/* ============================================================
   Got a Driver — landing · "HELMET" design system (static build)
   Dark motorsport canvas · electric-lime signal · cobalt support
   ============================================================ */

:root {
  /* Surfaces & ink */
  --paper: oklch(17.5% 0.014 264);
  --paper-2: oklch(20.5% 0.015 264);
  --surface: oklch(23.5% 0.016 264);
  --ink: oklch(97% 0.004 250);
  --ink-soft: oklch(83% 0.01 252);
  --muted: oklch(67% 0.013 258);
  --faint: oklch(52% 0.013 260);
  --line: oklch(30% 0.013 264);
  --line-strong: oklch(40% 0.016 264);

  /* Electric-lime signal */
  --accent: oklch(89% 0.21 128);
  --accent-strong: oklch(83% 0.205 130);
  --accent-ink: oklch(26% 0.07 132);
  --accent-soft: oklch(32% 0.075 134);

  /* Cobalt support */
  --cobalt: oklch(64% 0.17 256);

  /* Type */
  --font-display: "Anton", "Arial Narrow", ui-sans-serif, system-ui, sans-serif;
  --font-heading: "Archivo", ui-sans-serif, system-ui, sans-serif;
  --font-sans: "Hanken Grotesk", ui-sans-serif, system-ui, sans-serif;

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.5, 1);

  /* Depth */
  --shadow-accent: 0 8px 28px -6px oklch(89% 0.21 128 / 0.45);
  --shadow-lg:
    0 4px 10px -3px oklch(0% 0 0 / 0.5),
    0 28px 48px -12px oklch(0% 0 0 / 0.65);
  --edge: inset 0 1px 0 oklch(100% 0 0 / 0.06);
  --edge-accent: inset 0 1px 0 oklch(100% 0 0 / 0.25);

  /* Film grain */
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; border-color: var(--line); }

html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(115% 75% at 78% -8%, oklch(89% 0.21 128 / 0.10), transparent 55%),
    radial-gradient(95% 70% at 8% 5%, oklch(64% 0.17 256 / 0.10), transparent 50%),
    var(--paper);
  background-attachment: fixed;
  letter-spacing: -0.006em;
  min-height: 100dvh;
  overflow-x: hidden;
}

/* Fine grain across the whole canvas */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: var(--grain);
  background-size: 160px 160px;
  opacity: 0.05;
  mix-blend-mode: overlay;
}
body > * { position: relative; z-index: 1; }

img { max-width: 100%; display: block; }

h1, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.004em;
  line-height: 0.94;
  text-transform: uppercase;
  color: var(--ink);
}

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

a { color: var(--cobalt); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3.5px oklch(89% 0.21 128 / 0.35);
}

/* ---- Layout -------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: 1.25rem;
}
@media (min-width: 40rem) { .wrap { padding-inline: 2rem; } }

/* ---- Hero ----------------------------------------------------------- */
.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 88svh;
  overflow: hidden;
}
@media (min-width: 40rem) { .hero { min-height: 92svh; } }

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% center;
}
.hero-media .scrim-v {
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--paper) 0%, oklch(17.5% 0.014 264 / 0.82) 42%, oklch(17.5% 0.014 264 / 0.1) 100%);
}
.hero-media .scrim-h {
  position: absolute; inset: 0;
  background: linear-gradient(to right, oklch(17.5% 0.014 264 / 0.92) 0%, oklch(17.5% 0.014 264 / 0.35) 55%, transparent 100%);
}
.hero-media .glow {
  position: absolute;
  bottom: -8rem; right: -6rem;
  width: 24rem; height: 24rem;
  border-radius: 50%;
  background: oklch(89% 0.21 128 / 0.15);
  filter: blur(64px);
}

/* Speed-line scanlines over the photo */
.scanlines {
  background-image: repeating-linear-gradient(
    0deg, oklch(100% 0 0 / 0.025) 0px, oklch(100% 0 0 / 0.025) 1px, transparent 1px, transparent 4px
  );
}
.hero-media .scanlines { position: absolute; inset: 0; opacity: 0.4; }

.hero-inner {
  padding-block: 4.5rem 3.5rem;
  max-width: 46rem;
}
@media (min-width: 40rem) { .hero-inner { padding-bottom: 5rem; } }

.hero h1 {
  margin-top: 1.5rem;
  font-size: clamp(2.9rem, 11vw, 6.4rem);
  line-height: 0.9;
}

.text-glow-lime {
  color: var(--accent);
  text-shadow: 0 0 28px oklch(89% 0.21 128 / 0.45);
}

.pitch {
  margin-top: 1.5rem;
  max-width: 34rem;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

/* ---- Eyebrow / badge ------------------------------------------------ */
.eyebrow {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.26rem 0.64rem;
  border-radius: 0.45rem;
  line-height: 1.2;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid oklch(89% 0.21 128 / 0.25);
}
.badge-dot::before {
  content: "";
  width: 0.42rem; height: 0.42rem;
  border-radius: 99px;
  background: currentColor;
  box-shadow: 0 0 0 3px oklch(89% 0.21 128 / 0.18);
  animation: pulse-ring 2.2s ease-out infinite;
}

