/* ── TOKENS ── */
:root {
  --bg: #090b11;
  --surface: #0e1118;
  --surface-2: #141823;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);
  --text: #e8eaf0;
  --text-muted: #7e8a9f;
  --text-dim: #4a5568;
  --accent: #6366f1;
  --accent-2: #818cf8;
  --accent-glow: rgba(99,102,241,0.35);
  --red: #f87171;
  --red-glow: rgba(248,113,113,0.2);
  --teal: #2dd4bf;
  --teal-glow: rgba(45,212,191,0.2);
  --green: #4ade80;
  --green-glow: rgba(74,222,128,0.2);
  --orange: #fb923c;
  --orange-glow: rgba(251,146,60,0.2);
  --blue: #60a5fa;
  --blue-glow: rgba(96,165,250,0.2);
  --purple: #c084fc;
  --purple-glow: rgba(192,132,252,0.2);
  --cyan: #22d3ee;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-lg: 0 16px 60px rgba(0,0,0,0.6);
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: rgba(255,255,255,0.06);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent-2);
}

/* ── UTILITIES ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; }
.gradient-text {
  background: linear-gradient(135deg, var(--accent-2) 0%, var(--teal) 50%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-green { color: var(--green); }
.text-cyan { color: var(--cyan); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.925rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 32px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-2px);
  box-shadow: 0 0 48px var(--accent-glow);
}
.btn-secondary {
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border: 1px solid var(--border-hover);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}
.btn-nav {
  background: var(--accent);
  color: #fff;
  padding: 9px 20px;
  font-size: 0.875rem;
}
.btn-nav:hover { background: var(--accent-2); }
.btn-large { padding: 16px 32px; font-size: 1rem; }

/* ── SECTION HEADERS ── */
.section-header { text-align: center; margin-bottom: 72px; }
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.section-title em { font-style: normal; color: var(--accent-2); }
.section-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── NAV ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--transition), backdrop-filter var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(9,11,17,0.85);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.logo-icon {
  font-size: 1.4rem;
  color: var(--accent-2);
  filter: drop-shadow(0 0 8px var(--accent-glow));
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}
.nav-links a {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.hamburger { display: none; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
#particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}
.glow-1 {
  width: 600px; height: 600px;
  top: -100px; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(99,102,241,0.18) 0%, transparent 70%);
}
.glow-2 {
  width: 400px; height: 400px;
  top: 40%; left: -100px;
  background: radial-gradient(circle, rgba(45,212,191,0.1) 0%, transparent 70%);
}
.glow-3 {
  width: 400px; height: 400px;
  top: 30%; right: -100px;
  background: radial-gradient(circle, rgba(192,132,252,0.1) 0%, transparent 70%);
}
.hero-content {
  max-width: 860px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-2);
  margin-bottom: 28px;
  animation: fadeDown 0.6s ease both;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}
.hero-title {
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeUp 0.7s ease 0.1s both;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.75;
  animation: fadeUp 0.7s ease 0.2s both;
}

/* Terminal */
.hero-terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0 auto 40px;
  max-width: 600px;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(99,102,241,0.08);
  animation: fadeUp 0.7s ease 0.3s both;
  text-align: left;
}
.terminal-bar {
  background: rgba(255,255,255,0.04);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }
.term-title {
  margin-left: 8px;
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--mono);
}
.terminal-body { padding: 20px; }
.term-line {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1.8;
  transition: opacity 0.4s ease;
}
.term-line.hidden { opacity: 0; height: 0; overflow: hidden; margin: 0; }
.term-line.visible { opacity: 1; height: auto; }
.term-prompt { color: var(--accent-2); flex-shrink: 0; }
.term-cmd { color: var(--text); }
.term-out { color: var(--text-muted); padding-left: 4px; }
.term-out.text-green { color: var(--green); }

/* Hero actions */
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeUp 0.7s ease 0.4s both;
}

/* Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  animation: fadeUp 0.7s ease 0.5s both;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 32px;
}
.stat-num {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text) 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-top: 2px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.scroll-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  animation: scrollBounce 1.5s ease infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.4; }
}

