/* ==========================================================================
   v2lnk (v2lnk.click) — Y2K 千禧液态铬金 · 酸性极光全息玻璃态视觉系统
   风格基因：Y2K Acid Aurora / Liquid Chrome / Holographic Violet Glassmorphism
   专属域名触感：Tactile .click Capsule UI & Click-to-Ping Interactive Telemetry
   色板：
     - 深邃宇宙梅紫背景: #0D071A (Deep Cosmic Plum-Indigo)
     - 星云紫抬升表面:   #160D2B (Nebula Violet Surface)
     - 全息磨砂玻璃卡片: #1E1238 / rgba(30, 18, 56, 0.78) (Frosted Holographic Glass)
     - 星芒纯白主文本:   #F8F5FF (Crisp Starlight White)
     - 柔薰衣草次级文本: #B8A9D9 (Soft Lavender Muted)
     - 星界暗紫辅助文本: #8472AD (Dim Astral Purple)
     - Y2K 酸性荧光青柠: #CCFF00 (Electric Acid Lime Primary & CTA, hover #B8E600)
     - 全息霓虹紫次强调: #A855F7 (Holographic Neon Violet)
     - 赛博泡泡糖粉高光: #EC4899 (Cyber Bubblegum Pink)
     - 极光虹彩边框:     rgba(204, 255, 0, 0.25) / #33205A
   ========================================================================== */

:root {
  --bg-cosmos: #0D071A;
  --bg-nebula: #160D2B;
  --bg-glass: #1E1238;
  --bg-glass-alpha: rgba(30, 18, 56, 0.78);
  --bg-glass-heavy: rgba(22, 13, 43, 0.9);
  --text-primary: #F8F5FF;
  --text-muted: #B8A9D9;
  --text-dim: #8472AD;
  --accent-lime: #CCFF00;
  --accent-lime-hover: #B8E600;
  --accent-violet: #A855F7;
  --accent-pink: #EC4899;
  --border-acid: rgba(204, 255, 0, 0.25);
  --border-violet: #33205A;
  --border-hologram: rgba(168, 85, 247, 0.42);
  --glow-lime: 0 0 24px rgba(204, 255, 0, 0.35);
  --glow-lime-strong: 0 0 32px rgba(204, 255, 0, 0.58);
  --glow-violet: 0 0 28px rgba(168, 85, 247, 0.32);
  --font-display: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-hud: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --shell-width: 1260px;
  --radius-card: 24px;
  --radius-sm: 16px;
  --radius-pill: 999px;
}

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

html {
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.68;
  color: var(--text-primary);
  background-color: var(--bg-cosmos);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@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 {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--bg-cosmos);
  background-image:
    radial-gradient(circle at 18% 12%, rgba(168, 85, 247, 0.20) 0%, transparent 45%),
    radial-gradient(circle at 82% 8%, rgba(204, 255, 0, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 50% 55%, rgba(236, 72, 153, 0.10) 0%, transparent 50%),
    radial-gradient(rgba(184, 169, 217, 0.12) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 28px 28px;
  color: var(--text-primary);
}

a {
  color: var(--accent-lime);
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}

a:hover {
  color: var(--accent-lime-hover);
  text-shadow: 0 0 12px rgba(204, 255, 0, 0.5);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-lime);
  outline-offset: 3px;
}

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

ul,
ol {
  list-style: none;
}

.layout-shell {
  width: 100%;
  max-width: var(--shell-width);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  top: -120px;
  left: 20px;
  background: var(--accent-lime);
  color: #0D071A;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  z-index: 1000;
  font-family: var(--font-hud);
  font-weight: 900;
  box-shadow: var(--glow-lime);
}

.skip-link:focus {
  top: 14px;
}

/* ==========================================================================
   Y2K 酸性极光顶部脉冲条 (Acid Aurora Top Status Bar)
   ========================================================================== */
.hud-telemetry-bar {
  background: linear-gradient(90deg, #120924 0%, #1B0F36 50%, #120924 100%);
  border-bottom: 1px solid var(--border-acid);
  padding: 8px 0;
  font-family: var(--font-hud);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.hud-telemetry-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
}

.hud-telemetry-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hud-telemetry-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--accent-lime);
  box-shadow: 0 0 10px var(--accent-lime), 0 0 20px var(--accent-lime);
  display: inline-block;
}

