/* ============================================================
   Datamikro Bilgi Teknolojileri — Ana Stil
   Palet: logo mavisi #6599FF · siyah · beyaz
   ============================================================ */
:root{
  --brand:#6599FF;
  --brand-600:#4a7df0;
  --brand-700:#3257cf;
  --ink:#0a0d14;
  --ink-soft:#161b26;
  --paper:#ffffff;
  --mist:#f4f7fc;
  --mist-2:#eaf0fb;
  --line:#e3e9f4;
  --muted:#5b6578;
  --text:#1b2230;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 12px 32px -12px rgba(37,68,153,.18);
  --shadow-lg:0 24px 60px -20px rgba(37,68,153,.35);
  --maxw:1180px;
  --display:'Space Grotesk',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono','Space Grotesk',monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--body);color:var(--text);background:var(--paper);
  line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);color:var(--ink);line-height:1.15;font-weight:600;margin:0 0 .5em}
p{margin:0 0 1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.ico{flex:0 0 auto;vertical-align:middle}

/* eyebrow / mono labels */
.eyebrow{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--brand-700);font-weight:600;display:inline-flex;align-items:center;gap:.6em;margin-bottom:1rem;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--brand);display:inline-block}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;font-family:var(--display);font-weight:600;
  font-size:.96rem;padding:.85em 1.5em;border-radius:var(--radius-sm);border:1px solid transparent;
  cursor:pointer;transition:.2s ease;line-height:1;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -8px rgba(101,153,255,.7)}
.btn-primary:hover{background:var(--brand-600);transform:translateY(-2px);box-shadow:0 14px 28px -10px rgba(101,153,255,.85)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-soft);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand-700)}
.btn .ico{transition:transform .2s}
.btn:hover .ico{transform:translateX(3px)}

/* ============================================================
   TOP BAR
   ============================================================ */
.topbar{background:var(--ink);color:#aeb8c9;font-size:.83rem;overflow:hidden}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px;height:42px;overflow:hidden}
.topbar a{color:#cdd5e3;transition:color .15s}
.topbar a:hover{color:var(--brand)}
.topbar .tb-left{display:flex;gap:18px;align-items:center;flex-wrap:nowrap;overflow:hidden}
.topbar .tb-item{display:inline-flex;align-items:center;gap:.3em;font-size:.82rem;white-space:nowrap;overflow:hidden}
.topbar .tb-right{display:flex;gap:14px;align-items:center;flex-shrink:0}
.topbar .tb-right a{display:inline-flex;font-size:.82rem}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:78px;gap:24px;padding:12px 0;position:relative}
.brand{display:flex;align-items:center;flex:0 0 auto}
.brand img{height:var(--logo-h,52px);width:auto;display:block;max-height:100px}
.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.menu > li{position:relative}
.menu > li > a{
  display:inline-flex;align-items:center;gap:.35em;padding:.7em .95em;border-radius:9px;
  font-weight:500;font-size:.95rem;color:var(--text);transition:.15s
}
.menu > li > a:hover,.menu > li.active > a{color:var(--brand-700);background:var(--mist)}
.menu .caret{width:14px;height:14px;opacity:.6}
/* dropdown */
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;min-width:280px;background:#fff;border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.18s ease;list-style:none;margin:0
}
.menu > li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown li a{display:flex;align-items:center;gap:.7em;padding:.6em .7em;border-radius:9px;font-size:.9rem;color:var(--text)}
.dropdown li a:hover{background:var(--mist);color:var(--brand-700)}
.dropdown .di{color:var(--brand);display:inline-flex}
.dropdown .group-label{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding:.7em .8em .3em}
.nav-cta{display:flex;align-items:center;gap:10px}
.hamburger{display:none;background:none;border:1px solid var(--line);border-radius:9px;width:44px;height:44px;
  cursor:pointer;align-items:center;justify-content:center;color:var(--ink)}
.hamburger span{display:block;width:20px;height:2px;background:currentColor;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:currentColor}
.hamburger span::before{top:-6px}.hamburger span::after{top:6px}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;isolation:isolate}
.hero canvas#net{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.55}
.hero::after{content:"";position:absolute;inset:0;z-index:1;
  background:radial-gradient(900px 500px at 78% 18%,rgba(101,153,255,.28),transparent 60%),
             linear-gradient(180deg,rgba(10,13,20,.2),rgba(10,13,20,.85))}
.hero .container{position:relative;z-index:2}
.hero-inner{min-height:600px;display:flex;align-items:center;padding:96px 0}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;width:100%}
.hero .eyebrow{color:var(--brand)}
.hero .eyebrow::before{background:var(--brand)}
.hero h1{font-size:clamp(2.4rem,5vw,4rem);color:#fff;letter-spacing:-.02em;margin-bottom:.4em}
.hero h1 .accent{color:var(--brand)}
.hero .lead{font-size:1.18rem;color:#c4cddd;max-width:38ch;margin-bottom:2rem}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
/* slider dots */
.hero-dots{display:flex;gap:10px;margin-top:40px}
.hero-dots button{width:34px;height:4px;border-radius:99px;border:none;background:rgba(255,255,255,.22);cursor:pointer;padding:0;transition:.25s}
.hero-dots button.on{background:var(--brand);width:54px}
.slide{display:none}.slide.on{display:block;animation:fade .5s ease}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
/* hero side card (monogram-derived) */
.hero-card{background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:30px;backdrop-filter:blur(6px)}
.hero-card h3{color:#fff;font-size:1.05rem;margin-bottom:1.2rem;display:flex;align-items:center;gap:.5em}
.hero-card h3 .dot{width:8px;height:8px;border-radius:2px;background:var(--brand)}
.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.hero-stat .n{font-family:var(--display);font-size:1.9rem;font-weight:700;color:#fff}
.hero-stat .l{font-size:.82rem;color:#9fabbf}
.hero-feature{display:flex;align-items:center;gap:.7em;color:#cdd6e4;font-size:.92rem;margin-top:1.3rem;padding-top:1.3rem;border-top:1px solid rgba(255,255,255,.1)}
.hero-feature .ico{color:var(--brand)}

