/* ============================================================
   RAGuard — Zerberus.ai — Shared Stylesheet
   Light mode default (brand guide) + Dark mode toggle (purple/black)
   ============================================================ */

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

/* ============================================================
   LIGHT MODE — DEFAULT (Zerberus Brand Guide)
   Navy #0A285C · Electric Blue #2D3BFC · Cyan #0BE1FA
   ============================================================ */
:root {
  /* Backgrounds */
  --bg:        #ffffff;
  --bg2:       #f0f5ff;
  --bg3:       #e3ecfc;

  /* Borders */
  --border:    rgba(10,40,92,0.09);
  --border2:   rgba(10,40,92,0.17);

  /* Brand primary (electric blue → replaces red as action colour) */
  --accent:       #2D3BFC;
  --accent-dark:  #1e2ae0;

  /* Brand secondary */
  --blue:         #2563eb;
  --cyan:         #0BE1FA;
  --cyan-dark:    #09b8d4;

  /* Danger (kept red for threat/security indicators) */
  --danger:       #e02020;
  --danger-dark:  #be1a1a;

  /* Semantic colours */
  --green:     #059669;
  --purple:    #6d28d9;
  --yellow:    #d97706;

  /* Text */
  --text:      #0A285C;
  --text2:     #2d5499;
  --text3:     #7a9ac0;

  /* Type */
  --font:      'Inter', system-ui, -apple-system, sans-serif;
  --mono:      'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Shape */
  --radius:    12px;
  --radius-lg: 20px;

  /* Shadows */
  --shadow:        0 4px 32px rgba(10,40,92,0.12);
  --shadow-accent: 0 0 40px rgba(45,59,252,0.20);

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);

  /* Nav */
  --nav-scrolled: rgba(255,255,255,0.94);
  --nav-border:   rgba(10,40,92,0.10);

  /* Accent alpha palette (electric blue 45,59,252) */
  --accent-a04: rgba(45,59,252,0.04);
  --accent-a06: rgba(45,59,252,0.06);
  --accent-a08: rgba(45,59,252,0.08);
  --accent-a10: rgba(45,59,252,0.10);
  --accent-a12: rgba(45,59,252,0.12);
  --accent-a15: rgba(45,59,252,0.15);
  --accent-a20: rgba(45,59,252,0.20);
  --accent-a25: rgba(45,59,252,0.25);
  --accent-a30: rgba(45,59,252,0.30);
  --accent-a40: rgba(45,59,252,0.40);

  /* Danger alpha palette (224,32,32) */
  --danger-a08: rgba(224,32,32,0.08);
  --danger-a10: rgba(224,32,32,0.10);
  --danger-a15: rgba(224,32,32,0.15);
  --danger-a25: rgba(224,32,32,0.25);

  /* Gradient text */
  --gradient-hero: linear-gradient(135deg, #0A285C 0%, #2D3BFC 55%, #0BE1FA 100%);
  --gradient-blue: linear-gradient(135deg, #0A285C 0%, #2D3BFC 55%, #0BE1FA 100%);
}

/* ============================================================
   DARK MODE — Purple / Black
   ============================================================ */
[data-theme="dark"] {
  /* Backgrounds */
  --bg:        #07060f;
  --bg2:       #0f0a1c;
  --bg3:       #160e2a;

  /* Borders */
  --border:    rgba(124,58,237,0.12);
  --border2:   rgba(124,58,237,0.24);

  /* Brand primary in dark = violet */
  --accent:       #7c3aed;
  --accent-dark:  #6d28d9;

  /* Secondary = lighter purple */
  --blue:         #60a5fa;
  --cyan:         #a855f7;
  --cyan-dark:    #9333ea;

  /* Danger */
  --danger:       #e94560;
  --danger-dark:  #c0392b;

  /* Semantic */
  --green:     #10b981;
  --purple:    #c084fc;
  --yellow:    #f59e0b;

  /* Text */
  --text:      #f0ebff;
  --text2:     #a899c8;
  --text3:     #5e5480;

  /* Shadows */
  --shadow:        0 4px 32px rgba(0,0,0,0.55);
  --shadow-accent: 0 0 40px rgba(124,58,237,0.28);

