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#0000003d;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border)}.modal-title{font-size:18px;font-weight:700;color:var(--text);letter-spacing:-.02em}.modal-close{background:transparent;border:none;font-size:22px;line-height:1;color:var(--text-muted);cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm)}.modal-close:hover{color:var(--text);background:var(--bg-subtle)}.modal-body{padding:24px;overflow-y:auto;font-size:14px;line-height:1.6;color:var(--text)}.modal-body h3{margin:24px 0 12px;font-size:11px;font-weight:700;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em}.modal-body h3:first-child{margin-top:0}.modal-body p{margin:0 0 16px;color:var(--text-muted)}.modal-body ol,.modal-body ul{margin:0 0 16px;padding-left:20px;color:var(--text-muted)}.modal-body li{margin-bottom:6px}.modal-body strong{color:var(--text);font-weight:600}.modal-shortcut{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}.modal-shortcut:last-child{border-bottom:none}.modal-shortcut kbd{display:inline-block;padding:3px 8px;background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:12px;color:var(--text);margin-left:4px}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end}@media (max-width: 900px){.app-main{flex-direction:column}.main-sidebar{width:100%;border-left:none;border-top:1px solid var(--border);max-height:260px}.main-stage{padding:16px}.app-header,.toolbar,.status-bar{padding-left:16px;padding-right:16px}}@media (max-width: 600px){.app-header{height:56px;padding:0 12px;gap:12px}.app-title{font-size:18px}.app-version,.app-filename{display:none}.toolbar{padding:8px 12px;gap:8px}.toolbar-sep,.toolbar-label{display:none}.btn-tool{min-width:0;padding:0 12px}.main-stage{padding:12px}.status-bar{padding:0 12px;font-size:11px}.dropzone{padding:48px 24px}}