/* Atlantic School of Insurance · online course · "Gold Standard" theme */
:root{
  --bg:#17181B; --bg-deep:#0C0C0E; --panel:#23252A; --panel2:#2F3238; --row:#1C1D21; --acc:#D9B44A;
  --gold:#D9B44A; --gold-soft:rgba(217,180,74,.22); --gold-line:rgba(217,180,74,.38);
  --ink:#F2F1EE; --mut:#B9BBC0; --dim:#898C93; --ok:#5CC9A7; --bad:#F29090; --warn:#F0C46A; --violet:#BDAEE6; --sky:#DDA877;
  --serif:'Fraunces',Georgia,serif; --sans:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;letter-spacing:-.01em;margin:0}
p{margin:0}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;text-align:left}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
a{color:var(--gold)}
.ic{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.hidden{display:none!important}
.mut{color:var(--mut)}
.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:700;color:var(--gold);text-transform:uppercase}
.serif{font-family:var(--serif)}

/* ---------- header ---------- */
.top{position:sticky;top:0;z-index:30;background:rgba(10,10,12,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--gold-soft)}
.top-in{max-width:1240px;margin:0 auto;padding:12px 28px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;cursor:pointer}
.brand .ic{width:36px;height:36px;color:var(--gold)}
.brand b{font-family:var(--serif);font-weight:500;font-size:19px;letter-spacing:.02em;display:block;line-height:1.15}
.brand small{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mut);font-weight:700}
.top-r{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;border:1px solid var(--gold-line);font-size:13px;font-weight:600;white-space:nowrap;background:transparent}
.chip.paused{border-color:var(--warn);color:var(--warn)}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--gold);color:#111113;display:flex;align-items:center;justify-content:center;font-weight:800;cursor:pointer}
.menu{position:fixed;z-index:60;right:28px;top:68px;background:var(--panel);border:1px solid var(--gold-line);border-radius:16px;padding:8px;min-width:220px;box-shadow:0 20px 50px rgba(0,0,0,.45)}
.menu button{display:flex;gap:10px;align-items:center;width:100%;padding:10px 12px;border-radius:10px;font-weight:600;font-size:14px}
.menu button:hover{background:var(--panel2)}
.menu .who{padding:10px 12px;border-bottom:1px solid var(--gold-soft);margin-bottom:6px}

/* ---------- layout ---------- */
.wrap{max-width:1240px;margin:0 auto;padding:40px 28px 110px}
.narrow{max-width:880px;margin:0 auto;padding:44px 24px 110px}
.panel{background:var(--panel);border:1px solid var(--gold-soft);border-radius:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;text-align:center;transition:transform .15s,filter .15s,background .15s}
.btn.gold{background:var(--gold);color:#111113}
.btn.gold:hover{filter:brightness(1.1);transform:translateY(-1px)}
.btn.line{border:1px solid var(--gold-line)}
.btn.line:hover{background:var(--gold-soft)}
.btn.sm{min-height:40px;padding:0 18px;font-size:14px}
.btn:disabled,.btn.off{opacity:.45;cursor:not-allowed;transform:none;filter:none}
.btn.danger{border:1px solid rgba(242,144,144,.6);color:var(--bad)}
.btn.danger:hover{background:rgba(242,144,144,.12)}
.back{display:inline-flex;gap:8px;align-items:center;font-weight:700;font-size:14px;color:var(--mut);padding:6px 0}
.back:hover{color:var(--ink)}
.back .ic{transform:rotate(180deg);width:18px;height:18px}

/* ---------- dashboard ---------- */
.hero{display:flex;flex-wrap:wrap;gap:44px;align-items:center;justify-content:space-between}
.hero h1{font-size:clamp(40px,6vw,66px);line-height:1.04;margin:14px 0 16px}
.ringbox{position:relative;width:190px;height:190px;flex:none}
.ringbox svg{width:100%;height:100%;transform:rotate(-90deg)}
.ringbox .mid{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ringbox .mid b{font-family:var(--serif);font-weight:500;font-size:48px;line-height:1}
.ringbg{fill:none;stroke:rgba(255,255,255,.1);stroke-width:7}
.ringfg{fill:none;stroke:var(--gold);stroke-width:7;stroke-linecap:round;transition:stroke-dasharray .9s cubic-bezier(.2,.8,.2,1)}
.ringfg.ok{stroke:var(--ok)}.ringfg.bad{stroke:var(--bad)}
.stats{display:flex;flex-wrap:wrap;gap:18px;margin:36px 0 10px}
.stat{flex:1 1 230px;padding:20px 24px}
.stat b{display:block;font-family:var(--serif);font-weight:500;font-size:32px;line-height:1.1;margin-top:6px}
.bar{height:6px;border-radius:6px;background:rgba(255,255,255,.1);overflow:hidden;margin-top:12px}
.bar i{display:block;height:100%;background:var(--gold);transition:width .8s}
.cols{display:flex;flex-wrap:wrap;gap:32px;align-items:flex-start;margin-top:18px}
.cols>.main{flex:999 1 620px;min-width:0}.cols>.side{flex:1 1 300px;display:flex;flex-direction:column;gap:20px}
.sechead{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;justify-content:space-between;padding:30px 4px 12px}
.sechead h2{font-size:26px;margin-top:6px}
.row{display:flex;flex-wrap:wrap;align-items:center;gap:16px;padding:16px 20px;border-radius:16px;border:1px solid rgba(255,255,255,.07);background:var(--row);margin-bottom:10px;transition:border-color .2s,transform .2s}
.row.clickable{cursor:pointer}
.row.clickable:hover{border-color:var(--gold-line);transform:translateX(3px)}
.row.cur{border-color:var(--gold);background:var(--panel2)}
.row.lock{opacity:.6}
.rn{font-family:var(--serif);font-size:30px;width:44px;color:var(--gold)}
.row.lock .rn{color:var(--dim)}
.rt{flex:1 1 240px;min-width:0}.rt b{display:block;font-weight:700;font-size:16px}.rt small{color:var(--mut);font-size:13px}
.st{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700}
.row.done .st{color:var(--ok)}.row.cur .st{color:var(--gold)}.row.lock .st{color:var(--dim)}
.minibar{width:120px;height:5px;border-radius:5px;background:rgba(255,255,255,.1);overflow:hidden}.minibar i{display:block;height:100%;background:var(--gold)}
.tool{display:flex;gap:14px;align-items:center;padding:16px 18px;border-radius:16px;background:var(--row);border:1px solid rgba(255,255,255,.07);width:100%}
.tool:hover{border-color:var(--gold-line)}
.tool .ic{width:24px;height:24px;color:var(--gold)}
.tool b{display:block}.tool small{color:var(--mut)}

