/* ============================================================
   TRANSPORTE SOLTERMANN — styles.css
   Estilo: Industrial refinado | Rojo, blanco y gris oscuro
   Fuentes: Bebas Neue (display) + Barlow (cuerpo)
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Barlow:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300&display=swap');

/* ── Variables ────────────────────────────────────────────── */
:root {
  --rojo:         #C8102E;
  --rojo-oscuro:  #9B0D23;
  --rojo-claro:   #E8304A;
  --blanco:       #FFFFFF;
  --gris-100:     #F5F5F5;
  --gris-200:     #E8E8E8;
  --gris-400:     #9E9E9E;
  --gris-700:     #3D3D3D;
  --gris-900:     #1A1A1A;
  --negro:        #0D0D0D;

  --fuente-display: 'Bebas Neue', cursive;
  --fuente-cuerpo:  'Barlow', sans-serif;

  --radio:        4px;
  --sombra:       0 4px 24px rgba(0,0,0,0.12);
  --sombra-hover: 0 8px 40px rgba(0,0,0,0.20);
  --transicion:   0.3s ease;

  --ancho-max:    1200px;
  --padding-sec:  96px 24px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--fuente-cuerpo);
  color: var(--gris-700);
  background: var(--blanco);
  line-height: 1.65;
  overflow-x: hidden;
}

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

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

/* ── Utilidades ───────────────────────────────────────────── */
.container {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-block;
  font-family: var(--fuente-cuerpo);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 12px;
}

h2.section-title {
  font-family: var(--fuente-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: 0.02em;
  color: var(--gris-900);
  line-height: 1.05;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gris-400);
  max-width: 560px;
  margin-bottom: 56px;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--fuente-cuerpo);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  border-radius: var(--radio);
  transition: background var(--transicion), transform var(--transicion), box-shadow var(--transicion);
}

.btn-primary {
  background: var(--rojo);
  color: var(--blanco);
  box-shadow: 0 4px 20px rgba(200,16,46,0.35);
}
.btn-primary:hover {
  background: var(--rojo-oscuro);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200,16,46,0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--blanco);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-secondary:hover {
  border-color: var(--blanco);
  background: rgba(255,255,255,0.08);
}

.btn-outline {
  background: transparent;
  color: var(--rojo);
  border: 2px solid var(--rojo);
}
.btn-outline:hover {
  background: var(--rojo);
  color: var(--blanco);
}

/* ── NAVBAR ───────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transicion);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
}

/* Logo */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.navbar-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.logo-fallback {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon-svg {
  width: 38px;
  height: 38px;
}

.logo-text {
  font-family: var(--fuente-display);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  color: var(--blanco);
  line-height: 1;
}

.logo-text span {
  display: block;
  font-family: var(--fuente-cuerpo);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rojo-claro);
}

/* Menú */
.navbar-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: block;
  padding: 8px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  border-radius: var(--radio);
  transition: color var(--transicion), background var(--transicion);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 12px; right: 12px;
  height: 2px;
  background: var(--rojo);
  transform: scaleX(0);
  transition: transform var(--transicion);
  border-radius: 2px;
}

.nav-link:hover,
.nav-link.activo {
  color: var(--blanco);
}

.nav-link:hover::after,
.nav-link.activo::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: 12px;
  background: var(--rojo) !important;
  color: var(--blanco) !important;
  padding: 8px 20px !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--rojo-oscuro) !important; }


.hamburger {
  display: none;
  flex-direction: column;
  width: 32px;
  height: 28px;
  justify-content: space-between;
  cursor: pointer;
  background: none;
  border: none;
}

.hamburger span {
  width: 100%;
  height: 3px;
  background: var(--blanco);
  border-radius: 10px;
  transition: 0.3s ease;
}

/* Animación a “X” */
.hamburger.activo span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.hamburger.activo span:nth-child(2) {
  opacity: 0;
}

.hamburger.activo span:nth-child(3) {
  transform: translateY(-15px) rotate(-45deg);
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: var(--negro);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 68px;
}

/* Textura de fondo */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 70% 50%, rgba(200,16,46,0.12) 0%, transparent 70%),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 40px,
      rgba(255,255,255,0.015) 40px,
      rgba(255,255,255,0.015) 42px
    );
  pointer-events: none;
}

