/* Silacademic: shared study workspace, including the local app. */
:root,body.theme-warm,body.theme-light{
  --bg:#f3f5f9;--ink:#17243b;--muted:#59677c;--card:#fff;
  --line:#dce3ed;--accent:#235ee7;--accent2:#1949b5;
  --glow:#eaf0ff;--shadow:0 3px 12px rgba(24,44,78,.035);
}
body.theme-dark,body.theme-warmdark{
  --bg:#101827;--ink:#e8eef9;--muted:#a8b6cb;--card:#182338;
  --line:#304058;--accent:#82aaff;--accent2:#a8c3ff;
  --glow:#23365a;--shadow:none;
}
body[class]{background:var(--bg)}
.sidebar{width:238px;background:#101f39;color:#dce6f9;padding:32px 20px;gap:36px;border:0;backdrop-filter:none}
.brand a{display:flex;align-items:center;gap:11px}
.brand b{font-size:1.35rem;letter-spacing:-.045em;color:#fff}
.brand-mark{display:inline-grid;place-items:center;width:36px;height:38px;background:#416ff4;color:white;border-radius:9px;font:italic 700 28px Georgia,serif;flex-shrink:0}
.brand small{display:block;font-size:.68rem;letter-spacing:.18em;color:#94a8cb;text-transform:uppercase;margin-top:5px}
#nav{gap:7px}
#nav a{display:flex;align-items:center;gap:12px;border-radius:8px;color:#b7c6df;padding:12px;font-size:.9rem}
#nav a.active{background:#263c63;color:#fff;box-shadow:inset 3px 0 #83a5ff}
#nav a:hover{background:#203453;color:#fff}
.nav-icon{width:20px;text-align:center;font-size:1.1rem;color:#93abe0}
.profilepill{border-color:#32405a;color:#b7c6df;font-size:.85rem}
.profilepill a{color:#bed1ff}
header{min-height:76px;padding:16px 38px;background:var(--card);backdrop-filter:none}
#crumbs{font-size:.85rem;flex:1;overflow-wrap:anywhere}
main{max-width:1240px;padding:38px 42px 80px}
h2{font-size:1.7rem;letter-spacing:-.045em}
h3{font-size:.78rem;letter-spacing:.09em;color:var(--muted)}
.page-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:28px}
.page-heading h1{font-size:2.3rem;line-height:1.2;letter-spacing:-.05em;margin:5px 0 8px;font-weight:700}
.page-heading p{color:var(--muted);margin:0}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--accent)}
.semester-link{border:1px solid var(--line);background:var(--card);padding:10px 16px;border-radius:8px;color:var(--ink);font-size:.85rem;text-decoration:none;white-space:nowrap}
.metrics{gap:0;border:1px solid var(--line);background:var(--card);border-radius:12px;overflow:hidden;margin:24px 0 22px}
.metric{border:0;border-right:1px solid var(--line);border-radius:0;box-shadow:none;padding:22px 24px;display:flex;flex-direction:column-reverse;gap:9px}
.metric:last-child{border-right:0}.metric .mv{color:var(--ink);font-size:1.9rem;font-weight:650}.metric .ml{font-size:.7rem;letter-spacing:.075em}
.twocol{grid-template-columns:minmax(0,1fr) 270px;gap:30px}
.card,.q,.cal,.streakbox{border-radius:10px;backdrop-filter:none}
.card{padding:21px 23px;margin:10px 0;transition:border-color .15s,box-shadow .15s}
.card:hover{transform:none;box-shadow:0 4px 18px rgba(24,44,78,.07)}
.card .title{font-size:.95rem;letter-spacing:.005em}.card .sub{font-size:.8rem;margin-top:7px}
.bar{height:4px;background:var(--line);margin-top:14px}.bar>div{background:var(--accent)}
.pct{font-size:.8rem}.btn,.rescard button{border-radius:8px;font-size:.9rem;padding:11px 19px}
.btn{display:inline-block;text-decoration:none}.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid #82aaff;outline-offset:4px}
.callout{background:var(--glow);border-left:3px solid var(--accent);border-radius:8px;padding:20px}
.badge{border-radius:5px;font-size:.7rem;letter-spacing:.045em;padding:5px 10px}
.empty{font-size:.88rem;line-height:1.7}
.welcome-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:64px;align-items:center;min-height:65vh}
.welcome-copy h1{font-size:clamp(2.4rem,4vw,3.8rem);letter-spacing:-.055em;line-height:1.08;margin:18px 0 24px;max-width:600px}
.welcome-copy p{font-size:1.05rem;color:var(--muted);max-width:470px;line-height:1.8}
.welcome-details{border-top:1px solid var(--line);margin-top:35px;padding-top:22px;font-size:.85rem;color:var(--muted)}
.welcome-form{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:32px;box-shadow:var(--shadow)}
.welcome-form h2{margin:0 0 12px;border:0;font-size:1.5rem}.welcome-form label{display:block;font-size:.85rem;font-weight:600;margin:18px 0 6px}
.welcome-form input,.welcome-form select{width:100%;background:var(--bg);border-radius:7px;min-height:46px}.welcome-form .btn{width:100%;margin-top:23px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.storage-note{font-size:.78rem;line-height:1.6;color:var(--muted);margin:16px 0 0}
.welcome-form .returning{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);font-size:.85rem}
.welcome-form .returning a{color:var(--accent)}
@media(min-width:1000px){main[data-view='all']{max-width:1150px}main[data-view='course'] .card{padding:22px 26px}}
@media(max-width:1000px){.sidebar{width:76px;padding:26px 13px}.sidebar .brand b,.sidebar .brand small,.sidebar #nav a span:not(.nav-icon),.profilepill{display:none}#nav a{justify-content:center;padding:12px 6px}.twocol{grid-template-columns:1fr}.welcome-grid{gap:28px}.welcome-form{padding:24px}main{padding:28px 24px}}
@media(max-width:650px){.shell{display:block}.sidebar{position:relative;width:100%!important;height:auto;min-height:0;padding:14px 18px;gap:16px}.brand a{gap:9px}.sidebar .brand b{display:block}.sidebar .brand small{display:none}.brand-mark{width:29px;height:30px;font-size:23px}#nav{flex-direction:row;overflow-x:auto;gap:5px}#nav a{flex-shrink:0;gap:6px;padding:8px;font-size:.8rem}.sidebar #nav a span:not(.nav-icon){display:inline}.sbgrip{display:none}header{position:relative;min-height:58px;padding:12px 18px}main{padding:25px 18px 60px}.page-heading{align-items:flex-start;flex-direction:column;gap:14px}.page-heading h1{font-size:1.9rem}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.metric{padding:18px;border-bottom:1px solid var(--line)}.metric:nth-child(2){border-right:0}.metric:nth-child(n+3){border-bottom:0}.welcome-grid{grid-template-columns:1fr;gap:28px;min-height:0}.welcome-copy h1{font-size:2.5rem}.welcome-details{display:none}.welcome-copy p{font-size:.95rem}.card{padding:18px 15px}.rescard{flex-wrap:wrap}.rescard .title{overflow-wrap:anywhere}.semester-link{white-space:normal}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}