/* ==========================================================================
   MECTOR HUD 2.3 — OFFICIAL DISTRIBUTION & CYBERDECK LANDING EXPERIENCE
   Aesthetic: Akira 1988 Neo-Tokyo Japanese 90s Cyberdeck & Classic Literary Tone
   ========================================================================== */

:root {
  --bg-deep: #090409;
  --bg-surface: #120815;
  --bg-card: rgba(18, 9, 21, 0.85);
  --bg-card-hover: rgba(28, 14, 32, 0.92);
  --bg-glass: rgba(13, 6, 15, 0.75);

  --akira-crimson: #FF1E44;
  --akira-crimson-bright: #FF0038;
  --akira-crimson-dark: #8F081E;
  --akira-crimson-glow: rgba(255, 30, 68, 0.45);

  --laser-cyan: #00F0FF;
  --laser-cyan-glow: rgba(0, 240, 255, 0.45);
  --laser-cyan-dark: #008899;

  --hazard-amber: #FFD700;
  --hazard-amber-glow: rgba(255, 215, 0, 0.45);

  --phosphor-green: #00FF66;
  --phosphor-green-glow: rgba(0, 255, 102, 0.4);

  --text-primary: #F0EDF2;
  --text-secondary: #B0A3B5;
  --text-muted: #7A6C80;
  --text-dark: #473B4D;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-crimson: rgba(255, 30, 68, 0.38);
  --border-cyan: rgba(0, 240, 255, 0.38);
  --border-amber: rgba(255, 215, 0, 0.38);

  --font-cyber: 'Orbitron', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Fira Code', 'SF Mono', Menlo, Consolas, monospace;
  --font-kanji: 'DotGothic16', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-classic-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-classic-heading: 'Cinzel', 'Playfair Display', Georgia, serif;
  --font-body: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

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

body {
  font-family: var(--font-body);
  line-height: 1.6;
  background-color: var(--bg-deep);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(255, 30, 68, 0.12) 0%, transparent 60%),
    linear-gradient(180deg, rgba(9, 4, 9, 0.94) 0%, rgba(9, 4, 9, 0.98) 100%),
    url('akira_bg.jpg');
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
  background-repeat: no-repeat;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Custom Cyberdeck Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0D050E;
}
::-webkit-scrollbar-thumb {
  background: var(--akira-crimson-dark);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--akira-crimson);
  box-shadow: 0 0 10px var(--akira-crimson-glow);
}

/* ==========================================================================
   CRT SCANLINES & RETRO 90S DISPLAY OVERLAYS
   ========================================================================== */
.crt-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9999;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.28) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.03),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.03)
  );
  background-size: 100% 4px, 6px 100%;
}

.crt-flicker {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(circle at center, transparent 65%, rgba(0, 0, 0, 0.6) 100%);
  opacity: 0.85;
}

body.crt-enabled .crt-overlay,
body.crt-enabled .crt-flicker {
  display: block;
}

.grid-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  background-image: 
    linear-gradient(rgba(255, 30, 68, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 30, 68, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.cyber-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 4, 10, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-crimson);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.nav-container {
  max-width: 1380px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-icon-wrapper {
  position: relative;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 30, 68, 0.1);
  border: 1px solid var(--akira-crimson);
  border-radius: var(--radius-sm);
}

.brand-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.brand-pulse {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 7px;
  height: 7px;
  background: var(--laser-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--laser-cyan);
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
  100% { transform: scale(0.9); opacity: 1; }
}

.brand-kanji {
  font-family: var(--font-kanji);
  font-size: 0.68rem;
  color: var(--akira-crimson);
  letter-spacing: 2px;
  line-height: 1;
}

.brand-title {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: 1.5px;
  color: #FFFFFF;
}

.brand-title span {
  color: var(--laser-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  margin-left: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 1px;
  transition: all 0.2s ease;
  padding: 0.35rem 0.25rem;
}

.nav-bracket {
  color: var(--text-dark);
  margin: 0 2px;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--laser-cyan);
  text-shadow: 0 0 10px var(--laser-cyan-glow);
}

.nav-link:hover .nav-bracket {
  color: var(--akira-crimson);
}

.nav-contact-highlight {
  color: var(--hazard-amber) !important;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.cyber-toggle {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
}

.cyber-toggle:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.toggle-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dark);
}

