/* ═══════════════════════════════════════════════════════
   top1娱乐 - top1体育官网 - 设计系统
   风格：暖阳橙 × 薄荷绿 × 奶油白 | 现代杂志风 + 玻璃态
   ═══════════════════════════════════════════════════════ */

/* ===== 基础重置 ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --cream: #fef9f2;
  --white: #ffffff;
  --warm-orange: #f4845f;
  --coral: #ff6b6b;
  --mint: #52b788;
  --mint-light: #f2faf6;
  --mint-pale: #e8f6ef;
  --deep-brown: #3d2c2c;
  --soft-brown: #6b5b5b;
  --border-soft: #eae5df;
  --border-subtle: rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 8px rgba(61, 44, 44, 0.06);
  --shadow-md: 0 6px 24px rgba(61, 44, 44, 0.08);
  --shadow-lg: 0 12px 40px rgba(61, 44, 44, 0.1);
  --shadow-glow: 0 4px 20px rgba(244, 132, 95, 0.18);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 999px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  overflow-x: hidden;
  background: var(--cream);
  color: var(--deep-brown);
  line-height: 1.7;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

/* ===== 选中样式 ===== */
::selection {
  background: rgba(244, 132, 95, 0.2);
  color: var(--deep-brown);
}

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

.section {
  padding: 80px 0;
  position: relative;
}

.section:nth-child(even) {
  background: var(--mint-light);
  position: relative;
}

.section:nth-child(even)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(82, 183, 136, 0.25), transparent);
}

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(254, 249, 242, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  text-decoration: none;
  color: var(--deep-brown);
  letter-spacing: -0.02em;
  transition: opacity var(--transition);
}

.logo:hover {
  opacity: 0.8;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, #f4845f, #ff9a76);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 3px 10px rgba(244, 132, 95, 0.3);
  transition: transform var(--transition), box-shadow var(--transition);
}

.logo:hover .logo-icon {
  transform: rotate(-6deg) scale(1.05);
  box-shadow: 0 5px 16px rgba(244, 132, 95, 0.4);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--deep-brown);
  position: relative;
  transition: color var(--transition);
  letter-spacing: 0.01em;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--warm-orange);
  border-radius: 2px;
  transition: width var(--transition);
}

.main-nav a:hover {
  color: var(--warm-orange);
}

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

.nav-cta {
  padding: 9px 22px !important;
  border-radius: var(--radius-full) !important;
  color: #fff !important;
  font-weight: 700 !important;
  background: linear-gradient(135deg, #f4845f, #ff6b6b) !important;
  box-shadow: 0 3px 12px rgba(244, 132, 95, 0.3);
  transition: transform var(--transition), box-shadow var(--transition) !important;
  letter-spacing: 0.02em !important;
}

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

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 132, 95, 0.4);
  color: #fff !important;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--deep-brown);
  border-radius: 3px;
  transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  min-height: 70vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  padding-top: 68px;
}

.hero-content {
  max-width: 720px;
  animation: fadeInUp 0.7s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 18px;
  background: rgba(244, 132, 95, 0.1);
  color: var(--warm-orange);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--deep-brown);
}

.hero h1 .highlight {
  background: linear-gradient(135deg, #f4845f, #ff6b6b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.1rem;
  opacity: 0.65;
  max-width: 560px;
  margin-bottom: 32px;
  line-height: 1.8;
  color: var(--soft-brown);
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.9s ease-out;
  aspect-ratio: 4/3;
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(244, 132, 95, 0.08), rgba(82, 183, 136, 0.08));
  pointer-events: none;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.hero-image:hover img {
  transform: scale(1.03);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: var(--radius-full);
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all var(--transition);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-full);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::before {
  opacity: 1;
}

.btn:active {
  transform: scale(0.96);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #f4845f, #ff6b6b);
  box-shadow: 0 4px 16px rgba(244, 132, 95, 0.3);
}

.btn-primary::before {
  background: linear-gradient(135deg, #ff6b6b, #f4845f);
}

.btn-primary:hover {
  box-shadow: 0 7px 24px rgba(244, 132, 95, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--warm-orange);
  color: var(--warm-orange);
}

.btn-outline:hover {
  background: rgba(244, 132, 95, 0.06);
  border-color: #ff6b6b;
  color: #ff6b6b;
  transform: translateY(-2px);
}

