/* ===============================================================
   Pusula Endüstri Gemi - tema stil dosyası
   Renk yönü: açık kurumsal zemin + denizci lacivert + turuncu vurgu
   Tipografi: Archivo (başlık) / IBM Plex Sans (metin) / IBM Plex Mono (kod)
   =============================================================== */

:root {
    --lacivert:      #0b2340;
    --lacivert-acik: #143a63;
    --lacivert-koyu: #071a2f;
    --celik:         #1e6fa8;
    --celik-acik:    #e8f1f8;
    --turuncu:       #e4761f;
    --turuncu-koyu:  #c65f10;

    --zemin:         #ffffff;
    --zemin-2:       #f4f6f8;
    --zemin-3:       #eaeef2;
    --cizgi:         #dce3ea;
    --cizgi-koyu:    #c3ced9;

    --metin:         #16222f;
    --metin-2:       #55636f;
    --metin-3:       #8593a0;

    --kapsayici:     1240px;
    --gecis:         .18s ease;

    --baslik-font:   'Archivo', 'Helvetica Neue', Arial, sans-serif;
    --metin-font:    'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    --mono-font:     'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--metin-font);
    font-size: 16px;
    line-height: 1.65;
    color: var(--metin);
    background: var(--zemin);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--celik); text-decoration: none; transition: color var(--gecis); }
a:hover { color: var(--turuncu); }

h1, h2, h3, h4, h5 {
    font-family: var(--baslik-font);
    font-weight: 700;
    line-height: 1.18;
    letter-spacing: -.015em;
    color: var(--lacivert);
    margin: 0 0 .6em;
}
h1 { font-size: clamp(2rem, 4.2vw, 3.15rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.22rem; }
h4 { font-size: 1.05rem; }
p  { margin: 0 0 1.1em; }

hr { border: 0; border-top: 1px solid var(--cizgi); margin: 2rem 0; }

::selection { background: var(--turuncu); color: #fff; }

/* --- yardımcılar ------------------------------------------------ */
.kapsayici { width: 100%; max-width: var(--kapsayici); margin: 0 auto; padding: 0 24px; }
.gizli { display: none !important; }

.atla-baglantisi {
    position: absolute; left: -9999px; top: 0; z-index: 999;
    background: var(--turuncu); color: #fff; padding: 10px 18px;
}
.atla-baglantisi:focus { left: 0; color: #fff; }

/* --- düğmeler --------------------------------------------------- */
.dugme {
    display: inline-flex; align-items: center; gap: 10px;
    font-family: var(--baslik-font);
    font-size: .82rem; font-weight: 700;
    letter-spacing: .09em; text-transform: uppercase;
    padding: 14px 26px;
    border: 1px solid transparent;
    border-radius: 2px;
    cursor: pointer;
    transition: background var(--gecis), color var(--gecis), border-color var(--gecis);
}
.dugme--birincil { background: var(--turuncu); color: #fff; }
.dugme--birincil:hover { background: var(--turuncu-koyu); color: #fff; }
.dugme--ikincil { background: transparent; color: var(--lacivert); border-color: var(--cizgi-koyu); }
.dugme--ikincil:hover { background: var(--lacivert); border-color: var(--lacivert); color: #fff; }
.dugme--acik { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.dugme--acik:hover { background: #fff; color: var(--lacivert); border-color: #fff; }
.dugme--lacivert { background: var(--lacivert); color: #fff; }
.dugme--lacivert:hover { background: var(--lacivert-acik); color: #fff; }
.dugme--tam { width: 100%; justify-content: center; }

/* --- bölüm başlıkları -------------------------------------------- */
.etiket {
    display: inline-block;
    font-family: var(--mono-font);
    font-size: .72rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--turuncu);
    margin-bottom: 12px;
}
.etiket::before { content: "— "; color: var(--cizgi-koyu); }

.bolum { padding: 84px 0; }
.bolum--dar { padding: 56px 0; }
.bolum--gri { background: var(--zemin-2); }
.bolum--lacivert { background: var(--lacivert); color: #dbe4ee; }
.bolum--lacivert h2, .bolum--lacivert h3 { color: #fff; }

.bolum-basi { max-width: 720px; margin-bottom: 44px; }
.bolum-basi p { color: var(--metin-2); margin-bottom: 0; }
.bolum-basi--orta { margin-left: auto; margin-right: auto; text-align: center; }

.bolum-basi--satir {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 24px; max-width: none;
}

