/* Semantic roles and Hope UI aliases share this single scoped definition. */
body[data-kp-interface]{
  --kp-canvas:#fcfcfb;--kp-content:#fff;--kp-chrome:#f6f6f3;--kp-inset:#f5f5f2;
  --kp-selected:#eeeee9;--kp-hover:#f0f0ec;--kp-ink:#242522;--kp-secondary:#575953;
  --kp-muted:#6b6d66;--kp-separator:#e5e5df;--kp-boundary:#c9cbc3;--kp-control-boundary:#82857a;
  --kp-accent:#cf4317;--kp-accent-hover:#b83a12;--kp-accent-pressed:#a3330f;
  --kp-on-accent:#fff;--kp-accent-soft:#fcede6;--kp-accent-soft-hover:#f9e0d5;
  --kp-accent-text:#b23a10;--kp-focus:#cf4317;--kp-ring:rgba(207,67,23,.36);
  --kp-overlay:rgba(28,25,22,.48);--kp-danger:#b42e24;--kp-danger-bg:#fce9e6;
  --kp-popover-shadow:0 1px 2px rgba(31,29,26,.04),0 6px 16px rgba(31,29,26,.06);
  --kp-dialog-shadow:0 2px 6px rgba(31,29,26,.06),0 18px 48px rgba(31,29,26,.14);
  --hope-colors-background:var(--kp-canvas);--hope-colors-neutral1:var(--kp-canvas);
  --hope-colors-neutral2:var(--kp-chrome);--hope-colors-neutral3:var(--kp-content);
  --hope-colors-neutral4:var(--kp-inset);--hope-colors-neutral5:var(--kp-hover);
  --hope-colors-neutral6:var(--kp-selected);--hope-colors-neutral7:var(--kp-separator);
  --hope-colors-neutral8:var(--kp-boundary);--hope-colors-neutral9:var(--kp-muted);
  --hope-colors-neutral10:var(--kp-muted);--hope-colors-neutral11:var(--kp-secondary);
  --hope-colors-neutral12:var(--kp-ink);--hope-colors-info3:var(--kp-accent-soft);
  --hope-colors-info4:var(--kp-accent-soft-hover);--hope-colors-info8:var(--kp-focus);
  --hope-colors-info9:var(--kp-accent);--hope-colors-info10:var(--kp-accent-hover);
  --hope-colors-info11:var(--kp-accent-text);--hope-colors-primary3:var(--kp-selected);
  --hope-colors-primary4:var(--kp-hover);--hope-colors-primary11:var(--kp-secondary);
  background:var(--kp-canvas)!important;color:var(--kp-ink)!important;font-size:1rem;line-height:1.7;
}
body.hope-ui-dark[data-kp-interface]{
  --kp-canvas:#191a18;--kp-content:#232420;--kp-chrome:#20211e;--kp-inset:#20211e;
  --kp-selected:#353630;--kp-hover:#30312b;--kp-ink:#edeee8;--kp-secondary:#bfc1b6;
  --kp-muted:#a0a398;--kp-separator:#353630;--kp-boundary:#53564b;--kp-control-boundary:#74796a;
  --kp-accent-soft:#3a2219;--kp-accent-soft-hover:#48291d;--kp-accent-text:#ff8a5c;
  --kp-focus:#ff8a5c;--kp-ring:rgba(255,138,92,.42);--kp-overlay:rgba(0,0,0,.6);
  --kp-danger:#ff8a80;--kp-danger-bg:#3d1d1a;
  --hope-colors-background:var(--kp-canvas);--hope-colors-neutral1:var(--kp-canvas);
  --hope-colors-neutral2:var(--kp-chrome);--hope-colors-neutral3:var(--kp-content);
  --hope-colors-neutral4:var(--kp-inset);--hope-colors-neutral5:var(--kp-hover);
  --hope-colors-neutral6:var(--kp-selected);--hope-colors-neutral7:var(--kp-separator);
  --hope-colors-neutral8:var(--kp-boundary);--hope-colors-neutral9:var(--kp-muted);
  --hope-colors-neutral10:var(--kp-muted);--hope-colors-neutral11:var(--kp-secondary);
  --hope-colors-neutral12:var(--kp-ink);--hope-colors-info3:var(--kp-accent-soft);
  --hope-colors-info4:var(--kp-accent-soft-hover);--hope-colors-info8:var(--kp-focus);
  --hope-colors-info9:var(--kp-accent);--hope-colors-info10:var(--kp-accent-hover);
  --hope-colors-info11:var(--kp-accent-text);--hope-colors-primary3:var(--kp-selected);
  --hope-colors-primary4:var(--kp-hover);--hope-colors-primary11:var(--kp-secondary);
}
body[data-kp-interface] #root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif!important}
