/* =================================================================
   ÜRÜN DETAY SAYFASI — Enterprise Tasarım
   ================================================================= */

/* PAGE WELCOME STRIP — Kompakt koyu gradient kurumsal başlık şeridi */
.urun-page-welcome {
    --kat-renk: #0a5c7f;
    position: relative; overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, var(--kat-renk) 100%);
    color: #fff; padding: 26px 0 30px;
}
.upw-arkaplan-deseni {
    position: absolute; inset: 0; opacity: 0.08;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(56,189,248,0.4), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(34,211,238,0.3), transparent 50%);
    pointer-events: none;
}
.urun-page-welcome .kapsayici { position: relative; z-index: 2; }

/* Breadcrumb — Tam beyaz, okunaklı */
.urun-page-welcome .ekmek-kirmitisi {
    margin-bottom: 14px; font-size: 13px;
    color: #ffffff;
}
.urun-page-welcome .ekmek-kirmitisi ol {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-wrap: wrap; align-items: center; gap: 0;
}
.urun-page-welcome .ekmek-kirmitisi li {
    display: inline-flex; align-items: center;
    color: #ffffff;
}
.urun-page-welcome .ekmek-kirmitisi li + li::before {
    content: "›"; margin: 0 10px;
    color: rgba(255,255,255,0.5); font-size: 16px;
}
.urun-page-welcome .ekmek-kirmitisi span {
    color: #ffffff;
}
.urun-page-welcome .ekmek-kirmitisi li:last-child span {
    color: #ffffff; font-weight: 600;
}
.urun-page-welcome .ekmek-kirmitisi a {
    color: #ffffff;
    opacity: 0.8;
    text-decoration: none;
    transition: opacity 0.2s;
}
.urun-page-welcome .ekmek-kirmitisi a:hover {
    opacity: 1; text-decoration: underline;
}
.urun-page-welcome .ekmek-kirmitisi a span { color: inherit; }

.upw-baslik-bolum { max-width: 900px; }
.upw-baslik {
    margin: 0; font-size: 32px; font-weight: 700;
    color: #fff; line-height: 1.2; letter-spacing: -0.4px;
}

.urun-detay-hero {
    --kat-renk: #0a5c7f;
    background: #fff;
    padding: 36px 0 48px;
    border-bottom: 1px solid #e2e8f0;
}
.udh-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: stretch; }
.udh-medya {
    background: #fff; border-radius: 18px; padding: 28px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06); position: sticky; top: 100px;
}
.udh-ana-gorsel {
    width: 100%; aspect-ratio: 1; object-fit: contain;
    background: #fafbfc; border-radius: 12px;
}
.udh-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 12px; }
.udh-thumbs img {
    width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 8px;
    cursor: pointer; border: 2px solid transparent; transition: all 0.2s;
    background: #fafbfc;
}
.udh-thumbs img:hover { border-color: var(--kat-renk); transform: translateY(-2px); }
.udh-thumbs img.udh-thumb-aktif {
    border-color: var(--kat-renk);
    box-shadow: 0 0 0 3px rgba(10, 92, 127, 0.15);
}

.udh-bilgi {
    padding-top: 8px;
    display: flex; flex-direction: column;
    height: 100%;
}

/* Ürün Açıklaması başlığı (kategori rozetinin yerine) */
.udh-bolum-baslik {
    display: flex; align-items: center; gap: 12px;
    margin-bottom: 16px;
}
.udh-bb-cizgi {
    width: 36px; height: 3px;
    background: var(--kat-renk); border-radius: 2px;
}
.udh-bolum-baslik h2 {
    margin: 0; font-size: 13px; font-weight: 700;
    color: var(--kat-renk); text-transform: uppercase;
    letter-spacing: 1.2px;
}
/* udh-baslik artık page-welcome'da; ürün hero'daki başlık küçültüldü */
.udh-baslik { display: none; }
.udh-ozet {
    margin: 0 0 24px; font-size: 17px; color: #475569; line-height: 1.6;
    border-left: 4px solid var(--kat-renk); padding: 12px 16px;
    background: #fff; border-radius: 0 10px 10px 0;
}
.udh-ozellik-listesi {
    list-style: none; padding: 0; margin: 0 0 22px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px;
}
.udh-ozellik-listesi li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #475569; }
.udh-ozellik-listesi li i {
    width: 32px; height: 32px; background: #fff; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: var(--kat-renk); font-size: 13px; flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.udh-sertifika-rozet { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.udh-sertifika-rozet span {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 4px 10px; background: #f0fdf4; color: #15803d;
    border: 1px solid #86efac; border-radius: 6px;
    font-size: 11px; font-weight: 600;
}
.udh-sertifika-rozet span i { font-size: 10px; }

