/* ═══════════════════════════════════════════════════════════════════════════
   Hub anasayfa bölümleri — company.liquid-themes.com tasarımı (2026-10-15)
   Ölçüler: docs/research/components/hub-anasayfa.spec.md · Kararlar: docs/superpowers/specs/2026-10-15-hub-anasayfa-bolumleri-design.md
   Renk/font SİSTEMDEN: başlık --text + --hub-display, gövde --muted + --hub-ui, vurgu --accent,
   koyu yüzey --hub-deep (hub.css). Yalnız anasayfada yüklenir (Views/Home/Index.cshtml → Styles).
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Ortak ─────────────────────────────────────────────────────────────── */
.hub-sec { position: relative; padding: 100px 0; }
.hub-sec__in { position: relative; z-index: 2; max-width: 1340px; margin: 0 auto; padding: 0 20px; }
@media (min-width: 1200px) { .hub-sec__in { padding: 0 10px; } }

/* Zemin dikey çizgileri (demodaki ızgara): her 300px'te 1px, ortaya hizalı */
.hub-sec--cizgi {
    background-image: linear-gradient(to right, var(--hub-line) 1px, transparent 1px);
    background-size: 300px 100%;
    background-position: 50% 0;
}

.hub-baslik__ust {
    margin: 0 0 16px;
    font-family: var(--hub-display);
    font-size: 16px;
    font-weight: 700;
    line-height: 24px;
    color: var(--text);
}
.hub-baslik__h {
    margin: 0;
    font-family: var(--hub-display);
    font-size: clamp(30px, 4vw, 40px);
    font-weight: 700;
    line-height: 1.24;
    color: var(--text);
}
.hub-baslik__p {
    margin: 20px 0 0;
    font-family: var(--hub-ui);
    font-size: 17px;
    line-height: 1.64;
    color: var(--muted);
    white-space: pre-line;
}
.hub-baslik--ortali { max-width: 680px; margin: 0 auto 60px; text-align: center; }
.hub-baslik--ortali .hub-baslik__p { max-width: 515px; margin-left: auto; margin-right: auto; }

.hub-sec__alt { margin: 50px 0 0; text-align: center; }
.hub-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--hub-display);
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    transition: color .3s, gap .3s;
}
.hub-link:hover { color: var(--accent); gap: 12px; opacity: 1; }
.hub-vurgu { color: var(--accent); }

/* <picture> içindeki görsel kutusunu doldursun */
.hub-sec picture { display: block; }