.hud-telemetry-gear {
  color: #0D071A;
  background: linear-gradient(135deg, var(--accent-lime) 0%, #99FF33 100%);
  font-weight: 900;
  border-radius: var(--radius-pill);
  padding: 1px 9px;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Y2K 触感胶囊按钮 (.click Tactile Pill Buttons)
   ========================================================================== */
.action-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 30px;
  font-family: var(--font-display);
  font-size: 0.96rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.02em;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1);
  text-decoration: none;
}

.action-btn--primary {
  background: var(--accent-lime);
  color: #0D071A;
  border-color: rgba(255, 255, 255, 0.45);
  box-shadow: var(--glow-lime), inset 0 2px 1px rgba(255, 255, 255, 0.65);
}

.action-btn--primary:hover {
  background: var(--accent-lime-hover);
  color: #0D071A;
  text-shadow: none;
  box-shadow: var(--glow-lime-strong), inset 0 2px 2px rgba(255, 255, 255, 0.8);
  transform: translateY(-2px) scale(1.02);
}

.action-btn--primary:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: 0 0 12px rgba(204, 255, 0, 0.3);
}

.action-btn--secondary {
  background: var(--bg-glass-alpha);
  color: var(--text-primary);
  border: 1px solid var(--border-acid);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 6px 20px rgba(13, 7, 26, 0.55), inset 0 1px 0 rgba(248, 245, 255, 0.14);
}

.action-btn--secondary:hover {
  background: rgba(168, 85, 247, 0.22);
  border-color: var(--accent-lime);
  color: var(--accent-lime);
  box-shadow: var(--glow-lime);
  transform: translateY(-2px);
}

.action-btn--compact {
  min-height: 42px;
  padding: 8px 20px;
  font-size: 0.88rem;
}

.action-btn--full {
  width: 100%;
}

/* ==========================================================================
   Header 千禧液态极光玻璃导航栏
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(13, 7, 26, 0.84);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-violet);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

.site-header__inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: var(--text-primary);
  font-weight: 900;
  font-size: 1.32rem;
  letter-spacing: 0.02em;
}

.site-header__brand:hover {
  color: var(--accent-lime);
}

.site-header__brand-hud {
  font-family: var(--font-hud);
  font-size: 0.7rem;
  color: #0D071A;
  background: linear-gradient(135deg, var(--accent-lime) 0%, #D8B4FE 100%);
  border-radius: var(--radius-pill);
  padding: 2px 9px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.site-header__nav {
  display: none;
}

.site-header__list {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(22, 13, 43, 0.75);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-pill);
  padding: 4px 6px;
}

.site-header__link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.92rem;
  border-radius: var(--radius-pill);
}

.site-header__link:hover,
.site-header__link--active {
  color: #0D071A;
  background: var(--accent-lime);
  text-shadow: none;
  box-shadow: 0 0 14px rgba(204, 255, 0, 0.4);
}

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

.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 8px;
  background: var(--bg-nebula);
  border: 1px solid var(--border-acid);
  border-radius: 50%;
  color: var(--accent-lime);
  cursor: pointer;
}

@media (min-width: 860px) {
  .site-header__nav {
    display: block;
  }
  .site-header__toggle {
    display: none;
  }
}

.site-header__drawer {
  display: none;
  background: var(--bg-nebula);
  border-bottom: 1px solid var(--border-acid);
  padding: 16px 20px 22px;
}

.site-header__drawer--open {
  display: block;
}

.site-header__drawer-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-header__drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  padding: 0 18px;
  background: var(--bg-glass);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  font-weight: 800;
}

.site-header__drawer-link:hover {
  border-color: var(--accent-lime);
  color: var(--accent-lime);
}

/* ==========================================================================
   Hero 首屏：Y2K 酸性极光全息座舱 + Click-to-Ping 实时节点脉冲舱
   ========================================================================== */
.hero-stage {
  padding: 44px 0 68px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-violet);
}

.cockpit-stage {
  background: linear-gradient(155deg, rgba(30, 18, 56, 0.86) 0%, rgba(13, 7, 26, 0.94) 100%);
  border: 1px solid var(--border-acid);
  border-radius: 32px;
  padding: 38px 22px 32px;
  position: relative;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.65),
    0 0 40px rgba(168, 85, 247, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

@media (min-width: 900px) {
  .cockpit-stage {
    padding: 56px 52px 44px;
  }
}

