:root{
  --c-primary:#0ac6bd;--c-primary-dark:#089e97;--c-accent:#e6244d;
  --c-dark:#1a1a1a;--c-text:#333;--c-text-light:#666;
  --c-bg-light:#f4f7f9;--c-white:#fff;
  --shadow-sm:0 4px 12px rgba(0,0,0,.05);--shadow-md:0 12px 30px rgba(0,0,0,.08);
  --radius:12px;--container:1140px;--nav-height:72px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-height)}
body{font-family:'Noto Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--c-text);background:var(--c-white);line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:.3s}
ul{list-style:none}
img{max-width:100%;display:block}

/* Nav */
.navbar{position:fixed;top:0;left:0;right:0;height:var(--nav-height);z-index:1000;transition:.3s;background:transparent}
.navbar.scrolled,.navbar.solid{background:rgba(255,255,255,.95);backdrop-filter:blur(12px);box-shadow:0 2px 20px rgba(0,0,0,.08)}
.navbar.scrolled .nav-logo,.navbar.solid .nav-logo,
.navbar.scrolled .nav-link,.navbar.solid .nav-link{color:var(--c-dark)}
.navbar.scrolled .nav-btn,.navbar.solid .nav-btn{background:var(--c-accent);color:#fff;border-color:var(--c-accent)}
.nav-inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:1.5rem;font-weight:900;color:#fff;letter-spacing:-.5px;display:flex;align-items:center;gap:8px}
.nav-logo svg{width:32px;height:32px;fill:currentColor}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-link{color:rgba(255,255,255,.9);font-weight:500;font-size:.95rem;position:relative}
.nav-link:hover{color:#fff}
.navbar.scrolled .nav-link:hover,.navbar.solid .nav-link:hover{color:var(--c-primary)}
.nav-link::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--c-primary);transition:width .3s}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.nav-btn{padding:10px 24px;border-radius:50px;font-weight:700;font-size:.9rem;border:2px solid rgba(255,255,255,.6);color:#fff;transition:.3s}
.nav-btn:hover{background:#fff;color:var(--c-dark);border-color:#fff}
.nav-lang{display:inline-flex;align-items:center;gap:4px;padding:6px 12px;border-radius:50px;border:1px solid rgba(255,255,255,.4);color:#fff;font-size:.8rem;font-weight:700;letter-spacing:.5px}
.nav-lang:hover{background:rgba(255,255,255,.15)}
.navbar.scrolled .nav-lang,.navbar.solid .nav-lang{color:var(--c-dark);border-color:#ddd}
.navbar.scrolled .nav-lang:hover,.navbar.solid .nav-lang:hover{background:var(--c-bg-light);border-color:var(--c-primary);color:var(--c-primary)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;z-index:1001}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.navbar.scrolled .nav-toggle span,.navbar.solid .nav-toggle span{background:var(--c-dark)}

/* Common */
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:50px;font-weight:700;font-size:1rem;cursor:pointer;transition:.3s}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 15px rgba(230,36,77,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(230,36,77,.4)}
.btn-outline{border:2px solid rgba(255,255,255,.6);color:#fff;margin-left:12px}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-dark{background:var(--c-dark);color:#fff}
.btn-dark:hover{background:#000}
.section-padding{padding:100px 0}
.bg-light{background:var(--c-bg-light)}
.section-header{text-align:center;max-width:720px;margin:0 auto 60px}
.section-title{font-size:2.5rem;font-weight:900;color:var(--c-dark);margin-bottom:20px;letter-spacing:-.5px}
.section-desc{font-size:1.125rem;color:var(--c-text-light)}

/* Hero */
.hero{background:linear-gradient(160deg,#0ac6bd 0%,#1ab9b1 100%);color:#fff;padding:calc(var(--nav-height) + 80px) 0 100px;text-align:center;position:relative;overflow:hidden}
.hero h1{font-size:clamp(2.5rem,5vw,3.5rem);font-weight:900;margin-bottom:20px;line-height:1.2}
.hero p{font-size:1.25rem;opacity:.95;margin-bottom:36px;max-width:600px;margin-left:auto;margin-right:auto}
.hero.compact{padding:calc(var(--nav-height) + 60px) 0 60px}

/* Stats */
.stats-bar{background:#fff;padding:40px 0;border-bottom:1px solid #eee}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:30px;text-align:center}
.stat-val{font-size:2rem;font-weight:900;color:var(--c-dark)}
.stat-label{font-size:.875rem;color:var(--c-text-light);margin-top:4px}

/* Split */
.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.feature-split.reverse .feat-img,.feature-split.reverse > img{order:-1}
.feat-content h3{font-size:2rem;font-weight:800;margin-bottom:20px;color:var(--c-dark)}
.feat-content p{font-size:1.1rem;color:var(--c-text-light);margin-bottom:24px}
.link-arrow{color:var(--c-primary);font-weight:700;display:inline-flex;align-items:center;gap:6px}
.link-arrow:hover{gap:10px}

/* Cards */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.card-grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-sm);transition:.3s;border:1px solid transparent;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(10,198,189,.2)}
.card-icon{width:56px;height:56px;background:rgba(10,198,189,.1);color:var(--c-primary);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:900;margin-bottom:24px}
.card h4{font-size:1.35rem;margin-bottom:12px;color:var(--c-dark)}
.card p{color:var(--c-text-light);font-size:.95rem;flex:1}

