:root{--aether-bg:#1E1E1E;--aether-surface:#2A2A2A;--aether-surface-hover:#353535;--aether-border:#3A3A3A;--aether-accent:#4A9EFF;--aether-accent-hover:#6AB8FF;--aether-accent-soft:rgba(74,158,255,0.1);--aether-green:#7CBA3D;--aether-gold:#F0C040;--aether-gold-soft:rgba(240,192,64,0.1);--aether-red:#E81123;--aether-text:#F5F5F5;--aether-text-secondary:#B0B0B0;--aether-text-muted:#888888;--aether-shadow:rgba(0,0,0,0.3);}@media (prefers-color-scheme:light){:root{--aether-bg:#F5F7FA;--aether-surface:#FFFFFF;--aether-surface-hover:#EEF2F7;--aether-border:#D8DEE6;--aether-accent-soft:rgba(74,158,255,0.12);--aether-gold-soft:rgba(240,192,64,0.15);--aether-text:#1E1E1E;--aether-text-secondary:#4A5260;--aether-text-muted:#6A7480;--aether-shadow:rgba(0,0,0,0.08);}}*{margin:0;padding:0;box-sizing:border-box;}body{font-family:-apple-system,'Segoe UI',system-ui,sans-serif;background:var(--aether-bg);color:var(--aether-text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;}a{color:var(--aether-accent);text-decoration:none;}a:hover{color:var(--aether-accent-hover);}img{max-width:100%;height:auto;}.container{max-width:1100px;margin:0 auto;padding:0 1.25rem;width:100%;}.site-header{background:var(--aether-surface);border-bottom:1px solid var(--aether-border);padding:0.75rem 0;position:sticky;top:0;z-index:100;}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;}.header-logo{display:flex;align-items:center;gap:0.5rem;color:var(--aether-text);font-weight:600;font-size:1rem;}.header-logo:hover{color:var(--aether-text);}.header-logo img{height:28px;width:auto;}.header-nav{display:flex;align-items:center;gap:0.25rem;flex-wrap:wrap;}.header-nav a{display:flex;align-items:center;gap:0.35rem;color:var(--aether-text-secondary);padding:0.4rem 0.65rem;border-radius:8px;font-size:0.82rem;font-weight:500;transition:all 0.15s;}.header-nav a:hover{color:var(--aether-text);background:var(--aether-surface-hover);}.header-nav a.active{color:var(--aether-accent);background:var(--aether-accent-soft);}.header-nav img{width:18px;height:18px;border-radius:4px;}.header-spacer{flex:1;}main{flex:1;padding:2rem 0;}.hero{text-align:center;padding:3rem 0 2rem;}.hero h1{font-size:2.2rem;font-weight:700;letter-spacing:-0.5px;margin-bottom:0.75rem;}.hero p{font-size:1.05rem;color:var(--aether-text-secondary);max-width:600px;margin:0 auto 1.5rem;}.hero img.hero-banner{border-radius:16px;border:1px solid var(--aether-border);box-shadow:0 8px 32px var(--aether-shadow);margin-top:1rem;}.panel{background:var(--aether-surface);border:1px solid var(--aether-border);border-radius:16px;padding:1.5rem;transition:all 0.2s;}.panel-hover:hover{border-color:var(--aether-accent);transform:translateY(-3px);box-shadow:0 8px 24px var(--aether-shadow);}.panel a{color:inherit;display:block;}.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem;margin:2rem 0;}@media (max-width:640px){.product-grid{grid-template-columns:1fr;}}.product-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}.product-icon img{width:100%;height:100%;object-fit:contain;}.product-title h3{font-size:1.25rem;font-weight:600;}.product-badge{display:inline-block;background:var(--aether-accent-soft);color:var(--aether-accent);padding:0.15rem 0.65rem;border-radius:12px;font-size:0.65rem;font-weight:600;margin-top:0.2rem;border:1px solid var(--aether-accent-soft);}.product-desc{color:var(--aether-text-secondary);font-size:0.9rem;margin-bottom:1rem;}.chip-group{display:flex;flex-wrap:wrap;gap:0.35rem;margin-bottom:1rem;}.chip{background:var(--aether-surface-hover);padding:0.2rem 