:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--color-bg:#060606;--color-surface:#ffffff0a;--color-surface-hover:#ffffff14;--color-border:#ffffff1f;--color-border-hover:#ffffff4d;--color-text:#f0f0f0;--color-text-muted:#f0f0f080;--color-accent:#fff;--color-accent-dim:#ffffff1a;--color-accent-hover:#f0f0f0;--color-accent-foreground:#060606;--color-border-strong:#ffffff80;--shadow-accent:0 4px 24px #ffffff2e;color:var(--color-text);--bg-image:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Zen Old Mincho,Hiragino Mincho ProN,Yu 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0;border:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;padding:8px;display:none}.hamburger span{background:var(--color-text);transform-origin:50%;border-radius:2px;width:100%;height:2px;transition:transform .25s,opacity .25s;display:block}.hamburger.is-open span:first-child{transform:translateY(7px)rotate(45deg)}.hamburger.is-open span:nth-child(2){opacity:0;transform:scaleX(0)}.hamburger.is-open span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.mobile-menu{border:1px solid var(--color-border);-webkit-backdrop-filter:blur(12px);opacity:0;pointer-events:none;background:#0c0c0ceb;border-radius:8px;min-width:180px;transition:opacity .2s,transform .2s;display:none;position:absolute;top:calc(100% + .5rem);right:0;overflow:hidden;transform:translateY(-6px)}.mobile-menu.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}.mobile-menu-link{color:var(--color-text);padding:.875rem 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svg{fill:currentColor;width:100%;height:100%}.btn-hero-download-label{font-size:1.3rem;font-weight:700}.btn-hero-download-meta{opacity:.5;font-family:monospace;font-size:.8rem}.hero-download-hint{opacity:.8;margin-top:.75rem;font-size:.85rem}.release-info{flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;margin-bottom:2.5rem;font-size:.95rem;display:flex}.release-version{background:var(--color-accent-dim);color:var(--color-accent);border:1px solid #fff3;border-radius:20px;padding:.25rem .75rem;font-family:monospace;font-weight:600}.release-date{color:var(--color-text-muted)}.release-link{color:var(--color-text-muted);text-decoration:none;transition:color .2s}.release-link:hover{color:var(--color-text);text-decoration:underline}.platforms{text-align:left;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:1.5rem;margin-bottom:3rem;display:grid}.platform-card{border:1px solid var(--color-border);background:#0c0c0cd1;border-radius:10px;padding:1.5rem;transition:border-color .2s,background .2s}@supports ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){.platform-card{background:var(--color-surface);-webkit-backdrop-filter:blur(8px)}}.platform-card:hover{border-color:var(--color-border-hover);background:var(--color-surface-hover)}.platform-current{background:var(--color-surface-hover);border-color:#ffffff38}.platform-header{border-bottom:1px solid var(--color-border);align-items:center;gap:.75rem;margin-bottom:1rem;padding-bottom:.75rem;display:flex}.platform-icon{justify-content:center;align-items:center;width:1.5rem;height:1.5rem;display:flex}.platform-icon svg{fill:currentColor;width:100%;height:100%}.platform-name{flex:1;font-size:1.25rem;font-weight:600}.platform-badge{background:var(--color-accent-dim);color:var(--color-accent);border:1px solid #ffffff26;border-radius:12px;padding:.2rem 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.download-icon{opacity:1}.web-version{border-top:1px solid var(--color-border);margin-top:2rem;padding-top:2rem}.web-version p{color:var(--color-text-muted);margin-bottom:1rem;font-size:.95rem}.loading{color:var(--color-text-muted);flex-direction:column;align-items:center;gap:1rem;padding:3rem 0;display:flex}.loading-spinner{border:2px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.error-card{background:#b43c3c14;border:1px solid #b43c3c40;border-radius:10px;max-width:500px;margin:0 auto;padding:2rem}.error-card p{margin-bottom:1rem}.error-detail{opacity:.7;font-family:monospace;font-size:.85rem}@media (width<=1024px){.features{grid-template-columns:1fr;gap:1.5rem}.feature-card{grid-row:span 1;grid-template-rows:auto}}@media (width<=768px){#app{padding:1rem}.hero{padding:5rem 1rem 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1.25rem;font-size:.95rem}.feature-card{padding:1.25rem}.feature-icon{font-size:1.5rem}.feature-card h3{font-size:1rem}.feature-card p{font-size:.85rem;line-height:1.7}.platform-card{padding:1.25rem}.btn-hero-download{width:100%;padding:.875rem 1.5rem}.btn-hero-download-label{font-size:1rem}}@media (hover:none) and (pointer:coarse){.btn,.download-item{min-height:44px}.back-link{align-items:center;min-height:44px;padding:.5rem 0;display:inline-flex}}