/* ============ VARIABLES / TEMA ============ */
:root {
  /* TODO: ajusta la paleta cuando recibas los colores */
  --color-primary: #f5c518;
  --color-primary-dark: #d4a80f;
  --color-accent: #f5c518;

  --bg: #ffffff;
  --bg-alt: #f6f7f9;
  --text: #111418;
  --text-muted: #5a6270;
  --border: #e5e7eb;
  --card: #ffffff;
  --shadow: 0 6px 20px rgba(0,0,0,.06);

  --radius: 14px;
  --radius-sm: 10px;
  --container: 1180px;
  --header-h: 68px;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Dark mode */
[data-theme="dark"] {
  --bg: #0f1115;
  --bg-alt: #161a21;
  --text: #eef1f6;
  --text-muted: #a0a7b4;
  --border: #262b34;
  --card: #1a1f27;
  --shadow: 0 6px 20px rgba(0,0,0,.4);
  --color-primary: #f5c518;
}

/* ============ RESET ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }
p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 700;
}
.brand-logo { width: 36px; height: 36px; }
.brand-name { font-size: 1.05rem; }

.nav {
  display: none;
  gap: 1.5rem;
}
.nav a {
  font-weight: 500;
  color: var(--text-muted);
  transition: color .2s;
}
.nav a:hover { color: var(--color-primary); }

.header-actions { display: flex; align-items: center; gap: .5rem; }

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  width: 40px; height: 40px;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, transform .15s;
}
.icon-btn:hover { background: var(--bg-alt); }
.icon-btn:active { transform: scale(.96); }

[data-theme="light"] .icon-sun,
[data-theme="dark"] .icon-moon { display: none; }
.icon-sun, .icon-moon { display: block; }

/* Menú hamburguesa */
.menu-toggle {
  flex-direction: column;
  gap: 5px;
  padding: 0;
}
.menu-toggle span {
  width: 20px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav móvil */
.nav.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: var(--header-h);
  left: 0; right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem;
  gap: 1rem;
}
.nav.open a { color: var(--text); font-size: 1.05rem; }

/* ============ HERO ============ */
.hero {
  padding: 3rem 0 4rem;
  background:
    radial-gradient(1200px 400px at 80% -10%, color-mix(in srgb, var(--color-primary) 18%, transparent), transparent 60%),
    var(--bg);
}
.hero-inner {
  display: grid;
  gap: 2rem;
  align-items: center;
}
.badge {
  display: inline-block;
  background: color-mix(in srgb, var(--color-primary) 15%, transparent);
  color: var(--color-primary-dark);
  padding: .35rem .8rem;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
[data-theme="dark"] .badge { color: var(--color-primary); }

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -.02em;
}
.accent { color: var(--color-primary); }
.lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 52ch;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin: 1.5rem 0;
}
.hero-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: .4rem;
  color: var(--text-muted);
  font-size: .95rem;
}

.hero-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 320px;
}
.hero-card-icon { font-size: 2rem; }
.hero-card strong { display: block; }
.hero-card .accent { font-size: 1.5rem; font-weight: 700; }

/* ============ BOTONES ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 1.3rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s, background .2s, border-color .2s, color .2s;
}
.btn:active { transform: scale(.98); }
.btn-primary {
  background: var(--color-primary);
  color: #1a1a1a;
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ============ SECCIONES ============ */
.section { padding: 4rem 0; }
.section-alt { background: var(--bg-alt); }
.section-head {
  text-align: center;
  max-width: 60ch;
  margin: 0 auto 2.5rem;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: -.01em;
}
.section-head p { color: var(--text-muted); }

/* ============ GRID / CARDS ============ */
.grid {
  display: grid;
  gap: 1.25rem;
}
.grid-3 { grid-template-columns: 1fr; }

.card, .price-card, .contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.card:hover, .contact-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-primary) 50%, var(--border));
  box-shadow: var(--shadow);
}
.card-icon, .contact-icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--color-primary) 15%, transparent);
  border-radius: 12px;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.card h3 { font-size: 1.15rem; }
.card p { color: var(--text-muted); margin: 0; }

/* Precios */
.price-card { text-align: center; position: relative; }
.price-card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: .5rem 0;
}
.price-currency { font-size: 1.2rem; vertical-align: top; margin-right: 2px; }
.price-note { color: var(--text-muted); margin-bottom: 1rem; }
.price-card ul {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0;
  text-align: left;
  display: grid;
  gap: .5rem;
}
.price-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow);
}
.price-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #1a1a1a;
  font-size: .75rem;
  font-weight: 700;
  padding: .3rem .8rem;
  border-radius: 999px;
}

/* Contacto */
.contact-card {
  display: block;
  text-align: center;
  text-decoration: none;
}
.contact-card h3 { margin: 0 0 .25rem; }
.contact-card p { color: var(--text-muted); margin: 0; }

/* Ubicación */
.location-grid {
  display: grid;
  gap: 1.5rem;
}
.location-info p { color: var(--text-muted); }
.location-info p strong { color: var(--text); }
.map-wrapper {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 10;
  background: var(--bg-alt);
}
.map-wrapper iframe {
  width: 100%; height: 100%; border: 0; display: block;
}

/* ============ FOOTER ============ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  text-align: center;
}
.site-footer p { margin: 0 0 .25rem; }
.muted { color: var(--text-muted); font-size: .9rem; }

/* ============ FAB WhatsApp ============ */
.whatsapp-fab {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, .4);
  z-index: 60;
  transition: transform .2s;
}
.whatsapp-fab:hover { transform: scale(1.08); }

/* ============ RESPONSIVE ============ */
@media (min-width: 640px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .location-grid { grid-template-columns: 1fr 1.2fr; align-items: stretch; }
}

@media (min-width: 900px) {
  .nav { display: flex; }
  .menu-toggle { display: none; }
  .hero-inner { grid-template-columns: 1.3fr 1fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .section { padding: 5.5rem 0; }
  .hero { padding: 5rem 0 6rem; }
}

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