:root {
  --color-primary: #0B5CAB;
  --color-primary-dark: #08417A;
  --color-teal: #0FA3A3;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F4F8FB;
  --color-text: #1A2233;
  --color-text-muted: #5A6472;
  --color-border: #E2E8F0;

  --color-accent-green: #8DC63F;
  --color-accent-blue: #3AA9E0;
  --color-accent-indigo: #4B5FA6;
  --color-accent-purple: #8B3F8C;
  --color-accent-pink: #D6266F;
  --color-accent-orange: #F26B21;
  --color-accent-yellow: #F7C325;
  --color-accent-red: #E2231A;

  --font-base: "Segoe UI", -apple-system, "Poppins", "Inter", Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(11, 92, 171, 0.08);
  --container-width: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 0.6em; }
p { margin: 0 0 1em; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 44px; width: auto; }
.site-nav { display: flex; gap: 28px; }
.site-nav a {
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.95rem;
}
.site-nav a:hover, .site-nav a.active { color: var(--color-primary); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--color-primary);
}

@media (max-width: 800px) {
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 14px 20px; border-top: 1px solid var(--color-border); }
  .nav-toggle { display: block; }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-bg-alt), var(--color-bg));
  padding: 80px 0;
  text-align: center;
}
.hero h1 { font-size: 2.6rem; color: var(--color-primary-dark); }
.hero p { font-size: 1.15rem; color: var(--color-text-muted); max-width: 640px; margin: 0 auto 1.6em; }

/* Cards / grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  padding: 60px 0;
}
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.card .icon-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  color: #fff;
  font-weight: 700;
  margin-bottom: 16px;
}

/* Section */
.section { padding: 60px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-title { text-align: center; margin-bottom: 40px; }

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: #E8EEF6;
  padding: 48px 0 24px;
  margin-top: 60px;
}
.site-footer a { color: #E8EEF6; }
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 16px;
  font-size: 0.85rem;
  text-align: center;
  color: #B9C6D9;
}

/* Floating WhatsApp button */
.floating-whatsapp {
  position: fixed;
  left: 20px;
  bottom: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(0,0,0,0.25);
  z-index: 200;
}
.floating-whatsapp svg { width: 30px; height: 30px; fill: #fff; }

/* Contact form */
.contact-form { display: grid; gap: 16px; max-width: 640px; }
.contact-form label { font-weight: 600; display: block; margin-bottom: 6px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
}
.contact-form textarea { min-height: 140px; resize: vertical; }

.map-embed {
  border: 0;
  width: 100%;
  min-height: 300px;
  border-radius: var(--radius);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 800px) {
  .contact-layout { grid-template-columns: 1fr; }
}

/* Services quick nav */
.services-quicknav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}
.services-quicknav a {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.services-quicknav a:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* Service detail blocks (services.html) */
.service-block {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: center;
}
.service-block.reverse { grid-template-columns: 1fr 220px; }
.service-block.reverse .service-visual { order: 2; }
.service-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}
.service-icon {
  width: 96px;
  height: 96px;
  border-radius: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(0,0,0,0.15);
}
.service-icon svg {
  width: 46px;
  height: 46px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.service-number {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}
.service-tagline {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 6px;
}
.service-content h2 { font-size: 1.7rem; }
.service-features {
  list-style: none;
  padding: 0;
  margin: 18px 0 22px;
  display: grid;
  gap: 10px;
}
.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.97rem;
}
.service-features li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  fill: var(--color-teal);
}

@media (max-width: 760px) {
  .service-block,
  .service-block.reverse {
    grid-template-columns: 1fr;
  }
  .service-block.reverse .service-visual { order: 0; }
}