/* excobagroup.com — kurumsal tema (Durable özgün konsepti: siyah bar, serif başlıklar, sarı vurgu, büyük fotoğraflar) */
:root{--ink:#111827;--muted:#4b5563;--line:#e5e7eb;--paper:#fff;--alt:#f5f5f2;--black:#000;--gold:#f0d516;--gold-d:#d9bf0f;--serif:"Merriweather",Georgia,"Times New Roman",serif;--sans:"Mulish","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;--max:1120px}
*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.2;margin:0 0 .6em;color:var(--ink)}
h1{font-size:clamp(30px,5vw,54px);font-weight:900;letter-spacing:.5px}
h2{font-size:clamp(26px,3.4vw,38px);font-weight:700}
h3{font-size:22px;font-weight:700}
h4{font-size:17px;font-weight:700;margin-top:1.2em}
p{margin:0 0 1em}ul{margin:0 0 1em;padding-left:1.2em}li{margin:.3em 0}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.center{text-align:center}
.narrow{max-width:760px}
.lead{font-size:1.1em;color:var(--muted)}

/* buton */
.btn{display:inline-block;background:var(--gold);color:var(--ink);font-weight:700;text-decoration:none;padding:13px 26px;border-radius:6px;border:0;font-family:var(--sans);font-size:16px;cursor:pointer;transition:background .2s,transform .2s,box-shadow .2s;letter-spacing:.2px}
.btn:hover{background:var(--gold-d);transform:translateY(-1px);box-shadow:0 8px 22px rgba(240,213,22,.28)}
.btn.big{padding:16px 40px;font-size:17px;min-width:260px;text-align:center}
.btn.small{padding:10px 18px;font-size:15px}

/* üst bar */
header.top{position:sticky;top:0;z-index:50;background:var(--black);color:#fff;transition:box-shadow .3s}
header.top.scrolled{box-shadow:0 4px 24px rgba(0,0,0,.35)}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{font-family:var(--serif);font-weight:700;font-size:20px;letter-spacing:.5px;text-decoration:none;color:#fff;white-space:nowrap}
header nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}
header nav a{color:#e5e7eb;text-decoration:none;font-size:11.5px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;padding:8px 9px;border-radius:4px;transition:background .2s,color .2s}
header nav a:hover,header nav a.on{background:rgba(255,255,255,.1);color:var(--gold)}
header nav{display:flex;align-items:center;gap:10px}
header nav a.cta{background:var(--gold);color:#111}
header nav a.cta:hover{background:var(--gold-d);color:#111}
li.dd{position:relative}
li.dd>button{background:none;border:0;color:#e5e7eb;font:inherit;font-size:11.5px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;padding:8px 9px;border-radius:4px;cursor:pointer;font-family:var(--sans)}
li.dd.on>button,li.dd>button:hover{background:rgba(255,255,255,.1);color:var(--gold)}
li.dd .car{font-size:9px;margin-left:2px}
li.dd>ul{display:none;position:absolute;left:0;top:100%;background:#000;border:1px solid #1f2937;border-radius:6px;min-width:280px;padding:6px;flex-direction:column;gap:0;box-shadow:0 12px 30px rgba(0,0,0,.4);z-index:60}
li.dd.open>ul,li.dd:hover>ul{display:flex}
li.dd>ul a{display:block;padding:10px 12px}
.langs a{color:#9ca3af;text-decoration:none;font-size:12px;font-weight:700;padding:6px 8px;border:1px solid #374151;border-radius:4px}
.langs a:hover{color:#fff;border-color:#fff}
.burger{display:none;background:none;border:0;width:44px;height:44px;padding:10px;cursor:pointer}
.burger span{display:block;height:2px;background:#fff;margin:6px 0;transition:transform .25s,opacity .25s}
@media (max-width:1180px){
  .burger{display:block}
  header nav{display:none;position:absolute;left:0;right:0;top:64px;background:#000;flex-direction:column;align-items:stretch;padding:8px 18px 18px;border-top:1px solid #1f2937}
  header.top.open nav{display:flex}
  header nav ul{flex-direction:column;gap:0}
  li.dd>button{display:block;width:100%;text-align:left;padding:12px 8px;font-size:14px;border-bottom:1px solid #1f2937}
  li.dd>ul,li.dd:hover>ul{display:flex;position:static;border:0;box-shadow:none;padding:0 0 0 14px;min-width:0}
  header nav a{display:block;padding:12px 8px;font-size:14px;border-bottom:1px solid #1f2937}
  .langs{padding:12px 8px 0}
  header.top.open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  header.top.open .burger span:nth-child(2){opacity:0}
  header.top.open .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}

