: all .3s ease;
}
.nav-cta:hover { transform: translateY(-1px); filter: brightness(1.1); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 20px; height: 2px; background: var(--text-warm); border-radius: 2px; transition: all .3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 92vh;
  padding: 150px 0 80px;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26,20,32,0.78) 0%, rgba(14,10,18,0.88) 100%);
  z-index: 1;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(178,58,72,0.35) 0%, transparent 50%),
              radial-gradient(ellipse at 75% 60%, rgba(244,165,60,0.15) 0%, transparent 45%);
  z-index: 1;
}
.hero .container { position: relative; z-index: 2; text-align: center; }
.hero-title { max-width: 880px; margin: 0 auto 22px; }
.hero-title .highlight {
  display: inline-block;
  position: relative;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 6px;
  height: 12px;
  background: linear-gradient(90deg, rgba(178,58,72,0.45), rgba(244,165,60,0.45));
  border-radius: 4px;
  z-index: -1;
}
.hero-sub {
  max-width: 600px;
  margin: 0 auto 36px;
  font-size: 1.14rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: all .3s ease;
  text-align: center;
}
.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 8px 24px rgba(178,58,72,0.3);
}
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.1); box-shadow: 0 12px 32px rgba(244,165,60,0.25); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: var(--text-warm);
  border: 2px solid var(--text-warm);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); transform: translateY(-2px); }
.btn-ghost:active { transform: translateY(0); }
.hero-badges {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
}
.data-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 100px;
  min-height: 100px;
  padding: 12px 20px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 2px solid transparent;
  background-image: linear-gradient(rgba(26,20,32,0.92), rgba(26,20,32,0.92)), var(--gradient-brand);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  text-align: center;
  backdrop-filter: blur(6px);
}
.data-badge .num {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-gold);
  font-variant-numeric: tabular-nums;
  font-family: var(--font-serif);
}
.data-badge .label { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; letter-spacing: 0.05em; }
.scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}
.scroll-hint::after {
  content: '↓';
  font-size: 1.2rem;
  animation: floatDown 2s ease-in-out infinite;
}
@keyframes floatDown {
  0%,100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(8px); opacity: 1; }
}

/* ===== Compare Section ===== */
.compare-section { position: relative; padding: 100px 0 60px; }
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  max-width: 920px;
  margin: 0 auto;
}
.compare-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all .4s ease;
  position: relative;
  overflow: hidden;
}
.compare-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.compare-card.recommended {
  background: linear-gradient(160deg, rgba(178,58,72,0.18), rgba(244,165,60,0.08));
  border: 2px solid transparent;
  background-image: linear-gradient(rgba(26,20,32,0.92), rgba(26,20,32,0.92)), var(--gradient-brand);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  box-shadow: var(--shadow-card);
}
.compare-card .plan-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  background: rgba(255,255,255,0.1);
  color: var(--text-warm);
}
.compare-card.recommended .plan-tag {
  background: var(--gradient-brand);
  color: #fff;
}
.compare-card .plan-name { font-size: 1.6rem; font-family: var(--font-serif); font-weight: 700; margin-bottom: 10px; }
.compare-card .plan-price { font-size: 2.4rem; font-weight: 700; font-family: var(--font-serif); color: var(--accent-gold); margin-bottom: 20px; font-variant-numeric: tabular-nums; }
.compare-card .plan-price span { font-size: 1rem; color: var(--text-muted); font-weight: 400; }
.compare-card .plan-desc { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 24px; }
.compare-card ul { list-style: none; margin-bottom: 28px; }
.compare-card ul li {
  position: relative;
  padding: 8px 0 8px 30px;
  font-size: 0.95rem;
  border-bottom: 1px dashed rgba(255,255,255,0.07);
}
.compare-card ul li:last-child { border-bottom: none; }
.compare-card ul li::before {
  content: '✓';
  position: absolute;
  left: 4px;
  top: 8px;
  color: var(--accent-gold);
  font-weight: 700;
}
.compare-card .btn { width: 100%; justify-content: center; }

/* ===== Pain Points ===== */
.pain-section { background: var(--bg-wine); position: relative; }
.pain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.pain-card {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all .35s ease;
  position: relative;
}
.pain-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  background: linear-gradient(160deg, rgba(178,58,72,0.15), rgba(244,165,60,0.05));
}
.pain-card.featured { transform: translateY(-8px); background: linear-gradient(160deg, rgba(178,58,72,0.2), rgba(20,14,24,0.6)); }
.pain-card.featured:hover { transform: translateY(-12px); }
.pain-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(244,165,60,0.15);
  color: var(--accent-gold);
  margin-bottom: 22px;
}
.pain-card h3 { margin-bottom: 10px; font-size: 1.1rem; }
.pain-card p { color: var(--text-muted); font-size: 0.95rem; }

