:root{--bg:hsl(38 33% 92%);--panel:hsl(40 40% 98%);--text:hsl(32 18% 10%);--muted:hsl(31 11% 36%);--line:hsl(35 22% 78%);--accent:hsl(159 33% 28%);--accent-soft:hsl(150 23% 91%);--danger:hsl(5 60% 42%)}*{box-sizing:border-box}html{font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}body{margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.shell{min-height:100vh}.topbar{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--panel) 88%,transparent);position:-webkit-sticky;position:sticky;top:0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.brand{font-size:1.25rem;font-weight:700}.nav{display:flex;gap:16px;flex-wrap:wrap}main{max-width:1120px;margin:0 auto;padding:48px 24px 80px}.hero{display:grid;grid-template-columns:1.4fr 1fr;grid-gap:24px;gap:24px;align-items:start}.landing-hero{align-items:stretch}.signup-hero{grid-template-columns:1fr 1.1fr}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:20px}.card{padding:28px}.inset-card{background:color-mix(in srgb,var(--accent-soft) 52%,var(--panel))}.kicker{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.8rem}.h1{font-size:clamp(2.8rem,5vw,5rem);line-height:.94;margin:12px 0 20px}.lead{color:var(--muted);font-size:1.05rem;line-height:1.6}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:999px;border:1px solid var(--accent);background:var(--accent);color:var(--panel);font-weight:600;cursor:pointer}.button.secondary{background:transparent;color:var(--accent)}.button:disabled{opacity:.7;cursor:progress}.grid3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin-top:16px}.metric{padding:18px}.metric strong{display:block;font-size:1.8rem}.list{margin:0;padding-left:18px;color:var(--muted);line-height:1.7}.stack{display:grid;grid-gap:16px;gap:16px}.stack.compact{gap:10px}.stack.spacious{gap:20px}.page-title{font-size:clamp(2rem,4vw,3rem);margin:0 0 12px}.page-copy{color:var(--muted);max-width:760px;line-height:1.7}.section-block{margin-top:24px}.section-heading{max-width:760px}.section-title{font-size:clamp(1.8rem,4vw,2.7rem);margin:10px 0}.form{gap:18px}.field-row{display:grid;grid-gap:14px;gap:14px}.two-up{grid-template-columns:repeat(2,minmax(0,1fr))}.field{display:grid;grid-gap:8px;gap:8px;color:var(--text)}.field span{font-weight:600}.field input,.field select,.field textarea{width:100%;min-height:48px;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:var(--panel);color:var(--text)}.field textarea{min-height:132px;resize:vertical}.checkbox-row{display:flex;gap:12px;align-items:flex-start;color:var(--muted)}.checkbox-row input{margin-top:3px}.form-error{margin:0;color:var(--danger)}small.muted{color:var(--muted)}@media (max-width:840px){.grid3,.hero,.two-up{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column;gap:12px}main{padding-inline:18px}}