/* ─── 1. Hakkımızda + talep formu ───────────────────────────────────────── */
.hub-hakkimizda { z-index: 3; padding: 60px 0 70px; }
.hub-hakkimizda__grid { display: grid; gap: 50px; }
@media (min-width: 992px) {
    .hub-hakkimizda__grid { grid-template-columns: minmax(0, 540px) minmax(0, 620px); justify-content: space-between; align-items: start; }
    .hub-hakkimizda__metin { padding-top: 34px; }
    /* Hero'nun hemen altındaysa form kartı hero'ya biner */
    .hub-hero + .hub-hakkimizda { padding-top: 60px; }
    .hub-hero + .hub-hakkimizda .hub-form-kart { margin-top: -160px; }
}
.hub-form-kart {
    position: relative;
    padding: 40px 28px;
    background: #fff;
    box-shadow: 0 30px 70px rgba(0, 0, 0, .08);
}
@media (min-width: 576px) { .hub-form-kart { padding: 50px; } }
@media (min-width: 1200px) { .hub-form-kart { padding: 56px 60px; } }
.hub-form-kart__h {
    margin: 0;
    font-family: var(--hub-display);
    font-size: 30px;
    font-weight: 700;
    line-height: 1.24;
    color: var(--text);
}
.hub-form { display: flex; flex-direction: column; gap: 20px; margin-top: 30px; }
.hub-form__alan { position: relative; display: block; margin: 0; }
.hub-form__alan input,
.hub-form__alan select,
.hub-form__alan textarea {
    display: block;
    width: 100%;
    height: 60px;
    padding: 0 56px 0 28px;
    background: color-mix(in srgb, var(--accent) 4%, #f6f5f3);
    border: 1px solid transparent;
    border-radius: 0;
    font-family: var(--hub-ui);
    font-size: 14px;
    color: var(--text);
    appearance: none;
    transition: border-color .3s, background-color .3s;
}
.hub-form__alan textarea { height: auto; min-height: 96px; padding: 18px 28px; resize: vertical; }
/* Dokunmatikte 16px: iOS 16px altı form alanına odaklanınca sayfayı yakınlaştırır */
@media (pointer: coarse) {
    .hub-form__alan input,
    .hub-form__alan select,
    .hub-form__alan textarea { font-size: 16px; }
}
/* Telefon: yan dolgu daralır — uzun placeholder'lar ("Pozisyon / alan (ör. …)") daha az kırpılsın */
@media (max-width: 575.98px) {
    .hub-form__alan input,
    .hub-form__alan select { padding: 0 46px 0 18px; }
    .hub-form__alan textarea { padding: 16px 18px; }
    .hub-form__alan i { right: 18px; }
}
/* Seçim yapılmamış select ipucu metni gibi soluk görünsün (dolu sanılmasın) */
.hub-form__alan select:has(option[value=""]:checked) { color: color-mix(in srgb, var(--text) 70%, transparent); }
.hub-form__alan select option { color: var(--text); }
.hub-form__alan input::placeholder,
.hub-form__alan textarea::placeholder { color: color-mix(in srgb, var(--text) 70%, transparent); }
.hub-form__alan input:focus,
.hub-form__alan select:focus,
.hub-form__alan textarea:focus { outline: none; background: #fff; border-color: var(--accent); }
.hub-form__alan i {
    position: absolute;
    top: 50%;
    right: 24px;
    transform: translateY(-50%);
    font-size: 16px;
    color: color-mix(in srgb, var(--text) 70%, transparent);
    pointer-events: none;
}
.hub-form__onay { display: flex; align-items: flex-start; gap: 12px; margin: 0; font-size: 14px; line-height: 1.5; color: var(--muted); cursor: pointer; }
.hub-form__onay input { flex-shrink: 0; width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--accent); }
.hub-form__onay a { color: var(--text); text-decoration: underline; text-underline-offset: 2px; }
.hub-form__btn {
    height: 60px;
    border: 0;
    border-radius: 0;
    background: var(--accent);
    font-family: var(--hub-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--accent-on, var(--hub-dark));
    transition: background-color .3s, color .3s;
}
.hub-form__btn:hover, .hub-form__btn:focus-visible { background: var(--hub-deep); color: #fff; }

/* ─── 2. Ürünler ────────────────────────────────────────────────────────── */
.hub-urunler { padding: 55px 0 90px; }
.hub-urunler__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
@media (min-width: 768px) { .hub-urunler__grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
@media (min-width: 1200px) { .hub-urunler__grid { grid-template-columns: repeat(4, 1fr); gap: 30px; } }
.hub-urun {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 4 / 5;
    border-radius: 6px;
    background: color-mix(in srgb, var(--hub-deep) 8%, #eef0f2);
    text-decoration: none;
}
.hub-urun__gorsel, .hub-urun__gorsel picture { position: absolute; inset: 0; }
.hub-urun__img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2, .8, .2, 1); }
.hub-urun::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, color-mix(in srgb, var(--hub-deep) 88%, transparent) 0%, transparent 55%);
    pointer-events: none;
}
.hub-urun__ad {
    position: absolute;
    right: 22px;
    bottom: 20px;
    left: 22px;
    z-index: 1;
    margin: 0;
    font-family: var(--hub-display);
    font-size: clamp(16px, 1.6vw, 20px);
    font-weight: 700;
    line-height: 1.25;
    color: #fff;
}
.hub-urun:hover .hub-urun__img { transform: scale(1.06); }
.hub-urun:hover { opacity: 1; }
/* PDF rozeti: ürünün kendi sayfası yok, kart tek PDF'i açar (partials/_HubUrunKart) */
.hub-urun__pdf {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 11px;
    border-radius: 30px;
    background: rgba(255, 255, 255, .92);
    font-family: var(--hub-display);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    color: var(--text);
}
.hub-urun__pdf i { font-size: 13px; color: #c62828; }
.hub-urun--pdfsiz { cursor: default; }
.hub-urun--pdfsiz .hub-urun__pdf { background: rgba(255, 255, 255, .7); color: var(--muted); }
.hub-urun__bos { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 46px; color: color-mix(in srgb, var(--text) 22%, transparent); }


