:root {
  --mavi: #0b5ed7;
  --mavi-koyu: #0a4fb5;
  --mavi-acik: #eaf2ff;
  --yesil: #16a34a;
  --kirmizi: #dc2626;
  --gri-acik: #f8fafc;
  --gri-cizgi: #e7ecf3;
  --metin-1: #0f1b2d;
  --metin-2: #4b5d75;
  --metin-acik: #6b7a90;
  --sari: #ffb020;
  --mor-bg: #eef2ff;
  --mor: #6366f1;

  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 12px rgba(15, 27, 45, 0.06);
  --shadow-md: 0 8px 32px rgba(15, 27, 45, 0.08);
  --silk: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'DM Sans', 'Open Sans', Arial, sans-serif;
  color: var(--metin-1);
  background: var(--gri-acik);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 16px;
}

a { color: var(--mavi); text-decoration: none; transition: color .15s var(--silk); }
a:hover { color: var(--mavi-koyu); }

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--gri-cizgi);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 14px 16px;
}
.logo { font-size: 22px; font-weight: 700; letter-spacing: .5px; color: var(--metin-1); }
.logo span { color: var(--mavi); }
.main-nav a {
  margin-left: 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--metin-2);
}
.main-nav a:hover { color: var(--mavi); }

/* Main content */
main.container { padding-top: 24px; padding-bottom: 24px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--mavi), var(--mavi-koyu));
  color: #fff;
  padding: 48px 24px;
  text-align: center;
  border-radius: var(--radius-lg);
  margin: 0 0 24px;
  box-shadow: var(--shadow-md);
}
.hero h1 { margin: 0 0 10px; font-size: 26px; font-weight: 700; letter-spacing: -.3px; }
.hero p { margin: 0 0 22px; opacity: .9; font-size: 15px; }

.arama-kutu {
  background: #fff;
  border-radius: 999px;
  display: flex;
  align-items: stretch;
  max-width: 440px;
  margin: 0 auto;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.arama-kutu input[type="text"] {
  flex: 1;
  border: 0;
  padding: 14px 22px;
  font-size: 14px;
  font-family: inherit;
  color: var(--metin-1);
  outline: none;
  background: transparent;
}
.arama-kutu button {
  border: 0;
  background: var(--mavi);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  padding: 0 26px;
  margin: 4px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s var(--silk);
}
.arama-kutu button:hover { background: var(--mavi-koyu); }

.toplam-urun {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  margin-top: 16px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .15);
  letter-spacing: .2px;
}

/* Kart taban stili */
.kart {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
}

/* Barkodsis tanitim */
.barkodsis-kutu {
  background: linear-gradient(135deg, #fff8ec, #fff);
  border: 1px solid #ffe2ae;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  text-align: center;
  margin: 20px 0;
}
.barkodsis-kutu b { font-size: 16px; }
.barkodsis-kutu p { font-size: 13px; margin: 8px 0 14px; color: var(--metin-2); }
.barkodsis-kutu a.buton {
  display: inline-block;
  background: var(--mavi);
  color: #fff;
  border-radius: 999px;
  padding: 10px 24px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: background .15s var(--silk), transform .15s var(--silk);
}
.barkodsis-kutu a.buton:hover { background: var(--mavi-koyu); color: #fff; transform: translateY(-1px); }

/* Icerik bolumleri */
.icerik-bolum {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin: 16px 0;
}
.icerik-bolum h2 { font-size: 18px; margin-top: 0; font-weight: 700; }
.icerik-bolum p { font-size: 14px; color: var(--metin-2); margin-bottom: 0; }

/* Son eklenenler */
.son-eklenenler {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin: 16px 0;
}
.son-eklenenler h2 { font-size: 18px; font-weight: 700; margin-top: 0; }
.son-eklenenler-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}
@media (max-width: 640px) {
  .son-eklenenler-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.son-eklenenler-grid a {
  min-width: 0;
  border: 1px solid var(--gri-cizgi);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  display: block;
  font-size: 12px;
  color: var(--metin-1);
  transition: border-color .15s var(--silk), box-shadow .15s var(--silk), transform .15s var(--silk);
}
.son-eklenenler-grid a:hover {
  border-color: var(--mavi);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.son-eklenenler-grid object,
.son-eklenenler-grid svg { width: 100%; height: 50px; pointer-events: none; }
.son-eklenenler-grid .urun-ad {
  margin-top: 8px;
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
}

