/* ===== NCLEX Rahat: daily practice (quiz, profile, admin) ===== */
:root{--ok:#2F8F5B;--ok-bg:#E7F6EE;--bad:#C44747;--bad-bg:#FDECEC}
.qwrap{max-width:760px;padding-top:24px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.topbar .brand{font-size:1.15rem}
.navlinks{display:flex;gap:6px;flex-wrap:wrap}
.navlinks a{color:var(--muted);text-decoration:none;font-weight:700;font-size:.85rem;padding:6px 10px;border:1px solid var(--line);border-radius:999px}
.navlinks a.on,.navlinks a:hover{color:#fff;background:var(--accent);border-color:var(--accent)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 18px;margin-bottom:16px}
.card h2{font-weight:900;text-transform:uppercase;font-size:1.2rem;letter-spacing:-.01em;margin-bottom:10px}
.card h3{font-weight:800;font-size:1rem;margin:14px 0 8px}
.study label{display:block;margin:16px 0 6px}
.study-min{display:flex;align-items:center;gap:10px}
.study-min input{width:140px;margin:0;font:inherit;font-size:1.05rem;padding:14px 16px;border:2px solid var(--line);border-radius:10px}
.study-min span{font-weight:800}
.study select{width:100%;font:inherit;font-size:1.05rem;padding:14px 16px;border:2px solid var(--line);border-radius:10px;background:#fff;margin:0}
.card.accent{border:2px solid var(--accent);box-shadow:0 0 0 5px rgba(11,110,153,.08)}
.page-title{font-weight:900;text-transform:uppercase;font-size:clamp(1.6rem,7vw,2.4rem);line-height:1.05;letter-spacing:-.02em;margin-bottom:6px}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.pill{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:4px 9px;border-radius:999px;background:#262626;color:#ddd;vertical-align:middle}
.pill.y{background:var(--accent);color:#000}.pill.g{background:var(--ok);color:#00150a}.pill.r{background:var(--bad);color:#200}.pill.o{background:#3a2a00;color:var(--accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:900;text-transform:uppercase;letter-spacing:.02em;font-size:1rem;color:#000;background:var(--accent);border:0;border-radius:12px;padding:15px 20px;cursor:pointer;text-decoration:none;box-shadow:0 5px 0 var(--accent-dark);transition:transform .08s,box-shadow .08s}
.btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--accent-dark)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn.block{display:flex;width:100%}
.btn.ghost{background:transparent;color:var(--fg);border:2px solid var(--line);box-shadow:none}
.btn.sm{font-size:.8rem;padding:9px 12px;border-radius:9px;box-shadow:none}
.btn.wa{background:var(--wa);color:#fff;box-shadow:0 5px 0 var(--wa-dark)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.grid-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.stat{background:#0f0f0f;border:1px solid var(--line);border-radius:12px;padding:14px}
.stat b{display:block;font-size:1.6rem;font-weight:900;color:var(--accent);line-height:1.1}
.stat span{font-size:.78rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.06em}
@media(min-width:640px){.grid-stats{grid-template-columns:repeat(4,1fr)}}
/* day list */
.day{display:flex;gap:12px;align-items:center;padding:14px 0;border-top:1px solid var(--line)}
.day:first-of-type{border-top:0}
.day .dn{flex:none;width:46px;height:46px;border-radius:12px;background:#0f0f0f;border:2px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:900;line-height:1}
.day .dn small{font-size:.55rem;letter-spacing:.1em;color:var(--muted)}
.day.open .dn{border-color:var(--accent);color:var(--accent)}
.day.done .dn{border-color:var(--ok);color:var(--ok)}
.day .dt{flex:1;min-width:0}
.day .dt b{display:block;font-size:.98rem;line-height:1.3}
.day .dt small{display:block;font-size:.8rem}
.day .da{flex:none}
.topics-box{background:#12110a;border-left:4px solid var(--accent);border-radius:10px;padding:14px 16px;margin-top:6px}
.topics-box ol{margin:8px 0 0 20px}.topics-box li{margin:6px 0;font-weight:700}
.topics-box li small{display:block;font-weight:500}
/* quiz */
.qhead{position:sticky;top:0;z-index:20;background:rgba(11,11,11,.96);padding:10px 0 12px;margin:-4px 0 10px;border-bottom:1px solid var(--line)}
.qhead .row{justify-content:space-between}
.qprog{height:8px;background:#1d1d1d;border-radius:99px;overflow:hidden;margin-top:8px}
.qprog i{display:block;height:100%;background:var(--accent);width:0;transition:width .25s}
.timer{font-variant-numeric:tabular-nums;font-weight:800;color:var(--accent)}
.qnum{font-weight:900}
.stem{font-size:1.06rem;font-weight:600;line-height:1.55;margin:6px 0 14px;white-space:pre-line}
.instr{font-size:.82rem;font-weight:800;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
.opt{align-items:flex-start;line-height:1.4}
.opt input{margin-top:2px}
.mx-row{background:#0f0f0f;border:2px solid var(--line);border-radius:10px;padding:12px;margin-bottom:8px}
.mx-row p{font-weight:700;margin-bottom:8px}
.mx-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:6px}
.mx-cols label{display:flex;gap:8px;align-items:center;justify-content:center;text-align:center;font-size:.85rem;font-weight:700;border:2px solid var(--line);border-radius:8px;padding:9px 8px;cursor:pointer;margin:0}
.mx-cols label:has(input:checked){border-color:var(--accent);background:#1a1700}
.mx-cols input{accent-color:var(--accent)}
.cloze{font-size:1.05rem;line-height:2.1;background:#0f0f0f;border:1px solid var(--line);border-radius:10px;padding:14px}
.cloze select{display:inline-block;width:auto;max-width:100%;margin:2px 0;padding:6px 10px;font-size:.95rem;border-radius:8px;white-space:normal}
.hl-text{background:#0f0f0f;border:1px solid var(--line);border-radius:10px;padding:14px;line-height:1.9;font-size:1.02rem}
.seg{cursor:pointer;border-radius:4px;padding:2px 1px;border-bottom:1px dashed #555;-webkit-tap-highlight-color:transparent}
.seg.on{background:var(--accent);color:#000;border-bottom-color:transparent}
.bt-diagram{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;align-items:center;margin:4px 0 16px}
.bt-slot{border:2px dashed #444;border-radius:8px;min-height:46px;padding:6px;font-size:.72rem;font-weight:700;text-align:center;display:flex;align-items:center;justify-content:center;color:var(--muted)}
.bt-slot.filled{border-style:solid;border-color:var(--accent);color:var(--fg)}
.bt-col{display:flex;flex-direction:column;gap:6px}
.bt-mid .bt-slot{min-height:70px}
.bt-group{margin-bottom:14px}
.bt-group h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;color:var(--accent)}
.qnav{display:flex;gap:10px;margin-top:18px}
.qnav .btn{flex:1}
/* review */
.score-hero{text-align:center}
.score-hero .big{font-size:3.2rem;font-weight:900;color:var(--accent);line-height:1}
.rv{border-left:5px solid var(--line)}
.rv.ok{border-left-color:var(--ok)}.rv.bad{border-left-color:var(--bad)}
.rv-head{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:8px;flex-wrap:wrap}
.ans{list-style:none;margin:8px 0}
.ans li{border:2px solid var(--line);border-radius:10px;padding:10px 12px;margin-bottom:8px;background:#0f0f0f}
.ans li.c{border-color:var(--ok);background:var(--ok-bg)}
.ans li.w{border-color:var(--bad);background:var(--bad-bg)}
.ans li .t{font-weight:700}
.ans li .why{font-size:.9rem;color:inherit;margin-top:4px}
.ans li .tag{font-size:.7rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em;margin-left:6px}
.tag.ok{color:var(--ok)}.tag.bad{color:var(--bad)}.tag.you{color:var(--accent)}
.expl{background:#101010;border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-top:10px;font-size:.95rem;color:#ddd}
.expl b{color:var(--fg)}
.meta{display:grid;gap:6px;margin-top:10px;font-size:.88rem}