.cockpit-stage::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 3px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, transparent 0%, var(--accent-lime) 25%, var(--accent-violet) 55%, var(--accent-pink) 85%, transparent 100%);
}

.cockpit-stage__center {
  max-width: 880px;
  margin: 0 auto 36px;
  text-align: center;
}

.cockpit-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 18px;
  background: rgba(204, 255, 0, 0.12);
  border: 1px solid var(--border-acid);
  border-radius: var(--radius-pill);
  color: var(--accent-lime);
  font-family: var(--font-hud);
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 22px;
  box-shadow: 0 0 20px rgba(204, 255, 0, 0.16);
}

.hero-stage__title {
  font-size: clamp(2.1rem, 4.8vw, 3.5rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-shadow: 0 0 32px rgba(168, 85, 247, 0.45);
  margin-bottom: 20px;
}

.hero-stage__subtitle {
  font-size: 1.12rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 68ch;
  margin: 0 auto 32px;
}

.hero-stage__cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 36px;
}

/* Y2K 酸性极光全息遥测交互舱 (Acid Aurora Click-to-Ping Telemetry Console) */
.cockpit-telemetry-hud {
  background: rgba(13, 7, 26, 0.82);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  margin-top: 10px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.hud-mode-selector {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-violet);
}

.hud-mode-selector__label {
  font-family: var(--font-hud);
  font-size: 0.84rem;
  color: var(--accent-lime);
  font-weight: 800;
}

.hud-mode-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hud-mode-btn {
  min-height: 40px;
  padding: 8px 18px;
  background: var(--bg-nebula);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-pill);
  color: var(--text-muted);
  font-family: var(--font-hud);
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.18s ease;
}

.hud-mode-btn--active,
.hud-mode-btn:hover {
  background: var(--accent-lime);
  border-color: var(--accent-lime);
  color: #0D071A;
  box-shadow: var(--glow-lime);
}

.hud-gauge-canvas {
  background: linear-gradient(180deg, #120924 0%, #0A0514 100%);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 20px;
}

.hud-telemetry-readout {
  background: linear-gradient(90deg, rgba(204, 255, 0, 0.10) 0%, rgba(168, 85, 247, 0.10) 100%);
  border: 1px solid var(--border-acid);
  border-left: 4px solid var(--accent-lime);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 20px;
  font-family: var(--font-hud);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hud-telemetry-readout__title {
  color: var(--accent-lime);
  font-weight: 800;
  font-size: 0.94rem;
  margin-bottom: 4px;
}

.hud-telemetry-readout__desc {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.hud-origin-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (min-width: 860px) {
  .hud-origin-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.hud-origin-card {
  background: var(--bg-glass-alpha);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-sm);
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.hud-origin-card:hover,
.hud-origin-card--pinging {
  border-color: var(--accent-lime);
  box-shadow: 0 0 20px rgba(204, 255, 0, 0.22);
  transform: translateY(-2px);
}

.hud-origin-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
}

.hud-origin-card__city {
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.hud-origin-card__ping {
  font-family: var(--font-hud);
  font-size: 0.75rem;
  font-weight: 800;
  color: #0D071A;
  background: var(--accent-lime);
  border-radius: var(--radius-pill);
  padding: 2px 8px;
}

.hud-origin-card__text {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ==========================================================================
   全站模块标题通式 (Y2K Acid Aurora Section Header)
   ========================================================================== */
.section-block {
  padding: 76px 0;
  border-bottom: 1px solid var(--border-violet);
}

.sector-header {
  margin-bottom: 46px;
}

.sector-header--center {
  text-align: center;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.sector-flag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-hud);
  font-size: 0.8rem;
  color: var(--accent-lime);
  background: rgba(204, 255, 0, 0.1);
  border: 1px solid var(--border-acid);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  font-weight: 800;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.sector-header__title {
  font-size: clamp(1.75rem, 3.2vw, 2.45rem);
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 12px;
}

.sector-header__lead {
  font-size: 1.04rem;
  color: var(--text-muted);
}

/* ==========================================================================
   CLICK 01: 闪付订阅能量舱 (Interactive Multi-Cycle Pricing Capsules)
   ========================================================================== */
.pricing-trim-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: stretch;
}

@media (min-width: 920px) {
  .pricing-trim-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.trim-sheet {
  background: var(--bg-glass-alpha);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all 0.25s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.trim-sheet:hover {
  border-color: var(--border-acid);
  transform: translateY(-4px);
}

