/* ============================================================
   CSS Variables & Reset
   ============================================================ */
:root {
  --color-primary:  #4683ab;
  --color-light:    #bbd2ea;
  --color-neutral:  #82878c;
  --color-dark:     #1a2b38;
  --color-white:    #ffffff;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --container-max: 1200px;
  --section-pad:   6rem 0;
  --radius:        6px;
  --transition:    0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-dark);
  background: var(--color-white);
}

img { display: block; max-width: 100%; height: auto; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }

/* ============================================================
   Utilities
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { padding: var(--section-pad); }

.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header--light .section-title,
.section-header--light .section-eyebrow { color: var(--color-white); }

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  color: var(--color-dark);
  margin-bottom: 1rem;
}

.section-divider {
  width: 48px;
  height: 3px;
  background: var(--color-primary);
  margin: 0 auto;
}
.section-divider--light { background: var(--color-light); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition);
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: #3570952;
  background: color-mix(in srgb, var(--color-primary) 85%, black);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.65);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn--full { width: 100%; text-align: center; }

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26, 43, 56, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(70, 131, 171, 0.25);
  transition: background var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 2rem;
}

.logo { display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0; }
.logo-img { height: 40px; width: auto; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--color-white); background: rgba(70,131,171,0.25); }

.nav-link--cta {
  color: var(--color-white);
  background: var(--color-primary);
  padding: 0.45rem 1.1rem;
}
.nav-link--cta:hover { background: color-mix(in srgb, var(--color-primary) 80%, black); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.is-active .hamburger__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-active .hamburger__bar:nth-child(2) { opacity: 0; }
.hamburger.is-active .hamburger__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('../img1.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 43, 56, 0.78) 0%,
    rgba(26, 43, 56, 0.55) 60%,
    rgba(70, 131, 171, 0.35) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
  max-width: 760px;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-light);
  margin-bottom: 1.2rem;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 1.0;
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  max-width: 540px;
  margin: 0 auto 2.5rem;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero__scroll-indicator span {
  display: block;
  width: 24px;
  height: 36px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 12px;
  position: relative;
}
.hero__scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.7);
  border-radius: 2px;
  animation: scroll-bounce 1.8s ease infinite;
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  80%       { transform: translateX(-50%) translateY(10px); opacity: 0; }
}

/* ============================================================
   Nosotros
   ============================================================ */
.section--nosotros { background: var(--color-white); }

.nosotros__grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 3.5rem;
}

.nosotros__image-frame {
  border: 3px solid var(--color-primary);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
.nosotros__image-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(70,131,171,0.18));
  pointer-events: none;
}
.nosotros__image-frame img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.nosotros__text-col h3.nosotros__subtitle {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}
.nosotros__text-col p { margin-bottom: 1rem; color: #3a4a55; }

/* Misión / Visión */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.mv-card {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--color-primary);
}

.mv-card__icon {
  color: var(--color-light);
  margin-bottom: 1rem;
}
.mv-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-light);
  margin-bottom: 0.75rem;
}
.mv-card__text { color: rgba(255,255,255,0.78); font-size: 0.95rem; }

/* ============================================================
   Servicios
   ============================================================ */
.section--dark {
  background: var(--color-dark);
  position: relative;
  overflow: hidden;
}
.section--dark::before {
  content: '';
  position: absolute;
  top: -60px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--color-white);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.section--dark .section-eyebrow { color: var(--color-light); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(70,131,171,0.25);
  border-radius: var(--radius);
  padding: 2.25rem 1.75rem;
  color: var(--color-white);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  background: rgba(70,131,171,0.12);
}

.service-card__icon {
  color: var(--color-light);
  margin-bottom: 1.25rem;
}
.service-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  margin-bottom: 0.6rem;
  color: var(--color-white);
}
.service-card__text { color: rgba(255,255,255,0.72); font-size: 0.92rem; }

/* ============================================================
   Productos
   ============================================================ */
.section--productos {
  background: #f0f6fb;
  position: relative;
  overflow: hidden;
}
.section--productos::before {
  content: '';
  position: absolute;
  top: -60px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--color-dark);
  clip-path: polygon(0 0, 0 100%, 100% 0);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.product-card {
  background: var(--color-white);
  border: 1px solid rgba(70,131,171,0.18);
  border-top: 3px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(70,131,171,0.18);
}

.product-card__icon {
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.product-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}
.product-card__text { color: var(--color-neutral); font-size: 0.9rem; }

/* ============================================================
   Estadísticas
   ============================================================ */
.section--stats {
  background: var(--color-primary);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}
.section--stats::before {
  content: '';
  position: absolute;
  top: -50px;
  left: 0;
  right: 0;
  height: 50px;
  background: #f0f6fb;
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.section--stats::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  height: 50px;
  background: var(--color-white);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item { color: var(--color-white); }

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(3rem, 5vw, 4.5rem);
  line-height: 1;
  margin-bottom: 0.6rem;
  color: var(--color-white);
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.82);
  font-weight: 500;
  line-height: 1.3;
}