/* trust strip */
.trust{background:var(--ink-soft);border-top:1px solid rgba(255,255,255,.06);color:#8a97ab}
.trust .container{display:flex;flex-wrap:wrap;gap:14px 40px;align-items:center;justify-content:center;padding:18px 24px;font-size:.86rem}
.trust .ti{display:inline-flex;align-items:center;gap:.55em}
.trust .ti .ico{color:var(--brand)}

/* ============================================================
   SECTIONS
   ============================================================ */
.section{padding:96px 0}
.section.mist{background:var(--mist)}
.section.ink{background:var(--ink);color:#fff}
.sec-head{max-width:680px;margin-bottom:54px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);letter-spacing:-.01em}
.sec-head p{color:var(--muted);font-size:1.08rem;margin:0}
.section.ink .sec-head h2{color:#fff}
.section.ink .sec-head p{color:#aab4c6}

/* service cards */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  display:flex;flex-direction:column;gap:14px;transition:.22s ease;position:relative;overflow:hidden
}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--brand);transition:width .3s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.card:hover::before{width:100%}
.card .c-icon{width:54px;height:54px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--mist-2);color:var(--brand-700);transition:.22s}
.card:hover .c-icon{background:var(--brand);color:#fff;transform:rotate(-4deg)}
.card h3{font-size:1.18rem;margin:0}
.card p{color:var(--muted);font-size:.95rem;margin:0;flex:1}
.card .c-link{display:inline-flex;align-items:center;gap:.4em;color:var(--brand-700);font-weight:600;font-size:.9rem;
  font-family:var(--display)}
.card .c-cat{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat .n{font-family:var(--display);font-size:clamp(2.2rem,4vw,3.2rem);font-weight:700;color:var(--brand)}
.section.ink .stat .n{color:var(--brand)}
.stat .l{color:var(--muted);font-size:.95rem}
.section.ink .stat .l{color:#aab4c6}