.toggle-indicator.active {
  background: var(--phosphor-green);
  box-shadow: 0 0 6px var(--phosphor-green);
}

.btn-nav-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--akira-crimson), #B80020);
  border: 1px solid var(--akira-crimson-bright);
  color: #FFFFFF;
  font-family: var(--font-cyber);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-decoration: none;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 12px var(--akira-crimson-glow);
  transition: all 0.2s ease;
}

.btn-nav-download:hover {
  background: linear-gradient(135deg, var(--akira-crimson-bright), #D40026);
  box-shadow: 0 0 18px rgba(255, 30, 68, 0.75);
  transform: translateY(-1px);
}

.btn-tag {
  background: rgba(0, 0, 0, 0.4);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  font-size: 0.65rem;
  color: var(--laser-cyan);
}

/* ==========================================================================
   SYSTEM MARQUEE / TICKER TAPE
   ========================================================================== */
.system-marquee {
  background: #000000;
  border-bottom: 1px solid rgba(255, 30, 68, 0.2);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0;
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-block;
  white-space: nowrap;
  animation: marquee-scroll 35s linear infinite;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 1.25rem;
}

.marquee-divider {
  color: var(--akira-crimson);
  opacity: 0.7;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--laser-cyan);
  box-shadow: 0 0 6px var(--laser-cyan);
  display: inline-block;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  z-index: 10;
  padding: 3.5rem 1.5rem 4.5rem;
  max-width: 1380px;
  margin: 0 auto;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
}

.tactical-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(255, 30, 68, 0.08);
  border: 1px solid var(--border-crimson);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.badge-kanji {
  font-family: var(--font-kanji);
  font-size: 0.75rem;
  color: var(--akira-crimson);
}

.badge-code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.badge-status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--phosphor-green);
  background: rgba(0, 255, 102, 0.1);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  border: 1px solid rgba(0, 255, 102, 0.3);
}

.hero-title {
  margin-bottom: 1.25rem;
}

.title-sub {
  display: block;
  font-family: var(--font-cyber);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--laser-cyan);
  letter-spacing: 2.5px;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 10px var(--laser-cyan-glow);
}

.title-main {
  display: block;
  font-family: var(--font-cyber);
  font-size: 2.75rem;
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 1px;
  color: #FFFFFF;
}

.text-crimson {
  color: var(--akira-crimson);
  text-shadow: 0 0 16px var(--akira-crimson-glow);
}

.text-cyan {
  color: var(--laser-cyan);
  text-shadow: 0 0 14px var(--laser-cyan-glow);
}

.text-amber {
  color: var(--hazard-amber);
  text-shadow: 0 0 14px var(--hazard-amber-glow);
}

.text-green {
  color: var(--phosphor-green);
  text-shadow: 0 0 14px var(--phosphor-green-glow);
}

.font-bold {
  font-weight: 700;
}

.hero-lead {
  font-family: var(--font-body);
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 620px;
}

.hero-lead strong {
  color: #FFFFFF;
  font-weight: 600;
}

.hero-pill-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.hero-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.pill-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--akira-crimson);
}

/* ==========================================================================
   HERO DOWNLOAD CARDS
   ========================================================================== */
.download-action-box {
  background: rgba(13, 6, 15, 0.88);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
  position: relative;
  overflow: hidden;
}

.download-action-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--akira-crimson), var(--laser-cyan), transparent);
}

.download-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.flashing-bracket {
  color: var(--akira-crimson);
}

.box-version {
  color: var(--laser-cyan);
}

.download-buttons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.download-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: #FFFFFF;
  transition: all 0.25s ease;
  overflow: hidden;
}

.primary-download {
  background: linear-gradient(135deg, rgba(255, 30, 68, 0.22), rgba(180, 0, 30, 0.12));
  border: 1px solid var(--akira-crimson);
  box-shadow: 0 0 15px rgba(255, 30, 68, 0.25);
}

.primary-download:hover {
  background: linear-gradient(135deg, rgba(255, 30, 68, 0.35), rgba(200, 0, 40, 0.25));
  border-color: var(--akira-crimson-bright);
  box-shadow: 0 0 25px rgba(255, 30, 68, 0.55);
  transform: translateY(-2px);
}

.secondary-download {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(0, 140, 180, 0.08));
  border: 1px solid var(--laser-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.18);
}

