:root {
    --renk-zemin: #ffffff;
    --renk-zemin-2: #f7fbfe;
    --renk-zemin-3: #ecf6fc;
    --renk-zemin-4: #e2f0f9;
    --renk-kart: rgba(255, 255, 255, 0.92);
    --renk-ana: #6daed6;
    --renk-ana-koyu: #4f7ea3;
    --renk-ana-koyu-2: #345a76;
    --renk-metin: #4d6678;
    --renk-baslik: #2e536d;
    --renk-soluk: #748d9e;
    --renk-kenar: #cfe1ee;
    --renk-kenar-guclu: #bad4e5;
    --golge: 0 18px 38px rgba(85, 136, 172, 0.12);
    --golge-hafif: 0 10px 24px rgba(85, 136, 172, 0.08);
    --kapsayici: 1180px;
    --yaricap: 14px;
    --gecis: 0.28s ease;
}

* {
    box-sizing: border-box;
}

html {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    position: relative;
    color: var(--renk-metin);
    background:
        linear-gradient(180deg, rgba(226, 240, 249, 0.36) 0%, rgba(255, 255, 255, 0) 220px),
        var(--renk-zemin);
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.65;
    overscroll-behavior-x: none;
    touch-action: pan-y pinch-zoom;
}

main,
.hero,
.sayfa-kapak,
.bolum,
.alt-iletisim,
.site-altbilgi,
.marka-bolumu,
.marka-kaydirici {
    max-width: 100%;
    overflow-x: hidden;
}

@supports (overflow: clip) {
    html,
    body,
    main,
    .hero,
    .sayfa-kapak,
    .bolum,
    .alt-iletisim,
    .site-altbilgi,
    .marka-bolumu,
    .marka-kaydirici {
        overflow-x: clip;
    }
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--gecis), opacity var(--gecis);
}

button,
input,
select,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

code {
    padding: 0.1rem 0.35rem;
    border-radius: 5px;
    background: #eaf4fb;
    color: var(--renk-baslik);
    font-size: 0.94rem;
}

.kapsayici {
    width: min(var(--kapsayici), calc(100% - 2rem));
    margin: 0 auto;
}

.atla-baglanti {
    position: absolute;
    left: -999px;
    top: 0;
}

.atla-baglanti:focus {
    left: 1rem;
    top: 1rem;
    z-index: 40;
    padding: 0.75rem 1rem;
    background: var(--renk-ana-koyu);
    color: #fff;
    border-radius: 8px;
}

.ust-bar {
    background: rgba(226, 240, 249, 0.92);
    border-bottom: 1px solid rgba(186, 212, 229, 0.75);
    color: var(--renk-ana-koyu-2);
    font-size: 0.92rem;
}

.ust-bar-icerik {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.55rem 0;
}

.ust-bar-bilgi,
.ust-bar-not {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.ust-bar a:hover {
    color: var(--renk-ana-koyu);
}

.site-ustbilgi {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid rgba(207, 225, 238, 0.8);
    box-shadow: 0 10px 30px rgba(109, 174, 214, 0.08);
    backdrop-filter: blur(12px);
}

.ustbilgi-satiri {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1rem 0;
}

.logo-alani {
    display: inline-flex;
    flex-direction: column;
    gap: 0.15rem;
}

.logo-isim {
    color: var(--renk-baslik);
    font-size: 1.34rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.logo-alt {
    color: var(--renk-soluk);
    font-size: 0.88rem;
}

.ana-menu {
    display: flex;
    align-items: center;
    gap: 1.4rem;
}

.ana-menu ul {
    display: flex;
    align-items: center;
    gap: 1.35rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.ana-menu a {
    color: var(--renk-metin);
    font-weight: 600;
}

.ana-menu a:hover,
.ana-menu a.aktif {
    color: var(--renk-ana-koyu);
}

.menu-teklif {
    white-space: nowrap;
}

.menu-dugmesi {
    display: none;
    padding: 0.72rem 0.95rem;
    border: 1px solid var(--renk-kenar);
    background: #fff;
    border-radius: 10px;
    color: var(--renk-baslik);
    font-weight: 600;
    transition: border-color var(--gecis), box-shadow var(--gecis), background-color var(--gecis);
}

