/* ==========================================================================
   龙猫云 (TotoroCloud) - 极致高速网络加速器/代理服务 落地页样式表
   纯原生 CSS - 秒开级性能, 极简设计, 极致视觉
   ========================================================================== */

:root {
  --bg-dark: #090d16;
  --bg-card: rgba(18, 24, 40, 0.75);
  --bg-card-hover: rgba(28, 36, 58, 0.85);
  --bg-header: rgba(9, 13, 22, 0.85);
  
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --secondary: #a855f7;
  --accent: #06b6d4;
  --pink: #ec4899;
  
  --gradient-main: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #06b6d4 100%);
  --gradient-btn: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  --gradient-btn-hover: linear-gradient(135deg, #6366f1 0%, #9333ea 100%);
  --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --border-light: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(99, 102, 241, 0.3);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.35);
  
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

/* Reset & Base Settings */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-family);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  position: relative;
}

/* Background Atmosphere */
body::before {
  content: '';
  position: fixed;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(168, 85, 247, 0.1) 40%, rgba(9, 13, 22, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -10%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, rgba(9, 13, 22, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Header Navbar */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: var(--bg-header);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  padding: 16px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-main);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.logo-text {
  background: linear-gradient(135deg, #ffffff 30%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--text-main);
}

/* CTA Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
  background: var(--gradient-btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.6);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 17px;
  font-weight: 700;
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* Section Title Styling */
.section-title-wrap {
  text-align: center;
  margin-bottom: 56px;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--primary-light);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 640px;
  margin: 0 auto;
}

/* Hero Section - 动漫二次元风 左右分布布局 */
.hero {
  padding: 80px 0 60px;
  position: relative;
}

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

.hero-left {
  text-align: left;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: var(--radius-full);
  font-size: 14px;
  color: #f472b6;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 15px rgba(236, 72, 153, 0.2);
}

.hero-badge span {
  color: #38bdf8;
  font-weight: 700;
}

.hero-headline {
  font-size: 52px;
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 10px rgba(168, 85, 247, 0.3));
}

.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 36px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

/* 动态图卡区域 (Hero Right) */
.hero-right {
  position: relative;
}

.hero-dynamic-wrapper {
  position: relative;
  width: 100%;
}

.anime-main-card {
  background: linear-gradient(135deg, rgba(24, 30, 52, 0.95) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(168, 85, 247, 0.25);
  backdrop-filter: blur(16px);
  animation: floatCard 6s ease-in-out infinite;
  position: relative;
  z-index: 2;
}

.anime-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.anime-mascot {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 17px;
}

.mascot-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ec4899 0%, #a855f7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 0 15px rgba(236, 72, 153, 0.5);
}

.status-badge-live {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
  font-size: 13px;
  font-weight: 600;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: pulseDot 1.8s ease-in-out infinite;
}

/* 节点动态进度与数据 */
.speed-meter {
  margin-bottom: 20px;
}

.speed-info {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.speed-val {
  color: #38bdf8;
  font-weight: 800;
}

.speed-bar-bg {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.speed-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #a855f7, #ec4899, #06b6d4);
  border-radius: var(--radius-full);
  width: 85%;
  animation: speedBar 4s ease-in-out infinite;
}

.nodes-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.node-mini-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.node-flag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.node-ping {
  color: #34d399;
  font-weight: 700;
  font-size: 12px;
}

/* 浮动微型悬浮卡片 */
.floating-card-1 {
  position: absolute;
  top: -20px;
  right: -20px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(236, 72, 153, 0.4);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  color: #f472b6;
  box-shadow: 0 10px 25px rgba(236, 72, 153, 0.3);
  backdrop-filter: blur(10px);
  animation: floatBadge 4.5s ease-in-out infinite;
  z-index: 3;
}

.floating-card-2 {
  position: absolute;
  bottom: -24px;
  left: -20px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(6, 182, 212, 0.4);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  color: #22d3ee;
  box-shadow: 0 10px 25px rgba(6, 182, 212, 0.3);
  backdrop-filter: blur(10px);
  animation: floatBadge 5.5s ease-in-out infinite reverse;
  z-index: 3;
}

/* Keyframes 动态效果 */
@keyframes floatCard {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(0.8deg); }
}

@keyframes floatBadge {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
}

@keyframes speedBar {
  0% { width: 50%; }
  50% { width: 92%; }
  100% { width: 50%; }
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 40px auto 0;
  padding: 24px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}

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

.stat-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* Core Advantages Section (3 Cards) */
.advantages {
  padding: 80px 0;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

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

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 24px;
  color: var(--primary-light);
}

.card-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.card-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
}

.card-list {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  list-style: none;
}

.card-list li {
  font-size: 14px;
  color: #cbd5e1;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-list li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 800;
}

/* Streaming & AI Cards */
.ecosystem {
  padding: 80px 0;
  background: rgba(255, 255, 255, 0.015);
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.eco-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(12px);
}

.eco-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.eco-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}

.eco-icon.media {
  background: rgba(236, 72, 153, 0.15);
  border: 1px solid rgba(236, 72, 153, 0.3);
  color: var(--pink);
}

.eco-icon.ai {
  background: rgba(6, 182, 212, 0.15);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--accent);
}

.eco-title {
  font-size: 22px;
  font-weight: 700;
}

.eco-subtitle {
  font-size: 14px;
  color: var(--text-muted);
}

.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.tag-item {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 14px;
  font-weight: 500;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s ease;
}

.tag-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.tag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
}

/* Pricing Table Section */
.pricing {
  padding: 90px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}