/* ---------- chapter page ---------- */
.chead{margin:26px 0 8px}
.chead h1{font-size:clamp(34px,5vw,56px);line-height:1.06;margin-top:10px}
.chead h1 span{color:var(--gold);margin-right:10px}
.lesson{display:flex;flex-wrap:wrap;gap:40px;margin-top:34px;align-items:flex-start}
.rail{flex:0 0 240px;position:sticky;top:96px;max-height:calc(100vh - 120px);overflow:auto;padding-right:6px}
.rs{display:flex;gap:12px;align-items:flex-start;padding:9px 0;font-weight:600;font-size:14px;color:var(--mut);width:100%;line-height:1.35}
.rs .dc{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.25);flex:none;font-size:12px}
.rs .dc .ic{width:15px;height:15px;stroke-width:3}
.rs.done .dc{background:var(--ok);color:#111113;border-color:var(--ok)}
.rs.cur{color:var(--ink)}.rs.cur .dc{border-color:var(--gold);color:var(--gold)}
.rs.lock{opacity:.55;cursor:not-allowed}
.rs:not(.lock):hover{color:var(--ink)}
.content{flex:999 1 560px;min-width:0}
.prose p{font-size:17.5px;line-height:1.78;margin:0 0 18px;max-width:72ch}
.prose h3{font-size:24px;margin:34px 0 12px}
.prose ul{margin:0 0 20px;padding-left:22px;line-height:1.8;font-size:17px;max-width:72ch}
.prose li{margin-bottom:6px}
.prose strong{color:#fff}
.partttl{font-size:clamp(28px,4vw,40px);line-height:1.12;margin:0 0 22px}
.tw{overflow-x:auto;border-radius:16px;border:1px solid var(--gold-soft);margin:6px 0 26px;background:var(--row)}
.tw table{border-collapse:collapse;width:100%;min-width:520px;font-size:15px}
.tw th{background:var(--panel2);text-align:left;padding:12px 16px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);font-weight:700;white-space:nowrap}
.tw td{padding:12px 16px;vertical-align:top;border-top:1px solid rgba(255,255,255,.07);line-height:1.55}
.tw tr:nth-child(even) td{background:rgba(255,255,255,.025)}
.tw td:first-child{font-weight:700;color:#fff;min-width:150px}
.callout{margin:8px 0 26px;padding:22px 26px;border-radius:18px;border:1px solid var(--gold-line);background:rgba(217,180,74,.07)}
.callout .ct{display:flex;gap:10px;align-items:center;font-size:12px;letter-spacing:.16em;font-weight:800;text-transform:uppercase;color:var(--gold)}
.callout .ct .ic{width:18px;height:18px}
.callout .cs{font-size:12px;letter-spacing:.08em;color:var(--mut);margin-left:4px;font-weight:700;text-transform:uppercase}
.callout .cb{margin-top:10px}
.callout .cb p{font-size:16.5px;line-height:1.65;margin:0 0 10px;max-width:none}
.callout .cb ul{font-size:16.5px;margin:0 0 6px;padding-left:20px}
.callout.key{border-color:rgba(92,201,167,.6);background:rgba(92,201,167,.09)}.callout.key .ct{color:var(--ok)}
.callout.important{border-color:rgba(242,144,144,.55);background:rgba(242,144,144,.08)}.callout.important .ct{color:var(--bad)}
.callout.trap{border-color:rgba(242,144,144,.75);background:rgba(242,144,144,.12)}.callout.trap .ct{color:var(--bad)}
.callout.tip{border-color:var(--gold-line);background:rgba(217,180,74,.09)}
.callout.check{border-color:rgba(167,155,255,.6);background:rgba(167,155,255,.09)}.callout.check .ct{color:var(--violet)}
.callout.example{border-color:rgba(127,178,255,.55);background:rgba(127,178,255,.08)}.callout.example .ct{color:var(--sky)}
.callout.summary{border-color:rgba(255,255,255,.28);background:var(--panel)}.callout.summary .ct{color:#fff}
.callout.note{border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.04)}.callout.note .ct{color:var(--mut)}
.callout .rv{margin-top:12px}
.callout.folded .cb{display:none}.callout.folded.open .cb{display:block}
.callout .fold{margin-left:auto;font-size:12px;letter-spacing:.1em;border:1px solid currentColor;border-radius:999px;padding:4px 12px;font-weight:700}
.pager{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;margin-top:40px;padding-top:26px;border-top:1px solid var(--gold-soft)}

