:root{--brand-blue:#1a56db;--brand-blue-dark:#1442ad;--brand-green:#22c55e;--brand-navy:#0f172a;--bg:#f8fafc;--surface:#fff;--border:#e2e8f0;--text:#0f172a;--text-muted:#475569;--radius:14px;--shadow:0 1px 3px #0f172a0f, 0 8px 24px #0f172a0f;--max-width:1080px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.55}a{color:inherit}img{max-width:100%;display:block}.wrap{max-width:var(--max-width);margin:0 auto;padding:0 24px}.site-header{z-index:20;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);background:#f8fafcd9;position:sticky;top:0}.site-header-inner{max-width:var(--max-width);justify-content:space-between;align-items:center;margin:0 auto;padding:14px 24px;display:flex}.brand{color:var(--text);white-space:nowrap;flex-shrink:0;align-items:center;gap:10px;font-size:1.05rem;font-weight:700;text-decoration:none;display:flex}.main-nav{flex-wrap:wrap;justify-content:flex-end}.brand img{width:auto;height:30px}.main-nav{align-items:center;gap:4px;display:flex}.main-nav a{color:var(--text-muted);border-radius:8px;padding:8px 12px;font-size:.92rem;font-weight:600;text-decoration:none}.main-nav a:hover{color:var(--text);background:#0f172a0d}.main-nav a.cta{background:var(--brand-blue);color:#fff}.main-nav a.cta:hover{background:var(--brand-blue-dark);color:#fff}.hero{text-align:center;padding:88px 0 64px}.hero-logo{width:auto;height:84px;margin:0 auto 28px}.hero h1{letter-spacing:-.02em;margin:0 0 16px;font-size:clamp(2rem,4vw,3rem)}.hero p.tagline{color:var(--text-muted);max-width:620px;margin:0 auto 36px;font-size:1.15rem}.hero-actions{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}.btn{cursor:pointer;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:13px 24px;font-size:.98rem;font-weight:700;text-decoration:none;display:inline-flex}.btn-primary{background:var(--brand-blue);color:#fff}.btn-primary:hover{background:var(--brand-blue-dark)}.btn-secondary{color:var(--text);border-color:var(--border);background:#fff}.btn-secondary:hover{border-color:#cbd5e1}.btn-donate{color:#fff;background:#ff5e5b}.btn-donate:hover{background:#f13f3c}.btn-block{justify-content:center;width:100%}.hero-meta{color:var(--text-muted);margin-top:14px;font-size:.85rem}.about-copy{max-width:720px;color:var(--text-muted);flex-direction:column;gap:18px;font-size:1.05rem;display:flex}.section{padding:64px 0}.section-alt{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.section-header{text-align:center;max-width:620px;margin:0 auto 44px}.section-header h2{letter-spacing:-.01em;margin:0 0 12px;font-size:clamp(1.6rem,3vw,2.1rem)}.section-header p{color:var(--text-muted);margin:0}.feature-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.feature-card h3{margin:0 0 8px;font-size:1.05rem}.feature-card p{color:var(--text-muted);margin:0;font-size:.94rem}.download-card{background:linear-gradient(135deg, var(--brand-navy), #1e293b);color:#fff;text-align:center;border-radius:20px;padding:48px}.download-card h2{margin:0 0 12px;font-size:clamp(1.5rem,3vw,2rem)}.download-card p{color:#cbd5e1;max-width:520px;margin:0 auto 28px}.download-specs{color:#94a3b8;flex-wrap:wrap;justify-content:center;gap:24px;margin-top:20px;font-size:.85rem;display:flex}.donate-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);text-align:center;max-width:560px;margin:0 auto;padding:40px}.donate-card p{color:var(--text-muted);margin:0 0 24px}.site-footer{border-top:1px solid var(--border);text-align:center;color:var(--text-muted);padding:32px 0;font-size:.88rem}.site-footer a{color:var(--brand-blue);font-weight:600;text-decoration:none}.visit-counter{color:var(--text-muted);opacity:.8;font-size:.78rem;display:inline-block}.page-header{text-align:center;padding:56px 0 8px}.page-header h1{margin:0 0 10px;font-size:clamp(1.7rem,3vw,2.2rem)}.page-header p{color:var(--text-muted);max-width:520px;margin:0 auto}.comment-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);max-width:640px;margin:0 auto 40px;padding:24px}.comment-form label{color:var(--text-muted);margin:14px 0 6px;font-size:.85rem;font-weight:700;display:block}.comment-form label:first-of-type{margin-top:0}.comment-form input,.comment-form textarea{border:1px solid var(--border);resize:vertical;border-radius:8px;width:100%;padding:11px 12px;font-family:inherit;font-size:.95rem}.comment-form input:focus,.comment-form textarea:focus{outline:2px solid var(--brand-blue);outline-offset:1px}.comment-form .honeypot{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}.comment-form-footer{justify-content:space-between;align-items:center;gap:12px;margin-top:18px;display:flex}.char-count{color:var(--text-muted);font-size:.8rem}.form-status{margin-top:12px;font-size:.88rem}.form-status.error{color:#dc2626}.form-status.success{color:#16a34a}.storage-note{text-align:center;color:var(--text-muted);max-width:560px;margin:-20px auto 32px;font-size:.82rem}.comment-list{flex-direction:column;gap:14px;max-width:640px;margin:0 auto;display:flex}.comment-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px}.comment-item-header{justify-content:space-between;align-items:baseline;margin-bottom:6px;display:flex}.comment-item-name{font-size:.92rem;font-weight:700}.comment-item-time{color:var(--text-muted);font-size:.78rem}.comment-item-body{color:var(--text);white-space:pre-wrap;word-break:break-word;margin:0;font-size:.94rem}.empty-state{text-align:center;color:var(--text-muted);padding:32px 0;font-size:.92rem}@media (max-width:760px){.feature-grid{grid-template-columns:1fr}.main-nav a span{display:none}.site-header-inner{flex-wrap:wrap;row-gap:8px;padding:12px 16px}.main-nav{justify-content:center;width:100%}.download-card{padding:32px 20px}.donate-card{padding:28px 20px}}