/* Línea decorativa vertical */
.hero::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(200,16,46,0.4) 30%, rgba(200,16,46,0.4) 70%, transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 80px 60px 80px 48px;
  animation: fadeUp 0.9s ease both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(200,16,46,0.15);
  border: 1px solid rgba(200,16,46,0.3);
  color: var(--rojo-claro);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--rojo-claro);
  box-shadow: 0 0 8px var(--rojo-claro);
  animation: pulso 2s ease infinite;
}

.hero-logo {
  height: 80px;
  width: auto;
  margin-bottom: 28px;
  filter: brightness(0) invert(1);
}

.hero h1 {
  font-family: var(--fuente-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  letter-spacing: 0.03em;
  color: var(--blanco);
  line-height: 0.95;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--rojo);
}

.hero-descripcion {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.6);
  font-weight: 300;
  margin-bottom: 40px;
  max-width: 400px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-bottom: 44px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--fuente-display);
  font-size: 2.4rem;
  color: var(--blanco);
  letter-spacing: 0.02em;
  line-height: 1;
}

.stat-num span { color: var(--rojo); }

.stat-desc {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-top: 4px;
}

.hero-acciones {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-imagen {
  position: relative;
  z-index: 1;
  height: 100vh;
  overflow: hidden;
  animation: fadeIn 1.1s ease 0.2s both;
}

.hero-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.7) contrast(1.05);
}

/* Overlay degradado sobre la imagen del hero */
.hero-imagen::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--negro) 0%, transparent 40%);
}

/* Scroll indicator */
.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.35);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-hint::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.35), transparent);
  animation: scrollLine 1.8s ease infinite;
}

/* ── HISTORIA ─────────────────────────────────────────────── */
.historia {
  padding: var(--padding-sec);
  background: var(--blanco);
}

.historia-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.historia-imagen-wrap {
  position: relative;
}

.historia-imagen-wrap img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: 2px;
}

/* Cuadro decorativo detrás de la imagen */
.historia-imagen-wrap::before {
  content: '';
  position: absolute;
  top: -16px;
  left: -16px;
  right: 16px;
  bottom: 16px;
  border: 3px solid var(--rojo);
  border-radius: 2px;
  opacity: 0.25;
  z-index: -1;
}

.historia-anio {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--rojo);
  color: var(--blanco);
  font-family: var(--fuente-display);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  padding: 14px 22px;
  border-radius: 2px;
}

.historia-texto p {
  font-size: 1rem;
  color: var(--gris-700);
  line-height: 1.8;
  margin-bottom: 20px;
}

.historia-texto p:last-child { margin-bottom: 0; }

.historia-hitos {
  display: flex;
  gap: 32px;
  margin-top: 36px;
  padding-top: 36px;
  border-top: 1px solid var(--gris-200);
}

.hito {
  display: flex;
  flex-direction: column;
}

.hito-num {
  font-family: var(--fuente-display);
  font-size: 2rem;
  color: var(--rojo);
  letter-spacing: 0.02em;
  line-height: 1;
}

.hito-desc {
  font-size: 0.75rem;
  color: var(--gris-400);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 4px;
}

/* ── QUIÉNES SOMOS ────────────────────────────────────────── */
.quienes {
  padding: var(--padding-sec);
  background: var(--gris-900);
  position: relative;
  overflow: hidden;
}

.quienes::before {
  content: 'SOLTERMANN';
  position: absolute;
  bottom: -40px;
  right: -20px;
  font-family: var(--fuente-display);
  font-size: 14rem;
  color: rgba(255,255,255,0.025);
  letter-spacing: 0.05em;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.quienes .section-title,
.quienes .section-subtitle { color: var(--blanco); }
.quienes .section-subtitle { color: rgba(255,255,255,0.45); }
.quienes .section-label { color: var(--rojo-claro); }

.quienes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.06);
}

.quienes-card {
  background: var(--gris-900);
  padding: 48px 36px;
  position: relative;
  transition: background var(--transicion);
  overflow: hidden;
}

.quienes-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--rojo);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transicion);
}

.quienes-card:hover::before { transform: scaleX(1); }
.quienes-card:hover { background: rgba(255,255,255,0.04); }

.card-numero {
  font-family: var(--fuente-display);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--rojo);
  margin-bottom: 24px;
}

.card-icono {
  font-size: 2.2rem;
  margin-bottom: 20px;
  display: block;
  filter: grayscale(0.3);
}

.quienes-card h3 {
  font-family: var(--fuente-display);
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  color: var(--blanco);
  margin-bottom: 12px;
  line-height: 1.1;
}

