/* ============================================================
   IRONHAUL LOGISTICS — main.css
   ironhaullogistics.com.mx
   ============================================================ */
:root {
  --orange:      #F47920;
  --orange-dark: #D4650A;
  --orange-glow: rgba(244,121,32,.18);
  --black:       #0D0D0D;
  --dark:        #151515;
  --dark2:       #1E1E1E;
  --dark3:       #2A2A2A;
  --graphite:    #3A3A3A;
  --gray:        #5A5A5A;
  --gray-light:  #A0A0A0;
  --white:       #F5F5F5;
  --white-pure:  #FFFFFF;
  --font-display:'Barlow Condensed',sans-serif;
  --font-body:   'Barlow',sans-serif;
  --max-w:       1280px;
  --radius:      4px;
  --radius-lg:   8px;
  --shadow:      0 4px 24px rgba(0,0,0,.5);
  --shadow-lg:   0 12px 48px rgba(0,0,0,.6);
  --transition:  .25s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family:var(--font-body);
  background:var(--black);
  color:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img { max-width:100%; height:auto; display:block; }
a { color:inherit; text-decoration:none; }
ul { list-style:none; }

.container { width:100%; max-width:var(--max-w); margin:0 auto; padding:0 24px; }
.section { padding:100px 0; }
.section-sm { padding:60px 0; }
.text-orange { color:var(--orange); }
.text-center { text-align:center; }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

h1,h2,h3,h4,h5,h6 {
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.1;
  letter-spacing:.02em;
  text-transform:uppercase;
}
h1 { font-size:clamp(2.8rem,6vw,6rem); }
h2 { font-size:clamp(2rem,4vw,3.6rem); }
h3 { font-size:clamp(1.4rem,2.5vw,2rem); }
h4 { font-size:1.2rem; }
p { color:var(--gray-light); max-width:680px; }

.label-tag {
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.75rem;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--orange);
  margin-bottom:16px;
}
.label-tag::before { content:''; display:block; width:24px; height:2px; background:var(--orange); }

.btn-primary {
  display:inline-flex; align-items:center; gap:8px;
  padding:14px 32px;
  background:var(--orange); color:var(--white-pure);
  font-family:var(--font-display); font-weight:700; font-size:1rem;
  letter-spacing:.06em; text-transform:uppercase;
  border:none; border-radius:var(--radius); cursor:pointer;
  transition:background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { background:var(--orange-dark); transform:translateY(-2px); box-shadow:0 8px 24px rgba(244,121,32,.4); }

.btn-outline {
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 30px;
  background:transparent; color:var(--white);
  font-family:var(--font-display); font-weight:700; font-size:1rem;
  letter-spacing:.06em; text-transform:uppercase;
  border:2px solid var(--graphite); border-radius:var(--radius); cursor:pointer;
  transition:all var(--transition);
}
.btn-outline:hover { border-color:var(--orange); color:var(--orange); }

.btn-phone {
  display:inline-flex; align-items:center; gap:6px;
  color:var(--gray-light); font-weight:600; font-size:.9rem;
  transition:color var(--transition);
}
.btn-phone:hover { color:var(--orange); }

/* HEADER */
.site-header {
  position:fixed; top:0; left:0; right:0; z-index:1000;
  background:rgba(13,13,13,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.05);
  transition:background var(--transition), border-color var(--transition);
}
.site-header.scrolled { background:rgba(13,13,13,.98); border-color:rgba(244,121,32,.3); }
.header-inner { display:flex; align-items:center; gap:40px; height:72px; }
.logo { flex-shrink:0; }
.main-nav { display:flex; gap:32px; margin-left:auto; }
.main-nav a {
  font-family:var(--font-body); font-weight:500; font-size:.9rem;
  letter-spacing:.06em; text-transform:uppercase; color:var(--gray-light);
  position:relative; transition:color var(--transition);
}
.main-nav a::after {
  content:''; position:absolute; bottom:-4px; left:0; width:0; height:2px;
  background:var(--orange); transition:width var(--transition);
}
.main-nav a:hover, .main-nav a.active { color:var(--white-pure); }
.main-nav a:hover::after, .main-nav a.active::after { width:100%; }
.header-cta { display:flex; align-items:center; gap:20px; flex-shrink:0; }
.nav-toggle { display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span { display:block; width:24px; height:2px; background:var(--white); transition:all var(--transition); }

