/* ENCY Robot — landing wireframes
   Brand-aligned with encycam.com: Hind Madurai + Montserrat, #252935 + #00CB9A. */

@import url('https://fonts.googleapis.com/css2?family=Hind+Madurai:wght@300;400;500;600;700&family=Montserrat:wght@500;600;700;800&display=swap');

:root {
  /* ENCY brand tokens — sampled from encycam.com production CSS */
  --bg: #ffffff;
  --bg-alt: #eeeff1;
  --bg-soft: #f6f7f8;
  --bg-dark: #13151b;
  --fg: #252935;
  --fg-mute: #5c6470;
  --fg-faint: #92949a;
  --line: #e4e7eb;
  --line-strong: #dddfe3;
  --accent: #00cb9a;        /* ENCY brand teal-green */
  --accent-soft: #e6faf4;
  --accent-deep: #00a87e;
  --secondary: #1269d9;     /* ENCY brand blue */
  --ok: #00cb9a;
  --bad: #c0392b;
  --maxw: 1100px;
  --pad: clamp(20px, 4vw, 64px);
  --font-sans: "Hind Madurai", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Montserrat", "Hind Madurai", -apple-system, sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--secondary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.01em; }

/* ── topbar ───────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.topbar .inner {
  max-width: var(--maxw); margin: 0 auto; padding: 18px var(--pad);
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-sans); font-size: 14px;
}
.topbar .brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  font-size: 16px; color: var(--fg);
}
.topbar .brand .dot {
  color: var(--accent); font-size: 22px; line-height: 0;
  margin: 0 1px;
}
.topbar .nav { display: flex; gap: 22px; color: var(--fg-mute);
  font-family: var(--font-mono); font-size: 12px; }
.topbar .nav a { color: var(--fg-mute); }
.topbar .nav a:hover { color: var(--accent-deep); text-decoration: none; }

.wireframe-banner {
  background: var(--bg-dark); color: #fafaf9;
  font-family: var(--font-mono); font-size: 12px;
  text-align: center; padding: 8px 16px;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.wireframe-banner .pulse { color: var(--accent); }

/* ── sections ──────────────────────────────────── */
section { padding: 64px var(--pad); border-bottom: 1px solid var(--line); }
section .container { max-width: var(--maxw); margin: 0 auto; }
.section-label {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--accent-deep); letter-spacing: 0.12em; font-weight: 600;
  text-transform: uppercase; margin-bottom: 14px;
  display: inline-flex; align-items: center; gap: 8px;
}
.section-label::before {
  content: ""; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%; display: inline-block;
}

/* ── hero ──────────────────────────────────────── */
.hero { padding-top: 88px; padding-bottom: 80px; border-bottom: 1px solid var(--line); }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 5.2vw, 56px);
  line-height: 1.08; letter-spacing: -0.02em;
  margin: 0 0 24px; max-width: 18ch; font-weight: 700;
  color: var(--fg);
}
.hero .sub {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--fg-mute); max-width: 56ch; margin: 0 0 32px;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 56px; align-items: center;
}
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; gap: 32px; } }

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 14px 26px; font-size: 15px;
  font-family: var(--font-sans); font-weight: 600;
  border: 1px solid var(--accent); background: var(--accent); color: #fff;
  border-radius: 28px; cursor: pointer; transition: 0.18s ease;
  letter-spacing: 0.01em;
}
.btn:hover { background: var(--accent-deep); border-color: var(--accent-deep); text-decoration: none; color: #fff; }
.btn.ghost { background: transparent; color: var(--fg); border-color: var(--line-strong); }
.btn.ghost:hover { background: var(--fg); color: #fff; border-color: var(--fg); }

/* ── placeholder visual blocks (wireframe) ────── */
.placeholder {
  border: 1px dashed var(--line-strong); background: var(--bg-soft);
  padding: 28px; font-family: var(--font-mono); font-size: 13px;
  color: var(--fg-mute); position: relative;
  border-radius: 12px;
}
.placeholder::before {
  content: "[ VISUAL ]"; position: absolute; top: 10px; left: 14px;
  font-size: 10px; letter-spacing: 0.12em; color: var(--accent-deep);
  font-weight: 600;
}
.placeholder.tall { aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center; text-align: center; }
.placeholder.wide { aspect-ratio: 16 / 9; display: flex; align-items: center; justify-content: center; text-align: center; }

