:root{--bg-color:#1a1a1a;--text-color:#e0e0e0;--chat-bg:#2d2d2d;--user-msg-bg:#4caf50;--accent:#00bcd4;--bg-darker:#111;--primary-btn:#00bcd4;--primary-btn-hover:#008ba3;--secondary-btn-bg:#3d3d3d;--secondary-btn-hover:#505050;--container-width:1200px;--header-height:70px}body.theme-light{--bg-color:#f0f2f5;--text-color:#333;--chat-bg:#fff;--bg-darker:#e4e6eb;--secondary-btn-bg:#ddd;--secondary-btn-hover:#ccc}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.6;overflow-x:hidden}a{text-decoration:none;color:inherit;transition:.3s}ul{list-style:none}img{max-width:100%}.container{max-width:var(--container-width);margin:0 auto;padding:0 20px}.section-padding{padding:80px 0}.bg-darker{background-color:var(--bg-darker)}.highlight{color:var(--accent)}.navbar{height:var(--header-height);background-color:rgba(26,26,26,.95);backdrop-filter:blur(10px);position:fixed;top:0;left:0;right:0;z-index:1000;border-bottom:1px solid #333}.nav-container{display:flex;justify-content:space-between;align-items:center;height:100%}.logo{font-size:1.5rem;font-weight:700;color:var(--text-color)}.logo .dot{color:var(--accent)}.nav-links{display:flex;align-items:center;gap:30px}.nav-links a:not(.btn){font-size:.95rem;color:#aaa}.nav-links a:not(.btn):hover{color:var(--accent)}.hamburger{display:none;cursor:pointer;font-size:1.5rem}.btn{display:inline-block;padding:10px 24px;border-radius:50px;font-weight:600;text-align:center;cursor:pointer;transition:all .3s ease}.btn-primary{background-color:var(--accent);color:#000}.btn-primary:hover{background-color:var(--primary-btn-hover);transform:translateY(-2px)}.btn-secondary{background-color:transparent;border:2px solid var(--accent);color:var(--text-color)}.btn-secondary:hover{background-color:rgba(0,188,212,.1)}.btn-large{padding:14px 32px;font-size:1.1rem}.hero{height:100vh;min-height:600px;display:flex;align-items:center;padding-top:var(--header-height);background:radial-gradient(circle at top right,#2d3b45 0,var(--bg-color) 60%)}.hero-content{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.hero-text h1{font-size:3.5rem;line-height:1.2;margin-bottom:20px}.hero-text p{font-size:1.2rem;color:#ccc;margin-bottom:30px;max-width:500px}.hero-buttons{display:flex;gap:15px;margin-bottom:20px}.small-note{font-size:.8rem!important;color:#777!important}.character-card{background:var(--chat-bg);padding:30px;border-radius:20px;text-align:center;box-shadow:0 10px 40px rgba(0,0,0,.5);position:relative;border:1px solid #333}.avatar-container{width:150px;height:150px;background:#222;border-radius:50%;margin:0 auto 20px;display:flex;justify-content:center;align-items:center;position:relative}.avatar-icon{font-size:4rem;color:var(--accent)}.pulse-ring{position:absolute;top:0;left:0;right:0;bottom:0;border-radius:50%;border:2px solid var(--accent);animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1);opacity:1}to{transform:scale(1.5);opacity:0}}.speech-bubble{background:#222;padding:15px;border-radius:10px;position:relative;color:var(--text-color);font-style:italic}.hero-visual .avatar-face{width:100%;height:100%;display:flex;justify-content:center;align-items:center;position:relative}.gem-icon{font-size:5rem!important;color:var(--accent)!important;z-index:10;line-height:1}.avatar-face.abstract-avatar{background:radial-gradient(circle,rgba(0,188,212,.1) 0,transparent 70%);border-radius:50%}.animate-spin-slow{animation:spin 10s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.section-title{text-align:center;font-size:2.5rem;margin-bottom:60px}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.feature-card{background:var(--chat-bg);padding:40px 