/* Participant-only visual system, matching the Social Challenge reference. */
.social-app{--navy:#021972;--ink:#0c1330;--cyan:#06b6d4;--line:#e3e4ec;--soft:#f5f3fb;color:var(--ink);background:var(--soft);font-family:Inter,'Avenir Next','Segoe UI',sans-serif;min-height:100vh;line-height:1.6}
.social-app *{box-sizing:border-box;min-width:0}
.social-app h1,.social-app h2,.social-app h3,.social-app strong{font-family:'Plus Jakarta Sans','Avenir Next','Segoe UI',sans-serif}
.social-app h2{font-size:clamp(25px,2.5vw,34px);line-height:1.25;margin:0 0 18px}.social-app h3{font-size:21px;margin:24px 0 12px}.social-app p{color:#525a78;white-space:pre-wrap;overflow-wrap:anywhere}.social-app a{color:var(--navy)}
.social-header{display:flex;align-items:center;gap:24px;background:var(--navy);color:white;padding:16px 28px;border-bottom:4px solid var(--cyan)}.social-header img{width:224px;object-fit:contain}.social-header>div{flex:1;padding-left:24px;border-left:1px solid #ffffff40}.social-header strong{display:block;font-size:20px}.social-header span{display:block;font-size:13px;color:#d5e7ff}.social-header .btn{color:white;border-color:#ffffff55;background:transparent;font-size:13px}
.social-stages{display:flex;justify-content:center;gap:16px;padding:12px;background:white;border-bottom:1px solid var(--line);overflow:auto}.social-stages button{background:transparent;border:0;display:flex;align-items:center;gap:8px;padding:8px;color:#525a78;white-space:nowrap}.social-stages i{width:12px;height:12px;display:block;border-radius:50%;background:var(--stage-color)}.social-stages [aria-current=step]{font-weight:700;color:var(--navy);box-shadow:0 2px var(--stage-color)}
.social-layout{display:grid;grid-template-columns:260px minmax(0,1fr) 260px;max-width:1800px;margin:auto;align-items:start}.social-layout.collapsed{grid-template-columns:76px minmax(0,1fr) 260px}.social-sidebar{position:sticky;top:0;max-height:100vh;overflow:auto;background:white;padding:20px 14px;border-right:1px solid var(--line)}.social-sidebar>button{display:flex;align-items:center;gap:12px;background:transparent;color:#525a78;border:0;border-radius:9px;padding:12px;width:100%;text-align:left;min-height:44px;margin-bottom:4px}.social-sidebar b{font-size:12px;flex:0 0 20px;color:var(--navy)}.social-sidebar [aria-current=page]{background:#eaf6fc;color:var(--navy);font-weight:700;box-shadow:inset 3px 0 var(--cyan)}.social-layout.collapsed .social-sidebar span,.social-layout.collapsed .social-sidebar .social-resource-links{display:none}.social-resource-links{margin-top:24px;border-top:1px solid var(--line);padding-top:14px}.social-resource-links a{display:block;padding:12px;background:var(--soft);border:1px solid var(--line);border-radius:10px;margin-top:8px;text-decoration:none}.social-resource-links small{display:block;color:#525a78}
.social-work{padding:28px;max-width:100%}.social-meta{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12px;color:#525a78;margin-bottom:18px}.social-challenge{border:1px solid #bce8f2;border-left:4px solid var(--cyan);background:#f0fcff;padding:16px;border-radius:12px;font-size:14px}.social-app summary{cursor:pointer;color:var(--navy);font-weight:700;padding:8px 0}.social-content{background:white;border:1px solid var(--line);border-radius:16px;padding:28px}.social-concept{border-top:4px solid var(--cyan);padding-top:18px}.social-concept details{background:#f5f3fb;border-radius:10px;padding:12px 16px;margin-bottom:24px}.social-flow{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.social-flow span{background:#eaf6fc;color:var(--navy);padding:8px 10px;border-radius:8px;font-size:13px}
.social-app label{display:block;font-size:14px;font-weight:600;margin:16px 0;color:var(--ink)}.social-app input:not([type=checkbox]),.social-app textarea{display:block;width:100%;font:inherit;line-height:1.6;color:var(--ink);border:1px solid #cdd1e1;border-radius:10px;padding:12px;margin-top:7px;background:white}.social-app textarea{min-height:110px;resize:vertical;field-sizing:content}.social-app textarea:disabled{background:#f6f7fb;color:#525a78}.social-app :focus-visible{outline:3px solid var(--cyan);outline-offset:3px}.social-app .btn{min-height:44px;background:var(--navy);color:white;border:1px solid var(--navy);border-radius:10px;padding:10px 16px;white-space:normal}.social-app .btn.secondary,.social-app .btn.ghost{background:white;color:var(--navy)}.social-app .social-header .btn{background:transparent;color:white;border-color:#ffffff50}.social-app .btn:disabled{opacity:.55;cursor:not-allowed}.social-app footer{display:flex;justify-content:flex-end;padding-top:20px}.social-questions label,.social-check{display:flex!important;gap:10px;align-items:flex-start;font-weight:400!important}.social-questions input,.social-check input{width:18px;height:18px;flex-shrink:0;margin-top:4px}.social-source{border:1px solid var(--line);border-radius:14px;padding:16px;margin:24px 0}.social-source legend{color:var(--navy);font-weight:700}.social-gap{display:grid;gap:4px}.social-gap>span{text-align:center;font-size:26px;color:var(--cyan)}.social-gap label{background:var(--soft);padding:16px;border-radius:12px}.social-post{display:flex;gap:14px;border:1px solid var(--line);border-radius:12px;padding:18px;margin:12px 0;background:white}.social-post>div{flex:1}.social-post small{display:block;color:#67708c;font-size:12px}.social-post .avatar,.social-post img{flex:0 0 40px;width:40px;height:40px;border-radius:50%}.social-ai{padding:18px;border:1px solid var(--line);background:var(--soft);border-radius:12px;margin:24px 0}.social-channel{display:block;padding:18px;border:1px solid var(--line);border-radius:12px;margin:12px 0}.social-anchors{padding:28px 18px;position:sticky;top:0;font-size:13px}.social-anchor{background:white;border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:16px}.social-anchor h3{font-size:15px;margin:0 0 12px;color:var(--navy)}.social-anchor p{font-size:13px}.social-anchor li{padding:7px 0}.social-anchor ul{padding-left:18px}.social-admin-stage{padding:12px;border-bottom:1px solid #e3e4ec}
@media(max-width:1200px){.social-layout{grid-template-columns:230px minmax(0,1fr)}.social-layout.collapsed{grid-template-columns:76px minmax(0,1fr)}.social-anchors{display:none}.social-header{gap:14px}.social-header img{width:180px}}
@media(max-width:760px){.social-header{flex-wrap:wrap;padding:14px}.social-header img{width:160px}.social-header>div{padding-left:12px}.social-header strong{font-size:15px}.social-layout,.social-layout.collapsed{grid-template-columns:64px minmax(0,1fr)}.social-sidebar{padding:12px 6px}.social-sidebar span,.social-resource-links{display:none}.social-work{padding:14px}.social-content{padding:18px}.social-stages{justify-content:flex-start}.social-app h2{font-size:25px}.social-header .btn{padding:8px}.social-post{padding:12px}}

