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

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  overflow-x: hidden;
  background: #FAF7F2;
  color: #1A1A1A;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(255, 77, 48, 0.2);
  color: #1A1A1A;
}

/* 核心布局 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section:nth-child(even) {
  background: #FFF9F0;
}

/* 导航 — 固定顶部 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(250, 247, 242, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.4rem;
  text-decoration: none;
  color: #1A1A1A;
  letter-spacing: -0.5px;
  transition: 0.2s;
}

.logo:hover {
  opacity: 0.8;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF4D30, #FF9A3D);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: #fff;
  box-shadow: 0 4px 16px rgba(255, 77, 48, 0.35);
  position: relative;
}

.logo-icon::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 2px solid rgba(255, 77, 48, 0.2);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.4); opacity: 0; }
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: #4A4A4A;
  transition: 0.25s;
  position: relative;
  padding: 4px 0;
}

.main-nav a:hover {
  color: #FF4D30;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2.5px;
  border-radius: 2px;
  background: linear-gradient(90deg, #FF4D30, #FFC93C);
  transition: width 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 26px;
  border-radius: 50px;
  background: linear-gradient(135deg, #FF4D30, #FF9A3D);
  color: #fff !important;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(255, 77, 48, 0.3);
  transition: 0.3s;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 77, 48, 0.45);
}

.nav-cta::after {
  display: none;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 12px;
  background: #1A1A1A;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: 0.2s;
}

.menu-toggle:hover {
  background: #FF4D30;
}

/* 首页Hero */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 72px;
  padding-bottom: 60px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -120px;
  width: 550px;
  height: 550px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 77, 48, 0.1), rgba(255, 201, 60, 0.15));
  z-index: 0;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 184, 169, 0.08), transparent 70%);
  z-index: 0;
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 620px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: 50px;
  background: linear-gradient(135deg, #FF4D30, #FF9A3D);
  color: #fff;
  margin-bottom: 24px;
  letter-spacing: 1px;
  box-shadow: 0 4px 14px rgba(255, 77, 48, 0.3);
  animation: fadeInUp 0.8s ease both;
}

.hero-eyebrow::before {
  content: '▶';
  font-size: 0.65rem;
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 950;
  letter-spacing: -2.5px;
  color: #1A1A1A;
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, #FF4D30 20%, #FF9A3D 60%, #FFC93C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.7;
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.9;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-image {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(26, 26, 26, 0.12);
  position: relative;
  animation: fadeInScale 1s ease 0.4s both;
}

.hero-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(26, 26, 26, 0.3), transparent 40%);
  z-index: 1;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-image .play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.hero-image .play-overlay span {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #FF4D30;
  box-shadow: 0 8px 32px rgba(26, 26, 26, 0.2);
  transition: 0.3s;
}

.hero-image .play-overlay span:hover {
  transform: scale(1.15);
  background: #fff;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(32px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  font-size: 0.95rem;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #FF4D30, #FF9A3D);
  color: #fff;
  box-shadow: 0 6px 20px rgba(255, 77, 48, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 36px rgba(255, 77, 48, 0.5);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-outline {
  background: transparent;
  border: 2px solid #1A1A1A;
  color: #1A1A1A;
}

.btn-outline:hover {
  background: #1A1A1A;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(26, 26, 26, 0.2);
}

/* 标签/标题 */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #FF4D30;
  margin-bottom: 16px;
  transition: 0.2s;
}

.section-label::before {
  content: '▶';
  font-size: 0.6rem;
}

.section-title {
  font-size: 2.4rem;
  margin-bottom: 16px;
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.3;
  color: #1A1A1A;
}

.section-desc {
  max-width: 620px;
  opacity: 0.7;
  margin-bottom: 48px;
  line-height: 1.9;
}

/* 卡片网格 */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.category-card {
  border-radius: 20px;
  padding: 32px;
  background: #fff;
  border: 1px solid rgba(26, 26, 26, 0.05);
  box-shadow: 0 4px 16px rgba(26, 26, 26, 0.03);
  transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, #FF4D30, #FFC93C, #00B8A9);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.category-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(255, 77, 48, 0.05);
  transition: 0.4s;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(255, 77, 48, 0.12);
  border-color: rgba(255, 77, 48, 0.15);
}