/* ===============================================================
   Üst çubuk + başlık
   =============================================================== */
.ust-cubuk {
    background: var(--lacivert);
    color: #a9bdd2;
    font-size: .82rem;
}
.ust-cubuk .kapsayici {
    display: flex; align-items: center; justify-content: space-between;
    gap: 20px; min-height: 40px;
}
.ust-cubuk a { color: #cdd9e6; }
.ust-cubuk a:hover { color: #fff; }
.ust-iletisim { display: flex; gap: 26px; align-items: center; flex-wrap: wrap; }
.ust-iletisim span { display: inline-flex; align-items: center; gap: 8px; }
.ust-sag { display: flex; align-items: center; gap: 18px; }

.dil-secim { display: flex; align-items: center; gap: 6px; font-family: var(--mono-font); font-size: .74rem; letter-spacing: .08em; }
.dil-secim a { padding: 2px 6px; border-radius: 2px; }
.dil-secim a.etkin { background: var(--turuncu); color: #fff; }

.sosyal { display: flex; gap: 12px; }
.sosyal a { display: inline-flex; }
.sosyal svg { width: 15px; height: 15px; fill: currentColor; }

.baslik {
    position: sticky; top: 0; z-index: 60;
    background: #fff;
    border-bottom: 1px solid var(--cizgi);
}
.baslik .kapsayici {
    display: flex; align-items: center; justify-content: space-between; gap: 28px;
    min-height: 84px;
}
.logo img { max-height: 58px; width: auto; }
.logo-yazi {
    font-family: var(--baslik-font); font-weight: 700; font-size: 1.32rem;
    color: var(--lacivert); letter-spacing: -.02em; line-height: 1.1;
}
.logo-yazi small {
    display: block; font-family: var(--mono-font); font-weight: 400;
    font-size: .62rem; letter-spacing: .22em; color: var(--turuncu);
    text-transform: uppercase; margin-top: 3px;
}

/* --- ana menü ---------------------------------------------------- */
.menu { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.menu > li { position: relative; }
.menu > li > a {
    display: flex; align-items: center; gap: 6px;
    font-family: var(--baslik-font); font-weight: 600;
    font-size: .84rem; letter-spacing: .06em; text-transform: uppercase;
    color: var(--lacivert);
    padding: 30px 14px;
    border-bottom: 2px solid transparent;
}
.menu > li > a:hover,
.menu > li.etkin > a { color: var(--turuncu); border-bottom-color: var(--turuncu); }
.menu .ok { width: 8px; height: 8px; fill: currentColor; opacity: .6; }

.alt-menu {
    position: absolute; top: 100%; left: 0; min-width: 268px;
    background: #fff; border: 1px solid var(--cizgi);
    border-top: 2px solid var(--turuncu);
    box-shadow: 0 18px 40px -22px rgba(11,35,64,.45);
    list-style: none; margin: 0; padding: 6px 0;
    opacity: 0; visibility: hidden; transform: translateY(6px);
    transition: opacity var(--gecis), transform var(--gecis), visibility var(--gecis);
}
.menu > li:hover > .alt-menu,
.menu > li:focus-within > .alt-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.alt-menu a {
    display: block; padding: 10px 20px;
    font-size: .9rem; color: var(--metin);
    border-left: 2px solid transparent;
}
.alt-menu a:hover { background: var(--zemin-2); border-left-color: var(--turuncu); color: var(--lacivert); }

.baslik-eylem { display: flex; align-items: center; gap: 14px; }

/* Teklif ögesi yalnız dar ekranda menü içinde görünür */
.menu-teklif { display: none; }

.menu-dugmesi {
    display: none; background: none; border: 1px solid var(--cizgi-koyu);
    border-radius: 2px; padding: 9px 11px; cursor: pointer;
}
.menu-dugmesi span {
    display: block; width: 20px; height: 2px; background: var(--lacivert); margin: 4px 0;
    transition: transform var(--gecis), opacity var(--gecis);
}

/* ===============================================================
   Hero
   =============================================================== */
.hero { position: relative; background: var(--lacivert); overflow: hidden; }
.hero-medya { position: absolute; inset: 0; }
.hero-medya video { width: 100%; height: 100%; object-fit: cover; opacity: .38; }

/* Slayt arka planlari üst üste durur, aktif olan görünür (çapraz geçiş) */
.hero-kare {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    opacity: 0; transition: opacity .9s ease;
    transform: scale(1.04);
}
.hero-kare.etkin { opacity: .5; }
.hero::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(7,26,47,.94) 0%, rgba(7,26,47,.72) 48%, rgba(7,26,47,.35) 100%);
}
.hero .kapsayici { position: relative; z-index: 2; }