/* Katmanlı bölüm: fotoğraf (--bg) + renk kaplaması (--paint). Durable'daki "layers" modeli */
.blk{position:relative;isolation:isolate;padding:80px 0;color:#fff;background:var(--paint,#111)}
.blk.hasbg{background:var(--base,#111)}
.blk.hasbg::before{content:"";position:absolute;inset:0;background:var(--bg) center/cover no-repeat;z-index:-2}
.blk.hasbg::after{content:"";position:absolute;inset:0;background:var(--paint);opacity:var(--ovop,.8);z-index:-1}
.blk h1,.blk h2,.blk h3,.blk h4{color:inherit}
.blk .lead{color:rgba(255,255,255,.85)}
.blk.light{color:var(--ink)}.blk.light .lead{color:var(--muted)}
.blk .txt a:not(.btn){color:inherit}
@media (max-width:860px){.blk{padding:56px 0}}

/* hero */
.hero{text-align:center;padding:96px 0 84px}
.hero.hasbg::after{opacity:var(--ovop,.55)}
.hero h1{text-transform:uppercase;max-width:960px;margin:0 auto .5em;text-shadow:0 2px 14px rgba(0,0,0,.45)}
.hero .sub{font-size:clamp(17px,2.2vw,21px);color:#f3f4f6;margin:0 auto 1.2em;max-width:760px}
.hero .lead{max-width:820px;margin:0 auto 1.6em;font-size:17.5px}
.hero .lines{font-size:clamp(15px,1.9vw,19px);line-height:1.75;text-transform:uppercase;letter-spacing:.4px;max-width:820px;margin:0 auto 1.6em;font-weight:600}
.hero.home{padding:120px 0 90px;min-height:78vh;display:flex;align-items:center}
.stats{list-style:none;display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:52px auto 0;padding:0;max-width:900px}
.stats li{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px);border-radius:8px;padding:14px 22px;min-width:170px}
@media (max-width:600px){.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}.stats li{min-width:0;padding:12px 10px}.stats strong{font-size:24px}.stats span{font-size:11px}.hero{padding:72px 0 60px}.hero.home{min-height:0;padding:80px 0 60px}}
.stats strong{display:block;font-family:var(--serif);font-size:30px;color:var(--gold);line-height:1.1}
.stats span{font-size:13px;letter-spacing:.6px;text-transform:uppercase;color:#d1d5db}

/* hakkımızda: görsel sağda (Durable: image.align=right) */
.two{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:start}
.two figure{margin:0;position:sticky;top:90px;order:2}
.two figure img{border-radius:8px;box-shadow:0 18px 50px rgba(0,0,0,.35);width:100%;object-fit:cover;aspect-ratio:16/9}
.two figure.contain img{object-fit:contain;background:#fff;padding:24px;image-rendering:auto}
.two .txt{order:1}
.wrap.one{max-width:820px}
.txt h2{margin-bottom:.8em}
.txt .btn{margin-top:14px}
.txt ul{padding-left:1.1em}
@media (max-width:860px){.two{grid-template-columns:1fr;gap:28px}.two figure{position:static;order:0}}

/* hizmet kartları */
.cards .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px}
.cards.n4 .grid{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.3)}
.card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.card h3{color:var(--ink)}
.cbody{padding:22px 24px 26px;display:flex;flex-direction:column;gap:2px;flex:1}
.cbody h3{font-size:20px}
.cbody p,.cbody li{font-size:15.5px;color:var(--muted)}
.cbody .btn{align-self:flex-start;margin-top:auto}
@media (max-width:900px){.cards .grid,.cards.n4 .grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.cards .grid,.cards.n4 .grid{grid-template-columns:1fr}}

/* grup şirketleri (ana sayfa) */
section.divisions{padding:80px 0;background:var(--alt)}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.tile{position:relative;display:block;border-radius:10px;overflow:hidden;aspect-ratio:4/3;text-decoration:none;color:#fff;background:#111}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.tile:hover img{transform:scale(1.06)}
.tile span{position:absolute;inset:auto 0 0 0;padding:70px 20px 20px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.85));display:flex;flex-direction:column;gap:4px}
.tile strong{font-family:var(--serif);font-size:18px;letter-spacing:.3px}
.tile em{font-style:normal;font-size:13px;color:#d1d5db}
@media (max-width:900px){.tiles{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.tiles{grid-template-columns:1fr}}

