/* attachment_upload */
.attachment-uploader{display:grid;gap:8px}.attachment-input{position:absolute;width:1px;height:1px;padding:0;border:0;opacity:0;pointer-events:none}.attachment-drop{display:grid;justify-items:start;gap:2px;padding:0;border:0;background:transparent;color:var(--text-muted);text-align:left;cursor:pointer}.attachment-drop strong{color:var(--text);font-size:var(--font-size-md);line-height:1.4;display:inline-flex;align-items:center;justify-content:flex-start;gap:3px;vertical-align:middle}.attachment-drop strong svg.meta-icon{display:block;width:14px;height:14px;flex:none;margin:0}.attachment-drop span{font-size:var(--font-size-sm);line-height:1.45}.attachment-uploader:focus-within .attachment-drop,.attachment-drop:hover{background:transparent;color:var(--brand)}.attachment-field-muted>span{color:var(--text-subtle)}.attachment-field-muted .attachment-uploader{gap:6px}.attachment-field-muted .attachment-drop{display:flex;align-items:center;justify-content:flex-start;gap:8px;padding:0;border:0;background:transparent;color:var(--text-subtle)}.attachment-field-muted .attachment-drop strong{flex:0 0 auto;color:var(--text-muted);font-size:var(--font-size-sm);font-weight:500}.attachment-field-muted .attachment-drop span{min-width:0;font-size:11px}.attachment-field-muted .attachment-uploader:focus-within .attachment-drop,.attachment-field-muted .attachment-drop:hover{background:transparent;color:var(--text-muted)}.attachment-upload-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 10px;color:var(--text-subtle);font-size:11px}.attachment-upload-toolbar[hidden],.attachment-upload-list[hidden]{display:none}.attachment-upload-insert{min-height:28px;padding:4px 9px;font-size:var(--font-size-sm);white-space:nowrap}.attachment-upload-list{display:grid;gap:6px;margin-top:2px;margin-bottom:8px}.attachment-upload-item{display:grid;gap:6px;min-width:0;padding:8px 10px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--bg)}.attachment-upload-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;min-width:0}.attachment-upload-name{min-width:0;overflow:hidden;color:var(--text);font-size:var(--font-size-sm);font-weight:500;text-overflow:ellipsis;white-space:nowrap}.attachment-upload-head-actions{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-width:0}.attachment-upload-status{max-width:220px;color:var(--text-subtle);font-size:11px;line-height:1.4;text-align:right;overflow-wrap:anywhere}.attachment-upload-head-actions .attachment-upload-remove{display:grid;place-items:center;justify-self:auto;width:20px;min-width:20px;min-height:20px;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-subtle);font-size:18px;line-height:1;box-shadow:none}.attachment-upload-remove:hover{background:var(--line-soft);color:var(--danger)}.attachment-upload-remove:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-upload-progress{display:block;width:100%;height:4px;overflow:hidden;border-radius:4px;background:var(--line)}.attachment-upload-progress>span{display:block;width:0;height:100%;border-radius:inherit;background:var(--brand);transition:width .15s ease}.attachment-upload-item[data-state="success"] .attachment-upload-status{color:var(--success)}.attachment-upload-item[data-state="success"] .attachment-upload-progress{display:none}.attachment-upload-item[data-state="success"][data-markdown]{cursor:pointer;transition:border-color .15s,background .15s}.attachment-upload-item[data-state="success"][data-markdown]:hover{border-color:var(--brand);background:var(--brand-soft)}.attachment-upload-item[data-state="success"][data-markdown]:focus-visible{border-color:var(--brand);outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-upload-item[data-state="error"] .attachment-upload-status{color:var(--danger)}.attachment-upload-item[data-state="error"] .attachment-upload-progress>span{background:var(--danger)}
.attachment-upload-settings{max-width:none}.attachment-upload-settings-section{display:grid;gap:10px;margin-bottom:12px;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.attachment-upload-settings-section>strong{font-size:12px}.attachment-upload-settings-section .grid{margin:0}.attachment-upload-settings-groups{display:grid;grid-template-columns:1fr;gap:10px}.attachment-upload-settings-groups .grid{grid-template-columns:minmax(90px,140px) minmax(0,1fr)}
@media(max-width:600px){.attachment-upload-settings-groups .grid{grid-template-columns:1fr}}
.attachment-upload-env-list{display:grid;gap:6px}.attachment-upload-env-item{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 8px}.attachment-upload-env-item strong{color:var(--text);font-size:var(--font-size-sm);font-weight:500}.attachment-upload-env-status{flex:0 0 auto;font-size:var(--font-size-sm);font-weight:600}.attachment-upload-env-status-ok{color:var(--ok)}.attachment-upload-env-status-bad{color:var(--danger)}.attachment-upload-env-detail{min-width:0;font-size:12px;color:var(--text-muted)}.attachment-upload-env-note{margin-top:2px;padding:10px 12px;border:1px solid var(--line-soft);border-radius:8px;font-size:12px;line-height:1.8;color:var(--text-muted)}.attachment-upload-env-note strong{color:var(--text)}.attachment-upload-env-note p{margin:6px 0 0}.attachment-upload-env-note ul{margin:6px 0 0;padding-left:18px;display:grid;gap:2px}.attachment-upload-env-note-bad{border-color:var(--warn)}.attachment-upload-env-note-ok{border-color:var(--ok)}
