/* Alt sayfalar (proje, iç mimarlık, kentsel dönüşüm rehberi) */
.alt-sayfa, .alt-sayfa a, .alt-sayfa button, .alt-sayfa summary, .alt-sayfa label { cursor: auto; }
.alt-sayfa a, .alt-sayfa button, .alt-sayfa summary { cursor: pointer; }
.alt-sayfa main { padding-top: 76px; }
.alt-sayfa .nav { color: var(--ink); }
.alt-sayfa h1 { font-size: clamp(2rem, 4.6vw, 3.8rem); }

.as-ust { position: relative; height: min(72vh, 680px); overflow: hidden; color: #fff; }
.as-ust img { width: 100%; height: 100%; object-fit: cover; }
.as-ust::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10,11,13,.82), rgba(10,11,13,.1) 60%); }
.as-ust-metin { position: absolute; left: 5vw; right: 5vw; bottom: 3rem; z-index: 1; }
.as-ust-metin .eyebrow a { color: #e3cfa9; }
.as-ust-metin h1 { color: #fff; margin: .4rem 0 .6rem; }
.as-konum { font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; opacity: .85; }

.as-bilgi { display: grid; grid-template-columns: 1.6fr 1fr; gap: 4rem; padding-top: 5rem; padding-bottom: 3rem; }
.as-ozet { font-size: 1.15rem; margin-bottom: 1.2rem; }
.as-kunye { display: grid; grid-template-columns: auto 1fr; gap: .8rem 1.6rem; align-content: start; border-top: 1px solid var(--line); padding-top: 1.4rem; }
.as-kunye dt { font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); padding-top: .2rem; }
.as-kunye dd { margin: 0; }

.as-galeri-bolum { padding-top: 2rem; }
.as-galeri-bolum h2, .as-diger h2 { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 2rem; }
.as-galeri-bolum h2 span { font-family: var(--sans); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.as-galeri { columns: 3 300px; column-gap: 1rem; }
.as-galeri figure { break-inside: avoid; margin: 0 0 1rem; }
.as-galeri img { width: 100%; height: auto; display: block; background: #ddd5c8; transition: transform .6s; }
.as-galeri a { display: block; overflow: hidden; cursor: zoom-in; }
.as-galeri a:hover img { transform: scale(1.03); }
.as-galeri figcaption { font-size: .8rem; color: var(--muted); padding-top: .4rem; }

.as-kartlar { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.4rem; margin-bottom: 3rem; }
.as-kart { display: block; }
.as-kart img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; transition: transform .6s; }
.as-kart:hover img { transform: scale(1.04); }
.as-kart { overflow: hidden; }
.as-kart-alt { display: flex; flex-direction: column; padding-top: .7rem; }
.as-kart-alt b { font-family: var(--serif); font-weight: 400; font-size: 1.15rem; }
.as-kart-alt i { font-style: normal; font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.as-ara { margin: 3rem 0 1.5rem; font-size: 1.4rem; }
.as-liste { padding-bottom: 2rem; }

.as-rehber { max-width: 900px; padding-top: 1rem; }
.as-rehber h2 { margin: 3rem 0 1.2rem; }
.as-rehber p { margin-bottom: 1rem; }
.as-rehber ul + p { margin-top: 1.2rem; }
.as-rehber a { color: var(--accent); text-decoration: underline; }
.as-adimlar { list-style: none; display: grid; gap: 1.2rem; }
.as-adimlar li { border-top: 1px solid var(--line); padding-top: 1rem; display: grid; grid-template-columns: 3rem 1fr; gap: .2rem 1rem; }
.as-adimlar span { grid-row: span 2; font-family: var(--serif); color: var(--accent); font-size: 1.3rem; }
.as-adimlar h3 { font-size: 1.15rem; }
.as-adimlar p { color: var(--muted); margin: 0; }
.as-maddeler { list-style: none; display: grid; gap: .8rem; }
.as-maddeler li { padding-left: 1.4rem; position: relative; }
.as-maddeler li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); }

.as-cta { background: #0f0f0e; color: #e9e4dc; text-align: center; padding: 6rem 5vw; }
.as-cta h2 { margin-bottom: 1rem; }
.as-cta h2 em { color: #e3cfa9; }
.as-cta p { opacity: .75; margin-bottom: 2rem; }
.as-cta .hero-cta { justify-content: center; }
.as-404 { min-height: 60vh; }

.as-lb { position: fixed; inset: 0; z-index: 200; background: rgba(12,12,11,.96); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; padding: 4vw; }
.as-lb[hidden] { display: none !important; }
.as-lb img { max-width: 100%; max-height: 82vh; object-fit: contain; }
.as-lb p { color: #e9e4dc; font-size: .9rem; }
.as-lb button { position: absolute; top: 1rem; right: 1.6rem; background: none; border: 0; color: #fff; font-size: 2.6rem; cursor: pointer; }

@media (max-width: 800px) {
  .as-bilgi { grid-template-columns: 1fr; gap: 2rem; padding-top: 3rem; }
  .as-ust { height: 56vh; }
  .alt-sayfa main { padding-top: 64px; }
}