/* roulang page: index */
:root {
  --primary: #3B82F6;
  --primary-dark: #1E40AF;
  --primary-light: #DBEAFE;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --success: #10B981;
  --bg: #F8FAFC;
  --bg-white: #FFFFFF;
  --text: #1E293B;
  --text-muted: #64748B;
  --border: #E2E8F0;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
  --transition: all 0.3s ease;
  --container: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 80px 0; }
@media (max-width: 768px) {
  .section-padding { padding: 56px 0; }
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.logo:hover { color: var(--text); }
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}
.nav-link.active {
  color: var(--primary-dark);
  background: var(--primary-light);
  font-weight: 600;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 0 8px 0 16px;
  height: 40px;
  transition: var(--transition);
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  background: white;
}
.search-form input {
  border: none;
  outline: none;
  background: transparent;
  width: 150px;
  font-size: 14px;
  color: var(--text);
}
.search-form button {
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 6px;
  border-radius: 50%;
  transition: var(--transition);
}
.search-form button:hover { color: var(--primary); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 2px 12px rgba(59, 130, 246, 0.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.45);
}
.btn-outline {
  border-color: var(--border);
  background: white;
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.btn-accent {
  background: var(--accent);
  color: white;
  box-shadow: 0 2px 12px rgba(245, 158, 11, 0.35);
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: white;
  transform: translateY(-2px);
}
.btn-block { width: 100%; }
.btn-lg { padding: 14px 36px; font-size: 16px; }
.menu-toggle {
  display: none;
  border: none;
  background: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative;
  background: linear-gradient(135deg, #0B1F3F 0%, #1E40AF 60%, #3B82F6 100%);
  color: white;
  padding: 80px 0 90px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}
.hero::after {
  content: "";
  position: absolute;
  bottom: -80px; right: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.25), transparent 70%);
  border-radius: 50%;
  z-index: 1;
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 6px 16px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(8px);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: 40px;
  line-height: 1.3;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.hero-desc {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  max-width: 560px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.hero-stat .stat-value {
  font-size: 26px;
  font-weight: 800;
  display: block;
  line-height: 1.2;
}
.hero-stat .stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero .btn-primary {
  background: var(--accent);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
}
.hero .btn-primary:hover { background: var(--accent-dark); }
.hero .btn-outline {
  border-color: rgba(255, 255, 255, 0.5);
  background: transparent;
  color: white;
}
.hero .btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: white;
  color: white;
}

/* Funding Panel */
.funding-panel {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 32px;
  backdrop-filter: blur(16px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
  max-width: 420px;
  margin-left: auto;
}
.funding-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.funding-badge {
  background: rgba(245, 158, 11, 0.3);
  color: #FCD34D;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.funding-amount {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
}
.progress-ring-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto 20px;
}
.progress-ring-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.15);
  stroke-width: 12;
}
.progress-ring-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 12;
  stroke-linecap: round;
  stroke-dasharray: 502.65;
  stroke-dashoffset: 70;
  transform: rotate(-90deg);
  transform-origin: center;
  transition: stroke-dashoffset 1.5s ease;
}
.progress-ring-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
.progress-value {
  display: block;
  font-size: 40px;
  font-weight: 800;
  color: white;
  line-height: 1.1;
}
.progress-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
.progress-note {
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 8px;
  margin-bottom: 20px;
}
.tier-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}
.tier-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 12px 8px;
  text-align: center;
  transition: var(--transition);
}
.tier-card:hover { background: rgba(255, 255, 255, 0.2); }
.tier-card.tier-highlight {
  background: rgba(245, 158, 11, 0.25);
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.3);
}
.tier-name {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 4px;
}
.tier-price {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: white;
}
.funding-note {
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 12px;
}

/* ===== Section Header ===== */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 4px 14px;
  border-radius: 16px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.section-header p {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== Features ===== */
.features {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: 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(--primary), #8B5CF6);
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  background: white;
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-light), #EDE9FE);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 20px;
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Schedule ===== */
.schedule {
  background: var(--bg);
}
.schedule-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.schedule-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.schedule-card::after {
  content: "";
  position: absolute;
  bottom: 0; right: 0;
  width: 100px; height: 100px;
  border-radius: 50% 0 0 0;
  background: linear-gradient(135deg, transparent, rgba(59, 130, 246, 0.06));
}
.schedule-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.schedule-time {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}
.schedule-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.schedule-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}
.schedule-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.badge-hot {
  background: #FEF3C7;
  color: #B45309;
}
.badge-live {
  background: #D1FAE5;
  color: #065F46;
}
.badge-coming {
  background: #DBEAFE;
  color: #1E40AF;
}