.form-panel .attachment-field{margin:0}.attachment-drop-float{position:absolute;right:4px;bottom:4px;z-index:2;display:inline-flex;align-items:center;justify-content:center;margin:0;padding:6px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);color:var(--text-muted);cursor:pointer;box-shadow:0 1px 2px rgba(0,0,0,.05)}.attachment-drop-float:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.attachment-drop-float:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-drop-float span{display:none}
/* back_to_top */
.back-to-top-button{position:fixed;right:max(20px,calc((100vw - 1100px)/2 - 48px));bottom:calc(20px + env(safe-area-inset-bottom));z-index:30;display:grid;width:36px;min-width:36px;height:36px;min-height:36px;padding:0;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--panel);color:var(--text-muted);box-shadow:0 4px 14px var(--shadow-medium);transition:background var(--transition-normal),border-color var(--transition-normal),color var(--transition-normal),transform var(--transition-normal)}.back-to-top-button:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.back-to-top-button:focus-visible{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus-ring)}.back-to-top-button:active{transform:translateY(1px)}.back-to-top-button[hidden]{display:none}body:has([data-back-to-top-layout][data-top-fixed="1"]) .top{position:sticky;top:0;z-index:35;box-shadow:0 3px 10px var(--shadow-base)}@media(min-width:721px){body:has([data-back-to-top-layout][data-sidebar-fixed="1"]) .sidebar{position:sticky;top:12px}body:has([data-back-to-top-layout][data-top-fixed="1"][data-sidebar-fixed="1"]) .sidebar{top:60px}html.back-to-top-sidebar-tall body:has([data-back-to-top-layout][data-sidebar-fixed="1"]) .sidebar{position:static;top:auto}}@media(max-width:720px){.back-to-top-button{right:12px;bottom:calc(12px + env(safe-area-inset-bottom))}}
/* color_scheme */
.color-scheme-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.color-scheme-choice{display:block;min-width:0;margin:0}.color-scheme-choice button{display:flex;width:100%;min-width:0;min-height:94px;box-sizing:border-box;align-items:center;gap:12px;padding:14px;text-align:left;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--text);white-space:normal;cursor:pointer}.color-scheme-choice button:hover{border-color:var(--brand);background:var(--brand-soft)}.color-scheme-choice.active button{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand)}.color-scheme-preview{display:flex;width:40px;height:40px;flex:0 0 40px;overflow:hidden;border:1px solid rgba(0,0,0,.08);border-radius:6px}.color-scheme-preview i{display:block;height:100%}.color-scheme-preview i:nth-child(1){width:54%}.color-scheme-preview i:nth-child(2){width:26%}.color-scheme-preview i:nth-child(3){width:20%}.color-scheme-font-preview{display:grid;width:40px;height:40px;flex:0 0 40px;place-items:center;border:1px solid var(--line-soft);border-radius:6px;background:var(--bg);font-weight:700;line-height:1}.color-scheme-width-preview{display:flex;width:40px;height:40px;flex:0 0 40px;align-items:center;justify-content:center;border:1px solid var(--line-soft);border-radius:6px;background:var(--bg)}.color-scheme-width-preview:before,.color-scheme-width-preview:after,.color-scheme-width-preview i{display:block;height:3px;background:var(--text-subtle);content:""}.color-scheme-width-preview:before,.color-scheme-width-preview:after{width:100%;opacity:.38}.color-scheme-width-preview{gap:3px;flex-direction:column}.color-scheme-width-preview i{max-width:100%;background:var(--brand)}.color-scheme-choice-copy{display:grid;flex:1 1 auto;gap:2px;min-width:0}.color-scheme-choice-copy strong,.color-scheme-choice-copy small{white-space:normal}.color-scheme-choice-copy small{color:var(--text-muted);font-size:var(--font-size-sm);line-height:1.45;overflow-wrap:anywhere}.color-scheme-section-title{margin:24px 0 8px;font-size:var(--font-size-lg)}.color-scheme-font-inputs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.color-scheme-font-inputs .grid{grid-template-columns:1fr;gap:5px;margin:0}.color-scheme-font-inputs input{box-sizing:border-box;width:100%;max-width:none}.color-scheme-page-actions{margin-top:16px}.color-scheme-admin-list{display:grid;gap:10px}.color-scheme-admin-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px;border:1px solid var(--line);border-radius:6px}.color-scheme-admin-meta{display:flex;align-items:center;gap:10px;min-width:0}.color-scheme-admin-ops{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.color-scheme-admin-ops form{margin:0}.color-scheme-top-link{display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);color:var(--text-muted)}.color-scheme-top-link:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.color-scheme-top-link:focus-visible{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus-ring)}.color-scheme-top-link svg{width:17px;height:17px}.color-scheme-dark-mode-control{position:relative;display:flex;align-items:center;flex:0 