:root {
  --bg: #020915;
  --panel: #081627;
  --panel-soft: #0d1f35;
  --text: #f4f7fb;
  --muted: #c4ceda;
  --line: rgba(255,255,255,0.08);
  --gold: #d5a34a;
  --gold-soft: #e0b86b;
  --shadow: 0 18px 40px rgba(0,0,0,0.28);
  --container: 1240px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(8, 49, 99, 0.22), transparent 32%),
    linear-gradient(180deg, #020915 0%, #031226 55%, #020915 100%);
}

a { color: inherit; }

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(2, 9, 21, 0.78);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(213,163,74,0.7);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--gold);
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-text strong {
  letter-spacing: 0.08em;
  font-size: 1rem;
}

.brand-text small {
  margin-top: 2px;
  letter-spacing: 0.34em;
  font-size: 0.56rem;
  color: var(--gold);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.main-nav a,
.lang-link {
  text-decoration: none;
  color: rgba(255,255,255,0.88);
  font-size: 0.92rem;
}

.main-nav a:hover,
.lang-link:hover {
  color: white;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cta-btn,
.btn {
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  background: rgba(213,163,74,0.12);
  border: 1px solid rgba(213,163,74,0.68);
  color: var(--gold-soft);
  font-weight: 600;
}

.cta-btn:hover,
.btn:hover {
  transform: translateY(-1px);
}

.hero {
  position: relative;
  min-height: 720px;
  overflow: hidden;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: stretch;
  min-height: 720px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 96px 0 88px;
  max-width: 560px;
}

.hero-visual {
  background:
    linear-gradient(90deg, rgba(2,9,21,0.84) 0%, rgba(2,9,21,0.52) 24%, rgba(2,9,21,0.1) 48%, rgba(2,9,21,0.18) 100%),
    url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=1800&q=80') center/cover no-repeat;
  min-height: 720px;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2,9,21,0.1), rgba(2,9,21,0.18));
  pointer-events: none;
}

.eyebrow,
.section-label {
  margin: 0 0 18px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: var(--gold);
}

h1 {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5.1rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-text {
  margin: 20px 0 0;
  max-width: 520px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.btn {
  min-height: 48px;
  padding: 0 18px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.btn-primary {
  color: #111;
  background: var(--gold);
  box-shadow: 0 10px 28px rgba(213,163,74,0.18);
}

.btn-secondary {
  color: white;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.03);
}

.section {
  padding: 72px 0;
}

.credibility {
  background: linear-gradient(180deg, rgba(5,18,36,0.92), rgba(4,15,29,0.96));
  border-top: 1px solid rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.credibility-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 28px;
  align-items: stretch;
}

.cred-copy h2,
.about h2,
.contact h2,
.section-title {
  margin: 0 0 18px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.cred-copy p,
.about-copy p,
.contact-intro {
  color: var(--muted);
  line-height: 1.78;
  font-size: 1.02rem;
}

.cred-points {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.point {
  padding: 18px 14px;
  border-left: 1px solid rgba(213,163,74,0.24);
  background: rgba(255,255,255,0.01);
}

.point strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.98rem;
}

.point span {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.cred-image {
  min-height: 420px;
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(2,9,21,0.08), rgba(2,9,21,0.18)),
    url('https://images.unsplash.com/photo-1497366412874-3415097a27e7?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
  box-shadow: var(--shadow);
}

.centered {
  text-align: center;
}

.cards-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card,
.contact-card {
  text-decoration: none;
  color: inherit;
  background: linear-gradient(180deg, rgba(9,23,40,0.96), rgba(7,18,32,0.96));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 26px;
  box-shadow: var(--shadow);
}

.service-card h3,
.contact-card h3 {
  margin: 0 0 12px;
  font-size: 1.28rem;
}

.service-card p,
.contact-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.service-card a {
  display: inline-block;
  margin-top: 18px;
  color: var(--gold-soft);
  text-decoration: none;
  font-weight: 600;
}

.service-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  margin-bottom: 18px;
  color: var(--gold);
  border: 1px solid rgba(213,163,74,0.26);
  background: rgba(213,163,74,0.06);
  font-size: 1.4rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.contact-intro {
  margin: 0 0 36px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.contact-card:hover,
.service-card:hover {
  transform: translateY(-2px);
  border-color: rgba(213,163,74,0.24);
}

.whatsapp-pro {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 80;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 0 18px 0 14px;
  border-radius: 999px;
  text-decoration: none;
  color: #eaf7ef;
  background: linear-gradient(135deg, #137a46, #1fa463);
  box-shadow: 0 12px 28px rgba(0,0,0,0.28), 0 0 0 1px rgba(255,255,255,0.06) inset;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
  animation: wa-breathe 3.2s ease-in-out infinite;
}

.whatsapp-pro:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(0,0,0,0.34), 0 0 0 1px rgba(255,255,255,0.08) inset;
}

.wa-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  flex: 0 0 auto;
}

.wa-icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.wa-text {
  font-size: 0.96rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

@keyframes wa-breathe {
  0%, 100% { transform: translateY(0); box-shadow: 0 12px 28px rgba(0,0,0,0.28), 0 0 0 1px rgba(255,255,255,0.06) inset; }
  50% { transform: translateY(-1px); box-shadow: 0 15px 32px rgba(0,0,0,0.32), 0 0 0 1px rgba(255,255,255,0.06) inset; }
}

@media (max-width: 1100px) {
  .main-nav { display: none; }
  .hero-grid,
  .credibility-grid,
  .about-grid,
  .contact-grid,
  .cards-grid,
  .cred-points {
    grid-template-columns: 1fr 1fr;
  }
  .hero {
    min-height: auto;
  }
  .hero-grid {
    min-height: auto;
  }
  .hero-visual {
    min-height: 420px;
  }
}

@media (max-width: 780px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .nav-shell {
    min-height: 66px;
  }

  .hero-grid,
  .credibility-grid,
  .about-grid,
  .contact-grid,
  .cards-grid,
  .cred-points {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 72px 0 32px;
    max-width: none;
  }

  .hero-visual {
    min-height: 300px;
    border-top: 1px solid rgba(255,255,255,0.04);
  }

  h1 {
    font-size: clamp(2.3rem, 12vw, 4rem);
  }

  .section {
    padding: 56px 0;
  }

  .cta-btn {
    padding: 0 14px;
    min-height: 40px;
    font-size: 0.9rem;
  }

  .whatsapp-pro {
    right: 16px;
    bottom: 16px;
    min-height: 52px;
    padding: 0 14px;
  }

  .wa-text {
    display: none;
  }
}