.menu-dugmesi:hover {
    border-color: var(--renk-kenar-guclu);
    background: var(--renk-zemin-2);
}

.dugme {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0.78rem 1.2rem;
    border: 1px solid transparent;
    border-radius: 10px;
    font-weight: 700;
    transition:
        transform var(--gecis),
        background-color var(--gecis),
        color var(--gecis),
        border-color var(--gecis),
        box-shadow var(--gecis);
}

.dugme:hover {
    transform: translateY(-2px);
}

.dugme-koyu {
    background: var(--renk-ana-koyu);
    color: #fff;
    box-shadow: 0 10px 24px rgba(79, 126, 163, 0.18);
}

.dugme-koyu:hover {
    background: var(--renk-ana-koyu-2);
}

.dugme-vurgu {
    background: var(--renk-ana);
    color: #fff;
    box-shadow: 0 10px 24px rgba(109, 174, 214, 0.2);
}

.dugme-vurgu:hover {
    background: #5a9fc9;
}

.dugme-ikincil {
    border-color: var(--renk-kenar-guclu);
    background: rgba(255, 255, 255, 0.9);
    color: var(--renk-ana-koyu);
}

.dugme-ikincil:hover {
    border-color: var(--renk-ana);
    background: var(--renk-zemin-2);
}

.tam-genislik {
    width: 100%;
}

.hero,
.sayfa-kapak {
    border-bottom: 1px solid rgba(207, 225, 238, 0.8);
}

.hero {
    --hero-yukseklik: clamp(560px, 64vh, 700px);
    position: relative;
    overflow: hidden;
    min-height: var(--hero-yukseklik);
    padding: 0;
    background-color: #c9dce9;
    background-position: 64% 17%;
    background-repeat: no-repeat;
    background-size: cover;
    border-bottom: none;
}

.hero-izgara {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: var(--hero-yukseklik);
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(21, 44, 60, 0.86) 0%, rgba(21, 44, 60, 0.78) 30%, rgba(21, 44, 60, 0.58) 52%, rgba(21, 44, 60, 0.22) 74%, rgba(21, 44, 60, 0.04) 100%),
        linear-gradient(180deg, rgba(10, 24, 34, 0.08) 0%, rgba(10, 24, 34, 0.18) 100%);
}

.hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 96px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.96) 100%);
}

.hero-icerik {
    position: relative;
    z-index: 1;
    max-width: 700px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
}

.hero-icerik h1,
.sayfa-kapak h1 {
    margin: 0.4rem 0 1rem;
    color: var(--renk-baslik);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: clamp(2rem, 3.3vw, 3.15rem);
    line-height: 1.18;
}

.hero-icerik h1 {
    color: #ffffff;
    margin: 0;
    font-size: clamp(2.8rem, 4vw, 4.15rem);
    line-height: 1;
    letter-spacing: -0.02em;
    text-shadow: 0 10px 30px rgba(18, 38, 53, 0.28);
}

.hero-aciklama,
.sayfa-kapak p,
.bolum-baslik p {
    max-width: 62ch;
    margin: 0;
    color: var(--renk-soluk);
    font-size: 1.03rem;
}

.hero .bolum-etiketi {
    color: rgba(255, 255, 255, 0.82);
    margin-bottom: 0.4rem;
    font-size: 0.96rem;
    letter-spacing: 0.1em;
}

.hero .hero-aciklama {
    max-width: 31ch;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.34rem;
    line-height: 1.46;
    text-shadow: 0 8px 24px rgba(18, 38, 53, 0.22);
}

.hero .dugme-koyu,
.hero .dugme-vurgu,
.hero .dugme-ikincil {
    min-height: 46px;
    padding: 0.76rem 1.12rem;
    border-radius: 9px;
    font-size: 1.04rem;
    backdrop-filter: blur(6px);
}