  /* Nav */
  --nav-scrolled: rgba(7,6,15,0.90);
  --nav-border:   rgba(124,58,237,0.15);

  /* Accent alpha palette (violet 124,58,237) */
  --accent-a04: rgba(124,58,237,0.04);
  --accent-a06: rgba(124,58,237,0.06);
  --accent-a08: rgba(124,58,237,0.08);
  --accent-a10: rgba(124,58,237,0.10);
  --accent-a12: rgba(124,58,237,0.12);
  --accent-a15: rgba(124,58,237,0.15);
  --accent-a20: rgba(124,58,237,0.20);
  --accent-a25: rgba(124,58,237,0.25);
  --accent-a30: rgba(124,58,237,0.30);
  --accent-a40: rgba(124,58,237,0.40);

  /* Danger alpha (233,69,96) */
  --danger-a08: rgba(233,69,96,0.08);
  --danger-a10: rgba(233,69,96,0.10);
  --danger-a15: rgba(233,69,96,0.15);
  --danger-a25: rgba(233,69,96,0.25);

  /* Gradient text */
  --gradient-hero: linear-gradient(135deg, #f0ebff 0%, #7c3aed 55%, #c084fc 100%);
  --gradient-blue: linear-gradient(135deg, #f0ebff 0%, #a855f7 55%, #c084fc 100%);
}

/* ============================================================
   BASE
   ============================================================ */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s ease, color 0.3s ease;
}

/* --- Typography --- */
h1,h2,h3,h4,h5 { font-weight: 700; line-height: 1.2; color: var(--text); }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text2); line-height: 1.75; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--text); }
strong { color: var(--text); font-weight: 600; }
code {
  font-family: var(--mono);
  background: var(--bg3);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.88em;
  color: var(--accent);
}

/* --- Utility --- */
.container { max-width: 1160px; margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 780px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.text-center { text-align: center; }
.text-muted { color: var(--text2); }
.visually-hidden { position: absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

/* Section labels */
.label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  padding: 0.3rem 0.8rem;
  background: var(--accent-a10);
  border: 1px solid var(--accent-a25);
  border-radius: 100px;
}
.label-blue { color: var(--cyan); background: rgba(11,225,250,0.08); border-color: rgba(11,225,250,0.22); }
[data-theme="dark"] .label-blue { color: var(--cyan); background: rgba(168,85,247,0.08); border-color: rgba(168,85,247,0.22); }
.label-green { color: var(--green); background: rgba(5,150,105,0.08); border-color: rgba(5,150,105,0.22); }
[data-theme="dark"] .label-green { color: var(--green); background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.22); }
.label-purple { color: var(--purple); background: rgba(109,40,217,0.08); border-color: rgba(109,40,217,0.22); }
[data-theme="dark"] .label-purple { color: var(--purple); background: rgba(192,132,252,0.08); border-color: rgba(192,132,252,0.22); }

/* --- Gradient text --- */
.gradient-text {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-blue {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-a35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-a40);
  color: #fff;
}
.btn-secondary {
  background: var(--accent-a08);
  color: var(--text);
  border: 1px solid var(--border2);
}
.btn-secondary:hover {
  background: var(--accent-a15);
  border-color: var(--accent-a30);
  color: var(--text);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--text2);
  padding: 0.5rem 1rem;
}
.btn-ghost:hover { color: var(--text); }
.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; }
.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.85rem; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0.85rem 0;
  transition: background var(--transition), backdrop-filter var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
  background: var(--nav-scrolled);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--nav-border);
  box-shadow: 0 2px 20px rgba(10,40,92,0.08);
}
[data-theme="dark"] .nav.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
  letter-spacing: -0.01em;
}
.nav-logo:hover { color: var(--text); }
.nav-logo-mark {
  width: 34px;
  height: 32px;
  color: var(--accent);
  flex-shrink: 0;
  transition: color var(--transition);
}
.nav-logo span { color: var(--accent); }
.nav-logo em { font-style: normal; color: var(--accent); }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin-left: auto;
}
.nav-links a {
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text2);
  transition: all var(--transition);
}
.nav-links a:hover {
  color: var(--text);
  background: var(--accent-a08);
}
.nav-links a.active { color: var(--text); }
.nav-cta { margin-left: 0.5rem; }