body[data-kp-interface] :is(a,button,input,textarea,select,[tabindex]):focus-visible{outline:2px solid var(--kp-focus)!important;outline-offset:3px;box-shadow:0 0 0 4px var(--kp-ring)!important}
body[data-kp-interface] :is(button,a,input){transition:background-color 120ms,color 120ms,border-color 120ms}
body[data-kp-interface] button{min-height:2.75rem;border-radius:.5rem!important;font-size:1rem;box-shadow:none!important}
body[data-kp-interface] button.hope-icon-button{min-width:2.75rem;padding:.625rem!important}
body[data-kp-interface] button:disabled{cursor:not-allowed;opacity:.6}
body[data-kp-interface] :is(input:not([type=checkbox]):not([type=radio]),textarea){min-height:3rem;font-size:1rem!important;line-height:1.7;border:1px solid var(--kp-control-boundary)!important;border-radius:.5rem!important;background:var(--kp-inset)!important;color:var(--kp-ink)!important;padding:.625rem .875rem}
body[data-kp-interface] input::placeholder{color:var(--kp-muted)!important;opacity:1}
body[data-kp-interface] .header{height:5rem!important;background:var(--kp-canvas)!important;border-bottom:1px solid var(--kp-separator);box-shadow:none!important}
body[data-kp-interface] .header>div{width:min(70rem,calc(100% - 3rem))!important;max-width:70rem!important}
body[data-kp-interface] .header>div>div{width:100%!important;max-width:none!important;padding-inline:0!important}
body[data-kp-interface] #root div:has(>.body){width:100%!important;max-width:none!important}
body[data-kp-interface] .header-left img{height:2.5rem!important;width:12.5rem!important;object-fit:contain;object-position:left}
body[data-kp-interface] .body{box-sizing:border-box;width:min(70rem,calc(100% - 3rem))!important;max-width:70rem!important;margin-inline:auto!important;padding:2rem 0 0!important;gap:1.25rem!important}
body[data-kp-interface] .body>div:has(>.markdown [id="user-content-kp-library"]){width:100%!important;padding:0!important;background:transparent!important;box-shadow:none!important}
body[data-kp-interface] :is(.markdown,.markdown-body):has([id="user-content-kp-library"]){width:100%!important;margin:0!important;padding:0!important;max-width:none!important;background:transparent!important}
[id="user-content-kp-library"]{padding:0 0 .5rem}
body[data-kp-interface] [id="user-content-kp-name"]{font-size:2rem!important;font-weight:600!important;letter-spacing:-.035em;line-height:1.4!important;color:var(--kp-ink)!important;border:0!important;margin:0 0 .75rem!important;padding:0!important}
body[data-kp-interface] [id="user-content-kp-description"]{font-size:1rem!important;line-height:1.75!important;color:var(--kp-secondary)!important;margin:0!important}
body[data-kp-interface] [id="user-content-kp-library-link"]{display:inline-flex;align-items:center;min-height:2.75rem;margin-top:1.25rem;padding:.5rem 1rem;border:1px solid transparent;border-radius:.5rem;background:var(--kp-accent);color:var(--kp-on-accent)!important;font-size:1rem;font-weight:600;text-decoration:none}
body[data-kp-interface] [id="user-content-kp-library-link"]:hover{background:var(--kp-accent-hover)}
body[data-kp-interface] .nav{background:transparent!important;color:var(--kp-muted);padding:0!important;font-size:.875rem!important}
body[data-kp-interface] .nav a{display:inline-flex;align-items:center;min-height:2.75rem;padding:.5rem!important;color:var(--kp-secondary)!important;border-radius:.5rem!important}