/* Testimonials */
.testimonials{text-align:center}
.quote-mark{font-size:4rem;color:var(--c-primary);line-height:1;margin-bottom:20px}
.testimonial-text{font-size:1.75rem;font-weight:700;color:var(--c-dark);max-width:800px;margin:0 auto 50px;line-height:1.4}
.avatar-row{display:flex;justify-content:center;gap:20px;flex-wrap:wrap}
.avatar-item{width:80px;height:80px;border-radius:50%;background:#e0e0e0;overflow:hidden;display:flex;align-items:center;justify-content:center;font-weight:700;color:#888;font-size:.8rem;text-align:center}
.avatar-item img{width:100%;height:100%;object-fit:cover}

/* Pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;align-items:stretch}
.price-card{background:#fff;border-radius:16px;padding:40px 32px;box-shadow:var(--shadow-sm);border:2px solid transparent;display:flex;flex-direction:column;transition:.3s}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.price-card.featured{border-color:var(--c-primary);position:relative;transform:scale(1.03)}
.price-tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--c-accent);color:#fff;padding:6px 16px;border-radius:20px;font-size:.75rem;font-weight:700;letter-spacing:.5px}
.price-name{font-size:1.25rem;font-weight:700;color:var(--c-dark)}
.price-period{font-size:.9rem;color:var(--c-text-light);margin-top:4px}
.price-amount{font-size:3rem;font-weight:900;color:var(--c-dark);margin:24px 0 4px}
.price-amount small{font-size:1rem;font-weight:500;color:var(--c-text-light)}
.price-old{color:#aaa;text-decoration:line-through;font-size:.9rem;margin-bottom:20px}
.price-list{margin:24px 0 32px;flex:1}
.price-list li{padding:8px 0;color:var(--c-text);font-size:.95rem;display:flex;align-items:flex-start;gap:10px}
.price-list li::before{content:'✓';color:var(--c-primary);font-weight:900;flex-shrink:0}
.price-cta{display:block;text-align:center;padding:14px;border-radius:50px;font-weight:700;background:var(--c-accent);color:#fff}
.price-cta.ghost{background:transparent;color:var(--c-dark);border:2px solid #ddd}
.price-cta:hover{opacity:.9}

/* Downloads */
.download-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.download-card{background:#fff;border-radius:16px;padding:32px 24px;text-align:center;box-shadow:var(--shadow-sm);transition:.3s;border:1px solid #eee}
.download-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--c-primary)}
.download-icon{width:64px;height:64px;margin:0 auto 16px;border-radius:16px;background:rgba(10,198,189,.1);display:flex;align-items:center;justify-content:center;font-size:2rem}
.download-card h4{font-size:1.1rem;color:var(--c-dark);margin-bottom:6px}
.download-card p{color:var(--c-text-light);font-size:.85rem;margin-bottom:16px}
.download-card a{display:inline-block;padding:8px 20px;border-radius:50px;background:var(--c-dark);color:#fff;font-size:.85rem;font-weight:700}

/* Product page */
.product-hero{background:var(--c-bg-light)}
.product-list{display:flex;flex-direction:column;gap:100px}

/* Teams page */
.teams-hero{background:linear-gradient(135deg,#1a1a1a 0%,#2d2d3d 100%)}
.teams-check{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:40px}
.teams-check li{display:flex;gap:12px;align-items:flex-start;padding:16px;background:#fff;border-radius:12px;box-shadow:var(--shadow-sm)}
.teams-check li::before{content:'✓';color:#fff;background:var(--c-primary);width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900;flex-shrink:0}
.teams-cta{background:linear-gradient(160deg,#0ac6bd 0%,#1ab9b1 100%);color:#fff;padding:80px 0;text-align:center}
.teams-cta h2{font-size:2.25rem;font-weight:900;margin-bottom:20px}
.teams-cta p{opacity:.95;margin-bottom:30px;font-size:1.1rem}

/* Footer */
footer{background:var(--c-dark);color:#999;padding:80px 0 40px;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:40px;margin-bottom:60px}
.footer-col h5{color:#fff;font-size:1rem;margin-bottom:20px;font-weight:700}
.footer-col li{margin-bottom:12px}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{border-top:1px solid #333;padding-top:30px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
.platform-tags span{display:inline-block;padding:4px 10px;background:#2a2a2a;border-radius:4px;margin:0 4px 8px 0;font-size:.75rem}

/* Responsive */
@media (max-width:900px){
  .feature-split{grid-template-columns:1fr;gap:40px}
  .feature-split.reverse .feat-img,.feature-split.reverse > img{order:0}
  .section-title{font-size:2rem}
  .testimonial-text{font-size:1.4rem}
  .card-grid.cols-3,.card-grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;gap:20px}
  .price-card.featured{transform:none}
  .nav-toggle{display:flex}
  .nav-links{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:#fff;flex-direction:column;align-items:flex-start;padding:100px 32px 40px;gap:24px;box-shadow:-10px 0 30px rgba(0,0,0,.1);transition:right .3s}
  .nav-links.active{right:0}
  .nav-links .nav-link{color:var(--c-dark);font-size:1.1rem}
  .nav-links .nav-btn{background:var(--c-accent);color:#fff;border-color:var(--c-accent);width:100%;text-align:center;justify-content:center}
  .mobile-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.4);z-index:999}
  .mobile-overlay.active{display:block}
}
@media (max-width:600px){
  .hero{padding:calc(var(--nav-height) + 40px) 0 80px}
  .hero h1{font-size:2rem}
  .btn{width:100%;margin:8px 0}
  .btn-outline{margin-left:0}
  .section-padding{padding:60px 0}
  .footer-bottom{flex-direction:column;text-align:center}
  .card-grid.cols-3,.card-grid.cols-4{grid-template-columns:1fr}
}