/* Sistem Laboratuvarı giriş kapısı. Siyah zemin, ada, altı çizili alan. */

html, body { margin: 0; height: 100%; background: #000; color: #e8e8e8; }
body { min-height: 100%; }

.kapi {
  position: fixed; inset: 0; z-index: 5;
  display: grid; place-items: center;
  background: #000;
  color: #e8e8e8;
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 15px;
  letter-spacing: 0.14em;
}
.kapi.kapan { animation: kapiKapan 0.28s steps(2) forwards; }
@keyframes kapiKapan { to { opacity: 0; visibility: hidden; } }
.kapi-orta {
  display: flex; flex-direction: column; align-items: center; gap: 22px;
  width: min(460px, calc(100vw - 40px));
}
.kapi-ada { width: 280px; height: 220px; display: block; }
.kapi-marka { margin: 0; font-size: 13px; letter-spacing: 0.42em; color: #e8e8e8; }
.kapi-alt { margin: -12px 0 0; font-size: 11px; letter-spacing: 0.28em; color: #8a8a8a; }
.kapi-form { display: flex; flex-direction: column; gap: 12px; width: 100%; }
.kapi-satir { display: flex; align-items: center; gap: 12px; }
.kapi-satir label {
  flex: 0 0 7.6em; color: #8a8a8a; letter-spacing: 0.16em; font-size: 12px;
}
.kapi-kutu {
  position: relative; flex: 1; display: flex; align-items: center;
  height: 32px; border-bottom: 1px solid #3a3a3a;
}
.kapi-kutu input {
  width: 100%; height: 100%; border: 0; background: transparent; color: #e8e8e8;
  padding: 0 14px 0 0; outline: none; caret-color: transparent;
  font: inherit; letter-spacing: 0.12em;
}
.kapi-kutu i {
  position: absolute; top: 6px; width: 8px; height: 16px; background: #e8e8e8;
  pointer-events: none; opacity: 0;
}
.kapi-kutu.odak i { animation: kapiImlec 1.06s steps(1, end) infinite; }
@keyframes kapiImlec { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
.kapi-form button {
  align-self: flex-end; height: 32px; padding: 0 12px; cursor: pointer;
  background: transparent; border: 1px solid #e8e8e8; color: #e8e8e8;
  letter-spacing: 0.18em; font: inherit; font-size: 12px;
}
.kapi-form button:hover { background: #e8e8e8; color: #000; }
.kapi-hata { min-height: 1.2em; margin: 0; text-align: right; color: #8a8a8a; font-size: 12px; letter-spacing: 0.12em; }

.kapi-ic { min-height: 100%; display: flex; flex-direction: column; background: #000; }
.kapi-ic[hidden] { display: none; }
.kapi-ust {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 18px; font-family: "Share Tech Mono", ui-monospace, monospace;
  letter-spacing: 0.16em; font-size: 12px;
}
.kapi-ust button, .kapi-ust a {
  color: #e8e8e8; background: transparent; border: 1px solid #e8e8e8;
  font: inherit; letter-spacing: 0.16em; font-size: 12px; height: 32px; padding: 0 12px;
  cursor: pointer; text-decoration: none; display: inline-flex; align-items: center;
}
.kapi-ust button:hover, .kapi-ust a:hover { background: #e8e8e8; color: #000; }
.kapi-salon { flex: 1; min-height: 0; background: #000; }
.kapi-salon video { width: 100%; height: 100%; object-fit: cover; object-position: 50% 46%; display: block; }
.kapi-defter { padding: 8px 18px 28px; font-family: "Share Tech Mono", ui-monospace, monospace; letter-spacing: 0.08em; }
.kapi-defter p { margin: 0 0 10px; color: #8a8a8a; }
.kapi-defter a { color: #e8e8e8; }
@media (max-width: 560px) {
  .kapi-satir { flex-wrap: wrap; gap: 4px; }
  .kapi-satir label { flex-basis: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .kapi.kapan, .kapi-kutu i { animation: none; }
}