.landing{overflow-x:hidden;overflow-y:auto;background:var(--bg-primary);scroll-behavior:smooth}.landing,.landing__bg{position:fixed;inset:0}.landing__bg{z-index:0;overflow:hidden;pointer-events:none}.landing__bg-orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.3;animation:orbFloat 20s ease-in-out infinite}.landing__bg-orb--1{width:600px;height:600px;background:var(--accent);top:-200px;right:-100px;animation-delay:0s}.landing__bg-orb--2{width:500px;height:500px;background:#8b5cf6;bottom:-150px;left:-100px;animation-delay:-7s}.landing__bg-orb--3{width:400px;height:400px;background:#06b6d4;top:50%;left:50%;transform:translate(-50%,-50%);animation-delay:-14s}@keyframes orbFloat{0%,to{transform:translate(0) scale(1)}25%{transform:translate(30px,-40px) scale(1.05)}50%{transform:translate(-20px,20px) scale(.95)}75%{transform:translate(15px,30px) scale(1.02)}}.landing__grid{position:fixed;inset:0;z-index:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 0),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 0);background-size:60px 60px;pointer-events:none}.landing__header{position:fixed;top:0;left:0;right:0;z-index:100;padding:var(--space-4) var(--space-8);transition:all var(--transition-slow)}.landing__header--scrolled{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border-bottom:none;box-shadow:var(--shadow-md)}.landing__header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.landing__brand{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;color:var(--text-primary)}.landing__brand-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--accent),#8b5cf6);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:white;box-shadow:0 4px 12px rgba(66,133,244,.3)}.landing__brand-icon svg{width:20px;height:20px}.landing__brand-name{font-size:20px;font-weight:700;letter-spacing:-.5px}.landing__nav{display:flex;align-items:center;gap:var(--space-2)}.landing__nav-link{padding:var(--space-2) var(--space-4);color:var(--text-secondary);font-size:14px;font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast);text-decoration:none}.landing__nav-link:hover{color:var(--text-primary);background:var(--bg-hover)}.landing__nav-cta{margin-left:var(--space-4);padding:var(--space-2) var(--space-5);background:var(--accent);color:white;font-size:14px;font-weight:600;border-radius:var(--radius-md);text-decoration:none;transition:all var(--transition-fast);box-shadow:0 2px 8px rgba(66,133,244,.3)}.landing__nav-cta:hover{background:var(--accent-hover);color:white;transform:translateY(-1px);box-shadow:0 4px 16px rgba(66,133,244,.4)}.landing__content{position:relative;z-index:1}.landing__section{max-width:1200px;margin:0 auto;padding:0 var(--space-8)}.landing__hero{padding-top:140px;padding-bottom:100px;text-align:center}.landing__hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:6px 16px;background:var(--accent-bg);border:1px solid var(--accent-border);border-radius:var(--radius-full);font-size:13px;font-weight:500;color:var(--accent);margin-bottom:var(--space-8);animation:fadeInUp .6s ease both}.landing__hero-badge-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;animation:pulse 2s ease-in-out infinite}.landing__hero-title{font-size:clamp(40px,6vw,72px);font-weight:800;line-height:1.08;letter-spacing:-2px;color:var(--text-primary);margin-bottom:var(--space-6);animation:fadeInUp .6s ease .1s both}.landing__hero-title-accent{background:linear-gradient(135deg,var(--accent),#8b5cf6,#06b6d4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing__hero-subtitle{font-size:clamp(16px,2vw,20px);color:var(--text-secondary);max-width:640px;margin:0 auto var(--space-10);line-height:1.6;animation:fadeInUp .6s ease .2s both}.landing__hero-actions{display:flex;gap:var(--space-4);justify-content:center;flex-wrap:wrap;animation:fadeInUp .6s ease .3s both}.landing__hero-btn{padding:14px 32px;border-radius:var(--radius-lg);font-size:16px;font-weight:600;text-decoration:none;transition:all var(--transition-fast);display:inline-flex;align-items:center;gap:var(--space-2)}.landing__hero-btn--primary{background:linear-gradient(135deg,var(--accent),#5a9cf6);color:white;box-shadow:0 4px 20px rgba(66,133,244,.35)}.landing__hero-btn--primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(66,133,244,.45);color:white}.landing__hero-btn--secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border)}.landing__hero-btn--secondary:hover{background:var(--bg-hover);border-color:var(--border-light);transform:translateY(-2px)}.landing__hero-btn svg{width:18px;height:18px}.landing__hero-preview{margin-top:80px;perspective:1200px;animation:fadeInUp .8s ease .4s both}.landing__hero-preview-window{max-width:960px;margin:0 auto;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);overflow:hidden;box-shadow:0 