:root {
  /* Anime Light Blue Palette */
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-dark: #075985;
  --primary-light: #f0f9ff;
  --primary-border: #bae6fd;
  --primary-glow: rgba(56, 189, 248, 0.45);
  
  --accent-cyan: #38bdf8;
  --accent-sky: #7dd3fc;
  --accent-indigo: #818cf8;
  --accent-sakura: #fbcfe8;
  
  --text-main: #0c4a6e;
  --text-title: #0369a1;
  --text-muted: #334155;
  --text-light: #64748b;
  
  --bg-body: #f8fafc;
  --bg-alt: #f0f9ff;
  --bg-card: rgba(255, 255, 255, 0.94);
  --border-color: #e0f2fe;
  --border-focus: #7dd3fc;
  
  --tag-bg: #e0f2fe;
  --tag-text: #0369a1;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 2px 6px rgba(56, 189, 248, 0.08);
  --shadow-md: 0 10px 28px -4px rgba(2, 132, 199, 0.14), 0 4px 12px -2px rgba(56, 189, 248, 0.08);
  --shadow-hover: 0 18px 40px -6px rgba(2, 132, 199, 0.24), 0 8px 18px -4px rgba(56, 189, 248, 0.16);
  --shadow-glow: 0 0 24px rgba(56, 189, 248, 0.38);
  
  --max-width: 1160px;
  --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  
  /* In-code Anime Scenic Sky Artwork */
  --anime-sky-bg: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 640' preserveAspectRatio='xMidYMid slice'%3E%3Cdefs%3E%3ClinearGradient id='skyGrad' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%23dbeafe'/%3E%3Cstop offset='45%25' stop-color='%23f0f9ff'/%3E%3Cstop offset='100%25' stop-color='%23e0e7ff'/%3E%3C/linearGradient%3E%3ClinearGradient id='cloudGrad' x1='0%25' y1='0%25' x2='0%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%23ffffff' stop-opacity='0.95'/%3E%3Cstop offset='100%25' stop-color='%23bae6fd' stop-opacity='0.6'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='100%25' height='100%25' fill='url(%23skyGrad)'/%3E%3C!-- Anime Star Shimmers --%3E%3Ccircle cx='140' cy='80' r='3' fill='%2338bdf8' opacity='0.7'/%3E%3Ccircle cx='380' cy='150' r='2' fill='%2338bdf8' opacity='0.6'/%3E%3Ccircle cx='720' cy='70' r='4' fill='%2360a5fa' opacity='0.5'/%3E%3Ccircle cx='1060' cy='130' r='3' fill='%2338bdf8' opacity='0.7'/%3E%3Ccircle cx='1340' cy='60' r='2.5' fill='%2338bdf8' opacity='0.8'/%3E%3Cpath d='M880,100 L884,110 L894,114 L884,118 L880,128 L876,118 L866,114 L876,110 Z' fill='%2338bdf8' opacity='0.65'/%3E%3Cpath d='M240,120 L243,128 L251,131 L243,134 L240,142 L237,134 L229,131 L237,128 Z' fill='%2338bdf8' opacity='0.55'/%3E%3C!-- Layered Clouds --%3E%3Cpath d='M0,500 Q180,430 380,470 T780,460 T1180,430 T1440,480 L1440,640 L0,640 Z' fill='url(%23cloudGrad)' opacity='0.85'/%3E%3Cpath d='M0,550 Q240,490 540,530 T1060,510 T1440,540 L1440,640 L0,640 Z' fill='%23ffffff' opacity='0.95'/%3E%3C/svg%3E");
  
  /* In-code Night Starlight Footer Pattern */
  --anime-footer-bg: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 400'%3E%3Cdefs%3E%3ClinearGradient id='nightGrad' x1='0%25' y1='0%25' x2='0%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%23082f49'/%3E%3Cstop offset='100%25' stop-color='%23031f33'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='100%25' height='100%25' fill='url(%23nightGrad)'/%3E%3Ccircle cx='90' cy='70' r='1.5' fill='%23bae6fd' opacity='0.8'/%3E%3Ccircle cx='260' cy='130' r='2' fill='%2338bdf8' opacity='0.7'/%3E%3Ccircle cx='500' cy='50' r='1.5' fill='%23e0f2fe' opacity='0.9'/%3E%3Ccircle cx='740' cy='120' r='2' fill='%237dd3fc' opacity='0.75'/%3E%3Ccircle cx='980' cy='80' r='2.5' fill='%23bae6fd' opacity='0.85'/%3E%3C/svg%3E");
}