.hero-slaytlar { position: relative; }
.hero-slayt {
    display: none;
    padding: 132px 0 118px;
    max-width: 720px;
}
.hero-slayt.etkin { display: block; animation: yumusakGir .55s ease both; }
@keyframes yumusakGir { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.hero-sayac {
    font-family: var(--mono-font); font-size: .74rem; letter-spacing: .2em;
    color: var(--turuncu); margin-bottom: 18px; display: block;
}
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero p { color: #c3d2e2; font-size: 1.08rem; max-width: 560px; margin-bottom: 32px; }
.hero-eylem { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-noktalar {
    position: absolute; bottom: 34px; left: 0; right: 0; z-index: 3;
    display: flex; gap: 10px;
}
.hero-noktalar button {
    width: 34px; height: 3px; border: 0; padding: 0; cursor: pointer;
    background: rgba(255,255,255,.3);
}
.hero-noktalar button.etkin { background: var(--turuncu); }

/* --- hero altı hızlı şerit --------------------------------------- */
.hizli-serit { background: var(--lacivert-acik); }
.hizli-serit ul {
    display: grid; grid-template-columns: repeat(4, 1fr);
    list-style: none; margin: 0; padding: 0;
}
.hizli-serit li + li { border-left: 1px solid rgba(255,255,255,.12); }
.hizli-serit a { display: block; padding: 24px 26px; color: #d7e3f0; }
.hizli-serit a:hover { background: rgba(255,255,255,.06); color: #fff; }
.hizli-serit .no { font-family: var(--mono-font); font-size: .72rem; color: var(--turuncu); letter-spacing: .16em; }
.hizli-serit strong { display: block; font-family: var(--baslik-font); font-size: 1rem; margin-top: 6px; }

/* ===============================================================
   Kategori ızgarası
   =============================================================== */
.kategori-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--cizgi); border: 1px solid var(--cizgi); }
.kategori-kart {
    position: relative; background: #fff; padding: 0;
    display: flex; flex-direction: column;
    transition: background var(--gecis);
}
.kategori-kart:hover { background: var(--zemin-2); }
.kategori-gorsel { display: block; position: relative; aspect-ratio: 16 / 11; overflow: hidden; background: var(--zemin-3); }
.kategori-gorsel img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.kategori-kart:hover .kategori-gorsel img { transform: scale(1.05); }
.kategori-no {
    position: absolute; top: 0; left: 0; z-index: 2;
    background: var(--lacivert); color: #fff;
    font-family: var(--mono-font); font-size: .74rem; letter-spacing: .12em;
    padding: 7px 12px;
}
.kategori-govde { padding: 24px 26px 28px; flex: 1; display: flex; flex-direction: column; }
.kategori-govde h3 { margin-bottom: 8px; font-size: 1.12rem; }
.kategori-govde p { color: var(--metin-2); font-size: .92rem; margin-bottom: 16px; }
.kategori-alt-liste { list-style: none; margin: 0 0 18px; padding: 0; font-size: .86rem; }
.kategori-alt-liste li { border-top: 1px dotted var(--cizgi); padding: 6px 0; }
.kategori-alt-liste a { color: var(--metin-2); }
.kategori-alt-liste a:hover { color: var(--turuncu); }
.kategori-git {
    margin-top: auto; font-family: var(--baslik-font); font-weight: 700;
    font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
    color: var(--lacivert); display: inline-flex; align-items: center; gap: 8px;
}
.kategori-kart:hover .kategori-git { color: var(--turuncu); }

/* ===============================================================
   Ürün kartları
   =============================================================== */
.urun-izgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.urun-izgara--3 { grid-template-columns: repeat(3, 1fr); }

.urun-kart {
    display: flex; flex-direction: column;
    border: 1px solid var(--cizgi); background: #fff;
    transition: border-color var(--gecis), box-shadow var(--gecis);
}
.urun-kart:hover { border-color: var(--cizgi-koyu); box-shadow: 0 16px 34px -26px rgba(11,35,64,.55); }
.urun-kart-gorsel { display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--zemin-2); border-bottom: 1px solid var(--cizgi); }
.urun-kart-gorsel img { width: 100%; height: 100%; object-fit: contain; padding: 14px; transition: transform .45s ease; }
.urun-kart:hover .urun-kart-gorsel img { transform: scale(1.04); }
.urun-kart-govde { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
.urun-kod { font-family: var(--mono-font); font-size: .72rem; letter-spacing: .1em; color: var(--metin-3); }
.urun-kart-govde h3 { font-size: 1.02rem; margin: 6px 0 8px; }
.urun-kart-govde h3 a { color: var(--lacivert); }
.urun-kart-govde h3 a:hover { color: var(--turuncu); }
.urun-kart-govde p { font-size: .88rem; color: var(--metin-2); margin-bottom: 14px; }
.urun-kart-alt {
    margin-top: auto; display: flex; align-items: center; justify-content: space-between;
    border-top: 1px solid var(--cizgi); padding-top: 12px;
    font-size: .78rem; font-family: var(--baslik-font); font-weight: 600;
    letter-spacing: .06em; text-transform: uppercase;
}
.urun-kart-alt .kat { color: var(--metin-3); }
.kart-git {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--lacivert); white-space: nowrap;
}
.kart-git:hover { color: var(--turuncu); }
.urun-kart:hover .kart-git { color: var(--turuncu); }

