/* TANITEK site teması (2026-11-12) — style.css ve sayfa içi stillerin ÜSTÜNE biner.
   Kaynak: /opt/oncore-site/tanitek/tema.css → /opt/tanitek/public_html/assets/css/tema.css (tanitek-yerel.mjs kopyalar)
   Geri almak için header.php'deki tema.css satırını silmek yeterli. */
:root{--primary-color:#0066cc;--secondary-color:#00184f;--accent-color:#0057b0;--dark-color:#001236;--t-line:#e3eaf4;--t-soft:#f5f8fc;--t-mu:#5d6a7e}
body{color:#2b3445;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
h1,h2,h3,h4,h5,h6,.h1,.h2,.h3,.h4,.h5{letter-spacing:-.01em}
h2,h3,.h2,.h3{color:#001236}
p{line-height:1.72}
a{text-underline-offset:3px}
::selection{background:#cfe3ff;color:#001236}
img{max-width:100%;height:auto}

/* üst menü */
.main-header{box-shadow:0 1px 0 var(--t-line),0 10px 28px -22px rgba(0,18,54,.45)!important}
.navbar-nav .nav-link{font-weight:600}
.navbar-nav .dropdown-menu{border:1px solid var(--t-line)!important;border-radius:14px!important;box-shadow:0 22px 44px -22px rgba(0,18,54,.4)!important;padding:8px!important}
.dropdown-item{border-radius:8px;padding:.55rem .85rem}
.dropdown-item:hover,.dropdown-item:focus{background:#eef5fe!important;color:#0057b0!important}

/* sayfa başlığı bandı */
.page-header{position:relative;overflow:hidden;isolation:isolate;border-radius:0!important;box-shadow:none!important;padding:54px 0 48px!important;background:linear-gradient(100deg,#001236 0%,#00184f 48%,#0057b8 100%)!important;color:#fff!important}
.page-header::before{content:"";position:absolute;right:-140px;top:-180px;width:540px;height:540px;border-radius:50%;background:radial-gradient(circle,rgba(10,124,240,.38),transparent 65%);z-index:-1}
.page-header h1,.page-header .h1,.page-header .h2{color:#fff!important;font-weight:800!important;font-size:clamp(1.65rem,3.1vw,2.55rem)!important;line-height:1.18;text-shadow:none!important;margin-bottom:0}
.page-header h1::after{display:none!important}
.page-header .breadcrumb{margin:0!important;font-size:.86rem}
.page-header .breadcrumb-item a{color:rgba(255,255,255,.88)!important;text-decoration:none}
.page-header .breadcrumb-item a:hover{color:#fff!important;text-decoration:underline}
.page-header .breadcrumb-item.active{color:rgba(255,255,255,.62)!important}
.page-header .breadcrumb-item+.breadcrumb-item::before{content:"›"!important;color:rgba(255,255,255,.5)!important}

/* ana sayfa manşeti */
.hero-section .carousel-caption{max-width:700px!important;right:auto!important;background:linear-gradient(135deg,rgba(0,18,54,.86),rgba(0,24,79,.62))!important;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.14);border-radius:20px!important;padding:2.6rem 2.8rem!important;box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.hero-section .carousel-caption h1,.hero-section .carousel-caption .display-4{font-size:clamp(2rem,3.8vw,3.15rem)!important;line-height:1.1!important;font-weight:800!important;text-shadow:none!important;letter-spacing:-.02em}
.hero-section .carousel-caption p{text-shadow:none!important;color:rgba(255,255,255,.88)!important;font-size:1.08rem}
.hero-section .carousel-caption .btn{white-space:nowrap}
.carousel-indicators [data-bs-target]{width:28px;height:4px;border-radius:4px}

/* bölüm başlıkları */
.section-title{font-weight:800!important;color:#001236!important;letter-spacing:-.015em}
.section-title::after{width:46px!important;height:3px!important;border-radius:3px;background:linear-gradient(90deg,#0066cc,#3d9bff)!important}
.section-subtitle{color:var(--t-mu)!important}

/* kartlar */
.service-card,.product-card,.card.h-100{border:1px solid var(--t-line)!important;border-radius:16px!important;box-shadow:0 1px 2px rgba(0,18,54,.04)!important;overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.service-card:hover,.product-card:hover,.card.h-100:hover{transform:translateY(-3px);border-color:#bcd5f2!important;box-shadow:0 20px 42px -24px rgba(0,40,100,.5)!important}
.card-img-top{object-fit:cover}
.card-title{color:#001236;font-weight:700}
.card-text{color:var(--t-mu)}
/* kenar sütun kartları */
.card{border-radius:14px}
.card-header.bg-primary{background:linear-gradient(135deg,#00184f,#0057b8)!important;border:0!important;font-weight:700;letter-spacing:.01em;padding:.85rem 1.1rem}
.card:has(> .card-header){border:1px solid var(--t-line)!important;overflow:hidden;box-shadow:0 10px 30px -24px rgba(0,18,54,.45)!important}
.list-group-item{border-color:var(--t-line)}
.list-group-item-action:hover{background:#eef5fe;color:#0057b0}
.list-group-item.active{background:#0066cc;border-color:#0066cc}
.progress{background:#e8eef7;border-radius:999px}
.progress-bar{background:linear-gradient(90deg,#0057b8,#2f8cff)!important;border-radius:999px}