.meta div{background:#0f0f0f;border-radius:8px;padding:8px 10px}
.meta b{color:var(--accent);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;display:block}
.tip{background:#1f1a00;border:1px solid var(--accent);border-radius:10px;padding:10px 12px;margin-top:10px;font-size:.92rem}
.survey{background:#1a0f0f;border:2px solid var(--bad);border-radius:12px;padding:14px;margin-top:12px}
.survey.done{border-color:var(--ok);background:#0f1a12}
.survey legend{font-weight:900;margin-bottom:8px}
.survey .opt{font-size:.9rem;padding:10px 12px;margin-bottom:6px}
.survey textarea{margin:6px 0 0;font-size:.95rem;min-height:60px}
.hl-rev .seg{cursor:default}
.seg.rc{background:var(--ok);color:#00150a}.seg.rw{background:var(--bad);color:#200}.seg.rm{outline:2px dashed var(--ok);outline-offset:1px}
.mx-table{width:100%;border-collapse:collapse;font-size:.9rem}
.mx-table td,.mx-table th{border-top:1px solid var(--line);padding:8px 6px;vertical-align:top;text-align:left}
.mx-table th{font-size:.72rem;text-transform:uppercase;color:var(--muted);letter-spacing:.06em}
/* bars */
.bar-row{display:grid;grid-template-columns:minmax(0,1fr) 110px 44px;gap:8px;align-items:center;margin:8px 0;font-size:.88rem}
.bar-row .lbl{overflow-wrap:anywhere}
.bar-row .bar{height:10px}
.bar-row .v{font-weight:800;text-align:right;font-variant-numeric:tabular-nums}
.bar-fill.bad{background:var(--bad)}.bar-fill.ok{background:var(--ok)}
@media(max-width:480px){.bar-row{grid-template-columns:minmax(0,1fr) 70px 40px}}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.tbl{width:100%;border-collapse:collapse;font-size:.85rem;white-space:nowrap}
.tbl th,.tbl td{padding:8px 8px;border-top:1px solid var(--line);text-align:left}
.tbl th{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.tbl td.nm{text-align:center;font-weight:800;font-variant-numeric:tabular-nums}
.tbl .miss{color:var(--bad);font-weight:800}
.tbl .x{background:none;border:0;color:#777;cursor:pointer;font-size:.8rem;padding:0 2px}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--accent);color:#000;font-weight:800;padding:10px 16px;border-radius:10px;z-index:99}
pre.ann{white-space:pre-wrap;background:#0f0f0f;border:1px solid var(--line);border-radius:10px;padding:12px;font:inherit;font-size:.88rem;color:#ddd;max-height:320px;overflow:auto}
.center{text-align:center}
.spinner{width:34px;height:34px;border:4px solid #333;border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:30px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.mx-cols input,.bt-group input{width:18px!important;height:18px;margin:0!important;padding:0!important;flex:none}
.day{flex-wrap:wrap}
.day .dt{flex:1 1 150px}
.day .da.row{gap:6px}
.kp{background:#12110a;border:1px solid #5c4d00;border-left:4px solid var(--accent);border-radius:10px;padding:12px 14px;margin-top:10px;font-size:.93rem;color:#e5e5e5}
.kp b{color:var(--accent)}
.kp ul{margin:6px 0 0 18px}.kp li{margin:4px 0}
#fb .rv{margin-top:4px}

/* ===== Round 3: simpler, bigger, calmer (same colours) ===== */
html{font-size:17px}
@media(min-width:900px){html{font-size:18px}}
body{line-height:1.6}
.qwrap{padding-left:16px;padding-right:16px}
body.wide .qwrap{max-width:1180px}
.card{padding:22px 18px;margin-bottom:18px;border-radius:16px}
.card p+p{margin-top:10px}
.h-lg{font-weight:900;font-size:clamp(1.55rem,6.5vw,2.2rem);line-height:1.15;letter-spacing:-.015em;margin-bottom:8px}
.h-md{font-weight:800;font-size:1.2rem;line-height:1.3;margin:18px 0 10px}
.card .h-md:first-child{margin-top:0}
.lead{font-size:1.05rem;line-height:1.6;color:#eee;margin:6px 0 12px}
.link{color:var(--accent);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.small{font-size:.86rem}
.navlinks a{font-size:.9rem;padding:9px 14px;min-height:40px;display:inline-flex;align-items:center}
.btn{min-height:52px;font-size:1rem}
.btn.big{min-height:58px;font-size:1.08rem}
.btn.sm{min-height:38px}
.btn.ok{background:var(--ok);color:#00150a}
.btn.danger{color:var(--bad);border-color:#5a2020}
.stack{display:flex;flex-direction:column;gap:12px;margin-top:14px}
ul.clean{list-style:none;margin:8px 0 0;padding:0}
ul.clean li{position:relative;padding-left:22px;margin:10px 0;line-height:1.55}
ul.clean li:before{content:'';position:absolute;left:4px;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--accent)}
/* mode choice */
.choice{display:flex;gap:14px;align-items:flex-start;background:#0f0f0f;border:2px solid var(--line);border-radius:14px;padding:16px;margin:0 0 12px;cursor:pointer;min-height:64px;font-weight:500}
.choice:has(input:checked){border-color:var(--accent);background:#1a1700}
.choice input{accent-color:var(--accent);width:22px;height:22px;margin-top:3px;flex:none}
.choice b{font-size:1.05rem}.choice em{color:var(--accent);font-style:normal;font-size:.85rem;font-weight:700}
.choice small{display:block;color:var(--muted);font-size:.92rem;margin-top:3px;line-height:1.45}
/* collapsible extras */
details.more{margin-top:14px;border:1px solid var(--line);border-radius:12px;background:#0f0f0f}
details.more>summary{cursor:pointer;list-style:none;padding:14px 16px;font-weight:800;min-height:50px;display:flex;align-items:center;gap:10px}
details.more>summary::-webkit-details-marker{display:none}
details.more>summary:before{content:'+';display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:#262626;color:var(--accent);font-weight:900;flex:none}
details.more[open]>summary:before{content:'–'}
details.more>*:not(summary){margin-left:16px;margin-right:16px}
details.more>*:last-child{margin-bottom:14px}
details.why-more{margin-top:6px}
details.why-more>summary{cursor:pointer;color:var(--muted);font-size:.9rem;font-weight:700;padding:6px 0}
dl.meta{display:grid;gap:8px;margin-top:4px}
dl.meta dt{color:var(--accent);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800}
dl.meta dd{margin:0 0 6px;font-size:.95rem}
/* question */
.qhead{padding:12px 0 12px}
.qnum{font-size:1rem}
.qtags{gap:6px;margin-bottom:6px}
.stem{font-size:1.1rem;font-weight:600;line-height:1.6;margin:8px 0 14px}
.instr{font-size:.85rem;margin-bottom:12px}
.opt{min-height:56px;padding:14px 16px;margin-bottom:10px;font-size:1rem;line-height:1.45;border-radius:12px;align-items:center}
.opt input{width:22px;height:22px}
.mx-row{padding:14px;margin-bottom:10px}
.mx-cols label{min-height:48px;font-size:.92rem}
.mx-cols input,.bt-group input{width:20px!important;height:20px}
.cloze select{min-height:44px;font-size:1rem}
.seg{padding:4px 2px}
.hl-text{line-height:2.1;font-size:1.05rem}
#inp.locked{opacity:.75;pointer-events:none}
.verdict{display:inline-block;font-weight:900;font-size:1.05rem;padding:6px 12px;border-radius:10px}
.verdict.g{background:var(--ok-bg);color:var(--ok)}.verdict.r{background:var(--bad-bg);color:var(--bad)}
h4.sub{font-size:.8rem;text-transform:uppercase;letter-spacing:.07em;color:var(--accent);margin:14px 0 6px}
.ans li{padding:12px 14px;line-height:1.5}
.ans li.plain{opacity:.85}
.expl,.kp{font-size:1rem;line-height:1.6}
.survey .opt{min-height:50px;font-size:.98rem}
.big:not(.btn){font-size:3rem;font-weight:900;color:var(--accent);line-height:1}
/* case-study chart */
.chart{background:#0f0f0f;border:2px solid var(--accent);border-radius:16px;margin-bottom:16px;overflow:hidden}
.chart-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;background:var(--accent);color:#000;padding:10px 14px}
.chart-head b{font-weight:900}.chart-head span{font-size:.8rem;font-weight:800}
