@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--primary: #4a90e2;--primary-hover: #357abd;--secondary: #7b61ff;--accent: #00c6ae;--bg: #f8f9fa;--bg-alt: #ffffff;--surface: #ffffff;--surface-hover: #f0f2f5;--border: #e0e0e0;--text: #2d2d2d;--text-secondary: #555555;--text-muted: #999999;--text-inverse: #ffffff;--font: "Inter", "Segoe UI", "Helvetica Neue", sans-serif;--radius-sm: 6px;--radius: 12px;--radius-lg: 20px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .15);--max-width: 1200px;--navbar-height: 72px;--transition: .3s ease}[data-theme=dark]{--bg: #1a1a2e;--bg-alt: #16213e;--surface: #1e1e3a;--surface-hover: #2a2a4a;--border: #3a3a5a;--text: #f1f1f1;--text-secondary: #b0b0c0;--text-muted: #707080;--text-inverse: #1a1a2e;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow: 0 4px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .4)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font);font-size:16px;line-height:1.6;color:var(--text);background-color:var(--bg);transition:background-color var(--transition),color var(--transition);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--primary);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--primary-hover)}img{max-width:100%;height:auto}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}section{padding:80px 0}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border:none;border-radius:var(--radius);font-family:var(--font);font-size:16px;font-weight:600;cursor:pointer;transition:all var(--transition);text-decoration:none}.btn-primary{background:var(--primary);color:var(--text-inverse)}.btn-primary:hover{background:var(--primary-hover);color:var(--text-inverse);transform:translateY(-1px);box-shadow:var(--shadow)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--surface-hover);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover{opacity:.9;transform:translateY(-1px);box-shadow:var(--shadow)}.section-title{font-size:2.5rem;font-weight:800;text-align:center;margin-bottom:16px;line-height:1.2}.section-subtitle{font-size:1.125rem;color:var(--text-secondary);text-align:center;max-width:600px;margin:0 auto 48px;line-height:1.6}@media(max-width:768px){section{padding:48px 0}.section-title{font-size:1.75rem}.section-subtitle{font-size:1rem;margin-bottom:32px}}.navbar{position:fixed;top:0;left:0;right:0;height:var(--navbar-height);background:var(--surface);border-bottom:1px solid var(--border);z-index:1000;transition:background var(--transition)}.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:100%}.navbar-logo img{height:50px}.navbar-menu{display:flex;align-items:center;gap:4px}.navbar-link{padding:8px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;transition:all var(--transition);text-decoration:none}.navbar-link:hover{color:var(--text);background:var(--surface-hover)}.navbar-link.active{color:var(--primary);background:#4a90e21a}.navbar-actions{display:flex;align-items:center;gap:8px;margin-left:16px;padding-left:16px;border-left:1px solid var(--border)}.navbar-btn{width:36px;height:36px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);font-family:var(--font)}.navbar-btn:hover{background:var(--surface-hover);border-color:var(--primary)}.navbar-toggle{display:none;width:40px;height:40px;border:none;background:none;cursor:pointer;padding:8px;position:relative}.hamburger,.hamburger:before,.hamburger:after{content:"";display:block;width:24px;height:2px;background:var(--text);border-radius:2px;transition:all var(--transition);position:absolute;left:8px}.hamburger{top:50%;transform:translateY(-50%)}.hamburger:before{top:-7px}.hamburger:after{top:7px}.hamburger.open{background:transparent}.hamburger.open:before{top:0;transform:rotate(45deg)}.hamburger.open:after{top:0;transform:rotate(-45deg)}@media(max-width:768px){.navbar-toggle{display:block}.navbar-menu{display:none;position:absolute;top:var(--navbar-height);left:0;right:0;flex-direction:column;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px 24px;gap:4px}.navbar-menu.open{display:flex}.navbar-link{width:100%;padding:12px 14px}.navbar-actions{margin-left:0;padding-left:0;border-left:none;margin-top:12px;padding-top:12px;border-top:1px solid var(--border);width:100%;justify-content:flex-start}}.footer{background-size:cover;background-position:center;background-repeat:no-repeat;border-top:1px solid var(--border);position:relative}.footer:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--surface);opacity:.92}.footer-inner{position:relative;padding:64px 24px 32px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}.footer-logo{height:32px;margin-bottom:16px}.footer-desc{color:var(--text-secondary);font-size:14px;line-height:1.7;max-width:300px}.footer-col h4{font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px;color:var(--text)}.footer-col a{display:block;color:var(--text-secondary);font-size:14px;padding:4px 0;transition:color var(--transition)}.footer-col a:hover{color:var(--primary)}.footer-bottom{padding-top:24px;border-top:1px solid var(--border);text-align:center}.footer-bottom p{color:var(--text-muted);font-size:13px}@media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:32px}.footer-brand{text-align:center}.footer-desc{max-width:100%}.footer-inner{padding:48px 