.hero .dugme-koyu {
    background: rgba(29, 54, 73, 0.9);
    box-shadow: 0 10px 22px rgba(19, 38, 53, 0.16);
}

.hero .dugme-vurgu {
    background: rgba(108, 174, 214, 0.92);
    box-shadow: 0 10px 22px rgba(32, 89, 124, 0.18);
}

.hero .dugme-ikincil {
    border-color: rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

.hero .dugme-ikincil:hover {
    border-color: rgba(255, 255, 255, 0.56);
    background: rgba(255, 255, 255, 0.2);
}

.hero-dugmeler {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    margin: 1rem 0 0;
}

.hero-dugmeler .dugme {
    white-space: nowrap;
}

.hero-slider {
    position: relative;
    display: block;
    width: 100%;
    min-height: clamp(280px, 34vh, 360px);
    padding-bottom: 0;
}

.hero-slide {
    grid-area: 1 / 1;
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    z-index: 1;
    filter: blur(1.2px);
    transform: translate3d(0, 14px, 0) scale(0.99);
    -webkit-transform: translate3d(0, 14px, 0) scale(0.99);
    will-change: opacity, transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform-style: preserve-3d;
    -webkit-transform-style: preserve-3d;
    transition:
        opacity 1.45s ease,
        filter 1.45s ease,
        transform 1.45s cubic-bezier(0.22, 1, 0.36, 1);
    -webkit-transition:
        opacity 1.45s ease,
        filter 1.45s ease,
        -webkit-transform 1.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-slide.hazir,
.hero-slide.aktif,
.hero-slide.cikis {
    z-index: 2;
}

.hero-slide.aktif {
    opacity: 1;
    filter: blur(0);
    pointer-events: auto;
    transform: translate3d(0, 0, 0) scale(1);
    -webkit-transform: translate3d(0, 0, 0) scale(1);
    z-index: 3;
    transition-delay: 0s;
}

.hero-slide.cikis {
    opacity: 0;
    filter: blur(0);
    pointer-events: none;
    transform: translate3d(0, -8px, 0) scale(0.995);
    -webkit-transform: translate3d(0, -8px, 0) scale(0.995);
}

.hero-slide .hero-aciklama {
    margin-top: 0.75rem;
    margin-left: auto;
    margin-right: auto;
}

.hero-slide .hero-dugmeler {
    margin-top: 1.2rem;
}

.hero-gostergeler {
    position: absolute;
    left: 50%;
    bottom: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    transform: translateX(-50%);
}

.hero-gosterge {
    display: inline-flex;
    width: 1.85rem;
    height: 3px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.28);
    transition: width 0.35s ease, background-color 0.35s ease, opacity 0.35s ease;
}

.hero-gosterge.aktif {
    width: 2.6rem;
    background: rgba(255, 255, 255, 0.88);
}

.alt-iletisim-dugmeler {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin: 1.45rem 0 1.25rem;
}

.fotograf-karti,
.kart,
.teklif-karti,
.adim-karti,
.hero-bilgi-kutulari article,
.sss-karti {
    border: 1px solid rgba(207, 225, 238, 0.95);
    border-radius: var(--yaricap);
    background: var(--renk-kart);
    box-shadow: var(--golge);
}

.fotograf-karti,
.gorsel-kolaj-item {
    position: relative;
    overflow: hidden;
}

.fotograf-karti img,
.gorsel-kolaj-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.fotograf-karti:hover img,
.gorsel-kolaj-item:hover img {
    transform: scale(1.03);
}

.fotograf-notu {
    position: absolute;
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    padding: 0.9rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 12px;
    background: rgba(53, 90, 118, 0.52);
    color: #fff;
    backdrop-filter: blur(8px);
}

.fotograf-notu strong {
    display: block;
    margin-bottom: 0.2rem;
    font-size: 1rem;
}

.fotograf-notu span {
    display: block;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.94rem;
}

