:root{--bg-primary: #0a0e17;--bg-secondary: #121824;--bg-tertiary: #161f30;--accent-blue: #1b74e4;--accent-blue-hover: #1560c2;--accent-blue-glow: rgba(27, 116, 228, .4);--accent-yellow: #ffb800;--text-primary: #ffffff;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: #222e45;--border-focus: #3b82f6;--error-color: #ef4444;--success-color: #10b981;--card-shadow: 0 12px 40px -4px rgba(0, 0, 0, .6);--glow-shadow: 0 0 25px var(--accent-blue-glow);--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-heading: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;font-family:var(--font-sans);color:var(--text-primary);background-color:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}body{background-color:var(--bg-primary);background-image:radial-gradient(circle at 50% 0%,rgba(27,116,228,.12) 0%,transparent 50%),radial-gradient(circle at 10% 80%,rgba(59,130,246,.04) 0%,transparent 40%);background-attachment:fixed;color:var(--text-primary);min-height:100vh;display:flex;justify-content:center;align-items:flex-start;overflow-x:hidden}#root{width:100%;max-width:650px;padding:10vh 20px 40px;display:flex;flex-direction:column;align-items:center;justify-content:center}.app-header{display:flex;flex-direction:column;align-items:center;margin-bottom:35px;width:100%;animation:fadeInDown .6s cubic-bezier(.16,1,.3,1)}.brand-title{font-family:var(--font-heading);font-size:2.5rem;font-weight:800;letter-spacing:-.03em;display:flex;align-items:center;gap:15px;color:var(--text-primary);text-shadow:0 2px 10px rgba(0,0,0,.3)}.facebook-icon-wrapper{background:var(--accent-blue);color:var(--text-primary);border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;box-shadow:0 4px 14px #1b74e466}.main-card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:24px;padding:36px 30px;width:100%;box-shadow:var(--card-shadow);position:relative;overflow:hidden;animation:fadeInUp .8s cubic-bezier(.16,1,.3,1)}.main-card:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(59,130,246,.3),transparent)}.form-group{margin-bottom:24px;display:flex;flex-direction:column;gap:12px;text-align:left}.input-label{font-family:var(--font-heading);font-size:1rem;font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:6px}.input-wrapper{position:relative;width:100%}.input-field{width:100%;background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:14px;padding:16px 20px;font-size:1rem;color:var(--text-primary);font-family:var(--font-sans);outline:none}.input-field::placeholder{color:var(--text-muted);opacity:.8}.input-field:focus{border-color:var(--border-focus);box-shadow:0 0 0 4px #3b82f626;background-color:#161f30cc}.btn-primary{width:100%;background-color:var(--accent-blue);color:var(--text-primary);border:none;border-radius:14px;padding:16px 24px;font-size:1.1rem;font-weight:700;font-family:var(--font-heading);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 4px 20px #1b74e440;position:relative;overflow:hidden}.btn-primary:hover{background-color:var(--accent-blue-hover);transform:translateY(-2px);box-shadow:var(--glow-shadow)}.btn-primary:active{transform:translateY(1px)}.btn-primary:disabled{background-color:var(--border-color);color:var(--text-muted);cursor:not-allowed;transform:none;box-shadow:none}.lightning-icon{color:var(--accent-yellow);font-size:1.25rem;filter:drop-shadow(0 0 2px rgba(255,184,0,.6))}.settings-section{width:100%;margin-top:20px;animation:fadeInUp .8s cubic-bezier(.16,1,.3,1) .1s both}.settings-header-btn{background:var(--bg-secondary);border:1px solid var(--border-color);width:100%;padding:16px 24px;border-radius:16px;color:var(--text-secondary);font-family:var(--font-heading);font-size:.95rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:space-between}.settings-header-btn:hover{background-color:var(--bg-tertiary);border-color:var(--text-muted);color:var(--text-primary)}.settings-body{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-top:none;border-bottom-left-radius:16px;border-bottom-right-radius:16px;padding:24px;margin-top:-8px;display:flex;flex-direction:column;gap:16px;animation:slideDown .3s ease-out}.settings-row-2col{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 480px){.settings-row-2col{grid-template-columns:1fr}}.select-field{width:100%;background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;padding:12px 16px;font-size:.95rem;color:var(--text-primary);font-family:var(--font-sans);outline:none;cursor:pointer}.select-field:focus{border-color:var(--border-focus)}.settings-input{width:100%;background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;padding:12px 16px;font-size:.95rem;color:var(--text-primary);font-family:var(--font-sans);outline:none}.settings-input:focus{border-color:var(--border-focus)}.result-card{margin-top:24px;background-color:#1b74e40d;border:1px dashed rgba(27,116,228,.3);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:18px;text-align:left;animation:zoomIn .3s cubic-bezier(.16,1,.3,1)}.result-header{font-family:var(--font-heading);font-size:1.1rem;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:8px}.result-url-container{display:flex;gap:10px}.result-input{flex-grow:1;background-color:#0a0e17cc;border:1px solid var(--border-color);border-radius:10px;padding:12px 16px;font-size:.9rem;color:var(--accent-blue);font-weight:600;outline:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-secondary{background-color:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);border-radius:10px;padding:12px 18px;font-family:var(--font-heading);font-size:.9rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px}.btn-secondary:hover{background-color:var(--border-color);color:var(--text-primary)}.btn-secondary.btn-success{background-color:#10b9811a;border-color:#10b98166;color:var(--success-color)}.btn-secondary.btn-success:hover{background-color:#10b98133}.premium-addons-grid{display:grid;grid-template-columns:140px 1fr;gap:20px;border-top:1px solid rgba(255,255,255,.06);padding-top:20px}@media (max-width: 500px){.premium-addons-grid{grid-template-columns:1fr;justify-items:center;text-align:center}}.qr-wrapper{background-color:#fff;padding:10px;border-radius:12px;display:flex;align-items:center;justify-content:center;width:140px;height:140px;box-shadow:0 4px 12px #0003}.post-wrapper{display:flex;flex-direction:column;gap:10px;text-align:left}.post-label{font-family:var(--font-heading);font-size:.85rem;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.post-textarea{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:10px;padding:12px;color:var(--text-primary);font-family:var(--font-sans);font-size:.85rem;resize:none;height:90px;outline:none}.post-textarea:focus{border-color:var(--border-focus)}.info-alert{background-color:#3b82f60f;border-left:3px solid var(--border-focus);padding:12px 16px;border-radius:8px;font-size:.85rem;line-height:1.4;color:var(--text-secondary);margin-top:12px}.error-alert{background-color:#ef44440f;border:1px solid rgba(239,68,68,.2);padding:12px 16px;border-radius:10px;font-size:.9rem;color:#fca5a5;margin-bottom:16px;display:flex;align-items:center;gap:8px}@media (max-width: 480px){#root{padding:40px 12px 20px}.brand-title{font-size:1.8rem;gap:10px;justify-content:center;width:100%;text-align:center}.facebook-icon-wrapper{width:38px;height:38px;font-size:1.3rem}.facebook-icon-wrapper svg{width:20px;height:20px}.main-card{padding:28px 16px;border-radius:20px}.form-group{gap:8px}.input-label{font-size:.95rem}.input-field{padding:14px 16px;font-size:.95rem}.btn-primary{padding:14px 20px;font-size:1rem}.result-card{padding:18px 14px;gap:14px}.result-url-container{flex-wrap:wrap;gap:10px;width:100%}.result-input{flex-basis:100%;width:100%;margin-right:0}.result-url-container .btn-secondary{flex:1;justify-content:center;padding:12px 14px;font-size:.85rem}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes zoomIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}