/* ==========================================================================
   一元机场 视觉设计系统
   Palette:
   - Sunshine Cream (阳光奶油): #FFF6E6 / #FFFDF8
   - Theme Orange (品牌橙): #FF8C38 / #EA580C / #FFF2E8
   - Enamel Blue (搪瓷蓝): #2563EB / #1D4ED8 / #EFF6FF
   - Meadow Green (青草绿): #10B981 / #059669 / #ECFDF5
   - Tomato Red (番茄红): #EF4444 / #DC2626 / #FEF2F2
   - Wood Brown (温暖棕): #78350F / #B45309 / #FDE68A
   - Text Slate: #1E293B / #475569 / #64748B
   ========================================================================== */

:root {
  --bg-cream: #FFF6E6;
  --bg-cream-soft: #FFFDF8;
  --bg-white: #FFFFFF;
  --bg-card: #FFFFFF;
  --border-warm: #FED7AA;
  --border-subtle: #F3E8D6;

  --cat-orange: #FF8C38;
  --cat-orange-hover: #EA580C;
  --cat-orange-light: #FFF2E8;
  --cat-orange-dark: #C2410C;

  --enamel-blue: #2563EB;
  --enamel-blue-dark: #1E40AF;
  --enamel-blue-light: #EFF6FF;

  --meadow-green: #10B981;
  --meadow-green-dark: #059669;
  --meadow-green-light: #ECFDF5;

  --tomato-red: #EF4444;
  --tomato-red-light: #FEF2F2;

  --wood-brown: #854D0E;
  --wood-dark: #451A03;
  --wood-light: #FEF3C7;

  --text-main: #1F2937;
  --text-muted: #4B5563;
  --text-light: #6B7280;

  --shadow-sm: 0 2px 8px rgba(234, 88, 12, 0.06);
  --shadow-md: 0 8px 24px rgba(234, 88, 12, 0.10);
  --shadow-lg: 0 16px 36px rgba(120, 53, 15, 0.12);
  --shadow-hover: 0 20px 40px rgba(255, 140, 56, 0.22);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 9999px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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-cream);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* Background Pattern Decoration */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(255, 140, 56, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 85% 60%, rgba(37, 99, 235, 0.04) 0%, transparent 45%),
    radial-gradient(circle at 45% 90%, rgba(16, 185, 129, 0.04) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.badge-orange {
  background-color: var(--cat-orange-light);
  color: var(--cat-orange-dark);
  border: 1px solid var(--border-warm);
}

.badge-blue {
  background-color: var(--enamel-blue-light);
  color: var(--enamel-blue);
  border: 1px solid #BFDBFE;
}

.badge-green {
  background-color: var(--meadow-green-light);
  color: var(--meadow-green-dark);
  border: 1px solid #A7F3D0;
}

.badge-red {
  background-color: var(--tomato-red-light);
  color: var(--tomato-red);
  border: 1px solid #FECACA;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  text-align: center;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, #FF994A 0%, #FF7A00 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(255, 122, 0, 0.35);
  border-color: #F97316;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #FF8526 0%, #EA580C 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(234, 88, 12, 0.45);
}

.btn-secondary {
  background-color: var(--bg-white);
  color: var(--text-main);
  border-color: var(--border-warm);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--cat-orange-light);
  border-color: var(--cat-orange);
  color: var(--cat-orange-dark);
  transform: translateY(-2px);
}

.btn-enamel {
  background: linear-gradient(135deg, #3B82F6 0%, #1D4ED8 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.35);
}

.btn-enamel:hover {
  background: linear-gradient(135deg, #2563EB 0%, #1E40AF 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
}

.btn-green {
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.35);
}

.btn-green:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.15rem;
}

/* Pulse animation for CTA */
.pulse-glow {
  animation: pulseGlow 2.5s infinite;
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 122, 0, 0.5);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(255, 122, 0, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 122, 0, 0);
  }
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 246, 230, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--border-warm);
  transition: var(--transition);
}