/* ===============================================================
   İç sayfa: başlık şeridi + kırıntı
   =============================================================== */
.sayfa-basi {
    background: var(--lacivert);
    color: #fff;
    padding: 54px 0 50px;
    position: relative;
    overflow: hidden;
}
.sayfa-basi::before {
    content: ""; position: absolute; inset: 0;
    background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(90deg, transparent 30%, #000 100%);
}
.sayfa-basi .kapsayici { position: relative; }
.sayfa-basi h1 { color: #fff; margin-bottom: 10px; font-size: clamp(1.7rem, 3vw, 2.5rem); }
.sayfa-basi p { color: #b8c8da; max-width: 640px; margin-bottom: 0; }

.kirinti { font-size: .8rem; color: #93a9c0; margin-bottom: 14px; font-family: var(--mono-font); letter-spacing: .06em; }
.kirinti a { color: #cddaea; }
.kirinti a:hover { color: var(--turuncu); }
.kirinti span { opacity: .5; margin: 0 7px; }

/* ===============================================================
   İki sütun: yan menü + içerik
   =============================================================== */
.ikili { display: grid; grid-template-columns: 282px 1fr; gap: 46px; align-items: start; }

.yan-kutu { border: 1px solid var(--cizgi); background: #fff; margin-bottom: 24px; }
.yan-kutu > h4 {
    margin: 0; padding: 16px 20px;
    background: var(--lacivert); color: #fff;
    font-size: .84rem; letter-spacing: .1em; text-transform: uppercase;
}
.yan-liste { list-style: none; margin: 0; padding: 0; }
.yan-liste li { border-top: 1px solid var(--cizgi); }
.yan-liste li:first-child { border-top: 0; }
.yan-liste a {
    display: flex; justify-content: space-between; gap: 10px; align-items: center;
    padding: 12px 20px; color: var(--metin); font-size: .92rem;
}
.yan-liste a:hover, .yan-liste li.etkin > a { background: var(--celik-acik); color: var(--lacivert); font-weight: 600; }
.yan-liste .sayi { font-family: var(--mono-font); font-size: .74rem; color: var(--metin-3); }
.yan-liste .alt { list-style: none; margin: 0; padding: 0 0 6px; background: var(--zemin-2); }
.yan-liste .alt a { padding: 8px 20px 8px 34px; font-size: .87rem; color: var(--metin-2); }
.yan-liste--bilgi li { padding: 12px 20px; font-size: .92rem; color: var(--metin-2); }

.yan-cta { background: var(--lacivert); color: #cddaea; padding: 26px 22px; }
.yan-cta h4 { color: #fff; margin-bottom: 8px; }
.yan-cta p { font-size: .88rem; margin-bottom: 18px; }

/* --- metin içeriği ----------------------------------------------- */
.metin { font-size: 1.02rem; color: var(--metin); }
.metin h2 { margin-top: 1.8em; }
.metin h3 { margin-top: 1.6em; color: var(--lacivert); font-size: 1.12rem; }
.metin ul, .metin ol { padding-left: 20px; margin-bottom: 1.2em; }
.metin li { margin-bottom: .45em; }
.metin blockquote {
    margin: 1.6em 0; padding: 4px 0 4px 22px;
    border-left: 3px solid var(--turuncu); color: var(--metin-2); font-style: italic;
}
.metin table { width: 100%; border-collapse: collapse; margin-bottom: 1.4em; font-size: .94rem; }
.metin th, .metin td { border: 1px solid var(--cizgi); padding: 10px 14px; text-align: left; }
.metin th { background: var(--zemin-2); }
.metin img { margin: 1.2em 0; border: 1px solid var(--cizgi); }

/* ===============================================================
   Ürün detay
   =============================================================== */
.urun-detay { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: start; }