0 0 1px var(--glass-border),0 20px 60px rgba(0,0,0,.5),0 0 80px rgba(66,133,244,.08);transform:rotateX(2deg);transition:transform var(--transition-slow);text-align:left}.landing__hero-preview-window:hover{transform:rotateX(0deg)}.landing__preview-titlebar{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:var(--bg-tertiary);border-bottom:1px solid var(--border)}.landing__preview-dot{width:12px;height:12px;border-radius:50%}.landing__preview-dot--red{background:#ff5f57}.landing__preview-dot--yellow{background:#ffbd2e}.landing__preview-dot--green{background:#28c840}.landing__preview-url{flex:1 1;text-align:center;font-size:12px;color:var(--text-tertiary)}.landing__preview-body{display:grid;grid-template-columns:260px 1fr 300px;min-height:420px}.landing__preview-sidebar{border-right:1px solid var(--border);padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-1)}.landing__preview-conv{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-md);transition:background var(--transition-fast)}.landing__preview-conv--active{background:var(--accent-bg);border:1px solid var(--accent-border)}.landing__preview-conv:not(.landing__preview-conv--active){border:1px solid transparent}.landing__preview-avatar{width:36px;height:36px;font-size:13px;font-weight:600;flex-shrink:0;position:relative}.landing__preview-avatar,.landing__preview-channel-badge{border-radius:50%;display:flex;align-items:center;justify-content:center}.landing__preview-channel-badge{position:absolute;bottom:-3px;right:-3px;width:16px;height:16px;background:var(--bg-secondary);border:1px solid var(--border);box-shadow:var(--shadow-sm);z-index:2}.landing__preview-avatar--blue{background:rgba(66,133,244,.2);color:#4285f4}.landing__preview-avatar--purple{background:rgba(139,92,246,.2);color:#8b5cf6}.landing__preview-avatar--green{background:rgba(52,168,83,.2);color:#34a853}.landing__preview-avatar--orange{background:rgba(251,146,60,.2);color:#fb923c}.landing__preview-conv-info{flex:1 1;min-width:0}.landing__preview-conv-name{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.landing__preview-conv-msg{font-size:12px;color:var(--text-tertiary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.landing__preview-conv-time{font-size:11px;color:var(--text-tertiary);flex-shrink:0}.landing__preview-chat{display:flex;flex-direction:column;padding:var(--space-4);gap:var(--space-4)}.landing__preview-bubble{max-width:70%;padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);font-size:13px;line-height:1.5;text-align:left;animation:fadeInUp .4s ease both}.landing__preview-bubble--customer{background:var(--bg-tertiary);color:var(--text-primary);align-self:flex-start;border-bottom-left-radius:4px}.landing__preview-bubble--agent{background:linear-gradient(135deg,var(--accent),#5a9cf6)}.landing__preview-bubble--agent,.landing__preview-bubble--ai{color:white;align-self:flex-end;border-bottom-right-radius:4px}.landing__preview-bubble--ai{background:linear-gradient(135deg,#8b5cf6,#a78bfa);position:relative}.landing__preview-bubble--ai:before{content:"✨ AI";position:absolute;top:-18px;right:0;font-size:10px;font-weight:600;color:#a78bfa}.landing__preview-typing{display:flex;gap:4px;align-self:flex-start;padding:var(--space-3) var(--space-4);background:var(--bg-tertiary);border-radius:var(--radius-lg);border-bottom-left-radius:4px}.landing__preview-typing-dot{width:6px;height:6px;background:var(--text-tertiary);border-radius:50%;animation:typingBounce 1.4s ease-in-out infinite}.landing__preview-typing-dot:nth-child(2){animation-delay:.2s}.landing__preview-typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-6px)}}.landing__preview-detail{border-left:1px solid var(--border);padding:var(--space-4)}.landing__preview-detail-header{text-align:center;margin-bottom:var(--space-6)}.landing__preview-detail-avatar{width:56px;height:56px;border-radius:50%;background:rgba(66,133,244,.2);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin:0 auto var(--space-3)}.landing__preview-detail-name{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.landing__preview-detail-email{font-size:12px;color:var(--text-tertiary)}.landing__preview-detail-section{margin-bottom:var(--space-4)}.landing__preview-detail-label{font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-2)}.landing__preview-detail-row{display:flex;justify-content:space-between;align-items:center;padding:var(--space-2) 0;font-size:12px}.landing__preview-detail-key{color:var(--text-secondary)}.landing__preview-detail-value{color:var(--text-primary);font-weight:500}.landing__preview-tag{display:inline-flex;padding:2px 8px;border-radius:var(--radius-full);font-size:11px;font-weight:600}.landing__preview-tag--active{background:var(--success-bg);color:var(--success)}.landing__preview-tag--web{background:var(--accent-bg);color:var(--accent)}.landing__stats{padding:60px 