@charset "UTF-8";:root{--primary-color: #8B7355;--secondary-color: #A69076;--paper-color: #FDFBF7;--paper-light: #FAF7F2;--paper-dark: #EDE6DB;--ink-color: #3D3530;--ink-light: #5C5550;--accent-color: #C4A484;--shadow-color: rgba(139, 115, 85, .15);--border-color: rgba(139, 115, 85, .2);--border-radius: 4px;--transition-speed: .2s;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 20px;--font-size-2xl: 24px;--font-size-3xl: 28px;--font-size-4xl: 32px}*{margin:0;padding:0;box-sizing:border-box}@font-face{font-family:"Source Han Serif SC";font-display:swap;font-weight:400;font-style:normal;src:local("Source Han Serif SC"),local("Source Han Serif CN"),local("Noto Serif SC"),local("STSong"),local("SimSun"),url(/assets/SourceHanSerifSC-Regular.woff2) format("woff2"),url(/assets/SourceHanSerifSC-Regular.woff) format("woff"),url(/assets/SourceHanSerifSC-Regular.ttf) format("truetype")}@font-face{font-family:"Source Han Serif SC";font-display:swap;font-weight:700;font-style:normal;src:local("Source Han Serif SC Bold"),local("Noto Serif SC Bold"),url(fonts/SourceHanSerifSC-Bold.woff2) format("woff2"),url(fonts/SourceHanSerifSC-Bold.woff) format("woff"),url(fonts/SourceHanSerifSC-Bold.ttf) format("truetype")}@font-face{font-family:Ma Shan Zheng;font-display:swap;font-weight:400;font-style:normal;src:local("Ma Shan Zheng"),url(/assets/MaShanZheng-Regular.woff2) format("woff2"),url(/assets/MaShanZheng-Regular.woff) format("woff"),url(/assets/MaShanZheng-Regular.ttf) format("truetype")}@font-face{font-family:FZQKBYS;font-display:swap;font-weight:400;font-style:normal;src:local("FZQingKeBenYueSongS-R-GB"),local("方正清刻本悦宋简体"),local("FZQKBYSJW--GB1-0"),url(/assets/FZQingKeBenYueSongS-R-GB.woff2) format("woff2"),url(/assets/FZQingKeBenYueSongS-R-GB.woff) format("woff"),url(/assets/FZQingKeBenYueSongS-R-GB.ttf) format("truetype")}@font-face{font-family:KaiTi;font-display:swap;font-weight:400;font-style:normal;src:local("KaiTi"),local("KaiTi_GB2312"),local("STKaiti"),local("AR PL UKai CN"),local("SimKai"),local("simkai"),url(fonts/KaiTi.woff2) format("woff2"),url(fonts/KaiTi.woff) format("woff"),url(fonts/KaiTi.ttf) format("truetype"),url(/assets/simkai.ttf) format("truetype")}body{font-family:"Source Han Serif SC","Noto Serif SC",STSong,SimSun,Songti SC,serif;font-size:var(--font-size-base);line-height:1.6;background-color:var(--paper-color);color:var(--ink-color);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}#root{width:100%;min-height:100vh}@media screen and (max-width: 375px){:root{--font-size-xs: 11px;--font-size-sm: 12px;--font-size-base: 14px;--font-size-lg: 16px;--font-size-xl: 18px;--font-size-2xl: 20px;--font-size-3xl: 24px;--font-size-4xl: 28px}}@media screen and (min-width: 376px) and (max-width: 768px){:root{--font-size-xs: 12px;--font-size-sm: 13px;--font-size-base: 15px;--font-size-lg: 17px;--font-size-xl: 19px;--font-size-2xl: 22px;--font-size-3xl: 26px;--font-size-4xl: 30px}}@media screen and (min-width: 769px) and (max-width: 1024px){:root{--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 20px;--font-size-2xl: 24px;--font-size-3xl: 28px;--font-size-4xl: 32px}}@media screen and (min-width: 1025px){:root{--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 20px;--font-size-2xl: 24px;--font-size-3xl: 28px;--font-size-4xl: 32px}}@media screen and (-webkit-min-device-pixel-ratio: 2),screen and (min-resolution: 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.close-btn{position:absolute;top:12px;right:12px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:none;border-radius:50%;background:var(--paper-dark);color:var(--ink-light);cursor:pointer}.bg-selector-content .close-btn:hover,.export-content .close-btn:hover,.help-content .close-btn:hover{background:var(--accent-color);color:var(--paper-color)}.bg-selector-content h3,.export-content h3,.help-content h3{font-size:16px;font-weight:500;color:var(--ink-color);margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--border-color);font-family:inherit}.bg-tabs{display:flex;gap:6px;margin-bottom:16px}.bg-tabs .tab{flex:1;padding:8px;border:1px solid var(--border-color);border-radius:4px;background:transparent;color:var(--ink-light);font-size:13px;cursor:pointer;transition:all .2s;font-family:inherit}.bg-tabs .tab:hover{border-color:var(--accent-color)}.bg-tabs .tab.active{background:var(--accent-color);border-color:var(--accent-color);color:var(--paper-color)}.bg-presets{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.bg-presets .bg-preset{display:flex;flex-direction:column;align-items:center;gap:6px;padding:10px;border:1px solid var(--border-color);border-radius:4px;background:var(--paper-color);cursor:pointer;transition:all .2s}.bg-presets .bg-preset:hover{border-color:var(--accent-color)}.bg-presets .bg-preset.active{border-color:var(--primary-color);background:var(--paper-light)}.bg-presets .bg-preset .preset-preview{width:70px;height:50px;border-radius:3px;overflow:hidden;border:1px solid var(--border-color)}.bg-presets .bg-preset .preset-preview .preset-pattern{width:100%;height:100%;background-size:cover}.bg-presets .bg-preset .preset-name{font-size:11px;color:var(--ink-light)}.bg-custom .color-picker-container,.bg-custom .quick-colors{margin-bottom:16px}.bg-custom .color-picker-container label,.bg-custom .quick-colors 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label{display:block;font-size:13px;color:var(--ink-light);margin-bottom:6px}.export-options .option-group .format-buttons{display:flex;gap:6px}.export-options .option-group .format-buttons .format-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px;border:1px solid var(--border-color);border-radius:4px;background:transparent;color:var(--ink-light);font-size:13px;cursor:pointer;transition:all .2s;font-family:inherit}.export-options .option-group .format-buttons .format-btn:hover{border-color:var(--accent-color)}.export-options .option-group .format-buttons .format-btn.active{background:var(--accent-color);border-color:var(--accent-color);color:var(--paper-color)}.export-options .option-group input[type=range]{width:100%;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--paper-dark);border-radius:2px}.export-options .option-group input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;background:var(--primary-color);border-radius:50%;cursor:pointer}.export-options .option-group .size-inputs{display:flex;gap:10px}.export-options .option-group .size-inputs .size-input{flex:1;display:flex;align-items:center;gap:6px}.export-options .option-group .size-inputs .size-input input{flex:1;padding:8px;border:1px solid var(--border-color);border-radius:4px;font-size:13px;outline:none;text-align:center;font-family:inherit}.export-options .option-group .size-inputs .size-input input:focus{border-color:var(--accent-color)}.export-options .option-group .size-inputs .size-input span{color:var(--ink-light);font-size:12px}.preview-section{margin-bottom:16px}.preview-section .preview-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;background:var(--paper-dark);color:var(--ink-color);border:1px solid var(--border-color);border-radius:4px;cursor:pointer;transition:all .2s;font-size:13px;margin-bottom:10px;font-family:inherit}.preview-section .preview-btn:hover:not(:disabled){background:var(--accent-color);border-color:var(--accent-color);color:var(--paper-color)}.preview-section .preview-btn:disabled{opacity:.5;cursor:not-allowed}.preview-section .preview-container{max-width:100%;border-radius:4px;overflow:hidden;box-shadow:0 1px 6px var(--shadow-color);border:1px solid var(--border-color)}.preview-section .preview-container .preview-image{width:100%;display:block}.export-footer{display:flex;gap:10px}.export-footer .cancel-btn{flex:1;padding:10px;border:1px solid var(--border-color);border-radius:4px;background:transparent;color:var(--ink-light);font-size:13px;cursor:pointer;transition:all .2s;font-family:inherit}.export-footer .cancel-btn:hover{background:var(--paper-dark);color:var(--ink-color)}.export-footer .confirm-btn{flex:2;display:flex;align-items:center;justify-content:center;gap:6px;padding:10px;background:var(--primary-color);color:var(--paper-color);border:1px