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown > a::after { content: " ▾"; font-size: 0.7rem; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  background: var(--bg);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 0.5rem;
  min-width: 220px;
  box-shadow: var(--shadow);
}
.nav-dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a {
  display: block;
  padding: 0.55rem 0.9rem;
  border-radius: 8px;
  font-size: 0.88rem;
  color: var(--text2);
}
.dropdown-menu a:hover {
  color: var(--text);
  background: var(--accent-a08);
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-a08);
  border: 1px solid var(--border2);
  color: var(--text2);
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: var(--accent-a15);
  color: var(--accent);
  border-color: var(--accent-a25);
}
.theme-toggle svg { display: block; }
.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }
[data-theme="dark"] .theme-toggle .sun-icon { display: block; }
[data-theme="dark"] .theme-toggle .moon-icon { display: none; }

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  font-size: 1.4rem;
}
.mobile-menu { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 5rem;
  background: linear-gradient(160deg, var(--bg) 0%, var(--bg2) 100%);
}
[data-theme="dark"] .hero {
  background: linear-gradient(160deg, var(--bg) 0%, #0d0820 100%);
}
#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.5;
}
.hero-glow {
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-a10) 0%, transparent 70%);
  top: -200px; right: -200px;
  pointer-events: none;
  z-index: 1;
}
.hero-glow-2 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(11,225,250,0.06) 0%, transparent 70%);
  bottom: -100px; left: -100px;
  top: auto;
}
[data-theme="dark"] .hero-glow-2 {
  background: radial-gradient(circle, rgba(168,85,247,0.07) 0%, transparent 70%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--accent-a10);
  border: 1px solid var(--accent-a25);
  border-radius: 100px;
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
.hero h1 { margin-bottom: 1.25rem; }
.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--text2);
  margin-bottom: 2.5rem;
  max-width: 600px;
  line-height: 1.7;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.hero-stat-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  display: block;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Scroll down */
.scroll-down {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  color: var(--text3);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: float 3s ease-in-out infinite;
}
.scroll-down-arrow {
  width: 24px; height: 24px;
  border-right: 2px solid var(--text3);
  border-bottom: 2px solid var(--text3);
  transform: rotate(45deg);
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}
.trust-bar-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
  margin-bottom: 1.25rem;
  text-align: center;
}
.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.trust-logo {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  opacity: 0.5;
  transition: opacity var(--transition);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}
.trust-logo:hover { opacity: 0.85; }
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--border2);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text2);
  opacity: 0.65;
  transition: opacity var(--transition);
}
.trust-badge:hover { opacity: 1; }

/* ============================================================
   PROBLEM / THREAT SECTION
   ============================================================ */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-top: 3rem;
}
.problem-diagram {
  position: relative;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  overflow: hidden;
}
.problem-diagram::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--danger-a08), transparent);
  pointer-events: none;
}
.threat-cards { display: flex; flex-direction: column; gap: 1rem; }
.threat-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.5s ease;
}
.threat-card.visible { opacity: 1; transform: translateX(0); }
.threat-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.threat-icon.red { background: var(--danger-a15); }
.threat-icon.orange { background: rgba(245,158,11,0.15); }
.threat-icon.blue { background: var(--accent-a15); }
.threat-icon.purple { background: rgba(109,40,217,0.12); }
[data-theme="dark"] .threat-icon.purple { background: rgba(192,132,252,0.12); }
.threat-card h4 { font-size: 0.9rem; margin-bottom: 0.2rem; }
.threat-card p { font-size: 0.82rem; color: var(--text3); margin: 0; }

.stateless-label {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8rem; font-weight: 700; color: var(--danger);
  background: var(--danger-a08);
  border: 1px solid var(--danger-a25);
  border-radius: 6px;
  padding: 0.3rem 0.75rem;
  margin-bottom: 1rem;
}