/* ---- Waitlist form -------------------------------------------------- */
.waitlist {
  margin-top: 2.25rem;
  max-width: 30rem;
}
.waitlist label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}
.waitlist-row {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
@media (min-width: 30rem) {
  .waitlist-row { flex-direction: row; }
  .waitlist-row input[type="email"] { flex: 1; }
}

.waitlist input[type="email"] {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: oklch(14% 0.012 264);
  border: 1px solid var(--line-strong);
  border-radius: 0.65rem;
  padding: 0.72rem 0.85rem;
  box-shadow: inset 0 1px 2px oklch(0% 0 0 / 0.35);
  transition: border-color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out), background 0.18s;
  outline: none;
}
.waitlist input[type="email"]::placeholder { color: var(--faint); }
.waitlist input[type="email"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3.5px oklch(89% 0.21 128 / 0.16), inset 0 1px 2px oklch(0% 0 0 / 0.3);
  background: oklch(16% 0.013 264);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1;
  letter-spacing: -0.01em;
  padding: 0.8rem 1.4rem;
  border: 0;
  border-radius: 0.7rem;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: transform 0.16s var(--ease-spring), box-shadow 0.22s var(--ease-out), background 0.2s;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: var(--shadow-accent), var(--edge-accent);
}
.btn-primary:hover {
  background: var(--accent-strong);
  transform: translateY(-1.5px);
}
.btn-primary:active { transform: translateY(1px) scale(0.985); }

.form-note {
  margin-top: 0.7rem;
  font-size: 0.8rem;
  color: var(--faint);
}

/* Honeypot — hidden from humans, visible to bots */
.hp-field {
  position: absolute !important;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* ---- Specialties strip ---------------------------------------------- */
.specialties {
  padding-block: 4.5rem 5.5rem;
}
.rule {
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
  margin-bottom: 3rem;
}
.specialties-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}
.specialties h2 { font-size: clamp(1.9rem, 5vw, 2.5rem); }
.specialties-head .eyebrow { display: none; }
@media (min-width: 40rem) { .specialties-head .eyebrow { display: block; } }

.spec-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 40rem) { .spec-grid { grid-template-columns: repeat(3, 1fr); } }

.card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  box-shadow: 0 1px 2px oklch(0% 0 0 / 0.4), 0 2px 6px -2px oklch(0% 0 0 / 0.45), var(--edge);
  padding: 1.75rem;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg), var(--edge);
  border-color: var(--line-strong);
}
/* Carbon-weave texture on cards */
.carbon {
  background-image:
    repeating-linear-gradient(45deg, oklch(100% 0 0 / 0.018) 0 2px, transparent 2px 6px),
    repeating-linear-gradient(-45deg, oklch(100% 0 0 / 0.018) 0 2px, transparent 2px 6px);
  background-size: 8px 8px;
}
.card .num {
  font-family: var(--font-display);
  font-size: 1.9rem;
  letter-spacing: 0.01em;
  color: var(--accent);
}
.card h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.012em;
  font-size: 1.2rem;
  margin-top: 1rem;
  color: var(--ink);
}
.card p {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---- Footer --------------------------------------------------------- */
footer {
  border-top: 1px solid var(--line);
  padding-block: 2rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: var(--faint);
}
.footer-mark {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.footer-mark .lime { color: var(--accent); }

/* ---- Thanks page ---------------------------------------------------- */
.thanks-main {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}
.thanks-hero {
  flex: 1;
  display: flex;
  align-items: center;
}
.thanks-hero h1 { font-size: clamp(2.6rem, 9vw, 5.2rem); margin-top: 1.5rem; }

/* ---- Motion --------------------------------------------------------- */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 oklch(89% 0.21 128 / 0.45); }
  70%, 100% { box-shadow: 0 0 0 9px oklch(89% 0.21 128 / 0); }
}

.stagger > * {
  opacity: 0;
  animation: fade-up 0.7s var(--ease-out) forwards;
}
.stagger > *:nth-child(1) { animation-delay: 0.04s; }
.stagger > *:nth-child(2) { animation-delay: 0.10s; }
.stagger > *:nth-child(3) { animation-delay: 0.16s; }
.stagger > *:nth-child(4) { animation-delay: 0.22s; }
.stagger > *:nth-child(5) { animation-delay: 0.28s; }
.stagger > *:nth-child(6) { animation-delay: 0.34s; }

/* Scroll-reveal (JS adds .in) */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-on-scroll.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .stagger > *, .badge-dot::before { animation: none !important; opacity: 1 !important; }
  .reveal-on-scroll { opacity: 1 !important; transform: none !important; transition: none !important; }
  .btn, .card { transition: none !important; }
}