:root{
  --ink:#0f172a;--muted:#475569;--bg:#f8fafc;--surface:#fff;--line:#e2e8f0;
  --accent:#0f766e;--accent-2:#0d9488;--accent-soft:#ccfbf1;--warn:#b45309;--warn-soft:#fef3c7;
  --danger:#b91c1c;--radius:14px;--shadow:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-text-size-adjust:100%}
html[data-lang="en"] [data-l="tr"],html[data-lang="tr"] [data-l="en"]{display:none!important}
[hidden]{display:none!important}
a{color:var(--accent)}
img,svg,canvas{max-width:100%}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
:focus-visible{outline:3px solid #0ea5e9;outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

/* header */
header.top{position:sticky;top:0;z-index:50;background:rgba(248,250,252,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:16px;min-height:60px}
.brand{font-weight:800;font-size:1.25rem;letter-spacing:-.02em;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}
.brand svg{width:26px;height:26px}
nav.main{margin-left:auto;display:flex;gap:18px;align-items:center}
nav.main a{color:var(--muted);text-decoration:none;font-weight:600;font-size:.95rem}
nav.main a:hover{color:var(--ink)}
.langsw{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:#fff}
.langsw button{border:0;background:transparent;padding:6px 12px;font:inherit;font-size:.85rem;font-weight:700;color:var(--muted);cursor:pointer;min-height:36px}
.langsw button[aria-pressed="true"]{background:var(--ink);color:#fff}
@media(max-width:640px){nav.main a.hide-s{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:#fff;color:var(--ink);font:inherit;font-weight:700;font-size:.95rem;padding:10px 16px;border-radius:10px;cursor:pointer;text-decoration:none;min-height:44px;transition:transform .08s,background .15s,border-color .15s}
.btn:hover{border-color:#94a3b8}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#115e59}
.btn.dark{background:var(--ink);border-color:var(--ink);color:#fff}
.btn.sm{min-height:38px;padding:6px 12px;font-size:.88rem}
.btn[aria-pressed="true"],.btn.on{background:var(--accent-soft);border-color:var(--accent);color:#134e4a}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* hero */
.hero{padding:56px 0 40px;background:
  linear-gradient(rgba(15,118,110,.06) 1px,transparent 1px) 0 0/28px 28px,
  linear-gradient(90deg,rgba(15,118,110,.06) 1px,transparent 1px) 0 0/28px 28px,var(--bg)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.1;letter-spacing:-.03em;margin:0 0 16px}
.hero p.lead{font-size:1.15rem;color:var(--muted);margin:0 0 24px;max-width:36em}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 0;padding:0;list-style:none}
.chips li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:.88rem;font-weight:600;color:#134e4a}
.hero figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:12px}
.hero figcaption{font-size:.8rem;color:var(--muted);padding:8px 4px 0}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}

section{padding:56px 0}
section h2{font-size:clamp(1.5rem,3.5vw,2.1rem);letter-spacing:-.02em;margin:0 0 8px;line-height:1.2}
section p.sub{color:var(--muted);margin:0 0 28px;max-width:44em}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:860px){.grid3{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card h3{margin:0 0 6px;font-size:1.1rem}
.card p{margin:0;color:var(--muted)}
.step-n{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;font-weight:800;margin-bottom:10px}

