*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#0a0e17;--bg-secondary:#111827;--bg-card:#1a2236;--bg-card-hover:#1f2a42;--border-subtle:rgba(255,255,255,0.06);--border-accent:rgba(56,189,248,0.2);--text-primary:#f0f4f8;--text-secondary:#94a3b8;--text-muted:#64748b;--accent:#38bdf8;--accent-hover:#7dd3fc;--accent-glow:rgba(56,189,248,0.15);--green:#34d399;--green-glow:rgba(52,211,153,0.15);--red:#f87171;--font-display:'Outfit',sans-serif;--font-body:'IBM Plex Sans',sans-serif;--font-mono:'IBM Plex Mono',monospace;--max-width:1120px;--radius:12px;--radius-sm:8px}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.navbar{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(10,14,23,0.85);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle)}.navbar-inner{max-width:var(--max-width);margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.navbar-logo{font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--text-primary);letter-spacing:-0.02em;display:flex;align-items:center;gap:8px}.navbar-logo .logo-icon{width:28px;height:28px;background:linear-gradient(135deg,var(--accent),var(--green));border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--bg-primary);font-weight:700}.navbar-links{display:flex;align-items:center;gap:32px;list-style:none}.navbar-links a{color:var(--text-secondary);font-size:0.9rem;font-weight:500;transition:color 0.2s}.navbar-links a:hover{color:var(--text-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:var(--radius-sm);font-family:var(--font-body);font-size:0.9rem;font-weight:600;border:none;cursor:pointer;transition:all 0.2s;text-decoration:none}.btn-primary{background:var(--accent);color:var(--bg-primary)}.btn-primary:hover{background:var(--accent-hover);color:var(--bg-primary);transform:translateY(-1px);box-shadow:0 4px 20px var(--accent-glow)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border-subtle)}.btn-ghost:hover{color:var(--text-primary);border-color:var(--text-muted)}.btn-large{padding:14px 32px;font-size:1rem;border-radius:var(--radius)}.hero{padding:160px 0 100px;text-align:center;position:relative}.hero::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:800px;height:600px;background:radial-gradient(ellipse at center,var(--accent-glow) 0%,transparent 70%);pointer-events:none;z-index:0}.hero .container{position:relative;z-index:1}.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:var(--accent-glow);border:1px solid var(--border-accent);border-radius:100px;font-size:0.8rem;font-weight:600;color:var(--accent);margin-bottom:28px;letter-spacing:0.02em}.hero-badge .dot{width:6px;height:6px;background:var(--green);border-radius:50%;animation:pulse-dot 2s infinite}@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:0.4}}.hero h1{font-family:var(--font-display);font-size:clamp(2.4rem,5.5vw,3.8rem);font-weight:800;line-height:1.1;letter-spacing:-0.03em;margin-bottom:20px;background:linear-gradient(to right,var(--text-primary) 40%,var(--text-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-sub{font-size:1.15rem;color:var(--text-secondary);max-width:540px;margin:0 auto 40px;line-height:1.7}.hero-actions{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}.hero-stats{display:flex;justify-content:center;gap:48px;margin-top:64px;padding-top:40px;border-top:1px solid var(--border-subtle)}.hero-stat{text-align:center}.hero-stat-value{font-family:var(--font-display);font-size:1.6rem;font-weight:700;color:var(--text-primary)}.hero-stat-label{font-size:0.82rem;color:var(--text-muted);margin-top:4px}.features{padding:100px 0}.section-label{font-family:var(--font-mono);font-size:0.78rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:12px}.section-title{font-family:var(--font-display);font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:700;letter-spacing:-0.02em;margin-bottom:16px}.section-desc{color:var(--text-secondary);max-width:520px;font-size:1rem;line-height:1.7;margin-bottom:56px}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:32px 28px;transition:all 0.3s;position:relative;overflow:hidden}.