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

:root {
  --bg:        #060a10;
  --bg-card:   #0d1420;
  --bg-card2:  #111827;
  --border:    rgba(255,255,255,0.07);
  --border-hi: rgba(99,179,237,0.3);
  --text:      #f0f6ff;
  --text-2:    #8b9db3;
  --text-3:    #4a5568;
  --accent:    #38bdf8;
  --accent2:   #818cf8;
  --green:     #34d399;
  --red:       #f87171;
  --yellow:    #fbbf24;
  --radius:    12px;
  --radius-lg: 20px;
  --logo-hq:   #38bdf8;
}

[data-theme="light"] {
  --bg:        #f8fafc;
  --bg-card:   #ffffff;
  --bg-card2:  #f1f5f9;
  --border:    rgba(0,0,0,0.08);
  --border-hi: rgba(37,99,235,0.25);
  --text:      #0f172a;
  --text-2:    #475569;
  --text-3:    #94a3b8;
  --accent:    #2563eb;
  --accent2:   #7c3aed;
  --green:     #16a34a;
  --red:       #dc2626;
  --yellow:    #d97706;
  --logo-hq:   #38bdf8;
}

[data-theme="light"] nav {
  background: rgba(248, 250, 252, 0.9);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .proof-bar {
  background: #f1f5f9;
  border-color: var(--border);
}

/* Hero always stays dark regardless of theme */
[data-theme="light"] .hero {
  background: linear-gradient(135deg, #08021a 0%, #060b26 50%, #030710 100%);
  color: #f0f6ff;
}
[data-theme="light"] .hero h1,
[data-theme="light"] .hero-sub,
[data-theme="light"] .hero-badge {
  color: inherit;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
code {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", monospace;
  font-size: 0.85em;
  background: rgba(56,189,248,0.1);
  color: var(--accent);
  padding: 1px 5px;
  border-radius: 4px;
}

/* ─── Nav ────────────────────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 60px;
  background: rgba(6, 10, 16, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  /* Force nav onto its own compositing layer — fixes iOS Safari address bar jank */
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  will-change: transform;
}

.nav-logo {
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-logo-hq {
  color: var(--logo-hq);
  font-weight: 800;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--text-2);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  border: none;
  white-space: nowrap;
}
.btn-sm { padding: 0.45rem 1rem; font-size: 0.8rem; }
.nav-actions { display: flex; align-items: center; gap: 0.75rem; }
.btn-primary {
  background: var(--accent);
  color: #060a10;
}
.btn-primary:hover { background: #7dd3fa; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(56,189,248,0.35); }
.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.04); }
nav .btn { background: rgba(255,255,255,0.06); color: var(--text); border: 1px solid var(--border); }
nav .btn:hover { background: rgba(255,255,255,0.1); }

/* ─── Hamburger ──────────────────────────────────────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s;
}
.nav-hamburger:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.2); }
.nav-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile-cta { display: none; }

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  padding: 84px 2rem 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #08021a 0%, #060b26 50%, #030710 100%);
}

/* Deep indigo/violet aurora top-left */
.hero::before {
  content: "";
  position: absolute;
  top: -120px; left: -10%;
  width: 70%; height: 100%;
  background: radial-gradient(ellipse at 40% 35%, rgba(100,60,255,0.30) 0%, rgba(70,30,180,0.14) 40%, transparent 68%);
  pointer-events: none;
}

/* Deep blue aurora top-right */
.hero::after {
  content: "";
  position: absolute;
  top: 0%; right: -10%;
  width: 60%; height: 85%;
  background: radial-gradient(ellipse at 60% 35%, rgba(30,80,220,0.22) 0%, rgba(0,140,255,0.09) 45%, transparent 72%);
  pointer-events: none;
}

/* Bottom page fade */
.hero-glow {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 140px;
  background: linear-gradient(to bottom, transparent, #060a10);
  pointer-events: none;
  z-index: 0;
}

.hero-mascot {
  width: 160px;
  height: auto;
  margin-bottom: 2rem;
  filter: drop-shadow(0 0 32px rgba(37,99,235,0.5));
  animation: mascot-float 4s ease-in-out infinite;
}

@keyframes mascot-float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(56,189,248,0.08);
  border: 1px solid rgba(56,189,248,0.2);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}
.hero-badge::before { content: "✦"; }

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 4rem;
}
.hero-cta .btn { padding: 0.75rem 1.5rem; font-size: 0.95rem; }