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

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

body {
  font-family: var(--font-stack);
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-image: 
    radial-gradient(at 0% 0%, rgba(219, 234, 254, 0.7) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(240, 249, 255, 0.9) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Animations */
@keyframes animeFloat {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-7px); }
  100% { transform: translateY(0px); }
}

@keyframes animeFloatCard {
  0% { transform: translateY(0px) rotate(0.5deg); }
  50% { transform: translateY(-8px) rotate(-0.5deg); }
  100% { transform: translateY(0px) rotate(0.5deg); }
}

@keyframes animePulseGlow {
  0%, 100% { box-shadow: 0 0 16px rgba(56, 189, 248, 0.35); }
  50% { box-shadow: 0 0 32px rgba(56, 189, 248, 0.7); }
}

@keyframes animeBadgeWiggle {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(3deg); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

a {
  color: var(--primary);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-hover);
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

img, svg {
  display: block;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(186, 230, 253, 0.6);
  box-shadow: 0 2px 12px rgba(56, 189, 248, 0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  min-height: 44px;
  letter-spacing: -0.01em;
}

.logo-badge {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #ffffff;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 900;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.3);
  transition: transform 0.25s ease;
}

.site-logo:hover .logo-badge {
  transform: rotate(8deg) scale(1.08);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background-color: var(--primary-light);
  box-shadow: 0 2px 8px rgba(56, 189, 248, 0.15);
}

.header-cta {
  display: flex;
  align-items: center;
}

.mobile-menu-btn {
  display: none;
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  fill: var(--primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  line-height: 1.4;
  white-space: nowrap;
  min-height: 44px;
  min-width: 44px;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #ffffff;
  border-color: #38bdf8;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.45);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--text-main);
  border-color: var(--primary-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--primary-light);
  border-color: var(--accent-cyan);
  color: var(--primary);
  box-shadow: 0 4px 14px rgba(56, 189, 248, 0.2);
}

.btn-lg {
  padding: 13px 32px;
  font-size: 1.05rem;
  min-height: 48px;
}

.btn-block {
  width: 100%;
}

/* ====================================================================
   ASÝMMETRIC HERO SECTION (左右排版 + 动态微件)
   ==================================================================== */
.hero-section {
  padding: 70px 0 64px;
  background-image: var(--anime-sky-bg);
  background-size: cover;
  background-position: center bottom;
  border-bottom: 1px solid var(--primary-border);
  position: relative;
  overflow: hidden;
}

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

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

.hero-meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(56, 189, 248, 0.2);
  animation: animeFloat 4s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(2.3rem, 4vw, 3.1rem);
  font-weight: 900;
  color: var(--text-main);
  line-height: 1.25;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
  text-shadow: 0 2px 10px rgba(255, 255, 255, 0.9);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 30px;
  line-height: 1.75;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-trust-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.875rem;
  color: var(--text-title);
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  border: 1px solid var(--primary-border);
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.12);
}

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

.trust-icon {
  width: 17px;
  height: 17px;
  fill: #0ea5e9;
  flex-shrink: 0;
}

/* Hero Right: Asymmetric Bento Status Widget */
.hero-visual-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 2px solid rgba(186, 230, 253, 0.9);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
  animation: animeFloatCard 5s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
}

.hero-card-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.live-dot {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981;
}

.hero-card-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--tag-bg);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.hero-status-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-status-item {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}

.hero-status-item:hover {
  transform: translateX(4px);
  border-color: var(--accent-cyan);
}

.status-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.status-sub {
  font-size: 0.75rem;
  color: var(--text-light);
}

.status-value {
  font-size: 0.925rem;
  font-weight: 800;
  color: #0284c7;
  background: var(--primary-light);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