/* ---------- activity ---------- */
.act{padding:30px}
.act h2{font-size:30px;margin:6px 0 6px}
.match{display:flex;flex-wrap:wrap;gap:22px;margin-top:18px}
.match>div{flex:1 1 280px;display:flex;flex-direction:column;gap:10px}
.mt{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;min-height:58px;padding:14px 18px;border-radius:14px;border:1px solid rgba(255,255,255,.18);background:var(--row);font-weight:600;font-size:15px;line-height:1.4}
.mt:hover{border-color:var(--gold)}
.mt.sel{border-color:var(--gold);background:rgba(217,180,74,.18)}
.mt.done{border-color:var(--ok);background:rgba(92,201,167,.12);cursor:default}
.mt.wrong{border-color:var(--bad);background:rgba(242,144,144,.12);animation:shake .35s}
@keyframes shake{20%,60%{transform:translateX(-5px)}40%,80%{transform:translateX(5px)}}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-top:18px}
.fc{perspective:900px;height:200px;cursor:pointer;width:100%}
.fc .in{position:relative;width:100%;height:100%;transition:transform .55s;transform-style:preserve-3d}
.fc.flip .in{transform:rotateY(180deg)}
.fc .f,.fc .b{position:absolute;inset:0;backface-visibility:hidden;border-radius:18px;padding:20px;display:flex;flex-direction:column;justify-content:center;overflow:auto}
.fc .f{background:var(--row);border:1px solid var(--gold-line);font-family:var(--serif);font-size:21px;line-height:1.25;text-align:center;align-items:center}
.fc .f small{font-family:var(--sans);font-size:11px;letter-spacing:.14em;color:var(--gold);text-transform:uppercase;font-weight:700;margin-top:10px}
.fc .b{transform:rotateY(180deg);background:var(--panel2);border:1px solid var(--gold);font-size:14.5px;line-height:1.5}
.fc.seen .f{border-color:var(--ok)}
.progline{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-top:16px;color:var(--mut);font-size:14px;font-weight:600}
.fb{margin-top:20px;padding:16px 20px;border-radius:14px;font-size:15px}
.fb.ok{background:rgba(92,201,167,.12);border:1px solid var(--ok)}
.fb.bad{background:rgba(242,144,144,.12);border:1px solid var(--bad)}

/* ---------- quiz ---------- */
.qtop{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px}
.dots{display:flex;gap:6px;margin:16px 0 22px;flex-wrap:wrap}
.dot{flex:1;min-width:10px;height:6px;border-radius:6px;background:rgba(255,255,255,.14)}
.dot.cur{background:rgba(217,180,74,.7)}.dot.ok{background:var(--ok)}.dot.bad{background:var(--bad)}
.qcard{padding:34px}
.qcard h2{font-size:clamp(22px,3vw,29px);line-height:1.3}
.opt{display:flex;gap:16px;align-items:flex-start;width:100%;padding:15px 18px;border-radius:14px;border:1px solid rgba(255,255,255,.18);background:var(--row);margin-top:12px;font-size:16px;line-height:1.5}
.opt:not(:disabled):hover{border-color:var(--gold);background:var(--panel2)}
.opt:disabled{cursor:default;color:var(--ink)}
.opt .ol{display:flex;width:32px;height:32px;border-radius:50%;flex:none;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.3);font-weight:800;font-size:13px}
.opt.sel{border-color:var(--gold);background:rgba(217,180,74,.14)}.opt.sel .ol{background:var(--gold);color:#111113;border-color:var(--gold)}
.opt.ok{border-color:var(--ok);background:rgba(92,201,167,.14)}.opt.ok .ol{background:var(--ok);color:#111113;border-color:var(--ok)}
.opt.bad{border-color:var(--bad);background:rgba(242,144,144,.14)}.opt.bad .ol{background:var(--bad);color:#111113;border-color:var(--bad)}
.opt.dim{opacity:.55}
.result{text-align:center}
.result .ringbox{width:230px;height:230px;margin:0 auto}
.result .ringbox .mid b{font-size:62px}
.result h1{font-size:clamp(40px,6vw,58px);line-height:1.06;margin:12px 0 14px}
.rvdots{display:flex;gap:10px;justify-content:center;margin:26px 0;flex-wrap:wrap}
.rvd{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;font-weight:800;font-size:14px;color:#111113}
.rvd.ok{background:var(--ok)}.rvd.bad{background:var(--bad)}
.revlist{text-align:left;margin-top:34px;display:flex;flex-direction:column;gap:12px}
.revitem{padding:18px 20px;border-radius:16px;background:var(--row);border:1px solid rgba(255,255,255,.08)}
.revitem.ok{border-color:rgba(92,201,167,.5)}.revitem.bad{border-color:rgba(242,144,144,.5)}
.revitem b{display:block;margin-bottom:6px}
.confetti i{position:absolute;display:block;border-radius:3px;animation:fall 3.2s ease-in forwards}
@keyframes fall{from{transform:translateY(-30px) rotate(0);opacity:1}to{transform:translateY(520px) rotate(420deg);opacity:0}}
.pal{display:flex;flex-wrap:wrap;gap:6px;margin-top:20px}
.pal button{width:34px;height:34px;border-radius:8px;border:1px solid rgba(255,255,255,.2);font-size:12px;font-weight:700;text-align:center;background:var(--row)}
.pal button.ans{background:rgba(217,180,74,.25);border-color:var(--gold)}
.pal button.cur{outline:2px solid #fff}
.pal button.flag{box-shadow:inset 0 -4px 0 var(--warn)}

/* ---------- glossary / review ---------- */
.search{width:100%;max-width:520px;min-height:50px;padding:0 20px;border-radius:999px;border:1px solid var(--gold-line);background:var(--row);color:var(--ink);font:inherit;font-size:16px}
.gl{display:flex;flex-direction:column}
.gl .g{padding:16px 4px;border-bottom:1px solid rgba(255,255,255,.08);display:flex;flex-wrap:wrap;gap:6px 24px}
.gl .g b{flex:0 0 260px;font-family:var(--serif);font-weight:500;font-size:19px;color:var(--gold)}
.gl .g span{flex:1 1 320px}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 26px}
.tabs button{padding:9px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.2);font-weight:700;font-size:14px;color:var(--mut)}
.tabs button.on{background:var(--gold);color:#111113;border-color:var(--gold)}
.chk{display:flex;gap:14px;align-items:flex-start;padding:14px 4px;border-bottom:1px solid rgba(255,255,255,.08);cursor:pointer}
.chk .bx{width:24px;height:24px;border-radius:7px;border:2px solid var(--gold-line);flex:none;display:flex;align-items:center;justify-content:center;margin-top:2px}
.chk.on .bx{background:var(--ok);border-color:var(--ok);color:#111113}
.chk .bx .ic{width:14px;height:14px;stroke-width:3.5;opacity:0}.chk.on .bx .ic{opacity:1}
.scn{padding:30px}
.scn h3{font-size:28px;margin:8px 0 12px}

