@font-face {
  font-family: '2045alphabet';
  src: url('https://ec2045.github.io/2045font/2045alphabet.otf') format('opentype');
  font-display: swap;
}


:root{
  --bg:#f8fafc;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --accent:#2563eb;
  --accent2:#0ea5e9;
  --soft:#eff6ff;
  --soft2:#f1f5f9;
}
*{box-sizing:border-box}
body{margin:0;font-family:'2045alphabet', 'Segoe UI',sans-serif;background:linear-gradient(180deg,#f8fafc 0%,#eef2ff 100%);color:var(--text)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:24px}
.hero{padding:24px 0 12px;text-align:center}
.hero h1{margin:0;font-size:clamp(2rem,4vw,3rem);letter-spacing:.02em}
.hero p{margin:.6rem 0 0;color:var(--muted)}
.nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:18px 0 28px}
.nav a{padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;box-shadow:0 2px 12px rgba(15,23,42,.05);font-weight:700;color:#334155}
.nav a.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1100px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid rgba(226,232,240,.9);border-radius:20px;box-shadow:0 10px 30px rgba(15,23,42,.06);padding:18px}
h2,h3{margin-top:0}
small,.muted{color:var(--muted)}
input,select,textarea,button{font:inherit}
input,select,textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:#fff;outline:none
}
textarea{min-height:160px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(37,99,235,.08)}
.btnrow{display:flex;flex-wrap:wrap;gap:8px}
button{
  padding:11px 14px;border:1px solid var(--line);border-radius:14px;background:#fff;cursor:pointer;font-weight:700
}
button.primary{background:var(--accent);border-color:var(--accent);color:#fff}
button.soft{background:var(--soft);border-color:#dbeafe;color:#1d4ed8}
button.danger{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:var(--soft2);border:1px solid var(--line);font-size:.78rem;font-weight:700;color:#334155}
.kpi{padding:14px;border-radius:16px;background:linear-gradient(180deg,#fff,#f8fafc);border:1px solid var(--line)}
.kpi strong{display:block;font-size:1.4rem}
.list{display:grid;gap:12px}
.item{padding:14px;border:1px solid var(--line);border-radius:16px;background:#fff}
.item:hover{border-color:#bfdbfe;background:#f8fbff}
.lang{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;letter-spacing:.03em}
.mutedbox{background:#f8fafc;border:1px dashed #cbd5e1;border-radius:16px;padding:14px}
.footer{padding:30px 0 18px;text-align:center;color:#94a3b8;font-size:.82rem}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.row > *{flex:1 1 0}
.row.tight > *{flex:0 0 auto}
.sep{height:1px;background:var(--line);margin:14px 0}
.badge{display:inline-block;padding:3px 8px;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-size:.75rem;font-weight:700}
.score{font-size:1.05rem;font-weight:800}
.big{font-size:1.3rem;font-weight:800}
.center{text-align:center}
.mode-card{transition:transform .15s ease, border-color .15s ease, box-shadow .15s ease}
.mode-card:hover{transform:translateY(-1px)}
.mode-card.active{border-color:var(--accent);box-shadow:0 10px 25px rgba(37,99,235,.12)}