:root{--bg:#f6f7fb;--card:#fff;--ink:#0f172a;--muted:#5b6478;--line:#e3e7f0;--accent:#4f46e5;--accent-d:#4338ca;--tint:#eef0ff;--ok:#15803d;--ok-d:#116932;--err-bg:#fdecec;--err:#a4262c;--r:18px;--shadow:0 10px 40px rgba(30,40,90,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;border-radius:8px;z-index:9}
.site-header{background:rgba(255,255,255,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.logo-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,#6366f1,#4338ca);display:grid;place-items:center}
.nav{display:flex;gap:22px}
.nav a{color:var(--muted);text-decoration:none;font-weight:500;font-size:.95rem}
.nav a:hover,.nav a[aria-current]{color:var(--ink)}
.site-footer{background:#0f172a;color:#aab3c7;margin-top:80px;padding:40px 0 28px;font-size:.92rem}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:flex-start}
.site-footer a{color:#dbe1f0;text-decoration:none}.site-footer a:hover{text-decoration:underline}
.foot-links{display:flex;gap:20px;flex-wrap:wrap}
.copy{width:100%;border-top:1px solid #243049;padding-top:18px;margin:0}
.hero{background:radial-gradient(900px 340px at 50% -80px,#dfe3ff 0,transparent 70%);text-align:center;padding:56px 0 8px}
h1{font-size:clamp(2.1rem,5.5vw,3.3rem);line-height:1.1;margin:0 0 14px;letter-spacing:-.03em}
.lead{color:var(--muted);font-size:1.15rem;max-width:620px;margin:0 auto 32px}
.error{background:var(--err-bg);color:var(--err);border-radius:12px;padding:12px 16px;margin:0 auto 16px;max-width:820px;text-align:left}
.tool{max-width:820px;margin:0 auto}
.dropzone{background:var(--card);border:2px dashed #b4bdf0;border-radius:28px;padding:60px 24px;box-shadow:var(--shadow);transition:.15s;cursor:pointer}
.dropzone:hover,.dropzone:focus-visible{border-color:var(--accent);outline:none}
.dropzone.dragover{border-color:var(--accent);background:var(--tint);transform:scale(1.01)}
.drop-icon{color:var(--accent);background:var(--tint);border-radius:50%;padding:14px;width:72px;height:72px}
.drop-title{font-size:1.5rem;font-weight:700;margin:14px 0 0}
.drop-or{color:var(--muted);margin:4px 0 12px}
.drop-hint{color:var(--muted);font-size:.9rem;margin:16px 0 0}
.loading{color:var(--muted)}
.panel{background:var(--card);border-radius:var(--r);padding:24px;box-shadow:var(--shadow);text-align:left}
.previews{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:24px}
.preview{margin:0}
figcaption{font-weight:700;margin-bottom:8px}
.img-box{background:repeating-conic-gradient(#eef0f6 0 25%,#fff 0 50%) 0 0/16px 16px;border:1px solid var(--line);border-radius:12px;height:240px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.img-box img{max-width:100%;max-height:100%;object-fit:contain}
.meta{color:var(--muted);font-size:.9rem;margin:8px 0 0}
.controls{display:flex;flex-direction:column;gap:16px;border-top:1px solid var(--line);padding-top:20px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;font-size:.92rem;font-weight:600}
.field.disabled{opacity:.45}
input[type=number],select{font:inherit;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);width:100%}
input[type=range]{width:100%;margin-top:8px;accent-color:var(--accent)}
.check{display:flex;align-items:center;gap:8px}.check input{width:18px;height:18px;accent-color:var(--accent)}
input:focus-visible,select:focus-visible,.btn:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid #b7bcff;outline-offset:2px}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{font:inherit;font-weight:700;border:0;border-radius:12px;padding:12px 24px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;transition:.15s}
[hidden]{display:none!important}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 14px rgba(79,70,229,.35)}.btn-primary:hover{background:var(--accent-d)}
.btn-success{background:var(--ok);color:#fff}.btn-success:hover{background:var(--ok-d)}
.btn-ghost{background:#fff;color:var(--muted);border:1px solid var(--line)}.btn-ghost:hover{background:#f1f3f8}
.btn:disabled{opacity:.6;cursor:wait}
.privacy{display:inline-flex;gap:8px;align-items:center;background:#e9f7ee;color:#14532d;border-radius:999px;padding:8px 18px;font-size:.92rem;margin:28px auto 0}
section.block{padding:72px 0 0}
h2{font-size:clamp(1.6rem,3.5vw,2.1rem);letter-spacing:-.02em;margin:0 0 12px;text-align:center}