/* ─── Hero carousel ───────────────────────────────────────────────── */
.hero-carousel{width:100%;max-width:720px;margin:0 auto 3rem;background:rgba(13,16,30,0.6);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:0 20px 60px rgba(0,0,0,0.4);backdrop-filter:blur(6px);}
.carousel-header{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;margin-bottom:1rem;}
.carousel-eyebrow{text-transform:uppercase;font-size:0.65rem;letter-spacing:0.18em;color:var(--accent);}
.carousel-controls{display:flex;gap:0.5rem;}
.carousel-nav{width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:rgba(255,255,255,0.05);color:var(--text);cursor:pointer;}
.carousel-nav:hover{background:rgba(255,255,255,0.12);}
.carousel-track{position:relative;min-height:220px;}
.carousel-card{position:absolute;top:0;left:0;width:100%;background:rgba(12,15,28,0.9);border:1px solid rgba(255,255,255,0.06);border-radius:1rem;padding:1.25rem;opacity:0;transform:translateY(20px);transition:opacity 0.4s ease,transform 0.4s ease;box-shadow:0 18px 45px rgba(0,0,0,0.35);pointer-events:none;}
.carousel-card.active{opacity:1;transform:translateY(0);pointer-events:auto;}
.carousel-card header{display:flex;align-items:center;gap:0.85rem;margin-bottom:1rem;}
.carousel-avatar{width:48px;height:48px;border-radius:14px;background:rgba(56,189,248,0.12);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--accent);}
.carousel-meta{font-size:0.85rem;color:var(--text-2);}
.carousel-quote{font-size:0.95rem;margin-bottom:1rem;color:var(--text);}
.carousel-stats{display:flex;flex-wrap:wrap;gap:0.75rem;margin-bottom:1rem;}
.stat-pill{padding:0.35rem 0.8rem;border-radius:999px;border:1px solid rgba(255,255,255,0.08);font-size:0.8rem;}
.stat-bar{width:100%;height:8px;background:rgba(255,255,255,0.06);border-radius:99px;overflow:hidden;margin-top:0.35rem;}
.stat-bar span{display:block;height:100%;background:linear-gradient(90deg,#22c55e,#16a34a);}
.carousel-demo{display:inline-flex;align-items:center;gap:0.35rem;color:var(--accent);font-weight:600;}
.carousel-dots{display:flex;justify-content:center;gap:0.4rem;margin-top:1rem;}
.carousel-dots button{width:8px;height:8px;border-radius:50%;border:none;background:rgba(255,255,255,0.25);cursor:pointer;}
.carousel-dots button.active{background:var(--accent);}
@media(max-width:640px){.hero-carousel{padding:1.1rem;}.carousel-card{position:relative;}.carousel-track{min-height:0;}}

/* ─── Terminal ───────────────────────────────────────────────────────────── */
.hero-terminal {
  width: 100%;
  max-width: 700px;
  background: #0d1117;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.03);
  text-align: left;
  font-family: "SF Mono","Fira Code","Monaco",monospace;
}
.hero-terminal .live-terminal-body {
  min-height: 300px;
  max-height: 360px;
  padding: 1.25rem 1.5rem;
  font-size: 0.8rem;
}
.hero-terminal .lt-restart-btn {
  display: none; /* moved into terminal-bar-actions */
}

/* Interactive terminal input row */
.hero-terminal-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.hero-terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #e2e8f0;
  font-family: "SF Mono","Fira Code","Monaco",monospace;
  font-size: 0.78rem;
  caret-color: var(--accent);
}
.hero-terminal-input::placeholder { color: rgba(148,163,184,0.4); }
.hero-run-btn {
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  color: #818cf8;
  border-radius: 5px;
  padding: 0.2rem 0.6rem;
  font-size: 0.72rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.hero-run-btn:hover { background: rgba(99,102,241,0.28); }

.terminal-bar-actions {
  margin-left: auto;
  display: flex;
  gap: 6px;
}
.lt-restart-btn, .lt-skip-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-2);
  border-radius: 4px;
  padding: 2px 7px;
  font-size: 0.72rem;
  cursor: pointer;
  transition: background 0.15s;
}
.lt-restart-btn:hover, .lt-skip-btn:hover { background: rgba(255,255,255,0.1); color: var(--text); }

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.lt-cursor-blink { animation: blink 1s step-end infinite; }

