/* ==========================================================================
   TNTCloud - Defusal-Console Cybernetic Tactical Stylesheet
   Palette: Military Matte Case Black (#0d0e12), 7-Segment Digital Red (#ff2a2a),
   Tactical Wire Yellow (#f59e0b), Terminal Phosphor Green (#10b981).
   Tactical Ordnance Console Layout & Wire-Pulse Micro-Interactions
   ========================================================================== */

/* --- Custom Digital 7-Segment / Monospace System --- */
@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@500;700;800;900&family=JetBrains+Mono:wght@400;600;700&display=swap');

:root {
  /* Common Tactical Constants */
  --font-console: 'Orbitron', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-digital: 'Share Tech Mono', 'JetBrains Mono', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Default Day Mode (Tactical Lab Titanium Deck) */
  --bunker-bg: #f2f5f9;
  --bunker-bg-alt: #e5ebf3;
  --bunker-surface: #ffffff;
  --bunker-surface-card: #f8fafc;
  --bunker-surface-plate: #edf2f7;
  
  --border-console: #cbd5e1;
  --border-highlight: #94a3b8;
  --border-dashed: rgba(100, 116, 139, 0.35);

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-stencil: #475569;

  /* Signal & Tactical Conduit Wires */
  --wire-red: #dc2626;
  --wire-red-glow: rgba(220, 38, 38, 0.35);
  --wire-yellow: #d97706;
  --wire-yellow-glow: rgba(217, 119, 6, 0.35);
  --wire-green: #059669;
  --wire-green-glow: rgba(5, 150, 105, 0.35);
  --wire-cyan: #0284c7;

  /* Primary Button / Gradient */
  --btn-primary-bg: #dc2626;
  --btn-primary-hover: #b91c1c;
  --btn-primary-text: #ffffff;
  --btn-shadow: 0 4px 16px rgba(220, 38, 38, 0.3);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-console: 0 16px 36px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(15, 23, 42, 0.06);

  --hazard-stripe: repeating-linear-gradient(
    -45deg,
    rgba(217, 119, 6, 0.1),
    rgba(217, 119, 6, 0.1) 10px,
    transparent 10px,
    transparent 20px
  );

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  --transition-tactical: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Bunker Night Stealth Palette (Prompt Exact Match: #0d0e12) */
[data-theme="dark"] {
  --bunker-bg: #0d0e12;
  --bunker-bg-alt: #13161f;
  --bunker-surface: #151824;
  --bunker-surface-card: #191e2e;
  --bunker-surface-plate: #1d2336;

  --border-console: #2a3147;
  --border-highlight: #3e4868;
  --border-dashed: rgba(255, 255, 255, 0.12);

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #8492a6;
  --text-stencil: #62728d;

  /* Vivid Phosphor & Digital Wire Lights */
  --wire-red: #ff2a2a;
  --wire-red-glow: rgba(255, 42, 42, 0.5);
  --wire-yellow: #f59e0b;
  --wire-yellow-glow: rgba(245, 158, 11, 0.5);
  --wire-green: #10b981;
  --wire-green-glow: rgba(16, 185, 129, 0.5);
  --wire-cyan: #06b6d4;

  --btn-primary-bg: #ff2a2a;
  --btn-primary-hover: #ff4545;
  --btn-primary-text: #ffffff;
  --btn-shadow: 0 0 20px rgba(255, 42, 42, 0.45);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.6);
  --shadow-console: 0 20px 45px rgba(0, 0, 0, 0.8), 0 0 0 1px #2a3147;

  --hazard-stripe: repeating-linear-gradient(
    -45deg,
    rgba(245, 158, 11, 0.08),
    rgba(245, 158, 11, 0.08) 10px,
    transparent 10px,
    transparent 20px
  );
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bunker-bg);
  color: var(--text-secondary);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background-color 0.28s ease, color 0.28s ease;
  position: relative;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(255, 42, 42, 0.05) 0%, transparent 60%),
    linear-gradient(to right, rgba(120, 120, 120, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120, 120, 120, 0.04) 1px, transparent 1px);
  background-size: 100% 100%, 36px 36px, 36px 36px;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Stencil & Tactical Indicators */
.stencil-label {
  font-family: var(--font-digital);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-stencil);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.stencil-label::before {
  content: "[";
  color: var(--wire-yellow);
}
.stencil-label::after {
  content: "]";
  color: var(--wire-yellow);
}

