:root {
  --accent: #ef4444;
  --accent-light: #fca5a5;
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  --glass: rgba(255,255,255,0.65);
  --shadow: 0 4px 32px 0 rgba(31,41,55,0.10);
  --radius-xl: 22px;
  --radius-lg: 14px;
}
html, body { height: 100%;
  min-height: 100%;
  padding: 0;
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  background: var(--bg-gradient);
  color: #20262c;
  display: flex;
  flex-direction: column;
}
main {
  flex: 1; 
}
.card {
      background: white;
      padding: 40px;
      border-radius: 16px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
      text-align: center;
      max-width: 380px;
      margin-bottom: 20px;
      margin-top: 20px;
    margin-left: auto;
    margin-right: auto;
    }
.page-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh; /* Ekran yüksekliği kadar */
}
header {
  width: 100%;
  background: #fff6f6b0;
  backdrop-filter: blur(5px);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}
.p_nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.7em 2em;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.p_logo {
  font-weight: 800;
  font-size: 2em;
  letter-spacing: -2px;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}
nav a {
  margin-left: 30px;
  text-decoration: none;
  color: #374151;
  font-weight: 600;
  font-size: 1.04em;
  transition: color 0.18s;
  padding: 7px 12px;
  border-radius: var(--radius-lg);
}
nav a:hover, nav a:focus {
  color: var(--accent);
  background: #fff;
}
footer {
  width: 100%;
  background: #161618 !important;
  color: #bbb;
  text-align: center;
  padding: 36px 16px 16px 16px;
  box-shadow: 0 -2px 22px #2223  ;
  font-size: 1.07em;
}
footer a { color: #fca5a5; text-decoration: none; margin: 0 7px;}
footer a:hover { text-decoration: underline;}
/* Mobile styles */
@media (max-width: 900px) {
  .hero-section {flex-direction: column; gap: 24px;}
  .section-block {flex-direction: column;}
  .section-block.reverse {flex-direction: column;}
  .nav-container {padding: 0.7em 1em;}
}
@media (max-width: 600px) {
  .hero-content h1 {font-size: 2em;}
  .stats-title {font-size: 1.25em;}
  .stat-grid {gap: 18px 8px;}
  .form-glass {padding: 18px 8px;}
  .section-block {padding: 0.7em 0.5em;}
  .section-img {max-width: 200px;}
  .container {padding: 20px 4px;}
  .nav-container {padding: 0.6em 0.4em;}
}