.top-bar {
  background: linear-gradient(90deg, #FF7A00, #F59E0B, #10B981);
  color: #FFFFFF;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: center;
  padding: 6px 12px;
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

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

.brand-logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #FF8C38, #FF6F00);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: 0 4px 10px rgba(255, 140, 56, 0.35);
  border: 2px solid #FFFFFF;
}

.brand-text h1 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-text p {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link:hover {
  color: var(--cat-orange-dark);
  background-color: rgba(255, 140, 56, 0.12);
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 26px;
  cursor: pointer;
  color: var(--text-main);
}

/* ==========================================================================
   Hero Section - Grocery Store & Chubby Cat
   ========================================================================== */
.hero-section {
  padding: 40px 0 60px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-badge-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.2;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.hero-title .highlight-orange {
  color: #EA580C;
  position: relative;
  display: inline-block;
}

.hero-title .highlight-orange::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 4px;
  width: 100%;
  height: 8px;
  background-color: rgba(255, 140, 56, 0.3);
  z-index: -1;
  border-radius: 4px;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.hero-features-chips {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 10px 0 10px;
}

.feature-chip {
  background-color: var(--bg-white);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.feature-chip:hover {
  transform: translateY(-2px);
  border-color: var(--cat-orange);
  box-shadow: var(--shadow-md);
}

.chip-icon {
  font-size: 1.4rem;
}

.chip-text strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-main);
}

.chip-text span {
  font-size: 0.78rem;
  color: var(--text-light);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 10px;
}

.hero-store-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-top: 10px;
  border-top: 1px dashed var(--border-warm);
  font-size: 0.86rem;
  color: var(--text-muted);
}

.store-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Hero Right: Interactive Cat Counter */
.hero-visual-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-xl);
  border: 3px solid #FED7AA;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.cat-store-header-banner {
  background: linear-gradient(135deg, #FF8C38, #F97316);
  color: #FFFFFF;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
  font-size: 0.92rem;
}

.store-status-badge {
  background: #10B981;
  color: white;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.store-status-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  background-color: #FFFFFF;
  border-radius: 50%;
  animation: blink 1.5s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-illustration-box {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-bottom: 2px solid var(--border-warm);
}

.hero-illustration-box img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-illustration-box:hover img {
  transform: scale(1.02);
}

/* Interactive Cat Counter Widget */
.cat-counter-widget {
  padding: 20px;
  background: #FFFDF8;
}

.counter-intro {
  font-size: 0.88rem;
  color: var(--wood-brown);
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cans-shelf {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}

.can-item {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-md);
  padding: 10px 8px;
  cursor: pointer;
  text-align: center;
  position: relative;
  transition: var(--transition);
  user-select: none;
}

.can-item:hover {
  transform: translateY(-3px);
  border-color: var(--cat-orange);
  box-shadow: 0 6px 14px rgba(255, 140, 56, 0.2);
}

.can-item.active {
  border-color: #EA580C;
  background: #FFF7ED;
  box-shadow: 0 6px 16px rgba(234, 88, 12, 0.25);
  transform: translateY(-4px) scale(1.02);
}

.can-item.active::before {
  content: "已选择当前节点";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #EA580C;
  color: white;
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
  font-weight: 700;
  z-index: 2;
}

.can-lid {
  width: 36px;
  height: 10px;
  background: #CBD5E1;
  border-radius: 5px;
  margin: 0 auto 4px;
  border: 1px solid #94A3B8;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.can-item.active .can-lid {
  transform: translateY(-6px) rotate(-15deg);
  background: #10B981;
}

.can-label-icon {
  font-size: 1.6rem;
  margin-bottom: 2px;
}

.can-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.can-multiplier {
  display: inline-block;
  font-size: 0.7rem;
  background: #FEF3C7;
  color: #B45309;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 700;
  margin-top: 4px;
}

.active-counter-display {
  background: #FFFFFF;
  border: 2px dashed #F59E0B;
  border-radius: var(--radius-md);
  padding: 14px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.counter-cat-status {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cat-face-avatar {
  width: 52px;
  height: 52px;
  background: #FFE4D6;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  border: 2px solid var(--cat-orange);
  position: relative;
  flex-shrink: 0;
  animation: catNod 3s ease-in-out infinite;
}