.chart-client{padding:12px 14px 4px;font-size:.95rem;color:#e5e5e5}
.tabs{display:flex;gap:6px;overflow-x:auto;padding:10px 12px;border-bottom:1px solid var(--line);-webkit-overflow-scrolling:touch;scrollbar-width:thin}
.tab{flex:none;font:inherit;font-size:.85rem;font-weight:800;color:var(--fg);background:#1a1a1a;border:1px solid var(--line);border-radius:999px;padding:9px 14px;min-height:42px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.tab.on{background:#fff;color:#000;border-color:#fff}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--bad);box-shadow:0 0 0 2px #0f0f0f}
.tabpane{padding:12px 14px;max-height:45vh;overflow:auto;-webkit-overflow-scrolling:touch}
.note-row{border-left:3px solid var(--line);padding:6px 0 6px 12px;margin-bottom:10px}
.note-row.new{border-left-color:var(--accent);background:#171400;border-radius:0 8px 8px 0}
.note-row b{font-size:.85rem;color:var(--accent)}
.note-row p{font-size:.95rem;line-height:1.55;margin-top:2px;white-space:pre-line}
.newtag{display:inline-block;background:var(--bad);color:#fff;font-size:.65rem;font-weight:900;letter-spacing:.08em;padding:2px 7px;border-radius:6px;margin-left:8px;vertical-align:middle}
.chart-tbl{width:100%;border-collapse:collapse;font-size:.88rem}
.chart-tbl th,.chart-tbl td{border-top:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
.chart-tbl th{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);white-space:nowrap}
.chart-tbl tr.new td{background:#171400}
.chart-tbl tr.new td:first-child{box-shadow:inset 3px 0 0 var(--accent)}
@media(min-width:1000px){
 .cs-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;align-items:start}
 .cs-chart{position:sticky;top:90px}
 .cs-chart .tabpane{max-height:calc(100vh - 290px)}
}
/* paywall + gate */
.paywall{border:2px solid var(--accent);background:linear-gradient(180deg,#1a1700,#111 60%);text-align:left}
.lock-ico{font-size:2rem;line-height:1;margin-bottom:6px}
ol.paysteps{margin:10px 0 4px 22px;display:block;padding:0}ol.paysteps li{margin:8px 0;line-height:1.5}
.locked-q{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px dashed #444;border-radius:12px;margin-bottom:8px;color:var(--muted)}
.gate label{font-size:1rem;margin-top:12px}
.gate input{font-size:1.1rem;min-height:52px}
input.pin{font-size:1.6rem!important;letter-spacing:.5em;text-align:center;max-width:220px;font-variant-numeric:tabular-nums}
/* admin */
.chip{font:inherit;font-size:.85rem;font-weight:800;border:1px solid var(--line);background:#141414;color:var(--fg);border-radius:999px;padding:8px 14px;min-height:40px;cursor:pointer}
.chip.on{background:var(--accent);color:#000;border-color:var(--accent)}
.stu-link{color:var(--fg);font-weight:800;text-decoration:underline;text-decoration-color:#555;text-underline-offset:3px}
.tbl td.pass{color:var(--ok)}.tbl td.fail{color:var(--bad)}
.perf-grid{display:grid;gap:0 16px}
@media(min-width:900px){.perf-grid{grid-template-columns:1fr 1fr}}
.dq{border-left:4px solid var(--line);padding:12px 0 12px 14px;border-top:1px solid var(--line)}
.dq.ok{border-left-color:var(--ok)}.dq.bad{border-left-color:var(--bad)}
.dq-head{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.dq-score{margin-left:auto;font-weight:800;font-size:.88rem;font-variant-numeric:tabular-nums}
.dq-stem{margin:8px 0;font-size:.95rem;white-space:pre-line}
.dq-ans{display:grid;gap:10px;font-size:.9rem}
@media(min-width:700px){.dq-ans{grid-template-columns:1fr 1fr}}
.dq-ans>div{background:#0f0f0f;border:1px solid var(--line);border-radius:10px;padding:10px}
.dq-ans small{display:block;color:var(--accent);font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}
.dq-reason{margin-top:8px;font-size:.9rem;color:#f3c1c1}
body.admin .qwrap,.qwrap.admin{max-width:1180px}
.cfg{display:flex;flex-wrap:wrap;gap:10px;align-items:center;text-align:left}
.cfg label{margin:0;display:inline;font-weight:600}
.cfg input{width:90px!important;margin:0!important;display:inline-block}
#fb{scroll-margin-top:96px}#fb .rv{scroll-margin-top:96px}
/* Phase 1: easy rationale design */
.easy{background:#0f1a12;border:2px solid var(--ok);border-radius:14px;padding:14px 16px;margin-top:14px}
.easy h3,.trick h3{font-size:1rem;font-weight:900;margin-bottom:6px}
.easy p{font-size:1.02rem;line-height:1.65;color:#0B3B24}
.trick{background:#1f1a00;border:2px dashed var(--accent);border-radius:14px;padding:14px 16px;margin-top:14px}
.trick h3{color:var(--accent)}.trick p{font-size:1.02rem;line-height:1.6;font-weight:600;color:#fff6c2}
figure.diagram{margin:14px 0 0;background:#fff;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
figure.diagram img{display:block;width:100%;height:auto}
figure.diagram figcaption{background:#111;color:#ddd;font-size:.9rem;padding:8px 12px;text-align:center}
/* plan page */
.plan-kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:10px 0 16px}
@media(min-width:640px){.plan-kpis{grid-template-columns:repeat(4,1fr)}}
.wk-card{padding:0;overflow:hidden}
.wk-card>summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 18px;min-height:60px}
.wk-card>summary::-webkit-details-marker{display:none}
.wk-card>summary b{font-size:1.1rem;font-weight:900}.wk-card>summary small{display:block;color:var(--muted);font-size:.85rem;font-weight:600}
.wk-card>summary:after{content:'+';font-weight:900;color:var(--accent);font-size:1.4rem}
.wk-card[open]>summary:after{content:'–'}
.pday{display:flex;gap:12px;padding:14px 18px;border-top:1px solid var(--line);align-items:flex-start}
.pday .dn{flex:none;width:50px;height:50px;border-radius:12px;background:#0f0f0f;border:2px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:900;line-height:1}
.pday .dn small{font-size:.55rem;letter-spacing:.1em;color:var(--muted)}
.pday.open .dn{border-color:var(--accent);color:var(--accent)}.pday.done .dn{border-color:var(--ok);color:var(--ok)}
.pday.today{background:#1a1700;box-shadow:inset 4px 0 0 var(--accent)}
.pday.locked .pb{opacity:.85}
.pday .pb{flex:1;min-width:0}
.pday .pb b{display:block;font-size:1rem;line-height:1.3}
.pday .pb ul{margin:6px 0 0 18px}.pday .pb li{margin:3px 0;font-size:.95rem;line-height:1.45}
.pday .meta2{font-size:.82rem;color:var(--muted);margin-top:6px}
.pday .act{flex:none}
.ptag{display:inline-block;font-size:.66rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;padding:3px 7px;border-radius:99px;background:#262626;color:#ddd;margin-right:4px;vertical-align:middle}
.ptag.mixed{background:var(--accent);color:#000}.ptag.review{background:#1e3a5f;color:#bfdbfe}.ptag.mock{background:#fff;color:#000}.ptag.final{background:#3a1010;color:#fecaca}.ptag.today{background:var(--ok);color:#00150a}
/* Today / Tomorrow cards + full-plan navigation (approved plan, 28 Sep 2026) */
.tt-card{border:2px solid var(--accent);background:#141200}
.tt-card.tomorrow{border-color:#3b82f6;background:#0b1220}
.tt-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.tt-kind{font-weight:900;letter-spacing:.06em;font-size:.85rem;color:var(--accent)}.tt-card.tomorrow .tt-kind{color:#93c5fd}
.tt-day{font-weight:900;font-size:1.35rem;background:var(--accent);color:#000;border-radius:10px;padding:2px 12px}.tt-card.tomorrow .tt-day{background:#3b82f6;color:#fff}
.tt-date{font-weight:800;font-size:1.05rem;margin-top:8px}
.tt-title{margin:6px 0 2px}
.tt-lbl{font-weight:800;margin:12px 0 4px}
.tt-topics{margin:0 0 0 20px}.tt-topics li{margin:4px 0;font-size:1rem;line-height:1.45}
.jsel{width:100%;min-height:48px;font-size:1rem;background:#0f0f0f;color:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 10px;margin-top:4px}
