:root{--primary:#00f2ff;--primary-hover:#00d1db;--primary-glow:#00f2ff66;--bg-main:#020617;--surface:#0f172a;--surface-hover:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--accent-indigo:#6366f1;--error:#fb7185;--error-light:#fb71851a;--radius-sm:8px;--radius-md:14px;--radius-lg:24px;--shadow-premium:0 0 20px #00000080, 0 0 40px #00f2ff0d;--font-body:"Inter", system-ui, -apple-system, sans-serif;--font-heading:"Outfit", sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{overscroll-behavior-y:none}body{font-family:var(--font-body);color:var(--text-main);background-color:var(--bg-main);-webkit-font-smoothing:antialiased;margin:0;padding:0;line-height:1.5}h1,h2,h3{font-family:var(--font-heading);color:var(--text-main);margin-top:0;margin-bottom:.75rem;font-weight:600;line-height:1.2}h1{letter-spacing:-.02em;font-size:1.8rem}h2{letter-spacing:-.01em;font-size:1.5rem}h3{font-size:1.2rem}p{color:var(--text-muted);margin-top:0;margin-bottom:1.25rem}.app-shell{flex-direction:column;width:100%;max-width:600px;min-height:100vh;margin:0 auto;padding-top:60px;display:flex}.container{flex-direction:column;gap:24px;padding:16px;display:flex}.landing-section{padding:24px 0}.hero-section{text-align:center;background:radial-gradient(circle at top,#6366f11a 0%,#0000 70%);padding:48px 16px}.hero-title{background:linear-gradient(135deg,#fff 0%,#94a3b8 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-size:2.2rem}.hero-subtitle{max-width:400px;margin:0 auto 2rem;font-size:1.1rem}.steps-scroll{scroll-snap-type:x mandatory;scrollbar-width:none;gap:16px;padding:8px 16px 24px;display:flex;overflow-x:auto}.steps-scroll::-webkit-scrollbar{display:none}.step-card{background:var(--surface);border-radius:var(--radius-lg);scroll-snap-align:center;box-shadow:var(--shadow-premium);border:1px solid #ffffff0d;flex:0 0 85%;padding:24px;position:relative;overflow:hidden}.step-card:after{content:attr(data-step);font-size:5rem;font-weight:800;font-family:var(--font-heading);color:#ffffff08;pointer-events:none;position:absolute;top:-10px;right:10px}.step-icon{margin-bottom:16px;font-size:2rem;display:block}.link-box{align-items:center;margin-bottom:16px;display:flex;position:relative}.link-box .input{margin-bottom:0;padding-right:50px}.btn-copy{cursor:pointer;color:var(--primary);background:0 0;border:none;justify-content:center;align-items:center;padding:8px;font-size:1.2rem;transition:transform .2s;display:flex;position:absolute;right:12px}.btn-copy:active{transform:scale(.9)}.lang-switcher-inline{border-radius:var(--radius-sm);color:var(--primary);cursor:pointer;font-size:11px;font-weight:600;font-family:var(--font-heading);letter-spacing:.05em;background:#ffffff0d;border:1px solid #ffffff1a;justify-content:center;align-items:center;padding:6px 10px;transition:all .2s;display:inline-flex;box-shadow:0 4px 12px #00000026}.lang-switcher-inline:hover{border-color:var(--primary);background:#00f2ff14;box-shadow:0 0 10px #00f2ff33}.lang-switcher-inline:active{transform:scale(.95)}.card{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-premium);border:1px solid #ffffff0d;padding:24px}.input{width:100%;font-family:var(--font-body);border-radius:var(--radius-md);color:var(--text-main);background:#ffffff05;border:1.5px solid #ffffff1a;outline:none;margin-bottom:4px;padding:14px 18px;font-size:16px;transition:all .2s}.input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-glow);background:#ffffff0d}label{color:var(--text-muted);margin:16px 0 8px;font-size:14px;font-weight:500;display:block}.btn{width:100%;font-family:var(--font-body);border-radius:var(--radius-md);cursor:pointer;background:var(--primary);color:#020617;box-shadow:0 4px 15px var(--primary-glow);border:none;justify-content:center;align-items:center;padding:16px 28px;font-size:16px;font-weight:700;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{color:var(--text-main);box-shadow:none;background:#ffffff0d;border:1px solid #ffffff1a}.btn.secondary:hover{background:#ffffff1a}.btn.outline{color:var(--text-main);box-shadow:none;background:0 0;border:1.5px solid #ffffff26}.btn.outline:hover{border-color:var(--primary);color:var(--primary)}.btn-link{cursor:pointer;color:var(--text-muted);background:0 0;border:none;align-items:center;gap:8px;padding:8px 0;font-size:14px;font-weight:500;display:inline-flex}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:3px solid #0000001a;border-top-color:currentColor;border-radius:50%;width:22px;height:22px;animation:.8s linear infinite spin}.spinner.primary{border-top-color:var(--primary)}.loading-overlay{flex-direction:column;justify-content:center;align-items:center;gap:20px;padding:60px;display:flex}.history-item{border-radius:var(--radius-md);background:#ffffff05;border:1px solid #ffffff0d;margin-bottom:12px;padding:16px}@media (width>=640px){.step-card{flex:0 0 300px}.hero-title{font-size:3rem}}.glass-card{-webkit-backdrop-filter:blur(16px);border-radius:var(--radius-lg);background:#0f172a99;border:1px solid #ffffff0d;padding:32px 24px;position:relative;overflow:hidden;box-shadow:0 8px 32px #0000004d}.glass-card-danger{background:linear-gradient(#fb71850d 0%,#0f172a99 100%);border:1px solid #fb718533}.glass-card-success{background:linear-gradient(#00f2ff0d 0%,#0f172a99 100%);border:1px solid #00f2ff33}.badge{color:var(--primary);text-transform:uppercase;letter-spacing:1px;background:#00f2ff1a;border:1px solid #00f2ff4d;border-radius:20px;margin-bottom:16px;padding:6px 14px;font-size:.8rem;font-weight:700;display:inline-block;box-shadow:0 0 15px #00f2ff26}.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:16px;display:grid}.mini-card{border-radius:var(--radius-md);background:#ffffff05;border:1px solid #ffffff0d;padding:20px;transition:transform .3s,border-color .3s}.mini-card:hover{background:#ffffff0a;border-color:#ffffff26;transform:translateY(-4px)}.list-item-icon{align-items:flex-start;gap:12px;margin-bottom:16px;display:flex}.list-item-icon:last-child{margin-bottom:0}.icon-circle{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;display:flex}.icon-danger{color:var(--error);background:#fb71851a;border:1px solid #fb71854d}.icon-success{color:var(--primary);background:#00f2ff1a;border:1px solid #00f2ff4d}