.category-card:hover::before {
  transform: scaleX(1);
}

.category-card:hover::after {
  transform: scale(2);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #FFF0EB, #FFE3D6);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  transition: 0.4s;
}

.category-card:hover .card-icon {
  transform: scale(1.1) rotate(-8deg);
}

.card-link {
  font-weight: 800;
  font-size: 0.88rem;
  text-decoration: none;
  color: #FF4D30;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  transition: 0.3s;
}

.card-link:hover {
  gap: 12px;
}

/* 特性块 */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-image {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(26, 26, 26, 0.1);
  position: relative;
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(255, 77, 48, 0.06));
  pointer-events: none;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.feature-block:hover .feature-image img {
  transform: scale(1.04);
}

.feature-text {
  position: relative;
}

.feature-text h3 {
  font-size: 1.6rem;
  font-weight: 850;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
  line-height: 1.4;
}

.feature-text > p {
  opacity: 0.7;
  margin-bottom: 28px;
  line-height: 1.9;
}

.feature-list {
  list-style: none;
}

.feature-list li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: 0.2s;
}

.feature-list li:hover {
  transform: translateX(4px);
}

.feature-list li::before {
  content: '✓';
  font-weight: 900;
  color: #00B8A9;
  background: rgba(0, 184, 169, 0.12);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* 数据条 */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  padding: 36px 24px;
  border-radius: 24px;
  background: #fff;
  border: 1px solid rgba(26, 26, 26, 0.05);
  transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.stat-item::after {
  content: '';
  position: absolute;
  bottom: -30px;
  right: -30px;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 77, 48, 0.08), rgba(255, 201, 60, 0.08));
  transition: 0.4s;
}

.stat-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(26, 26, 26, 0.08);
}

.stat-item:hover::after {
  transform: scale(1.6);
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 950;
  background: linear-gradient(135deg, #FF4D30, #FF9A3D);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -2px;
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.88rem;
  opacity: 0.6;
  margin-top: 8px;
  font-weight: 500;
}

/* 内容墙 */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.content-wall-item {
  border-radius: 20px;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(26, 26, 26, 0.05);
  transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}

.content-wall-item:hover {
  transform: translateY(-8px) rotate(-1deg);
  box-shadow: 0 20px 48px rgba(26, 26, 26, 0.12);
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: 0.5s;
}

.content-wall-item:hover img {
  transform: scale(1.06);
}

.content-wall-body {
  padding: 24px;
}

.content-wall-body h4 {
  font-size: 1.05rem;
  font-weight: 750;
  margin-bottom: 8px;
  line-height: 1.4;
  transition: 0.2s;
}

.content-wall-item:hover .content-wall-body h4 {
  color: #FF4D30;
}

.content-wall-body p {
  font-size: 0.85rem;
  opacity: 0.6;
  line-height: 1.7;
}

.content-wall-body .play-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #FF4D30;
  margin-top: 14px;
  transition: 0.2s;
}

.content-wall-body .play-badge::before {
  content: '▶';
  font-size: 0.6rem;
}

.content-wall-item:hover .play-badge {
  gap: 10px;
}

/* FAQ */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid rgba(26, 26, 26, 0.07);
  border-radius: 16px;
  margin-bottom: 12px;
  overflow: hidden;
  cursor: pointer;
  background: #fff;
  transition: 0.3s;
}

.faq-item:hover {
  border-color: rgba(255, 77, 48, 0.25);
  box-shadow: 0 8px 20px rgba(26, 26, 26, 0.06);
}

.faq-item .faq-question {
  padding: 22px 26px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  transition: 0.3s;
}

.faq-item:hover .faq-question {
  color: #FF4D30;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: #FF4D30;
  transition: 0.35s transform;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-item .faq-answer {
  padding: 0 26px 24px;
  display: none;
  opacity: 0.7;
  font-size: 0.9rem;
  line-height: 1.9;
}

.faq-item.open .faq-answer {
  display: block;
  animation: fadeInUp 0.35s ease;
}

