/* ===================================================================
   Nice加速 (niceyunjiasu.sbs) - 幻曜星界 · 动漫星轨与结界使者 (Astral Anime UI)
   设计语言：深空星海画布 + 动漫星轨结界 + 晶体磨砂质感 + 流光溢彩能量粒子
   =================================================================== */

:root {
  /* 基础与背景色彩 */
  --bg-deep: #070b14;
  --bg-surface: #0d1527;
  --bg-card: rgba(15, 23, 42, 0.82);
  --bg-card-hover: rgba(22, 33, 62, 0.92);
  --bg-glass: rgba(30, 41, 59, 0.65);
  
  /* 动漫星芒强调色系 */
  --astral-cyan: #38bdf8;
  --astral-cyan-glow: rgba(56, 189, 248, 0.4);
  --astral-purple: #818cf8;
  --astral-purple-deep: #6366f1;
  --astral-magenta: #c084fc;
  --astral-gold: #fbbf24;
  --astral-gold-glow: rgba(251, 191, 36, 0.45);
  
  /* 文字层级（高对比度无障碍保障） */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-accent: #38bdf8;

  /* 晶体边框与光影 */
  --border-crystal: 1px solid rgba(148, 163, 184, 0.18);
  --border-glow: 1px solid rgba(56, 189, 248, 0.55);
  --border-gold: 1px solid rgba(251, 191, 36, 0.6);
  --glow-box: 0 0 24px rgba(56, 189, 248, 0.15);
  --glow-box-lg: 0 0 36px rgba(129, 140, 248, 0.25);
  --glow-btn: 0 0 20px rgba(56, 189, 248, 0.45);

  /* 系统字体栈与圆角尺寸 */
  --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --container-max: 1140px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-deep);
}

@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;
  }
}

body {
  font-family: var(--font-stack);
  background-color: var(--bg-deep);
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 76px;
  position: relative;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(56, 189, 248, 0.1) 0%, transparent 45%),
    radial-gradient(circle at 50% 80%, rgba(192, 132, 252, 0.08) 0%, transparent 50%);
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

/* 键盘焦点无障碍高亮 */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--astral-cyan);
  outline-offset: 4px;
}

a {
  color: var(--astral-cyan);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  color: #7dd3fc;
  text-shadow: 0 0 10px var(--astral-cyan-glow);
}

img, svg {
  display: block;
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
  position: relative;
  z-index: 2;
}

/* ===================================================================
   动漫自然动态特效：流星与星芒背景 (Shooting Stars & Stardust)
   =================================================================== */
.astral-bg-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

/* 流星轨迹 */
.shooting-star {
  position: absolute;
  top: -10px;
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, #ffffff, rgba(56, 189, 248, 0.8), transparent);
  border-radius: 999px;
  filter: drop-shadow(0 0 8px #38bdf8);
  opacity: 0;
  transform: rotate(-35deg);
  animation: meteor-fall 9s linear infinite;
}

.shooting-star:nth-child(1) { left: 30%; animation-delay: 1s; animation-duration: 7s; }
.shooting-star:nth-child(2) { left: 75%; animation-delay: 4.5s; animation-duration: 8s; }
.shooting-star:nth-child(3) { left: 15%; animation-delay: 8s; animation-duration: 6.5s; }

@keyframes meteor-fall {
  0% { transform: translate(0, 0) rotate(-35deg); opacity: 0; }
  10% { opacity: 1; }
  35% { transform: translate(-350px, 350px) rotate(-35deg); opacity: 0; }
  100% { opacity: 0; }
}

/* ===================================================================
   Header 幻界晶核导航栏
   =================================================================== */
.site-header {
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: all 0.25s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.brand-logo:hover {
  text-shadow: 0 0 16px var(--astral-cyan-glow);
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  box-shadow: 0 0 14px var(--astral-cyan-glow);
  transition: transform 0.3s ease;
}

.brand-logo:hover .logo-icon {
  transform: rotate(12deg) scale(1.05);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 20px;
  background: linear-gradient(135deg, var(--astral-cyan), var(--astral-purple-deep));
  color: #ffffff !important;
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  box-shadow: var(--glow-btn);
  position: relative;
  overflow: hidden;
  transition: all 0.25s ease;
}

.nav-cta-btn::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: rotate(30deg);
  animation: shine-sweep 4s infinite;
}

@keyframes shine-sweep {
  0% { left: -60%; }
  30% { left: 140%; }
  100% { left: 140%; }
}

