/* ============================================================
   Setza — Landing page styles
   Dark only. Refined petrol + peach.
   ============================================================ */

:root {
  --bg: #07171a;
  --bg-2: #0d2127;
  --bg-3: #112b32;
  --ink: #f3ece0;
  --ink-2: #d6cdbe;
  --ink-mute: #8aa1a8;
  --line: rgba(243, 236, 224, 0.08);
  --line-strong: rgba(243, 236, 224, 0.18);

  --petrol: #4fb3c4;
  --petrol-deep: #1f7a8c;
  --petrol-bright: #6ed1de;

  --peach: #f2c792;
  --peach-deep: #e8b576;
  --peach-soft: #2a2114;

  --signal: #ff8a66;
  --good: #58c79e;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px -10px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 30px 60px -25px rgba(0, 0, 0, 0.8);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-xl: 28px;

  --maxw: 1280px;
  --gutter: clamp(20px, 4vw, 56px);

  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'DM Sans', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'ss01', 'cv01';
  line-height: 1.5;
  overflow-x: hidden;
}

/* Mobile gutter tighter */
@media (max-width: 600px) {
  :root { --gutter: 18px; }
  .section { padding: 64px 0; }
  .card { padding: 22px; border-radius: 14px; }
  .btn { padding: 12px 18px; font-size: 14px; }
}

img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
a { color: inherit; }

/* ---------- Type ---------- */
.display { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.025em; line-height: 0.95; }
.mono { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; }
.eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-mute); }

/* ---------- Layout ---------- */
.container { max-width: var(--maxw); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
section { position: relative; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-display); font-weight: 500; font-size: 15px;
  letter-spacing: -0.01em; text-decoration: none;
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--petrol); color: #07171a; }
.btn-primary:hover { background: var(--petrol-bright); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-peach { background: var(--peach); color: #1a1208; }
.btn-peach:hover { background: var(--peach-deep); }
.btn .arrow { transition: transform .2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Cards ---------- */
.card {
  background: var(--bg-3); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 28px;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: var(--shadow-md); }

/* ---------- Reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Section spacing ---------- */
.section { padding: clamp(72px, 10vw, 140px) 0; }
.section-tight { padding: clamp(48px, 6vw, 88px) 0; }

/* ---------- Pills / tags ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-2);
}
.pill .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--good); box-shadow: 0 0 0 0 currentColor;
  animation: pulse 1.8s infinite; color: var(--good);
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(88, 199, 158, .6); }
  70%  { box-shadow: 0 0 0 10px rgba(88, 199, 158, 0); }
  100% { box-shadow: 0 0 0 0 rgba(88, 199, 158, 0); }
}

/* ---------- Inputs ---------- */
.input, .select, .textarea {
  width: 100%; padding: 14px 16px;
  border: 1px solid var(--line-strong); background: var(--bg-3);
  border-radius: var(--radius-md); font: inherit; color: var(--ink);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--petrol);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--petrol) 18%, transparent);
}
.label {
  display: block; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-mute); margin-bottom: 8px;
}

/* ---------- Animations ---------- */
@keyframes ping {
  0% { transform: scale(0.4); opacity: 0.9; }
  80% { transform: scale(2.6); opacity: 0; }
  100% { transform: scale(2.6); opacity: 0; }
}
@keyframes float-y { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Utility ---------- */
.divider { height: 1px; background: var(--line); width: 100%; }
.grid { display: grid; gap: 18px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--line);
}