0 30px}.color-scheme-dark-mode-toggle-btn{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;min-height:30px;padding:0;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);color:var(--text-muted);cursor:pointer;outline:none;position:relative;-webkit-tap-highlight-color:transparent;flex-shrink:0}.color-scheme-dark-mode-toggle-btn:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.color-scheme-dark-mode-toggle-btn:focus-visible{box-shadow:0 0 0 3px var(--focus-ring);border-color:var(--brand)}.color-scheme-dark-mode-toggle-btn svg{width:17px;height:17px}.color-scheme-dark-mode-toggle-btn svg:not(.color-scheme-dark-mode-icon-active){display:none}.color-scheme-dark-mode-menu{position:absolute;z-index:110;top:calc(100% + 7px);right:0;display:none;width:132px;padding:4px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);box-shadow:0 8px 20px var(--shadow-base)}.color-scheme-dark-mode-menu.open{display:grid;gap:2px}.color-scheme-dark-mode-option{display:flex;align-items:center;gap:8px;width:100%;min-height:30px;padding:0 7px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font:inherit;font-size:var(--font-size-sm);text-align:left;cursor:pointer}.color-scheme-dark-mode-option:hover,.color-scheme-dark-mode-option.active{background:var(--brand-soft);color:var(--brand)}.color-scheme-dark-mode-option:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}.color-scheme-dark-mode-option svg{flex:0 0 16px;width:16px;height:16px}@media(max-width:720px){.color-scheme-dark-mode-control{width:28px;height:28px;flex-basis:28px}.color-scheme-dark-mode-toggle-btn{width:28px;height:28px;min-height:28px;border:0;background:transparent;color:var(--text-subtle)!important}.color-scheme-dark-mode-toggle-btn svg{width:24px;height:24px}.color-scheme-dark-mode-toggle-btn:hover{background:var(--bg);color:var(--text)!important}.color-scheme-dark-mode-menu{top:calc(100% + 5px)}}@media(max-width:640px){.color-scheme-font-inputs{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.color-scheme-font-inputs{grid-template-columns:1fr}.color-scheme-admin-item{align-items:flex-start;flex-direction:column}.color-scheme-admin-ops{width:100%;justify-content:flex-start}}html[data-color-scheme-dark-mode-theme="dark"]{--bg:#0f121a;--panel:#171b27;--line:#262b3b;--line-soft:#1e2332;--text:#e2e5ed;--text-muted:#9399ab;--text-subtle:#636a80;--text-disabled:#4a5066;--brand:#586779;--brand-hover:#6b7c90;--brand-soft:#1f2937;--success:#2ab86e;--success-soft:#19211d;--danger:#f47278;--danger-soft:#241b20;--warning:#f6a04e;--warning-soft:#252019;--info:#6aaeff;--info-soft:#19212a;--inverse:#0b0f14;--inverse-border:#2b313b;--inverse-text:#f1f5f9;--color-dark-rgb:15,18,26;--backdrop:rgba(var(--color-dark-rgb),.48);--shadow-base:rgba(0,0,0,.38);--shadow-medium:rgba(0,0,0,.52);--focus-ring:rgba(52,217,132,.25);--radius:6px;--radius-sm:4px}html[data-color-scheme-dark-mode-theme="dark"] input:not([type="submit"]):not([type="button"]):not([type="hidden"]):not([type="checkbox"]),html[data-color-scheme-dark-mode-theme="dark"] textarea,html[data-color-scheme-dark-mode-theme="dark"] select{background:var(--bg);color:var(--text);border-color:var(--line)}html[data-color-scheme-dark-mode-theme="dark"] input::placeholder,html[data-color-scheme-dark-mode-theme="dark"] textarea::placeholder{color:var(--text-subtle)}html[data-color-scheme-dark-mode-theme="dark"] ::selection{background:var(--brand-soft);color:var(--text)}html[data-color-scheme-dark-mode-theme="dark"] hr{border-color:var(--line)}html[data-color-scheme-dark-mode-theme="dark"] img:not([src$=".svg"]):not([src*=".svg?"]){filter:brightness(.92)}html[data-color-scheme-dark-mode-theme="dark"] pre,html[data-color-scheme-dark-mode-theme="dark"] code{background:var(--line-soft);border-color:var(--line)}html[data-color-scheme-dark-mode-theme="dark"] .post-content a{text-decoration:underline}html[data-color-scheme-dark-mode-theme="dark"] body,html[data-color-scheme-dark-mode-theme="dark"] .box,html[data-color-scheme-dark-mode-theme="dark"] .card,html[data-color-scheme-dark-mode-theme="dark"] .list,html[data-color-scheme-dark-mode-theme="dark"] .top,html[data-color-scheme-dark-mode-theme="dark"] .main-panel,html[data-color-scheme-dark-mode-theme="dark"] .home-shell,html[data-color-scheme-dark-mode-theme="dark"] .footer,html[data-color-scheme-dark-mode-theme="dark"] .tab,html[data-color-scheme-dark-mode-theme="dark"] .post-item,html[data-color-scheme-dark-mode-theme="dark"] .search-form,html[data-color-scheme-dark-mode-theme="dark"] .search-field{color:var(--text);border-color:var(--line)}html[data-color-scheme-dark-mode-theme="dark"] a,html[data-color-scheme-dark-mode-theme="dark"] button,html[data-color-scheme-dark-mode-theme="dark"] input,html[data-color-scheme-dark-mode-theme="dark"] textarea,html[data-color-scheme-dark-mode-theme="dark"] select{color:var(--text)}html[data-color-scheme-dark-mode-theme="dark"] .panel,html[data-color-scheme-dark-mode-theme="dark"] .form-panel{background:var(--panel);border-color:var(--line)}html[data-color-scheme-dark-mode-theme="dark"] .search-input{background:var(--bg);color:var(--text);border-color:var(--line)}
/* long_content_collapse */