/* ---------- login / splash / modal ---------- */
.login{min-height:100vh;display:flex;flex-wrap:wrap;background:var(--bg-deep)}
.login .l{flex:1 1 520px;padding:64px;display:flex;flex-direction:column;justify-content:space-between;background:radial-gradient(circle at 20% 15%,rgba(217,180,74,.13),transparent 52%),var(--bg);border-right:1px solid var(--gold-soft);min-height:420px}
.login .l h1{font-size:clamp(40px,5.2vw,68px);line-height:1.04;margin:20px 0}
.login .l h1 em{color:var(--gold);font-style:normal}
.login .r{flex:1 1 440px;display:flex;align-items:center;justify-content:center;padding:44px 28px}
.login form{width:100%;max-width:400px}
.fld{display:block;margin-bottom:18px}
.fld span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--mut);margin-bottom:8px}
.fld input,.fld select{width:100%;min-height:52px;padding:0 18px;border-radius:14px;border:1px solid var(--gold-line);background:var(--row);color:var(--ink);font:inherit;font-size:16px}
.err{color:var(--bad);font-size:14px;font-weight:600;margin:0 0 14px;min-height:20px}
.seal{width:110px;height:110px;color:var(--gold)}
.seal circle,.seal path{stroke-dasharray:200;stroke-dashoffset:200;animation:draw 2s .2s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.splash{position:fixed;inset:0;z-index:100;background:var(--bg-deep);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;animation:fadeout .6s 1.9s forwards}
.splash h1{font-size:clamp(34px,6vw,60px);margin-top:20px;opacity:0;animation:fadein .8s .5s forwards}
.splash p{opacity:0;animation:fadein .8s .9s forwards;color:var(--mut)}
@keyframes fadein{to{opacity:1}}@keyframes fadeout{to{opacity:0;visibility:hidden}}
.modalbg{position:fixed;inset:0;background:rgba(3,9,24,.78);z-index:80;display:flex;align-items:center;justify-content:center;padding:20px;overflow:auto}
.modal{background:var(--panel);border:1px solid var(--gold-line);border-radius:24px;padding:34px;max-width:480px;width:100%;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.modal h2{font-size:30px;margin:6px 0 10px}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:var(--panel2);border:1px solid var(--gold-line);padding:12px 22px;border-radius:999px;font-weight:700;z-index:90;box-shadow:0 14px 40px rgba(0,0,0,.4)}
.boot{min-height:100vh;display:flex;align-items:center;justify-content:center;color:var(--mut)}
.fade{animation:rise .45s both}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- admin ---------- */
.atable{width:100%;border-collapse:collapse;font-size:14.5px}
.atable th{text-align:left;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);padding:12px 14px;white-space:nowrap}
.atable td{padding:14px;border-top:1px solid rgba(255,255,255,.08);vertical-align:middle}
.atable tr.clk{cursor:pointer}.atable tr.clk:hover td{background:rgba(255,255,255,.04)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:700;border:1px solid}
.badge.ok{color:var(--ok);border-color:var(--ok)}.badge.warn{color:var(--warn);border-color:var(--warn)}.badge.bad{color:var(--bad);border-color:var(--bad)}.badge.dim{color:var(--mut);border-color:rgba(255,255,255,.25)}
.drawerbg{position:fixed;inset:0;background:rgba(3,9,24,.6);z-index:70;display:flex;justify-content:flex-end}
.drawer{width:min(620px,100%);height:100%;overflow:auto;background:var(--bg);border-left:1px solid var(--gold-line);padding:30px}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:18px 0}
.kv div{padding:14px 16px;border-radius:14px;background:var(--row);border:1px solid rgba(255,255,255,.08)}
.kv small{display:block;color:var(--mut);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.kv b{font-family:var(--serif);font-weight:500;font-size:22px}
.cred{font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--row);border:1px dashed var(--gold);border-radius:12px;padding:14px 16px;font-size:15px;line-height:1.8;word-break:break-all}

@media (max-width:760px){
  .wrap{padding:28px 18px 90px}.narrow{padding:28px 16px 90px}.top-in{padding:10px 16px}
  .rail{position:static;flex:1 1 100%;max-height:none}
  .login .l{padding:36px 24px}.qcard{padding:22px}.act{padding:20px}
  .menu{right:12px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.splash{display:none}.seal circle,.seal path{stroke-dashoffset:0}}
@media print{.top,.rail,.pager,.btn{display:none!important}body{background:#fff;color:#000}}

