/* Düzen: açık kurumsal zemin + tek koyu "NetCube ürünleri" bandı; hero'da CSS küp ve net CTA, altta 3 adımlı süreç ve tek form. */
:root{
  --bg:#F4F4F2; --surface:#FFFFFF; --ink:#15181E; --muted:#555B66; --line:#DCDDDA;
  --accent:#1F4DB8; --accent-ink:#FFFFFF; --accent-soft:#E4EAF8;
  --ok:#1E8A57; --warn:#B26B00;
  --band:#E6ECF8; --band-surface:#FFFFFF; --band-ink:#15181E; --band-muted:#555B66; --band-line:#C8D3EC; --band-accent:#1F4DB8;
  color-scheme:light;
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--f-body);margin:0}
.wrap{max-width:1120px;margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);line-height:1.1;margin:0;text-wrap:balance;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,6vw,4.2rem);font-weight:700}
h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:700}
h3{font-size:1.2rem;font-weight:600}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.eyebrow{font:500 .78rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
section{padding-block:clamp(56px,9vw,104px)}
.lead{color:var(--muted);font-size:1.12rem;max-width:62ch}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--bg)}
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font:700 1.25rem var(--f-display);text-decoration:none}
.logo img{height:40px;width:auto;display:block}
nav{display:flex;gap:4px 18px;flex-wrap:wrap;font-size:.92rem}
nav a{text-decoration:none;color:var(--muted);padding:6px 0}
nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--accent-ink);font:600 .98rem var(--f-body);padding:13px 22px;border-radius:6px;text-decoration:none;border:0;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--accent);filter:none}
.btn.sm{padding:9px 16px;font-size:.9rem}

/* hero */
.hero{padding-top:clamp(40px,7vw,88px)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{margin-top:22px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.proof{display:flex;gap:10px 28px;flex-wrap:wrap;margin-top:36px;font:500 .8rem var(--f-mono);color:var(--muted);letter-spacing:.04em}
.proof span::before{content:"";display:inline-block;width:7px;height:7px;background:var(--accent);margin-right:8px;vertical-align:1px}


/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:8px}
.about-grid>*{min-width:0}
.about-grid h2{margin:14px 0 20px}
.about-grid p+p{margin-top:14px;color:var(--muted)}
.vm{display:grid;gap:20px}
.vm div{border-top:1px solid var(--line);padding-top:16px}
.vm h3{margin-bottom:6px}
.vm p{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chips span{font:500 .8rem var(--f-mono);padding:6px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:var(--surface)}

/* services */
.sv-head{display:grid;gap:14px;margin-bottom:40px}
.sv{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.sv article{background:var(--surface);padding:26px 22px;display:flex;flex-direction:column;gap:10px;min-width:0}
.sv article:hover{background:var(--accent-soft)}
.sv article.wide{grid-column:1/-1}
.sv small{font:500 .72rem var(--f-mono);letter-spacing:.1em;color:var(--accent);text-transform:uppercase}
.sv p{color:var(--muted);font-size:.92rem}

/* process */
.proc{background:var(--surface);border-block:1px solid var(--line)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px;counter-reset:s}
.steps li{list-style:none;counter-increment:s;position:relative;padding-top:54px;min-width:0}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:38px;height:38px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font:700 1rem var(--f-display);display:grid;place-items:center}
.steps li::after{content:"";position:absolute;top:19px;left:50px;right:-14px;border-top:1.5px dashed var(--line)}
.steps li:last-child::after{display:none}
.steps h3{margin-bottom:6px}
.steps p{color:var(--muted)}
.steps{padding:0;margin-bottom:0}

/* netcube band */
.band{background:var(--band);color:var(--band-ink)}
.band .lead,.band p{color:var(--band-muted)}
.band .eyebrow{color:var(--band-accent)}
.nc-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.nc-head>div{max-width:60ch}
.nc-head h2{margin:14px 0 14px}
.band .btn{background:var(--accent);color:var(--accent-ink)}
.band{border-block:1px solid var(--band-line)}

/* brands */
.brands{padding-block:clamp(40px,6vw,64px);border-block:1px solid var(--line);background:var(--surface)}
.brands-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:28px}
.brands-row span{background:var(--surface);padding:22px 12px;text-align:center;font:700 1.2rem var(--f-display);letter-spacing:.02em;color:var(--muted)}
.brands-row span.more{font:500 .82rem var(--f-mono);letter-spacing:.08em;text-transform:uppercase}
.brands p.note{margin-top:14px;font-size:.84rem;color:var(--muted)}

