*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#00C9A7;--primary-dark:#00A88A;--secondary:#1A1A2E;--accent:#FF6B6B;--text:#333;--text-light:#666;--bg:#fff;--bg-light:#F8FFFE;--shadow:0 4px 20px rgba(0,201,167,.15);--radius:12px;--transition:.3s ease}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border:none;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition);text-align:center}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 15px rgba(0,201,167,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,201,167,.5)}
.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-lg{padding:16px 36px;font-size:1.1rem}
.section{padding:80px 0}
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:2.2rem;color:var(--secondary);margin-bottom:12px}
.section-title p{color:var(--text-light);max-width:600px;margin:0 auto}
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:16px 0;transition:var(--transition);background:transparent}
.header.scrolled{background:rgba(26,26,46,.95);backdrop-filter:blur(10px);padding:10px 0;box-shadow:0 2px 20px rgba(0,0,0,.1)}
.header .container{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-size:1.5rem;font-weight:700;color:#fff}
.logo span{color:var(--primary)}
.logo img{height:36px}
.nav{display:flex;align-items:center;gap:8px}
.nav-list{display:flex;list-style:none;gap:4px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:4px;padding:10px 16px;color:#fff;font-weight:500;border-radius:8px}
.nav-link:hover,.nav-link.active{background:rgba(255,255,255,.1);color:var(--primary)}
.nav-link .arrow{transition:var(--transition);font-size:.7rem}
.nav-item:hover .arrow{transform:rotate(180deg)}
.dropdown{position:absolute;top:100%;left:0;min-width:200px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition);padding:8px 0}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 20px;color:var(--text);font-size:.95rem}
.dropdown a:hover{background:var(--bg-light);color:var(--primary)}
.nav-cta{margin-left:12px}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}
.hamburger span{width:24px;height:2px;background:#fff;transition:var(--transition)}
.hero{min-height:100vh;background:linear-gradient(135deg,#1A1A2E 0%,#16213E 50%,#0F3460 100%);display:flex;align-items:center;padding:120px 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(0,201,167,.15) 0%,transparent 70%);border-radius:50%}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-content h1{font-size:3rem;color:#fff;line-height:1.2;margin-bottom:20px}
.hero-content h1 span{color:var(--primary)}
.hero-content .tagline{font-size:1.2rem;color:rgba(255,255,255,.8);margin-bottom:30px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:40px}
.stat-item{text-align:center}
.stat-num{font-size:1.8rem;font-weight:700;color:var(--primary)}
.stat-label{font-size:.85rem;color:rgba(255,255,255,.7)}
.player-demo{background:rgba(255,255,255,.08);backdrop-filter:blur(20px);border-radius:20px;padding:24px;border:1px solid rgba(255,255,255,.1);max-width:380px;margin:0 auto}
.player-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.player-header h3{color:#fff;font-size:1.1rem}
.player-album{width:100%;aspect-ratio:1;border-radius:12px;background:linear-gradient(135deg,var(--primary),#0F3460);display:flex;align-items:center;justify-content:center;margin-bottom:20px;position:relative;overflow:hidden}
.player-album img{width:100%;height:100%;object-fit:cover}
.player-album .eq{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:4px;align-items:flex-end;height:40px}
.eq-bar{width:6px;background:var(--primary);border-radius:3px;animation:eq 1s ease-in-out infinite}
.eq-bar:nth-child(1){height:20px;animation-delay:0s}
.eq-bar:nth-child(2){height:35px;animation-delay:.1s}
.eq-bar:nth-child(3){height:25px;animation-delay:.2s}
.eq-bar:nth-child(4){height:40px;animation-delay:.3s}
.eq-bar:nth-child(5){height:15px;animation-delay:.4s}
@keyframes eq{0%,100%{transform:scaleY(1)}50%{transform:scaleY(.4)}}
.player-info{text-align:center;margin-bottom:16px}
.player-info .song{color:#fff;font-weight:600;font-size:1.1rem}
.player-info .artist{color:rgba(255,255,255,.6);font-size:.9rem}
.player-progress{margin-bottom:16px}
.progress-bar{height:4px;background:rgba(255,255,255,.2);border-radius:2px;cursor:pointer;position:relative}
.progress-fill{height:100%;width:35%;background:var(--primary);border-radius:2px;position:relative}
.progress-fill::after{content:'';position:absolute;right:-6px;top:50%;transform:translateY(-50%);width:12px;height:12px;background:#fff;border-radius:50%;box-shadow:0 0 8px rgba(0,201,167,.5)}
.progress-time{display:flex;justify-content:space-between;font-size:.75rem;color:rgba(255,255,255,.5);margin-top:6px}
.player-controls{display:flex;align-items:center;justify-content:center;gap:20px}
.ctrl-btn{background:none;border:none;color:#fff;cursor:pointer;font-size:1.2rem;opacity:.8;transition:var(--transition);width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%}
.ctrl-btn:hover{opacity:1;background:rgba(255,255,255,.1)}
.ctrl-btn.play{width:56px;height:56px;background:var(--primary);font-size:1.5rem;opacity:1}
.ctrl-btn.play:hover{background:var(--primary-dark);transform:scale(1.05)}
.player-actions{display:flex;justify-content:center;gap:24px;margin-top:16px}
.action-btn{background:none;border:none;color:rgba(255,255,255,.6);cursor:pointer;font-size:.85rem;display:flex;flex-direction:column;align-items:center;gap:4px;transition:var(--transition)}
.action-btn:hover,.action-btn.active{color:var(--primary)}
.features{background:var(--bg-light)}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:#fff;border-radius:var(--radius);padding:28px 24px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.04);transition:var(--transition);border:1px solid transparent}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(0,201,167,.2)}