/* Urun sayfasi */
.urun-ust {
  display: flex;
  gap: 16px;
  margin: 0 0 16px;
  flex-wrap: wrap;
}
.urun-barkod-gorseli {
  flex: 1 1 240px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 16px;
  text-align: center;
}
.urun-barkod-gorseli object,
.urun-barkod-gorseli svg { width: 100%; height: 100px; }
.urun-barkod-gorseli .barkod-no { font-size: 15px; color: var(--metin-1); margin-top: 8px; font-family: 'JetBrains Mono', monospace; font-weight: 600; }
.urun-barkod-gorseli .barkod-ulke { font-size: 12px; color: var(--metin-acik); margin-top: 2px; }

.urun-bilgi {
  flex: 1.4 1 280px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
}
.urun-bilgi h1 { font-size: 19px; margin: 0 0 8px; font-weight: 700; }
.urun-bilgi .fiyat { font-size: 14px; color: var(--metin-2); margin: 4px 0; }
.urun-bilgi .fiyat b { color: var(--mavi); font-size: 16px; }
.urun-bilgi .guncelleme { font-size: 12px; color: var(--metin-acik); }

/* Oylama */
.oylama-kutu {
  margin-top: 14px;
  padding: 14px;
  background: var(--mavi-acik);
  border-radius: var(--radius);
  font-size: 13px;
}
.oylama-butonlar { margin-top: 8px; }
.oylama-butonlar button {
  border: 0;
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  margin-right: 6px;
  transition: filter .15s var(--silk), transform .15s var(--silk);
}
.oylama-butonlar button:hover { filter: brightness(.95); }
.oy-evet { background: var(--yesil); }
.oy-hayir { background: var(--kirmizi); }
.oylama-butonlar button.secili { outline: 2px solid var(--metin-1); outline-offset: 2px; }
.oy-bar {
  background: #fff;
  border-radius: 999px;
  height: 8px;
  margin-top: 10px;
  overflow: hidden;
}
.oy-bar-ic { background: var(--yesil); height: 100%; transition: width .25s var(--silk); }
.oy-yuzde { font-size: 12px; color: var(--metin-2); margin-top: 6px; }

/* Reklam alanlari */
.sponsor-reklam {
  border: 1px solid var(--gri-cizgi);
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 12px;
  text-align: center;
  font-size: 12px;
  margin: 16px 0;
}
.sponsor-reklam img { max-width: 100%; border-radius: calc(var(--radius) - 6px); display: block; margin: 0 auto; }
.sponsor-bos {
  border: 1px solid var(--gri-cizgi);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 12px;
  text-align: center;
  margin: 16px 0;
  background: #fff;
}
.sponsor-bos img {
  max-width: 100%;
  width: 800px;
  height: auto;
  border-radius: calc(var(--radius) - 6px);
  display: block;
  margin: 0 auto;
}

/* Fiyat grafigi */
.fiyat-grafik-bolum {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  margin: 16px 0;
}
.fiyat-grafik-bolum h2 { font-size: 17px; margin-top: 0; font-weight: 700; }
.sehir-satir {
  border: 1px solid var(--gri-cizgi);
  border-radius: 12px;
  padding: 10px 14px;
  margin-bottom: 8px;
}
.sehir-satir summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
  list-style: none;
  border-radius: 8px;
  margin: -4px -6px;
  padding: 4px 6px;
  transition: background-color .15s ease;
}
.sehir-satir summary:hover { background-color: var(--gri-acik); }
.sehir-satir summary::-webkit-details-marker { display: none; }
.sehir-satir summary::after {
  content: '';
  order: -1;
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--metin-acik);
  border-bottom: 2px solid var(--metin-acik);
  transform: rotate(45deg);
  transition: transform .2s ease;
}
.sehir-satir[open] summary::after { transform: rotate(-135deg); }
.sehir-adi { flex: 0 0 110px; font-weight: 600; }
.sehir-bar-dis {
  flex: 1;
  background: var(--gri-acik);
  border-radius: 999px;
  height: 14px;
  overflow: hidden;
}
.sehir-bar-ic { background: var(--mavi); height: 100%; border-radius: 999px; }
.sehir-fiyat { flex: 0 0 80px; text-align: right; font-size: 13px; font-weight: 600; }
.sehir-grafik-alan { margin-top: 10px; height: 180px; }
.fiyat-grafik-canvas { width: 100% !important; height: 180px !important; }

