.firmware-history-page{max-width:1120px}
.history-hero{display:flex;align-items:end;justify-content:space-between;gap:24px;padding:16px 0 30px;border-bottom:1px solid var(--line)}
.history-kicker{display:block;color:var(--brand);font-size:12px;font-weight:900;letter-spacing:.11em}
.history-hero h1{margin:8px 0 10px;line-height:1.08}
.history-hero p{max-width:720px;margin:0;color:var(--muted);font-size:16px;line-height:1.65}
.history-hero .btn{flex:0 0 auto}
.history-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:22px 0}
.history-summary article{padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.history-summary span{display:block;color:var(--muted);font-size:13px;font-weight:700}
.history-summary strong{display:block;margin-top:6px;color:var(--brand);font-size:28px;line-height:1}
.history-controls{display:grid;grid-template-columns:260px minmax(0,1fr);gap:8px 16px;align-items:center;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin-bottom:18px}
.history-controls label{font-weight:800}
.history-controls input{width:100%;min-height:42px;padding:9px 12px;border:1px solid var(--line2);border-radius:9px;background:var(--surface2);color:var(--text);font:inherit}
.history-controls input:focus{outline:2px solid color-mix(in srgb,var(--brand) 45%,transparent);outline-offset:2px}
.history-controls p{grid-column:2;margin:0;color:var(--muted);font-size:13px}
.history-list{display:grid;gap:16px}
.history-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden}
.history-card-head{display:flex;align-items:start;justify-content:space-between;gap:18px;padding:20px 20px 16px;border-bottom:1px solid var(--line)}
.history-card h2{margin:4px 0 0;font-size:21px}
.history-card h2 a{color:inherit;text-decoration:none}
.history-card h2 a:hover{text-decoration:underline;text-underline-offset:3px}
.history-key{display:inline-block;color:var(--muted);font-family:var(--mono);font-size:12px}
.history-chip{display:inline-flex;align-items:center;white-space:nowrap;padding:5px 8px;border-radius:999px;background:var(--mint);color:var(--brand2);font-family:var(--mono);font-size:11px;font-weight:800}
.history-notes{margin:9px 0 0;color:var(--muted);font-size:13px;line-height:1.55}
.release-history{list-style:none;padding:0;margin:0}
.release-history li{display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:16px;align-items:start;padding:16px 20px;border-top:1px solid var(--line)}
.release-history li:first-child{border-top:0}
.release-version{font-family:var(--mono);font-weight:900;color:var(--brand)}
.release-date{display:block;margin-top:5px;color:var(--muted);font-size:12px}
.release-notes{margin:0;color:var(--text);font-size:13px;line-height:1.55}
.release-state{padding:4px 7px;border-radius:999px;background:var(--surface2);color:var(--muted);font-size:11px;font-weight:800;white-space:nowrap}
.release-state.available{background:var(--mint);color:var(--brand2)}
.history-empty{padding:34px 20px;border:1px dashed var(--line2);border-radius:var(--radius);text-align:center;color:var(--muted)}
@media(max-width:760px){.history-hero{align-items:start;flex-direction:column}.history-summary{grid-template-columns:1fr}.history-controls{grid-template-columns:1fr}.history-controls p{grid-column:auto}.release-history li{grid-template-columns:1fr;gap:8px}.history-card-head{gap:12px;flex-direction:column}}