0}.landing__stats-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:var(--space-6);gap:var(--space-6)}.landing__stat{text-align:center;padding:var(--space-8) var(--space-4);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--glass-border);border-radius:var(--radius-lg);transition:all var(--transition-slow)}.landing__stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent-border)}.landing__stat-number{font-size:40px;font-weight:800;letter-spacing:-1px;background:linear-gradient(135deg,var(--accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--space-2)}.landing__stat-label{font-size:14px;color:var(--text-secondary);font-weight:500}.landing__features{padding:100px 0}.landing__section-header{text-align:center;margin-bottom:64px}.landing__section-tag{display:inline-flex;align-items:center;gap:var(--space-2);padding:4px 14px;background:var(--accent-bg);border:1px solid var(--accent-border);border-radius:var(--radius-full);font-size:12px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-4)}.landing__section-title{font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:-1.5px;color:var(--text-primary);margin-bottom:var(--space-4)}.landing__section-desc{font-size:17px;color:var(--text-secondary);max-width:560px;margin:0 auto;line-height:1.6}.landing__features-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--space-6);gap:var(--space-6)}.landing__feature{padding:var(--space-8);background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);transition:all var(--transition-slow);position:relative;overflow:hidden}.landing__feature:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),#8b5cf6);opacity:0;transition:opacity var(--transition-slow)}.landing__feature:hover{transform:translateY(-4px);border-color:var(--accent-border);box-shadow:var(--shadow-lg)}.landing__feature:hover:before{opacity:1}.landing__feature-icon{width:48px;height:48px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-5);font-size:24px}.landing__feature-icon--blue{background:rgba(66,133,244,.12);color:#4285f4}.landing__feature-icon--purple{background:rgba(139,92,246,.12);color:#8b5cf6}.landing__feature-icon--cyan{background:rgba(6,182,212,.12);color:#06b6d4}.landing__feature-icon--green{background:rgba(52,168,83,.12);color:#34a853}.landing__feature-icon--orange{background:rgba(251,146,60,.12);color:#fb923c}.landing__feature-icon--pink{background:rgba(236,72,153,.12);color:#ec4899}.landing__feature-title{font-size:18px;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-3);letter-spacing:-.3px}.landing__feature-desc{font-size:14px;color:var(--text-secondary);line-height:1.65}.landing__how{padding:100px 0}.landing__how-steps{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--space-8);gap:var(--space-8);position:relative}.landing__how-steps:before{content:"";position:absolute;top:40px;left:16.5%;right:16.5%;height:2px;background:linear-gradient(90deg,var(--accent),#8b5cf6,#06b6d4);opacity:.3}.landing__how-step{text-align:center;position:relative}.landing__how-step-number{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#8b5cf6);color:white;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;margin:0 auto var(--space-6);box-shadow:0 4px 20px rgba(66,133,244,.3);position:relative;z-index:1}.landing__how-step-title{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-3)}.landing__how-step-desc{font-size:14px;color:var(--text-secondary);line-height:1.65;max-width:280px;margin:0 auto}.landing__pricing{padding:100px 0}.landing__pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--space-6);gap:var(--space-6);align-items:start}.landing__price-card{padding:var(--space-8);background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);transition:all var(--transition-slow);position:relative}.landing__price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.landing__price-card--featured{border-color:var(--accent);box-shadow:0 0 40px rgba(66,133,244,.12)}.landing__price-card--featured:hover{box-shadow:0 8px 40px rgba(66,133,244,.2)}.landing__price-popular{position:absolute;top:-12px;left:50%;transform:translateX(-50%);padding:4px 16px;background:linear-gradient(135deg,var(--accent),#8b5cf6);color:white;font-size:12px;font-weight:700;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.5px}.landing__price-name{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2)}.landing__price-desc{font-size:14px;color:var(--text-secondary);margin-bottom:var(--space-6)}.landing__price-amount{display:flex;align-items:baseline;gap:var(--space-1);margin-bottom:var(--space-6)}.landing__price-currency{font-size:20px;font-weight:600;color:var(--text-secondary)}.landing__price-value{font-size:48px;font-weight:800;letter-spacing:-2px;color:var(--text-primary)}.landing__price-period{font-size:14px;color:var(--text-tertiary)}.landing__price-features{list-style:none;padding:0;margin:0 