:root{
  --bg:#f6f9fc;--panel:#ffffff;--panel-soft:#f8fbff;--text:#172033;--muted:#52627a;--border:#dbe6f3;--blue:#2563eb;--blue2:#3b82f6;--green:#16a34a;--amber:#b7791f;--shadow:0 18px 45px rgba(15,23,42,.08);--radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:linear-gradient(180deg,#f8fbff 0%,#f2f6fb 42%,#eef5fb 100%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.55}.wrap{width:min(1140px,calc(100% - 32px));margin:0 auto}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:26px 0 18px}.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none;font-weight:900;font-size:1.18rem}.brand-mark{width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,#4f46e5,#2563eb);box-shadow:0 10px 24px rgba(37,99,235,.22)}.nav{display:flex;gap:10px;align-items:center}.nav a,.tab{color:#25324a;text-decoration:none;font-weight:800;border-radius:999px;padding:10px 14px}.nav a:hover,.nav .active,.tab:hover,.tab.active{background:#eaf2ff;color:#1d4ed8}.hero{background:linear-gradient(135deg,#fff,#f7fbff);border:1px solid var(--border);border-radius:28px;box-shadow:var(--shadow);padding:30px;margin:0 0 18px}.hero h1{font-size:clamp(2rem,4vw,3.05rem);line-height:1.03;margin:8px 0 8px;letter-spacing:-.06em}.hero p{max-width:860px}.muted{color:var(--muted)}.pill,.badge{display:inline-flex;align-items:center;width:max-content;border-radius:999px;padding:7px 12px;font-weight:900;font-size:.82rem}.pill.blue{background:#eaf2ff;color:#1d4ed8}.badge{background:#e9fff1;color:#14783b;border:1px solid #c8f5d8}.badge.future{background:#fff4db;color:#9a6500;border-color:#f3dfb5}.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0 28px}.card{display:block;background:var(--panel);border:1px solid var(--border);border-radius:20px;padding:18px;color:var(--text);text-decoration:none;box-shadow:0 12px 30px rgba(15,23,42,.05);transition:.18s transform,.18s box-shadow,.18s border-color;min-height:150px}.card:hover{transform:translateY(-2px);border-color:#b9cef3;box-shadow:var(--shadow)}.card h2{font-size:1.14rem;margin:10px 0 6px}.card-title{display:flex;justify-content:space-between;gap:12px}.arrow{font-size:1.4rem;color:var(--blue);font-weight:900}.meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.meta span{font-size:.82rem;font-weight:800;color:#315377;background:#eef6ff;border:1px solid #d9ebff;border-radius:999px;padding:5px 9px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);padding:20px}.tool-grid{display:grid;grid-template-columns:minmax(330px,1fr) minmax(330px,1fr);gap:16px;align-items:start}.output-panel{position:sticky;top:16px}.field label{display:block;font-weight:900;margin:14px 0 7px}.field textarea{width:100%;min-height:150px;resize:vertical;border:1px solid var(--border);border-radius:16px;background:#fbfdff;color:var(--text);padding:13px 14px;font:inherit;outline:none}.field textarea:focus{border-color:#93b5ff;box-shadow:0 0 0 4px rgba(37,99,235,.08)}.checks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:10px}.checks label{border:1px solid var(--border);background:#fbfdff;border-radius:14px;padding:10px 11px;display:flex;gap:9px;align-items:center;font-weight:800;color:#263953}.checks input{width:18px;height:18px;accent-color:var(--blue)}.buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.btn,button{border:0;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;font-weight:900;padding:12px 15px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn.secondary,button.secondary{background:#eaf2ff;color:#1d4ed8}.btn.ghost,button.ghost{background:#fff;color:#1d4ed8;border:1px solid #cfe0ff}button:disabled{opacity:.62;cursor:not-allowed}.status{color:var(--muted);font-weight:700;min-height:24px;margin:4px 0 10px}.status.ok{color:var(--green)}.status.error{color:#b91c1c}.output{width:100%;min-height:640px;resize:vertical;border:1px solid var(--border);border-radius:16px;background:#fbfdff;color:var(--text);padding:14px;font:inherit;line-height:1.65;outline:none}.footer{color:var(--muted);text-align:center;padding:22px}.small{font-size:.92rem}.simple-list{margin:10px 0 0;padding-left:20px;color:var(--muted)}@media(max-width:860px){.topbar{align-items:flex-start;flex-direction:column}.grid,.tool-grid,.checks{grid-template-columns:1fr}.output-panel{position:static}.nav{flex-wrap:wrap}.hero{padding:24px}}