/* ============================
   RESET & BASE
============================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy-deep: #0F1B2D;
  --navy: #1B2A4A;
  --navy-mid: #243B6A;
  --blue-accent: #3B82F6;
  --blue-glow: #60A5FA;
  --slate-dark: #1E293B;
  --slate: #64748B;
  --slate-light: #94A3B8;
  --surface: #F1F5F9;
  --white: #FFFFFF;
  --wa-green: #25D366;
  --wa-green-hover: #1EBE5A;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  color: var(--slate-dark);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { border: none; cursor: pointer; font-family: inherit; }

/* ============================
   UTILITY
============================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--slate);
  max-width: 600px;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.35s; }
.reveal-delay-5 { transition-delay: 0.4s; }

/* ============================
   NAVBAR
============================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

.navbar.scrolled {
  background: rgba(15, 27, 45, 0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar-logo {
  height: 100px;
  width: 100px;
  object-fit: contain;
  border-radius: 50%;
}

.navbar-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--white);
  letter-spacing: 0.02em;
  display  : flex;
  align-items: center;
  gap:12px;
}

.navbar-brand span {
  color: var(--blue-accent);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
}

.nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  transition: color 0.25s ease, background 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================
   HERO
============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy-deep);
  overflow: hidden;
  padding: 30px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('img/tractocamion.png') center/cover no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,27,45,0.92) 0%, rgba(27,42,74,0.75) 100%);
}

/* Circuit trace SVG overlay */
.hero-circuit {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg width='120' height='120' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M10 60h30m0 0l10-10m0 0h20m0 0l10 10m0 0h30M60 10v30m0 0l-10 10m10-10l10 10M60 80v30m0 0' stroke='%233B82F6' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3Ccircle cx='60' cy='60' r='3' fill='%233B82F6'/%3E%3Ccircle cx='10' cy='60' r='2' fill='%233B82F6'/%3E%3Ccircle cx='110' cy='60' r='2' fill='%233B82F6'/%3E%3Ccircle cx='60' cy='10' r='2' fill='%233B82F6'/%3E%3Ccircle cx='60' cy='110' r='2' fill='%233B82F6'/%3E%3C/svg%3E");
  background-size: 120px;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 80px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59,130,246,0.15);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 100px;
  padding: 6px 18px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue-glow);
  letter-spacing: 0.05em;
  margin-bottom: 28px;
}

.hero-eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--blue-accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  max-width: 700px;
  margin-bottom: 24px;
}

.hero h1 em {
  font-style: normal;
  color: var(--blue-glow);
}

.hero-desc {
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.7);
  max-width: 520px;
  margin-bottom: 40px;
  text-align: justify;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--wa-green);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(37,211,102,0.3);
}
.btn-whatsapp:hover {
  background: var(--wa-green-hover);
  box-shadow: 0 6px 28px rgba(37,211,102,0.4);
}

.btn-email {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.btn-email:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.3);
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ============================
   NOSOTROS
============================ */
.nosotros {
  padding: 120px 0;
  background: var(--white);
}

.nosotros-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.nosotros-text .section-desc {
  margin-bottom: 32px;
  text-align: justify;
}

.nosotros-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.nosotros-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.nosotros-image:hover img {
  transform: scale(1.03);
}

.nosotros-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 16px;
  pointer-events: none;
}

/* ============================
   SERVICIOS
============================ */
.servicios {
  padding: 120px 0;
  background: var(--surface);
}

.servicios-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.servicios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: 16px;
  padding: 36px 32px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(15,27,45,0.1);
  border-color: rgba(59,130,246,0.15);
}

.service-img {
  width: 100%;
  height: 180px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 24px;
}

.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-img img {
  transform: scale(1.05);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--slate);
  text-align: justify;
}

/* ============================
   GALERÍA
============================ */
.galeria {
  padding: 120px 0;
  background: var(--white);
}

.galeria-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.galeria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.galeria-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 16/10;
  cursor: pointer;
}

.galeria-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.galeria-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,27,45,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.galeria-item:hover img {
  transform: scale(1.08);
}

.galeria-item:hover::after {
  opacity: 1;
}

.galeria-caption {
  position: absolute;
  bottom: 16px;
  left: 20px;
  right: 20px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  z-index: 1;
  transform: translateY(10px);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.galeria-item:hover .galeria-caption {
  transform: translateY(0);
  opacity: 1;
}

/* Vary the first item to span 2 columns */
.galeria-item:first-child {
  grid-column: span 2;
  aspect-ratio: 2/1;
}

/* ============================
   CONTACTO
============================ */
.contacto {
  padding: 120px 0;
  background: var(--navy-deep);
  position: relative;
  overflow: hidden;
}

.contacto .hero-circuit {
  opacity: 0.04;
}

.contacto-inner {
  position: relative;
  z-index: 2;
}

.contacto-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.contacto-header .section-title {
  color: var(--white);
}

.contacto-header .section-desc {
  color: rgba(255,255,255,0.6);
  margin: 0 auto;
}

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

.contacto-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.contacto-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(59,130,246,0.3);
  transform: translateY(-4px);
}

.contacto-card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contacto-card-icon.wa { background: rgba(37,211,102,0.15); }
.contacto-card-icon.email { background: rgba(59,130,246,0.15); }
.contacto-card-icon.location { background: rgba(148,163,184,0.15); }

.contacto-card-icon svg {
  width: 28px;
  height: 28px;
}

.contacto-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.contacto-card p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
  margin-bottom: 24px;
}

.contacto-card .btn {
  width: 100%;
  justify-content: center;
  padding: 14px 24px;
  font-size: 0.95rem;
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.08);
}

.email-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
}

.email-text {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  user-select: all;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.7);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  transition: background 0.2s, color 0.2s;
}

.btn-copy:hover {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

.btn-copy.copied {
  background: rgba(37,211,102,0.2);
  color: var(--wa-green);
}

/* ============================
   FOOTER
============================ */
.footer {
  padding: 32px 0;
  background: #080E1A;
  text-align: center;
}

.footer p {
  font-size: 0.85rem;
  color: var(--slate);
}

.footer p + p {
  margin-top: 4px;
  font-size: 0.8rem;
  color: rgba(100,116,139,0.6);
}

/* ============================
   LIGHTBOX
============================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  cursor: pointer;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 8px;
  transform: scale(0.9);
  transition: transform 0.35s ease;
}

.lightbox.open img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: rgba(255,255,255,0.1);
  border: none;
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
}

/* ============================
   RESPONSIVE
============================ */
@media (max-width: 900px) {

   .nosotros-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .servicios-grid,
  .contacto-cards {
    grid-template-columns: 1fr 1fr;
  }
  .galeria-grid {
    grid-template-columns: 1fr 1fr;
  }
  .galeria-item:first-child {
    grid-column: span 2;
  }
}

@media (max-width: 640px) {

   .nosotros-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: rgba(15,27,45,0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 4px;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }
  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav-toggle { display: flex; }

  .hero h1 { font-size: 2.2rem; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; justify-content: center; }

  .servicios-grid,
  .contacto-cards,
  .galeria-grid {
    grid-template-columns: 1fr;
  }
  .galeria-item:first-child {
    grid-column: span 1;
    aspect-ratio: 16/10;
  }

   .contacto-card {
    padding: 28px 20px;
  }

  .contacto-header {
    margin: 0 auto 40px;
  }

  .contacto {
    padding: 80px 0;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .hero-eyebrow::before { animation: none; }
}