24px 24px}}.layout{display:flex;flex-direction:column;min-height:100vh}.main{flex:1;margin-top:var(--navbar-height)}.hero{min-height:calc(100vh - var(--navbar-height));background-size:cover;background-position:center;background-repeat:no-repeat;display:flex;align-items:center;position:relative}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#1a1a2ed9,#16213ebf)}[data-theme=light] .hero:before{background:linear-gradient(135deg,#f8f9faeb,#ffffffd9)}.hero-content{position:relative;text-align:center;max-width:720px;margin:0 auto}.hero-title{font-size:3.5rem;font-weight:800;line-height:1.15;margin-bottom:8px;color:var(--text-inverse)}[data-theme=light] .hero-title{color:var(--text)}.hero-subtitle{font-size:2rem;font-weight:600;color:var(--primary);margin-bottom:20px}.hero-desc{font-size:1.125rem;color:#ffffffbf;line-height:1.7;margin-bottom:32px}[data-theme=light] .hero-desc{color:var(--text-secondary)}.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}.hero-badges{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.badge{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:100px;font-size:13px;font-weight:600}.badge-oss{background:#00c6ae26;color:var(--accent);border:1px solid rgba(0,198,174,.3)}.badge-saas{background:#4a90e226;color:var(--primary);border:1px solid rgba(74,144,226,.3)}.pillars{background:var(--bg-alt)}.pillars-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.pillar-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;text-align:center;transition:all var(--transition)}.pillar-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.pillar-icon{width:56px;height:56px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin:0 auto 20px}.pillar-card h3{font-size:1.125rem;font-weight:700;margin-bottom:8px}.pillar-card p{color:var(--text-secondary);font-size:14px;line-height:1.6}.steps-grid{display:flex;align-items:flex-start;justify-content:center;gap:0;flex-wrap:wrap}.step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;text-align:center;flex:1;min-width:200px;max-width:260px;transition:all var(--transition)}.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.step-number{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;font-size:1.25rem;font-weight:700;margin-bottom:16px}.step-card h3{font-size:1rem;font-weight:700;margin-bottom:8px}.step-card p{color:var(--text-secondary);font-size:13px;line-height:1.6}.step-arrow{display:flex;align-items:center;padding:0 8px;margin-top:56px;flex-shrink:0}.home-cta{background:var(--bg-alt)}.home-cta-content{display:grid;grid-template-columns:1fr 1fr;gap:32px;max-width:700px;margin:0 auto}.home-cta-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 32px;text-align:center;transition:all var(--transition)}.home-cta-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.home-cta-card h3{font-size:1.25rem;font-weight:700;margin-bottom:8px}.home-cta-card p{color:var(--text-secondary);font-size:14px;margin-bottom:24px;line-height:1.6}.coming-soon{border-color:var(--primary);position:relative}.coming-soon:before{content:"";position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--primary),var(--secondary));opacity:.15;z-index:0}.coming-soon>*{position:relative;z-index:1}.beta-banner{background:linear-gradient(135deg,var(--bg-alt) 0%,var(--surface) 100%);border-top:2px solid var(--accent);border-bottom:2px solid var(--accent);text-align:center}.beta-banner-content{max-width:640px;margin:0 auto}.badge-beta{background:#ffc10726;color:#f0a500;border:1px solid rgba(255,193,7,.3);margin-bottom:16px}.beta-banner h2{font-size:2rem;font-weight:700;margin-bottom:16px}.beta-intro{font-size:1.1rem;color:var(--text);line-height:1.7;margin-bottom:12px}.beta-disclaimer{font-size:.875rem;color:var(--text-secondary);line-height:1.6;margin-bottom:28px;opacity:.85}@media(max-width:768px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1.25rem}.hero-desc{font-size:1rem}.pillars-grid{grid-template-columns:1fr}.steps-grid{flex-direction:column;align-items:center;gap:16px}.step-arrow{transform:rotate(90deg);margin-top:0;padding:8px 0}.home-cta-content{grid-template-columns:1fr}}.features-page{padding:80px 0}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;transition:all var(--transition)}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.feature-icon{width:48px;height:48px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:16px}.feature-card h3{font-size:1.125rem;font-weight:700;margin-bottom:8px}.feature-card p{color:var(--text-secondary);font-size:14px;line-height:1.6}@media(max-width:900px){.features-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.features-grid{grid-template-columns:1fr}}.how-page{padding:80px 0}.how-timeline{max-width:700px;margin:0 auto}.how-step{display:flex;gap:24px;position:relative}.how-step-marker{display:flex;flex-direction:column;align-items:center;flex-shrink:0}.how-step-num{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:700;flex-shrink:0}.how-step-line{width:2px;flex:1;background:var(--border);min-height:40px}.how-step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 32px;margin-bottom:24px;flex:1;transition:all var(--transition)}.how-step-card:hover{box-shadow:var(--shadow);transform:translate(4px)}.how-step-card