/* ============================================================
   CARGAMAX INDUSTRIAL — style.css
   ============================================================ */

:root {
  --color-accent:     #f26554;
  --color-accent-alt: #1db6e8;
  --color-industrial: #617379;
  --color-dark:       #333333;
  --color-white:      #ffffff;
  --color-gray:       #666666;
  --color-light:      #f7f7f7;
  --font-heading:     'Montserrat', sans-serif;
  --font:             'Poppins', sans-serif;
  --container:        1200px;
  --radius:           6px;
  --transition:       0.3s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--color-dark); background: var(--color-white); line-height: 1.6; }
img  { max-width: 100%; height: auto; display: block; }
a    { color: inherit; text-decoration: none; }
ul   { list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}
.btn-primary { background: var(--color-accent); color: var(--color-white); }
.btn-primary:hover { background: #d94f3c; transform: translateY(-2px); }
.btn-outline { border: 2px solid var(--color-white); color: var(--color-white); background: transparent; }
.btn-outline:hover { background: var(--color-white); color: var(--color-dark); }

/* ── Sections ── */
section { padding: 80px 0; }
.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-dark);
  text-align: center;
  margin-bottom: 12px;
}
.section-subtitle {
  text-align: center;
  color: var(--color-gray);
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: 0.95rem;
}
.section-divider { width: 56px; height: 4px; background: var(--color-accent); margin: 12px auto 40px; border-radius: 2px; }

/* ── Fade in ── */
.fade-in { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  transition: var(--transition);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 84px; }

.navbar-logo img { height: 64px; width: auto; }

.navbar-menu { display: flex; gap: 28px; align-items: center; }
.navbar-menu a {
  font-family: var(--font-heading); font-weight: 600; font-size: 0.85rem;
  color: var(--color-dark); text-transform: uppercase; letter-spacing: 0.5px;
  transition: color var(--transition); position: relative;
}
.navbar-menu a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--color-accent); transition: width var(--transition); }
.navbar-menu a:hover { color: var(--color-accent); }
.navbar-menu a:hover::after { width: 100%; }

.navbar-phone {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-heading); font-weight: 700; font-size: 0.9rem;
  color: var(--color-accent);
}

.navbar-cta {
  display: inline-block;
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
  font-family: var(--font-heading); font-weight: 700; font-size: 0.82rem;
  letter-spacing: 0.3px; text-transform: none;
  padding: 9px 20px; border-radius: var(--radius);
  transition: var(--transition); white-space: nowrap;
}
.navbar-cta:hover { background: var(--color-accent); color: var(--color-white); }

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

/* ============================================================
   HERO — video background
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding-top: 84px;
  overflow: hidden;
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
}
.hero-content { position: relative; z-index: 2; text-align: center; padding: 60px 0; }
.hero h1 {
  font-family: var(--font-heading); font-size: 3.2rem; font-weight: 800;
  color: var(--color-white); line-height: 1.2; margin-bottom: 20px;
  font-style: italic;
  text-shadow: 0 2px 16px rgba(0,0,0,0.4);
}
.hero p {
  font-size: 1.15rem; color: rgba(255,255,255,0.9);
  max-width: 580px; margin: 0 auto;
}

/* ============================================================
   QUIÉNES SOMOS
   ============================================================ */
.quienes { background: var(--color-white); }
.quienes-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.quienes-text .section-title { text-align: left; }
.quienes-text .section-divider { margin-left: 0; }
.quienes-text p { color: var(--color-gray); margin-bottom: 16px; line-height: 1.75; }
.quienes-carousel { position: relative; border-radius: 12px; overflow: hidden; box-shadow: 0 16px 48px rgba(0,0,0,0.1); aspect-ratio: 4/3; }
.carousel-slides { position: relative; width: 100%; height: 100%; }
.carousel-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1s ease-in-out; }
.carousel-slide.active { opacity: 1; }
.carousel-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.carousel-dots { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 2; }
.carousel-dot { width: 8px; height: 8px; border-radius: 50%; border: none; cursor: pointer; background: rgba(255,255,255,0.5); padding: 0; transition: background 0.3s; box-shadow: 0 0 3px rgba(24,39,75,0.3); }
.carousel-dot.active { background: var(--color-white); }

/* ============================================================
   MARCAS
   ============================================================ */
.marcas { background: var(--color-light); padding: 60px 0; }
.marcas-logos { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.marca-logo-box { background: var(--color-white); border-radius: var(--radius); padding: 20px 24px; display: flex; align-items: center; justify-content: center; flex: 0 0 calc(20% - 13px); box-shadow: 0 2px 8px rgba(0,0,0,0.07); }
.marca-logo-box img { max-height: 60px; width: auto; object-fit: contain; }

/* ============================================================
   SERVICIOS
   ============================================================ */
.servicios { background: var(--color-white); }
.servicios-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.servicio-card {
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 4px solid transparent;
  padding-top: 32px; text-align: center;
}
.servicio-card:hover { transform: translateY(-6px); box-shadow: 0 12px 36px rgba(0,0,0,0.12); border-top-color: var(--color-accent); }
.servicio-img { width: 180px; height: 180px; border-radius: 50%; overflow: hidden; margin: 0 auto 24px; }
.servicio-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.servicio-card:hover .servicio-img img { transform: scale(1.05); }
.servicio-body { padding: 24px; }
.servicio-body h3 { font-family: var(--font-heading); font-weight: 700; font-size: 1rem; color: var(--color-dark); margin-bottom: 10px; }
.servicio-body p { color: var(--color-gray); font-size: 0.88rem; line-height: 1.65; margin-bottom: 14px; }
.servicio-body ul { display: flex; flex-direction: column; gap: 5px; }
.servicio-body li { font-size: 0.84rem; color: var(--color-dark); display: flex; align-items: flex-start; gap: 8px; }
.servicio-body li::before { content: '✓'; color: var(--color-accent); font-weight: 700; flex-shrink: 0; }


