:root {
  --bg: #071021;
  --bg-soft: #0f1d35;
  --card: #122645;
  --text: #f5f8ff;
  --muted: #b9c6de;
  --primary: #4da3ff;
  --primary-dark: #2b7dd6;
  --border: #2a3f63;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
}

a {
  color: inherit;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid #dbe4f1;
  backdrop-filter: blur(8px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
}

.brand {
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.2px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #0c1d36;
  width: 230px;
  height: 64px;
  overflow: hidden;
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  transform: scale(2.35);
  transform-origin: center 46%;
}

.menu {
  display: flex;
  gap: 20px;
}

.menu a {
  text-decoration: none;
  color: #41577a;
  font-weight: 500;
}

.menu a:hover {
  color: #0c1d36;
}

.menu-toggle {
  display: none;
  border: 1px solid #d3deee;
  background: #ffffff;
  color: #0c1d36;
  border-radius: 8px;
  padding: 8px 12px;
}

.hero {
  padding: 80px 0 56px;
  background:
    radial-gradient(circle at 15% 25%, #163968 0%, rgba(22, 57, 104, 0) 40%),
    radial-gradient(circle at 85% 10%, #254474 0%, rgba(37, 68, 116, 0) 35%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  color: #7cc0ff;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-size: 12px;
  margin-bottom: 14px;
  font-weight: 600;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.06;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(26px, 3.8vw, 40px);
}

h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.lead,
.section-intro,
p {
  color: var(--muted);
  line-height: 1.65;
}

.hero-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-weight: 600;
  padding: 11px 16px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--primary);
  color: #031327;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
}

.btn-secondary {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.btn-whatsapp {
  border-color: #2f8f58;
  background: #15482b;
  color: #9cf5c3;
}

.btn-whatsapp:hover {
  background: #1b6139;
}

.hero-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
}

.hero-card h2 {
  font-size: 24px;
}

.hero-card ul {
  padding-left: 18px;
  margin-bottom: 0;
}

.section {
  padding: 70px 0;
}

.stats-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.stat-item {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-item strong {
  font-size: 20px;
  color: var(--white);
}

.stat-item span {
  color: var(--muted);
  font-size: 13px;
}

.section.alt {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cards,
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.card,
.product {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.products-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.process-step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.step-index {
  font-size: 12px;
  letter-spacing: 1px;
  color: #8fc9ff;
  font-weight: 700;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}

.check-list {
  padding-left: 0;
  list-style: none;
  margin: 16px 0 0;
}

.check-list li {
  margin: 10px 0;
  padding-left: 26px;
  position: relative;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -1px;
  color: #7cc0ff;
  font-weight: 700;
}

.quote-box {
  background: linear-gradient(180deg, #11305c, #0b2547);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}

.quote-box p {
  color: #dfebff;
  font-size: 18px;
}

.quote-box span {
  color: #9ab8e3;
  font-size: 14px;
}

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

.faq-list {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--card);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  color: var(--white);
  font-size: 16px;
  font-weight: 600;
  padding: 16px;
  cursor: pointer;
}

.faq-answer {
  display: none;
  padding: 0 16px 16px;
}

.faq-item.open .faq-answer {
  display: block;
}

.site-footer {
  border-top: 1px solid var(--border);
}

.footer-inner {
  min-height: 74px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-block;
  }

  .menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid #dbe4f1;
    border-bottom: 1px solid #dbe4f1;
    padding: 14px 4%;
    flex-direction: column;
  }

  .menu.open {
    display: flex;
  }

  .hero-grid,
  .split,
  .cards,
  .products-grid,
  .process-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 48px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .faq-question {
    font-size: 15px;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(1100px, 94%);
  }

  .nav {
    min-height: 74px;
  }

  .brand {
    gap: 0;
    width: 176px;
    height: 50px;
  }

  .brand-logo {
    width: 100%;
    height: 100%;
    transform: scale(2.35);
  }

  h1 {
    font-size: clamp(28px, 9vw, 36px);
  }

  h2 {
    font-size: clamp(22px, 7vw, 30px);
  }

  .hero-card,
  .card,
  .product,
  .process-step,
  .quote-box,
  .stat-item {
    padding: 15px;
    border-radius: 12px;
  }

  .footer-inner {
    min-height: 92px;
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }
}