/* Dashboard preview section */
.preview-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.preview-tab {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-2);
  border-radius: 6px;
  padding: 0.4rem 1rem;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.15s;
}
.preview-tab.active, .preview-tab:hover {
  background: rgba(99,102,241,0.12);
  border-color: rgba(99,102,241,0.35);
  color: var(--text);
}
.preview-frame {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.preview-chrome {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  background: #0d1420;
  border-bottom: 1px solid var(--border);
}
.preview-chrome-dots { display: flex; gap: 5px; }
.preview-chrome-dots span {
  width: 11px; height: 11px; border-radius: 50%;
  background: rgba(255,255,255,0.12);
}
.preview-chrome-dots span:nth-child(1) { background: #ff5f57; }
.preview-chrome-dots span:nth-child(2) { background: #ffbd2e; }
.preview-chrome-dots span:nth-child(3) { background: #28c840; }
.preview-chrome-url {
  flex: 1;
  font-size: 0.75rem;
  color: var(--text-2);
  font-family: "SF Mono","Fira Code",monospace;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 4px;
  padding: 2px 10px;
}
.preview-chrome-actions { margin-left: auto; }
.preview-open-btn {
  font-size: 0.75rem;
  color: var(--accent);
  text-decoration: none;
  padding: 2px 8px;
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 4px;
  transition: background 0.15s;
}
.preview-open-btn:hover { background: rgba(99,102,241,0.12); }
.preview-panel { display: none; }
.preview-panel.active { display: block; }
.preview-img {
  width: 100%;
  display: block;
  max-height: 500px;
  object-fit: cover;
  object-position: top;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1rem;
  background: #0d1420;
  border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28c840; }
.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-3);
  font-family: "SF Mono", monospace;
}

@keyframes blink { 50% { opacity: 0; } }

/* ─── Proof bar ──────────────────────────────────────────────────────────── */
.proof-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-3);
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.45s ease-out, transform 0.45s ease-out;
}
.proof-bar.visible { opacity: 1; transform: translateY(0); }
.proof-items { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; justify-content: center; }
.proof-item { color: var(--text-2); font-weight: 500; }
.proof-sep { color: var(--text-3); }

/* ─── Sections ───────────────────────────────────────────────────────────── */
.section {
  padding: 6rem 2rem;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease-out, transform 0.55s ease-out;
}
.section.visible { opacity: 1; transform: translateY(0); }
.section-alt { background: rgba(255,255,255,0.015); }
.container { max-width: 1100px; margin: 0 auto; }

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.section-desc { color: var(--text-2); max-width: 480px; margin: 0 auto; font-size: 1rem; }

/* ─── Flow (how it works) ────────────────────────────────────────────────── */
.flow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.flow-arrow { display: none; }
.flow-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}
.flow-step:hover { border-color: var(--border-hi); transform: translateY(-2px); }
/* connector arrow to next step via pseudo-element */
.flow-step:nth-child(1)::after,
.flow-step:nth-child(2)::after,
.flow-step:nth-child(3)::after {
  content: "→";
  position: absolute;
  color: var(--text-3);
  font-size: 1rem;
  pointer-events: none;
}
/* 01 → 02: right edge of step 01 */
.flow-step:nth-child(1)::after {
  top: 50%; right: -1.2rem;
  transform: translateY(-50%);
}
/* 02 → 03: bottom of step 02, rotated down */
.flow-step:nth-child(2)::after {
  content: "↓";
  bottom: -1.2rem; left: 50%;
  transform: translateX(-50%);
}
/* 03 → 04: right edge of step 03 */
.flow-step:nth-child(3)::after {
  top: 50%; right: -1.2rem;
  transform: translateY(-50%);
}
.flow-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.flow-step h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; }
.flow-step p { font-size: 0.875rem; color: var(--text-2); line-height: 1.6; }

/* ─── Features grid ──────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.feature-card-wide { grid-column: 1 / -1; }
.feature-icon { font-size: 1.5rem; margin-bottom: 1rem; }
.feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.feature-card p { font-size: 0.875rem; color: var(--text-2); line-height: 1.6; }
.feature-code {
  margin-top: 1rem;
  font-family: "SF Mono", monospace;
  font-size: 0.78rem;
  color: var(--accent);
  background: rgba(56,189,248,0.07);
  border: 1px solid rgba(56,189,248,0.12);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
}
.control-surfaces {
  display: flex;
  gap: 1rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}
.cs-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  flex: 1;
  min-width: 140px;
}
.cs-item strong { font-size: 0.85rem; color: var(--text); }
.cs-item span { font-size: 0.75rem; color: var(--text-2); }
.cs-item.cs-native { border-color: rgba(56,189,248,0.25); background: rgba(56,189,248,0.05); }
.cs-item.cs-native strong { color: var(--accent); }
.cs-item.cs-messenger { border-color: rgba(37,211,102,0.25); background: rgba(37,211,102,0.05); }
.cs-item.cs-messenger strong { color: #25D366; }
.cs-messenger-icons { display: flex; gap: 5px; align-items: center; margin-bottom: 0.2rem; }
.cs-item.cs-openclaw { border-color: rgba(255,77,77,0.25); background: rgba(255,77,77,0.05); }
.cs-item.cs-openclaw strong { color: #ff4d4d; }
.cs-openclaw-logo { margin-bottom: 0.2rem; }