.buyuk {
    min-height: 380px;
    aspect-ratio: 16 / 11;
}

.kontrol-liste,
.alt-liste {
    margin: 0;
    padding: 0;
    list-style: none;
}

.kontrol-liste li::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    margin-right: 0.65rem;
    border-radius: 50%;
    background: var(--renk-ana);
    box-shadow: 0 0 0 5px rgba(109, 174, 214, 0.14);
}

.hero-bilgi-kutulari {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.hero-bilgi-kutulari article,
.kart,
.teklif-karti,
.adim-karti {
    padding: 1.35rem;
    transition: transform var(--gecis), box-shadow var(--gecis), border-color var(--gecis);
}

.hero-bilgi-kutulari article:hover,
.kart:hover,
.adim-karti:hover,
.teklif-karti:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(85, 136, 172, 0.14);
    border-color: rgba(186, 212, 229, 0.95);
}

.hero-bilgi-kutulari strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--renk-baslik);
}

.hero-bilgi-kutulari span {
    color: var(--renk-soluk);
    font-size: 0.95rem;
}

.genis-form {
    position: relative;
}

.genis-form::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 4px;
    background: linear-gradient(90deg, var(--renk-ana) 0%, #9ccce9 100%);
    border-radius: var(--yaricap) var(--yaricap) 0 0;
}

.bolum {
    padding: 3.5rem 0;
}

.acik-zemin {
    background: linear-gradient(180deg, rgba(236, 246, 252, 0.75) 0%, rgba(247, 251, 254, 0.95) 100%);
}

.sayfa-kapak {
    padding: 2.8rem 0;
    background: linear-gradient(180deg, rgba(236, 246, 252, 0.8) 0%, rgba(255, 255, 255, 0.98) 100%);
}

.bolum-etiketi {
    display: inline-block;
    margin-bottom: 0.6rem;
    color: var(--renk-ana-koyu);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.bolum-baslik {
    margin-bottom: 1.65rem;
}

.bolum-baslik h2,
.kart h2,
.kart h3,
.teklif-karti h2,
.site-altbilgi h3 {
    margin: 0 0 0.75rem;
    color: var(--renk-baslik);
    line-height: 1.3;
}

.bolum-baslik.satirli {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
}

.kart-izgara,
.ikili-izgara,
.teklif-sayfa-izgara {
    display: grid;
    gap: 1.4rem;
}

.kart-izgara {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.kart-izgara.besli {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.kart-izgara.ikili,
.ikili-izgara {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.teklif-sayfa-izgara {
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
    align-items: start;
}

.hizmet-karti,
.bolge-karti,
.hizmet-detay-karti {
    height: 100%;
}

.hizmet-karti,
.hizmet-detay-karti {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.hizmet-karti-ust {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
}

.hizmet-karti-ust h2,
.hizmet-karti-ust h3 {
    margin: 0;
}

.hizmet-ikon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 3rem;
    height: 3rem;
    border: 1px solid rgba(186, 212, 229, 0.95);
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(237, 246, 252, 0.96) 0%, rgba(255, 255, 255, 0.98) 100%);
    color: var(--renk-ana-koyu);
    box-shadow: 0 8px 20px rgba(109, 174, 214, 0.08);
}

.hizmet-ikon-svg {
    width: 1.4rem;
    height: 1.4rem;
    stroke-width: 1.9;
}

.hizmet-karti-ozet {
    color: var(--renk-baslik);
    font-weight: 600;
}

.hizmet-karti p,
.hizmet-detay-karti p,
.bolge-karti p,
.kart p,
.site-altbilgi p {
    margin: 0;
    color: var(--renk-soluk);
}

.gorsel-yer-tutucu,
.harita-yer-tutucu {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 240px;
    padding: 1.5rem;
    border: 1px dashed var(--renk-kenar-guclu);
    border-radius: var(--yaricap);
    background: rgba(255, 255, 255, 0.75);
    color: var(--renk-soluk);
    text-align: center;
}