body[data-kp-interface] .nav a:hover{background:var(--kp-hover)!important;color:var(--kp-ink)!important}
body[data-kp-interface] .obj-box{padding:0!important;background:var(--kp-content)!important;border:1px solid var(--kp-separator)!important;border-radius:.75rem!important;box-shadow:none!important;overflow:clip}
body[data-kp-interface] .list{padding:0!important;gap:0!important}
body[data-kp-interface] .list>.title{margin:0!important;padding:1rem 1.25rem!important;background:var(--kp-chrome)!important;border-bottom:1px solid var(--kp-separator);color:var(--kp-secondary)!important}
body[data-kp-interface] .list>.title p{font-size:.875rem!important;color:var(--kp-secondary)!important}
body[data-kp-interface] .list a.list-item{min-height:3.5rem;padding:.75rem 1.25rem!important;border-radius:0!important;border-bottom:1px solid var(--kp-separator);color:var(--kp-ink)!important;font-size:1rem!important}
body[data-kp-interface] .list>div:last-child a.list-item{border-bottom:0}
body[data-kp-interface] .list a.list-item:hover{background:var(--kp-hover)!important;transform:none!important}
body[data-kp-interface] .list>div{transform:none!important;opacity:1!important}
body[data-kp-interface] .list a.list-item [title]{overflow-wrap:anywhere}
body[data-kp-interface] .kp-empty{padding:4rem 1.5rem 4.5rem;text-align:center}
body[data-kp-interface] .kp-empty h2{font-size:1.125rem;font-weight:600;line-height:1.5;color:var(--kp-secondary);margin:0 0 .5rem}
body[data-kp-interface] .kp-empty p{font-size:.875rem;line-height:1.75;color:var(--kp-muted);max-width:32rem;margin:0 auto}
body[data-kp-interface] :is(.hope-menu__content,.hope-popover__content){padding:.375rem!important;border:1px solid var(--kp-separator)!important;border-radius:.75rem!important;background:var(--kp-content)!important;color:var(--kp-ink)!important;box-shadow:var(--kp-popover-shadow)!important;max-width:calc(100vw - 2rem)}
body[data-kp-interface] .hope-menu__item{min-height:2.75rem!important;border-radius:.5rem!important;color:var(--kp-secondary)!important;font-size:1rem!important;white-space:normal}
body[data-kp-interface] .hope-menu__item:is(:hover,[data-highlighted]){background:var(--kp-hover)!important;color:var(--kp-ink)!important}
body[data-kp-interface] .hope-modal__overlay{background:var(--kp-overlay)!important}
body[data-kp-interface] .hope-modal__dialog{border-radius:1rem!important;box-shadow:var(--kp-dialog-shadow)!important;background:var(--kp-content)!important;max-height:calc(100svh - 2rem);overflow-y:auto}
body[data-kp-interface] .kp-login-shell{height:auto!important;min-height:100svh;padding:3rem 1.5rem;align-items:center!important;background:var(--kp-canvas)!important}
body[data-kp-interface] .kp-login-background{display:none!important}
body[data-kp-interface] .kp-login-panel{width:min(100%,25rem)!important;background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important;gap:1rem!important;border-radius:0!important}
body[data-kp-interface] .kp-login-heading{flex-direction:column!important;align-items:flex-start!important;gap:1.5rem!important;width:100%;margin-bottom:.5rem}
body[data-kp-interface] .kp-login-heading img{width:12.5rem!important;height:2.5rem!important;margin:0!important;object-fit:contain;object-position:left}
body[data-kp-interface] .kp-login-heading h2{font-size:1.75rem!important;line-height:1.4;font-weight:600!important;letter-spacing:-.03em;color:var(--kp-ink)!important}
