/* Human Seal portal: the signed-in app. Its own stylesheet (the public site's hs.css is for marketing pages). Follows the system light or dark setting; no browser storage. */
:root{
  --bg:#f3f5fa;--panel:#fff;--ink:#0f1728;--tx:#2a3548;--mute:#566276;--line:#e2e7f0;--soft:#eef2f9;
  --brand:#2b3a8f;--btn:#2b3a8f;--btnh:#22307a;--link:#2b3a8f;--cy:#33d6e8;--gr:#57e39b;
  --ok:#0f7a43;--okbg:#e7f7ee;--bad:#b3261e;--badbg:#fdecea;--warn:#8a5a00;--warnbg:#fff4dc;
  --side:#0c1430;--side2:#141e42;--sidetx:#c4cee9;--sideln:#22305e;
  --code:#0c1430;--codetx:#dbe4ff;--shadow:0 1px 2px rgba(15,23,40,.06),0 6px 20px rgba(15,23,40,.06);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;--r:14px;color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0a0f21;--panel:#111a35;--ink:#eef2ff;--tx:#ccd5ee;--mute:#9aa6c2;--line:#233058;--soft:#17203f;
  --brand:#9db8ff;--btn:#4a5fe0;--btnh:#5a6ee8;--link:#9db8ff;
  --ok:#5bd894;--okbg:#0f2e21;--bad:#ff8f86;--badbg:#3a1614;--warn:#f0c26a;--warnbg:#33290f;
  --side:#070b1c;--side2:#0f1733;--sideln:#1b2750;--code:#070b1c;--shadow:0 1px 2px rgba(0,0,0,.4);color-scheme:dark;}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.6 -apple-system,"Segoe UI",Helvetica,Arial,sans-serif}
h1,h2,h3,h4{color:var(--ink);letter-spacing:-.01em;line-height:1.25;margin:0}
h1{font-size:clamp(1.5rem,1.1rem + 1.6vw,2rem)}h2{font-size:1.2rem}h3{font-size:1.02rem}
p{margin:0 0 .8em}a{color:var(--link)}
:focus-visible{outline:3px solid var(--cy);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}
.skip{position:absolute;left:-999px;top:8px;background:var(--btn);color:#fff;padding:10px 14px;border-radius:8px;z-index:100}.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ic{display:inline-flex;width:20px;height:20px;flex:none}.ic svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
button{font:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:10px;border:1px solid var(--btn);background:var(--btn);color:#fff;font-weight:700;font-size:15px;cursor:pointer;text-decoration:none;transition:background .15s}
.btn:hover{background:var(--btnh)}.btn:disabled{opacity:.55;cursor:default}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}.btn.ghost:hover{background:var(--soft)}
.btn.danger{background:transparent;color:var(--bad);border-color:var(--bad)}.btn.danger:hover{background:var(--badbg)}
.btn.solid-danger{background:var(--bad);border-color:var(--bad);color:#fff}
.btn.sm{min-height:36px;padding:0 12px;font-size:14px}
label{display:block;font-weight:600;color:var(--ink);font-size:14px;margin:14px 0 6px}
input[type=text],input[type=email],input[type=search],textarea{width:100%;font:inherit;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:11px 13px;min-height:46px}
input:hover,textarea:hover{border-color:var(--mute)}textarea{min-height:170px;resize:vertical;line-height:1.55}
.hint{color:var(--mute);font-size:14px;margin:6px 0 0}
.msg{min-height:1.4em;margin:10px 0 0;font-size:15px}.msg.err{color:var(--bad)}.msg.ok{color:var(--ok)}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--soft);color:var(--mute)}
.chip.ok{background:var(--okbg);color:var(--ok)}.chip.warn{background:var(--warnbg);color:var(--warn)}.chip.bad{background:var(--badbg);color:var(--bad)}
.eyebrow{font:700 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mute);margin:0 0 10px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.card>h2,.card>h3{margin-bottom:10px}
.bar{height:8px;border-radius:99px;background:var(--soft);overflow:hidden}.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--cy),var(--gr));border-radius:99px;transition:width .35s}
.dark-on-fill{color:#fff}

/* ---------- sign in ---------- */
.auth{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr)}
