/* ============================================================
   OZAMA DIESEL — Hoja de estilos principal
   Paleta tomada del logo de la marca:
   azul, rojo y blanco sobre fondos oscuros azul marino.
   ============================================================ */

:root {
  --azul-claro: #5B62E3;
  --celeste: #9FB4FF;
  --azul: #2E3192;
  --azul-oscuro: #1B1E6B;
  --rojo: #D9291C;
  --rojo-claro: #FF5A4E;
  --blanco: #FFFFFF;
  --claro: #F4F6FC;
  --fondo-oscuro: #0B0F2E;
  --fondo-oscuro-2: #101538;
  --texto-oscuro: #14173B;
  --texto-suave: #5A5F7A;
  --sombra-tarjeta: 0 12px 30px rgba(10, 14, 46, 0.12);

  /* FOTO HERO: coloca la ruta de una foto de la marca cuando la tengas, ej.
     --foto-hero: url("../img/hero.jpg");  */
  --foto-hero: none;

  --fuente-display: "Barlow Semi Condensed", sans-serif;
  --fuente-cuerpo: "Barlow", sans-serif;
  --fuente-cifras: "Barlow Condensed", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--fuente-cuerpo);
  color: var(--texto-oscuro);
  background: var(--claro);
  line-height: 1.6;
  overflow-x: hidden;
}

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

.contenedor { width: min(1120px, 92%); margin-inline: auto; }

/* ---------- Franja distintiva (livery de los camiones) ---------- */
.franja-vial { display: block; }
.franja-vial span { display: block; }
.franja-azul { height: 6px; background: linear-gradient(90deg, var(--azul-claro), var(--azul)); }
.franja-roja { height: 4px; background: var(--rojo); }

/* ---------- Barra de navegación ---------- */
.barra-navegacion {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  background: rgba(11, 15, 46, 0.92);
  backdrop-filter: blur(8px);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.barra-navegacion.compacta { box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35); }

.barra-interna {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 14px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  user-select: none;
  -webkit-user-select: none;
}

.logo-llama { width: 20px; height: 27px; }
.logo-llama svg { width: 100%; height: 100%; }
.logo-imagen { height: 44px; width: auto; background: var(--blanco); padding: 7px 12px; border-radius: 10px; }

.logo-texto {
  font-family: var(--fuente-display);
  font-style: italic;
  font-weight: 800;
  font-size: 1.7rem;
  letter-spacing: 0.5px;
  line-height: 1;
}

.logo-texto em {
  font-style: italic;
  background: linear-gradient(180deg, var(--celeste), var(--azul));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-texto strong { color: var(--rojo); }

.menu { display: flex; align-items: center; gap: 26px; }

.enlace-menu {
  color: var(--blanco);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.98rem;
  position: relative;
  padding-block: 4px;
}

.enlace-menu::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--azul-claro), var(--rojo));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.enlace-menu:hover::after, .enlace-menu:focus-visible::after { transform: scaleX(1); }

.boton-menu { padding: 9px 18px; font-size: 0.95rem; }

.boton-hamburguesa {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}

.boton-hamburguesa span {
  width: 26px; height: 3px;
  border-radius: 2px;
  background: var(--blanco);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.boton-hamburguesa.activo span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.boton-hamburguesa.activo span:nth-child(2) { opacity: 0; }
.boton-hamburguesa.activo span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Botones ---------- */
.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border: 0;
  border-radius: 999px;
  font-family: var(--fuente-cuerpo);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.boton:active { transform: scale(0.97); }

.boton-whatsapp {
  background: linear-gradient(135deg, var(--rojo-claro), var(--rojo) 60%, #A31512);
  color: var(--blanco);
  box-shadow: 0 8px 22px rgba(217, 41, 28, 0.35);
}

.boton-whatsapp:hover, .boton-whatsapp:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(217, 41, 28, 0.45);
}

.boton-fantasma {
  background: transparent;
  color: var(--blanco);
  border: 2px solid rgba(255, 255, 255, 0.55);
}

.boton-fantasma:hover, .boton-fantasma:focus-visible {
  border-color: var(--azul-claro);
  color: var(--azul-claro);
  transform: translateY(-2px);
}