.gorsel-yer-tutucu strong {
    margin-bottom: 0.4rem;
    color: var(--renk-baslik);
}

.kontrol-liste li,
.alt-liste li {
    margin-bottom: 0.85rem;
}

.adim-izgara {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.adim-karti {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.adim-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(109, 174, 214, 0.16);
    color: var(--renk-ana-koyu);
    font-weight: 700;
}

.etiket-listesi {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.etiket-listesi span {
    padding: 0.56rem 0.82rem;
    border: 1px solid rgba(186, 212, 229, 0.95);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.86);
    color: var(--renk-ana-koyu);
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform var(--gecis), border-color var(--gecis), background-color var(--gecis);
}

.etiket-listesi span:hover {
    transform: translateY(-2px);
    border-color: var(--renk-ana);
    background: #fff;
}

.marka-bolumu {
    overflow: hidden;
    background: linear-gradient(180deg, rgba(248, 251, 254, 0.96) 0%, rgba(255, 255, 255, 1) 100%);
}

.marka-kaydirici {
    position: relative;
    width: 100%;
    overflow: hidden;
    margin-top: 1.6rem;
    touch-action: pan-y;
    isolation: isolate;
}

.marka-kaydirici::before,
.marka-kaydirici::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 84px;
    pointer-events: none;
    z-index: 2;
}

.marka-kaydirici::before {
    left: 0;
    background: linear-gradient(90deg, rgba(248, 251, 254, 1) 0%, rgba(248, 251, 254, 0) 100%);
}

.marka-kaydirici::after {
    right: 0;
    background: linear-gradient(270deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
}

.marka-satiri {
    display: flex;
    width: max-content;
    min-width: max-content;
    transform: translate3d(0, 0, 0);
    will-change: transform;
    backface-visibility: hidden;
    animation: marka-akisi var(--marka-animasyon-suresi, 34s) linear infinite;
}

.marka-grubu {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: clamp(3.25rem, 5vw, 6rem);
    padding: 0.7rem 0;
}

.marka-karti {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    min-width: 0;
    min-height: 0;
    padding: 0 0.4rem;
    border: none;
    background: transparent;
    box-shadow: none;
    line-height: 0;
    white-space: nowrap;
    transition: transform var(--gecis), opacity var(--gecis);
}

.marka-karti:hover {
    transform: translateY(-2px);
}

.marka-karti img {
    display: block;
    max-width: 100%;
    max-height: 42px;
    width: auto;
    height: auto;
    object-fit: contain;
    opacity: 0.92;
    filter: saturate(0.92);
}

.marka-karti.marka-yigit-aku {
    margin-right: clamp(2.2rem, 3vw, 3.8rem);
}

.marka-karti.marka-bosch {
    margin-left: clamp(0.9rem, 1.5vw, 1.8rem);
}

.gorsel-kolaj {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.8fr) minmax(0, 0.8fr);
    gap: 1rem;
    align-items: stretch;
}

.gorsel-kolaj-item {
    min-height: 220px;
    border-radius: var(--yaricap);
    box-shadow: var(--golge);
}

.gorsel-kolaj-item.yatay {
    grid-row: span 2;
    min-height: 460px;
    aspect-ratio: 10 / 12;
}

.gorsel-kolaj-item.dikey {
    min-height: 225px;
    aspect-ratio: 4 / 5;
}

.sss-alani {
    display: grid;
    gap: 0.9rem;
}

.sss-karti {
    padding: 0;
}

.sss-karti summary {
    padding: 1rem 1.25rem;
    cursor: pointer;
    color: var(--renk-baslik);
    font-weight: 700;
    list-style: none;
    transition: color var(--gecis), background-color var(--gecis);
}

.sss-karti:hover summary {
    color: var(--renk-ana-koyu);
    background: rgba(236, 246, 252, 0.45);
}

.sss-karti summary::-webkit-details-marker {
    display: none;
}

.sss-karti p {
    margin: 0;
    padding: 0 1.25rem 1.2rem;
    color: var(--renk-soluk);
}