.auth-brand{background:radial-gradient(1000px 500px at 0% 0%,#1d2f7a 0%,transparent 60%),radial-gradient(700px 500px at 100% 100%,#0e5a66 0%,transparent 55%),#0a1230;color:#dfe7ff;padding:clamp(24px,5vw,64px);display:flex;flex-direction:column;justify-content:space-between;gap:36px}
.brand{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none;font-weight:800;font-size:19px}.brand svg{width:34px;height:34px}.brand span{color:#8fd8e4;font-weight:600}
.auth-brand h1{color:#fff;font-size:clamp(1.7rem,1.2rem + 2vw,2.6rem);max-width:17ch}
.auth-brand p.lede{margin-top:14px;font-size:18px;color:#b8c5ea;max-width:44ch}
.auth-brand ul{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:14px;max-width:46ch}
.auth-brand li{display:flex;gap:12px;align-items:flex-start;color:#dfe7ff}.auth-brand li .ic{color:var(--gr);margin-top:3px}
.auth-brand small{color:#8fa0cf}
.auth-form{display:flex;align-items:center;justify-content:center;padding:clamp(20px,5vw,56px);background:var(--bg)}
.auth-card{width:100%;max-width:440px}
.auth-card h2{font-size:1.5rem;margin-bottom:6px}
.auth-card .card{margin-top:22px}
.auth-note{margin-top:20px;font-size:14px;color:var(--mute)}
.stepdots{display:flex;gap:6px;margin:0 0 14px}.stepdots i{width:28px;height:4px;border-radius:9px;background:var(--line)}.stepdots i.on{background:var(--btn)}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--mute);font-size:14px;text-decoration:none;margin-bottom:20px}.back:hover{color:var(--ink)}
.linkbtn{background:none;border:0;color:var(--link);font-weight:600;cursor:pointer;padding:6px 0;min-height:36px}
#boot{min-height:100vh;display:grid;place-items:center;color:var(--mute)}
.spin{width:28px;height:28px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--btn);animation:sp .8s linear infinite;margin:0 auto 10px}@keyframes sp{to{transform:rotate(360deg)}}

/* ---------- shell ---------- */
.app{display:grid;grid-template-columns:264px minmax(0,1fr);min-height:100vh}
.side{background:linear-gradient(180deg,var(--side),var(--side2));color:var(--sidetx);position:sticky;top:0;height:100vh;overflow:auto;display:flex;flex-direction:column;padding:18px 14px;z-index:40}
.side .brand{color:#fff;padding:2px 8px 18px;font-size:17px}
.side nav{display:grid;gap:3px}
.side nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 12px;border-radius:10px;color:var(--sidetx);text-decoration:none;font-weight:600;font-size:15px}
.side nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.side nav a[aria-current=page]{background:rgba(51,214,232,.14);color:#fff;box-shadow:inset 3px 0 0 var(--cy)}
.side .mini{margin:22px 8px 0;padding:14px;border:1px solid var(--sideln);border-radius:12px;background:rgba(255,255,255,.03)}
.side .mini b{display:block;color:#fff;font-size:14px;margin-bottom:8px}.side .mini .bar{background:rgba(255,255,255,.12)}.side .mini small{display:block;margin-top:8px;color:#9fb0dd}
.side .foot{margin-top:auto;padding-top:18px;display:grid;grid-template-columns:minmax(0,1fr);gap:8px}
.side .foot a.ext{color:#9fb0dd;font-size:14px;text-decoration:none;padding:6px 12px}.side .foot a.ext:hover{color:#fff}
.who{display:flex;min-width:0;align-items:center;gap:10px;padding:10px;border:1px solid var(--sideln);border-radius:12px;background:rgba(255,255,255,.03)}
.who .t{min-width:0;flex:1}.who .t b{display:block;color:#fff;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.who .t small{display:block;color:#9fb0dd;font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.who button{background:none;border:0;color:#c4cee9;cursor:pointer;min-width:40px;min-height:40px;border-radius:8px}.who button:hover{background:rgba(255,255,255,.1);color:#fff}
