:root{color-scheme:dark;--bg:#080c0d;--surface:#101718;--surface-2:#151f20;--line:#263536;--text:#edf5ed;--muted:#9daf9f;--green:#69e487;--green-dark:#173c22}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 50% -20%,#24472d 0,transparent 42%),var(--bg);color:var(--text);font:16px/1.55 Inter,Segoe UI,system-ui,sans-serif}
.hero{border-bottom:1px solid var(--line);background:linear-gradient(180deg,#112319cc,#0a1010cc)}
.hero-inner,.download-shell,footer{width:min(1120px,calc(100% - 32px));margin:auto}
.hero-inner{padding:64px 0 52px}
.eyebrow{margin:0 0 8px;color:var(--green);font-size:.78rem;font-weight:800;letter-spacing:.24em}
h1{margin:0;font-size:clamp(2.3rem,7vw,4.8rem);line-height:1;letter-spacing:-.045em}
.lede{max-width:620px;margin:18px 0 0;color:#c3d1c4;font-size:1.12rem}
.download-shell{padding:36px 0 64px}
.download-tabs{display:flex;gap:8px;overflow:auto;padding:4px 0 18px}
.download-tabs button{border:1px solid var(--line);border-radius:999px;background:#0d1415;color:var(--muted);padding:10px 20px;white-space:nowrap;font:inherit;font-weight:700;cursor:pointer}
.download-tabs button[aria-selected=true]{border-color:#56c874;background:var(--green-dark);color:var(--text);box-shadow:0 0 0 1px #56c87455}
.download-tabs button:focus-visible,.download-button:focus-visible{outline:3px solid #a5f5b8;outline-offset:3px}
.download-panel{display:grid;gap:14px;animation:reveal .18s ease-out}
.download-panel[hidden]{display:none!important}
.download-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,auto);gap:24px;align-items:center;padding:24px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(135deg,var(--surface),#0d1314);box-shadow:0 14px 32px #0003}
.card-heading{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
h2{margin:0;font-size:1.28rem}
.version{border:1px solid #35503b;border-radius:999px;background:#14251a;color:#aef1bc;padding:3px 9px;font-size:.78rem;font-weight:700}
.metadata{display:flex;gap:14px;flex-wrap:wrap;margin-top:7px;color:var(--muted);font-size:.86rem}
.metadata span+span:before{content:"•";margin-right:14px;color:#536255}
.description{max-width:720px;margin:16px 0 0;color:#c9d5ca}
.download-actions{display:flex;flex-direction:column;gap:8px;min-width:220px}
.download-button{display:flex;justify-content:space-between;gap:18px;border:1px solid #5ddb79;border-radius:10px;background:#173c22;color:#effff2;padding:11px 14px;text-decoration:none;font-weight:750;transition:transform .15s,background .15s}
.download-button:hover{background:#20512d;transform:translateY(-1px)}
.unavailable,.empty-tab,.empty-page{color:var(--muted)}
.empty-tab,.empty-page{padding:48px 24px;border:1px dashed var(--line);border-radius:16px;text-align:center;background:#0c1212}
.empty-tab p,.empty-page p{margin:.5rem 0 0}
footer{display:flex;justify-content:space-between;gap:20px;padding:24px 0 40px;border-top:1px solid var(--line);color:#718174;font-size:.82rem}
@keyframes reveal{from{opacity:.45;transform:translateY(4px)}to{opacity:1;transform:none}}
@media(max-width:700px){.hero-inner{padding:44px 0 38px}.download-shell{padding-top:24px}.download-card{grid-template-columns:1fr;padding:19px}.download-actions{min-width:0}footer{flex-direction:column}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}