body[data-kp-interface] .kp-field-label{width:100%;font-size:.875rem;font-weight:600;color:var(--kp-secondary);line-height:1.5;margin:0 0 -.5rem!important}
body[data-kp-interface] .kp-login-panel>.hope-flex:has(.hope-checkbox){font-size:.875rem!important;flex-wrap:wrap;gap:.5rem;width:100%}
body[data-kp-interface] .kp-login-panel>.hope-flex:has(.hope-checkbox) :is(label,a){min-height:2.75rem;display:inline-flex;align-items:center}
body[data-kp-interface] .kp-login-panel>.hope-flex:has(.hope-checkbox) a{color:var(--kp-secondary)!important;text-decoration:underline;text-underline-offset:.25em}
body[data-kp-interface] .kp-login-panel button{min-height:3rem!important}
body[data-kp-interface] .kp-login-primary{background:var(--kp-accent)!important;color:var(--kp-on-accent)!important;border:1px solid transparent!important}
body[data-kp-interface] .kp-login-primary:hover{background:var(--kp-accent-hover)!important}
body[data-kp-interface] .kp-login-primary:active{background:var(--kp-accent-pressed)!important;transform:scale(.98)}
body[data-kp-interface] .kp-login-secondary{background:var(--kp-selected)!important;color:var(--kp-secondary)!important;border:1px solid transparent!important}
body[data-kp-interface] .kp-login-secondary:hover{background:var(--kp-hover)!important}
body[data-kp-interface] .kp-login-guest{background:transparent!important;color:var(--kp-secondary)!important;border:1px solid var(--kp-control-boundary)!important}
body[data-kp-interface] .hope-checkbox__control{border:1px solid var(--kp-control-boundary)!important;border-radius:.25rem!important;background:var(--kp-inset)!important}
body[data-kp-interface] .hope-checkbox__input:checked+.hope-checkbox__control{background:var(--kp-accent)!important;border-color:var(--kp-accent)!important;color:var(--kp-on-accent)!important}
body[data-kp-interface] .kp-login-message{width:100%;color:var(--kp-danger);background:var(--kp-danger-bg);font-size:.875rem;line-height:1.7;border-radius:.5rem;padding:.75rem 1rem;overflow-wrap:anywhere}
body[data-kp-interface] .kp-login-message[hidden]{display:none!important}
body[data-kp-interface] input[aria-invalid=true]{border-color:var(--kp-danger)!important}
body[data-kp-interface] svg[role=button]{width:2.75rem!important;height:2.75rem!important;padding:.625rem!important;border-radius:.5rem;cursor:pointer;color:var(--kp-secondary)!important}
body[data-kp-interface] svg[role=button]:hover{background:var(--kp-hover)}
@media(max-width:48rem){body[data-kp-interface] .header{height:4.5rem!important}body[data-kp-interface] :is(.header>div,.body){width:calc(100% - 2rem)!important}body[data-kp-interface] .body{padding-top:1.5rem!important;gap:1rem!important}body[data-kp-interface] [id="user-content-kp-name"]{font-size:1.75rem!important}body[data-kp-interface] .kp-empty{padding:3rem 1rem 3.5rem}body[data-kp-interface] .list>.title{padding:.875rem 1rem!important}body[data-kp-interface] .list a.list-item{padding:.75rem 1rem!important}body[data-kp-interface] .kp-login-shell{padding:2rem 1.5rem;align-items:center!important}}
@media(prefers-reduced-motion:reduce){body[data-kp-interface] *,body[data-kp-interface] *::before,body[data-kp-interface] *::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

/* Participants download files directly and do not choose a media preview. */
body[data-kp-download-only] .header button[aria-label="显示方式"],
body[data-kp-download-only] .obj-box .hope-select__trigger{display:none!important}