/* ============================================================
   ARCHITECTURE
   ============================================================ */
.arch-wrapper { position: relative; padding: 2rem 0; }
.arch-diagram {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  overflow: hidden;
  position: relative;
}
.arch-flow {
  display: flex;
  align-items: stretch;
  gap: 0;
  position: relative;
}
.arch-box {
  flex: 1;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  position: relative;
}
.arch-box.center {
  flex: 1.8;
  border-color: var(--accent-a40);
  background: var(--accent-a04);
  box-shadow: 0 0 40px var(--accent-a12);
}
.arch-box h4 { font-size: 0.9rem; margin-bottom: 0.5rem; }
.arch-box p { font-size: 0.78rem; color: var(--text3); margin: 0; }
.arch-connector {
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  position: relative;
}
.arch-arrow {
  width: 50px;
  height: 2px;
  background: var(--border2);
  position: relative;
  overflow: visible;
}
.arch-arrow::after {
  content: '';
  position: absolute;
  right: -6px;
  top: -4px;
  border: 5px solid transparent;
  border-left-color: var(--border2);
}
.arch-particle {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  top: -3px;
  animation: flow 2s linear infinite;
}
.arch-particle.red { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.arch-particle.blue { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); animation-delay: -1s; }
.arch-layers {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.arch-layer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.6rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text2);
}
.arch-layer-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================================
   CAPABILITIES
   ============================================================ */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}
.cap-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(30px);
}
.cap-card.visible { opacity: 1; transform: translateY(0); }
.cap-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.cap-card:hover { border-color: var(--border2); transform: translateY(-4px); box-shadow: var(--shadow); }
.cap-card:hover::before { opacity: 1; }
.cap-num {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.cap-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
}
.cap-card h4 { margin-bottom: 0.6rem; font-size: 1rem; }
.cap-card p { font-size: 0.875rem; color: var(--text2); margin: 0; }
.cap-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 1rem; }
.cap-tag {
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text3);
}

/* ============================================================
   STEPS / HOW IT WORKS
   ============================================================ */
.steps-wrapper {
  position: relative;
  max-width: 720px;
  margin: 3rem auto 0;
}
.steps-line {
  position: absolute;
  left: 23px;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--border);
  z-index: 0;
}
.steps-line-progress {
  width: 100%;
  background: linear-gradient(180deg, var(--accent), var(--cyan));
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 1s ease;
}
.step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.5s ease;
}
.step.visible { opacity: 1; transform: translateX(0); }
.step-num {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--bg2);
  border: 2px solid var(--border2);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  flex-shrink: 0;
  color: var(--text2);
  transition: all var(--transition);
}
.step.visible .step-num {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-a10);
}
.step-content { padding-top: 0.6rem; }
.step-content h4 { margin-bottom: 0.5rem; font-size: 1rem; }
.step-content p { font-size: 0.875rem; margin: 0; }

/* ============================================================
   CODE / INTEGRATION PANEL
   (Always dark — terminal context)
   ============================================================ */
.code-panel {
  background: #0d1117;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.code-panel-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  background: #161b22;
}
.code-dot { width: 12px; height: 12px; border-radius: 50%; }
.code-dot:nth-child(1) { background: #ff5f57; }
.code-dot:nth-child(2) { background: #febc2e; }
.code-dot:nth-child(3) { background: #28c840; }
.code-file { margin-left: auto; font-size: 0.78rem; color: #6b7280; font-family: var(--mono); }
.code-body { padding: 1.5rem; font-family: var(--mono); font-size: 0.85rem; line-height: 1.8; }
.code-body .c-comment { color: #6a9955; }
.code-body .c-string { color: #ce9178; }
.code-body .c-key { color: #9cdcfe; }
.code-body .c-val { color: #b5cea8; }
.code-body .c-red { color: #e94560; }
.code-body .c-green { color: #4ec9b0; }
.code-body .c-keyword { color: #569cd6; }
.code-body .c-text { color: #d4d4d4; }

/* Integration grid */
.integration-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  margin-top: 3rem;
}

/* ============================================================
   USE CASES
   ============================================================ */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}
.usecase-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.usecase-card.visible { opacity: 1; transform: translateY(0); }
.usecase-card:hover { border-color: var(--border2); transform: translateY(-4px); box-shadow: var(--shadow); }
.usecase-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}
.usecase-card h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.usecase-card p { font-size: 0.875rem; margin-bottom: 1.25rem; }
.usecase-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--transition);
}
.usecase-card:hover .usecase-link { gap: 0.6rem; }