.udh-aksiyon {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 10px; margin-top: auto;  /* aşağıya it (hero yüksekliği eşitleme) */
}
.udh-btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px; padding: 14px 18px; border-radius: 10px;
    font-weight: 600; font-size: 14px; text-decoration: none;
    transition: all 0.2s; text-align: center;
    white-space: nowrap; min-width: 0;
}
.udh-btn-ana { background: var(--kat-renk); color: #fff; box-shadow: 0 4px 14px rgba(10,92,127,0.3); }
.udh-btn-ana:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(10,92,127,0.4); }
.udh-btn-ikincil { background: #fff; color: #0f172a; border: 2px solid #e2e8f0; }
.udh-btn-ikincil:hover { border-color: var(--kat-renk); color: var(--kat-renk); }
.udh-btn-pdf { background: #dc2626; color: #fff; box-shadow: 0 4px 14px rgba(220,38,38,0.25); }
.udh-btn-pdf:hover { background: #b91c1c; transform: translateY(-2px); }

/* TAB BAR */
.udetay-tab-bar {
    position: sticky; top: 60px; z-index: 50;
    background: #fff; border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}
.udt-nav { display: flex; overflow-x: auto; gap: 4px; scrollbar-width: none; }
.udt-nav::-webkit-scrollbar { display: none; }
.udt-btn {
    flex-shrink: 0; padding: 16px 20px; background: none;
    border: none; border-bottom: 3px solid transparent;
    cursor: pointer; font-size: 14px; font-weight: 600; color: #64748b;
    display: inline-flex; align-items: center; gap: 8px;
    transition: all 0.2s; white-space: nowrap;
}
.udt-btn:hover { color: #0f172a; background: #f8fafc; }
.udt-btn.aktif { color: var(--ana); border-bottom-color: var(--ana); }
.udt-btn i { font-size: 14px; }

/* TAB İÇERİK */
.udt-bolum { padding: 48px 0; }
.udt-icerik { display: none; max-width: 1080px; margin: 0 auto; }
.udt-icerik.aktif { display: block; animation: tabFadeIn 0.3s; }
@keyframes tabFadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.urun-icerik-zengin { font-size: 16px; line-height: 1.8; color: #334155; }
.urun-icerik-zengin h2 { font-size: 28px; font-weight: 800; color: #0f172a; margin: 36px 0 18px; letter-spacing: -0.3px; }
.urun-icerik-zengin h3 { font-size: 22px; font-weight: 700; color: #0f172a; margin: 28px 0 14px; }
.urun-icerik-zengin h4 { font-size: 17px; font-weight: 700; color: #0f172a; margin: 18px 0 10px; }
.urun-icerik-zengin p { margin: 0 0 16px; }
.urun-icerik-zengin .urun-giris {
    font-size: 18px; color: #0f172a; padding: 22px 26px;
    background: linear-gradient(135deg, #f0f9ff, #ecfeff);
    border-left: 5px solid var(--ana); border-radius: 0 12px 12px 0;
    margin-bottom: 28px;
}
.urun-icerik-zengin ul, .urun-icerik-zengin ol { padding-left: 22px; margin-bottom: 18px; }
.urun-icerik-zengin li { margin-bottom: 8px; }
.urun-icerik-zengin .calisma-adim li { margin-bottom: 14px; padding-left: 6px; }
.urun-icerik-zengin .avantaj-list li {
    background: #f8fafc; padding: 14px 18px;
    border-left: 3px solid var(--vurgu);
    border-radius: 0 8px 8px 0; margin-bottom: 10px;
}

