/* Discussion shares the site's paper, ink, teal and angular cards. */
.article-layout.article-layout--single{grid-template-columns:minmax(0,1fr)}
.article-shell .content-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:24px 0}.article-shell .content-actions .text-link{min-height:44px;display:inline-flex;align-items:center;padding:8px 0;border-bottom-color:var(--line)}.article-shell .content-actions a[href="#issues"],.article-shell .content-actions a[href="#comments"]{background:rgba(29,107,105,.065);border:1px solid rgba(29,107,105,.2);padding:12px 16px}.article-shell .content-actions a[href="#issues"]:hover,.article-shell .content-actions a[href="#comments"]:hover{background:rgba(216,244,92,.25);border-color:var(--teal)}
.detail-resources{display:grid;grid-template-columns:220px minmax(0,1fr);gap:32px;margin:30px 0 42px;padding:30px 32px;background:var(--ink);color:var(--paper)}
.detail-resources-heading .eyebrow{color:var(--acid);margin-bottom:14px}.detail-resources-heading h2{font-size:26px;line-height:1.2;letter-spacing:-.04em;margin:0}
.detail-resource-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 22px;min-width:0}
.detail-resource{display:grid;grid-template-columns:22px minmax(0,1fr) 20px;gap:12px;align-items:center;min-height:64px;padding:10px 0;border-bottom:1px solid rgba(242,244,239,.2);text-decoration:none;color:inherit;transition:color .18s,border-color .18s}
.detail-resource:last-child:nth-child(odd){grid-column:1/-1}.detail-resource strong{font-size:14px;line-height:1.4;font-weight:500;display:block;overflow-wrap:anywhere}.detail-resource small{display:block;color:#afbab6;font-size:11px;line-height:1.55;margin-top:5px;overflow-wrap:anywhere}.detail-resource-index{font:10px var(--mono);color:#afbab6}.detail-resource-arrow{font-size:22px;color:var(--orange)}.detail-resource:hover{color:var(--acid);border-color:var(--acid)}
.detail-jumps{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:24px 0}.detail-jumps .text-link{min-height:44px;display:inline-flex;align-items:center;padding:8px 0;border-bottom-color:var(--line)}.detail-jumps .detail-jump{background:rgba(29,107,105,.065);border:1px solid rgba(29,107,105,.2);padding:12px 16px}.detail-jumps .detail-jump:hover{background:rgba(216,244,92,.25);border-color:var(--teal)}
.discussion-hub{margin-top:68px;border-top:1px solid var(--ink);padding-top:34px;min-width:0}.discussion-hub-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:30px}.discussion-hub-heading .eyebrow{margin-bottom:16px}.discussion-hub-heading h2{font-size:clamp(30px,4vw,44px);line-height:1.05;letter-spacing:-.05em;margin:0}.discussion-hub-heading>p{margin:0;color:var(--muted);font-size:13px;line-height:1.7;max-width:270px}
.discussion-section{scroll-margin-top:26px;margin-top:32px;min-width:0}.discussion-section+.discussion-section{margin-top:46px}.discussion-section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 0;border-top:1px solid var(--line)}.discussion-section-heading>div{display:flex;align-items:center;gap:12px;min-width:0}.discussion-section-index{color:var(--orange);font:11px var(--mono)}.discussion-section-heading h3{font-size:20px;letter-spacing:-.025em;margin:0}.discussion-count{font:11px var(--mono);background:rgba(29,107,105,.08);color:var(--teal);min-width:25px;padding:5px 7px;text-align:center}.discussion-section-heading>p{font-size:11px;color:var(--muted);margin:0;line-height:1.5}
.discussion-list{display:grid;gap:12px;min-width:0}.discussion-card{position:relative;border:1px solid var(--line);padding:24px 28px;background:rgba(255,255,255,.28);min-width:0;scroll-margin-top:26px}.discussion-card--issue{border-left:3px solid var(--teal)}.discussion-card-top{display:flex;align-items:flex-start;gap:12px;margin-bottom:13px;min-width:0}.discussion-card-top:has(.discussion-mark){position:absolute;top:20px;right:26px}.discussion-mark{font-size:24px;line-height:1;color:var(--orange)}.discussion-card h3{font-size:18px;line-height:1.5;letter-spacing:-.015em;margin:0;overflow-wrap:anywhere;min-width:0}.discussion-card h3 a{color:var(--ink);text-decoration:none}.discussion-card h3 a:hover{color:var(--teal)}