/* ── TRUST STRIP ── */
.trust-strip {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}
.trust-label {
  text-align: center;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 24px;
  font-weight: 600;
}
.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 4px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  transition: var(--transition);
}
.trust-item:hover {
  border-color: var(--border-hover);
  color: var(--text);
  background: rgba(255,255,255,0.06);
}
.trust-icon { font-size: 1rem; }

/* ── FEATURES ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-large {
  grid-column: span 1;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: default;
}
.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.feat-icon-wrap {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
}
.feat-red { background: var(--red-glow); color: var(--red); }
.feat-blue { background: var(--blue-glow); color: var(--blue); }
.feat-purple { background: var(--purple-glow); color: var(--purple); }
.feat-teal { background: var(--teal-glow); color: var(--teal); }
.feat-orange { background: var(--orange-glow); color: var(--orange); }
.feat-green { background: var(--green-glow); color: var(--green); }
.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.feature-card p {
  color: var(--text-muted);
  font-size: 0.925rem;
  line-height: 1.7;
}
.feat-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.feat-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.feat-list li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.feat-glow {
  position: absolute;
  bottom: -40px; right: -40px;
  width: 160px; height: 160px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.feature-card:hover .feat-glow { opacity: 1; }
.feat-glow-red { background: var(--red-glow); }
.feat-glow-blue { background: var(--blue-glow); }
.feat-glow-purple { background: var(--purple-glow); }
.feat-glow-teal { background: var(--teal-glow); }
.feat-glow-orange { background: var(--orange-glow); }
.feat-glow-green { background: var(--green-glow); }

/* ── ARCHITECTURE ── */
.architecture { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.arch-diagram {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}
.arch-host {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.arch-host-label, .arch-sandbox-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
}
.arch-layers { display: flex; flex-direction: column; gap: 0; }
.arch-layer {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.arch-layer:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.05); }
.arch-layer-icon { font-size: 1.4rem; flex-shrink: 0; }
.arch-layer-content { flex: 1; }
.arch-layer-content strong { display: block; font-size: 0.925rem; font-weight: 600; margin-bottom: 4px; }
.arch-layer-content span { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }
.arch-layer-tech {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-2);
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.2);
  padding: 2px 8px;
  border-radius: 4px;
  align-self: center;
  white-space: nowrap;
}
.arch-arrow { text-align: center; color: var(--text-dim); font-size: 1.2rem; padding: 4px 0; }
.arch-sandbox-wrap {
  background: var(--surface-2);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
}
.arch-sandbox-wrap::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(99,102,241,0.2), transparent, rgba(45,212,191,0.1));
  pointer-events: none;
}
.arch-sandbox { display: flex; flex-direction: column; gap: 12px; }
.arch-sandbox-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(99,102,241,0.05);
  border: 1px solid rgba(99,102,241,0.15);
  border-radius: 10px;
  transition: var(--transition);
}
.arch-sandbox-item:hover { border-color: rgba(99,102,241,0.35); background: rgba(99,102,241,0.08); }
.arch-s-icon { font-size: 1.2rem; flex-shrink: 0; }
.arch-sandbox-item strong { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 3px; }
.arch-sandbox-item span { font-size: 0.78rem; color: var(--text-muted); line-height: 1.5; }

/* ── SECURITY ── */
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sec-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}
.sec-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.sec-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-2);
  margin-bottom: 14px;
  letter-spacing: 0.1em;
}
.sec-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.sec-card p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; }