/* Digital 7-Segment / Terminal Readout font */
.mono-num {
  font-family: var(--font-digital);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* Screws & Corner Brackets */
.rivet-corner {
  position: relative;
}
.rivet-corner::before,
.rivet-corner::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--border-console);
  box-shadow: inset 0 1px 1px rgba(0,0,0,0.5);
}
.rivet-corner::before { top: 10px; left: 10px; }
.rivet-corner::after { top: 10px; right: 10px; }

/* ==========================================================================
   Header & Tactical Diagnostic Nav Deck
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background-color: var(--bunker-surface);
  border-bottom: 2px solid var(--border-console);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-tactical);
}

.site-header .container {
  max-width: 1400px;
  padding: 0 20px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 12px;
}

/* Brand Logo with Tactical Detonator Vibe */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-console);
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}

.brand-detonator-core {
  width: 42px;
  height: 42px;
  background: var(--bunker-surface-plate);
  border: 2px solid var(--wire-red);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 12px var(--wire-red-glow);
  color: var(--wire-red);
}

.brand-detonator-core::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--wire-yellow);
  bottom: 3px;
  right: 3px;
  box-shadow: 0 0 6px var(--wire-yellow);
  animation: radarBlink 1.4s infinite;
}

@keyframes radarBlink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.8); }
}

.brand-name-wrap {
  display: flex;
  flex-direction: column;
}

.brand-title-text {
  line-height: 1.1;
  font-size: 1.25rem;
}

.brand-subcode {
  font-family: var(--font-digital);
  font-size: 0.68rem;
  color: var(--wire-green);
  letter-spacing: 0.12em;
}

/* Navigation Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(6px, 1.1vw, 16px);
  list-style: none;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-link {
  font-family: var(--font-digital);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 4px;
  position: relative;
  transition: var(--transition-tactical);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  flex-shrink: 0;
  word-break: keep-all;
}

.nav-link:hover,
.nav-link.active {
  color: var(--wire-red);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--wire-red);
  box-shadow: 0 0 8px var(--wire-red);
  transition: var(--transition-tactical);
}

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

/* Special Badge for '推荐资讯' */
.nav-link-news {
  color: var(--wire-yellow);
  background: rgba(245, 158, 11, 0.08);
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--wire-yellow);
  white-space: nowrap;
  flex-shrink: 0;
  word-break: keep-all;
}

.nav-link-news:hover {
  background: rgba(245, 158, 11, 0.18);
  color: #ffffff;
  border-color: var(--wire-yellow);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

/* Tactical Precision Day/Night Switcher */
.tactical-theme-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  cursor: pointer;
  outline: none;
  transition: var(--transition-tactical);
  color: var(--text-secondary);
  font-family: var(--font-digital);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  word-break: keep-all;
}

.tactical-theme-switch:hover {
  border-color: var(--wire-red);
  color: var(--wire-red);
  box-shadow: 0 0 10px var(--wire-red-glow);
}

.switch-led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--wire-green);
  box-shadow: 0 0 6px var(--wire-green);
  flex-shrink: 0;
}

[data-theme="dark"] .switch-led {
  background: var(--wire-red);
  box-shadow: 0 0 8px var(--wire-red);
}

.switch-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.switch-icon svg {
  width: 16px;
  height: 16px;
}

.icon-sun { display: none; }
.icon-moon { display: block; }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

/* Tactical CTA Button */
.btn-tactical {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text) !important;
  text-decoration: none;
  font-family: var(--font-console);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: var(--btn-shadow);
  cursor: pointer;
  transition: var(--transition-tactical);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  flex-shrink: 0;
  word-break: keep-all;
}

.btn-tactical:hover {
  background-color: var(--btn-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 24px var(--wire-red-glow);
}

.btn-tactical::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-25deg);
  transition: 0.5s;
}

.btn-tactical:hover::before {
  left: 150%;
}

.btn-tactical-outline {
  background: transparent;
  color: var(--text-primary) !important;
  border: 1px solid var(--border-console);
  box-shadow: none;
}

.btn-tactical-outline:hover {
  border-color: var(--wire-yellow);
  color: var(--wire-yellow) !important;
  background: rgba(245, 158, 11, 0.08);
  box-shadow: 0 0 16px var(--wire-yellow-glow);
}

.mobile-nav-toggle {
  display: none;
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  padding: 8px;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
}