.long-content-collapse{position:relative;min-width:0}
.long-content-collapse.long-content-collapse-collapsed{max-height:var(--long-content-collapse-max-height,calc(var(--long-content-collapse-lines) * 1.75em));overflow:hidden}
.long-content-collapse.long-content-collapse-collapsed:after{position:absolute;right:0;bottom:0;left:0;height:4em;pointer-events:none;background:linear-gradient(to bottom,transparent,var(--panel));content:""}
.long-content-collapse-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:28px;margin:8px 0 0;padding:0;border:0;background:transparent;color:var(--brand-hover);font:inherit;font-size:var(--font-size-sm);font-weight:600;line-height:1.3;cursor:pointer}
.long-content-collapse-toggle:hover{color:var(--brand)}
button.long-content-collapse-toggle:hover{background:transparent;color:var(--brand);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.long-content-collapse-toggle:focus-visible{outline:2px solid var(--focus-ring);outline-offset:3px;border-radius:var(--radius-sm)}
.long-content-collapse-toggle[hidden]{display:none}
.long-content-collapse-admin{display:block}
.long-content-collapse-admin-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:16px}
.long-content-collapse-admin-stat{display:grid;gap:3px;padding:13px 14px;border:0;border-radius:var(--radius-sm);background:var(--bg)}
.long-content-collapse-admin-stat span{color:var(--text-muted);font-size:var(--font-size-xs)}
.long-content-collapse-admin-stat b{color:var(--text);font-size:var(--font-size-xl);font-variant-numeric:tabular-nums}
.long-content-collapse-admin-stat b.enabled{color:var(--success)}
.long-content-collapse-admin-section{display:grid;gap:10px}
.long-content-collapse-admin-section-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.long-content-collapse-admin-section-head h3{margin:0;color:var(--text);font-size:var(--font-size-md)}
.long-content-collapse-admin-section-head span{color:var(--text-muted);font-size:var(--font-size-xs)}
.long-content-collapse-settings{max-width:none;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px}
.long-content-collapse-settings-card{display:grid;gap:10px;min-width:0;padding:12px;border:0;border-radius:var(--radius-sm);background:var(--bg)}
.long-content-collapse-settings-card>.grid{grid-template-columns:1fr;gap:5px;min-width:0;margin:0}
.long-content-collapse-settings-card>.grid>span{padding:0;color:var(--text-muted);font-size:var(--font-size-sm)}
.long-content-collapse-settings-card input:not([type=checkbox]){box-sizing:border-box;width:100%;max-width:none;margin:0}
.long-content-collapse-settings>button{grid-column:1/-1;justify-self:start}
@media(max-width:720px){.long-content-collapse-admin-section-head{align-items:flex-start;flex-direction:column;gap:3px}.long-content-collapse-settings{grid-template-columns:1fr}}
/* markdown_textarea */
.markdown-textarea[data-markdown-textarea]{display:flex;align-items:center;flex-wrap:wrap;gap:0;margin:0;padding:0;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg)}
.markdown-textarea[data-markdown-textarea] button{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:28px;padding:0 7px;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font:600 13px/1 var(--font-sans,inherit);cursor:pointer}
.markdown-textarea[data-markdown-textarea] button[data-markdown-action=emoji]{font-size:16px}
.markdown-textarea-emoji-icon{display:block;transform:translateY(-1px)}
.markdown-textarea[data-markdown-textarea] button:hover{border-color:var(--line);background:var(--panel);color:var(--text)}
.markdown-textarea[data-markdown-textarea] button:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}
.markdown-textarea-dialog-field{display:grid;gap:5px;color:var(--text-muted);font-size:var(--font-size-sm)}
.markdown-textarea-dialog-field .prompt-input{box-sizing:border-box}
.markdown-textarea-emoji-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:4px}
.markdown-textarea-emoji-grid button{display:grid;place-items:center;min-width:0;height:36px;padding:0;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;font-size:20px;line-height:1;cursor:pointer}
.markdown-textarea-emoji-grid button:hover,.markdown-textarea-emoji-grid button:focus-visible{border-color:var(--line);background:var(--brand-soft);outline:0}
.markdown-table-wrap{box-sizing:border-box;width:100%;max-width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-inline:contain;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:var(--line) transparent;scrollbar-gutter:stable}
.markdown-table-wrap table{width:100%;min-width:0;table-layout:auto}
.markdown-table-wrap::-webkit-scrollbar{height:8px}
.markdown-table-wrap::-webkit-scrollbar-track{background:transparent}
.markdown-table-wrap::-webkit-scrollbar-thumb{border-radius:4px;background:var(--line)}
@media(max-width:720px){.markdown-table-wrap table{min-width:max-content}}
.form-panel .markdown-textarea-field{display:grid;row-gap:0;margin:0 0 8px}
.reply-panel .markdown-textarea-field{display:grid;row-gap:0;margin:0}
.markdown-textarea-field>span{margin-bottom:6px;color:var(--text-muted);font-size:var(--font-size-sm)}
.markdown-textarea-field>span>small{display:block}
.reply-panel .markdown-textarea-field>span{display:none}
