/* Baskı / PDF kataloğu — A4 */
:root {
  --murekkep: #0f1d33; --ikincil: #4b5870; --soluk: #6b7891; --cizgi: #d9e0e9;
  --gorsel-zemin: #e8edf3; --kirmizi: #15478e; --karbon: #0c2a56; --zemin: #d9dfe7; --turuncu: #f07a38; --kavis: linear-gradient(90deg, #fcb134, #f07a38);
  --baslik: "Saira", "Arial Narrow", sans-serif;
  --govde: "Saira", "Segoe UI", system-ui, sans-serif;
  color-scheme: light;
}
@page { size: A4; margin: 14mm 12mm 14mm; }
@page :first { margin: 0; }
@page tek { margin: 14mm 12mm 14mm; }
@page tek:first { margin: 14mm 12mm 14mm; }
.tek { page: tek; }
* { box-sizing: border-box; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
html { background: var(--zemin); }
body { margin: 0; color: var(--murekkep); font: 400 10pt/1.4 var(--govde); font-feature-settings: "tnum" 1; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4, p { margin: 0; }
.ikon { flex: none; }
:focus-visible { outline: 2px solid var(--kirmizi); outline-offset: 2px; }

/* Ekrandaki araç çubuğu */
.arac { position: sticky; top: 0; z-index: 10; background: var(--karbon); color: #eef0f2; border-bottom: 3px solid; border-image: var(--kavis) 1; }
.arac-ic { max-width: 210mm; margin: 0 auto; padding: 12px 16px; display: flex; align-items: center; gap: 16px; }
.arac-geri { display: inline-flex; align-items: center; gap: 6px; color: #c2c6cc; text-decoration: none; font-weight: 500; white-space: nowrap; }
.arac-geri:hover { color: #fff; }
.arac-bilgi { display: flex; flex-direction: column; min-width: 0; margin-right: auto; }
.arac-bilgi strong { font: 700 1.05rem/1.1 var(--baslik); letter-spacing: .04em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.arac-bilgi span { font-size: .82rem; color: #a3a8b0; }
.arac-dugme { display: inline-flex; align-items: center; gap: 8px; min-height: 42px; padding: 0 18px; background: var(--kavis); color: var(--karbon); border: 0; border-radius: 4px; font: 700 .95rem/1 var(--govde); cursor: pointer; white-space: nowrap; }
.arac-dugme:hover { background: #fcb134; }
.arac-not { max-width: 210mm; margin: 0 auto; padding: 0 16px 12px; font-size: .82rem; color: #a3a8b0; }
.arac-not strong { color: #eef0f2; font-weight: 600; }

/* Ekranda sayfa önizlemesi */
@media screen {
  body { padding-bottom: 40px; }
  .kapak, .tek, .bolum, .dipnot { width: 210mm; max-width: calc(100% - 24px); margin: 18px auto 0; background: #fff; box-shadow: 0 2px 4px rgba(0,0,0,.06), 0 12px 32px -12px rgba(0,0,0,.25); }
  .bolum { padding: 14mm 12mm; }
  .dipnot { padding: 6mm 12mm; box-shadow: none; background: transparent; }
  .kapak { min-height: 297mm; }
  .tek { min-height: 297mm; padding: 14mm 12mm; }
}
@media screen and (max-width: 640px) {
  .arac-ic { flex-wrap: wrap; gap: 10px; }
  .arac-bilgi { order: -1; flex-basis: 100%; }
  .arac-dugme { margin-left: auto; }
  .bolum, .tek { padding: 16px 12px; }
  .pizgara { grid-template-columns: repeat(2, 1fr) !important; }
  .tek-ust { grid-template-columns: 1fr !important; }
}
@media print {
  html, body { background: #fff; }
  .arac { display: none; }
  .kapak { height: 297mm; break-after: page; }
  .bolum { break-before: page; }
  .tek { min-height: auto; }
}