/* ==========================================================================
   Hero Section - Tactical Bomb-Defusal Console Deck
   ========================================================================== */
.hero-section {
  padding: 60px 0 70px;
  position: relative;
}

.hero-banner-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 18px;
  background: var(--bunker-surface);
  border: 1px solid var(--border-console);
  border-left: 4px solid var(--wire-red);
  border-radius: var(--radius-sm);
  margin-bottom: 30px;
  font-family: var(--font-digital);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 12px;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--wire-green);
  font-weight: 700;
}

.live-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--wire-green);
  box-shadow: 0 0 8px var(--wire-green);
  animation: pulseDot 1.6s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-header-content {
  text-align: center;
  max-width: 960px;
  margin: 0 auto 40px;
}

.hero-headline {
  font-family: var(--font-console);
  font-size: clamp(2.1rem, 4.5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.brand-highlight {
  color: var(--wire-red);
  text-shadow: 0 0 18px var(--wire-red-glow);
  position: relative;
  display: inline-block;
}

.hero-subheadline {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.hero-intro-text {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 820px;
  margin: 0 auto 32px;
}

.hero-actions-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Ordnance Console Diagnostic Deck --- */
.defusal-console-deck {
  background: var(--bunker-surface);
  border: 2px solid var(--border-console);
  border-radius: var(--radius-md);
  padding: 30px;
  box-shadow: var(--shadow-console);
  margin-top: 50px;
  position: relative;
}

.console-top-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px dashed var(--border-console);
  padding-bottom: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.console-title-tag {
  font-family: var(--font-console);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.hazard-strip-badge {
  padding: 4px 12px;
  background: var(--hazard-stripe);
  border: 1px solid var(--wire-yellow);
  color: var(--wire-yellow);
  font-family: var(--font-digital);
  font-size: 0.76rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* 7-Segment Digital Countdown & Microsecond Ticker */
.seven-seg-box {
  background: #000000;
  border: 2px solid #2a3147;
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.8);
}

.seg-label {
  font-family: var(--font-digital);
  font-size: 0.75rem;
  color: #64748b;
  text-transform: uppercase;
}

.seg-clock {
  font-family: var(--font-digital);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--wire-red);
  text-shadow: 0 0 10px rgba(255, 42, 42, 0.7);
  letter-spacing: 0.08em;
}

.seg-clock-ms {
  font-size: 1.15rem;
  color: var(--wire-yellow);
}

/* Color-Coded Tactical Wire Conduits */
.wire-conduit-section {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.wire-tunnel-card {
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  padding: 20px;
  position: relative;
  cursor: pointer;
  transition: var(--transition-tactical);
  overflow: hidden;
}

.wire-tunnel-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* Wire Trace SVG Pulse Line */
.conduit-wire-svg {
  width: 100%;
  height: 28px;
  margin: 12px 0;
  overflow: visible;
}

.wire-path {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
  transition: stroke 0.3s ease;
}

.wire-pulse {
  fill: none;
  stroke: #ffffff;
  stroke-width: 5;
  stroke-dasharray: 20 180;
  stroke-dashoffset: 200;
  opacity: 0;
  pointer-events: none;
}

.wire-tunnel-card:hover .wire-pulse {
  opacity: 1;
  animation: wirePulseFire 1s infinite linear;
}

@keyframes wirePulseFire {
  0% { stroke-dashoffset: 200; }
  100% { stroke-dashoffset: 0; }
}

/* Specific Wire Color Coding */
.card-wire-red { border-top: 3px solid var(--wire-red); }
.card-wire-red .wire-path { stroke: var(--wire-red); }
.card-wire-red:hover { border-color: var(--wire-red); box-shadow: 0 0 20px var(--wire-red-glow); }

.card-wire-yellow { border-top: 3px solid var(--wire-yellow); }
.card-wire-yellow .wire-path { stroke: var(--wire-yellow); }
.card-wire-yellow:hover { border-color: var(--wire-yellow); box-shadow: 0 0 20px var(--wire-yellow-glow); }

.card-wire-green { border-top: 3px solid var(--wire-green); }
.card-wire-green .wire-path { stroke: var(--wire-green); }
.card-wire-green:hover { border-color: var(--wire-green); box-shadow: 0 0 20px var(--wire-green-glow); }

.wire-card-title {
  font-family: var(--font-console);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wire-ping-badge {
  font-family: var(--font-digital);
  font-size: 0.82rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.3);
  font-weight: 700;
}

