:root{
  --bg:#faf8f3; --surface:#fff; --ink:#1d2623; --muted:#5f6b67; --line:#e4dfd3;
  --brand:#1f3a34; --brand-ink:#fff; --accent:#c9962b; --ok:#2e7d4f; --err:#b3261e;
  --radius:14px; --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(31,58,52,.08);
}
@media (prefers-color-scheme:dark){
  :root{--bg:#101614; --surface:#18211e; --ink:#eef1ee; --muted:#9aa8a3; --line:#2a3632;
    --brand:#e9c46a; --brand-ink:#1a1a14; --accent:#e9c46a; --ok:#6cc58f; --err:#f2837c;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.3);}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:inherit}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;font-family:Georgia,"Times New Roman",serif;font-weight:700}
h1{font-size:clamp(2.2rem,6vw,4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3.5vw,2.2rem)}
h3{font-size:1.1rem}
.muted{color:var(--muted)} .center{text-align:center}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.hp{position:absolute;left:-9999px;opacity:0}

.nav{display:flex;justify-content:space-between;align-items:center;padding:14px max(16px,calc((100% - 1080px)/2));position:sticky;top:0;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:5}
.nav nav{display:flex;gap:18px;align-items:center}
.nav nav a:not(.btn){text-decoration:none;color:var(--muted);font-size:.95rem}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;text-decoration:none}

.btn{display:inline-block;border:0;cursor:pointer;background:var(--brand);color:var(--brand-ink);padding:12px 22px;border-radius:999px;font:600 1rem/1 inherit;text-decoration:none;text-align:center}
.btn:hover{filter:brightness(1.1)} .btn:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.btn-sm{padding:9px 16px;font-size:.9rem} .btn-lg{padding:16px 30px;font-size:1.1rem}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn[disabled],.btn.disabled{opacity:.5;pointer-events:none}

.hero{text-align:center;padding:clamp(56px,10vw,120px) 16px 56px;max-width:860px;margin:0 auto}
.eyebrow{color:var(--accent);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.8rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:620px;margin:0 auto 28px}
.cta{display:flex;flex-direction:column;align-items:center;gap:12px}

.section{max-width:1080px;margin:0 auto;padding:56px 16px}
.section>h2{text-align:center;margin-bottom:28px}
.steps{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;padding:0;margin:0}
.steps li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.steps b{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--brand);color:var(--brand-ink);margin-bottom:12px}
.steps p{margin:0;color:var(--muted)}

.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:24px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:10px;position:relative}
.plan.featured{border:2px solid var(--accent);box-shadow:var(--shadow)}
.plan .tag{position:absolute;top:-12px;right:18px;background:var(--accent);color:#1a1a14;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:999px}
.price{font:700 2.2rem Georgia,serif} .price small{font:400 .95rem system-ui;color:var(--muted)}
.plan ul{margin:6px 0 14px;padding-left:1.1em;color:var(--muted);flex:1} .plan li{margin:4px 0}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(20px,4vw,40px);max-width:640px;margin:0 auto}
.wizard-wrap{padding-top:24px}
.card h2{text-align:center}

.progress{display:flex;list-style:none;padding:0;margin:18px 0 24px;counter-reset:s;gap:6px}
.progress li{flex:1;text-align:center;font-size:.8rem;color:var(--muted);border-top:4px solid var(--line);padding-top:6px;counter-increment:s}
.progress li::before{content:counter(s) ". "}
.progress li.done{border-color:var(--accent);color:var(--ink)} .progress li.cur{border-color:var(--brand);color:var(--ink);font-weight:700}

fieldset{border:0;padding:0;margin:0;display:grid;gap:16px}
fieldset[hidden]{display:none}
label{display:grid;gap:6px;font-weight:600;font-size:.92rem}
.opt{font-weight:400;color:var(--muted)}
input:not([type=checkbox]),select{width:100%;font:inherit;font-weight:400;padding:11px 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink)}
input.invalid,select.invalid{border-color:var(--err)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.row{grid-template-columns:1fr}.nav nav a:not(.btn){display:none}}
.hint{font-weight:400;color:var(--muted)} .hint.ok{color:var(--ok)} .hint.bad{color:var(--err)}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400}
.check input{margin-top:4px;width:18px;height:18px;flex:none}

.meter{height:5px;border-radius:3px;background:var(--line);overflow:hidden}
.meter i{display:block;height:100%;width:0;background:var(--err);transition:width .2s,background .2s}

.shep{display:grid;grid-template-columns:1.2fr 1fr auto;gap:8px;margin-bottom:8px}
.shep button{background:none;border:0;color:var(--muted);font-size:1.3rem;cursor:pointer}
@media(max-width:520px){.shep{grid-template-columns:1fr auto}.shep input:nth-child(2){grid-column:1}}

.picker{display:grid;gap:10px}
.opt-plan{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:12px;padding:14px;cursor:pointer;font-weight:400}
.opt-plan:has(input:checked){border:2px solid var(--brand);padding:13px}
.opt-plan input{margin-top:5px}
.opt-plan b{display:block}

.alert{background:color-mix(in srgb,var(--err) 12%,transparent);border:1px solid var(--err);color:var(--err);padding:10px 14px;border-radius:10px;margin-bottom:16px;font-size:.92rem}
.actions{display:flex;justify-content:space-between;gap:12px;margin-top:24px}
.actions.left{justify-content:flex-start;margin:10px 0}

.tick{width:56px;height:56px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:1.8rem;margin:0 auto 12px}
#success{text-align:left} #success h2,#success>p:first-of-type{text-align:center}
.passkey{background:var(--bg);border:1px dashed var(--accent);border-radius:12px;padding:18px;margin:20px 0}
.passkey p{margin:0 0 10px;font-size:.92rem}
.passkey code{display:block;text-align:center;font:700 1.5rem ui-monospace,Consolas,monospace;letter-spacing:.08em;padding:12px;background:var(--surface);border-radius:8px;user-select:all;overflow-wrap:anywhere}
#openApp{display:block;margin:20px 0 8px}
.todo{padding-left:1.2em;color:var(--muted)}
.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;max-width:1080px;margin:0 auto;padding:32px 16px;border-top:1px solid var(--line);font-size:.9rem}