/* ---------- v2: graphite + ivory, stronger separation ---------- */
body{background:radial-gradient(1200px 520px at 80% -120px,rgba(255,255,255,.05),transparent 70%),var(--bg)}
.panel{background:linear-gradient(180deg,#272A2F,#202226);border:1px solid rgba(255,255,255,.07);box-shadow:0 1px 0 rgba(255,255,255,.04) inset,0 18px 40px rgba(0,0,0,.35)}
/* data tables: ivory "paper" cards */
.tw{background:#ECEAE5;border:0;border-radius:14px;box-shadow:0 18px 44px rgba(0,0,0,.45),0 0 0 1px rgba(217,180,74,.35)}
.tw th{background:#23252A;color:var(--gold);border-bottom:3px solid var(--gold)}
.tw td{color:#26282C;border-top:1px solid rgba(17,17,19,.12)}
.tw tr:nth-child(even) td{background:rgba(17,17,19,.05)}
.tw td:first-child{color:#111113;font-weight:800}
.tw td strong,.tw td b{color:#111113}.tw td a{color:#8A6A12}
/* callouts: accent-bar notes, no outline boxes */
.callout{border:0;border-left:5px solid var(--gold);border-radius:4px 16px 16px 4px;background:linear-gradient(90deg,rgba(217,180,74,.10),rgba(217,180,74,.02) 70%),#1F2125;box-shadow:0 10px 26px rgba(0,0,0,.28);padding:20px 26px 20px 28px}
.callout.key{border-left-color:var(--ok);background:linear-gradient(90deg,rgba(92,201,167,.11),rgba(92,201,167,.02) 70%),#1F2125}
.callout.important,.callout.trap{border-left-color:var(--bad);background:linear-gradient(90deg,rgba(242,144,144,.11),rgba(242,144,144,.02) 70%),#1F2125}
.callout.check{border-left-color:var(--violet);background:linear-gradient(90deg,rgba(189,174,230,.11),rgba(189,174,230,.02) 70%),#1F2125}
.callout.example{border-left-color:var(--sky);background:linear-gradient(90deg,rgba(221,168,119,.12),rgba(221,168,119,.02) 70%),#1F2125}
/* summary + exam-weighting notes: ivory-edged serif card, clearly different from the rest */
.callout.summary,.callout.note{border:1px solid rgba(217,180,74,.35);border-top:3px solid var(--gold);border-radius:14px;background:#24272C;box-shadow:0 12px 30px rgba(0,0,0,.3)}
.callout.summary .ct,.callout.note .ct{color:var(--gold);font-family:var(--serif);font-size:15px;letter-spacing:.12em;font-weight:600}
.callout.note .cb li::marker,.callout.summary .cb li::marker{color:var(--gold)}
.callout .cb li{margin-bottom:6px}
.top{border-bottom:1px solid rgba(255,255,255,.08)}
.menu,.modal{background:#23252A}
.opt{background:#23252A}
.atable th{color:var(--gold)}

