/* Layout: sticky bar üstte, içerik 1120px kolon; bölümler sol başlık + sağ içerik ızgarası; teknik "servis fişi" detayları mono yazıyla */
:root{
  --bg:#F2F5F7; --surface:#FFFFFF; --ink:#0D1B2A; --muted:#51606E; --line:#D5DDE4;
  --accent:#0B6BCB; --accent-ink:#FFFFFF; --accent-soft:#E3EFFB;
  --signal:#C2410C; --signal-soft:#FDEBDD; --ok:#17734A; --ok-soft:#DFF3E8;
  --f-display:'Bricolage Grotesque','Segoe UI',system-ui,sans-serif;
  --f-body:'Hanken Grotesk','Segoe UI',system-ui,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,Menlo,Consolas,monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0B141C; --surface:#121F2A; --ink:#E8EEF3; --muted:#9AA9B6; --line:#243544;
    --accent:#5AABFF; --accent-ink:#06121C; --accent-soft:#12293D;
    --signal:#FF9158; --signal-soft:#33200F; --ok:#52C98E; --ok-soft:#102A1E; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0B141C; --surface:#121F2A; --ink:#E8EEF3; --muted:#9AA9B6; --line:#243544;
  --accent:#5AABFF; --accent-ink:#06121C; --accent-soft:#12293D;
  --signal:#FF9158; --signal-soft:#33200F; --ok:#52C98E; --ok-soft:#102A1E; color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:16px/1.6 var(--f-body);margin:0;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
img,svg{max-width:100%}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.12;margin:0;text-wrap:balance;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5.5vw,3.9rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:750}
h3{font-size:1.18rem;font-weight:700}
h4{font-size:1.02rem;font-weight:700}
p{margin:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:20px}
.mono{font-family:var(--f-mono);font-size:.82rem;letter-spacing:.02em}
.label{font:600 .74rem/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* header */
.bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line)}
.bar .wrap{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font:800 1.3rem var(--f-display);text-decoration:none;color:var(--ink);letter-spacing:-.02em}
.brand svg{width:30px;height:30px;color:var(--accent)}
.brand b{color:var(--accent);font-weight:800}
nav.main{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
nav.main a{padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
nav.main a:hover{background:var(--accent-soft)}
nav.main a[aria-current="page"]{background:var(--ink);color:var(--bg)}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font:600 .9rem var(--f-body);color:var(--ink);cursor:pointer}
@media (max-width:860px){
  .menu-btn{display:block}
  nav.main{display:none;width:100%;margin:0 0 12px;flex-direction:column}
  nav.main.open{display:flex}
  nav.main a{padding:12px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 20px;border-radius:var(--r);font:700 1rem var(--f-body);text-decoration:none;border:2px solid var(--accent);background:var(--accent);color:var(--accent-ink);cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.sm{padding:9px 14px;font-size:.92rem}
.row{display:flex;gap:12px;flex-wrap:wrap}

/* hero */
.hero{padding-block:56px 40px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero p.lead{font-size:1.18rem;color:var(--muted);max-width:52ch;margin-block:20px 28px}
.hero h1 em{font-style:normal;color:var(--accent)}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}}
.page-head{padding-block:48px 28px}
.page-head p{color:var(--muted);max-width:62ch;margin-top:14px;font-size:1.1rem}
.crumb{margin-bottom:14px}

/* servis fişi */
.ticket{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;position:relative}
.ticket::before,.ticket::after{content:"";position:absolute;top:56px;width:18px;height:18px;border-radius:50%;background:var(--bg);border:1px solid var(--line)}
.ticket::before{left:-10px}.ticket::after{right:-10px}
.ticket header{display:flex;justify-content:space-between;gap:12px;padding-bottom:16px;margin-bottom:14px;border-bottom:2px dashed var(--line)}
.ticket dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:9px 16px}
.ticket dt{color:var(--muted)}
.ticket dd{margin:0;text-align:right}
.tag{display:inline-block;padding:3px 9px;border-radius:99px;font:600 .75rem var(--f-mono);background:var(--ok-soft);color:var(--ok)}
.tag.warn{background:var(--signal-soft);color:var(--signal)}
.tag.blue{background:var(--accent-soft);color:var(--accent)}

/* bölümler */
section.block{padding-block:48px}
section.block.alt{background:var(--surface);border-block:1px solid var(--line)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.sec-head p{color:var(--muted);max-width:56ch;margin-top:10px}
.grid{display:grid;gap:16px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.g3,.g2,.g4{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:10px;min-width:0}
section.alt .card{background:var(--bg)}
.card p{color:var(--muted);font-size:.97rem}
.card .meta{margin-top:auto;padding-top:10px;display:flex;gap:8px;flex-wrap:wrap}
a.card{text-decoration:none;color:inherit}
a.card:hover{border-color:var(--accent)}
.card h3 a{color:inherit;text-decoration:none}
.ico{width:38px;height:38px;color:var(--accent)}

/* model bulucu */
.finder{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px}
.finder h2{font-size:1.5rem;margin-bottom:6px}
.finder p{color:var(--muted);margin-bottom:16px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label{font-weight:600;font-size:.9rem}
input,select,textarea{font:1rem var(--f-body);padding:12px 14px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);width:100%;min-width:0}
textarea{min-height:96px;resize:vertical}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
@media (max-width:600px){.form-grid{grid-template-columns:1fr}}

