/* Course pages and Course Admin. Base styles are in base.css, built from the lesson theme. */
body{margin:0}
main{margin:0 auto}
.screen{display:none}.screen.on{display:block}
.top{z-index:40;display:flex;align-items:center;gap:16px;min-height:56px;padding:0 20px;background:#fff;border-bottom:1px solid var(--line);font-size:14px}
.brand{font-weight:600;color:var(--ink)}
.top .spacer{flex:1}
.switch{display:inline-flex;background:var(--panel);border-radius:8px;padding:3px}
.switch span{padding:4px 12px;border-radius:6px;color:var(--t2)}
.switch .on{background:#fff;color:var(--ink);box-shadow:0 0 0 1px var(--line)}
.allow{display:flex;align-items:center;gap:8px;color:var(--t2)}
.meter{width:72px;height:6px;border-radius:3px;background:var(--panel);overflow:hidden;display:inline-block}
.meter i{display:block;height:100%;background:var(--s5)}
.narrow{max-width:420px;margin:72px auto;padding:0 24px}
.narrow h1{font-size:32px}
.field{display:block;margin:0 0 16px;font-size:15px;color:var(--t2)}
.field input{display:block;width:100%;box-sizing:border-box;margin-top:6px;padding:10px 12px;font:inherit;color:var(--ink);border:1px solid var(--line-strong);border-radius:8px}
.btn{all:unset;cursor:pointer;display:inline-block;padding:10px 18px;border-radius:8px;background:var(--accent);color:#fff;font-weight:500;font-size:16px}
.btn.quiet{background:none;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line-strong);font-size:14px;padding:6px 12px}
.fine{font-size:14px;line-height:1.5;color:var(--t2)}
.wrap{max-width:728px;margin:0 auto;padding:48px 24px 96px}
.lessons{list-style:none;margin:24px 0 0;padding:0;border-top:1px solid var(--line)}
.lessons li{display:flex;gap:12px;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line);color:var(--t3);font-size:16px}
.lessons li.live{color:var(--ink);font-weight:500}
.prog{height:8px;border-radius:4px;background:var(--panel);overflow:hidden;margin:8px 0 4px}
.prog i{display:block;height:100%;background:var(--s3)}
.lesson-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,728px) minmax(0,1fr);}
.lesson-grid>.col{grid-column:2;padding:48px 24px 96px;min-width:0}
.rail{grid-column:3;padding:0 16px;min-width:0}
.player{position:relative;display:flex;align-items:center;gap:14px;width:100%;box-sizing:border-box;margin:0 0 28px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;text-align:left;font:inherit;font-size:15px;color:var(--ink)}
.player .play{flex:none;width:36px;height:36px;border-radius:50%;background:var(--accent);position:relative}
.player .play:after{content:"";position:absolute;left:14px;top:11px;border-style:solid;border-width:7px 0 7px 11px;border-color:transparent transparent transparent #fff}
.player small{display:block;color:var(--t2);font-size:13px}
.frame{aspect-ratio:16/9;margin:0 0 28px;border-radius:12px;background:#141414;color:rgba(255,255,255,.8);display:flex;align-items:center;justify-content:center;font-size:14px;text-align:center;padding:16px;box-sizing:border-box}
.thread{border:1px solid var(--line);border-radius:12px;padding:14px;background:#fff;font-size:14px;line-height:1.5;margin-bottom:16px}
.thread .who{font-size:12px;color:var(--t2);margin:0 0 2px}
.thread p{margin:0 0 12px}
.thread .anchor{border-left:2px solid var(--accent);padding-left:8px;color:var(--t2);margin-bottom:12px}
.thread .acts{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.mark{background:var(--accent-soft)}
.fbx{margin-top:12px;font-size:16px}
.fbx.bad{color:var(--t1)}
.tag{display:inline-block;padding:1px 7px;border-radius:5px;font-size:12px;background:var(--tint-grey);color:var(--t2);vertical-align:1px}
.tag.real{background:var(--good-soft);color:var(--good)}
.tag.passed{background:var(--tint-amber);color:var(--warn)}
.states{display:grid;gap:16px}
.adm{display:grid;grid-template-columns:230px minmax(0,1fr);min-height:calc(100vh - 100px)}
.adm nav{border-right:1px solid var(--line);padding:20px 12px;font-size:15px}
.adm nav button{all:unset;display:block;white-space:nowrap;box-sizing:border-box;width:100%;padding:7px 10px;border-radius:7px;cursor:pointer;color:var(--t2)}
.adm nav button.on{background:var(--panel);color:var(--ink)}
.adm .body{padding:32px 28px 80px;min-width:0;max-width:1000px}
.sbanner{margin:20px 0 24px;padding:10px 14px;border-radius:8px;background:var(--tint-amber);font-size:14px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.sbanner label{margin-left:auto;color:var(--t2)}
.adm h1{font-size:30px;margin:0 0 6px}.adm h2{font-size:20px;margin:32px 0 10px}
.cards4{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:20px 0}
.card4{border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.card4 .k{font-size:13px;color:var(--t2)}.card4 .v{font-size:24px;font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}.card4 .s{font-size:13px;color:var(--t2)}
.tbl{overflow-x:auto}
table.t{width:100%;border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums}
table.t th{text-align:left;font-weight:500;color:var(--t2);padding:8px 10px;border-bottom:1px solid var(--line-strong);white-space:nowrap}
table.t td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top}
table.t td.n,table.t th.n{text-align:right}
table.t tr.clk{cursor:pointer}table.t tr.clk:hover{background:var(--panel)}
.bar{display:inline-block;width:90px;height:7px;border-radius:4px;background:var(--panel);overflow:hidden;margin-right:8px;vertical-align:1px}
.bar i{display:block;height:100%;background:var(--s3)}
.bar.low i{background:var(--warn)}
.detail{border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:16px 0;font-size:15px}
.detail h3{margin:0 0 8px;font-size:17px}
.detail ul{margin:0;padding-left:18px}
.q1{border-bottom:1px solid var(--line);padding:12px 0;font-size:15px}
.q1 .m{font-size:13px;color:var(--t2)}
.lim{display:grid;grid-template-columns:1fr auto;gap:10px 16px;align-items:center;max-width:560px;font-size:15px}
.lim input{width:90px;padding:6px 8px;font:inherit;border:1px solid var(--line-strong);border-radius:6px}
@media(max-width:1180px){.lesson-grid{display:block}.lesson-grid>.col{padding-bottom:24px}.rail{padding:0 24px 64px;max-width:680px;margin:0 auto}}
@media(max-width:760px){.adm{display:block}.adm nav{display:flex;gap:4px;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line);padding:8px 12px}.adm nav button{width:auto;white-space:nowrap}.bar{display:none}table.t td,table.t th{padding:8px 6px}.adm .body{padding:24px 16px 60px}.top{gap:10px;padding:0 12px;flex-wrap:wrap}.allow .txt{display:none}}

