:root {
  --arka-plan: linear-gradient(160deg, #4facfe 0%, #00c6fb 100%);
  --kart: rgba(255, 255, 255, 0.18);
  --kart-kenar: rgba(255, 255, 255, 0.35);
  --yazi: #ffffff;
  --soluk: rgba(255, 255, 255, 0.78);
  --vurgu: #ffd166;
  --golge: 0 8px 32px rgba(0, 0, 0, 0.15);
}

body.gece {
  --arka-plan: linear-gradient(160deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
  --kart: rgba(255, 255, 255, 0.08);
  --kart-kenar: rgba(255, 255, 255, 0.15);
}

body.yagmurlu {
  --arka-plan: linear-gradient(160deg, #536976 0%, #292e49 100%);
}

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

body {
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  color: var(--yazi);
  background: #2c5364;
  background-image: var(--arka-plan);
  background-attachment: fixed;
  transition: background 0.6s ease;
}

.uygulama {
  max-width: 820px;
  margin: 0 auto;
  padding: 32px 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ust {
  position: relative;
}

h1 {
  font-size: 1.8rem;
  margin-bottom: 16px;
  text-align: center;
}

h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--soluk);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.arama {
  display: flex;
  gap: 8px;
}

.arama input {
  flex: 1;
  min-width: 0;
  padding: 12px 16px;
  border: 1px solid var(--kart-kenar);
  border-radius: 12px;
  background: var(--kart);
  color: var(--yazi);
  font-size: 1rem;
  backdrop-filter: blur(10px);
}

.arama input::placeholder {
  color: var(--soluk);
}

.arama button {
  padding: 12px 18px;
  border: none;
  border-radius: 12px;
  background: var(--yazi);
  color: #1d3557;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.arama button:hover {
  transform: translateY(-2px);
}

.arama input:focus-visible,
.arama button:focus-visible,
.oneriler button:focus-visible {
  outline: 3px solid var(--vurgu);
  outline-offset: 2px;
}

.oneriler {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 10;
  list-style: none;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: var(--golge);
  overflow: hidden;
}

.oneriler button {
  width: 100%;
  padding: 12px 16px;
  border: none;
  background: none;
  color: #1d3557;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
}

.oneriler button:hover {
  background: #edf2fb;
}

.oneriler small {
  color: #6c757d;
}

.durum-mesaji {
  text-align: center;
  color: var(--soluk);
  min-height: 1.2em;
}

.durum-mesaji.hata {
  color: #ffe0e0;
  font-weight: 600;
}

.kart {
  background: var(--kart);
  border: 1px solid var(--kart-kenar);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--golge);
  backdrop-filter: blur(12px);
}

#hava-icerik {
  display: flex;
  flex-direction: column;
  gap: 20px;
  animation: belir 0.4s ease;
}

#hava-icerik[hidden] {
  display: none;
}

@keyframes belir {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.guncel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.guncel h2 {
  font-size: 1.6rem;
}

.soluk {
  color: var(--soluk);
}

.sicaklik-satiri {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 12px 0 4px;
}

.buyuk-ikon {
  font-size: 4rem;
  line-height: 1;
}

.sicaklik {
  font-size: 4rem;
  font-weight: 300;
  line-height: 1;
}

.aciklama {
  font-size: 1.15rem;
}

.detaylar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.detaylar div {
  background: var(--kart);
  border-radius: 12px;
  padding: 10px 14px;
}

.detaylar dt {
  font-size: 0.8rem;
  color: var(--soluk);
}

.detaylar dd {
  font-size: 1.1rem;
  font-weight: 600;
}

.saatlik {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.saat {
  flex: 0 0 auto;
  min-width: 64px;
  padding: 10px 8px;
  border-radius: 14px;
  background: var(--kart);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.saat .ikon {
  font-size: 1.5rem;
}

.gunluk {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.gun {
  display: grid;
  grid-template-columns: 110px 40px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--kart-kenar);
}

.gun:last-child {
  border-bottom: none;
}

.gun .ikon {
  font-size: 1.6rem;
  text-align: center;
}

.gun .yagis-orani {
  color: var(--soluk);
  font-size: 0.85rem;
}

.gun .min-max {
  font-variant-numeric: tabular-nums;
}

.gun .min {
  color: var(--soluk);
  margin-left: 8px;
}

.alt {
  text-align: center;
  font-size: 0.85rem;
  color: var(--soluk);
}

.alt a {
  color: var(--yazi);
}

@media (max-width: 600px) {
  .guncel {
    grid-template-columns: 1fr;
  }

  .gun {
    grid-template-columns: 90px 32px 1fr auto;
    gap: 8px;
  }

  .buyuk-ikon,
  .sicaklik {
    font-size: 3.2rem;
  }
}