.form-ust {
    margin-bottom: 1.25rem;
}

.form-ust h2 {
    margin-bottom: 0.5rem;
}

.form-ust p,
.form-alt p {
    margin: 0;
    color: var(--renk-soluk);
}

.alan-izgara {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.alan {
    display: grid;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

.alan label {
    color: var(--renk-baslik);
    font-weight: 600;
}

.alan input,
.alan select,
.alan textarea {
    width: 100%;
    padding: 0.84rem 0.95rem;
    border: 1px solid rgba(186, 212, 229, 0.95);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--renk-baslik);
    transition: border-color var(--gecis), box-shadow var(--gecis), background-color var(--gecis);
}

.alan textarea {
    resize: vertical;
}

.alan input:hover,
.alan select:hover,
.alan textarea:hover {
    border-color: var(--renk-ana);
}

.alan input:focus,
.alan select:focus,
.alan textarea:focus,
.dugme:focus,
.menu-dugmesi:focus {
    outline: none;
    border-color: var(--renk-ana);
    box-shadow: 0 0 0 4px rgba(109, 174, 214, 0.14);
}

.form-alt {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.gizli-alan {
    position: absolute;
    left: -9999px;
}

.durum-kutusu {
    margin-bottom: 1rem;
    padding: 0.95rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(207, 225, 238, 0.95);
}

.durum-kutusu strong {
    display: block;
    margin-bottom: 0.35rem;
}

.durum-kutusu p,
.durum-kutusu ul {
    margin: 0;
}

.durum-kutusu ul {
    padding-left: 1.15rem;
}

.durum-kutusu.hata {
    border-color: #e7c6cb;
    background: #fff8f8;
    color: #9c4b58;
}

.durum-kutusu.basari {
    border-color: #c0ddd2;
    background: #f4fbf7;
    color: #3f7761;
}

.yan-bilgi {
    display: grid;
    gap: 1.4rem;
}

.alt-iletisim {
    padding: 2.6rem 0;
    background: linear-gradient(180deg, rgba(236, 246, 252, 0.78) 0%, rgba(255, 255, 255, 0.98) 100%);
    border-top: 1px solid rgba(207, 225, 238, 0.85);
}

.alt-iletisim-icerik {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.alt-iletisim-icerik h2 {
    margin: 0 0 0.55rem;
    color: var(--renk-baslik);
}

.alt-iletisim-icerik p {
    margin: 0;
    color: var(--renk-soluk);
}

.site-altbilgi {
    color: var(--renk-metin);
    background: linear-gradient(180deg, rgba(234, 245, 251, 0.95) 0%, rgba(247, 251, 254, 1) 100%);
    border-top: 1px solid rgba(207, 225, 238, 0.85);
    padding-top: 2.4rem;
}

.altbilgi-izgara {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr 0.9fr 1fr;
    gap: 1.5rem;
}

.site-altbilgi h3 {
    color: var(--renk-baslik);
}

.site-altbilgi a:hover {
    color: var(--renk-ana-koyu);
}

.alt-liste li {
    color: var(--renk-metin);
}

.altbilgi-alt {
    padding: 1rem 0 1.4rem;
    margin-top: 1.5rem;
    border-top: 1px solid rgba(207, 225, 238, 0.85);
    font-size: 0.94rem;
}

.mobil-sabit-bar {
    display: none;
}

.js .animasyon-giris {
    opacity: 0;
    transform: translateY(26px);
    transition:
        opacity 0.7s ease,
        transform 0.7s ease;
    transition-delay: var(--gecikme, 0s);
}

.js .animasyon-giris.gorunur {
    opacity: 1;
    transform: translateY(0);
}

@keyframes marka-akisi {
    from {
        transform: translate3d(0, 0, 0);
    }

    to {
        transform: translate3d(-50%, 0, 0);
    }
}

@media (max-width: 1100px) {
    .kart-izgara.besli {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .hero-bilgi-kutulari {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 960px) {
    .menu-dugmesi {
        display: inline-flex;
    }