30px;border-radius:15px;transition:transform .3s ease;border:1px solid #333}.feature-card:hover{transform:translateY(-10px)}.icon-box{font-size:2.5rem;color:var(--accent);margin-bottom:20px}.feature-card h3{margin-bottom:15px;font-size:1.4rem}.feature-card p{color:#aaa}.split-layout{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.steps-list li{display:flex;gap:20px;margin-bottom:30px}.step-num{font-size:2rem;font-weight:700;color:var(--accent);opacity:.5}.mock-chat{background:#111;border-radius:15px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.5);border:1px solid #333}.chat-header{background:var(--chat-bg);padding:15px;font-weight:700;text-align:center;border-bottom:1px solid #333}.chat-body{padding:20px;display:flex;flex-direction:column;gap:15px}.msg{padding:10px 15px;border-radius:15px;max-width:80%;font-size:.9rem}.msg.user{background:var(--user-msg-bg);color:#000;align-self:flex-end;border-bottom-right-radius:2px}.msg.agent{background:#333;color:#fff;align-self:flex-start;border-bottom-left-radius:2px}.cta{text-align:center;background:linear-gradient(135deg,var(--accent) 0,#006064 100%);color:#fff}.cta h2{margin-bottom:15px;font-size:2.5rem}.cta p{margin-bottom:30px;font-size:1.2rem;opacity:.9}.cta .btn{background:#fff;color:var(--accent)}.cta .btn:hover{background:#f0f0f0;transform:scale(1.05)}footer{background-color:#111;padding:60px 0 20px;border-top:1px solid #333}.footer-content{display:flex;justify-content:space-between;flex-wrap:wrap;gap:40px;margin-bottom:40px}.footer-brand h3{font-size:1.8rem;color:var(--accent)}.footer-legal,.footer-links{display:flex;gap:20px}.footer-legal a,.footer-links a{color:#aaa}.footer-legal a:hover,.footer-links a:hover{color:var(--accent)}.copyright{text-align:center;font-size:.8rem;color:#555;margin-top:20px}.page-header{padding-top:calc(var(--header-height) + 60px);padding-bottom:40px;text-align:center}.page-title{font-size:2.5rem;margin-bottom:15px}.faq-search-container{max-width:600px;margin:30px auto 60px;position:relative}#faq-search{width:100%;padding:15px 20px;border-radius:50px;border:1px solid #444;background:var(--chat-bg);color:var(--text-color);font-size:1.1rem;outline:none;transition:all .3s ease}#faq-search:focus{border-color:var(--accent);box-shadow:0 0 15px rgba(0,188,212,.2)}.faq-container{max-width:800px;margin:0 auto;padding-bottom:80px}.faq-item{background:var(--chat-bg);border-radius:10px;margin-bottom:15px;border:1px solid #333;overflow:hidden;transition:all .3s ease}.faq-question{width:100%;text-align:left;padding:20px;background:transparent;border:none;color:var(--text-color);font-size:1.1rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.faq-question:hover{background:hsla(0,0%,100%,.05)}.faq-icon{transition:transform .3s ease;color:var(--accent)}.faq-answer{max-height:0;overflow:hidden;padding:0 20px;background:rgba(0,0,0,.2);transition:all .3s ease-in-out;color:#ccc}.faq-answer p{margin-bottom:20px;padding-top:10px}.faq-item.active .faq-icon{transform:rotate(45deg)}.faq-item.active .faq-answer{max-height:300px;padding-bottom:20px}@media (max-width:768px){.hero-content,.split-layout{grid-template-columns:1fr;text-align:center}.hero-text h1{font-size:2.5rem}.hero-buttons{justify-content:center}.nav-links{display:none}.hamburger{display:block;color:var(--text-color)}.footer-content{flex-direction:column;text-align:center}.footer-legal,.footer-links{justify-content:center}.page-title{font-size:2rem}}