/* ====================================================================
   红杏出墙机场 (hxcqjichang.shop) - 动漫科技幻彩视觉系统 (ANIME VIBRANT DESIGN SYSTEM)
   核心特色：璀璨落星、流星掠空、全图多维呼吸光晕、霓虹极光CTA、交互式视效HUD
   遵循系统字体栈，零外部依赖，WCAG 高对比度与超高渲染性能严格达标
   ==================================================================== */

:root {
  --font-base: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  /* 动漫极光与星海鲜明色系 (Vivid Anime Color Palette) */
  --bg-deep: #080c18;
  --bg-surface: rgba(15, 23, 42, 0.82);
  --bg-surface-elevated: rgba(23, 33, 58, 0.92);
  --bg-surface-glass: rgba(13, 20, 38, 0.76);
  --bg-subtle: rgba(30, 41, 74, 0.5);

  --text-main: #f8fafc;
  --text-body: #cbd5e1;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;

  /* 鲜明动漫强调色 */
  --color-primary: #6366f1;        /* 幻光靛蓝 */
  --color-primary-hover: #4f46e5;
  --color-violet: #8b5cf6;         /* 次元紫罗兰 */
  --color-sakura: #ec4899;         /* 璀璨樱粉 */
  --color-sakura-light: #f472b6;
  --color-cyan: #06b6d4;           /* 赛博电光青 */
  --color-sky: #38bdf8;            /* 纯净星空蓝 */
  --color-amber: #f59e0b;          /* 炽热星芒金 */
  --color-emerald: #10b981;        /* 灵动翡翠绿 */

  /* 霓虹发光光晕 */
  --glow-primary: 0 0 25px rgba(99, 102, 241, 0.45);
  --glow-sakura: 0 0 25px rgba(236, 72, 153, 0.4);
  --glow-cyan: 0 0 25px rgba(6, 182, 212, 0.4);
  --glow-amber: 0 0 25px rgba(245, 158, 11, 0.4);

  /* 边框体系 */
  --border-subtle: rgba(255, 255, 255, 0.09);
  --border-light: rgba(255, 255, 255, 0.16);
  --border-neon: rgba(99, 102, 241, 0.45);
  --border-sakura: rgba(236, 72, 153, 0.4);

  --max-width: 1140px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-base);
  background-color: var(--bg-deep);
  color: var(--text-body);
  line-height: 1.65;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 50% 0%, #171d36 0%, #080c18 65%),
    radial-gradient(circle at 10% 40%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 70%, rgba(236, 72, 153, 0.07) 0%, transparent 45%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--color-sakura-light);
  text-shadow: 0 0 8px rgba(236, 72, 153, 0.5);
}

img, svg {
  vertical-align: middle;
}

/* ================= 1. 动态落星与流星 Canvas 背景 ================= */
#animeCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.95;
}

/* ================= 2. 全图呼吸灯光晕 (Ambient Breathing Orbs) ================= */
.ambient-breath-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  will-change: transform, opacity;
  animation: orbBreath 7s ease-in-out infinite alternate;
}

.orb-primary {
  top: -100px;
  left: 20%;
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.24) 0%, rgba(6, 182, 212, 0.12) 50%, transparent 70%);
}

.orb-secondary {
  top: 45%;
  right: -120px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.2) 0%, rgba(139, 92, 246, 0.14) 50%, transparent 70%);
  animation-delay: -3.5s;
}

.orb-tertiary {
  bottom: 50px;
  left: -80px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.18) 0%, rgba(56, 189, 248, 0.1) 50%, transparent 70%);
  animation-delay: -5s;
}

@keyframes orbBreath {
  0% {
    transform: scale(0.92) translate(0, 0);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.1) translate(18px, -15px);
    opacity: 0.95;
  }
  100% {
    transform: scale(0.96) translate(-10px, 12px);
    opacity: 0.7;
  }
}

