/* Mutfağa Giriş hub — "Önerilen Rota" + "Konu Kütüphanesi" (content.lesson.index).
   FB18 (Beyar bağlayıcı 2026-07-15): referans IA'sı korunur, bu bölümler
   TAM KURULUDUR. .guide/.guide-overlay/.guide-grain/.guide-head/.steps-grid
   TAŞINMADI — portal.css'te ZATEN kanonik (mutfak-sirlari.css/home.blade.php
   ile paylaşılıyor, "Bu hafta ne öğreniyoruz?" bandı emsali). Yalnız bu
   sayfaya özgü olan rota-rail (.route-, .rp-, .rstep) ve konu kütüphanesi
   (.lib-, .lb-) sınıfları burada, reference/rehber/mutfaga-giris-v1.html'den
   BİREBİR (satır 835-909). */
.route-top{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:20px}
.route-prog{display:flex;align-items:center;gap:13px;min-width:0}
.route-prog .rp-txt{font-size:13px;font-weight:700;color:#e9e2d6;white-space:nowrap}
.route-prog .rp-txt b{color:#ff8763}
.route-prog .rp-bar{width:min(200px,40vw);height:6px;border-radius:var(--radius-pill);background:rgba(255,255,255,.16);overflow:hidden}
.route-prog .rp-fill{height:100%;width:8%;background:linear-gradient(90deg,#ff8763,var(--tomato));border-radius:inherit;transition:width .2s var(--ease)}
.route-nav{display:flex;gap:8px;flex:none}
.route-nav button{width:42px;height:42px;font-size:13px;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);color:#fff;cursor:pointer;transition:.2s var(--ease)}
.route-nav button:hover:not(:disabled){background:var(--tomato);border-color:var(--tomato)}
.route-nav button:disabled{opacity:.32;cursor:default}
.rstep-track{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding:4px 2px 8px;scroll-behavior:smooth}
.rstep-track::-webkit-scrollbar{display:none}
.rstep{flex:none;width:278px;scroll-snap-align:start;display:flex;flex-direction:column;gap:13px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:22px;cursor:pointer;transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease)}
.rstep:hover{transform:translateY(-4px);background:rgba(225,72,39,.14);border-color:rgba(225,72,39,.42)}
.rstep .rs-head{display:flex;align-items:center;gap:12px}
.rstep .rs-num{flex:none;width:44px;height:44px;border-radius:var(--radius-md);background:rgba(225,72,39,.18);border:1px solid rgba(225,72,39,.36);color:#ff8763;font-size:15px;font-weight:700;display:grid;place-items:center}
.rstep .rs-stage{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#b8b1a5}
.rstep h4{color:#fff;font-size:16.5px;line-height:1.25}
.rstep p{color:#b8b1a5;font-size:13.5px;font-weight:500;line-height:1.55;flex:1;min-height:3.1em}
.rstep .rs-go{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:#ff8763;margin-top:2px}
.rstep .rs-go i{font-size:11px;transition:transform .2s var(--ease)}
.rstep:hover .rs-go i{transform:translateX(4px)}

/* section zemin: sitenin kanonik gri↔beyaz section alternasyonu
   (--bg-cream = #F9F9F9 gri / --bg-white; ör. tüm *-sec bandları). Sıra:
   seo-intro beyaz → guide koyu bant → BU section gri → next-sec beyaz.
   (2026-07-21 rv2: önceki --cream-2 krem denemesi geri alındı — krem/bej
   section zemini kanon dışı, tüm site --bg-cream gri kullanır.) */
.lib-sec{padding:58px 0 24px;background:var(--bg-cream)}
.lib-intro{max-width:620px;margin-bottom:6px}
.lib-block{padding:30px 0;border-top:1px solid var(--line)}
.lib-block:first-of-type{border-top:none;padding-top:14px}
.lib-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:4px}
.lib-head h3{font-size:21px;letter-spacing:-.01em}
.lib-head .lb-cnt{font-size:12.5px;color:var(--muted);font-weight:600}
.lib-head .lb-go{margin-left:auto;font-size:13px;font-weight:700;color:var(--tomato);display:inline-flex;align-items:center;gap:7px;transition:.2s var(--ease)}
.lib-head .lb-go i{font-size:11px;transition:transform .2s var(--ease)}
.lib-head .lb-go:hover i{transform:translateX(3px)}
.lib-block .disc-grid{margin-top:16px}