/* stat-ease + team */
.two{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.two>*{min-width:0}
.two h2{margin:14px 0 16px}
.two p{color:var(--muted)}
.two .btn{margin-top:22px}
.team{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:28px;max-width:640px}
.person{display:flex;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);padding:16px;border-radius:6px}
.av{flex:none;width:54px;height:54px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font:700 1.1rem var(--f-display)}
.person b{display:block;font-weight:600}
.person span{color:var(--muted);font-size:.9rem}

/* contact */
.contact{background:var(--surface);border-top:1px solid var(--line)}
.ct{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px}
.ct>*{min-width:0}
.ct h2{margin:14px 0 16px}
dl{margin:28px 0 0;display:grid;gap:16px}
dt{font:500 .74rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
dd{margin:2px 0 0;overflow-wrap:anywhere}
form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form .full{grid-column:1/-1}
label{display:grid;gap:6px;font-size:.86rem;font-weight:500;color:var(--muted)}
input,select,textarea{font:400 1rem var(--f-body);color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:6px;padding:11px 12px;width:100%;min-width:0}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px var(--accent-soft)}
textarea{min-height:110px;resize:vertical}
.consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.84rem}
.consent input{width:auto;margin-top:3px}
#note{font-size:.9rem;color:var(--accent);min-height:1.4em}

footer{padding-block:28px;border-top:1px solid var(--line);color:var(--muted);font-size:.86rem}
footer .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

@media (max-width:960px){
  .hero-grid,.about-grid,.two,.ct{grid-template-columns:1fr;gap:36px}
  .sv{grid-template-columns:repeat(2,1fr)}
  }
@media (max-width:620px){
  .sv,.steps,form{grid-template-columns:1fr}
  .steps li::after{display:none}
  nav{display:none}
}
button:disabled{opacity:.6;cursor:wait}
#note.err{color:#B3261E}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.nc-logo{display:block;height:44px;width:auto;margin-bottom:18px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* --- v2: teknolojik hero --- */
.hero{position:relative;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:44px 44px;opacity:.55;-webkit-mask-image:radial-gradient(ellipse 80% 90% at 70% 40%,#000 25%,transparent 75%);mask-image:radial-gradient(ellipse 80% 90% at 70% 40%,#000 25%,transparent 75%)}
#net{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 28px 56px -32px rgba(21,48,122,.35);overflow:hidden}
.panel-h{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);font:500 .78rem var(--f-mono);letter-spacing:.06em}
.live{display:flex;align-items:center;gap:8px;text-transform:uppercase;color:var(--ink)}
.live i{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 color-mix(in srgb,var(--ok) 50%,transparent);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 7px transparent}100%{box-shadow:0 0 0 0 transparent}}
.ex{color:var(--muted);text-transform:uppercase}
.rows{list-style:none;margin:0;padding:6px 18px}
.rows li{display:grid;grid-template-columns:1fr auto 84px;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.rows li:last-child{border-bottom:0}
.rows span{color:var(--muted)}
.rows .v{font:500 .86rem var(--f-mono);font-variant-numeric:tabular-nums}
.rows em{font:500 .68rem var(--f-mono);font-style:normal;letter-spacing:.06em;text-align:center;padding:4px 6px;border-radius:4px}
.rows em.ok{color:var(--ok);background:color-mix(in srgb,var(--ok) 12%,var(--surface))}
.rows em.warn{color:var(--warn);background:color-mix(in srgb,var(--warn) 14%,var(--surface))}
.spark{padding:12px 18px 16px;border-top:1px solid var(--line);background:color-mix(in srgb,var(--accent-soft) 45%,var(--surface))}
.spark-h{display:flex;justify-content:space-between;font:500 .72rem var(--f-mono);color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}
.spark svg{display:block;width:100%;height:64px}