/* ============================================================
   STATELESS FALLACY EXPLAINER
   ============================================================ */
.fallacy-diagram {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.fallacy-side {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  overflow: hidden;
}
.fallacy-side.bad { border-color: var(--danger-a25); }
.fallacy-side.good { border-color: rgba(5,150,105,0.30); }
[data-theme="dark"] .fallacy-side.good { border-color: rgba(16,185,129,0.30); }
.fallacy-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.fallacy-title.bad { color: var(--danger); }
.fallacy-title.good { color: var(--green); }
.turn-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.5rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.82rem;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.4s ease;
}
.turn-row.visible { opacity: 1; transform: translateX(0); }
.turn-icon { font-size: 0.9rem; flex-shrink: 0; }
.turn-text { color: var(--text2); }
.turn-status {
  margin-left: auto;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  flex-shrink: 0;
}
.turn-status.ok { background: rgba(5,150,105,0.12); color: var(--green); }
[data-theme="dark"] .turn-status.ok { background: rgba(16,185,129,0.12); }
.turn-status.warn { background: rgba(217,119,6,0.12); color: var(--yellow); }
[data-theme="dark"] .turn-status.warn { background: rgba(245,158,11,0.12); }
.turn-status.fail { background: var(--danger-a15); color: var(--danger); }

/* ============================================================
   COMPARE TABLE
   ============================================================ */
.compare-table-wrap { overflow-x: auto; margin-top: 2.5rem; }
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.compare-table th {
  padding: 1rem 1.25rem;
  text-align: left;
  background: var(--bg2);
  border-bottom: 1px solid var(--border2);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text2);
}
.compare-table th.us { color: var(--accent); background: var(--accent-a08); }
.compare-table td {
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--border);
  color: var(--text2);
}
.compare-table td.us { background: var(--accent-a04); color: var(--text); }
.compare-table td.feature { color: var(--text); font-weight: 500; }
.compare-table tr:hover td { background: var(--accent-a04); }
.check-y { color: var(--green); font-weight: 700; }
.check-n { color: var(--text3); }
.check-p { color: var(--yellow); }

/* ============================================================
   PRICING
   ============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  align-items: start;
}
.pricing-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  position: relative;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.pricing-card.visible { opacity: 1; transform: translateY(0); }
.pricing-card.featured {
  border-color: var(--accent);
  background: var(--accent-a04);
  transform: scale(1.03);
}
.pricing-card.featured.visible { transform: scale(1.03); }
.pricing-card:hover { border-color: var(--border2); box-shadow: var(--shadow); }
.pricing-card.featured:hover { border-color: var(--accent); box-shadow: var(--shadow-accent); }
.pricing-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.85rem;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-tier {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
  margin-bottom: 0.75rem;
}
.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.pricing-price span { font-size: 1rem; font-weight: 500; color: var(--text3); }
.pricing-desc { font-size: 0.875rem; color: var(--text3); margin-bottom: 1.75rem; min-height: 2.5rem; }
.pricing-features { list-style: none; margin-bottom: 2rem; }
.pricing-features li {
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: var(--text2);
  display: flex; align-items: flex-start; gap: 0.6rem;
  border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; }

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--accent-a12), rgba(11,225,250,0.06));
  border: 1px solid var(--accent-a25);
  border-radius: var(--radius-lg);
  padding: 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .cta-banner {
  background: linear-gradient(135deg, var(--accent-a12), rgba(168,85,247,0.06));
}
.cta-banner::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-a10) 0%, transparent 70%);
  top: -200px; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.cta-banner h2 { margin-bottom: 0.75rem; }
.cta-banner p { margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p { font-size: 0.875rem; color: var(--text3); margin-top: 0.75rem; max-width: 280px; }
.footer-col h5 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
  margin-bottom: 1rem;
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { font-size: 0.875rem; color: var(--text3); transition: color var(--transition); }
.footer-links a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text3);
  flex-wrap: wrap;
  gap: 1rem;
}