/* about split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-points{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:14px}
.about-points li{display:flex;gap:.8em;align-items:flex-start;color:var(--text)}
.about-points .ico{color:var(--brand);margin-top:3px}
.media-frame{position:relative;border-radius:22px;overflow:hidden;border:1px solid var(--line);background:var(--ink);
  aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.media-frame .mono-badge{font-family:var(--display);color:#fff;text-align:center}
.media-frame .mono-badge .big{font-size:3rem;font-weight:700;letter-spacing:.04em}
.media-frame .mono-badge .big b{color:var(--brand)}
.media-frame .mono-badge .sub{font-family:var(--mono);font-size:.72rem;letter-spacing:.28em;color:#94a2bb;text-transform:uppercase}
.media-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* CTA band */
.cta{background:linear-gradient(120deg,var(--brand-700),var(--brand) 70%);color:#fff;border-radius:24px;
  padding:56px;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
  position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;right:-40px;top:-40px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.12)}
.cta-text{position:relative;z-index:1;max-width:600px}
.cta-text h2{color:#fff;font-size:1.9rem;margin-bottom:.3em}
.cta-text p{color:rgba(255,255,255,.9);margin:0}
.cta .btn{position:relative;z-index:1}

/* ============================================================
   PAGE HEADER (inner pages)
   ============================================================ */
.page-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden;padding:64px 0 60px}
.page-hero::after{content:"";position:absolute;inset:0;
  background:radial-gradient(700px 300px at 85% 0,rgba(101,153,255,.28),transparent 60%)}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4vw,2.9rem);margin:.2em 0}
.breadcrumb{font-size:.85rem;color:#9fabbf;display:flex;gap:.5em;align-items:center;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.5}

/* article + sidebar layout */
.layout{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}
.article{font-size:1.02rem;color:var(--text)}
.article h2{font-size:1.55rem;margin:1.8em 0 .6em;padding-top:.2em}
.article h2:first-child{margin-top:0}
.article h3{font-size:1.18rem;margin:1.5em 0 .5em;color:var(--brand-700)}
.article ul{padding-left:0;list-style:none;margin:0 0 1.4em;display:grid;gap:10px}
.article ul li{position:relative;padding-left:1.9em;color:var(--text)}
.article ul li::before{content:"";position:absolute;left:0;top:.55em;width:14px;height:14px;border-radius:4px;
  background:var(--mist-2);border:2px solid var(--brand)}
.article ul li::after{content:"";position:absolute;left:4px;top:.75em;width:6px;height:6px;border-radius:1px;background:var(--brand)}
.article .lead-img{border-radius:16px;border:1px solid var(--line);margin-bottom:28px;width:100%;aspect-ratio:16/7;object-fit:cover}

/* sidebar */
.sidebar{position:sticky;top:100px;display:grid;gap:22px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.side-card.dark{background:var(--ink);color:#fff;border-color:transparent}
.side-card h4{font-size:1rem;margin-bottom:1rem}
.side-card.dark h4{color:#fff}
.side-list{list-style:none;padding:0;margin:0;display:grid;gap:4px}
.side-list a{display:flex;align-items:center;gap:.6em;padding:.6em .7em;border-radius:9px;font-size:.92rem;color:var(--text);transition:.15s}
.side-list a:hover,.side-list a.active{background:var(--mist);color:var(--brand-700)}
.side-list a.active{font-weight:600}
.side-list .ico{color:var(--brand)}
.side-card.dark p{color:#b9c2d2;font-size:.92rem}
.side-contact{display:grid;gap:12px;margin-top:14px}
.side-contact a{display:flex;gap:.6em;align-items:center;color:#dde4ef;font-size:.92rem}
.side-contact a .ico{color:var(--brand)}

