:root { --ink:#1a1a1a; --green:#16a34a; --muted:#6b7280; --line:#e4e4e7; --bg:#fafafa; }
* { box-sizing:border-box; }
body { margin:0; font:16px/1.5 -apple-system,Segoe UI,Roboto,sans-serif; color:var(--ink); background:var(--bg); }
.wrap { max-width:640px; margin:0 auto; padding:24px 18px 64px; }
.brand { font-weight:700; letter-spacing:.04em; font-size:13px; color:var(--muted); text-transform:uppercase; }
h1 { font-size:28px; margin:8px 0 6px; }
.sub { color:var(--muted); margin:0 0 18px; }
.progress { height:8px; background:var(--line); border-radius:6px; overflow:hidden; }
.progress > div { height:100%; width:0; background:var(--green); transition:width .3s; }
.progress-label { font-size:13px; color:var(--muted); margin:6px 0 18px; }
.item { background:#fff; border:1px solid var(--line); border-radius:12px; margin-bottom:12px; overflow:hidden; }
.item-head { display:flex; align-items:center; gap:12px; padding:16px; cursor:pointer; }
.item-head .ic { font-size:20px; }
.item-head .ttl { font-weight:600; flex:1; }
.dot { width:22px; height:22px; border-radius:50%; border:2px solid var(--green); flex:0 0 auto; }
.dot.done { background:var(--green); position:relative; }
.dot.done::after { content:"✓"; color:#fff; font-size:13px; position:absolute; inset:0; display:flex; align-items:center; justify-content:center; }
.item-body { padding:0 16px 16px; border-top:1px solid var(--line); display:none; }
.item.open .item-body { display:block; }
.intro { background:#f0fdf4; border:1px solid #bbf7d0; border-radius:8px; padding:10px 12px; margin:14px 0; font-size:14px; }
ol.steps { padding-left:20px; } ol.steps li { margin:6px 0; }
.shot { width:100%; border:1px solid var(--line); border-radius:8px; margin:8px 0; }
label.fld { display:block; font-size:14px; margin:12px 0 4px; }
input[type=text] { width:100%; padding:10px 12px; border:1px solid var(--line); border-radius:8px; font-size:15px; }
.confirm { display:flex; align-items:center; gap:8px; margin-top:14px; font-weight:600; }
.markdone { margin-top:14px; background:var(--green); color:#fff; border:0; border-radius:8px; padding:10px 16px; font-weight:600; cursor:pointer; }
.ft { position:sticky; bottom:0; background:linear-gradient(180deg,transparent,var(--bg) 30%); padding-top:16px; text-align:center; }
#submitBtn { background:var(--ink); color:#fff; border:0; border-radius:10px; padding:14px 28px; font-size:16px; font-weight:600; cursor:pointer; }
#submitBtn:disabled { opacity:.4; cursor:not-allowed; }
.help { display:block; margin-top:12px; color:var(--muted); font-size:14px; }
.state { text-align:center; padding:60px 20px; }