/* ===== Solution ===== */
.solution-section { position: relative; }
.solution-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.solution-steps { display: flex; flex-direction: column; gap: 0; }
.step-item {
  display: flex;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
  position: relative;
}
.step-item:last-child { border-bottom: none; }
.step-num {
  flex-shrink: 0;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
}
.step-item h3 { margin-bottom: 6px; }
.step-item p { color: var(--text-muted); font-size: 0.95rem; }
.solution-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  position: relative;
}
.solution-img-wrap img { object-fit: cover; }
.solution-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(14,10,18,0.55) 100%);
}

/* ===== Results / Stats ===== */
.stats-section {
  background: linear-gradient(160deg, #0E0A12 0%, #2A1520 100%);
  position: relative;
  overflow: hidden;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.stat-item { text-align: center; padding: 40px 20px; border-radius: var(--radius-lg); background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.07); transition: all .3s ease; }
.stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: rgba(244,165,60,0.35); }
.stat-num {
  font-size: 2.8rem;
  font-weight: 900;
  font-family: var(--font-serif);
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}
.stat-label { color: var(--text-muted); font-size: 0.95rem; letter-spacing: 0.05em; }

/* ===== Testimonials ===== */
.testimonial-section { background: var(--bg-wine); position: relative; }
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testi-card {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: all .35s ease;
}
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.testi-quote-mark {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 3rem;
  font-family: var(--font-serif);
  color: rgba(244,165,60,0.25);
  line-height: 1;
}
.testi-avatar-row { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.testi-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 1.05rem;
  flex-shrink: 0;
}
.testi-name { font-weight: 600; font-size: 0.95rem; }
.testi-tag {
  display: inline-block;
  font-size: 0.72rem;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: rgba(244,165,60,0.15);
  color: var(--accent-gold);
  margin-top: 2px;
}
.testi-card blockquote { color: var(--text-muted); font-size: 0.95rem; line-height: 1.75; font-style: normal; }

/* ===== Benefits ===== */
.benefit-section { position: relative; }
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.benefit-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  gap: 18px;
  transition: all .3s ease;
}
.benefit-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); background: rgba(255,255,255,0.05); }
.benefit-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #fff;
}
.benefit-card h3 { margin-bottom: 6px; font-size: 1.08rem; }
.benefit-card p { color: var(--text-muted); font-size: 0.93rem; }
.qualification-box {
  background: linear-gradient(160deg, rgba(178,58,72,0.12), rgba(244,165,60,0.06));
  border: 1px solid rgba(244,165,60,0.2);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
}
.qualification-box h3 { margin-bottom: 16px; }
.qualification-tags { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 20px; }
.qual-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.88rem;
  color: var(--text-warm);
}
.qual-tag::before { content: '✔'; color: var(--accent-gold); font-size: 0.8rem; }

/* ===== News ===== */
.news-section { background: var(--bg-wine); }
.news-wrap {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
}
.news-list { list-style: none; }
.news-list li {
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.news-item {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  transition: all .3s ease;
  align-items: flex-start;
}
.news-item:hover { padding-left: 10px; }
.news-date {
  flex-shrink: 0;
  text-align: center;
  width: 48px;
  font-family: var(--font-serif);
  color: var(--accent-gold);
}
.news-date .d { font-size: 1.4rem; font-weight: 700; line-height: 1; display: block; font-variant-numeric: tabular-nums; }
.news-date .m { font-size: 0.72rem; letter-spacing: 0.1em; color: var(--text-muted); }
.news-item h3 { font-size: 1.05rem; margin-bottom: 4px; transition: color .3s ease; }
.news-item:hover h3 { color: var(--accent-gold); }
.news-item p { color: var(--text-muted); font-size: 0.85rem; }
.news-side {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.news-side h3 { font-size: 1.1rem; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.news-side h3::after { content: ''; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--accent-gold); border-radius: 2px; }
.hot-list { list-style: none; }
.hot-list li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.hot-list li:last-child { border-bottom: none; }
.hot-rank {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-gold);
  margin-right: 10px;
  opacity: 0.85;
}
.hot-title { font-size: 0.92rem; font-weight: 500; transition: color .3s ease; }
.hot-list li:hover .hot-title { color: var(--accent-gold); }
.hot-bar {
  height: 2px;
  background: rgba(255,255,255,0.07);
  border-radius: 1px;
  margin-top: 8px;
}
.hot-bar-fill {
  height: 100%;
  border-radius: 1px;
  background: var(--gradient-brand);
}
.news-side .side-cta {
  margin-top: 24px;
  background: var(--gradient-brand);
  border-radius: var(--radius-sm);
  padding: 20px;
  text-align: center;
}
.news-side .side-cta p { font-size: 0.9rem; margin-bottom: 12px; color: #fff; }
.news-side .side-cta .btn { background: #fff; color: var(--text-dark); width: 100%; }

