/* ============================================================
   TRANSIMPERIO — styles.css
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

/* ── TOKENS ── */
:root {
  --blue-900: #042C53;
  --blue-800: #0C447C;
  --blue-700: #185FA5;
  --blue-500: #378ADD;
  --blue-200: #85B7EB;
  --blue-100: #B5D4F4;
  --blue-50:  #E6F1FB;
  --white:    #ffffff;
  --gray-50:  #F8F9FB;
  --gray-400: #8A96A8;
  --gray-500: #6B7685;
  --gray-700: #3D4858;
  --accent:   #378ADD;
  --green:    #63D38B;
  --yellow:   #FAC775;

  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-sm:   0 2px 12px rgba(4,44,83,0.06);
  --shadow-card: 0 4px 24px rgba(4,44,83,0.08);
  --shadow-hover:0 12px 40px rgba(4,44,83,0.14);

  --transition: 0.2s ease;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
.font-display { font-family: var(--font-display); }

/* ════════════════════════════════════════════
   NAV
════════════════════════════════════════════ */
#main-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 68px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5vw;
  background: rgba(255,255,255,0.93);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(55,138,221,0.10);
  transition: box-shadow var(--transition);
}
#main-nav.scrolled { box-shadow: 0 2px 24px rgba(4,44,83,0.09); }

.nav-logo-img-wrap { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.nav-logo-img      { height: 44px; width: auto; object-fit: contain; border-radius: var(--radius-sm); transition: opacity var(--transition); }
.nav-logo-img-wrap:hover .nav-logo-img { opacity: 0.85; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--blue-900); border-radius: 2px; transition: all 0.3s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed; top: 68px; left: 0; right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--blue-50);
  padding: 24px 5vw;
  flex-direction: column; gap: 20px;
  z-index: 99;
  box-shadow: 0 8px 24px rgba(4,44,83,0.08);
}
.mobile-menu.open { display: flex; }

/* ════════════════════════════════════════════
   TIPOGRAFÍA COMPARTIDA
════════════════════════════════════════════ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  background: linear-gradient(90deg, var(--blue-700), var(--blue-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 14px;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 28px; height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-700), var(--blue-500));
  flex-shrink: 0;
}

/* Variante para fondos oscuros — resetea el clip y usa color directo */
.section-label-light {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--blue-200);
  background: none;
  -webkit-text-fill-color: var(--blue-200);
  margin-bottom: 14px;
}
.section-label-light::before {
  content: '';
  display: inline-block;
  width: 28px; height: 2px;
  border-radius: 2px;
  background: var(--blue-200);
  flex-shrink: 0;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  color: var(--blue-900);
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

/* ════════════════════════════════════════════
   HERO
════════════════════════════════════════════ */
.hero { min-height: 100vh; position: relative; overflow: hidden; display: flex; align-items: center; }

.hero-bg-img { position: absolute; inset: 0; z-index: 0; }
.hero-bg-img img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; display: block; }

.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(105deg, rgba(4,44,83,0.90) 0%, rgba(4,44,83,0.72) 55%, rgba(4,44,83,0.38) 100%);
}

.hero-content {
  position: relative; z-index: 2; width: 100%;
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; gap: 48px;
  padding: 120px 5vw 80px;
}

.hero-text { max-width: 560px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.11);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 12px; font-weight: 500;
  color: rgba(255,255,255,0.85);
  margin-bottom: 24px;
}
.hero-badge-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--blue-200); flex-shrink: 0; }

.hero-title { font-size: clamp(36px, 4.5vw, 62px); font-weight: 800; color: var(--white); line-height: 1.1; letter-spacing: -1.5px; margin-bottom: 24px; }
.hero-title-em { color: var(--blue-200); font-style: normal; }

.hero-subtitle { font-size: 17px; color: rgba(255,255,255,0.70); line-height: 1.7; max-width: 480px; margin-bottom: 40px; }

.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.btn-primary {
  background: var(--blue-500); color: var(--white);
  padding: 14px 28px; border-radius: var(--radius-xl);
  font-size: 14px; font-weight: 500; text-decoration: none; display: inline-block;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover { background: var(--blue-700); transform: translateY(-2px); }