/* ikon kutuları (fa-2x ile çakışan dev ikonlar) */
.service-icon.me-3{font-size:.68rem!important;width:56px;height:56px;flex:none;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,#eaf3fe,#d3e5fb);color:#0066cc}
.feature-icon{flex:none}

/* butonlar */
.btn{border-radius:10px;font-weight:700;letter-spacing:.005em;transition:transform .2s,box-shadow .2s,background-color .2s,color .2s,border-color .2s}
.btn.rounded-pill{border-radius:999px}
.btn-primary{background:#0066cc!important;border-color:#0066cc!important}
.btn-primary:hover,.btn-primary:focus{background:#0057b0!important;border-color:#0057b0!important;transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(0,87,176,.8)}
.btn-outline-primary{border-width:1.5px;color:#0066cc;border-color:#0066cc}
.btn-outline-primary:hover{background:#0066cc;border-color:#0066cc;color:#fff}
.btn-light:hover{transform:translateY(-1px)}
.form-control,.form-select{border-radius:10px;border-color:#d6e0ee;padding:.62rem .85rem}
.form-control:focus,.form-select:focus{border-color:#5aa2f0;box-shadow:0 0 0 .22rem rgba(0,102,204,.14)}

/* çağrı bandı */
.cta-section{background:linear-gradient(120deg,#001236 0%,#00184f 45%,#0066cc 100%)!important}

/* akordeon (SSS) */
.accordion-item{border:1px solid var(--t-line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:10px}
.accordion-button{font-weight:700;color:#001236}
.accordion-button:not(.collapsed){background:#f1f7fe;color:#0057b0;box-shadow:none}
.accordion-button:focus{box-shadow:0 0 0 .2rem rgba(0,102,204,.15)}

/* altbilgi */
footer.bg-dark{background:linear-gradient(180deg,#00122e,#000c22)!important}
footer.bg-dark h5,footer.bg-dark .h5{color:#fff;font-weight:700;letter-spacing:.01em}
footer.bg-dark a{color:rgba(255,255,255,.78)!important;transition:color .15s}
footer.bg-dark a:hover{color:#fff!important}
footer.bg-dark .bg-secondary.bg-opacity-25{background:rgba(255,255,255,.06)!important;border:1px solid rgba(255,255,255,.1);border-radius:16px!important}
footer.bg-dark hr{border-color:rgba(255,255,255,.14)}

/* genel taşma güvenliği */
html,body{overflow-x:clip}
.table-responsive{-webkit-overflow-scrolling:touch}
pre,code{white-space:pre-wrap;word-break:break-word}

