@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --bg: #12151a;
  --surface: #1b2028;
  --surface-raised: #232933;
  --surface-hairline: #2c3340;
  --text: #e8eaed;
  --text-dim: #8b93a1;
  --text-faint: #5b6270;
  --accent-cyan: #4fd8c4;
  --accent-cyan-dim: #2c7a6f;
  --accent-amber: #f5a623;
  --accent-amber-dim: #8a5c14;
  --accent-red: #e5484d;
  --accent-red-dim: #7a2528;
  --radius: 6px;
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

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

:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

header.site {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(18, 21, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--surface-hairline);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.wordmark .dot { color: var(--accent-amber); }

.site-nav {
  display: flex;
  gap: 24px;
  font-size: 14px;
  color: var(--text-dim);
}

.site-nav a { color: var(--text-dim); }
.site-nav a:hover { color: var(--text); text-decoration: none; }
.site-nav a[aria-current="page"] { color: var(--accent-cyan); }

/* ---------- Hero ---------- */

.hero {
  padding: 64px 0 48px;
  text-align: center;
}

.hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin: 0 0 16px;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.08;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

.hero p.sub {
  color: var(--text-dim);
  font-size: 17px;
  max-width: 560px;
  margin: 0 auto 40px;
}

/* ---------- VIN Plate (signature element) ---------- */

.plate-frame {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px;
  background: linear-gradient(180deg, #262d38 0%, #1c212a 100%);
  border: 1px solid var(--surface-hairline);
  border-radius: 10px;
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.03);
  position: relative;
}

.plate-frame::before,
.plate-frame::after {
  content: '';
  position: absolute;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #6a7180, #2a303b);
}
.plate-frame::before { left: 10px; }
.plate-frame::after { right: 10px; }

.plate-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 10px;
  text-align: left;
  padding-left: 4px;
}

.vin-cells {
  display: flex;
  gap: 4px;
  justify-content: center;
  flex-wrap: nowrap;
}

.vin-cells input {
  width: 100%;
  max-width: 34px;
  aspect-ratio: 3 / 4;
  background: #0f1216;
  border: 1px solid var(--surface-hairline);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(13px, 2.6vw, 19px);
  text-align: center;
  text-transform: uppercase;
  padding: 0;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.vin-cells input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(79, 216, 196, 0.15);
  outline: none;
}

.vin-cells input.filled { border-color: #3a4150; color: var(--accent-cyan); }
.vin-cells input.cell-error { border-color: var(--accent-red); color: var(--accent-red); }

.plate-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.plate-hint {
  font-size: 13px;
  color: var(--text-faint);
}

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease;
}

.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--accent-amber);
  color: #1a1300;
}
.btn-primary:hover { background: #ffb733; }
.btn-primary:disabled { background: #4a4130; color: #8a8270; cursor: not-allowed; }

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--surface-hairline);
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-dim); }

.form-error {
  color: var(--accent-red);
  font-size: 13px;
  margin-top: 12px;
  text-align: center;
  min-height: 18px;
}

/* ---------- Loading state ---------- */

.loading-row {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
  color: var(--text-dim);
  font-size: 14px;
}

.loading-row.active { display: flex; }

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--surface-hairline);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Results ---------- */

.results {
  display: none;
  padding: 8px 0 72px;
}

.results.active { display: block; }

.results-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
  margin-top: 8px;
}

@media (max-width: 760px) {
  .results-grid { grid-template-columns: 1fr; }
}

.panel {
  background: var(--surface);
  border: 1px solid var(--surface-hairline);
  border-radius: 10px;
  overflow: hidden;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--surface-hairline);
}

.panel-head h2 {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin: 0;
  color: var(--text);
}

.badge {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 100px;
  border: 1px solid var(--surface-hairline);
  color: var(--text-dim);
}

.badge.ok { color: var(--accent-cyan); border-color: var(--accent-cyan-dim); }
.badge.warn { color: var(--accent-amber); border-color: var(--accent-amber-dim); }
.badge.crit { color: var(--accent-red); border-color: var(--accent-red-dim); }