/* Kullanım alanları grid */
.ku-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px; margin: 20px 0;
}
.ku-kart {
    background: #fff; border: 1px solid #e2e8f0;
    border-radius: 14px; padding: 24px; transition: all 0.2s;
}
.ku-kart:hover { border-color: var(--ana); transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,0.08); }
.ku-kart i {
    width: 52px; height: 52px; background: linear-gradient(135deg, #0a5c7f, #0d7090);
    color: #fff; border-radius: 12px; display: flex;
    align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px;
}
.ku-kart h4 { font-size: 16px; margin: 0 0 8px; color: #0f172a; }
.ku-kart p { font-size: 14px; color: #64748b; margin: 0; line-height: 1.6; }

/* === SOFT TEKNİK TABLO (diğer tab'larla uyumlu) === */
.teknik-blok {
    margin-bottom: 28px;
}
.teknik-baslik {
    font-size: 17px; font-weight: 700; color: #0f172a;
    margin: 0 0 14px;
    padding-left: 14px;
    border-left: 3px solid var(--ana);
    line-height: 1.3;
}
.teknik-tablo-sarici {
    overflow-x: auto;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
}
.teknik-tablo {
    width: 100%; border-collapse: collapse;
    font-size: 14px; background: #fff;
}
.teknik-tablo th, .teknik-tablo td {
    padding: 14px 22px;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
}
.teknik-tablo thead th {
    background: #fafbfc;
    color: #475569;
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid #e2e8f0;
}
.teknik-tablo tbody th {
    color: #0f172a;
    font-weight: 700;
    width: 42%;
    background: transparent;
}
.teknik-tablo tbody td {
    color: #475569;
    font-weight: 400;
}
.teknik-tablo tbody tr {
    transition: background 0.15s;
}
.teknik-tablo tbody tr:hover {
    background: #fafbfc;
}
.teknik-tablo tbody tr:last-child td, .teknik-tablo tbody tr:last-child th { border-bottom: none; }

/* Header'lı tablo (varsa) */
.teknik-tablo thead + tbody td {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}
.teknik-tablo thead + tbody tr:nth-child(even) {
    background: #fafbfc;
}

/* SSS akordeon */
.urun-sss-liste { display: flex; flex-direction: column; gap: 10px; }
.urun-sss-item { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; overflow: hidden; transition: all 0.2s; }
.urun-sss-item[open] { border-color: var(--ana); box-shadow: 0 4px 14px rgba(10, 92, 127, 0.08); }
.urun-sss-item summary {
    padding: 16px 20px; cursor: pointer; font-weight: 600; font-size: 15px;
    color: #0f172a; display: flex; align-items: center; gap: 12px; list-style: none;
}
.urun-sss-item summary::-webkit-details-marker { display: none; }
.urun-sss-item summary::after { content: "+"; margin-left: auto; font-size: 22px; color: var(--ana); font-weight: 400; transition: transform 0.2s; }
.urun-sss-item[open] summary::after { transform: rotate(45deg); }
.urun-sss-item summary i {
    width: 28px; height: 28px; background: var(--ana); color: #fff; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; font-size: 12px; flex-shrink: 0;
}
.urun-sss-cevap { padding: 0 20px 18px 60px; font-size: 14px; color: #475569; line-height: 1.7; }

/* === SOFT DATASHEET BÖLÜMÜ (diğer tab'larla uyumlu) === */
.datasheet-aciklama {
    display: flex; align-items: flex-start; gap: 14px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 18px 22px;
    margin-bottom: 24px;
    line-height: 1.6;
}
.datasheet-aciklama i {
    width: 36px; height: 36px;
    background: #fff;
    color: var(--ana);
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; flex-shrink: 0;
    margin: 0 !important;
}
.datasheet-aciklama > div { flex: 1; }
.datasheet-aciklama strong {
    display: block; font-size: 15px; margin-bottom: 4px;
    color: #0f172a; font-weight: 700;
}
.datasheet-aciklama-text {
    font-size: 13px; color: #64748b;
}
.datasheet-aciklama-text strong {
    display: inline; color: var(--ana); font-size: 13px; font-weight: 600;
    margin: 0;
}

