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.help-dialog{width:calc(100% - 24px);max-height:85dvh;margin:auto;padding:30px 24px;overflow:auto;border:1px solid var(--line);border-radius:22px;background:#fdfdfb;color:var(--text)}body .help-close{float:right;margin:-12px -8px 6px 8px}body .help-dialog h2{margin:18px 0 10px;clear:both;font-size:23px;letter-spacing:-.7px}body .help-intro{font-size:12px;color:var(--muted);line-height:1.7}body .guide-steps{list-style:none;padding:0;margin:24px 0}body .guide-steps li{display:flex;gap:12px;padding:15px 0;border-top:1px solid var(--line)}body .guide-steps li>span{font-size:12px;color:var(--accent)}body .guide-steps h3{margin:0 0 8px;font-size:13px}body .guide-steps p{margin:0;color:var(--muted);font-size:12px;line-height:1.8}body .shortcut-hint{display:none}}@media(max-width:359px){body .app-header{padding-inline:12px}body .viewer:has(.dropzone){padding-inline:16px}body .welcome-heading h1{font-size:29px}body .welcome-bottom>span{display:none}body .mobile-tool-grid 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