.sub{color:var(--muted);text-align:center;max-width:600px;margin:0 auto 36px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.card h3{margin:12px 0 6px;font-size:1.08rem}.card p{margin:0;color:var(--muted);font-size:.95rem}
.ico{width:44px;height:44px;border-radius:12px;background:var(--tint);display:grid;place-items:center;font-size:1.25rem}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.steps li{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.steps li::before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;margin-bottom:12px}
.steps h3{margin:0 0 6px;font-size:1.08rem}.steps p{margin:0;color:var(--muted);font-size:.95rem}
.faq{max-width:760px;margin:0 auto}
details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:12px}
summary{cursor:pointer;font-weight:700}details p{color:var(--muted);margin:10px 0 0}
.page-head{background:radial-gradient(900px 260px at 50% -80px,#dfe3ff 0,transparent 70%);text-align:center;padding:56px 0 24px}
.page-head h1{font-size:clamp(2rem,5vw,2.8rem)}.page-head p{color:var(--muted);margin:0}
.doc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:36px;box-shadow:var(--shadow)}
.doc h2{text-align:left;font-size:1.3rem;margin:32px 0 8px}.doc h2:first-child{margin-top:0}
.doc p,.doc li{color:#2b3550}.doc ul{padding-left:22px}
@media (max-width:640px){
 .nav{gap:14px}.nav a{font-size:.88rem}
 .row{grid-template-columns:1fr}.actions .btn{flex:1 1 100%}
 .dropzone{padding:40px 16px}.img-box{height:200px}.doc{padding:22px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---- multi-tool additions ---- */
.tool-card{display:block;text-decoration:none;color:inherit;transition:.15s}
.tool-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.tool-card h3{color:var(--ink)}
.group-title{margin:40px 0 16px;font-size:1.25rem;text-align:left}
.foot-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:28px;width:100%}
.foot-cols h4{color:#fff;margin:0 0 10px;font-size:.95rem}
.foot-cols a{display:block;padding:3px 0}
.items{list-style:none;padding:0;margin:0 0 20px;display:flex;flex-direction:column;gap:12px}
.item{border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-align:left}
.item-head{display:flex;justify-content:space-between;gap:12px;align-items:center}
.item-head strong{overflow-wrap:anywhere;flex:1}
.item-head span{color:var(--muted);font-size:.88rem;white-space:nowrap}
.x{border:0;background:none;font-size:1.4rem;line-height:1;cursor:pointer;color:var(--muted)}
.status{font-size:.9rem;color:var(--muted);margin-top:6px}.status:empty{display:none}.status.bad{color:var(--err)}
.res{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:10px}.res:empty{display:none}
.rcard{margin:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.rcard img{width:100%;height:130px;object-fit:contain;display:block;background:repeating-conic-gradient(#eef0f6 0 25%,#fff 0 50%) 0 0/14px 14px}
.rcard figcaption{padding:8px 10px;display:flex;flex-direction:column;gap:4px;font-size:.85rem;font-weight:500;margin:0;overflow-wrap:anywhere}
.rcard small{color:var(--muted);font-weight:400}
.btn-sm{padding:7px 12px;font-size:.85rem;border-radius:9px}
.stagecanvas{display:block;max-width:100%;height:auto;margin:0 auto 4px;border-radius:10px;border:1px solid var(--line);touch-action:none;cursor:crosshair;background:#fff}
.canvas-wrap{overflow:auto}
.chips{display:flex;flex-wrap:wrap;gap:8px;min-height:36px}
.chip{width:36px;height:36px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);cursor:pointer;padding:0}
.swatch{width:100%;height:72px;border-radius:12px;border:1px solid var(--line)}
.valrow{display:flex;align-items:center;gap:10px}
.valrow code{flex:1;background:#f3f4f9;padding:8px 12px;border-radius:8px;font-size:.95rem}
.opts{border-top:0;padding-top:0;margin-bottom:20px}
input[type=text]{font:inherit;padding:11px 12px;border:1px solid var(--line);border-radius:10px;width:100%}
input[type=color]{width:100%;height:44px;padding:4px;border:1px solid var(--line);border-radius:10px;background:#fff}
.privacy{flex-wrap:wrap;justify-content:center}
.lead a,.sub a{font-weight:600}
@media (max-width:640px){.foot-cols{grid-template-columns:1fr 1fr}.nav{gap:12px}}