/* 布局容器 */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
  position: relative;
  z-index: 10;
}

/* ================= 3. 顶部导航 (二次元霓虹微光吸顶) ================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(10, 15, 28, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand-logo svg {
  display: block;
  filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.7));
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.brand-logo:hover {
  color: #ffffff;
  text-shadow: 0 0 12px rgba(99, 102, 241, 0.6);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  list-style: none;
}

.nav-links a {
  color: var(--text-body);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-sakura));
  transition: width 0.25s ease;
  border-radius: 1px;
}

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

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

/* 导航 CTA 按钮 */
.nav-btn {
  display: inline-block;
  padding: 9px 20px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-sakura) 100%);
  color: #ffffff !important;
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: 999px;
  box-shadow: 0 0 18px rgba(99, 102, 241, 0.5);
  transition: all 0.25s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 26px rgba(236, 72, 153, 0.65);
  filter: brightness(1.1);
}

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

.menu-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-main);
  cursor: pointer;
}

/* ================= 4. 酷炫动漫 CTA 按钮系统 ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 32px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: center;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

/* 主 CTA: 动漫霓虹幻彩流光按钮 */
.btn-primary {
  background: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  background-size: 200% 200%;
  color: #ffffff !important;
  box-shadow: 0 4px 22px rgba(99, 102, 241, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.25);
  animation: btnGradientShift 4s ease infinite;
}

@keyframes btnGradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}

.btn-primary:hover::before {
  left: 125%;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 30px rgba(236, 72, 153, 0.65), 0 0 16px rgba(99, 102, 241, 0.6);
  filter: brightness(1.1);
}

.btn-primary:active {
  transform: translateY(1px) scale(0.99);
}

/* 次 CTA: 毛玻璃发光边框按钮 */
.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  color: var(--text-main) !important;
  border: 1px solid rgba(99, 102, 241, 0.45);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.15);
}

.btn-secondary:hover {
  background: rgba(99, 102, 241, 0.18);
  border-color: var(--color-cyan);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.35);
  transform: translateY(-2px);
}

/* ================= 5. Hero 模块 (动漫梦幻大主视觉) ================= */
.hero-section {
  padding: 76px 0 64px;
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-content {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: 2.85rem;
  line-height: 1.25;
  color: #ffffff;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
  text-shadow: 0 0 35px rgba(99, 102, 241, 0.6), 0 0 60px rgba(236, 72, 153, 0.3);
  position: relative;
}

.hero-title::after {
  content: '✦';
  font-size: 1.2rem;
  color: var(--color-amber);
  margin-left: 8px;
  vertical-align: super;
  animation: starTwinkle 2s ease-in-out infinite alternate;
}

@keyframes starTwinkle {
  0% { opacity: 0.4; transform: scale(0.8) rotate(0deg); }
  100% { opacity: 1; transform: scale(1.2) rotate(15deg); filter: drop-shadow(0 0 8px #f59e0b); }
}

.hero-desc {
  font-size: 1.15rem;
  line-height: 1.75;
  color: #cbd5e1;
  margin-bottom: 34px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-specs {
  display: flex;
  justify-content: center;
  gap: 36px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  list-style: none;
}

.hero-spec-item {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.hero-spec-item strong {
  display: block;
  font-size: 1.2rem;
  color: var(--text-main);
  margin-bottom: 3px;
  background: linear-gradient(90deg, #ffffff, var(--color-sky));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 区块通用结构 */
.section-padding {
  padding: 72px 0;
  position: relative;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-title {
  font-size: 2.1rem;
  color: #ffffff;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
  text-shadow: 0 0 25px rgba(99, 102, 241, 0.35);
}

.section-subtitle {
  font-size: 1.02rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ================= 6. 特性卡 (毛玻璃与霓虹边缘微光) ================= */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.feature-card {
  background-color: var(--bg-surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-neon);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45), var(--glow-primary);
  background-color: var(--bg-surface-elevated);
}

