@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Playfair+Display:wght@600&display=swap');

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

:root {
  --blue-900: #042C53;
  --blue-800: #0C447C;
  --blue-600: #185FA5;
  --blue-400: #378ADD;
  --blue-200: #85B7EB;
  --blue-100: #B5D4F4;
  --blue-50:  #E6F1FB;
  --gray-900: #2C2C2A;
  --gray-600: #5F5E5A;
  --gray-200: #B4B2A9;
  --gray-100: #D3D1C7;
  --gray-50:  #F1EFE8;
  --white: #ffffff;
  --nav-h: 120px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
}

/* NAV */
nav {
  position: sticky; top: 0; z-index: 100;
  height: auto; min-height: var(--nav-h);
  background: var(--white);
  border-bottom: 1px solid var(--blue-100);
  display: flex; align-items: center;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  gap: 2rem;
}

.nav-logo {
  text-decoration: none;
  white-space: nowrap;
  margin-right: auto;
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 110px;
  width: auto;
}

.nav-logo span { display: none; }

nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-600);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

nav a:hover, nav a.active { color: var(--blue-600); }

.nav-cta {
  background: var(--blue-600);
  color: var(--white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 6px;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: var(--blue-800) !important; color: var(--white) !important; }

.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--gray-900); margin: 5px 0; transition: 0.3s; }

/* HERO */
.hero {
  background: linear-gradient(135deg, rgba(4,44,83,0.65) 0%, rgba(24,95,165,0.60) 100%), url("hero.jpg") center/cover no-repeat;
  color: var(--white);
  padding: clamp(4rem, 10vw, 7rem) clamp(1.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  min-height: 480px;
}

.hero-text h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.hero-text p {
  font-size: 1.05rem;
  opacity: 0.88;
  margin-bottom: 2rem;
  max-width: 42ch;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }

.btn-white { background: var(--white); color: var(--blue-800); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,0.6); margin-left: 0.75rem; }

.hero-info {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  padding: 2rem;
}

.hero-info h3 { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.7; margin-bottom: 1.25rem; }

.info-row { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 1rem; }
.info-icon { font-size: 1.1rem; margin-top: 2px; opacity: 0.8; }
.info-row p { font-size: 0.9rem; opacity: 0.9; line-height: 1.5; }
.info-row strong { display: block; font-weight: 600; opacity: 1; }

/* SECTIONS */
section { padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 5vw, 4rem); }

.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--blue-900);
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1rem;
  color: var(--gray-600);
  max-width: 55ch;
  margin-bottom: 2.5rem;
}

/* CARDS GRID */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }

.card {
  background: var(--white);
  border: 1px solid var(--blue-100);
  border-radius: 12px;
  padding: 1.75rem;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(24,95,165,0.1); border-color: var(--blue-200); }

.card-icon {
  width: 48px; height: 48px;
  background: var(--blue-50);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.card h3 { font-size: 1.05rem; font-weight: 600; color: var(--blue-900); margin-bottom: 0.5rem; }
.card p { font-size: 0.9rem; color: var(--gray-600); }

/* SERVICES LIST */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }

.service-group h3 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-600);
  border-bottom: 2px solid var(--blue-100);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

.service-group ul { list-style: none; }

.service-group li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--gray-900);
  border-bottom: 1px solid var(--gray-50);
}

.service-group li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--blue-400);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ABOUT SECTION */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-text p { color: var(--gray-600); margin-bottom: 1rem; line-height: 1.8; }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2rem; }
.stat-card { background: var(--blue-50); border-radius: 10px; padding: 1.25rem; text-align: center; }
.stat-card .num { font-family: 'Playfair Display', serif; font-size: 2rem; color: var(--blue-800); }
.stat-card .lbl { font-size: 0.8rem; color: var(--blue-600); font-weight: 500; margin-top: 0.25rem; }

.about-visual {
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  border-radius: 16px;
  padding: 2.5rem;
  color: var(--white);
}

.about-visual h3 { font-family: 'Playfair Display', serif; font-size: 1.4rem; margin-bottom: 1.5rem; }
.timeline-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.timeline-dot { width: 10px; height: 10px; background: var(--blue-200); border-radius: 50%; margin-top: 6px; flex-shrink: 0; }
.timeline-item p { font-size: 0.9rem; opacity: 0.88; line-height: 1.6; }
.timeline-item strong { display: block; font-size: 1rem; opacity: 1; font-weight: 600; margin-bottom: 0.2rem; }

/* CONTACT */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }

.contact-info h2 { font-family: 'Playfair Display', serif; font-size: 1.8rem; color: var(--blue-900); margin-bottom: 1.5rem; }

.contact-detail { display: flex; gap: 1rem; margin-bottom: 1.5rem; align-items: flex-start; }
.contact-detail-icon {
  width: 44px; height: 44px; background: var(--blue-50); border-radius: 10px;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0;
}
.contact-detail h4 { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--blue-400); margin-bottom: 0.25rem; }
.contact-detail p { font-size: 0.95rem; color: var(--gray-600); line-height: 1.6; }

