/* SCOVER Academic · UI-S1 Unified Shell
   Visual language derived from SCOVER Grammar Lab V4.3.
   UI-only: no API, schema, auth, scheduling, CBT, registration, or guardian scope logic. */
:root{
  --scover-shell-bg:#07111f;
  --scover-shell-panel:#0d1b2e;
  --scover-shell-panel2:#10233a;
  --scover-shell-line:#203957;
  --scover-shell-text:#eef6ff;
  --scover-shell-muted:#9db0c7;
  --scover-shell-accent:#6ee7ff;
  --scover-shell-accent2:#a78bfa;
  --scover-shell-good:#71e0a2;
  --scover-shell-sidebar:292px;
  --scover-shell-top:72px;
}

body.academic-shell-page{height:100vh;height:100dvh;overflow:hidden;background:radial-gradient(circle at 15% 0%,#15314b 0,#07111f 42%,#050b14 100%)}
body.academic-shell-page .shell.academic-shell{max-width:none!important;margin:0!important;padding:0!important;width:100%;height:100vh;height:100dvh;display:grid;grid-template-columns:var(--scover-shell-sidebar) minmax(0,1fr);overflow:hidden}
.academic-sidebar{position:relative;z-index:30;min-height:0;border-right:1px solid var(--scover-shell-line);background:rgba(5,13,24,.92);backdrop-filter:blur(16px);display:flex;flex-direction:column;overflow:hidden}
.academic-sidebar-scroll{padding:20px 14px 18px;overflow:auto;min-height:0;flex:1;scrollbar-width:thin;scrollbar-color:#27445f transparent}
.academic-sidebar-head{display:flex;align-items:flex-start;gap:10px;margin:0 2px 14px;min-height:118px}
.academic-sidebar .brand-lockup{margin:0!important;display:flex!important;align-items:flex-start!important;gap:12px!important;min-width:0;flex:1}
.academic-sidebar .brand-logo-full{width:86.24px!important;max-width:86.24px!important;height:auto!important;display:block!important;flex:0 0 auto}
.academic-sidebar .brand-context{padding-top:10px;display:grid;gap:3px;min-width:0}
.academic-sidebar .brand-context b{font-size:14px;line-height:1.15;letter-spacing:-.01em;white-space:nowrap}
.academic-sidebar .brand-context span{font-size:9px;line-height:1.2;letter-spacing:.13em;text-transform:uppercase;color:#839ab2;white-space:normal}
.academic-sidebar-close{display:none;margin-left:auto;border:1px solid var(--scover-shell-line);background:#0b1a2c;color:#dceafa;border-radius:9px;width:34px;height:34px;font-size:20px;line-height:1;cursor:pointer;flex:0 0 auto}
.academic-sidebar-kicker,.academic-nav-group-title{font-size:9px;letter-spacing:.15em;text-transform:uppercase;color:#6f88a5;font-weight:800}
.academic-sidebar-kicker{margin:5px 9px 10px}
.academic-nav-group{margin:0 0 17px}
.academic-nav-group-title{margin:0 9px 8px}
.academic-sidebar #nav,.academic-role-nav{min-width:0}
.academic-sidebar #nav>.nav{display:grid!important;gap:7px!important;margin:0!important}
.academic-sidebar #nav .academic-nav-group>.nav{display:grid!important;gap:6px!important;margin:0!important}
.academic-sidebar #nav button,
.academic-sidebar .tabs button{
  width:100%;min-height:39px;margin:0!important;padding:9px 10px!important;border:1px solid #1b344e!important;border-radius:11px!important;background:#0b1a2c!important;color:#bfd0e2!important;display:flex!important;align-items:center!important;gap:10px!important;text-align:left!important;justify-content:flex-start!important;font-size:11px!important;font-weight:760!important;line-height:1.25!important;box-shadow:none!important;cursor:pointer;transition:background .16s ease,border-color .16s ease,color .16s ease,transform .16s ease
}
.academic-sidebar #nav button:hover,.academic-sidebar .tabs button:hover{background:#0d2137!important;border-color:#2e506d!important;color:#eef6ff!important;transform:translateX(1px)}
.academic-sidebar #nav button::before,.academic-sidebar .tabs button::before{content:attr(data-shell-icon);width:24px;height:24px;flex:0 0 24px;border-radius:8px;background:#13283d;display:grid;place-items:center;color:#93bdd8;font-size:12px;font-weight:900}
.academic-sidebar #nav button.active,.academic-sidebar .tabs button.active{background:linear-gradient(90deg,#102d46,#111f37)!important;border-color:#2d5b7a!important;color:#f4f9ff!important;box-shadow:inset 3px 0 0 var(--scover-shell-accent)!important}
.academic-sidebar #nav button.active::before,.academic-sidebar .tabs button.active::before{color:#07111f;background:linear-gradient(135deg,var(--scover-shell-accent),var(--scover-shell-accent2))}
.academic-sidebar #nav a{display:block;text-decoration:none;margin-top:6px}
.academic-sidebar #nav a button{color:#d8e8f6!important;border-style:dashed!important}
.academic-sidebar .tabs{display:grid!important;gap:7px!important;margin:0!important;padding:0!important;border:0!important;background:none!important;box-shadow:none!important;grid-template-columns:1fr!important}
.academic-sidebar-foot{margin:2px 14px 14px;padding:12px;border:1px solid #1b344e;border-radius:13px;background:#0a1728;color:#8fa6bd}
.academic-sidebar-foot b{display:block;color:#dceafa;font-size:10px;margin-bottom:3px}
.academic-sidebar-foot span{font-size:8.5px;line-height:1.45;display:block}
.academic-sidebar-foot .academic-status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--scover-shell-good);box-shadow:0 0 9px rgba(113,224,162,.48);margin-right:6px;vertical-align:middle}
.academic-sidebar-backdrop{display:none}