/* ─── Agents ─────────────────────────────────────────────────────────────── */
.agents-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.agent-card {
  display: flex;
  gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.2s;
}
.agent-card:hover { border-color: var(--border-hi); }
.agent-avatar {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1rem;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.06);
}
.agent-name { font-size: 0.9rem; font-weight: 700; margin-bottom: 0.15rem; }
.agent-handle { font-weight: 400; color: var(--text-2); font-size: 0.8rem; margin-left: 0.3rem; }
.agent-role { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent); margin-bottom: 0.4rem; }
.agent-info p { font-size: 0.82rem; color: var(--text-2); line-height: 1.5; }

/* ─── Use cases ──────────────────────────────────────────────────────────── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s;
  position: relative;
}
.case-card:hover { border-color: var(--border-hi); }
.case-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 0.75rem;
}
.case-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.5rem; line-height: 1.35; }
.case-card p { font-size: 0.85rem; color: var(--text-2); line-height: 1.6; margin-bottom: 1rem; }
.case-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 100px;
  background: rgba(56,189,248,0.08);
  color: var(--accent);
  border: 1px solid rgba(56,189,248,0.15);
}

/* ─── Get started ────────────────────────────────────────────────────────── */
/* prereq inline pills */
.gs-prereqs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: 1.75rem;
  padding: 0.85rem 1.25rem;
  background: rgba(52,211,153,0.05);
  border: 1px solid rgba(52,211,153,0.15);
  border-radius: var(--radius);
}
.gs-prereq { font-size: 0.82rem; color: var(--text-2); display: flex; align-items: center; gap: 0.35rem; }
.gs-prereq-check { color: var(--green); font-weight: 700; }
.gs-prereq-port { font-family: "SF Mono", monospace; font-size: 0.72rem; color: var(--text-3); background: rgba(255,255,255,0.05); border: 1px solid var(--border); border-radius: 3px; padding: 0 0.3rem; }
.gs-prereq-sep { color: var(--text-3); }
.gs-prereq-opt { opacity: 0.65; }
.gs-prereq-optbadge { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--yellow); background: rgba(251,191,36,0.1); border: 1px solid rgba(251,191,36,0.2); border-radius: 3px; padding: 0.05rem 0.35rem; }

/* full-width stepped terminal */
.gs-terminal {
  background: #050c14;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.gs-terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.25rem;
  background: rgba(255,255,255,0.025);
  border-bottom: 1px solid var(--border);
}
.gs-terminal-dots { display: flex; gap: 0.4rem; }
.gs-terminal-title { font-family: "SF Mono", monospace; font-size: 0.72rem; color: var(--text-3); letter-spacing: 0.04em; }
.gs-terminal-spacer { flex: 1; }
.gs-terminal-body { padding: 0; }

.gs-steps { display: grid; grid-template-columns: repeat(4, 1fr); }
.gs-step {
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-right: 1px solid var(--border);
}
.gs-step:last-child { border-right: none; }
.gs-step-divider { display: none; }
.gs-step-num {
  font-family: "SF Mono", monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.gs-step-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}

/* code inside steps */
.code-line { font-family: "SF Mono", "Fira Code", monospace; font-size: 0.78rem; line-height: 1.7; color: var(--text-2); display: flex; gap: 0.4rem; flex-wrap: wrap; }
.code-prompt { color: var(--text-3); user-select: none; flex-shrink: 0; }
.code-cmd { color: #e2e8f0; }
.code-str { color: #a3e635; }
.code-comment { color: var(--text-3); font-style: italic; }

/* doc row */
.gs-docrow {
  display: flex;
  gap: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
}
.gs-docitem {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  flex: 1;
  transition: border-color 0.2s, transform 0.15s;
}
.gs-docitem:hover { border-color: var(--border-hi); transform: translateY(-1px); }
.gs-docitem-label { font-size: 0.82rem; color: var(--text); font-weight: 500; flex: 1; }
.gs-docitem-arrow { font-size: 0.85rem; color: var(--accent); }