/* ===== Apply Form ===== */
.apply-section { position: relative; }
.apply-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.apply-info .eyebrow { margin-bottom: 14px; }
.apply-info h2 { margin-bottom: 18px; }
.apply-info p { color: var(--text-muted); font-size: 1.02rem; margin-bottom: 24px; }
.apply-info .points-list { list-style: none; }
.apply-info .points-list li { padding: 8px 0; color: var(--text-warm); font-size: 0.98rem; }
.apply-info .points-list li::before { content: '→'; color: var(--accent-gold); margin-right: 10px; font-weight: 700; }
.apply-form-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
}
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.form-group input,
.form-group select {
  width: 100%;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text-warm);
  font-size: 0.98rem;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(244,165,60,0.15);
}
.form-group input::placeholder { color: rgba(184,174,184,0.5); }
.form-group select option { background: var(--bg-primary); color: var(--text-warm); }
.form-privacy { font-size: 0.82rem; color: var(--text-muted); margin-top: 6px; }
.form-submit { width: 100%; justify-content: center; font-size: 1.05rem; padding: 14px 30px; }

/* ===== FAQ ===== */
.faq-section { background: var(--bg-wine); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color .3s ease;
}
.faq-item.open { border-color: rgba(244,165,60,0.35); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-warm);
  text-align: left;
  transition: background .3s ease;
}
.faq-question:hover { background: rgba(255,255,255,0.03); }
.faq-icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent-gold);
  transition: transform .3s ease;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
  padding: 0 22px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}
.faq-item.open .faq-answer { max-height: 400px; padding: 0 22px 22px; }

/* ===== Final CTA ===== */
.final-cta {
  position: relative;
  border-radius: 32px;
  margin: 0 auto 120px;
  max-width: 1000px;
  padding: 70px 40px;
  text-align: center;
  background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(178,58,72,0.85), rgba(244,165,60,0.65));
  z-index: 1;
}
.final-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(14,10,18,0.45);
  z-index: 1;
}
.final-cta .container { position: relative; z-index: 2; }
.final-cta h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); margin-bottom: 14px; color: #fff; }
.final-cta p { color: rgba(255,255,255,0.9); font-size: 1.05rem; margin-bottom: 28px; max-width: 460px; margin-left: auto; margin-right: auto; }
.final-cta .btn-primary { background: #fff; color: var(--text-dark); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.final-cta .btn-primary:hover { filter: brightness(0.95); }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-light);
  padding: 70px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 50px;
}
.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-desc { color: var(--text-muted); font-size: 0.92rem; max-width: 320px; }
.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-warm);
  margin-bottom: 18px;
  font-family: var(--font-sans);
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: var(--text-muted); font-size: 0.9rem; transition: color .3s ease; }
.footer-links a:hover { color: var(--accent-gold); }
.footer-contact { list-style: none; }
.footer-contact li { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 10px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.85rem; }
.footer-bottom a { color: var(--text-muted); margin-left: 16px; font-size: 0.85rem; }
.footer-bottom a:hover { color: var(--accent-gold); }

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  :root { --space-section: 80px; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: rgba(14,10,18,0.98);
    backdrop-filter: blur(16px);
    padding: 24px;
    gap: 8px;
    border-bottom: 1px solid var(--border-light);
  }
  .nav-links.open a { font-size: 1rem; padding: 12px 16px; }
  .nav-toggle { display: flex; }
  .compare-grid { grid-template-columns: 1fr; max-width: 500px; }
  .pain-grid { grid-template-columns: 1fr 1fr; }
  .solution-wrap { grid-template-columns: 1fr; gap: 40px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .testi-grid { grid-template-columns: 1fr 1fr; }
  .benefit-grid { grid-template-columns: 1fr; }
  .news-wrap { grid-template-columns: 1fr; }
  .apply-wrap { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767px) {
  :root { --space-section: 64px; }
  .container { padding: 0 20px; }
  .nav-wrap { padding: 0 16px; }
  .hero { min-height: 88vh; padding: 120px 0 60px; }
  .hero-title { font-size: clamp(2rem, 8vw, 2.6rem); }
  .hero-sub { font-size: 1rem; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 320px; justify-content: center; }
  .hero-badges { gap: 12px; }
  .data-badge { min-width: 80px; min-height: 80px; padding: 10px 12px; }
  .data-badge .num { font-size: 1.2rem; }
  .data-badge .label { font-size: 0.65rem; }
  .pain-grid { grid-template-columns: 1fr; }
  .pain-card.featured { transform: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-num { font-size: 2rem; }
  .stat-item { padding: 24px 12px; }
  .testi-grid { grid-template-columns: 1fr; }
  .benefit-grid { grid-template-columns: 1fr; }
  .compare-card { padding: 32px 20px; }
  .apply-form-card { padding: 24px 20px; }
  .final-cta { padding: 50px 24px; margin-bottom: 64px; background: linear-gradient(135deg, #B23A48, #F4A53C); }
  .final-cta::before, .final-cta::after { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom .legal { display: flex; gap: 12px; }
  .footer-bottom .legal a { margin-left: 0; }
  .qualification-box { padding: 28px 20px; }
  .qualification-tags { flex-direction: column; align-items: center; }
  .section-head { margin-bottom: 36px; }
  .news-item { padding: 16px 0; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 1.65rem; }
  .hero-badges { gap: 8px; }
  .data-badge { min-width: 68px; min-height: 68px; }
  .data-badge .num { font-size: 1rem; }
  .data-badge .label { font-size: 0.6rem; }
}