/* model tabloları */
.series{margin-bottom:44px;scroll-margin-top:90px}
.series-head{display:flex;gap:16px;align-items:baseline;flex-wrap:wrap;margin-bottom:8px}
.series-note{color:var(--muted);max-width:75ch;margin-bottom:16px}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:760px}
th,td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top;font-size:.94rem}
th{font:600 .72rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);background:var(--bg)}
tr:last-child td{border-bottom:0}
td:first-child{font-weight:700;white-space:nowrap}
td .mono{white-space:nowrap}
tr.hide{display:none}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:7px 13px;border-radius:99px;border:1px solid var(--line);background:var(--surface);text-decoration:none;color:var(--ink);font-weight:600;font-size:.9rem}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.toolbar{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin-bottom:28px}
.toolbar .field{flex:1 1 260px;max-width:420px}
.empty{padding:20px;color:var(--muted)}

/* hizmet detayları */
.svc{display:grid;grid-template-columns:240px 1fr;gap:28px;padding-block:28px;border-top:1px solid var(--line);scroll-margin-top:90px}
.svc:first-of-type{border-top:0}
.svc h3{font-size:1.4rem}
.svc .facts{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.svc ul{margin:10px 0 0;padding-left:1.1em;color:var(--muted)}
.svc ul li{margin-bottom:4px}
.svc .cols{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:760px){.svc,.svc .cols{grid-template-columns:1fr}}

/* teşhis aracı */
.diag{display:grid;grid-template-columns:1fr 1.1fr;gap:24px}
@media (max-width:860px){.diag{grid-template-columns:1fr}}
.sym{display:flex;flex-direction:column;gap:8px}
.sym button{text-align:left;padding:13px 16px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);color:var(--ink);font:600 .98rem var(--f-body);cursor:pointer}
.sym button:hover{border-color:var(--accent)}
.sym button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}
.result{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;min-height:260px}
.result dl{display:grid;grid-template-columns:130px 1fr;gap:12px 16px;margin:16px 0 0}
.result dt{color:var(--muted);font-size:.9rem}
.result dd{margin:0}
@media (max-width:480px){.result dl{grid-template-columns:1fr;gap:2px}.result dd{margin-bottom:10px}}

/* süreç */
.steps{counter-reset:s;display:grid;gap:0}
.step{display:grid;grid-template-columns:72px 1fr;gap:16px;padding-block:24px;border-top:1px solid var(--line)}
.step:first-child{border-top:0}
.step .t{font:700 .8rem var(--f-mono);color:var(--accent);padding-top:5px}
.step p{color:var(--muted);margin-top:6px;max-width:70ch}
.compare th:first-child,.compare td:first-child{white-space:normal}
details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:0 20px}
details+details{margin-top:10px}
summary{cursor:pointer;padding:16px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";font:600 1.3rem var(--f-mono);color:var(--accent)}
details[open] summary::after{content:"–"}
details p{padding-bottom:18px;color:var(--muted)}
.note{background:var(--signal-soft);color:var(--ink);border-radius:var(--r);padding:16px 20px;border:1px solid var(--line)}
.note b{color:var(--signal)}
.summary-box{background:var(--bg);border:1px dashed var(--line);border-radius:var(--r);padding:16px;white-space:pre-wrap;font:.88rem/1.6 var(--f-mono);margin-top:14px}

/* footer */
footer{background:var(--ink);color:var(--bg);margin-top:40px;padding-block:44px 28px}
footer a{color:inherit;opacity:.85}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
footer .cols:has(> :nth-child(4)){grid-template-columns:1.4fr 1fr 1fr 1fr}
@media (max-width:860px){footer .cols,footer .cols:has(> :nth-child(4)){grid-template-columns:1fr 1fr}}
@media (max-width:520px){footer .cols,footer .cols:has(> :nth-child(4)){grid-template-columns:1fr}}
footer p.ft{font:600 .74rem var(--f-mono);letter-spacing:.12em;text-transform:uppercase;opacity:.6;margin:0 0 12px}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:7px;font-size:.95rem}
footer .legal{margin-top:32px;padding-top:18px;border-top:1px solid rgba(255,255,255,.18);font-size:.85rem;opacity:.7}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.skip{position:absolute;left:-999px;top:8px;z-index:40;background:var(--accent);color:var(--accent-ink);padding:8px 12px;border-radius:8px;text-decoration:none}
.skip:focus{left:12px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 14px;color:var(--muted);font-size:.92rem}
.crumbs a{color:var(--muted);text-decoration:none;font-weight:600}
.crumbs a:hover{color:var(--accent)}
.crumbs [aria-current="page"]{color:var(--ink);font-weight:700}
.copy{display:flex;flex-direction:column;gap:14px;max-width:68ch}
.page-head .copy{margin-top:16px}
.hero .copy p,.page-head .copy p{margin:0;max-width:none;font-size:1.05rem;color:var(--muted)}
.copy ul,.copy ol{margin:0;padding-left:1.15em;color:var(--muted)}
.copy li+li{margin-top:4px}
.ticket-name{font-family:var(--f-display);font-weight:700;font-size:1.2rem;margin-top:8px}
.finder-row{display:grid;grid-template-columns:1fr 1.4fr auto;gap:16px;align-items:end}
@media (max-width:760px){.finder-row{grid-template-columns:1fr}}
.contact-layout{display:grid;grid-template-columns:1.25fr .85fr;gap:16px;align-items:start}
@media (max-width:860px){.contact-layout{grid-template-columns:1fr}}
summary h3{font-size:1.05rem}
.svc h4{margin-bottom:8px}
.svc .copy{max-width:none}