.btn-outline {
  border: 1.5px solid rgba(255,255,255,0.32); color: var(--white);
  padding: 13px 28px; border-radius: var(--radius-xl);
  font-size: 14px; font-weight: 500; text-decoration: none; display: inline-block;
  transition: border-color var(--transition), background var(--transition);
}
.btn-outline:hover { border-color: rgba(255,255,255,0.65); background: rgba(255,255,255,0.08); }

/* Stat cards */
.hero-visual { display: flex; align-items: center; justify-content: center; }
.hero-cards-wrap { position: relative; width: 320px; height: 320px; }

.stat-card {
  position: absolute;
  background: var(--white); border: 1px solid var(--blue-100);
  border-radius: var(--radius-lg); padding: 20px 24px;
  box-shadow: 0 8px 32px rgba(4,44,83,0.24);
  animation: floatCard 6s ease-in-out infinite;
}
.stat-card-number { font-family: var(--font-display); font-size: 32px; font-weight: 800; color: var(--blue-900); }
.stat-card-label  { font-size: 12px; color: var(--gray-400); margin-top: 4px; }
.stat-card-title  { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--blue-900); margin-bottom: 2px; }
.stat-card-dots   { display: flex; gap: 6px; margin-bottom: 12px; }

.dot-blue   { width: 9px; height: 9px; border-radius: 50%; background: var(--blue-500); display: inline-block; }
.dot-green  { width: 9px; height: 9px; border-radius: 50%; background: var(--green);    display: inline-block; }
.dot-yellow { width: 9px; height: 9px; border-radius: 50%; background: var(--yellow);   display: inline-block; }

.card-a { top: 0;    left: 0;    width: 188px; }
.card-b { top: 60px; right: 0;   width: 188px; animation-delay: -2s; animation-duration: 7s; }
.card-c { bottom: 0; left: 28px; width: 232px; animation-delay: -4s; animation-duration: 8s; }

.card-dark        { background: var(--blue-900); border-color: var(--blue-700); }
.card-dark-number { color: var(--white); }
.card-dark-label  { color: var(--blue-200); }

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

/* ════════════════════════════════════════════
   NOSOTROS
════════════════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

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

.pillar {
  background: var(--white);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.pillar:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }

.pillar-icon {
  width: 40px; height: 40px;
  background: var(--blue-50);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}

/* ════════════════════════════════════════════
   SERVICIOS
════════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative; overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.service-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue-700), var(--accent));
  opacity: 0; transition: opacity var(--transition);
}
.service-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--blue-200); }
.service-card:hover::after { opacity: 1; }

.service-card-cta { background: var(--blue-900); border-color: var(--blue-700); }
.service-card-cta::after { display: none; }

.service-img-wrap {
  width: 100%; height: 150px;
  border-radius: var(--radius-md); overflow: hidden;
  margin-bottom: 18px;
  background: var(--blue-50);
  display: flex; align-items: center; justify-content: center;
}
.service-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.service-card:hover .service-img-wrap img { transform: scale(1.05); }
.service-img-fallback { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; }
.service-img-dark { background: rgba(255,255,255,0.07); }

.service-title { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: var(--blue-900); margin-bottom: 8px; }
.service-desc  { font-size: 13px; color: var(--gray-400); line-height: 1.65; }
.service-desc-dark { color: var(--blue-200); margin-bottom: 20px; }

.service-cta-btn {
  display: inline-block;
  color: var(--white); font-size: 13px; font-weight: 500;
  padding: 10px 20px;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition), background var(--transition);
}
.service-cta-btn:hover { border-color: rgba(255,255,255,0.50); background: rgba(255,255,255,0.07); }

/* ════════════════════════════════════════════
   RASTREO
════════════════════════════════════════════ */
.tracking-section {
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-800) 100%);
  position: relative; overflow: hidden;
}
.tracking-section::before {
  content: '';
  position: absolute; top: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(55,138,221,0.14) 0%, transparent 65%);
  pointer-events: none;
}

.appsheet-iframe-wrap {
  position: relative; width: 100%;
  border-radius: var(--radius-xl); overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
}
.appsheet-iframe-wrap iframe { display: block; width: 100%; height: 560px; border: none; }