@keyframes catNod {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(4deg) translateY(-2px); }
}

.cat-dialogue {
  line-height: 1.3;
}

.cat-dialogue p {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--wood-dark);
}

.cat-dialogue span {
  font-size: 0.78rem;
  color: #059669;
  font-weight: 600;
}

.counter-ping-box {
  text-align: right;
  flex-shrink: 0;
}

.ping-tag {
  font-size: 0.7rem;
  color: var(--text-light);
  display: block;
}

.ping-val {
  font-size: 1.4rem;
  font-weight: 900;
  color: #10B981;
  font-family: monospace;
}

.bubble-emitter {
  position: absolute;
  right: 20px;
  top: -10px;
  pointer-events: none;
}

.signal-bubble {
  position: absolute;
  width: 10px;
  height: 10px;
  background: rgba(16, 185, 129, 0.7);
  border-radius: 50%;
  animation: floatBubble 2s infinite ease-out;
}

.signal-bubble:nth-child(2) {
  width: 6px;
  height: 6px;
  right: -8px;
  animation-delay: 0.6s;
}

.signal-bubble:nth-child(3) {
  width: 8px;
  height: 8px;
  right: 10px;
  animation-delay: 1.2s;
}

@keyframes floatBubble {
  0% { transform: translateY(0) scale(0.6); opacity: 0; }
  50% { opacity: 0.9; }
  100% { transform: translateY(-40px) scale(1.4); opacity: 0; }
}

.counter-action-row {
  margin-top: 14px;
}

.counter-action-row .btn {
  width: 100%;
}

/* ==========================================================================
   Section Common Styles
   ========================================================================== */
.section {
  padding: 80px 0;
  position: relative;
}

.section-alt {
  background-color: var(--bg-cream-soft);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}

.section-header .badge {
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Core Advantages (核心优势)
   ========================================================================== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  background: var(--bg-white);
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.advantage-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, #FF8C38, #F59E0B);
  opacity: 0;
  transition: var(--transition);
}

.advantage-card:hover {
  transform: translateY(-6px);
  border-color: var(--cat-orange);
  box-shadow: var(--shadow-md);
}

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

.adv-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  background-color: var(--cat-orange-light);
  border: 2px solid var(--border-warm);
}

.adv-icon-blue { background-color: var(--enamel-blue-light); border-color: #BFDBFE; }
.adv-icon-green { background-color: var(--meadow-green-light); border-color: #A7F3D0; }
.adv-icon-red { background-color: var(--tomato-red-light); border-color: #FECACA; }

.advantage-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.advantage-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.adv-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 10px;
}

.adv-tag-item {
  font-size: 0.75rem;
  font-weight: 600;
  background: #F8FAFC;
  color: #475569;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid #E2E8F0;
}

/* ==========================================================================
   Pricing Packages (精选套餐价格)
   ========================================================================== */
.pricing-switcher-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.pricing-switcher {
  display: inline-flex;
  background-color: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-pill);
  padding: 4px;
  box-shadow: var(--shadow-sm);
}

.switcher-btn {
  background: transparent;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.switcher-btn.active {
  background: linear-gradient(135deg, #FF8C38, #FF6F00);
  color: #FFFFFF;
  box-shadow: 0 4px 10px rgba(255, 140, 56, 0.3);
}

.pricing-discount-badge {
  background-color: #EF4444;
  color: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

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

.pricing-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-xl);
  padding: 30px 20px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: var(--cat-orange);
  box-shadow: var(--shadow-hover);
}

.pricing-card.popular {
  border: 3px solid #FF8C38;
  background: linear-gradient(180deg, #FFFFFF 0%, #FFFDF9 100%);
  transform: scale(1.03);
  z-index: 2;
}

.pricing-card.popular:hover {
  transform: scale(1.05) translateY(-6px);
}

.popular-ribbon {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #FF7A00, #EA580C);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 8px rgba(234, 88, 12, 0.3);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.pricing-head {
  text-align: center;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border-warm);
  margin-bottom: 20px;
}

