/* ============================================
   Transcarnes SAS - Hoja de estilos
   ============================================ */

:root {
  --red: #e01e26;
  --red-dark: #a3131a;
  --red-light: #ff4d54;
  --dark: #14161c;
  --dark-2: #1b1f28;
  --gray-700: #4b5160;
  --gray-500: #7c8291;
  --gray-200: #e6e8ec;
  --gray-100: #f4f5f7;
  --white: #ffffff;
  --radius: 14px;
  --shadow-sm: 0 2px 10px rgba(20, 22, 28, 0.06);
  --shadow-md: 0 12px 30px rgba(20, 22, 28, 0.12);
  --shadow-lg: 0 24px 60px rgba(20, 22, 28, 0.18);
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', 'Inter', sans-serif;
  line-height: 1.2;
  margin: 0 0 .5em;
}

p { margin: 0 0 1em; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; height: auto; display: block; }

/* ---------- Accesibilidad ---------- */
.skip-link {
  position: absolute;
  top: -60px;
  left: 16px;
  z-index: 2000;
  background: var(--red);
  color: var(--white);
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 600;
  transition: top .2s ease;
}
.skip-link:focus {
  top: 16px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }
.section-alt { background: var(--gray-100); }

.section-tag {
  display: inline-block;
  color: var(--red);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .78rem;
  margin-bottom: 12px;
}

.section-head { max-width: 640px; margin: 0 0 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.section-head p { color: var(--gray-700); font-size: 1.05rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--red); color: var(--white); box-shadow: var(--shadow-md); }
.btn-primary:hover { background: var(--red-dark); transform: translateY(-2px); }
.btn-outline { border-color: rgba(255,255,255,.55); color: var(--white); }
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: var(--white); }
.btn-dark { border-color: var(--dark); color: var(--dark); }
.btn-dark:hover { background: var(--dark); color: var(--white); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(20, 22, 28, 0.94);
  backdrop-filter: blur(10px);
  padding: 10px 0;
  box-shadow: var(--shadow-md);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 42px; border-radius: 6px; }
.brand-text { color: var(--white); }
.brand-text strong { display: block; font-family: 'Poppins', sans-serif; font-size: 1.05rem; letter-spacing: .04em; }
.brand-text span { display: block; font-size: .68rem; color: rgba(255,255,255,.7); letter-spacing: .08em; text-transform: uppercase; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-links a {
  color: rgba(255,255,255,.88);
  font-weight: 600;
  font-size: .92rem;
  padding: 10px 16px;
  border-radius: 999px;
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); background: rgba(255,255,255,.1); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span { width: 26px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--dark);
}
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 1.4s ease, transform 8s ease;
}
.hero-slide.active { opacity: 1; transform: scale(1); }
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(14,15,20,.92) 10%, rgba(14,15,20,.65) 55%, rgba(224,30,38,.35) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  max-width: 680px;
  padding-top: 90px;
}
.hero-content .section-tag { color: var(--red-light); }
.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
}
.hero-content h1 em { color: var(--red-light); font-style: normal; }
.hero-content p { color: rgba(255,255,255,.82); font-size: 1.12rem; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px; }

.hero-dots {
  position: absolute;
  bottom: 40px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; gap: 10px;
}
.hero-dots button {
  width: 30px; height: 4px;
  border-radius: 4px;
  border: none;
  background: rgba(255,255,255,.35);
  cursor: pointer;
  transition: var(--transition);
}
.hero-dots button.active { background: var(--red); width: 44px; }