.discussion-status{display:inline-flex;align-items:center;gap:6px;flex:none;background:rgba(29,107,105,.08);border:1px solid rgba(29,107,105,.2);color:var(--teal);padding:5px 8px;font:10px/1.4 var(--mono);margin-top:2px}.discussion-status:before{content:'';width:5px;height:5px;background:currentColor}.discussion-status.is-closed{color:#586463;background:rgba(10,20,23,.04);border-color:var(--line)}
.discussion-byline{display:flex;align-items:center;flex-wrap:wrap;gap:8px 18px;font:10px/1.7 var(--mono);color:var(--muted);margin-bottom:13px}.discussion-byline strong{font-weight:500;font-size:11px;color:var(--teal)}.discussion-card:not(.discussion-card--issue)>.discussion-byline{padding-right:30px}.discussion-body{font-size:14px;line-height:1.85;overflow-wrap:anywhere;white-space:pre-wrap;min-width:0}.discussion-card-actions{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-top:12px}.discussion-card-actions form{margin:0}.discussion-reply-link,.discussion-page-link,.discussion-manage{display:inline-flex;min-height:44px;align-items:center;justify-content:center;font:11px/1.5 var(--mono);text-decoration:none;color:var(--ink);gap:10px;overflow-wrap:anywhere}.discussion-reply-link span{font-size:18px;color:var(--orange)}.discussion-reply-link:hover,.discussion-page-link:hover{color:var(--teal)}.discussion-manage{border:1px solid var(--line);padding:8px 12px;background:transparent;cursor:pointer}.discussion-manage:hover{border-color:var(--teal);color:var(--teal)}
.discussion-replies{margin:10px 0 0;padding-left:20px;border-left:1px solid rgba(29,107,105,.25)}.discussion-reply{padding:18px 0 16px;scroll-margin-top:26px;border-top:1px solid var(--line)}.discussion-reply .discussion-byline{margin-bottom:8px}.discussion-reply .discussion-body{font-size:13px}.discussion-replies--full{margin-top:22px}.discussion-muted{font-size:13px;color:var(--muted);padding:18px 0;margin:0}
.discussion-empty{display:flex;gap:22px;align-items:center;padding:28px;border:1px dashed rgba(29,107,105,.25);background:rgba(29,107,105,.025);min-height:118px}.discussion-empty-symbol{color:var(--teal);font-size:36px;flex:none}.discussion-empty strong{font-weight:500;font-size:14px}.discussion-empty p{margin:8px 0 0;color:var(--muted);line-height:1.7;font-size:12px}
.discussion-compose{margin-top:16px;border:1px solid var(--line);background:rgba(255,255,255,.3)}.discussion-compose>summary{display:flex;justify-content:space-between;align-items:center;min-height:56px;padding:16px 24px;cursor:pointer;list-style:none;font-size:13px;font-weight:500}.discussion-compose>summary::-webkit-details-marker{display:none}.discussion-compose>summary:hover{background:rgba(216,244,92,.12)}.discussion-compose-sign{font-size:20px;color:var(--orange)}.discussion-compose[open] .discussion-compose-sign{transform:rotate(45deg)}.discussion-compose[open]>summary{border-bottom:1px solid var(--line)}
.comment-form{display:grid;gap:12px;margin:0;padding:24px;min-width:0}.comment-form label{font-size:12px;font-weight:500;line-height:1.5}.comment-form input:not([type=hidden]),.comment-form textarea{width:100%;min-width:0;max-width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:0;color:var(--ink);background:var(--paper);font:14px/1.7 var(--sans)}.comment-form input:not([type=hidden]){min-height:48px}.comment-form textarea{min-height:130px;resize:vertical}.comment-form :is(input,textarea)::placeholder{color:#73817e}.comment-form :is(input,textarea):hover{border-color:rgba(29,107,105,.45)}.comment-form :is(input,textarea):focus-visible{outline:2px solid var(--teal);outline-offset:2px}.comment-form [aria-invalid=true]{border-color:var(--orange)}.comment-form label:not(:first-child){margin-top:6px}