/* ─── 3. Görsel bant ────────────────────────────────────────────────────── */
.hub-bant { overflow: hidden; padding: 100px 0; background: var(--hub-deep); text-align: center; }
.hub-bant__gorsel, .hub-bant__gorsel picture { position: absolute; inset: 0; }
.hub-bant__img { width: 100%; height: 100%; object-fit: cover; }
.hub-bant::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: color-mix(in srgb, var(--hub-deep) 74%, transparent);
}
.hub-bant__h {
    max-width: 960px;
    margin: 0 auto;
    font-family: var(--hub-display);
    font-size: clamp(28px, 4.2vw, 50px);
    font-weight: 700;
    line-height: 1.24;
    color: #fff;
}

/* ─── 4. Referanslar — kayan logo şeridi ────────────────────────────────── */
.hub-referanslar { padding: 70px 0 60px; background: color-mix(in srgb, var(--accent) 3%, #faf9f8); }
.hub-referanslar .hub-baslik--ortali { margin-bottom: 44px; }
.hub-marquee {
    display: flex;
    overflow: hidden;
    -webkit-mask-image: linear-gradient(to right, transparent, #000 10%, #000 90%, transparent);
    mask-image: linear-gradient(to right, transparent, #000 10%, #000 90%, transparent);
}
.hub-marquee__seri {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    min-width: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
    animation: hubMarquee var(--hub-marquee-sure, 40s) linear infinite;
}
.hub-marquee:hover .hub-marquee__seri,
.hub-marquee:focus-within .hub-marquee__seri { animation-play-state: paused; }
@keyframes hubMarquee { to { transform: translateX(-100%); } }
.hub-marquee__oge { flex-shrink: 0; padding: 0 45px; }
.hub-marquee__oge a { display: block; }
.hub-marquee__logo {
    display: block;
    width: auto;
    max-width: 170px;
    height: 64px;
    object-fit: contain;
    filter: grayscale(1);
    opacity: .55;
    transition: filter .4s, opacity .4s;
}
.hub-marquee__oge:hover .hub-marquee__logo { filter: none; opacity: 1; }
@media (prefers-reduced-motion: reduce) {
    .hub-marquee { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
    .hub-marquee__seri { animation: none; }
    .hub-marquee__seri + .hub-marquee__seri { display: none; }
}

/* ─── 5. Kartlar + SSS ──────────────────────────────────────────────────── */
.hub-kartlar { padding: 80px 0 120px; }
.hub-kartlar__grid { display: grid; gap: 30px; margin: 0; padding: 0; list-style: none; }
@media (min-width: 768px) { .hub-kartlar__grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
@media (min-width: 1200px) { .hub-kartlar__grid { gap: 30px; padding: 0 15px; } }
.hub-kart { position: relative; overflow: hidden; aspect-ratio: 343 / 392; margin: 0; border-radius: 6px; background: var(--hub-deep); }
.hub-kart picture { position: absolute; inset: 0; }
.hub-kart__img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2, .8, .2, 1); }
.hub-kart::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, color-mix(in srgb, var(--hub-deep) 82%, transparent) 0%, transparent 62%);
    pointer-events: none;
}
.hub-kart__icerik { position: absolute; right: 36px; bottom: 44px; left: 36px; z-index: 1; }
@media (min-width: 1200px) { .hub-kart__icerik { left: 53px; } }
.hub-kart__etiket {
    display: inline-block;
    margin-bottom: 26px;
    padding: 6px 13px;
    background: #fff;
    font-family: var(--hub-display);
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: .375px;
    color: var(--text);
}
.hub-kart__h {
    margin: 0;
    font-family: var(--hub-display);
    font-size: clamp(24px, 2.2vw, 31px);
    font-weight: 700;
    line-height: 1;
    color: #fff;
}
.hub-kart__link { color: #fff; text-decoration: none; }
.hub-kart__link::after { content: ""; position: absolute; inset: 0; z-index: 2; }
.hub-kart__link:hover { color: #fff; opacity: 1; }
.hub-kart:hover .hub-kart__img { transform: scale(1.06); }

.hub-kartlar__alt { display: grid; gap: 50px; margin-top: 100px; }
@media (min-width: 992px) {
    .hub-kartlar__alt { grid-template-columns: minmax(0, 500px) minmax(0, 680px); justify-content: space-between; align-items: start; }
}
.hub-kartlar__alt-metin .hub-btn { margin-top: 42px; }