.boton-oscuro { color: var(--texto-oscuro); border-color: rgba(20, 23, 59, 0.35); }
.boton-oscuro:hover, .boton-oscuro:focus-visible { color: var(--azul-oscuro); border-color: var(--azul); }

.boton-grande { padding: 16px 34px; font-size: 1.1rem; }
.boton-bloque { width: 100%; }

@keyframes latido {
  0%, 100% { box-shadow: 0 8px 22px rgba(217, 41, 28, 0.35); }
  50% { box-shadow: 0 8px 22px rgba(217, 41, 28, 0.35), 0 0 0 14px rgba(217, 41, 28, 0); }
}

.pulso { animation: latido 2.4s ease-in-out infinite; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--blanco);
  background: var(--fondo-oscuro);
  padding-top: 90px;
}

.hero-fondo {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(180deg, rgba(11, 15, 46, 0.82) 0%, rgba(11, 15, 46, 0.55) 45%, rgba(11, 15, 46, 0.9) 100%),
    radial-gradient(ellipse 90% 70% at 15% 30%, rgba(91, 98, 227, 0.5), transparent 60%),
    radial-gradient(ellipse 70% 60% at 85% 75%, rgba(217, 41, 28, 0.3), transparent 65%),
    var(--foto-hero);
  background-size: cover;
  background-position: center;
}

.hero-contenido {
  position: relative;
  z-index: 1;
  padding-block: 60px;
  text-align: center;
}

.logo-hero {
  width: min(380px, 78%);
  margin: 0 auto 22px;
  background: var(--blanco);
  padding: 18px 26px;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.hero-etiqueta {
  font-family: var(--fuente-cifras);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.85rem;
  color: var(--celeste);
  margin-bottom: 14px;
}

.hero-titulo {
  font-family: var(--fuente-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(3rem, 8.5vw, 5.6rem);
  line-height: 1.02;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.texto-degradado {
  background: linear-gradient(120deg, var(--celeste), var(--azul) 60%, var(--rojo));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-descripcion { max-width: 520px; margin-inline: auto; font-size: 1.12rem; color: rgba(238, 241, 255, 0.88); margin-bottom: 32px; }

.hero-botones { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

.franja-hero { position: absolute; bottom: 0; left: 0; right: 0; }

/* Animación de entrada del hero */
.aparecer { opacity: 0; transform: translateY(26px); animation: entrada 0.8s ease forwards; }
.aparecer[data-retraso="1"] { animation-delay: 0.15s; }
.aparecer[data-retraso="2"] { animation-delay: 0.3s; }
.aparecer[data-retraso="3"] { animation-delay: 0.45s; }

@keyframes entrada { to { opacity: 1; transform: translateY(0); } }

/* ---------- Secciones genéricas ---------- */
.seccion { padding-block: 96px; }

.etiqueta-seccion {
  font-family: var(--fuente-cifras);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.82rem;
  color: var(--azul-oscuro);
  margin-bottom: 10px;
}

.etiqueta-seccion.clara { color: var(--celeste); }

.titulo-seccion {
  font-family: var(--fuente-display);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  line-height: 1.08;
  margin-bottom: 18px;
}

.titulo-seccion.clara { color: var(--blanco); }

.descripcion-seccion { color: var(--texto-suave); max-width: 560px; margin-bottom: 36px; }

/* Revelado al hacer scroll (controlado por IntersectionObserver) */
.revelar { opacity: 0; transform: translateY(34px); transition: opacity 0.7s ease, transform 0.7s ease; }
.revelar.visible { opacity: 1; transform: translateY(0); }

/* Escalonado sutil dentro de las rejillas */
.rejilla-servicios .revelar:nth-child(2), .rejilla-flota .revelar:nth-child(2) { transition-delay: 0.12s; }
.rejilla-servicios .revelar:nth-child(3), .rejilla-flota .revelar:nth-child(3) { transition-delay: 0.24s; }
.rejilla-servicios .revelar:nth-child(4) { transition-delay: 0.36s; }

/* ---------- Servicios ---------- */
.seccion-servicios, .seccion-flota {
  background:
    radial-gradient(ellipse 75% 60% at 85% 0%, rgba(159, 180, 255, 0.28), transparent 55%),
    linear-gradient(165deg, var(--azul), var(--azul-oscuro));
  color: var(--blanco);
}

