/* A fictional cooperation brief, shared by the student and coach demos. */
.cooperation-demo{grid-column:1/-1;min-width:0;background:var(--paper);border:1px solid var(--line);padding:28px;scroll-margin-top:24px}
.cooperation-demo-coach{margin-top:42px}
.brief-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin:30px 0 20px}
.brief-heading .dashboard-label{font-size:9px;letter-spacing:.1em;color:#62665a;margin:0 0 12px}
.brief-heading h2{font-size:30px;line-height:1.45;letter-spacing:-.045em;font-weight:500;margin:0}
.brief-heading>p{font-size:12px;line-height:1.8;color:#5d6155;max-width:260px;margin:0 0 4px}
.brief-heading>.text-link{flex-shrink:0;font-size:10px}
.brief-demo-notice{font-size:11px;line-height:1.85;color:#5d6155;border-left:2px solid #869270;padding:0 0 0 12px;margin:0 0 26px;max-width:860px}
.brief-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;align-items:start}
.brief-reader,.brief-sidebar{min-width:0}
.brief-reader-top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.brief-reader-top>span{font-family:var(--mono);font-size:8px;letter-spacing:.07em;color:#62665a}
.brief-version-controls{display:flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:99px}
.brief-version-button{display:flex;gap:8px;align-items:center;min-height:36px;padding:8px 13px;border-radius:99px;color:#62665a}
.brief-version-button strong{font-family:var(--mono);font-size:11px;font-weight:500}
.brief-version-button>span{font-size:9px}
.brief-version-button.is-active{background:#354632;color:#f2f0e9}
.brief-document{padding:26px;background:#f8f6f0;border:1px solid var(--line)}
.brief-document-meta{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:9px;line-height:1.8;color:#62665a}
.brief-document-meta>span{color:#49613f}
.brief-document h3{font-size:25px;line-height:1.5;letter-spacing:-.035em;font-weight:500;margin:26px 0 14px}
.brief-change-copy{font-size:11px;line-height:1.9;color:#62665a;margin:0 0 22px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.brief-text-section+.brief-text-section{margin-top:23px}
.brief-text-section h4{display:flex;align-items:center;gap:12px;font-size:13px;line-height:1.7;font-weight:500;margin:0 0 8px}
.brief-text-section h4>span{font-family:var(--mono);font-size:9px;color:#7a806d}
.brief-text-section p{font-size:13px;line-height:1.95;color:#4c5145;margin:0}
.brief-sidebar{display:grid;gap:18px}
.brief-receipt{padding:22px;background:#e1e7d6;border-top:2px solid #526447}
.brief-receipt>.dashboard-label,.brief-structure>.dashboard-label{font-size:8px;letter-spacing:.06em;line-height:1.8;margin:0 0 17px;color:#62665a}
.brief-receipt h3{font-size:17px;line-height:1.6;font-weight:500;margin:0 0 16px;letter-spacing:-.025em}
.brief-status{display:inline-block;font-size:10px;line-height:1.7;border:1px solid #b8bfa8;background:#edf0e6;color:#5b624e;padding:5px 9px;border-radius:99px;margin:0 0 20px}
.brief-status.is-recorded{background:#354632;color:#f2f0e9;border-color:#354632}
.brief-reading-form{margin:0}
.brief-reading-check{display:flex;gap:10px;align-items:flex-start;font-size:11px;line-height:1.9;color:#454f3b;cursor:pointer}
.brief-reading-check input{flex-shrink:0;width:16px;height:16px;margin:3px 0 0;accent-color:#354632}
.brief-reading-check strong{font-family:var(--mono);font-size:11px;font-weight:500}
.brief-reading-form .button{display:flex;justify-content:space-between;gap:12px;width:100%;font-size:10px;padding:14px;margin-top:20px;text-align:left;line-height:1.6;letter-spacing:.02em}
.brief-reading-form .button:disabled{background:#cbd1bf;color:#606754;cursor:default;transform:none}
.brief-reading-form .button:disabled:hover{background:#cbd1bf;color:#606754}
.brief-local-copy{font-size:10px;line-height:1.9;color:#59614e;margin:16px 0 0}
.brief-receipt-time{font-size:10px;line-height:1.9;color:#59614e;margin:0 0 16px}
