.app-container{max-width:1200px;margin:0 auto;padding:2rem;display:flex;flex-direction:column;gap:3rem}.main-header{display:flex;justify-content:center;align-items:center;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.05)}.logo-container{display:flex;align-items:center;gap:1.5rem}.logo-ring{width:60px;height:60px;border-radius:50%;border:2px solid var(--color-cyan);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.5rem;color:var(--color-cyan);box-shadow:0 0 15px #00bcd466;background:#0000004d}.logo-text h1{font-size:2rem;font-weight:800;letter-spacing:-1px;background:linear-gradient(to right,#fff,var(--color-cyan));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:.2rem}.logo-text p{color:var(--color-accent);font-weight:500;letter-spacing:1px;font-size:.9rem;text-transform:uppercase}.glass-panel{background:#1e293bb3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:2rem;box-shadow:0 8px 32px #0003}.hero-section{text-align:center;padding:3rem 2rem}.hero-content h2{font-size:2rem;margin-bottom:1rem;color:#fff}.hero-content p{color:var(--color-text-dim);font-size:1.1rem;margin-bottom:2rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.8rem;padding:1rem 1.5rem;border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:1rem;text-decoration:none}.btn-large{padding:1.5rem 2.5rem;font-size:1.15rem}.btn-primary{background:var(--color-cyan-dim);color:#fff;box-shadow:0 4px 12px #0891b24d}.btn-primary:hover{background:var(--color-cyan);transform:translateY(-2px);box-shadow:0 6px 20px #00bcd466}.btn-secondary{background:#ffffff1a;color:var(--color-cyan);border:1px solid var(--color-cyan-dim);padding:.75rem 1.25rem;font-size:.9rem}.btn-secondary:hover{background:#00bcd41a;transform:translateY(-2px)}.extensions-section{display:flex;flex-direction:column;gap:2rem}.section-title{font-size:1.5rem;color:#fff;margin-bottom:.5rem}.extension-card{display:flex;flex-direction:column;gap:1.5rem}.extension-header{display:flex;align-items:center;gap:1rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.extension-header>svg{color:var(--color-cyan);flex-shrink:0}.extension-header>div{flex:1}.extension-header h3{color:#fff;font-size:1.25rem;margin-bottom:.25rem}.extension-header p{color:var(--color-text-dim);font-size:.9rem}.extension-guide h4{color:var(--color-cyan);margin-bottom:.75rem}.extension-guide>p{color:var(--color-text-dim);line-height:1.6;margin-bottom:1.5rem}.guide-steps{display:flex;flex-direction:column;gap:1.5rem}.guide-step{display:flex;gap:1rem}.step-number{width:32px;height:32px;background:var(--color-cyan-dim);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}.step-content{flex:1}.step-content strong{color:#fff;display:block;margin-bottom:.25rem}.step-content p{color:var(--color-text-dim);font-size:.95rem;line-height:1.5}.guide-image{max-width:100%;border-radius:12px;margin-top:1rem;border:1px solid rgba(255,255,255,.1);box-shadow:0 4px 16px #0000004d}.guide-image.featured{max-width:100%;margin-bottom:1.5rem}.feature-list{background:#0003;border-radius:12px;padding:1.25rem;margin-top:1.5rem}.feature-list h5{color:var(--color-cyan);margin-bottom:.75rem}.feature-list ul{list-style:none;padding:0;margin:0}.feature-list li{color:var(--color-text-dim);padding:.4rem 0 .4rem 1.5rem;position:relative}.feature-list li:before{content:"✓";position:absolute;left:0;color:#10b981}.main-footer{text-align:center;color:var(--color-text-dim);font-size:.9rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.05)}@media(max-width:768px){.logo-text h1,.hero-content h2{font-size:1.5rem}.extension-header{flex-wrap:wrap}.extension-header>div{width:100%;order:2;margin-top:.5rem}.extension-header .btn{order:3;width:100%;margin-top:1rem}.guide-image{max-width:100%}}:root{--color-bg: #0f172a;--color-bg-card: #1e293b;--color-cyan: #00BCD4;--color-cyan-dim: #0891B2;--color-accent: #FF6B35;--color-text: #f8fafc;--color-text-dim: #94a3b8;--shadow-glow: 0 0 20px rgba(0, 188, 212, .3);--border-glow: 1px solid rgba(0, 188, 212, .2);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;background-color:var(--color-bg);color:var(--color-text)}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh;background:radial-gradient(circle at 10% 10%,rgba(0,188,212,.1) 0%,transparent 20%),radial-gradient(circle at 90% 90%,rgba(255,107,53,.1) 0%,transparent 20%),var(--color-bg);background-attachment:fixed}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background-image:linear-gradient(rgba(0,188,212,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,188,212,.03) 1px,transparent 1px);background-size:50px 50px;pointer-events:none;z-index:-1}input,textarea,button{font-family:inherit}