/* HERO */
.hero {
  position:relative; min-height:100vh;
  display:flex; align-items:center; overflow:hidden; background:var(--black);
}
.hero-bg {
  position:absolute; inset:0;
  background: linear-gradient(135deg, rgba(244,121,32,.12) 0%, transparent 50%),
    url('/assets/img/hero-bg.jpg') center/cover no-repeat;
  opacity:.6;
}
.hero-bg::after {
  content:''; position:absolute; inset:0;
  background:linear-gradient(to right, rgba(13,13,13,.9) 40%, rgba(13,13,13,.4) 100%);
}
.hero-noise {
  position:absolute; inset:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events:none; opacity:.4;
}
.hero-accent-line {
  position:absolute; top:0; left:0; bottom:0; width:4px;
  background:linear-gradient(to bottom, transparent, var(--orange), transparent);
}
.hero-content { position:relative; z-index:2; padding:140px 0 100px; }
.hero-eyebrow {
  font-family:var(--font-body); font-weight:600; font-size:.8rem;
  letter-spacing:.2em; text-transform:uppercase; color:var(--orange);
  display:flex; align-items:center; gap:12px; margin-bottom:24px;
}
.hero-eyebrow::before { content:''; display:block; width:40px; height:2px; background:var(--orange); }
.hero-title { margin-bottom:24px; max-width:800px; }
.hero-title span { color:var(--orange); }
.hero-subtitle { font-size:1.2rem; font-weight:300; max-width:560px; margin-bottom:48px; color:rgba(245,245,245,.7); }
.hero-actions { display:flex; gap:16px; flex-wrap:wrap; align-items:center; }
.hero-stats { display:flex; gap:48px; margin-top:80px; flex-wrap:wrap; }
.stat-num { font-family:var(--font-display); font-weight:800; font-size:2.8rem; color:var(--white-pure); line-height:1; }
.stat-num span { color:var(--orange); }
.stat-label { font-size:.8rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gray); margin-top:4px; }
.hero-scroll {
  position:absolute; bottom:40px; left:50%; transform:translateX(-50%); z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:8px;
  color:var(--gray); font-size:.7rem; letter-spacing:.15em; text-transform:uppercase;
  animation:bounce 2s ease-in-out infinite;
}
.hero-scroll svg { color:var(--orange); }
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(8px)} }

/* TRUST BAR */
.trust-bar { background:var(--dark2); border-top:1px solid rgba(255,255,255,.05); border-bottom:1px solid rgba(255,255,255,.05); padding:20px 0; }
.trust-bar-inner { display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap; }
.trust-item { display:flex; align-items:center; gap:10px; font-size:.85rem; font-weight:500; color:var(--gray-light); white-space:nowrap; }
.trust-item svg { color:var(--orange); flex-shrink:0; }

/* VALUE */
.value-grid { display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; }
.value-text h2 { margin-bottom:20px; }
.value-text p { margin-bottom:32px; }
.value-checklist { display:grid; gap:12px; }
.check-item { display:flex; align-items:flex-start; gap:12px; font-size:.95rem; color:var(--gray-light); }
.check-icon { flex-shrink:0; width:20px; height:20px; background:var(--orange-glow); border:1px solid var(--orange); border-radius:50%; display:flex; align-items:center; justify-content:center; margin-top:2px; }
.check-icon::after { content:'✓'; font-size:.65rem; color:var(--orange); }
.value-card-big { background:var(--dark2); border:1px solid var(--graphite); border-radius:var(--radius-lg); padding:40px; position:relative; overflow:hidden; }
.value-card-big::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; background:linear-gradient(to right, var(--orange), transparent); }