.social-scenarios{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.social-scenarios details{background:#fff8e8;padding:16px;border:1px solid #ffe0a2;border-radius:12px}.social-scenarios p{font-size:14px}@media(max-width:700px){.social-scenarios{grid-template-columns:1fr}}

.social-header .social-team-selector{color:white;font-size:12px;margin:4px 0}.social-team-selector select{margin-left:10px;border:1px solid #ffffff60;border-radius:6px;background:#021972;color:white;padding:5px;max-width:220px}
/* Validated session route: six learning activities; team and resources are utilities. */
.social-app{background:#eaf1fa}.social-sidebar{background:#eaf1fa;border:0;min-height:100vh}.social-work{background:white;padding:36px clamp(20px,3vw,64px)}.social-content{border:0;padding:0;border-radius:0}.social-concept{border:0}.social-concept h2{font-size:clamp(30px,3.6vw,52px);letter-spacing:-1.5px}.social-layout{grid-template-columns:260px minmax(0,1fr) 290px}.social-route-intro h2{font-size:25px;margin:14px 0;line-height:1.2}.social-route-intro p{font-size:14px}.social-route-intro small{color:var(--navy);font-weight:800;letter-spacing:1px}.social-sidebar>button{font-weight:700;color:var(--ink);padding:16px 12px}.social-sidebar [aria-current=page]{background:white;box-shadow:none}.social-sidebar b{display:grid;place-items:center;border-radius:50%;height:30px;flex-basis:30px;background:white;border:1px solid #cbd5e1}.social-sidebar b.is-complete{background:#16a34a;color:white;border:0}.social-sidebar .social-team-card{background:#f9fbff;border:1px solid #cbd9ed;border-radius:14px;margin:24px 0}.social-team-card small{display:block;color:var(--navy);font-size:12px}.social-layout.collapsed .social-route-intro,.social-layout.collapsed .social-team-card{display:none}.social-exercise{padding:24px;margin:24px 0;border:1px solid var(--line);border-radius:16px;background:#f9f9ff}.social-exercise.orange{background:#fff0e7}.social-exercise.yellow{background:#fff8d9}.social-exercise.mint{background:#e7faf4}.social-exercise h3:first-child{margin-top:0}.social-individual{background:#f4f2fa;border:1px solid var(--line);border-radius:12px;padding:16px;margin:18px 0}.social-app label small{display:block;font-weight:400;color:#58617b;margin:6px 0}.social-app textarea::placeholder{color:#727c91;font-weight:400}.social-app select{width:100%;font:inherit;padding:12px;border-radius:10px;border:1px solid #cdd1e1;background:white;color:var(--ink)}.social-app input[type=range]{padding:0;accent-color:var(--navy)}.social-coverage{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.social-coverage span{background:#eaf1fa;border-radius:8px;padding:6px 10px;font-size:12px}.social-anchor ul{list-style:none;padding:0}.social-brick{border:1px solid #202747;border-radius:7px;padding:12px;margin-top:14px;color:var(--ink);font-weight:800;background:#ffce47}.social-brick.brick-1{background:#aabdff}.social-brick.brick-2{background:#ffb18e}.social-brick.brick-3{background:#b6f5e7}.social-brick.brick-4{background:#081b76;color:white}.social-anchor:first-child{border-top:5px solid var(--cyan)}.social-app .social-definition{display:grid;grid-template-columns:1fr 1fr;gap:24px;background:#081b76;color:white;border-radius:20px;padding:30px;margin:30px 0}.social-definition h2{color:#06b6d4}.social-definition p{color:white;margin:0}.social-app .social-challenge{display:none}.social-work footer{margin-top:24px}
@media(max-width:1200px){.social-layout,.social-layout.collapsed{grid-template-columns:230px minmax(0,1fr)}.social-anchors{display:none}.social-app .social-challenge{display:block}.social-layout.collapsed{grid-template-columns:76px minmax(0,1fr)}}
@media(max-width:700px){.social-layout{display:block}.social-sidebar{position:static;min-height:0;max-height:none}.social-layout.collapsed{display:block}.social-layout.collapsed .social-sidebar>button[data-social-route]{display:none}.social-app .social-definition{grid-template-columns:1fr}.social-work{padding:22px 16px}.social-header{flex-wrap:wrap}.social-header img{width:180px}.social-header>div{padding-left:0;border:0}.social-exercise{padding:18px}}

