:root{--ink:#172033;--muted:#667085;--brand:#1264e8;--line:#e5eaf1;--soft:#f6f8fc;--ok:#0f7b4d;--danger:#b42318}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#fff;color:var(--ink)}
a{color:inherit}.lab-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}.lab-nav{max-width:1120px;margin:auto;padding:16px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}.lab-logo{font-size:24px;font-weight:800;text-decoration:none}.lab-logo span{color:var(--brand)}.lab-links{display:flex;gap:18px;align-items:center}.lab-links a{text-decoration:none;color:var(--muted);font-weight:600}.lab-badge{font-size:12px;padding:6px 10px;border-radius:999px;background:#eef4ff;color:#175cd3;font-weight:700}
.lab-main{max-width:1120px;margin:auto;padding:64px 22px 80px}.lab-hero{max-width:780px;margin-bottom:32px}.lab-kicker{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--brand);font-weight:800}.lab-hero h1{font-size:clamp(36px,6vw,64px);line-height:1.02;margin:10px 0 16px}.lab-hero p{font-size:19px;line-height:1.65;color:var(--muted);margin:0}.lab-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,.7fr);gap:24px;align-items:start}
.lab-card{border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 14px 44px rgba(16,24,40,.07);padding:26px}.lab-card h2{margin:0 0 8px;font-size:24px}.lab-card>p{margin:0 0 22px;color:var(--muted);line-height:1.55}.lab-form{display:grid;gap:20px}.drop-input{padding:24px;border:2px dashed #cbd5e1;border-radius:18px;background:var(--soft)}.drop-input input{width:100%}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:grid;gap:7px}.field span{font-size:13px;font-weight:750}.field input,.field select{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:12px 13px;background:white;color:var(--ink);font:inherit}.field small{color:var(--muted);line-height:1.4}.lab-submit{border:0;border-radius:13px;background:var(--brand);color:#fff;padding:14px 18px;font-size:16px;font-weight:800;cursor:pointer}.lab-submit:disabled{opacity:.55;cursor:wait}
.lab-status{display:none;border-radius:13px;padding:12px 14px;font-weight:650}.lab-status.show{display:block}.lab-status.busy{background:#eef4ff;color:#175cd3}.lab-status.error{background:#fff1f0;color:var(--danger)}.lab-status.ok{background:#ecfdf3;color:var(--ok)}.lab-side{display:grid;gap:14px}.lab-note{border:1px solid var(--line);border-radius:18px;padding:18px;background:var(--soft)}.lab-note strong{display:block;margin-bottom:6px}.lab-note p{margin:0;color:var(--muted);line-height:1.55;font-size:14px}.lab-note a{color:var(--brand);font-weight:750}.lab-pills{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.lab-pill{font-size:12px;padding:7px 9px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:700;color:#475467}.lab-footer{border-top:1px solid var(--line);padding:24px 22px;text-align:center;color:var(--muted);font-size:13px}
@media(max-width:800px){.lab-main{padding-top:42px}.lab-grid{grid-template-columns:1fr}.field-grid{grid-template-columns:1fr}.lab-links a:not(.lab-badge){display:none}.lab-card{padding:20px}.lab-hero p{font-size:17px}}
.tool-switcher{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 28px}.tool-switcher a{padding:9px 12px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:#475467;background:#fff;font-size:13px;font-weight:750}.tool-switcher a:hover,.tool-switcher a.active{border-color:#b8cdf7;background:#eef4ff;color:#175cd3}.workflow-stack{display:grid;gap:24px}.workflow-card-label{display:inline-flex;margin-bottom:10px;padding:6px 9px;border-radius:999px;background:#eef4ff;color:#175cd3;font-size:12px;font-weight:800}.workflow-card-secondary{background:linear-gradient(180deg,#fff 0%,#fbfcff 100%)}