    .ana-menu {
        position: absolute;
        left: 0;
        right: 0;
        top: calc(100% + 0.8rem);
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        padding: 1rem;
        background: rgba(255, 255, 255, 0.98);
        border: 1px solid rgba(207, 225, 238, 0.95);
        border-radius: 14px;
        box-shadow: var(--golge);
    }

    .ana-menu.menu-acik {
        display: flex;
    }

    .ana-menu ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0.85rem;
    }

    .ana-menu a {
        display: block;
    }

    .hero-izgara,
    .ikili-izgara,
    .teklif-sayfa-izgara,
    .alt-iletisim-icerik,
    .altbilgi-izgara,
    .kart-izgara,
    .kart-izgara.besli,
    .kart-izgara.ikili,
    .adim-izgara,
    .gorsel-kolaj {
        grid-template-columns: 1fr;
    }

    .gorsel-kolaj-item.yatay,
    .gorsel-kolaj-item.dikey,
    .buyuk {
        min-height: 320px;
    }

    .gorsel-kolaj-item.yatay {
        grid-row: auto;
    }

    .alt-iletisim-icerik {
        display: grid;
    }

    .bolum-baslik.satirli {
        display: grid;
        justify-content: start;
    }

    .hero {
        --hero-yukseklik: 560px;
        background-position: 65% 18%;
    }

}

@media (max-width: 720px) {
    body {
        padding-bottom: 68px;
    }

    .ust-bar-icerik,
    .form-alt,
    .alt-iletisim-dugmeler {
        flex-direction: column;
        align-items: stretch;
    }

    .ust-bar-bilgi,
    .ust-bar-not {
        gap: 0.55rem;
    }

    .alan-izgara {
        grid-template-columns: 1fr;
    }

    .hero {
        --hero-yukseklik: 540px;
        background-position: 66% 20%;
    }

    .hero-icerik {
        max-width: 520px;
    }

    .hero-icerik h1 {
        font-size: 2.7rem;
    }

    .hero .bolum-etiketi {
        font-size: 0.9rem;
    }

    .hero .hero-aciklama {
        max-width: 25ch;
        font-size: 1.18rem;
    }

    .hero-dugmeler {
        flex-direction: row;
        align-items: center;
        gap: 0.55rem;
        margin-top: 1rem;
    }

    .hero-dugmeler .dugme {
        min-height: 44px;
        padding: 0.68rem 1rem;
        font-size: 1rem;
    }

    .hero-slide {
        filter: none;
        transform: translate3d(0, 10px, 0) scale(0.995);
        -webkit-transform: translate3d(0, 10px, 0) scale(0.995);
        transition:
            opacity 1.35s ease,
            filter 1.35s ease,
            transform 1.35s cubic-bezier(0.22, 1, 0.36, 1);
        -webkit-transition:
            opacity 1.35s ease,
            filter 1.35s ease,
            -webkit-transform 1.35s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .hero-slide.cikis {
        filter: none;
        transform: translate3d(0, -6px, 0) scale(0.998);
        -webkit-transform: translate3d(0, -6px, 0) scale(0.998);
    }

    .hero-gostergeler {
        bottom: 1.15rem;
    }

    .hero-slider {
        min-height: 320px;
    }

    .hizmet-ikon {
        width: 2.8rem;
        height: 2.8rem;
    }

    .hizmet-ikon-svg {
        width: 1.25rem;
        height: 1.25rem;
    }

    .sayfa-kapak,
    .bolum {
        padding: 2.55rem 0;
    }

    .marka-karti {
        min-width: 110px;
        padding: 0 0.55rem;
    }

    .marka-karti img {
        max-height: 34px;
    }

    .marka-grubu {
        gap: clamp(2.1rem, 6vw, 3.2rem);
    }

    .marka-kaydirici::before,
    .marka-kaydirici::after {
        width: 36px;
    }