/* Kapak */
.kapak { display: flex; flex-direction: column; background: #fff; overflow: hidden; position: relative; }
.kapak-ust {
  background: linear-gradient(160deg, #15478e 0%, var(--karbon) 70%);
  color: #fff; padding: 26mm 18mm 20mm; border-bottom: 5mm solid; border-image: var(--kavis) 1;
}
.kapak-marka { font: italic 800 64pt/.9 var(--baslik); letter-spacing: .02em; transform: skewX(-4deg); transform-origin: left; }
.kapak-logo { height: 26mm; width: auto; }
.kapak-slogan { margin-top: 4mm; font: 600 12pt/1 var(--baslik); letter-spacing: .3em; text-transform: uppercase; color: #a3a8b0; }
.kapak-orta { padding: 16mm 18mm 8mm; }
.kapak-orta h1 { font: 800 40pt/.95 var(--baslik); text-transform: uppercase; }
.kapak-kapsam { margin-top: 4mm; font: 700 15pt/1.1 var(--baslik); color: var(--kirmizi); text-transform: uppercase; letter-spacing: .03em; }
.kapak-alt { margin-top: 4mm; color: var(--ikincil); max-width: 60ch; font-size: 11pt; }
.kapak-icindekiler { padding: 4mm 18mm; columns: 2; column-gap: 12mm; flex: 1; }
.ic-ana, .ic-grup { display: flex; justify-content: space-between; gap: 6mm; break-inside: avoid; }
.ic-ana { font: 800 12pt/1.1 var(--baslik); text-transform: uppercase; border-bottom: 1.2pt solid var(--murekkep); padding: 4mm 0 1.5mm; break-after: avoid; }
.ic-grup { font-size: 9.5pt; padding: 1.4mm 0; border-bottom: .5pt solid var(--cizgi); color: var(--ikincil); }
.ic-ana span:last-child, .ic-grup span:last-child { color: var(--soluk); font-weight: 500; font-family: var(--govde); font-size: 9pt; }
.kapak-alt-serit { display: flex; justify-content: space-between; gap: 8mm; padding: 6mm 18mm; border-top: .5pt solid var(--cizgi); font-size: 9pt; color: var(--ikincil); margin-top: auto; }

/* Bölümler */
.bolum-baslik { display: flex; align-items: flex-end; border-bottom: 2.5pt solid var(--murekkep); margin-bottom: 5mm; position: relative; }
.bolum-baslik::after { content: ""; position: absolute; right: 0; bottom: -2.5pt; width: 22mm; height: 2.5pt; background: var(--kavis); }
.bolum-baslik span { font: 800 26pt/1 var(--baslik); text-transform: uppercase; padding-bottom: 2mm; }
.pgrup { margin-bottom: 6mm; }
.pgrup-baslik { font: 700 12.5pt/1.1 var(--baslik); text-transform: uppercase; letter-spacing: .04em; color: var(--ikincil); padding-bottom: 1.5mm; border-bottom: .6pt solid var(--cizgi); margin-bottom: 3mm; break-after: avoid; }
.pizgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4mm 3.5mm; }
.pkart { break-inside: avoid; display: flex; flex-direction: column; gap: 1mm; }
.pkart-gorsel { aspect-ratio: 1 / 1; background: var(--gorsel-zemin); display: grid; place-items: center; padding: 3mm; color: #a2a7ae; border-radius: 1.5mm; }
.pkart-gorsel img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.pkart-gorsel .yer-tutucu { width: 26%; }
.serit { display: flex; background: #fff; border: .6pt solid var(--cizgi); }
.serit span { padding: 1.2mm 2.5mm 1mm; font: 800 11pt/1 var(--baslik); text-transform: uppercase; }
.serit::after { content: ""; margin-left: auto; width: 2mm; background: linear-gradient(180deg, #fcb134, #f07a38); }
.pkart h4 { font: 600 9.2pt/1.2 var(--govde); margin-top: .5mm; }
.pk-alt { font-size: 8pt; color: var(--ikincil); }
.pk-spek { font-size: 7.6pt; color: var(--ikincil); }
.pk-std { font-size: 7.4pt; line-height: 1.35; color: var(--ikincil); }
.pk-amb { font-size: 7.6pt; color: var(--soluk); }
.pk-kod { font-size: 7.4pt; color: var(--soluk); letter-spacing: .02em; }
.dipnot { font-size: 8pt; color: var(--soluk); }
@media print { .dipnot { margin-top: 6mm; } }