.wire-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Solenoid Mechanical Activation Bar */
.activation-switch-bar {
  background: var(--bunker-surface-card);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

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

.solenoid-led {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--wire-green);
  box-shadow: 0 0 10px var(--wire-green);
  border: 2px solid rgba(0,0,0,0.4);
}

.solenoid-text-main {
  font-family: var(--font-console);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.solenoid-text-sub {
  font-family: var(--font-digital);
  font-size: 0.78rem;
  color: var(--wire-green);
}

/* Heavy Mechanical Toggle Button */
.mechanical-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(180deg, #2b3245 0%, #171c28 100%);
  border: 2px solid var(--border-highlight);
  border-radius: var(--radius-sm);
  padding: 10px 24px;
  color: #ffffff;
  font-family: var(--font-console);
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
  position: relative;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.2), 0 4px 10px rgba(0,0,0,0.5);
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}

.mechanical-toggle-btn:active {
  transform: translateY(2px);
  box-shadow: inset 0 3px 6px rgba(0,0,0,0.8);
}

.mechanical-toggle-btn.engaged {
  border-color: var(--wire-red);
  background: linear-gradient(180deg, #ff2a2a 0%, #a61212 100%);
  box-shadow: 0 0 20px var(--wire-red-glow);
}

/* ==========================================================================
   Section Commonalities & Stencil Headings
   ========================================================================== */
.section {
  padding: 90px 0;
  position: relative;
}

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

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 55px;
}

.section-tag {
  font-family: var(--font-digital);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--wire-red);
  display: inline-block;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-console);
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-transform: uppercase;
}

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

/* ==========================================================================
   Core Advantages (3 Graphic Cards)
   ========================================================================== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.advantage-card {
  background: var(--bunker-surface);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-md);
  padding: 34px 26px;
  position: relative;
  transition: var(--transition-tactical);
  display: flex;
  flex-direction: column;
}

.advantage-card:hover {
  transform: translateY(-6px);
  border-color: var(--wire-red);
  box-shadow: var(--shadow-md), 0 0 16px var(--wire-red-glow);
}

.card-stencil-code {
  position: absolute;
  top: 18px;
  right: 20px;
  font-family: var(--font-digital);
  font-size: 0.72rem;
  color: var(--text-stencil);
}

.advantage-icon-box {
  width: 56px;
  height: 56px;
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wire-red);
  margin-bottom: 22px;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.advantage-card:nth-child(2) .advantage-icon-box { color: var(--wire-yellow); }
.advantage-card:nth-child(3) .advantage-icon-box { color: var(--wire-green); }

.advantage-title {
  font-family: var(--font-console);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.advantage-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
  flex-grow: 1;
}

.advantage-checklist {
  list-style: none;
  border-top: 1px dashed var(--border-console);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.advantage-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.advantage-check-item svg {
  color: var(--wire-green);
  flex-shrink: 0;
}

/* ==========================================================================
   Showcase Cards: Streaming & AI Support Cards
   ========================================================================== */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.showcase-card {
  background: var(--bunker-surface);
  border: 2px solid var(--border-console);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  position: relative;
  transition: var(--transition-tactical);
  box-shadow: var(--shadow-sm);
}

.showcase-card:hover {
  transform: translateY(-4px);
  border-color: var(--wire-red);
  box-shadow: var(--shadow-md), 0 0 20px var(--wire-red-glow);
}

.showcase-card:last-child:hover {
  border-color: var(--wire-yellow);
  box-shadow: var(--shadow-md), 0 0 20px var(--wire-yellow-glow);
}

.showcase-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-digital);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-stream {
  background: rgba(220, 38, 38, 0.12);
  color: var(--wire-red);
  border: 1px solid var(--wire-red);
}

.badge-ai {
  background: rgba(245, 158, 11, 0.12);
  color: var(--wire-yellow);
  border: 1px solid var(--wire-yellow);
}

.showcase-title {
  font-family: var(--font-console);
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.showcase-desc {
  font-size: 0.96rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}

.tactical-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.t-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  font-family: var(--font-digital);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-tactical);
  white-space: nowrap;
}

.t-chip:hover {
  border-color: var(--wire-green);
  color: var(--text-primary);
}

.t-chip-led {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--wire-green);
  box-shadow: 0 0 6px var(--wire-green);
}

.showcase-telemetry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--bunker-surface-plate);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-console);
  font-family: var(--font-digital);
  font-size: 0.85rem;
}