.markdown-textarea-field>[data-markdown-textarea]{border-bottom:0;border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:var(--bg)}
.markdown-textarea-field>textarea[name=body]{border-top:0;border-radius:0 0 var(--radius-sm) var(--radius-sm);background:var(--panel)}
.markdown-textarea-field:focus-within [data-markdown-textarea]{border-color:var(--brand)}
@media(max-width:480px){.markdown-textarea[data-markdown-textarea]{flex-wrap:nowrap;gap:0;padding:0;overflow-x:auto;scrollbar-width:none}.markdown-textarea[data-markdown-textarea]::-webkit-scrollbar{display:none}.markdown-textarea[data-markdown-textarea] button{flex:0 0 auto;min-width:28px;height:28px;padding:0 6px}}
/* mp3_player */
.mp3-player-count{display:block;margin-top:2px;color:var(--text-subtle);font-size:10px}.mp3-player-playlist{display:grid;gap:5px;max-height:300px;margin:0;padding:8px 0 0;border-top:1px solid var(--line-soft);overflow:auto;list-style:none}.mp3-player-track{min-width:0}.mp3-player-track-button{display:grid;grid-template-columns:minmax(0,1fr) 92px;align-items:center;gap:12px;width:100%;min-height:54px;padding:8px 10px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--text);font:inherit;text-align:left;cursor:pointer}.mp3-player-track-button:hover{border-color:var(--line);background:var(--bg)}.mp3-player-track.is-current .mp3-player-track-button{border-color:var(--brand);background:var(--brand-soft)}.mp3-player-track-copy{display:grid;gap:3px;min-width:0}.mp3-player-track-copy strong{overflow-wrap:anywhere;color:var(--text);font-size:12px;line-height:1.45}.mp3-player-track-copy span{color:var(--text-muted);font-size:11px}.mp3-player-track-progress{display:grid;gap:4px;justify-items:end;color:var(--text-subtle);font-size:10px}.mp3-player-track-bar{display:block;width:88px;height:3px;overflow:hidden;border-radius:3px;background:var(--line)}.mp3-player-track-bar span{display:block;height:100%;background:var(--brand);transition:width .15s ease}.mp3-player-card{display:grid;gap:10px;margin:12px 0;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 4px 14px var(--shadow-base)}.mp3-player-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;min-width:0}.mp3-player-file{display:flex;align-items:flex-start;gap:8px;min-width:0}.mp3-player-file strong{display:block;min-width:0;overflow-wrap:anywhere;color:var(--text);font-size:13px;line-height:1.4}.mp3-player-type{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;min-width:30px;height:22px;border-radius:5px;background:var(--brand-soft);color:var(--brand);font-size:10px;font-weight:800}.mp3-player-status{flex:0 0 auto;color:var(--text-muted);font-size:11px;white-space:nowrap}.mp3-player-card audio{display:block;width:100%;min-width:0}.mp3-player-controls{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:nowrap;min-width:0;color:var(--text-muted);font-size:11px}.mp3-player-controls>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mp3-player-rate{display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;white-space:nowrap}.mp3-player-rate select{min-height:28px;padding:0 24px 0 7px;border:1px solid var(--line);border-radius:5px;background:var(--bg);color:var(--text);font-size:11px}.mp3-player-history-page{max-width:860px;margin:0 auto}.mp3-player-history-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.mp3-player-kicker{display:block;margin-bottom:5px;color:var(--brand);font-size:11px;font-weight:800;letter-spacing:1.4px}.mp3-player-history-head h2{margin:0;color:var(--text);font-size:26px;line-height:1.2}.mp3-player-history-head p{margin:7px 0 0;color:var(--text-muted);font-size:13px}.mp3-player-history-clear{flex:0 0 auto}.mp3-player-history-clear button{margin:0}.mp3-player-history-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}.mp3-player-history-item{min-width:0;padding:13px 14px;border:1px solid var(--line);border-radius:7px;background:var(--panel)}.mp3-player-history-main{display:grid;gap:6px;min-width:0}.mp3-player-history-main>a{overflow-wrap:anywhere;color:var(--text);font-weight:700}.mp3-player-history-main strong{overflow-wrap:anywhere;color:var(--text-muted);font-size:12px;font-weight:500}.mp3-player-history-meta{display:flex;flex-wrap:wrap;gap:6px}.mp3-player-history-meta span{padding:4px 7px;border:1px solid var(--line-soft);border-radius:5px;background:var(--bg);color:var(--text-subtle);font-size:11px}.mp3-player-history-empty{padding:24px;text-align:center;color:var(--text-muted);border:1px dashed var(--line);border-radius:7px}.mp3-player-admin{max-width:none}.mp3-player-admin-form{display:grid;gap:14px}.mp3-player-admin-note{display:grid;gap:4px;padding:12px 14px;border:1px solid var(--line-soft);border-radius:7px;background:var(--bg)}.mp3-player-admin-note strong{color:var(--text);font-size:13px}.mp3-player-admin-note span{color:var(--text-muted);font-size:12px;line-height:1.6}.mp3-player-forum-head{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--text-muted);font-size:12px}.mp3-player-forum-head button{margin:0;padding:5px 9px;background:var(--bg);color:var(--text-muted);border:1px solid var(--line)}.mp3-player-forum-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.mp3-player-forum-option{display:grid;grid-template-columns:16px