.quienes-card p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}

/* ── FLOTA ────────────────────────────────────────────────── */
.flota {
  padding: var(--padding-sec);
  background: var(--gris-100);
}

.flota-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.flota-item {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  background: var(--blanco);
  box-shadow: var(--sombra);
  transition: transform var(--transicion), box-shadow var(--transicion);
}

.flota-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-hover);
}

.flota-item-imagen {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.flota-item-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.flota-item:hover .flota-item-imagen img {
  transform: scale(1.04);
}

.flota-item-imagen::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,13,13,0.6) 0%, transparent 60%);
}

.flota-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--rojo);
  color: var(--blanco);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 100px;
  z-index: 1;
}

.flota-info {
  padding: 28px 32px;
}

.flota-info h3 {
  font-family: var(--fuente-display);
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  color: var(--gris-900);
  margin-bottom: 8px;
}

.flota-info p {
  font-size: 0.9rem;
  color: var(--gris-400);
  line-height: 1.6;
  margin-bottom: 16px;
}

.flota-specs {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.spec {
  display: flex;
  flex-direction: column;
}

.spec-val {
  font-family: var(--fuente-display);
  font-size: 1.2rem;
  color: var(--rojo);
  letter-spacing: 0.03em;
  line-height: 1;
}

.spec-key {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris-400);
  margin-top: 2px;
}

/* ── EQUIPAMIENTO ─────────────────────────────────────────── */
.equipamiento {
  padding: var(--padding-sec);
  background: var(--blanco);
}

.equipamiento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid var(--gris-200);
  background: var(--gris-200);
}

.equip-item {
  background: var(--blanco);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background var(--transicion);
  position: relative;
  overflow: hidden;
}

.equip-item::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 0;
  background: var(--rojo);
  transition: height var(--transicion);
}

.equip-item:hover::after { height: 100%; }
.equip-item:hover { background: var(--gris-100); }

.equip-icon {
  font-size: 2rem;
  line-height: 1;
}

.equip-item h3 {
  font-family: var(--fuente-display);
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  color: var(--gris-900);
  line-height: 1.1;
}

.equip-item p {
  font-size: 0.88rem;
  color: var(--gris-400);
  line-height: 1.65;
}

/* ── UBICACIÓN ────────────────────────────────────────────── */
.ubicacion {
  padding: var(--padding-sec);
  background: var(--gris-900);
}

.ubicacion .section-title { color: var(--blanco); }
.ubicacion .section-subtitle { color: rgba(255,255,255,0.45); }
.ubicacion .section-label { color: var(--rojo-claro); }

.ubicacion-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}

.ubicacion-cards {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ubicacion-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 28px 30px;
  transition: background var(--transicion), border-color var(--transicion);
  cursor: default;
}

.ubicacion-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(200,16,46,0.4);
}

.ubicacion-card.principal {
  border-color: rgba(200,16,46,0.35);
  background: rgba(200,16,46,0.07);
}

.ubicacion-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.ubicacion-card-header h3 {
  font-family: var(--fuente-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--blanco);
}

.tag-principal {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rojo);
  background: rgba(200,16,46,0.15);
  padding: 3px 9px;
  border-radius: 100px;
}

.ubicacion-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.ubicacion-card p + p { margin-top: 4px; }

/* Mapa placeholder */
.mapa-placeholder {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  height: 100%;
  min-height: 380px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mapa-placeholder iframe,
.mapa-placeholder img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: none;
}

.mapa-placeholder-texto {
  position: absolute;
  text-align: center;
  color: rgba(255,255,255,0.4);
}

.mapa-placeholder-texto svg {
  margin: 0 auto 12px;
  display: block;
  opacity: 0.4;
}

.mapa-placeholder-texto p {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── ZONAS ────────────────────────────────────────────────── */
.zonas {
  padding: var(--padding-sec);
  background: var(--blanco);
}

.zonas-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.zonas-lista {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.zona-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--gris-100);
  border-left: 3px solid transparent;
  transition: border-color var(--transicion), background var(--transicion);
  font-size: 0.95rem;
  color: var(--gris-700);
  font-weight: 500;
}

.zona-item:hover {
  border-left-color: var(--rojo);
  background: var(--gris-200);
}

.zona-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--rojo);
  color: var(--blanco);
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 700;
}

.zonas-info-box {
  background: var(--gris-900);
  color: var(--blanco);
  padding: 48px;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}

.zonas-info-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--rojo);
}

.zonas-info-box h3 {
  font-family: var(--fuente-display);
  font-size: 1.9rem;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
  line-height: 1.1;
}

