/* =============================================
   AL NORTE RESTAURANTE — styles.css
   Estética: elegante, marino-cálida, norteña
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

/* ── Variables ── */
:root {
  --color-fondo:       #0e1a14;
  --color-fondo2:      #13211a;
  --color-crema:       #f5efe2;
  --color-dorado:      #c9a84c;
  --color-dorado-suave:#e8d5a3;
  --color-verde:       #2a4a35;
  --color-verde-claro: #3d6b4f;
  --color-texto:       #e8e0d0;
  --color-texto-suave: #b0a898;
  --fuente-titulo:     'Playfair Display', Georgia, serif;
  --fuente-cuerpo:     'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --radio:             4px;
  --sombra:            0 4px 30px rgba(0,0,0,0.4);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fuente-cuerpo);
  background-color: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.7;
  font-weight: 300;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }

/* ── Utilidades ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.seccion {
  padding: 5rem 0;
}

.titulo-seccion {
  font-family: var(--fuente-titulo);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--color-dorado);
  margin-bottom: 0.5rem;
  font-style: italic;
}

.linea-decorativa {
  width: 60px;
  height: 2px;
  background: var(--color-dorado);
  margin: 1rem 0 2rem;
}

.linea-decorativa.centrada {
  margin: 1rem auto 2rem;
}

/* ── BARRA DE NAVEGACIÓN ── */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 1.2rem 0;
  background: rgba(14, 26, 20, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.2);
  transition: background 0.3s;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--fuente-titulo);
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  color: var(--color-dorado);
}

.nav-logo span {
  display: block;
  font-family: var(--fuente-cuerpo);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-texto-suave);
}

.nav-links {
  display: flex;
  gap: 2.2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-texto-suave);
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-dorado);
  transition: width 0.3s;
}

.nav-links a:hover { color: var(--color-dorado); }
.nav-links a:hover::after { width: 100%; }

/* Menú hamburguesa (móvil) */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dorado);
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.activo span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.activo span:nth-child(2) { opacity: 0; }
.hamburger.activo span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(14,26,20,0.55) 0%, rgba(14,26,20,0.85) 100%),
    url('https://images.unsplash.com/photo-1504674900247-0877df9cc836?w=1600&q=80') center/cover no-repeat;
}

/* Textura de grano */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.3;
  pointer-events: none;
}

.hero-contenido {
  position: relative;
  z-index: 1;
  animation: heroEntrada 1.2s ease both;
}

@keyframes heroEntrada {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-supertitulo {
  font-family: var(--fuente-cuerpo);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-dorado);
  margin-bottom: 1.5rem;
}

.hero-titulo {
  font-family: var(--fuente-titulo);
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--color-crema);
  margin-bottom: 0.3rem;
}

.hero-titulo em {
  font-style: italic;
  color: var(--color-dorado-suave);
}

.hero-subtitulo {
  font-size: 1rem;
  font-weight: 300;
  color: var(--color-texto-suave);
  margin-bottom: 3rem;
  letter-spacing: 0.08em;
}

.btn-primario {
  display: inline-block;
  padding: 0.9rem 2.4rem;
  border: 1px solid var(--color-dorado);
  font-family: var(--fuente-cuerpo);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-dorado);
  background: transparent;
  cursor: pointer;
  transition: background 0.35s, color 0.35s;
  border-radius: var(--radio);
}

.btn-primario:hover {
  background: var(--color-dorado);
  color: var(--color-fondo);
}

.scroll-indicador {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.5;
  animation: parpadeo 2s ease infinite;
}

.scroll-indicador span {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-crema);
}

.scroll-flecha {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-crema), transparent);
}

@keyframes parpadeo {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 0.9; }
}

/* ── SOBRE NOSOTROS ── */
#sobre {
  background: var(--color-fondo2);
}

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.sobre-imagen {
  position: relative;
}

.sobre-imagen img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radio);
  box-shadow: var(--sombra);
}

.sobre-imagen::after {
  content: '';
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  width: 60%;
  height: 60%;
  border: 2px solid var(--color-dorado);
  border-radius: var(--radio);
  opacity: 0.3;
  pointer-events: none;
}

.sobre-texto p {
  margin-bottom: 1.2rem;
  color: var(--color-texto-suave);
  font-size: 0.97rem;
}

.dato-destacado {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem;
  background: rgba(201,168,76,0.06);
  border-left: 2px solid var(--color-dorado);
  border-radius: 0 var(--radio) var(--radio) 0;
  margin-top: 0.8rem;
  font-size: 0.9rem;
  color: var(--color-texto-suave);
}

.dato-destacado .icono {
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── CARTA / MENÚ ── */
#carta {
  background: var(--color-fondo);
}

.carta-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3.5rem;
  color: var(--color-texto-suave);
  font-size: 0.97rem;
}

.tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.tabs-moviles {
  display: none;
  margin-top: 2.5rem;
  margin-bottom: 0;
}

.tab {
  padding: 0.55rem 1.4rem;
  border: 1px solid rgba(var(--tab-accent, 201,168,76), 0.42);
  background: rgba(var(--tab-accent, 201,168,76), 0.16);
  color: var(--color-texto);
  font-family: var(--fuente-cuerpo);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2rem;
  transition: all 0.3s;
}

.tab:hover, .tab.activo {
  background: rgba(var(--tab-accent, 201,168,76), 0.3);
  border-color: rgba(var(--tab-accent, 201,168,76), 0.68);
  color: var(--color-crema);
}

.tabs .tab:nth-child(1), .tabs-moviles .tab:nth-child(1) { --tab-accent: 94, 138, 123; }
.tabs .tab:nth-child(2), .tabs-moviles .tab:nth-child(2) { --tab-accent: 201, 168, 76; }
.tabs .tab:nth-child(3), .tabs-moviles .tab:nth-child(3) { --tab-accent: 167, 110, 120; }
.tabs .tab:nth-child(4), .tabs-moviles .tab:nth-child(4) { --tab-accent: 120, 147, 91; }
.tabs .tab:nth-child(5), .tabs-moviles .tab:nth-child(5) { --tab-accent: 96, 127, 170; }
.tabs .tab:nth-child(6), .tabs-moviles .tab:nth-child(6) { --tab-accent: 177, 110, 80; }

.panel-carta { display: none; }
.panel-carta.activo { display: block; }

.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 1.5rem;
}

.plato {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "info precio"
    "alergenos alergenos";
  gap: 0.35rem 1rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  text-align: left;
  align-items: start;
}

.plato:last-child { border-bottom: none; }

.plato-info { grid-area: info; }

.plato-precio {
  grid-area: precio;
  align-self: start;
  justify-self: end;
}

.plato-alergenos {
  grid-area: alergenos;
  display: flex;
  flex-wrap: wrap;
  justify-content: left;
  gap: 0.35rem;
  margin-top: 0.15rem;
}

.plato-alergenos img {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  box-shadow: 0 0 0 1px rgba(201,168,76,0.28);
}

.plato-info h4 {
  font-family: var(--fuente-titulo);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--color-crema);
  margin-bottom: 0.25rem;
}

.plato-info p {
  font-size: 0.88rem;
  color: var(--color-texto-suave);
  line-height: 1.5;
}

.plato-precio {
  font-family: var(--fuente-cuerpo);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--color-dorado);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 56px;
}
@media (min-width: 980px) {
  /* Mantener el patrón de tarjeta en escritorio */
  .menu-grid { align-items: start; }
}

@media (max-width: 980px) {
  .menu-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { padding: 0 1.2rem; }

  .tabs { display: none; }

  .tabs-moviles {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
    margin-top: 2rem;
  }

  .tabs-moviles .tab {
    width: 100%;
    padding: 0.7rem 0.6rem;
    font-size: 0.66rem;
    letter-spacing: 0.12em;
    text-align: center;
  }

  .menu-grid { grid-template-columns: 1fr; }
  .plato {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "nombre alergenos"
      "ingles precio";
    column-gap: 0.55rem;
    row-gap: 0.4rem;
    text-align: center;
    justify-items: center;
  }

  .plato-info { display: contents; }

  .plato-info h4 {
    grid-area: nombre;
    margin-bottom: 0;
    justify-self: center;
  }

  .plato-info p {
    grid-area: ingles;
    justify-self: center;
  }

  .plato-precio {
    justify-self: center;
    align-self: center;
  }

  .plato-alergenos {
    justify-content: center;
    justify-self: center;
    align-self: start;
    margin-top: 0;
  }
}

/* ── EVENTOS ── */
#eventos {
  background: var(--color-fondo2);
}

.eventos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

.evento-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: var(--radio);
  padding: 2rem;
  transition: transform 0.3s, border-color 0.3s;
}

.evento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201,168,76,0.4);
}

.evento-icono {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.evento-card h3 {
  font-family: var(--fuente-titulo);
  font-size: 1.2rem;
  color: var(--color-dorado-suave);
  margin-bottom: 0.7rem;
  font-weight: 400;
}

.evento-card p {
  font-size: 0.88rem;
  color: var(--color-texto-suave);
  line-height: 1.6;
}

.btn-secundario {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.6rem 1.5rem;
  border: 1px solid rgba(201,168,76,0.4);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-dorado);
  border-radius: var(--radio);
  transition: all 0.3s;
  cursor: pointer;
  font-family: var(--fuente-cuerpo);
  background: transparent;
}