/* SERVICES */
.services-header { text-align:center; margin-bottom:64px; }
.services-header p { margin:16px auto 0; }
.services-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:2px; }
.service-card { background:var(--dark2); padding:48px 36px; border:1px solid var(--dark3); transition:all var(--transition); position:relative; overflow:hidden; }
.service-card::before { content:''; position:absolute; bottom:0; left:0; right:0; height:3px; background:var(--orange); transform:scaleX(0); transition:transform var(--transition); }
.service-card:hover { background:var(--dark3); border-color:var(--graphite); transform:translateY(-4px); }
.service-card:hover::before { transform:scaleX(1); }
.service-icon { width:56px; height:56px; background:var(--orange-glow); border:1px solid rgba(244,121,32,.3); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; margin-bottom:28px; color:var(--orange); }
.service-card h3 { font-size:1.4rem; margin-bottom:12px; }
.service-card p { font-size:.9rem; max-width:none; margin:0 0 24px; }
.service-link { font-size:.8rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--orange); display:flex; align-items:center; gap:6px; transition:gap var(--transition); }
.service-card:hover .service-link { gap:10px; }

/* SECTORS */
.sectors-section { background:var(--dark); }
.sectors-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; margin-top:48px; }
.sector-card { background:var(--dark2); border:1px solid var(--dark3); border-radius:var(--radius-lg); padding:28px 24px; text-align:center; transition:all var(--transition); }
.sector-card:hover { border-color:rgba(244,121,32,.4); background:var(--dark3); }
.sector-card .icon { width:48px; height:48px; background:var(--orange-glow); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; color:var(--orange); margin:0 auto 16px; }
.sector-card h4 { font-size:1rem; margin-bottom:8px; }
.sector-card p { font-size:.85rem; max-width:none; margin:0; }

/* HOW IT WORKS */
.how-steps { display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-top:64px; position:relative; }
.how-steps::before { content:''; position:absolute; top:32px; left:12.5%; right:12.5%; height:2px; background:linear-gradient(to right, var(--orange), transparent); }
.how-step { text-align:center; padding:0 20px; }
.step-num { width:64px; height:64px; background:var(--dark2); border:2px solid var(--orange); border-radius:50%; display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:800; font-size:1.4rem; color:var(--orange); margin:0 auto 24px; position:relative; z-index:1; }
.how-step h4 { margin-bottom:10px; font-size:1rem; }
.how-step p { font-size:.85rem; max-width:none; }

/* BENEFITS */
.benefits-section { background:var(--dark); }
.benefits-grid { display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
.benefit-list { display:grid; gap:20px; }
.benefit-item { display:flex; gap:20px; align-items:flex-start; }
.benefit-num { font-family:var(--font-display); font-weight:800; font-size:2rem; color:var(--orange); line-height:1; min-width:40px; }
.benefit-item h4 { margin-bottom:6px; font-size:1.05rem; }
.benefit-item p { font-size:.9rem; max-width:none; margin:0; }

/* COVERAGE */
.coverage-section { background:var(--dark2); }
.coverage-content { display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; }
.coverage-cities { display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:32px; }
.city-tag { display:flex; align-items:center; gap:8px; padding:12px 16px; background:var(--dark3); border:1px solid var(--graphite); border-radius:var(--radius); font-size:.85rem; font-weight:500; transition:border-color var(--transition); }
.city-tag:hover { border-color:var(--orange); }
.city-tag svg { color:var(--orange); }
.coverage-map { background:var(--dark); border:1px solid var(--graphite); border-radius:var(--radius-lg); overflow:hidden; aspect-ratio:4/3; display:flex; align-items:center; justify-content:center; color:var(--gray); font-size:.9rem; text-align:center; padding:40px; }

