.workspace{grid-template-columns:310px minmax(0,1fr);gap:18px;align-items:start}
.tool-sidebar{min-width:0;background:#fff;border:1px solid #d9e3ee;border-radius:16px;padding:18px;box-shadow:0 7px 20px #28496d0b}
.tool-sidebar .tool-tabs{flex-direction:column;gap:7px;padding:6px;margin-bottom:14px}
.tool-sidebar .tool-tabs a{font-size:17px;padding:9px 8px}
.tool-sidebar .tool-tabs a.active::after{content:none;display:none}
.tool-sidebar .task-description{font-size:15px;line-height:1.55;margin:0 0 12px}
.tool-sidebar .section-heading{display:block;margin-bottom:12px}
.tool-sidebar .section-heading h2{font-size:18px;margin-bottom:6px}
.tool-sidebar .section-heading>span{display:block;font-size:14px;margin-left:38px}
.tool-sidebar .dropzone{padding:12px 10px}
.tool-sidebar .upload-icon{display:none}
.tool-sidebar .dropzone h3{font-size:17px;line-height:1.5;word-break:keep-all}
.tool-sidebar .dropzone p{font-size:14px;line-height:1.5;margin:5px 0 8px;word-break:keep-all}
.tool-sidebar .file-button{font-size:15px;padding:9px 16px}
.tool-sidebar .dropzone small{font-size:13px;line-height:1.5;margin-top:8px;word-break:keep-all}
.editor{padding:20px}.result-heading{display:flex;gap:9px;align-items:center;padding-bottom:14px;border-bottom:1px solid #d9e3ee;margin-bottom:14px}
.result-heading h2{font-size:19px;color:#111;letter-spacing:-.5px}
.empty-note{padding:22px 10px;line-height:1.7}
.action-area{padding-top:14px}.filename input{padding:9px 12px}.merge-button{padding:12px 16px}
.scan-button{margin-top:14px;padding:10px 14px}.scan-note{margin:8px 0 14px;line-height:1.7}
.help-guide{margin-top:16px;border-top:1px solid #d9e3ee;padding-top:12px}
.help-guide>summary{cursor:pointer;font-size:14px;font-weight:750;color:#111;list-style-position:inside;padding:3px 0}
.help-guide[open]>summary{margin-bottom:14px}
.help-guide .guide{padding:16px;background:#f8fbfe;border:1px solid #d9e3ee;border-radius:10px;box-shadow:none}
.help-guide .guide h2{font-size:23px}
.help-guide .example,.help-guide .clean-illustration{max-width:360px;margin:14px 0 18px}
.help-guide .benefits{gap:13px}.help-guide .privacy{padding-top:13px;margin-top:16px}
.help-guide .scan-print-note{margin-top:12px}
.editor-column footer{margin-top:7px;line-height:1.6}
@media(min-width:1100px){.help-guide .benefits{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.help-guide .privacy{max-width:600px}}
@media(max-width:1050px){.workspace{grid-template-columns:280px minmax(0,1fr);gap:14px}.tool-sidebar{padding:15px}.editor{padding:18px}.header-links{flex-wrap:wrap}}
@media(max-width:850px){.workspace{grid-template-columns:250px minmax(0,1fr)}.tool-sidebar{padding:14px}.tool-sidebar .tool-tabs a{font-size:16px}.tool-sidebar .task-description{font-size:14px}.tool-sidebar .section-heading>span{margin-left:0}.result-heading{align-items:flex-start}.result-heading h2{font-size:18px}}
@media(max-width:720px){
 .workspace{grid-template-columns:1fr}.tool-sidebar{order:0;padding:16px}.editor-column{display:block;order:1}
 .tool-sidebar .tool-tabs{flex-direction:row}.tool-sidebar .tool-tabs a{font-size:16px;line-height:1.4}
 .tool-sidebar .tool-tabs a.active::after{content:none;display:none}
 .tool-sidebar .section-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}
 .tool-sidebar .section-heading h2{margin:0}.tool-sidebar .section-heading>span{font-size:13px}
 .tool-sidebar .dropzone{padding:12px}.tool-sidebar .dropzone h3{font-size:17px}
 .tool-sidebar .dropzone p{margin:5px 0 10px}.tool-sidebar .task-description{margin-bottom:12px}
 .editor{padding:17px}.help-guide .guide{padding:14px}.help-guide .guide h2{font-size:23px}
}