:root{--bg-main:#fff;--bg-subtle:#f8f7ff;--bg-card:#ffffffd9;--bg-card-hover:#fff;--primary-purple:#4f46e5;--primary-indigo:#6366f1;--primary-blue:#3b82f6;--primary-glow:#6366f159;--teal:#10b981;--amber:#f59e0b;--rose:#f43f5e;--text-main:#0f172a;--text-muted:#64748b;--text-dim:#94a3b8;--border-light:#e2e8f0cc;--border-purple:#6366f140;--font-main:"Inter", sans-serif;--font-title:"Outfit", sans-serif;--shadow-sm:0 4px 12px #0f172a0a;--shadow-md:0 12px 32px #6366f114;--shadow-lg:0 20px 48px #6366f11f;--transition:all .25s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-main);background-color:var(--bg-main);color:var(--text-main);line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}ul{list-style:none}h1,h2,h3,h4,h5{font-family:var(--font-title);color:var(--text-main);line-height:1.15}.text-purple-gradient{background:linear-gradient(135deg,#4f46e5 0%,#3b82f6 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var(--border-light);box-shadow:var(--shadow-md);transition:var(--transition);background:#ffffffe6;border-radius:24px}.light-card:hover{box-shadow:var(--shadow-lg);border-color:var(--border-purple)}.site-header{z-index:100;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);background:#ffffffd9;padding:16px 0;position:fixed;top:0;left:0;right:0}.header-container{justify-content:space-between;align-items:center;display:flex}.logo{font-family:var(--font-title);color:var(--text-main);align-items:center;gap:10px;font-size:24px;font-weight:800;display:flex}.brand-logo-img{object-fit:contain;width:auto;height:42px}.logo-icon-bg{background:linear-gradient(135deg,#4f46e5 0%,#6366f1 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70%);padding-top:170px;padding-bottom:110px;position:relative}.ambient-glow{filter:blur(100px);pointer-events:none;opacity:.6;border-radius:50%;position:absolute}.glow-1{background:#e0e7ff;width:500px;height:500px;top:-100px;left:50%;transform:translate(-50%)}.glow-2{background:#ede9fe;width:400px;height:400px;top:200px;right:-100px}.hero-container-centered{justify-content:center;align-items:center;max-width:1200px;min-height:560px;display:flex;position:relative}.hero-center-content{text-align:center;z-index:10;max-width:780px;margin:0 auto}.hero-main-title{letter-spacing:-2px;color:#0f172a;margin-bottom:24px;font-size:64px;font-weight:900}.hero-subtitle-centered{color:var(--text-muted);margin-bottom:40px;font-size:18.5px;font-weight:500;line-height:1.6}.hero-cta-box{margin-bottom:48px}.hero-stats-row{box-shadow:var(--shadow-md);border:1px solid var(--border-light);background:#ffffffe6;border-radius:99px;align-items:center;gap:32px;padding:16px 36px;display:inline-flex}.stat-item{text-align:center}.stat-num{color:var(--primary-indigo);font-size:26px;font-weight:900}.stat-desc{color:var(--text-muted);font-size:13px;font-weight:600}.stat-divider{background:var(--border-light);width:1px;height:28px}.floating-widget{-webkit-backdrop-filter:blur(14px);z-index:5;transition:var(--transition);background:#ffffffeb;border:1px solid #e2e8f0e6;border-radius:20px;padding:16px 20px;position:absolute;box-shadow:0 16px 36px #6366f114}.floating-widget:hover{transform:translateY(-4px);box-shadow:0 20px 44px #6366f126}.float-slow{animation:5s ease-in-out infinite floatAnim}.float-medium{animation:4s ease-in-out 1s infinite floatAnim}.float-fast{animation:3.5s ease-in-out .5s infinite floatAnim}@keyframes floatAnim{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.widget-streak{top:20px;left:0}.streak-header{align-items:center;gap:12px;display:flex}.streak-circle{border:2px solid var(--primary-indigo);width:42px;height:42px;color:var(--primary-indigo);background:#eef2ff;border-radius:50%;justify-content:center;align-items:center;font-size:15px;font-weight:800;display:flex}.widget-label{color:var(--text-dim);text-transform:uppercase;font-size:11.5px;font-weight:700}.widget-val{color:var(--text-main);font-size:14.5px;font-weight:800}.widget-chat{max-width:240px;top:180px;left:-20px}.chat-widget-header{align-items:center;gap:10px;margin-bottom:8px;display:flex}.avatar-emoji{font-size:24px}.widget-title{font-size:14px;font-weight:800}.widget-sub{color:var(--text-muted);font-size:11.5px}.chat-widget-msg{color:var(--text-main);background:#f1f5f9;border-radius:12px;margin-bottom:8px;padding:8px 