.contact-form { background: var(--blue-50); border-radius: 16px; padding: 2rem; }
.contact-form h3 { font-size: 1.1rem; font-weight: 600; color: var(--blue-900); margin-bottom: 1.5rem; }

.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 500; color: var(--gray-900); margin-bottom: 0.4rem; }
.form-group input, .form-group textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--blue-100);
  border-radius: 8px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--blue-400); }
.form-group textarea { height: 110px; resize: vertical; }

.btn-submit {
  width: 100%;
  padding: 0.8rem;
  background: var(--blue-600);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 0.5rem;
}

.btn-submit:hover { background: var(--blue-800); }

/* DOWNLOAD PAGE */
.download-hero {
  background: var(--blue-50);
  padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 5vw, 4rem);
  text-align: center;
}

.download-card {
  max-width: 560px;
  margin: 2rem auto 0;
  background: var(--white);
  border: 1px solid var(--blue-100);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: left;
}

.download-card p { color: var(--gray-600); margin-bottom: 1.5rem; line-height: 1.7; }
.download-card .btn { display: block; text-align: center; background: var(--blue-600); color: var(--white); }
.download-card .btn:hover { background: var(--blue-800); }

/* FOOTER */
footer {
  background: var(--blue-900);
  color: rgba(255,255,255,0.75);
  padding: 3rem clamp(1.5rem, 5vw, 4rem) 1.5rem;
}

.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 2.5rem; }

footer .nav-logo { color: var(--white); display: block; margin-bottom: 0.75rem; }
footer p { font-size: 0.88rem; line-height: 1.7; }
footer h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); margin-bottom: 1rem; }
footer ul { list-style: none; }
footer ul li { margin-bottom: 0.5rem; }
footer ul li a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.88rem; transition: color 0.2s; }
footer ul li a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  font-size: 0.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* BG ALTERNATING */
.bg-light { background: var(--blue-50); }

/* RESPONSIVE */
@media (max-width: 768px) {

  /* NAV */
  nav {
    flex-wrap: wrap;
    height: auto;
    padding: 0.75rem 1.25rem;
    gap: 0;
    position: relative;
    align-items: center;
  }
  .nav-logo { flex: 1; }
  .nav-logo img { height: 70px; }
  .hamburger { display: flex; flex-direction: column; justify-content: center; margin-left: auto; }
  nav .nav-cta { display: none; }
  nav a:not(.nav-cta):not(.nav-logo) { display: none; }
  nav.open a:not(.nav-logo) {
    display: block;
    width: 100%;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--blue-50);
    font-size: 1rem;
  }
  nav.open .nav-cta {
    display: block !important;
    margin-top: 0.5rem;
    text-align: center;
    border-radius: 6px;
    border-bottom: none !important;
    padding: 0.65rem;
  }

  /* HERO */
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: clamp(2rem, 6vw, 3rem) 1.25rem;
    background-size: cover !important;
    background-position: center !important;
  }
  .hero-info {
    display: block;
    background: rgba(255,255,255,0.12);
    border-radius: 10px;
    padding: 1.25rem;
    margin-top: 1.5rem;
  }
  .hero-text h1 { font-size: 1.7rem; }
  .hero-text p { font-size: 0.9rem; }
  .info-row p { font-size: 0.85rem; }

  /* SECTIONS */
  section { padding: 2rem 1.25rem; }
  .section-title { font-size: 1.4rem; }
  .section-sub { font-size: 0.9rem; }

  /* CARDS */
  .cards { grid-template-columns: 1fr; gap: 1rem; }

  /* ABOUT */
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .stat-grid { grid-template-columns: 1fr 1fr; }

  /* CONTACT */
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }

  /* NOSOTROS grids inline */
  div[style*="grid-template-columns: 1fr 1fr"],
  div[style*="grid-template-columns: 1fr 2fr"] {
    display: block !important;
  }
  div[style*="grid-template-columns: 1fr 1fr"] > div,
  div[style*="grid-template-columns: 1fr 2fr"] > div {
    margin-bottom: 1.25rem;
  }

  /* IFRAME MAPA */
  iframe { height: 260px !important; }

  /* FOOTER */
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  footer .nav-logo img { height: 70px; }

  /* DOWNLOAD PAGE */
  .download-card { padding: 1.5rem; }

  /* SERVICIOS grid */
  .services-grid { grid-template-columns: 1fr; }

  /* BTN */
  .btn { font-size: 0.85rem; padding: 0.6rem 1.1rem; }
  .btn-outline { margin-left: 0; margin-top: 0.5rem; }
}

/* Hamburger JS toggle */
nav.open { padding-bottom: 0.75rem; }