.trim-sheet--featured {
  background: linear-gradient(160deg, rgba(45, 24, 84, 0.92) 0%, rgba(22, 13, 43, 0.96) 100%);
  border: 2px solid var(--accent-lime);
  box-shadow: var(--glow-lime), 0 20px 50px rgba(0, 0, 0, 0.6);
  transform: translateY(-6px);
}

.trim-sheet--featured:hover {
  transform: translateY(-9px);
}

.trim-sheet__badge {
  position: absolute;
  top: 16px;
  right: 18px;
  background: linear-gradient(135deg, var(--accent-lime) 0%, #99FF33 100%);
  color: #0D071A;
  font-family: var(--font-hud);
  font-size: 0.74rem;
  font-weight: 900;
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  box-shadow: 0 0 16px rgba(204, 255, 0, 0.4);
}

.trim-sheet__tag {
  font-family: var(--font-hud);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-violet);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.trim-sheet--featured .trim-sheet__tag {
  color: var(--accent-lime);
}

.trim-sheet__title {
  font-size: 1.55rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.trim-sheet__cost-box {
  background: rgba(13, 7, 26, 0.75);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin-bottom: 22px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.trim-sheet--featured .trim-sheet__cost-box {
  border-color: var(--border-acid);
}

.trim-sheet__price {
  font-size: 2.35rem;
  font-weight: 900;
  color: var(--text-primary);
  font-family: var(--font-hud);
}

.trim-sheet--featured .trim-sheet__price {
  color: var(--accent-lime);
}

.trim-sheet__period {
  font-family: var(--font-hud);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.trim-sheet__features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.trim-sheet__feature-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.93rem;
  color: var(--text-muted);
}

.trim-sheet__bullet {
  color: var(--accent-lime);
  font-weight: 900;
}

/* ==========================================================================
   CLICK 02: 四维极光加速引擎 (4 Core Features Bento Grid)
   ========================================================================== */
.powertrain-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .powertrain-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.powertrain-card {
  background: var(--bg-glass-alpha);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: all 0.22s ease;
}

.powertrain-card:hover {
  border-color: var(--border-acid);
  box-shadow: var(--glow-violet);
  transform: translateY(-3px);
}

.powertrain-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent-lime) 0%, var(--accent-violet) 100%);
}

.powertrain-card__num {
  font-family: var(--font-hud);
  font-size: 2rem;
  font-weight: 900;
  color: rgba(204, 255, 0, 0.14);
  position: absolute;
  top: 16px;
  right: 22px;
}

.powertrain-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(204, 255, 0, 0.12);
  border: 1px solid var(--border-acid);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-lime);
  margin-bottom: 18px;
}

.powertrain-card__title {
  font-size: 1.24rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.powertrain-card__desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.72;
}

/* ==========================================================================
   CLICK 03: AI 超算与创意工作流直连 (6 AI Tool Cards)
   ========================================================================== */
.ai-hud-rack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .ai-hud-rack {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ai-hud-rack {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ai-hud-tile {
  background: var(--bg-glass-alpha);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.ai-hud-tile:hover {
  border-color: var(--accent-lime);
  box-shadow: 0 10px 28px rgba(168, 85, 247, 0.25);
  transform: translateY(-3px);
}

.ai-hud-tile__badge {
  display: inline-flex;
  align-self: flex-start;
  font-family: var(--font-hud);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent-pink);
  background: rgba(236, 72, 153, 0.14);
  border: 1px solid rgba(236, 72, 153, 0.35);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
  margin-bottom: 12px;
}

.ai-hud-tile__name {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.ai-hud-tile__desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==========================================================================
   CLICK 04: 全息流媒体视听宇宙 (6 Streaming Cards)
   ========================================================================== */
.cinema-pit-wall {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 640px) {
  .cinema-pit-wall {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .cinema-pit-wall {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pit-screen {
  background: linear-gradient(155deg, rgba(30, 18, 56, 0.85) 0%, rgba(16, 9, 32, 0.92) 100%);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.22s ease;
}

.pit-screen:hover {
  border-color: var(--accent-lime);
  box-shadow: var(--glow-lime);
  transform: translateY(-3px);
}

.pit-screen__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.pit-screen__brand {
  font-size: 1.16rem;
  font-weight: 900;
  color: var(--text-primary);
  margin: 0;
}