.price-card.popular {
  border-color: var(--primary);
  background: rgba(24, 30, 52, 0.9);
  box-shadow: 0 10px 40px -10px rgba(99, 102, 241, 0.4);
  transform: scale(1.03);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-main);
  color: #ffffff;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.4);
}

.plan-name {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
  min-height: 40px;
}

.price-amount {
  font-size: 44px;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 4px;
}

.price-unit {
  font-size: 15px;
  color: var(--text-dim);
  font-weight: 400;
}

.price-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 24px 0;
}

.features-list {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.features-list li {
  font-size: 14px;
  color: #cbd5e1;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.features-list li.disabled {
  color: var(--text-dim);
  text-decoration: line-through;
}

.features-list .check {
  color: #10b981;
  font-weight: bold;
}

.features-list .cross {
  color: #ef4444;
}

/* User Reviews Section */
.reviews {
  padding: 80px 0;
  background: rgba(255, 255, 255, 0.01);
}

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

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(12px);
}

.review-stars {
  color: #f59e0b;
  font-size: 16px;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 15px;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 20px;
  font-style: italic;
}

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

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: #fff;
}

.reviewer-info h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.reviewer-info p {
  font-size: 13px;
  color: var(--text-muted);
}

/* FAQ Section */
.faq {
  padding: 80px 0 100px;
}

.faq-grid {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.faq-item details {
  padding: 20px 24px;
}

.faq-item summary {
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 22px;
  font-weight: 400;
  color: var(--primary-light);
  transition: transform 0.25s ease;
}

.faq-item details[open] summary::after {
  content: '−';
  transform: rotate(180deg);
}

.faq-answer {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
}

/* Footer Section - Pure & Minimalist as per prompt requirements */
.site-footer {
  background: #05080f;
  border-top: 1px solid var(--border-light);
  padding: 40px 0;
  text-align: center;
}

.footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-bottom: 24px;
}

.footer-link {
  color: var(--text-muted);
  font-size: 16px;
  font-weight: 600;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

.copyright {
  color: var(--text-dim);
  font-size: 13px;
}

/* Content Pages (About, Terms, Privacy, Sitemap) */
.page-container {
  padding: 60px 0 100px;
  max-width: 900px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 24px;
}

.page-title {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-content {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(12px);
  line-height: 1.8;
}

.page-content h2 {
  font-size: 22px;
  color: var(--text-main);
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content p {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 16px;
}

.page-content ul {
  color: var(--text-muted);
  margin-left: 20px;
  margin-bottom: 20px;
  font-size: 15px;
}

.page-content li {
  margin-bottom: 8px;
}

.back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  color: var(--primary-light);
  font-size: 14px;
  font-weight: 600;
}

.back-home:hover {
  color: #ffffff;
}

/* Responsive Media Queries - 移动端完美响应式适配 */
@media (max-width: 1024px) {
  .hero-headline {
    font-size: 42px;
  }
  .advantages-grid, .pricing-grid, .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .price-card.popular {
    transform: none;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  .site-header {
    padding: 12px 0;
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
  }

  .logo {
    font-size: 19px;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }

  .nav-links {
    display: none; /* 移动端隐藏冗长导航，突出右上角与 Hero 的 CTA 注册按钮 */
  }

  /* Hero 区域移动端优化 */
  .hero {
    padding: 40px 0 30px;
  }

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

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

  .hero-badge {
    font-size: 12px;
    padding: 6px 14px;
    width: 100%;
    justify-content: center;
    box-sizing: border-box;
  }

  .hero-headline {
    font-size: 28px;
    line-height: 1.25;
    margin-bottom: 16px;
  }

  .hero-sub {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 28px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
    width: 100%;
    margin-bottom: 36px;
  }

  /* 触摸优化按钮：适应手指点击 */
  .btn {
    width: 100%;
    min-height: 48px;
    padding: 14px 20px;
    font-size: 16px; /* 防止 iOS 自动缩放 */
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
  }

  .btn:active {
    transform: scale(0.98);
    opacity: 0.9;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 16px;
  }

  .stat-num {
    font-size: 22px;
  }

  .stat-label {
    font-size: 12px;
  }

  /* 所有模块网格手机端 100% 强制单栏显示 */
  .advantages-grid, 
  .eco-grid, 
  .pricing-grid, 
  .reviews-grid {
    grid-template-columns: 1fr !important;
    gap: 20px;
  }

  .card, .eco-card, .price-card, .review-card {
    padding: 24px 20px;
  }

  .section-title-wrap {
    margin-bottom: 36px;
  }

  .section-title {
    font-size: 24px;
  }

  .section-subtitle {
    font-size: 14px;
  }

  .card-title, .eco-title, .plan-name {
    font-size: 20px;
  }

  .price-amount {
    font-size: 36px;
  }

  /* 页脚移动端触摸优化 */
  .site-footer {
    padding: 32px 0;
  }

  .footer-nav {
    flex-direction: column;
    gap: 12px;
  }

  .footer-link {
    display: inline-block;
    padding: 10px 20px;
    font-size: 16px;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
  }

  /* 单独内容页响应式优化 */
  .page-container {
    padding: 30px 0 60px;
  }

  .page-title {
    font-size: 26px;
  }

  .page-content {
    padding: 24px 18px;
  }

  .page-content h2 {
    font-size: 18px;
    margin: 24px 0 12px;
  }

  .page-content p, .page-content ul {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: 1fr !important;
  }
  
  .header-inner {
    justify-content: center;
  }
  
  .site-header .btn {
    width: 100%;
    margin-top: 4px;
  }
}