12px;font-size:12.5px}.mini-waveform{align-items:center;gap:3px;display:flex}.mini-waveform .bar{background:var(--primary-indigo);border-radius:2px;width:3px;animation:1.2s ease-in-out infinite wave}.b1{height:10px;animation-delay:.1s}.b2{height:18px;animation-delay:.3s}.b3{height:12px;animation-delay:.2s}.b4{height:16px;animation-delay:.4s}.b5{height:8px;animation-delay:.15s}.timer-text{color:var(--text-muted);margin-left:6px;font-size:11px}.widget-grammar{width:230px;bottom:10px;left:20px}.widget-row{justify-content:space-between;align-items:center;display:flex}.widget-text-sm{color:var(--text-muted);font-size:12px}.score-circle{width:36px;height:36px;color:var(--teal);background:#10b9811f;border-radius:50%;justify-content:center;align-items:center;font-size:13.5px;font-weight:800;display:flex}.widget-divider{background:var(--border-light);height:1px;margin:10px 0}.widget-unit{color:var(--text-muted);font-size:11px;font-weight:500}.book-badge{font-size:20px}.widget-live{top:30px;right:10px}.live-widget-row{align-items:center;gap:12px;margin-bottom:8px;display:flex}.live-pill{color:var(--primary-purple);background:#eef2ff;border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:10.5px;font-weight:800;display:flex}.live-dot{background-color:var(--teal);border-radius:50%;width:6px;height:6px}.call-timer{color:var(--text-muted);font-size:11.5px;font-weight:600}.live-users-avatars{gap:6px;display:flex}.user-avatar-sm{background:#f1f5f9;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;display:flex}.widget-vocab{top:190px;right:-20px}.widget-big-num{color:var(--primary-indigo);margin:4px 0;font-size:32px;font-weight:900;line-height:1}.widget-community{text-align:center;bottom:20px;right:10px}.widget-bold-text{color:var(--primary-indigo);font-size:22px;font-weight:900}.avatar-stack{justify-content:center;margin-top:6px;font-size:16px;display:flex}.demo-section{background:var(--bg-subtle);border-y:1px solid var(--border-light);padding:90px 0}.section-tag{letter-spacing:1px;color:var(--primary-indigo);margin-bottom:10px;font-size:12px;font-weight:800;display:inline-block}.section-title{margin-bottom:14px;font-size:38px;font-weight:800}.section-subtitle{color:var(--text-muted);max-width:580px;margin:0 auto;font-size:16.5px}.demo-card{grid-template-columns:300px 1fr;gap:32px;margin-top:48px;padding:32px;display:grid}.coach-selector{flex-direction:column;gap:12px;display:flex}.coach-tab{border:1px solid var(--border-light);color:var(--text-main);cursor:pointer;text-align:left;transition:var(--transition);background:#fff;border-radius:16px;align-items:center;gap:14px;padding:16px;display:flex}.coach-tab.active,.coach-tab:hover{border-color:var(--primary-indigo);background:#eef2ff}.coach-avatar{font-size:28px}.coach-tab h4{font-size:16px;font-weight:700}.coach-tab p{color:var(--text-muted);font-size:12px}.demo-player-box{border:1px solid var(--border-light);background:#fff;border-radius:20px;flex-direction:column;justify-content:space-between;padding:28px;display:flex}.player-info h3{margin-bottom:6px;font-size:22px}.player-info p{color:var(--text-muted);font-size:14px}.sample-quote-box{border-left:3px solid var(--primary-indigo);background:#f8fafc;border-radius:16px;align-items:flex-start;gap:12px;margin:24px 0;padding:20px;display:flex}.volume-icon{color:var(--primary-indigo);flex-shrink:0;margin-top:2px}.sample-quote-box p{color:var(--text-main);font-size:15px;font-style:italic;line-height:1.5}.player-controls{align-items:center;gap:20px;display:flex}.audio-progress-bar{background:#e2e8f0;border-radius:3px;flex:1;height:6px;overflow:hidden}.audio-progress-fill{background:var(--teal);width:0%;height:100%;transition:width .1s linear}.features-section{padding:100px 0}.features-grid{grid-template-columns:repeat(2,1fr);gap:28px;margin-top:56px;display:grid}.feature-card{padding:36px;position:relative}.feature-highlight{border-color:var(--primary-indigo);background:linear-gradient(#eef2ff 