.wchips{display:flex;flex-wrap:wrap;gap:8px}
.wchip{min-width:52px;min-height:44px;border-radius:12px;border:1px solid var(--line);background:#0f0f0f;color:#fff;font-weight:800;font-size:.95rem;font-family:inherit;cursor:pointer}
.wchip.on{background:var(--accent);color:#000;border-color:var(--accent)}
.jump .row2{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.pdate{font-size:.85rem;font-weight:800;color:var(--accent);margin-bottom:4px}.pday.locked .pdate{color:#d4d4d4}
.pday{scroll-margin-top:12px}.wk-card{scroll-margin-top:12px}
.pday.flash{animation:flash 1.6s ease}
@keyframes flash{0%,40%{background:#3a3200}100%{background:transparent}}
.navlinks a.admin-lo{color:#ffd400;border:2px solid #ffd400;font-weight:900}
.navlinks a.admin-lo:hover{background:#ffd400;color:#000}
.navlinks a[hidden]{display:none}

/* Light NCLEX exam look — last so it wins over old black/yellow */
.btn{color:#fff}
.btn.ghost{color:var(--fg)}
.pill{background:#E8EEF4;color:#0B2545}
.pill.y{background:var(--accent);color:#fff}
.pill.g{background:var(--ok);color:#fff}
.pill.r{background:var(--bad);color:#fff}
.pill.o{background:#FFF4E5;color:#9A5B00}
.stat,.day .dn,.mx-row,.cloze,.hl-text,.ans li,.expl,.meta div,.choice,details.more,.chart,.tab,.chip,.dq-ans>div,.pday .dn,.jsel,.wchip,pre.ann{background:#fff;color:var(--fg)}
.qprog{background:#E8EEF4}
.topics-box,.kp,.tip,.trick,.note-row.new,.chart-tbl tr.new td,.pday.today,.tt-card{background:#EEF6FA;color:var(--fg);border-color:var(--accent)}
.survey{background:#FDECEC}
.survey.done{background:#E7F6EE}
.easy{background:#E7F6EE;color:#0B3B24}
.easy p,.easy h3{color:#0B3B24}
.ans li.c,.ans li.c .why{color:#0B3B24}
.trick p{color:var(--fg)}
.choice:has(input:checked),.mx-cols label:has(input:checked){background:#E8F4FA}
.tt-card.tomorrow{background:#F3F8FC;border-color:#0B6E99}
.tt-kind{color:var(--accent)}
.tt-day,.ptag.mixed,.wchip.on,.chip.on,.seg.on,.chart-head{color:#fff}
.wchip.on,.chip.on{background:var(--accent)}
.tab.on{background:var(--accent);color:#fff;border-color:var(--accent)}
.navlinks a.admin-lo{color:var(--accent);border-color:var(--accent)}
.navlinks a.admin-lo:hover{background:var(--accent);color:#fff}
@keyframes flash{0%,40%{background:#E8F4FA}100%{background:transparent}}

/* Pearson VUE NCLEX screen. Item text uses the official color scheme. Chrome stays black on gray so it never disappears. */
.lead,.chart-client,.kp,.expl,.note-row p,.pday.locked .pdate{color:var(--fg)}
.ans li .why{color:inherit}
.easy{background:#E7F6EE;color:#0B3B24}
.easy p,.easy h3{color:#0B3B24}
.dq-reason{color:#6B1D1D}
.paywall,.paywall p,.paywall li{background:#EEF6FA;color:var(--fg)}
.qhead{background:#fff;color:var(--fg)}
.timer{color:var(--fg)}
.form-error{background:#FDECEC;color:#6B1D1D;border:2px solid #A33}
.stem,.opt span{overflow-wrap:anywhere}
.opt{align-items:flex-start}
.opt span{min-width:0;flex:1}
.opt input[type=radio],.opt input[type=checkbox],.choice input[type=radio],.choice input[type=checkbox]{width:22px!important;height:22px!important;min-width:22px;max-width:22px;padding:0!important;margin:3px 0 0!important;border:0!important;background:transparent!important;box-shadow:none!important;flex:none}
body.exam-on{background:#D9DDE3}
body.exam-on .qwrap{max-width:1100px}
body.exam-on.wide .qwrap{max-width:1180px}
.pv-exam{--pv-fg:#000;--pv-bg:#fff;--pv-bd:#00f;border:3px solid var(--pv-bd);background:var(--pv-bg);color:var(--pv-fg);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.45;font-weight:400}
.pv-exam,.pv-exam *{font-family:Arial,Helvetica,sans-serif}
.pv-exam button,.pv-exam select,.pv-exam input,.pv-exam textarea{font-family:Arial,Helvetica,sans-serif}
.pv-exam[data-scheme="bw"]{--pv-bd:#fff}
.pv-exam[data-scheme="bly"]{--pv-bg:#FFFF99;--pv-bd:#000}
.pv-exam[data-scheme="by"]{--pv-bg:#FF0;--pv-bd:#000}
.pv-exam[data-scheme="bs"]{--pv-bg:#FA8072;--pv-bd:#000}
.pv-exam[data-scheme="bluw"]{--pv-fg:#00f;--pv-bd:#00f}
.pv-exam[data-scheme="bluy"]{--pv-fg:#00f;--pv-bg:#FF0;--pv-bd:#00f}
.pv-exam[data-scheme="wb"]{--pv-fg:#fff;--pv-bg:#000;--pv-bd:#fff}
.pv-exam[data-scheme="lyb"]{--pv-fg:#FFFF99;--pv-bg:#000;--pv-bd:#FFFF99}
.pv-exam[data-scheme="yb"]{--pv-fg:#FF0;--pv-bg:#000;--pv-bd:#FF0}
.pv-exam[data-scheme="wbl"]{--pv-fg:#fff;--pv-bg:#00f;--pv-bd:#fff}
.pv-exam[data-scheme="ybl"]{--pv-fg:#FF0;--pv-bg:#00f;--pv-bd:#FF0}
.pv-bar,.pv-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;background:#E6E6E6;color:#000;padding:8px 10px}
.pv-bar{flex-direction:column;align-items:stretch;border-bottom:1px solid #000}
.pv-bar-top{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%}
.pv-foot{border-top:1px solid #000}
.pv-name,.pv-qnum,.pv-lbl,.pv-long,.pv-short,.pv-readout{color:#000;background:transparent}
.pv-name,.pv-qnum{font-weight:700}
.pv-tools{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.pv-tool{font-size:14px;font-weight:700;background:#fff;color:#000;border:1px solid #000;min-height:36px;padding:6px 10px;cursor:pointer}
.pv-tool.on{outline:3px solid #00f;background:#E8F0FF}
.pv-readout{font-variant-numeric:tabular-nums;min-width:92px;text-align:right}
.pv-lbl{font-size:13px;font-weight:700}
.pv-long b,.pv-short{font-size:20px}
.pv-exam[data-time="off"] .pv-readout{visibility:hidden}
.pv-exam[data-time="short"] .pv-long,.pv-exam[data-time="long"] .pv-short{display:none}
.pv-readout.low,.pv-readout.low b{color:#8B0000}
.pv-mid{display:grid;grid-template-columns:1fr}
.pv-item{background:var(--pv-bg);color:var(--pv-fg);padding:16px 18px 8px;min-width:0}
.pv-side{order:-1;display:flex;align-items:center;background:var(--pv-bg);color:var(--pv-fg);padding:8px 10px;border-top:2px solid var(--pv-fg)}
.pv-side-lbl{display:flex;align-items:center;gap:8px;width:100%;font-weight:700;font-size:14px;color:var(--pv-fg)}
.pv-side select{flex:1;width:auto;min-width:0;margin:0;background:#fff;color:#000;border:1px solid #000;font-size:14px;padding:8px}
@media(min-width:801px){.pv-mid{grid-template-columns:minmax(0,1fr) 220px}.pv-side{order:0;display:block;border-top:0;border-left:2px solid var(--pv-fg)}.pv-side-lbl{display:block}.pv-side select{width:100%;margin-top:6px}}
.pv-note{font-weight:700;margin:0 0 8px}
.pv-item .stem{font-weight:400;font-size:16px;line-height:1.45;color:var(--pv-fg);margin:0 0 12px}
.pv-item .instr{color:var(--pv-fg);text-transform:none;letter-spacing:0;font-weight:700;font-size:16px;margin:0 0 12px}
.pv-item .opt,.pv-item .mx-row,.pv-item .mx-cols label,.pv-item .cloze,.pv-item .hl-text,.pv-item .chart,.pv-item .tab,.pv-item .bt-slot{background:var(--pv-bg);color:var(--pv-fg);border-color:var(--pv-fg)}
.pv-item .opt{border:1px solid var(--pv-fg);border-radius:0;font-weight:400;font-size:16px;box-shadow:none}
.pv-item .opt span,.pv-item .opt b,.pv-item .mx-row p,.pv-item .muted,.pv-item .small,.pv-item .seg,.pv-item .chart-head,.pv-item .chart-head span,.pv-item .chart-client,.pv-item .note-row,.pv-item .note-row b,.pv-item .note-row p,.pv-item .chart-tbl th,.pv-item .chart-tbl td,.pv-item .bt-group h4,.pv-item .pv-note{color:var(--pv-fg)}
.pv-item .opt:has(input:checked),.pv-item .mx-cols label:has(input:checked){background:var(--pv-bg);color:var(--pv-fg);outline:3px solid var(--pv-fg);border-color:var(--pv-fg)}
.pv-item .opt input{accent-color:var(--pv-fg)}
.pv-item .tab{border-radius:0}
.pv-item .tab.on{background:var(--pv-fg);color:var(--pv-bg);border-color:var(--pv-fg)}
.pv-item .seg.on{background:var(--pv-fg);color:var(--pv-bg)}