.secondary-download:hover {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.22), rgba(0, 160, 200, 0.18));
  border-color: #55F8FF;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.45);
  transform: translateY(-2px);
}

.download-icon-col {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
}

.primary-download .download-icon-col {
  background: rgba(255, 30, 68, 0.25);
  color: #FF5270;
}

.secondary-download .download-icon-col {
  background: rgba(0, 240, 255, 0.2);
  color: var(--laser-cyan);
}

.dl-svg {
  width: 22px;
  height: 22px;
}

.download-meta-col {
  flex: 1;
  min-width: 0;
}

.dl-headline {
  font-family: var(--font-cyber);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dl-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-secondary);
  margin: 2px 0 4px;
}

.dl-specs {
  display: flex;
  gap: 0.35rem;
}

.spec-pill {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  padding: 0.1rem 0.35rem;
  border-radius: 2px;
  color: var(--text-muted);
}

.download-action-arrow {
  font-size: 1.1rem;
  color: var(--text-secondary);
  transition: transform 0.2s ease, color 0.2s ease;
}

.download-card:hover .download-action-arrow {
  transform: translateX(4px);
  color: #FFFFFF;
}

.gatekeeper-quick-strip {
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.gk-link {
  color: var(--laser-cyan);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.gk-link:hover {
  text-decoration: underline;
  color: #55F8FF;
}

/* ==========================================================================
   CYBERDECK INTERACTIVE HUD (HERO RIGHT)
   ========================================================================== */
.hero-visual {
  position: relative;
}

.cyber-window {
  background: rgba(14, 7, 18, 0.9);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.75), 0 0 25px rgba(255, 30, 68, 0.15);
  overflow: hidden;
}

.window-header {
  background: rgba(22, 10, 26, 0.95);
  border-bottom: 1px solid var(--border-crimson);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.window-dots {
  display: flex;
  gap: 0.35rem;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.dot-red { background: #FF3B30; }
.dot-amber { background: #FFCC00; }
.dot-cyan { background: #00F0FF; }

.window-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.window-status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--phosphor-green);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.live-beacon {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--phosphor-green);
  box-shadow: 0 0 6px var(--phosphor-green);
}

.window-body {
  padding: 1.25rem;
}

.hud-dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.hud-card {
  background: rgba(20, 10, 24, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  position: relative;
  transition: border-color 0.2s ease;
}

.hud-card:hover {
  border-color: rgba(255, 255, 255, 0.18);
}

.card-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.8px;
  margin-bottom: 0.3rem;
}

.card-val-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

.hud-big-num {
  font-family: var(--font-cyber);
  font-size: 1.35rem;
  font-weight: 700;
  color: #FFFFFF;
}

.hud-unit {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 2px;
}

.hud-status-badge {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  padding: 0.1rem 0.35rem;
  border-radius: 2px;
  letter-spacing: 0.5px;
}

.badge-active {
  background: rgba(0, 255, 102, 0.12);
  color: var(--phosphor-green);
  border: 1px solid rgba(0, 255, 102, 0.3);
}

.badge-cyan {
  background: rgba(0, 240, 255, 0.12);
  color: var(--laser-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.badge-amber {
  background: rgba(255, 215, 0, 0.12);
  color: var(--hazard-amber);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.badge-crimson {
  background: rgba(255, 30, 68, 0.12);
  color: var(--akira-crimson);
  border: 1px solid rgba(255, 30, 68, 0.3);
}

.card-caption {
  font-size: 0.65rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.4rem;
}

.hud-bar-wrap {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1px;
  overflow: hidden;
}

.hud-bar-fill {
  height: 100%;
  background: var(--phosphor-green);
}

.cyan-fill { background: var(--laser-cyan); }
.amber-fill { background: var(--hazard-amber); }
.crimson-fill { background: var(--akira-crimson); }

.pulse-anim {
  animation: bar-pulse 2s infinite ease-in-out;
}

@keyframes bar-pulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

/* Executive Telemetry Summary in Showcase Card */
.hud-telemetry-summary {
  background: #080309;
  border: 1px solid rgba(255, 30, 68, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
}

.telemetry-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.telemetry-row:last-child {
  border-bottom: none;
}

.tel-label {
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.tel-val {
  color: var(--text-secondary);
}

.showcase-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding-top: 0.25rem;
}

