/* ============================================================
   SLS — Soluciones Logísticas Sur
   Paleta extraída del logo nuevo:
     --azul-marino:   #0d1f4e  (azul oscuro base, letras SLS)
     --azul-electrico: #1d7dd4 (azul vivo, tipografía logo)
     --azul-claro:    #4da3e8  (tono claro para hovers)
     --gris-claro:    #f4f5f7
     --texto-muted:   #8fa3bc
   ============================================================ */

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

:root {
  --azul-marino:    #0d1f4e;
  --azul-electrico: #1d7dd4;
  --azul-claro:     #4da3e8;
  --azul-hover:     #155fa8;
  --gris-claro:     #f4f5f7;
  --gris-borde:     #dde3ea;
  --texto-oscuro:   #0d1f4e;
  --texto-medio:    #4a5a6a;
  --texto-muted:    #8fa3bc;
  --texto-claro:    #ffffff;
  --verde-ws:       #1f8a4c;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  color: var(--texto-oscuro);
  line-height: 1.6;
}

/* ===================== HEADER ===================== */

.header {
  background: #f8f9fa
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.18);
}

.header-inner {
  max-width: 1800px;
  margin: 0 auto;
  padding: 14px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

@media screen and (min-width: 971px) {
.header-inner {
	display: grid;
	grid-template-columns: 270px 1fr 230px;
  grid-template-areas: 'logo menu cta';
}
a.logo-link {
	grid-area: logo;
}
nav.nav-desktop {
	grid-area: menu;
  justify-content: flex-end;
}
a.btn-cta {
	grid-area: cta;
  text-align: center;
  margin-left: 50px;
}
}

.logo-link { display: flex; align-items: center; flex-shrink: 0; }

@media screen and (min-width: 971px) {
.logo-img {
  height: 62px;
  width: auto;
  margin: -7px 0;
}
}

@media screen and (max-width: 971px) {
.logo-img {
  height: 50px;
  width: auto;
}
}

.nav-desktop { display: flex; gap: 32px; }
.nav-desktop a {
  color: var(--texto-medio);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-desktop a:hover { color: var(--texto-oscuro); }

.btn-cta {
  background: var(--azul-electrico);
  color: #ffffff;
  padding: 10px 22px;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s;
}
.btn-cta:hover { background: var(--azul-hover); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--texto-oscuro) ;
  border-radius: 2px;
  transition: 0.2s;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  background: #0a1840;
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}
.nav-mobile.open { max-height: 360px; padding: 12px 24px 20px; }
.nav-mobile a {
  color: var(--texto-muted);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.nav-mobile .btn-cta { margin-top: 14px; text-align: center; display: block; }

/* ===================== HERO ===================== */

.hero {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
  /*
    IMAGEN DE FONDO: reemplazar los dos gradientes de abajo por:
    background:
      linear-gradient(105deg, rgba(13,31,78,0.96) 0%, rgba(13,31,78,0.82) 50%, rgba(13,31,78,0.45) 100%),
      url('../assets/foto-hero.jpg') center/cover no-repeat;
    Foto recomendada: depósito grande con racks, tonos fríos/azules.
    Buscar en Unsplash/Pexels: "warehouse logistics aerial view"
  */
  background:
    linear-gradient(105deg, rgba(13,31,78,0.98) 0%, rgba(13,31,78,0.90) 45%, rgba(29,125,212,0.30) 100%),
    linear-gradient(160deg, #1a3a6e 0%, #0d1f4e 60%, #1d4a8a 100%);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0px,
    transparent 78px,
    rgba(255,255,255,0.02) 78px,
    rgba(255,255,255,0.02) 80px
  );
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding: 80px 40px 80px 80px;
}

.eyebrow {
  display: block;
  color: var(--azul-claro);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero h1 {
  color: #ffffff;
  font-size: 42px;
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.subtitle {
  color: var(--texto-muted);
  font-size: 17px;
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 500px;
}