/* karusel (tek görsel) ve şerit (çoklu) — kaydırma-yakalama */
.carousel h2,.imggrid h2{margin-bottom:.9em}
.carousel.a-center h2{text-align:center}
.slider,.strip{position:relative}
.slider .track,.strip .track{list-style:none;margin:0;padding:0;display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.slider .track::-webkit-scrollbar,.strip .track::-webkit-scrollbar{display:none}
.slider .track li{flex:0 0 100%;scroll-snap-align:start}
.slider .track img{width:100%;aspect-ratio:var(--ar,3/2);object-fit:cover;border-radius:8px;box-shadow:0 18px 50px rgba(0,0,0,.35)}
.strip .track li{flex:0 0 calc((100% - 32px)/3);scroll-snap-align:start}
.strip .track img{width:100%;aspect-ratio:var(--ar,1/1);object-fit:cover;border-radius:8px;background:#fff}
.strip .gi{display:block;overflow:hidden;border-radius:8px}
@media (max-width:900px){.strip .track li{flex-basis:calc((100% - 16px)/2)}}
@media (max-width:560px){.strip .track li{flex-basis:85%}}
.arr{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:0;background:rgba(0,0,0,.55);color:#fff;font-size:18px;cursor:pointer;display:grid;place-items:center;transition:background .2s,opacity .2s;z-index:2}
.arr:hover{background:var(--accent,#f0d516);color:#111}
.arr.prev{left:10px}.arr.next{right:10px}
.at-start .arr.prev,.at-end .arr.next{opacity:.25;pointer-events:none}
.dots{display:flex;justify-content:center;gap:8px;margin-top:14px}
.dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.4);cursor:pointer;padding:0}
.dots button.on{background:var(--accent,#f0d516)}
.blk.light .dots button{background:rgba(0,0,0,.25)}

/* görsel ızgarası */
.wrap.wide{max-width:1400px}
.imggrid .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.imggrid .gi{display:block;overflow:hidden;border-radius:8px;background:#000}
.imggrid .gi img{width:100%;aspect-ratio:var(--ar,16/9);object-fit:cover;transition:transform .5s}
.imggrid .gi:hover img{transform:scale(1.04)}
@media (max-width:900px){.imggrid .grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.imggrid .grid{grid-template-columns:1fr}}

/* PDF katalogları */
.pdfs .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:36px}
.p-defence .pdfs .grid{grid-template-columns:minmax(0,560px);justify-content:center}
.pdf{background:#fff;color:var(--ink);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 12px 30px rgba(0,0,0,.25)}
.pdf .thumb{display:block;background:#eef0f3;aspect-ratio:3/4;overflow:hidden}
.p-defence .pdf .thumb{aspect-ratio:auto}
.pdf .thumb img{width:100%;height:100%;object-fit:contain;transition:transform .4s}
.pdf .thumb:hover img{transform:scale(1.03)}
.pdf h3{font-size:16px;padding:16px 18px 0;margin:0;color:var(--ink);font-family:var(--sans);font-weight:700;line-height:1.4}
.pdf .acts{padding:12px 18px 18px;display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.pdf .acts .btn small{font-weight:400;font-size:12px;opacity:.8}
@media (max-width:1000px){.pdfs .grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.pdfs .grid{grid-template-columns:1fr}}

/* medikal marka kartları */
.chips{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:8px;padding:0;margin:0 0 30px}
.chips li{font-size:12.5px;font-weight:700;letter-spacing:.3px;border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:6px 14px;color:#fff}
.bgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:32px}
.bcard{display:block;background:#fff;color:var(--ink);border-radius:10px;overflow:hidden;text-decoration:none;transition:transform .3s,box-shadow .3s}
.bcard:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.35)}
.bcard img{aspect-ratio:4/3;object-fit:cover;width:100%}
.bcard span{display:flex;flex-direction:column;gap:4px;padding:16px 18px 18px}
.bcard strong{font-family:var(--serif);font-size:18px}
.bcard em{font-style:normal;color:var(--muted);font-size:14px;line-height:1.5}
.bcard small{color:#9ca3af;font-size:12px;margin-top:6px}
@media (max-width:900px){.bgrid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.bgrid{grid-template-columns:1fr}}
.pdfs .grid.n5{grid-template-columns:repeat(5,1fr)}
.ifu{margin-top:26px;font-size:13.5px;color:var(--muted);max-width:760px;margin-left:auto;margin-right:auto}
.blk.dark .ifu{color:#d1d5db}

/* video ve harita */
.frame{position:relative;aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:#000;box-shadow:0 18px 50px rgba(0,0,0,.35)}
.frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video{padding:64px 0}
.map .frame{aspect-ratio:4/3;order:2}
.map .txt{order:1}
@media (max-width:860px){.map .frame{order:0}}

/* logo kuşağı (Durable: Common Ninja Logo Showcase, kayan) */
.logos{padding:44px 0;overflow:hidden}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.marquee{display:flex;width:max-content;animation:lane 48s linear infinite}
.marquee:hover{animation-play-state:paused}
.lane{display:flex;align-items:center;gap:56px;padding:0 28px}
.lane img{height:70px;width:auto;max-width:220px;object-fit:contain}
.lane a,.lane span{display:block}
@keyframes lane{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee{animation:none;flex-wrap:wrap;width:auto;justify-content:center}.marquee .lane[aria-hidden]{display:none}}