.showcase-tag {
  color: var(--text-muted);
  letter-spacing: 1px;
}

.showcase-airgap {
  color: var(--phosphor-green);
  border: 1px solid rgba(0, 255, 102, 0.25);
  background: rgba(0, 255, 102, 0.08);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
}

/* ==========================================================================
   CLASSIC LITERARY NARRATIVE SECTIONS ("WHAT MECTOR CAN DO")
   ========================================================================== */
.narrative-section {
  position: relative;
  z-index: 10;
  padding: 5rem 1.5rem;
}

.bg-darker {
  background: rgba(7, 3, 7, 0.75);
  border-top: 1px solid rgba(255, 30, 68, 0.12);
  border-bottom: 1px solid rgba(255, 30, 68, 0.12);
}

.section-container {
  max-width: 1080px;
  margin: 0 auto;
}

.chapter-marker {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.marker-kanji {
  font-family: var(--font-kanji);
  font-size: 0.85rem;
  color: var(--akira-crimson);
  letter-spacing: 2px;
}

.marker-number {
  font-family: var(--font-cyber);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--laser-cyan);
  letter-spacing: 2px;
}

.marker-rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-crimson), transparent);
}

.narrative-heading {
  font-family: var(--font-classic-heading);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.25;
  color: #FFFFFF;
  margin-bottom: 2rem;
  letter-spacing: 0.5px;
}

.highlight-text {
  font-family: var(--font-cyber);
  font-size: 1.45rem;
  color: var(--laser-cyan);
  font-weight: 700;
  text-shadow: 0 0 12px var(--laser-cyan-glow);
}

.narrative-prose {
  font-family: var(--font-classic-serif);
  font-size: 1.2rem;
  line-height: 1.85;
  color: #D6CED8;
}

.narrative-prose p {
  margin-bottom: 1.6rem;
}

.drop-cap::first-letter {
  font-family: var(--font-classic-heading);
  float: left;
  font-size: 3.8rem;
  line-height: 0.8;
  padding-top: 4px;
  padding-right: 12px;
  padding-bottom: 4px;
  color: var(--akira-crimson);
  text-shadow: 0 0 10px var(--akira-crimson-glow);
}

.quote-block {
  border-left: 3px solid var(--akira-crimson);
  background: rgba(255, 30, 68, 0.05);
  padding: 1.25rem 1.75rem;
  margin: 2rem 0;
  font-style: italic;
  font-size: 1.25rem;
  color: #FFFFFF;
}

.cyber-bullet-list {
  list-style: none;
  margin: 1.5rem 0;
}

.cyber-bullet-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 1.15rem;
}

.cyber-bullet-list li::before {
  content: "◈";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--akira-crimson);
  font-size: 1.1rem;
}

.code-terminal-snippet {
  background: #09030A;
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 1.75rem 0;
  color: var(--text-secondary);
  overflow-x: auto;
}

.code-comment { color: #6F6275; font-style: italic; }
.code-keyword { color: var(--akira-crimson); font-weight: bold; }
.code-fn { color: var(--laser-cyan); }
.code-const { color: var(--hazard-amber); }

/* ==========================================================================
   PILLARS ARCHITECTURE GRID (CHAPTER I)
   ========================================================================== */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  transition: all 0.25s ease;
  position: relative;
}

.pillar-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--laser-cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.15);
}

.pillar-icon {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--akira-crimson);
  letter-spacing: 1px;
  margin-bottom: 0.4rem;
}

.pillar-title {
  font-family: var(--font-cyber);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.pillar-desc {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.pillar-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--laser-cyan);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.2);
  padding: 0.25rem 0.5rem;
  border-radius: 2px;
  display: inline-block;
}

/* ==========================================================================
   TECHNICAL COMPARISON BOX (CHAPTER II)
   ========================================================================== */
.tech-comparison-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}

.comp-col {
  padding: 1.75rem;
  border-radius: var(--radius-sm);
  background: rgba(14, 7, 18, 0.8);
}

.comp-standard {
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.comp-mector {
  border: 1px solid var(--akira-crimson);
  box-shadow: 0 0 20px rgba(255, 30, 68, 0.15);
}

.comp-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.comp-col h4 {
  font-family: var(--font-cyber);
  font-size: 1.1rem;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.comp-col p {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.comp-result {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.5rem 0.75rem;
  border-radius: 2px;
}

.result-bad {
  background: rgba(255, 30, 68, 0.1);
  color: #FF5270;
  border: 1px solid rgba(255, 30, 68, 0.3);
}

