*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0e0f11;--bg2:#16181c;--bg3:#1e2026;--border:#2a2d35;--text:#e8eaf0;--text-muted:#8b90a0;--accent:#5b68f5;--accent-hover:#6e7cf7;--accent-dim:#1e2260;--green:#3ecf8e;--radius:12px;--radius-sm:8px}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}header{position:sticky;top:0;z-index:100;background:rgba(14,15,17,0.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}nav{max-width:1100px;margin:0 auto;padding:0 24px;height:60px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.1rem;letter-spacing:-0.02em;color:var(--text);text-decoration:none}.nav-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);text-decoration:none;font-size:0.9rem;transition:color 0.15s}.nav-link:hover{color:var(--text)}.btn{display:inline-flex;align-items:center;gap:7px;padding:10px 20px;border-radius:var(--radius-sm);font-size:0.9rem;font-weight:600;text-decoration:none;transition:background 0.15s,color 0.15s,opacity 0.15s;cursor:pointer;border:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg3);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:#252830}.btn-disabled{background:var(--bg3);color:var(--text-muted);border:1px solid var(--border);cursor:default;opacity:0.6}.btn-sm{padding:7px 16px;font-size:0.84rem}.hero{max-width:1100px;margin:0 auto;padding:80px 24px 100px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.badge{display:inline-block;background:var(--accent-dim);color:#a0aaff;font-size:0.78rem;font-weight:600;padding:4px 12px;border-radius:999px;margin-bottom:20px;letter-spacing:0.04em;text-transform:uppercase}h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;line-height:1.15;letter-spacing:-0.03em;margin-bottom:20px}.tagline{font-size:1.05rem;color:var(--text-muted);max-width:440px;margin-bottom:36px;line-height:1.7}.cta-group{display:flex;gap:12px;flex-wrap:wrap}.hero-visual{display:flex;justify-content:center}.window-chrome{width:100%;max-width:480px;background:var(--bg2);border-radius:14px;border:1px solid var(--border);box-shadow:0 24px 80px rgba(0,0,0,0.5);overflow:hidden}.window-dots{padding:12px 16px;display:flex;gap:7px;border-bottom:1px solid var(--border)}.window-dots span{width:10px;height:10px;border-radius:50%;background:var(--border)}.window-dots span:nth-child(1){background:#ff5f57}.window-dots span:nth-child(2){background:#febc2e}.window-dots span:nth-child(3){background:#28c840}.window-body{display:flex;height:280px}.sidebar{width:160px;min-width:160px;border-right:1px solid var(--border);padding:12px 8px;display:flex;flex-direction:column;gap:2px}.sidebar-item{padding:5px 10px;border-radius:6px;font-size:0.82rem;color:var(--text-muted);cursor:default}.sidebar-item.active{background:var(--accent-dim);color:#a8b2ff;font-weight:600}.sidebar-item.unread{color:var(--text);font-weight:600}.sidebar-item.unread::after{content:'';display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-left:6px;vertical-align:middle}.messages{flex:1;padding:16px;display:flex;flex-direction:column;gap:16px;overflow:hidden}.msg{display:flex;gap:10px;align-items:flex-start}.msg-avatar{width:30px;height:30px;min-width:30px;border-radius:6px;background:linear-gradient(135deg,#5b68f5,#8b5cf6)}.msg-avatar.alt{background:linear-gradient(135deg,#3ecf8e,#06b6d4)}.msg-body{}.msg-name{font-size:0.78rem;font-weight:700;color:var(--text);margin-bottom:2px}.msg-text{font-size:0.82rem;color:var(--text-muted);line-height:1.4}.features{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:80px 24px}.features-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.feature{padding:24px;background:var(--bg3);border-radius:var(--radius);border:1px solid var(--border)}.feature-icon{font-size:1.6rem;margin-bottom:14px}.feature h3{font-size:0.95rem;font-weight:700;margin-bottom:8px;letter-spacing:-0.01em}.feature p{font-size:0.85rem;color:var(--text-muted);line-height:1.6}.download{max-width:1100px;margin:0 auto;padding:80px 24px;text-align:center}.download h2{font-size:1.8rem;font-weight:800;letter-spacing:-0.03em;margin-bottom:10px}.section-sub{color:var(--text-muted);margin-bottom:48px;font-size:0.95rem}.platforms{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:760px;margin:0 auto}.platform{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:32px 24px;display:flex;flex-direction:column;align-items:center;gap:10px;position:relative}.platform.available{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),inset 0 0 40px rgba(91,104,245,0.05)}.platform.coming-soon{opacity:0.55}.platform-os-icon{margin-bottom:4px}.platform-os-icon img{height:44px;width:auto}.coming-soon-badge{position:absolute;top:12px;right:12px;background:var(--bg3);color:var(--text-muted);font-size:0.72rem;font-weight:600;padding:3px 9px;border-radius:999px;border:1px solid var(--border);text-transform:uppercase;letter-spacing:0.04em}.platform h3{font-size:1rem;font-weight:700}.platform p{font-size:0.8rem;color:var(--text-muted);margin-bottom:6px}.opensource{background:var(--bg2);border-top:1px solid var(--border);padding:80px 24px;text-align:center}.opensource-inner{max-width:560px;margin:0 auto}.opensource h2{font-size:1.8rem;font-weight:800;letter-spacing:-0.03em;margin-bottom:14px}.opensource p{color:var(--text-muted);font-size:0.95rem;margin-bottom:28px;line-height:1.7}footer{border-top:1px solid var(--border);padding:32px 24px}.footer-inner{max-width:1100px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}.footer-logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:0.9rem;color:var(--text-muted)}.footer-note{font-size:0.78rem;color:var(--text-muted);opacity:0.6}@media (max-width:900px){.hero{grid-template-columns:1fr;padding:60px 24px 70px;gap:48px}.tagline{max-width:100%}.features-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:600px){.features-grid{grid-template-columns:1fr}.platforms{grid-template-columns:1fr}h1{font-size:2rem}}