/* Logística del Bajío */

:root {
  --navy: #1e3a5f;
  --navy-dark: #152a45;
  --amber: #e8a020;
  --amber-dark: #c78a15;
  --sand: #f0ede8;
  --cream: #faf8f5;
  --text: #1e2936;
  --text-muted: #64748b;
  --white: #ffffff;
  --border: #e2ddd5;
  --font: 'Manrope', sans-serif;
  --header-h: 72px;
  --max-w: 1140px;
  --gutter: 1.5rem;
  --ease: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.75rem;
}

.tag--light { color: var(--amber); }

.section-head { margin-bottom: 2.5rem; }
.section-head--center { text-align: center; }

.section-head h2,
.about__text h2,
.services h2,
.coverage__head h2,
.process h2,
.clients h2,
.contact__form h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 6px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--ease);
}

.btn--primary {
  background: var(--amber);
  color: var(--navy-dark);
  border-color: var(--amber);
}

.btn--primary:hover {
  background: var(--amber-dark);
  border-color: var(--amber-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232,160,32,0.35);
}

.btn--lg { padding: 14px 32px; font-size: 0.95rem; }
.btn--full { width: 100%; }

/* ── Header · centrado ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--ease);
}

.header.scrolled { box-shadow: 0 4px 24px rgba(30,58,95,0.08); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1rem;
}

.header__logo {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
  text-align: center;
  white-space: nowrap;
}

.header__logo strong { font-weight: 800; }

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav--left {
  flex: 1;
  justify-content: flex-end;
  padding-right: 1.5rem;
}

.nav--right {
  flex: 1;
  justify-content: flex-start;
  padding-left: 1.5rem;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--ease);
}

.nav__link:hover,
.nav__link.active { color: var(--amber-dark); }

.header__cta {
  display: none;
  flex-shrink: 0;
  margin-left: 1rem;
}

.nav-mobile { display: none; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  justify-self: end;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  transition: var(--ease);
}

.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero · overlay centrado ── */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(21,42,69,0.72) 0%, rgba(21,42,69,0.85) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  padding: 4rem 0;
}

.hero__content h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.12;
  margin-bottom: 1.25rem;
}

.hero__content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* ── Nosotros · dos imágenes ── */
.about {
  padding: 5rem 0;
  background: var(--sand);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about__imgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.about__imgs img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 10px;
}

.about__imgs img:first-child {
  margin-top: 2rem;
}

.about__text p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.about__text strong { color: var(--navy); }

/* ── Servicios · lista con borde ── */
.services {
  padding: 5rem 0;
  background: var(--white);
}

.services__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-row {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.75rem 0 1.75rem 1.25rem;
  border-left: 3px solid var(--amber);
  border-bottom: 1px solid var(--border);
}

.service-row:last-child { border-bottom: none; }

.service-row__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--navy);
}

.service-row__icon svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.75;
}

.service-row h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.4rem;
}

.service-row p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── Cobertura · scroll horizontal ── */
.coverage {
  padding: 5rem 0;
  background: var(--cream);
}

.coverage__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.coverage__arrows {
  display: flex;
  gap: 0.5rem;
}

.scroll-arrow {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  font-size: 1rem;
  color: var(--navy);
  cursor: pointer;
  transition: background var(--ease), border-color var(--ease);
}

.scroll-arrow:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.coverage__track {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 0.5rem;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.coverage__track::-webkit-scrollbar { display: none; }

.coverage-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  transition: transform var(--ease), box-shadow var(--ease);
}

.coverage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(30,58,95,0.1);
}

.coverage-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.coverage-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  padding: 1rem 1.25rem 0.4rem;
}

.coverage-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
  padding: 0 1.25rem 1.25rem;
}

/* ── Proceso · timeline vertical ── */
.process {
  padding: 5rem 0;
  background: var(--white);
}

.process__track {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding: 1rem 0;
}

.process__track::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  transform: translateX(-50%);
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2.5rem;
  position: relative;
}

.process-step:last-child { margin-bottom: 0; }

.process-step--left {
  flex-direction: row-reverse;
  text-align: right;
  padding-right: calc(50% + 1.5rem);
}

