/* ─── Reset & Base ─────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #0a0a0a;
  --bg-surface: #111111;
  --accent: #c8a257;
  --accent-light: #e8d5a3;
  --text-primary: #f5f5f5;
  --text-secondary: #888888;
  --text-muted: #555555;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Instrument Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Animations ───────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Section Label ────────────────────────── */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 40px;
}

.section-label.center {
  text-align: center;
}

/* ─── Hero ─────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(200, 162, 87, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 24px;
}

.hero-logo {
  font-size: 5rem;
  font-weight: 300;
  letter-spacing: 20px;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero-line {
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: 0 auto 32px;
  opacity: 0.6;
}

.hero-tagline {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  animation: pulse-down 2s ease-in-out infinite;
}

@keyframes pulse-down {
  0%, 100% { opacity: 0.3; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.8; transform: translateX(-50%) translateY(8px); }
}

/* ─── About ────────────────────────────────── */
.about {
  padding: 140px 0;
  background: var(--bg-surface);
}

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

.about-lead {
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.about-body {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Geometric grid visual */
.geo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  max-width: 240px;
  margin: 0 auto;
}

.geo-cell {
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--text-muted);
  border-radius: 4px;
  opacity: 0.3;
  transition: all 1.2s ease;
}

.geo-cell.active {
  border-color: var(--accent);
  background: rgba(200, 162, 87, 0.08);
  opacity: 1;
  animation: cell-pulse 3s ease-in-out infinite;
}

@keyframes cell-pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; background: rgba(200, 162, 87, 0.15); }
}

/* ─── Chile Map ────────────────────────────── */
.chile-map {
  padding: 140px 0;
  background: var(--bg-primary);
  overflow: hidden;
}

.map-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.map-3d {
  position: relative;
  transform: perspective(800px) rotateY(-15deg) rotateX(5deg);
  transform-style: preserve-3d;
  transition: transform 0.1s linear;
}

.chile-svg {
  width: 100%;
  max-width: 200px;
  margin: 0 auto;
  display: block;
}

.chile-path {
  fill: rgba(200, 162, 87, 0.06);
  stroke: var(--accent);
  stroke-width: 1.2;
  opacity: 0.7;
}

.city-dot {
  fill: transparent;
  stroke: none;
  transition: all 0.6s ease;
}

.city-dot.active {
  fill: var(--accent);
  filter: drop-shadow(0 0 6px rgba(200, 162, 87, 0.6));
  animation: dot-glow 2.5s ease-in-out infinite;
}

@keyframes dot-glow {
  0%, 100% { filter: drop-shadow(0 0 4px rgba(200, 162, 87, 0.4)); }
  50% { filter: drop-shadow(0 0 10px rgba(200, 162, 87, 0.8)); }
}

.city-tooltip {
  position: absolute;
  background: var(--bg-surface);
  color: var(--accent-light);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 1px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
  white-space: nowrap;
  border: 1px solid rgba(200, 162, 87, 0.2);
}

.city-tooltip.show {
  opacity: 1;
}

.map-text {
  display: flex;
  align-items: center;
}

.map-headline {
  font-size: 2rem;
  font-weight: 300;
  line-height: 1.5;
  color: var(--text-primary);
}

/* ─── Mission & Vision ─────────────────────── */
.mission-vision {
  padding: 140px 0;
  background: var(--bg-surface);
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.mv-card {
  padding: 48px;
  border: 1px solid rgba(200, 162, 87, 0.15);
  border-radius: 8px;
}

.mv-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.mv-text {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ─── Services ─────────────────────────────── */
.services {
  padding: 140px 0;
  background: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 20px;
}

.service-card {
  padding: 40px 28px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  transition: border-color 0.3s ease;
}

.service-card:hover {
  border-color: rgba(200, 162, 87, 0.25);
}

.service-icon {
  color: var(--accent);
  margin-bottom: 24px;
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ─── Contact ──────────────────────────────── */
.contact {
  padding: 140px 0;
  background: var(--bg-surface);
}

.contact-content {
  text-align: center;
}

.contact-title {
  font-size: 3rem;
  font-weight: 300;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.contact-email {
  font-size: 1.25rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 1px;
  transition: color 0.2s ease;
  border-bottom: 1px solid transparent;
}

.contact-email:hover {
  color: var(--accent-light);
  border-bottom-color: var(--accent-light);
}

/* ─── Footer ───────────────────────────────── */
.footer {
  padding: 60px 0;
  background: var(--bg-primary);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer-content {
  text-align: center;
}

.footer-logo {
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 8px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.footer-sub {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-location {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ─── Responsive ───────────────────────────── */
@media (max-width: 900px) {
  .about-grid,
  .map-wrapper,
  .mv-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .hero-logo {
    font-size: 3rem;
    letter-spacing: 12px;
  }

  .hero-subtitle {
    font-size: 0.8rem;
    letter-spacing: 4px;
  }

  .hero-tagline {
    font-size: 1rem;
  }

  .about,
  .chile-map,
  .mission-vision,
  .services,
  .contact {
    padding: 100px 0;
  }

  .about-lead {
    font-size: 1.15rem;
  }

  .map-headline {
    font-size: 1.5rem;
  }

  .map-3d {
    transform: perspective(800px) rotateY(-8deg) rotateX(3deg);
    max-width: 160px;
    margin: 0 auto;
  }

  .mv-card {
    padding: 32px 24px;
  }

  .contact-title {
    font-size: 2rem;
  }

  .geo-grid {
    max-width: 180px;
  }
}