:root{color-scheme:light;--ink:#152234;--muted:#52647b;--line:#dce5ec;--accent:#087e72;--paper:#f5f8fb;font:16px/1.55 system-ui,"Segoe UI","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);min-height:100vh}a{color:#08695f;text-underline-offset:.2em}a:hover{text-decoration-thickness:2px}button,input{font:inherit}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #31a69a;outline-offset:3px}
.wrap{width:min(1100px,calc(100% - 40px));margin-inline:auto}.top{background:#fff;border-bottom:1px solid var(--line)}.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:750;color:var(--ink);text-decoration:none}.mark{display:grid;place-items:center;background:#0c7067;color:white;border-radius:9px;width:34px;height:34px}.nav-links{display:flex;gap:1.3rem}.nav-links a{color:var(--ink);text-decoration:none;font-weight:600}.nav-links a:hover{text-decoration:underline}
.main{padding:clamp(36px,7vw,86px) 0}.eyebrow{display:inline-block;background:#dff3ef;color:#105c53;font-size:.86rem;font-weight:750;border-radius:100px;padding:.3rem .75rem}.actions{display:flex;flex-wrap:wrap;align-items:center;gap:.8rem;margin-top:1.65rem}.actions form{margin:0}.button{display:inline-block;text-decoration:none;border:1px solid transparent;border-radius:9px;padding:.68rem 1.02rem;font-weight:700;cursor:pointer}.primary{background:#08786c;color:#fff}.primary:hover{background:#096459}.secondary{background:white;color:var(--ink);border-color:#c9d6e1}.secondary:hover{background:#edf4f6}
.card{background:white;border:1px solid var(--line);border-radius:16px;padding:clamp(23px,5vw,45px);box-shadow:0 15px 50px #233c5110;margin:auto}.narrow{max-width:560px}.download{max-width:760px}.card h1{line-height:1.18;font-size:clamp(1.9rem,6vw,3rem);margin:.48em 0 .55em;overflow-wrap:anywhere}.card p{color:var(--muted)}.card label{display:block;margin:1rem 0;font-weight:650}.card input:not([type=hidden]){display:block;width:100%;margin-top:.35rem;border:1px solid #bccbd8;border-radius:8px;padding:.68rem .72rem;background:#f9fbfd;color:var(--ink)}.card p.error{color:#8b2733;background:#fff1f3;border-radius:8px;padding:.65rem .8rem}.details{margin:0}.details div,.release{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;border-bottom:1px solid var(--line);padding:.75rem 0}.details dd{margin:0}.status{display:inline-block;color:#12645a;background:#e1f4ee;border-radius:7px;padding:.2rem .55rem;font-weight:700}.exit{margin-top:1.5rem}.link{padding:0;background:none;border:0;color:#08695f;text-decoration:underline;cursor:pointer}.release{margin:.8rem 0 1.1rem}.release span,.muted{color:var(--muted)}details{margin-top:1.3rem}summary{cursor:pointer;color:#08695f}code{display:block;overflow-wrap:anywhere;margin-top:.5rem;padding:.7rem;border-radius:7px;background:#eff4f8;color:var(--ink)}.footer{color:var(--muted);border-top:1px solid var(--line);padding:1.15rem 0 2rem;font-size:.9rem}
@media(max-width:760px){.nav{min-height:62px}.wrap{width:calc(100% - 30px)}.nav-links{gap:1rem}}

.platform-downloads { max-width: 920px; }
.platform-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.platform-card {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.platform-card:target { border-color: var(--accent); }
.platform-card h2 { margin: 0; font-size: 1.25rem; }
.platform-card p { margin: .4rem 0 .8rem; }
.platform-card .platform-version { color: var(--ink); font-weight: 650; }
.platform-card .platform-date { font-size: .88rem; font-variant-numeric: tabular-nums; }
.platform-card .muted { margin: .8rem 0 0; font-size: .88rem; }
.platform-pending {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 7px;
  background: #edf3f8;
  color: var(--muted);
  font-weight: 650;
}
@media (max-width: 620px) {
  .platform-grid { grid-template-columns: minmax(0, 1fr); }
}