/* Group materials by livestream, with one continuous reading order. */
body[data-kp-library] .body>div:has(.markdown [id="user-content-kp-library"]),
body[data-kp-library] .body>.nav{display:none!important}
body[data-kp-library] .obj-box.kp-material-box{background:transparent!important;border:0!important;overflow:visible}
.kp-material-box>.list{display:none!important}
.kp-material-box.kp-show-files>.list{display:flex!important;border:1px solid var(--kp-separator);border-radius:.75rem;overflow:hidden;margin-top:1.5rem}
.kp-browse{width:100%;min-width:0;color:var(--kp-ink);font-size:1rem;line-height:1.7}
.kp-browse [hidden]{display:none!important}
.kp-library-nav,.kp-library-actions{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap}
.kp-library-nav{margin-bottom:1.5rem;color:var(--kp-muted);font-size:.875rem}
.kp-browse a{color:inherit;text-decoration:none}
.kp-browse .kp-back{min-height:2.75rem;display:inline-flex;align-items:center;color:var(--kp-secondary)}
.kp-browse .kp-back:hover{color:var(--kp-accent-text)}
.kp-browse button.kp-quiet{background:transparent;border:1px solid var(--kp-boundary);color:var(--kp-secondary);padding:.5rem .875rem;min-height:2.75rem;font-size:.875rem}
.kp-browse button.kp-quiet:hover{background:var(--kp-hover);color:var(--kp-ink)}
.kp-library-heading h1{font-size:2rem;font-weight:600;line-height:1.4;letter-spacing:-.035em;margin:0 0 .75rem}
.kp-library-intro{color:var(--kp-secondary);margin:0;line-height:1.75}
.kp-library-tools{display:flex;align-items:flex-end;gap:1rem;margin:2rem 0 1rem}
.kp-browse label{font-size:.875rem;color:var(--kp-secondary);display:block;margin-bottom:.5rem;font-weight:600}
.kp-search{flex:1;max-width:27rem;min-width:0}
.kp-search-row{position:relative}
.kp-search-row input{width:100%;padding-right:4rem!important;box-sizing:border-box}
.kp-search-row input::-webkit-search-cancel-button{display:none}
.kp-browse button.kp-clear{position:absolute;right:.25rem;top:50%;transform:translateY(-50%);padding:.5rem;min-width:3rem;color:var(--kp-secondary);background:transparent;border:0;font-size:.875rem}
.kp-sort{min-width:9rem}
.kp-sort select{min-height:3rem;border:1px solid var(--kp-control-boundary);border-radius:.5rem;background:var(--kp-inset);color:var(--kp-ink);font:inherit;padding:.625rem .75rem;width:100%}
.kp-result-count{font-size:.875rem;color:var(--kp-muted);margin:0 0 1rem}
.kp-session-list{display:flex;flex-direction:column;gap:1.5rem}
.kp-session{border:1px solid var(--kp-separator);border-radius:.75rem;background:var(--kp-content);overflow:hidden}
.kp-session-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:1.25rem 1.5rem;border-bottom:1px solid var(--kp-separator)}
.kp-session-heading h2{font-size:1.5rem;font-weight:600;line-height:1.4;margin:0;letter-spacing:-.02em}
.kp-session-state{font-size:.875rem;color:var(--kp-muted)}
.kp-file-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.kp-file-slot{display:flex;flex-direction:column;align-items:flex-start;padding:1.5rem;gap:1rem;min-width:0;border-right:1px solid var(--kp-separator)}
.kp-file-slot:last-child{border-right:0}
.kp-file-info{min-width:0}
.kp-file-info h3{font-size:1.125rem;font-weight:600;margin:0 0 .25rem;line-height:1.5}