.datasheet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}
.datasheet-kart {
    display: flex; align-items: center; gap: 14px;
    padding: 16px 18px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    text-decoration: none; color: #0f172a;
    transition: all 0.2s;
}
.datasheet-kart:hover:not(.datasheet-bekliyor) {
    border-color: var(--ana);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(10, 92, 127, 0.08);
}
.datasheet-bekliyor {
    opacity: 0.55;
    cursor: not-allowed;
    background: #fafbfc;
    border-style: dashed;
}

.ds-bayrak {
    font-size: 28px;
    line-height: 1;
}
.ds-bilgi { flex: 1; min-width: 0; }
.ds-bilgi strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 2px;
}
.ds-bilgi span {
    font-size: 11px;
    color: #64748b;
    font-weight: 500;
}

.datasheet-kart > i {
    width: 36px; height: 36px;
    background: #fef2f2;
    color: #dc2626;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    transition: all 0.2s;
}
.datasheet-kart:hover:not(.datasheet-bekliyor) > i {
    background: #dc2626;
    color: #fff;
}
.datasheet-bekliyor > i {
    background: #f1f5f9;
    color: #94a3b8;
}

/* CTA bant */
.urun-cta-bant { background: linear-gradient(135deg, #0a5c7f 0%, #0d7090 100%); padding: 56px 0; color: #fff; }
.ucb-grid { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; }
.ucb-metin h2 { margin: 0 0 8px; font-size: 26px; color: #fff; }
.ucb-metin p { margin: 0; opacity: 0.9; font-size: 15px; }
.ucb-aksiyon { display: flex; gap: 10px; }
.ucb-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 26px; background: #fff; color: var(--ana);
    border-radius: 10px; font-weight: 700; font-size: 15px;
    text-decoration: none; transition: transform 0.2s;
}
.ucb-btn:hover { transform: translateY(-2px); }
.ucb-btn-tel { background: rgba(255,255,255,0.15); color: #fff; }
.ucb-btn-tel:hover { background: rgba(255,255,255,0.25); }

/* İlgili ürünler */
.urun-ilgili-bolum { background: #f8fafc; }
.urun-ilgili-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.ilgili-kart {
    background: #fff; border-radius: 14px; overflow: hidden;
    text-decoration: none; color: inherit;
    border: 1px solid #e2e8f0; transition: all 0.2s;
}
.ilgili-kart:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(0,0,0,0.1); border-color: var(--ana); }
.ilgili-gorsel { aspect-ratio: 4/3; overflow: hidden; background: #f1f5f9; }
.ilgili-gorsel img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.ilgili-kart:hover .ilgili-gorsel img { transform: scale(1.05); }
.ilgili-icerik { padding: 18px; }
.ilgili-icerik h3 { margin: 0 0 8px; font-size: 16px; color: #0f172a; }
.ilgili-icerik p { margin: 0 0 12px; font-size: 13px; color: #64748b; }
.ilgili-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ana); }

/* ===== ENTERPRISE TAB CONTENT BLOCKS ===== */

/* Key stats band */
.urun-stat-band {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: 16px; padding: 28px; margin-bottom: 36px;
    box-shadow: 0 10px 30px rgba(15,23,42,0.15);
}
.urun-stat {
    text-align: center; padding: 12px 8px;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.urun-stat:last-child { border-right: none; }
.us-sayi {
    font-size: 36px; font-weight: 800; color: #fff;
    letter-spacing: -0.5px; line-height: 1;
    background: linear-gradient(90deg, #38bdf8, #22d3ee);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.us-sayi sup { font-size: 14px; vertical-align: super; margin-left: 2px;
    -webkit-text-fill-color: rgba(255,255,255,0.6); color: rgba(255,255,255,0.6); }
.us-etiket { color: rgba(255,255,255,0.7); font-size: 12px; margin-top: 6px;
    text-transform: uppercase; letter-spacing: 0.8px; font-weight: 500; }