.av{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--cy),var(--gr));color:#06212a;font-weight:800;font-size:14px;flex:none}
.col{min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;min-height:64px;padding:8px clamp(16px,3vw,32px);background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar .crumb{font-weight:700;color:var(--ink);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.menubtn{display:none;background:var(--panel);border:1px solid var(--line);border-radius:10px;min-width:44px;min-height:44px;color:var(--ink);cursor:pointer;align-items:center;justify-content:center}
.ring{display:flex;align-items:center;gap:10px;color:var(--mute);font-size:14px;text-decoration:none}.ring svg{width:38px;height:38px;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:3.4}.ring .tr{stroke:var(--line)}.ring .pg{stroke:var(--gr);stroke-linecap:round;transition:stroke-dasharray .4s}
.ring b{color:var(--ink);font-size:14px}
main h1:focus,main h1:focus-visible{outline:none}
main{padding:clamp(18px,3vw,36px) clamp(16px,3vw,32px) 64px;width:100%;max-width:1240px;margin:0 auto;outline:0}
main>h1{margin-bottom:6px}main>.sub{color:var(--mute);margin-bottom:24px;max-width:70ch}
.scrim{position:fixed;inset:0;background:rgba(5,9,25,.55);z-index:35}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:11px 18px;border-radius:10px;font-weight:600;font-size:15px;z-index:60;max-width:calc(100vw - 32px);box-shadow:0 8px 30px rgba(0,0,0,.3)}
.toast.err{background:var(--bad);color:#fff}

/* ---------- dashboard ---------- */
.hero{position:relative;overflow:hidden;border-radius:18px;padding:clamp(20px,3.5vw,34px);color:#dfe7ff;background:radial-gradient(700px 300px at 100% 0%,#1d6f7c 0%,transparent 60%),linear-gradient(135deg,#131f5c,#0a1230);box-shadow:var(--shadow);margin-bottom:22px}
.hero .eyebrow{color:#8fd8e4}.hero h2{color:#fff;font-size:clamp(1.25rem,1rem + 1vw,1.7rem);margin-bottom:8px;max-width:30ch}.hero p{color:#b8c5ea;max-width:60ch}
.hero .bar{background:rgba(255,255,255,.16);max-width:420px;margin:16px 0 4px}.hero small{color:#9fb0dd}
.hero .btn{background:#fff;color:#0f1a4d;border-color:#fff;margin-top:14px}.hero .btn:hover{background:#e6eeff}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:22px}
.stat{padding:16px 18px}.stat .k{font-size:13px;color:var(--mute);font-weight:600}.stat .v{font-size:1.7rem;font-weight:800;color:var(--ink);line-height:1.2;margin-top:4px}.stat .v small{font-size:.95rem;color:var(--mute);font-weight:600}
.grid2{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:18px;align-items:start}
.path{list-style:none;margin:0;padding:0;position:relative}
.path li{display:flex;gap:14px;padding:12px 0;position:relative}
.path li+li:before{content:"";position:absolute;left:15px;top:-12px;height:24px;width:2px;background:var(--line)}
.dot{width:32px;height:32px;border-radius:50%;flex:none;display:grid;place-items:center;border:2px solid var(--line);background:var(--panel);color:var(--mute);font-weight:800;font-size:13px}
.dot .ic{width:16px;height:16px}
li.done .dot{background:var(--ok);border-color:var(--ok);color:#fff}li.cur .dot{border-color:var(--btn);color:var(--btn)}
.path .body{min-width:0;flex:1}.path .body b{color:var(--ink);display:block}.path .body span{color:var(--mute);font-size:14.5px;display:block}
.path .act{margin-top:8px}
.qlinks{display:grid;gap:10px}
.qlink{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:12px;color:var(--ink);text-decoration:none;font-weight:600;background:var(--panel)}
.qlink:hover{border-color:var(--btn)}.qlink .ic{color:var(--brand)}.qlink small{display:block;color:var(--mute);font-weight:400;font-size:13.5px}

/* ---------- course overview ---------- */
.chead{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start;margin-bottom:22px}