@media (max-width: 900px) {
  .gs-steps { grid-template-columns: 1fr 1fr; }
  .gs-step { border-bottom: 1px solid var(--border); }
  .gs-step:nth-child(2n) { border-right: none; }
  .gs-step:nth-last-child(-n+2) { border-bottom: none; }
  .gs-docrow { flex-direction: column; }
}
@media (max-width: 640px) {
  .gs-steps { grid-template-columns: 1fr; }
  .gs-step { border-right: none; border-bottom: 1px solid var(--border); }
  .gs-step:last-child { border-bottom: none; }
  .gs-prereqs { gap: 0.4rem 0.6rem; }
}

/* ─── Footer ─────────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 4rem 2rem 2rem;
  background: linear-gradient(180deg, #050910 0%, #03060b 100%);
  color: var(--text-2);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 3rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.footer-logo { font-weight: 800; font-size: 1.1rem; letter-spacing: -0.02em; margin-bottom: 0.5rem; }
.footer-brand p { font-size: 0.85rem; color: var(--text-2); line-height: 1.6; max-width: 220px; }
.footer-links { display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-col { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col-title { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-3); margin-bottom: 0.25rem; }
.footer-col a { font-size: 0.875rem; color: var(--text-2); transition: color 0.15s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.85rem;
  color: var(--text-2);
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ─── Live terminal animation ────────────────────────────────────────────── */
.live-terminal { background: #0d1117; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); font-family: "SF Mono","Fira Code","Monaco",monospace; }
.live-terminal .terminal-bar { background: #161b22; padding: 12px 16px; display: flex; align-items: center; gap: 8px; }
.live-terminal-body { padding: 20px; min-height: 280px; max-height: 380px; font-size: 13px; line-height: 1.7; color: #c9d1d9; overflow-y: auto; }
.lt-line { opacity: 0; transform: translateY(4px); margin-bottom: 4px; white-space: pre-wrap; word-break: break-all; }
.lt-line.visible { opacity: 1; transform: translateY(0); transition: opacity 0.3s ease, transform 0.3s ease; }
.lt-prompt { color: #58a6ff; }
.lt-dim { color: #8b949e; }
.lt-agent { color: #a371f7; font-weight: 600; }
.lt-task { color: #7ee787; }
.lt-time { color: #8b949e; float: right; }
.lt-success { color: #3fb950; font-weight: 600; }
.lt-error { color: #f85149; }
.lt-cursor { display: inline-block; width: 8px; height: 15px; background: #58a6ff; border-radius: 2px; animation: blink 1s step-end infinite; vertical-align: middle; margin-left: 4px; }
.lt-phase-tag { display: inline-block; background: rgba(56,139,253,0.15); color: #58a6ff; padding: 2px 8px; border-radius: 4px; font-size: 11px; margin-right: 8px; }
.lt-restart-btn { background: rgba(255,255,255,0.05); border: 1px solid var(--border); color: var(--text-2); padding: 8px 16px; border-radius: 6px; cursor: pointer; font-size: 12px; margin-top: 12px; transition: background 0.2s; }
.lt-restart-btn:hover { background: rgba(255,255,255,0.09); color: var(--text); }

/* ─── Layers / Architecture ──────────────────────────────────────────────── */
.layers-grid { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; margin-top: 2rem; }
.layer-card { display: flex; align-items: flex-start; gap: 1.5rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem 2rem; width: 100%; max-width: 700px; transition: border-color 0.2s; }
.layer-card:hover { border-color: var(--border-hi); }
.layer-num { font-size: 1.5rem; font-weight: 700; color: var(--accent); opacity: 0.6; flex-shrink: 0; }
.layer-content h3 { margin: 0 0 0.25rem; font-size: 1.1rem; }
.layer-content p { margin: 0; color: var(--text-2); font-size: 0.9rem; line-height: 1.6; }
.layer-tag { display: inline-block; font-size: 0.75rem; color: var(--accent); background: rgba(56,189,248,0.08); border: 1px solid rgba(56,189,248,0.15); padding: 0.2rem 0.6rem; border-radius: 4px; margin-bottom: 0.5rem; }
.layer-arrow { font-size: 1.5rem; color: var(--text-3); opacity: 0.5; }

/* ─── Accessibility ───────────────────────────────────────────────────────── */
.a11y-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; margin-top: 2rem; }
.a11y-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; text-align: center; transition: border-color 0.2s; }
.a11y-card:hover { border-color: var(--border-hi); }
.a11y-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.a11y-card h3 { margin-bottom: 0.5rem; font-size: 1rem; font-weight: 700; }
.a11y-card p { color: var(--text-2); font-size: 0.875rem; margin-bottom: 1rem; line-height: 1.6; }
.a11y-toggle-btn { margin-top: 0.5rem; }
.a11y-commitment { margin-top: 2rem; padding: 1.5rem 2rem; background: var(--bg-card2); border: 1px solid var(--border); border-radius: var(--radius); text-align: center; }
.a11y-commitment h4 { margin-bottom: 0.5rem; font-size: 1rem; }
.a11y-commitment p { color: var(--text-2); font-size: 0.9rem; margin: 0; }
.a11y-commitment a { color: var(--accent); }