/* CTA横幅 */
.cta-banner {
  padding: 72px 32px 64px;
  text-align: center;
  border-radius: 24px;
  background: linear-gradient(135deg, #FF4D30 0%, #FF8A3D 50%, #FFC93C 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 56px rgba(255, 77, 48, 0.35);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  animation: float 6s infinite ease-in-out alternate;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  animation: float 8s infinite ease-in-out alternate-reverse;
}

@keyframes float {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(-20px) scale(1.1); }
}

.cta-banner h2 {
  color: #fff;
  font-size: 2.2rem;
  font-weight: 950;
  letter-spacing: -1px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  position: relative;
  z-index: 1;
  opacity: 0.92;
  font-size: 1.05rem;
  margin-bottom: 36px;
  line-height: 1.8;
}

.cta-banner .btn-primary {
  background: #fff;
  color: #FF4D30;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
  font-size: 1rem;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.22);
}

/* 页脚 */
.site-footer {
  padding: 72px 0 32px;
  background: #FFF9F0;
  border-top: 1px solid rgba(26, 26, 26, 0.06);
  color: #1A1A1A;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand h3 {
  font-size: 1.5rem;
  font-weight: 950;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand p {
  opacity: 0.6;
  font-size: 0.85rem;
  line-height: 1.9;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  margin-bottom: 18px;
  color: rgba(26, 26, 26, 0.5);
  position: relative;
  display: inline-block;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 32px;
  height: 2.5px;
  border-radius: 2px;
  background: linear-gradient(90deg, #FF4D30, #FFC93C);
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 4px;
}

.footer-col a {
  color: rgba(26, 26, 26, 0.65);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 2.1;
  transition: 0.25s;
  position: relative;
}

.footer-col a:hover {
  color: #FF4D30;
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(26, 26, 26, 0.08);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.footer-bottom small:last-child {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* 工具类 */
.text-accent {
  color: #FF4D30;
}

.text-center {
  text-align: center;
}

.seo-description {
  max-width: 620px;
  margin: 0 auto 48px;
  opacity: 0.7;
  text-align: center;
  line-height: 1.9;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ⚠️ 响应式 */
@media (max-width: 992px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero {
    min-height: auto;
    padding-top: 110px;
    padding-bottom: 80px;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    max-width: 560px;
    margin: 0 auto;
  }

  .section {
    padding: 80px 0;
  }

  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .feature-block {
    grid-template-columns: 1fr;
  }

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

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

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #FAF7F2;
    padding: 24px;
    box-shadow: 0 20px 48px rgba(26, 26, 26, 0.12);
    border-radius: 0 0 24px 24px;
    gap: 16px;
    align-items: flex-start;
  }

  .main-nav.open a {
    width: 100%;
    padding: 10px;
    font-size: 1rem;
  }

  .main-nav.open .nav-cta {
    text-align: center;
    margin-top: 8px;
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .cta-banner {
    padding: 52px 24px 48px;
  }

  .cta-banner h2 {
    font-size: 1.8rem;
  }

  .hero-image .play-overlay span {
    width: 60px;
    height: 60px;
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .cards-grid,
  .content-wall,
  .stats-bar {
    grid-template-columns: 1fr;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

  .section {
    padding: 60px 0;
  }

  .hero h1 {
    font-size: 1.9rem;
    letter-spacing: -1px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .hero .container {
    padding: 0 20px;
  }

  .stats-bar {
    gap: 12px;
  }

  .stat-item {
    padding: 24px 16px;
  }

  .stat-number {
    font-size: 2rem;
  }

  .footer-grid {
    gap: 32px;
  }

  .cta-banner .btn-primary {
    width: 100%;
    justify-content: center;
  }

  .feature-block {
    gap: 40px;
  }

  .hero-buttons .btn {
    width: 100%;
  }
}

/* 滚动条 — 细节打磨 */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #FAF7F2;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #FF4D30, #FF9A3D);
  border-radius: 10px;
  border: 2px solid #FAF7F2;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #FF9A3D, #FFC93C);
}

/* 焦点可见无障碍 */
:focus-visible {
  outline: 3px solid rgba(255, 77, 48, 0.4);
  outline-offset: 2px;
  border-radius: 4px;
}