/* Turnpike Tech — shared stylesheet. Dark-first, mobile-first. */
:root {
  --black: #0A0E14;
  --asphalt: #131A24;
  --gold: #F5A623;
  --cyan: #22D3EE;
  --concrete: #8A94A3;
  --white: #F4F6F8;
  --border: #232D3D;
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.2rem, 6vw, 4rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: 1.2rem; margin-bottom: .5rem; }

p { margin-bottom: 1rem; }
.muted { color: var(--concrete); }

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 1.25rem; }

/* ---- Header / nav ---- */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 14, 20, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: .9rem 1.25rem; max-width: 1080px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: .65rem; color: var(--white); font-weight: 800; letter-spacing: .02em; }
.brand:hover { text-decoration: none; }
.brand img { height: 38px; width: auto; border-radius: 6px; }
.nav-links { display: flex; align-items: center; gap: 1.25rem; }
.nav-links a { color: var(--white); font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--gold); text-decoration: none; }

.btn {
  display: inline-block;
  background: var(--gold); color: #0A0E14;
  font-weight: 800; font-size: 1rem;
  padding: .85rem 1.6rem; border-radius: var(--radius);
  border: none; cursor: pointer; text-align: center;
}
.btn:hover { background: #ffb93d; text-decoration: none; color: #0A0E14; }
.btn.ghost {
  background: transparent; color: var(--white);
  border: 2px solid var(--border);
}
.btn.ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn.small { padding: .55rem 1rem; font-size: .9rem; }
.btn.cyan { background: var(--cyan); }
.btn.cyan:hover { background: #5fe0f3; }

/* ---- Hero ---- */
.hero { padding: 4.5rem 0 3.5rem; text-align: center; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 70% 45% at 50% 0%, rgba(245,166,35,.10), transparent 70%);
}
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold); border: 1px solid rgba(245,166,35,.4); border-radius: 999px;
  padding: .35rem .9rem; margin-bottom: 1.4rem;
}
.hero h1 { margin-bottom: 1.1rem; }
.hero h1 .gold { color: var(--gold); }
.hero .lede { font-size: 1.2rem; color: var(--concrete); max-width: 640px; margin: 0 auto 2rem; }
.hero .cta-row { display: flex; gap: .9rem; justify-content: center; flex-wrap: wrap; }

/* ---- Sections ---- */
section.block { padding: 3.5rem 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }

.grid { display: grid; gap: 1.25rem; }
.grid.two { grid-template-columns: 1fr; }
.grid.three { grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid.two { grid-template-columns: 1fr 1fr; }
  .grid.three { grid-template-columns: 1fr 1fr 1fr; }
}

.card {
  background: var(--asphalt); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.6rem;
}
.card .icon { font-size: 1.8rem; margin-bottom: .7rem; }
.card h3 { color: var(--white); }
.card p { color: var(--concrete); font-size: .98rem; margin-bottom: 0; }
.card.featured { border-color: var(--gold); position: relative; }
.badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--gold); color: #0A0E14; font-size: .75rem; font-weight: 800;
  letter-spacing: .08em; text-transform: uppercase; padding: .25rem .8rem; border-radius: 999px;
  white-space: nowrap;
}

.price { font-size: 2.4rem; font-weight: 800; margin: .4rem 0; }
.price span { font-size: 1rem; font-weight: 500; color: var(--concrete); }
.setup { color: var(--gold); font-weight: 700; font-size: .95rem; margin-bottom: 1rem; }
ul.ticks { list-style: none; margin: 1rem 0 1.5rem; }
ul.ticks li { padding: .35rem 0 .35rem 1.7rem; position: relative; color: var(--concrete); font-size: .96rem; }
ul.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--cyan); font-weight: 800; }

/* ---- Steps ---- */
.step { display: flex; gap: 1.1rem; align-items: flex-start; }
.step .num {
  flex: 0 0 46px; height: 46px; border-radius: 50%;
  background: var(--gold); color: #0A0E14; font-weight: 800;
  display: flex; align-items: center; justify-content: center; font-size: 1.15rem;
}

/* ---- Metrics ---- */
.metric { text-align: center; }
.metric .value { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 2rem; font-weight: 800; color: var(--cyan); }
.metric .label { color: var(--concrete); font-size: .9rem; }
.pilot-note {
  border: 1px dashed rgba(245,166,35,.55); border-radius: var(--radius);
  padding: 1.2rem 1.5rem; margin: 2rem auto 0; max-width: 640px; text-align: center;
  color: var(--gold); font-weight: 600; font-size: .95rem;
}

/* ---- FAQ ---- */
details.faq { background: var(--asphalt); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem 1.4rem; margin-bottom: .8rem; }
details.faq summary { font-weight: 700; cursor: pointer; }
details.faq p { color: var(--concrete); margin: .7rem 0 0; font-size: .97rem; }

/* ---- CTA band ---- */
.cta-band {
  background: linear-gradient(135deg, rgba(245,166,35,.14), rgba(34,211,238,.10));
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 3.5rem 0; text-align: center; margin-top: 3rem;
}
.cta-band h2 { margin-bottom: .8rem; }

/* ---- Footer ---- */
footer.site { padding: 2.5rem 0; border-top: 1px solid var(--border); color: var(--concrete); font-size: .9rem; }
footer.site .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }

/* ---- Forms ---- */
form.lead { max-width: 560px; margin: 2rem auto 0; }
.field { margin-bottom: 1.1rem; text-align: left; }
.field label { display: block; font-weight: 700; margin-bottom: .4rem; font-size: .95rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .85rem 1rem; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--asphalt); color: var(--white); font-size: 1rem;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--gold); border-color: var(--gold); }
.field .hint { font-size: .85rem; color: var(--concrete); margin-top: .3rem; }

/* ---- Chat mock / transcript ---- */
.transcript {
  background: #05080D; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.4rem; font-size: .95rem; max-width: 560px; margin: 0 auto; text-align: left;
}
.msg { margin-bottom: .9rem; padding: .7rem 1rem; border-radius: 10px; max-width: 85%; }
.msg.in { background: var(--asphalt); border: 1px solid var(--border); }
.msg.out { background: rgba(245,166,35,.14); border: 1px solid rgba(245,166,35,.45); margin-left: auto; }
.msg .who { font-size: .75rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--concrete); display: block; margin-bottom: .25rem; }
.msg.out .who { color: var(--gold); }

/* Mobile nav */
@media (max-width: 640px) {
  .nav-links a:not(.btn) { display: none; }
  section.block { padding: 2.5rem 0; }
}