:root {
  --primary: #5822e8;
  --primary-bright: #7928ca;
  --accent-pink: #ff007a;
  --accent-cyan: #00f2fe;
  --accent-orange: #ff5e00;
  --accent-green: #00e096;
  --bg-page: #f8faff;
  --bg-card: #ffffff;
  --text-main: #131b2e;
  --text-sub: #4b5874;
  --text-light: #7b8ba5;
  --border-light: #e4ecf7;
  --shadow-sm: 0 4px 14px rgba(88, 34, 232, 0.06);
  --shadow-md: 0 10px 30px rgba(88, 34, 232, 0.12);
  --shadow-lg: 0 20px 45px rgba(88, 34, 232, 0.18);
  --gradient-main: linear-gradient(135deg, #ff007a 0%, #7928ca 50%, #0070f3 100%);
  --gradient-card: linear-gradient(145deg, #ffffff 0%, #f4f8ff 100%);
  --gradient-badge: linear-gradient(90deg, #ff5e00 0%, #ff007a 100%);
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.ai-container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.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 {
  max-height: 42px;
  width: auto;
  display: block;
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-links li a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-sub);
  border-radius: 8px;
  transition: all 0.25s ease;
}

.nav-links li a:hover {
  color: var(--primary);
  background-color: rgba(121, 40, 202, 0.08);
}

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

.btn-header-cta {
  background: var(--gradient-main);
  color: #ffffff !important;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 30px;
  font-size: 0.92rem;
  box-shadow: 0 6px 18px rgba(121, 40, 202, 0.35);
}

.btn-header-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 0, 122, 0.4);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 1.2rem;
  color: var(--text-main);
  cursor: pointer;
}

.hero-section {
  position: relative;
  padding: 70px 0 60px;
  background: radial-gradient(circle at 80% 20%, rgba(255, 0, 122, 0.12) 0%, rgba(0, 242, 254, 0.08) 35%, rgba(248, 250, 255, 0) 70%),
              radial-gradient(circle at 10% 80%, rgba(121, 40, 202, 0.1) 0%, rgba(255, 94, 0, 0.06) 40%, rgba(248, 250, 255, 0) 70%),
              #f8faff;
  border-bottom: 1px solid var(--border-light);
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid rgba(255, 0, 122, 0.3);
  box-shadow: 0 4px 15px rgba(255, 0, 122, 0.15);
  padding: 6px 18px;
  border-radius: 30px;
  margin-bottom: 24px;
}

.hero-tag-badge {
  background: var(--gradient-badge);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 12px;
}

.hero-tag-text {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.hero-title {
  font-size: 2.85rem;
  font-weight: 900;
  line-height: 1.25;
  color: #111827;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-title .highlight-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-sub);
  margin-bottom: 34px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 45px;
}

.btn-primary-hero {
  background: var(--gradient-main);
  color: #ffffff !important;
  font-size: 1.12rem;
  font-weight: 800;
  padding: 16px 38px;
  border-radius: 40px;
  box-shadow: 0 10px 28px rgba(121, 40, 202, 0.45);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary-hero:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 35px rgba(255, 0, 122, 0.55);
}

.btn-secondary-hero {
  background: #ffffff;
  color: var(--text-main) !important;
  border: 2px solid var(--primary-bright);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 40px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
}

.btn-secondary-hero:hover {
  background: #fbf8ff;
  border-color: var(--accent-pink);
  transform: translateY(-2px);
}

.hero-data-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 20px;
}

.hero-data-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--primary-bright);
  padding: 20px 15px;
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease;
}

.hero-data-card:nth-child(2) { border-top-color: var(--accent-pink); }
.hero-data-card:nth-child(3) { border-top-color: var(--accent-orange); }
.hero-data-card:nth-child(4) { border-top-color: var(--accent-green); }

.hero-data-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.hero-data-val {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

.hero-data-label {
  font-size: 0.86rem;
  color: var(--text-sub);
  margin-top: 4px;
  font-weight: 500;
}

.section-padding {
  padding: 75px 0;
  border-bottom: 1px solid var(--border-light);
}