.cbanner{border-radius:18px;padding:clamp(20px,3.5vw,34px);color:#dfe7ff;background:radial-gradient(600px 300px at 100% 0%,#1d6f7c 0%,transparent 60%),linear-gradient(135deg,#131f5c,#0a1230)}
.cbanner h1{color:#fff;margin-bottom:10px}.cbanner p{color:#b8c5ea;max-width:60ch}
.metas{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.cbanner .metas .chip{background:rgba(255,255,255,.14);color:#e6eeff}
.checks{list-style:none;padding:0;margin:0;display:grid;gap:10px}.checks li{display:flex;gap:10px;align-items:flex-start}.checks .ic{color:var(--ok);margin-top:3px}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px}
.crow{display:flex;align-items:center;gap:14px;padding:14px 4px;border-top:1px solid var(--line);color:inherit;text-decoration:none}.crow:first-child{border-top:0}
.crow:hover .ct{color:var(--link)}.crow .ct{font-weight:700;color:var(--ink)}.crow .cs{display:block;color:var(--mute);font-size:14.5px}
.crow .num{width:34px;height:34px;border-radius:50%;background:var(--soft);display:grid;place-items:center;font-weight:800;color:var(--mute);flex:none}
.crow.done .num{background:var(--ok);color:#fff}.crow .mins{color:var(--mute);font-size:13.5px;white-space:nowrap}.crow .grow{flex:1;min-width:0}

/* ---------- lesson player ---------- */
.player{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px;align-items:start}
.lhead{margin-bottom:14px}.lhead .crumbs{font-size:14px;color:var(--mute);margin-bottom:8px}.lhead .crumbs a{color:var(--mute)}
.lhead h1{margin-bottom:6px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:16px 0 0}
.tabs button{background:none;border:0;border-bottom:3px solid transparent;padding:10px 14px;min-height:44px;color:var(--mute);font-weight:700;cursor:pointer;margin-bottom:-1px}
.tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--btn)}
.lessonbox{background:var(--panel);border:1px solid var(--line);border-top:0;border-radius:0 0 var(--r) var(--r);padding:clamp(18px,3vw,30px)}
.prose{max-width:74ch;font-size:16.5px}
.prose h3{margin:1.5em 0 .5em;font-size:1.1rem}.prose h2{display:none}
.prose ul.clean,.prose ol.steps{padding-left:1.25em;margin:.6em 0 1em}.prose li{margin:.45em 0}
.prose .box{border-left:4px solid var(--cy);background:var(--soft);padding:12px 16px;border-radius:10px;margin:1.1em 0}
.prose code{font-family:var(--mono);font-size:.9em;background:var(--soft);padding:1px 6px;border-radius:5px}
.prose pre{background:var(--code);color:var(--codetx);padding:14px 16px;border-radius:10px;overflow:auto;font:13.5px/1.6 var(--mono);max-width:100%}.prose pre .c{color:#7f8db3}
.prose a{text-decoration:underline;text-underline-offset:2px}
.q,.spot{border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:18px 0;background:var(--panel)}
.q:before{content:"Knowledge check";display:block;font:700 11.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mute);margin-bottom:10px}
.q p{margin:0 0 6px}.q label{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:16px;color:var(--tx);margin:6px 0;padding:10px 12px;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.q label:hover{border-color:var(--btn)}.q input{width:auto;margin-top:5px;accent-color:var(--btn)}
.q .fb{margin:12px 0 0;font-weight:700;min-height:1.2em}.q .fb.ok{color:var(--ok)}.q .fb.no{color:var(--bad)}.q .why,.spot .why{margin:6px 0 0;color:var(--tx);font-size:15.5px}
.q button,.spot button{font-size:15px;padding:0 16px;border-radius:10px;border:1px solid var(--line);background:var(--panel);color:var(--ink);font-weight:700;cursor:pointer;min-height:44px;margin-top:8px}
.q button:hover,.spot button:hover{background:var(--soft)}