.can-icon-badge {
  font-size: 2.4rem;
  margin-bottom: 6px;
}

.pricing-head h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.pricing-head .pkg-subtitle {
  font-size: 0.82rem;
  color: var(--text-light);
}

.price-display {
  margin: 16px 0 6px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.price-currency {
  font-size: 1.2rem;
  font-weight: 700;
  color: #EA580C;
}

.price-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: #EA580C;
  line-height: 1;
}

.price-period {
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 600;
}

.price-extra-tip {
  font-size: 0.76rem;
  color: var(--cat-orange-dark);
  background: var(--cat-orange-light);
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  font-weight: 600;
}

.pricing-features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
  flex-grow: 1;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.feature-item strong {
  color: var(--text-main);
}

.feature-item .check-icon {
  color: #10B981;
  font-weight: bold;
  font-size: 1rem;
  line-height: 1.2;
}

.pricing-cta {
  margin-top: auto;
}

.pricing-cta .btn {
  width: 100%;
}

.pricing-guarantee-note {
  text-align: center;
  margin-top: 36px;
  font-size: 0.92rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* ==========================================================================
   Target Audience (适合人群)
   ========================================================================== */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.audience-card {
  background: var(--bg-white);
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}

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

.audience-avatar {
  font-size: 2.6rem;
  margin-bottom: 12px;
}

.audience-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.audience-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Tutorial Hub (Clash / Clash Party 教程站)
   ========================================================================== */
.tutorial-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.tutorial-media {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 3px solid var(--border-warm);
  box-shadow: var(--shadow-md);
  position: relative;
}

.tutorial-media img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s ease;
}

.tutorial-media:hover img {
  transform: scale(1.02);
}

.tutorial-steps-container {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.step-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
}

.step-card:hover {
  border-color: var(--cat-orange);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.step-number {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #FF8C38, #EA580C);
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.step-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.step-info p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Client tabs */
.clients-download-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.client-dl-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: center;
  transition: var(--transition);
}

.client-dl-card:hover {
  transform: translateY(-4px);
  border-color: var(--enamel-blue);
  box-shadow: var(--shadow-sm);
}

.client-logo {
  font-size: 2.2rem;
}

.client-dl-card h4 {
  font-size: 1rem;
  font-weight: 700;
}

.client-dl-card p {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ==========================================================================
   Reviews / Testimonials (常客留言墙)
   ========================================================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.review-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
  position: relative;
}

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

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

.reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #FED7AA;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.reviewer-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.reviewer-info span {
  font-size: 0.78rem;
  color: var(--text-light);
}

.review-stars {
  color: #F59E0B;
  font-size: 0.9rem;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.review-tag {
  font-size: 0.74rem;
  color: var(--cat-orange-dark);
  background: var(--cat-orange-light);
  padding: 3px 8px;
  border-radius: 4px;
  align-self: flex-start;
  font-weight: 600;
}

/* ==========================================================================
   FAQ Section (常见问题手风琴)
   ========================================================================== */
.faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--cat-orange);
}

.faq-item.active {
  border-color: #EA580C;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 18px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.faq-icon-arrow {
  width: 28px;
  height: 28px;
  background: var(--bg-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--cat-orange);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon-arrow {
  transform: rotate(180deg);
  background: #EA580C;
  color: #FFFFFF;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  padding: 0 24px 20px;
  max-height: 600px;
}

/* ==========================================================================
   Article Hub & Cards (文章目录)
   ========================================================================== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.article-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: var(--cat-orange);
  box-shadow: var(--shadow-md);
}

.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.8rem;
  color: var(--text-light);
}

.article-card-tag {
  background: var(--cat-orange-light);
  color: var(--cat-orange-dark);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.75rem;
}

.article-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--text-main);
  margin-bottom: 10px;
}

.article-card-title a:hover {
  color: #EA580C;
}

.article-card-summary {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px dashed var(--border-warm);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cat-orange-dark);
}

.article-read-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: transform 0.2s;
}