/* büyütme */
.lightbox[hidden]{display:none}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:100;display:flex;align-items:center;justify-content:center;padding:40px}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain;border-radius:6px}
.lightbox .x{position:absolute;top:12px;right:16px;background:none;border:0;color:#fff;font-size:40px;cursor:pointer;line-height:1}
.lightbox .arr{background:rgba(255,255,255,.15)}

/* ExcobaLab sayfası: hareketli arka plan (parçacık ağı) — giriş ve hakkında bölümleri yarı saydam */
.p-excobalab{background:#000}
#bg-canvas{position:fixed;inset:0;z-index:0;pointer-events:none}
.p-excobalab header.top,.p-excobalab main,.p-excobalab footer{position:relative;z-index:1}
.p-excobalab .hero{background:transparent}
.p-excobalab .hero .wrap{position:relative}
.p-excobalab section.about{background:rgba(8,8,8,.42)}
.p-excobalab section.links{background:linear-gradient(180deg,rgba(8,8,8,.55),rgba(8,8,8,.85))}
.p-excobalab .lcard{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:#fff;backdrop-filter:blur(6px)}
.p-excobalab a.lcard:hover{background:rgba(255,255,255,.1);border-color:rgba(240,213,22,.6);box-shadow:0 18px 40px rgba(0,0,0,.5)}
.p-excobalab .lcard em{color:#d1d5db}.p-excobalab .lcard small{color:#9ca3af}
.p-excobalab .lcard .soon{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#d1d5db}
.p-excobalab .lcard .mark{background:var(--gold);color:#111}
.lcard .icons{display:flex;gap:8px;margin-bottom:10px}
.lcard .icons img{width:44px;height:44px;border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,.35)}
.p-excobalab .hero h1{text-shadow:0 2px 24px rgba(0,0,0,.7)}

/* ExcobaLab köprü kartları (kurumsal görünüm; excobalab'ın koyu/neon tarzı kullanılmaz) */
.lgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.lcard{display:flex;flex-direction:column;gap:6px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:24px;text-decoration:none;transition:transform .3s,box-shadow .3s;position:relative}
a.lcard:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.12)}
.lcard .mark{width:44px;height:44px;border-radius:8px;background:#000;color:var(--gold);font-family:var(--serif);font-weight:900;font-size:17px;display:grid;place-items:center;margin-bottom:8px;letter-spacing:.5px}
.lcard strong{font-family:var(--serif);font-size:19px}
.lcard em{font-style:normal;color:var(--muted);font-size:15px;line-height:1.5}
.lcard small{color:#9ca3af;font-size:12.5px;margin-top:auto;padding-top:8px}
.lcard .soon{position:absolute;top:18px;right:18px;font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;background:var(--alt);border:1px solid var(--line);border-radius:999px;padding:4px 10px;color:var(--muted)}
.lcard.is-soon{opacity:.75}
@media (max-width:900px){.lgrid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.lgrid{grid-template-columns:1fr}}

/* iletişim */
.contact .lead{color:#d1d5db}
.cform{display:grid;gap:14px;margin-top:28px}
.cform label{display:grid;gap:6px;font-size:13px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:#e5e7eb}
.cform input,.cform textarea{font:inherit;font-size:16px;padding:12px 14px;border-radius:6px;border:1px solid #374151;background:#fff;color:var(--ink);width:100%}
.cform input:focus,.cform textarea:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.cform .btn{justify-self:center;min-width:220px}
.cform small{text-align:center;color:#d1d5db;font-size:13px}.cform small a{color:#fff}
.cform .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.cform{position:relative}
.fstatus{text-align:center;margin:0;min-height:1.4em;color:var(--gold);font-weight:600}
.cform label.topic input{background:#f5f5f2;color:var(--muted)}

/* alt bilgi */
footer{background:#000;color:#9ca3af;padding:44px 0 36px;text-align:center}
.fbrand{font-family:var(--serif);color:#fff;font-size:18px;font-weight:700;margin-bottom:14px}
.flinks{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 18px;margin-bottom:18px}
.flinks a{color:#d1d5db;text-decoration:none;font-size:13px;font-weight:700;letter-spacing:.3px;text-transform:uppercase}
.flinks a:hover{color:var(--gold)}
.finfo{color:#d1d5db;font-size:14px;margin:0 0 16px}.finfo a{color:#fff;text-decoration:none}.finfo a:hover{color:var(--gold)}
.fine{font-size:13px;margin:0 0 4px}.fine a{color:#9ca3af;text-decoration:none;margin-left:4px}

/* ölçülü giriş animasyonu */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* sayfaya özel */