/* Footer logo (full wordmark shown in footer) */
.footer-logo-wordmark {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
  margin-bottom: 0.75rem;
}
.footer-logo-wordmark svg {
  width: 28px;
  height: 26px;
  color: var(--accent);
}

/* ============================================================
   PAGE HEROES (inner pages)
   ============================================================ */
.page-hero {
  padding: 8rem 0 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  width: 800px; height: 400px;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, var(--accent-a10), transparent 70%);
  pointer-events: none;
}
.page-hero h1 { margin-bottom: 1rem; }
.page-hero p { font-size: 1.1rem; max-width: 620px; margin: 0 auto 2rem; }

.page-hero.compare-page {
  text-align: left;
  padding: 8.5rem 0 5.5rem;
}
.page-hero.compare-page .container {
  position: relative;
  z-index: 1;
}
.compare-hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 2rem;
  align-items: center;
}
.compare-hero-copy p {
  max-width: 640px;
  margin: 0 0 1.5rem;
}
.compare-hero-actions {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.compare-chip-row {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}
.compare-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border2);
  background: var(--bg2);
  color: var(--text2);
  font-size: 0.78rem;
  font-weight: 600;
}
.compare-chip::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-a30);
  animation: pulse 2.6s ease-in-out infinite;
}
.compare-hero-visual {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--border);
  padding: 1.4rem;
  background:
    radial-gradient(circle at top right, var(--accent-a15), transparent 38%),
    radial-gradient(circle at bottom left, rgba(11,225,250,0.12), transparent 30%),
    linear-gradient(180deg, rgba(255,255,255,0.9), rgba(240,245,255,0.92));
  box-shadow: var(--shadow);
  isolation: isolate;
}
[data-theme="dark"] .compare-hero-visual {
  background:
    radial-gradient(circle at top right, var(--accent-a20), transparent 38%),
    radial-gradient(circle at bottom left, rgba(168,85,247,0.12), transparent 30%),
    linear-gradient(180deg, rgba(15,10,28,0.95), rgba(22,14,42,0.94));
}
.compare-hero-visual::before,
.compare-hero-visual::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}
.compare-hero-visual::before {
  width: 220px;
  height: 220px;
  right: -60px;
  top: -80px;
  background: radial-gradient(circle, var(--accent-a20), transparent 65%);
  animation: float 7s ease-in-out infinite;
}
.compare-hero-visual::after {
  width: 180px;
  height: 180px;
  left: -50px;
  bottom: -90px;
  background: radial-gradient(circle, rgba(11,225,250,0.18), transparent 68%);
  animation: float 8s ease-in-out infinite reverse;
}
.compare-vs-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--accent-a25);
  background: var(--accent-a08);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.compare-vs-kicker::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s ease-in-out infinite;
}
.compare-layer-stack {
  display: grid;
  gap: 0.9rem;
}
.compare-layer-stack .compare-layer-card:first-child {
  transform: translateX(18px);
}
.compare-layer-card {
  position: relative;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(10px);
  padding: 1rem 1rem 0.95rem;
  box-shadow: 0 10px 24px rgba(10,40,92,0.07);
}
[data-theme="dark"] .compare-layer-card {
  background: rgba(15,10,28,0.7);
  box-shadow: 0 14px 28px rgba(0,0,0,0.3);
}
.compare-layer-card.us {
  border-color: var(--accent-a30);
  background: linear-gradient(180deg, rgba(45,59,252,0.12), rgba(255,255,255,0.82));
  transform: translateY(-2px);
  animation: glow 4.8s ease-in-out infinite;
}
[data-theme="dark"] .compare-layer-card.us {
  background: linear-gradient(180deg, rgba(124,58,237,0.18), rgba(15,10,28,0.82));
}
.compare-layer-eyebrow {
  display: inline-block;
  margin-bottom: 0.35rem;
  color: var(--text3);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.compare-layer-card strong {
  display: block;
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 0.35rem;
}
.compare-layer-card p {
  font-size: 0.82rem;
  margin: 0;
  line-height: 1.6;
}
.compare-visual-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1rem;
}
.compare-visual-pill {
  padding: 0.45rem 0.7rem;
  border-radius: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text2);
  font-family: var(--mono);
  font-size: 0.72rem;
}
.compare-cluster {
  display: grid;
  gap: 0.9rem;
}
.compare-cluster-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
}
.compare-cluster .compare-layer-card.us {
  transform: none;
}