/* Bilgi kutusu (info/notice box) */
.urun-bilgi-kutu {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 20px 24px; border-radius: 12px; margin: 26px 0;
    border-left: 5px solid;
}
.urun-bilgi-kutu > i {
    font-size: 22px; flex-shrink: 0; margin-top: 2px;
    width: 40px; height: 40px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}
.urun-bilgi-kutu strong { display: block; margin-bottom: 6px; font-size: 15px; }
.urun-bilgi-kutu p { margin: 0; font-size: 14px; line-height: 1.65; }
.urun-bilgi-mavi {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border-left-color: #3b82f6;
}
.urun-bilgi-mavi > i { background: #3b82f6; color: #fff; }
.urun-bilgi-mavi strong { color: #1e3a8a; }
.urun-bilgi-yesil {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border-left-color: #16a34a;
}
.urun-bilgi-yesil > i { background: #16a34a; color: #fff; }
.urun-bilgi-yesil strong { color: #14532d; }

/* Ürün tip grid (Manuel/Çift/Otomatik) */
.urun-tip-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px; margin: 24px 0 36px;
}
.urun-tip-kart {
    position: relative; background: #fff; border: 1px solid #e2e8f0;
    border-radius: 16px; padding: 28px 24px 24px; transition: all 0.25s;
}
.urun-tip-kart:hover {
    border-color: var(--ana); transform: translateY(-4px);
    box-shadow: 0 14px 36px rgba(0,0,0,0.08);
}
.urun-tip-kart.utk-onerilen {
    border-color: #f59e0b; background: linear-gradient(135deg, #fffbeb 0%, #fff 100%);
}
.utk-rozet {
    position: absolute; top: -10px; left: 20px;
    background: var(--ana); color: #fff;
    padding: 4px 12px; border-radius: 20px;
    font-size: 11px; font-weight: 700; letter-spacing: 0.5px;
    text-transform: uppercase;
}
.utk-rozet-gold { background: linear-gradient(135deg, #f59e0b, #d97706); }
.urun-tip-kart h4 { margin: 14px 0 10px; font-size: 18px; color: #0f172a; }
.urun-tip-kart p { font-size: 14px; color: #64748b; line-height: 1.6; margin-bottom: 16px; }
.utk-kapasite {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 12px; background: #f1f5f9; border-radius: 8px;
    font-size: 12px; font-weight: 600; color: #334155;
}
.utk-kapasite i { color: var(--ana); font-size: 13px; }
.utk-onerilen .utk-kapasite { background: #fef3c7; color: #92400e; }
.utk-onerilen .utk-kapasite i { color: #d97706; }

/* İyi liste — check icon ile maddeler */
.urun-iyi-liste { list-style: none; padding: 0; margin: 24px 0; }
.urun-iyi-liste li {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 12px 16px; margin-bottom: 8px;
    background: #f8fafc; border-radius: 10px;
    font-size: 14px; line-height: 1.6;
}
.urun-iyi-liste li i {
    width: 24px; height: 24px; background: #16a34a;
    color: #fff; border-radius: 50%; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; margin-top: 1px;
}

/* Bölüm başlığı (tab içi alt başlık) */
.urun-bolum-baslik { text-align: center; margin-bottom: 32px; }
.urun-bolum-baslik h3 {
    font-size: 28px; font-weight: 800; color: #0f172a;
    margin: 0 0 8px; letter-spacing: -0.4px;
}
.urun-bolum-baslik p {
    font-size: 15px; color: #64748b; margin: 0;
    max-width: 720px; margin-left: auto; margin-right: auto; line-height: 1.6;
}

/* Akış diyagramı (Çalışma Prensibi) */
.urun-akis-diyagram {
    display: flex; align-items: stretch;
    gap: 8px; margin: 28px 0 36px;
    overflow-x: auto; padding: 4px;
}
.uad-adim {
    flex: 1; min-width: 180px; background: #fff;
    border: 1px solid #e2e8f0; border-radius: 14px;
    padding: 20px 18px; position: relative; text-align: center;
    transition: all 0.25s;
}
.uad-adim:hover {
    border-color: var(--ana); transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(10, 92, 127, 0.1);
}
.uad-numara {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    width: 32px; height: 32px; background: linear-gradient(135deg, var(--ana), #0d7090);
    color: #fff; border-radius: 50%; display: flex;
    align-items: center; justify-content: center;
    font-size: 14px; font-weight: 800;
    box-shadow: 0 4px 10px rgba(10, 92, 127, 0.3);
}
.uad-ikon {
    width: 56px; height: 56px; margin: 14px auto 12px;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    color: var(--ana); border-radius: 14px;
    display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.uad-adim h4 { font-size: 15px; margin: 0 0 8px; color: #0f172a; }
.uad-adim p { font-size: 13px; color: #64748b; margin: 0; line-height: 1.55; }
.uad-ok {
    display: flex; align-items: center; color: #94a3b8;
    font-size: 18px; flex-shrink: 0; padding: 0 4px;
}

