/* ============================================
   GRUPO LOS CARBONES — estilos base
   ============================================ */

:root {
  --color-bg: #000000;
  --color-bg-alt: #0c0c0c;
  --color-card: #0f0f0f;
  --color-text: #ffffff;
  --color-text-secondary: #b3b3b3;
  --color-border: #2a2a2a;
  --color-gold: #c8a96a;
  --color-gold-dim: #8f7c50;

  --font-title: "Cormorant Garamond", serif;
  --font-body: "Inter", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3.5rem;
  --space-xl: 6rem;

  --radius: 10px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  padding: 0.9rem var(--space-sm);
}

.nav-link {
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--transition);
  padding: 0.25rem 0.1rem;
}

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

/* ---------- Portada ---------- */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-md);
  gap: var(--space-sm);
}

.hero-logo {
  width: min(70vw, 480px);
  height: auto;
}

.hero-subtitle {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
}

/* ---------- Secciones genéricas ---------- */

section {
  padding: var(--space-xl) var(--space-sm);
  max-width: 1100px;
  margin: 0 auto;
  scroll-margin-top: 64px;
}

#inicio {
  scroll-margin-top: 0;
}

.section-title {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-lg);
  position: relative;
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 1px;
  background: var(--color-gold);
  margin: var(--space-sm) auto 0;
}

/* ---------- Restaurantes ---------- */

.restaurant-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .restaurant-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.restaurant-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.restaurant-logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition);
}

.restaurant-logo-link:hover,
.restaurant-logo-link:focus-visible {
  opacity: 0.8;
}

.restaurant-logo {
  height: auto;
}

.restaurant-logo--central {
  width: 140px;
}

.restaurant-logo--cacao {
  width: 220px;
}

.restaurant-name {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 600;
}

.restaurant-info {
  font-style: normal;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.restaurant-phone,
.restaurant-web {
  display: inline-block;
  margin-top: 0.25rem;
}

.restaurant-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xs);
  width: 100%;
}

.restaurant-map {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.restaurant-map iframe {
  width: 100%;
  height: 220px;
  border: 0;
  display: block;
}

@media (min-width: 768px) {
  .restaurant-map iframe {
    height: 260px;
  }
}

/* ---------- Botones ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.7rem 1.4rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.btn--primary {
  background: var(--color-gold);
  color: #000000;
  border-color: var(--color-gold);
}

.btn--primary:hover {
  background: var(--color-gold-dim);
  border-color: var(--color-gold-dim);
}

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

.btn--secondary:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

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

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btn--submit {
  width: 100%;
}

.btn--submit.is-loading .btn-label::after {
  content: "…";
}

/* ---------- Formulario de contacto ---------- */

.contact-form {
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: left;
}

.form-field label {
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
}

.form-field input,
.form-field textarea {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.75rem 0.9rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  min-height: 46px;
  transition: border-color var(--transition);
}

.form-field textarea {
  min-height: 130px;
  resize: vertical;
}

.form-field input:hover,
.form-field textarea:hover {
  border-color: var(--color-gold-dim);
}

.field-error {
  min-height: 1.1em;
  font-size: 0.8rem;
  color: #e0a458;
}

.form-status {
  min-height: 1.4em;
  font-size: 0.9rem;
  text-align: center;
}

.form-status.is-success {
  color: #8fbf8f;
}

.form-status.is-error {
  color: #d98080;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Pie de página ---------- */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-sm);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.footer-brand {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.04em;
}

.footer-brand:hover {
  color: var(--color-gold);
}

.footer-text {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* ---------- Animaciones discretas ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-logo,
.hero-subtitle {
  animation: fade-in 0.8s ease both;
}

.hero-subtitle {
  animation-delay: 0.15s;
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Ajustes de gran pantalla ---------- */

@media (min-width: 1024px) {
  .section-title {
    font-size: 2.4rem;
  }
}