:root {
  --primary-coral: #FF3E6C;
  --secondary-cyan: #00D2D3;
  --accent-amber: #FF9F1A;
  --dark-indigo: #130F40;
  --text-main: #181E29;
  --text-muted: #576574;
  --bg-creamy: #FAFAFC;
  --bg-card: #FFFFFF;
  --border-color: #E6EAF0;
  --shadow-sm: 0 4px 12px rgba(19, 15, 64, 0.05);
  --shadow-md: 0 10px 30px rgba(19, 15, 64, 0.08);
  --shadow-hover: 0 16px 36px rgba(255, 62, 108, 0.16);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 6px;
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-base);
  color: var(--text-main);
  background-color: var(--bg-creamy);
  line-height: 1.65;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}

ul, ol {
  list-style: none;
}

.site-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--border-color);
}

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

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ai-page-logo {
  height: 42px;
  width: auto;
  display: block;
}

.brand-meta-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark-indigo);
  letter-spacing: -0.5px;
}

.brand-meta-title span {
  color: var(--primary-coral);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-item {
  position: relative;
}

.nav-item a {
  display: block;
  padding: 8px 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark-indigo);
  border-radius: var(--radius-sm);
}

.nav-item a:hover {
  color: var(--primary-coral);
  background: rgba(255, 62, 108, 0.06);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.25s ease;
  text-align: center;
}

.btn-coral {
  background: var(--primary-coral);
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(255, 62, 108, 0.35);
}

.btn-coral:hover {
  background: #e83360;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 62, 108, 0.45);
}

.btn-cyan {
  background: var(--secondary-cyan);
  color: var(--dark-indigo) !important;
  box-shadow: 0 4px 14px rgba(0, 210, 211, 0.3);
}

.btn-cyan:hover {
  background: #00bebf;
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--dark-indigo);
  color: #ffffff !important;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--dark-indigo);
  cursor: pointer;
  padding: 4px 8px;
}

.hero-section {
  padding: 80px 0 60px;
  background: radial-gradient(circle at 10% 20%, rgba(255, 62, 108, 0.06) 0%, rgba(0, 210, 211, 0.08) 50%, rgba(250, 250, 252, 1) 100%);
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-badge-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: #FFF;
  border: 2px solid var(--accent-amber);
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--dark-indigo);
  margin-bottom: 20px;
}

.hero-badge-wrap span {
  background: var(--accent-amber);
  color: #fff;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.75rem;
}

.hero-title {
  font-size: 2.8rem;
  line-height: 1.25;
  font-weight: 900;
  color: var(--dark-indigo);
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-title em {
  font-style: normal;
  color: var(--primary-coral);
  position: relative;
  display: inline-block;
}

.hero-title em::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 8px;
  background: rgba(0, 210, 211, 0.35);
  z-index: -1;
  border-radius: 4px;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.hero-tags-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-tags-box strong {
  color: var(--dark-indigo);
}

.tag-pill {
  padding: 4px 10px;
  background: #FFF;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-weight: 600;
}

.hero-visual-card {
  background: #FFFFFF;
  border: 3px solid var(--dark-indigo);
  box-shadow: 10px 10px 0px var(--primary-coral);
  border-radius: var(--radius-lg);
  padding: 30px;
  position: relative;
}

.visual-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px dashed var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.visual-head-title {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--dark-indigo);
}

.visual-dot-box {
  display: flex;
  gap: 6px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--dark-indigo);
}

.dot-1 { background: var(--primary-coral); }
.dot-2 { background: var(--accent-amber); }
.dot-3 { background: var(--secondary-cyan); }

.model-live-board {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.live-item {
  background: var(--bg-creamy);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
  transition: all 0.2s ease;
}

.live-item:hover {
  border-color: var(--secondary-cyan);
  transform: translateY(-2px);
}

.live-item h4 {
  font-size: 0.95rem;
  color: var(--dark-indigo);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.live-item span.status {
  font-size: 0.7rem;
  background: #E8F7EE;
  color: #10B981;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
}