/* ============================================================
   Valores
   ============================================================ */
.section--valores { background: var(--color-white); }

.valores-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.valor-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(70,131,171,0.18);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.valor-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 28px rgba(70,131,171,0.16);
  border-color: var(--color-primary);
}

.valor-card__icon {
  color: var(--color-primary);
  margin: 0 auto 1.1rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(70,131,171,0.1);
  border-radius: 50%;
}

.valor-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}
.valor-card__text { color: var(--color-neutral); font-size: 0.88rem; }

/* ============================================================
   Colaboradores
   ============================================================ */
.section--colaboradores { background: #f7f9fb; }

.colaboradores-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}

.colaborador-box {
  background: var(--color-white);
  border: 2px dashed rgba(130, 135, 140, 0.35);
  border-radius: var(--radius);
  aspect-ratio: 3/2;
  display: flex;
  align-items: center;
  justify-content: center;
}
.colaborador-box span {
  font-size: 0.75rem;
  color: var(--color-neutral);
  text-align: center;
  font-family: var(--font-mono);
}

/* ============================================================
   Contacto
   ============================================================ */
.section--contacto {
  background: var(--color-dark);
  position: relative;
}
.section--contacto::before {
  content: '';
  position: absolute;
  top: -50px;
  left: 0;
  right: 0;
  height: 50px;
  background: #f7f9fb;
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: start;
}

.contacto-info__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-light);
  margin-bottom: 2rem;
}

.contacto-info__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.contacto-info__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: rgba(70,131,171,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-light);
  margin-top: 2px;
}

.contacto-info__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-neutral);
  margin-bottom: 0.25rem;
}

.contacto-info__value {
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 500;
  transition: color var(--transition);
}
.contacto-info__value:hover { color: var(--color-light); }

/* Form */
.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  margin-bottom: 0.45rem;
}
.form-label--optional {
  font-weight: 400;
  color: var(--color-neutral);
  font-size: 0.8rem;
}

.form-input {
  width: 100%;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(70,131,171,0.35);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), background var(--transition);
}
.form-input::placeholder { color: rgba(255,255,255,0.3); }
.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255,255,255,0.1);
}
.form-input.is-invalid { border-color: #e05c5c; }

.form-textarea { resize: vertical; min-height: 130px; }

.form-error {
  display: block;
  font-size: 0.78rem;
  color: #e07575;
  margin-top: 0.3rem;
  min-height: 1.1em;
}

#form-feedback {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: none;
}
#form-feedback.feedback--success {
  display: block;
  background: rgba(56, 161, 105, 0.2);
  border: 1px solid rgba(56, 161, 105, 0.5);
  color: #9ae6b4;
}
#form-feedback.feedback--error {
  display: block;
  background: rgba(224, 92, 92, 0.2);
  border: 1px solid rgba(224, 92, 92, 0.5);
  color: #fca5a5;
}

/* Honeypot — oculto para humanos, visible para bots */
.honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: #0e1b25;
  color: rgba(255,255,255,0.55);
  padding: 2.5rem 0;
  font-size: 0.88rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-brand { display: flex; align-items: center; gap: 0.75rem; }
.footer-logo { height: 32px; width: auto; opacity: 0.9; }
.footer-tagline {
  font-family: var(--font-display);
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
}

.footer-nav { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-nav a {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--color-light); }

.footer-copy { color: rgba(255,255,255,0.35); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .stats-grid      { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .valores-grid    { grid-template-columns: repeat(2, 1fr); }
  .colaboradores-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  /* Header mobile */
  .hamburger { display: flex; }

  .main-nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(26, 43, 56, 0.97);
    backdrop-filter: blur(14px);
    padding: 1.5rem;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    border-bottom: 2px solid var(--color-primary);
  }
  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
  }
  .nav-list { flex-direction: column; gap: 0.25rem; align-items: stretch; }
  .nav-link { display: block; padding: 0.75rem 1rem; }
  .nav-link--cta { text-align: center; margin-top: 0.5rem; }

  /* Layouts */
  .nosotros__grid  { grid-template-columns: 1fr; gap: 2rem; }
  .mv-grid         { grid-template-columns: 1fr; }
  .services-grid   { grid-template-columns: 1fr; }
  .products-grid   { grid-template-columns: 1fr 1fr; }
  .contacto-grid   { grid-template-columns: 1fr; gap: 2.5rem; }

  /* Diagonals interfere at mobile */
  .section--dark::before,
  .section--productos::before,
  .section--stats::before,
  .section--stats::after,
  .section--contacto::before { display: none; }
}

@media (max-width: 560px) {
  .hero__title { font-size: clamp(2.6rem, 11vw, 3.5rem); }
  .hero__ctas  { flex-direction: column; align-items: center; }

  .products-grid      { grid-template-columns: 1fr; }
  .stats-grid         { grid-template-columns: 1fr 1fr; }
  .valores-grid       { grid-template-columns: 1fr; }
  .colaboradores-grid { grid-template-columns: repeat(2, 1fr); }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav   { justify-content: center; }
}