/* ==========================================================================
   HADAL ZONE DESIGN SYSTEM & CORE STYLES
   Minimalist, Ultra-High Performance, Bioluminescent Deep-Sea Aesthetic
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Brand Palette */
  --bg-hadal-black: #05070A;
  --bg-abyssal-blue: #0B132B;
  --bg-abyssal-surface: #0E1A38;
  --bg-card: rgba(11, 19, 43, 0.65);
  --bg-card-hover: rgba(14, 26, 56, 0.85);

  /* Accents */
  --accent-cyan: #00F5D4;
  --accent-cyan-rgb: 0, 245, 212;
  --accent-cyan-glow: rgba(0, 245, 212, 0.35);
  
  --accent-purple: #9D4EDD;
  --accent-purple-rgb: 157, 78, 221;
  --accent-purple-glow: rgba(157, 78, 221, 0.35);
  
  --accent-amber: #FF9E00;
  --accent-amber-rgb: 255, 158, 0;
  --accent-amber-glow: rgba(255, 158, 0, 0.35);

  /* Text Tokens */
  --text-primary: #F8F9FA;
  --text-secondary: #8E9AAF;
  --text-muted: #5C677D;

  /* Glassmorphism & Borders */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-cyan-glass: rgba(0, 245, 212, 0.25);
  --border-purple-glass: rgba(157, 78, 221, 0.25);
  --border-amber-glass: rgba(255, 158, 0, 0.25);
  --glass-blur: blur(16px);

  /* Typography */
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout & Spacing */
  --container-max: 1200px;
  --header-height: 88px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  background-color: var(--bg-hadal-black);
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-hadal-black);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-hadal-black);
}
::-webkit-scrollbar-thumb {
  background: #1C2541;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   AMBIENT BIOLUMINESCENT BACKGROUNDS
   ========================================================================== */
.abyss-ambient {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  will-change: transform, opacity;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.glow-orb-cyan {
  top: -10%;
  left: 20%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--accent-cyan) 0%, rgba(0, 245, 212, 0) 70%);
}

.glow-orb-purple {
  top: 40%;
  right: -5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-purple) 0%, rgba(157, 78, 221, 0) 70%);
  animation-duration: 22s;
  animation-delay: -5s;
}

.glow-orb-amber {
  bottom: 10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-amber) 0%, rgba(255, 158, 0, 0) 70%);
  animation-duration: 26s;
  animation-delay: -10s;
  opacity: 0.08;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.1); }
  100% { transform: translate(-30px, -40px) scale(0.95); }
}

/* Background Depth Grid */
.depth-grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* Particles Canvas */
#depth-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Main Content Wrapper */
.page-content {
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color var(--transition-smooth), border-color var(--transition-smooth), backdrop-filter var(--transition-smooth);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background-color: rgba(5, 7, 10, 0.82);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  text-decoration: none;
  padding: 0.35rem 0;
}

.hadal-logo,
.hadal-logo-img {
  width: 58px;
  height: 58px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  transition: transform var(--transition-fast), filter var(--transition-fast);
  filter: drop-shadow(0 0 10px rgba(0, 245, 212, 0.55));
}

.brand-link:hover .hadal-logo,
.brand-link:hover .hadal-logo-img {
  transform: scale(1.08);
  filter: drop-shadow(0 0 20px rgba(0, 245, 212, 0.9)) drop-shadow(0 0 40px rgba(0, 245, 212, 0.5));
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
}

.brand-accent {
  color: var(--accent-cyan);
  text-shadow: 0 0 16px rgba(0, 245, 212, 0.65), 0 0 35px rgba(0, 245, 212, 0.35);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 0.4rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-cyan);
  transition: width var(--transition-fast);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-cyan);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

/* Language Switcher Component (Compact, Horizontal, Non-Breaking) */
.lang-switcher {
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  background: rgba(11, 19, 43, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  padding: 3px 4px;
  gap: 3px;
  flex-shrink: 0 !important;
  white-space: nowrap !important;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: all var(--transition-fast);
}