/* roulang page: category1 */
:root {
  --bg-primary: #1A1420;
  --bg-dark: #0E0A12;
  --bg-wine: #2A1520;
  --bg-warm: #F7F1E8;
  --gradient-brand: linear-gradient(135deg, #B23A48 0%, #F4A53C 100%);
  --gradient-brand-rev: linear-gradient(135deg, #F4A53C 0%, #B23A48 100%);
  --accent-gold: #F4A53C;
  --accent-rose: #E0525A;
  --text-warm: #F7F1E8;
  --text-muted: #B8AEB8;
  --text-dark: #2E232B;
  --border-light: rgba(255,255,255,0.10);
  --radius-lg: 24px;
  --radius-sm: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 20px 40px rgba(0,0,0,0.25);
  --shadow-hover: 0 32px 64px rgba(0,0,0,0.4);
  --container-w: 1200px;
  --space-section: 120px;
  --font-serif: "Noto Serif SC", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family:var(--font-sans);
  background:var(--bg-primary);
  color:var(--text-warm);
  line-height:1.7;
  font-size:1rem;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; transition:color .3s ease,border-color .3s ease; }
button { font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
input,select,textarea{ font-family:inherit; font-size:1rem; }
ul,ol{ list-style:none; }
.container { max-width:var(--container-w); margin:0 auto; padding:0 24px; }
.section-padding { padding:var(--space-section) 0; }
.eyebrow {
  display:inline-block;
  font-size:0.8rem;
  font-weight:600;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--accent-gold);
  background:rgba(244,165,60,0.12);
  padding:6px 14px;
  border-radius:var(--radius-pill);
  margin-bottom:18px;
}
.section-head { max-width:680px; margin-bottom:56px; }
.section-head h2 {
  font-family:var(--font-serif);
  font-size:clamp(1.9rem,4vw,2.6rem);
  font-weight:700;
  line-height:1.2;
  color:var(--text-warm);
  margin-bottom:16px;
}
.section-head p { color:var(--text-muted); font-size:1.06rem; }
.text-gradient {
  background:var(--gradient-brand);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:3px solid rgba(244,165,60,0.6);
  outline-offset:2px;
}

/* ===== Header / Nav ===== */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  height:64px;
  z-index:100;
  background:rgba(26,20,32,0.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.nav-wrap{
  max-width:var(--container-w);
  margin:0 auto;
  padding:0 24px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.nav-logo{
  font-family:var(--font-serif);
  font-size:1.35rem;
  font-weight:900;
  letter-spacing:0.02em;
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--text-warm);
  white-space:nowrap;
}
.nav-logo .logo-mark{
  width:28px; height:28px;
  border-radius:8px;
  background:var(--gradient-brand);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:0.75rem;
  font-weight:900;
  color:#fff;
  flex-shrink:0;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-links a{
  display:inline-block;
  padding:6px 14px;
  font-size:0.9rem;
  font-weight:500;
  color:var(--text-muted);
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  transition:all .3s ease;
}
.nav-links a:hover{ color:var(--text-warm); }
.nav-links a.active{
  color:var(--text-warm);
  border-color:rgba(244,165,60,0.35);
  background:rgba(244,165,60,0.1);
}
.nav-cta{
  display:inline-block;
  padding:7px 18px;
  font-size:0.9rem;
  font-weight:600;
  color:#fff;
  background:var(--gradient-brand);
  border-radius:var(--radius-pill);
  transition:all .3s ease;
  white-space:nowrap;
}
.nav-cta:hover{ transform:translateY(-1px); filter:brightness(1.1); }
.nav-cta.active{ box-shadow:0 0 0 3px rgba(244,165,60,0.3); }
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  padding:8px;
}
.nav-toggle span{
  width:20px; height:2px;
  background:var(--text-warm);
  border-radius:2px;
  transition:all .3s ease;
}
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ===== Category Hero ===== */
.cat-hero{
  position:relative;
  padding:150px 0 100px;
  background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  overflow:hidden;
}
.cat-hero::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(120deg, rgba(26,20,32,0.92) 0%, rgba(42,21,32,0.82) 55%, rgba(14,10,18,0.7) 100%);
  z-index:1;
}
.cat-hero::after{
  content:'';
  position:absolute;
  inset:0;
  background:radial-gradient(ellipse at 25% 50%, rgba(178,58,72,0.3) 0%, transparent 55%),
             radial-gradient(ellipse at 80% 30%, rgba(244,165,60,0.12) 0%, transparent 50%);
  z-index:1;
}
.cat-hero .container{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr 0.85fr;
  gap:64px;
  align-items:center;
}
.cat-hero-main{ padding-left:0; }
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:0.85rem;
  color:var(--text-muted);
  margin-bottom:24px;
  flex-wrap:wrap;
}
.breadcrumb a{ color:var(--text-muted); }
.breadcrumb a:hover{ color:var(--accent-gold); }
.breadcrumb .sep{ color:rgba(255,255,255,0.3); }
.breadcrumb .current{ color:var(--accent-gold); }
.cat-hero h1{
  font-family:var(--font-serif);
  font-size:clamp(2.4rem,6vw,4rem);
  font-weight:900;
  line-height:1.15;
  margin-bottom:20px;
  color:var(--text-warm);
}
.cat-hero h1 .highlight{
  display:inline-block;
  position:relative;
}
.cat-hero h1 .highlight::after{
  content:'';
  position:absolute;
  left:0; right:0; bottom:6px;
  height:12px;
  background:linear-gradient(90deg, rgba(178,58,72,0.45), rgba(244,165,60,0.45));
  border-radius:4px;
  z-index:-1;
}
.cat-hero-desc{
  max-width:560px;
  font-size:1.12rem;
  color:var(--text-muted);
  line-height:1.8;
  margin-bottom:36px;
}
.cat-hero-ctas{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 30px;
  font-size:1rem;
  font-weight:600;
  border-radius:var(--radius-pill);
  transition:all .3s ease;
  text-align:center;
}
.btn-primary{
  background:var(--gradient-brand);
  color:#fff;
  box-shadow:0 8px 24px rgba(178,58,72,0.3);
}
.btn-primary:hover{ transform:translateY(-2px); filter:brightness(1.1); box-shadow:0 12px 32px rgba(244,165,60,0.25); }
.btn-primary:active{ transform:translateY(0) scale(0.98); }
.btn-ghost{
  background:transparent;
  color:var(--text-warm);
  border:2px solid var(--text-warm);
}
.btn-ghost:hover{ background:rgba(255,255,255,0.08); transform:translateY(-2px); }
.btn-ghost:active{ transform:translateY(0) scale(0.98); }