/* ====================================================================
   ASYMMETRIC BENTO BENEFITS SECTION (左大右小不规则布局)
   ==================================================================== */
.section {
  padding: 76px 0;
  position: relative;
}

.section-alt {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background-image: radial-gradient(#bae6fd 0.75px, transparent 0.75px);
  background-size: 24px 24px;
}

.section-header {
  text-align: left;
  max-width: 720px;
  margin-bottom: 44px;
}

.section-header.is-centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  font-size: 0.825rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: inline-block;
}

.section-title {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: -0.015em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Asymmetric Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
}

.bento-primary-card {
  background: linear-gradient(145deg, #ffffff 0%, #f0f9ff 100%);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 40px 34px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s ease;
}

.bento-primary-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.bento-watermark {
  position: absolute;
  right: -10px;
  bottom: -20px;
  font-size: 9rem;
  font-weight: 900;
  color: rgba(56, 189, 248, 0.07);
  user-select: none;
  pointer-events: none;
  line-height: 1;
}

.bento-stack {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.bento-card-compact {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
}

.bento-card-compact:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.benefit-tag {
  display: inline-block;
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--primary);
  background-color: var(--tag-bg);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}

.benefit-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-main);
}

.benefit-desc {
  font-size: 0.975rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ====================================================================
   STAGGERED FEATURES GRID (错落高低与左右微调)
   ==================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.feature-card {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}

/* Asymmetric offsets on desktop */
@media (min-width: 769px) {
  .feature-card:nth-child(2),
  .feature-card:nth-child(4) {
    margin-top: 20px;
  }
}

.feature-icon-box {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-box {
  transform: scale(1.1) rotate(4deg);
}

.feature-icon-box svg {
  width: 26px;
  height: 26px;
  fill: var(--primary);
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-main);
}

.feature-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ====================================================================
   SERVICES ASYMMETRIC SECTION (流媒体与 AI 不规则排版)
   ==================================================================== */
.services-container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 30px;
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-hover);
}

.service-badge {
  display: inline-block;
  font-size: 0.825rem;
  font-weight: 700;
  background: linear-gradient(90deg, #e0f2fe, #bae6fd);
  color: var(--text-main);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.service-title {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-main);
}

.service-desc {
  font-size: 0.975rem;
  color: var(--text-muted);
  margin-bottom: 22px;
  line-height: 1.7;
}

.service-list {
  list-style: none;
  margin-bottom: 20px;
}

.service-list li {
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.service-check-icon {
  width: 18px;
  height: 18px;
  fill: var(--primary);
  flex-shrink: 0;
}

/* ====================================================================
   PRICING ASYMMETRIC STAGGER (中档明显放大拔高，侧档精致收敛)
   ==================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.1fr 0.95fr;
  gap: 22px;
  align-items: center;
}

.pricing-card {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 34px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.pricing-card.is-popular {
  border: 2px solid var(--primary);
  padding: 42px 28px;
  box-shadow: var(--shadow-glow), var(--shadow-md);
  animation: animePulseGlow 3.5s ease-in-out infinite;
  z-index: 2;
}

.popular-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 5px 20px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
  white-space: nowrap;
}

.pricing-header {
  margin-bottom: 16px;
  text-align: left;
}

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

.pricing-target {
  font-size: 0.85rem;
  color: var(--text-light);
}

.pricing-price-box {
  text-align: left;
  padding: 16px 0;
  margin-bottom: 20px;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-currency {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
}

.price-num {
  font-size: 2.85rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1;
}

.price-period {
  font-size: 0.95rem;
  color: var(--text-light);
}

.pricing-features {
  list-style: none;
  margin-bottom: 28px;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 0.925rem;
  color: var(--text-muted);
  padding: 9px 0;
  border-bottom: 1px dashed var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-check-icon {
  width: 17px;
  height: 17px;
  fill: #0284c7;
  flex-shrink: 0;
}

/* ====================================================================
   ASYMMETRIC USE CASES (不规则左右交错卡片)
   ==================================================================== */
.cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}