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:0;transition:opacity 0.3s}.feature-card:hover{background:var(--bg-card-hover);border-color:var(--border-accent);transform:translateY(-2px)}.feature-card:hover::before{opacity:1}.feature-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:20px}.feature-icon.blue{background:var(--accent-glow)}.feature-icon.green{background:var(--green-glow)}.feature-icon.purple{background:rgba(168,85,247,0.15)}.feature-card h3{font-family:var(--font-display);font-size:1.08rem;font-weight:700;margin-bottom:10px;letter-spacing:-0.01em}.feature-card p{font-size:0.9rem;color:var(--text-secondary);line-height:1.65}.how-it-works{padding:100px 0;border-top:1px solid var(--border-subtle)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:56px}.step{text-align:center;position:relative}.step-number{font-family:var(--font-display);font-size:2.8rem;font-weight:800;color:var(--bg-card);line-height:1;margin-bottom:16px;-webkit-text-stroke:1px var(--text-muted)}.step h3{font-family:var(--font-display);font-size:1rem;font-weight:700;margin-bottom:8px}.step p{font-size:0.85rem;color:var(--text-secondary);line-height:1.6}.privacy-section{padding:80px 0;border-top:1px solid var(--border-subtle)}.privacy-box{background:var(--bg-card);border:1px solid var(--border-accent);border-radius:var(--radius);padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.privacy-content h2{font-family:var(--font-display);font-size:1.6rem;font-weight:700;margin-bottom:16px}.privacy-content p{color:var(--text-secondary);line-height:1.7;margin-bottom:24px}.privacy-list{list-style:none;display:flex;flex-direction:column;gap:12px}.privacy-list li{display:flex;align-items:flex-start;gap:10px;font-size:0.9rem;color:var(--text-secondary);line-height:1.5}.privacy-list .check{color:var(--green);font-weight:700;flex-shrink:0;margin-top:1px}.privacy-diagram{display:flex;flex-direction:column;gap:12px}.privacy-row{display:flex;align-items:center;gap:12px;font-size:0.85rem;font-family:var(--font-mono)}.privacy-tag{padding:6px 14px;border-radius:6px;font-weight:600;font-size:0.78rem;white-space:nowrap}.privacy-tag.local{background:var(--green-glow);color:var(--green);border:1px solid rgba(52,211,153,0.25)}.privacy-tag.server{background:var(--accent-glow);color:var(--accent);border:1px solid var(--border-accent)}.privacy-row-label{color:var(--text-secondary)}.privacy-arrow{color:var(--text-muted)}.cta{padding:100px 0;text-align:center;border-top:1px solid var(--border-subtle)}.cta h2{font-family:var(--font-display);font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:700;letter-spacing:-0.02em;margin-bottom:16px}.cta p{color:var(--text-secondary);margin-bottom:36px;font-size:1.05rem}.cta-actions{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}.footer{padding:40px 0;border-top:1px solid var(--border-subtle)}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}.footer-copy{font-size:0.82rem;color:var(--text-muted)}.footer-links{display:flex;gap:24px;list-style:none}.footer-links a{font-size:0.82rem;color:var(--text-muted);transition:color 0.2s}.footer-links a:hover{color:var(--text-secondary)}@media(max-width:768px){.navbar-links{display:none}.hero{padding:120px 0 72px}.hero-stats{gap:28px;flex-wrap:wrap}.features-grid{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr);gap:32px}.privacy-box{grid-template-columns:1fr;padding:28px}.footer-inner{flex-direction:column;text-align:center}}@media(max-width:480px){.steps{grid-template-columns:1fr}.hero-actions{flex-direction:column}}

.cta-split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;text-align:left}
.cta-left h2{font-family:var(--font-display);font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:700;letter-spacing:-0.02em;margin-bottom:16px}
.cta-left p{color:var(--text-secondary);margin-bottom:28px;font-size:1.05rem}
.cta .cta-split .cta-left,.cta .cta-split .cta-right{text-align:left}
.register-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:32px}
.register-card h3{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin-bottom:24px;text-align:center}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:0.82rem;font-weight:600;color:var(--text-secondary);margin-bottom:6px}
.form-group .optional{color:var(--text-muted);font-weight:400}
.form-group input{width:100%;padding:12px 14px;background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-body);font-size:0.9rem;transition:border-color 0.2s;-webkit-appearance:none;appearance:none}
.form-group input:focus{outline:none;border-color:var(--accent)}
.form-group input::placeholder{color:var(--text-muted)}
.btn-full{width:100%;margin-top:8px}
.register-msg{margin-top:16px;font-size:0.85rem;text-align:center;min-height:20px}
.register-msg.error{color:var(--red)}
.register-msg.success{color:var(--green);font-weight:600;padding:16px 0}
@media(max-width:768px){.cta-split{grid-template-columns:1fr;text-align:center}.cta-left{order:2}.cta-right{order:1}}