minmax(0,1fr);align-items:start;gap:8px;min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:var(--panel);cursor:pointer}.mp3-player-forum-option:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}.mp3-player-forum-option input{width:15px;height:15px;margin:1px 0 0;accent-color:var(--brand)}.mp3-player-forum-option span{display:grid;gap:2px;min-width:0}.mp3-player-forum-option strong{overflow-wrap:anywhere;color:var(--text);font-size:12px}.mp3-player-forum-option small{color:var(--text-subtle);font-size:10px}.mp3-player-admin-actions{display:flex;justify-content:flex-start;gap:8px}.mp3-player-admin-actions button{margin:0}@media(max-width:760px){.mp3-player-track-button{grid-template-columns:minmax(0,1fr) 76px;padding:8px}.mp3-player-track-bar{width:72px}.mp3-player-forum-options{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.mp3-player-card{padding:11px}.mp3-player-head,.mp3-player-history-head{display:grid;gap:7px}.mp3-player-status{justify-self:start}.mp3-player-history-clear,.mp3-player-history-clear button{width:100%}.mp3-player-forum-options{grid-template-columns:1fr}.mp3-player-admin-actions button{width:100%}}
/* Refined frontend player */
.mp3-player-card {
    --mp3-control-size: 48px;
    position: relative;
    isolation: isolate;
    display: grid;
    gap: 0;
    margin: 16px 0;
    padding: 0;
    overflow: visible;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    box-shadow: 0 8px 24px var(--shadow-base);
}
.mp3-player-card.is-playing {
    border-color: color-mix(in srgb, var(--brand) 35%, var(--line));
    box-shadow: 0 10px 28px var(--shadow-medium);
}
.mp3-player-card .mp3-player-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-width: 0;
    padding: 17px 16px 13px;
}
.mp3-player-card .mp3-player-file {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}
.mp3-player-card .mp3-player-file > div {
    min-width: 0;
}
.mp3-player-card .mp3-player-file strong {
    display: block;
    min-width: 0;
    overflow: hidden;
    color: var(--text);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-type {
    display: grid;
    place-items: center;
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    border: 1px solid color-mix(in srgb, var(--brand) 28%, var(--line));
    border-radius: 8px;
    background: var(--brand-soft);
    color: var(--brand);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0;
    box-shadow: none;
}
.mp3-player-card .mp3-player-count {
    display: block;
    margin-top: 2px;
    color: var(--text-subtle);
    font-size: 11px;
    line-height: 1.3;
    letter-spacing: 0;
}
.mp3-player-card .mp3-player-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
    padding: 4px 8px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: var(--bg);
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-status::before {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-disabled);
    box-shadow: none;
    content: "";
}
.mp3-player-card.is-playing .mp3-player-status {
    border-color: color-mix(in srgb, var(--brand) 28%, var(--line-soft));
    background: var(--brand-soft);
    color: var(--brand);
}
.mp3-player-card.is-playing .mp3-player-status::before {
    background: var(--brand);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 14%, transparent);
    animation: none;
}
.mp3-player-card .mp3-player-audio-element {
    display: none;
}
.mp3-player-card .mp3-player-audio {
    display: grid;
    grid-template-columns: var(--mp3-control-size) minmax(0, 1fr);
    align-items: center;
    gap: 14px;
    margin: 0 16px 8px;
    padding: 13px 14px;
    border: 1px solid var(--line-soft);
    border-radius: 8px;
    background: var(--bg);
    box-shadow: inset 0 1px 0 color-mix(in srgb, var(--panel) 80%, transparent);
}
.mp3-player-card.is-playing .mp3-player-audio {
    border-color: color-mix(in srgb, var(--brand) 26%, var(--line-soft));
}
.mp3-player-card .mp3-player-toggle {
    display: grid;
    place-items: center;
    width: var(--mp3-control-size);
    min-width: var(--mp3-control-size);
    height: var(--mp3-control-size);
    min-height: var(--mp3-control-size);
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: var(--brand);
    color: var(--inverse-text);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--brand) 30%, transparent);
    cursor: pointer;
    transition: background .16s ease, box-shadow .16s ease, transform .16s ease;
}
.mp3-player-card .mp3-player-toggle:hover {
    background: var(--brand-hover);
    box-shadow: 0 6px 16px color-mix(in srgb, var(--brand) 36%, transparent);
    transform: translateY(-1px);
}
.mp3-player-card .mp3-player-toggle:active {
    box-shadow: 0 2px 7px color-mix(in srgb, var(--brand) 24%, transparent);
    transform: scale(.96);
}
.mp3-player-card .mp3-player-toggle:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 3px;
}
.mp3-player-card .mp3-player-toggle svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    filter: none;
}
.mp3-player-card.is-playing .mp3-player-toggle {
    box-shadow: 0 4px 12px color-mix(in srgb, var(--brand) 32%, transparent);
    animation: none;
}
.mp3-player-card .mp3-player-seek {