.hub-sss__oge + .hub-sss__oge { margin-top: 30px; }
.hub-sss__soru { margin: 0; }
.hub-sss__btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    width: 100%;
    min-height: 60px;
    padding: 14px 25px;
    background: var(--hub-deep);
    border: 0;
    text-align: left;
    font-family: var(--hub-display);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    color: #fff;
    transition: background-color .3s, color .3s;
}
.hub-sss__btn.collapsed { background: #f5f7fa; color: var(--text); }
.hub-sss__btn i { flex-shrink: 0; transition: transform .3s; }
.hub-sss__btn:not(.collapsed) i { transform: rotate(180deg); }
.hub-sss__cevap { padding: 25px 25px 6px; font-size: 17px; line-height: 1.64; color: var(--muted); }
.hub-sss__cevap > :last-child { margin-bottom: 0; }

/* ─── 6. Vizyon + 1·2·3 adımlar ─────────────────────────────────────────── */
.hub-vizyon { padding: 90px 0 140px; }
.hub-vizyon__grid { display: grid; gap: 60px; align-items: center; }
@media (min-width: 992px) { .hub-vizyon__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 380px); gap: 80px; } }
.hub-vizyon__gorseller { position: relative; min-height: 380px; }
@media (min-width: 576px) { .hub-vizyon__gorseller { min-height: 480px; } }
.hub-vizyon__g1, .hub-vizyon__g2 { position: absolute; margin: 0; }
.hub-vizyon__g1 { top: 0; left: 0; width: 48%; max-width: 246px; }
.hub-vizyon__g2 { top: 67px; left: 36%; width: 60%; max-width: 330px; }
@media (min-width: 992px) { .hub-vizyon__g2 { left: 187px; } }
.hub-vizyon__img { display: block; width: 100%; height: auto; border-radius: 6px; object-fit: cover; box-shadow: 0 30px 70px rgba(0, 0, 0, .15); }
.hub-vizyon__g1 .hub-vizyon__img { aspect-ratio: 246 / 298; }
.hub-vizyon__g2 .hub-vizyon__img { aspect-ratio: 330 / 400; }
.hub-vizyon__metin .hub-btn { margin-top: 40px; }

.hub-adimlar {
    display: grid;
    margin: 100px 0 0;
    padding: 0 20px;
    list-style: none;
    border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
    border-radius: 30px;
}
/* Yatay hap ≥992: tablet dikeyde etiketler 2-3 satıra bölünüyordu */
@media (min-width: 992px) { .hub-adimlar { grid-template-columns: repeat(3, 1fr); padding: 0 30px; border-radius: 60px; } }
.hub-adim + .hub-adim { border-top: 1px solid color-mix(in srgb, var(--text) 8%, transparent); }
@media (min-width: 992px) { .hub-adim + .hub-adim { border-top: 0; } }
.hub-adim__link {
    display: flex;
    align-items: center;
    gap: 25px;
    min-height: 114px;
    padding: 0 20px;
    font-family: var(--hub-display);
    color: var(--text);
    text-decoration: none;
}
@media (min-width: 1200px) { .hub-adim__link { padding: 0 35px; } }
.hub-adim__no {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
    border-radius: 50%;
    font-size: 16px;
    font-weight: 700;
    transition: background-color .3s, border-color .3s, color .3s;
}
.hub-adim__ad { flex: 1; font-size: 16px; font-weight: 700; line-height: 1.5; }
.hub-adim__link i { font-size: 14px; transition: transform .3s; }
a.hub-adim__link:hover { color: var(--text); opacity: 1; }
a.hub-adim__link:hover i { transform: translateX(4px); }
a.hub-adim__link:hover .hub-adim__no { background: var(--accent); border-color: var(--accent); color: var(--accent-on, var(--hub-dark)); }