.spot h4{margin:0 0 8px;font-size:1.02rem}.spot dl{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;margin:6px 0 10px;font-size:15px}.spot dt{color:var(--mute)}.spot dd{margin:0;overflow-wrap:anywhere}
.spot .flag{color:var(--warn);background:var(--warnbg);padding:6px 10px;border-radius:8px;font-size:14px;margin:0 0 10px}.spot .row{display:flex;gap:10px;flex-wrap:wrap}
.spot .res{margin:10px 0 0;font-weight:700}.spot .res.ok{color:var(--ok)}.spot .res.no{color:var(--bad)}
.spot button.decide[data-d=approve]{border-color:var(--ok);color:var(--ok)}.spot button.decide[data-d=refuse]{border-color:var(--bad);color:var(--bad)}.spot button:disabled{opacity:.6;cursor:default}
.score{font-weight:700;color:var(--ink);margin:18px 0}
.lfoot{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.lfoot .grp{display:flex;gap:10px;flex-wrap:wrap}
.curr{position:sticky;top:78px;padding:0;overflow:hidden}
.curr summary{list-style:none;cursor:pointer;padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:800;color:var(--ink);min-height:56px}
.curr summary::-webkit-details-marker{display:none}
.curr .cbody{border-top:1px solid var(--line)}
.curr .prog{padding:12px 18px;font-size:14px;color:var(--mute);border-bottom:1px solid var(--line)}.curr .prog .bar{margin-top:8px}
.citem{display:flex;gap:10px;align-items:flex-start;padding:12px 14px 12px 12px;border-bottom:1px solid var(--line)}.citem:last-child{border-bottom:0}
.citem.cur{background:var(--soft);box-shadow:inset 3px 0 0 var(--btn)}
.citem .tick{flex:none;width:28px;height:28px;border-radius:8px;border:2px solid var(--mute);background:var(--panel);color:#fff;display:grid;place-items:center;cursor:pointer;padding:0}
.citem .tick .ic{width:15px;height:15px;opacity:0}.citem.done .tick{background:var(--ok);border-color:var(--ok)}.citem.done .tick .ic{opacity:1}
.citem a{flex:1;min-width:0;color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;line-height:1.4}.citem a small{display:block;color:var(--mute);font-weight:400;font-size:13px}
.citem a:hover{color:var(--link)}
.saveline{font-size:14px;color:var(--mute);margin-top:8px;min-height:1.3em}
.win{border:1px solid var(--ok);background:var(--okbg);color:var(--ok);border-radius:12px;padding:14px 16px;margin-top:18px;font-weight:600}

/* ---------- certificate, notes, settings, help ---------- */
.cert{position:relative;padding:clamp(22px,4vw,44px);text-align:center;border-radius:18px;background:var(--panel);border:2px dashed var(--line)}
.cert.earned{border:2px solid var(--gr)}
.cert .seal{width:74px;height:74px;margin:0 auto 12px;color:var(--mute)}.cert .seal svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.cert h2{font-size:clamp(1.3rem,1rem + 1.2vw,1.8rem)}.cert .name{font-size:1.15rem;color:var(--ink);font-weight:700;margin:10px 0;overflow-wrap:anywhere}
.reqs{list-style:none;padding:0;margin:0}.reqs li{display:flex;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--line)}.reqs li:first-child{border-top:0}
.reqs .st.todo{background:transparent;border:2px solid var(--line)}.reqs .st{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--mute);flex:none}.reqs .st .ic{width:15px;height:15px}
.reqs li.ok .st{background:var(--ok);color:#fff}.reqs li .grow{flex:1;min-width:0}.reqs small{display:block;color:var(--mute)}
.nrow{display:block;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--panel);text-decoration:none;color:var(--tx);margin-bottom:12px}
.nrow:hover{border-color:var(--btn)}.nrow b{color:var(--ink);display:block;margin-bottom:4px}.nrow p{margin:0;color:var(--mute);white-space:pre-wrap;overflow-wrap:anywhere}
.empty{text-align:center;padding:34px 18px;color:var(--mute)}.empty .ic{width:38px;height:38px;color:var(--mute);margin-bottom:8px}.empty h3{color:var(--ink);margin-bottom:6px}
.sgrid{display:grid;gap:18px;max-width:780px}
