@import url(https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap);.jwt-container{font-family:Noto Sans SC,sans-serif;max-width:100%;padding:20px;color:#333;min-height:100vh;background-color:#f5f7fa}.jwt-container .title{text-align:center;margin-bottom:24px;color:#2c3e50;font-weight:700;font-size:1.8rem}.jwt-container .section{background:#fff;border-radius:8px;padding:20px;margin-bottom:20px;box-shadow:0 2px 8px rgba(0,0,0,.1)}.jwt-container .section h2{color:#409eff;margin-bottom:16px;font-size:1.2rem}.jwt-container .token-input{width:100%;min-height:100px;padding:12px;border:1px solid #ddd;border-radius:6px;font-family:monospace;resize:vertical;box-sizing:border-box}.jwt-container .control-section .algorithm-select{margin-bottom:16px}.jwt-container .control-section .algorithm-select select{padding:6px 12px;border-radius:4px;border:1px solid #ddd}.jwt-container .control-section .button-group{display:flex;gap:12px;margin-bottom:20px}.jwt-container .control-section .action-btn{padding:8px 16px;border:none;border-radius:4px;cursor:pointer;transition:opacity .3s}.jwt-container .control-section .action-btn:hover{opacity:.9}.jwt-container .control-section .action-btn.encode-btn{background-color:#409eff;color:#fff}.jwt-container .control-section .action-btn.decode-btn{background-color:#2ecc71;color:#fff}.jwt-container .control-section .action-btn.verify-btn{background-color:#f2eded;color:#111}.jwt-container .control-section .time-converter{display:flex;gap:10px;align-items:center}.jwt-container .control-section .time-converter input{flex:1;padding:6px;border:1px solid #ddd;border-radius:4px}.jwt-container .control-section .time-converter .convert-btn{padding:6px 12px;background-color:#95a5a6;color:#fff;border:none;border-radius:4px;cursor:pointer}.jwt-container .control-section .time-converter .time-result{color:#7f8c8d;font-size:.9em}.jwt-container .decode-result{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.jwt-container .decode-result .result-part{background:#f8f9fa;padding:16px;border-radius:6px}.jwt-container .decode-result .result-part h3{margin-bottom:12px;color:#2c3e50}.jwt-container .decode-result .result-part pre{white-space:pre-wrap;word-break:break-all;font-family:monospace}.jwt-container .decode-result .secret-input input{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px}.jwt-container .message{position:fixed;bottom:20px;right:20px;padding:12px 24px;border-radius:6px;color:#fff;box-shadow:0 4px 12px rgba(0,0,0,.15)}.jwt-container .message.success{background-color:#2ecc71}.jwt-container .message.error{background-color:#e74c3c}.jwt-container .message.info{background-color:#409eff}@media(max-width:768px){.jwt-container{padding:10px}.jwt-container .control-section .button-group{flex-direction:column}.jwt-container .control-section .time-converter{flex-direction:column;align-items:stretch}}.result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.result-header .action-buttons{display:flex;gap:8px}.result-header .action-buttons .icon-btn{padding:6px;border:1px solid #ddd;border-radius:4px;background:#fff;cursor:pointer;transition:all .2s}.result-header .action-buttons .icon-btn:hover{background:#f8f9fa}.result-header .action-buttons .icon-btn svg{width:18px;height:18px;fill:#409eff}.secret-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.secret-header .generate-btn{padding:4px 8px;background-color:#95a5a6;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:.9em}.message.error{background-color:#e74c3c}.message.error:before{content:"❗";margin-right:8px}