/* ============================================================
   MANTENIMIENTO
   ============================================================ */
.mantenimiento { background: #1e2b2f; }
.mantenimiento-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.mantenimiento-text .section-title { text-align: left; color: var(--color-white); font-size: 2.8rem; line-height: 1.2; }
.mantenimiento-text p { color: rgba(255,255,255,0.85); margin-bottom: 20px; line-height: 1.75; }
.mantenimiento-text strong { color: var(--color-white); }
.cobertura-list { display: flex; flex-direction: column; gap: 10px; margin: 4px 0 20px; }
.cobertura-item { display: flex; align-items: center; gap: 10px; font-size: 0.95rem; font-weight: 700; color: var(--color-white); }
.cobertura-item::before { content: '📍'; }
.mantenimiento-map { border-radius: 8px; overflow: hidden; box-shadow: 0 8px 32px rgba(0,0,0,0.4); }
.mantenimiento-map iframe { display: block; }

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto { background: var(--color-white); }
.contacto-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: start; }
.contacto-info h3 { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; color: var(--color-dark); margin-bottom: 14px; }
.contacto-info p { color: var(--color-gray); margin-bottom: 28px; line-height: 1.75; }
.contact-items { display: flex; flex-direction: column; gap: 18px; }
.contact-item { display: flex; align-items: flex-start; gap: 14px; }
.contact-icon { width: 42px; height: 42px; background: var(--color-accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-icon svg { color: var(--color-white); }
.contact-item strong { display: block; font-family: var(--font-heading); font-weight: 700; font-size: 0.88rem; color: var(--color-dark); }
.contact-item span { font-size: 0.88rem; color: var(--color-gray); }

.contact-form { background: var(--color-white); padding: 40px; border-radius: 12px; box-shadow: 0 8px 40px rgba(0,0,0,0.08); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-family: var(--font-heading); font-weight: 600; font-size: 0.82rem; color: var(--color-dark); margin-bottom: 6px; }
.form-group input,
.form-group textarea {
  width: 100%; padding: 11px 15px;
  border: 1.5px solid #ddd; border-radius: var(--radius);
  font-family: var(--font); font-size: 0.92rem; color: var(--color-dark);
  background: var(--color-white); transition: border-color var(--transition); outline: none;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--color-accent); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-submit { width: 100%; padding: 13px; font-size: 0.95rem; letter-spacing: 1px; text-transform: uppercase; }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.form-message { margin-top: 14px; padding: 11px 15px; border-radius: var(--radius); font-size: 0.88rem; font-weight: 600; display: none; }
.form-message.success { background: #d4edda; color: #155724; display: block; }
.form-message.error   { background: #f8d7da; color: #721c24; display: block; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: #1e2b2f; color: rgba(255,255,255,0.75); padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand img { height: 44px; margin-bottom: 14px; filter: brightness(10); }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; }
.footer-col h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.9rem; color: var(--color-white); margin-bottom: 14px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--color-accent); }
.footer-tel { color: var(--color-accent); font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; margin-top: 16px; display: block; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 0; display: flex; align-items: center; justify-content: space-between; font-size: 0.8rem; }
.footer-bottom a { color: var(--color-accent); }


/* ============================================================
   AGRADECIMIENTO
   ============================================================ */
.thanks-section { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1e2b2f 0%, #3d4f54 100%); padding-top: 70px; text-align: center; }
.thanks-box { background: var(--color-white); border-radius: 16px; padding: 60px 48px; max-width: 520px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.thanks-icon { width: 76px; height: 76px; background: rgba(29,182,232,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 22px; }
.thanks-icon svg { color: var(--color-accent-alt); }
.thanks-box h1 { font-family: var(--font-heading); font-size: 1.7rem; font-weight: 800; color: var(--color-dark); margin-bottom: 10px; }
.thanks-box p { color: var(--color-gray); margin-bottom: 28px; line-height: 1.7; }

/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */
@media (max-width: 1024px) {
  .quienes-grid { grid-template-columns: 1fr; gap: 40px; }
  .servicios-grid { grid-template-columns: repeat(2, 1fr); }
  .mantenimiento-grid { grid-template-columns: 1fr; gap: 40px; }
  .mantenimiento-text .section-title { font-size: 2rem; }
  .contacto-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .marca-logo-box { flex: 0 0 calc(33% - 11px); }
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 768px) {
  .navbar-menu { display: none; position: absolute; top: 84px; left: 0; right: 0; background: var(--color-white); flex-direction: column; gap: 0; padding: 12px 0; box-shadow: 0 8px 20px rgba(0,0,0,0.1); }
  .navbar-menu.open { display: flex; }
  .navbar-menu a { padding: 12px 24px; width: 100%; }
  .navbar-menu a::after { display: none; }
  .navbar-phone { display: none; }
  .navbar-cta { display: none; }
  .navbar-toggle { display: flex; }

  .hero h1 { font-size: 2rem; }
  .section-title { font-size: 1.6rem; }
  .quienes-carousel { aspect-ratio: 3/2; }
  .servicios-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 24px 18px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .thanks-box { padding: 40px 22px; margin: 0 16px; }
}