.live-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.model-support-strip {
  background: var(--dark-indigo);
  color: #FFFFFF;
  padding: 20px 0;
  overflow: hidden;
  border-bottom: 2px solid var(--primary-coral);
}

.strip-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}

.strip-label {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--secondary-cyan);
  white-space: nowrap;
  text-transform: uppercase;
}

.strip-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.85rem;
}

.strip-badge {
  background: rgba(255, 255, 255, 0.12);
  padding: 4px 10px;
  border-radius: 4px;
  color: #E2E8F0;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.section-padding {
  padding: 70px 0;
}

.section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

.section-subtitle {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--primary-coral);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}

.stat-card {
  background: var(--bg-card);
  border: 2px solid var(--dark-indigo);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  box-shadow: 6px 6px 0px var(--secondary-cyan);
}

.stat-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary-coral);
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-num small {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark-indigo);
}

.stat-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark-indigo);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.about-info-box {
  background: #FFF;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.about-info-box h3 {
  font-size: 1.6rem;
  color: var(--dark-indigo);
  margin-bottom: 18px;
  font-weight: 800;
}

.about-info-box p {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}

.about-feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--dark-indigo);
}

.about-feature-item::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--primary-coral);
  color: #fff;
  border-radius: 50%;
  font-size: 0.75rem;
}

.about-image-card {
  background: #FFF;
  border: 3px solid var(--dark-indigo);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: 8px 8px 0px var(--accent-amber);
}

.ai-page-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  display: block;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 26px;
  transition: all 0.25s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--primary-coral);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 3px 10px;
  background: rgba(0, 210, 211, 0.15);
  color: #058586;
  font-size: 0.75rem;
  font-weight: 800;
  border-radius: 4px;
  margin-bottom: 14px;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.service-meta-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-coral);
}

.flow-step-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.flow-card {
  background: #FFF;
  border: 2px solid var(--dark-indigo);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  box-shadow: 4px 4px 0px var(--dark-indigo);
}

.flow-num {
  width: 44px;
  height: 44px;
  background: var(--accent-amber);
  color: var(--dark-indigo);
  font-weight: 900;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid var(--dark-indigo);
  margin-bottom: 16px;
}

.flow-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 8px;
}

.flow-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.evaluation-box {
  background: #FFFFFF;
  border: 3px solid var(--dark-indigo);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 12px 12px 0px var(--secondary-cyan);
}

.eval-summary-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-creamy);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 30px;
  margin-bottom: 30px;
}

.eval-score-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.score-badge {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--primary-coral);
  line-height: 1;
}

.score-text strong {
  display: block;
  font-size: 1.1rem;
  color: var(--dark-indigo);
}

.score-text span {
  font-size: 0.9rem;
  color: var(--accent-amber);
  font-weight: 800;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
}

.eval-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background: #FFF;
  min-width: 650px;
}

.eval-table th, .eval-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
}

.eval-table th {
  background: var(--dark-indigo);
  color: #FFFFFF;
  font-weight: 800;
}

.eval-table tr:hover td {
  background: rgba(0, 210, 211, 0.04);
}

.eval-table td.highlight {
  font-weight: 800;
  color: var(--primary-coral);
  background: rgba(255, 62, 108, 0.05);
}

.token-compare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.token-tier-card {
  background: #FFF;
  border: 2px solid var(--dark-indigo);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 6px 6px 0px var(--accent-amber);
  display: flex;
  flex-direction: column;
}

.token-tier-card.featured {
  border-color: var(--primary-coral);
  box-shadow: 8px 8px 0px var(--primary-coral);
  transform: scale(1.02);
}

.token-tier-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 12px;
}

.token-price {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary-coral);
  margin-bottom: 20px;
}

.token-price span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.token-features {
  margin-bottom: 24px;
  flex-grow: 1;
}