.btn-secundario:hover {
  background: var(--color-dorado);
  color: var(--color-fondo);
}

/* ── RESEÑAS ── */
#resenas {
  background: var(--color-fondo);
  text-align: center;
}

.resenas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

.resena-card {
  background: var(--color-fondo2);
  border-radius: var(--radio);
  padding: 2rem 1.8rem;
  text-align: left;
  border: 1px solid rgba(255,255,255,0.05);
}

.estrellas { color: var(--color-dorado); font-size: 0.9rem; margin-bottom: 1rem; }

.resena-card blockquote {
  font-family: var(--fuente-titulo);
  font-style: italic;
  font-size: 1rem;
  color: var(--color-crema);
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.resena-autor {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--color-texto-suave);
  text-transform: uppercase;
}

/* ── CONTACTO / RESERVAS ── */
#contacto {
  background: var(--color-fondo2);
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.8rem;
  align-items: flex-start;
}

.info-icono {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.info-item h4 {
  font-family: var(--fuente-titulo);
  font-size: 0.9rem;
  color: var(--color-dorado);
  margin-bottom: 0.25rem;
  font-weight: 400;
  letter-spacing: 0.05em;
}

.info-item p, .info-item a {
  font-size: 0.9rem;
  color: var(--color-texto-suave);
  line-height: 1.6;
}

.info-item a:hover { color: var(--color-dorado); }

.mapa-reserva {
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: var(--radio);
  padding: 2.5rem;
}

.mapa-reserva h3 {
  font-family: var(--fuente-titulo);
  font-size: 1.4rem;
  color: var(--color-dorado-suave);
  margin-bottom: 1.8rem;
  font-weight: 400;
  font-style: italic;
}

.mapa-texto {
  font-size: 0.9rem;
  color: var(--color-texto-suave);
  margin-bottom: 1.2rem;
}

.mapa-embed {
  position: relative;
  width: 100%;
  padding-top: 66.666%;
  border-radius: var(--radio);
  overflow: hidden;
  border: 1px solid rgba(201,168,76,0.15);
}

.mapa-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Mantiene el equilibrio visual en el bloque de contacto */
.mapa-reserva .mapa-embed {
  box-shadow: var(--sombra);
}

/* ── FOOTER ── */
footer {
  background: #080f0a;
  padding: 3rem 0 1.5rem;
  border-top: 1px solid rgba(201,168,76,0.15);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-marca .nav-logo { font-size: 1.4rem; margin-bottom: 0.5rem; }

.footer-descripcion {
  font-size: 0.85rem;
  color: var(--color-texto-suave);
  margin-top: 0.8rem;
  line-height: 1.7;
}

.footer-titulo {
  font-family: var(--fuente-cuerpo);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-dorado);
  margin-bottom: 1.2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.87rem;
  color: var(--color-texto-suave);
  transition: color 0.3s;
}
.footer-links a:hover { color: var(--color-dorado); }

.redes {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}
.email {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}
.red-social {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 50%;
  font-size: 1rem;
  color: var(--color-texto-suave);
  transition: all 0.3s;
}

.red-social:hover {
  border-color: var(--color-dorado);
  color: var(--color-dorado);
  background: rgba(201,168,76,0.08);
}

.footer-copy {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.75rem;
  color: rgba(176,168,152,0.4);
  letter-spacing: 0.05em;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .sobre-grid,
  .contacto-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .sobre-imagen::after { display: none; }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(14,26,20,0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
  }
  .nav-links.abierto { display: flex; }
  .nav-links a { font-size: 1.2rem; }
  .hamburger { display: flex; }
  .campos-dobles { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-titulo { font-size: clamp(2.8rem, 14vw, 4.5rem); }

  #contacto .contacto-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  #contacto .contacto-grid > div:first-child {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
    align-items: start;
  }

  #contacto .contacto-grid > div:first-child > .info-item:first-child {
    grid-column: 1;
    grid-row: 1 / span 3;
    margin-bottom: 0;
  }

  #contacto .contacto-grid > div:first-child > .info-item:not(:first-child) {
    margin-bottom: 0;
  }

  #contacto .contacto-grid > div:first-child > .info-item:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
  }

  #contacto .contacto-grid > div:first-child > .info-item:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
  }

  #contacto .contacto-grid > div:first-child > .info-item:nth-child(4) {
    grid-column: 2;
    grid-row: 3;
  }

  #contacto .contacto-grid > div:last-child {
    grid-column: 1 / -1;
  }

  #contacto .info-item {
    margin-bottom: 0;
    gap: 0.75rem;
  }

  #contacto .info-item p,
  #contacto .info-item a {
    font-size: 0.82rem;
    line-height: 1.5;
  }

  #contacto .mapa-reserva {
    padding: 1.25rem;
  }
}