:root{color-scheme:light;--settings-bg: #f4f6f8;--settings-surface: #fff;--settings-surface-2: #f8fafc;--settings-line: #dfe6ed;--settings-text: #263746;--settings-muted: #6f7e8b;--settings-blue: #3d7da8;--settings-blue-dark: #2e668d;--settings-green: #258b58;--settings-red: #c6534f;font-family:Arial,Microsoft YaHei,sans-serif;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--settings-bg);color:var(--settings-text)}button,input{font:inherit}.settings-page{width:100%;padding:3px 5px 5px}.settings-header{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:10px 12px;border:1px solid var(--settings-line);background:var(--settings-surface)}.settings-title{min-width:0}.settings-title h1{margin:0;font-size:16px;font-weight:700}.settings-title p{margin:4px 0 0;color:var(--settings-muted);font-size:11px}.status-chip{flex:0 0 auto;color:var(--settings-muted);font-size:11px}.status-chip.saved{color:var(--settings-green)}.status-chip.error{color:var(--settings-red)}.settings-panel,.history-section{border:1px solid var(--settings-line);background:var(--settings-surface)}.settings-panel{margin-top:5px}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:14px 16px;border-bottom:1px solid var(--settings-line)}.panel-heading h2{margin:0;font-size:14px;font-weight:700}.panel-heading p{margin:5px 0 0;color:var(--settings-muted);font-size:11px;line-height:1.5}#notification-form{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(180px,1fr) auto auto;gap:16px 12px;align-items:end;padding:16px}.form-grid{display:contents}.field{display:grid;gap:7px;min-width:0}.field>span{color:var(--settings-text);font-size:12px;font-weight:700}.field input{width:100%;height:34px;padding:0 9px;border:1px solid #cbd5de;border-radius:2px;background:#fff;color:var(--settings-text);font-size:12px}.field input:focus{border-color:var(--settings-blue);outline:2px solid #dcecf6}.field small{color:var(--settings-muted);font-size:11px;line-height:1.5}.action-button{height:32px;padding:0 12px;border:1px solid var(--settings-line);border-radius:2px;cursor:pointer;font-size:12px}.action-button:hover,.action-button:focus-visible{border-color:#91bdd5;color:var(--settings-blue-dark)}.button-primary{border-color:var(--settings-blue-dark)!important;background:var(--settings-blue-dark);color:#fff}.button-primary:hover,.button-primary:focus-visible{border-color:#397ca9!important;background:#397ca9;color:#fff}.button-secondary{background:var(--settings-surface);color:var(--settings-text)}.action-button:disabled{cursor:not-allowed;opacity:.55}.form-actions{display:contents}.form-status{min-height:16px;color:var(--settings-muted);font-size:11px}.form-status.saved{color:var(--settings-green)}.form-status.error{color:var(--settings-red)}.history-section{margin-top:12px}.history-category-tabs{display:flex;gap:6px;flex-wrap:wrap;padding:9px 12px;border-bottom:1px solid var(--settings-line);background:var(--settings-surface-2)}.history-category-tab{height:30px;padding:0 11px;border:1px solid var(--settings-line);border-radius:2px;background:#fff;color:var(--settings-muted);cursor:pointer;font-size:11px}.history-category-tab.is-active{border-color:var(--settings-blue-dark);background:var(--settings-blue-dark);color:#fff}.history-category-tab:nth-child(2n){border-color:#9bbbd4;color:#356785}.history-category-tab:nth-child(3n){border-color:#c9b29b;color:#8a5f38}.history-category-tab:nth-child(4n){border-color:#a9c8b0;color:#3e7450}.history-category-tab.is-active{color:#fff}.history-category-tab{display:inline-flex;align-items:center;gap:5px}.history-category-count{color:#718096;font-variant-numeric:tabular-nums}.history-category-tab.tone-blue:not(.is-active) .history-category-count{color:#2f6f9f}.history-category-tab.tone-amber:not(.is-active) .history-category-count{color:#9a6b35}.history-category-tab.tone-green:not(.is-active) .history-category-count{color:#3f7b50}.history-category-tab.tone-purple:not(.is-active) .history-category-count{color:#71539a}.history-category-tab.is-active .history-category-count{color:inherit}.history-heading{display:flex;align-items:center;gap:12px;min-height:53px;padding:10px 12px;border-bottom:1px solid var(--settings-line)}.history-heading-title{display:flex;align-items:baseline;gap:8px;min-width:0;margin-right:auto}.history-heading h2{margin:0;font-size:14px;font-weight:700}.history-summary{color:var(--settings-muted);font-size:11px;white-space:nowrap}.history-actions{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:8px}.history-filter{display:inline-flex;align-items:center;gap:6px;color:var(--settings-muted);font-size:11px;white-space:nowrap}.history-filter select,.history-custom-range input{height:30px;padding:0 7px;border:1px solid var(--settings-line);border-radius:2px;background:var(--settings-surface-2);color:var(--settings-text);font-size:11px}.history-filter select:focus,.history-custom-range input:focus{border-color:var(--settings-blue);outline:2px solid #dcecf6}.history-custom-range{display:inline-flex;align-items:center;gap:5px;color:var(--settings-muted);font-size:11px}.history-custom-range[hidden]{display:none}.history-heading button{height:30px}.history-heading button:disabled{cursor:wait;opacity:.55}.button-danger{border-color:#e1b8b5!important;background:#fff8f7;color:var(--settings-red)}.button-danger:hover,.button-danger:focus-visible{border-color:var(--settings-red)!important;color:var(--settings-red)}.button-danger.confirming{border-color:var(--settings-red)!important;background:var(--settings-red);color:#fff}.history-status{color:var(--settings-muted);font-size:11px}.history-scroll{overflow-x:auto}.history-table{width:100%;min-width:900px;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}.history-symbol{font-weight:700}.history-symbol.tone-blue{color:#2f6f9f}.history-symbol.tone-amber{color:#9a6b35}.history-symbol.tone-green{color:#3f7b50}.history-symbol.tone-purple{color:#71539a}.history-table th,.history-table td{height:44px;padding:0 12px;border-bottom:1px solid #e7edf2;text-align:left;white-space:nowrap}.history-table th{height:36px;background:#f7fafc;color:var(--settings-muted);font-size:11px;font-weight:700}.history-table tbody tr:nth-child(2n){background:#fbfcfd}.history-table tbody tr:hover{background:#f1f7fb}.history-delete-button{padding:0;border:0;background:transparent;color:var(--settings-red);cursor:pointer;font-size:12px}.history-delete-button:hover,.history-delete-button:focus-visible{text-decoration:underline}.history-delete-button:disabled{cursor:wait;opacity:.55}.history-empty{color:var(--settings-muted);text-align:center!important}.history-pagination{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;padding:10px 12px;border-top:1px solid var(--settings-line)}.history-page-status{color:var(--settings-muted);font-size:11px}.history-page-actions{display:flex;gap:8px}@media(max-width:720px){.settings-page{padding:3px 5px 5px}.settings-header{align-items:flex-start}#notification-form{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px 10px}.form-actions{display:flex;grid-column:1 / -1;align-items:center;flex-wrap:wrap;gap:10px}#notification-form{padding:14px}.panel-heading{padding:13px 14px}.history-heading{align-items:flex-start;flex-wrap:wrap}.history-heading-title{width:100%}.history-actions{width:100%;justify-content:flex-start}.history-status{width:100%}}@media(max-width:480px){.settings-header{gap:10px}.settings-title h1{font-size:15px}.history-heading{gap:8px}.history-actions{width:100%;margin-left:0}.history-filter{flex:1 1 130px}.history-filter select{flex:1;min-width:0}.history-custom-range{width:100%}.history-custom-range input{flex:1;min-width:0}.history-actions>.action-button{flex:1}.history-pagination{align-items:stretch;flex-direction:column}.history-page-actions{width:100%}.history-page-actions .action-button{flex:1}}