.section-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 50px;
}

.section-pill {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 14px;
  border-radius: 20px;
  background: rgba(121, 40, 202, 0.1);
  color: var(--primary-bright);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 14px;
  line-height: 1.3;
}

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

.model-tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 25px;
}

.model-pill {
  background: #ffffff;
  border: 1px solid #dce6f5;
  color: #1e293b;
  font-weight: 700;
  font-size: 0.86rem;
  padding: 8px 16px;
  border-radius: 25px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all 0.25s ease;
}

.model-pill:hover {
  background: var(--gradient-main);
  color: #ffffff;
  border-color: transparent;
  transform: translateY(-2px) scale(1.05);
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

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

.feature-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 30px 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(121, 40, 202, 0.3);
}

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

.feature-icon-box {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(121, 40, 202, 0.12), rgba(255, 0, 122, 0.15));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
  color: var(--primary-bright);
}

.feature-title {
  font-size: 1.22rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.feature-text {
  font-size: 0.92rem;
  color: var(--text-sub);
  line-height: 1.65;
}

.scene-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.scene-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-bright);
}

.scene-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-pink);
  background: rgba(255, 0, 122, 0.08);
  padding: 3px 10px;
  border-radius: 6px;
  margin-bottom: 10px;
}

.scene-title {
  font-size: 1.1rem;
  font-weight: 750;
  margin-bottom: 8px;
  color: var(--text-main);
}

.scene-desc {
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.55;
}

.image-showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: stretch;
}

.image-item-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.image-item-box .img-wrapper {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #eef2f8;
}

.image-item-box.square .img-wrapper {
  aspect-ratio: 1 / 1;
}

.image-item-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.image-item-box:hover img {
  transform: scale(1.05);
}

.image-item-info {
  padding: 20px;
  flex: 1;
}

.image-item-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.image-item-desc {
  font-size: 0.88rem;
  color: var(--text-sub);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 24px 16px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.step-num {
  width: 38px;
  height: 38px;
  background: var(--gradient-main);
  color: #fff;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 1rem;
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.step-desc {
  font-size: 0.82rem;
  color: var(--text-sub);
}

.rating-badge-card {
  background: linear-gradient(135deg, #131b2e 0%, #2c1a4d 100%);
  color: #ffffff;
  border-radius: 18px;
  padding: 35px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 35px;
  box-shadow: var(--shadow-md);
  flex-wrap: wrap;
  gap: 20px;
}

.rating-left h3 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #ffffff;
}

.rating-stars {
  color: #ffb703;
  font-size: 1.3rem;
  letter-spacing: 2px;
}

.rating-score-box {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 15px 30px;
  border-radius: 14px;
  text-align: center;
}

.score-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: #00f2fe;
  line-height: 1;
}

.score-max {
  font-size: 0.9rem;
  color: #cbd5e1;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  background: #ffffff;
  border: 1px solid var(--border-light);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.compare-table th {
  background: #f1f5fb;
  padding: 18px 20px;
  font-weight: 800;
  color: var(--text-main);
  border-bottom: 2px solid var(--border-light);
}

.compare-table th.highlight-col {
  background: linear-gradient(180deg, #ede7f6 0%, #f3e8ff 100%);
  color: var(--primary-bright);
}

.compare-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-sub);
}

.compare-table tr:hover td {
  background: #fcfdfe;
}

.compare-table td.highlight-col {
  background: #faf5ff;
  font-weight: 700;
  color: var(--primary-bright);
}

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

.review-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 26px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.review-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(121, 40, 202, 0.3);
}

.review-user-info {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.user-meta h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
}

.user-meta span {
  font-size: 0.8rem;
  color: var(--text-light);
}

.review-text {
  font-size: 0.92rem;
  color: var(--text-sub);
  line-height: 1.65;
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.faq-header {
  padding: 18px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.faq-header:hover {
  color: var(--primary-bright);
}

.faq-icon {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
  color: var(--primary-bright);
}

.faq-body {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  font-size: 0.94rem;
  color: var(--text-sub);
  line-height: 1.7;
}