@media (max-width:991.98px){
  .hero-section .carousel-caption{padding:1.6rem 1.5rem!important;border-radius:16px!important;left:16px!important;right:16px!important;max-width:none!important}
  .page-header{padding:38px 0 34px!important}
  .page-header .breadcrumb{justify-content:flex-start!important;margin-top:14px!important}
  .page-header .col-md-4,.page-header .col-md-8{text-align:left!important}
  .hero-section .carousel-control-prev,.hero-section .carousel-control-next{display:none}
}
@media (max-width:575.98px){
  .hero-section .carousel-caption .btn{white-space:normal}
  .section-title{font-size:1.6rem!important}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ana sayfa yazılım bandı */
.tk-yz{position:relative;overflow:hidden;isolation:isolate;padding:80px 0;color:#fff;background:radial-gradient(900px 480px at 90% 0%,rgba(46,140,255,.35),transparent 60%),linear-gradient(110deg,#000c22 0%,#001236 45%,#00205f 100%)}
.tk-yz::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px) 0 0/44px 44px,linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px) 0 0/44px 44px;-webkit-mask-image:linear-gradient(180deg,#000,transparent);mask-image:linear-gradient(180deg,#000,transparent)}
.tk-yz-kicker{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#cfe3ff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:7px 14px;border-radius:999px}
.tk-yz h2{color:#fff;font-weight:800;font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.15;margin:18px 0 14px;letter-spacing:-.015em}
.tk-yz p{color:rgba(255,255,255,.82);font-size:1.05rem}
.tk-yz .btn-outline-light{border-width:1.5px}
.tk-yz-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.tk-yz-grid a{display:flex;flex-direction:column;gap:4px;padding:14px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#fff!important;text-decoration:none;transition:background .2s,border-color .2s,transform .2s;min-width:0}
.tk-yz-grid a:hover{background:rgba(255,255,255,.12);border-color:rgba(142,197,255,.5);transform:translateY(-2px)}
.tk-yz-grid i{color:#8ec5ff;font-size:1.05rem;margin-bottom:4px}
.tk-yz-grid b{font-size:.95rem;font-weight:800;letter-spacing:-.01em}
.tk-yz-grid small{font-size:.74rem;color:rgba(255,255,255,.66);line-height:1.35}
@media (max-width:991.98px){.tk-yz{padding:56px 0}.tk-yz-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:575.98px){.tk-yz-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* ana sayfa manşeti (2026-11-12) */
.tk-hero{position:relative;overflow:hidden;isolation:isolate;color:#fff;padding:84px 0 0;background:#001236}
.tk-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.3;z-index:-2}
.tk-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(900px 520px at 88% 10%,rgba(46,140,255,.35),transparent 60%),linear-gradient(100deg,rgba(0,12,34,.97) 0%,rgba(0,18,54,.9) 50%,rgba(0,32,95,.78) 100%)}
.tk-hero h1{color:#fff;font-weight:800;font-size:clamp(2.2rem,4.6vw,3.8rem);line-height:1.06;letter-spacing:-.025em;margin:20px 0 18px}
.tk-hero h1 em{font-style:normal;background:linear-gradient(90deg,#8ec5ff,#4fd1ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.tk-hero-lead{font-size:1.12rem;color:rgba(255,255,255,.84);max-width:560px;line-height:1.7;margin:0}
.tk-hero .btn-success{background:#25d366!important;border-color:#25d366!important}
.tk-kollar{display:grid;gap:14px}
.tk-kol{border-radius:20px;padding:22px 24px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.tk-kol.is-yz{background:linear-gradient(135deg,rgba(46,140,255,.22),rgba(79,209,255,.08));border-color:rgba(142,197,255,.35)}
.tk-kol-bas{display:flex;align-items:center;gap:14px}
.tk-kol-bas>i{width:48px;height:48px;flex:none;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.12);color:#8ec5ff;font-size:1.2rem}
.tk-kol-bas b{display:block;font-size:1.2rem;font-weight:800;letter-spacing:-.01em}
.tk-kol-bas small{color:rgba(255,255,255,.68);font-size:.84rem}
.tk-kol-link{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 14px}
.tk-kol-link a{font-size:.84rem;color:#fff!important;text-decoration:none;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);transition:background .15s}
.tk-kol-link a:hover{background:rgba(255,255,255,.18)}
.tk-kol-git{font-weight:700;color:#8ec5ff!important;text-decoration:none;font-size:.92rem;display:inline-flex;gap:8px;align-items:center}
.tk-kol-git:hover{gap:12px;color:#fff!important}
.tk-rakam{display:grid;grid-template-columns:repeat(4,1fr);margin-top:56px;border:1px solid rgba(255,255,255,.14);border-bottom:0;border-radius:18px 18px 0 0;background:rgba(255,255,255,.06);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.tk-rakam div{padding:20px 24px;border-left:1px solid rgba(255,255,255,.12)}
.tk-rakam div:first-child{border-left:0}
.tk-rakam b{display:block;font-size:1.45rem;font-weight:800;line-height:1.2}
.tk-rakam small{color:rgba(255,255,255,.7);font-size:.84rem}
.tk-hz{display:flex;flex-direction:column;height:100%;border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--t-line);text-decoration:none;color:inherit;transition:transform .25s,box-shadow .25s,border-color .25s}
.tk-hz:hover{transform:translateY(-4px);border-color:#bcd5f2;box-shadow:0 22px 46px -26px rgba(0,40,100,.55);color:inherit}
.tk-hz-img{display:block;aspect-ratio:2/1;overflow:hidden;background:#e8eef7}
.tk-hz-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.tk-hz:hover .tk-hz-img img{transform:scale(1.05)}
.tk-hz-body{position:relative;display:flex;flex-direction:column;gap:8px;padding:30px 22px 22px;flex:1}
.tk-hz-ic{position:absolute;top:-24px;left:22px;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:#0066cc;color:#fff;box-shadow:0 10px 22px -10px rgba(0,102,204,.8)}
.tk-hz-body b{font-size:1.1rem;font-weight:800;color:#001236;letter-spacing:-.01em}
.tk-hz-body>span:not(.tk-hz-ic){color:var(--t-mu);font-size:.93rem;line-height:1.6;flex:1}
.tk-hz-body em{font-style:normal;font-weight:700;color:#0066cc;font-size:.9rem}
@media (max-width:991.98px){.tk-hero{padding-top:52px}.tk-rakam{grid-template-columns:repeat(2,1fr);margin-top:40px}.tk-rakam div:nth-child(3){border-left:0}.tk-rakam div:nth-child(n+3){border-top:1px solid rgba(255,255,255,.12)}}
@media (max-width:575.98px){.tk-hero h1 br{display:none}.tk-rakam div{padding:16px}.tk-rakam b{font-size:1.15rem}.tk-hero .btn-lg{flex:1 1 100%}}