.feature-icon{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,rgba(0,201,167,.15),rgba(0,201,167,.05));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.feature-card h3{font-size:1.1rem;margin-bottom:8px;color:var(--secondary)}
.feature-card p{font-size:.9rem;color:var(--text-light)}
.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scenario-card{position:relative;border-radius:var(--radius);overflow:hidden;height:220px;cursor:pointer}
.scenario-card img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.scenario-card:hover img{transform:scale(1.08)}
.scenario-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(26,26,46,.9) 0%,transparent 60%);display:flex;flex-direction:column;justify-content:flex-end;padding:20px}
.scenario-overlay h3{color:#fff;font-size:1.2rem;margin-bottom:4px}
.scenario-overlay p{color:rgba(255,255,255,.7);font-size:.85rem}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;align-items:center}
.price-card{background:#fff;border-radius:16px;padding:36px 28px;text-align:center;border:2px solid #eee;transition:var(--transition);position:relative}
.price-card.popular{border-color:var(--primary);transform:scale(1.05);box-shadow:var(--shadow)}
.price-card.popular .badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:6px 20px;border-radius:20px;font-size:.8rem;font-weight:600}
.price-card h3{font-size:1.3rem;margin-bottom:8px;color:var(--secondary)}
.price-card .price{font-size:2.5rem;font-weight:700;color:var(--primary);margin:16px 0}
.price-card .price span{font-size:1rem;font-weight:400;color:var(--text-light)}
.price-card ul{list-style:none;text-align:left;margin:24px 0}
.price-card li{padding:8px 0;font-size:.95rem;color:var(--text-light);display:flex;align-items:center;gap:10px}
.price-card li::before{content:'✓';color:var(--primary);font-weight:700}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:var(--radius);margin-bottom:12px;box-shadow:0 2px 8px rgba(0,0,0,.04);overflow:hidden}
.faq-q{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;color:var(--secondary);transition:var(--transition)}
.faq-q:hover{color:var(--primary)}
.faq-q .icon{transition:var(--transition);font-size:1.2rem}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s}
.faq-item.open .faq-a{max-height:500px;padding:0 24px 20px}
.faq-a p{color:var(--text-light);font-size:.95rem}
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:0 2px 12px rgba(0,0,0,.05)}
.testimonial-card .stars{color:#FFD700;margin-bottom:12px;letter-spacing:2px}
.testimonial-card p{color:var(--text-light);font-size:.95rem;margin-bottom:16px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.author-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700}
.author-info h4{font-size:.95rem;color:var(--secondary)}
.author-info span{font-size:.8rem;color:var(--text-light)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.05);transition:var(--transition)}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.news-card img{width:100%;height:180px;object-fit:cover}
.news-card-body{padding:20px}
.news-card .date{font-size:.8rem;color:var(--primary);margin-bottom:8px}
.news-card h3{font-size:1.05rem;margin-bottom:8px;color:var(--secondary);line-height:1.4}
.news-card p{font-size:.9rem;color:var(--text-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cta-section{background:linear-gradient(135deg,#1A1A2E,#0F3460);padding:80px 0;text-align:center}
.cta-section h2{color:#fff;font-size:2.2rem;margin-bottom:16px}
.cta-section p{color:rgba(255,255,255,.8);margin-bottom:32px;max-width:500px;margin-left:auto;margin-right:auto}
.footer{background:var(--secondary);color:rgba(255,255,255,.7);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand h3{color:#fff;font-size:1.4rem;margin-bottom:12px}
.footer-brand h3 span{color:var(--primary)}
.footer-brand p{font-size:.9rem;margin-bottom:16px}
.footer-col h4{color:#fff;margin-bottom:16px;font-size:1rem}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:.85rem}
.page-hero{padding:140px 0 60px;background:linear-gradient(135deg,#1A1A2E,#0F3460);text-align:center;color:#fff}
.page-hero h1{font-size:2.5rem;margin-bottom:12px}
.page-hero p{opacity:.8;max-width:600px;margin:0 auto}
.breadcrumb{display:flex;gap:8px;justify-content:center;margin-top:16px;font-size:.9rem}
.breadcrumb a{opacity:.7}
.breadcrumb a:hover{opacity:1;color:var(--primary)}
.breadcrumb span{opacity:.5}
@media(max-width:992px){
.hero-grid,.features-grid{grid-template-columns:1fr 1fr}
.scenarios-grid,.pricing-grid,.testimonials-grid,.news-grid{grid-template-columns:1fr 1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.nav-list{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(26,26,46,.98);flex-direction:column;padding:16px;gap:0}
.nav-list.open{display:flex}
.nav-item{width:100%}
.nav-link{padding:14px 16px;justify-content:space-between}
.dropdown{position:static;opacity:1;visibility:visible;transform:none;display:none;box-shadow:none;background:rgba(255,255,255,.05);border-radius:0;padding:0}
.nav-item.open .dropdown{display:block}
.dropdown a{color:rgba(255,255,255,.8);padding:12px 24px}
.hamburger{display:flex}
.nav-cta{display:none}
.hero-content h1{font-size:2.2rem}
.price-card.popular{transform:none}
}
@media(max-width:768px){
.hero-grid,.features-grid,.scenarios-grid,.pricing-grid,.testimonials-grid,.news-grid,.footer-grid{grid-template-columns:1fr}
.hero{padding:100px 0 60px}
.hero-content{text-align:center}
.hero-btns{justify-content:center}
.hero-stats{justify-content:center}
.section{padding:60px 0}
.section-title h2{font-size:1.8rem}
.player-demo{max-width:100%}
}
@media(max-width:480px){
.hero-content h1{font-size:1.8rem}
.hero-stats{flex-direction:column;gap:16px}
.btn{padding:12px 20px;font-size:.9rem}
.stat-num{font-size:1.4rem}
}