/* Account identity is an unboxed name/avatar control, shared across participant pages. */
.participant-account{position:relative;flex:0 0 auto;color:inherit}
.participant-account>summary,.social-app .participant-account>summary{display:flex;align-items:center;gap:12px;list-style:none;cursor:pointer;color:inherit;padding:8px 0;background:none;border:0;font-weight:600;font-size:15px}
.participant-account>summary::-webkit-details-marker{display:none}
.participant-account>summary::marker{content:""}
.participant-account .avatar,.social-header .participant-account img{display:grid;place-items:center;width:40px;height:40px;flex:0 0 40px;border-radius:50%;object-fit:cover;color:#17243c;font-size:14px}
.participant-account>nav{position:absolute;right:0;top:100%;z-index:100;min-width:180px;border:1px solid #dce1eb;border-radius:12px;box-shadow:0 12px 30px #07133026;background:white;padding:6px;color:#0c1330}
.participant-account>nav button{display:block;width:100%;padding:12px 16px;text-align:left;border:0;border-radius:8px;background:white;color:#0c1330;font:inherit;cursor:pointer}
.participant-account>nav button:hover,.participant-account>nav button:focus-visible{background:#edf2ff}
.social-exercise{position:relative}.social-work-type{display:inline-flex;align-items:center;border-radius:20px;padding:5px 12px;font-size:12px;font-weight:700;line-height:1.5;letter-spacing:.2px}
.social-work-type.individual{background:#e3e9ff;color:#233d89}.social-work-type.group{background:#cef2e7;color:#165641}
.social-exercise>.social-work-type{float:right;margin:0 0 12px 16px}.social-exercise:after{content:"";display:block;clear:both}.social-work-mode{margin:0 0 22px}.social-work-mode p{font-size:13px;margin:8px 0}
@media(max-width:600px){.participant-account-name{max-width:150px;overflow-wrap:anywhere}.social-exercise>.social-work-type{float:none;margin:0 0 12px}}

.social-exercise>.social-work-type+h3{margin-top:0}.social-writing-status{padding:12px 16px;background:#e8f5ef;border-radius:10px;border-left:3px solid #23946c;font-weight:600}

/* Approved guide: readable construction pieces and research sections. */
.social-anchor .social-brick{padding:14px 18px;font-weight:400;line-height:1.4;overflow-wrap:anywhere}
.social-source-form{display:grid;gap:18px;margin:24px 0}
.social-source-form>section{padding:24px;background:#fff;border:1px solid #dce0eb;border-radius:18px}
.social-mini-label{text-transform:uppercase;letter-spacing:.12em;font:600 .8rem monospace;color:#586180}
.social-document-outline,.social-research-route{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0}
.social-document-outline>span,.social-research-route>article{padding:18px;border:1px solid #dce0eb;border-radius:14px;background:#f6f7fc}
.social-file-selected{padding:22px;border:1px solid #10a452;background:#eff9f3;border-radius:18px;margin:20px 0;overflow-wrap:anywhere}
.social-file-selected small{display:block;margin:8px 0}
.social-file-picker{padding:22px;border:1px dashed #69799e;border-radius:16px}
.social-question-row{display:flex;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid #ddd}
.social-question-row p{flex:1;margin:0;overflow-wrap:anywhere}
.social-repository-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.social-source dd{margin:6px 0 18px;white-space:pre-wrap;overflow-wrap:anywhere}
.social-source dt{font-weight:600}.social-source h4{margin:12px 0}
@media(max-width:650px){.social-document-outline,.social-research-route{grid-template-columns:1fr}.social-source-form>section{padding:16px}}