/* ---------- v3: black + graphite grays, one metallic accent per section ---------- */
body[data-sec="o"]{--acc:#C9CDD3}      /* orientation: platinum */
body[data-sec="1"]{--acc:#D9B44A}      /* section 1.0: gold */
body[data-sec="2"]{--acc:#D58E62}      /* section 2.0: copper */
body[data-sec="f"]{--acc:#F2EBDB}      /* final: pearl */
.top{border-bottom:2px solid var(--acc)}
.lesson .eyebrow,.narrow>.eyebrow,.act .eyebrow{color:var(--acc)}
.tw th{color:var(--acc);border-bottom-color:var(--acc)}
.tw{box-shadow:0 18px 44px rgba(0,0,0,.5),0 0 0 1px color-mix(in srgb,var(--acc) 40%,transparent)}
.callout.tip,.callout.summary,.callout.note{--c:var(--acc)}
.callout.tip{border-left-color:var(--acc);background:linear-gradient(90deg,color-mix(in srgb,var(--acc) 13%,transparent),transparent 70%),#1F2125}
.callout.tip .ct{color:var(--acc)}
.callout.summary,.callout.note{border-color:color-mix(in srgb,var(--acc) 40%,transparent);border-top-color:var(--acc)}
.callout.summary .ct,.callout.note .ct{color:var(--acc)}
.callout.note .cb li::marker,.callout.summary .cb li::marker{color:var(--acc)}
.panel .eyebrow{color:inherit}
/* dashboard section groups */
.grp{--g:#D9B44A;margin:0 0 26px;padding:6px 22px 14px;border-radius:22px;border:1px solid rgba(255,255,255,.07);border-top:3px solid var(--g);box-shadow:0 18px 40px rgba(0,0,0,.35);background:linear-gradient(180deg,color-mix(in srgb,var(--g) 9%,#1D1F23),#1A1B1F 220px)}
.grp.g-o{--g:#C9CDD3}.grp.g-1{--g:#D9B44A}.grp.g-2{--g:#D58E62}.grp.g-f{--g:#F2EBDB}
.grp .sechead{padding:22px 2px 14px}
.grp .sechead .eyebrow{color:var(--g)}
.grp .row{background:rgba(0,0,0,.28);border-color:rgba(255,255,255,.06)}
.grp .row.clickable:hover,.grp .row.cur{border-color:var(--g)}
.grp .row.cur{background:color-mix(in srgb,var(--g) 10%,#202226)}
.grp .row .rn{color:var(--g)}.grp .row.cur .st{color:var(--g)}.grp .minibar i{background:var(--g)}
.grp .row.lock .rn{color:var(--dim)}
.eyebrow{color:var(--acc)}
.chnum,.chead h1 .n,.chead h1 span{color:var(--acc)}
.step.cur .ic,.stepnav .cur,.steps .cur{border-color:var(--acc);color:var(--acc)}
/* v4: larger header */
.top-in{padding:18px 28px}
.brand{gap:16px}
.brand .ic{width:54px;height:54px}
.brand b{font-size:32px;font-weight:600;letter-spacing:.01em;line-height:1.1}
.brand small{font-size:13px;letter-spacing:.17em;margin-top:5px;display:block}
.top .chip{font-size:15px;padding:9px 18px}
.avatar{width:46px;height:46px;font-size:16px}
.menu{top:92px}
.login .brand b{font-size:30px}
@media (max-width:760px){.top-in{padding:12px 16px}.brand .ic{width:40px;height:40px}.brand b{font-size:21px}.brand small{font-size:10.5px;letter-spacing:.12em}.top .chip{font-size:13px;padding:6px 12px}.avatar{width:40px;height:40px}.menu{top:70px}}
/* v5: prominent Dashboard button, chapter-topic panels & separators, dark tables */
.back{display:inline-flex;align-items:center;gap:10px;padding:11px 22px 11px 16px;border-radius:999px;font-weight:800;font-size:15px;letter-spacing:.02em;color:var(--ink);text-decoration:none;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.22);transition:transform .15s,background .15s,box-shadow .15s}
.back .ic{transform:rotate(180deg);width:20px;height:20px}
.back:hover{transform:translateX(-3px);background:rgba(255,255,255,.1)}
.back[href="#/"]{background:linear-gradient(180deg,#E6C25C,#C9A23C);color:#111113;border-color:#F0D27A;font-size:16px;padding:13px 26px 13px 18px;box-shadow:0 8px 22px rgba(217,180,74,.28),0 0 0 4px rgba(217,180,74,.10)}
.back[href="#/"]:hover{background:linear-gradient(180deg,#F0CE68,#D4AC44);box-shadow:0 10px 28px rgba(217,180,74,.4),0 0 0 5px rgba(217,180,74,.14)}
/* data tables: dark slate cards (no white) */
.tw{background:#262930;border:0;box-shadow:0 16px 40px rgba(0,0,0,.45),0 0 0 1px color-mix(in srgb,var(--acc) 38%,transparent)}
.tw th{background:#14151A;color:var(--acc);border-bottom:3px solid var(--acc)}
.tw td{color:#E4E2DC;border-top:1px solid rgba(255,255,255,.08)}
.tw tr:nth-child(even) td{background:rgba(255,255,255,.04)}
.tw td:first-child{color:#fff}
.tw td strong,.tw td b{color:#fff}.tw td a{color:var(--acc)}
/* chapter rail: each topic is its own card */
.rail{flex:0 0 270px}
.rs{padding:13px 14px;margin-bottom:9px;border-radius:14px;background:linear-gradient(180deg,#25282D,#1E2024);border:1px solid rgba(255,255,255,.07);border-left:4px solid rgba(255,255,255,.14);box-shadow:0 6px 16px rgba(0,0,0,.28)}
.rs.done{border-left-color:var(--ok)}
.rs.cur{border-left-color:var(--acc);background:linear-gradient(90deg,color-mix(in srgb,var(--acc) 16%,#25282D),#1E2024);border-color:color-mix(in srgb,var(--acc) 45%,transparent)}
.rs:not(.lock):hover{background:linear-gradient(180deg,#2C3036,#23262B)}
/* lesson content sits on its own panel */
.lesson .content{padding:38px 42px 34px;border-radius:22px;background:linear-gradient(180deg,#22252A,#1B1D21 320px);border:1px solid rgba(255,255,255,.07);border-top:3px solid var(--acc);box-shadow:0 20px 48px rgba(0,0,0,.4)}
.lesson .partttl{padding-bottom:18px;margin-bottom:26px;border-bottom:0;background:linear-gradient(90deg,transparent,var(--acc) 12%,rgba(255,255,255,.12) 50%,transparent) bottom/100% 1px no-repeat}
/* topic headings inside a lesson: ornament divider + banded background */
.prose h3{position:relative;margin:50px 0 18px;padding:14px 20px 14px 22px;border-radius:0 14px 14px 0;border-left:4px solid var(--acc);background:linear-gradient(90deg,color-mix(in srgb,var(--acc) 15%,transparent),rgba(255,255,255,.02) 75%)}
.prose h3::before{content:"";position:absolute;left:-4px;right:0;top:-27px;height:9px;background:linear-gradient(90deg,var(--acc),rgba(255,255,255,.14) 45%,transparent) center/100% 1px no-repeat}
.prose h3::after{content:"";position:absolute;left:22px;top:-31px;width:9px;height:9px;transform:rotate(45deg);background:var(--acc);box-shadow:0 0 0 5px #1E2024}
.prose>h3:first-child{margin-top:8px}.prose>h3:first-child::before,.prose>h3:first-child::after{display:none}
@media (max-width:760px){.lesson .content{padding:24px 18px}.rail{flex-basis:100%}.back[href="#/"]{font-size:15px}}
.chead .back{margin-bottom:20px}.chead>.eyebrow{margin-top:6px!important}
/* footer (shared with the Study Lab page) */
.ftr{margin-top:60px;border-top:1px solid rgba(255,255,255,.08);background:var(--bg-deep);padding:26px 28px;text-align:center;color:var(--dim);font-size:13.5px}
.ftr b{color:var(--mut);font-family:var(--serif);font-weight:500;font-size:17px;display:block;margin-bottom:6px}
/* v6: chapters as premium tiles; only the open chapter expands */
.cgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;padding-bottom:6px;align-items:start}
.ctile{border-radius:18px;background:linear-gradient(180deg,#25282D,#1C1E22);border:1px solid rgba(255,255,255,.08);border-top:3px solid color-mix(in srgb,var(--g) 55%,transparent);box-shadow:0 10px 24px rgba(0,0,0,.32);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.ctile.open{grid-column:1/-1;border-color:color-mix(in srgb,var(--g) 55%,transparent);border-top-color:var(--g);box-shadow:0 16px 38px rgba(0,0,0,.45)}
.ctile.done{border-top-color:var(--ok)}
.ctile.lock{opacity:.82}.ctile.lock .chd .ct2 b{color:var(--mut)}
.chd{display:flex;align-items:center;gap:16px;width:100%;padding:20px 20px;text-align:left}
.chd:hover{background:rgba(255,255,255,.03)}
.cn{font:500 40px/1 var(--serif);color:var(--g);width:52px;flex:none;text-align:center}
.ctile.lock .cn{color:var(--dim)}
.ct2{flex:1;min-width:0}.ct2 b{display:block;font:600 19px/1.25 var(--serif);color:var(--ink)}
.ct2 small{display:block;margin-top:6px;font-size:13.5px;color:var(--mut)}
.cst{display:flex;gap:6px;align-items:center;font-size:12.5px;font-weight:800;letter-spacing:.05em;color:var(--dim);white-space:nowrap}
.ctile.done .cst{color:var(--ok)}.ctile.open .cst{color:var(--g)}
.cst .ic{width:16px;height:16px}
.chev{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.06);flex:none;transition:transform .25s}
.chev .ic{width:16px;height:16px;transform:rotate(90deg)}
.ctile.open .chev{transform:rotate(180deg);background:color-mix(in srgb,var(--g) 25%,transparent)}
.cbody{display:none;padding:4px 22px 24px;border-top:1px solid rgba(255,255,255,.07);background:rgba(0,0,0,.18)}
.ctile.open .cbody{display:block;animation:vin .35s both}
.cbody .eyebrow{padding-top:16px;color:var(--g)}
.tp{display:flex;gap:14px;align-items:center;padding:12px 14px;margin-bottom:8px;border-radius:12px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.06);text-decoration:none;color:var(--ink);font-weight:600;font-size:15px}
a.tp:hover{border-color:var(--g);background:rgba(255,255,255,.06)}
.tp.lk{opacity:.6;cursor:not-allowed}
.tpi{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;flex:none;border:1px solid rgba(255,255,255,.25)}
.tp.done .tpi{background:var(--ok);border-color:var(--ok);color:#111113}.tp.next .tpi{border-color:var(--g);color:var(--g)}
.tpt small{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);font-weight:700;margin-bottom:1px}

