:root{
  --bg:#ffffff;
  --text:#111827;
  --muted:#6B7280;
  --line:#E5E7EB;

  --brand:#1F6F43;
  --brand2:#165234;

  --warn-bg:#FEF3C7;
  --warn-text:#92400E;

  --danger:#B91C1C;
  --danger-bg:#FEF2F2;

  --shadow2: 0 6px 18px rgba(17,24,39,.08);
  --max: 980px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:24px 18px 44px}

.topbar{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.topbar .wrap{max-width:var(--max);margin:0 auto;padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:900}
.logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,rgba(31,111,67,.95),rgba(22,82,52,.95));box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.brand small{display:block;margin-top:2px;font-weight:650;color:var(--muted)}
.navlinks{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.pill{
  padding:8px 12px;border:1px solid var(--line);
  border-radius:999px;background:#fff;color:var(--muted);
  font-weight:800;font-size:13px;
}
.pill:hover{color:var(--text);border-color:#D1D5DB}
.pill.active{color:var(--brand);border-color:rgba(31,111,67,.25);background:rgba(31,111,67,.06)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 14px;border-radius:10px;font-size:13.5px;font-weight:900;
  border:1px solid var(--line);background:#fff;box-shadow:0 8px 16px rgba(17,24,39,.08);
}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--brand);color:#fff;border-color:rgba(31,111,67,.35)}
.btn.primary:hover{background:var(--brand2)}
.btn.ghost{background:#fff;color:var(--brand);border-color:rgba(31,111,67,.25);box-shadow:none}
.btn.small{padding:8px 12px;font-size:13px;box-shadow:none}

.card{
  border:1px solid var(--line);border-radius:16px;background:#fff;
  box-shadow:var(--shadow2);padding:18px;
}
h1{margin:0 0 8px;font-size:26px;letter-spacing:-.2px}
h2{margin:0;font-size:18px;letter-spacing:-.1px}
.lead{margin:0;color:var(--muted);line-height:1.75;font-size:14.5px}
.muted{color:var(--muted)}

.notice{
  margin-top:12px;border-radius:12px;padding:12px 14px;
  background:var(--warn-bg);color:var(--warn-text);
  border:1px solid rgba(146,64,14,.18);line-height:1.6;font-size:14px;
}
.danger{
  margin-top:12px;border-radius:12px;padding:12px 14px;
  background:var(--danger-bg);color:var(--danger);
  border:1px dashed rgba(185,28,28,.35);line-height:1.6;font-size:13.5px;
}

.grid2{display:grid;grid-template-columns:1.15fr .85fr;gap:14px;align-items:start}
@media(max-width:900px){.grid2{grid-template-columns:1fr}}

.section-title{
  margin:22px 0 12px;display:flex;align-items:flex-end;justify-content:space-between;
  gap:10px;flex-wrap:wrap
}
.section-title p{margin:0;color:var(--muted);font-size:13px}

.timeline{border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow2)}
.step{display:grid;grid-template-columns:60px 1fr;padding:16px 14px;border-top:1px solid var(--line)}
.step:first-child{border-top:none}
.dotwrap{position:relative;display:flex;justify-content:center}
.dotwrap::after{content:"";position:absolute;top:34px;bottom:-16px;width:2px;background:var(--line);border-radius:2px}
.step:last-child .dotwrap::after{display:none}
.dot{width:34px;height:34px;border-radius:999px;display:grid;place-items:center;font-weight:900;color:#fff;background:var(--brand)}
.step h3{margin:0 0 6px;font-size:16px}
.step p{margin:0;color:var(--muted);line-height:1.75;font-size:14px}
.hint{margin-top:10px;padding:10px 12px;border-radius:12px;background:#F3F4F6;border:1px dashed #D1D5DB;color:#374151;font-size:13px;line-height:1.6}

.table{
  width:100%;border-collapse:collapse;border:1px solid var(--line);
  border-radius:16px;overflow:hidden;background:#fff;box-shadow:var(--shadow2)
}
.table th,.table td{padding:12px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:13.5px}
.table th{color:var(--muted);font-size:12.5px;text-transform:uppercase;letter-spacing:.3px}
.table tr:last-child td{border-bottom:none}

.footer{margin-top:22px;border-top:1px solid var(--line);padding-top:16px;color:var(--muted);font-size:13px}
.footergrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:900px){.footergrid{grid-template-columns:1fr}}
.copyright{text-align:center;margin-top:12px;color:#9CA3AF;font-size:12.5px}