.seccion-servicios .etiqueta-seccion, .seccion-flota .etiqueta-seccion { color: var(--celeste); }
.seccion-servicios .titulo-seccion, .seccion-flota .titulo-seccion { color: var(--blanco); }

.rejilla-servicios {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
  margin-top: 26px;
}

.tarjeta-servicio {
  background: var(--blanco);
  border-radius: 18px;
  padding: 30px 26px;
  box-shadow: var(--sombra-tarjeta);
  border-top: 5px solid transparent;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease,
              opacity 0.7s ease;
}

.tarjeta-servicio:hover {
  transform: translateY(-8px);
  border-top-color: var(--azul);
  box-shadow: 0 18px 40px rgba(10, 14, 46, 0.18);
}

.icono-servicio { font-size: 2rem; margin-bottom: 14px; }

.tarjeta-servicio h3 {
  font-family: var(--fuente-display);
  font-style: italic;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.tarjeta-servicio p { color: var(--texto-suave); font-size: 0.97rem; }

/* ---------- Precios (pizarra estilo letrero de estación) ---------- */
.seccion-precios {
  background:
    radial-gradient(ellipse 80% 60% at 80% 10%, rgba(91, 98, 227, 0.2), transparent 60%),
    linear-gradient(180deg, var(--fondo-oscuro), var(--fondo-oscuro-2));
  color: var(--blanco);
}

.seccion-precios .descripcion-seccion { color: rgba(238, 241, 255, 0.7); }

.pizarra-precios {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 380px));
  justify-content: center;
  gap: 18px;
}

.tarjeta-precio {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(159, 180, 255, 0.3);
  border-radius: 14px;
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.tarjeta-precio:hover {
  transform: translateY(-5px);
  border-color: var(--azul-claro);
  background: rgba(159, 180, 255, 0.08);
}

.precio-etiqueta {
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(238, 241, 255, 0.75);
}

.precio-valor {
  font-family: var(--fuente-cifras);
  font-weight: 700;
  font-size: 3.4rem;
  line-height: 1;
  color: var(--celeste);
}

.precio-valor small {
  font-size: 1rem;
  font-weight: 600;
  color: rgba(238, 241, 255, 0.6);
  margin-left: 6px;
}

.tarjeta-precio.actualizada .precio-valor { animation: destello 0.9s ease; }

@keyframes destello {
  0% { color: var(--blanco); text-shadow: 0 0 18px rgba(159, 180, 255, 0.9); }
  100% { color: var(--celeste); text-shadow: none; }
}

.nota-precios { margin-top: 26px; font-size: 0.88rem; color: rgba(238, 241, 255, 0.55); }

/* ---------- Flota / galería ---------- */
.rejilla-flota {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
  margin-top: 26px;
}

.tarjeta-foto { display: flex; flex-direction: column; gap: 10px; }

.marco-foto, .foto-flota {
  aspect-ratio: 4 / 5;
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
}

.foto-flota { box-shadow: 0 14px 34px rgba(10, 14, 46, 0.35); }

.seccion-flota .tarjeta-foto figcaption { color: rgba(238, 241, 255, 0.85); }

.rejilla-flota .revelar:nth-child(4) { transition-delay: 0.12s; }
.rejilla-flota .revelar:nth-child(5) { transition-delay: 0.24s; }

.marco-foto {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  color: var(--texto-suave);
  font-size: 0.92rem;
  background:
    repeating-linear-gradient(-45deg, rgba(46, 49, 146, 0.08) 0 14px, transparent 14px 28px),
    var(--blanco);
  border: 2px dashed rgba(46, 49, 146, 0.45);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.tarjeta-foto:hover .marco-foto, .tarjeta-foto:hover .foto-flota { transform: scale(1.02); }
.tarjeta-foto:hover .marco-foto { border-color: var(--azul); }

.tarjeta-foto figcaption { font-size: 0.9rem; color: var(--texto-suave); }

/* ---------- Contacto ---------- */
.seccion-contacto {
  background:
    radial-gradient(ellipse 70% 80% at 20% 100%, rgba(217, 41, 28, 0.25), transparent 60%),
    linear-gradient(160deg, var(--fondo-oscuro-2), var(--fondo-oscuro));
  color: var(--blanco);
}