.urun-galeri-ana {
    border: 1px solid var(--cizgi); background: #fff;
    aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.urun-galeri-ana img { max-height: 100%; width: auto; object-fit: contain; padding: 22px; }
.urun-kucukler { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.urun-kucukler button {
    width: 74px; height: 62px; padding: 4px; cursor: pointer;
    background: #fff; border: 1px solid var(--cizgi);
}
.urun-kucukler button.etkin { border-color: var(--turuncu); }
.urun-kucukler img { width: 100%; height: 100%; object-fit: contain; }

.urun-bilgi h1 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); margin-bottom: 6px; }
.urun-ust-satir { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; flex-wrap: wrap; }
.rozet {
    font-family: var(--mono-font); font-size: .72rem; letter-spacing: .1em;
    padding: 4px 10px; border: 1px solid var(--cizgi-koyu); color: var(--metin-2);
}
.rozet--turuncu { background: var(--turuncu); border-color: var(--turuncu); color: #fff; }
.urun-ozet { font-size: 1.04rem; color: var(--metin-2); }

.ozellik-tablo { width: 100%; border-collapse: collapse; margin: 22px 0 28px; font-size: .94rem; }
.ozellik-tablo th, .ozellik-tablo td { border: 1px solid var(--cizgi); padding: 11px 15px; text-align: left; }
.ozellik-tablo th { width: 42%; background: var(--zemin-2); font-weight: 600; color: var(--lacivert); }
.ozellik-tablo td { font-family: var(--mono-font); font-size: .88rem; }

.urun-eylem { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 22px; }

.urun-sekme { border-top: 1px solid var(--cizgi); margin-top: 56px; padding-top: 40px; }

/* ===============================================================
   Galeri
   =============================================================== */
.galeri-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.galeri-kart { border: 1px solid var(--cizgi); background: #fff; display: flex; flex-direction: column; }
.galeri-kart-gorsel { display: block; aspect-ratio: 3 / 2; overflow: hidden; background: var(--zemin-2); }
.galeri-kart-gorsel img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.galeri-kart:hover img { transform: scale(1.05); }
.galeri-kart-govde { padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.galeri-kart-govde h3 { margin: 0; font-size: 1rem; }
.galeri-kart-govde .sayi { font-family: var(--mono-font); font-size: .76rem; color: var(--metin-3); }

.foto-izgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.foto-izgara a { display: block; border: 1px solid var(--cizgi); background: var(--zemin-2); aspect-ratio: 1; overflow: hidden; }
.foto-izgara img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.foto-izgara a:hover img { transform: scale(1.06); }

/* --- büyütücü ---------------------------------------------------- */
.buyutuc {
    position: fixed; inset: 0; z-index: 200;
    background: rgba(7,22,40,.94);
    display: none; align-items: center; justify-content: center; padding: 40px;
}
.buyutuc.acik { display: flex; }
.buyutuc img { max-width: 92vw; max-height: 86vh; object-fit: contain; }
.buyutuc button {
    position: absolute; top: 22px; right: 26px;
    background: none; border: 1px solid rgba(255,255,255,.4); color: #fff;
    width: 42px; height: 42px; font-size: 1.3rem; cursor: pointer;
}

/* ===============================================================
   Sertifika / referans
   =============================================================== */
.sertifika-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sertifika-kart { border: 1px solid var(--cizgi); background: #fff; padding: 26px; display: flex; flex-direction: column; }
.sertifika-gorsel { aspect-ratio: 3 / 4; background: var(--zemin-2); border: 1px solid var(--cizgi); margin-bottom: 18px; display: flex; align-items: center; justify-content: center; }
.sertifika-gorsel img { max-height: 100%; object-fit: contain; }
.sertifika-gorsel .yok { font-family: var(--mono-font); font-size: .76rem; color: var(--metin-3); letter-spacing: .1em; }
.sertifika-kart h3 { font-size: 1.02rem; }
.sertifika-kart p { font-size: .88rem; color: var(--metin-2); }

/* Anasayfada kesintisiz akan referans şeridi */
.referans-akis {
    position: relative; overflow: hidden;
    border: 1px solid var(--cizgi); background: #fff;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.referans-ray {
    display: flex; width: max-content;
    animation: referansKay 42s linear infinite;
}
.referans-akis:hover .referans-ray { animation-play-state: paused; }
@keyframes referansKay {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
    .referans-ray { animation: none; }
    .referans-akis { overflow-x: auto; }
}
.referans-akis .referans-kutu {
    flex: 0 0 calc(100vw / 5);
    max-width: 248px;
    height: 132px;
    border-right: 1px solid var(--cizgi);
}

