:root {
  --brand: #0A84FF;
  --brand-gradient: linear-gradient(135deg, #0A84FF 0%, #5E5CE6 100%);
  --bg: #0B0F19; /* Modern derin lacivert/siyah arka plan */
  --card: #161B26; /* Kartlar için koyu gri-lacivert tonu */
  --ink: #FFFFFF;
  --body: #94A3B8; /* Daha okunabilir soft gri yazı rengi */
  --muted: #64748B;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* Sayfa Sarmalayıcı */
.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Logo */
header {
  padding: 64px 0 40px;
  text-align: center;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.2s ease;
}

.logo:hover {
  transform: scale(1.03);
}

.logo-mark {
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(10, 132, 255, 0.3);
}

.logo-name {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -.03em;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Kart Yapısı (Privacy, Terms, Support Sayfaları İçin) */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 48px;
  margin-bottom: 32px;
  border: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

h1 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 12px;
  background: linear-gradient(180deg, #FFFFFF 0%, #A5B4FC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.updated {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 36px;
  font-weight: 500;
}

h2 {
  font-size: 20px;
  font-weight: 700;
  margin: 40px 0 16px;
  letter-spacing: -.02em;
  color: #E2E8F0;
}

h2:first-of-type {
  margin-top: 0;
}

p {
  color: var(--body);
  margin-bottom: 18px;
  font-size: 16px;
}

ul {
  color: var(--body);
  margin: 0 0 20px 24px;
  font-size: 16px;
}

li {
  margin-bottom: 10px;
}

strong {
  color: #FFFFFF;
  font-weight: 600;
}

a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

a:hover {
  color: #60A5FA;
  text-decoration: underline;
}

/* Öne Çıkan Kutular (Highlight) */
.highlight {
  background: rgba(10, 132, 255, 0.08);
  border-left: 4px solid var(--brand);
  border-radius: 8px;
  padding: 24px;
  margin: 32px 0;
}

.highlight p {
  color: #E2E8F0;
}

/* Ana Sayfa Hero Alanı */
.hero {
  text-align: center;
  padding: 40px 0 24px;
}

.hero h1 {
  font-size: 48px;
  line-height: 1.15;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #FFFFFF 30%, #93C5FD 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  font-size: 20px;
  color: var(--body);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

/* Özellikler Grid Yapısı (Features) */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 16px;
}

.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  text-align: left;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature:hover {
  transform: translateY(-5px);
  border-color: rgba(10, 132, 255, 0.3);
  box-shadow: 0 12px 30px rgba(10, 132, 255, 0.1);
}

.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: inline-block;
}

.feature h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #FFFFFF;
}

.feature p {
  font-size: 14.5px;
  margin: 0;
  color: var(--body);
  line-height: 1.5;
}

/* İletişim Kutusu */
.contact {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  margin-top: 16px;
  text-align: center;
}

/* Footer Alanı */
footer {
  text-align: center;
  padding: 48px 0 64px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

footer nav {
  margin-bottom: 16px;
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

footer nav a {
  color: var(--body);
  font-weight: 400;
}

footer nav a:hover {
  color: #FFFFFF;
}

/* Mobil Uyum */
@media (max-width: 600px) {
  .card {
    padding: 32px 20px;
  }
  h1 {
    font-size: 30px;
  }
  .hero h1 {
    font-size: 36px;
  }
  .tagline {
    font-size: 18px;
  }
}