/* ============================================================
   XALTRION WEBSITE — SHARED STYLES
   Built on tokens.css. Pages should include tokens.css first.
   Rerun 150 (PR-11/PR-12): consolidated from per-page inline styles.
   ============================================================ */

/* Legacy semantic aliases used across the marketing site,
   remapped to brand tokens so a single source-of-truth in
   tokens.css controls colour + typography across all surfaces. */
:root {
  --bg: var(--ink-900);
  --surface: var(--ink-850);
  --surface-soft: var(--ink-800);
  --border: var(--ink-700);
  --accent-light: var(--accent-2);
  --muted: var(--text-3);
  --ok: var(--gain);
  --warn: var(--status-warn);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
}

.container { width: min(1120px, 92vw); margin: 0 auto; }

/* ---------- NAV ---------- */
nav {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--hairline);
  backdrop-filter: blur(8px);
  background: color-mix(in oklch, var(--bg), transparent 8%);
}
.nav-row,
.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}
.nav-links,
.links {
  display: flex;
  gap: 1.2rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-links a,
.links a {
  color: var(--text-3);
  text-decoration: none;
  font-size: .95rem;
}
.nav-links a:hover,
.links a:hover { color: var(--text); }

/* ---------- LOGOTYPE COMPONENT ---------- */
/* The brand wordmark. Exo 2 — reserved for the XALTRION mark only.
   PR-12: pages should prefer this over the legacy <img> lockup. */
.x-logotype {
  font-family: var(--font-wordmark);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
}
.x-logotype .accent { color: var(--accent); }
.x-logotype .co {
  font-family: var(--font-mono);
  color: var(--text-3);
  font-size: 0.55em;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-left: 6px;
  vertical-align: super;
}

/* Numeric / monospaced inline component */
.x-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* ---------- BUTTONS / CTA ---------- */
.cta {
  display: inline-block;
  text-decoration: none;
  border-radius: var(--r-md);
  padding: .68rem 1rem;
  font-weight: 700;
}
.cta-primary,
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.cta-secondary,
.btn-secondary {
  border: 1px solid var(--hairline);
  color: var(--text);
  background: var(--surface);
}
.btn {
  width: 100%;
  border: 0;
  border-radius: var(--r-md);
  padding: .8rem .9rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 1rem;
}

/* ---------- HERO / SECTIONS ---------- */
.hero { padding: 5.5rem 0 3rem; text-align: center; }
.hero h1 {
  margin: 0;
  font-size: clamp(2.1rem, 6vw, 4rem);
  line-height: 1.05;
  letter-spacing: -.03em;
}
.hero p {
  color: var(--text-3);
  margin: 1rem auto 1.8rem;
  max-width: 680px;
  font-size: 1.05rem;
}
.hero-actions {
  display: flex;
  gap: .8rem;
  justify-content: center;
  flex-wrap: wrap;
}
section { padding: 4.2rem 0; }
h2 {
  margin: 0 0 .8rem;
  font-size: clamp(1.4rem, 3vw, 2.3rem);
  letter-spacing: -.02em;
}
.sub { color: var(--text-3); margin: 0; }

/* ---------- CARDS / PILLS ---------- */
.cards {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 1.1rem;
}
.card h3 { margin: .1rem 0 .4rem; font-size: 1rem; }
.card p { margin: 0; color: var(--text-3); font-size: .92rem; }

.featured { box-shadow: 0 0 0 1px var(--accent); }

.band {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  background: linear-gradient(180deg, var(--accent-bg), transparent);
}

.pill-list { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
.pill {
  border: 1px solid var(--hairline);
  background: var(--bg);
  padding: .45rem .75rem;
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: .9rem;
}
.tag {
  display: inline-block;
  background: var(--accent-bg);
  border: 1px solid color-mix(in oklch, var(--accent), transparent 60%);
  color: var(--accent-2);
  border-radius: var(--r-pill);
  padding: .18rem .65rem;
  font-size: .78rem;
}

/* ---------- STEPS / STATS ---------- */
.steps {
  margin-top: 1.25rem;
  display: grid;
  gap: .9rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.step-num {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border-radius: var(--r-pill);
  color: var(--accent-2);
  border: 1px solid color-mix(in oklch, var(--accent), transparent 60%);
  background: var(--accent-bg);
  font-weight: 700;
}
.stats {
  margin-top: 2.6rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.stats-grid {
  display: grid;
  gap: .8rem;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}
.stat { text-align: center; }
.stat strong { display: block; font-size: 1.25rem; font-family: var(--font-mono); }
.stat span { color: var(--text-3); font-size: .83rem; }

/* ---------- PRICING ---------- */
.pricing-grid,
.grid {
  margin-top: 1.2rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(245px, 1fr));
}
.price {
  font-size: 2rem;
  font-weight: 800;
  margin: .4rem 0 .2rem;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.price span,
.price small {
  font-size: .95rem;
  color: var(--text-3);
  font-weight: 500;
  font-family: var(--font-ui);
}
.pricing-note {
  color: var(--text-3);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}
.urgency,
.guarantee {
  margin-top: 1rem;
  color: var(--status-warn);
  font-weight: 700;
}

/* ---------- FOOTER ---------- */
footer {
  border-top: 1px solid var(--hairline);
  padding: 2rem 0;
  color: var(--text-3);
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: .5rem;
}
.footer-links a {
  color: var(--accent-2);
  text-decoration: none;
}
.muted { color: var(--text-3); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 780px) {
  .nav-links,
  .links { display: none; }
}