/* Referanslar sayfasındaki durağan ızgara */
.referans-serit { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--cizgi); border: 1px solid var(--cizgi); }
.referans-kutu {
    background: #fff; aspect-ratio: 3 / 2;
    display: flex; align-items: center; justify-content: center; padding: 18px;
    text-align: center;
}
.referans-kutu img { max-height: 100%; object-fit: contain; filter: grayscale(1); opacity: .72; transition: filter var(--gecis), opacity var(--gecis); }
.referans-kutu:hover img { filter: none; opacity: 1; }
.referans-kutu span {
    font-family: var(--baslik-font); font-weight: 600; font-size: .82rem;
    color: var(--metin-3); letter-spacing: .04em;
}

/* ===============================================================
   Haberler
   =============================================================== */
.haber-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.haber-kart { border: 1px solid var(--cizgi); background: #fff; display: flex; flex-direction: column; }
.haber-gorsel { display: block; aspect-ratio: 16 / 9; background: var(--zemin-2); overflow: hidden; }
.haber-gorsel img { width: 100%; height: 100%; object-fit: cover; }
.haber-govde { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.haber-tarih { font-family: var(--mono-font); font-size: .74rem; letter-spacing: .1em; color: var(--turuncu); margin-bottom: 10px; }
.haber-govde h3 { font-size: 1.08rem; }
.haber-govde p { font-size: .9rem; color: var(--metin-2); }
.haber-govde .devam { margin-top: auto; font-family: var(--baslik-font); font-weight: 700; font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; }

/* ===============================================================
   Formlar
   =============================================================== */
.form-satir { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.alan { margin-bottom: 18px; }
.alan label {
    display: block; font-size: .8rem; font-weight: 600;
    letter-spacing: .06em; text-transform: uppercase;
    color: var(--metin-2); margin-bottom: 7px;
}
.alan label .yildiz { color: var(--turuncu); }
.alan input, .alan select, .alan textarea {
    width: 100%; padding: 13px 15px;
    font-family: var(--metin-font); font-size: .96rem; color: var(--metin);
    background: #fff; border: 1px solid var(--cizgi-koyu); border-radius: 2px;
    transition: border-color var(--gecis), box-shadow var(--gecis);
}
.alan textarea { min-height: 148px; resize: vertical; }
.alan input:focus, .alan select:focus, .alan textarea:focus {
    outline: none; border-color: var(--celik);
    box-shadow: 0 0 0 3px rgba(30,111,168,.14);
}
.alan--onay { display: flex; gap: 10px; align-items: flex-start; font-size: .86rem; color: var(--metin-2); }
.alan--onay input { width: auto; margin-top: 3px; }
.alan--onay label { text-transform: none; letter-spacing: 0; font-weight: 400; font-size: .86rem; margin: 0; }

.bal { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Form bölümleri: teknik bilgiler / iletişim bilgileri */
.form-bolum { border: 0; padding: 0; margin: 0 0 26px; }
.form-bolum legend {
    padding: 0; margin-bottom: 4px;
    font-family: var(--baslik-font); font-weight: 700;
    font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
    color: var(--lacivert);
}
.form-bolum legend::after {
    content: ""; display: block; width: 34px; height: 2px;
    background: var(--turuncu); margin-top: 8px;
}
.form-bolum-yardim { font-size: .86rem; color: var(--metin-3); margin: 12px 0 18px; }

/* Alan bazlı hata: kutu kırmızı, altında ne yapılacağı yazar */
.alan--hatali input,
.alan--hatali textarea,
.alan--hatali select { border-color: #cf4a33; background: #fffaf9; }
.alan--hatali input:focus,
.alan--hatali textarea:focus { box-shadow: 0 0 0 3px rgba(207,74,51,.14); border-color: #cf4a33; }
.alan-hata {
    display: flex; align-items: flex-start; gap: 6px;
    margin: 7px 0 0; font-size: .84rem; color: #a8351f;
}
.alan-hata::before { content: "!"; font-weight: 700; }
.alan--onay.alan--hatali input { outline: 2px solid #cf4a33; outline-offset: 2px; }

.uyari { padding: 15px 18px; border-left: 3px solid; margin-bottom: 24px; font-size: .94rem; }
.uyari--basarili { background: #edf7f0; border-color: #3f9d5c; color: #1f5c33; }
.uyari--hata { background: #fdf0ee; border-color: #cf4a33; color: #8c2b1a; }
.uyari--bilgi { background: var(--celik-acik); border-color: var(--celik); color: #17496e; }