/* ============================================================
   INTERIOR CONTENT
   ============================================================ */
.content-block { margin-bottom: 3rem; }
.content-block h2 { margin-bottom: 1.25rem; }
.content-block h3 { color: var(--text); margin-bottom: 0.75rem; margin-top: 2rem; }
.content-block p { margin-bottom: 1rem; }
.content-block ul { list-style: none; }
.content-block ul li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.925rem;
  color: var(--text2);
}
.content-block ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}
.content-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}
.info-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}
.info-card h4 { margin-bottom: 0.6rem; }
.info-card p { font-size: 0.875rem; margin: 0; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}
@keyframes flow {
  0% { left: -10px; }
  100% { left: 110%; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideIn {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px var(--accent-a25); }
  50% { box-shadow: 0 0 40px var(--accent-a40); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}
.animate-fade-up { animation: fadeInUp 0.7s ease forwards; }
.animate-fade { animation: fadeIn 0.7s ease forwards; }

/* Stagger helpers */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }

/* Scroll-reveal */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* ============================================================
   MISC COMPONENTS
   ============================================================ */
.roadmap-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 0.25rem 0.7rem; border-radius: 100px;
  background: rgba(217,119,6,0.10); color: var(--yellow); border: 1px solid rgba(217,119,6,0.25);
}
[data-theme="dark"] .roadmap-badge {
  background: rgba(245,158,11,0.10); border-color: rgba(245,158,11,0.25);
}

.highlight-box {
  background: var(--accent-a06);
  border: 1px solid var(--accent-a20);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
  margin: 1.5rem 0;
}
.highlight-box.blue {
  background: rgba(11,225,250,0.05);
  border-color: rgba(11,225,250,0.18);
}
[data-theme="dark"] .highlight-box.blue {
  background: rgba(168,85,247,0.06);
  border-color: rgba(168,85,247,0.20);
}
.highlight-box.green {
  background: rgba(5,150,105,0.06);
  border-color: rgba(5,150,105,0.20);
}
[data-theme="dark"] .highlight-box.green {
  background: rgba(16,185,129,0.06);
  border-color: rgba(16,185,129,0.20);
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.stat-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: center;
}
.stat-box .num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text);
  display: block;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.stat-box .desc { font-size: 0.82rem; color: var(--text3); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured.visible { transform: none; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .mobile-menu { display: none; padding: 1rem; border-top: 1px solid var(--border); background: var(--bg2); }
  .mobile-menu.open { display: block; }
  .mobile-menu a { display: block; padding: 0.75rem 1rem; color: var(--text2); border-radius: 8px; }
  .mobile-menu a:hover { background: var(--accent-a08); color: var(--text); }
  h1 { font-size: 2rem; }
  .problem-grid { grid-template-columns: 1fr; }
  .fallacy-diagram { grid-template-columns: 1fr; }
  .integration-grid { grid-template-columns: 1fr; }
  .usecase-grid { grid-template-columns: 1fr; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .content-grid-2 { grid-template-columns: 1fr; }
  .compare-hero-shell { grid-template-columns: 1fr; }
  .page-hero.compare-page { text-align: center; }
  .compare-hero-copy p { margin-left: auto; margin-right: auto; }
  .compare-hero-actions, .compare-chip-row { justify-content: center; }
  .compare-layer-stack .compare-layer-card:first-child,
  .compare-layer-card.us { transform: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 2.5rem 1.5rem; }
  .hero-stats { gap: 1.5rem; }
  .arch-flow { flex-direction: column; align-items: stretch; }
  .arch-connector { transform: rotate(90deg); width: 48px; margin: 0 auto; }
  .theme-toggle { display: none; }
}
@media (max-width: 480px) {
  .compare-cluster-row { grid-template-columns: 1fr; }
  .compare-hero-visual { padding: 1rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; }
}