.iframe-loader {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(4,44,83,0.6);
  backdrop-filter: blur(4px);
  color: var(--white); font-size: 14px; gap: 10px;
  transition: opacity 0.4s;
}
.iframe-loader.hidden { opacity: 0; pointer-events: none; }
.loader-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 1.2s ease-in-out infinite; }
.loader-dot:nth-child(2) { animation-delay: 0.2s; }
.loader-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50%       { opacity: 1;   transform: scale(1.2); }
}

/* ════════════════════════════════════════════
   COBERTURA
════════════════════════════════════════════ */
.coverage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.coverage-point { display: flex; align-items: center; gap: 12px; }
.coverage-point .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue-500); flex-shrink: 0; }

.coverage-map-wrap {
  background: var(--white);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.map-address-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: var(--white);
  border-top: 1px solid var(--blue-50);
  font-size: 13px; color: var(--gray-700);
}
.map-address-bar span { flex: 1; }
.map-address-link { font-size: 12px; font-weight: 500; color: var(--blue-700); text-decoration: none; white-space: nowrap; transition: color var(--transition); }
.map-address-link:hover { color: var(--blue-500); }

/* ════════════════════════════════════════════
   CONTACTO
════════════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 16px; }

.contact-item {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 24px;
  background: var(--gray-50);
  border: 1px solid var(--blue-50);
  border-radius: 14px;
  transition: box-shadow var(--transition);
}
.contact-item:hover { box-shadow: var(--shadow-card); }

.contact-icon {
  width: 44px; height: 44px;
  background: var(--blue-50);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.contact-form { display: flex; flex-direction: column; gap: 16px; }

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

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label { font-size: 12px; font-weight: 500; color: var(--gray-700); }

.form-input {
  padding: 12px 16px;
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-lg);
  font-size: 14px;
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus { border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(55,138,221,0.12); }
.form-input::placeholder { color: var(--gray-400); }

.form-select { cursor: pointer; }
.form-textarea { resize: vertical; min-height: 110px; }

.btn-submit {
  background: var(--blue-700); color: var(--white);
  padding: 14px; border-radius: var(--radius-lg);
  font-size: 14px; font-weight: 500;
  font-family: var(--font-body);
  border: none; cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.btn-submit:hover { background: var(--blue-900); transform: translateY(-1px); }

.form-msg { font-size: 13px; min-height: 20px; }

/* ════════════════════════════════════════════
   FOOTER
════════════════════════════════════════════ */
.site-footer { background: var(--blue-900); padding: 48px 5vw 28px; }

.footer-top {
  display: flex; justify-content: space-between; align-items: start;
  margin-bottom: 36px; flex-wrap: wrap; gap: 24px;
}

.footer-logo { font-family: var(--font-display); font-size: 20px; font-weight: 800; color: var(--white); letter-spacing: -0.5px; }
.footer-logo span { color: var(--blue-200); }

.footer-desc { font-size: 13px; color: var(--blue-200); line-height: 1.65; max-width: 280px; margin-top: 8px; }

.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 13px; color: var(--blue-200); text-decoration: none; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 20px; flex-wrap: wrap; gap: 8px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 12px; color: rgba(255,255,255,0.30);
}

/* ════════════════════════════════════════════
   WHATSAPP
════════════════════════════════════════════ */
.wa-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 200;
  background: #25D366; width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 8px 28px rgba(37,211,102,0.55); }

/* ════════════════════════════════════════════
   SCROLL REVEAL
════════════════════════════════════════════ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ════════════════════════════════════════════
   RESPONSIVE — tablet / mobile
════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  /* Nav */
  .nav-links-wrapper { display: none !important; }
  .hamburger { display: flex; }
  .nav-logo-img { height: 36px; }

  /* Hero */
  .hero-content { grid-template-columns: 1fr; padding-top: 110px; padding-bottom: 60px; }
  .hero-visual   { display: none !important; }

  /* Secciones */
  .about-grid    { grid-template-columns: 1fr; gap: 40px; }
  .coverage-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid  { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr 1fr; }

  .pillars-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .form-row     { grid-template-columns: 1fr; }

  /* Footer */
  .footer-top { flex-direction: column; }

  /* iFrame */
  .appsheet-iframe-wrap iframe { height: 480px; }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .pillars-grid  { grid-template-columns: 1fr; }
  .hero-title    { font-size: 34px; letter-spacing: -1px; }
  .appsheet-iframe-wrap iframe { height: 420px; }
  .nav-logo-img  { height: 32px; }
}