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

.feature-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.feature-card-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(6, 182, 212, 0.25));
  color: var(--color-cyan);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid rgba(6, 182, 212, 0.4);
  box-shadow: 0 0 14px rgba(6, 182, 212, 0.2);
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-card-icon {
  transform: scale(1.1) rotate(5deg);
  color: var(--color-sakura-light);
  border-color: var(--color-sakura);
  box-shadow: 0 0 18px rgba(236, 72, 153, 0.4);
}

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

.feature-card-text {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.7;
}

/* ================= 7. 兼容支持面板与状态表格 ================= */
.support-panel {
  background-color: var(--bg-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.35);
}

.support-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.support-table th,
.support-table td {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.95rem;
}

.support-table th {
  background-color: rgba(30, 41, 74, 0.65);
  color: var(--text-main);
  font-weight: 700;
}

.support-table tr:hover td {
  background-color: rgba(99, 102, 241, 0.08);
}

.support-table tr:last-child td {
  border-bottom: none;
}

.status-badge {
  display: inline-block;
  padding: 3px 12px;
  font-size: 0.825rem;
  font-weight: 700;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.status-badge-live {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.25);
}

.status-badge-opt {
  background: rgba(139, 92, 246, 0.2);
  color: #c084fc;
  border: 1px solid rgba(139, 92, 246, 0.45);
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.25);
}

/* ================= 8. 使用场景卡片 ================= */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.scenario-card {
  background-color: var(--bg-surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 26px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
}

.scenario-card:hover {
  transform: translateY(-4px);
  border-color: rgba(236, 72, 153, 0.4);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), var(--glow-sakura);
}

.scenario-title {
  font-size: 1.2rem;
  color: var(--text-main);
  font-weight: 700;
  margin-bottom: 10px;
}

.scenario-device {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-cyan);
  background: rgba(6, 182, 212, 0.14);
  border: 1px solid rgba(6, 182, 212, 0.35);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

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

/* ================= 9. 定价套餐区 (次元卡片与高光推荐) ================= */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}

.pricing-card {
  background-color: var(--bg-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pricing-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-light);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5);
}

/* 推荐档位突出光效 */
.pricing-card-featured {
  border: 2px solid var(--color-primary);
  background: linear-gradient(180deg, rgba(30, 41, 74, 0.88) 0%, rgba(15, 23, 42, 0.95) 100%);
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transform: scale(1.02);
}

.pricing-card-featured:hover {
  transform: scale(1.03) translateY(-4px);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.pricing-ribbon {
  position: absolute;
  top: -13px;
  left: 28px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-sakura));
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 3px 14px;
  border-radius: 999px;
  box-shadow: 0 0 14px rgba(236, 72, 153, 0.5);
  letter-spacing: 0.04em;
}

.pricing-name {
  font-size: 1.3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 6px;
}

.pricing-audience {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 6px;
  line-height: 1;
  text-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.pricing-price span {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  text-shadow: none;
}

.pricing-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 26px;
}

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

.pricing-feature-item {
  font-size: 0.92rem;
  color: var(--text-body);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-feature-item::before {
  content: '✓';
  color: var(--color-cyan);
  font-weight: 700;
}

.pricing-feature-item:last-child {
  border-bottom: none;
}

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

/* ================= 10. FAQ 手风琴 ================= */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--bg-surface);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item:hover {
  border-color: rgba(99, 102, 241, 0.4);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--color-sky);
}

.faq-indicator {
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-sakura);
  transition: transform 0.25s ease;
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.75;
}

/* ================= 11. Final CTA (终极动漫召唤台) ================= */
.final-cta-section {
  padding: 76px 0;
  background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.22) 0%, rgba(10, 15, 28, 0.8) 75%);
  border-top: 1px solid var(--border-neon);
  border-bottom: 1px solid var(--border-neon);
  text-align: center;
  position: relative;
}