/* --- v2: bento ürünler --- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.bt{background:var(--band-surface);border:1px solid var(--band-line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;min-width:0;transition:border-color .2s,box-shadow .2s}
.bt:hover{border-color:var(--accent);box-shadow:0 18px 40px -26px rgba(21,48,122,.45)}
.bt-noc{grid-column:span 4}
.bt-vms,.bt-cmp,.bt-air,.bt-spot{grid-column:span 2}
.bt-mate{grid-column:1/-1}
.bt-txt{padding:24px 24px 20px;display:flex;flex-direction:column;gap:8px}
.bt .tag{font:500 .72rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.bt h3{font-size:1.5rem}
.bt p{color:var(--band-muted);font-size:.95rem;max-width:52ch}
.bt .go{font:600 .92rem var(--f-body);color:var(--accent);text-decoration:none;margin-top:4px;width:max-content}
.bt .go:hover{text-decoration:underline}
.bt .pi{width:46px;height:46px;padding:10px;border-radius:10px;background:color-mix(in srgb,var(--acc) 16%,#fff);color:color-mix(in srgb,var(--acc) 62%,#15181E);margin-bottom:4px}
.shot{margin:auto 24px 0;border:1px solid var(--band-line);border-bottom:0;border-radius:10px 10px 0 0;overflow:hidden;background:#fff;height:210px;position:relative}
.bt-noc .shot{height:300px}
.shot .bar{display:flex;gap:6px;align-items:center;height:24px;padding:0 10px;background:#EEF1F8;border-bottom:1px solid var(--band-line);position:relative;z-index:1}
.shot .bar i{width:8px;height:8px;border-radius:50%;background:#C3CBE0}
.shot img{display:block;width:100%;height:calc(100% - 24px);object-fit:cover;object-position:top left;transition:transform .6s cubic-bezier(.2,.7,.2,1);transform-origin:top left}
.bt:hover .shot img{transform:scale(1.05)}
.bt-mate .bt-txt{flex-direction:row;flex-wrap:wrap;align-items:center;gap:6px 20px}
.bt-mate .bt-txt p{flex:1 1 280px}
.bt-mate .pi{margin:0}
.bt-mate h3{font-size:1.25rem}
@media (max-width:960px){
  .bento{grid-template-columns:repeat(2,1fr)}
  .bt-noc,.bt-mate{grid-column:1/-1}
  .bt-vms,.bt-cmp,.bt-air,.bt-spot{grid-column:span 1}
  .bt-noc .shot{height:260px}
}
@media (max-width:620px){
  .bento{grid-template-columns:1fr}
  .bt-vms,.bt-cmp,.bt-air,.bt-spot{grid-column:1/-1}
  .rows li{grid-template-columns:1fr auto;grid-template-areas:"a c" "b c"}
  .rows li span:first-child{grid-area:a}.rows .v{grid-area:b}.rows em{grid-area:c;align-self:center}
  .shot,.bt-noc .shot{height:200px}
}
@media (prefers-reduced-motion:reduce){.live i{animation:none}.shot img{transition:none}.bt:hover .shot img{transform:none}}

/* --- v2: ürün sekmeleri --- */
.tabs{display:flex;gap:4px;padding:8px 10px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--accent-soft) 35%,var(--surface))}
.tab{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;gap:4px;border:0;border-radius:8px;background:transparent;color:var(--muted);padding:8px 2px 7px;font:500 .66rem var(--f-mono);letter-spacing:.02em;cursor:pointer;transition:background .2s,color .2s}
.tab svg{width:20px;height:20px}
.tab:hover{color:var(--ink)}
.tab[aria-selected="true"]{background:var(--surface);color:color-mix(in srgb,var(--acc) 62%,#15181E);box-shadow:0 0 0 1px var(--line)}
.tab[aria-selected="true"] svg{color:color-mix(in srgb,var(--acc) 70%,#15181E)}
#pbody{transition:opacity .18s}
#pbody.swap{opacity:0}
@media (prefers-reduced-motion:reduce){#pbody{transition:none}.tab{transition:none}}

/* 404 */
.nf{min-height:calc(100vh - 190px);display:grid;align-items:center}
.nf-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.nf-grid>*{min-width:0}
.nf h1 em{font-style:normal;color:var(--accent)}
.nf .lead{margin-top:20px}
.nf .cta{margin-top:28px}
.nf-links{list-style:none;margin:36px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 22px;font:500 .84rem var(--f-mono);letter-spacing:.04em}
.nf-links a{color:var(--muted);text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:2px}
.nf-links a:hover{color:var(--accent);border-color:var(--accent)}
.nf-art{position:relative;color:var(--accent);display:grid;place-items:center}
.nf-art svg{width:100%;max-width:340px;height:auto}
.nf-x{stroke:var(--warn)}
.nf-code{position:absolute;bottom:2%;right:4%;font:700 clamp(3rem,8vw,5.5rem)/1 var(--f-display);color:var(--ink);opacity:.9}
@media (max-width:960px){.nf-grid{grid-template-columns:1fr;gap:12px}.nf-art{order:-1;justify-items:start}.nf-art svg{max-width:260px}.nf-code{right:auto;left:210px;bottom:0}}
@media (max-width:620px){.nf-code{left:auto;right:0}}