.seccion-contacto .descripcion-seccion { color: rgba(238, 241, 255, 0.75); }

.contacto-interno {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.lista-contacto { list-style: none; display: flex; flex-direction: column; gap: 18px; }

.lista-contacto li {
  border-left: 4px solid var(--azul);
  padding-left: 16px;
  font-size: 1.02rem;
}

.dato-etiqueta {
  display: block;
  font-family: var(--fuente-cifras);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.78rem;
  color: var(--celeste);
}

.lista-contacto a { color: var(--blanco); text-decoration: none; }
.lista-contacto a:hover { color: var(--celeste); }

/* ---------- Pie ---------- */
.pie { background: #070A20; color: rgba(238, 241, 255, 0.7); }

.pie-interno {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding-block: 26px;
  font-size: 0.92rem;
}

.pie-nota { color: rgba(238, 241, 255, 0.45); }

/* ---------- Modal de administración ---------- */
.fondo-modal[hidden] { display: none; }

.fondo-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(7, 10, 32, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal {
  position: relative;
  background: var(--blanco);
  border-radius: 18px;
  width: min(440px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  padding: 34px 30px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
  animation: entradaModal 0.3s ease;
}

@keyframes entradaModal {
  from { opacity: 0; transform: translateY(24px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal h3 {
  font-family: var(--fuente-display);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 1.45rem;
}

.modal-subtitulo { color: var(--texto-suave); font-size: 0.95rem; margin: 6px 0 20px; }

.cerrar-modal {
  position: absolute;
  top: 14px; right: 16px;
  background: none;
  border: 0;
  font-size: 1.7rem;
  line-height: 1;
  color: var(--texto-suave);
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
}

.cerrar-modal:hover { color: var(--rojo); transform: rotate(90deg); }

.formulario { display: flex; flex-direction: column; gap: 8px; }

.formulario label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--texto-suave);
  margin-top: 8px;
}

.formulario input {
  font-family: var(--fuente-cuerpo);
  font-size: 1rem;
  padding: 11px 14px;
  border: 2px solid rgba(20, 23, 59, 0.18);
  border-radius: 10px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.formulario input:focus {
  outline: none;
  border-color: var(--azul);
  box-shadow: 0 0 0 4px rgba(46, 49, 146, 0.15);
}

.acciones-modal { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.acciones-modal .boton { flex: 1; padding-inline: 14px; font-size: 0.95rem; }

.mensaje-error { color: var(--rojo); font-size: 0.9rem; margin-top: 8px; }
.mensaje-exito { color: #1B7F3B; font-size: 0.9rem; margin-top: 12px; font-weight: 600; }

.boton-salir {
  margin-top: 16px;
  background: none;
  border: 0;
  font-family: var(--fuente-cuerpo);
  font-size: 0.88rem;
  color: var(--texto-suave);
  text-decoration: underline;
  cursor: pointer;
}

.boton-salir:hover { color: var(--rojo); }

.formulario .boton { margin-top: 16px; }

/* ---------- Accesibilidad y responsive ---------- */
:focus-visible { outline: 3px solid var(--azul-claro); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .aparecer, .revelar { opacity: 1 !important; transform: none !important; animation: none !important; transition: none !important; }
  .pulso, .tarjeta-precio.actualizada .precio-valor { animation: none !important; }
  * { transition-duration: 0.01ms !important; }
}

@media (max-width: 820px) {
  .contacto-interno { grid-template-columns: 1fr; gap: 34px; }
  .seccion { padding-block: 72px; }
}

@media (max-width: 720px) {
  .boton-hamburguesa { display: flex; }

  .menu {
    position: fixed;
    top: 66px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(11, 15, 46, 0.98);
    padding: 10px 6vw 22px;
    transform: translateY(-130%);
    transition: transform 0.3s ease;
  }

  .menu.abierto { transform: translateY(0); box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4); }

  .enlace-menu { padding-block: 14px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
  .boton-menu { margin-top: 16px; }

  .hero-botones .boton { width: 100%; }
}