.btn-outline::before {
  background: rgba(244, 132, 95, 0.04);
}

/* ===== 标签/标题 ===== */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 12px;
  color: var(--warm-orange);
  text-transform: uppercase;
  position: relative;
  padding-left: 28px;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 2px;
  background: var(--warm-orange);
  border-radius: 1px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 14px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--deep-brown);
  line-height: 1.25;
}

.section-desc {
  max-width: 600px;
  opacity: 0.6;
  margin-bottom: 40px;
  color: var(--soft-brown);
  line-height: 1.8;
  font-size: 1.05rem;
}

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

.category-card {
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border-soft);
  background: var(--white);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #f4845f, #52b788);
  opacity: 0;
  transition: opacity var(--transition);
  border-radius: 0 0 3px 3px;
}

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

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

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(244, 132, 95, 0.12), rgba(255, 107, 107, 0.08));
  color: var(--warm-orange);
  transition: transform var(--transition), box-shadow var(--transition);
}

.category-card:hover .card-icon {
  transform: scale(1.08);
  box-shadow: var(--shadow-glow);
}

.category-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--deep-brown);
}

.category-card p {
  font-size: 0.9rem;
  color: var(--soft-brown);
  opacity: 0.7;
  line-height: 1.6;
  margin-bottom: 16px;
}

.card-link {
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--warm-orange);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}

.card-link:hover {
  gap: 10px;
  color: #ff6b6b;
}

.card-link::after {
  content: '→';
  font-size: 1rem;
  transition: transform var(--transition);
}

.card-link:hover::after {
  transform: translateX(3px);
}

/* ===== 特性块 ===== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(82, 183, 136, 0.06), rgba(244, 132, 95, 0.04));
  pointer-events: none;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

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

.feature-text h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--deep-brown);
  letter-spacing: -0.01em;
}

.feature-text p {
  opacity: 0.65;
  color: var(--soft-brown);
  margin-bottom: 20px;
  line-height: 1.8;
}

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

.feature-list li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: var(--deep-brown);
  font-size: 0.95rem;
}

.feature-list li::before {
  content: '✓';
  font-weight: 700;
  color: var(--mint);
  font-size: 1.1rem;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(82, 183, 136, 0.1);
  border-radius: 50%;
}

/* ===== 数据条 ===== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat-item {
  padding: 28px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--white);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  width: 60%;
  height: 3px;
  background: linear-gradient(90deg, #f4845f, #52b788);
  border-radius: 3px;
  opacity: 0;
  transition: opacity var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.stat-item:hover::after {
  opacity: 1;
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--warm-orange);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-number .suffix {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--mint);
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.55;
  margin-top: 6px;
  color: var(--soft-brown);
  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: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  background: var(--white);
  transition: all var(--transition);
  cursor: pointer;
}

.content-wall-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

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

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

.content-wall-body {
  padding: 20px;
}

.content-wall-body h4 {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--deep-brown);
}

.content-wall-body p {
  font-size: 0.88rem;
  opacity: 0.6;
  color: var(--soft-brown);
  line-height: 1.6;
}

.content-wall-body .meta {
  font-size: 0.78rem;
  color: var(--warm-orange);
  font-weight: 600;
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  overflow: hidden;
  cursor: pointer;
  background: var(--white);
  transition: all var(--transition);
}

.faq-item:hover {
  border-color: rgba(244, 132, 95, 0.3);
  box-shadow: var(--shadow-sm);
}

.faq-item .faq-question {
  padding: 18px 22px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--deep-brown);
  font-size: 1rem;
  transition: color var(--transition);
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--warm-orange);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.open .faq-question {
  color: var(--warm-orange);
}

.faq-item.open .faq-question::after {
  content: '−';
  transform: rotate(180deg);
}

.faq-item .faq-answer {
  padding: 0 22px 18px;
  display: none;
  opacity: 0.6;
  color: var(--soft-brown);
  line-height: 1.8;
  font-size: 0.95rem;
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 0.6;
    transform: translateY(0);
  }
}