0%,#fff 100%)}.feature-badge{background:var(--primary-indigo);color:#fff;border-radius:12px;padding:4px 10px;font-size:10px;font-weight:800;position:absolute;top:20px;right:20px}.feature-icon{border-radius:16px;justify-content:center;align-items:center;width:52px;height:52px;margin-bottom:20px;display:flex}.icon-purple{color:var(--primary-purple);background:#eef2ff}.icon-blue{color:var(--primary-blue);background:#e0f2fe}.icon-amber{color:var(--amber);background:#fef3c7}.icon-teal{color:var(--teal);background:#d1fae5}.feature-card h3{margin-bottom:12px;font-size:22px}.feature-card p{color:var(--text-muted);margin-bottom:24px;font-size:15px}.feature-checklist{flex-direction:column;gap:12px;display:flex}.feature-checklist li{color:var(--text-main);align-items:center;gap:10px;font-size:14.5px;font-weight:500;display:flex}.check-purple{color:var(--primary-purple)}.check-blue{color:var(--primary-blue)}.check-amber{color:var(--amber)}.check-teal{color:var(--teal)}.how-section{background:var(--bg-subtle);padding:90px 0}.steps-wrapper{grid-template-columns:repeat(3,1fr);gap:32px;margin-top:56px;display:grid}.step-card{border:1px solid var(--border-light);box-shadow:var(--shadow-sm);background:#fff;border-radius:24px;padding:36px 28px}.step-num{font-family:var(--font-title);color:var(--primary-indigo);margin-bottom:16px;font-size:44px;font-weight:900}.step-card h3{margin-bottom:10px;font-size:20px}.step-card p{color:var(--text-muted);font-size:14.5px}.pricing-section{padding:100px 0}.pricing-toggle-box{border:1px solid var(--border-light);box-shadow:var(--shadow-sm);background:#fff;border-radius:99px;align-items:center;gap:16px;margin-top:28px;padding:8px 24px;display:inline-flex}.toggle-label{color:var(--text-muted);font-size:14px;font-weight:600}.toggle-label.active{color:var(--text-main)}.discount-pill{color:var(--teal);background:#10b9811f;border-radius:10px;margin-left:4px;padding:2px 8px;font-size:10px;font-weight:800}.switch{width:48px;height:24px;display:inline-block;position:relative}.switch input{opacity:0;width:0;height:0}.slider{cursor:pointer;background-color:#e2e8f0;transition:all .4s;position:absolute;inset:0}.slider:before{content:"";background-color:#fff;width:18px;height:18px;transition:all .4s;position:absolute;bottom:3px;left:3px}input:checked+.slider{background-color:var(--primary-indigo)}input:checked+.slider:before{transform:translate(24px)}.slider.round{border-radius:24px}.slider.round:before{border-radius:50%}.pricing-grid{grid-template-columns:repeat(3,1fr);gap:28px;margin-top:56px;display:grid}.pricing-card{flex-direction:column;justify-content:space-between;padding:36px 28px;display:flex;position:relative}.pricing-popular{border-color:var(--primary-indigo);box-shadow:var(--shadow-lg);transform:scale(1.03)}.popular-tag{background:var(--primary-indigo);color:#fff;border-radius:12px;padding:4px 14px;font-size:11px;font-weight:800;position:absolute;top:-14px;left:50%;transform:translate(-50%)}.plan-header h3{margin-bottom:6px;font-size:22px}.plan-header p{color:var(--text-muted);margin-bottom:24px;font-size:13.5px}.plan-price{font-family:var(--font-title);margin-bottom:28px}.currency{font-size:24px;font-weight:700}.amount{color:var(--primary-indigo);font-size:48px;font-weight:900}.period{color:var(--text-muted);font-size:14px}.plan-features{flex-direction:column;gap:14px;margin-bottom:32px;display:flex}.plan-features li{align-items:center;gap:10px;font-size:14px;display:flex}.plan-features .check{color:var(--teal);width:16px}.faq-section{background:var(--bg-subtle);padding:90px 0}.faq-accordion{flex-direction:column;gap:16px;max-width:760px;margin:48px auto 0;display:flex}.faq-item{border:1px solid var(--border-light);background:#fff;border-radius:18px;overflow:hidden}.faq-question{width:100%;color:var(--text-main);text-align:left;cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;padding:20px 24px;font-size:16.5px;font-weight:700;display:flex}.faq-answer{max-height:0;padding:0 24px;transition:max-height .3s;overflow:hidden}.faq-answer p{color:var(--text-muted);padding-bottom:20px;font-size:14.5px;line-height:1.6}.faq-item.open .faq-answer{max-height:200px}.faq-item.open i{transition:var(--transition);transform:rotate(180deg)}.cta-banner-section{padding:80px 0 110px}.cta-card{text-align:center;border-color:var(--border-purple);background:linear-gradient(135deg,#eef2ff 0%,#fff 100%);padding:60px 40px}.cta-card h2{margin-bottom:12px;font-size:36px}.cta-card p{color:var(--text-muted);max-width:600px;margin-bottom:32px;margin-left:auto;margin-right:auto;font-size:17px}.site-footer{border-top:1px solid var(--border-light);background:#faf9ff;padding:80px 0 30px}.footer-container{grid-template-columns:1fr 2fr;gap:60px;margin-bottom:60px;display:grid}.footer-brand p{color:var(--text-muted);max-width:300px;margin-top:16px;font-size:14px}.footer-links-group{grid-template-columns:repeat(3,1fr);gap:32px;display:grid}.footer-col h4{color:var(--text-main);margin-bottom:18px;font-size:15px}.footer-col a{color:var(--text-muted);transition:var(--transition);margin-bottom:10px;font-size:13.5px;display:block}.footer-col a:hover{color:var(--primary-indigo)}.footer-bottom{border-top:1px solid var(--border-light);color:var(--text-dim);text-align:center;padding-top:28px;font-size:13px}@media (width<=1100px){.floating-widget{display:none}.hero-main-title{font-size:48px}}@media (width<=992px){.demo-card,.features-grid,.pricing-grid{grid-template-columns:1fr}.pricing-popular{transform:none}.steps-wrapper,.footer-container{grid-template-columns:1fr}}@media (width<=768px){.hero-main-title{letter-spacing:-1px;font-size:36px}.nav-menu{display:none}.mobile-menu-btn{display:block}.hero-stats-row{border-radius:20px;flex-direction:column;gap:16px}.stat-divider{display:none}}:root{--bg-dark:#0d0d12;--card-bg:#16161f;--card-border:#ffffff14;--accent-blue:#4f7cff;--accent-green:#00d4aa;--accent-gold:#ffb300;--text-main:#fff;--text-muted:#8e8ea8}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);flex-direction:column;min-height:100vh;font-family:Inter,sans-serif;display:flex}header{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--card-border);z-index:100;background-color:#16161fe6;justify-content:space-between;align-items:center;padding:16px 32px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:12px;display:flex}.brand img{height:38px}.brand-title{color:var(--text-main);font-family:Outfit,sans-serif;font-size:20px;font-weight:800}.badge-admin{color:var(--accent-blue);background:#4f7cff26;border:1px solid #4f7cff4d;border-radius:20px;padding:4px 10px;font-size:12px;font-weight:700}.header-actions{align-items:center;gap:16px;display:flex}.btn-refresh{background-color:var(--accent-blue);color:#fff;cursor:pointer;border:none;border-radius:10px;align-items:center;gap:8px;padding:10px 18px;font-weight:600;transition:all .2s;display:flex}.btn-refresh:hover{opacity:.9;transform:translateY(-1px)}main{flex:1;width:100%;max-width:1300px;margin:0 auto;padding:32px 24px}.dashboard-title{margin-bottom:8px;font-family:Outfit,sans-serif;font-size:28px;font-weight:800}.dashboard-subtitle{color:var(--text-muted);margin-bottom:28px;font-size:14px}.kpi-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:36px;display:grid}.kpi-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;flex-direction:column;gap:12px;padding:22px;display:flex}.kpi-header{color:var(--text-muted);justify-content:space-between;align-items:center;font-size:13px;font-weight:600;display:flex}.kpi-icon{border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.kpi-value{color:var(--text-main);font-family:Outfit,sans-serif;font-size:32px;font-weight:800}.kpi-subtext{color:var(--accent-green);font-size:12px;font-weight:600}.table-container{background:var(--card-bg);border:1px solid var(--card-border);border-radius:18px;padding:24px;overflow:hidden}.table-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.table-title{font-family:Outfit,sans-serif;font-size:20px;font-weight:700}.search-input{border:1px solid var(--card-border);color:#fff;background:#0d0d12;border-radius:10px;outline:none;width:260px;padding:10px 