/* =====================================================================
   G-1 TAMAMLAMA EKİ (2026-07-16): önceki extract'ta atlanmış referans
   <style> blokları BİREBİR — kaynak reference/rehber/mutfaga-giris-v1.html
   satır 781-807 (gnav+seo-intro), 860-862 (ke-filter), 902-903 (lib-desc),
   926-927/946/951-953/982-983 (responsive). Yeni kural İCAT EDİLMEDİ.
   ===================================================================== */
.gnav{position:sticky;top:112px;z-index:40;background:rgba(255,255,255,.92);-webkit-backdrop-filter:saturate(150%) blur(8px);backdrop-filter:saturate(150%) blur(8px);border-bottom:1px solid var(--line)}
.gnav .wrap{display:flex;gap:8px;padding-top:12px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none}
.gnav .wrap::-webkit-scrollbar{display:none}
.gtab{flex:none;display:inline-flex;align-items:center;gap:9px;font-family:inherit;font-size:13.5px;font-weight:700;color:var(--slate);background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:10px 17px;cursor:pointer;transition:.2s var(--ease)}
.gtab i{font-size:13px;color:var(--tomato);transition:color .2s var(--ease)}
.gtab:hover{border-color:var(--tomato);color:var(--tomato)}
.gtab.active{background:var(--tomato);border-color:var(--tomato);color:#fff}
.gtab.active i{color:#fff}
.seo-intro,.sec.guide,.lib-sec,.next-sec{scroll-margin-top:170px}
.seo-intro{background:var(--bg-white);border-bottom:1px solid var(--line)}
.seo-intro .wrap{padding-top:46px;padding-bottom:46px}
.seo-intro-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.seo-prose h2{font-size:26px;margin-bottom:14px}
.seo-prose h3{font-size:18px;margin:26px 0 10px}
.seo-prose p{font-size:15px;color:var(--slate-2);font-weight:500;line-height:1.7;margin-bottom:12px}
.seo-prose p:last-child{margin-bottom:0}
.seo-prose strong{color:var(--slate);font-weight:700}
.seo-prose a.inline{color:var(--tomato);font-weight:700;text-decoration:underline;text-underline-offset:2px}
.seo-aside{background:var(--bg-cream);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;position:sticky;top:128px}
.seo-aside h4{font-size:14px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.seo-quick{display:flex;flex-direction:column;gap:0;margin:0;padding:0}
.seo-quick li{display:flex;align-items:flex-start;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);list-style:none;font-size:13.5px;font-weight:500;color:var(--slate-2)}
.seo-quick li:last-child{border-bottom:none}
.seo-quick li i{flex:none;width:32px;height:32px;border-radius:var(--radius-sm);background:var(--tomato-tint);color:var(--tomato);display:grid;place-items:center;font-size:14px}
.seo-quick li b{display:block;color:var(--slate);font-weight:700;font-size:14px;margin-bottom:1px}
/* ---- alt kategori chip rayı (.lib-filter) — MADDE 9-i (Beyar revize paketi,
   2026-07-20): her kütüphane bloğunun çip seti tek satır SLIDER. Desen
   tarif-bulucu .mz-grid'in (31fec2e) BİREBİR portu — koşullu kenar-fade
   maskesi + cross-browser scrollbar gizleme; JS edge-sync hub.js'te. Önceki
   flex-wrap:wrap (masaüstünde çok-satırlı) + yalnız ≤640px'te overflow-x
   davranışı KALDIRILDI, her genişlikte tek satır. ---- */
.ke-filter{display:flex;flex-wrap:nowrap;min-width:0;align-items:center;gap:9px;padding-bottom:4px;margin-bottom:26px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch}
.ke-filter::-webkit-scrollbar{display:none}
.ke-filter.has-overflow:not(.at-start):not(.at-end){-webkit-mask-image:linear-gradient(to right,transparent,#000 28px,#000 calc(100% - 28px),transparent);mask-image:linear-gradient(to right,transparent,#000 28px,#000 calc(100% - 28px),transparent)}
.ke-filter.has-overflow.at-start:not(.at-end){-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 28px),transparent);mask-image:linear-gradient(to right,#000 calc(100% - 28px),transparent)}
.ke-filter.has-overflow.at-end:not(.at-start){-webkit-mask-image:linear-gradient(to left,#000 calc(100% - 28px),transparent);mask-image:linear-gradient(to left,#000 calc(100% - 28px),transparent)}
.ke-filter .chip{flex:none;white-space:nowrap}
.ke-filter .chip.active{border-color:var(--tomato);background:var(--tomato-tint);color:var(--tomato);font-weight:700}
.lib-desc{font-size:13.5px;color:var(--muted);font-weight:500;margin:6px 0 16px;max-width:640px}
.lib-block .ke-filter{margin-bottom:20px}
@media (max-width:1024px){
  .seo-intro-grid{grid-template-columns:1fr;gap:30px}
  .seo-aside{position:static;top:auto}
}
@media (max-width:640px){
  .seo-intro .wrap{padding-top:32px;padding-bottom:32px}
}
@media (max-width:640px){
  .gnav{top:62px}
  .seo-intro,.sec.guide,.lib-sec,.next-sec{scroll-margin-top:120px}
}

/* G-1 TAMAMLAMA EKİ (FB57 lead onayı): rota bandının referans arkaplanı —
   ref .guide kuralının bg bileşeni (mutfaga-giris-v1.html:810 BİREBİR; yol
   asset() kökü public/img/guide-poster.jpg — FB48-f kopyası). portal.css'in
   .guide taban kuralı bg'siz; sayfa CSS'i sonra yüklenir, bu kural kazanır. */
.guide{background:#211E16 url('/img/guide-poster.jpg') center/cover no-repeat}