.zonas-info-box p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.75;
  margin-bottom: 16px;
}

.zonas-info-box p:last-of-type { margin-bottom: 32px; }

.zonas-info-box strong {
  color: var(--blanco);
  font-weight: 700;
}

/* ── FORMULARIO ───────────────────────────────────────────── */
.contacto {
  padding: var(--padding-sec);
  background: var(--gris-100);
}

.contacto-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
}

.contacto-intro p {
  font-size: 0.92rem;
  color: var(--gris-400);
  line-height: 1.75;
  margin-bottom: 32px;
}

.contacto-dato {
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
}

.contacto-dato span:first-child {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 4px;
}

.contacto-dato span:last-child {
  font-size: 0.9rem;
  color: var(--gris-700);
}

/* Formulario */
.form-cotizacion {
  background: var(--blanco);
  padding: 48px;
  border-radius: 5px;
  box-shadow: var(--sombra);
}

.form-seccion {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--gris-200);
}

.form-seccion:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.form-seccion-titulo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fuente-display);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  color: var(--gris-900);
  margin-bottom: 24px;
}

.form-seccion-titulo::before {
  content: '';
  display: block;
  width: 4px;
  height: 20px;
  background: var(--rojo);
  border-radius: 2px;
  flex-shrink: 0;
}

.form-fila {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-fila-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.form-grupo {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-grupo:last-child { margin-bottom: 0; }

textarea#mensaje {
  resize: none;            
  height: 110px;           
  font-family: var(--fuente-cuerpo);
  padding: 12px;
}

label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gris-700);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--fuente-cuerpo);
  font-size: 0.92rem;
  color: var(--gris-900);
  background: var(--gris-100);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio);
  outline: none;
  transition: border-color var(--transicion), background var(--transicion), box-shadow var(--transicion);
  appearance: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--rojo);
  background: var(--blanco);
  box-shadow: 0 0 0 3px rgba(200,16,46,0.1);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239E9E9E' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

textarea { resize: vertical; min-height: 90px; }

/* Radio buttons */
.radio-grupo {
  display: flex;
  gap: 0;
  border: 1px solid var(--gris-200);
  border-radius: var(--radio);
  overflow: hidden;
}

.radio-grupo label {
  flex: 1;
  text-align: center;
  padding: 12px 8px;
  font-size: 0.78rem;
  cursor: pointer;
  background: var(--gris-100);
  color: var(--gris-700);
  transition: background var(--transicion), color var(--transicion);
  text-transform: none;
  letter-spacing: 0.03em;
  font-weight: 600;
  border-right: 1px solid var(--gris-200);
}

.radio-grupo label:last-child { border-right: none; }

.radio-grupo input[type="radio"] { display: none; }

.radio-grupo input[type="radio"]:checked + span {
  background: var(--rojo);
  color: var(--blanco);
}

.radio-opcion {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 8px;
  background: var(--gris-100);
  flex: 1;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gris-700);
  transition: background var(--transicion), color var(--transicion);
  border-right: 1px solid var(--gris-200);
  text-align: center;
}

.radio-opcion:last-child { border-right: none; }

.radio-opcion input { display: none; }

.radio-opcion.seleccionado,
.radio-opcion:has(input:checked) {
  background: var(--rojo);
  color: var(--blanco);
}

/* Acciones del form */
.form-acciones {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-top: 36px;
  flex-wrap: wrap;
}

.btn-enviar {
  background: var(--rojo);
  color: var(--blanco);
  padding: 15px 40px;
  font-size: 0.85rem;
  flex: 1;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(200,16,46,0.3);
}
.btn-enviar:hover {
  background: var(--rojo-oscuro);
  transform: translateY(-2px);
}

.btn-limpiar {
  background: transparent;
  color: var(--gris-400);
  border: 1px solid var(--gris-200);
  padding: 15px 24px;
}
.btn-limpiar:hover {
  border-color: var(--gris-400);
  color: var(--gris-700);
}

.form-nota {
  font-size: 0.72rem;
  color: var(--gris-400);
  margin-top: 12px;
  width: 100%;
}

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: var(--negro);
  padding: 72px 24px 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  max-width: var(--ancho-max);
  margin: 0 auto 64px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 280px;
}

.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-wrap img {
  height: 36px;
  filter: brightness(0) invert(1);
}

.footer-logo-text {
  font-family: var(--fuente-display);
  font-size: 1.2rem;
  letter-spacing: 0.06em;
  color: var(--blanco);
}

