:root {
  --primary: #135091;
  --primary-dark: #0d3a6b;
  --dark: #081527;
  --dark-2: #0e2038;
  --text: #1f2937;
  --muted: #5b6577;
  --bg-alt: #f4f6f9;
  --border: #e1e5eb;
  --radius: 8px;
  --max-width: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: #fff;
}

img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 { line-height: 1.25; margin: 0 0 16px; color: var(--dark); font-weight: 700; }
h1 { font-size: clamp(2rem, 4vw, 2.7rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.1rem; }
p { color: var(--muted); margin: 0 0 16px; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 1.8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.center { text-align: center; margin-left: auto; margin-right: auto; }
h2.center { max-width: 640px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-outline { background: transparent; border-color: var(--border); color: var(--dark); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,0.4); color: #fff; }
.btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.btn-block { width: 100%; text-align: center; }

/* Top bar */
.top-bar {
  background: var(--dark);
  color: #b7c2d4;
  font-size: 0.82rem;
}
.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
  gap: 16px;
}
.top-bar-tagline { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top-bar-contacts { display: flex; align-items: center; gap: 20px; }
.top-bar-contacts a {
  color: #dde4ee;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.top-bar-contacts a:hover { color: #fff; }
.top-bar-contacts .icon-img { width: 14px; height: 14px; filter: brightness(0) invert(1); opacity: 0.85; }
.top-bar-contacts .icon-img.wa-icon { filter: none; opacity: 1; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 150px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
}
.logo-full {
  height: 130px;
  width: auto;
  display: block;
}

.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
}
.main-nav a:hover { color: var(--primary); }
.nav-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 6px;
}
.nav-cta:hover { background: var(--primary-dark); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
}

/* Hero */
.hero {
  background: linear-gradient(150deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 76px 0;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
.hero .eyebrow { color: #7fb3ec; }
.hero h1 { color: #fff; }
.hero-sub { font-size: 1.05rem; max-width: 520px; }
.hero .hero-sub { color: #b7c2d4; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.hero-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 12px 28px rgba(2, 8, 20, 0.28);
}
.hero-card .icon { font-size: 1.7rem; }
.hero-card p { margin: 0; font-weight: 600; color: var(--dark); }
.hero-photo {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 12px 28px rgba(2, 8, 20, 0.28);
  display: block;
}

/* Stats */
.stats { background: var(--dark-2); padding: 36px 0; border-top: 1px solid rgba(255,255,255,0.08); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
  gap: 20px;
}
.stat-num { display: block; font-size: 1.9rem; font-weight: 800; color: #fff; }
.stat-label { color: #97a4ba; font-size: 0.88rem; }

/* Sections */
.section { padding: 76px 0; }
.section-alt { background: var(--bg-alt); }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.about-media-inner {
  background: var(--dark);
  border-radius: var(--radius);
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}
.check-list { list-style: none; padding: 0; margin: 20px 0 0; }
.check-list li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 12px;
  color: var(--text);
}
.check-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* Product cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.product-card:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 28px rgba(8, 21, 39, 0.08);
}
.product-card .icon { font-size: 2.1rem; display: block; margin-bottom: 14px; }
.product-card p { margin: 0; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; }
.contact-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text);
  font-weight: 500;
}
.contact-list li a {
  color: var(--text);
  text-decoration: none;
}
.contact-list li a:hover { color: var(--primary); }
.stack-numbers { display: flex; flex-direction: column; gap: 2px; }
.icon-img {
  width: 20px;
  height: 20px;
  vertical-align: middle;
  flex-shrink: 0;
}

.map-wrap {
  margin-top: 48px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.map-embed {
  width: 100%;
  height: 360px;
  border: 0;
  display: block;
}
.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--dark);
}
.form-row input, .form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(19,80,145,0.14);
}
.form-note { margin-top: 12px; text-align: center; font-size: 0.9rem; min-height: 1.2em; }
.form-note.success { color: #1a8f4c; }
.form-note.error { color: #c0392b; }

/* Footer */
.site-footer {
  background: var(--dark);
  color: #97a4ba;
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo-full { height: 130px; margin-bottom: 14px; }
.footer-desc { font-size: 0.9rem; margin: 0; max-width: 280px; }
.footer-col h4 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 18px;
}
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: #97a4ba;
  text-decoration: none;
  font-size: 0.92rem;
}
.footer-links a:hover { color: #fff; }
.footer-contact { list-style: none; margin: 0; padding: 0; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}
.footer-contact a { color: #97a4ba; text-decoration: none; }
.footer-contact a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  flex-wrap: wrap;
}
.copyright { font-size: 0.85rem; margin: 0; color: #7d8aa0; }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-media-inner { height: 220px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .top-bar-tagline { display: none; }
  .top-bar-inner { justify-content: center; }
}

@media (max-width: 700px) {
  .main-nav {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 18px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-cta { margin-top: 6px; }
  .cards-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .top-bar-contacts { gap: 14px; flex-wrap: wrap; justify-content: center; }
}