.result-good {
  background: rgba(0, 255, 102, 0.1);
  color: var(--phosphor-green);
  border: 1px solid rgba(0, 255, 102, 0.3);
}

/* ==========================================================================
   TECHNICAL SPECIFICATIONS & AUDIT TABLE
   ========================================================================== */
.specs-section {
  position: relative;
  z-index: 10;
  padding: 5rem 1.5rem;
}

.table-responsive {
  overflow-x: auto;
  margin-top: 2rem;
  margin-bottom: 2.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-crimson);
}

.cyber-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-align: left;
  background: rgba(14, 7, 18, 0.85);
}

.cyber-table th, 
.cyber-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.cyber-table th {
  background: rgba(25, 11, 30, 0.95);
  font-family: var(--font-cyber);
  font-size: 0.75rem;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.cyber-table tbody tr:hover {
  background: rgba(255, 30, 68, 0.05);
}

.table-col-mector {
  color: var(--laser-cyan) !important;
  background: rgba(255, 30, 68, 0.12) !important;
  border-left: 1px solid var(--akira-crimson);
  border-right: 1px solid var(--akira-crimson);
}

.compatibility-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.compat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
}

.compat-title {
  font-family: var(--font-cyber);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--laser-cyan);
  margin-bottom: 1rem;
}

.compat-list {
  list-style: none;
}

.compat-list li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.check {
  color: var(--phosphor-green);
  font-weight: bold;
}

/* ==========================================================================
   INSTALLATION SECTION
   ========================================================================== */
.install-section {
  position: relative;
  z-index: 10;
  padding: 5rem 1.5rem;
}

.install-sub {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 820px;
}

.install-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-sm);
  padding: 1.75rem;
  position: relative;
}

.step-badge {
  font-family: var(--font-cyber);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--akira-crimson);
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.step-card h3 {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.step-card p {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.step-command-box {
  background: #080309;
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.step-command-box code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--laser-cyan);
  overflow-x: auto;
  white-space: nowrap;
}

.btn-copy-cmd {
  background: rgba(0, 240, 255, 0.15);
  border: 1px solid var(--laser-cyan);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.25rem 0.55rem;
  border-radius: 2px;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.btn-copy-cmd:hover {
  background: var(--laser-cyan);
  color: #000000;
}

/* ==========================================================================
   CALL TO ACTION BANNER
   ========================================================================== */
.cta-banner-section {
  position: relative;
  z-index: 10;
  padding: 3rem 1.5rem 6rem;
}

.cta-banner-box {
  background: linear-gradient(135deg, rgba(25, 10, 30, 0.95), rgba(13, 5, 15, 0.95));
  border: 1px solid var(--akira-crimson);
  border-radius: var(--radius-md);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.8), 0 0 35px var(--akira-crimson-glow);
  position: relative;
  overflow: hidden;
}

.cta-banner-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--akira-crimson), var(--laser-cyan), var(--hazard-amber));
}

.cta-kanji {
  font-family: var(--font-kanji);
  font-size: 0.82rem;
  color: var(--akira-crimson);
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

.cta-title {
  font-family: var(--font-cyber);
  font-size: 1.85rem;
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.cta-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-secondary);
}

.cta-right {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.btn-cta-big {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, var(--akira-crimson), #B80020);
  border: 1px solid var(--akira-crimson-bright);
  color: #FFFFFF;
  text-decoration: none;
  padding: 1rem 1.4rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 25px rgba(255, 30, 68, 0.55);
  transition: all 0.25s ease;
}

.btn-cta-big:hover {
  background: linear-gradient(135deg, var(--akira-crimson-bright), #D40026);
  box-shadow: 0 0 35px rgba(255, 30, 68, 0.85);
  transform: translateY(-2px);
}

.cta-btn-icon {
  font-size: 1.75rem;
}

.cta-main-txt {
  display: block;
  font-family: var(--font-cyber);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 1px;
}

.cta-sub-txt {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.8);
}

.btn-cta-secondary {
  display: block;
  text-align: center;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--laser-cyan);
  color: var(--laser-cyan);
  font-family: var(--font-cyber);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-decoration: none;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.btn-cta-secondary:hover {
  background: rgba(0, 240, 255, 0.22);
  color: #FFFFFF;
  box-shadow: 0 0 15px var(--laser-cyan-glow);
}

