.tool-header{text-align:center;margin-bottom:32px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.badge{background:linear-gradient(135deg, #10b981, #059669);color:white;padding:6px 18px;border-radius:40px;font-size:0.75rem;font-weight:500;box-shadow:0 2px 8px rgba(0,0,0,0.1)}.tool-header h1{font-size:2rem;font-weight:800;background:linear-gradient(135deg, #1e293b, #059669);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:10px}.tool-header p{color:var(--gray-500);font-size:0.95rem}.core-stats{display:flex;justify-content:center;gap:24px;margin-bottom:28px;flex-wrap:wrap}.core-stat{background:white;border-radius:60px;padding:12px 24px;display:flex;align-items:center;gap:14px;box-shadow:0 4px 15px rgba(0,0,0,0.05);border:1px solid var(--gray-200)}.core-stat-icon{width:44px;height:44px;background:linear-gradient(135deg, #d1fae5, #a7f3d0);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#059669;font-size:1.2rem}.core-stat-info{text-align:left}.core-stat-value{display:block;font-size:1.3rem;font-weight:700;color:var(--gray-800)}.core-stat-label{font-size:0.7rem;color:var(--gray-500)}.encrypt-tabs{display:flex;gap:16px;margin-bottom:28px;justify-content:center}.encrypt-tab{background:transparent;border:none;padding:12px 28px;cursor:pointer;transition:all 0.3s;border-radius:20px;text-align:center;min-width:140px}.encrypt-tab i{font-size:1.3rem;color:var(--gray-400);margin-bottom:6px;display:block}.encrypt-tab span{display:block;font-weight:600;color:var(--gray-600);margin-bottom:2px}.encrypt-tab small{font-size:0.65rem;color:var(--gray-400)}.encrypt-tab.active{background:linear-gradient(135deg, #10b981, #059669);box-shadow:0 6px 20px rgba(16,185,129,0.3)}.encrypt-tab.active i,.encrypt-tab.active span,.encrypt-tab.active small{color:white}.encrypt-options{background:var(--gray-50);border-radius:20px;padding:20px;margin-bottom:24px;display:flex;flex-wrap:wrap;gap:32px}.option-group label{display:block;font-size:0.75rem;font-weight:600;color:var(--gray-500);margin-bottom:10px}.format-buttons{display:flex;gap:12px;flex-wrap:wrap}.format-btn{background:white;border:1px solid var(--gray-200);padding:8px 20px;border-radius:40px;font-size:0.8rem;cursor:pointer;transition:all 0.2s}.format-btn.active{background:#059669;border-color:#059669;color:white}.checkbox-group{display:flex;gap:20px;flex-wrap:wrap}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:0.8rem}.code-editor-container{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;margin-bottom:24px}.editor-card{background:white;border-radius:20px;overflow:hidden;border:1px solid var(--gray-200);transition:all 0.3s}.editor-card:hover{box-shadow:0 8px 25px rgba(0,0,0,0.08)}.editor-header{display:flex;justify-content:space-between;align-items:center;padding:12px 18px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.editor-title{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--gray-700);font-size:0.9rem}.editor-title i{color:#059669}.char-count{font-size:0.65rem;font-weight:normal;color:var(--gray-400);background:var(--gray-100);padding:2px 8px;border-radius:20px}.editor-actions{display:flex;gap:6px}.action-icon{background:transparent;border:none;padding:6px 10px;border-radius:30px;cursor:pointer;transition:all 0.2s;color:var(--gray-500);font-size:0.8rem}.action-icon:hover{background:var(--gray-100);color:#059669}.code-textarea{width:100%;min-height:280px;padding:18px;border:none;font-family:'Fira Code','Monaco',monospace;font-size:0.85rem;line-height:1.6;resize:vertical;background:#1a1a2e;color:#e0e0e0}.code-textarea:focus{outline:none}.code-output{min-height:280px;max-height:400px;overflow:auto;padding:18px;font-family:'Fira Code','Monaco',monospace;font-size:0.8rem;line-height:1.5;background:#1a1a2e;color:#e0e0e0;white-space:pre-wrap;word-break:break-all}.convert-actions{display:flex;align-items:center;justify-content:center}.convert-btn{background:linear-gradient(135deg, #10b981, #059669);padding:14px 32px;font-size:1rem;border-radius:50px;box-shadow:0 4px 12px rgba(16,185,129,0.3)}.convert-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(16,185,129,0.4)}.test-section{background:var(--gray-50);border-radius:20px;overflow:hidden;margin-bottom:24px}.test-header{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.test-header span{font-weight:600;font-size:0.85rem}.test-run-btn{background:linear-gradient(135deg, #10b981, #059669);border:none;padding:6px 18px;border-radius:30px;color:white;font-size:0.75rem;cursor:pointer;transition:all 0.2s}.test-run-btn:hover{transform:scale(1.02)}.test-output{padding:16px 20px;font-family:monospace;font-size:0.85rem;background:#1a1a2e;color:#e0e0e0;min-height:80px;max-height:150px;overflow-y:auto}.info-section{margin-top:16px}.info-grid{display:grid;grid-template-columns:repeat(2, 1fr);gap:12px;padding:16px;background:var(--gray-50);border-radius:16px}.info-item{display:flex;align-items:center;gap:10px;font-size:0.8rem;color:var(--gray-600)}.info-item i{color:#059669}.info-note{margin-top:12px;padding:12px 16px;background:#fef3c7;border-radius:12px;font-size:0.75rem;color:#92400e}@media (max-width:900px){.code-editor-container{grid-template-columns:1fr}.convert-actions{margin:10px 0}.encrypt-tab{min-width:auto;padding:10px 20px}.info-grid{grid-template-columns:1fr}}@media (max-width:480px){.core-stats{gap:12px}.core-stat{padding:8px 16px}.core-stat-icon{width:36px;height:36px;font-size:1rem}.core-stat-value{font-size:1rem}.format-buttons{flex-wrap:wrap}}