:root {
  --bg: #0d1117;
  --bg-soft: #161b22;
  --bg-card: #1a212b;
  --border: #2a3340;
  --text: #e6edf3;
  --muted: #8b97a5;
  --accent: #4c9aff;
  --accent-strong: #2f81f7;
  --beta: #d29922;
  --ok: #3fb950;
  --error: #f85149;
  --radius: 12px;
  --maxw: 960px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.9em;
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Hero */
.hero {
  background: radial-gradient(1200px 400px at 50% -10%, #1c2742 0%, var(--bg) 60%);
  border-bottom: 1px solid var(--border);
  padding: 72px 0 56px;
  text-align: center;
}
.hero h1 { font-size: 2.6rem; margin: 14px 0 10px; letter-spacing: -0.02em; }
.lede { font-size: 1.15rem; color: var(--text); max-width: 680px; margin: 0 auto 28px; }
.hero-note { color: var(--muted); font-size: 0.9rem; margin-top: 22px; }

.badges { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.badge {
  display: inline-block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.8rem;
  font-weight: 600;
}
.badge-beta { color: var(--beta); border-color: #4a3a1a; }

.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block;
  border-radius: 10px;
  padding: 11px 22px;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent-strong); color: #fff; }
.btn-primary:hover { background: #4c9aff; }
.btn-primary:disabled { opacity: 0.6; cursor: default; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }

/* Sections */
.section { padding: 56px 0; border-bottom: 1px solid var(--border); }
.section h2 { font-size: 1.6rem; margin: 0 0 24px; }
.muted { color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.steps { padding-left: 20px; }
.steps li { margin: 8px 0; }

.cta-block { text-align: center; }
.cta-block p { color: var(--muted); margin-bottom: 22px; }

/* Sub-hero (form page) */
.subhero {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
  padding: 44px 0 36px;
}
.subhero h1 { font-size: 2rem; margin: 14px 0 10px; }
.subhero .lede { margin: 0; text-align: left; }
.back { display: inline-block; color: var(--muted); font-size: 0.9rem; margin-bottom: 10px; }

/* Form */
.form { max-width: 520px; margin: 40px auto; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.95rem; }
.field input {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 11px 13px;
  font-size: 1rem;
}
.field input:focus { outline: none; border-color: var(--accent); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.cf-turnstile { margin: 8px 0 18px; }
.form .btn { width: 100%; }

.status { min-height: 1.4em; margin: 14px 0 0; font-size: 0.95rem; }
.status-ok { color: var(--ok); }
.status-error { color: var(--error); }
.privacy { font-size: 0.82rem; margin-top: 22px; }

/* Footer */
.footer { padding: 32px 0; text-align: center; color: var(--muted); }
.footer p { margin: 4px 0; font-size: 0.88rem; }

/* ============================================================
   Landing page: expanded sections
   ============================================================ */

/* Hero: two-column on desktop, stacked on mobile */
.hero { text-align: left; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-copy .badges { justify-content: flex-start; }
.hero-copy h1 { font-size: 3rem; line-height: 1.06; margin: 18px 0 14px; letter-spacing: -0.025em; }
.hero-copy .lede { margin: 0 0 26px; max-width: 560px; text-align: left; }
.hero-copy .cta-row { justify-content: flex-start; }
.badge-ea { color: var(--ok); border-color: #1c3b27; background: rgba(63, 185, 80, 0.08); }
.price-line { margin: 22px 0 0; color: var(--text); font-size: 0.96rem; }
.price-line strong { color: #fff; }
.btn-soon { background: var(--bg-card); border-color: var(--border); color: var(--muted); cursor: default; }
.btn-soon:hover { background: var(--bg-card); text-decoration: none; }

/* Hero terminal */
.term {
  background: #0a0e14;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px -28px rgba(0, 0, 0, 0.9);
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}
.term-bar .dot { width: 11px; height: 11px; border-radius: 50%; background: #30363d; }
.term-bar .dot:nth-child(1) { background: #ff5f56; }
.term-bar .dot:nth-child(2) { background: #ffbd2e; }
.term-bar .dot:nth-child(3) { background: #27c93f; }
.term-title { margin-left: 8px; color: var(--muted); font-size: 0.78rem; font-family: "SF Mono", "Cascadia Code", Consolas, monospace; }
.term-body {
  margin: 0;
  padding: 18px 18px 20px;
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.85;
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 220px;
}
.term-caret { display: inline-block; width: 8px; height: 1.05em; background: var(--accent); vertical-align: text-bottom; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* Code / IR syntax colors (shared by terminal + code blocks) */
.c-prompt { color: #79c0ff; }
.c-out { color: var(--muted); }
.c-ok { color: var(--ok); }
.c-dim { color: #6e7681; }
.c-kw { color: #d2a8ff; }
.c-fn { color: #79c0ff; }
.c-str { color: #a5d6ff; }
.c-num { color: #f0883e; }

