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

html {
  zoom: 0.92;
}

:root {
  --lacivert: #0f2d4a;
  --lacivert-koyu: #081c30;
  --lacivert-acik: #1a5296;
  --altin: #f5c518;
  --beyaz: #ffffff;
}

body.giris-sayfa {
  min-height: 100vh;
  font-family: 'Montserrat', system-ui, sans-serif;
  color: var(--beyaz);
  background: var(--lacivert-koyu);
}

body.giris-sayfa::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(8, 28, 48, 0.92) 0%, rgba(15, 45, 74, 0.82) 42%, rgba(8, 28, 48, 0.9) 100%);
  pointer-events: none;
}

.arkaplan {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
}

.giris {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 48px 20px 32px;
}

.giris-baslik {
  text-align: center;
  margin-bottom: 40px;
}

.giris-logo {
  width: 72px;
  height: auto;
  margin-bottom: 12px;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.25));
}

.giris-baslik h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--altin);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.unvan {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.82);
  margin-top: 4px;
}

.slogan {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 420px;
  margin: 38px auto 0;
}

.slogan-cizgi {
  flex: 1;
  height: 1px;
  min-width: 40px;
  background: linear-gradient(90deg, transparent, rgba(245, 197, 24, 0.55));
}

.slogan-cizgi:last-child {
  background: linear-gradient(270deg, transparent, rgba(245, 197, 24, 0.55));
}

.slogan-ikon {
  width: 18px;
  height: 18px;
  fill: var(--altin);
}

.kartlar {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 32px;
  width: 100%;
  max-width: 700px;
  margin: 0 auto 40px;
}

.kart {
  width: 280px;
  min-height: 360px;
  padding: 44px 28px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  text-decoration: none;
  color: var(--lacivert);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s;
}

.kart::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(245, 197, 24, 0.22);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.06) inset;
  pointer-events: none;
  z-index: 0;
}

.kart > *:not(.kart-kenar) {
  position: relative;
  z-index: 1;
}

.kart-kenar {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

.kart-kenar-parilti,
.kart-kenar-cizgi {
  opacity: 0;
  fill: none;
  stroke-dasharray: 0.14 0.86;
  stroke-linecap: round;
}

.kart-kenar-parilti {
  stroke: rgba(245, 197, 24, 0.55);
  stroke-width: 7;
}

.kart-kenar-cizgi {
  stroke: var(--altin);
  stroke-width: 3;
}

.kart:hover,
.kart:focus-visible {
  transform: translateY(-4px);
  outline: none;
}

.kart:hover .kart-kenar-parilti,
.kart:hover .kart-kenar-cizgi,
.kart:focus-visible .kart-kenar-parilti,
.kart:focus-visible .kart-kenar-cizgi {
  animation: kenar-cizgi 3.2s linear infinite;
}

.kart:hover .kart-kenar-parilti,
.kart:focus-visible .kart-kenar-parilti {
  opacity: 1;
  filter: blur(3px);
}

.kart:hover .kart-kenar-cizgi,
.kart:focus-visible .kart-kenar-cizgi {
  opacity: 1;
  stroke-width: 3.5;
  filter:
    drop-shadow(0 0 4px rgba(245, 197, 24, 0.8))
    drop-shadow(0 0 10px rgba(245, 197, 24, 0.45));
}

.kartlar .kart:nth-child(2):hover .kart-kenar-parilti,
.kartlar .kart:nth-child(2):hover .kart-kenar-cizgi,
.kartlar .kart:nth-child(2):focus-visible .kart-kenar-parilti,
.kartlar .kart:nth-child(2):focus-visible .kart-kenar-cizgi {
  animation-delay: -1.6s;
}

.kart:focus-visible::after {
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.28),
    0 0 0 2px rgba(245, 197, 24, 0.45);
}

@keyframes kenar-cizgi {
  to {
    stroke-dashoffset: -1;
  }
}

.kart-logo-alan {
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.kart-logo {
  width: 88px;
  height: 88px;
  object-fit: contain;
}

.lihkab-logo {
  width: 88px;
  height: 88px;
  object-fit: contain;
}

.kart h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 10px 0 4px;
  color: var(--lacivert);
}

.kart-alt {
  font-size: 0.88rem;
  font-weight: 500;
  color: #5a7a96;
  margin-bottom: auto;
  padding-bottom: 12px;
}

.kart-ikon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  background: var(--lacivert);
  border: 1px solid rgba(245, 197, 24, 0.25);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(15, 45, 74, 0.2);
}

.kart-ikon svg {
  width: 20px;
  height: 20px;
  fill: var(--altin);
}

.giris-btn {
  display: inline-block;
  padding: 11px 30px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--beyaz);
  background: var(--lacivert);
  border-radius: 999px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.22);
  transition: background 0.2s ease, transform 0.2s ease;
}

.kart:hover .giris-btn {
  background: var(--lacivert-acik);
}

.ozellikler {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
  margin-bottom: auto;
  padding: 24px 0;
}

.ozellikler div {
  text-align: center;
  max-width: 140px;
}

.ozellikler .ikon {
  display: block;
  font-size: 1.5rem;
  margin-bottom: 8px;
  color: var(--altin);
}

.ozellikler p {
  font-size: 0.78rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.78);
}

footer {
  margin-top: 32px;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.55);
}

@media (max-width: 600px) {
  .giris-baslik h1 {
    font-size: 1.4rem;
  }

  .slogan {
    max-width: 300px;
    gap: 10px;
    margin-top: 32px;
  }

  .slogan-ikon {
    width: 15px;
    height: 15px;
  }

  .kart {
    width: 100%;
    max-width: 320px;
    min-height: 340px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .kart {
    transition: none;
  }

  .kart-kenar {
    display: none;
  }
}