.lang-switcher:hover {
  border-color: rgba(var(--accent-cyan-rgb), 0.4);
  box-shadow: 0 0 14px rgba(var(--accent-cyan-rgb), 0.2);
}

.lang-btn {
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 5px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 9999px;
  cursor: pointer;
  transition: all var(--transition-fast);
  outline: none;
  text-decoration: none !important;
  white-space: nowrap !important;
  line-height: 1;
  flex-shrink: 0 !important;
}

.lang-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.lang-btn.active {
  background: rgba(0, 245, 212, 0.18);
  color: var(--accent-cyan);
  border-color: rgba(0, 245, 212, 0.45);
  box-shadow: 0 0 12px rgba(0, 245, 212, 0.3);
}

.flag-svg {
  width: 18px !important;
  height: 12px !important;
  min-width: 18px !important;
  min-height: 12px !important;
  max-width: 18px !important;
  max-height: 12px !important;
  border-radius: 2px;
  display: inline-block !important;
  flex-shrink: 0 !important;
  vertical-align: middle;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.lang-code {
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1;
  display: inline-block;
}

.btn-nav-legal {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  background: rgba(11, 19, 43, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

.btn-nav-legal:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 14px rgba(var(--accent-cyan-rgb), 0.2);
  color: var(--accent-cyan);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.5rem;
  border-radius: 6px;
  cursor: pointer;
}

.mobile-toggle svg {
  width: 24px;
  height: 24px;
  display: block;
}

/* Mobile Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background: rgba(5, 7, 10, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.5rem;
  flex-direction: column;
  gap: 1.25rem;
  z-index: 99;
}

.mobile-nav.open {
  display: flex;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  min-height: calc(90vh - var(--header-height));
  display: flex;
  align-items: center;
  padding: 4rem 0 3rem 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.depth-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.9rem;
  background: rgba(0, 245, 212, 0.08);
  border: 1px solid rgba(0, 245, 212, 0.3);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  width: fit-content;
  box-shadow: 0 0 15px rgba(0, 245, 212, 0.15);
}

.depth-indicator-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulseBiolum 2s infinite ease-in-out;
}

@keyframes pulseBiolum {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 12px var(--accent-cyan); }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.hero-title .glow-text {
  background: linear-gradient(135deg, #FFFFFF 20%, var(--accent-cyan) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(0, 245, 212, 0.3);
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

/* Button Component */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.85rem 1.6rem;
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  outline: none;
}

.btn-primary {
  background: var(--accent-cyan);
  color: #05070A;
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.35);
}

.btn-primary:hover {
  background: #26ffe2;
  box-shadow: 0 0 30px rgba(0, 245, 212, 0.6);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(11, 19, 43, 0.7);
  color: var(--text-primary);
  border-color: var(--border-subtle);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: rgba(14, 26, 56, 0.9);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

/* Hero Trench Instrument / Telemetry Card */
.hero-instrument {
  background: var(--bg-card);
  border: 1px solid var(--border-cyan-glass);
  border-radius: 16px;
  padding: 1.75rem;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 25px rgba(0, 245, 212, 0.08);
  position: relative;
  overflow: hidden;
}

.hero-instrument::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
}

.hero-emblem-centerpiece {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-icon-bounce {
  cursor: pointer;
  will-change: transform, filter;
  transition: transform var(--transition-smooth), filter var(--transition-smooth);
}

.hero-icon-bounce:hover {
  transform: scale(1.06) translateY(-2px);
  filter: drop-shadow(0 0 35px rgba(0, 245, 212, 0.8)) drop-shadow(0 0 60px rgba(0, 245, 212, 0.4)) !important;
}

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

.instrument-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  text-transform: uppercase;
}

.instrument-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #00F5D4;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

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

.stat-item {
  background: rgba(5, 7, 10, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 1rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-value.cyan { color: var(--accent-cyan); }
.stat-value.purple { color: var(--accent-purple); }
.stat-value.amber { color: var(--accent-amber); }

.instrument-footer {
  margin-top: 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

/* ==========================================================================
   MANIFESTO SECTION (Philosophy & Resilience)
   ========================================================================== */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 1rem;
}