.process-step--right {
  padding-left: calc(50% + 1.5rem);
}

.process-step__dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--white);
  background: var(--navy);
  border-radius: 50%;
  border: 4px solid var(--white);
  box-shadow: 0 0 0 1px var(--border);
  flex-shrink: 0;
}

.process-step__body h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.35rem;
}

.process-step__body p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ── Clientes · fondo oscuro ── */
.clients {
  padding: 5rem 0;
  background: var(--navy-dark);
  color: var(--white);
}

.clients h2 {
  color: var(--white);
  margin-bottom: 2rem;
}

.clients__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.clients__grid blockquote {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 1.75rem;
}

.clients__grid blockquote p {
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 1rem;
  opacity: 0.92;
}

.clients__grid cite {
  font-size: 0.82rem;
  font-style: normal;
  font-weight: 600;
  color: var(--amber);
}

/* ── CTA · minimal con borde ── */
.cta {
  padding: 3.5rem 0;
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta__inner h2 {
  font-size: clamp(1.25rem, 3vw, 1.65rem);
  font-weight: 700;
  color: var(--navy);
}

.cta__link {
  font-size: 1rem;
  font-weight: 600;
  color: var(--amber-dark);
  border-bottom: 2px solid var(--amber);
  padding-bottom: 3px;
  transition: color var(--ease), border-color var(--ease);
}

.cta__link:hover {
  color: var(--navy);
  border-color: var(--navy);
}

/* ── Contacto · imagen + form ── */
.contact {
  padding: 5rem 0;
  background: var(--sand);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
  align-items: stretch;
}

.contact__image {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  border-radius: 10px;
}

.contact__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.contact__form {
  background: var(--white);
  border-radius: 10px;
  padding: 2.5rem;
  border: 1px solid var(--border);
}

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

.form-group { margin-bottom: 1rem; }

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font);
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--cream);
  color: var(--text);
  transition: border-color var(--ease);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--amber);
  background: var(--white);
}

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

.form-notice {
  margin-top: 1rem;
  padding: 12px;
  border-radius: 6px;
  font-size: 0.875rem;
  text-align: center;
}

.form-notice.success {
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

/* ── Footer · centrado minimal ── */
.footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.7);
  padding: 3rem 0;
}

.footer__inner {
  text-align: center;
}

.footer__logo {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer__logo strong { font-weight: 800; }

.footer__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.footer__nav a {
  font-size: 0.85rem;
  opacity: 0.65;
  transition: opacity var(--ease), color var(--ease);
}

.footer__nav a:hover {
  opacity: 1;
  color: var(--amber);
}

.footer__copy {
  font-size: 0.78rem;
  opacity: 0.45;
}

/* ── Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* ── Responsive ── */
@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__imgs img:first-child { margin-top: 0; }
  .clients__grid { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
  .contact__image { min-height: 240px; }

  .process-step--left,
  .process-step--right {
    padding-left: 3rem;
    padding-right: 0;
    flex-direction: row;
    text-align: left;
  }

  .process__track::before { left: 18px; transform: none; }

  .process-step__dot {
    left: 18px;
    transform: translateX(-50%);
  }
}

@media (max-width: 768px) {
  .nav--left,
  .nav--right,
  .header__cta { display: none; }

  .header__inner {
    display: grid;
    grid-template-columns: 40px 1fr 40px;
    align-items: center;
  }

  .menu-toggle {
    display: flex;
    grid-column: 1;
  }

  .header__logo {
    font-size: 0.68rem;
    grid-column: 2;
    text-align: center;
  }

  .nav-mobile {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    padding: 1rem var(--gutter);
    box-shadow: 0 8px 24px rgba(30,58,95,0.1);
    transform: translateY(-110%);
    opacity: 0;
    transition: all var(--ease);
    pointer-events: none;
    z-index: 999;
  }

  .nav-mobile.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-mobile .nav__link {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
  }

  .hero { min-height: 75vh; }
  .hero__content { padding: 3rem 0; }
  .coverage__head { flex-direction: column; align-items: flex-start; }
  .form-row { grid-template-columns: 1fr; }
  .cta__inner { flex-direction: column; text-align: center; }
}

@media (min-width: 769px) {
  .header__cta { display: inline-flex; }
}