.cta-group {
  display: flex;
  gap: 14px;
  margin-bottom: 56px;
}

.btn-primary {
  background: var(--azul-electrico);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 5px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s;
}
.btn-primary:hover { background: var(--azul-hover); }

.btn-secondary {
  background: transparent;
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 5px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1.5px solid rgba(255,255,255,0.28);
  display: inline-block;
  transition: border-color 0.2s;
}
.btn-secondary:hover { border-color: rgba(255,255,255,0.6); }

.stats-row {
  display: flex;
  gap: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.12);
}

.stat-value {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 5px;
}

.stat-label {
  display: block;
  font-size: 12.5px;
  color: var(--texto-muted);
  letter-spacing: 0.3px;
}

/* ===================== LAYOUT SECTIONS ===================== */

.section-light  { background: var(--gris-claro); padding: 88px 40px; }
.section-dark   { background: var(--azul-marino); padding: 80px 40px; }
.section-white  { background: #ffffff; padding: 88px 40px; }

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.section-header-dark {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 52px;
}

.eyebrow-dark {
  display: block;
  color: var(--azul-electrico);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.eyebrow-light {
  display: block;
  color: var(--azul-claro);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.eyebrow-accent {
  display: block;
  color: var(--azul-electrico);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-header h2,
.section-header-dark h2 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 12px;
}

.section-dark .section-header-dark h2 { color: #ffffff; }
.section-dark .section-header-dark p  { color: var(--texto-muted); font-size: 15.5px; }

.section-header h2 { color: var(--texto-oscuro); }
.section-header p  { color: var(--texto-medio); font-size: 15.5px; }

/* ===================== SERVICIOS ===================== */

.servicios-grid {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.servicio-card {
  background: #ffffff;
  border-radius: 8px;
  padding: 30px 24px;
  border: 1px solid var(--gris-borde);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.servicio-card:hover {
  border-color: var(--azul-electrico);
  box-shadow: 0 4px 20px rgba(29,125,212,0.1);
}

.servicio-icon {
  width: 46px;
  height: 46px;
  background: #e8f2fb;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--azul-electrico);
}
.servicio-icon svg { width: 22px; height: 22px; }

.servicio-card h3 {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--texto-oscuro);
  margin-bottom: 10px;
  line-height: 1.3;
}

.servicio-card p {
  font-size: 14px;
  color: var(--texto-medio);
  line-height: 1.65;
}

/* ===================== FLOTA ===================== */

.flota-grid {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.flota-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 28px 22px;
  transition: background 0.2s;
}
.flota-card:hover { background: rgba(255,255,255,0.08); }

.flota-icon {
  width: 44px;
  height: 44px;
  background: rgba(29,125,212,0.18);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--azul-claro);
}
.flota-icon svg { width: 22px; height: 22px; }

.flota-card h4 {
  color: #ffffff;
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 8px;
}

.flota-card p {
  color: var(--texto-muted);
  font-size: 13.5px;
  line-height: 1.6;
}

/* ===================== NOSOTROS ===================== */

.nosotros-texto {
  max-width: 680px;
  margin: 0 auto 72px;
  text-align: center;
  font-size: 16px;
  color: var(--texto-medio);
  line-height: 1.8;
}

.timeline {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 11px;
  left: calc(100% / 6);
  right: calc(100% / 6);
  height: 2px;
  background: var(--gris-borde);
}

.timeline-item {
  position: relative;
  padding-top: 36px;
  text-align: center;
  padding-left: 20px;
  padding-right: 20px;
}

.timeline-dot {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--azul-electrico);
  border: 4px solid #ffffff;
  box-sizing: content-box;
  z-index: 2;
}

.timeline-year {
  color: var(--azul-electrico);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-item h4 {
  color: var(--texto-oscuro);
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-item p {
  color: var(--texto-medio);
  font-size: 14px;
  line-height: 1.6;
}

/* ===================== WIZARD ===================== */

.wizard-card {
  max-width: 720px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 10px;
  border: 1px solid var(--gris-borde);
  overflow: hidden;
}