.token-features li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 6px 0;
  border-bottom: 1px dashed var(--border-color);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: #FFF;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.review-avatar {
  width: 46px;
  height: 46px;
  background: var(--dark-indigo);
  color: #FFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.review-meta h4 {
  font-size: 1rem;
  color: var(--dark-indigo);
  font-weight: 800;
}

.review-meta span {
  font-size: 0.8rem;
  color: var(--primary-coral);
  font-weight: 700;
}

.review-body {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: #FFF;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item.active {
  border-color: var(--primary-coral);
}

.faq-question {
  width: 100%;
  padding: 18px 24px;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark-indigo);
  cursor: pointer;
  text-align: left;
}

.faq-icon {
  font-size: 1.3rem;
  color: var(--primary-coral);
  font-weight: 900;
  transition: transform 0.25s ease;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 18px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.articles-box {
  background: #FFF;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin-top: 30px;
}

.articles-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.article-link-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-creamy);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--dark-indigo);
}

.article-link-item:hover {
  border-color: var(--primary-coral);
  color: var(--primary-coral);
  transform: translateX(4px);
}

.contact-section-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: flex-start;
}

.form-wrapper {
  background: #FFF;
  border: 3px solid var(--dark-indigo);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 10px 10px 0px var(--primary-coral);
}

.form-wrapper h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--dark-indigo);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-main);
  background: var(--bg-creamy);
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--primary-coral);
  background: #FFF;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-info-card {
  background: #FFF;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.contact-info-card h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 20px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-main);
}

.contact-detail-item strong {
  color: var(--dark-indigo);
  min-width: 80px;
}

.qr-box-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-creamy);
  padding: 20px;
  border-radius: var(--radius-md);
  border: 2px dashed var(--border-color);
}

.qr-box-wrap img {
  width: 105px;
  height: 105px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: #FFF;
}

.qr-text h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark-indigo);
  margin-bottom: 4px;
}

.qr-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.site-footer {
  background: var(--dark-indigo);
  color: #A4B0BE;
  padding: 60px 0 30px;
  border-top: 4px solid var(--primary-coral);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h4 {
  font-size: 1.4rem;
  font-weight: 800;
  color: #FFF;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-col h5 {
  font-size: 1.05rem;
  font-weight: 800;
  color: #FFF;
  margin-bottom: 16px;
}

.footer-links-list li {
  margin-bottom: 8px;
}

.footer-links-list a {
  font-size: 0.9rem;
  color: #A4B0BE;
}

.footer-links-list a:hover {
  color: var(--secondary-cyan);
}

.footer-friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-friend-links a {
  display: inline-block;
  font-size: 0.85rem;
  color: #CED6E0;
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 10px;
  border-radius: 4px;
}

.footer-friend-links a:hover {
  background: var(--primary-coral);
  color: #FFF;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.float-bar {
  position: fixed;
  right: 20px;
  bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 99;
}

.float-btn {
  width: 48px;
  height: 48px;
  background: #FFF;
  border: 2px solid var(--dark-indigo);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--dark-indigo);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  transition: all 0.2s;
}

.float-btn:hover {
  background: var(--primary-coral);
  color: #FFF;
  border-color: var(--primary-coral);
  transform: translateY(-2px);
}

@media (max-width: 992px) {
  .hero-grid, .about-grid, .contact-section-grid, .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .service-grid, .token-compare-grid, .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid, .flow-step-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .mobile-toggle {
    display: block;
  }
  .nav-links {
    position: absolute;
    top: 74px;
    left: 0;
    width: 100%;
    background: #FFF;
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 20px;
    border-bottom: 2px solid var(--border-color);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    display: none;
  }
  .nav-links.active {
    display: flex;
  }
  .nav-item {
    width: 100%;
  }
  .nav-item a {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
  }
  .articles-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2rem;
  }
  .service-grid, .token-compare-grid, .reviews-grid, .stats-grid, .flow-step-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}