.nav-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(56, 189, 248, 0.7);
}

.menu-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.06);
  border: var(--border-crystal);
  border-radius: var(--radius-xs);
  padding: 8px;
  cursor: pointer;
  color: var(--text-main);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 820px) {
  .menu-toggle {
    display: inline-flex;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(13, 21, 39, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: var(--border-crystal);
    flex-direction: column;
    padding: 20px;
    gap: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  }
  .main-nav.is-open {
    display: flex;
  }
  .main-nav .nav-link {
    width: 100%;
    padding: 10px 14px;
  }
  .main-nav .nav-cta-btn {
    width: 100%;
  }
}

/* ===================================================================
   Hero 核心首屏与动漫魔法星轨 (Astral Magic Portal)
   =================================================================== */
.hero-section {
  padding: 70px 0 60px;
  position: relative;
  overflow: hidden;
}

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

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: var(--astral-cyan);
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: 999px;
  margin-bottom: 22px;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.18);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--astral-cyan);
  box-shadow: 0 0 8px var(--astral-cyan);
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.2); }
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.22;
  color: #ffffff;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 40%, #bae6fd 70%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 38px;
}

/* 核心 CTA 按钮：呼吸流光溢彩 */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 34px;
  background: linear-gradient(135deg, #2563eb, #7c3aed, #0284c7);
  background-size: 200% 200%;
  color: #ffffff !important;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.4);
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 48px;
}

.btn-primary::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -60%;
  width: 50%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: rotate(30deg);
  animation: shine-sweep 3.5s infinite;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 36px rgba(129, 140, 248, 0.65);
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(8px);
  color: var(--text-main) !important;
  font-size: 1.02rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: var(--border-crystal);
  transition: all 0.25s ease;
  min-height: 48px;
}

.btn-secondary:hover {
  background: rgba(51, 65, 85, 0.8);
  border-color: rgba(56, 189, 248, 0.5);
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.2);
}

/* 信任支持徽章 */
.hero-trust-box {
  padding-top: 24px;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
}

.trust-title {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 12px;
  font-weight: 500;
}

.trust-platforms {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.trust-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: rgba(15, 23, 42, 0.8);
  border: var(--border-crystal);
  border-radius: var(--radius-xs);
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* 动漫魔法阵与星轨插画 (Hero Right Portal) */
.hero-portal-canvas {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portal-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 28px rgba(99, 102, 241, 0.35));
}

.portal-ring-outer {
  transform-origin: center;
  animation: spin-clockwise 36s linear infinite;
}

.portal-ring-inner {
  transform-origin: center;
  animation: spin-counter 24s linear infinite;
}

.portal-core {
  transform-origin: center;
  animation: breath-glow 4s ease-in-out infinite;
}

@keyframes spin-clockwise {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes spin-counter {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

@keyframes breath-glow {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.08); opacity: 1; filter: drop-shadow(0 0 16px var(--astral-cyan)); }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-wrapper {
    text-align: center;
  }
  .hero-actions {
    justify-content: center;
  }
  .trust-platforms {
    justify-content: center;
  }
  .hero-portal-canvas {
    max-width: 300px;
  }
  .hero-title {
    font-size: 2.1rem;
  }
}

/* ===================================================================
   Section 通用规范
   =================================================================== */
.section {
  padding: 68px 0;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 46px;
}

.section-tag {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(129, 140, 248, 0.12);
  border: 1px solid rgba(129, 140, 248, 0.3);
  color: var(--astral-purple);
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 999px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.02rem;
  color: var(--text-muted);
}

/* ===================================================================
   Features 动漫晶体特性卡 (4 Cards)
   =================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: var(--border-crystal);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--astral-cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: rgba(56, 189, 248, 0.45);
  box-shadow: var(--glow-box);
}

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

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--astral-cyan);
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.15);
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-wrapper {
  transform: scale(1.1) rotate(6deg);
  background: rgba(56, 189, 248, 0.2);
}

.feature-icon-wrapper svg {
  width: 26px;
  height: 26px;
}

.feature-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.feature-card-text {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ===================================================================
   流媒体与 AI 支持 双舱联动 (Streaming & AI Support)
   =================================================================== */
.support-dual-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.support-panel {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: var(--border-crystal);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  position: relative;
  overflow: hidden;
}

.support-panel::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.support-panel-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 10px;
}

.support-panel-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.service-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.service-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: rgba(30, 41, 59, 0.6);
  border: var(--border-crystal);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--text-main);
  font-weight: 600;
  transition: all 0.2s ease;
}