/* ─── Performance ────────────────────────────────────────────────────────── */
.perf-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.perf-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; text-align: center; transition: border-color 0.2s; }
.perf-card:hover { border-color: var(--border-hi); }
.perf-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.perf-card h3 { margin-bottom: 0.75rem; font-size: 1rem; font-weight: 700; }
.perf-card p { color: var(--text-2); font-size: 0.875rem; line-height: 1.6; }
.perf-detail { margin-top: 1rem; padding: 0.75rem 1rem; background: rgba(56,189,248,0.05); border: 1px solid rgba(56,189,248,0.1); border-radius: 6px; font-size: 0.875rem; }

/* ─── Tech stack gallery ─────────────────────────────────────────────────── */
/* ─── AI Providers section ───────────────────────────────────────────────── */
.providers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}
.provider-card {
  --p-color: var(--accent);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: border-color 0.2s, transform 0.2s;
}
.provider-card:hover {
  border-color: var(--p-color);
  transform: translateY(-2px);
}
.provider-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 10px;
  background: color-mix(in srgb, var(--p-color) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--p-color) 22%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.provider-icon svg, .provider-icon img { width: 22px; height: 22px; display: block; }
.provider-icon-text { font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif; }
.provider-info h3 { font-size: 1rem; font-weight: 700; margin: 0 0 0.25rem; }
.provider-models {
  font-family: "SF Mono", monospace;
  font-size: 0.72rem;
  color: var(--p-color);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 4px;
  padding: 0.2rem 0.5rem;
  margin-bottom: 0.5rem;
  display: block;
  white-space: normal;
  word-break: break-word;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.provider-info p { font-size: 0.82rem; color: var(--text-2); line-height: 1.5; margin: 0; }
.providers-note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  background: rgba(56,189,248,0.05);
  border: 1px solid rgba(56,189,248,0.15);
  border-radius: var(--radius-lg);
}
.providers-note-icon { font-size: 1.1rem; flex-shrink: 0; }
.providers-note p { margin: 0; font-size: 0.875rem; color: var(--text-2); line-height: 1.6; }
.providers-note code { color: var(--accent); font-family: "SF Mono", monospace; font-size: 0.8rem; }
@media (max-width: 900px) {
  .providers-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .providers-grid { grid-template-columns: 1fr; }
  .provider-models { white-space: normal; }
}

.py-20 { padding-top: 4rem; padding-bottom: 4rem; }
.bg-gray-50 { background: var(--bg-card2); }

/* ─── Builder cards (testimonials) ──────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.testimonial-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
/* top accent bar */
.testimonial-card::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.testimonial-body {
  padding: 1.75rem 1.75rem 0;
  flex: 1;
}
.testimonial-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(56,189,248,0.08);
  border: 1px solid rgba(56,189,248,0.15);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  margin-bottom: 1rem;
}
.testimonial-quote {
  font-size: 0.925rem;
  line-height: 1.75;
  color: var(--text);
  position: relative;
  padding-left: 1rem;
  border-left: 2px solid rgba(56,189,248,0.3);
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1.25rem 1.75rem;
  margin-top: 1.5rem;
  background: rgba(255,255,255,0.02);
  border-top: 1px solid var(--border);
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  border: 2px solid rgba(56,189,248,0.2);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.06);
}
.testimonial-avatar svg { width: 44px; height: 44px; display: block; }
.testimonial-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.15rem;
}
.testimonial-role {
  font-size: 0.72rem;
  color: var(--text-2);
}
@media (max-width: 900px) {
  .testimonials-grid { grid-template-columns: 1fr; max-width: 520px; margin-left: auto; margin-right: auto; }
}

/* ─── Tech stack grid ───────────────────────────────────────────────────── */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}
.tech-badge {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  transition: border-color 0.2s;
}
.tech-badge:hover { border-color: var(--border-hi); }
.tech-badge img, .tech-badge svg { flex-shrink: 0; margin-top: 2px; border-radius: 6px; }
.tech-badge > div { display: flex; flex-direction: column; gap: 0.2rem; }
.tech-badge strong { font-size: 0.875rem; color: var(--text); }
.tech-badge span { font-size: 0.775rem; color: var(--text-2); line-height: 1.4; }
.tech-badge code { font-size: 0.7rem; background: rgba(255,255,255,0.06); padding: 0 4px; border-radius: 3px; }