/* ── MODELS ── */
.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.model-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
  position: relative;
}
.model-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}
.model-provider {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}
.model-provider.anthropic { color: var(--orange); }
.model-provider.openai { color: var(--green); }
.model-provider.nvidia { color: var(--teal); }
.model-provider.custom { color: var(--purple); }
.model-name { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.model-cmd code { font-size: 0.78rem; }
.model-desc { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 10px; }
.model-cmd-full {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent-2);
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.15);
  padding: 8px 12px;
  border-radius: 6px;
  display: block;
  margin-top: 10px;
}
.model-badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(99,102,241,0.15);
  color: var(--accent-2);
  border: 1px solid rgba(99,102,241,0.3);
  padding: 2px 8px;
  border-radius: 4px;
}
.model-card-custom {
  border-style: dashed;
  border-color: rgba(192,132,252,0.2);
  background: rgba(192,132,252,0.03);
}
.model-switch-demo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.msd-label {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}
.msd-terminal .terminal-bar { padding: 10px 24px; }
.msd-body {
  padding: 20px 24px;
  font-family: var(--mono);
  font-size: 0.875rem;
}
.msd-line { padding: 3px 0; display: flex; gap: 10px; }
.msd-line.out { padding-left: 20px; }

/* ── COMMANDS / QUICKSTART ── */
.commands-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.steps { display: flex; flex-direction: column; gap: 24px; margin-bottom: 64px; }
.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  align-items: start;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}
.step:hover { border-color: var(--border-hover); }
.step-num {
  font-family: var(--mono);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.6;
  line-height: 1;
  padding-top: 4px;
}
.step-content h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 16px; }
.code-block {
  position: relative;
  background: #0a0c12;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.code-block pre {
  padding: 20px;
  font-family: var(--mono);
  font-size: 0.83rem;
  line-height: 1.9;
  overflow-x: auto;
  color: var(--text-muted);
}
.c-comment { color: var(--text-dim); }
.c-cmd { color: var(--text); }
.copy-btn {
  position: absolute;
  top: 10px; right: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 12px;
  border-radius: 5px;
  font-size: 0.75rem;
  font-family: var(--font);
  cursor: pointer;
  transition: var(--transition);
}
.copy-btn:hover { background: rgba(255,255,255,0.12); color: var(--text); }
.copy-btn.copied { color: var(--green); border-color: var(--green); background: var(--green-glow); }
.cmd-reference { }
.cmd-ref-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; }
.cmd-table { display: flex; flex-direction: column; gap: 4px; }
.cmd-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 20px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.cmd-row:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.03); }
.cmd-row code { flex: 0 0 auto; min-width: 300px; }
.cmd-row span { color: var(--text-muted); font-size: 0.875rem; }

/* ── CTA ── */
.cta-section {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.cta-bg { position: absolute; inset: 0; }
.cta-glow {
  position: absolute;
  width: 80%;
  height: 100%;
  left: 10%;
  background: radial-gradient(ellipse at 50% 50%, rgba(99,102,241,0.12) 0%, transparent 70%);
}
.cta-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}
.cta-inner h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.cta-inner p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ── */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-inner {
  display: flex;
  gap: 64px;
  margin-bottom: 48px;
}
.footer-brand { max-width: 280px; }
.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; }
.footer-links { display: flex; gap: 64px; margin-left: auto; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h5 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.footer-col a { font-size: 0.875rem; color: var(--text-muted); transition: var(--transition); }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--text); }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-large { grid-column: span 2; }
  .arch-diagram { grid-template-columns: 1fr; }
  .security-grid { grid-template-columns: repeat(2, 1fr); }
  .models-grid { grid-template-columns: repeat(2, 1fr); }
  .cmd-row code { min-width: 200px; }
}
@media (max-width: 768px) {
  .section { padding: 80px 0; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-large { grid-column: span 1; }
  .security-grid { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: 1fr; }
  .nav-links, .btn-nav { display: none; }
  .hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
  }
  .hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-muted);
    border-radius: 2px;
    transition: var(--transition);
  }
  .hero-stats { gap: 0; }
  .stat { padding: 0 16px; }
  .stat-num { font-size: 1.5rem; }
  .footer-inner { flex-direction: column; gap: 40px; }
  .footer-links { margin-left: 0; gap: 40px; }
  .step { grid-template-columns: 1fr; }
  .step-num { font-size: 1rem; }
  .cmd-row { flex-direction: column; align-items: flex-start; gap: 6px; }
  .cmd-row code { min-width: auto; }
  .nav-inner { gap: 0; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 16px; }
  .stat-divider { display: none; }
  .trust-logos { justify-content: flex-start; }
}