.service-tag:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: rgba(56, 189, 248, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 0 14px rgba(56, 189, 248, 0.2);
}

.service-tag svg {
  width: 17px;
  height: 17px;
  color: var(--astral-cyan);
}

/* ===================================================================
   使用场景卡片 (Scenarios - 3 Cards)
   =================================================================== */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.scenario-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: var(--border-crystal);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  transition: all 0.3s ease;
}

.scenario-card:hover {
  transform: translateY(-5px);
  border-color: rgba(129, 140, 248, 0.45);
  box-shadow: var(--glow-box);
}

.scenario-header {
  margin-bottom: 14px;
}

.scenario-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.scenario-device {
  font-size: 0.86rem;
  color: var(--astral-cyan);
  font-weight: 600;
  display: inline-block;
  padding: 2px 8px;
  background: rgba(56, 189, 248, 0.1);
  border-radius: var(--radius-xs);
}

.scenario-body {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===================================================================
   Benefits 核心优势保障 (2x2 Grid)
   =================================================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-card);
  border: var(--border-crystal);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.25s ease;
}

.benefit-item:hover {
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.15);
}

.benefit-bullet {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid var(--astral-cyan);
  color: var(--astral-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
  margin-top: 2px;
}

.benefit-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

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

/* ===================================================================
   Pricing 动漫星枢定价阵列 (3 Tiers with Middle Aura Highlight)
   =================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: var(--border-crystal);
  border-radius: var(--radius-lg);
  padding: 36px 26px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.pricing-card:hover {
  transform: translateY(-8px);
}

/* 推荐档位：中档上班族·星穹结界核心 */
.pricing-card.recommended {
  border: 1.5px solid var(--astral-cyan);
  box-shadow: 0 0 32px rgba(56, 189, 248, 0.28);
  background: linear-gradient(180deg, rgba(22, 33, 62, 0.95) 0%, rgba(15, 23, 42, 0.95) 100%);
}

.recommend-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--astral-cyan), var(--astral-purple-deep));
  color: #ffffff;
  padding: 4px 16px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  box-shadow: 0 0 14px var(--astral-cyan-glow);
}

.pricing-tier-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 6px;
}

.pricing-tier-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 22px;
  min-height: 42px;
  line-height: 1.5;
}

.pricing-price-box {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.price-currency {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--astral-cyan);
}

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

.price-cycle {
  font-size: 0.88rem;
  color: var(--text-dim);
}

.pricing-features-list {
  list-style: none;
  margin-bottom: 30px;
  flex-grow: 1;
}

.pricing-features-list li {
  font-size: 0.92rem;
  color: var(--text-muted);
  padding: 10px 0;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.12);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-features-list li::before {
  content: "✦";
  color: var(--astral-cyan);
  font-size: 0.8rem;
}

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

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
  width: 100%;
}

/* ===================================================================
   FAQ 动漫符文折叠问答 (6 Items)
   =================================================================== */
.faq-container {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: var(--border-crystal);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item:hover {
  border-color: rgba(56, 189, 248, 0.35);
}

.faq-item.active {
  border-color: var(--astral-cyan);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.15);
}

.faq-question-btn {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 48px;
}

.faq-icon-indicator {
  font-size: 1.4rem;
  color: var(--astral-cyan);
  transition: transform 0.25s ease;
}

.faq-item.active .faq-icon-indicator {
  transform: rotate(45deg);
  color: var(--astral-gold);
}

.faq-answer-panel {
  display: none;
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-item.active .faq-answer-panel {
  display: block;
}

/* ===================================================================
   Final CTA 幻界跃迁终幕 (Conversion Banner)
   =================================================================== */
.final-cta-section {
  padding: 70px 0;
  background: linear-gradient(180deg, rgba(13, 21, 39, 0.6) 0%, rgba(15, 23, 42, 0.95) 100%);
  border-top: var(--border-crystal);
  border-bottom: var(--border-crystal);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-section::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 450px;
  height: 450px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(56, 189, 248, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta-box {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.final-cta-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

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

/* ===================================================================
   Footer 底部版权与联盟声明
   =================================================================== */
.site-footer {
  background: #050810;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  padding: 44px 0 28px;
  position: relative;
  z-index: 2;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-link {
  font-size: 0.9rem;
  color: var(--text-muted);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.footer-link:hover {
  color: var(--astral-cyan);
}

.footer-disclosure {
  font-size: 0.84rem;
  color: var(--text-dim);
  padding: 16px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  line-height: 1.6;
}

