:root{--bg-color: #050505;--bg-secondary: #0d0d0d;--bg-tertiary: #171717;--text-primary: #ffffff;--text-secondary: #a3a3a3;--text-muted: #737373;--border-color: #262626;--border-hover: #404040;--primary: #FF9D00;--primary-hover: #E68D00;--primary-active: #CC7E00;--primary-foreground: #000000;--primary-light: rgba(255, 157, 0, .12);--primary-border: rgba(255, 157, 0, .35);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px;--radius-pill: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .5);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 30px rgba(0, 0, 0, .6);--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;min-height:100%;background-color:var(--bg-color);color:var(--text-primary);font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{overflow-x:hidden}.converter-app{min-height:100vh;display:flex;flex-direction:column;background-color:var(--bg-color);color:var(--text-primary)}.converter-container{max-width:1040px;width:100%;margin:0 auto;padding:1.5rem}.converter-header{background-color:#050505e6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100}.converter-header-inner{max-width:1040px;width:100%;margin:0 auto;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.brand-badge{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--text-primary)}.brand-logo{height:36px;width:auto;object-fit:contain}.brand-title{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;color:#fff}.privacy-badge{display:inline-flex;align-items:center;gap:.5rem;background-color:#22c55e1f;border:1px solid rgba(34,197,94,.3);color:#4ade80;padding:.35rem .85rem;border-radius:var(--radius-pill);font-size:.825rem;font-weight:600}.btn-primary{background-color:var(--primary);color:var(--primary-foreground);border:none;border-radius:var(--radius-sm);padding:.75rem 1.5rem;font-size:.95rem;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;transition:all .15s ease-in-out;box-shadow:0 4px 12px #ff9d0040}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);box-shadow:0 6px 16px #ff9d0059;transform:translateY(-1px)}.btn-primary:active:not(:disabled){background-color:var(--primary-active);transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:.75rem 1.25rem;font-size:.95rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;transition:all .15s ease-in-out}.btn-secondary:hover:not(:disabled){background-color:#222;border-color:var(--border-hover)}.converter-tabs{display:flex;background-color:var(--bg-secondary);padding:.35rem;border-radius:var(--radius-md);border:1px solid var(--border-color);margin-bottom:2rem}.tab-btn{flex:1;padding:.75rem 1.25rem;border:none;background:transparent;color:var(--text-secondary);font-size:.95rem;font-weight:700;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .15s ease}.tab-btn.active{background-color:var(--bg-tertiary);color:var(--primary);border:1px solid var(--primary-border);box-shadow:var(--shadow-sm)}.card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow-md)}.dropzone{border:2px dashed var(--border-color);background-color:var(--bg-tertiary);border-radius:var(--radius-md);padding:3rem 1.5rem;text-align:center;cursor:pointer;transition:all .2s ease}.dropzone.dragging{border-color:var(--primary);background-color:var(--primary-light)}.dropzone-icon{width:56px;height:56px;border-radius:50%;background-color:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.form-group{display:flex;flex-direction:column;gap:.4rem}.form-label{font-size:.875rem;font-weight:700;color:var(--text-primary)}.form-select,.form-input{width:100%;padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:.95rem;background-color:var(--bg-tertiary);color:var(--text-primary);outline:none;transition:border-color .15s ease}.form-select:focus,.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.preview-comparison{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-top:1.5rem}.preview-box{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1rem;display:flex;flex-direction:column;align-items:center}.preview-media{max-width:100%;max-height:260px;object-fit:contain;border-radius:var(--radius-sm);margin-bottom:.75rem}.stat-badge{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.5rem .75rem;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:.85rem;color:var(--text-primary)}.progress-bar-container{width:100%;height:8px;background-color:var(--bg-tertiary);border-radius:var(--radius-pill);overflow:hidden;margin:.75rem 0}.progress-bar-fill{height:100%;background-color:var(--primary);transition:width .2s ease}@media (max-width: 768px){.converter-container{padding:1rem}.card{padding:1.25rem}.preview-comparison{grid-template-columns:1fr}.converter-header-inner{padding:.75rem 1rem}.brand-title{font-size:1.1rem}.privacy-badge span{display:none}}