/* services list page filter */
.cat-block{margin-bottom:54px}
.cat-block:last-child{margin-bottom:0}
.cat-title{display:flex;align-items:center;gap:.7em;margin-bottom:24px}
.cat-title .tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:#fff;background:var(--brand);padding:.4em .8em;border-radius:7px}
.cat-title h2{font-size:1.5rem;margin:0}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:start}
.info-card{display:flex;gap:1em;padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:16px}
.info-card .ic{width:46px;height:46px;flex:0 0 auto;border-radius:11px;background:var(--mist-2);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center}
.info-card .h{font-family:var(--display);font-weight:600;color:var(--ink);margin-bottom:2px}
.info-card .v{color:var(--muted);font-size:.94rem}
.info-card a.v:hover{color:var(--brand-700)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.86rem;font-weight:600;color:var(--ink);margin-bottom:.45em;font-family:var(--display)}
.field input,.field textarea,.field select{
  width:100%;padding:.85em 1em;border:1px solid var(--line);border-radius:10px;font-family:var(--body);
  font-size:.96rem;color:var(--text);background:var(--mist);transition:.15s
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(101,153,255,.14)}
.field textarea{resize:vertical;min-height:130px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.alert{padding:14px 18px;border-radius:10px;font-size:.94rem;margin-bottom:20px}
.alert-ok{background:#e7f7ee;color:#16794a;border:1px solid #bfe8d0}
.alert-err{background:#fdecec;color:#b42318;border:1px solid #f6cfca}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--ink);color:#9aa6ba;padding:72px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.foot-brand .wordmark{font-family:var(--display);font-weight:700;font-size:1.7rem;color:#fff;letter-spacing:.02em}
.foot-brand .wordmark b{color:var(--brand)}
.foot-brand p{margin:14px 0 0;font-size:.92rem;color:#8b97ab;max-width:34ch}
.foot-col h5{color:#fff;font-family:var(--display);font-size:.95rem;margin-bottom:1.1em;letter-spacing:.02em}
.foot-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.foot-col a{color:#9aa6ba;font-size:.92rem;transition:color .15s}
.foot-col a:hover{color:var(--brand)}
.foot-contact{display:grid;gap:14px}
.foot-contact .row{display:flex;gap:.7em;align-items:flex-start;font-size:.92rem;color:#aab4c6}
.foot-contact .row .ico{color:var(--brand);margin-top:2px}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social a{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:center;color:#cdd5e3;transition:.18s}
.foot-social a:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;
  align-items:center;gap:16px;flex-wrap:wrap;font-size:.85rem;color:#7d8aa0}
.foot-bottom a:hover{color:var(--brand)}

/* whatsapp float */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:80;width:58px;height:58px;border-radius:50%;
  background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 30px -8px rgba(37,211,102,.6);transition:.2s}
.wa-float:hover{transform:scale(1.08)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:980px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-card{max-width:520px}
  .split,.contact-grid,.layout{grid-template-columns:1fr;gap:36px}
  .sidebar{position:static}
  .stats{grid-template-columns:repeat(2,1fr);gap:24px}
  .topbar .tb-item{font-size:.78rem}
  .foot-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:760px){
  .topbar .tb-right{display:none}
  .topbar .tb-item.clock{display:none}
  .topbar .container{height:36px}
  .topbar .tb-left{gap:8px}
  .topbar .tb-item{font-size:.72rem}
  .topbar .tb-item .ico{display:none}
  .menu,.nav-cta .btn{display:none}
  .hamburger{display:flex}
  .nav{min-height:90px;gap:12px;padding:36px 0 12px}
  .brand{flex:0 0 auto;min-width:0}
  .brand img{height:var(--logo-h-m,38px);max-height:var(--logo-h-m,38px);width:auto}
  .menu.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;
    background:#fff;border-bottom:1px solid var(--line);padding:12px;gap:2px;box-shadow:var(--shadow-lg);z-index:70;
    max-height:calc(100vh - 160px);overflow-y:auto;-webkit-overflow-scrolling:touch}
  .menu.open .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    padding-left:14px;min-width:auto;display:none}
  .menu.open > li.exp .dropdown{display:block}
  .wa-float.hide{display:none!important}
  .section{padding:64px 0}
  .cta{padding:36px;flex-direction:column;align-items:flex-start;text-align:left}
  .grid-3,.grid-4,.grid-2,.field-row{grid-template-columns:1fr}
  .hero-inner{padding:64px 0;min-height:auto}
  .container{padding:0 12px}
  .site-footer{padding:48px 0 0}
  .foot-grid{display:flex;flex-direction:column;gap:28px}
  .foot-col h5{margin-bottom:.6em}
  .foot-col ul{gap:8px}
  .foot-contact .row{font-size:.85rem;gap:.5em}
  .foot-contact .row span,.foot-contact .row a{min-width:0;overflow-wrap:break-word;word-break:break-word}
  .foot-bottom{flex-direction:column;text-align:center;gap:8px}
  .wa-float{bottom:16px;right:16px;width:52px;height:52px}
}
body.menu-open{overflow:hidden!important;position:fixed;width:100%;height:100%}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .hero canvas#net{display:none}
}