.pv-item .note-row.new,.pv-item .chart-tbl tr.new td{background:var(--pv-bg);color:var(--pv-fg)}
.pv-item .newtag{background:#B00020;color:#fff}
.pv-item .dot{box-shadow:0 0 0 2px var(--pv-bg)}
.pv-item select,.pv-item .cloze select,.pv-item .study-min input{background:var(--pv-bg);color:var(--pv-fg);border:1px solid var(--pv-fg);border-radius:0;font-size:16px;font-weight:400}
.pv-item #studyMin,.pv-item #studySrc{display:block;width:100%;max-width:420px;margin:0 0 8px;padding:8px 10px}
.pv-item .study-min{margin:0 0 8px}
.pv-item .study-min input{width:120px;padding:8px 10px;margin:0}
.pv-item .study-min span{font-weight:700;color:var(--pv-fg)}
.pv-item #studySrc{display:block;width:100%;max-width:320px;margin-top:4px;padding:8px}
.pv-topics{margin:0 0 16px 22px;font-size:16px;line-height:1.45;color:var(--pv-fg)}
.pv-topics li{margin:4px 0;font-weight:400}
.pv-item .chart{border:2px solid var(--pv-fg);border-radius:0}
.pv-item .chart-head{background:var(--pv-bg);border-bottom:2px solid var(--pv-fg)}
.pv-next,.pv-item .btn{background:#0000CC;color:#fff;border:2px solid #000;border-radius:2px;box-shadow:none;text-transform:none;letter-spacing:0;font-weight:700;font-size:16px;min-height:44px;padding:8px 22px}
.pv-next[disabled],.pv-item .btn[disabled]{opacity:1;background:#D0D0D0;color:#222}
.pv-item .form-error{background:#FDECEC;color:#6B1D1D;border:2px solid #8B1E1E}
.pv-item .card,.pv-item .rv,.pv-item details.more,.pv-item .expl,.pv-item .kp,.pv-item .ans li{background:#fff;color:#000}
.pv-item .easy,.pv-item .ans li.c,.pv-item .verdict.g{background:#E7F6EE;color:#0B3B24}
.pv-item .easy p,.pv-item .easy h3{color:#0B3B24}
.pv-item .trick{background:#FFF8D6;color:#1A1500;border-color:#000}
.pv-item .trick p,.pv-item .trick h3{color:#1A1500}
.pv-item .ans li.w,.pv-item .verdict.r{background:#FDECEC;color:#6B1D1D}
.pv-item .ans li .why{color:inherit}
.pv-item details.more>summary:before{background:#E6E6E6;color:#000}
.pv-calc{position:fixed;z-index:80;bottom:16px;right:12px;width:240px;background:#D4D0C8;color:#000;border:2px solid #000;box-shadow:4px 4px 0 rgba(0,0,0,.35);font-family:Arial,Helvetica,sans-serif}
.pv-calc-bar{display:flex;justify-content:space-between;align-items:center;background:#000080;color:#fff;padding:6px 8px;cursor:move;font-weight:700;user-select:none;touch-action:none}
.pv-calc-bar button{background:#fff;color:#000;border:1px solid #000;width:28px;height:28px;font-weight:700;cursor:pointer}
.pv-calc-screen{background:#fff;color:#000;border:2px inset #808080;margin:8px;padding:8px;text-align:right;font-size:22px;font-variant-numeric:tabular-nums;min-height:44px;overflow:hidden}
.pv-calc-keys{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:0 8px 8px}
.pv-key{font-weight:700;background:#F4F4F4;color:#000;border:1px solid #000;min-height:40px;cursor:pointer}
.pv-key.eq{grid-column:1 / -1;background:#0000CC;color:#fff}


/* ===== NGN clinical theme (Oct 2026) — general pages ===== */
:root{--ok:#217A47;--ok-bg:#E9F5EE;--bad:#B3261E;--bad-bg:#FBEDEC}
.card{border-radius:6px;border:1px solid var(--line);box-shadow:0 1px 2px rgba(19,48,90,.06)}
.card.accent{border:1px solid var(--line);border-top:4px solid var(--navy);box-shadow:0 1px 2px rgba(19,48,90,.06)}
.card h2,.h-lg,.h-md,.page-title{font-family:var(--xfont);text-transform:none;font-weight:700;letter-spacing:-.01em;color:var(--navy)}
.lead{color:var(--fg)}
.btn{border-radius:5px;box-shadow:none;text-transform:none;letter-spacing:0;font-weight:700;background:var(--accent);color:#fff}
.btn:hover{background:var(--accent-dark)}
.btn:active{transform:none;box-shadow:none}
.btn.ghost{background:#fff;border:1px solid #9FB0C6;color:var(--navy)}
.btn.ghost:hover{background:#F0F4F9}
.btn.wa{background:var(--wa);box-shadow:none}
.btn.wa:hover{background:var(--wa-dark)}
.btn.ok{background:var(--ok)}
.pill{border-radius:3px;letter-spacing:.04em;font-weight:700}
.pill.y{background:var(--navy);color:#fff}
.link{color:var(--accent)}
.choice{border:1px solid var(--line);border-radius:4px}
.choice:has(input:checked){border-color:var(--accent);background:#E3EDF9}
.choice em{color:var(--accent)}
.topics-box{background:#F4F6F9;border:1px solid var(--line);border-left:4px solid var(--navy);border-radius:4px}
ul.clean li:before{background:var(--navy);border-radius:1px}
.day .dn,.pday .dn{border-radius:4px;border-width:1px}
.day.open .dn,.pday.open .dn{border-color:var(--accent);color:var(--accent);background:#EEF4FB}
.day.done .dn,.pday.done .dn{background:#EEF7F1}
.tt-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--accent)}
.tt-card.tomorrow{background:#fff;border-color:var(--line);border-top-color:#6B87AD}
.tt-kind{color:var(--navy)}.tt-card.tomorrow .tt-kind{color:#4A6488}
.tt-day{border-radius:4px;background:var(--navy);color:#fff}
.tt-card.tomorrow .tt-day{background:#6B87AD}
.paywall{background:#fff;border:1px solid var(--line);border-top:4px solid var(--navy)}
.locked-q{border:1px dashed #9FB0C6;border-radius:4px}
.stat{border-radius:4px}.stat b{color:var(--navy)}
.timer{color:var(--navy)}
.spinner{border-color:#D5DCE5;border-top-color:var(--accent)}
.toast{background:var(--navy);color:#fff;border-radius:4px}
.study-min input,.study select{border-width:1px;border-radius:4px}
.wk-card>summary:after{color:var(--navy)}
.pday.today{background:#EEF4FB;box-shadow:inset 4px 0 0 var(--accent)}
.pdate{color:var(--accent)}
.chip,.wchip,.jsel{border-radius:4px}
.navlinks a{border-radius:4px}
/* review + rationale */
.score-hero .big,.big:not(.btn){color:var(--navy)}
.rv{border-left-width:4px}
.verdict{border-radius:3px;font-size:.98rem}
.rv-title{font-size:.78rem;text-transform:uppercase;letter-spacing:.07em;color:var(--navy);margin:6px 0 4px}
.ans li{border-width:1px;border-radius:4px;background:#fff}
.ans li.c{background:#EEF7F1}.ans li.w{background:#FDF0EF}
.ans li .why{color:#3A4656}
.tag.you{color:var(--accent)}
.expl{border-radius:4px;color:var(--fg)}
.easy{background:#F1F8F3;border:1px solid #A7D0B4;border-radius:4px}
.easy p{color:var(--fg)}
.trick{background:#FFFBEA;border:1px dashed #C99A00;border-radius:4px}
.trick h3{color:#7A5A00}.trick p{color:var(--fg)}
.kp{background:#F4F6F9;border:1px solid var(--line);border-left:4px solid var(--navy);border-radius:4px;color:var(--fg)}
.kp b{color:var(--navy)}
.tip{background:#F4F6F9;border:1px solid var(--line);border-radius:4px}
details.more{border-radius:4px;background:#fff}
details.more>summary:before{background:#E4E9F0;color:var(--navy)}
dl.meta dt,h4.sub{color:var(--navy)}
figure.diagram{border-radius:4px}
figure.diagram figcaption{background:#F4F6F9;color:var(--fg)}
.survey{background:#FFF5F4;border:1px solid #E3A8A4;border-left:4px solid var(--bad);border-radius:4px}
.survey.done{background:#F1F8F3;border-color:#A7D0B4;border-left-color:var(--ok)}
.survey legend{color:#7A1F1A;font-family:var(--xfont)}
.survey.done legend{color:#1E5A35}
.survey .opt{border-width:1px;border-radius:3px;min-height:46px}
.req{color:var(--bad)}
/* client chart (exam + review) */
.chart{background:#fff;border:1px solid #B9C4D2;border-radius:4px;overflow:hidden}
.chart-head{background:#2B4A75;color:#fff;padding:7px 12px;font-size:.85rem;flex-wrap:nowrap}
.chart-head b{font-weight:700;font-size:.92rem}.chart-head span{font-weight:400;opacity:.9;font-size:.8rem}
.chart-toggle{margin-left:auto;font:inherit;font-size:.78rem;font-weight:700;background:#fff;color:var(--navy);border:0;border-radius:3px;padding:4px 10px;min-height:28px;cursor:pointer}