@media(max-width:900px){.cgrid{grid-template-columns:1fr}.chd{padding:16px}.cst{display:none}.cn{font-size:32px;width:40px}}
@keyframes vin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
/* v6b: premium card layout for chapter tiles */
.cgrid{align-items:stretch;gap:16px}
.ctile{position:relative;display:flex;flex-direction:column;border-top-width:1px;border-radius:20px;background:radial-gradient(260px 160px at 100% 0,color-mix(in srgb,var(--g) 14%,transparent),transparent 70%),linear-gradient(180deg,#272A2F,#1B1D21);transition:transform .2s,box-shadow .2s,border-color .2s}
.ctile::before{content:"";position:absolute;left:20px;right:20px;top:0;height:3px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,var(--g),transparent)}
.ctile.done::before{background:linear-gradient(90deg,var(--ok),transparent)}
.ctile.lock::before{background:linear-gradient(90deg,rgba(255,255,255,.25),transparent)}
.ctile:not(.open):hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--g) 55%,transparent);box-shadow:0 18px 36px rgba(0,0,0,.5)}
.chd{display:flex;flex-direction:column;align-items:stretch;gap:12px;padding:22px 22px 24px;min-height:178px;position:relative}
.ctile.open .chd{min-height:0;padding-bottom:20px}
.ctop{display:flex;align-items:center;justify-content:space-between}
.cn{font:500 46px/1 var(--serif);width:auto;text-align:left;background:linear-gradient(180deg,#fff0c0,var(--g));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em}
.ctile.lock .cn{background:none;color:rgba(255,255,255,.28)}
.ctile.done .cn{background:linear-gradient(180deg,#d6fff0,var(--ok));-webkit-background-clip:text;background-clip:text}
.cst{padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase}
.ctile.done .cst{background:rgba(92,201,167,.12);border-color:rgba(92,201,167,.4)}
.ctile.open .cst{background:color-mix(in srgb,var(--g) 14%,transparent);border-color:color-mix(in srgb,var(--g) 45%,transparent)}
.ct2 b{font-size:20px;padding-right:34px}
.ct2 small{margin-top:8px}
.chev{position:absolute;right:18px;bottom:20px;width:34px;height:34px;border:1px solid rgba(255,255,255,.14)}
.ctile.open .chev{bottom:auto;top:auto;right:22px;bottom:22px}
@media(max-width:900px){.cst{display:inline-flex}.chd{min-height:0}.cn{font-size:38px;width:auto}}
/* v7: premium hover + entrance animation for every box */
:root{--glow:0 24px 48px rgba(0,0,0,.55),0 0 0 1px rgba(217,180,74,.45),0 0 36px rgba(217,180,74,.14)}
.ctile,.stat,.tool,.row,.tp,.rs,.callout,.tw,.opt,.panel.act,.btn,.chev,.fc .f,.fc .b{transition:transform .28s cubic-bezier(.2,.7,.2,1),box-shadow .28s,border-color .28s,background .28s,filter .28s}
/* lift + gold glow */
.ctile:not(.open):hover,.stat:hover,.tool:hover,.row.clickable:hover{transform:translateY(-5px);box-shadow:var(--glow);border-color:rgba(217,180,74,.55)}
.ctile.lock:not(.open):hover{box-shadow:0 18px 36px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.18)}
.row.clickable:hover{transform:translateY(-3px)}
.callout:hover,.tw:hover{transform:translateY(-3px);box-shadow:0 22px 44px rgba(0,0,0,.5),0 0 28px color-mix(in srgb,var(--acc) 16%,transparent)}
a.tp:hover{transform:translateX(6px);box-shadow:0 10px 22px rgba(0,0,0,.35)}
.rs:not(.lock):hover{transform:translateX(5px);box-shadow:0 10px 24px rgba(0,0,0,.4)}
.opt:not(:disabled):hover{transform:translateX(6px);border-color:var(--gold);box-shadow:0 10px 24px rgba(0,0,0,.35),0 0 0 3px rgba(217,180,74,.14)}
.panel.act:hover{box-shadow:0 22px 48px rgba(0,0,0,.5),0 0 0 1px rgba(217,180,74,.3)}
.ctile:hover .chev{border-color:var(--gold);background:rgba(217,180,74,.16)}
.ctile:not(.open):hover .chev{transform:translateY(3px)}
.btn.gold:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(217,180,74,.42),0 0 0 4px rgba(217,180,74,.16)}
.btn.line:hover{transform:translateY(-2px);border-color:var(--gold);box-shadow:0 10px 22px rgba(0,0,0,.4)}
/* light sweep across the card */
.stat,.tool,.row{position:relative;overflow:hidden}
.ctile::after,.stat::after,.tool::after,.row::after,.btn.gold::after{content:"";position:absolute;top:0;bottom:0;left:-60%;width:40%;pointer-events:none;background:linear-gradient(105deg,transparent,rgba(255,255,255,.13),transparent);transform:skewX(-18deg);transition:none;opacity:0}
.ctile:hover::after,.stat:hover::after,.tool:hover::after,.row.clickable:hover::after,.btn.gold:hover::after{animation:sweep .9s ease-out}
.btn.gold{position:relative;overflow:hidden}
@keyframes sweep{0%{left:-60%;opacity:1}100%{left:130%;opacity:1}}
/* entrance */
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.ctile,.stats .stat,.side .tool,.grp,.hero>*,.callout,.tw,.rs{animation:rise .6s cubic-bezier(.2,.7,.2,1) both}
.cgrid>.ctile:nth-child(1){animation-delay:.05s}.cgrid>.ctile:nth-child(2){animation-delay:.12s}.cgrid>.ctile:nth-child(3){animation-delay:.19s}.cgrid>.ctile:nth-child(4){animation-delay:.26s}.cgrid>.ctile:nth-child(n+5){animation-delay:.32s}
.stats>.stat:nth-child(2){animation-delay:.1s}.stats>.stat:nth-child(3){animation-delay:.2s}.stats>.stat:nth-child(4){animation-delay:.3s}
.side .tool:nth-child(2){animation-delay:.1s}.side .tool:nth-child(3){animation-delay:.2s}
.rs:nth-child(2){animation-delay:.05s}.rs:nth-child(3){animation-delay:.1s}.rs:nth-child(4){animation-delay:.15s}.rs:nth-child(n+5){animation-delay:.2s}
/* completed chapters get a soft pulse on the badge */
.ctile.done .cst{animation:glowok 3.2s ease-in-out infinite}
@keyframes glowok{0%,100%{box-shadow:0 0 0 rgba(92,201,167,0)}50%{box-shadow:0 0 14px rgba(92,201,167,.35)}}
.ctile.open .cst{animation:glowg 2.6s ease-in-out infinite}
@keyframes glowg{0%,100%{box-shadow:0 0 0 rgba(217,180,74,0)}50%{box-shadow:0 0 16px rgba(217,180,74,.4)}}
@media(hover:none){.ctile:not(.open):hover,.stat:hover,.tool:hover,.row.clickable:hover,.callout:hover,.tw:hover{transform:none}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* always-visible Dashboard button in the header */
.on-dash .hdash{display:none}
.top .hdash{padding:10px 22px 10px 15px;font-size:15px;margin-right:4px}
@media(max-width:760px){.top .hdash{padding:8px 14px 8px 10px;font-size:13px}}