/* CONTACT */
.contact-section { background:var(--dark); }
.contact-grid { display:grid; grid-template-columns:1fr 1.4fr; gap:80px; align-items:start; }
.contact-info h2 { margin-bottom:20px; }
.contact-info p { margin-bottom:40px; }
.contact-methods { display:grid; gap:20px; }
.contact-method { display:flex; align-items:flex-start; gap:16px; padding:20px; background:var(--dark2); border:1px solid var(--dark3); border-radius:var(--radius); transition:border-color var(--transition); }
.contact-method:hover { border-color:rgba(244,121,32,.4); }
.cm-icon { width:44px; height:44px; background:var(--orange-glow); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; color:var(--orange); flex-shrink:0; }
.cm-label { font-size:.75rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gray); }
.cm-value { font-weight:600; color:var(--white); margin-top:2px; }
.quote-form { background:var(--dark2); border:1px solid var(--dark3); border-radius:var(--radius-lg); padding:48px; }
.form-title { font-family:var(--font-display); font-weight:800; font-size:1.8rem; margin-bottom:32px; text-transform:uppercase; }
.form-title span { color:var(--orange); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-bottom:20px; }
.form-group { display:flex; flex-direction:column; gap:6px; margin-bottom:0; }
.form-group.full { grid-column:1/-1; }
label { font-size:.75rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--gray-light); }
input,select,textarea { background:var(--dark3); border:1px solid var(--graphite); border-radius:var(--radius); color:var(--white); font-family:var(--font-body); font-size:.95rem; padding:12px 16px; transition:border-color var(--transition); width:100%; }
input:focus,select:focus,textarea:focus { outline:none; border-color:var(--orange); box-shadow:0 0 0 3px var(--orange-glow); }
select { cursor:pointer; }
textarea { resize:vertical; min-height:100px; }
.form-submit { margin-top:24px; }

/* FAQ */
.faq-section { background:var(--black); }
.faq-grid { display:grid; grid-template-columns:1fr 1.4fr; gap:80px; align-items:start; }
.faq-list { margin-top:32px; }
.faq-item { border-bottom:1px solid var(--dark3); cursor:pointer; }
.faq-item:first-child { border-top:1px solid var(--dark3); }
.faq-q { display:flex; align-items:center; justify-content:space-between; padding:20px 0; font-family:var(--font-display); font-weight:700; font-size:1.05rem; text-transform:uppercase; color:var(--white); transition:color var(--transition); }
.faq-item:hover .faq-q, .faq-item.open .faq-q { color:var(--orange); }
.faq-icon { width:24px; height:24px; border:1px solid var(--graphite); border-radius:50%; display:flex; align-items:center; justify-content:center; flex-shrink:0; color:var(--gray); transition:all var(--transition); font-size:1rem; }
.faq-item.open .faq-icon { background:var(--orange); border-color:var(--orange); color:#fff; transform:rotate(45deg); }
.faq-a { max-height:0; overflow:hidden; transition:max-height .4s ease, padding .4s ease; }
.faq-a p { font-size:.9rem; padding-bottom:20px; max-width:none; }
.faq-item.open .faq-a { max-height:300px; }

