*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#1a1a2e;background:#fff;line-height:1.6}.container{max-width:1120px;margin:0 auto;padding:0 24px}.header{position:fixed;top:0;left:0;right:0;z-index:100;background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,.06)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{display:flex;align-items:center;gap:10px}.logo-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#6c63ff,#3b82f6);color:#fff;font-weight:700;font-size:18px;display:flex;align-items:center;justify-content:center}.logo-text{font-size:20px;font-weight:700;color:#1a1a2e}.header-cta{padding:8px 20px;border-radius:20px;background:#1a1a2e;color:#fff;text-decoration:none;font-size:14px;font-weight:600;transition:opacity .2s}.header-cta:hover{opacity:.85}.hero{padding:140px 0 80px;background:linear-gradient(180deg,#f8f9ff,#fff)}.hero-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.hero-text h1{font-size:52px;font-weight:800;line-height:1.15;letter-spacing:-.02em;color:#1a1a2e}.gradient-text{background:linear-gradient(135deg,#6c63ff,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{margin-top:20px;font-size:18px;color:#64648c;line-height:1.7;max-width:480px}.hero-actions{margin-top:32px}.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:14px;font-size:16px;font-weight:600;text-decoration:none;transition:transform .2s,box-shadow .2s;cursor:pointer;border:none}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #6c63ff40}.btn-primary{background:linear-gradient(135deg,#6c63ff,#3b82f6);color:#fff}.btn-large{padding:18px 36px;font-size:18px;border-radius:16px}.hero-meta{display:flex;align-items:center;gap:24px;margin-top:40px}.meta-item{display:flex;flex-direction:column}.meta-value{font-size:22px;font-weight:700;color:#1a1a2e}.meta-label{font-size:13px;color:#9898b0;margin-top:2px}.meta-divider{width:1px;height:36px;background:#e0e0ee}.hero-visual{display:flex;justify-content:center}.phone-mockup{width:280px;height:560px;background:#1a1a2e;border-radius:40px;padding:16px;box-shadow:0 40px 80px #1a1a2e33,0 0 0 1px #ffffff1a inset}.phone-screen{width:100%;height:100%;background:linear-gradient(180deg,#f0f0ff,#e8e8f8);border-radius:28px;padding:40px 16px 16px;overflow:hidden}.chat-demo{display:flex;flex-direction:column;gap:12px}.chat-bubble{padding:12px 16px;border-radius:18px;font-size:13px;line-height:1.5;max-width:85%;animation:fadeInUp .5s ease-out both}.chat-user{background:linear-gradient(135deg,#6c63ff,#3b82f6);color:#fff;align-self:flex-end;border-bottom-right-radius:6px}.chat-ai{background:#fff;color:#1a1a2e;align-self:flex-start;border-bottom-left-radius:6px;box-shadow:0 2px 8px #0000000f}.chat-bubble:nth-child(1){animation-delay:.1s}.chat-bubble:nth-child(2){animation-delay:.4s}.chat-bubble:nth-child(3){animation-delay:.7s}.chat-bubble:nth-child(4){animation-delay:1s}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.features{padding:100px 0}.section-title{text-align:center;font-size:40px;font-weight:800;letter-spacing:-.02em;color:#1a1a2e}.section-subtitle{text-align:center;font-size:18px;color:#64648c;margin-top:12px}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px}.feature-card{padding:32px;border-radius:20px;background:#f8f9ff;border:1px solid #eeeef8;transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px #6c63ff14}.feature-icon{font-size:32px;margin-bottom:16px}.feature-card h3{font-size:18px;font-weight:700;color:#1a1a2e;margin-bottom:8px}.feature-card p{font-size:15px;color:#64648c;line-height:1.6}.cta{padding:100px 0;background:linear-gradient(180deg,#fff,#f8f9ff)}.cta-content{text-align:center}.cta-content h2{font-size:40px;font-weight:800;letter-spacing:-.02em;color:#1a1a2e}.cta-content>p{font-size:18px;color:#64648c;margin-top:12px;margin-bottom:32px}.cta-note{margin-top:16px;font-size:14px;color:#9898b0}.footer{padding:48px 0;border-top:1px solid #eeeef8}.footer-inner{display:flex;flex-direction:column;align-items:center;gap:20px}.footer-tagline{font-size:14px;color:#9898b0;margin-top:-8px}.footer-links{display:flex;gap:32px}.footer-links a{font-size:14px;color:#64648c;text-decoration:none;transition:color .2s}.footer-links a:hover{color:#6c63ff}.footer-copy{font-size:13px;color:#9898b0}@media(max-width:768px){.hero{padding:100px 0 60px}.hero-content{grid-template-columns:1fr;gap:48px;text-align:center}.hero-text h1{font-size:36px}.hero-subtitle{margin-left:auto;margin-right:auto}.hero-actions{display:flex;justify-content:center}.hero-meta{justify-content:center}.features-grid{grid-template-columns:1fr;max-width:400px;margin-left:auto;margin-right:auto}.section-title,.cta-content h2{font-size:32px}.footer-links{gap:20px;flex-wrap:wrap;justify-content:center}}@media(max-width:480px){.hero-text h1{font-size:28px}.btn{padding:12px 22px;font-size:15px}.btn-large{padding:14px 28px;font-size:16px}.phone-mockup{width:240px;height:480px}}