.footer-bottom {
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.84rem;
  color: var(--text-dim);
}

/* ===================================================================
   移动端吸底 CTA Bar
   =================================================================== */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(13, 21, 39, 0.95);
  backdrop-filter: blur(14px);
  border-top: 1px solid rgba(56, 189, 248, 0.4);
  padding: 12px 18px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.6);
  z-index: 99;
}

@media (max-width: 767px) {
  .mobile-sticky-bar.is-visible {
    display: block;
  }
}

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

.sticky-bar-text {
  font-size: 0.88rem;
  font-weight: 700;
  color: #ffffff;
}

.sticky-bar-btn {
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--astral-cyan), var(--astral-purple-deep));
  color: #ffffff !important;
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--radius-xs);
  white-space: nowrap;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--astral-cyan-glow);
}

/* ===================================================================
   文章页与合规页 星晶卡片排版
   =================================================================== */
.breadcrumb-nav {
  padding: 16px 0;
  font-size: 0.88rem;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 8px;
  align-items: center;
}

.breadcrumb-list li::after {
  content: "›";
  margin-left: 8px;
  color: var(--text-dim);
}

.breadcrumb-list li:last-child::after {
  content: "";
}

.breadcrumb-list a {
  color: var(--text-muted);
}

.breadcrumb-list a:hover {
  color: var(--astral-cyan);
}

.breadcrumb-list [aria-current="page"] {
  color: #ffffff;
  font-weight: 600;
}

.page-header-banner {
  background: rgba(13, 21, 39, 0.6);
  border-bottom: var(--border-crystal);
  padding: 40px 0 32px;
}

.page-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 12px;
}

.page-meta {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.content-wrapper {
  padding: 44px 0;
}

.article-card, .legal-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: var(--border-crystal);
  border-radius: var(--radius-lg);
  padding: 40px 34px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.article-lead {
  background: rgba(56, 189, 248, 0.08);
  border-left: 4px solid var(--astral-cyan);
  padding: 18px 22px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 1rem;
  color: #e2e8f0;
  margin-bottom: 34px;
  line-height: 1.7;
}

.article-body h2, .legal-card h2 {
  font-size: 1.48rem;
  font-weight: 800;
  color: #ffffff;
  margin-top: 38px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.article-body h3, .legal-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-top: 26px;
  margin-bottom: 12px;
}

.article-body p, .legal-card p {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 18px;
}

.article-body ul, .legal-card ul, .article-body ol {
  margin-bottom: 22px;
  padding-left: 24px;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.8;
}

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

.article-faq-box {
  background: rgba(13, 21, 39, 0.85);
  border: var(--border-crystal);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  margin-bottom: 16px;
}

.article-faq-q {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.article-faq-a {
  font-size: 0.94rem;
  color: var(--text-muted);
  margin-bottom: 0 !important;
}

.article-cta-block {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.7), rgba(15, 23, 42, 0.95));
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  margin-top: 44px;
  margin-bottom: 38px;
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.15);
}

.article-cta-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 10px;
}

.article-cta-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.crosslinks-block {
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  padding-top: 26px;
}

.crosslinks-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 14px;
}

.crosslinks-list {
  list-style: none !important;
  padding-left: 0 !important;
}

.crosslinks-list li {
  margin-bottom: 12px;
}

.crosslinks-list a {
  font-size: 0.96rem;
  font-weight: 500;
}

/* ===================================================================
   指南目录页 动漫卡片展示 (Guides Grid)
   =================================================================== */
.guides-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 26px;
}

.guide-item-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: var(--border-crystal);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.guide-item-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, 0.45);
  box-shadow: var(--glow-box);
}

.guide-thumb-svg {
  width: 100%;
  height: 120px;
  background: rgba(30, 41, 59, 0.5);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.guide-thumb-svg svg {
  width: 48px;
  height: 48px;
  color: var(--astral-cyan);
  filter: drop-shadow(0 0 12px var(--astral-cyan-glow));
}

.guide-item-meta {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 8px;
  display: flex;
  gap: 12px;
}

.guide-item-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
  line-height: 1.45;
}

.guide-item-title a {
  color: #ffffff;
}

.guide-item-title a:hover {
  color: var(--astral-cyan);
}

.guide-item-summary {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.guide-item-link {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--astral-cyan);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* 响应式调整 */
@media (max-width: 900px) {
  .support-dual-grid,
  .benefits-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .article-card, .legal-card {
    padding: 26px 18px;
  }
}