/* 热聊通行卡 */
.pass-card{
  position:relative;
  border-radius:var(--radius-lg);
  padding:2px;
  background:var(--gradient-brand);
  box-shadow:var(--shadow-hover);
  transform:rotate(1deg);
  transition:transform .4s ease;
  max-width:420px;
  justify-self:end;
  width:100%;
}
.pass-card:hover{ transform:rotate(0deg) translateY(-4px); }
.pass-inner{
  background:linear-gradient(145deg, rgba(26,20,32,0.96), rgba(42,21,32,0.92));
  border-radius:calc(var(--radius-lg) - 2px);
  padding:36px 32px;
  position:relative;
  overflow:hidden;
}
.pass-inner::after{
  content:'';
  position:absolute;
  top:-40px; right:-40px;
  width:120px; height:120px;
  background:radial-gradient(circle, rgba(244,165,60,0.2) 0%, transparent 70%);
  border-radius:50%;
}
.pass-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:28px;
}
.pass-brand{
  font-family:var(--font-serif);
  font-weight:900;
  font-size:0.95rem;
  color:var(--text-warm);
}
.pass-badge{
  font-size:0.7rem;
  font-weight:600;
  color:var(--accent-gold);
  border:1px solid rgba(244,165,60,0.4);
  padding:3px 10px;
  border-radius:var(--radius-pill);
  background:rgba(244,165,60,0.08);
}
.pass-title{
  font-family:var(--font-serif);
  font-size:2rem;
  font-weight:900;
  color:var(--text-warm);
  line-height:1.3;
  margin-bottom:8px;
}
.pass-subtitle{
  color:var(--text-muted);
  font-size:0.88rem;
  margin-bottom:24px;
  letter-spacing:0.03em;
}
.pass-divider{
  border:none;
  border-top:2px dashed rgba(244,165,60,0.35);
  margin:0 0 22px;
}
.pass-features{
  display:flex;
  justify-content:space-between;
  gap:8px;
  margin-bottom:28px;
}
.pass-feature{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  font-size:0.72rem;
  color:var(--text-muted);
}
.pass-feature .pf-ico{
  width:36px; height:36px;
  border-radius:12px;
  background:rgba(244,165,60,0.1);
  border:1px solid rgba(244,165,60,0.25);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:0.9rem;
  color:var(--accent-gold);
}
.pass-cta-btn{
  width:100%;
  padding:14px 24px;
  background:var(--gradient-brand);
  color:#fff;
  font-size:1rem;
  font-weight:700;
  border-radius:var(--radius-pill);
  transition:all .3s ease;
  box-shadow:0 8px 20px rgba(178,58,72,0.35);
}
.pass-cta-btn:hover{ transform:translateY(-2px); filter:brightness(1.1); box-shadow:0 12px 28px rgba(244,165,60,0.3); }
.pass-cta-btn:active{ transform:translateY(0) scale(0.98); }
.pass-cta-btn.success{
  background:linear-gradient(135deg, #2e8b57, #3cb371);
  box-shadow:0 8px 20px rgba(46,139,87,0.35);
}
.pass-note{
  text-align:center;
  font-size:0.75rem;
  color:var(--text-muted);
  margin-top:12px;
}

