/* ============================================================
   Dr. Esteban Areiza — Odontología y Estética
   Design tokens: negro elegante + dorado champagne
   ============================================================ */

:root {
  /* Color */
  --bg: #0d0d0d;
  --bg-alt: #131311;
  --bg-card: var(--white);
  --gold: #c9a464;
  --gold-deep: #8a5a1a;
  --gold-soft: rgba(201, 164, 100, 0.35);
  --gold-faint: rgba(201, 164, 100, 0.12);
  --white: #f6f3ec;
  --muted: #b9b3a6;
  --muted-dim: #8a8478;
  --brown-dark: #3a2e22;
  --brown-muted: #6b5847;
  --whatsapp: #25d366;

  /* Type */
  --font-serif: "Playfair Display", "Georgia", serif;
  --font-sans: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;

  /* Motion */
  --transition: 220ms ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

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

.icon { flex-shrink: 0; color: var(--gold); }

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid rgba(201, 164, 100, 0.18);
  flex-wrap: wrap;
}

.brand-mini {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.brand-mini-mono {
  border: 1px solid var(--gold-soft);
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mini-mono svg { width: 1.05rem; height: 1.05rem; color: var(--gold); }

.brand-mini-text {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: 0.06em;
  color: var(--white);
}

.site-header nav {
  display: flex;
  gap: var(--space-3);
}

.site-header nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  transition: color var(--transition);
}

.site-header nav a:hover,
.site-header nav a:focus-visible { color: var(--gold); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: 999px;
  padding: 0.85rem 1.7rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--gold);
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}

.btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--gold);
  color: #14120d;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -8px rgba(201, 164, 100, 0.55);
}

.btn-ghost {
  background: transparent;
  color: var(--gold);
  padding: 0.6rem 1.2rem;
  font-size: 0.78rem;
}

.btn-ghost:hover { background: var(--gold-faint); }

.btn svg { width: 17px; height: 17px; }

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

.hero {
  text-align: center;
  padding: var(--space-6) var(--space-2) var(--space-5);
  max-width: 760px;
  margin: 0 auto;
}

.monogram {
  width: 4.75rem;
  height: 4.75rem;
  border: 1px solid var(--gold-soft);
  border-radius: 50%;
  margin: 0 auto var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.monogram svg { width: 2.1rem; height: 2.1rem; color: var(--gold); }

.wordmark-pre {
  font-family: var(--font-serif);
  font-size: 1rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.wordmark {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.1rem, 6vw, 3.2rem);
  letter-spacing: 0.08em;
  color: var(--white);
}

.wordmark-sub {
  font-size: 0.78rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 0.6rem;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  font-weight: 500;
  color: var(--white);
  margin-top: var(--space-4);
}

.hero-desc {
  color: var(--muted);
  font-size: 1rem;
  max-width: 540px;
  margin: var(--space-2) auto var(--space-4);
}

/* ---------- Strip (diferenciadores) ---------- */

.strip {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  border-top: 1px solid rgba(201, 164, 100, 0.18);
  border-bottom: 1px solid rgba(201, 164, 100, 0.18);
  padding: 1.15rem 1.5rem;
  background: var(--bg-alt);
}

.strip-item {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.strip-divider {
  width: 1px;
  height: 0.8rem;
  background: var(--gold-soft);
}

@media (max-width: 640px) {
  .strip-divider { display: none; }
}

/* ---------- Sections ---------- */

section { padding: var(--space-6) var(--space-2); max-width: 1120px; margin: 0 auto; }

.section-kicker {
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.7rem;
}

.section-title {
  text-align: center;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  color: var(--white);
  margin-bottom: var(--space-5);
}

/* ---------- Service cards ---------- */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-3);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--gold);
  border-radius: 4px;
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
  box-shadow: 0 16px 32px -20px rgba(201, 164, 100, 0.45);
}

.card-kicker {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-deep);
}

.card-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--brown-dark);
}

.card-desc {
  color: var(--brown-muted);
  font-size: 0.9rem;
  line-height: 1.55;
  flex-grow: 1;
}

.card-price {
  border: 1px solid var(--gold);
  border-radius: 3px;
  padding: 0.7rem 0.9rem;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.card-price .price-prefix {
  font-size: 0.72rem;
  color: var(--brown-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-price .price-amount {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--gold-deep);
}

.card-price .price-currency {
  font-size: 0.72rem;
  color: var(--brown-muted);
  letter-spacing: 0.05em;
}

.card-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.card-features li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--brown-muted);
}

.card-features svg { width: 16px; height: 16px; color: var(--gold-deep); }

/* ---------- Contacto ---------- */

.contacto { text-align: center; }

.contacto-desc {
  color: var(--muted);
  max-width: 480px;
  margin: 0 auto var(--space-4);
}

.contacto-card {
  border: 1px solid var(--gold);
  border-radius: 4px;
  background: var(--bg-card);
  max-width: 460px;
  margin: 0 auto var(--space-4);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}

.contacto-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--brown-dark);
}

.contacto-row svg { width: 22px; height: 22px; color: var(--gold-deep); }

.contacto-row a { text-decoration: none; }
.contacto-row a:hover { color: var(--gold-deep); }

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

footer {
  border-top: 1px solid rgba(201, 164, 100, 0.18);
  background: var(--bg-alt);
  padding: var(--space-4) 1.5rem var(--space-3);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-serif);
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 0.9rem;
}

.footer-brand span {
  display: block;
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.62rem;
  color: var(--gold);
  margin-top: 0.35rem;
}

footer p { font-size: 0.85rem; color: var(--muted); margin-top: 0.5rem; }

footer a { text-decoration: none; color: var(--muted); }
footer a:hover { color: var(--gold); }

footer .legal { font-size: 0.75rem; color: var(--muted-dim); }

/* ---------- Legal pages (privacidad / términos) ---------- */

.legal-page {
  max-width: 720px;
}

.legal-page .section-kicker,
.legal-page .section-title { text-align: left; }

.legal-page .section-title { margin-bottom: 0.3rem; }

.legal-page .updated {
  color: var(--muted-dim);
  font-size: 0.85rem;
  margin-bottom: var(--space-4);
}

.legal-page h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--gold);
  font-size: 1.15rem;
  margin-top: var(--space-4);
  margin-bottom: 0.6rem;
}

.legal-page p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

.legal-page a { color: var(--gold); }

.legal-page .back-link {
  display: inline-block;
  margin-top: var(--space-4);
  color: var(--gold);
  font-size: 0.85rem;
  text-decoration: none;
  letter-spacing: 0.04em;
}

.legal-page .back-link:hover { text-decoration: underline; }