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

:root {
  --bg:        #0f172a;
  --bg-2:      #111827;
  --bg-card:   #1e293b;
  --bg-card-h: #263347;
  --border:    rgba(255,255,255,0.07);
  --border-h:  rgba(59,130,246,0.35);
  --blue:      #3b82f6;
  --blue-d:    #2563eb;
  --green:     #10b981;
  --green-d:   #059669;
  --text:      #f1f5f9;
  --text-2:    #94a3b8;
  --text-3:    #64748b;
  --radius:    14px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* =============================
   TYPOGRAPHY UTILITIES
============================= */
.gradient-text {
  background: linear-gradient(135deg, var(--blue) 0%, var(--green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* =============================
   BUTTONS
============================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--green) 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(59,130,246,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59,130,246,0.45);
  filter: brightness(1.1);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-h);
}
.btn-outline:hover {
  background: rgba(59,130,246,0.1);
  border-color: var(--blue);
  color: #fff;
  transform: translateY(-2px);
}

.btn-nav {
  background: linear-gradient(135deg, var(--blue), var(--green));
  color: #fff;
  padding: 9px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(59,130,246,0.3);
}
.btn-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(59,130,246,0.4);
  filter: brightness(1.08);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.875rem;
}

/* =============================
   NAVBAR
============================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: rgba(15,23,42,0);
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.navbar.scrolled {
  background: rgba(15,23,42,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border), 0 8px 32px rgba(0,0,0,0.3);
  padding: 10px 0;
}

.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}
.nav-logo .logo-text span { color: var(--blue); }

.nav-links {
  display: flex;
  gap: 8px;
  margin-left: auto;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.06); }

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

/* =============================
   HERO
============================= */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: float 8s ease-in-out infinite;
}
.blob-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.15) 0%, transparent 70%);
  top: -100px; left: -150px;
}
.blob-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
  bottom: -80px; right: -100px;
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-content h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-slogan {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: 16px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-3);
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-actions .btn { padding: 14px 28px; font-size: 1rem; }

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 24px 32px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-3);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: var(--border);
}

.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 1;
  opacity: 0.45;
}
.scroll-hint span {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 500;
}
.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid var(--text-3);
  border-bottom: 2px solid var(--text-3);
  transform: rotate(45deg);
  animation: bounce 1.6s ease-in-out infinite;
}
@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50%       { transform: rotate(45deg) translateY(5px); }
}

/* =============================
   CONTAINER
============================= */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* =============================
   SECTION HEADER
============================= */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.25);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  line-height: 1.2;
}
.section-header p {
  color: var(--text-2);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

/* =============================
   SERVICIOS
============================= */
.servicios {
  padding: 100px 0;
  background: var(--bg-2);
  position: relative;
}
.servicios::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), var(--green), transparent);
  opacity: 0.3;
}

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

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: default;
}
.card:hover {
  background: var(--bg-card-h);
  border-color: var(--border-h);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35), 0 0 0 1px rgba(59,130,246,0.15);
}

.card-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon-blue {
  background: rgba(59,130,246,0.12);
  color: var(--blue);
  border: 1px solid rgba(59,130,246,0.2);
}
.icon-green {
  background: rgba(16,185,129,0.12);
  color: var(--green);
  border: 1px solid rgba(16,185,129,0.2);
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}

.card-footer { margin-top: 4px; }
.card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  transition: color var(--transition), gap var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.card-link:hover { color: var(--green); }
.card-link span { transition: transform var(--transition); }
.card-link:hover span { transform: translateX(4px); }

/* =============================
   CTA STRIP
============================= */
.cta-strip {
  background: linear-gradient(135deg, rgba(59,130,246,0.1) 0%, rgba(16,185,129,0.1) 100%);
  border-top: 1px solid rgba(59,130,246,0.15);
  border-bottom: 1px solid rgba(16,185,129,0.15);
  padding: 56px 0;
}
.cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.cta-content p { color: var(--text-2); }
.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* =============================
   CONTACTO
============================= */
.contacto {
  padding: 100px 0;
  background: var(--bg);
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contacto-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.info-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.info-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.info-item strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-3);
  margin-bottom: 5px;
}
.info-item span {
  color: var(--text-2);
  font-size: 0.95rem;
  line-height: 1.6;
}
.info-item a {
  color: var(--text-2);
  transition: color var(--transition);
}
.info-item a:hover { color: var(--blue); }

.contacto-map {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 32px;
  gap: 14px;
  color: var(--text-3);
}
.map-placeholder p {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* =============================
   FOOTER
============================= */
.footer {
  background: #080f1c;
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
}

.footer-brand .logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  display: block;
  margin-bottom: 12px;
}
.footer-brand .logo-text span { color: var(--blue); }
.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-3);
  line-height: 1.65;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 8px; }
.footer-links a {
  font-size: 0.875rem;
  color: var(--text-3);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--blue); }

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-bottom {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* =============================
   SCROLL REVEAL ANIMATIONS
============================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered cards */
.servicios-grid .card:nth-child(1) { transition-delay: 0.05s; }
.servicios-grid .card:nth-child(2) { transition-delay: 0.12s; }
.servicios-grid .card:nth-child(3) { transition-delay: 0.19s; }
.servicios-grid .card:nth-child(4) { transition-delay: 0.26s; }
.servicios-grid .card:nth-child(5) { transition-delay: 0.33s; }
.servicios-grid .card:nth-child(6) { transition-delay: 0.40s; }

/* =============================
   RESPONSIVE — TABLET
============================= */
@media (max-width: 900px) {
  .servicios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .contacto-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links, .btn-nav {
    display: none;
  }
  .hamburger { display: flex; }
}

/* =============================
   RESPONSIVE — MOBILE
============================= */
@media (max-width: 600px) {
  .servicios-grid {
    grid-template-columns: 1fr;
  }
  .hero-stats {
    flex-direction: column;
    gap: 20px;
    padding: 20px;
  }
  .stat-divider { width: 60px; height: 1px; }
  .cta-content {
    flex-direction: column;
    text-align: center;
  }
  .cta-actions { justify-content: center; }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .hero-actions .btn { width: 100%; justify-content: center; max-width: 320px; }
  .desktop-break { display: none; }
}

/* =============================
   MOBILE NAV OVERLAY
============================= */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(15,23,42,0.97);
  backdrop-filter: blur(16px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  transition: color var(--transition);
}
.mobile-nav a:hover { color: var(--blue); }
.mobile-nav .btn { margin-top: 8px; }