.article-card:hover .article-read-btn {
  transform: translateX(4px);
}

/* ==========================================================================
   Article Detail Page Layout
   ========================================================================== */
.article-header-banner {
  background: linear-gradient(180deg, rgba(255, 140, 56, 0.12) 0%, rgba(255, 246, 230, 0) 100%);
  padding: 40px 0 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.breadcrumbs a:hover {
  color: var(--cat-orange-dark);
}

.breadcrumbs .sep {
  color: #CBD5E1;
}

.article-main-title {
  font-size: 2.3rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 16px;
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.88rem;
  color: var(--text-light);
  flex-wrap: wrap;
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-container {
  display: grid;
  grid-template-columns: 2.7fr 1fr;
  gap: 40px;
  padding: 50px 0;
}

.article-body {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow-sm);
  font-size: 1.05rem;
  line-height: 1.85;
  color: #2D3748;
}

.article-body h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-warm);
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 24px 0 12px;
}

.article-body p {
  margin-bottom: 18px;
}

.article-body ul, .article-body ol {
  margin: 16px 0 20px 24px;
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body strong {
  color: #0F172A;
}

/* Callout Box inside article */
.article-callout {
  background: var(--bg-cream-soft);
  border-left: 5px solid var(--cat-orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 18px 22px;
  margin: 24px 0;
  border-top: 1px solid var(--border-warm);
  border-right: 1px solid var(--border-warm);
  border-bottom: 1px solid var(--border-warm);
}

.article-callout.tip {
  border-left-color: #10B981;
  background: #F0FDF4;
}

.article-callout.warning {
  border-left-color: #EF4444;
  background: #FEF2F2;
}

.article-callout h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Article Comparison Table */
.article-table-wrap {
  overflow-x: auto;
  margin: 24px 0;
}

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

.article-table th {
  background-color: #FED7AA;
  color: #78350F;
  font-weight: 800;
  padding: 12px 16px;
  border: 1px solid #FDBA74;
}

.article-table td {
  padding: 12px 16px;
  border: 1px solid var(--border-warm);
  background-color: #FFFFFF;
}

.article-table tr:nth-child(even) td {
  background-color: #FFFDF8;
}

/* Inline In-Article CTA Banner */
.article-cta-box {
  background: linear-gradient(135deg, #FFF7ED 0%, #FFEDD5 100%);
  border: 2px dashed #EA580C;
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin: 36px 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.article-cta-box h3 {
  margin: 0;
  font-size: 1.35rem;
  color: #78350F;
}

.article-cta-box p {
  margin: 0;
  font-size: 0.95rem;
  color: #9A3412;
}

/* Article Sidebar */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.sidebar-card h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--border-warm);
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
}

.toc-list a {
  color: var(--text-muted);
  display: block;
  padding: 4px 8px;
  border-radius: 6px;
  transition: var(--transition);
}

.toc-list a:hover {
  background: var(--cat-orange-light);
  color: var(--cat-orange-dark);
  font-weight: 600;
  transform: translateX(4px);
}

.related-articles-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.related-item a {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  display: block;
}

.related-item a:hover {
  color: #EA580C;
}

.related-item span {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: #2D1808;
  color: #F8FAFC;
  padding: 60px 0 30px;
  position: relative;
  border-top: 4px solid var(--cat-orange);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-desc {
  font-size: 0.9rem;
  color: #CBD5E1;
  line-height: 1.7;
}

.footer-links-col h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FED7AA;
  margin-bottom: 18px;
}

.footer-links-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.9rem;
}

.footer-links-col a {
  color: #CBD5E1;
}

.footer-links-col a:hover {
  color: #FF8C38;
  transform: translateX(3px);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #94A3B8;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-legal-links {
  display: flex;
  gap: 18px;
}

.footer-legal-links a:hover {
  color: #FFFFFF;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tutorial-layout {
    grid-template-columns: 1fr;
  }
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.1rem;
  }
  .hero-features-chips {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  .audience-grid {
    grid-template-columns: 1fr;
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
  .clients-download-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}