.qc{border-bottom:1px solid var(--line);padding:12px 0;font-size:15px}
.qc summary{cursor:pointer}.qc .m{font-size:13px;color:var(--t2);margin-top:2px}
.qc .who{font-size:12px;color:var(--t2);margin:12px 0 2px}.qc p{margin:0 0 8px}
.qc textarea,.detail textarea{display:block;width:100%;box-sizing:border-box;margin:10px 0 8px;padding:8px 10px;font:inherit;border:1px solid var(--line-strong);border-radius:8px}
.qc label{display:block;margin-bottom:10px}
.acts{display:flex;gap:8px;flex-wrap:wrap}
.detail h4{margin:16px 0 6px;font-size:14px;font-weight:600}.detail .qc:last-of-type{border-bottom:0}
.filters{display:flex;gap:8px;margin:12px 0}.clk{cursor:pointer}.sent{color:var(--good);margin:0}

.top{position:static}.mockbar{position:static}

/* Inbox */
.adm .body:has(.inbox){max-width:none;padding:0}
.inbox{display:grid;grid-template-columns:340px minmax(0,1fr);height:calc(100vh - 93px);min-height:560px}
.ilist{border-right:1px solid var(--line);overflow-y:auto}
.ihead{padding:20px 16px 10px;position:sticky;top:0;background:#fff;z-index:2;border-bottom:1px solid var(--line)}
.ihead h1{font-size:24px;margin:0 0 10px}
.itabs{display:flex;gap:4px}
.itabs button{all:unset;cursor:pointer;padding:4px 10px;border-radius:6px;font-size:13px;color:var(--t2)}
.itabs button.on{background:var(--panel);color:var(--ink)}
.irow{all:unset;box-sizing:border-box;cursor:pointer;display:flex;gap:10px;width:100%;padding:12px 16px;border-bottom:1px solid var(--line)}
.irow:hover{background:var(--panel)}.irow.on{background:var(--panel)}
.av{flex:none;width:34px;height:34px;border-radius:50%;background:var(--tint-grey);color:var(--t2);font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center}
.ib{min-width:0;flex:1;display:block}
.il1{display:flex;justify-content:space-between;gap:8px;font-size:14px}.il1 b{font-weight:600;color:var(--ink)}
.tm{font-size:12px;color:var(--t2);white-space:nowrap}
.il2{display:block;font-size:12px;color:var(--t2)}
.il3{display:block;font-size:14px;color:var(--t1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--warn);margin-right:6px;vertical-align:1px}
.ipane{display:flex;flex-direction:column;min-width:0;min-height:0}
.phead{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line);font-size:15px}
.phead b{font-weight:600}.back{all:unset;display:none;cursor:pointer;color:var(--t2);font-size:14px}
.pscroll{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px}
.pq{align-self:center;font-size:13px;color:var(--t2);background:var(--panel);padding:4px 12px;border-radius:12px;max-width:90%}
.msg{max-width:72%;align-self:flex-start}
.msg.c{align-self:flex-end}
.msg .by{font-size:12px;color:var(--t2);margin:0 0 2px 2px}
.msg.c .by{text-align:right}
.bb{padding:9px 13px;border-radius:14px;font-size:15px;line-height:1.5;background:var(--panel);color:var(--ink)}
.msg.t .bb{background:#fff;box-shadow:inset 0 0 0 1px var(--line)}
.msg.c .bb{background:#141414;color:#fff}
.comp{border-top:1px solid var(--line);padding:12px 20px}
.comp textarea{display:block;width:100%;box-sizing:border-box;padding:9px 12px;font:inherit;font-size:15px;border:1px solid var(--line-strong);border-radius:10px;resize:none;margin-bottom:8px}
.crow{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.crow label{margin:0}
.btn.send{font-size:14px;padding:7px 16px}
.detail .irow{padding:10px 0}
@media(max-width:760px){.inbox{display:block;height:auto}.inbox .ipane{display:none}.inbox.showthread .ilist{display:none}.inbox.showthread .ipane{display:flex;height:calc(100vh - 150px)}.back{display:block}.phead{flex-wrap:wrap}.msg{max-width:88%}.ilist{border-right:0}}