    .marka-karti.marka-yigit-aku {
        margin-right: 1.8rem;
    }

    .marka-karti.marka-bosch {
        margin-left: 0.8rem;
    }

    .mobil-sabit-bar {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 35;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        border-top: 1px solid rgba(186, 212, 229, 0.95);
        background: rgba(255, 255, 255, 0.97);
        box-shadow: 0 -8px 24px rgba(85, 136, 172, 0.1);
        backdrop-filter: blur(10px);
    }

    .mobil-sabit-bar a {
        padding: 0.9rem 0.45rem;
        text-align: center;
        font-weight: 700;
        color: var(--renk-ana-koyu);
    }

    .mobil-sabit-bar a + a {
        border-left: 1px solid rgba(207, 225, 238, 0.95);
    }
}

@media (max-width: 520px) {
    .kapsayici {
        width: min(var(--kapsayici), calc(100% - 1.2rem));
    }

    .logo-alt {
        display: none;
    }

    .hero-icerik h1,
    .sayfa-kapak h1 {
        font-size: 2.45rem;
    }

    .buyuk,
    .gorsel-kolaj-item.yatay,
    .gorsel-kolaj-item.dikey {
        min-height: 260px;
    }

    .fotograf-notu {
        left: 0.8rem;
        right: 0.8rem;
        bottom: 0.8rem;
    }

    .hero {
        --hero-yukseklik: 500px;
        background-position: 68% 18%;
    }

    .hero-icerik {
        max-width: 100%;
    }

    .hero .hero-aciklama {
        max-width: 22ch;
        font-size: 1.08rem;
    }

    .hero-dugmeler {
        gap: 0.45rem;
    }

    .hero-dugmeler .dugme {
        min-height: 42px;
        padding: 0.62rem 0.92rem;
        font-size: 0.96rem;
    }

    .hero-slider {
        min-height: 290px;
    }

    .hero-slide {
        transition:
            opacity 1.28s ease,
            filter 1.28s ease,
            transform 1.28s cubic-bezier(0.22, 1, 0.36, 1);
        -webkit-transition:
            opacity 1.28s ease,
            filter 1.28s ease,
            -webkit-transform 1.28s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .hero-slide.cikis {
        transform: translate3d(0, -5px, 0) scale(0.999);
        -webkit-transform: translate3d(0, -5px, 0) scale(0.999);
    }

    .hero-gostergeler {
        bottom: 0.95rem;
    }

    .hero-gosterge {
        width: 1.45rem;
    }

    .hero-gosterge.aktif {
        width: 2rem;
    }

    .hizmet-karti-ust {
        gap: 0.75rem;
    }

    .hizmet-ikon {
        width: 2.65rem;
        height: 2.65rem;
        border-radius: 11px;
    }
}

@media (min-width: 1600px) {
    .hero {
        min-height: min(720px, 66vh);
        background-position: 58% 14%;
    }
}

@media (min-aspect-ratio: 16 / 9) {
    .hero {
        min-height: min(680px, 63vh);
        background-position: 60% 16%;
    }
}

@media (min-aspect-ratio: 2 / 1) {
    .hero {
        min-height: min(740px, 68vh);
        background-position: 54% 12%;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }

    .marka-satiri {
        animation: marka-akisi var(--marka-animasyon-suresi, 40s) linear infinite !important;
    }

    .hero-slide {
        transition:
            opacity 1.45s ease !important,
            filter 1.45s ease !important,
            transform 1.45s cubic-bezier(0.22, 1, 0.36, 1) !important;
        -webkit-transition:
            opacity 1.45s ease !important,
            filter 1.45s ease !important,
            -webkit-transform 1.45s cubic-bezier(0.22, 1, 0.36, 1) !important;
    }

    .hero-gosterge {
        transition:
            width 0.35s ease !important,
            background-color 0.35s ease !important,
            opacity 0.35s ease !important;
    }

    .js .animasyon-giris {
        opacity: 1;
        transform: none;
    }
}