.manifesto-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 3rem;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.manifesto-box::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(0, 245, 212, 0.12), transparent 70%);
  pointer-events: none;
}

.manifesto-lead {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  font-weight: 500;
  line-height: 1.45;
  color: var(--text-primary);
  margin-bottom: 2rem;
  border-left: 3px solid var(--accent-cyan);
  padding-left: 1.5rem;
}

.manifesto-lead strong {
  color: var(--accent-cyan);
}

.manifesto-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.pillar-card {
  background: rgba(5, 7, 10, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.5rem;
  transition: all var(--transition-fast);
}

.pillar-card:hover {
  border-color: rgba(var(--accent-cyan-rgb), 0.4);
  transform: translateY(-3px);
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}

.pillar-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.pillar-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   PRODUCTS / ECOSYSTEM SECTION
   ========================================================================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 2.25rem;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-subtle);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-smooth);
  overflow: hidden;
}

/* Card A: Hadal Zone Tools (Amber) */
.product-card.tools {
  border-color: var(--border-amber-glass);
}
.product-card.tools:hover {
  border-color: var(--accent-amber);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(var(--accent-amber-rgb), 0.2);
  transform: translateY(-4px);
}
.product-card.tools::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(var(--accent-amber-rgb), 0.15), transparent 70%);
  pointer-events: none;
}

/* Card B: Hadal Zone AI (Purple) */
.product-card.ai {
  border-color: var(--border-purple-glass);
}
.product-card.ai:hover {
  border-color: var(--accent-purple);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(var(--accent-purple-rgb), 0.25);
  transform: translateY(-4px);
}
.product-card.ai::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(var(--accent-purple-rgb), 0.18), transparent 70%);
  pointer-events: none;
}

.product-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.product-icon-wrap {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
}

.product-card.tools .product-icon-wrap {
  background: rgba(var(--accent-amber-rgb), 0.12);
  border: 1px solid rgba(var(--accent-amber-rgb), 0.3);
}

.product-card.ai .product-icon-wrap {
  background: rgba(var(--accent-purple-rgb), 0.12);
  border: 1px solid rgba(var(--accent-purple-rgb), 0.3);
}

.product-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.product-card.tools .product-badge {
  background: rgba(var(--accent-amber-rgb), 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(var(--accent-amber-rgb), 0.4);
}

.product-card.ai .product-badge {
  background: rgba(var(--accent-purple-rgb), 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(var(--accent-purple-rgb), 0.4);
}

.product-title {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.product-subtitle {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.product-card.tools .product-subtitle { color: var(--accent-amber); }
.product-card.ai .product-subtitle { color: var(--accent-purple); }

.product-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.product-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.product-features li {
  font-size: 0.9rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.product-features li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.product-card.tools .product-features li svg { color: var(--accent-amber); }
.product-card.ai .product-features li svg { color: var(--accent-purple); }

.product-action {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.btn-product {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.product-card.tools .btn-product {
  background: rgba(var(--accent-amber-rgb), 0.15);
  border: 1px solid rgba(var(--accent-amber-rgb), 0.4);
  color: var(--accent-amber);
}
.product-card.tools .btn-product:hover {
  background: var(--accent-amber);
  color: #05070A;
  box-shadow: 0 0 20px rgba(var(--accent-amber-rgb), 0.5);
}

.product-card.ai .btn-product {
  background: rgba(var(--accent-purple-rgb), 0.15);
  border: 1px solid rgba(var(--accent-purple-rgb), 0.4);
  color: #D8B4FE;
}
.product-card.ai .btn-product:hover {
  background: var(--accent-purple);
  color: #FFFFFF;
  box-shadow: 0 0 20px rgba(var(--accent-purple-rgb), 0.5);
}

.privacy-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* ==========================================================================
   SUPPORT & CONTACT SECTION
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 2rem;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  transition: all var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--border-cyan-glass);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(var(--accent-cyan-rgb), 0.1);
  transform: translateY(-3px);
}