.faq-item.active {
  border-color: rgba(121, 40, 202, 0.4);
}

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

.faq-item.active .faq-body {
  padding: 0 24px 20px;
  max-height: 300px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 35px;
  align-items: start;
}

.contact-info-panel {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 18px;
  padding: 35px;
  box-shadow: var(--shadow-sm);
}

.info-row {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 22px;
}

.info-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(121, 40, 202, 0.1);
  color: var(--primary-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.info-text h4 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.info-text p, .info-text a {
  font-size: 0.92rem;
  color: var(--text-sub);
}

.qr-block {
  margin-top: 25px;
  padding-top: 20px;
  border-top: 1px dashed var(--border-light);
  text-align: center;
}

.qr-box {
  width: 140px;
  margin: 12px auto;
  padding: 8px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}

.qr-box img {
  width: 100%;
  height: auto;
  display: block;
}

.form-panel {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 18px;
  padding: 35px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  font-size: 0.95rem;
  color: var(--text-main);
  background: #fdfdfd;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-bright);
  box-shadow: 0 0 0 3px rgba(121, 40, 202, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.btn-form-submit {
  width: 100%;
  background: var(--gradient-main);
  color: #fff;
  border: none;
  padding: 15px;
  font-size: 1.05rem;
  font-weight: 750;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(121, 40, 202, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(255, 0, 122, 0.45);
}

.articles-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 30px;
  box-shadow: var(--shadow-sm);
}

.articles-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 15px;
}

.article-item-link {
  background: #f1f5fc;
  border: 1px solid #dce6f5;
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.25s ease;
}

.article-item-link:hover {
  background: var(--primary-bright);
  color: #fff;
  border-color: transparent;
}

.agent-banner {
  background: linear-gradient(135deg, #180936 0%, #3e1268 50%, #1a0845 100%);
  color: #ffffff;
  border-radius: 20px;
  padding: 45px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 25px;
  box-shadow: var(--shadow-md);
}

.agent-banner h3 {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: #fff;
}

.agent-banner p {
  color: #e2d9f3;
  font-size: 1rem;
  max-width: 650px;
}

.btn-agent-cta {
  background: linear-gradient(90deg, #00f2fe 0%, #4facfe 100%);
  color: #0b192c !important;
  font-weight: 800;
  padding: 14px 34px;
  border-radius: 30px;
  font-size: 1.02rem;
  box-shadow: 0 6px 20px rgba(0, 242, 254, 0.4);
}

.btn-agent-cta:hover {
  transform: translateY(-2px) scale(1.03);
}

.site-footer {
  background: #111827;
  color: #e5e7eb;
  padding: 60px 0 30px;
  border-top: 1px solid #1f2937;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
}

.footer-col p {
  font-size: 0.9rem;
  color: #9ca3af;
  line-height: 1.7;
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  font-size: 0.9rem;
  color: #9ca3af;
}

.footer-links a:hover {
  color: #00f2fe;
}

.friend-links-area {
  padding-top: 25px;
  border-top: 1px solid #1f2937;
  margin-bottom: 30px;
}

.friend-links-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #d1d5db;
  margin-bottom: 12px;
}

.friend-links-list {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.friend-links-list a {
  font-size: 0.86rem;
  color: #9ca3af;
}

.friend-links-list a:hover {
  color: #ff007a;
}

.footer-bottom {
  text-align: center;
  padding-top: 25px;
  border-top: 1px solid #1f2937;
  font-size: 0.85rem;
  color: #6b7280;
}

.floating-contact {
  position: fixed;
  right: 20px;
  bottom: 30px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.floating-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform 0.25s ease;
}

.floating-btn:hover {
  transform: scale(1.1);
}

@media (max-width: 992px) {
  .hero-title { font-size: 2.2rem; }
  .cards-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .cards-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .image-showcase-grid { grid-template-columns: 1fr; }
  .steps-container { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .hero-data-strip { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mobile-menu-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 74px;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    padding: 15px 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--border-light);
  }
  .nav-links.active { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links li a { width: 100%; padding: 12px 0; }
  .hero-title { font-size: 1.85rem; }
  .cards-grid-3, .cards-grid-4 { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .steps-container { grid-template-columns: 1fr; }
}