.wizard-progress-wrap { padding: 28px 40px 0; }

.wizard-progress {
  display: flex;
  align-items: center;
}

.wizard-step-dot {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: #e3e7ea;
  color: #8a96a0;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.wizard-step-dot.active { background: var(--azul-electrico); color: #fff; }
.wizard-step-dot.done   { background: var(--azul-marino); color: #fff; }

.wizard-step-line { flex: 1; height: 2px; background: #e3e7ea; margin: 0 8px; }
.wizard-step-line.done { background: var(--azul-marino); }

.wizard-step-label {
  text-align: center;
  font-size: 12px;
  color: #8a96a0;
  margin-top: 8px;
  padding-bottom: 4px;
}

.wizard-body { padding: 32px 40px 40px; }

.wizard-step-panel { display: none; }
.wizard-step-panel.active { display: block; }

.wizard-step-title {
  color: var(--texto-oscuro);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 6px;
}

.wizard-step-sub {
  color: var(--texto-medio);
  font-size: 14px;
  margin-bottom: 26px;
}

/* Selección de servicios (paso 1) */
.servicio-select-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.servicio-select-card {
  border: 1.5px solid var(--gris-borde);
  border-radius: 8px;
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  user-select: none;
}
.servicio-select-card:hover { border-color: var(--azul-claro); }
.servicio-select-card.selected { border-color: var(--azul-electrico); background: #e8f2fb; }

.servicio-select-check {
  width: 20px; height: 20px;
  border-radius: 4px;
  border: 1.5px solid #c2cdd6;
  flex-shrink: 0;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, border-color 0.15s;
}
.servicio-select-card.selected .servicio-select-check {
  background: var(--azul-electrico);
  border-color: var(--azul-electrico);
}
.servicio-select-check svg { width: 12px; height: 12px; display: none; }
.servicio-select-card.selected .servicio-select-check svg { display: block; }

.servicio-select-card h4 {
  color: var(--texto-oscuro);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 3px;
}
.servicio-select-card p {
  color: #8a96a0;
  font-size: 12.5px;
  line-height: 1.4;
}

/* Campos de formulario */
.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  color: var(--texto-oscuro);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--gris-borde);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  color: var(--texto-oscuro);
  background: #fff;
  transition: border-color 0.15s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--azul-electrico);
}

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

/* Bloque de campos por servicio (paso 2) */
.service-block {
  border-left: 3px solid var(--azul-electrico);
  padding-left: 18px;
  margin-bottom: 28px;
}
.service-block-title {
  color: var(--azul-electrico);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

/* Resumen paso 3 */
.resumen-box {
  background: var(--gris-claro);
  border-radius: 8px;
  padding: 16px 18px;
  margin-bottom: 22px;
}
.resumen-box-title {
  font-size: 12px;
  font-weight: 700;
  color: #8a96a0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}
.resumen-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.resumen-tag {
  background: #fff;
  border: 1px solid var(--gris-borde);
  color: var(--texto-oscuro);
  font-size: 12.5px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 14px;
}

/* Navegación del wizard */
.wizard-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid #eef0f2;
}

.btn-wizard-back {
  background: transparent;
  border: none;
  color: #8a96a0;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 10px 4px;
}
.btn-wizard-back:hover { color: var(--texto-oscuro); }

.btn-wizard-next {
  background: var(--azul-electrico);
  color: #ffffff;
  border: none;
  padding: 12px 28px;
  border-radius: 6px;
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-wizard-next:hover:not(:disabled) { background: var(--azul-hover); }
.btn-wizard-next:disabled { background: #c8d4de; color: #8a96a0; cursor: not-allowed; }

/* Confirmación (paso 4) */
.success-panel { text-align: center; padding: 36px 0; }
.success-icon {
  width: 64px; height: 64px;
  background: #e8f2fb;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.success-icon svg { width: 30px; height: 30px; }
.success-panel h3 {
  color: var(--texto-oscuro);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}
.success-panel p {
  color: var(--texto-medio);
  font-size: 15px;
  max-width: 380px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Mensajes de error / éxito del formulario */
.form-msg {
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
}
.form-msg.ok    { background: #e8f2fb; color: var(--azul-marino); }
.form-msg.error { background: #fce8e8; color: #8b1a1a; }