/* ===== News / Info ===== */
.news {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
}
.news-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}
.news-main h3,
.news-side h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
  position: relative;
}
.news-main h3::after,
.news-side h3::after {
  content: "";
  position: absolute;
  bottom: -2px; left: 0;
  width: 48px;
  height: 2px;
  background: var(--primary);
}
.news-list {
  list-style: none;
}
.news-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid #F1F5F9;
  transition: var(--transition);
}
.news-item:last-child { border-bottom: none; }
.news-item:hover { padding-left: 8px; }
.news-badge {
  flex-shrink: 0;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 8px;
  font-weight: 600;
}
.news-title {
  flex: 1;
  font-size: 15px;
  color: var(--text);
  line-height: 1.5;
}
.news-item:hover .news-title { color: var(--primary); }
.news-date {
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
}
.hot-ranking,
.guide-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  transition: var(--transition);
}
.hot-ranking:hover,
.guide-box:hover {
  box-shadow: var(--shadow);
}
.hot-list {
  list-style: none;
  counter-reset: hot;
}
.hot-list li {
  counter-increment: hot;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  display: flex;
  gap: 10px;
  align-items: baseline;
}
.hot-list li:last-child { border-bottom: none; }
.hot-list li::before {
  content: counter(hot);
  width: 22px;
  height: 22px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.hot-list li:nth-child(-n+3)::before {
  background: var(--accent);
  color: white;
}
.hot-list a {
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
}
.hot-list a:hover { color: var(--primary); }
.guide-list {
  list-style: none;
}
.guide-list li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
}
.guide-list li:last-child { border-bottom: none; }
.guide-list a {
  font-size: 14px;
  color: var(--text);
  display: flex;
  gap: 8px;
  align-items: center;
}
.guide-list a:hover { color: var(--primary); }
.guide-list .guide-tag {
  background: #EDE9FE;
  color: #5B21B6;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 8px;
  font-weight: 600;
  flex-shrink: 0;
}

/* ===== FAQ ===== */
.faq {
  background: var(--bg);
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow); }
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: var(--transition);
  flex-shrink: 0;
  margin-left: 12px;
}
.faq-item.active .faq-icon {
  background: var(--primary);
  color: white;
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
.faq-item.active .faq-answer { max-height: 300px; }

/* ===== Contact Form ===== */
.contact-section {
  background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
  color: white;
  position: relative;
  overflow: hidden;
}
.contact-section::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}
.contact-section .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.contact-info h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.3;
}
.contact-info p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 24px;
}
.contact-points {
  list-style: none;
}
.contact-points li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 8px 0;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
}
.contact-points .point-icon {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.contact-form-wrap {
  background: white;
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  color: var(--text);
}
.form-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}
.form-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 14px;
  transition: var(--transition);
  background: var(--bg);
  color: var(--text);
  appearance: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  background: white;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}
.form-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
}

/* ===== Footer ===== */
.site-footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo {
  color: white;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 320px;
}
.footer-col h4 {
  color: white;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col ul {
  list-style: none;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  color: #94A3B8;
  font-size: 14px;
  transition: var(--transition);
}
.footer-col a:hover { color: white; padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #64748B;
}
.footer-bottom a { color: #94A3B8; }
.footer-bottom a:hover { color: white; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 32px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .schedule-grid { grid-template-columns: repeat(2, 1fr); }
  .header-actions .search-form { display: none; }
}
@media (max-width: 768px) {
  .header-inner { height: 60px; }
  .menu-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 16px;
    gap: 8px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    transform: translateY(-120%);
    transition: var(--transition);
    z-index: 99;
    align-items: stretch;
  }
  .main-nav.open { transform: translateY(0); }
  .nav-link { padding: 12px 16px; text-align: center; }
  .header-actions { display: none; }
  .hero { padding: 56px 0 64px; }
  .hero .container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero h1 { font-size: 28px; }
  .hero-desc { font-size: 14px; }
  .funding-panel { margin: 0 auto; max-width: 100%; }
  .section-padding { padding: 48px 0; }
  .section-header h2 { font-size: 26px; }
  .news-grid { grid-template-columns: 1fr; }
  .contact-section .container { grid-template-columns: 1fr; gap: 32px; }
  .contact-form-wrap { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-brand p { max-width: 100%; }
}
@media (max-width: 520px) {
  .features-grid { grid-template-columns: 1fr; }
  .schedule-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .tier-preview { grid-template-columns: 1fr; }
  .hero { padding: 40px 0 48px; }
  .container { padding: 0 16px; }
  .contact-form-wrap { padding: 20px; }
}