/* ==========================================================================
   FOOTER & OFFICIAL CONTACT SECTION
   ========================================================================== */
.cyber-footer {
  position: relative;
  z-index: 10;
  background: #060207;
  border-top: 1px solid var(--border-crimson);
  padding: 4.5rem 1.5rem 2.5rem;
}

.footer-container {
  max-width: 1380px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.footer-logo {
  width: 46px;
  height: 46px;
  border: 1px solid var(--akira-crimson);
  border-radius: var(--radius-sm);
  padding: 4px;
  background: rgba(255, 30, 68, 0.1);
}

.f-brand-title {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  font-weight: 900;
  color: #FFFFFF;
  letter-spacing: 1px;
}

.f-brand-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--akira-crimson);
  letter-spacing: 1.5px;
}

.footer-bio {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.footer-cyber-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--phosphor-green);
  border: 1px solid rgba(0, 255, 102, 0.3);
  background: rgba(0, 255, 102, 0.08);
  padding: 0.4rem 0.65rem;
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-heading {
  margin-bottom: 1.25rem;
}

.f-kanji {
  display: block;
  font-family: var(--font-kanji);
  font-size: 0.72rem;
  color: var(--akira-crimson);
  letter-spacing: 2px;
}

.f-title {
  font-family: var(--font-cyber);
  font-size: 0.92rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 1.5px;
}

.contact-desc {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.contact-card {
  background: rgba(22, 10, 27, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
  transition: all 0.2s ease;
}

.email-card {
  border-left: 3px solid var(--akira-crimson);
}

.email-card:hover {
  border-color: var(--akira-crimson);
  box-shadow: 0 0 15px var(--akira-crimson-glow);
}

.insta-card {
  border-left: 3px solid var(--hazard-amber);
}

.insta-card:hover {
  border-color: var(--hazard-amber);
  box-shadow: 0 0 15px var(--hazard-amber-glow);
}

.contact-icon {
  font-size: 1.5rem;
}

.contact-details {
  flex: 1;
  min-width: 0;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.contact-value {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  text-decoration: none;
  display: block;
  margin: 2px 0;
  transition: color 0.2s ease;
}

.contact-value:hover {
  color: var(--laser-cyan);
}

.insta-value {
  color: var(--hazard-amber) !important;
}

.insta-value:hover {
  color: #FFE552 !important;
}

.contact-subtext {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.btn-copy-contact {
  background: rgba(255, 30, 68, 0.15);
  border: 1px solid var(--akira-crimson);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.4rem 0.75rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-copy-contact:hover {
  background: var(--akira-crimson);
}

.btn-visit-insta {
  background: rgba(255, 215, 0, 0.15);
  border: 1px solid var(--hazard-amber);
  color: var(--hazard-amber);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.4rem 0.75rem;
  border-radius: 2px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-visit-insta:hover {
  background: var(--hazard-amber);
  color: #000000;
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 0.65rem;
}

.footer-links-list a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  display: inline-block;
}

.footer-links-list a:hover {
  color: var(--laser-cyan);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.f-dot {
  margin: 0 0.5rem;
  color: var(--border-crimson);
}

.f-bottom-right {
  display: flex;
  gap: 0.65rem;
}

.tag-airgapped {
  color: var(--phosphor-green);
  border: 1px solid rgba(0, 255, 102, 0.3);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  font-size: 0.65rem;
}

.tag-silicon {
  color: var(--laser-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  font-size: 0.65rem;
}

.tag-status {
  color: var(--akira-crimson);
  border: 1px solid rgba(255, 30, 68, 0.3);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  font-size: 0.65rem;
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  background: rgba(18, 9, 23, 0.95);
  border-left: 4px solid var(--akira-crimson);
  border-top: 1px solid var(--border-crimson);
  border-right: 1px solid var(--border-crimson);
  border-bottom: 1px solid var(--border-crimson);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 15px var(--akira-crimson-glow);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: toast-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

.toast.toast-success {
  border-left-color: var(--phosphor-green);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 15px var(--phosphor-green-glow);
}

.toast.toast-out {
  animation: toast-out 0.25s cubic-bezier(0.7, 0, 0.84, 0) forwards;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to { opacity: 0; transform: translateY(10px) scale(0.95); }
}