/* ===== Features ===== */
.features-section{ position:relative; }
.features-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.feature-card{
  background:var(--bg-wine);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:32px;
  transition:all .3s ease;
  position:relative;
  overflow:hidden;
}
.feature-card::before{
  content:'';
  position:absolute;
  top:0; left:0; right:0;
  height:3px;
  background:var(--gradient-brand);
  opacity:0;
  transition:opacity .3s ease;
}
.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(244,165,60,0.25);
}
.feature-card:hover::before{ opacity:1; }
.feat-ico{
  width:56px; height:56px;
  border-radius:16px;
  background:rgba(244,165,60,0.1);
  border:1px solid rgba(244,165,60,0.25);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.4rem;
  color:var(--accent-gold);
  margin-bottom:20px;
}
.feature-card h3{
  font-size:1.15rem;
  font-weight:700;
  margin-bottom:10px;
  color:var(--text-warm);
}
.feature-card p{
  color:var(--text-muted);
  font-size:0.95rem;
  line-height:1.7;
}

/* ===== Featured content + sidebar ===== */
.contents-section{
  background:linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-dark) 100%);
  border-top:1px solid var(--border-light);
  border-bottom:1px solid var(--border-light);
}
.content-layout{
  display:grid;
  grid-template-columns:1fr 340px;
  gap:48px;
  align-items:start;
}
.content-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.content-card{
  background:var(--bg-wine);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:all .3s ease;
  display:flex;
  flex-direction:column;
}
.content-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(244,165,60,0.3);
}
.content-card.card-wide{
  grid-column:span 2;
  display:grid;
  grid-template-columns:1.2fr 1fr;
}
.card-media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--bg-dark);
}
.card-wide .card-media{ aspect-ratio:auto; height:100%; min-height:260px; }
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.content-card:hover .card-media img{ transform:scale(1.04); }
.card-media::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.45) 100%);
}
.card-tag{
  position:absolute;
  top:16px; left:16px;
  z-index:2;
  font-size:0.72rem;
  font-weight:600;
  color:#fff;
  background:var(--gradient-brand);
  padding:4px 12px;
  border-radius:var(--radius-pill);
  box-shadow:0 4px 12px rgba(0,0,0,0.3);
}
.card-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.card-wide .card-body{
  justify-content:center;
  padding:32px;
}
.card-body h3{
  font-family:var(--font-serif);
  font-size:1.2rem;
  font-weight:700;
  color:var(--text-warm);
  line-height:1.4;
  margin-bottom:10px;
}
.card-wide .card-body h3{ font-size:1.4rem; }
.card-body p{
  color:var(--text-muted);
  font-size:0.92rem;
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:14px;
  flex-grow:1;
}
.card-meta{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:0.78rem;
  color:var(--text-muted);
}
.read-badge{
  display:inline-flex;
  align-items:center;
  gap:4px;
  background:rgba(244,165,60,0.1);
  color:var(--accent-gold);
  font-size:0.72rem;
  font-weight:600;
  padding:3px 10px;
  border-radius:var(--radius-pill);
}

/* Sidebar */
.sidebar{
  display:flex;
  flex-direction:column;
  gap:24px;
  position:sticky;
  top:88px;
}
.side-card{
  background:var(--bg-wine);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:28px;
}
.side-card h3{
  font-size:1.05rem;
  font-weight:700;
  margin-bottom:20px;
  position:relative;
  padding-bottom:12px;
  color:var(--text-warm);
}
.side-card h3::after{
  content:'';
  position:absolute;
  left:0; bottom:0;
  width:36px; height:3px;
  background:var(--gradient-brand);
  border-radius:2px;
}
.hot-list li{
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 0;
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.hot-list li:last-child{ border-bottom:none; padding-bottom:0; }
.hot-num{
  font-family:var(--font-serif);
  font-size:1.1rem;
  font-weight:900;
  color:transparent;
  background:var(--gradient-brand);
  -webkit-background-clip:text;
  background-clip:text;
  flex-shrink:0;
  font-variant-numeric:tabular-nums;
}
.hot-info{ flex:1; min-width:0; }
.hot-title{
  font-size:0.85rem;
  font-weight:500;
  color:var(--text-warm);
  line-height:1.4;
  margin-bottom:6px;
  display:block;
  transition:color .3s ease;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.hot-item:hover .hot-title{ color:var(--accent-gold); }
.hot-bar{
  height:3px;
  border-radius:2px;
  background:rgba(255,255,255,0.1);
  overflow:hidden;
}
.hot-bar-fill{
  height:100%;
  border-radius:2px;
  background:var(--gradient-brand);
}
.side-cta-card{
  background:var(--gradient-brand);
  border-radius:var(--radius-lg);
  padding:28px;
  text-align:center;
  color:#fff;
  box-shadow:var(--shadow-card);
  position:relative;
  overflow:hidden;
}
.side-cta-card::after{
  content:'';
  position:absolute;
  top:-30px; right:-30px;
  width:100px; height:100px;
  background:rgba(255,255,255,0.1);
  border-radius:50%;
}
.side-cta-card h4{
  font-family:var(--font-serif);
  font-size:1.25rem;
  font-weight:900;
  margin-bottom:8px;
}
.side-cta-card p{
  font-size:0.86rem;
  opacity:0.92;
  margin-bottom:16px;
}
.side-cta-btn{
  display:inline-block;
  padding:10px 26px;
  background:#fff;
  color:#B23A48;
  font-weight:700;
  font-size:0.9rem;
  border-radius:var(--radius-pill);
  transition:all .3s ease;
  box-shadow:0 6px 16px rgba(0,0,0,0.15);
}
.side-cta-btn:hover{ transform:translateY(-2px); box-shadow:0 10px 24px rgba(0,0,0,0.25); }