/* Section rhythm */
.section .wrap { padding-top: 0; padding-bottom: 0; }
.section.alt { background: var(--bg-soft); }
.section h2 { font-size: 1.9rem; letter-spacing: -0.02em; }
.section-lede { color: var(--muted); max-width: 680px; margin: -8px 0 32px; font-size: 1.05rem; }
.center { text-align: center; }
.center .section-lede, .center-lede { margin-left: auto; margin-right: auto; }
.center .cta-row { justify-content: center; }

/* Proof cards */
.proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}
.proof-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
}
.proof-shot {
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  border: 1px dashed var(--border);
  background: linear-gradient(135deg, #131a24, #0d1117);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.proof-shot span { color: var(--muted); font-size: 0.85rem; letter-spacing: 0.04em; text-transform: uppercase; }
.proof-say { margin: 0 0 12px; font-size: 0.96rem; color: var(--text); }
.proof-tag { margin: 12px 0 0; color: var(--muted); font-size: 0.82rem; }
.shot-note { margin-top: 22px; font-size: 0.88rem; }

/* Code blocks */
.code {
  background: #0a0e14;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 15px;
  margin: 0;
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1.7;
  overflow-x: auto;
  white-space: pre;
}

/* IR split */
.ir-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}
.ir-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.ir-label {
  display: inline-block;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.ir-list { list-style: none; padding: 0; margin: 0; }
.ir-list li { padding: 7px 0; border-top: 1px solid var(--border); font-size: 0.95rem; color: var(--muted); }
.ir-list li:first-child { border-top: none; }
.ir-list b { color: var(--text); font-family: "SF Mono", "Cascadia Code", Consolas, monospace; margin-right: 8px; }

/* call() flow */
.flow {
  display: flex;
  align-items: stretch;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.flow-step {
  flex: 1 1 220px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.flow-step code { display: block; background: transparent; border: none; padding: 0; color: var(--accent); font-size: 0.9rem; word-break: break-word; }
.flow-step span { display: block; margin-top: 8px; color: var(--muted); font-size: 0.88rem; }
.flow-arrow { display: flex; align-items: center; color: var(--muted); font-size: 1.3rem; }

/* Comparison table */
.table-scroll { overflow-x: auto; }
.compare { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 640px; }
.compare th, .compare td { padding: 13px 14px; text-align: left; border-bottom: 1px solid var(--border); }
.compare thead th { color: var(--text); font-weight: 600; border-bottom: 2px solid var(--border); }
.compare tbody th { font-weight: 500; color: var(--text); }
.compare td { color: var(--muted); }
.compare td.y { color: var(--ok); font-weight: 600; }
.compare td.n { color: var(--muted); }
.compare td.p { color: var(--beta); }
.compare tbody tr:first-child td, .compare tbody tr:first-child th { background: rgba(76, 154, 255, 0.04); }

/* Client list */
.clients {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  padding: 0;
  margin: 8px 0 0;
}
.clients li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-copy h1 { font-size: 2.4rem; }
  .ir-split { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); justify-content: center; }
  .flow-step { flex-basis: 100%; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 2rem; }
  .hero { padding: 52px 0 40px; }
  .section { padding: 44px 0; }
  .section h2 { font-size: 1.55rem; }
}

.footer-links { margin-bottom: 8px !important; }

/* ============================================================
   Docs
   ============================================================ */
.docbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.docbar-inner { display: flex; align-items: center; gap: 20px; min-height: 54px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.docbar-home { color: var(--text); font-weight: 600; font-size: 0.95rem; white-space: nowrap; }
.docbar-home:hover { text-decoration: none; color: var(--accent); }
.docbar-links { display: flex; gap: 16px; flex-wrap: wrap; }
.docbar-links a { color: var(--muted); font-size: 0.92rem; }
.docbar-links a:hover { color: var(--text); text-decoration: none; }
.docbar-links a[aria-current="page"] { color: var(--accent); }

.doc { max-width: 780px; padding-top: 40px; padding-bottom: 64px; }
.doc h1 { font-size: 2.1rem; letter-spacing: -0.02em; margin: 0 0 8px; }
.doc .doc-lede { color: var(--muted); font-size: 1.08rem; margin: 0 0 28px; }
.doc h2 { font-size: 1.35rem; margin: 40px 0 14px; padding-top: 18px; border-top: 1px solid var(--border); }
.doc h3 { font-size: 1.04rem; margin: 26px 0 8px; }
.doc p, .doc li { color: var(--text); }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin: 7px 0; }
.doc .code { margin: 14px 0; }
.doc .small { font-size: 0.9rem; color: var(--muted); }