/* ===============================================================
   İletişim
   =============================================================== */
.iletisim-izgara { display: grid; grid-template-columns: 1fr 1.25fr; gap: 52px; align-items: start; }
.iletisim-liste { list-style: none; margin: 0 0 28px; padding: 0; }
.iletisim-liste li { display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid var(--cizgi); }
.iletisim-liste li:first-child { border-top: 0; padding-top: 0; }
.iletisim-liste .ikon { flex: 0 0 38px; height: 38px; background: var(--celik-acik); display: flex; align-items: center; justify-content: center; }
.iletisim-liste .ikon svg { width: 17px; height: 17px; fill: var(--celik); }
.iletisim-liste strong { display: block; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--metin-3); margin-bottom: 3px; font-weight: 600; }
.iletisim-liste a { color: var(--metin); }
.iletisim-liste a:hover { color: var(--turuncu); }

.harita { border: 1px solid var(--cizgi); line-height: 0; }
.harita iframe { width: 100%; height: 420px; border: 0; }

/* ===============================================================
   CTA bandı
   =============================================================== */
.cta-bant { background: var(--lacivert); color: #cddaea; }
.cta-bant .kapsayici { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-top: 52px; padding-bottom: 52px; flex-wrap: wrap; }
.cta-bant h2 { color: #fff; margin-bottom: 6px; }
.cta-bant p { margin-bottom: 0; }

/* ===============================================================
   Alt bilgi
   =============================================================== */
.alt-bilgi { background: #071a2f; color: #93a9c0; padding: 66px 0 0; font-size: .92rem; }
.alt-izgara { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 40px; padding-bottom: 48px; }
.alt-bilgi h4 {
    color: #fff; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
    margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,.12);
}
.alt-bilgi a { color: #a9bdd2; }
.alt-bilgi a:hover { color: var(--turuncu); }
.alt-bilgi ul { list-style: none; margin: 0; padding: 0; }
.alt-bilgi li { margin-bottom: 10px; }
.alt-logo { margin-bottom: 20px; }
.alt-logo img { max-height: 58px; filter: brightness(0) invert(1); opacity: .92; }
.alt-iletisim li { display: flex; gap: 12px; align-items: flex-start; }
.alt-iletisim svg { width: 15px; height: 15px; fill: var(--turuncu); flex: 0 0 15px; margin-top: 5px; }

.alt-serit {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 20px 0; display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap;
    font-size: .84rem; color: #6f8399;
}

/* --- whatsapp ---------------------------------------------------- */
.wa-dugme {
    position: fixed; right: 22px; bottom: 22px; z-index: 90;
    width: 52px; height: 52px; border-radius: 50%;
    background: #25d366; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 10px 24px -8px rgba(37,211,102,.7);
}
.wa-dugme svg { width: 26px; height: 26px; fill: #fff; }

/* ===============================================================
   Sayfalama
   =============================================================== */
.sayfalama { display: flex; gap: 6px; align-items: center; justify-content: center; margin-top: 44px; flex-wrap: wrap; }
.sayfalama a, .sayfalama span {
    min-width: 42px; height: 42px; padding: 0 12px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--cizgi); background: #fff;
    font-family: var(--mono-font); font-size: .84rem; color: var(--metin);
}
.sayfalama a:hover { border-color: var(--lacivert); color: var(--lacivert); }
.sayfalama .etkin { background: var(--lacivert); border-color: var(--lacivert); color: #fff; }

/* --- arama kutusu ------------------------------------------------ */
.arama-form { display: flex; gap: 0; max-width: 460px; }
.arama-form input {
    flex: 1; padding: 12px 15px; border: 1px solid var(--cizgi-koyu); border-right: 0;
    font-family: var(--metin-font); font-size: .94rem;
}
.arama-form input:focus { outline: none; border-color: var(--celik); }
.arama-form button { border: 0; background: var(--lacivert); color: #fff; padding: 0 20px; cursor: pointer; }
.arama-form button:hover { background: var(--turuncu); }

/* --- boş durum --------------------------------------------------- */
.bos-durum {
    border: 1px dashed var(--cizgi-koyu); background: var(--zemin-2);
    padding: 52px 26px; text-align: center; color: var(--metin-2);
}

/* ===============================================================
   Hakkımızda / anasayfa özet bölümü
   =============================================================== */
.ozet-ikili { display: grid; grid-template-columns: 1fr 1fr; gap: 58px; align-items: center; }
.ozet-gorsel { position: relative; }
.ozet-gorsel img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border: 1px solid var(--cizgi); }
.ozet-gorsel::after {
    content: ""; position: absolute; left: -18px; bottom: -18px;
    width: 130px; height: 130px; border: 3px solid var(--turuncu); z-index: -1;
}
.rakam-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--cizgi); border: 1px solid var(--cizgi); margin-top: 34px; }
.rakam { background: #fff; padding: 22px 20px; }
.rakam b { display: block; font-family: var(--baslik-font); font-size: 1.9rem; color: var(--lacivert); line-height: 1; }
.rakam span { font-size: .82rem; color: var(--metin-2); }

