/* Uygulamanın tasarım token'larıyla aynı: koyu alan, aurora, cam yüzey. */
:root {
  --zemin-1: #070b18;
  --zemin-2: #0e1430;
  --zemin-3: #161036;
  --mor: #6d5bff;
  --erguvan: #b14cff;
  --metin: #f5f7ff;
  --sonuk: rgba(245, 247, 255, 0.66);
  --silik: rgba(245, 247, 255, 0.38);
  --cam: rgba(255, 255, 255, 0.07);
  --kenar: rgba(255, 255, 255, 0.14);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  padding: 56px 20px 96px;
  background:
    radial-gradient(1200px 700px at 12% -10%, rgba(109, 91, 255, 0.42), transparent 60%),
    radial-gradient(1000px 700px at 92% 22%, rgba(177, 76, 255, 0.32), transparent 62%),
    radial-gradient(1100px 600px at 30% 108%, rgba(18, 199, 166, 0.18), transparent 60%),
    linear-gradient(168deg, var(--zemin-1) 0%, var(--zemin-2) 48%, var(--zemin-3) 100%);
  background-attachment: fixed;
  color: var(--metin);
  font: 400 17px/1.65 -apple-system, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.sayfa { max-width: 720px; margin: 0 auto; }

header { display: flex; align-items: center; gap: 14px; margin-bottom: 40px; }
header img { width: 46px; height: 46px; border-radius: 12px; }
header a { color: var(--metin); text-decoration: none; font-weight: 700; font-size: 19px; }
header span { color: var(--silik); font-size: 15px; }

h1 { font-size: clamp(32px, 6vw, 44px); line-height: 1.1; letter-spacing: -0.03em; margin: 0 0 10px; font-weight: 800; }
h2 { font-size: 21px; letter-spacing: -0.01em; margin: 40px 0 12px; font-weight: 700; }
p, li { color: var(--sonuk); }
p { margin: 0 0 16px; }
ul { margin: 0 0 16px; padding-left: 22px; }
li { margin-bottom: 8px; }
strong { color: var(--metin); font-weight: 600; }
a { color: #9db4ff; }

.tarih { color: var(--silik); font-size: 15px; margin-bottom: 36px; }

.kart {
  background: var(--cam);
  border: 1px solid var(--kenar);
  border-radius: 22px;
  padding: 24px 26px;
  margin: 26px 0;
  backdrop-filter: blur(20px);
}
.kart p:last-child, .kart ul:last-child { margin-bottom: 0; }

.dugme {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--mor), var(--erguvan));
  color: var(--metin);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.42);
}

footer {
  margin-top: 64px;
  padding-top: 26px;
  border-top: 1px solid var(--kenar);
  color: var(--silik);
  font-size: 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}
footer a { color: var(--sonuk); text-decoration: none; }
footer a:hover { color: var(--metin); }