.case-card {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
}

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

.case-card:nth-child(2) {
  background: linear-gradient(180deg, #ffffff 0%, #f0f9ff 100%);
  border-color: var(--accent-cyan);
}

.case-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.case-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
}

.case-device {
  font-size: 0.8rem;
  font-weight: 700;
  background-color: var(--tag-bg);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.case-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ====================================================================
   SPLIT FAQ SECTION (左侧文案粘性跟随 + 右侧手风琴折叠)
   ==================================================================== */
.faq-split-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: flex-start;
}

.faq-intro-box {
  position: sticky;
  top: 96px;
  text-align: left;
}

.faq-list {
  width: 100%;
}

.faq-item {
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  background: #ffffff;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-item[open] {
  border-color: var(--accent-cyan);
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.15);
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  padding: 18px 24px;
  background-color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  user-select: none;
  list-style: none;
  transition: background-color 0.2s ease;
}

.faq-question:hover {
  background-color: var(--primary-light);
}

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

.faq-icon {
  width: 20px;
  height: 20px;
  fill: var(--primary);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

details[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  font-size: 0.975rem;
  color: var(--text-muted);
  padding: 20px 24px;
  background-color: var(--bg-alt);
  line-height: 1.75;
  border-top: 1px solid var(--border-color);
}

/* Final CTA */
.final-cta-section {
  padding: 84px 0;
  background: linear-gradient(180deg, var(--bg-alt) 0%, #e0f2fe 50%, #ffffff 100%);
  text-align: center;
  border-top: 1px solid var(--primary-border);
  position: relative;
}

.final-cta-box {
  max-width: 720px;
  margin: 0 auto;
}

.final-cta-title {
  font-size: 2.35rem;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.final-cta-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.75;
}

/* Footer with Anime Night Sky Starlight Background */
.site-footer {
  background-color: #082f49;
  background-image: var(--anime-footer-bg);
  background-size: cover;
  background-position: center top;
  color: #bae6fd;
  padding: 60px 0 36px;
  font-size: 0.925rem;
  border-top: 2px solid #0284c7;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 36px;
}

.footer-brand-col {
  max-width: 460px;
}

.footer-brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-brand-title::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
}

.footer-brand-desc {
  line-height: 1.75;
  color: #94a3b8;
  font-size: 0.925rem;
}

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

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  list-style: none;
}

.footer-links a {
  color: #bae6fd;
  text-decoration: none;
  font-size: 0.925rem;
  min-height: 44px;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #ffffff;
  text-shadow: 0 0 8px rgba(56, 189, 248, 0.6);
}

.footer-disclosure {
  background-color: rgba(3, 31, 51, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  font-size: 0.875rem;
  color: #e0f2fe;
  line-height: 1.65;
}

.footer-bottom {
  border-top: 1px solid rgba(56, 189, 248, 0.2);
  padding-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.85rem;
  color: #7dd3fc;
}

/* Mobile Sticky Bottom CTA */
.mobile-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 10px 18px;
  border-top: 1px solid var(--primary-border);
  box-shadow: 0 -6px 20px rgba(2, 132, 199, 0.15);
  z-index: 999;
  transform: translateY(100%);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-sticky-cta.is-visible {
  transform: translateY(0);
}

.mobile-sticky-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.mobile-sticky-text {
  font-size: 0.875rem;
  color: var(--text-main);
  font-weight: 800;
  line-height: 1.3;
}

.mobile-sticky-sub {
  font-size: 0.775rem;
  color: var(--text-light);
  font-weight: normal;
}

/* Articles & Policy Pages Styling */
.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 16px;
}

.breadcrumbs a {
  color: var(--text-light);
  min-height: auto;
  display: inline;
}

.breadcrumbs a:hover {
  color: var(--primary);
}

.breadcrumbs-separator {
  color: var(--primary-border);
}

.page-header {
  padding: 52px 0 40px;
  background-image: var(--anime-sky-bg);
  background-size: cover;
  background-position: center bottom;
  border-bottom: 1px solid var(--primary-border);
}

.page-title {
  font-size: 2.35rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 14px;
}

.page-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
  color: var(--text-light);
}

