:root {
  --zemin: #F6F5F2;
  --yuzey: #FFFFFF;
  --murekkep: #18181A;
  --gri: #5F5E5A;
  --cizgi: #E4E2DC;
  --vurgu: #1E5A4C;
  --vurgu-acik: #E3EEEA;
  --hata: #A3322A;
  --hata-acik: #F8E7E5;
  --uyari: #8A5A00;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--zemin); color: var(--murekkep); font: 400 16px/1.5 var(--font); }
h1, h2, p, dl, dd, fieldset { margin: 0; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--vurgu); outline-offset: 2px; }
.atla { position: absolute; left: -9999px; }
.atla:focus { left: 12px; top: 8px; z-index: 50; background: var(--murekkep); color: #fff; padding: 8px 12px; }
.gizli { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Üst bar */
.ust { position: sticky; top: 0; z-index: 10; background: var(--yuzey); border-bottom: 1px solid var(--cizgi); display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 24px; }
.marka { display: flex; align-items: center; gap: 10px; }
.marka-ad { font-weight: 650; font-size: 18px; letter-spacing: -.01em; }
.rozet { font-size: 12px; line-height: 20px; padding: 0 8px; border-radius: 999px; background: var(--vurgu-acik); color: var(--vurgu); }
.sekmeler { display: flex; gap: 4px; }
.sekmeler button { border: 0; background: transparent; padding: 10px 14px; border-radius: 8px; color: var(--gri); cursor: pointer; min-height: 44px; }
.sekmeler button:hover { color: var(--murekkep); background: var(--zemin); }
.sekmeler button[aria-current="page"] { color: var(--murekkep); background: var(--zemin); font-weight: 600; }

main { max-width: 1120px; margin: 0 auto; padding: 28px 24px 40px; }
h1 { font-size: 24px; font-weight: 650; letter-spacing: -.01em; }
.aciklama { margin-top: 6px; color: var(--gri); max-width: 46ch; }
.ekran-ust { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.ekran-eylem { display: flex; flex-wrap: wrap; gap: 8px; }
.alt-baslik { font-size: 16px; font-weight: 600; margin: 28px 0 12px; }
.bos { color: var(--gri); padding: 20px 0; }

/* Butonlar */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px; border-radius: 8px; border: 1px solid var(--vurgu); background: var(--vurgu); color: #fff; font-weight: 600; cursor: pointer; transition: background-color .15s, transform .1s; }
.btn:hover { background: #174A3E; }
.btn:active { transform: scale(.98); }
.btn-ikincil { background: var(--yuzey); color: var(--murekkep); border-color: var(--cizgi); }
.btn-ikincil:hover { background: var(--zemin); }
.btn-buyuk { width: 100%; min-height: 56px; font-size: 17px; }
.kucuk-btn { min-height: 36px; min-width: 36px; padding: 0 10px; border-radius: 6px; border: 1px solid var(--cizgi); background: var(--yuzey); cursor: pointer; }
.kucuk-btn:hover { border-color: var(--murekkep); }
.metin-btn { border: 0; background: none; color: var(--gri); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; padding: 8px; }
.cip { min-height: 40px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--cizgi); background: var(--yuzey); cursor: pointer; font-size: 14px; }
.cip:hover { border-color: var(--vurgu); color: var(--vurgu); }