details .chart-toggle{display:none}
.chart-client{color:var(--fg);font-size:.9rem;padding:10px 12px 8px;background:#fff;border-bottom:1px solid #E1E6ED}
.tabs{gap:2px;padding:6px 6px 0;background:#DDE4ED;border-bottom:1px solid #9FB0C6}
.tab{border-radius:4px 4px 0 0;background:#EEF2F7;border:1px solid #B9C4D2;border-bottom:0;color:var(--fg);font-weight:400;font-family:var(--xfont);min-height:38px;padding:7px 12px;font-size:.86rem}
.tab.on{background:#fff;color:var(--navy);font-weight:700;border-color:#9FB0C6;box-shadow:inset 0 3px 0 var(--accent);position:relative;top:1px}
.tabpane{background:#fff;padding:12px 14px}
.dot{background:#B3261E;box-shadow:none;width:8px;height:8px}
.note-row{border-left:3px solid #C9D1DB;background:#fff}
.note-row b{color:var(--navy);font-size:.82rem}
.note-row.new{background:#FFF8DB;border-left-color:#C99A00;color:var(--fg)}
.newtag{background:#B3261E;border-radius:3px}
.chart-tbl{font-size:.86rem}
.chart-tbl th{background:#E4E9F0;color:var(--fg);border:1px solid #C9D1DB;letter-spacing:.02em}
.chart-tbl td{border:1px solid #DDE3EA}
.chart-tbl tr.new td{background:#FFF8DB}
.chart.collapsed .tabs,.chart.collapsed .tabpane,.chart.collapsed .chart-client{display:none!important}

/* ===== NGN exam shell (question screens): navy header, item counter + timer, white item area, bottom Next (N) bar ===== */
body.exam{background:#fff;overflow:hidden}
body.exam #top,body.exam .foot{display:none}
body.exam .qwrap{max-width:none;padding:0}
.xm{position:fixed;inset:0;z-index:30;display:flex;flex-direction:column;background:#fff;color:#1B2533;font-family:var(--xfont);font-size:16px}
.xm-top{flex:none;display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--navy);color:#fff;padding:8px 16px;min-height:50px;padding-top:calc(8px + env(safe-area-inset-top))}
.xm-title{display:flex;align-items:baseline;gap:10px;min-width:0;white-space:nowrap;overflow:hidden}
.xm-title b{font-size:1.02rem;font-weight:700}
.xm-title span{font-size:.84rem;opacity:.85;overflow:hidden;text-overflow:ellipsis}
.xm-meta{display:flex;gap:16px;font-variant-numeric:tabular-nums;font-size:.95rem;white-space:nowrap}
.xm-meta small{color:#C3D3E8;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em}
.xm-meta b{font-weight:700}
.xm-sub{flex:none;display:flex;justify-content:space-between;align-items:center;gap:8px;background:#DDE4ED;border-bottom:1px solid #B9C4D2;padding:5px 16px;font-size:.8rem;color:#2A3A50;min-height:34px}
.xm-tags{display:flex;gap:8px;flex-wrap:wrap;align-items:center;min-width:0}
.xm-type{font-weight:700}
.xm-cs,.xm-rev{border:1px solid #9FB0C6;background:#fff;border-radius:3px;padding:0 7px;line-height:1.6}
.xm-exit{color:#1D4F8C;font-weight:700;text-decoration:none;white-space:nowrap;padding:4px 0}
.xm-exit:hover{text-decoration:underline}
.xm-prog{flex:none;height:3px;background:#E6EAF0}.xm-prog i{display:block;height:100%;background:#4A7BC4}
.xm-body{flex:1;min-height:0;overflow:auto;-webkit-overflow-scrolling:touch;background:#fff;overscroll-behavior:contain}
.xm-item{max-width:880px;margin:0 auto;padding:22px 18px 32px}
.xm-foot{flex:none;display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--navy);color:#fff;padding:8px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom))}
.xm-foot-l{font-size:.84rem;opacity:.9;white-space:nowrap}
.xm-msg{flex:1;font-size:.78rem;color:#FFD9A8;text-align:right;line-height:1.3}
.xm-next{font-family:var(--xfont);font-weight:700;font-size:1rem;background:linear-gradient(#FFFFFF,#E1E7EF);color:var(--navy);border:1px solid #8C9CB3;border-radius:4px;padding:10px 22px;min-height:44px;min-width:128px;cursor:pointer;white-space:nowrap}
.xm-next u{text-decoration:none}
.xm-next:hover:not([disabled]){background:#fff}
.xm-next:focus-visible{outline:3px solid #9CC3EE;outline-offset:2px}
.xm-next[disabled]{opacity:.5;cursor:not-allowed}
.xm .stem{font-family:var(--xfont);font-size:1.02rem;font-weight:400;line-height:1.55;color:#1B2533;margin:0 0 14px}
.xm .instr{font-family:var(--xfont);text-transform:none;letter-spacing:0;color:#1B2533;font-weight:700;font-size:.95rem;margin:0 0 10px}
.xm .form-error{margin-top:12px}
/* SBA / SATA: plain radio / checkbox list */
.xin .opt.xo{background:#fff;border:1px solid transparent;border-bottom-color:#EEF1F5;border-radius:3px;min-height:46px;padding:9px 10px;margin:0 0 2px;font-weight:400;font-size:1rem;gap:12px;color:#1B2533}
.xin .opt.xo:hover{background:#F2F6FB}
.xin .opt.xo:has(input:checked){background:#E3EDF9;border-color:#9DB9DE}
.xin .opt input{width:20px;height:20px;accent-color:#1D5FA6}
#inp.locked{opacity:.8}
#pickc{margin-top:6px}
/* Matrix grid */
.mx-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #B9C4D2}
.mx-grid{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff}
.mx-grid th,.mx-grid td{border:1px solid #C9D1DB;padding:8px 10px}
.mx-grid thead th{background:#E4E9F0;font-weight:700;text-align:center;font-size:.86rem;line-height:1.3;min-width:78px}
.mx-grid thead th.mx-h0{text-align:left;font-weight:400;font-style:italic;color:#5B6675;min-width:0}
.mx-grid tbody th{text-align:left;font-weight:400;min-width:150px;line-height:1.4}
.mx-grid tbody tr:nth-child(even){background:#FAFBFC}
.mx-grid .mx-row{border:0;padding:0;margin:0;background:transparent}
.mx-grid tbody tr:nth-child(even).mx-row{background:#FAFBFC}
.mx-grid td{text-align:center;padding:0}
.mx-grid td:has(input:checked){background:#E3EDF9}
.mx-cell{display:flex;align-items:center;justify-content:center;min-height:46px;min-width:46px;cursor:pointer;margin:0}
.mx-cell input{width:20px!important;height:20px;margin:0!important;padding:0!important;flex:none;accent-color:#1D5FA6}
/* Drop-down cloze */
.xm .cloze{background:#fff;border:0;padding:0;font-size:1rem;line-height:2.3;color:#1B2533}
.xm .cloze select{font-family:var(--xfont);border:1px solid #7F8FA6;border-radius:3px;background:#fff;padding:4px 8px;min-height:36px;font-size:.95rem;margin:0 2px;color:#1B2533;max-width:100%}
/* Highlight */
.xm .hl-text{background:#fff;border:1px solid #C9D1DB;border-radius:3px;padding:12px 14px;line-height:2.05;font-size:1rem;color:#1B2533}
.xm .seg{border-bottom:1px dotted #8A99AD;border-radius:2px}
.xm .seg:hover{background:#FFF6C4}
.xm .seg.on{background:#FFE45C;color:#1B2533;border-bottom-color:transparent}
/* Bowtie */
.bt-diagram{grid-template-columns:1fr 1.15fr 1fr;gap:8px;background:#F6F8FB;border:1px solid #C9D1DB;padding:10px;border-radius:3px}
.bt-slot{border:1px dashed #8A99AD;background:#fff;border-radius:3px;min-height:58px;font-size:.8rem;flex-direction:column;color:#1B2533;font-weight:400;line-height:1.3}
.bt-slot small{display:block;font-size:.64rem;color:#5B6675;text-transform:uppercase;letter-spacing:.03em;margin-bottom:2px;font-weight:700}
.bt-slot.filled{border:1px solid #1D5FA6;background:#E3EDF9}
.bt-groups{display:grid;gap:10px}
.bt-group{border:1px solid #C9D1DB;border-radius:3px;padding:8px;margin:0}
.bt-group h4{color:var(--navy);text-transform:none;letter-spacing:0;font-size:.85rem;background:#E4E9F0;margin:-8px -8px 8px;padding:7px 8px;border-bottom:1px solid #C9D1DB}
.bt-group .opt{border-radius:3px;border:1px solid #C9D1DB;margin-bottom:6px;font-size:.92rem;min-height:42px;padding:8px 10px;font-weight:400}
@media(min-width:760px){.bt-groups{grid-template-columns:repeat(3,minmax(0,1fr))}}
/* Tutor rationale inside the item area */
.xm #fb .rv{border:1px solid #C9D1DB;border-top:4px solid #C9D1DB;border-radius:4px;box-shadow:none;margin:22px 0 0;padding:16px 14px}