.pit-screen__fps {
  font-family: var(--font-hud);
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--accent-lime);
  background: rgba(204, 255, 0, 0.1);
  border: 1px solid var(--border-acid);
  border-radius: var(--radius-pill);
  padding: 2px 9px;
  white-space: nowrap;
}

.pit-screen__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.68;
  margin-bottom: 16px;
}

.pit-screen__telemetry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-hud);
  font-size: 0.76rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border-violet);
  padding-top: 12px;
}

/* ==========================================================================
   CLICK 05: 全天候数字游民与极客场景 (4 Use-Case Cards)
   ========================================================================== */
.lemans-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 680px) {
  .lemans-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1040px) {
  .lemans-timeline {
    grid-template-columns: repeat(4, 1fr);
  }
}

.lemans-card {
  background: var(--bg-glass-alpha);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all 0.2s ease;
}

.lemans-card:hover {
  border-color: var(--accent-violet);
  box-shadow: var(--glow-violet);
}

.lemans-card__clock {
  font-family: var(--font-hud);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-pink);
  margin-bottom: 12px;
}

.lemans-card__title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.lemans-card__text {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.68;
}

.lemans-card__telemetry {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border-violet);
  font-family: var(--font-hud);
  font-size: 0.76rem;
  color: var(--accent-lime);
}

/* ==========================================================================
   CLICK 06: 为什么极客玩家首选 v2lnk.click (3 Differentiator Blocks)
   ========================================================================== */
.dyno-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .dyno-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.dyno-card {
  background: var(--bg-glass-alpha);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  transition: all 0.2s ease;
}

.dyno-card:hover {
  border-color: var(--border-acid);
  transform: translateY(-3px);
}

.dyno-card__metric {
  font-family: var(--font-hud);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent-lime);
  margin-bottom: 10px;
}

.dyno-card__title {
  font-size: 1.22rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.dyno-card__desc {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.68;
}

/* ==========================================================================
   CLICK 07: 疑问秒答胶囊舱 (6 FAQ Items)
   ========================================================================== */
.pit-faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pit-faq-item {
  background: var(--bg-glass-alpha);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.pit-faq-item:hover {
  border-color: var(--border-acid);
}

.pit-faq-trigger {
  width: 100%;
  min-height: 58px;
  padding: 18px 24px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
}

.pit-faq-trigger:hover {
  color: var(--accent-lime);
}

.pit-faq-indicator {
  font-family: var(--font-hud);
  font-size: 1.25rem;
  color: var(--accent-lime);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(204, 255, 0, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pit-faq-panel {
  padding: 16px 24px 22px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  border-top: 1px solid var(--border-violet);
  background: rgba(13, 7, 26, 0.65);
}

.pit-faq-panel[hidden] {
  display: none;
}

/* ==========================================================================
   CLICK 08: 一键闪连发射台 (Final CTA Capsule Banner)
   ========================================================================== */
.final-cta {
  padding: 72px 0;
  background: radial-gradient(circle at 50% 50%, rgba(168, 85, 247, 0.20) 0%, rgba(13, 7, 26, 0.96) 75%);
  border-top: 1px solid var(--border-acid);
}

.final-cta__cockpit-box {
  background: linear-gradient(135deg, rgba(30, 18, 56, 0.92) 0%, rgba(22, 13, 43, 0.95) 100%);
  border: 2px solid var(--border-acid);
  border-radius: 28px;
  padding: 38px 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--glow-lime), 0 20px 50px rgba(0, 0, 0, 0.55);
}

@media (min-width: 768px) {
  .final-cta__cockpit-box {
    flex-direction: row;
    align-items: center;
    padding: 46px 52px;
  }
}

.final-cta__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.final-cta__desc {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ==========================================================================
   极客指南页与 12 个子页面统一 Y2K 酸性极光全息玻璃排版
   ========================================================================== */
.breadcrumb-bar {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-violet);
  background-color: var(--bg-nebula);
  font-family: var(--font-hud);
  font-size: 0.84rem;
}

.breadcrumb-bar__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
}

.breadcrumb-bar__link {
  color: var(--text-primary);
  font-weight: 800;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.breadcrumb-bar__link:hover {
  color: var(--accent-lime);
}

/* 指南汇总页卡片网格 */
.manual-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .manual-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1040px) {
  .manual-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.manual-card {
  background: var(--bg-glass-alpha);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.22s ease;
}

.manual-card:hover {
  border-color: var(--accent-lime);
  box-shadow: var(--glow-lime);
  transform: translateY(-4px);
}