    display: grid;
    grid-template-columns: 40px minmax(0, 1fr) 40px;
    align-items: center;
    gap: 8px;
    min-width: 0;
    min-height: 24px;
}
.mp3-player-card .mp3-player-seek input {
    grid-row: 1;
    grid-column: 2;
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 5px;
    margin: 0;
    border: 0;
    border-radius: 5px;
    background: linear-gradient(to right, var(--brand) var(--mp3-progress, 0%), var(--line) var(--mp3-progress, 0%));
    outline: 0;
    cursor: pointer;
}
.mp3-player-card .mp3-player-seek input:hover {
    height: 5px;
    background: linear-gradient(to right, var(--brand) var(--mp3-progress, 0%), var(--line-soft) var(--mp3-progress, 0%));
}
.mp3-player-card .mp3-player-seek input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    border: 3px solid var(--panel);
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 0 1px var(--brand), 0 2px 5px var(--shadow-base);
    cursor: grab;
}
.mp3-player-card .mp3-player-seek input::-webkit-slider-thumb:active {
    cursor: grabbing;
}
.mp3-player-card .mp3-player-seek input::-moz-range-thumb {
    width: 11px;
    height: 11px;
    border: 3px solid var(--panel);
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 0 1px var(--brand), 0 2px 5px var(--shadow-base);
    cursor: grab;
}
.mp3-player-card .mp3-player-seek input:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 4px;
}
.mp3-player-card .mp3-player-seek input:disabled {
    opacity: .5;
    cursor: default;
}
.mp3-player-card .mp3-player-seek span {
    display: contents;
}
.mp3-player-card .mp3-player-seek i {
    grid-row: 1;
    color: var(--text-subtle);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
    font-style: normal;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-seek i:first-child {
    grid-column: 1;
    text-align: left;
}
.mp3-player-card .mp3-player-seek i:last-child {
    grid-column: 3;
    text-align: right;
}
.mp3-player-card .mp3-player-controls {
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
    padding: 0 16px 12px;
    color: var(--text-muted);
    font-size: 11px;
}
.mp3-player-card .mp3-player-controls > span[data-mp3-position] {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-volume {
    position: relative;
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    margin-left: auto;
    overflow: visible;
    text-overflow: clip;
}
.mp3-player-card .mp3-player-volume-toggle {
    display: grid;
    place-items: center;
    width: 32px;
    min-width: 32px;
    height: 32px;
    min-height: 32px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    box-shadow: none;
    cursor: pointer;
}
.mp3-player-card .mp3-player-volume-toggle:hover,
.mp3-player-card .mp3-player-volume-toggle[aria-expanded="true"] {
    border-color: var(--line-soft);
    background: var(--bg);
    color: var(--brand);
}
.mp3-player-card .mp3-player-volume-toggle:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 1px;
}
.mp3-player-card .mp3-player-volume-toggle svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
}
.mp3-player-card .mp3-player-volume-panel {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    z-index: 10;
    display: grid;
    place-items: center;
    width: 40px;
    height: 132px;
    padding: 11px 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    box-shadow: 0 10px 24px var(--shadow-medium);
    transform: translateX(-50%);
    animation: mp3-player-refined-volume-in .14s ease-out;
}
.mp3-player-card .mp3-player-volume-panel[hidden] {
    display: none;
}
.mp3-player-card .mp3-player-volume-panel input {
    width: 6px;
    height: 108px;
    margin: 0;
    accent-color: var(--brand);
    direction: rtl;
    writing-mode: vertical-lr;
    cursor: pointer;
}
@keyframes mp3-player-refined-volume-in {
    from { opacity: 0; transform: translateX(-50%) translateY(4px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.mp3-player-card .mp3-player-rate {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    flex: 0 0 auto;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-rate > span {
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 600;
}
.mp3-player-card .mp3-player-rate select {
    min-width: 56px;
    min-height: 32px;
    padding: 0 24px 0 8px;
    border: 1px solid var(--line-soft);
    border-radius: 6px;
    background-color: var(--bg);
    background-position: right 7px center;
    color: var(--text);
    font-size: 11px;
    font-weight: 700;
}
.mp3-player-card .mp3-player-rate select:hover {
    border-color: var(--line);
}
.mp3-player-card .mp3-player-rate select:focus-visible {
    border-color: var(--brand);
    outline: 2px solid var(--focus-ring);
    outline-offset: 1px;
    box-shadow: none;
}
.mp3-player-card .mp3-player-playlist {
    display: grid;
    gap: 3px;
    max-height: none;
    margin: 0;
    padding: 8px;
    overflow: visible;
    border-top: 1px solid var(--line-soft);
    border-radius: 0 0 8px 8px;
    background: var(--bg);
    list-style: none;
}
.mp3-player-card .mp3-player-track {
    min-width: 0;
}
.mp3-player-card .mp3-player-track-button {
    display: grid;
    grid-template-columns: 30px minmax(0, 1fr) 76px;
    align-items: center;
