:root {
  /* Marka & yüzeyler */
  --plane: #f4f4f2;
  --surface: #ffffff;
  --surface-2: #f7f8fa;
  --cizgi: #e6e6e1;
  --golge: 0 1px 2px rgba(16, 24, 40, 0.04), 0 4px 16px rgba(16, 24, 40, 0.05);

  /* Mürekkep */
  --ink: #101317;
  --ink-2: #52565c;
  --ink-muted: #898781;

  /* Diverging kutuplar (CVD-güvenli): destek=mavi, karşı=kırmızı */
  --destek: #2a78d6;
  --karsi: #e34948;
  --notr: #7c8188;
  --konu-disi: #bcbab2;

  --mavi: #2a78d6;
  --mavi-koyu: #1c5cab;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--plane);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.gizli {
  display: none !important;
}

/* ---------------- Üst bar ---------------- */
.ust-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--cizgi);
  position: sticky;
  top: 0;
  z-index: 10;
}
.marka {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.marka .logo {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--destek), #5aa0f0);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 16px;
}
.kullanici {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--ink-2);
}
.kota-rozet {
  background: var(--surface-2);
  border: 1px solid var(--cizgi);
  border-radius: 999px;
  padding: 5px 12px;
  font-weight: 600;
  font-size: 12px;
  color: var(--ink-2);
  white-space: nowrap;
}
.kota-rozet b {
  color: var(--ink);
}

/* ---------------- Yerleşim ---------------- */
.orta {
  max-width: 760px;
  margin: 0 auto;
  padding: 30px 18px 70px;
}

.kart {
  background: var(--surface);
  border: 1px solid var(--cizgi);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 18px;
  box-shadow: var(--golge);
}

/* ---------------- Giriş ekranı ---------------- */
.giris-kart {
  text-align: center;
  max-width: 460px;
  margin: 8vh auto 0;
}
.giris-logo {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--destek), #5aa0f0);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 30px;
  margin: 0 auto 18px;
}
.giris-kart h1 {
  margin: 0 0 10px;
  font-size: 26px;
  letter-spacing: -0.02em;
}
.aciklama {
  color: var(--ink-2);
  margin: 0 auto 24px;
  max-width: 400px;
}
.deger-list {
  text-align: left;
  max-width: 320px;
  margin: 0 auto 24px;
  display: grid;
  gap: 10px;
}
.deger-list div {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--ink-2);
}
.deger-list .tik {
  color: var(--destek);
  font-weight: 700;
}
.mini {
  color: var(--ink-muted);
  font-size: 13px;
  margin-top: 16px;
}

/* ---------------- Butonlar ---------------- */
.btn-google {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  background: #fff;
  color: #1f2937;
  border: 1px solid var(--cizgi);
  border-radius: 12px;
  padding: 13px 26px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--golge);
  transition: transform 0.06s ease, background 0.15s ease;
}
.btn-google:hover {
  background: #f9fafb;
}
.btn-google:active {
  transform: translateY(1px);
}
.g-logo {
  width: 18px;
  height: 18px;
  flex: none;
}

.btn-birincil {
  background: var(--mavi);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 0 22px;
  height: 48px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.06s ease;
  white-space: nowrap;
}
.btn-birincil:hover {
  background: var(--mavi-koyu);
}
.btn-birincil:active {
  transform: translateY(1px);
}
.btn-birincil:disabled {
  opacity: 0.55;
  cursor: default;
}
.btn-ikincil {
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--cizgi);
  border-radius: 9px;
  padding: 7px 13px;
  cursor: pointer;
  font-size: 13px;
}
.btn-ikincil:hover {
  background: var(--surface-2);
}