/* Satış */
.satis-izgara { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.okut-alan { display: grid; gap: 16px; }
.okut-alan h1 { margin-bottom: -10px; }
.kamera { position: relative; border-radius: 12px; overflow: hidden; background: #000; aspect-ratio: 4 / 3; }
.kamera video { width: 100%; height: 100%; object-fit: cover; display: block; }
.kamera-cerceve { position: absolute; inset: 18% 22%; border: 2px solid rgba(255,255,255,.85); border-radius: 12px; pointer-events: none; }
.kamera .btn { position: absolute; left: 12px; bottom: 12px; }
.kod-form label { display: block; font-size: 14px; color: var(--gri); margin-bottom: 6px; }
.kod-satir { display: flex; gap: 8px; }
input { min-height: 44px; border: 1px solid var(--cizgi); border-radius: 8px; padding: 0 12px; background: var(--yuzey); width: 100%; }
input:focus { border-color: var(--vurgu); outline: none; box-shadow: 0 0 0 3px var(--vurgu-acik); }
.hizli-baslik { font-size: 14px; color: var(--gri); margin-bottom: 8px; }
.hizli-liste { display: flex; flex-wrap: wrap; gap: 8px; }

.sepet { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 12px; padding: 20px; position: sticky; top: 84px; }
.sepet h2 { font-size: 16px; font-weight: 600; }
.sepet-liste { list-style: none; padding: 0; margin: 12px 0 0; }
.sepet-liste li { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--cizgi); }
.kalem-bilgi { display: grid; min-width: 0; }
.kalem-ad { font-weight: 500; }
.kalem-alt { font-size: 13px; color: var(--gri); }
.adet { display: flex; align-items: center; gap: 6px; }
.adet-btn { width: 36px; height: 36px; border-radius: 6px; border: 1px solid var(--cizgi); background: var(--yuzey); cursor: pointer; font-size: 18px; line-height: 1; }
.adet-sayi { min-width: 20px; text-align: center; font-variant-numeric: tabular-nums; }
.kalem-tutar { font-variant-numeric: tabular-nums; text-align: right; min-width: 92px; }
.odeme { display: grid; gap: 16px; margin-top: 16px; }
.secim { border: 0; padding: 0; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.secim legend { font-size: 14px; color: var(--gri); padding: 0; margin-bottom: 6px; width: 100%; }
.secim label { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px; border: 1px solid var(--cizgi); border-radius: 8px; cursor: pointer; }
.secim label:has(input:checked) { border-color: var(--vurgu); background: var(--vurgu-acik); color: var(--vurgu); font-weight: 600; }
.secim input { width: auto; min-height: 0; accent-color: var(--vurgu); }
.indirim { display: grid; gap: 6px; font-size: 14px; color: var(--gri); }
.indirim-satir { display: flex; gap: 8px; }
.indirim input { color: var(--murekkep); }
select { min-height: 44px; border: 1px solid var(--cizgi); border-radius: 8px; padding: 0 10px; background: var(--yuzey); font: inherit; color: var(--murekkep); }
.indirim select { width: 72px; flex: none; }
.ara { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; font-size: 14px; color: var(--gri); }
.ara dd { text-align: right; font-variant-numeric: tabular-nums; }
.toplam { display: flex; justify-content: space-between; align-items: baseline; padding-top: 8px; border-top: 1px solid var(--cizgi); }
.toplam dt { color: var(--gri); }
.toplam dd { font-size: 28px; font-weight: 650; font-variant-numeric: tabular-nums; }

/* Ürünler */
.urun-liste { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.urun { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 12px; padding: 18px; }
.urun-ust { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.urun-ad { font-size: 16px; font-weight: 600; }
.urun-alt { font-size: 13px; color: var(--gri); }
.urun-fiyat { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.varyant-liste { list-style: none; padding: 0; margin: 12px 0 0; }
.varyant-liste li { display: grid; grid-template-columns: 64px 1fr auto auto; align-items: center; gap: 10px; padding: 8px 0; border-top: 1px solid var(--cizgi); font-size: 14px; }
.v-beden { font-weight: 600; }
.v-kod { color: var(--gri); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.v-stok { font-variant-numeric: tabular-nums; text-align: right; }
.v-stok.az { color: var(--uyari); font-weight: 600; }
.v-eylem { display: flex; gap: 4px; }