/* Spec sheet */

.spec-title {
  padding: 20px 20px 4px;
}

.spec-title .year-make-model {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  margin: 0;
}

.spec-title .trim {
  color: var(--text-dim);
  font-size: 14px;
  margin-top: 2px;
}

.spec-rows { padding: 8px 20px 20px; }

.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--surface-hairline);
  font-size: 14px;
}

.spec-row:last-child { border-bottom: none; }

.spec-row .label { color: var(--text-dim); }
.spec-row .value {
  font-family: var(--font-mono);
  color: var(--text);
  text-align: right;
}

.vin-echo {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  padding: 0 20px 16px;
}

/* Recalls */

.recall-list { padding: 12px 20px 20px; display: flex; flex-direction: column; gap: 12px; }

.recall-card {
  background: var(--surface-raised);
  border-left: 3px solid var(--accent-amber);
  border-radius: 4px;
  padding: 14px 16px;
}

.recall-card.crit { border-left-color: var(--accent-red); }

.recall-card .rc-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
}

.recall-card .rc-component {
  font-weight: 600;
  font-size: 14px;
}

.recall-card .rc-date {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  white-space: nowrap;
}

.recall-card .rc-summary {
  font-size: 13.5px;
  color: var(--text-dim);
  margin: 0 0 8px;
}

.recall-card details {
  font-size: 13px;
}

.recall-card summary {
  cursor: pointer;
  color: var(--accent-cyan);
  font-size: 12.5px;
  list-style: none;
}
.recall-card summary::-webkit-details-marker { display: none; }
.recall-card summary::before { content: '+ '; }
.recall-card details[open] summary::before { content: '– '; }

.recall-card .rc-detail-block {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--surface-hairline);
  color: var(--text-dim);
}
.recall-card .rc-detail-block b { color: var(--text); display: block; margin-bottom: 2px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.recall-card .rc-detail-block p { margin: 0 0 10px; }

.empty-state {
  padding: 32px 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
}

.empty-state .check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(79, 216, 196, 0.1);
  color: var(--accent-cyan);
  margin-bottom: 12px;
  font-size: 18px;
}

/* ---------- FAQ ---------- */

.faq {
  padding: 8px 0 80px;
  border-top: 1px solid var(--surface-hairline);
}

.faq h2 {
  font-family: var(--font-display);
  font-size: 26px;
  margin: 56px 0 24px;
}

.faq-item {
  border-bottom: 1px solid var(--surface-hairline);
}

.faq-item summary {
  cursor: pointer;
  padding: 18px 4px;
  font-weight: 500;
  font-size: 15px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-mono);
  color: var(--text-faint);
  font-size: 18px;
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: '–'; }

.faq-item p {
  margin: 0 4px 20px;
  color: var(--text-dim);
  font-size: 14.5px;
  max-width: 680px;
}

/* ---------- Footer ---------- */

footer.site {
  border-top: 1px solid var(--surface-hairline);
  padding: 32px 0 48px;
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-faint);
}

footer.site a { color: var(--text-dim); }

.crosslink {
  margin-top: -8px;
  margin-bottom: 40px;
  text-align: center;
  font-size: 13px;
  color: var(--text-faint);
}

footer.site .foot-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Static content pages (About / Contact / Privacy) ---------- */

.page {
  padding: 56px 0 80px;
  max-width: 720px;
  margin: 0 auto;
}

.page .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin: 0 0 12px;
}

.page h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.1;
  margin: 0 0 20px;
}

.page h2 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin: 36px 0 12px;
}

.page p {
  color: var(--text-dim);
  font-size: 15.5px;
  margin: 0 0 16px;
}

.page ul {
  color: var(--text-dim);
  font-size: 15.5px;
  padding-left: 20px;
  margin: 0 0 16px;
}

.page li { margin-bottom: 8px; }

.page .updated {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--surface-hairline);
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--surface-hairline);
  border-radius: 10px;
  padding: 24px;
  margin-top: 24px;
}

.contact-card .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px dashed var(--surface-hairline);
}
.contact-card .row:last-child { border-bottom: none; }

.contact-card .label {
  font-size: 13px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-card .value {
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--accent-cyan);
}