:root{color-scheme:light;--bg-body: #f8f9fa;--text-primary: #1f2937;--text-secondary: #6b7280;--card-bg: #ffffff;--border-color: #e5e7eb;--accent: #4a90e2;--success: #67c23a;font-size:16px}*{box-sizing:border-box;touch-action:manipulation}body{margin:0;font-family:PingFang SC,Microsoft YaHei,Segoe UI,Arial,sans-serif;background-color:var(--bg-body);color:var(--text-primary);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}#app{min-height:100vh}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{position:sticky;top:0;z-index:10;background-color:var(--card-bg);border-bottom:1px solid var(--border-color);padding:.8rem 1.25rem;display:flex;justify-content:center;align-items:center}.app-header h1{font-size:1.1rem;font-weight:600;margin:0}.app-main{flex:1;padding:0 1rem 1.5rem}.page{max-width:640px;margin:0 auto;padding-top:1rem}.page-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.back-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--border-color);background-color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;cursor:pointer}.clear-btn{padding:.5rem .9rem;border-radius:.5rem;border:none;background-color:#ef4444;color:#fff;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .15s ease;margin-left:auto;box-shadow:0 2px 8px #ef44444d}.clear-btn:active{transform:scale(.95);background-color:#dc2626;box-shadow:0 1px 4px #ef44444d}.page-header h2{font-size:1rem;margin:0;font-weight:600}.section-title{font-size:.9rem;color:var(--text-secondary);margin:0 0 .5rem}.card{background-color:var(--card-bg);border-radius:.75rem;border:1px solid var(--border-color);padding:.9rem;box-shadow:0 10px 30px #0f172a0a}.radio-group{display:flex;flex-wrap:wrap;gap:.6rem}.radio-option{flex:1 1 calc(50% - .6rem);min-width:100px;padding:.6rem .4rem;border-radius:.5rem;border:1px solid var(--border-color);text-align:center;font-size:.9rem;color:var(--text-primary);background-color:#fff;transition:transform .15s ease,border-color .15s ease,background-color .15s ease}.radio-option.active{background-image:linear-gradient(120deg,#4a90e2,#6d5dfc);color:#fff;border-color:transparent;box-shadow:0 10px 20px #4a90e240}.radio-option:active{transform:scale(.97)}.checkbox-group{display:flex;flex-wrap:wrap;gap:.6rem}.checkbox-option{flex:1 1 calc(33.33% - .6rem);min-width:80px;padding:.6rem .4rem;border-radius:.5rem;border:1px solid var(--border-color);text-align:center;font-size:.9rem;color:var(--text-primary);background-color:#fff;transition:transform .15s ease,border-color .15s ease,background-color .15s ease}.checkbox-option.active{background-image:linear-gradient(120deg,#4a90e2,#6d5dfc);color:#fff;border-color:transparent;box-shadow:0 10px 20px #4a90e240}.checkbox-option:active{transform:scale(.97)}.input-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem}.input-field{display:flex;flex-direction:column;gap:.35rem}.input-field label{font-size:.8rem;color:var(--text-secondary)}.input-field input,.input-field textarea{border:none;outline:none;border-radius:.75rem;background-color:#f9fafb;border:1px solid var(--border-color);padding:.45rem;font-size:.95rem;text-align:center;transition:border-color .15s ease,background-color .15s ease;box-sizing:border-box;box-shadow:none}.input-field .van-field{padding:0;margin:0;width:100%;box-shadow:none}.input-field .van-cell{padding:0;margin:0;background-color:transparent;box-shadow:none}.input-field .van-cell:after{display:none}.input-field .van-cell:active,.input-field .van-cell--active{background-color:transparent}.input-field .van-field--error .van-field__control{border-color:var(--border-color)}.input-field 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ease;color:#fff}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--accent)}.btn-success{background-color:var(--success)}.btn-outline{background-color:transparent;border-color:var(--accent);color:var(--accent)}.report-box{background-color:#f9fafb;border-radius:.75rem;border:1px dashed var(--border-color);padding:1rem;white-space:pre-wrap;font-size:.92rem;min-height:80px}.toast{position:fixed;left:50%;bottom:1.5rem;transform:translate(-50%);background-color:#1f2937eb;color:#fff;padding:.75rem 1rem;border-radius:999px;font-size:.85rem;z-index:2000;box-shadow:0 10px 30px #00000040}.fade-enter-active,.fade-leave-active{transition:opacity .2s ease}.fade-enter-from,.fade-leave-to{opacity:0}@media (max-width: 480px){.radio-option{flex:1 1 48%}.btn-row{flex-direction:column}}.history-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--border-color);background-color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1.1rem;cursor:pointer;margin-left:auto;box-shadow:0 2px 8px #00000014;transition:transform .15s ease,box-shadow .15s ease}.history-btn:active{transform:scale(.95);box-shadow:0 1px 4px #00000014}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{background-color:#fff;border-radius:1rem;box-shadow:0 20px 60px #0000004d;max-width:500px;width:100%;max-height:80vh;display:flex;flex-direction:column;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid var(--border-color);background-color:#f9fafb}.modal-header h3{margin:0;font-size:1.1rem;font-weight:600;color:var(--text-primary)}.close-btn{width:28px;height:28px;border-radius:50%;border:1px solid var(--border-color);background-color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;cursor:pointer;color:var(--text-secondary);transition:transform .15s ease,background-color .15s ease}.close-btn:active{transform:scale(.95);background-color:#f3f4f6}.history-list{flex:1;overflow-y:auto;padding:.75rem}.history-list::-webkit-scrollbar{width:6px}.history-list::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.history-list::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}.history-list::-webkit-scrollbar-thumb:hover{background:#a1a1a1}.history-item{background-color:#fff;border:1px solid var(--border-color);border-radius:.75rem;padding:.85rem;margin-bottom:.6rem;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;box-shadow:0 2px 6px #0000000a}.history-item:active{transform:scale(.98);box-shadow:0 1px 3px #0000000a}.history-item:hover{border-color:var(--accent);box-shadow:0 4px 12px #4a90e21f}.history-item-content{display:flex;flex-direction:column;gap:.4rem}.history-info{display:flex;align-items:flex-start;gap:.4rem;font-size:.88rem}.info-label{color:var(--text-secondary);font-weight:500;white-space:nowrap}.info-value{color:var(--text-primary);flex:1;word-break:break-word;line-height:1.4}.history-empty{text-align:center;padding:3rem 1rem;color:var(--text-secondary);font-size:.95rem}.modal-enter-active,.modal-leave-active{transition:opacity .25s ease}.modal-enter-active .modal-content,.modal-leave-active .modal-content{transition:transform .25s ease,opacity .25s ease}.modal-enter-from,.modal-leave-to{opacity:0}.modal-enter-from .modal-content,.modal-leave-to .modal-content{transform:scale(.9);opacity:0}