/* split-screen mock for sim=execution hero */
.split-mock { display: grid; grid-template-rows: 1fr 1fr; gap: 6px; aspect-ratio: 4/3; border-radius: 12px; overflow: hidden; }
.split-mock .pane {
  background: var(--bg-soft); border: 1px solid var(--line-strong);
  position: relative; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; color: var(--fg-mute);
  text-align: center; padding: 16px;
  border-radius: 8px;
}
.split-mock .pane .tag {
  position: absolute; top: 10px; left: 12px;
  font-size: 10px; letter-spacing: 0.12em; font-weight: 600;
  color: var(--accent-deep); text-transform: uppercase;
}
.split-mock .pane.top { background: linear-gradient(180deg, #f6f7f8 0%, #eeeff1 100%); }
.split-mock .pane.bot { background: var(--bg-dark); color: #b9c0cb; border-color: var(--bg-dark); }
.split-mock .pane.bot .tag { color: var(--accent); }

/* ── VoC quotes ────────────────────────────────── */
.voc {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 880px) { .voc { grid-template-columns: 1fr; } }
.voc blockquote {
  margin: 0; padding: 24px; background: var(--bg-alt);
  border-left: 3px solid var(--accent); font-size: 16px;
}
.voc blockquote p { margin: 0 0 12px; font-style: italic; }
.voc cite {
  font-family: var(--font-mono); font-size: 12px; color: var(--fg-mute);
  font-style: normal; display: block;
}
.voc cite a { color: var(--fg-mute); text-decoration: underline; text-decoration-color: var(--line-strong); }

/* ── how it works ─────────────────────────────── */
.mech {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}
@media (max-width: 880px) { .mech { grid-template-columns: 1fr; } }
.mech .steps { counter-reset: step; }
.mech .step {
  display: grid; grid-template-columns: 36px 1fr; gap: 16px;
  padding: 16px 0; border-bottom: 1px solid var(--line);
}
.mech .step:last-child { border-bottom: 0; }
.mech .step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-size: 13px; color: var(--accent);
  padding-top: 2px;
}
.mech .step h4 { margin: 0 0 4px; font-size: 16px; font-weight: 600; }
.mech .step p { margin: 0; font-size: 14px; color: var(--fg-mute); }

/* ── compare table ─────────────────────────────── */
.compare {
  width: 100%; border-collapse: collapse;
  font-size: 14px; font-family: var(--font-mono);
}
.compare th, .compare td {
  padding: 12px 14px; border: 1px solid var(--line);
  text-align: left; vertical-align: top;
}
.compare th {
  background: var(--bg-alt); font-weight: 600;
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--fg-mute);
}
.compare td.bad { color: var(--bad); }
.compare td.ok  { color: var(--ok); }

/* ── CTA section ──────────────────────────────── */
.cta {
  background: var(--bg-dark); color: #eeeff1; border-bottom: 0;
  background-image:
    radial-gradient(circle at 80% 0%, rgba(0,203,154,0.10), transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(18,105,217,0.10), transparent 55%);
}
.cta h2 { font-size: clamp(28px, 3.6vw, 40px); margin: 0 0 16px; max-width: 24ch; color: #fff; }
.cta p  { color: #b9c0cb; max-width: 56ch; }
.cta .btn { background: var(--accent); border-color: var(--accent); color: #fff; }
.cta .btn:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.cta .btn.ghost { background: transparent; color: #fff; border-color: #3a3f4b; }
.cta .btn.ghost:hover { background: #1a1c24; border-color: #fff; color: #fff; }

/* ── footer ───────────────────────────────────── */
footer {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--fg-mute); padding: 24px var(--pad);
  border-top: 1px solid var(--line); text-align: center;
}
footer a { color: var(--fg-mute); }