/* Formulario alternativo simple */
.alt-form-trigger {
  text-align: center;
  margin-top: 24px;
}
.alt-form-trigger button {
  background: none;
  border: none;
  color: var(--texto-medio);
  font-size: 14px;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: #c2cdd6;
}
.alt-form-trigger button:hover { color: var(--azul-electrico); }

.alt-form-panel {
  max-width: 720px;
  margin: 20px auto 0;
  background: #ffffff;
  border: 1px solid var(--gris-borde);
  border-radius: 10px;
  padding: 32px 40px;
  display: none;
}
.alt-form-panel.open { display: block; }

.alt-form-title {
  color: var(--texto-oscuro);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}
.alt-form-sub {
  color: var(--texto-medio);
  font-size: 13.5px;
  margin-bottom: 20px;
}
.alt-form-panel .btn-wizard-next {
  width: 100%;
  margin-top: 6px;
}

/* ===================== FOOTER ===================== */

.footer {
  background: var(--azul-marino);
  padding: 60px 40px 24px;
}

.footer-grid {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  height: 70px;
  width: auto;
  background: #ffffff;
  border-radius: 4px;
  padding: 3px 8px;
  display: block;
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--texto-muted);
  font-size: 13.5px;
  line-height: 1.7;
  max-width: 260px;
}

.footer-col h5 {
  color: #ffffff;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: var(--texto-muted);
  font-size: 13.5px;
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-col a:hover { color: #ffffff; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--texto-muted);
}
.footer-contact-item svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--texto-muted);
}
.footer-contact-item span { font-size: 13.5px; line-height: 1.5; }

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--verde-ws);
  color: #ffffff;
  padding: 9px 16px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  margin-top: 8px;
  transition: background 0.2s;
}
.btn-whatsapp:hover { background: #17703e; }
.btn-whatsapp svg { width: 15px; height: 15px; }

.footer-bottom {
  max-width: 1160px;
  margin: 0 auto;
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p { color: #4a5d74; font-size: 13px; }
.footer-bottom-links { display: flex; gap: 22px; }
.footer-bottom-links a { color: #4a5d74; font-size: 13px; text-decoration: none; }
.footer-bottom-links a:hover { color: var(--texto-muted); }

/* ===================== RESPONSIVE ===================== */

@media (max-width: 900px) {

  .header-inner { padding: 14px 20px; }
  .nav-desktop { display: none; }
  .btn-cta.desktop { display: none; }
  /* Ocultar el btn-cta del header en mobile (aparece en el menú) */
  .header-inner > .btn-cta { display: none; }
  .menu-toggle { display: flex; }
  .nav-mobile { display: flex; }

  .hero-inner { padding: 56px 24px; max-width: 100%; }
  .hero h1 { font-size: 28px; }
  .subtitle { font-size: 15.5px; }
  .cta-group { flex-direction: column; }
  .cta-group a { text-align: center; }
  .stats-row { gap: 0; justify-content: space-between; }
  .stat-value { font-size: 20px; }
  .stat-label { font-size: 11px; }

  .section-light,
  .section-dark,
  .section-white { padding: 56px 20px; }

  .servicios-grid { grid-template-columns: 1fr; gap: 14px; }
  .flota-grid { grid-template-columns: 1fr; gap: 16px; }

  .timeline { grid-template-columns: 1fr; gap: 28px; }
  .timeline::before { display: none; }
  .timeline-item { padding-left: 0; padding-right: 0; }

  .wizard-progress-wrap { padding: 20px 20px 0; }
  .wizard-body { padding: 24px 20px 28px; }
  .servicio-select-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .alt-form-panel { padding: 24px 20px; }

  .footer { padding: 48px 20px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; padding-bottom: 28px; }
  .footer-bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
}