.tool-header{text-align:center;margin-bottom:40px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:24px;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:2.2rem;font-weight:800;background:linear-gradient(135deg, #1e293b, #10b981);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.core-stats{display:flex;justify-content:center;gap:24px;margin-bottom:32px;flex-wrap:wrap}.core-stat{background:white;border-radius:60px;padding:16px 28px;display:flex;align-items:center;gap:16px;box-shadow:0 4px 15px rgba(0,0,0,0.05);border:1px solid var(--gray-200)}.core-stat-icon{width:48px;height:48px;background:linear-gradient(135deg, #d1fae5, #a7f3d0);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#10b981;font-size:1.3rem}.core-stat-info{text-align:left}.core-stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--gray-800)}.core-stat-label{font-size:0.7rem;color:var(--gray-500)}.mode-tabs{display:flex;gap:16px;margin-bottom:32px;justify-content:center}.mode-tab{background:transparent;border:none;padding:14px 28px;cursor:pointer;transition:all 0.3s;border-radius:60px;text-align:center;min-width:160px}.mode-tab i{font-size:1.3rem;color:var(--gray-400);margin-bottom:8px;display:block}.mode-tab span{display:block;font-weight:600;color:var(--gray-600);margin-bottom:4px}.mode-tab small{font-size:0.65rem;color:var(--gray-400)}.mode-tab.active{background:linear-gradient(135deg, #10b981, #059669);box-shadow:0 8px 25px rgba(16,185,129,0.3)}.mode-tab.active i,.mode-tab.active span,.mode-tab.active small{color:white}.editor-card{background:white;border-radius:24px;overflow:hidden;border:1px solid var(--gray-200);transition:all 0.3s;margin-bottom:20px}.editor-card:hover{box-shadow:0 8px 25px rgba(0,0,0,0.08)}.result-card{margin-top:20px}.editor-header{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;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)}.editor-title i{color:#10b981}.editor-actions{display:flex;gap:8px}.icon-btn-sm{background:transparent;border:none;padding:6px 10px;border-radius:30px;cursor:pointer;transition:all 0.2s;color:var(--gray-500);font-size:0.8rem}.icon-btn-sm:hover{background:var(--gray-100);color:#10b981}.file-upload-label{cursor:pointer;padding:6px 10px;border-radius:30px;transition:all 0.2s;color:var(--gray-500)}.file-upload-label:hover{background:var(--gray-100);color:#10b981}.base64-textarea{width:100%;min-height:180px;padding:20px;font-family:'Fira Code',monospace;font-size:0.9rem;line-height:1.6;border:none;resize:vertical;background:#1a1a2e;color:#e0e0e0}.base64-textarea:focus{outline:none}.editor-footer{padding:8px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200);display:flex;gap:20px;font-size:0.7rem;color:var(--gray-500)}.result-wrapper{max-height:250px;overflow-y:auto;background:#1a1a2e}.result-content{margin:0;padding:20px;font-family:'Fira Code',monospace;font-size:0.85rem;line-height:1.6;color:#e0e0e0;white-space:pre-wrap;word-break:break-all}.action-btn{width:100%;padding:14px;font-size:1rem;border-radius:60px;margin:8px 0}.image-tool-section{margin-top:32px}.divider{display:flex;align-items:center;gap:12px;margin-bottom:20px}.divider span{font-size:0.9rem;font-weight:600;color:var(--gray-700)}.divider::after{content:'';flex:1;height:1px;background:var(--gray-200)}.divider-badge{background:#fef3c7;color:#92400e;padding:2px 10px;border-radius:30px;font-size:0.7rem;font-weight:500}.image-tool-container{background:var(--gray-50);border-radius:24px;padding:24px}.image-upload-area{border:2px dashed var(--gray-300);border-radius:20px;padding:40px;text-align:center;cursor:pointer;transition:all 0.3s}.image-upload-area:hover{border-color:#10b981;background:white}.image-upload-area i{font-size:48px;color:var(--gray-400);margin-bottom:12px}.upload-hint{font-size:0.7rem;color:var(--gray-400);display:block;margin:8px 0}.image-preview-area{text-align:center}.image-preview{max-width:200px;max-height:200px;border-radius:12px;margin-bottom:12px}.image-info{display:flex;justify-content:center;gap:16px;font-size:0.7rem;color:var(--gray-500);margin-bottom:12px}.image-base64-result{margin-top:16px}.image-base64-content{background:#1a1a2e;border-radius:16px;padding:16px;font-size:0.7rem;word-break:break-all;max-height:150px;overflow-y:auto;color:#e0e0e0;font-family:monospace;margin-top:12px}.info-section{margin-top:32px}.info-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:16px;padding:16px;background:var(--gray-50);border-radius:20px}.info-item{display:flex;align-items:center;gap:8px;font-size:0.8rem;color:var(--gray-600)}.info-item i{color:#10b981}@media (max-width:900px){.info-grid{grid-template-columns:repeat(2, 1fr)}}@media (max-width:768px){.core-stats{gap:12px}.core-stat{padding:12px 20px}.mode-tab{padding:10px 20px;min-width:auto}.info-grid{grid-template-columns:1fr}}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}