/* ─── FAQ accordion ─────────────────────────────────────────────────────── */
.faq-accordion {
  margin-bottom: 3rem;
  padding: 4rem 0;
  background: var(--bg-card2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
}
.faq-accordion h2 {
  text-align: center;
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}
.faq-intro {
  text-align: center;
  color: var(--text-2);
  max-width: 720px;
  margin: 0 auto 1.5rem;
}
.faq-search {
  max-width: 520px;
  margin: 0 auto 2rem;
}
.faq-search input {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-size: 1rem;
}
.faq-search input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(56,189,248,0.15);
}
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.faq-item {
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(13,16,30,0.6);
  overflow: hidden;
}
.faq-item.hidden { display: none; }
.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: color 0.15s;
}
.faq-question:hover { color: var(--accent); }
.faq-question:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -4px;
}
.faq-icon {
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
  transition: transform 0.25s ease;
  display: inline-block;
}
.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}
.faq-answer.open {
  max-height: 800px;
  transition: max-height 0.4s ease-in-out;
}
.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
}
.faq-answer-inner p {
  color: var(--text-2);
  line-height: 1.6;
  margin-top: 0.25rem;
}
.faq-answer-inner pre {
  margin-top: 0.75rem;
  background: rgba(0,0,0,0.4);
  border-radius: 0.6rem;
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  overflow-x: auto;
}
.faq-empty {
  text-align: center;
  color: var(--text-2);
  font-style: italic;
}

@media (max-width: 640px) {
  .faq-question { font-size: 0.9rem; padding: 1rem 1.25rem; }
  .faq-answer-inner { padding: 0 1.25rem 1rem; }
}

/* ─── Open source ────────────────────────────────────────────────────────── */
.oss-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.oss-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; text-align: center; transition: border-color 0.2s; }
.oss-card:hover { border-color: var(--border-hi); }
.oss-badge { font-size: 2.5rem; margin-bottom: 1rem; color: var(--accent); }
.oss-card h3 { margin-bottom: 0.5rem; font-weight: 700; }
.oss-card p { color: var(--text-2); font-size: 0.9rem; line-height: 1.6; margin: 0; }
.oss-cta { margin-top: 2rem; text-align: center; }

/* ─── Scroll fade-in helpers ─────────────────────────────────────────────── */
img[data-src] { opacity: 0; transition: opacity 0.3s ease; }
img[data-src].loaded { opacity: 1; }

/* ─── High contrast mode ─────────────────────────────────────────────────── */
.high-contrast { --text: #000; --bg: #fff; --bg-card: #f0f0f0; --bg-card2: #e0e0e0; --border: #000; --text-2: #222; --text-3: #333; --accent: #0055aa; }
.high-contrast .hero, .high-contrast .section, .high-contrast .section-alt { background: #fff; }
.high-contrast .feature-card, .high-contrast .agent-card, .high-contrast .case-card,
.high-contrast .a11y-card, .high-contrast .perf-card, .high-contrast .oss-card,
.high-contrast .layer-card, .high-contrast .docs-card, .high-contrast .orch-card,
.high-contrast .orch-comparison { border-width: 2px; border-color: #000; background: #f8f8f8; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
  .agents-grid { grid-template-columns: 1fr 1fr; }
  .cases-grid { grid-template-columns: 1fr 1fr; }
  .gs-prereqs { justify-content: flex-start; }
  .flow { grid-template-columns: 1fr; gap: 0; }
  .flow-step { border-radius: 0; border-bottom: none; border-left: 2px solid var(--accent); border-right: 1px solid var(--border); display: flex; gap: 1.25rem; align-items: flex-start; padding: 1.25rem 1.25rem 1.5rem 1.5rem; transform: none !important; }
  .flow-step:first-child { border-radius: var(--radius) var(--radius) 0 0; border-top: 1px solid var(--border); }
  .flow-step:last-child { border-radius: 0 0 var(--radius) var(--radius); border-bottom: 1px solid var(--border); }
  .flow-step::after { display: none !important; }
  .flow-num { font-size: 1.5rem; line-height: 1; letter-spacing: 0; margin-bottom: 0; flex-shrink: 0; min-width: 2.5rem; }
}
@media (max-width: 768px) {
  .nav-hamburger { display: flex; }
  .nav-desktop-cta { display: none; }
  .nav-mobile-cta { display: list-item; }
  .nav-links {
    display: none;
    position: fixed;
    top: 60px;
    left: 0; right: 0;
    background: rgba(6, 10, 16, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1rem 2rem 1.5rem;
    gap: 0;
    z-index: 99;
    animation: slideDown 0.2s ease;
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links li:last-child { border-bottom: none; margin-top: 0.75rem; }
  .nav-links a { display: block; padding: 0.85rem 0; font-size: 1rem; color: var(--text); }
  .nav-links .nav-mobile-cta a { display: inline-flex; width: 100%; justify-content: center; padding: 0.6rem 1.25rem; margin-top: 0.25rem; }
  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
  }
}
@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
  .feature-card-wide { grid-column: span 1; }
  .agents-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .footer-links { gap: 2rem; }
  .hero h1 { font-size: 2.5rem; }
  .wwd-grid { grid-template-columns: 1fr; }
}