/* tool */
#arac{background:#fff;border-block:1px solid var(--line)}
.tool{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);overflow:hidden}
.drop{display:grid;place-items:center;text-align:center;padding:48px 20px;border:2px dashed #94a3b8;border-radius:var(--radius);background:#fff;margin:16px;cursor:pointer;transition:border-color .15s,background .15s}
.drop.over{border-color:var(--accent);background:var(--accent-soft)}
.drop strong{font-size:1.15rem;display:block;margin-bottom:4px}
.drop span.s{color:var(--muted);font-size:.92rem}
.drop input{position:absolute;width:1px;height:1px;opacity:0}
.workspace{display:none;grid-template-columns:minmax(0,1fr) 340px;gap:0}
.workspace.on{display:grid}
@media(max-width:960px){.workspace.on{grid-template-columns:1fr}}
.viewer-col{min-width:0;border-right:1px solid var(--line)}
@media(max-width:960px){.viewer-col{border-right:0;border-bottom:1px solid var(--line)}}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;padding:10px;background:#fff;border-bottom:1px solid var(--line);align-items:center}
.toolbar .sp{flex:1}
.toolbar .lbl{font-size:.85rem;color:var(--muted);font-weight:600;padding:0 4px}
.stage{overflow:auto;max-height:72vh;min-height:300px;background:#cbd5e1;position:relative;overscroll-behavior:contain}
.cwrap{position:relative;margin:12px auto;width:max-content;box-shadow:0 4px 18px rgba(15,23,42,.25);background:#fff}
.cwrap canvas{display:block}
#ov{position:absolute;left:0;top:0;cursor:crosshair;touch-action:manipulation}
#ov.pan{cursor:default}
.hint{padding:10px 14px;background:var(--warn-soft);color:#78350f;font-size:.92rem;border-bottom:1px solid #fde68a}
.hint.ok{background:var(--accent-soft);color:#134e4a;border-color:#99f6e4}
.hint a{color:inherit;font-weight:700}
.side{padding:14px;background:#fff;display:flex;flex-direction:column;gap:14px;min-width:0}
.side h3{margin:0;font-size:1rem}
.box{border:1px solid var(--line);border-radius:12px;padding:12px;background:var(--bg)}
.box.plain{background:#fff}
.rooms{width:100%;border-collapse:collapse;font-size:.9rem}
.rooms th{font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);text-align:left;padding:4px 4px}
.rooms td{padding:4px;border-top:1px solid var(--line);vertical-align:middle}
.rooms input[type=text]{width:100%;min-width:70px;border:1px solid transparent;background:transparent;font:inherit;padding:6px;border-radius:6px}
.rooms input[type=text]:hover,.rooms input[type=text]:focus{border-color:var(--line);background:#fff}
.rooms tr.sel{background:var(--accent-soft)}
.rooms .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.rooms .x{border:0;background:transparent;cursor:pointer;color:var(--danger);font-size:1.1rem;min-width:36px;min-height:36px;border-radius:8px}
.rooms .x:hover{background:#fee2e2}
.total{display:flex;justify-content:space-between;align-items:baseline;font-weight:800;font-size:1.15rem;padding-top:8px;border-top:2px solid var(--ink);margin-top:6px}
.total small{font-weight:600;color:var(--muted);font-size:.8rem}
.empty{color:var(--muted);font-size:.9rem;margin:0}
label.f{display:block;font-size:.85rem;font-weight:600;color:var(--muted);margin-bottom:4px}
input.t,select.t{width:100%;font:inherit;padding:9px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;min-height:42px}
.row{display:flex;gap:8px;align-items:end}
.row>*{flex:1;min-width:0}
details summary{cursor:pointer;font-weight:700;font-size:.92rem;padding:4px 0}
.planline{font-size:.88rem;color:var(--muted)}
.planline b{color:var(--ink)}
dialog{border:0;border-radius:var(--radius);box-shadow:0 20px 60px rgba(15,23,42,.35);padding:22px;width:min(420px,calc(100% - 32px))}
dialog::backdrop{background:rgba(15,23,42,.5)}
dialog h3{margin:0 0 12px}
.dlg-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}
.disclaim{font-size:.85rem;color:var(--muted);margin:12px 0 0}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:stretch}
@media(max-width:860px){.price-grid{grid-template-columns:1fr}}
.plan{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.plan.pro{border:2px solid var(--accent)}
.plan h3{margin:0}
.plan .amt{font-size:2.4rem;font-weight:800;letter-spacing:-.03em;margin:8px 0}
.plan .amt small{font-size:.95rem;font-weight:600;color:var(--muted)}
.plan ul{padding-left:18px;margin:12px 0 20px;color:var(--muted);flex:1}
.plan ul li{margin:4px 0}
.plan .btn{width:100%}
.fine{font-size:.85rem;color:var(--muted);margin-top:14px}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:10px}
.faq details p{margin:8px 0 0;color:var(--muted)}

footer{padding:32px 0 48px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}
footer a{color:var(--muted)}

/* legal pages */
.doc{max-width:760px;padding:40px 0 64px}
.doc h1{font-size:2rem;letter-spacing:-.02em;margin:0 0 4px}
.doc h2{font-size:1.2rem;margin:28px 0 6px}
.doc p,.doc li{color:#334155}
.doc .upd{color:var(--muted);font-size:.9rem}
.note{background:var(--warn-soft);border:1px solid #fde68a;border-radius:12px;padding:12px 14px;color:#78350f}
.ok-box{background:var(--accent-soft);border:1px solid #99f6e4;border-radius:12px;padding:14px;color:#134e4a}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;z-index:200;max-width:calc(100% - 32px);font-size:.92rem}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}