:root{
  --brand:#0C4890;          /* logodan örneklendi */
  --brand-deep:#08356B;
  --brand-tint:#EAF0F8;
  --bg:#F4F6FA;
  --paper:#FFFFFF;
  --ink:#161B22;
  --muted:#6B7280;
  --line:#E4E8EF;
  --alert:#C0392B;          /* KART'tan sapma */
  --mono:ui-monospace,"SFMono-Regular","Cascadia Mono","Consolas",monospace;
  --sans:"Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;
  min-height:100dvh;
  display:flex;flex-direction:column;
}

/* ---- header ---- */
.topbar{
  background:var(--paper);
  border-bottom:3px solid var(--brand);
  padding:12px 16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.logo{height:26px;width:auto;display:block}
.lang{display:flex}
.lang a{
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  padding:5px 11px;color:var(--muted);text-decoration:none;
  border:1px solid var(--line);
}
.lang a:first-child{border-radius:6px 0 0 6px;border-right:none}
.lang a:last-child{border-radius:0 6px 6px 0}
.lang a.on{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ---- layout ---- */
.wrap{flex:1;width:100%;max-width:560px;margin:0 auto;padding:18px 14px 28px;display:flex;flex-direction:column;gap:14px}

/* ---- card ---- */
.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 10px 30px -20px rgba(12,72,144,.45);
}
.card-head{
  padding:20px 18px 16px;
  border-left:5px solid var(--brand);
  background:linear-gradient(180deg,#fff,var(--brand-tint));
}
.eyebrow{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;color:var(--muted);
  text-transform:uppercase;
}
.eyebrow-pad{display:block;padding:16px 18px 0}
.eyebrow-color{display:block;margin-top:14px}
.title{
  margin:6px 0 0;font-size:32px;line-height:1.1;font-weight:800;
  letter-spacing:.01em;color:var(--brand-deep);word-break:break-word;
}
h2.title{margin:6px 0 0}

/* ---- spec rows (fiziksel etiketin çizgili satırlarını yansıtır) ---- */
.spec{margin:0;padding:4px 0}
.row{
  display:flex;justify-content:space-between;align-items:baseline;gap:16px;
  padding:12px 18px;border-top:1px solid var(--line);
}
.spec .row:first-child{border-top:none}
.row dt{margin:0;color:var(--muted);font-size:13px;flex:0 0 auto}
.row dd{
  margin:0;font-family:var(--mono);font-size:17px;font-weight:600;
  text-align:right;color:var(--ink);word-break:break-word;
}
.unit{color:var(--muted);font-weight:400;font-size:12.5px;margin-left:3px}

/* ---- KART'tan sapma vurgusu ---- */
.diff{color:var(--alert)!important}
.note-diff{
  display:flex;align-items:center;gap:8px;
  margin:0;padding:11px 18px;border-top:1px solid var(--line);
  background:#FCF1EF;color:var(--alert);font-size:12px;line-height:1.4;
}
.note-diff .mark{width:9px;height:9px;border-radius:2px;background:var(--alert);flex:0 0 auto}

.card-alt .eyebrow-pad{color:var(--muted)}

/* ---- bulunamadı ---- */
.empty{padding:40px 24px;text-align:center;border-left:5px solid var(--alert)}
.empty .glyph{
  font-family:var(--mono);font-size:40px;font-weight:800;color:var(--alert);
  line-height:1;
}
.empty h1{font-size:19px;margin:14px 0 8px;color:var(--brand-deep)}
.empty p{color:var(--muted);font-size:14px;line-height:1.55;margin:0 auto;max-width:36ch}

/* ---- footer ---- */
.foot{
  text-align:center;padding:18px;color:var(--muted);font-size:11.5px;
  display:flex;gap:12px;justify-content:center;align-items:center;flex-direction:column;
}
.foot-alt{display:flex;gap:8px;justify-content:center;align-items:center;flex-wrap:wrap}
.foot .dot{opacity:.5}
.site-link{
  display:inline-flex;align-items:center;text-decoration:none;
  color:var(--brand-deep);background:#fff;border:1px solid var(--line);
  border-radius:10px;padding:10px 18px;font-size:13px;font-weight:600;
}

/* ---- a11y ---- */
a:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ================= Sepet / Talep ================= */
.topbar-sag{display:flex;align-items:center;gap:12px}
.sepet-link{
  display:inline-flex;align-items:center;gap:6px;text-decoration:none;
  color:var(--brand-deep);font-size:13px;font-weight:600;position:relative;
  padding:5px 8px;border:1px solid var(--line);border-radius:8px;background:#fff;
}
.sepet-ikon{font-size:15px;line-height:1}
.sepet-rozet{
  min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--brand);
  color:#fff;font-family:var(--mono);font-size:11px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;
}
@media (max-width:380px){ .sepet-yazi{display:none} }