    gap: 10px;
    width: 100%;
    min-height: 54px;
    padding: 7px 9px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color .14s ease, background .14s ease, box-shadow .14s ease;
}
.mp3-player-card .mp3-player-track-button:hover {
    border-color: var(--line-soft);
    background: var(--panel);
    transform: none;
}
.mp3-player-card .mp3-player-track.is-current .mp3-player-track-button {
    border-color: color-mix(in srgb, var(--brand) 32%, var(--line-soft));
    background: var(--brand-soft);
    box-shadow: none;
}
.mp3-player-card .mp3-player-track-index {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--panel);
    color: var(--text-subtle);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
}
.mp3-player-card .mp3-player-track.is-current .mp3-player-track-index {
    background: var(--brand);
    color: var(--inverse-text);
    box-shadow: none;
}
.mp3-player-card .mp3-player-track[data-completed="1"]:not(.is-current) .mp3-player-track-index {
    background: var(--success-soft);
    color: var(--success);
}
.mp3-player-card .mp3-player-track-copy {
    display: grid;
    gap: 3px;
    min-width: 0;
}
.mp3-player-card .mp3-player-track-copy strong {
    overflow: hidden;
    color: var(--text);
    font-size: 12px;
    font-weight: 650;
    line-height: 1.4;
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-track-copy span {
    color: var(--text-subtle);
    font-size: 10px;
    font-weight: 500;
}
.mp3-player-card .mp3-player-track-progress {
    display: grid;
    gap: 5px;
    justify-items: end;
    color: var(--text-subtle);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}
.mp3-player-card .mp3-player-track-bar {
    display: block;
    width: 72px;
    height: 3px;
    overflow: hidden;
    border-radius: 3px;
    background: var(--line);
}
.mp3-player-card .mp3-player-track-bar span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--brand);
    transition: width .18s linear;
}
@media (max-width: 560px) {
    .mp3-player-card {
        --mp3-control-size: 44px;
        margin: 12px 0;
    }
    .mp3-player-card .mp3-player-head {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 8px;
        padding: 15px 10px 11px;
    }
    .mp3-player-card .mp3-player-file {
        gap: 8px;
    }
    .mp3-player-card .mp3-player-type {
        flex-basis: 34px;
        width: 34px;
        height: 34px;
    }
    .mp3-player-card .mp3-player-file strong {
        font-size: 13px;
    }
    .mp3-player-card .mp3-player-status {
        justify-self: end;
        padding: 4px 7px;
    }
    .mp3-player-card .mp3-player-audio {
        gap: 11px;
        margin: 0 10px 7px;
        padding: 11px;
    }
    .mp3-player-card .mp3-player-controls {
        flex-wrap: nowrap;
        gap: 6px;
        padding: 0 10px 10px;
    }
    .mp3-player-card .mp3-player-controls > span[data-mp3-position] {
        flex: 1 1 auto;
        min-width: 0;
        font-size: 10px;
    }
    .mp3-player-card .mp3-player-volume {
        grid-column: auto;
        margin-left: auto;
    }
    .mp3-player-card .mp3-player-rate > span {
        display: none;
    }
    .mp3-player-card .mp3-player-rate select {
        min-width: 52px;
        padding-right: 22px;
    }
    .mp3-player-card .mp3-player-playlist {
        max-height: none;
        padding: 6px;
    }
    .mp3-player-card .mp3-player-track-button {
        grid-template-columns: 28px minmax(0, 1fr) 56px;
        gap: 8px;
        min-height: 50px;
        padding: 7px;
    }
    .mp3-player-card .mp3-player-track-index {
        width: 26px;
        height: 26px;
    }
    .mp3-player-card .mp3-player-track-bar {
        width: 52px;
    }
}
@media (prefers-reduced-motion: reduce) {
    .mp3-player-card,
    .mp3-player-card *,
    .mp3-player-card *::before,
    .mp3-player-card *::after {
        scroll-behavior: auto;
        animation-duration: .01ms;
        animation-iteration-count: 1;
        transition-duration: .01ms;
    }
}.mp3-player-forum-option{grid-template-columns:38px minmax(0,1fr)}.mp3-player-forum-option input[type=checkbox]{width:38px;height:22px;margin:0}
/* reply_quote_tree */
.topic-post-list>.reply-quote-tree-child>.post-content{box-sizing:border-box;max-width:calc(100% - 46px);margin-left:46px}.reply-quote-tree-reference{display:block;overflow:hidden;color:var(--text-subtle);text-overflow:ellipsis;white-space:nowrap}.reply-quote-tree-reference a{color:var(--text-subtle);text-decoration:none}.reply-quote-tree-reference a:hover{color:var(--brand)}
/* video_player */
.bbs-video-wrap{
    margin:16px 0;
}
/* PC端：高度固定400px */
.bbs-video-player{
    width:100%;
    height:400px;
    border-radius:8px;
    background:#000000;
    object-fit:contain;
}
.bbs-video-iframe-wrap{
    position:relative;
    width:100%;
    height:400px;
    margin:16px 0;
    border-radius:8px;
    overflow:hidden;
}
.bbs-video-iframe-wrap iframe{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    border:0;
}
/* 移动端：高度固定300px */
@media(max-width:768px){
    .bbs-video-player{
        width:100%;
        height:350px;
    }
    .bbs-video-iframe-wrap{
        width:100%;
        height:350px;
    }
}