/* ---------- Highlights strip ---------- */
.highlights {
  position: relative;
  z-index: 3;
  margin-top: -64px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.highlight-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 28px 24px;
  border-right: 1px solid var(--gray-200);
}
.highlight-item:last-child { border-right: none; }
.highlight-item .icon {
  flex-shrink: 0;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(224,30,38,.1);
  color: var(--red);
}
.highlight-item h4 { font-size: .96rem; margin-bottom: 2px; }
.highlight-item p { margin: 0; font-size: .82rem; color: var(--gray-500); }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.service-card .icon {
  width: 62px; height: 62px;
  display: grid; place-items: center;
  border-radius: 16px;
  background: var(--dark);
  color: var(--white);
  margin-bottom: 24px;
  transition: var(--transition);
}
.service-card:hover .icon { background: var(--red); }
.service-card h3 { font-size: 1.2rem; }
.service-card p { color: var(--gray-700); font-size: .96rem; margin-bottom: 0; }

.service-card-clickable { cursor: pointer; }
.service-card-clickable:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }
.service-card-hint {
  display: inline-block;
  margin-top: 16px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: .03em;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox[hidden] { display: none; }
.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 11, 15, .88);
}
.lightbox-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: min(92vw, 900px);
  padding: 0 16px;
}
.lightbox-figure {
  margin: 0;
  background: var(--dark-2);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 100%;
}
.lightbox-figure img {
  display: block;
  width: 100%;
  max-height: 72vh;
  object-fit: contain;
  background: var(--dark-2);
}
.lightbox-figure figcaption {
  padding: 14px 20px;
  color: var(--white);
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  text-align: center;
}
.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.12);
  color: var(--white);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: var(--transition);
}
.lightbox-close:hover { background: rgba(255,255,255,.24); }
.lightbox-nav {
  flex-shrink: 0;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.12);
  color: var(--white);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: var(--transition);
}
.lightbox-nav:hover { background: var(--red); }

@media (max-width: 640px) {
  .lightbox-content { flex-direction: column; gap: 12px; }
  .lightbox-nav { position: absolute; top: 50%; transform: translateY(-50%); }
  .lightbox-prev { left: 4px; }
  .lightbox-next { right: 4px; }
  .lightbox-close { top: -44px; }
}

/* ---------- About / Nosotros ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-media { position: relative; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.about-media .badge {
  position: absolute;
  bottom: -22px; left: -22px;
  background: var(--red);
  color: var(--white);
  padding: 20px 26px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
.about-media .badge strong { display: block; font-size: 1.6rem; font-family: 'Poppins', sans-serif; }
.about-media .badge span { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; opacity: .9; }

.about-text p { color: var(--gray-700); font-size: 1.02rem; }
.about-list { margin-top: 24px; display: grid; gap: 14px; }
.about-list li { display: flex; align-items: flex-start; gap: 12px; font-weight: 600; font-size: .95rem; }
.about-list li .check {
  flex-shrink: 0;
  width: 24px; height: 24px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(224,30,38,.12);
  color: var(--red);
}
.about-actions { margin-top: 32px; }

/* ---------- Team (organigrama) ---------- */
.org-chart {
  background-image: radial-gradient(var(--gray-200) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
  border-radius: var(--radius);
  padding: 48px 20px;
}
.org-tier {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 28px;
}
.org-tier-1 { margin-bottom: 48px; }
.org-tier-2 { margin-bottom: 48px; }
.org-tier .team-card { width: 190px; flex: 0 0 auto; }

.team-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: center;
}
.team-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
.team-photo { aspect-ratio: 1 / 1; overflow: hidden; background: var(--gray-100); }
.team-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; transition: var(--transition); }
.team-card:hover .team-photo img { transform: scale(1.08); }
.team-info { padding: 18px 12px 22px; }
.team-info h4 { font-size: .92rem; margin-bottom: 4px; }
.team-info span { font-size: .74rem; color: var(--red); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }

.team-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--dark) 0%, var(--red-dark) 130%);
}
.team-photo-placeholder span {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.9rem;
  letter-spacing: .04em;
  color: var(--white);
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--dark) 0%, var(--dark-2) 60%, var(--red-dark) 130%);
  color: var(--white);
  border-radius: var(--radius);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h3 { font-size: 1.6rem; max-width: 480px; }
.cta-banner p { color: rgba(255,255,255,.75); margin-bottom: 0; max-width: 480px; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info { display: grid; gap: 20px; }
.contact-item {
  display: flex;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 20px;
}
.contact-item .icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(224,30,38,.1);
  color: var(--red);
  display: grid; place-items: center;
}
.contact-item h4 { font-size: .95rem; margin-bottom: 4px; }
.contact-item p, .contact-item a { font-size: .9rem; color: var(--gray-700); margin: 0; }
.contact-item a:hover { color: var(--red); }

.contact-form-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.contact-form-card h3 { font-size: 1.2rem; }
.contact-form-card > p { color: var(--gray-700); font-size: .92rem; }
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--dark);
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  font-family: inherit;
  font-size: .92rem;
  color: var(--dark);
  background: var(--white);
  transition: var(--transition);
  resize: vertical;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(224,30,38,.12);
}
.form-note {
  margin: 12px 0 0;
  font-size: .78rem;
  color: var(--gray-500);
  text-align: center;
}
.form-note-ok { color: #1a7f37; font-weight: 600; }
.form-note-error { color: #c0272d; font-weight: 600; }

.map-frame {
  margin-top: 32px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  min-height: 320px;
}
.map-frame iframe { width: 100%; height: 100%; min-height: 320px; border: 0; display: block; }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: rgba(255,255,255,.72); }
.footer-top { padding: 72px 0 48px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 40px;
}
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p { font-size: .92rem; max-width: 300px; }
.footer-col h4 { color: var(--white); font-size: .95rem; margin-bottom: 18px; }
.footer-col ul { display: grid; gap: 10px; }
.footer-col a { font-size: .9rem; transition: var(--transition); }
.footer-col a:hover { color: var(--white); }
.social-row { display: flex; gap: 10px; margin-top: 18px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.2);
  display: grid; place-items: center;
  transition: var(--transition);
}
.social-row a:hover { background: var(--red); border-color: var(--red); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 22px 0;
  font-size: .82rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Floating buttons ---------- */
.float-btn {
  position: fixed;
  right: 26px;
  z-index: 900;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: grid; place-items: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.whatsapp-btn { bottom: 26px; background: #25d366; color: var(--white); }
.whatsapp-btn:hover { transform: translateY(-4px) scale(1.05); }
.top-btn {
  bottom: 96px;
  background: var(--white);
  color: var(--dark);
  border: 1px solid var(--gray-200);
  opacity: 0;
  pointer-events: none;
}
.top-btn.visible { opacity: 1; pointer-events: auto; }
.top-btn:hover { background: var(--dark); color: var(--white); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .org-tier .team-card { width: 160px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .highlights { grid-template-columns: repeat(2, 1fr); }
  .highlight-item:nth-child(2) { border-right: none; }
}

@media (max-width: 760px) {
  .nav-links { position: fixed; top: 0; right: 0; height: 100vh; width: min(78vw, 320px);
    background: var(--dark-2); flex-direction: column; align-items: stretch; justify-content: center;
    padding: 32px; gap: 4px; transform: translateX(100%); transition: var(--transition); }
  .nav-links.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
  .nav-links a { padding: 14px 18px; }
  .nav-toggle { display: flex; }
  .nav-backdrop {
    position: fixed; inset: 0; z-index: 999;
    background: rgba(10, 11, 15, .55);
    opacity: 0; pointer-events: none;
    transition: opacity var(--transition);
  }
  .nav-backdrop.open { opacity: 1; pointer-events: auto; }
  .section { padding: 64px 0; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .org-chart { padding: 32px 12px; }
  .org-tier { gap: 18px; }
  .org-tier-1, .org-tier-2 { margin-bottom: 32px; }
  .org-tier .team-card { width: 140px; }
  .highlights { grid-template-columns: 1fr 1fr; margin-top: 24px; }
  .highlight-item { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .cta-banner { padding: 36px 28px; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .org-tier .team-card { width: 42%; }
  .hero-content { padding-top: 120px; }
}