:root{--bg-dark:#0f172a;--bg-card:#1e293b;--primary:#3b82f6;--primary-hover:#2563eb;--text-main:#f8fafc;--text-muted:#94a3b8;--border:rgba(255, 255, 255, 0.1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Outfit,sans-serif;background-color:var(--bg-dark);color:var(--text-main);min-height:100vh;line-height:1.6}.ambient{position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 10% 20%,rgba(59,130,246,.05),transparent 40%),radial-gradient(circle at 90% 80%,rgba(59,130,246,.05),transparent 40%);z-index:-1}.nav{padding:20px 5%;display:flex;justify-content:space-between;align-items:center;background:rgba(15,23,42,.8);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.logo{font-size:24px;font-weight:700;display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}.logo i{color:var(--primary)}.nav-links{display:flex;gap:30px;align-items:center}.nav-links a{color:#fff!important;text-decoration:none;font-weight:500;transition:.3s;font-size:15px}.nav-links a.active,.nav-links a:hover{color:var(--primary)!important}.nav-links a.active{font-weight:700;border-bottom:2px solid var(--primary);padding-bottom:5px}.btn-login{background:rgba(255,255,255,.05);padding:10px 24px;border-radius:10px;border:1px solid var(--border)}.hero{text-align:center;padding:80px 20px 40px}.hero h1{font-size:48px;font-weight:800;margin-bottom:16px;letter-spacing:-1px}.hero p{font-size:20px;color:var(--text-muted);max-width:600px;margin:0 auto}.calc-wrapper{max-width:900px;margin:40px auto 100px;padding:0 20px}.calc-card{background:var(--bg-card);border:1px solid var(--border);border-radius:32px;padding:50px;display:grid;grid-template-columns:1.2fr 1fr;gap:60px;box-shadow:0 25px 50px -12px rgba(0,0,0,.5)}.calc-left{display:flex;flex-direction:column;justify-content:center}.input-group{margin-bottom:30px}.input-label{display:block;font-size:14px;font-weight:600;color:var(--text-muted);margin-bottom:12px;text-transform:uppercase;letter-spacing:1px}.orders-input{width:100%;background:rgba(15,23,42,.5);border:1px solid var(--border);border-radius:16px;padding:20px;color:#fff;font-size:24px;font-weight:700;font-family:inherit;outline:0;transition:border-color .3s,box-shadow .3s}.orders-input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(59,130,246,.2)}.calc-right{background:rgba(15,23,42,.4);border-radius:24px;padding:40px;border:1px solid var(--border);text-align:center;display:flex;flex-direction:column;justify-content:center}.result-plan{font-size:14px;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:2px;margin-bottom:8px}.result-limit{font-size:15px;color:var(--text-muted);margin-bottom:30px}.features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px 30px;margin-top:20px}.feat-item{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-main)}.feat-item i{color:var(--primary);font-size:12px}.btn-start{display:block;width:100%;padding:18px;background:var(--primary);color:#fff;text-decoration:none;border-radius:12px;font-weight:600;font-size:16px;transition:.3s;border:none}.btn-start:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 10px 20px rgba(59,130,246,.3)}.scaling-info{text-align:center;margin-top:40px;color:var(--text-muted);font-size:14px}.scaling-info i{margin-right:8px}.footer{text-align:center;padding:40px;border-top:1px solid var(--border);color:var(--text-muted);font-size:14px}.btn{padding:10px 24px;border-radius:10px;font-weight:500;text-decoration:none;transition:.3s;font-size:14px}.btn-outline{color:#fff;border:1px solid var(--border);background:rgba(255,255,255,.05)}.btn-outline:hover{background:rgba(255,255,255,.1)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}@media (max-width:850px){.calc-card{grid-template-columns:1fr;gap:40px;padding:40px 30px}.hero h1{font-size:36px}.features-grid{grid-template-columns:1fr}}