.article-layout {
  padding: 52px 0 68px;
}

.article-content {
  max-width: 820px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.85;
  color: #1e293b;
}

.article-content h1 {
  font-size: 2.35rem;
  font-weight: 900;
  margin-bottom: 20px;
  color: var(--text-main);
  line-height: 1.3;
}

.article-content h2 {
  font-size: 1.65rem;
  font-weight: 800;
  margin-top: 44px;
  margin-bottom: 18px;
  color: var(--text-main);
  border-bottom: 2px solid var(--primary-border);
  padding-bottom: 10px;
}

.article-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 30px;
  margin-bottom: 14px;
  color: var(--text-title);
}

.article-content p {
  margin-bottom: 20px;
  color: #334155;
}

.article-content ul,
.article-content ol {
  margin: 0 0 22px 26px;
  color: #334155;
}

.article-content li {
  margin-bottom: 10px;
  line-height: 1.75;
}

.article-lead {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-main);
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border-left: 5px solid var(--primary);
  padding: 18px 22px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 32px;
  box-shadow: 0 2px 8px rgba(56, 189, 248, 0.1);
}

.article-cta-box {
  background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 50%, #f0f9ff 100%);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 38px 28px;
  text-align: center;
  margin: 48px 0;
  box-shadow: 0 8px 24px rgba(56, 189, 248, 0.18);
  position: relative;
  overflow: hidden;
}

.article-cta-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
}

.article-cta-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.article-links-box {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-md);
  padding: 26px;
  margin-top: 44px;
  box-shadow: var(--shadow-sm);
}

.article-links-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--text-main);
}

.article-links-list {
  list-style: none;
  margin: 0;
}

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

.article-links-list li::before {
  content: "✦";
  color: var(--primary);
  display: inline-block;
  width: 1.2em;
  font-weight: bold;
}

/* Guides Hub / Blog Hub styles */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.hub-card {
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hub-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.hub-card-thumb {
  width: 100%;
  height: 128px;
  background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid var(--primary-border);
}

.hub-card-thumb svg {
  width: 52px;
  height: 52px;
  fill: var(--primary);
}

.hub-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.hub-card-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 14px;
  line-height: 1.45;
}

.hub-card-title a {
  color: var(--text-main);
  min-height: auto;
  display: block;
}

.hub-card-title a:hover {
  color: var(--primary);
  text-decoration: none;
}

.hub-card-excerpt {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}

.hub-card-link {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* Policy Content Layout */
.policy-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 48px 0 68px;
}

.policy-block {
  margin-bottom: 38px;
  background: #ffffff;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.policy-block h2 {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--text-main);
  border-bottom: 2px solid var(--primary-border);
  padding-bottom: 10px;
}

.policy-block p {
  font-size: 1rem;
  color: #334155;
  line-height: 1.8;
  margin-bottom: 16px;
}

.policy-block ul {
  margin-left: 22px;
  margin-bottom: 16px;
}

.policy-block li {
  font-size: 0.975rem;
  color: #334155;
  margin-bottom: 8px;
  line-height: 1.75;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  .pricing-card.is-popular {
    order: -1;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature-card:nth-child(2),
  .feature-card:nth-child(4) {
    margin-top: 0;
  }
  .services-container {
    grid-template-columns: 1fr;
  }
  .cases-grid {
    grid-template-columns: 1fr;
  }
  .faq-split-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .faq-intro-box {
    position: static;
  }
}

@media (max-width: 768px) {
  html { font-size: 15px; }
  body { padding-bottom: 74px; }
  .mobile-menu-btn { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--primary-border);
    flex-direction: column;
    padding: 18px;
    gap: 10px;
    box-shadow: var(--shadow-md);
  }
  .nav-links.is-open { display: flex; }
  .nav-link { width: 100%; padding: 12px 18px; }
  .hero-title { font-size: 2.1rem; }
  .hero-subtitle { font-size: 1.05rem; }
  .hero-cta-group { flex-direction: column; width: 100%; }
  .hero-cta-group .btn { width: 100%; }
  .features-grid, .hub-grid { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .mobile-sticky-cta { display: block; }
}