/* dark scrollbars */
html{color-scheme:dark;scrollbar-color:#4A4D55 #17181B;scrollbar-width:thin}
*{scrollbar-color:#4A4D55 #17181B}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:#17181B}
::-webkit-scrollbar-thumb{background:#4A4D55;border-radius:8px;border:2px solid #17181B}
::-webkit-scrollbar-thumb:hover{background:#D9B44A}
::-webkit-scrollbar-corner{background:#17181B}

/* lab page: tight spacing above the footer */
body.on-lab .wrap{padding-bottom:20px}
body.on-lab .ftr{margin-top:20px}

/* chapter heading: "Chapter N" line, then title */
.chead h1 .chn{display:block;margin:0 0 12px;font:800 clamp(13px,1.3vw,16px)/1 Manrope,system-ui,sans-serif;letter-spacing:.26em;text-transform:uppercase;color:var(--acc)}
.chead h1 .cht{display:block;margin:0;color:var(--tx,#F2F0EA)}
/* step list: more room and a premium divider between steps */
.rail{display:flex;flex-direction:column}
.rail .rs{margin:0}
.rdiv{position:relative;flex:none;height:30px;display:flex;align-items:center;justify-content:center}
.rdiv::before{content:"";position:absolute;left:8%;right:8%;top:50%;height:1px;background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--acc) 62%,transparent) 22%,color-mix(in srgb,var(--acc) 62%,transparent) 78%,transparent)}
.rdiv::after{content:"";position:relative;width:7px;height:7px;transform:rotate(45deg);background:var(--bg);border:1px solid var(--acc);box-shadow:0 0 10px color-mix(in srgb,var(--acc) 45%,transparent)}

/* premium chapter-head distinction: quiet section line, bold gold chapter line with rule */
.chead>.eyebrow{display:flex;align-items:center;gap:10px;color:var(--mut,#9b9a94)!important;font-weight:600;font-size:12.9px;letter-spacing:.2em}
.chead>.eyebrow::before{content:"";width:6px;height:6px;transform:rotate(45deg);border:1px solid var(--acc);flex:none}
.chead h1 .chn{display:flex;align-items:center;gap:16px;margin:14px 0 14px;font-weight:800;font-size:clamp(16.3px,1.7vw,21.3px);letter-spacing:.34em;color:var(--acc);text-shadow:0 0 18px color-mix(in srgb,var(--acc) 35%,transparent)}
.chead h1 .chn::after{content:"";height:1px;width:clamp(80px,18vw,220px);background:linear-gradient(90deg,var(--acc),color-mix(in srgb,var(--acc) 0%,transparent))}

/* numbered sub-sections inside an Overview (e.g. 5.1, 5.2) */
.prose h3.secsub{margin:34px 0 12px;padding-top:22px;border-top:1px solid color-mix(in srgb,var(--acc) 40%,transparent);color:var(--acc);font-size:clamp(19px,2vw,23px)}

.examfacts{display:flex;flex-wrap:wrap;gap:12px;margin:14px 0 8px}
.examfacts span{padding:10px 18px;border:1px solid color-mix(in srgb,var(--acc) 45%,transparent);border-radius:999px;color:var(--mut);font-size:15px}
.examfacts b{color:var(--acc);font-weight:800;margin-right:2px}
.qtop .eyebrow{font-size:14.7px;letter-spacing:.18em}