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

.final-cta-title {
  font-size: 2.2rem;
  color: #ffffff;
  font-weight: 900;
  margin-bottom: 16px;
  text-shadow: 0 0 30px rgba(99, 102, 241, 0.6);
}

.final-cta-desc {
  font-size: 1.08rem;
  color: #cbd5e1;
  margin-bottom: 32px;
}

/* ================= 12. 页脚 ================= */
.site-footer {
  background-color: rgba(6, 9, 18, 0.95);
  border-top: 1px solid var(--border-subtle);
  padding: 52px 0 34px;
  position: relative;
  z-index: 10;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 36px;
  margin-bottom: 38px;
  flex-wrap: wrap;
}

.footer-brand-info {
  max-width: 420px;
}

.footer-brand-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 12px;
  line-height: 1.65;
}

.footer-nav-groups {
  display: flex;
  gap: 52px;
}

.footer-nav-col h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 14px;
}

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

.footer-nav-col li {
  margin-bottom: 9px;
}

.footer-nav-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer-nav-col a:hover {
  color: var(--color-sky);
}

.footer-disclaimer-box {
  padding: 16px 20px;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  margin-bottom: 26px;
  font-size: 0.825rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* ================= 13. 移动端吸底 CTA ================= */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99;
  background-color: rgba(10, 15, 28, 0.95);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border-neon);
  padding: 10px 16px;
  box-shadow: 0 -4px 25px rgba(0, 0, 0, 0.6);
}

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

.mobile-sticky-meta {
  flex-grow: 1;
}

.mobile-sticky-brand {
  display: block;
  font-size: 0.92rem;
  font-weight: 800;
  color: #ffffff;
}

.mobile-sticky-tag {
  display: block;
  font-size: 0.78rem;
  color: var(--color-sky);
}

.mobile-sticky-btn {
  padding: 10px 22px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-sakura));
  color: #ffffff;
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 0 14px rgba(236, 72, 153, 0.5);
}

/* ================= 14. 互动特效悬浮 HUD 控制器 (Interactive FX Widget) ================= */
.anime-fx-control {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 98;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-light);
  border-radius: 999px;
  padding: 6px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45), var(--glow-primary);
  transition: all 0.25s ease;
}

.anime-fx-control:hover {
  border-color: var(--color-sakura);
  box-shadow: 0 4px 25px rgba(236, 72, 153, 0.45);
}

.fx-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-sky);
}

.fx-btn-toggle {
  background: rgba(99, 102, 241, 0.25);
  border: 1px solid rgba(99, 102, 241, 0.5);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.fx-btn-toggle:hover {
  background: rgba(236, 72, 153, 0.35);
  border-color: var(--color-sakura);
  box-shadow: 0 0 10px rgba(236, 72, 153, 0.5);
}

/* ================= 15. 文章与内页排版 ================= */
.article-page {
  padding: 52px 0 68px;
}

.article-container {
  max-width: 840px;
  margin: 0 auto;
  background-color: var(--bg-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 42px 48px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
}

.breadcrumbs {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

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

.article-h1 {
  font-size: 2.2rem;
  line-height: 1.3;
  color: #ffffff;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -0.015em;
  text-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.article-meta {
  display: flex;
  gap: 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.article-body {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text-body);
}

.article-lead {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #f1f5f9;
  margin-bottom: 26px;
  font-weight: 500;
  padding: 16px 20px;
  background: rgba(99, 102, 241, 0.1);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.article-body h2 {
  font-size: 1.55rem;
  color: #ffffff;
  font-weight: 700;
  margin: 38px 0 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.article-body h3 {
  font-size: 1.25rem;
  color: var(--color-sky);
  font-weight: 700;
  margin: 26px 0 12px;
}