0 var(--space-8);display:flex;flex-direction:column;gap:var(--space-3)}.landing__price-feature{display:flex;align-items:center;gap:var(--space-3);font-size:14px;color:var(--text-secondary)}.landing__price-feature-check{width:18px;height:18px;border-radius:50%;background:var(--success-bg);color:var(--success);display:flex;align-items:center;justify-content:center;flex-shrink:0}.landing__price-feature-check svg{width:12px;height:12px}.landing__price-btn{display:block;width:100%;padding:14px;border-radius:var(--radius-lg);font-size:15px;font-weight:600;text-align:center;text-decoration:none;transition:all var(--transition-fast);cursor:pointer}.landing__price-btn--primary{background:linear-gradient(135deg,var(--accent),#5a9cf6);color:white;border:none;box-shadow:0 4px 16px rgba(66,133,244,.3)}.landing__price-btn--primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(66,133,244,.4);color:white}.landing__price-btn--secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.landing__price-btn--secondary:hover{background:var(--bg-hover);border-color:var(--border-light);transform:translateY(-2px)}.landing__cta{padding:100px 0;text-align:center}.landing__cta-box{padding:80px var(--space-8);background:linear-gradient(135deg,rgba(66,133,244,.08),rgba(139,92,246,.08));border:1px solid var(--accent-border);border-radius:var(--radius-xl);position:relative;overflow:hidden}.landing__cta-box:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),#8b5cf6,#06b6d4)}.landing__cta-title{font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-1px;color:var(--text-primary);margin-bottom:var(--space-4)}.landing__cta-desc{font-size:17px;color:var(--text-secondary);margin-bottom:var(--space-8);max-width:500px;margin-left:auto;margin-right:auto;line-height:1.6}.landing__cta-actions{display:flex;gap:var(--space-4);justify-content:center}.landing__footer{border-top:1px solid var(--border);padding:60px 0 40px}.landing__footer-inner{max-width:1200px;margin:0 auto;padding:0 var(--space-8)}.landing__footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;grid-gap:var(--space-10);gap:var(--space-10);margin-bottom:var(--space-10)}.landing__footer-brand p{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-top:var(--space-4);max-width:280px}.landing__footer-column-title{font-size:13px;font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-4)}.landing__footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-3)}.landing__footer-links a{font-size:14px;color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.landing__footer-links a:hover{color:var(--text-primary)}.landing__footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:var(--space-6);border-top:1px solid var(--border);font-size:13px;color:var(--text-tertiary)}@media (max-width:1024px){.landing__preview-body{grid-template-columns:1fr}.landing__preview-detail,.landing__preview-sidebar{display:none}.landing__features-grid,.landing__pricing-grid{grid-template-columns:repeat(2,1fr)}.landing__how-steps:before{display:none}.landing__footer-top{grid-template-columns:1fr 1fr}}@media (max-width:768px){.landing__header{padding:var(--space-3) var(--space-4)}.landing__nav-link{display:none}.landing__section{padding:0 var(--space-4)}.landing__hero{padding-top:100px;padding-bottom:60px}.landing__stats-grid{grid-template-columns:repeat(2,1fr)}.landing__features-grid,.landing__footer-top,.landing__how-steps,.landing__pricing-grid{grid-template-columns:1fr}.landing__footer-top{gap:var(--space-8)}.landing__footer-bottom{flex-direction:column;gap:var(--space-3);text-align:center}.landing__cta-actions,.landing__hero-actions{flex-direction:column;align-items:center}}.landing[data-theme=light]{color:var(--text-primary);background:var(--bg-primary)}.landing[data-theme=light] .landing__grid{background-image:linear-gradient(rgba(0,0,0,.03) 1px,transparent 0),linear-gradient(90deg,rgba(0,0,0,.03) 1px,transparent 0)}.landing[data-theme=light] .landing__bg-orb{opacity:.12}.landing[data-theme=light] .landing__hero-preview-window{box-shadow:0 0 0 1px var(--glass-border),0 20px 50px rgba(0,0,0,.08),0 0 80px rgba(66,133,244,.03)}.landing[data-theme=light] .landing__feature:hover,.landing[data-theme=light] .landing__stat:hover{border-color:rgba(66,133,244,.25);box-shadow:0 8px 30px rgba(0,0,0,.05)}.landing[data-theme=light] .landing__price-card{box-shadow:0 4px 20px rgba(0,0,0,.02)}.landing[data-theme=light] .landing__price-card:hover{box-shadow:0 10px 40px rgba(0,0,0,.06)}.landing[data-theme=light] .landing__price-card--featured{border-color:rgba(66,133,244,.4);box-shadow:0 10px 40px rgba(66,133,244,.08)}