/* ==========================================================================
   Realistic Pricing Comparison Table (真实套餐对比表)
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bunker-surface);
  border: 2px solid var(--border-console);
  border-radius: var(--radius-md);
  padding: 38px 28px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: var(--transition-tactical);
}

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

.pricing-card.featured {
  border-color: var(--wire-red);
  box-shadow: var(--shadow-console), 0 0 25px var(--wire-red-glow);
  transform: scale(1.03);
  z-index: 2;
}

.pricing-card.featured:hover {
  transform: scale(1.03) translateY(-5px);
}

.featured-detonator-ribbon {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--wire-red);
  color: #ffffff;
  padding: 5px 20px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 14px var(--wire-red-glow);
  white-space: nowrap;
  word-break: keep-all;
  z-index: 10;
}

.pricing-header {
  text-align: center;
  padding-bottom: 22px;
  border-bottom: 1px dashed var(--border-console);
  margin-bottom: 24px;
}

.pricing-plan-name {
  font-family: var(--font-console);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.pricing-plan-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.pricing-price-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.price-currency {
  font-family: var(--font-console);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--wire-red);
}

.price-digits {
  font-family: var(--font-digital);
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
}

.price-unit {
  font-family: var(--font-digital);
  font-size: 0.88rem;
  color: var(--text-muted);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 30px;
  flex-grow: 1;
}

.pricing-feature-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.pricing-feature-row svg {
  color: var(--wire-green);
  flex-shrink: 0;
}

.pricing-feature-row.muted {
  color: var(--text-muted);
  text-decoration: line-through;
}

.pricing-feature-row.muted svg {
  color: var(--text-muted);
}

/* ==========================================================================
   User Testimonials Section
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.testimonial-card {
  background: var(--bunker-surface);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-tactical);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: var(--wire-yellow);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  color: var(--wire-yellow);
  margin-bottom: 16px;
}

.testimonial-body {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.tester-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px dashed var(--border-console);
  padding-top: 16px;
}

.tester-avatar-badge {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-console);
  font-weight: 800;
  font-size: 1rem;
  color: var(--wire-red);
}

.tester-name {
  font-family: var(--font-console);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.tester-role {
  font-family: var(--font-digital);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   FAQ Section (Accordion)
   ========================================================================== */
.faq-box {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-tactical-item {
  background: var(--bunker-surface);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition-tactical);
}

.faq-tactical-item:hover {
  border-color: var(--wire-red);
}

.faq-question-btn {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-console);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-tactical);
}

.faq-question-btn:hover {
  color: var(--wire-red);
}

.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

.faq-tactical-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--wire-red);
}

.faq-answer-pane {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0 24px;
}

.faq-tactical-item.active .faq-answer-pane {
  max-height: 400px;
  padding-bottom: 24px;
}

.faq-answer-pane p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==========================================================================
   Footer (Strictly 4 Titles opening in new pages)
   ========================================================================== */
.site-footer {
  background: var(--bunker-surface);
  border-top: 2px solid var(--border-console);
  padding: 55px 0 35px;
  transition: var(--transition-tactical);
}

.footer-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 30px;
  border-bottom: 1px dashed var(--border-console);
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-console);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

/* The EXACT 4 Titles */
.footer-four-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
  flex-wrap: wrap;
}

.footer-link-cell a {
  font-family: var(--font-digital);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  transition: var(--transition-tactical);
}

.footer-link-cell a:hover {
  color: var(--wire-red);
}

.footer-bottom-row {
  padding-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-digital);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Sub-pages & Intelligence Dispatch (radar-dispatch-8f2c.html)
   ========================================================================== */
.article-deck {
  max-width: 900px;
  margin: 40px auto 80px;
  background: var(--bunker-surface);
  border: 2px solid var(--border-console);
  border-radius: var(--radius-md);
  padding: 44px;
  box-shadow: var(--shadow-console);
}

.dispatch-item {
  border-bottom: 1px dashed var(--border-console);
  padding-bottom: 36px;
  margin-bottom: 36px;
}

.dispatch-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.dispatch-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-digital);
  font-size: 0.8rem;
  color: var(--wire-yellow);
  margin-bottom: 10px;
}

.dispatch-title {
  font-family: var(--font-console);
  font-size: 1.35rem;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.dispatch-content {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

/* Callout Box inside Articles */
.tactical-callout {
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  margin: 20px 0;
  border-left: 4px solid var(--wire-red);
  background: var(--bunker-surface-plate);
  font-size: 0.95rem;
}