.note, .warn { border-radius: 10px; padding: 13px 16px; margin: 18px 0; font-size: 0.94rem; border: 1px solid var(--border); }
.note { background: rgba(76, 154, 255, 0.06); border-color: #21344d; }
.warn { background: rgba(210, 153, 34, 0.07); border-color: #4a3a1a; }
.note b, .warn b { color: #fff; }

.doc table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 0.92rem; }
.doc table th, .doc table td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.doc table th { color: var(--text); }
.doc table td { color: var(--muted); }
.doc table code { white-space: nowrap; }

.doc-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin: 24px 0; }
.doc-card { display: block; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; }
.doc-card:hover { border-color: var(--accent); text-decoration: none; }
.doc-card h3 { margin: 0 0 6px; font-size: 1.05rem; color: var(--text); }
.doc-card p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.doc-next { margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--border); }
.doc-next a { font-weight: 600; }

/* Hero conversation lines */
.t-line { margin: 3px 0; }
.t-you { color: #e6edf3; }
.t-you .t-tag { color: var(--accent); font-weight: 700; margin-right: 3px; }
.t-agent { color: #79c0ff; }
.t-agent .t-arrow { color: #6e7681; margin-right: 4px; }
.t-ok { color: var(--ok); }
.c-agent { color: #79c0ff; }

/* Proof "you ask / agent does" role labels */
.proof-role { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted); margin: 12px 0 5px; }
.proof-card .proof-shot + .proof-role { margin-top: 0; }
.proof-card .proof-say { margin: 0; }

/* Hero chat */
.chat-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 320px;
  font-size: 0.88rem;
  line-height: 1.5;
}
.chat-msg { max-width: 86%; padding: 9px 13px; border-radius: 13px; }
.chat-you {
  align-self: flex-end;
  background: rgba(76, 154, 255, 0.16);
  border: 1px solid #294a73;
  color: #e6edf3;
  border-bottom-right-radius: 4px;
}
.chat-asst {
  align-self: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}
.chat-who { display: block; color: var(--accent); font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 3px; }
.chat-typing { color: var(--muted); letter-spacing: 2px; }

/* Hero work log: assistant tool calls */
.chat-work { align-self: stretch; display: flex; flex-direction: column; gap: 5px; padding: 2px 2px 4px; }
.work-row { display: flex; align-items: baseline; gap: 8px; font-family: "SF Mono", "Cascadia Code", Consolas, monospace; font-size: 0.78rem; }
.work-check { flex: none; width: 12px; text-align: center; }
.work-run { color: var(--accent); animation: blink 1s steps(1) infinite; }
.work-ok { color: var(--ok); }
.work-tool { color: #79c0ff; }
.work-arg { color: var(--muted); font-size: 0.74rem; }
.work-done { color: var(--text); font-size: 0.85rem; margin-top: 5px; }

/* How it works: 3 steps */
.steps-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(76, 154, 255, 0.14);
  border: 1px solid #294a73;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
}
.step h3 { margin: 14px 0 6px; font-size: 1.1rem; }
.step p { margin: 0 0 16px; color: var(--muted); font-size: 0.95rem; }
.step-art {
  aspect-ratio: 16 / 10;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: linear-gradient(160deg, #131a24, #0d1117);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.step-art svg { width: 80%; height: auto; display: block; }

/* Trust review snippet */
.review { margin-top: 26px; max-width: 560px; }
.review .code { margin-top: 6px; }
.underhood { margin-top: 24px; font-size: 0.92rem; }

/* Landing top nav */
html { scroll-padding-top: 66px; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; min-height: 56px; gap: 18px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.topbar-home { color: var(--text); font-weight: 700; font-size: 1rem; letter-spacing: -0.01em; white-space: nowrap; }
.topbar-home:hover { text-decoration: none; color: var(--accent); }
.topbar-links { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.topbar-links a { color: var(--muted); font-size: 0.92rem; }
.topbar-links a:hover { color: var(--text); text-decoration: none; }
.topbar-links a.nav-cta { color: var(--accent); font-weight: 600; }

/* Namespace reference */
.ns-toc { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 6px 0 10px; padding: 0; list-style: none; }
.ns-toc a { font-size: 0.92rem; }
.ns-legend { color: var(--muted); font-size: 0.88rem; margin: 10px 0 0; }
.ns-badge { display: inline-block; font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border); white-space: nowrap; }
.ns-core { color: var(--ok); border-color: #1c3b27; background: rgba(63, 185, 80, 0.08); }
.ns-exp { color: var(--beta); border-color: #4a3a1a; background: rgba(210, 153, 34, 0.08); }
.ns-int { color: var(--muted); background: var(--bg-card); }
.ns-table { width: 100%; }
.ns-table th:last-child, .ns-table td:last-child { text-align: right; white-space: nowrap; width: 1%; }
.ns-table td:first-child code { white-space: nowrap; color: var(--text); font-weight: 600; }

@media (max-width: 860px) {
  .steps-3 { grid-template-columns: 1fr; }
}