.xm #fb .rv.ok{border-top-color:var(--ok)}.xm #fb .rv.bad{border-top-color:var(--bad)}
.why-left{color:var(--bad)!important;font-weight:700}
/* Case study: chart pane (left) + item (right) */
.xm-chart{background:#F6F8FB;border-bottom:3px solid #B9C4D2}
.xm-chart .chart{border:0;border-radius:0;margin:0}
.xm-chart .tabpane{max-height:30vh}
@media(min-width:900px){
 .xm-split .xm-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);overflow:hidden}
 .xm-split .xm-chart{overflow:auto;border-bottom:0;border-right:3px solid #B9C4D2;min-height:0}
 .xm-split .xm-chart .tabpane{max-height:none}
 .xm-split .xm-item{overflow:auto;max-width:none;margin:0;min-height:0}
 .xm-chart .chart-toggle{display:none}
}
@media(max-width:560px){
 .xm-top{padding-left:12px;padding-right:12px}
 .xm-title span{display:none}
 .xm-meta{gap:12px;font-size:.9rem}
 .xm-sub{padding-left:12px;padding-right:12px}
 .xm-item{padding:16px 14px 28px}
 .xm-foot-l{display:none}
 .xm-msg{text-align:left}
 .mx-grid{font-size:.9rem}
 .mx-grid th,.mx-grid td{padding:7px 8px}
 .mx-grid tbody th{min-width:120px}
 .mx-grid thead th{min-width:64px;font-size:.8rem}
 .bt-slot{font-size:.72rem;min-height:52px}
}

/* ===== Test-driver tools (Oct 2026): calculator, time/clock, display schemes, help, chart window ===== */
.xin .opt.xo,.bt-group .opt{align-items:center}
.xin .opt.xo input,.bt-group .opt input{margin:0!important}
.xm-q .xm-tags{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:0 0 12px;font-size:.76rem;color:#5B6675}
.xm-q .xm-type{font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.xm-q .xm-cs,.xm-q .xm-rev{border:1px solid #9FB0C6;border-radius:3px;padding:0 7px;line-height:1.7;color:#2A3A50;background:transparent}
.xm-tools{display:flex;gap:6px;align-items:center}
.xm-tool{display:inline-flex;align-items:center;gap:6px;font-family:var(--xfont);font-size:.82rem;font-weight:700;color:var(--navy);background:linear-gradient(#fff,#E9EEF4);border:1px solid #9FB0C6;border-radius:3px;min-height:32px;padding:4px 10px;cursor:pointer}
.xm-tool:hover{border-color:var(--accent)}
.xm-tool.on{background:#C9D8EC;border-color:var(--accent)}
.xm-help{width:32px;justify-content:center;padding:0;border-radius:50%;font-size:.95rem}
.xm-tool i{display:inline-block;width:14px;height:14px;background-repeat:no-repeat;background-size:contain;background-position:center}
.ic-calc{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Crect x='2' y='.5' width='10' height='13' rx='1.5' fill='none' stroke='%2313305A'/%3E%3Crect x='3.5' y='2' width='7' height='3' fill='%2313305A'/%3E%3Cg fill='%2313305A'%3E%3Ccircle cx='4.5' cy='7.5' r='.9'/%3E%3Ccircle cx='7' cy='7.5' r='.9'/%3E%3Ccircle cx='9.5' cy='7.5' r='.9'/%3E%3Ccircle cx='4.5' cy='10.5' r='.9'/%3E%3Ccircle cx='7' cy='10.5' r='.9'/%3E%3Ccircle cx='9.5' cy='10.5' r='.9'/%3E%3C/g%3E%3C/svg%3E")}
.ic-clock{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Ccircle cx='7' cy='7' r='6' fill='none' stroke='%2313305A' stroke-width='1.3'/%3E%3Cpath d='M7 3.5V7l2.5 1.5' fill='none' stroke='%2313305A' stroke-width='1.3' stroke-linecap='round'/%3E%3C/svg%3E")}
.xm-time{display:inline-flex;align-items:baseline;gap:6px;background:transparent;border:1px solid transparent;border-radius:3px;color:#fff;font-family:var(--xfont);font-size:inherit;cursor:pointer;padding:3px 6px;white-space:nowrap}
.xm-time:hover{border-color:rgba(255,255,255,.45)}
.xm-time b{font-weight:700;font-variant-numeric:tabular-nums}
.xm-time.off b{font-size:.8rem;text-decoration:underline}
.xm-time.low b{color:#FFD08A}
.xm-clock{font-variant-numeric:tabular-nums;border-left:1px solid rgba(255,255,255,.3);padding-left:12px}
.xm-meta{align-items:center}
/* time / display popover */
.xm-pop{position:fixed;z-index:65;width:290px;max-width:calc(100vw - 16px);background:#fff;border:1px solid #7F8FA6;border-radius:6px;box-shadow:0 10px 30px rgba(10,20,40,.3);padding:8px 12px 12px;color:#1B2533;font-size:.9rem}
.xm-pop b{display:block;font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--navy);margin:10px 0 4px}
.xm-mi{display:flex!important;gap:8px;align-items:center;font-weight:400;margin:0;min-height:36px;font-size:.92rem;cursor:pointer}
.xm-mi input{width:18px!important;height:18px;margin:0!important;padding:0!important;flex:none;accent-color:var(--accent)}
.xm-pop select{margin:0 0 10px;padding:8px;font-size:.9rem}
.xm-pop-x{width:100%;font:inherit;font-weight:700;background:var(--accent);color:#fff;border:0;border-radius:4px;min-height:40px;cursor:pointer}
/* modal (help, chart window) */
.xm-modal{position:fixed;inset:0;z-index:80;background:rgba(10,20,40,.55);display:flex;align-items:center;justify-content:center;padding:16px}
.xm-dlg{background:#fff;color:#1B2533;border-radius:6px;max-width:720px;width:100%;max-height:calc(100vh - 32px);display:flex;flex-direction:column;overflow:hidden;font-family:var(--xfont);box-shadow:0 20px 50px rgba(0,0,0,.35)}
.xm-dlg-bar{flex:none;display:flex;justify-content:space-between;align-items:center;gap:10px;background:var(--navy);color:#fff;padding:8px 8px 8px 14px}
.xm-dlg-x{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;border-radius:3px;font-size:1.2rem;line-height:1;width:34px;height:32px;cursor:pointer}
.xm-dlg-body{overflow:auto;padding:14px 16px;-webkit-overflow-scrolling:touch}
.xm-help-c h4{color:var(--navy);font-size:.95rem;margin:12px 0 4px}.xm-help-c h4:first-child{margin-top:0}
.xm-help-c ul{margin:0 0 6px 18px}.xm-help-c li{margin:5px 0;line-height:1.5;font-size:.94rem}
.xm-help-c .btn{margin-top:12px}
kbd{display:inline-block;font:700 .78rem/1.4 var(--xfont);border:1px solid #9FB0C6;border-bottom-width:2px;border-radius:3px;padding:0 5px;background:#F4F6F9;color:#1B2533}
.xm-modal-chart .xm-dlg{max-width:1000px;height:calc(100vh - 32px)}
.xm-modal-chart .xm-dlg-body{padding:0}
.xm-modal-chart .chart{border:0;border-radius:0}
.xm-modal-chart .tabpane{max-height:none}
@media(max-width:640px){.xm-modal{padding:0}.xm-dlg{max-height:100%;height:100%;border-radius:0}}
/* chart head buttons */
.chart-btn{font:inherit;font-size:.76rem;font-weight:700;background:#fff;color:var(--navy);border:0;border-radius:3px;padding:4px 10px;min-height:28px;cursor:pointer;flex:none}
.chart-head .chart-x{margin-left:auto}
.chart-head .chart-toggle{margin-left:6px}
details .chart-btn{display:none}
/* calculator */
.xcalc{position:fixed;z-index:60;top:118px;right:24px;width:288px;background:#F3F5F8;border:1px solid #7F8FA6;border-radius:6px;box-shadow:0 12px 32px rgba(10,20,40,.32);font-family:var(--xfont);color:#1B2533;user-select:none;-webkit-user-select:none}
.xcalc[style*="left"]{right:auto}
.xcalc-bar{display:flex;justify-content:space-between;align-items:center;background:var(--navy);color:#fff;padding:5px 6px 5px 12px;border-radius:5px 5px 0 0;cursor:move;touch-action:none;font-weight:700;font-size:.88rem}
.xcalc-bar button{background:transparent;border:1px solid rgba(255,255,255,.5);border-radius:3px;color:#fff;font-size:1.15rem;line-height:1;cursor:pointer;width:32px;height:28px}
.xcalc-scr{margin:10px;background:#fff;border:1px solid #9FB0C6;border-radius:3px;padding:4px 6px 4px 8px}
.xcalc-top{display:flex;justify-content:space-between;font-size:.72rem;color:#5B6675;min-height:16px}
.xcalc-m{font-weight:700;color:var(--navy)}
.xcalc-exp{margin-left:auto;font-variant-numeric:tabular-nums}
.xcalc-row{display:flex;align-items:center;gap:6px}
#calcScr{flex:1;min-width:0;font-size:1.6rem;font-variant-numeric:tabular-nums;overflow:hidden;white-space:nowrap;text-align:right}