/* Fotoğraflar */
.foto { flex: none; display: inline-grid; place-items: center; object-fit: cover; background: #ECE9E2; color: var(--gri); font-weight: 600; border-radius: 8px; overflow: hidden; }
.foto-urun { width: 72px; height: 88px; font-size: 20px; }
.foto-sepet { width: 44px; height: 52px; font-size: 13px; border-radius: 6px; }
.foto-cip { width: 26px; height: 26px; font-size: 10px; border-radius: 50%; margin: 0 8px 0 -8px; }
.cip { display: inline-flex; align-items: center; }
.kalem-sol, .a-sol { display: flex; align-items: center; gap: 12px; min-width: 0; }
.urun-ust { justify-content: flex-start; }
.urun-baslik { flex: 1; min-width: 0; }
.urun-fiyat { margin-left: auto; display: grid; justify-items: end; gap: 2px; }
.eski-fiyat { font-size: 13px; color: var(--gri); font-weight: 400; }
.iskonto-rozet { font-size: 12px; line-height: 20px; padding: 0 8px; border-radius: 999px; background: var(--hata-acik); color: var(--hata); font-weight: 600; }
.urun-linkler { display: flex; gap: 14px; margin-top: 6px; }
.urun-linkler .foto-btn { margin-top: 0; }
.link-btn { border: 0; background: none; padding: 0; font-size: 13px; color: var(--vurgu); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.btn-sil { background: var(--yuzey); color: var(--hata); border-color: var(--cizgi); margin-right: auto; }
.btn-sil:hover { background: var(--hata-acik); }
.iki-kolon { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.toplu-form { display: grid; gap: 14px; margin-top: 14px; }
.toplu-form label { display: grid; gap: 6px; font-size: 14px; color: var(--gri); }
.e-eski { font-size: 12px; color: #555; }
.foto-btn { display: inline-block; margin-top: 6px; font-size: 13px; color: var(--vurgu); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; position: relative; }
.foto-btn:focus-within { outline: 2px solid var(--vurgu); outline-offset: 2px; }
.gizli-dosya { position: absolute; opacity: 0; width: 1px; height: 1px; min-height: 0; }
input.dosya { padding: 9px 12px; }

/* Kasa ve stok özetleri */
.donem { display: inline-flex; border: 1px solid var(--cizgi); border-radius: 8px; background: var(--yuzey); padding: 3px; }
.donem button { border: 0; background: transparent; min-height: 38px; padding: 0 14px; border-radius: 6px; cursor: pointer; color: var(--gri); }
.donem button[aria-pressed="true"] { background: var(--murekkep); color: #fff; }
.ozet { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 12px; }
.ozet-kart { padding: 18px 20px; display: grid; gap: 2px; }
.ozet-kart + .ozet-kart { border-left: 1px solid var(--cizgi); }
.ozet-etiket { font-size: 13px; color: var(--gri); }
.ozet-deger { font-size: 26px; font-weight: 650; font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.ozet-alt { font-size: 13px; color: var(--gri); }
.tablo-kap { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 12px; overflow-x: auto; }
.tablo { width: 100%; border-collapse: collapse; font-size: 14px; }
.tablo th { text-align: left; font-weight: 500; font-size: 12px; color: var(--gri); padding: 12px 16px; border-bottom: 1px solid var(--cizgi); }
.tablo td { padding: 12px 16px; border-bottom: 1px solid var(--cizgi); vertical-align: middle; }
.tablo tr:last-child td { border-bottom: 0; }
.tablo .sag { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.t-saat { white-space: nowrap; font-variant-numeric: tabular-nums; }
.t-islem { text-align: right; white-space: nowrap; }
.tablo tr.iade td { color: var(--gri); }
.tablo tr.iade .t-tutar { text-decoration: line-through; }
.durum { font-size: 12px; padding: 2px 8px; border-radius: 999px; background: var(--hata-acik); color: var(--hata); white-space: nowrap; }
.azalan { list-style: none; padding: 0; margin: 0; background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 12px; }
.azalan li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 16px; border-bottom: 1px solid var(--cizgi); }
.azalan li:last-child { border-bottom: 0; }
.a-stok { color: var(--uyari); font-weight: 600; white-space: nowrap; }
.a-stok.tukendi { color: var(--hata); }