.sgrid .row{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:12px 0;border-top:1px solid var(--line)}.sgrid .row:first-of-type{border-top:0}
.sgrid .row .grow{flex:1;min-width:220px}.sgrid .row b{color:var(--ink);display:block}.sgrid .row span{color:var(--mute);font-size:14.5px}
.danger-card{border-color:var(--bad)}.danger-card h2{color:var(--bad)}
.sure{margin-top:12px;padding:14px;border-radius:10px;background:var(--badbg)}
.ro{background:var(--soft);color:var(--mute);border:1px solid var(--line);border-radius:10px;padding:11px 13px;overflow-wrap:anywhere}
.faq{max-width:780px}.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
.faq summary{cursor:pointer;padding:15px 18px;font-weight:700;color:var(--ink);min-height:52px;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-size:20px;color:var(--mute)}.faq details[open] summary:after{content:"\2212"}.faq details p{padding:0 18px 4px;margin:0 0 14px;color:var(--tx)}
.foot-legal{margin-top:36px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--mute)}

/* ---------- responsive ---------- */
@media (max-width:1100px){.player{grid-template-columns:minmax(0,1fr)}.curr{position:static;order:-1}.chead{grid-template-columns:minmax(0,1fr)}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1101px){.curr summary{pointer-events:none}.curr summary .ic{display:none}}
@media (max-width:900px){
  .auth{grid-template-columns:minmax(0,1fr)}.auth-brand{padding:22px 20px;gap:18px}.auth-brand ul,.auth-brand p.lede,.auth-brand small{display:none}.auth-brand h1{font-size:1.5rem;max-width:none}
  .app{grid-template-columns:minmax(0,1fr)}
  .side{position:fixed;left:0;top:0;bottom:0;width:min(300px,86vw);transform:translateX(-102%);visibility:hidden;transition:transform .25s,visibility .25s;box-shadow:0 0 40px rgba(0,0,0,.4)}
  .side.open{transform:none;visibility:visible}
  .menubtn{display:inline-flex}.ring span{display:none}
  .grid2,.two{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:520px){.stats{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}.stat{padding:14px}.stat .v{font-size:1.4rem}.lfoot .grp,.lfoot .btn{width:100%}.lfoot .grp .btn{flex:1}.spot dl{grid-template-columns:1fr}.spot dt{margin-top:6px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media print{.side,.topbar,.lfoot{display:none}.app{display:block}}

/* ---------- assessment and certificate ---------- */
.qcard{margin:14px 0;border:1px solid var(--line);max-width:760px}.qcard legend{font-weight:700;color:var(--ink);font-size:1.08rem;line-height:1.45;padding:0 6px;float:left;width:100%;margin-bottom:12px}.qcard legend+*{clear:both}
label.opt{display:flex;gap:12px;align-items:flex-start;font-weight:400;font-size:16px;color:var(--tx);margin:8px 0;padding:14px;border:1px solid var(--line);border-radius:12px;cursor:pointer;min-height:52px}
label.opt:hover{border-color:var(--btn)}label.opt:has(input:checked){border-color:var(--btn);background:var(--soft)}label.opt input{width:auto;margin-top:4px;accent-color:var(--btn)}
.certgrid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}
@media (max-width:900px){.certgrid{grid-template-columns:minmax(0,1fr)}}
@media print{body.print-cert .side,body.print-cert .topbar,body.print-cert main>h1,body.print-cert main>.sub,body.print-cert .sideCol,body.print-cert .scrim{display:none!important}
  body.print-cert .app{display:block}body.print-cert .cert{border:3px solid #0f1836;box-shadow:none;color:#000}body.print-cert{background:#fff}}
@media print{.noprint{display:none!important}}

/* ---------- practice questions and the admin view ---------- */
.cstat{margin:10px 0 0;font-size:14px;color:var(--mute);min-height:1.2em}.cstat.ok{color:var(--ok);font-weight:600}