/* ===== Scenarios ===== */
.scenarios-section{ background:var(--bg-wine); }
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.scenario-card{
  background:var(--bg-primary);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:28px 32px;
  display:flex;
  gap:18px;
  align-items:flex-start;
  transition:all .3s ease;
}
.scenario-card:hover{
  transform:translateY(-4px);
  border-color:rgba(244,165,60,0.3);
  box-shadow:var(--shadow-hover);
}
.scen-ico{
  width:48px; height:48px;
  border-radius:14px;
  background:rgba(244,165,60,0.1);
  border:1px solid rgba(244,165,60,0.25);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.2rem;
  flex-shrink:0;
}
.scenario-card h3{
  font-size:1.05rem;
  font-weight:700;
  color:var(--text-warm);
  margin-bottom:6px;
}
.scenario-card p{
  color:var(--text-muted);
  font-size:0.9rem;
  line-height:1.7;
}

/* ===== Steps ===== */
.steps-section{ position:relative; }
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  counter-reset:step;
}
.step-card{
  position:relative;
  background:var(--bg-wine);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:32px 24px;
  transition:all .3s ease;
}
.step-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(244,165,60,0.3);
}
.step-num{
  width:44px; height:44px;
  border-radius:50%;
  background:var(--gradient-brand);
  color:#fff;
  font-family:var(--font-serif);
  font-size:1.1rem;
  font-weight:900;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step-card h3{
  font-size:1.05rem;
  font-weight:700;
  color:var(--text-warm);
  margin-bottom:8px;
}
.step-card p{
  color:var(--text-muted);
  font-size:0.88rem;
  line-height:1.7;
}
.step-card:not(:last-child)::after{
  content:'→';
  position:absolute;
  top:50%;
  right:-20px;
  transform:translateY(-50%);
  color:var(--accent-gold);
  font-size:1.2rem;
  z-index:2;
  background:var(--bg-primary);
  width:28px; height:28px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(244,165,60,0.3);
}

/* ===== FAQ ===== */
.faq-section{ background:linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-primary) 100%); }
.faq-wrap{
  max-width:800px;
  margin:0 auto;
}
.faq-item{
  background:var(--bg-wine);
  border:1px solid var(--border-light);
  border-radius:var(--radius-sm);
  margin-bottom:12px;
  overflow:hidden;
  transition:all .3s ease;
}
.faq-item:hover{ border-color:rgba(244,165,60,0.25); }
.faq-item.open{
  border-color:rgba(244,165,60,0.4);
  box-shadow:0 12px 32px rgba(0,0,0,0.3);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  text-align:left;
  font-size:1rem;
  font-weight:600;
  color:var(--text-warm);
  transition:background .3s ease;
}
.faq-q:hover{ background:rgba(244,165,60,0.04); }
.faq-icon{
  width:28px; height:28px;
  flex-shrink:0;
  border-radius:50%;
  background:rgba(244,165,60,0.1);
  border:1px solid rgba(244,165,60,0.3);
  position:relative;
  transition:all .3s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:'';
  position:absolute;
  top:50%; left:50%;
  transform:translate(-50%,-50%);
  background:var(--accent-gold);
  border-radius:2px;
}
.faq-icon::before{ width:12px; height:2px; }
.faq-icon::after{ width:2px; height:12px; transition:opacity .3s ease; }
.faq-item.open .faq-icon{ transform:rotate(45deg); background:rgba(244,165,60,0.2); }
.faq-item.open .faq-icon::after{ opacity:0; }
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .4s ease;
}
.faq-a-inner{
  padding:0 24px 22px;
  color:var(--text-muted);
  font-size:0.95rem;
  line-height:1.8;
  border-top:1px solid rgba(255,255,255,0.06);
  margin:0 24px;
  padding-left:0;
  padding-right:0;
  padding-top:16px;
}
.faq-item.open .faq-a{ max-height:400px; }