/* ── hub (index.html) ─────────────────────────── */
.hub {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  max-width: var(--maxw); margin: 56px auto; padding: 0 var(--pad);
}
@media (max-width: 880px) { .hub { grid-template-columns: 1fr; } }
.card {
  background: #fff; border: 1px solid var(--line);
  padding: 28px; display: flex; flex-direction: column; gap: 14px;
  text-decoration: none; color: var(--fg); transition: 0.2s ease;
  border-radius: 14px; position: relative;
}
.card::after {
  content: ""; position: absolute; left: 0; top: 0; height: 3px;
  width: 0; background: var(--accent); border-radius: 14px 14px 0 0;
  transition: 0.25s ease;
}
.card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-3px); box-shadow: 0 12px 28px -16px rgba(37,41,53,0.18); }
.card:hover::after { width: 100%; }
.card .num {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--accent-deep); letter-spacing: 0.1em; font-weight: 600;
}
.card h3 { margin: 0; font-size: 22px; line-height: 1.2; color: var(--fg); }
.card p  { margin: 0; color: var(--fg-mute); font-size: 14px; line-height: 1.5; }
.card .meta {
  margin-top: auto; padding-top: 14px;
  font-family: var(--font-mono); font-size: 12px; color: var(--fg-mute);
  border-top: 1px solid var(--line);
}

/* ── headline + subheadline pattern (re-use) ───── */
.kicker {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--accent-deep); letter-spacing: 0.12em; text-transform: uppercase;
  margin: 0 0 14px; font-weight: 600;
}
h2 { font-size: clamp(26px, 3.2vw, 36px); line-height: 1.15; margin: 0 0 16px; color: var(--fg); }
h3 { font-size: 20px; margin: 0 0 8px; color: var(--fg); }
p.lead { font-size: 17px; color: var(--fg-mute); max-width: 60ch; margin: 0 0 28px; }

/* small util */
.spacer { height: 24px; }
.flex { display: flex; gap: 16px; flex-wrap: wrap; }
.col-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 880px) { .col-2 { grid-template-columns: 1fr; } }

ul.checks { list-style: none; padding: 0; margin: 0; }
ul.checks li {
  padding: 10px 0 10px 28px; position: relative;
  border-bottom: 1px solid var(--line);
}
ul.checks li:last-child { border-bottom: 0; }
ul.checks li::before {
  content: "✓"; position: absolute; left: 0; top: 9px;
  color: var(--accent); font-weight: 700;
}

/* ── short-format components (shared by all landings) ── */
.hero.tight { padding-top: 72px; padding-bottom: 56px; }

.voc-strip {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px; margin-top: 28px;
}
@media (max-width: 880px) { .voc-strip { grid-template-columns: 1fr; } }
.voc-strip blockquote {
  margin: 0; padding: 16px 18px; background: var(--bg-soft);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  font-size: 14px; line-height: 1.5;
  border-radius: 0 8px 8px 0;
}
.voc-strip blockquote p { margin: 0 0 8px; font-style: italic; }
.voc-strip cite {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-mute); font-style: normal;
}
.voc-strip cite a { color: var(--fg-mute); text-decoration: underline; text-decoration-color: var(--line-strong); }

.math-row {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 16px;
}
@media (max-width: 880px) { .math-row { grid-template-columns: 1fr; } }
.math-card {
  background: #fff; border: 1px solid var(--line);
  padding: 28px 24px; border-radius: 12px;
  transition: 0.18s ease;
}
.math-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.math-card .num {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  color: var(--accent-deep); font-weight: 700;
  line-height: 1; margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.math-card .lbl {
  font-size: 14px; color: var(--fg-mute); line-height: 1.45;
}

.fix-row {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 14px; margin-top: 24px;
}
@media (max-width: 880px) { .fix-row { grid-template-columns: 1fr; } }
.fix-card {
  background: #fff; border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  padding: 20px 22px; border-radius: 0 10px 10px 0;
  transition: 0.15s ease;
}
.fix-card:hover { border-left-width: 6px; padding-left: 19px; }
.fix-card h4 { margin: 0 0 6px; font-size: 16px; font-weight: 600; color: var(--fg); }
.fix-card p  { margin: 0; font-size: 14px; color: var(--fg-mute); line-height: 1.55; }
.fix-card .doc {
  font-family: var(--font-mono); font-size: 11px; color: var(--secondary);
  display: inline-block; margin-top: 6px; margin-right: 10px;
  text-decoration: underline; text-decoration-color: rgba(18,105,217,0.3);
}