/* Dialoglar */
dialog { border: 1px solid var(--cizgi); border-radius: 14px; padding: 24px; width: min(440px, calc(100vw - 32px)); box-shadow: 0 20px 50px rgba(0,0,0,.18); }
dialog::backdrop { background: rgba(24,24,26,.4); }
dialog h2 { font-size: 18px; font-weight: 650; margin-bottom: 16px; }
#urun-form { display: grid; gap: 14px; }
#urun-form label { display: grid; gap: 6px; font-size: 14px; color: var(--gri); }
#urun-form input { color: var(--murekkep); }
.ipucu { font-size: 12px; }
.dialog-eylem { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; margin-top: 18px; }

/* Etiket */
.etiket { display: flex; align-items: center; gap: 12px; width: 300px; padding: 10px; border: 1px dashed #BDB9B0; border-radius: 6px; background: #fff; color: #000; }
.etiket svg { flex: none; }
.etiket-metin { display: grid; gap: 2px; font-size: 13px; line-height: 1.3; }
.etiket-metin b { font-size: 15px; }
.e-fiyat { font-size: 18px; font-weight: 700; }
.e-kod { font-size: 11px; letter-spacing: .04em; }
.yazdir-alan { display: none; }

/* Bildirim */
.bildirim { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; background: var(--murekkep); color: #fff; padding: 12px 18px; border-radius: 10px; font-size: 15px; max-width: calc(100vw - 32px); transition: opacity .2s, transform .2s; z-index: 60; }
.bildirim.goster { opacity: 1; transform: translate(-50%, 0); }
.bildirim.basari { background: var(--vurgu); }
.bildirim.hata { background: var(--hata); }

.alt { max-width: 1120px; margin: 0 auto; padding: 8px 24px 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; color: var(--gri); font-size: 13px; }
.nakr { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 6px; background: #0B0B0B; color: #9AA0A6; text-decoration: none; font-size: 12px; }
.nakr b { color: #C6F432; letter-spacing: .12em; }

@media (max-width: 820px) {
  .ust { padding: 10px 16px; }
  .sekmeler { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: var(--yuzey); border-top: 1px solid var(--cizgi); justify-content: space-around; padding: 6px 8px calc(6px + env(safe-area-inset-bottom)); }
  .sekmeler button { flex: 1; }
  main { padding: 20px 16px 24px; }
  .alt { padding: 8px 16px 96px; }
  .satis-izgara { grid-template-columns: 1fr; }
  .sepet { position: static; }
  .sepet-liste li { grid-template-columns: 1fr auto; row-gap: 8px; }
  .kalem-sol { grid-column: 1 / -1; }
  .adet { grid-column: 1; }
  .ozet { grid-template-columns: 1fr 1fr; }
  .ozet-kart:first-child { grid-column: 1 / -1; border-bottom: 1px solid var(--cizgi); }
  .ozet-kart + .ozet-kart { border-left: 0; }
  .ozet-kart:nth-child(3) { border-left: 1px solid var(--cizgi); }
  .ozet-deger { font-size: 22px; }
  .varyant-liste li { grid-template-columns: 1fr auto auto; }
  .v-kod { display: none; }
  .tablo td, .tablo th { padding: 10px 12px; }
  .urun-liste { grid-template-columns: 1fr; }
  .bildirim { bottom: 84px; }
  .tablo th:nth-child(3), .tablo td:nth-child(3) { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .btn, .bildirim { transition: none; }
}
@media print {
  body > *:not(.yazdir-alan) { display: none !important; }
  .yazdir-alan { display: flex !important; flex-wrap: wrap; gap: 6mm; }
  .etiket { break-inside: avoid; }
}