/* ===============================================================
   Duyarlı
   =============================================================== */
@media (max-width: 1100px) {
    .urun-izgara { grid-template-columns: repeat(3, 1fr); }
    .referans-serit { grid-template-columns: repeat(4, 1fr); }
    .alt-izgara { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 980px) {
    .menu-dugmesi { display: block; }
    .baslik .kapsayici { min-height: 72px; }

    .menu {
        position: fixed; top: 0; right: 0; bottom: 0; width: min(88vw, 340px);
        background: #fff; border-left: 1px solid var(--cizgi);
        flex-direction: column; align-items: stretch; gap: 0;
        padding: 84px 0 40px; overflow-y: auto;
        transform: translateX(100%); transition: transform .28s ease;
        box-shadow: -22px 0 44px -30px rgba(11,35,64,.6);
    }
    .menu.acik { transform: none; }
    .menu > li > a { padding: 15px 24px; border-bottom: 1px solid var(--cizgi); }
    .menu > li.etkin > a { border-bottom-color: var(--cizgi); }

    /* Başlıktaki turuncu düğme dar ekranda yer kaplıyor; menüye taşınır */
    .baslik-eylem > .dugme { display: none; }
    .menu-teklif { display: block; margin: 14px 24px 0; }
    .menu-teklif a {
        justify-content: center; background: var(--turuncu); color: #fff;
        border-bottom: 0 !important; padding: 14px 18px !important;
    }
    .menu-teklif a:hover { background: var(--turuncu-koyu); color: #fff; }
    .alt-menu {
        position: static; opacity: 1; visibility: visible; transform: none;
        border: 0; border-top: 0; box-shadow: none; background: var(--zemin-2);
        display: none; padding: 0;
    }
    .menu > li.acik > .alt-menu { display: block; }
    .alt-menu a { padding: 11px 24px 11px 38px; border-bottom: 1px solid var(--cizgi); }

    .ikili { grid-template-columns: 1fr; gap: 34px; }
    .urun-detay { grid-template-columns: 1fr; gap: 34px; }
    .iletisim-izgara { grid-template-columns: 1fr; gap: 34px; }
    .ozet-ikili { grid-template-columns: 1fr; gap: 34px; }
    .hizli-serit ul { grid-template-columns: repeat(2, 1fr); }
    .hizli-serit li:nth-child(3) { border-left: 0; }
    .hizli-serit li:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.12); }
    .kategori-izgara { grid-template-columns: repeat(2, 1fr); }
    .galeri-izgara, .haber-izgara, .sertifika-izgara { grid-template-columns: repeat(2, 1fr); }
    .hero-slayt { padding: 92px 0 96px; }
}

@media (max-width: 720px) {
    .bolum { padding: 56px 0; }
    .ust-iletisim span:not(:first-child) { display: none; }
    .urun-izgara, .urun-izgara--3 { grid-template-columns: repeat(2, 1fr); }
    .foto-izgara { grid-template-columns: repeat(3, 1fr); }
    .referans-serit { grid-template-columns: repeat(3, 1fr); }
    .referans-akis .referans-kutu { flex-basis: calc(100vw / 2.4); height: 112px; }
    .form-satir { grid-template-columns: 1fr; gap: 0; }
    .bolum-basi--satir { flex-direction: column; align-items: flex-start; }
    .cta-bant .kapsayici { flex-direction: column; align-items: flex-start; }
    .rakam-izgara { grid-template-columns: 1fr; }
    .alt-izgara { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
    .kapsayici { padding: 0 18px; }
    .kategori-izgara { grid-template-columns: 1fr; }
    .urun-izgara, .urun-izgara--3 { grid-template-columns: 1fr; }
    .galeri-izgara, .haber-izgara, .sertifika-izgara { grid-template-columns: 1fr; }
    .foto-izgara { grid-template-columns: repeat(2, 1fr); }
    .hizli-serit ul { grid-template-columns: 1fr; }
    .hizli-serit li + li { border-left: 0; border-top: 1px solid rgba(255,255,255,.12); }
    .ust-cubuk .kapsayici { justify-content: center; }
    .ust-iletisim { display: none; }
}

@media print {
    .ust-cubuk, .baslik, .alt-bilgi, .cta-bant, .wa-dugme, .hero-noktalar { display: none !important; }
}