solid var(--primary-color);border-radius:4px;cursor:pointer;transition:all .2s;font-size:13px;font-family:inherit}.export-footer .confirm-btn:hover:not(:disabled){background:var(--secondary-color);border-color:var(--secondary-color)}.export-footer .confirm-btn:disabled{opacity:.7;cursor:not-allowed}.help-sections .help-section{margin-bottom:16px}.help-sections .help-section h4{font-size:13px;font-weight:500;color:var(--ink-color);margin-bottom:8px;font-family:inherit}.help-sections .help-section .help-item{display:flex;align-items:center;gap:10px;padding:6px 0;color:var(--ink-light);font-size:12px;font-family:inherit}.help-sections .help-section .help-item kbd{padding:3px 6px;background:var(--paper-dark);border:1px solid var(--border-color);border-radius:3px;font-family:monospace;font-size:11px;color:var(--ink-color)}.help-sections .help-section .help-item svg{color:var(--primary-color)}@media (min-height: 900px){.sidebar{max-height:calc(100vh - 140px)}}@media (min-height: 1200px){.sidebar{max-height:calc(100vh - 160px)}}.create-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#fdfbf7f2;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000}.create-modal .create-modal-content{background:var(--paper-light);border-radius:6px;padding:20px;width:90%;max-width:360px;border:1px solid var(--border-color);box-shadow:0 4px 16px var(--shadow-color);position:relative}.create-modal .create-modal-content .close-btn{position:absolute;top:10px;right:10px;width:26px;height:26px;display:flex;align-items:center;justify-content:center;border:none;border-radius:50%;background:var(--paper-dark);color:var(--ink-light);cursor:pointer;transition:all .2s}.create-modal .create-modal-content .close-btn:hover{background:var(--accent-color);color:var(--paper-color)}.create-modal .create-modal-content h3{font-size:16px;font-weight:500;color:var(--ink-color);margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--border-color);font-family:inherit}.create-modal .create-modal-content .input-section input{width:100%;padding:10px 12px;border:1px solid var(--border-color);border-radius:4px;font-size:14px;outline:none;font-family:inherit;box-sizing:border-box}.create-modal .create-modal-content .input-section input:focus{border-color:var(--accent-color)}.create-modal .create-modal-content .input-section input::placeholder{color:var(--ink-light)}.create-modal .create-modal-content .input-section .error-message{margin-top:6px;font-size:12px;color:#dc143c;font-family:inherit}.create-modal .create-modal-content .modal-actions{display:flex;gap:10px;margin-top:16px}.create-modal .create-modal-content .modal-actions .modal-btn{flex:1;padding:10px;border-radius:4px;font-size:13px;font-family:inherit;cursor:pointer;transition:all .2s;border:1px solid var(--border-color)}.create-modal .create-modal-content .modal-actions .modal-btn.cancel{background:transparent;color:var(--ink-light)}.create-modal .create-modal-content .modal-actions .modal-btn.cancel:hover{background:var(--paper-dark);color:var(--ink-color)}.create-modal .create-modal-content .modal-actions .modal-btn.confirm{background:var(--primary-color);color:var(--paper-color);border-color:var(--primary-color)}.create-modal .create-modal-content .modal-actions .modal-btn.confirm:hover:not(.disabled){background:var(--secondary-color);border-color:var(--secondary-color)}.create-modal .create-modal-content .modal-actions .modal-btn.confirm.disabled{opacity:.7;cursor:not-allowed}@media (max-width: 1024px){.app-main{flex-direction:column}.app-main .sidebar{width:100%;max-height:200px}.app-main .canvas-section{height:calc(100vh - 280px);min-height:0}.app-main .canvas-container{height:100%;max-height:550px;aspect-ratio:850/550}}@media (max-width: 768px){.app-header{padding:8px 12px}.app-header .logo h1{font-size:18px}.app-header .header-actions{gap:6px}.app-header .bg-selector-btn,.app-header .export-btn{padding:5px 8px;font-size:0}.app-header .toolbar{padding:5px 8px}.app-main{padding:12px;gap:12px}}