.kp-file-info p{font-size:.875rem;color:var(--kp-muted);margin:0;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.kp-browse a.kp-download{display:inline-flex;align-items:center;justify-content:center;min-height:3rem;box-sizing:border-box;padding:.625rem 1rem;background:var(--kp-accent-soft);color:var(--kp-accent-text);border:1px solid transparent;border-radius:.5rem;font-weight:600;font-size:.875rem;white-space:nowrap}
.kp-browse a.kp-download:hover{background:var(--kp-accent-soft-hover)}
.kp-unavailable{min-height:3rem;display:inline-flex;align-items:center;color:var(--kp-muted);font-size:.875rem}
.kp-version{font-size:.875rem;color:var(--kp-muted);margin-top:-.5rem}
.kp-versions{border-top:1px solid var(--kp-separator);padding:0 1.5rem}
.kp-versions summary{cursor:pointer;min-height:2.75rem;padding:.625rem 0;box-sizing:border-box;color:var(--kp-secondary);font-size:.875rem}
.kp-version-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-top:1px solid var(--kp-separator);padding:.75rem 0;font-size:.875rem}
.kp-version-row>span{overflow-wrap:anywhere;min-width:0}
.kp-month-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:5rem;padding:1rem 1.25rem;border:1px solid var(--kp-separator);border-radius:.75rem;background:var(--kp-content)}
.kp-month-row:hover{background:var(--kp-hover)}
.kp-month-name{display:flex;align-items:baseline;gap:1rem;flex-wrap:wrap}
.kp-month-name h2{font-size:1.25rem;font-weight:600;margin:0}
.kp-month-name span,.kp-month-arrow{font-size:.875rem;color:var(--kp-secondary)}
.kp-download-status{padding:.75rem 1rem;background:var(--kp-selected);color:var(--kp-secondary);border-radius:.5rem;font-size:.875rem;margin:0 0 1rem;overflow-wrap:anywhere}
.kp-library-footer{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:1.5rem}
.kp-library-footer p{font-size:.875rem;color:var(--kp-muted);margin:0}
.kp-library-empty{text-align:center;border:1px dashed var(--kp-boundary);border-radius:.75rem;padding:3rem 1.5rem}
.kp-library-empty h2{font-size:1.25rem;font-weight:600;margin:0 0 .5rem}
.kp-library-empty p{font-size:1rem;color:var(--kp-muted);margin:0 0 1rem}
@media(max-width:48rem){
 .kp-library-heading h1{font-size:1.75rem}.kp-library-nav{margin-bottom:1rem;gap:.5rem}.kp-library-actions{gap:.5rem}
 .kp-library-tools{margin-top:1.5rem;gap:.75rem;flex-wrap:wrap}.kp-sort{flex:1 1 8rem;min-width:0}.kp-search{flex:1 1 12rem;min-width:min(100%,12rem);max-width:none}
 .kp-file-grid{grid-template-columns:1fr}.kp-file-slot{display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;border-right:0;border-bottom:1px solid var(--kp-separator);padding:1rem;gap:.75rem}.kp-file-info{flex:1 1 9rem;min-width:min(100%,9rem)}
 .kp-file-slot:last-child{border-bottom:0}.kp-file-slot .kp-version{flex-basis:100%;margin:0}.kp-session-heading{padding:1rem}.kp-versions{padding:0 1rem}
 .kp-session-heading h2{font-size:1.25rem}.kp-library-footer{align-items:flex-start;flex-direction:column}.kp-month-row{padding:1rem}.kp-month-name{gap:.25rem;flex-direction:column}
}
@media(max-width:25rem){.kp-library-nav{align-items:flex-start}.kp-library-actions{margin-left:auto}}
body[data-kp-library]:has(.kp-material-box:not(.kp-show-files)) .left-toolbar-box{display:none!important}
.kp-simple-settings>:not(.kp-appearance){display:none!important}
.kp-appearance h2{font-size:1.25rem;font-weight:600;margin:0 0 1rem}
.kp-appearance p{font-size:.875rem;color:var(--kp-muted);margin-top:1rem}
.kp-appearance .kp-theme-button{min-height:3rem;width:100%;padding:.625rem 1rem;background:var(--kp-selected);color:var(--kp-ink);border:1px solid var(--kp-control-boundary)}