/* Villas de la Pradera — landing
   Estándares: capas lógicas, custom properties, prefers-reduced-motion, focus-visible */

:root {
  color-scheme: light dark;

  --font-sans: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", sans-serif;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;

  --green-950: #0f2419;
  --green-900: #1a3d2e;
  --green-800: #235340;
  --green-100: #e8f3ec;
  --green-50: #f4faf6;

  --gold-500: #c9a227;
  --gold-400: #d4b84a;

  --text: #0f172a;
  --text-muted: #475569;
  --surface: #ffffff;
  --surface-muted: var(--green-50);
  --border: color-mix(in oklab, var(--green-900) 12%, transparent);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px color-mix(in oklab, #000 6%, transparent);
  --shadow-md: 0 12px 40px color-mix(in oklab, var(--green-900) 18%, transparent);

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --wrap: min(1120px, calc(100% - var(--space-md) * 2));
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e8eef6;
    --text-muted: #94a3b8;
    --surface: #0f1a14;
    --surface-muted: #13261c;
    --border: color-mix(in oklab, #fff 10%, transparent);
    --shadow-md: 0 12px 48px color-mix(in oklab, #000 45%, transparent);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--surface);
}

img,
svg {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--green-800);
  text-underline-offset: 3px;
}

@media (prefers-color-scheme: dark) {
  a {
    color: var(--green-100);
  }
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--gold-500) 85%, white);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: var(--space-sm);
  top: var(--space-sm);
  width: auto;
  height: auto;
  padding: var(--space-xs) var(--space-sm);
  background: var(--surface);
  border-radius: var(--radius-sm);
  z-index: 100;
}

.wrap {
  width: var(--wrap);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--surface) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-sm);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.logo__mark {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--green-800), var(--green-900));
  box-shadow: var(--shadow-sm);
  position: relative;
}

.logo__mark::after {
  content: "";
  position: absolute;
  inset: 22%;
  border-radius: 6px;
  border: 2px solid color-mix(in oklab, var(--gold-400) 90%, transparent);
  opacity: 0.85;
}

.logo__text strong {
  font-weight: 700;
  color: var(--green-900);
}

@media (prefers-color-scheme: dark) {
  .logo__text strong {
    color: var(--green-100);
  }
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
}

.nav a:hover {
  color: var(--text);
}

.nav__cta {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: var(--green-900);
  color: #fff !important;
}

.nav__cta:hover {
  filter: brightness(1.08);
}

@media (max-width: 520px) {
  .nav a:not(.nav__cta) {
    display: none;
  }
}

/* Hero */
.hero {
  position: relative;
  padding-block: clamp(3rem, 8vw, 5.5rem);
  overflow: clip;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 85% 0%, color-mix(in oklab, var(--gold-500) 22%, transparent), transparent 55%),
    radial-gradient(90% 60% at 10% 90%, color-mix(in oklab, var(--green-800) 25%, transparent), transparent 50%),
    linear-gradient(180deg, var(--surface-muted), var(--surface));
  pointer-events: none;
}

.hero__content {
  position: relative;
}

.eyebrow {
  margin: 0 0 var(--space-xs);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-800);
}

@media (prefers-color-scheme: dark) {
  .eyebrow {
    color: var(--gold-400);
  }
}

.hero__title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 14ch;
}

.hero__lead {
  margin: 0 0 var(--space-lg);
  max-width: 52ch;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--green-800), var(--green-900));
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  filter: brightness(1.05);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn--ghost:hover {
  background: color-mix(in oklab, var(--surface-muted) 80%, var(--surface));
}

.btn--light {
  background: #fff;
  color: var(--green-900) !important;
  box-shadow: var(--shadow-sm);
}

.btn--light:hover {
  filter: brightness(1.02);
}

@media (prefers-color-scheme: dark) {
  .btn--light {
    background: var(--green-100);
    color: var(--green-950) !important;
  }
}

/* Sections */
.section {
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

.section--muted {
  background: var(--surface-muted);
}

.section__title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section__intro {
  margin: 0 0 var(--space-lg);
  max-width: 60ch;
  color: var(--text-muted);
}

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.card__title {
  margin: 0 0 var(--space-xs);
  font-size: 1.1rem;
  font-weight: 600;
}

.card__text {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.cta-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--green-900), var(--green-800));
  color: #ecfdf5;
  box-shadow: var(--shadow-md);
}

.cta-band__title {
  margin: 0 0 var(--space-xs);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.cta-band__text {
  margin: 0;
  max-width: 48ch;
  opacity: 0.92;
}

.contact {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr minmax(240px, 320px);
  align-items: start;
}

@media (max-width: 720px) {
  .contact {
    grid-template-columns: 1fr;
  }
}

.contact__intro {
  margin-bottom: var(--space-md);
}

.contact__address {
  font-style: normal;
  line-height: 1.7;
}

.contact__address a {
  font-weight: 600;
}

.contact__note {
  margin: 0;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact__note p {
  margin: 0;
}

/* Footer */
.site-footer {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.site-footer__meta {
  margin: 0;
  font-size: 0.82rem;
  opacity: 0.85;
}