:root{--indigo: #1E2A4A;--amber: #C9862E;--bg: #FAFAF8;--surface: #FFFFFF;--text: #1A1D23;--text-soft: #5B6270;--border: #E4E6EA;--green: #3D7A5C;--brick: #B4472A;--slateblue: #3B5A73;--lightslate: #8A93A3;--font-ui: "Inter", sans-serif}[data-theme=dark]{--indigo: #2A3B63;--bg: #14161C;--surface: #1C1F27;--text: #EDEEF0;--text-soft: #9096A3;--border: #2C303A}[data-font=serif]{--font-ui: "Noto Serif", serif}[data-font=mono]{--font-ui: "IBM Plex Mono", monospace}[data-font=classic]{--font-ui: "Georgia", "Times New Roman", serif}[data-font=plex]{--font-ui: "IBM Plex Sans", sans-serif}[data-font=round]{--font-ui: "Poppins", sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%}body{font-family:var(--font-ui);background:var(--bg);color:var(--text);transition:background .2s,color .2s}.app{display:flex;min-height:100vh;padding-bottom:54px}.sidebar{width:230px;background:var(--indigo);color:#fff;padding:24px 16px;flex-shrink:0;display:flex;flex-direction:column;gap:4px}.brand{font-weight:700;font-size:15px;margin-bottom:28px;padding:0 8px;display:flex;align-items:center;gap:8px}.brand .mark{width:22px;height:22px;border-radius:5px;background:var(--amber);display:inline-flex;align-items:center;justify-content:center;font-family:IBM Plex Mono,monospace;font-size:12px;font-weight:600;color:var(--indigo)}.nav-item{padding:10px 12px;border-radius:8px;font-size:13.5px;color:#ffffffbf;cursor:pointer;display:flex;align-items:center;gap:10px;border:none;background:none;text-align:left;width:100%;font-family:inherit}.nav-item.active{background:#ffffff14;color:#fff;font-weight:600}.hamburger{display:none;background:none;border:none;color:var(--text);font-size:20px;cursor:pointer;padding:4px 8px}.main{flex:1;display:flex;flex-direction:column;min-width:0}.banner{background:var(--surface);border-bottom:1px solid var(--border);padding:14px 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var(--border);border-radius:8px;padding:9px 12px;font-size:13.5px;font-family:var(--font-ui);color:var(--text);background:var(--bg)}.field.full{grid-column:1 / -1}.doc-compare{display:grid;grid-template-columns:100px 1fr 1fr;gap:8px 16px;align-items:center;font-size:13px}.doc-compare .head{font-size:11px;font-weight:700;text-transform:uppercase;color:var(--text-soft);padding-bottom:6px;border-bottom:1px solid var(--border)}.doc-compare input{border:1px solid var(--border);border-radius:7px;padding:7px 10px;font-size:13px;background:var(--bg);font-family:var(--font-ui);color:var(--text)}.dir-label{font-weight:600;color:var(--text-soft)}.item-row{display:grid;grid-template-columns:1fr 1fr 1fr 1fr auto;gap:10px;align-items:end;margin-bottom:10px}.btn-small{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:8px 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820px){.app{flex-direction:column}.sidebar{position:fixed;top:0;left:0;bottom:54px;z-index:60;transform:translate(-100%);transition:transform .25s ease;width:230px}.sidebar.open{transform:translate(0)}.hamburger{display:inline-block}.content{flex-direction:column;overflow:visible}.checklist{width:100%;border-right:none;border-bottom:1px solid var(--border);display:flex;overflow-x:auto;padding:12px 14px;gap:8px}.checklist h4{display:none}.check-item{flex-shrink:0;white-space:nowrap;margin-bottom:0}.form-area{padding:16px 14px 30px}.field-grid,.doc-compare{grid-template-columns:1fr}.doc-compare .head:first-child{display:none}.item-row{grid-template-columns:1fr 1fr}}