/* Tek ürün sayfası */
.sayfa-ust, .sayfa-alt { display: flex; justify-content: space-between; gap: 8mm; font-size: 8.5pt; color: var(--soluk); }
.sayfa-ust { border-bottom: 1.5pt solid var(--murekkep); padding-bottom: 2mm; margin-bottom: 8mm; align-items: baseline; }
.su-marka { height: 7mm; width: auto; }
.sayfa-alt { border-top: .5pt solid var(--cizgi); padding-top: 2mm; margin-top: 10mm; }
.tek-ust { display: grid; grid-template-columns: 82mm 1fr; gap: 9mm; align-items: start; }
.tek-gorsel { aspect-ratio: 1 / 1; background: var(--gorsel-zemin); border-radius: 2mm; padding: 6mm; display: grid; place-items: center; color: #a1adbf; }
.tek-gorsel .yer-tutucu { width: 30%; height: auto; }
.tek-gorsel img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.tek-seri { font: 700 10pt/1 var(--baslik); letter-spacing: .14em; text-transform: uppercase; color: var(--kirmizi); margin-bottom: 2mm; }
.tek-bilgi h1 { font: 800 24pt/1.02 var(--baslik); margin-bottom: 4mm; }
.tek-bilgi .serit { max-width: 60mm; margin-bottom: 5mm; }
.tek-bilgi .serit span { font-size: 18pt; padding: 2mm 3.5mm 1.6mm; }
.tek-ozellik { margin: 0; border-top: .6pt solid var(--cizgi); }
.tek-ozellik div { display: grid; grid-template-columns: 34mm 1fr; gap: 3mm; padding: 2mm 0; border-bottom: .6pt solid var(--cizgi); }
.tek-ozellik dt { color: var(--soluk); font-size: 9pt; }
.tek-ozellik dd { margin: 0; font-weight: 500; }
.tek-aciklama { margin-top: 8mm; display: flex; flex-direction: column; gap: 3mm; font-size: 10.5pt; max-width: 65ch; }
.tek-ek { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3mm; margin-top: 8mm; }
.tek-ek img { aspect-ratio: 1; object-fit: contain; background: var(--gorsel-zemin); padding: 2mm; border-radius: 1.5mm; mix-blend-mode: multiply; }
/* Varyasyonlar: viskozite gibi seçenekler küçük kutucuklar */
.pvaryant { list-style: none; margin: .5mm 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .8mm; }
.pvaryant li { padding: .7mm 1.4mm .5mm; border: .5pt solid var(--cizgi); background: #fff; font: 700 7.4pt/1 var(--baslik); letter-spacing: .02em; }
.tek-bilgi .pvaryant { margin-bottom: 5mm; gap: 1.2mm; }
.tek-bilgi .pvaryant li { font-size: 10pt; padding: 1.2mm 2.2mm 1mm; }
.pvaryant-tablo { width: 100%; margin-top: 7mm; border-collapse: collapse; font-size: 8.6pt; }
.pvaryant-tablo th, .pvaryant-tablo td { text-align: left; padding: 1.6mm 2mm; border-bottom: .5pt solid var(--cizgi); vertical-align: top; }
.pvaryant-tablo thead th { font-size: 7.4pt; letter-spacing: .1em; text-transform: uppercase; color: var(--soluk); font-weight: 600; border-bottom-color: var(--murekkep, #0f1d33); }
.pvaryant-tablo tbody th { font: 700 9.4pt/1.1 var(--baslik); white-space: nowrap; }