.contact-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 245, 212, 0.08);
  border: 1px solid rgba(0, 245, 212, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.contact-type {
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.contact-target {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--accent-cyan);
  word-break: break-all;
}

.contact-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.btn-contact-action {
  flex: 1;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
  border: 1px solid var(--border-subtle);
  background: rgba(5, 7, 10, 0.6);
  color: var(--text-primary);
}

.btn-contact-action:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 245, 212, 0.1);
}

.btn-contact-action.primary {
  background: var(--accent-cyan);
  color: #05070A;
  border-color: var(--accent-cyan);
}

.btn-contact-action.primary:hover {
  background: #26ffe2;
  box-shadow: 0 0 15px rgba(0, 245, 212, 0.4);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-abyssal-blue);
  border: 1px solid var(--accent-cyan);
  color: var(--text-primary);
  padding: 0.85rem 1.4rem;
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 245, 212, 0.3);
  transform: translateY(100px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
  z-index: 1000;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: rgba(5, 7, 10, 0.95);
  padding: 4rem 0 2rem 0;
  position: relative;
  z-index: 10;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand {
  max-width: 320px;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
  line-height: 1.6;
}

.footer-links-group {
  display: flex;
  gap: 4rem;
  flex-wrap: wrap;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--accent-cyan);
  padding-left: 3px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.system-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  background: rgba(0, 245, 212, 0.05);
  border: 1px solid rgba(0, 245, 212, 0.2);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
}

/* ==========================================================================
   LEGAL HUB (legal.html) SPECIFIC STYLES
   ========================================================================== */
.legal-hero {
  padding: 5rem 0 3rem 0;
  text-align: center;
}

.legal-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  align-items: flex-start;
  padding-bottom: 6rem;
}

.legal-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.25rem;
  backdrop-filter: var(--glass-blur);
}

.legal-nav-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
  padding-left: 0.5rem;
}

.legal-tab-btn {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: all var(--transition-fast);
  margin-bottom: 0.35rem;
}

.legal-tab-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.legal-tab-btn.active {
  background: rgba(0, 245, 212, 0.1);
  border-color: rgba(0, 245, 212, 0.3);
  color: var(--accent-cyan);
  font-weight: 600;
}

.legal-content-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 3rem;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.legal-tab-panel {
  display: none;
  animation: fadeInPanel 0.3s ease-out;
}

.legal-tab-panel.active {
  display: block;
}

@keyframes fadeInPanel {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.legal-doc-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-doc-title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.legal-meta {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.legal-body h2 {
  font-size: 1.35rem;
  margin: 2rem 0 0.85rem 0;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.legal-body h3 {
  font-size: 1.1rem;
  margin: 1.5rem 0 0.6rem 0;
  color: var(--accent-cyan);
}

.legal-body p {
  margin-bottom: 1.15rem;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.legal-body ul, .legal-body ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.legal-body li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.96rem;
}

.legal-highlight-box {
  background: rgba(0, 245, 212, 0.05);
  border-left: 3px solid var(--accent-cyan);
  padding: 1.25rem 1.5rem;
  border-radius: 0 10px 10px 0;
  margin: 1.5rem 0;
}

.legal-highlight-box.amber {
  background: rgba(255, 158, 0, 0.05);
  border-left-color: var(--accent-amber);
}

.legal-highlight-box.purple {
  background: rgba(157, 78, 221, 0.05);
  border-left-color: var(--accent-purple);
}

.legal-highlight-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN (Breakpoints)
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero {
    min-height: auto;
    padding: 3rem 0;
  }
  .legal-layout {
    grid-template-columns: 1fr;
  }
  .legal-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .manifesto-box {
    padding: 1.75rem;
  }
  .product-card {
    padding: 1.75rem;
  }
  .legal-content-card {
    padding: 1.75rem;
  }
  .footer-links-group {
    gap: 2rem;
  }
  .hadal-logo,
  .hadal-logo-img {
    width: 48px;
    height: 48px;
  }
  .brand-name {
    font-size: 1.38rem;
  }
  .contact-actions {
    flex-direction: column;
  }
}