/* ==========================================================================
   DUAL-OS HERO COMMAND DECK (SIDE-BY-SIDE EQUALITY)
   ========================================================================== */
.dual-download-deck {
  background: rgba(13, 6, 15, 0.92);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
  position: relative;
  overflow: hidden;
  margin-top: 1.5rem;
}

.dual-download-deck::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--akira-crimson), var(--laser-cyan), #00A6FF);
}

.deck-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.deck-title {
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.deck-version {
  color: var(--laser-cyan);
}

.dual-os-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.os-download-column {
  background: rgba(18, 9, 21, 0.85);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.macos-deck {
  border: 1px solid rgba(255, 30, 68, 0.35);
  box-shadow: inset 0 0 20px rgba(255, 30, 68, 0.05);
}

.macos-deck:hover {
  border-color: var(--akira-crimson);
  box-shadow: 0 0 20px rgba(255, 30, 68, 0.2);
}

.windows-deck {
  border: 1px solid rgba(0, 166, 255, 0.35);
  box-shadow: inset 0 0 20px rgba(0, 166, 255, 0.05);
}

.windows-deck:hover {
  border-color: #00A6FF;
  box-shadow: 0 0 20px rgba(0, 166, 255, 0.25);
}

.os-col-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.os-icon {
  font-size: 1.6rem;
}

.os-name {
  font-family: var(--font-cyber);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.macos-deck .os-name {
  color: #FF5270;
}

.windows-deck .os-name {
  color: #52C2FF;
}

.os-compat {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.os-dl-cards {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.dl-btn-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.primary-mac {
  background: linear-gradient(135deg, rgba(255, 30, 68, 0.25), rgba(180, 0, 30, 0.15));
  border: 1px solid var(--akira-crimson);
  color: #FFFFFF;
}

.primary-mac:hover {
  background: linear-gradient(135deg, rgba(255, 30, 68, 0.4), rgba(200, 0, 40, 0.3));
  border-color: var(--akira-crimson-bright);
  box-shadow: 0 0 20px var(--akira-crimson-glow);
  transform: translateY(-2px);
}

.secondary-mac {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.secondary-mac:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

.primary-win {
  background: linear-gradient(135deg, rgba(0, 166, 255, 0.25), rgba(0, 100, 200, 0.15));
  border: 1px solid #00A6FF;
  color: #FFFFFF;
}

.primary-win:hover {
  background: linear-gradient(135deg, rgba(0, 166, 255, 0.4), rgba(0, 120, 220, 0.3));
  border-color: #52C2FF;
  box-shadow: 0 0 20px rgba(0, 166, 255, 0.5);
  transform: translateY(-2px);
}

.secondary-win {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.secondary-win:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

.dl-main-text {
  display: block;
  font-family: var(--font-cyber);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.dl-sub-text {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.dl-arrow {
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.dl-btn-box:hover .dl-arrow {
  transform: translateX(4px);
  color: #FFFFFF;
}

.os-helper-strip {
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  padding-top: 0.65rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   CHECKOUT MODAL (100% SCAM-PROOF)
   ========================================================================== */
.checkout-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 2, 5, 0.88);
  backdrop-filter: blur(14px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.checkout-modal-card {
  background: rgba(18, 9, 21, 0.98);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-md);
  box-shadow: 0 0 50px rgba(0, 240, 255, 0.25);
  max-width: 620px;
  width: 100%;
  padding: 2rem;
  position: relative;
  animation: modalScaleIn 0.22s ease-out forwards;
}

@keyframes modalScaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-kanji {
  font-family: var(--font-kanji);
  font-size: 0.75rem;
  color: var(--laser-cyan);
  display: block;
}

.modal-title h3 {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  color: #FFFFFF;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s ease;
}

.modal-close-btn:hover {
  color: #FFFFFF;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-tier-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.tier-highlight {
  font-family: var(--font-cyber);
  font-weight: 700;
  font-size: 1rem;
  color: #FFFFFF;
}

.tier-subtext {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.tier-price-large {
  font-family: var(--font-cyber);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--laser-cyan);
}

.modal-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.modal-option-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
  text-align: center;
}

.option-lemon {
  border-color: rgba(255, 215, 0, 0.4);
}

.option-lemon:hover {
  border-color: #FFD700;
  background: rgba(255, 215, 0, 0.12);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.25);
  transform: translateY(-2px);
}