/* ─── 7. Müşteri yorumları ──────────────────────────────────────────────── */
.hub-yorumlar { overflow: hidden; padding: 150px 0; background: var(--hub-deep); color: #fff; }
.hub-yorumlar__gorsel, .hub-yorumlar__gorsel picture { position: absolute; inset: 0; }
@media (min-width: 992px) { .hub-yorumlar__gorsel { left: auto; width: 62%; } }
.hub-yorumlar__img { width: 100%; height: 100%; object-fit: cover; }
.hub-yorumlar::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: color-mix(in srgb, var(--hub-deep) 82%, transparent);
}
@media (min-width: 992px) {
    .hub-yorumlar::before {
        background: linear-gradient(to right, var(--hub-deep) 0%, var(--hub-deep) 40%,
            color-mix(in srgb, var(--hub-deep) 55%, transparent) 58%, transparent 82%);
    }
}
.hub-yorumlar__tirnak {
    position: absolute;
    top: -78px;
    left: -6px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 200px;
    line-height: 1;
    color: rgba(255, 255, 255, .12);
    pointer-events: none;
}
@media (min-width: 1300px) { .hub-yorumlar__tirnak { left: -104px; } }
.hub-yorumlar__h {
    position: relative;
    margin: 0 0 40px;
    font-family: var(--hub-display);
    font-size: clamp(30px, 4vw, 40px);
    font-weight: 700;
    line-height: 1.24;
    color: var(--accent);
}
.hub-yorumlar__kaydirici { max-width: 700px; }
/* Yalnız <figure>'ın alt boşluğu sıfırlanır; Bootstrap'in margin-right:-100%'ü kalmalı,
   yoksa geçişte gelen yorum gidenin altına kayar (iki yorum alt alta görünür). */
.hub-yorumlar__kaydirici .carousel-item { margin-bottom: 0; }
.hub-yorumlar__metin {
    margin: 0;
    font-family: var(--hub-ui);
    font-size: clamp(19px, 2vw, 24px);
    line-height: 1.625;
    color: #fff;
}
.hub-yorumlar__kim { margin-top: 28px; font-family: var(--hub-display); font-size: 16px; font-weight: 700; line-height: 24px; color: rgba(255, 255, 255, .5); }
.hub-yorumlar__nav { display: flex; align-items: center; gap: 22px; margin-top: 50px; }
.hub-yorumlar__nav button {
    display: inline-flex;
    padding: 0;
    background: none;
    border: 0;
    font-size: 20px;
    line-height: 1;
    color: #fff;
    opacity: .6;
    transition: opacity .3s, transform .3s;
}
.hub-yorumlar__nav button:hover { opacity: 1; }
.hub-yorumlar__nav button:first-child:hover { transform: translateX(-3px); }
.hub-yorumlar__nav button:last-child:hover { transform: translateX(3px); }
.hub-yorumlar__sayac { font-family: var(--hub-ui); font-size: 16px; color: #fff; }

/* ─── 8. Blog — 3'lü otomatik karusel ───────────────────────────────────── */
/* overflow: ≥1200'de kapsayıcı iç boşluğu 10px, karuselin -15px payı ekranı 5px aşıyordu (yatay kaydırma) */
.hub-blog { overflow: hidden; padding: 80px 0 110px; }
/* position: kopya kartlardaki mutlak konumlu .visually-hidden metinler de kırpılsın — yoksa
   overflow:hidden'ı aşıp mobilde sayfayı iki katı genişletiyordu */
.hub-blog__karusel { position: relative; overflow: hidden; margin: 0 -15px; }
.hub-blog__iz { display: flex; margin: 0; padding: 0; list-style: none; transition: transform .7s cubic-bezier(.65, 0, .35, 1); }
.hub-blog__oge { flex: 0 0 100%; padding: 0 15px; }
@media (min-width: 768px) { .hub-blog__oge { flex-basis: 50%; } }
@media (min-width: 1200px) { .hub-blog__oge { flex-basis: 33.3333%; } }
.hub-yazi__gorsel { display: block; overflow: hidden; aspect-ratio: 353 / 196; border-radius: 4px; background: color-mix(in srgb, var(--hub-deep) 8%, #eef0f2); }
.hub-yazi__img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2, .8, .2, 1); }
.hub-yazi:hover .hub-yazi__img { transform: scale(1.05); }
.hub-yazi__h { margin: 33px 0 0; font-family: var(--hub-display); font-size: 20px; font-weight: 700; line-height: 1.5; }
.hub-yazi__h a { color: var(--text); text-decoration: none; transition: color .3s; }
.hub-yazi__h a:hover { color: var(--accent); opacity: 1; }
.hub-yazi__tarih { display: block; margin-top: 8px; font-size: 13px; color: var(--muted); }
.hub-yazi__ozet { margin: 14px 0 0; font-size: 17px; line-height: 1.64; color: var(--muted); }
.hub-yazi__devam {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    font-family: var(--hub-ui);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--text);
    text-decoration: none;
}
.hub-yazi__devam::before { content: ""; width: 32px; height: 2px; background: currentColor; transition: width .3s; }
.hub-yazi__devam:hover { color: var(--text); opacity: 1; }
.hub-yazi__devam:hover::before { width: 46px; }