:root {
  --primary: #0b1f3a;
  --accent: #14b8a6;
  --text: #1f2937;
  --bg: #ffffff;
  --muted: #6b7280;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: Inter, Arial, sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; }

.container { max-width: 1100px; margin: 0 auto; padding: 20px; }

header { background: var(--primary); color: white; }
nav { display: flex; justify-content: space-between; align-items: center; }
nav a { color: white; text-decoration: none; margin-left: 20px; font-weight: 500; }
nav a:hover { opacity: 0.85; }

.hero { padding: 80px 0; text-align: center; background: #f9fafb; }
.hero h1 { font-size: 36px; margin-bottom: 10px; }
.hero p { color: var(--muted); }

.btn {
  display: inline-block; margin-top: 20px;
  background: var(--accent); color: white;
  padding: 12px 22px; border-radius: 6px; text-decoration: none;
}

.section { padding: 60px 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.card { border: 1px solid #e5e7eb; padding: 20px; border-radius: 8px; }

footer {
  background: #111827; color: white; text-align: center;
  padding: 30px; margin-top: 40px;
}

form input, form textarea, form select {
  width: 100%; padding: 10px; margin-top: 10px; border: 1px solid #e5e7eb; border-radius: 6px;
}

.menu-toggle {
  display: none;
  font-size: 24px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

.nav-links {
  display: flex;
}

/* Mobil */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    background: var(--primary);
    position: absolute;
    top: 70px;
    right: 0;
    width: 220px;
    padding: 15px;
    border-radius: 8px 0 0 8px;
  }

  .nav-links a {
    margin: 10px 0;
  }

  .nav-links.show {
    display: flex;
  }

  nav {
    position: relative;
  }
}

.map-container {
  margin-top: 20px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 30px;
  align-items: stretch;
}

.map-container {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
}

.office-card {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 25px;
  background: #ffffff;
}

.office-card h2 {
  margin-bottom: 15px;
}

.office-item {
  margin-bottom: 14px;
}

.office-item strong {
  display: block;
  color: #0b1f3a;
}

/* Mobil uyum */
@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.logo img {
  height: 44px;
  width: auto;
  display: block;
}

.header {
  background: #0b1f3a;
  padding: 14px 0;
}

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

.footer-logo {
  height: 32px;
  margin-bottom: 10px;
}

.logo img {
  height: 48px;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.3));
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.contact-card {
  background: white;
  padding: 22px;
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.06);
  border: 1px solid #eee;
}

.hero-sub {
  font-size: 18px;
  color: #555;
  margin-top: 12px;
  max-width: 640px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.why-card {
  background: white;
  padding: 22px;
  border-radius: 12px;
  border: 1px solid #eee;
  box-shadow: 0 8px 22px rgba(0,0,0,0.05);
}

.why-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.matrix-wrapper {
  overflow-x: auto;
  margin-top: 30px;
}

.matrix {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.05);
}

.matrix th {
  background: #0b1f3a;
  color: white;
  padding: 14px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
}

.matrix td {
  padding: 14px;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.matrix tr:hover {
  background: #f6f7fb;
}

.section-desc {
  color: #555;
  max-width: 700px;
}

.architecture {
  max-width: 1100px;
  margin: 60px auto;
  padding: 0 20px;
  text-align: center;
}

.arch-wrapper {
  position: relative;
  display: inline-block;
}

.arch-wrapper img {
  width: 100%;
  max-width: 1000px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

/* ortak link stili */
.arch-link {
  position: absolute;
  display: block;
  text-indent: -9999px;
  border-radius: 12px;
}

/* hover debug istersen aç */
.arch-link:hover {
  outline: 2px solid #00bcd4;
}

/* --- KONUM HARİTASI --- */

/* üst AI alanı */
.arch-link.ai { top: 6%; left: 34%; width: 32%; height: 12%; }

/* güvenlik */
.arch-link.security { top: 28%; left: 10%; width: 24%; height: 14%; }

/* sağlık */
.arch-link.fit { top: 28%; left: 38%; width: 24%; height: 14%; }
.arch-link.elder { top: 46%; left: 38%; width: 24%; height: 14%; }
.arch-link.toddler { top: 64%; left: 38%; width: 24%; height: 14%; }

/* platform uygulamaları */
.arch-link.car { top: 28%; left: 66%; width: 24%; height: 14%; }
.arch-link.trainer { top: 46%; left: 66%; width: 24%; height: 14%; }
.arch-link.dolap { top: 64%; left: 66%; width: 24%; height: 14%; }