.manual-card__thumb {
  background: #0A0514;
  border-bottom: 1px solid var(--border-violet);
  padding: 18px;
}

.manual-card__body {
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.manual-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-hud);
  font-size: 0.76rem;
  color: var(--accent-lime);
  margin-bottom: 10px;
}

.manual-card__title {
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.38;
  margin-bottom: 12px;
}

.manual-card__title a {
  color: var(--text-primary);
}

.manual-card__title a:hover {
  color: var(--accent-lime);
}

.manual-card__excerpt {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.68;
  margin-bottom: 20px;
}

/* 文章与合规页全息阅读舱 */
.article-layout {
  padding: 48px 0 80px;
}

.article-container {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-glass-alpha);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-acid);
  border-radius: 28px;
  padding: 34px 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

@media (min-width: 768px) {
  .article-container {
    padding: 50px 54px;
  }
}

.article-header {
  border-bottom: 1px solid var(--border-violet);
  padding-bottom: 24px;
  margin-bottom: 30px;
}

.article-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-hud);
  font-size: 0.8rem;
  color: var(--accent-lime);
  margin-bottom: 14px;
}

.article-header__title {
  font-size: clamp(1.7rem, 3.4vw, 2.35rem);
  font-weight: 900;
  line-height: 1.3;
  color: var(--text-primary);
}

.article-content > p:first-of-type {
  font-size: 1.08rem;
  color: var(--text-primary);
  background: linear-gradient(90deg, rgba(204, 255, 0, 0.08) 0%, rgba(168, 85, 247, 0.08) 100%);
  border-left: 4px solid var(--accent-lime);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 18px 20px;
  margin-bottom: 26px;
}

.article-content p {
  margin-bottom: 18px;
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.85;
}

.article-content h2 {
  font-size: 1.38rem;
  font-weight: 900;
  color: var(--text-primary);
  margin: 40px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-violet);
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-content h2::before {
  content: "✦";
  color: var(--accent-lime);
  font-family: var(--font-hud);
}

.article-content h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 24px 0 10px;
}

.article-content ul,
.article-content ol {
  margin: 0 0 22px 22px;
  color: var(--text-muted);
}

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

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

.article-content li {
  margin-bottom: 10px;
  line-height: 1.78;
}

.article-content strong {
  color: var(--text-primary);
}

.article-callout {
  background: rgba(13, 7, 26, 0.78);
  border: 1px solid var(--border-acid);
  border-left: 4px solid var(--accent-violet);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  margin: 30px 0;
}

.article-callout p,
.article-callout li {
  color: var(--text-primary);
  margin-bottom: 6px;
}

.article-cta-box {
  margin-top: 40px;
  padding: 32px 28px;
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.22) 0%, rgba(22, 13, 43, 0.95) 100%);
  border: 1px solid var(--accent-lime);
  border-radius: var(--radius-card);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  box-shadow: var(--glow-lime);
}

.article-related {
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid var(--border-violet);
}

.article-related__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 14px;
}

.article-related__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding: 10px 18px;
  background: var(--bg-nebula);
  border: 1px solid var(--border-violet);
  border-radius: var(--radius-pill);
  font-weight: 800;
  color: var(--text-primary);
}

.article-related__link:hover {
  border-color: var(--accent-lime);
  color: var(--accent-lime);
}

/* ==========================================================================
   Footer 极光页脚与移动端吸底闪连胶囊栏
   ========================================================================== */
.site-footer {
  margin-top: auto;
  background-color: #090413;
  border-top: 1px solid var(--border-violet);
  padding: 44px 0 94px;
}

@media (min-width: 768px) {
  .site-footer {
    padding: 50px 0;
  }
}

.site-footer__top {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-violet);
}

@media (min-width: 768px) {
  .site-footer__top {
    flex-direction: row;
    align-items: center;
  }
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.site-footer__link {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.site-footer__link:hover {
  color: var(--accent-lime);
}

.site-footer__bottom {
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-hud);
  font-size: 0.84rem;
  color: var(--text-dim);
}

.sticky-bar {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 90;
  background-color: rgba(22, 13, 43, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--accent-lime);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: var(--glow-lime);
  transform: translateY(130%);
  transition: transform 0.22s ease;
}

.sticky-bar--visible {
  transform: translateY(0);
}

.sticky-bar__text {
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .sticky-bar {
    display: none;
  }
}