.tactical-callout.warning {
  border-left-color: var(--wire-yellow);
}

.tactical-callout.success {
  border-left-color: var(--wire-green);
}

/* ==========================================================================
   SEO Article Dedicated Components (TOC, Breadcrumbs, FAQ, Related)
   ========================================================================== */
.breadcrumbs {
  font-family: var(--font-digital);
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-tactical);
}

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

.breadcrumbs span.sep {
  color: var(--border-highlight);
}

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

.article-main-title {
  font-family: var(--font-console);
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 16px;
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-digital);
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

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

/* Table of Contents Box */
.toc-box {
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  border-left: 4px solid var(--wire-red);
  border-radius: var(--radius-sm);
  padding: 22px 26px;
  margin: 30px 0 40px;
}

.toc-title {
  font-family: var(--font-console);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.toc-list {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toc-list li a {
  font-family: var(--font-digital);
  font-size: 0.92rem;
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  transition: var(--transition-tactical);
}

.toc-list li a:hover {
  color: var(--wire-red);
  transform: translateX(4px);
}

.toc-num {
  color: var(--wire-red);
  font-weight: 700;
}

/* Article Body Typography */
.article-body h2 {
  font-family: var(--font-console);
  font-size: 1.42rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 42px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--border-console);
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-body h3 {
  font-family: var(--font-console);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 28px 0 12px;
}

.article-body p {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.82;
  margin-bottom: 18px;
}

.article-body ul, .article-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
  color: var(--text-secondary);
}

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

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

/* Tactical Comparison Table */
.tactical-table-wrapper {
  overflow-x: auto;
  margin: 26px 0;
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
}

.tactical-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
}

.tactical-table th {
  background: var(--bunker-surface-plate);
  color: var(--text-primary);
  font-family: var(--font-console);
  padding: 12px 16px;
  border-bottom: 2px solid var(--border-console);
  font-weight: 700;
  white-space: nowrap;
}

.tactical-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-console);
  color: var(--text-secondary);
  font-family: var(--font-digital);
}

.tactical-table tr:hover td {
  background: var(--bunker-surface-plate);
}

/* Article Internal Link styling */
.article-body a.internal-link {
  color: var(--wire-red);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: var(--transition-tactical);
}

.article-body a.internal-link:hover {
  color: #ff4545;
  text-shadow: 0 0 8px var(--wire-red-glow);
}

/* Related Reads Grid */
.related-reads-section {
  margin-top: 55px;
  padding-top: 35px;
  border-top: 2px solid var(--border-console);
}

.related-reads-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.related-read-card {
  background: var(--bunker-surface-plate);
  border: 1px solid var(--border-console);
  border-radius: var(--radius-sm);
  padding: 20px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-tactical);
}

.related-read-card:hover {
  border-color: var(--wire-red);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.related-read-tag {
  font-family: var(--font-digital);
  font-size: 0.75rem;
  color: var(--wire-yellow);
  margin-bottom: 8px;
}

.related-read-title {
  font-family: var(--font-console);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 10px;
}

/* ==========================================================================
   Mobile Responsive Queries (@media)
   ========================================================================== */
@media (max-width: 992px) {
  .wire-conduit-section {
    grid-template-columns: 1fr;
  }
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .pricing-card.featured {
    transform: none;
  }
  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1140px) {
  .nav-menu {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }

  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0;
    width: 100%;
    background: var(--bunker-surface);
    border-bottom: 2px solid var(--border-console);
    padding: 20px 24px;
    gap: 12px;
    box-shadow: var(--shadow-console);
    z-index: 999;
  }

  .nav-menu.open .nav-link {
    padding: 10px 0;
    font-size: 1rem;
    width: 100%;
    border-bottom: 1px dashed var(--border-console);
  }
}

@media (max-width: 768px) {

  .hero-headline {
    font-size: 2.1rem;
  }

  .defusal-console-deck {
    padding: 20px 16px;
  }

  .seven-seg-box {
    width: 100%;
    justify-content: center;
  }

  .activation-switch-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .activation-switch-bar .btn-tactical {
    width: 100%;
  }

  .footer-top-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-four-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-bottom-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .article-deck {
    padding: 26px 18px;
  }
}

@media (max-width: 480px) {
  .btn-tactical {
    min-height: 48px;
  }
  .hero-actions-group .btn-tactical {
    width: 100%;
  }
}