/* ---------------- Girdi ---------------- */
.etiket {
  font-weight: 600;
  font-size: 14px;
  display: block;
  margin-bottom: 10px;
}
.girdi-satiri {
  display: flex;
  gap: 10px;
}
#urlGirdi {
  flex: 1;
  padding: 0 16px;
  height: 48px;
  border: 1px solid var(--cizgi);
  border-radius: 12px;
  font-size: 15px;
  background: var(--surface-2);
  transition: border 0.15s ease, background 0.15s ease;
}
#urlGirdi:focus {
  outline: none;
  border-color: var(--mavi);
  background: #fff;
}
.ipucu {
  color: var(--ink-muted);
  font-size: 12.5px;
  margin: 10px 0 0;
}
.durum {
  color: var(--ink-2);
  font-size: 14px;
  min-height: 20px;
  margin: 14px 0 0;
}
.durum.hata {
  color: var(--karsi);
}

/* Yükleniyor animasyonu */
.yukleniyor {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-2);
  font-size: 14px;
  margin-top: 14px;
}
.spinner {
  width: 18px;
  height: 18px;
  border: 2.5px solid var(--cizgi);
  border-top-color: var(--mavi);
  border-radius: 50%;
  animation: don 0.8s linear infinite;
  flex: none;
}
@keyframes don {
  to {
    transform: rotate(360deg);
  }
}

/* ---------------- Sonuç ---------------- */
.sonuc h2 {
  font-size: 16px;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

/* Karar (hero) kartı */
.karar {
  color: #fff;
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 18px;
  box-shadow: var(--golge);
}
.karar .ust {
  font-size: 13px;
  opacity: 0.9;
  margin-bottom: 4px;
}
.karar .buyuk {
  font-size: 40px;
  font-weight: 750;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.karar .buyuk span {
  font-size: 22px;
  font-weight: 600;
}
.karar .alt {
  font-size: 13.5px;
  opacity: 0.95;
  margin-top: 8px;
}

.konu-kutu {
  background: var(--surface-2);
  border-radius: 12px;
  padding: 14px 16px;
  color: var(--ink);
}
.gonderi-bilgi {
  color: var(--ink-muted);
  font-size: 12.5px;
  margin: 10px 0 0;
}

/* Dağılım çubukları */
.dagilim-baslik {
  font-weight: 600;
  font-size: 13px;
  color: var(--ink-2);
  margin: 20px 0 12px;
}
.dagilim-baslik:first-of-type {
  margin-top: 4px;
}
.bar-satir {
  display: grid;
  grid-template-columns: 78px 1fr 52px;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.bar-etiket {
  font-size: 13px;
  color: var(--ink-2);
}
.bar-yol {
  background: var(--surface-2);
  border-radius: 999px;
  height: 16px;
  overflow: hidden;
}
.bar-dolu {
  height: 100%;
  border-radius: 999px;
  min-width: 3px;
  transition: width 0.5s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.bar-deger {
  font-size: 13px;
  font-weight: 700;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.rozet {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  color: #fff;
}

/* Argümanlar */
.arg-izgara {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.arg-blok h3 {
  font-size: 13px;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.arg-blok h3 .nokta {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}
.arg-liste {
  margin: 0;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--ink);
}
.arg-liste li {
  margin-bottom: 7px;
}

/* Öne çıkan yanıtlar */
.yanit-kart {
  border: 1px solid var(--cizgi);
  border-radius: 12px;
  padding: 13px 15px;
  margin-bottom: 10px;
  background: var(--surface-2);
}
.yanit-ust {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 7px;
}
.yanit-yazar {
  font-weight: 600;
  font-size: 13.5px;
}
.yanit-metin {
  font-size: 13.5px;
  margin: 0 0 9px;
  color: var(--ink);
}
.yanit-alt {
  font-size: 12px;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

/* Uyarı notu */
.not-kutu {
  background: #fff8e8;
  border: 1px solid #f4dfa2;
  color: #7a5a12;
  border-radius: 12px;
  padding: 12px 15px;
  font-size: 12.5px;
  margin-top: 18px;
}

/* Mobil */
@media (max-width: 560px) {
  .arg-izgara {
    grid-template-columns: 1fr;
  }
  .karar .buyuk {
    font-size: 34px;
  }
  .ust-bar {
    padding: 12px 16px;
  }
  .kullanici {
    gap: 8px;
  }
  .kota-rozet {
    display: none;
  }
}