/* ─── Orchestration section ─────────────────────────────────────────────────── */
.orch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.orch-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color 0.2s, transform 0.2s;
}
.orch-card:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.orch-header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.orch-icon { font-size: 1.75rem; line-height: 1; }
.orch-header h3 { font-size: 1.1rem; font-weight: 700; margin: 0; }
.orch-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  width: fit-content;
}
.orch-desc { font-size: 0.875rem; color: var(--text-2); line-height: 1.6; margin: 0; }
.orch-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}
.orch-feature {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-2);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
}
.orch-code {
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
}
.orch-code-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 0.4rem;
}
.orch-code code {
  font-family: "SF Mono", "Fira Code", monospace;
  font-size: 0.78rem;
  color: var(--accent);
  word-break: break-all;
  display: block;
}
.orch-comparison {
  margin-top: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.orch-comparison h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  padding: 1rem 1.5rem;
  margin: 0;
  border-bottom: 1px solid var(--border);
}
.orch-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.orch-table th {
  text-align: left;
  padding: 0.75rem 1.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
}
.orch-table td {
  padding: 0.85rem 1.5rem;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.orch-table tbody tr:last-child td { border-bottom: none; }
.orch-table tbody tr:hover { background: rgba(255,255,255,0.02); }
.orch-table td strong { color: var(--text); font-weight: 600; }
.orch-table .check { color: var(--green); font-weight: 700; }
.orch-table .x { color: var(--text-3); }
@media (max-width: 900px) {
  .orch-grid { grid-template-columns: 1fr; }
}

/* ─── Documentation section ────────────────────────────────────────────────── */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.docs-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.docs-card:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.docs-icon { font-size: 1.75rem; }
.docs-card h3 { font-size: 1rem; font-weight: 700; margin: 0; }
.docs-card > p { font-size: 0.875rem; color: var(--text-2); line-height: 1.6; margin: 0; }
.docs-links {
  list-style: none;
  margin: 0.25rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  margin-top: auto;
}
.docs-links li a {
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.docs-links li a::before { content: "→"; opacity: 0.6; font-size: 0.8rem; }
.docs-links li a:hover { opacity: 0.8; text-decoration: underline; }
.docs-cta {
  margin-top: 2.5rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(56,189,248,0.06) 0%, rgba(129,140,248,0.06) 100%);
  border: 1px solid rgba(56,189,248,0.15);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.docs-cta p { margin: 0; color: var(--text-2); font-size: 0.95rem; }
@media (max-width: 768px) {
  .docs-grid { grid-template-columns: 1fr; }
  .docs-cta { flex-direction: column; text-align: center; }
}

/* ─── Comparison table ─────────────────────────────────────────────────────── */
/* ─── What we do grid (replaces comparison table) ─────────────────────────── */
.what-we-do-section { background: var(--bg); }
.wwd-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}
.wwd-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}
.wwd-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-2px);
}
.wwd-card-wide {
  grid-column: span 3;
  background: linear-gradient(135deg, rgba(56,189,248,0.06) 0%, rgba(129,140,248,0.04) 100%);
  border-color: rgba(56,189,248,0.18);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 1.25rem;
  align-items: start;
}
.wwd-card-wide .wwd-icon { grid-row: span 2; font-size: 2.5rem; line-height: 1; margin-top: 0.1rem; }
.wwd-card-wide h3 { margin-bottom: 0.4rem; }
.wwd-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  line-height: 1;
}
.wwd-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text);
}
.wwd-card p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.65;
  margin: 0;
}
@media (max-width: 900px) {
  .wwd-grid { grid-template-columns: repeat(2, 1fr); }
  .wwd-card-wide { grid-column: span 2; }
}
@media (max-width: 640px) {
  .wwd-grid { grid-template-columns: 1fr; }
  .wwd-card-wide { grid-column: span 1; grid-template-columns: 1fr; }
  .wwd-card-wide .wwd-icon { grid-row: auto; margin-bottom: 0.75rem; }
}