.footer h4 {
  font-family: var(--fuente-display);
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--blanco);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transicion);
}

.footer-links a:hover { color: var(--rojo-claro); }

.footer-contacto p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 8px;
  line-height: 1.5;
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  transition: background var(--transicion), color var(--transicion), border-color var(--transicion);
}

.social-btn:hover {
  background: var(--rojo);
  border-color: var(--rojo);
  color: var(--blanco);
}

.footer-bottom {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
}

/* Botón flotante WhatsApp */
.whatsapp-fab {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: transform var(--transicion), box-shadow var(--transicion);
  animation: fadeIn 1s ease 1s both;
}

.whatsapp-fab:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5);
}

/* ── ANIMACIONES ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulso {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--rojo-claro); }
  50%       { opacity: 0.6; box-shadow: 0 0 4px var(--rojo-claro); }
}

@keyframes scrollLine {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: top; }
}

/* Reveal al hacer scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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



.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .quienes-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid  { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 860px) {
  :root { --padding-sec: 72px 20px; }

  /* Hero */
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero::after { display: none; }
  .hero-content { padding: 80px 24px 48px; }
  .hero-imagen { height: 50vw; min-height: 280px; }
  .hero-imagen::after {
    background: linear-gradient(to bottom, var(--negro) 0%, transparent 50%);
  }
  .scroll-hint { display: none; }
  .hero-stats { gap: 24px; }

  /* Historia */
  .historia-inner { grid-template-columns: 1fr; gap: 48px; }
  .historia-imagen-wrap::before { display: none; }

  /* Flota */
  .flota-grid { grid-template-columns: 1fr; }

  /* Equipamiento */
  .equipamiento-grid { grid-template-columns: repeat(2, 1fr); }

  /* Ubicación */
  .ubicacion-layout { grid-template-columns: 1fr; }
  .mapa-placeholder { min-height: 240px; }

  /* Zonas */
  .zonas-layout { grid-template-columns: 1fr; gap: 40px; }

  /* Contacto */
  .contacto-layout { grid-template-columns: 1fr; gap: 40px; }
  .form-cotizacion { padding: 32px 24px; }
  .form-fila, .form-fila-3 { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 640px) {
  /* Nav */
    .navbar-menu {
    position: fixed;
    top: 0;
    right: -260px; /* oculto fuera de pantalla */
    width: 260px;
    height: 100vh;
    background: rgba(20,20,20,0.97);
    display: flex;
    flex-direction: column;
    padding: 80px 20px 20px;
    gap: 12px;
    border-left: 1px solid rgba(255,255,255,0.1);
    transition: right 0.35s ease;   /* <--- ANIMACIÓN REAL */
    z-index: 900;
  }
  .navbar-menu.abierto { right: 0; }
  .nav-link { padding: 12px 16px; font-size: 0.9rem; }
  .nav-link::after { display: none; }
  .hamburger { display: flex; position: relative; z-index: 1001; }

  /* Quienes */
  .quienes-grid { grid-template-columns: 1fr; gap: 2px; }

  /* Equipamiento */
  .equipamiento-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; }

  /* WhatsApp FAB */
  .whatsapp-fab { bottom: 20px; right: 20px; width: 50px; height: 50px; font-size: 1.3rem; }
}



.footer-social {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 42px;
  height: 42px;
  background: #d40000;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: 0.2s;
}

.social-btn:hover {
  background: #b10000;
  transform: translateY(-3px);
}



/* Fondo oscuro en toda la pantalla */
.menu-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  z-index: 900;
  opacity: 0;
  transition: opacity .35s ease;
}

.menu-overlay.visible {
  display: block;
  opacity: 1;
}

.no-scroll {
  overflow: hidden;
}

.error-msj {
    color: #dc2626; /* Rojo de advertencia suave */
    font-size: 13px;
    margin-top: 5px;
    display: block;
    font-weight: 500;
    min-height: 18px; /* Evita que el formulario salte bruscamente al aparecer el texto */
}

/* Opcional: poner el borde del input en rojo cuando esté mal */
input.input-error, select.input-error, textarea.input-error {
    border-color: #dc2626 !important;
    background-color: #fef2f2 !important;
}

.icono {
    font-size: 48px;
    color: #B3081F; /* rojo corporativo */
    display: block;
    margin-bottom: 15px;
}
.quienes-card:hover .icono {
    color: #FF1E38; /* un rojo un poco más brillante */
}