0.55rem;border-radius:14px;font-size:0.65rem;font-weight:500;border:1px solid var(--aether-border);color:var(--aether-text-secondary);white-space:nowrap;}.product-footer{display:flex;align-items:center;justify-content:space-between;margin-top:1rem;padding-top:0.75rem;border-top:1px solid var(--aether-border);}.price{font-weight:700;color:var(--aether-accent);}.price-free{color:var(--aether-green);}.arrow-link{color:var(--aether-text-muted);font-size:0.85rem;font-weight:500;}.section-title{text-align:center;margin-bottom:2rem;}.section-title h2{font-size:1.6rem;margin-bottom:0.5rem;}.section-title p{color:var(--aether-text-secondary);font-size:0.9rem;}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2rem 0;}@media (max-width:640px){.feature-grid{grid-template-columns:1fr;}}.feature-card{background:var(--aether-surface);border:1px solid var(--aether-border);border-radius:14px;padding:1.25rem;text-align:center;}.feature-icon{font-size:1.8rem;margin-bottom:0.5rem;}.feature-card h4{font-size:0.95rem;margin-bottom:0.4rem;}.feature-card p{font-size:0.8rem;color:var(--aether-text-secondary);}.btn{display:inline-flex;align-items:center;gap:0.5rem;font-weight:600;font-size:0.88rem;padding:0.65rem 1.4rem;border-radius:40px;border:1px solid transparent;cursor:pointer;transition:all 0.2s;text-decoration:none;white-space:nowrap;}.btn-primary{background:var(--aether-accent);color:white;box-shadow:0 4px 12px var(--aether-accent-soft);}.btn-primary:hover{background:var(--aether-accent-hover);color:white;transform:translateY(-2px);}.btn-outline{background:transparent;color:var(--aether-text);border:1px solid var(--aether-border);}.btn-outline:hover{background:var(--aether-surface-hover);border-color:var(--aether-accent);}.btn-donate{background:var(--aether-gold-soft);color:var(--aether-gold);border:1px solid var(--aether-gold-soft);}.btn-donate:hover{background:var(--aether-gold-soft);filter:brightness(1.2);color:var(--aether-gold);}.btn-group{display:flex;flex-wrap:wrap;gap:0.75rem;justify-content:center;}.donate-section{text-align:center;padding:2rem 1rem;margin:2rem auto;max-width:500px;}.donate-section h3{font-size:1.1rem;margin-bottom:0.5rem;}.donate-section p{font-size:0.85rem;color:var(--aether-text-secondary);margin-bottom:1rem;}.donate-qr{display:inline-block;margin-top:1rem;}.donate-qr img{width:120px;height:120px;border-radius:8px;border:1px solid var(--aether-border);}section{margin:2.5rem 0;}.site-footer{background:var(--aether-surface);border-top:1px solid var(--aether-border);margin-top:auto;padding:2rem 0 1rem;}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.2fr;gap:1.5rem;margin-bottom:1.5rem;}@media (max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}@media (max-width:480px){.footer-grid{grid-template-columns:1fr;text-align:center;}}.footer-brand p{font-size:0.8rem;color:var(--aether-text-muted);}.footer-brand img{height:28px;margin-bottom:0.5rem;}.footer-col h5{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--aether-text-muted);margin-bottom:0.75rem;}.footer-col a{display:block;color:var(--aether-text-secondary);text-decoration:none;font-size:0.82rem;margin-bottom:0.35rem;}.footer-col a:hover{color:var(--aether-accent);}.footer-bottom{text-align:center;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--aether-border);font-size:0.75rem;color:var(--aether-text-muted);}.section-divider{border:0;height:1px;background:var(--aether-border);margin:2rem 0;}.mission-text{font-size:0.95rem;color:var(--aether-text-secondary);line-height:1.7;}.mission-text