h3{font-size:1.125rem;font-weight:700;margin-bottom:8px}.how-step-card p{color:var(--text-secondary);font-size:14px;line-height:1.7}.usecases-page{padding:80px 0}.usecases-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.usecase-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 32px;transition:all var(--transition)}.usecase-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.usecase-icon{width:48px;height:48px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:16px}.usecase-card h3{font-size:1.125rem;font-weight:700;margin-bottom:8px}.usecase-card p{color:var(--text-secondary);font-size:14px;line-height:1.7}@media(max-width:600px){.usecases-grid{grid-template-columns:1fr}}.api-page{padding:80px 0}.api-section{margin-bottom:48px}.api-section-title{font-size:1.5rem;font-weight:700;margin-bottom:20px}.api-auth-card{display:flex;align-items:flex-start;gap:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.api-auth-icon{width:44px;height:44px;border-radius:var(--radius);background:#4a90e21a;color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.api-auth-card p{color:var(--text-secondary);font-size:14px;line-height:1.7}.api-modes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.api-mode-card{background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--primary);border-radius:var(--radius);padding:24px;transition:all var(--transition)}.api-mode-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.api-mode-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.api-mode-header h3{font-size:1rem;font-weight:700}.api-mode-card p{color:var(--text-secondary);font-size:13px;line-height:1.7}.api-tabs{display:flex;gap:4px;margin-bottom:0;background:var(--surface);border:1px solid var(--border);border-bottom:none;border-radius:var(--radius) var(--radius) 0 0;padding:12px 16px 0}.api-tab{padding:10px 20px;border:1px solid transparent;border-bottom:none;border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:none;color:var(--text-secondary);font-family:var(--font);font-size:13px;font-weight:600;cursor:pointer;transition:all var(--transition)}.api-tab.active{background:var(--bg);border-color:var(--border);color:var(--text)}.api-tab:hover:not(.active){color:var(--text);background:var(--surface-hover)}.api-code{background:#1e1e2e;color:#cdd6f4;border-radius:0 0 var(--radius) var(--radius);padding:24px;overflow-x:auto;font-size:13px;line-height:1.7;border:1px solid var(--border);border-top:none}[data-theme=light] .api-code{background:#f5f5f5;color:#2d2d2d}@media(max-width:768px){.api-modes-grid{grid-template-columns:1fr}.api-tabs{flex-wrap:wrap}}.pricing-page{padding:80px 0}.pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;max-width:800px;margin:0 auto;align-items:start}.pricing-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 32px;text-align:center;position:relative;transition:all var(--transition)}.pricing-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.pricing-saas{border-color:var(--primary)}.pricing-badge{display:inline-block;padding:4px 14px;border-radius:100px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:20px}.pricing-badge.oss{background:#00c6ae26;color:var(--accent);border:1px solid rgba(0,198,174,.3)}.pricing-badge.saas{background:#4a90e226;color:var(--primary);border:1px solid rgba(74,144,226,.3)}.pricing-card h2{font-size:1.5rem;font-weight:800;margin-bottom:12px}.pricing-desc{color:var(--text-secondary);font-size:14px;line-height:1.6;margin-bottom:24px}.pricing-amount{margin-bottom:24px}.pricing-price{font-size:3rem;font-weight:800;color:var(--text)}.pricing-period{color:var(--text-muted);font-size:14px}.pricing-soon{font-size:1.25rem;font-weight:700;color:var(--primary);padding:8px 24px;border:2px dashed var(--primary);border-radius:var(--radius);display:inline-block}.pricing-features{list-style:none;margin-bottom:28px;text-align:left}.pricing-features li{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:14px;color:var(--text);border-bottom:1px solid var(--border)}.pricing-features li:last-child{border-bottom:none}.pricing-cta{width:100%;justify-content:center}@media(max-width:600px){.pricing-grid{grid-template-columns:1fr}}.contact-page{padding:80px 0}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:48px;max-width:800px;margin:0 auto}.contact-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--text)}.form-group input,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;transition:border-color var(--transition);outline:none}.form-group input:focus,.form-group textarea:focus{border-color:var(--primary)}.form-group textarea{resize:vertical;min-height:120px}.contact-success{margin-top:16px;padding:12px 16px;background:#00c6ae1a;border:1px solid rgba(0,198,174,.3);border-radius:var(--radius-sm);color:var(--accent);font-size:14px;font-weight:500}.contact-info{display:flex;flex-direction:column;gap:20px}.contact-info-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center}.contact-info-icon{width:48px;height:48px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin:0 auto 12px}.contact-info-card p{font-size:14px;font-weight:600;color:var(--text);margin-bottom:4px}.contact-info-card a{font-size:13px}@media(max-width:600px){.contact-content{grid-template-columns:1fr}}