/* AutoFlo — design tokens & base */
:root {
  --bg: #0A0A0A;
  --bg-2: #111317;
  --surface: #14171C;
  --surface-2: #1A1E25;
  --line: #232831;
  --line-2: #2C323D;
  --text: #F5F6F7;
  --text-dim: #A0A6B0;
  --text-mute: #6B727D;
  --accent: #A3E635;       /* lime — confirmed */
  --accent-ink: #0A0A0A;
  --accent-soft: rgba(163, 230, 53, 0.12);
  --whatsapp: #25D366;
  --warn: #F59E0B;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 22px;
  --max: 1280px;
  --pad: clamp(20px, 4vw, 56px);
  --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Inter Tight', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
body { font-size: 17px; line-height: 1.55; letter-spacing: -0.005em; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

::selection { background: var(--accent); color: var(--accent-ink); }

/* ------------ Layout ------------ */
.container { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--text-dim);
}
.eyebrow::before {
  content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.025em; line-height: 1.02; margin: 0; }
h1 { font-size: clamp(48px, 7.5vw, 112px); font-weight: 500; }
h2 { font-size: clamp(36px, 4.8vw, 68px); }
h3 { font-size: clamp(22px, 2vw, 28px); font-weight: 500; }
p { margin: 0; }

.muted { color: var(--text-dim); }
.mono { font-family: var(--font-mono); }

/* ------------ Header ------------ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--pad);
  background: rgba(10, 10, 10, 0.78);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header nav { display: flex; gap: 32px; align-items: center; }
.site-header nav a {
  font-size: 14px; color: var(--text-dim); transition: color 150ms;
}
.site-header nav a:hover, .site-header nav a.active { color: var(--text); }

/* ------------ Buttons ------------ */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 500; letter-spacing: -0.005em;
  border: 1px solid transparent; transition: transform 150ms, background 150ms, border-color 150ms, color 150ms;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--text); }
.btn-sm { padding: 10px 16px; font-size: 13px; }
.btn .arrow { transition: transform 200ms; }
.btn:hover .arrow { transform: translate(2px, -2px); }

/* ------------ Section ------------ */
section { padding: clamp(80px, 10vw, 140px) 0; border-top: 1px solid var(--line); }
section:first-of-type { border-top: 0; }
.section-head {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; margin-bottom: 64px;
}
.section-head h2 { max-width: 14ch; }
.section-head .lede { color: var(--text-dim); max-width: 48ch; font-size: 18px; }
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; gap: 20px; }
}

/* ------------ Cards ------------ */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; transition: border-color 200ms, transform 200ms;
}
.card:hover { border-color: var(--line-2); }

/* ------------ Hero ------------ */
.hero { padding-top: 60px; padding-bottom: 80px; border-top: 0; position: relative; overflow: hidden; }
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; gap: 56px; }
.hero h1 .accent { color: var(--accent); font-style: italic; font-weight: 400; }
.hero .sub { color: var(--text-dim); font-size: clamp(18px, 1.6vw, 22px); max-width: 56ch; margin-top: 28px; }
.hero .cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 36px; }
.hero .stat-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 80px; padding-top: 40px; border-top: 1px solid var(--line); }
.hero .stat-bar .stat .num { font-family: var(--font-display); font-size: clamp(28px, 3vw, 44px); font-weight: 500; letter-spacing: -0.02em; }
.hero .stat-bar .stat .lbl { color: var(--text-dim); font-size: 13px; margin-top: 4px; }
@media (max-width: 760px) { .hero .stat-bar { grid-template-columns: repeat(2, 1fr); } }

/* ------------ Footer ------------ */
footer { background: #060708; border-top: 1px solid var(--line); padding: 80px var(--pad) 32px; }
footer .row { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; max-width: var(--max); margin: 0 auto; }
footer h5 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.16em; color: var(--text-mute); font-family: var(--font-mono); font-weight: 400; margin: 0 0 18px 0; }
footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
footer ul a { color: var(--text-dim); font-size: 14px; }
footer ul a:hover { color: var(--text); }
footer .legal { max-width: var(--max); margin: 56px auto 0; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: var(--text-mute); font-size: 12px; font-family: var(--font-mono); }
@media (max-width: 760px) { footer .row { grid-template-columns: 1fr 1fr; } }

/* ------------ Tag ------------ */
.tag {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px;
  font-size: 11px; font-family: var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--accent-soft); color: var(--accent); border: 1px solid rgba(163, 230, 53, 0.25);
}
.tag.neutral { background: var(--surface-2); color: var(--text-dim); border-color: var(--line); }

/* ------------ Pulse dot ------------ */
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 var(--accent); animation: pulse 1.6s ease-out infinite; display: inline-block; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(163,230,53,0.6);} 70%{ box-shadow: 0 0 0 10px rgba(163,230,53,0);} 100%{ box-shadow: 0 0 0 0 rgba(163,230,53,0);} }

/* ------------ Marquee ------------ */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding: 22px 0; }
.marquee-track { display: flex; gap: 56px; animation: scroll-x 38s linear infinite; white-space: nowrap; }
.marquee-track span { color: var(--text-dim); font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.04em; display: inline-flex; align-items: center; gap: 56px; }
.marquee-track span::after { content: '◆'; color: var(--accent); }
@keyframes scroll-x { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ------------ Utility ------------ */
.divider { height: 1px; background: var(--line); }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.row-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 1000px) { .row-3, .row-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px)  { .row-2, .row-3, .row-4 { grid-template-columns: 1fr; } }