p{margin-bottom:1rem;}.steps{display:flex;flex-direction:column;gap:0.85rem;}.step{display:flex;align-items:flex-start;gap:1rem;background:var(--aether-surface);border:1px solid var(--aether-border);border-radius:12px;padding:1rem 1.2rem;}.step-num{background:var(--aether-accent);color:white;font-weight:700;font-size:0.85rem;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;}.step-text strong{display:block;margin-bottom:1px;font-size:0.9rem;}.step-text span{color:var(--aether-text-muted);font-size:0.85rem;}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:0.85rem;}.card{background:var(--aether-surface);border:1px solid var(--aether-border);border-radius:12px;padding:1rem 1.1rem;}.card h3{font-size:0.9rem;font-weight:600;margin-bottom:0.4rem;display:flex;gap:0.4rem;}.card p{font-size:0.8rem;color:var(--aether-text-secondary);line-height:1.5;}.lang-pills{display:flex;flex-wrap:wrap;gap:0.5rem;}.lang-pill{background:var(--aether-surface);border:1px solid var(--aether-border);border-radius:16px;padding:0.35rem 0.75rem;font-size:0.85rem;}.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:0.85rem;}.why-card{background:var(--aether-surface);border:1px solid var(--aether-border);border-radius:12px;padding:1.25rem;text-align:center;}.why-card .icon{font-size:1.8rem;margin-bottom:0.5rem;}.why-card h3{font-size:0.95rem;margin-bottom:0.3rem;}.why-card p{font-size:0.8rem;color:var(--aether-text-secondary);}.screenshot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0.75rem;}.screenshot-grid img{width:100%;border-radius:10px;border:1px solid var(--aether-border);transition:transform 0.2s;}.screenshot-grid img:hover{transform:scale(1.02);}.req-list{margin-top:0.5rem;font-size:0.82rem;color:var(--aether-text-muted);}.compact-table{width:100%;border-collapse:collapse;font-size:0.85rem;}.compact-table th,.compact-table td{padding:0.5rem 0.75rem;border-bottom:1px solid var(--aether-border);text-align:left;}.compact-table th{color:var(--aether-text-muted);font-weight:600;text-transform:uppercase;font-size:0.7rem;letter-spacing:0.05em;}.compact-table td{color:var(--aether-text-secondary);}.compact-table .highlight{color:var(--aether-text);font-weight:600;}.faq-item{margin-bottom:1rem;}.faq-question{font-weight:600;margin-bottom:0.2rem;cursor:pointer;color:var(--aether-accent);}.faq-answer{font-size:0.85rem;color:var(--aether-text-secondary);padding-left:0.5rem;}.text-center{text-align:center;}.text-muted{color:var(--aether-text-secondary);}.flex-center{display:flex;align-items:center;justify-content:center;}.gap-1{gap:1rem;}@media (max-width:640px){.header-inner{flex-wrap:wrap;}.header-nav{width:100%;justify-content:center;}.header-nav a{font-size:0.75rem;padding:0.35rem 0.5rem;}.hero h1{font-size:1.6rem;}.hero p{font-size:0.9rem;}}html.dark-mode{--aether-bg:#1E1E1E;--aether-surface:#2A2A2A;--aether-surface-hover:#353535;--aether-border:#3A3A3A;--aether-accent:#4A9EFF;--aether-accent-hover:#6AB8FF;--aether-accent-soft:rgba(74,158,255,0.1);--aether-green:#7CBA3D;--aether-gold:#F0C040;--aether-gold-soft:rgba(240,192,64,0.1);--aether-red:#E81123;--aether-text:#F5F5F5;--aether-text-secondary:#B0B0B0;--aether-text-muted:#888888;--aether-shadow:rgba(0,0,0,0.3);}html.light-mode{--aether-bg:#F5F7FA;--aether-surface:#FFFFFF;--aether-surface-hover:#EEF2F7;--aether-border:#D8DEE6;--aether-accent-soft:rgba(74,158,255,0.12);--aether-gold-soft:rgba(240,192,64,0.15);--aether-text:#1E1E1E;--aether-text-secondary:#4A5260;--aether-text-muted:#6A7480;--aether-shadow:rgba(0,0,0,0.08);}#theme-toggle{width:32px;height:32px;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;line-height:1;flex-shrink:0;}