/* ===== CTA横幅 ===== */
.cta-banner {
  padding: 60px 24px;
  text-align: center;
  border-radius: var(--radius-xl);
  color: #fff;
  background: linear-gradient(135deg, #f4845f, #ff6b6b, #f4845f);
  background-size: 200% 200%;
  animation: gradientShift 6s ease infinite;
  box-shadow: 0 12px 40px rgba(244, 132, 95, 0.3);
  position: relative;
  overflow: hidden;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  25% {
    background-position: 100% 0%;
  }
  50% {
    background-position: 100% 100%;
  }
  75% {
    background-position: 0% 100%;
  }
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.cta-banner h2 {
  color: #fff;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  position: relative;
}

.cta-banner p {
  opacity: 0.85;
  margin-bottom: 28px;
  font-size: 1.05rem;
  position: relative;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--warm-orange);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  font-weight: 800;
}

.cta-banner .btn-primary:hover {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
  transform: translateY(-3px);
  color: #ff6b6b;
}

/* ===== 页脚 ===== */
.site-footer {
  padding: 56px 0 28px;
  background: #f5ede4;
  color: var(--deep-brown);
  border-top: 1px solid var(--border-soft);
}

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

.footer-brand .logo {
  margin-bottom: 14px;
}

.footer-brand p {
  opacity: 0.6;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--soft-brown);
}

.footer-col h4 {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 16px;
  color: var(--deep-brown);
  letter-spacing: 0.02em;
}

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

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  text-decoration: none;
  color: var(--soft-brown);
  font-size: 0.88rem;
  transition: color var(--transition);
  opacity: 0.7;
}

.footer-col ul li a:hover {
  color: var(--warm-orange);
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(61, 44, 44, 0.08);
  margin-top: 40px;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.5;
  color: var(--soft-brown);
}

/* ===== 工具类 ===== */
.text-accent {
  color: var(--warm-orange);
  font-weight: 600;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.6;
  color: var(--soft-brown);
  font-size: 0.95rem;
  line-height: 1.8;
  text-align: center;
}

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

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

/* ===== 装饰性浮动元素（可选用于section中） ===== */
.section .decorative-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warm-orange);
  opacity: 0.3;
  pointer-events: none;
}

/* ===== 分隔线 ===== */
.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #f4845f, #52b788);
  border-radius: 2px;
  margin: 0 auto 32px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero {
    gap: 36px;
  }

  .hero h1 {
    font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  }

  .feature-block {
    gap: 36px;
  }

  .footer-grid {
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 100px;
    padding-bottom: 40px;
    gap: 32px;
    text-align: center;
  }

  .hero-content {
    order: 1;
    max-width: 100%;
  }

  .hero p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

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

  .hero-image {
    order: 0;
    max-width: 400px;
    margin: 0 auto;
    aspect-ratio: 16/10;
  }

  .feature-block {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .feature-image {
    max-width: 500px;
    margin: 0 auto;
  }

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

  .feature-list li {
    justify-content: center;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    width: 100%;
    background: rgba(254, 249, 242, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 20px 24px;
    flex-direction: column;
    gap: 6px;
    border-bottom: 1px solid var(--border-soft);
    box-shadow: var(--shadow-md);
  }

  .main-nav a {
    display: block;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }

  .main-nav a:hover {
    background: rgba(244, 132, 95, 0.05);
  }

  .main-nav a::after {
    display: none;
  }

  .nav-cta {
    margin-top: 8px;
    text-align: center;
    display: block !important;
    border-radius: var(--radius-md) !important;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
  }

  .section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
  }

  .content-wall {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .header-inner {
    padding: 0 16px;
  }

  .hero {
    padding-top: 90px;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }

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

  .hero-image {
    max-width: 100%;
    aspect-ratio: 3/2;
  }

  .cards-grid,
  .content-wall {
    grid-template-columns: 1fr;
  }

  .stats-bar {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }

  .footer-brand .logo {
    justify-content: center;
  }

  .section {
    padding: 40px 0;
  }

  .section-title {
    font-size: 1.35rem;
  }

  .cta-banner {
    padding: 40px 16px;
    border-radius: var(--radius-lg);
  }

  .cta-banner h2 {
    font-size: 1.4rem;
  }

  .category-card {
    padding: 24px 20px;
  }

  .faq-item .faq-question {
    padding: 14px 16px;
    font-size: 0.9rem;
  }

  .faq-item .faq-answer {
    padding: 0 16px 14px;
    font-size: 0.85rem;
  }

  .btn {
    padding: 11px 22px;
    font-size: 0.88rem;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .site-header,
  .cta-banner,
  .menu-toggle {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

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