/* Kullanım alanları — zengin */
.ku-kart-zengin {
    padding: 0 !important; overflow: hidden;
    display: flex; flex-direction: column;
}
.ku-kart-zengin .ku-renk-bar { height: 4px; width: 100%; }
.ku-kart-zengin > i {
    margin: 22px 24px 14px !important;
}
.ku-kart-zengin h4, .ku-kart-zengin p { padding: 0 24px; }
.ku-detay {
    margin: 14px 24px 22px; padding: 8px 12px;
    background: #f8fafc; border-radius: 8px;
    font-size: 12px; color: #475569;
}
.ku-detay i { color: var(--ana); margin-right: 6px; }
.ku-detay strong { color: #0f172a; }

/* Avantajlar grid */
.urun-avantaj-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px; margin: 24px 0;
}
.avantaj-kart {
    position: relative; background: #fff;
    border: 1px solid #e2e8f0; border-radius: 14px;
    padding: 24px 20px 20px; transition: all 0.25s;
}
.avantaj-kart:hover {
    border-color: var(--ana); transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(0,0,0,0.08);
}
.ak-numara {
    position: absolute; top: 14px; right: 16px;
    font-size: 32px; font-weight: 800;
    color: #e2e8f0; line-height: 1; font-family: monospace;
}
.avantaj-kart > i {
    width: 44px; height: 44px;
    background: linear-gradient(135deg, var(--ana), #0d7090);
    color: #fff; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; margin-bottom: 14px;
}
.avantaj-kart h4 { margin: 0 0 8px; font-size: 15px; color: #0f172a; }
.avantaj-kart p { margin: 0; font-size: 13px; color: #64748b; line-height: 1.6; }

/* Responsive akış diyagramı */
@media (max-width: 920px) {
    .urun-akis-diyagram { flex-direction: column; }
    .uad-ok { transform: rotate(90deg); padding: 8px 0; }
}

/* Responsive */
@media (max-width: 980px) {
    .udh-grid { grid-template-columns: 1fr; gap: 32px; }
    .udh-medya { position: static; }
    .udh-baslik { font-size: 28px; }
    .udh-ozellik-listesi { grid-template-columns: 1fr; }
    .udh-aksiyon { grid-template-columns: 1fr 1fr; }
    .ucb-grid { grid-template-columns: 1fr; }
    .ucb-aksiyon { flex-direction: column; }
}
@media (max-width: 520px) {
    .udh-aksiyon { grid-template-columns: 1fr; }
}
@media (max-width: 980px) {
    .upw-baslik { font-size: 26px; }
    .urun-page-welcome { padding: 22px 0 26px; }
}
@media (max-width: 640px) {
    .urun-detay-hero { padding: 24px 0 36px; }
    .udh-baslik { font-size: 24px; }
    .upw-baslik { font-size: 22px; }
    .urun-page-welcome { padding: 18px 0 22px; }
    .urun-page-welcome .ekmek-kirmitisi { margin-bottom: 10px; font-size: 12px; }
    .udt-btn { padding: 12px 14px; font-size: 13px; }
    .urun-icerik-zengin h2 { font-size: 22px; }
    .urun-icerik-zengin h3 { font-size: 18px; }
    .urun-sss-cevap { padding-left: 20px; }
    .urun-stat-band { grid-template-columns: repeat(2, 1fr); padding: 20px; }
    .us-sayi { font-size: 28px; }
    .urun-stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); padding: 14px 8px; }
    .urun-stat:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.1); }
    .urun-stat:nth-last-child(-n+2) { border-bottom: none; }
    .urun-bolum-baslik h3 { font-size: 22px; }
    .urun-tip-grid { grid-template-columns: 1fr; }
}