16px;font-size:14px}.search-input:focus{border-color:var(--accent-blue)}table{border-collapse:collapse;text-align:left;width:100%;font-size:14px}th{color:var(--text-muted);border-bottom:1px solid var(--card-border);text-transform:uppercase;letter-spacing:.5px;padding:14px 16px;font-size:13px;font-weight:600}td{color:#e2e2f0;border-bottom:1px solid #ffffff0a;padding:16px}tr:last-child td{border-bottom:none}tr:hover td{background-color:#ffffff05}.plan-badge{border-radius:12px;padding:4px 10px;font-size:12px;font-weight:700;display:inline-block}.plan-free{color:var(--accent-green);background:#00d4aa1f;border:1px solid #00d4aa4d}.plan-pro{color:var(--accent-blue);background:#4f7cff26;border:1px solid #4f7cff4d}.empty-state{text-align:center;color:var(--text-muted);padding:48px 16px;font-size:15px}footer{text-align:center;color:var(--text-muted);border-top:1px solid var(--card-border);margin-top:40px;padding:24px;font-size:13px}.support-container{background:var(--surface-light);border:1px solid var(--border-color);border-radius:24px;max-width:600px;margin:120px auto 60px;padding:40px;box-shadow:0 8px 32px #0003}.support-container h1{color:#fff;text-align:center;margin-bottom:10px;font-family:Outfit,sans-serif;font-size:2.5rem}.support-container p{color:var(--text-muted);text-align:center;margin-bottom:30px;font-size:1.1rem;line-height:1.6}.support-form .form-group{margin-bottom:20px}.support-form label{color:var(--text-color);margin-bottom:8px;font-weight:500;display:block}.support-form input,.support-form textarea,.support-form select{border:1px solid var(--border-color);color:#fff;background:#ffffff0d;border-radius:12px;width:100%;padding:12px 16px;font-family:Inter,sans-serif;font-size:1rem}.support-form input:focus,.support-form textarea:focus,.support-form select:focus{border-color:var(--primary-color);background:#ffffff14;outline:none}.support-form textarea{resize:vertical;min-height:120px}.support-form .btn-submit{cursor:pointer;border:none;border-radius:12px;width:100%;margin-top:10px;padding:14px;font-family:Outfit,sans-serif;font-size:1.1rem;font-weight:600}.privacy-page{color:#e0e6ed;background-color:#0b0c10;flex-direction:column;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex}.privacy-container{width:100%;max-width:860px;margin:100px auto 60px;padding:0 24px}.privacy-header-badge{color:#8c5cff;text-transform:uppercase;letter-spacing:1px;background:#5b23ed26;border:1px solid #8c5cff40;border-radius:20px;margin-bottom:12px;padding:6px 14px;font-size:.85rem;font-weight:600;display:inline-block}.privacy-container h1{color:#fff;letter-spacing:-.5px;margin-bottom:8px;font-size:2.8rem;font-weight:800}.last-updated{color:#8b9bb4;margin-bottom:32px;font-size:.95rem}.privacy-card,.privacy-section{background:#141721;border:1px solid #ffffff14;border-radius:16px;margin-bottom:24px;padding:28px 32px;box-shadow:0 8px 32px #0003}.intro-text{color:#d1d9e6;margin:0;font-size:1.15rem;line-height:1.7}.intro-text a,.privacy-section a{color:#8c5cff;font-weight:600;text-decoration:none;transition:color .2s}.intro-text a:hover,.privacy-section a:hover{color:#a782ff;text-decoration:underline}.privacy-section h2{color:#fff;margin-top:0;margin-bottom:16px;font-size:1.4rem;font-weight:700}.privacy-section p{color:#a0aec0;margin-bottom:16px;font-size:1.05rem;line-height:1.7}.privacy-section ul{margin-bottom:0;padding-left:20px}.privacy-section li{color:#cbd5e1;margin-bottom:12px;font-size:1.02rem;line-height:1.7}.privacy-section li:last-child{margin-bottom:0}.contact-card{background:linear-gradient(135deg,#5b23ed1f 0%,#141721e6 100%);border:1px solid #8c5cff4d}.contact-details{background:#00000040;border:1px solid #ffffff0d;border-radius:12px;margin-top:16px;padding:20px 24px}.contact-details p{color:#e2e8f0;margin-bottom:8px}.contact-details p:last-child{margin-bottom:0}.brand-name{color:#fff;margin-left:10px;font-size:1.4rem;font-weight:700}@media (width<=768px){.privacy-container{margin-top:80px;padding:0 16px}.privacy-container h1{font-size:2.1rem}.privacy-card,.privacy-section{padding:20px}}