.brief-receipt-time time{font-family:var(--mono);font-size:12px;color:#354632}
.brief-receipt-time small{display:block;font-family:var(--mono);font-size:8px}
.cooperation-demo .brief-reset,.cooperation-demo .brief-preview-link,.cooperation-demo [data-brief-latest]{display:inline-flex;align-items:center;min-height:44px;font-size:10px;letter-spacing:0;line-height:1.8;gap:12px;margin-top:10px;text-align:left}
.brief-action-status{font-size:11px;line-height:1.9;color:#354632;border-top:1px solid #b8bfa8;padding-top:14px;margin:18px 0 0}
.brief-action-status:empty{display:none}
.brief-action-status.is-error{color:#8b442c}
.brief-history{border-bottom:1px solid var(--line)}
.brief-history summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:48px;padding:10px 0;font-size:11px;cursor:pointer;list-style:none}
.brief-history summary::-webkit-details-marker{display:none}
.brief-history summary>span{color:#6d775e;font-size:17px;transition:transform .2s ease}
.brief-history[open] summary>span{transform:rotate(45deg)}
.brief-history ol{list-style:none;padding:0;margin:0 0 6px}
.brief-history li{padding:17px 0;border-top:1px solid var(--line)}
.brief-history li>div{display:flex;align-items:center;flex-wrap:wrap;gap:7px 13px}
.brief-history strong{font-family:var(--mono);font-size:12px;font-weight:500}
.brief-history li>div>span,.brief-history small{font-size:9px;color:#62665a;line-height:1.9}
.brief-history li>p{font-size:10px;line-height:1.9;color:#4c5145;margin:10px 0 0}
.brief-history small{display:block;margin-top:4px}
.brief-structure{padding:0 0 20px;border-bottom:1px solid var(--line)}
.brief-structure ol{display:grid;grid-template-columns:1fr 1fr;gap:9px 14px;list-style:none;counter-reset:brief-fields;padding:0;margin:0}
.brief-structure li{display:flex;align-items:baseline;gap:8px;font-size:10px;color:#4c5145}
.brief-structure li::before{counter-increment:brief-fields;content:counter(brief-fields,decimal-leading-zero);font-family:var(--mono);font-size:8px;color:#7a806d}
.brief-structure>p:last-child{font-size:10px;line-height:1.9;color:#62665a;margin:18px 0 0}
@media(max-width:1000px){.brief-layout{grid-template-columns:minmax(0,1fr) 240px;gap:18px}.brief-document{padding:22px}.brief-receipt{padding:19px}.brief-heading{align-items:flex-start}.brief-heading>p{max-width:220px}}
@media(max-width:820px){.brief-layout{grid-template-columns:minmax(0,1fr)}.brief-sidebar{grid-template-columns:1fr 1fr;align-items:start;gap:22px}.brief-structure{grid-column:1/-1}.brief-structure ol{grid-template-columns:repeat(5,minmax(0,1fr))}.brief-heading>p{max-width:200px}.brief-receipt{min-width:0}.brief-heading h2{font-size:27px}}
@media(max-width:600px){.cooperation-demo,.portal-body .cooperation-demo{padding:22px}.cooperation-demo-coach{margin-top:32px}.brief-heading{flex-direction:column;gap:15px;margin-top:24px}.brief-heading h2{font-size:25px}.brief-heading>p{max-width:none}.brief-heading>.text-link{min-height:40px}.brief-demo-notice{font-size:10px;margin-bottom:22px}.brief-reader-top{gap:15px}.brief-version-controls{width:100%}.brief-version-button{flex:1;justify-content:center;min-height:39px;padding:8px 10px}.brief-reader-top>span{font-size:8px}.brief-document{padding:20px}.brief-document-meta{font-size:8px;gap:7px 12px}.brief-document h3{font-size:22px;margin-top:22px}.brief-change-copy{font-size:10px}.brief-text-section p{font-size:12px;line-height:2}.brief-text-section h4{font-size:12px}.brief-sidebar{grid-template-columns:minmax(0,1fr);gap:16px}.brief-structure ol{grid-template-columns:1fr 1fr}.brief-receipt{padding:22px}.brief-history{margin-top:0}.brief-reading-check{font-size:12px}.brief-reading-form .button{min-height:46px}.brief-local-copy{font-size:11px}.brief-history li>p{font-size:11px}}
@media(prefers-reduced-motion:reduce){.brief-history summary>span{transition:none}}