/* roulang page: category1 */
:root {
  --primary: #3B82F6;
  --primary-dark: #1E40AF;
  --primary-light: #DBEAFE;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --success: #10B981;
  --bg: #F8FAFC;
  --bg-white: #FFFFFF;
  --text: #1E293B;
  --text-muted: #64748B;
  --border: #E2E8F0;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
  --transition: all 0.3s ease;
  --container: 1200px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  margin: 0;
  padding: 0;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { margin: 0; padding: 0; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 80px 0; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.logo:hover { color: var(--text); }
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}
.nav-link.active {
  color: var(--primary-dark);
  background: var(--primary-light);
  font-weight: 600;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 0 8px 0 16px;
  height: 40px;
  transition: var(--transition);
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  background: white;
}
.search-form input {
  border: none;
  outline: none;
  background: transparent;
  width: 150px;
  font-size: 14px;
  color: var(--text);
}
.search-form button {
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 6px;
  border-radius: 50%;
  transition: var(--transition);
}
.search-form button:hover { color: var(--primary); }
.menu-toggle {
  display: none;
  border: none;
  background: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 12px rgba(59, 130, 246, 0.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.45);
}
.btn-outline {
  border-color: var(--border);
  background: white;
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 12px rgba(245, 158, 11, 0.35);
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
}
.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn:focus-visible, .nav-link:focus-visible, .logo:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* ===== Section Head ===== */
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-tag {
  display: inline-block;
  padding: 4px 16px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
  margin: 8px 0 12px;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.section-head p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.7;
}

/* ===== Category Hero ===== */
.category-hero {
  position: relative;
  background: linear-gradient(135deg, #0F172A 0%, #1E40AF 65%, #2563EB 100%);
  color: #fff;
  padding: 96px 0 110px;
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  z-index: 1;
}
.category-hero::after {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.25), transparent 70%);
  bottom: -120px;
  right: -100px;
  z-index: 1;
}
.category-hero .container {
  position: relative;
  z-index: 2;
}
.category-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 6px 16px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(8px);
  margin-bottom: 20px;
}
.category-hero h1 {
  font-size: 42px;
  line-height: 1.25;
  font-weight: 800;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.hero-desc {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 24px;
  max-width: 540px;
}
.hero-points {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.hero-points li {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.92);
}
.hero-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  background: rgba(16, 185, 129, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: #6EE7B7;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.hero-ctas .btn-outline {
  border-color: rgba(255, 255, 255, 0.35);
  background: transparent;
  color: #fff;
}
.hero-ctas .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  color: #fff;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.hero-trust span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-trust span::before {
  content: "✦";
  color: var(--accent);
}
.hero-panel-card {
  background: rgba(255, 255, 255, 0.97);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
}
.hero-panel-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-panel-title::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  display: inline-block;
}
.hero-chart-item {
  margin-bottom: 20px;
}
.hero-chart-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.hero-chart-label span:last-child {
  font-weight: 700;
  color: var(--text);
}
.hero-chart-bar {
  background: var(--bg);
  border-radius: 8px;
  height: 28px;
  overflow: hidden;
}
.hero-chart-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), #60A5FA);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 8px;
  transition: width 0.6s ease;
}
.hero-panel-note {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ===== Stats ===== */
.stats-section {
  position: relative;
  z-index: 5;
  margin-top: -30px;
  padding-top: 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stats-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.stats-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(59, 130, 246, 0.2);
}
.stats-number {
  font-size: 38px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -1px;
}
.stats-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ===== Matrix Section ===== */
.matrix-section {
  background: var(--bg);
}
.matrix-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.matrix-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  transition: var(--transition);
}
.matrix-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(59, 130, 246, 0.25);
}
.matrix-card-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.matrix-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}
.matrix-card:hover .matrix-card-img img {
  transform: scale(1.05);
}
.matrix-card-body {
  padding: 24px;
}
.matrix-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--text);
}
.matrix-card-body p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0 0 16px;
}
.matrix-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* ===== Feature Section ===== */
.feature-section {
  background: var(--bg-white);
}
.feature-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: center;
}
.feature-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 420px;
}
.feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15, 23, 42, 0.4));
  pointer-events: none;
}
.feature-content .section-tag {
  margin-bottom: 10px;
}
.feature-content h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.35;
  margin: 0 0 8px;
  letter-spacing: -0.3px;
}
.feature-content > p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 28px;
}
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.feature-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}
.feature-list li:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.feature-list strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.feature-list span {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}
.feature-list li::before {
  content: "◆";
  color: var(--primary);
  font-size: 14px;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ===== Compare Section ===== */
.compare-section {
  background: linear-gradient(180deg, var(--bg) 0%, #EFF6FF 100%);
}
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.compare-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.compare-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--border);
}
.compare-card ul {
  list-style: none;
}
.compare-card li {
  position: relative;
  padding: 10px 0 10px 28px;
  font-size: 14px;
  color: var(--text);
  border-bottom: 1px dashed var(--border);
  line-height: 1.5;
}
.compare-card li:last-child {
  border-bottom: none;
}
.compare-bad::before {
  content: "✕";
  position: absolute;
  left: 0;
  top: 10px;
  color: #F87171;
  font-weight: 700;
}
.compare-good::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 10px;
  color: var(--success);
  font-weight: 700;
}
.compare-card.compare-card-good {
  border: 2px solid var(--primary);
  box-shadow: 0 12px 40px rgba(59, 130, 246, 0.15);
  position: relative;
}
.compare-card-good::after {
  content: "推荐选择";
  position: absolute;
  top: -14px;
  right: 24px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* ===== Testimonial Section ===== */
.testimonial-section {
  background: var(--bg-white);
}
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.2);
}
.testimonial-stars {
  color: var(--accent);
  font-size: 16px;
  margin-bottom: 12px;
  letter-spacing: 2px;
}
.testimonial-text {
  font-size: 14px;
  color: var(--text);
  line-height: 1.75;
  margin: 0 0 20px;
  flex: 1;
}
.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}
.testimonial-name {
  font-weight: 700;
  font-size: 14px;
  color: var(--text);
}
.testimonial-role {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== FAQ Section ===== */
.faq-section {
  background: var(--bg);
}
.faq-list {
  max-width: 800px;
  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: var(--transition);
}
.faq-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
}
.faq-item.open {
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}
.faq-question::after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  color: var(--primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer p {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  margin: 0;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 80px 0;
  position: relative;
}
.cta-card {
  position: relative;
  background: linear-gradient(135deg, #0F172A 0%, #1E40AF 80%);
  border-radius: 24px;
  padding: 56px;
  color: #fff;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cta-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}
.cta-card > * {
  position: relative;
  z-index: 2;
}
.cta-card h2 {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -0.3px;
}
.cta-card p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  max-width: 480px;
  margin: 0 auto 28px;
}
.cta-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  max-width: 480px;
  margin: 0 auto;
}
.cta-form input[type="email"] {
  flex: 1;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 26px;
  padding: 0 24px;
  color: #fff;
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}
.cta-form input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.6);
}
.cta-form input[type="email"]:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.18);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.25);
}
.cta-note {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 16px;
  margin-bottom: 0;
}