.academic-main{min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden}
body.academic-shell-page .top.academic-top{height:var(--scover-shell-top)!important;min-height:var(--scover-shell-top);margin:0!important;padding:0 22px!important;border-bottom:1px solid var(--scover-shell-line);background:rgba(7,17,31,.72);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;gap:12px;flex:0 0 auto}
.academic-top-left{display:flex;align-items:center;gap:10px;min-width:0}
.academic-mobile-menu{display:none;border:1px solid var(--scover-shell-line);background:#0b1a2c;color:#dceafa;border-radius:10px;width:38px;height:38px;font-size:19px;cursor:pointer;line-height:1;align-items:center;justify-content:center;flex:0 0 38px}
.academic-mobile-title{min-width:0;display:grid;gap:2px}
.academic-mobile-title b{font-size:12px;line-height:1.1;color:#eef6ff}
.academic-mobile-title span{font-size:8.5px;letter-spacing:.12em;text-transform:uppercase;color:#718aa3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.academic-content{flex:1;min-height:0;overflow:auto;padding:22px 24px 38px;scrollbar-width:thin;scrollbar-color:#27445f transparent}
.academic-content>.row:first-child,.academic-content>.home-hero:first-child{margin-top:0}
.academic-content .card{backdrop-filter:blur(8px)}
.academic-content h1{letter-spacing:-.025em}
.academic-content .metric,.academic-content .card{border-color:#203957}
.academic-content .metric{background:linear-gradient(145deg,rgba(13,27,46,.94),rgba(8,20,34,.94))}
body.academic-shell-page #session{display:flex;align-items:center;gap:8px;flex:0 0 auto}
body.academic-shell-page #session button{white-space:nowrap}

/* Auth / first-login pages remain centered and intentionally do not show the operational sidebar. */
body.academic-shell-page:not(.academic-authenticated) .shell.academic-shell{grid-template-columns:1fr}
body.academic-shell-page:not(.academic-authenticated) .academic-sidebar,
body.academic-shell-page:not(.academic-authenticated) .academic-top{display:none!important}
body.academic-shell-page:not(.academic-authenticated) .academic-main{grid-column:1/-1;overflow:auto}
body.academic-shell-page:not(.academic-authenticated) .academic-content{min-height:100vh;min-height:100dvh;display:grid;place-items:center;padding:24px;overflow:auto}
body.academic-shell-page:not(.academic-authenticated) .academic-content>.auth-card{width:min(100%,560px);margin:auto}

/* Dense operational content gets a little more breathing room without changing module DOM/logic. */
@media(min-width:901px){
  body[data-academic-shell="admin"] .academic-content{padding-left:26px;padding-right:26px}
  body[data-academic-shell="portal"] .academic-content{padding-left:26px;padding-right:26px}
}

@media(max-width:900px){
  body.academic-shell-page .shell.academic-shell{grid-template-columns:1fr}
  body.academic-shell-page.academic-authenticated .academic-sidebar{display:flex;position:fixed;z-index:100;left:0;top:0;bottom:0;width:min(88vw,360px);transform:translateX(-105%);transition:transform .24s ease;box-shadow:24px 0 60px rgba(0,0,0,.58)}
  body.academic-shell-page.academic-authenticated .academic-sidebar.is-open{transform:translateX(0)}
  .academic-sidebar-close{display:block}
  .academic-sidebar-backdrop{position:fixed;inset:0;background:#020711aa;backdrop-filter:blur(3px);z-index:90}
  .academic-sidebar-backdrop.is-open{display:block}
  body.academic-shell-page .top.academic-top{padding:0 12px!important;height:64px!important;min-height:64px}
  .academic-mobile-menu{display:inline-flex}
  .academic-content{padding:14px 12px 30px}
  .academic-sidebar-head{min-height:106px}
  .academic-sidebar .brand-logo-full{width:71.68px!important;max-width:71.68px!important}
  .academic-sidebar .brand-context{padding-top:7px}
  body.academic-drawer-open{overflow:hidden!important}
  body.academic-shell-page #session button{padding:8px 10px;font-size:10px}
}
@media(max-width:620px){
  .academic-content{padding:12px 10px 26px}
  .academic-mobile-title b{font-size:11px}
  .academic-mobile-title span{max-width:150px}
  body.academic-shell-page .metric-grid{grid-template-columns:1fr 1fr}
  body.academic-shell-page .row.between:first-child{align-items:flex-start;gap:10px}
}
@media(max-width:430px){
  body.academic-shell-page .metric-grid{grid-template-columns:1fr}
  .academic-mobile-title span{max-width:118px}
}

@media(prefers-reduced-motion:reduce){.academic-sidebar,.academic-sidebar #nav button,.academic-sidebar .tabs button{transition:none!important}}