/* FOOTER */
.site-footer { background:var(--dark); border-top:1px solid rgba(255,255,255,.05); }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1.5fr; gap:60px; padding:80px 0 60px; }
.footer-brand p { font-size:.9rem; color:var(--gray); margin-top:20px; max-width:280px; }
.footer-social { display:flex; gap:12px; margin-top:24px; }
.footer-social a { width:40px; height:40px; background:var(--dark2); border:1px solid var(--graphite); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; color:var(--gray-light); transition:all var(--transition); }
.footer-social a:hover { border-color:var(--orange); color:var(--orange); }
.footer-col h4 { font-family:var(--font-display); font-weight:700; font-size:.85rem; letter-spacing:.12em; text-transform:uppercase; color:var(--white); margin-bottom:20px; }
.footer-col ul li { margin-bottom:10px; }
.footer-col ul li a { font-size:.9rem; color:var(--gray); transition:color var(--transition); }
.footer-col ul li a:hover { color:var(--orange); }
.footer-col address { font-style:normal; }
.footer-col address p { max-width:none; margin-bottom:8px; font-size:.9rem; color:var(--gray); }
.footer-col address a { transition:color var(--transition); }
.footer-col address a:hover { color:var(--orange); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.05); padding:24px 0; }
.footer-bottom p { font-size:.8rem; color:var(--gray); max-width:none; margin:0; }

/* ALERTS */
.alert { padding:14px 20px; border-radius:var(--radius); font-size:.9rem; margin-bottom:20px; border:1px solid transparent; }
.alert-success { background:rgba(16,185,129,.1); border-color:rgba(16,185,129,.3); color:#34d399; }
.alert-error   { background:rgba(239,68,68,.1); border-color:rgba(239,68,68,.3); color:#f87171; }
.alert-warning { background:rgba(245,158,11,.1); border-color:rgba(245,158,11,.3); color:#fbbf24; }

/* RESPONSIVE */
@media(max-width:1024px) {
  .services-grid { grid-template-columns:repeat(2,1fr); }
  .sectors-grid  { grid-template-columns:repeat(2,1fr); }
  .how-steps     { grid-template-columns:repeat(2,1fr); }
  .how-steps::before { display:none; }
  .value-grid,.benefits-grid,.coverage-content,.contact-grid,.faq-grid { grid-template-columns:1fr; gap:40px; }
  .footer-grid { grid-template-columns:1fr 1fr; gap:40px; }
}
@media(max-width:768px) {
  .section { padding:70px 0; }
  h1 { font-size:2.8rem; }
  h2 { font-size:2rem; }
  .main-nav { display:none; flex-direction:column; position:fixed; inset:72px 0 0; background:rgba(13,13,13,.98); padding:32px 24px; gap:4px; overflow-y:auto; }
  .main-nav.open { display:flex; }
  .main-nav a { font-size:1.2rem; padding:14px 0; border-bottom:1px solid var(--dark3); }
  .nav-toggle { display:flex; }
  .header-cta .btn-primary { display:none; }
  .services-grid { grid-template-columns:1fr; }
  .sectors-grid { grid-template-columns:repeat(2,1fr); }
  .how-steps { grid-template-columns:1fr; }
  .hero-stats { gap:32px; }
  .form-row { grid-template-columns:1fr; }
  .quote-form { padding:28px 20px; }
  .footer-grid { grid-template-columns:1fr; }
  .trust-bar-inner { justify-content:center; }
  @media(max-width:768px) {
  /* ... lo que ya existe ... */

  /* CORRECCIONES MÓVIL */
  .container {
    padding: 0 20px;
  }

  .hero-content {
    padding: 120px 0 60px;
  }

  .hero-eyebrow {
    font-size: .7rem;
    letter-spacing: .12em;
  }

  .hero-title {
    font-size: 2.4rem;
    line-height: 1.05;
  }

  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: 32px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    margin-top: 48px;
    gap: 24px;
  }

  .stat-num {
    font-size: 2rem;
  }

  .trust-bar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 4px 0;
  }

  .services-grid {
    gap: 1px;
  }

  .service-card {
    padding: 32px 24px;
  }

  .contact-grid {
    gap: 32px;
  }

  .quote-form {
    padding: 24px 16px;
  }

  .footer-grid {
    gap: 32px;
  }
}

@media(max-width:480px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .sectors-grid {
    grid-template-columns: 1fr;
  }

  .coverage-cities {
    grid-template-columns: 1fr;
  }

  .how-steps {
    gap: 32px;
  }
}
}