/* ===== CTA banner ===== */
.cta-banner{
  position:relative;
  border-radius:32px;
  overflow:hidden;
  background:var(--gradient-brand);
  padding:72px 56px;
  text-align:center;
  color:#fff;
  box-shadow:var(--shadow-hover);
}
.cta-banner::before{
  content:'';
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
  opacity:0.3;
}
.cta-banner::after{
  content:'';
  position:absolute;
  inset:0;
  background:rgba(20,10,18,0.45);
}
.cta-inner{
  position:relative;
  z-index:2;
  max-width:680px;
  margin:0 auto;
}
.cta-inner h2{
  font-family:var(--font-serif);
  font-size:clamp(1.8rem,4vw,2.4rem);
  font-weight:900;
  line-height:1.3;
  margin-bottom:14px;
}
.cta-inner p{
  font-size:1rem;
  opacity:0.92;
  margin-bottom:28px;
}
.cta-btn{
  display:inline-block;
  padding:14px 38px;
  background:#fff;
  color:#B23A48;
  font-size:1rem;
  font-weight:700;
  border-radius:var(--radius-pill);
  transition:all .3s ease;
  box-shadow:0 8px 24px rgba(0,0,0,0.2);
}
.cta-btn:hover{
  transform:translateY(-2px);
  background:var(--bg-warm);
  box-shadow:0 14px 36px rgba(0,0,0,0.3);
}
.cta-btn:active{ transform:translateY(0) scale(0.98); }

/* ===== Footer ===== */
.site-footer{
  background:var(--bg-dark);
  border-top:1px solid var(--border-light);
  padding:64px 0 24px;
  margin-top:var(--space-section);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;
  margin-bottom:48px;
}
.footer-brand .nav-logo{ margin-bottom:14px; }
.footer-desc{
  color:var(--text-muted);
  font-size:0.9rem;
  line-height:1.7;
  max-width:340px;
  margin-top:14px;
}
.footer-col h4{
  font-size:0.9rem;
  font-weight:700;
  color:var(--text-warm);
  margin-bottom:18px;
  letter-spacing:0.06em;
}
.footer-links li,
.footer-contact li{
  margin-bottom:10px;
}
.footer-links a{
  color:var(--text-muted);
  font-size:0.9rem;
  transition:color .3s ease;
}
.footer-links a:hover{ color:var(--accent-gold); }
.footer-contact{
  color:var(--text-muted);
  font-size:0.88rem;
  list-style:none;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08);
  padding-top:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  color:var(--text-muted);
  font-size:0.82rem;
}
.footer-bottom .legal{
  display:flex;
  gap:20px;
}
.footer-bottom .legal a{ color:var(--text-muted); }
.footer-bottom .legal a:hover{ color:var(--accent-gold); }

/* ===== Responsive ===== */
@media (max-width:1024px){
  .cat-hero .container{
    grid-template-columns:1fr;
    gap:48px;
  }
  .pass-card{ justify-self:start; max-width:100%; }
  .content-layout{
    grid-template-columns:1fr;
  }
  .sidebar{
    position:static;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
  }
  .steps-grid{ grid-template-columns:repeat(2,1fr); }
  .step-card:nth-child(2)::after{ display:none; }
  .features-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:768px){
  :root{ --space-section:64px; }
  .nav-links{
    position:fixed;
    top:64px; left:0; right:0;
    background:rgba(14,10,18,0.97);
    backdrop-filter:blur(12px);
    flex-direction:column;
    padding:20px 24px 32px;
    gap:4px;
    transform:translateY(-16px);
    opacity:0;
    pointer-events:none;
    transition:all .3s ease;
    border-bottom:1px solid var(--border-light);
  }
  .nav-links.open{
    transform:translateY(0);
    opacity:1;
    pointer-events:all;
  }
  .nav-links a{
    display:block;
    padding:12px 16px;
    font-size:1rem;
    border-radius:12px;
  }
  .nav-toggle{ display:flex; }
  .content-grid{ grid-template-columns:1fr; }
  .content-card.card-wide{
    grid-column:span 1;
    grid-template-columns:1fr;
  }
  .card-wide .card-media{ aspect-ratio:16/10; }
  .feature-card{ padding:24px; }
  .scenario-grid{ grid-template-columns:1fr; }
  .steps-grid{ grid-template-columns:1fr; }
  .step-card::after{ display:none !important; }
  .sidebar{ grid-template-columns:1fr; }
  .cta-banner{ padding:56px 28px; }
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
  .footer-bottom{ flex-direction:column; align-items:flex-start; }
}
@media (max-width:520px){
  .nav-wrap{ padding:0 16px; }
  .nav-logo{ font-size:1.1rem; }
  .nav-logo .logo-mark{ width:24px; height:24px; font-size:0.65rem; }
  .nav-cta{ padding:6px 14px; font-size:0.8rem; }
  .cat-hero{ padding:120px 0 64px; }
  .cat-hero h1{ font-size:2.2rem; }
  .cat-hero .container{ gap:36px; }
  .features-grid{ grid-template-columns:1fr; }
  .pass-inner{ padding:28px 20px; }
  .pass-title{ font-size:1.6rem; }
  .cta-banner{ border-radius:20px; padding:44px 20px; }
}