/* Sehirlere gore fiyat karsilastirmasi (isi haritasi) */
.fiyat-karsilastirma-bolum {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  margin: 16px 0;
}
.fiyat-karsilastirma-bolum h1 { font-size: 19px; margin-top: 0; font-weight: 700; }
.fiyat-karsilastirma-bolum > p { font-size: 13px; color: var(--metin-2); }

.isi-haritasi-sarici {
  overflow-x: auto;
  margin-top: 14px;
}
.isi-haritasi {
  border-collapse: collapse;
  width: 100%;
  min-width: 720px;
  font-size: 12px;
}
.isi-haritasi th,
.isi-haritasi td {
  border: 1px solid var(--gri-cizgi);
  padding: 8px;
  text-align: center;
  white-space: nowrap;
}
.isi-haritasi thead th {
  background: var(--gri-acik);
  font-weight: 700;
}
.isi-haritasi .urun-sutun {
  text-align: left;
  position: sticky;
  left: 0;
  background: #fff;
  font-weight: 600;
  z-index: 1;
}
.isi-haritasi thead th.urun-sutun { background: var(--gri-acik); }
.isi-haritasi .hucre-degisim { font-size: 10px; }

.hucre-artis { background: #ffcdd2; }
.hucre-artis .hucre-degisim { color: #b71c1c; }
.hucre-azalis { background: #c8e6c9; }
.hucre-azalis .hucre-degisim { color: #2e7d32; }
.hucre-degismedi { background: #eeeeee; }
.hucre-degismedi .hucre-degisim { color: #888; }
.hucre-veri-yok { background: var(--gri-acik); color: #aaa; }

.isi-haritasi-lejant {
  font-size: 12px;
  color: var(--metin-2);
  margin-top: 10px;
}

/* Ana sayfa teaser - fiyat karsilastirmasi */
.fiyat-karsilastirma-kutu {
  background: linear-gradient(135deg, var(--mavi-acik), #fff);
  border: 1px solid var(--gri-cizgi);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  margin: 20px 0;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.fiyat-karsilastirma-kutu .ikon { font-size: 32px; }
.fiyat-karsilastirma-kutu b { font-size: 16px; }
.fiyat-karsilastirma-kutu p { font-size: 13px; margin: 6px 0 0; color: var(--metin-2); }
.fiyat-karsilastirma-kutu > div:nth-child(2) { flex: 1; min-width: 200px; }
.fiyat-karsilastirma-kutu a.buton {
  display: inline-block;
  background: var(--mavi);
  color: #fff;
  border-radius: 999px;
  padding: 10px 24px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: background .15s var(--silk), transform .15s var(--silk);
  white-space: nowrap;
}
.fiyat-karsilastirma-kutu a.buton:hover { background: var(--mavi-koyu); color: #fff; transform: translateY(-1px); }

/* Footer */
.site-footer {
  margin-top: 30px;
  padding: 22px 0;
  background: #fff;
  border-top: 1px solid var(--gri-cizgi);
}
.footer-nav { text-align: center; margin-bottom: 10px; }
.footer-nav a { margin: 0 10px; font-size: 13px; color: var(--metin-2); font-weight: 500; }
.copyright { text-align: center; font-size: 12px; color: var(--metin-acik); margin: 0; }

/* Statik sayfalar */
.sayfa-icerik {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin: 16px 0;
}
.sayfa-icerik h1 { font-size: 21px; font-weight: 700; margin-top: 0; }
.sayfa-icerik h2 { font-size: 16px; margin-top: 24px; font-weight: 700; }
.sayfa-icerik p, .sayfa-icerik li { font-size: 14px; color: var(--metin-2); }

.sss-soru {
  border: 1px solid var(--gri-cizgi);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 8px;
}
.sss-soru summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  list-style: none;
}
.sss-soru summary::-webkit-details-marker { display: none; }
.sss-soru p { margin: 8px 0 2px; }

.barkod-turu {
  border-top: 1px solid var(--gri-cizgi);
  padding: 16px 0;
}
.barkod-turu:first-of-type { border-top: 0; padding-top: 0; }
.barkod-turu h2 { margin-bottom: 4px; }

.uyari-kutu {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 16px;
  border-radius: var(--radius);
  margin: 16px 0;
  font-size: 14px;
  box-shadow: var(--shadow-sm);
}