.frow{display:grid;grid-template-columns:minmax(70px,120px) minmax(0,1fr) auto;gap:10px;align-items:center;margin:8px 0;font-size:14.5px}.frow .fl{color:var(--tx)}
.fbar{height:10px;border-radius:99px;background:var(--soft);overflow:hidden;display:block}.fbar i{display:block;height:100%;background:linear-gradient(90deg,var(--cy),var(--gr));border-radius:99px}.frow .fn{color:var(--mute);white-space:nowrap}
.hq{padding:10px 0;border-top:1px solid var(--line)}.hq .hqt{font-size:14.5px;color:var(--ink);margin-bottom:4px}.hq .frow{grid-template-columns:0 minmax(0,1fr) auto;margin:0}
.kv{display:grid;gap:0}.kv>div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--line)}.kv>div:first-child{border-top:0}.kv span{color:var(--mute)}.kv b{color:var(--ink)}
@media (max-width:520px){.frow{grid-template-columns:70px minmax(0,1fr);}.frow .fn{grid-column:1 / -1}.hq .frow{grid-template-columns:minmax(0,1fr)}}

.row.dev{align-items:center}.row.dev .btn{white-space:nowrap}
#emailChange input{max-width:420px}

/* ---------- batch 3: welcome, news, search, glossary, feedback, summary ---------- */
.welcome{margin-bottom:22px;border-color:var(--btn)}.wsteps{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:10px}.wsteps li{display:flex;gap:12px;align-items:flex-start}
.wn{width:28px;height:28px;border-radius:50%;background:var(--btn);color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px;flex:none}
.news{padding:10px 0;border-top:1px solid var(--line)}.news:first-of-type{border-top:0}.news small{color:var(--mute);display:block}.news b{color:var(--ink);display:block}.news p{margin:2px 0 0;font-size:14.5px}
.search{display:flex;gap:8px;align-items:center;margin:0}.search input{min-height:40px;width:clamp(140px,20vw,260px);padding:6px 12px}.search.big{max-width:820px;margin-top:6px}.search.big input{flex:1;width:auto;min-height:46px}
dl.gloss{margin:0}dl.gloss dt{font-weight:700;color:var(--ink);margin-top:16px}dl.gloss dt:first-child{margin-top:0}dl.gloss dd{margin:2px 0 0;color:var(--tx)}
.gres{padding:8px 0;border-top:1px solid var(--line)}.gres:first-of-type{border-top:0}.gres b{color:var(--ink)}.gres p{margin:2px 0 4px}.srow{display:block;padding:12px 0;border-top:1px solid var(--line);color:var(--tx);text-decoration:none}.srow:first-of-type{border-top:0}.srow b{color:var(--ink)}.srow p{margin:4px 0 0;color:var(--mute);font-size:14.5px}
mark{background:#ffe58a;color:#1a1a1a;padding:0 2px;border-radius:3px}
.takeaways{border:1px solid var(--line);border-left:4px solid var(--cy);border-radius:12px;padding:12px 18px;margin:22px 0;background:var(--soft)}.takeaways h3{margin:0 0 6px!important;font-size:1rem}.takeaways ul{margin:6px 0 4px;padding-left:1.2em}.takeaways li{margin:5px 0}
.fbk{margin:22px 0}.fbk .btn[aria-pressed=true]{background:var(--btn);color:#fff;border-color:var(--btn)}
label.chk{display:flex;gap:12px;align-items:flex-start;font-weight:400;font-size:15.5px;color:var(--tx);margin:10px 0;cursor:pointer}label.chk input{width:auto;margin-top:5px;accent-color:var(--btn)}
@media (max-width:700px){.topbar .search{display:none}}
@media print{body.print-sum .side,body.print-sum .topbar,body.print-sum main>h1,body.print-sum main>.sub,body.print-sum main>div:first-of-type{display:none!important}body.print-sum .app{display:block}body.print-sum .sumdoc{border:0;box-shadow:none;max-width:none}body.print-sum{background:#fff}}

.or{display:flex;align-items:center;gap:12px;margin:18px 0 12px;color:var(--mute);font-size:13px}.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}
.pk{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:12px 0;border-top:1px solid var(--line)}.pk .grow{flex:1;min-width:200px}.pk b{color:var(--ink);display:block}.pk span{color:var(--mute);font-size:14.5px}