.discussion-compose-footer{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:8px;flex-wrap:wrap}.discussion-compose-footer p{font-size:11px;color:var(--muted);line-height:1.7;margin:0;max-width:440px}.discussion-compose-footer .button{min-height:48px;flex:none;border:0;cursor:pointer}.discussion-access{display:flex;gap:14px 20px;align-items:center;flex-wrap:wrap;padding:22px 24px;background:rgba(29,107,105,.045);border:1px solid var(--line);margin-top:16px}.discussion-access p{font-size:12px;line-height:1.7;color:#586463;margin:0;flex:1;min-width:180px}.discussion-access .button{min-height:48px;flex:none}.discussion-closed{margin:16px 0 0;padding:18px 22px;border-left:2px solid var(--line);color:var(--muted);font-size:12px;line-height:1.7;background:rgba(10,20,23,.02)}
.discussion-pager{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:center;padding:10px 0;margin-top:10px}.discussion-pager>a:first-child{justify-self:start}.discussion-pager>a:last-child{justify-self:end}.discussion-pager>span{font:10px var(--mono);color:var(--muted)}
.discussion-thread{border:1px solid rgba(29,107,105,.4);background:rgba(29,107,105,.035);padding:28px;margin:24px 0;scroll-margin-top:24px}.discussion-thread-heading .eyebrow{margin-bottom:14px}.discussion-thread-heading h3{font-size:22px;line-height:1.4;letter-spacing:-.03em;margin:0;overflow-wrap:anywhere}.discussion-thread-heading .discussion-page-link{margin:8px 0}.discussion-thread-form{border-top:1px solid var(--line);margin-top:20px;padding:22px 0 0}
.discussion-error-page{padding-top:52px;padding-bottom:90px;max-width:840px}.discussion-error-card{margin-top:28px;padding:40px;border:1px solid var(--line);background:rgba(255,255,255,.3);border-top:3px solid var(--orange)}.discussion-error-card h1{font-size:clamp(32px,5vw,48px);line-height:1.2;letter-spacing:-.04em;margin-bottom:20px}.discussion-error-message{font-size:14px;color:#95502f;line-height:1.7;padding:14px 16px;background:rgba(242,123,81,.08)}.discussion-error-card .comment-form{padding:8px 0 0}.discussion-form-errors{color:#95502f;font-size:12px;line-height:1.7}.discussion-form-errors ul{margin:0;padding-left:18px}
.account-action{display:inline}.account-action button{background:none;border:0;color:inherit;cursor:pointer;font:inherit}
@media(max-width:800px){.detail-resources{grid-template-columns:1fr;gap:20px;padding:25px}.detail-resource-links{gap:8px 18px}.discussion-hub-heading{align-items:flex-start;flex-direction:column;gap:16px}.discussion-hub-heading>p{max-width:none}.discussion-hub{margin-top:52px}.discussion-section-heading{align-items:flex-start;flex-direction:column;gap:9px}.discussion-section-heading>p{padding-left:28px}.discussion-card{padding:22px}.discussion-compose>summary{padding:16px 20px}.comment-form{padding:20px}.discussion-thread{padding:22px}}
@media(max-width:480px){.detail-resources{padding:22px 20px;margin-top:24px}.detail-resource-links{grid-template-columns:1fr}.detail-resource:last-child:nth-child(odd){grid-column:auto}.detail-jumps{gap:10px 12px}.detail-jumps .detail-jump{padding:11px 13px}.discussion-card{padding:18px 16px}.discussion-card-top{flex-wrap:wrap;gap:10px}.discussion-card-top:has(.discussion-mark){right:16px}.discussion-card h3{flex-basis:100%;font-size:17px}.discussion-empty{padding:23px 18px;gap:15px}.discussion-empty-symbol{font-size:30px}.discussion-replies{padding-left:12px}.discussion-access{padding:20px 16px}.discussion-access p{flex-basis:100%;min-width:0}.discussion-compose-footer .button{width:100%;justify-content:space-between}.comment-form{padding:18px 16px}.comment-form input:not([type=hidden]),.comment-form textarea{font-size:16px}.discussion-thread{padding:20px 16px}.discussion-thread-form{padding:20px 0 0}.discussion-error-card{padding:25px 20px}.discussion-error-page{padding-top:30px;padding-bottom:60px}}
@media(prefers-reduced-motion:reduce){.detail-resource{transition:none}.discussion-compose-sign{transform:none!important}}

/* 「显示全部 / 收起」：评论超过一页时出现（v2.0） */
.discussion-showall { display:flex; justify-content:center; margin:14px 0 0; }
.discussion-showall-link { display:inline-flex; align-items:center; gap:6px; padding:9px 18px; border:1px solid var(--line); border-radius:999px; color:var(--teal); text-decoration:none; font:11px/1 var(--mono); letter-spacing:.04em; transition:background .2s,color .2s,border-color .2s; }
.discussion-showall-link:is(:hover,:focus-visible) { background:var(--teal); border-color:var(--teal); color:var(--paper); }