:root{--bg:#f6f7fb;--sf:#fff;--ink:#12142b;--mut:#5b607a;--ln:#dfe2ee;--a:#4f46e5;--b:#0ea5a4;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);color-scheme:light}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0d0f1e;--sf:#161933;--ink:#eceefb;--mut:#9ba0c2;--ln:#2a2e52;--a:#8b85ff;--b:#2dd4cf;color-scheme:dark}}
:root[data-theme=dark]{--bg:#0d0f1e;--sf:#161933;--ink:#eceefb;--mut:#9ba0c2;--ln:#2a2e52;--a:#8b85ff;--b:#2dd4cf;color-scheme:dark}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,Segoe UI,Roboto,sans-serif}
h1,h2,h3{line-height:1.15;margin:0 0 .5em}a{color:inherit}:focus-visible{outline:3px solid var(--b);outline-offset:2px}
.w{max-width:1120px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:5;background:var(--bg);border-bottom:1px solid var(--ln)}
.bar{display:flex;align-items:center;gap:12px;min-height:62px;flex-wrap:wrap}
.logo{font-weight:800;font-size:18px;text-decoration:none}
nav{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap;align-items:center}nav a{padding:7px 9px;border-radius:8px;text-decoration:none;color:var(--mut);font-size:14px}nav a:hover{background:var(--sf);color:var(--ink)}
#mb{display:none;margin-left:auto}@media(max-width:960px){#mb{display:block}nav{display:none;width:100%;flex-direction:column;align-items:stretch;margin:0 0 10px}nav.o{display:flex}}
.btn,button{font:inherit;border:1px solid var(--ln);background:var(--sf);color:var(--ink);border-radius:10px;padding:9px 15px;cursor:pointer;font-weight:600;text-decoration:none;display:inline-block}
.btn.p,button.p{background:linear-gradient(135deg,var(--a),var(--b));color:#fff;border:0}
.hero{padding:48px 0 24px}.hero h1{font-size:clamp(32px,5vw,54px);letter-spacing:-.02em}.hero p{color:var(--mut);font-size:18px;max-width:56ch}
input,select,textarea{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--ln);background:var(--bg);color:var(--ink);font:inherit}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.chip{padding:6px 14px;border:1px solid var(--ln);border-radius:99px;text-decoration:none;font-size:14px;background:var(--sf)}.chip.on{background:var(--ink);color:var(--bg)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{background:var(--sf);border:1px solid var(--ln);border-radius:14px;padding:16px;text-decoration:none;display:flex;flex-direction:column;gap:6px;min-height:140px}.card:hover{border-color:var(--a)}.card h3{font-size:16px;margin:0}.card p{margin:0;color:var(--mut);font-size:14px;flex:1}.card b{color:var(--a);font-size:14px}
section{padding:30px 0}.mut{color:var(--mut)}
.slot{min-height:100px;margin:18px 0;text-align:center}
.wsg{display:grid;grid-template-columns:minmax(260px,380px) 1fr;gap:22px;align-items:start}@media(max-width:860px){.wsg{grid-template-columns:1fr}}
.panel{background:var(--sf);border:1px solid var(--ln);border-radius:16px;padding:18px}.panel label{display:block;font-weight:600;font-size:14px;margin:12px 0 4px}.panel label.c{display:flex;gap:8px;font-weight:400}.panel label.c input{width:auto}
.err{color:#dc2626;font-size:13px}.bad{border-color:#dc2626}
.tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.paper{background:#fffdf8;color:#1c1c28;border-radius:6px;padding:22px;font:15px/1.65 Georgia,serif;min-height:380px;box-shadow:0 8px 20px -12px #0006}.paper h3{font-size:19px}.paper h4{margin:16px 0 4px}.paper p{margin:0 0 10px}
details{border-bottom:1px solid var(--ln);padding:12px 0}summary{font-weight:600;cursor:pointer}
footer{border-top:1px solid var(--ln);margin-top:30px;padding:26px 0;color:var(--mut);font-size:14px}footer a{margin-right:14px}
.crumb{font-size:14px;color:var(--mut);margin:14px 0}.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:9px 15px;border-radius:9px;opacity:0;transition:opacity .2s}.toast.on{opacity:1}
@media print{header,footer,.crumb,.panel,.tools,.slot,.noprint,.toast{display:none!important}body{background:#fff}.paper{box-shadow:none;padding:0}.wsg{display:block}}