.option-upi {
  border-color: rgba(0, 255, 102, 0.4);
}

.option-upi:hover {
  border-color: #00FF66;
  background: rgba(0, 255, 102, 0.12);
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.25);
  transform: translateY(-2px);
}

.opt-name {
  font-family: var(--font-cyber);
  font-size: 0.88rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-top: 0.35rem;
}

.opt-desc {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.modal-security-strip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ==========================================================================
   PRICING & 100% SAFE CHECKOUT SECTION
   ========================================================================== */
.pricing-section {
  padding: 5rem 1.5rem;
  position: relative;
  background: rgba(8, 3, 9, 0.94);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 3.5rem;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2.2rem 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
  backdrop-filter: blur(12px);
}

.pricing-card:hover {
  border-color: var(--border-crimson);
  box-shadow: 0 10px 30px rgba(255, 30, 68, 0.2);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: var(--akira-crimson);
  box-shadow: 0 0 30px rgba(255, 30, 68, 0.3);
  background: linear-gradient(180deg, rgba(32, 10, 28, 0.9) 0%, rgba(18, 9, 21, 0.95) 100%);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--akira-crimson);
  color: #FFFFFF;
  font-family: var(--font-cyber);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  box-shadow: 0 0 10px var(--akira-crimson-glow);
}

.pricing-tier {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.4rem;
}

.pricing-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-bottom: 0.25rem;
}

.pricing-curr {
  font-family: var(--font-cyber);
  font-size: 1.4rem;
  color: var(--laser-cyan);
}

.pricing-price {
  font-family: var(--font-cyber);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--laser-cyan);
}

.pricing-period {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-features li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  line-height: 1.45;
}

.pricing-features .check {
  color: var(--phosphor-green);
  font-weight: bold;
}

.btn-pricing {
  display: block;
  text-align: center;
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-cyber);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 1px;
  transition: all 0.25s ease;
  cursor: pointer;
}

.btn-pricing-free {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border: 1px solid var(--border-subtle);
}

.btn-pricing-free:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-pricing-pro {
  background: var(--akira-crimson);
  color: #FFFFFF;
  border: 1px solid var(--akira-crimson-bright);
  box-shadow: 0 0 15px var(--akira-crimson-glow);
}

.btn-pricing-pro:hover {
  background: var(--akira-crimson-bright);
  box-shadow: 0 0 28px var(--akira-crimson-glow);
  transform: translateY(-2px);
}

.btn-pricing-ent {
  background: rgba(0, 240, 255, 0.15);
  color: var(--laser-cyan);
  border: 1px solid var(--laser-cyan);
}

.btn-pricing-ent:hover {
  background: rgba(0, 240, 255, 0.28);
  box-shadow: 0 0 20px var(--laser-cyan-glow);
  transform: translateY(-2px);
}

/* 100% Anti-Scam & Trust Guarantee Box */
.safety-guarantee-box {
  background: rgba(13, 6, 15, 0.92);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-md);
  padding: 2rem 2.25rem;
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.12);
  position: relative;
}

.safety-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.safety-title-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.safety-title-lockup h3 {
  font-family: var(--font-cyber);
  font-size: 1.1rem;
  color: #FFFFFF;
  letter-spacing: 0.5px;
}

.safety-ssl-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--phosphor-green);
  background: rgba(0, 255, 102, 0.1);
  border: 1px solid rgba(0, 255, 102, 0.3);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.safety-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
  margin-top: 1.5rem;
}

.safety-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.safety-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.safety-item-title {
  font-family: var(--font-cyber);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--laser-cyan);
  margin-bottom: 0.35rem;
}

.safety-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   RESPONSIVE DESIGN (CHROME ON MOBILE / TABLET / DESKTOP)
   ========================================================================== */
@media (max-width: 1024px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
  .dual-os-grid {
    grid-template-columns: 1fr;
  }
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .tech-comparison-box {
    grid-template-columns: 1fr;
  }
  .cta-banner-box {
    grid-template-columns: 1fr;
    padding: 2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .title-main {
    font-size: 2.1rem;
  }
  .narrative-heading {
    font-size: 1.75rem;
  }
  .narrative-prose {
    font-size: 1.05rem;
  }
  .download-buttons-grid {
    grid-template-columns: 1fr;
  }
  .compatibility-grid {
    grid-template-columns: 1fr;
  }
  .hud-dashboard-grid {
    grid-template-columns: 1fr;
  }
}