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

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

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

.article-body strong {
  color: #ffffff;
}

.article-table-wrap {
  overflow-x: auto;
  margin: 24px 0;
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.article-table th,
.article-table td {
  padding: 14px 18px;
  border: 1px solid var(--border-subtle);
  text-align: left;
}

.article-table th {
  background-color: rgba(30, 41, 74, 0.65);
  color: #ffffff;
  font-weight: 700;
}

.article-faq-section {
  margin-top: 42px;
  padding-top: 26px;
  border-top: 1px solid var(--border-subtle);
}

.article-faq-item {
  margin-bottom: 20px;
}

.article-faq-q {
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.article-faq-a {
  font-size: 0.95rem;
  color: var(--text-body);
}

.article-cta-box {
  background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.22) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  text-align: center;
  margin: 44px 0 30px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4), var(--glow-primary);
}

.article-cta-box h3 {
  font-size: 1.4rem;
  color: #ffffff;
  margin-bottom: 10px;
}

.article-cta-box p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.article-crosslinks {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin-top: 34px;
}

.article-crosslinks h4 {
  font-size: 0.98rem;
  color: var(--color-sky);
  margin-bottom: 12px;
  font-weight: 700;
}

.article-crosslinks ul {
  list-style: square;
  margin-left: 20px;
  margin-bottom: 0;
}

.article-crosslinks li {
  margin-bottom: 8px;
  font-size: 0.92rem;
}

/* ================= 16. 指南目录卡片 ================= */
.guides-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  margin-top: 30px;
}

.guide-item-card {
  background-color: var(--bg-surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.guide-item-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-neon);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.45), var(--glow-primary);
}

.guide-item-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: #ffffff;
}

.guide-item-card h3 a {
  color: #ffffff;
}

.guide-item-card h3 a:hover {
  color: var(--color-sky);
}

.guide-item-meta {
  font-size: 0.85rem;
  color: var(--color-sakura-light);
  margin-bottom: 12px;
  font-weight: 600;
}

.guide-item-desc {
  font-size: 0.925rem;
  color: var(--text-body);
  flex-grow: 1;
  margin-bottom: 18px;
  line-height: 1.65;
}

.guide-item-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-cyan);
}

.guide-item-link:hover {
  color: var(--color-sakura-light);
}

/* ================= 17. 响应式断点与无障碍 ================= */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.25rem;
  }
  .features-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .pricing-card-featured {
    transform: none;
  }
  .pricing-card-featured:hover {
    transform: translateY(-4px);
  }
  .scenarios-grid,
  .guides-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: auto;
  }
  .header-inner {
    height: 58px;
  }
  .menu-toggle {
    display: block;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 58px;
    left: 0;
    right: 0;
    background-color: rgba(10, 15, 28, 0.98);
    border-bottom: 1px solid var(--border-neon);
    flex-direction: column;
    padding: 18px 20px;
    gap: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
  }
  .nav-links.nav-open {
    display: flex;
  }
  .nav-btn {
    width: 100%;
    text-align: center;
  }
  .hero-section {
    padding: 44px 0 38px;
  }
  .hero-title {
    font-size: 1.85rem;
  }
  .hero-desc {
    font-size: 1rem;
  }
  .hero-specs {
    flex-direction: column;
    gap: 18px;
  }
  .section-padding {
    padding: 48px 0;
  }
  .section-title {
    font-size: 1.55rem;
  }
  .article-container {
    padding: 24px 20px;
  }
  .article-h1 {
    font-size: 1.65rem;
  }
  .footer-top {
    flex-direction: column;
    gap: 26px;
  }
  .footer-nav-groups {
    flex-direction: column;
    gap: 26px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .mobile-sticky-bar.sticky-active {
    display: block;
  }
  body {
    padding-bottom: 68px;
  }
  .anime-fx-control {
    bottom: 74px;
    right: 16px;
    padding: 5px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  #animeCanvas {
    display: none !important;
  }
  .ambient-breath-orb {
    animation: none !important;
  }
}