/* Stuck view with side panel */
.adm .body:has(.stuck){max-width:none;padding:0}
.stuck{display:grid;grid-template-columns:minmax(0,1fr) 400px;height:calc(100vh - 93px);min-height:560px}
.smain{padding:32px 28px 40px;overflow-y:auto;min-width:0}
.sside{border-left:1px solid var(--line);overflow-y:auto;background:#fff}
.sside .detail{border:0;border-radius:0;margin:0;padding:24px 20px}
.sside .detail h3{font-size:20px;margin:0 0 8px}
.sub{font-size:13px;color:var(--t2);margin-top:2px}
table.t tr.sel{background:var(--panel)}
.sside .acts{flex-direction:column;align-items:stretch}
.sside .acts .btn{text-align:center}
.sside .back{margin-bottom:12px}
@media(max-width:900px){.stuck{display:block;height:auto}.sside{display:none;border-left:0}.stuck.showside .smain{display:none}.stuck.showside .sside{display:block}.smain{padding:24px 16px}.sside .back{display:block}}
table.t tr.sel .bar{background:#fff}

/* Settings cog */
.cogwrap{position:relative;display:inline-flex}
.cog{all:unset;cursor:pointer;display:flex;padding:7px;border-radius:8px;color:var(--t2)}
.cog:hover,.cogwrap.open .cog{background:var(--panel);color:var(--ink)}
.menu{display:none;position:absolute;right:0;top:calc(100% + 6px);z-index:60;min-width:210px;padding:6px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px rgba(20,20,20,.1)}
.cogwrap.open .menu{display:block}
.mi{display:block;padding:7px 10px;border-radius:6px;font-size:14px;text-decoration:none;color:var(--ink)}
a.mi:hover{background:var(--panel)}
.mi.fine{color:var(--t2);font-size:13px;border-bottom:1px solid var(--line);border-radius:0;margin-bottom:4px}
.vtag{font-size:13px;font-weight:500;padding:3px 10px;border-radius:6px;background:var(--tint-blue);color:var(--blue-ink)}
@media(max-width:760px){.top{flex-wrap:nowrap}.top>.fine{display:none}}

/* Pink marks what you can operate, or where you are, in Course Admin */
.adm nav button.on{background:var(--tint-pink);color:var(--accent-ink);font-weight:500}
.adm nav button:hover{color:var(--accent-ink)}
.vtag{background:var(--tint-pink);color:var(--accent-ink)}
.itabs button.on{background:var(--tint-pink);color:var(--accent-ink);font-weight:500}
.irow.on{background:var(--tint-pink);box-shadow:inset 3px 0 0 var(--accent)}
.irow:hover{background:var(--tint-pink)}
.dot{background:var(--accent)}
.tag.passed{background:var(--tint-pink);color:var(--accent-ink)}
.av{background:var(--tint-pink);color:var(--accent-ink)}
table.t tr.sel{background:var(--tint-pink);box-shadow:inset 3px 0 0 var(--accent)}
table.t tr.clk:hover{background:var(--tint-pink)}
.adm a,.detail .irow b{color:inherit}
.comp textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}
.btn.quiet:hover{box-shadow:inset 0 0 0 1px var(--accent);color:var(--accent-ink)}

.tsn{font-size:13px;color:var(--t2)}
@media(max-width:760px){.tsn{display:none}}

/* Service additions */
.err{color:var(--bad);font-size:15px;margin:0 0 12px}
.empty{color:var(--t2);font-size:15px;padding:16px 0}
.notice{padding:10px 14px;border-radius:8px;background:var(--tint-pink);font-size:15px;margin:0 0 20px}
.lim .ro{font-variant-numeric:tabular-nums;font-weight:500}
.cogwrap button.mi{all:unset;display:block;box-sizing:border-box;width:100%;padding:7px 10px;border-radius:6px;font-size:14px;color:var(--ink);cursor:pointer}
.cogwrap button.mi:hover{background:var(--panel)}