/* eylem butonları (detay altı) */
.eylem{display:flex;gap:10px;margin-top:2px;flex-wrap:wrap}
.btn-birincil{
  flex:1;appearance:none;border:none;cursor:pointer;
  background:var(--brand);color:#fff;font-size:15px;font-weight:700;
  padding:14px 16px;border-radius:10px;
}
.btn-birincil:disabled,.btn-birincil.added{background:#2f7d4f;cursor:default}
.btn-ikincil{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  text-decoration:none;color:var(--brand-deep);background:#fff;
  border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:14px;font-weight:600;
}
.paylas-sar{position:relative;display:inline-flex}
.paylas-btn{cursor:pointer;font-family:inherit}
.paylas-menu{
  position:absolute;right:0;bottom:calc(100% + 8px);z-index:20;min-width:180px;
  background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  box-shadow:0 10px 30px rgba(12,72,144,.16);
}
.paylas-menu[hidden]{display:none}
.paylas-oge{
  display:block;padding:12px 16px;text-decoration:none;color:var(--brand-deep);
  font-size:14px;font-weight:600;border-top:1px solid var(--line);
}
.paylas-oge:first-child{border-top:none}
.paylas-oge:hover{background:#f2f6fb}

/* sepet boş */
.sepet-bos{padding:28px 20px;text-align:center;color:var(--muted)}
.sepet-bos p{margin:0 0 6px;font-size:15px;color:var(--ink)}
.sepet-bos-alt{font-size:13px !important;color:var(--muted) !important}

/* sepet satırları */
.sepet-liste{padding:4px 0}
.sepet-row{position:relative;padding:14px 44px 14px 18px;border-top:1px solid var(--line)}
.sepet-liste .sepet-row:first-child{border-top:none}
.sepet-bilgi{min-width:0}
.sepet-kalite{font-weight:700;color:var(--brand-deep);font-size:16px;overflow-wrap:anywhere;line-height:1.25}
.sepet-renk{font-weight:700;color:var(--brand-deep);font-size:16px;overflow-wrap:anywhere;line-height:1.25;margin-top:1px}
.sepet-kontrol{display:flex;gap:10px;margin-top:10px}
.sepet-kontrol label{display:flex;flex-direction:column;gap:3px;flex:1;
  font-size:10.5px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
.sepet-kontrol label.adet{flex:0 0 88px}
.sepet-kontrol input{width:100%;box-sizing:border-box;font-family:var(--sans);font-size:15px;
  padding:8px 10px;border:1px solid var(--line);border-radius:8px;color:var(--ink);text-transform:none}
.sepet-sil{position:absolute;top:12px;right:12px;appearance:none;border:none;background:none;
  color:var(--alert);font-size:20px;cursor:pointer;line-height:1;padding:4px}

/* form */
.form{padding:6px 18px 18px;display:flex;flex-direction:column;gap:12px}
.fld{display:flex;flex-direction:column;gap:5px;font-size:12.5px;color:var(--muted)}
.fld .req{color:var(--alert)}
.fld input,.fld textarea{
  font-family:var(--sans);font-size:15px;color:var(--ink);
  padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;width:100%;
}
.fld input:focus,.fld textarea:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:var(--brand)}
.kvkk{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:var(--ink);line-height:1.4}
.kvkk input{margin-top:2px;width:17px;height:17px;flex:0 0 auto;accent-color:var(--brand)}
.kvkk-metin{font-size:12px;color:var(--muted)}
.kvkk-metin summary{cursor:pointer;color:var(--brand-deep);font-weight:600}
.kvkk-metin p{margin:8px 0 0;line-height:1.5}
.form-uyari{margin:0;color:var(--alert);font-size:13px;min-height:1em}
.form .btn-birincil{margin-top:4px}

/* honeypot: görünmez ama display:none değil */
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* başarı */
.basari{border-left:5px solid #2f7d4f}
.glyph.ok{color:#2f7d4f}
.basari-kod{display:inline-flex;align-items:center;gap:10px;margin:6px 0 12px;padding:10px 16px;background:var(--brand-tint);border-radius:10px}
.basari-kod-lbl{font-size:12px;color:var(--muted)}
.basari-kod code{font-family:var(--mono);font-size:18px;font-weight:700;color:var(--brand-deep);letter-spacing:.06em}
.basari .btn-ikincil{margin-top:10px;display:inline-flex}

/* sertifika kartı */
.cert-durum{padding:6px 18px 12px;font-weight:700;color:var(--brand-deep);font-size:16px}
.cert .spec .row:first-child{border-top:1px solid var(--line)}
.cert-logolar{display:flex;align-items:stretch;border-bottom:1px solid var(--line)}
.cert-logo{flex:1;display:flex;align-items:center;justify-content:center;padding:16px 8px;min-width:0}
.cert-logo + .cert-logo{border-left:1px solid var(--line)}
.cert-logo img{max-width:100%;max-height:46px;width:auto;height:auto;object-fit:contain}


/* admin: gizli teknik kart + footer kilit */
.card-gizli{border:1px solid #d9c48a;background:#fffdf5}
.card-gizli .eyebrow-pad{color:#9a7b1f}
.admin-link{color:var(--muted);text-decoration:none;font-size:11.5px;opacity:.65}
.admin-link:hover{opacity:1}