/* ===== Footer ===== */
.site-footer {
  background: #0F172A;
  color: #CBD5E1;
  padding: 60px 0 0;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  color: #fff;
  font-size: 22px;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  color: #94A3B8;
  line-height: 1.7;
  margin: 14px 0 0;
  max-width: 320px;
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 16px;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  color: #94A3B8;
  font-size: 14px;
  transition: var(--transition);
}
.footer-col a:hover {
  color: var(--primary-light);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: #64748B;
  margin: 0;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .category-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-panel-card {
    max-width: 560px;
  }
  .matrix-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .feature-media img {
    min-height: 320px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 56px 0;
  }
  .header-inner {
    height: auto;
    padding: 14px 0;
    flex-wrap: wrap;
  }
  .menu-toggle {
    display: block;
  }
  .main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    background: #fff;
    border-radius: var(--radius);
    padding: 12px;
    margin-top: 8px;
    box-shadow: var(--shadow);
  }
  .main-nav.open {
    display: flex;
  }
  .nav-link {
    width: 100%;
    text-align: center;
  }
  .header-actions {
    margin-left: auto;
  }
  .search-form {
    display: none;
  }
  .category-hero {
    padding: 64px 0 76px;
  }
  .category-hero h1 {
    font-size: 32px;
  }
  .hero-desc {
    font-size: 15px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .compare-grid {
    grid-template-columns: 1fr;
  }
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
  .cta-card {
    padding: 36px 24px;
  }
  .cta-form {
    flex-direction: column;
  }
  .cta-form .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .matrix-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .hero-ctas .btn {
    width: 100%;
  }
  .hero-trust {
    flex-direction: column;
    gap: 8px;
  }
  .category-hero h1 {
    font-size: 28px;
  }
  .hero-panel-card {
    padding: 24px;
  }
  .compare-card {
    padding: 24px;
  }
  .cta-card h2 {
    font-size: 24px;
  }
}