.xcalc-bk{border:1px solid #B9C4D2;background:#F3F5F8;border-radius:3px;min-width:36px;min-height:32px;cursor:pointer;font-size:1rem;color:#1B2533}
.xcalc-keys{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;padding:0 10px 10px}
.xcalc-key{min-height:42px;border:1px solid #9FB0C6;border-radius:3px;background:linear-gradient(#fff,#E7ECF2);font-family:var(--xfont);font-size:1rem;font-weight:700;color:#1B2533;cursor:pointer;padding:0}
.xcalc-key.cnum{background:#fff;font-weight:400;font-size:1.1rem}
.xcalc-key.mem{font-size:.78rem;color:var(--navy)}
.xcalc-key.clr{color:#B3261E}
.xcalc-key.eq{background:var(--accent);color:#fff;border-color:var(--accent-dark)}
.xcalc-key:active,.xcalc-key.hit{background:#C9D8EC}
.xcalc-key.eq:active,.xcalc-key.eq.hit{background:var(--accent-dark)}
.xcalc-key:focus-visible,.xcalc-bk:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
@media(max-width:640px){
 .xcalc{left:0!important;right:0;top:auto!important;bottom:calc(60px + env(safe-area-inset-bottom));width:auto;border-radius:12px 12px 0 0;box-shadow:0 -8px 28px rgba(10,20,40,.3)}
 .xcalc-bar{cursor:default;border-radius:11px 11px 0 0}
 .xcalc-key{min-height:46px}
}
/* study page inside the shell */
.xm .pv-note{font-weight:700;color:var(--navy);margin:0 0 4px}
.xm .pv-topics{margin:0 0 18px 20px}.xm .pv-topics li{margin:4px 0}
.xm #studyMin,.xm #studySrc{max-width:420px;margin:0 0 12px;padding:10px 12px;font-size:1rem}
/* phones: compact top bar */
@media(max-width:560px){
 .xm-tool{padding:4px 8px}
 .xm-meta small{font-size:.62rem}
}
@media(max-width:420px){.xm-title{display:none}.xm-top{justify-content:flex-end}.xm-meta{width:100%;justify-content:space-between}}
/* color schemes (item area) */
.xm{--xbg:#fff;--xfg:#1B2533;--xsel:#E3EDF9;--xhead:#E4E9F0;--xline:#C9D1DB}
.xm[data-scheme="bly"]{--xbg:#FFFFC2;--xfg:#000;--xsel:rgba(0,0,0,.10);--xhead:rgba(0,0,0,.07);--xline:#8A8A6A}
.xm[data-scheme="by"]{--xbg:#FFFF00;--xfg:#000;--xsel:rgba(0,0,0,.12);--xhead:rgba(0,0,0,.08);--xline:#777}
.xm[data-scheme="bs"]{--xbg:#FA8072;--xfg:#000;--xsel:rgba(255,255,255,.4);--xhead:rgba(0,0,0,.08);--xline:#7a3a33}
.xm[data-scheme="bluw"]{--xbg:#fff;--xfg:#0000CC;--xsel:#E3EDF9;--xhead:#E4E9F0;--xline:#8C9CC8}
.xm[data-scheme="bluy"]{--xbg:#FFFF00;--xfg:#0000CC;--xsel:rgba(0,0,0,.10);--xhead:rgba(0,0,0,.07);--xline:#777}
.xm[data-scheme="wb"]{--xbg:#000;--xfg:#fff;--xsel:rgba(255,255,255,.22);--xhead:rgba(255,255,255,.12);--xline:#777}
.xm[data-scheme="lyb"]{--xbg:#000;--xfg:#FFFFC2;--xsel:rgba(255,255,255,.22);--xhead:rgba(255,255,255,.12);--xline:#777}
.xm[data-scheme="yb"]{--xbg:#000;--xfg:#FFFF00;--xsel:rgba(255,255,255,.22);--xhead:rgba(255,255,255,.12);--xline:#777}
.xm[data-scheme="wbl"]{--xbg:#0033A0;--xfg:#fff;--xsel:rgba(255,255,255,.25);--xhead:rgba(255,255,255,.14);--xline:#7f99d0}
.xm[data-scheme="ybl"]{--xbg:#0033A0;--xfg:#FFFF00;--xsel:rgba(255,255,255,.25);--xhead:rgba(255,255,255,.14);--xline:#7f99d0}
.xm .xm-body,.xm .xm-item{background:var(--xbg);color:var(--xfg)}
.xm .stem,.xm .instr,.xm .pv-note,.xm-q .xm-tags,.xm-q .xm-cs,.xm-q .xm-rev,.xin .opt.xo,.mx-grid th,.xm .cloze,.xm .hl-text,.bt-group .opt,.bt-slot,.bt-slot small,.bt-group h4,#pickc{color:var(--xfg)}
.xin .opt.xo,.mx-grid,.xm .hl-text,.bt-slot,.bt-group .opt,.xm .cloze,.bt-diagram{background:var(--xbg)}
.mx-grid thead th,.bt-group h4{background:var(--xhead)}
.mx-grid th,.mx-grid td,.mx-wrap,.xm .hl-text,.bt-group,.bt-group .opt,.bt-diagram,.bt-group h4{border-color:var(--xline)}
.xin .opt.xo{border-bottom-color:var(--xline)}
.xm:not([data-scheme="normal"]) .mx-grid tbody tr:nth-child(even).mx-row{background:transparent}
.xin .opt.xo:has(input:checked),.mx-grid td:has(input:checked),.bt-group .opt:has(input:checked),.bt-slot.filled{background:var(--xsel)}
.xm-chart{color:var(--fg)}
.xm #fb .rv{background:#fff;color:var(--fg)}
.xm:not([data-scheme="normal"]) .xin .opt.xo:hover{background:var(--xsel)}
@media (max-width:640px){.chart-head b{white-space:nowrap}.chart-head span{display:none}.chart-head .chart-btn{padding:4px 10px}}

/* 1 Oct 2026: keep paragraph breaks and bullet lines in rationales, option explanations, simple words and memory tricks (Day 4+ text uses \n\n and • lines) */
.expl p,details.more>p,.ans li .why,.easy p,.trick p,.tip,.kp li{white-space:pre-line}

/* ===== v3 whole-topic revision tables (Oct 2026): fit a phone; wide tables swipe sideways, first column stays visible ===== */
.rtbls{margin-top:14px}
.rtbl{background:#fff;border:1px solid #C9D1DB;border-left:4px solid var(--accent);border-radius:10px;padding:12px 12px 10px;margin-top:12px;color:var(--fg)}
.rtbl h3{font-size:1rem;font-weight:900;margin:0 0 6px;color:var(--fg)}
.swipe-hint{font-size:.78rem;color:var(--muted);margin:0 0 6px}
.rt-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;border:1px solid #DDE3EA;border-radius:6px;max-width:100%}
.chart-tbl.rt{width:100%;border-collapse:separate;border-spacing:0;font-size:.86rem;line-height:1.45;margin:0}
.chart-tbl.rt.wide{min-width:600px}
.chart-tbl.rt.xwide{min-width:820px}
.chart-tbl.rt th,.chart-tbl.rt td{white-space:normal;text-transform:none;letter-spacing:0;vertical-align:top;padding:8px 9px;border:0;border-right:1px solid #DDE3EA;border-bottom:1px solid #DDE3EA;text-align:left;color:var(--fg)}
.chart-tbl.rt thead th{background:#2B4A75;color:#fff;font-size:.78rem;font-weight:800}
.chart-tbl.rt tbody th{background:#F3F6FA;font-weight:700;font-size:.86rem}
.chart-tbl.rt tbody tr:nth-child(even) td{background:#FAFBFD}
.chart-tbl.rt.wide th:first-child{position:sticky;left:0;z-index:1;min-width:112px;max-width:150px;box-shadow:2px 0 0 #C9D1DB}
.chart-tbl.rt.wide thead th:first-child{z-index:2}
.chart-tbl.rt b{color:var(--fg);font-weight:800}
.chart-tbl.rt thead th b{color:#fff}
.rt-note{font-size:.88rem;line-height:1.55;margin:8px 0 0;color:var(--fg)}
@media (max-width:420px){.chart-tbl.rt{font-size:.82rem}.chart-tbl.rt th,.chart-tbl.rt td{padding:7px 8px}}

/* 4 Oct 2026: MCQ count badge next to the Rahat title on /quizzes ("Maternal Rahat 03  24 MCQs") */
.mcq-count{display:inline-block;margin-left:6px;padding:2px 7px;border-radius:3px;background:#E8EEF4;color:var(--navy);font-size:.72rem;font-weight:700;line-height:1.35;vertical-align:2px;white-space:nowrap}
.day.done .mcq-count{background:#EEF7F1;color:#1d5c39}
/* 4 Oct 2026: **key words** in rationales (Core idea etc.) render as <strong class="kb"> in NGN navy */
strong.kb{font-weight:700;color:var(--navy)}
.trick strong.kb{color:inherit}
/* scoring explanation under the verdict (7 Oct 2026) */
.scorebox{margin:10px 0 12px;padding:10px 12px;border:1px solid #C9D8E6;border-left:4px solid var(--accent);border-radius:4px;background:#F2F7FB;font-size:.95rem;line-height:1.5}
.scorebox p{margin:0}.scorebox p+p{margin-top:6px}
.scorebox .sb-key{color:var(--fg);overflow-wrap:anywhere}
.scorebox .sb-math{color:#22384F}
@media print{.scorebox{background:#fff;border-color:#999}}
/* sticky "Save (N left)" bar in the exam review (7 Oct 2026) */
.savebar{position:sticky;bottom:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;margin:8px -4px 10px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:#fff;border:1px solid #C9D1DB;border-radius:10px 10px 0 0;box-shadow:0 -4px 14px rgba(15,35,60,.12)}
.savebar .sb-l{font-size:.92rem;color:#22384F;font-weight:600}
.savebar .btn{white-space:nowrap;min-height:44px}
@media print{.savebar{display:none}}