/* ============================================================
   LEARN HUB — EquityLens dark "lab" theme
   Tokens lifted from the live equitylens.xyz Research pages
   (warm charcoal ground, parchment ink) — arm colours are the
   platform's exact ARM_COLORS:
     greedy #e8b34e (gold) · qubo_classical #6f8f7a (sage) ·
     qubo_quantum #8f7fd4 (violet)
   ============================================================ */

:root{
  --bg:#0e1113; --panel:#1a1e23; --panel2:#1d2127; --panel3:#2a2f36;
  --line:#2a2f36; --line2:#3a4149;
  --ink:#f4efe3; --ink2:#cfc8b8; --ink3:#8a8576;
  --gold:#e8b34e; --sage:#6f8f7a; --violet:#8f7fd4;
  --gold-hi:#f0c973; --sage-hi:#93b39f; --violet-hi:#a99fce;
  /* UI accent = ocean teal (matches the platform landing). --violet/--violet-hi
     stay defined as the qubo_quantum DATA colour only (used by the interactives). */
  --accent:#0f9ea4; --accent-hi:#5cccd2;
  --good:#6f8f7a; --bad:#E5484D; --warn:#D98E2B;
  --div-neg:#4A7DDA; --div-pos:#D95940; --div-mid:#3a4149;
  --r:14px; --r-sm:9px;
  --shadow:0 8px 28px rgba(0,0,0,.45);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16.5px;line-height:1.62;
  background-image:radial-gradient(1200px 700px at 75% -10%, rgba(15,158,164,.09), transparent 60%),
                   radial-gradient(900px 600px at -10% 110%, rgba(111,143,122,.05), transparent 60%);}
::selection{background:rgba(15,158,164,.35)}
a{color:var(--accent-hi)}
button{font-family:inherit}

/* ---------- header ---------- */
#hdr{position:sticky;top:0;z-index:50;background:rgba(11,14,20,.86);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.hdr-in{max-width:980px;margin:0 auto;display:flex;align-items:center;gap:14px;padding:10px 20px}
/* EquityLens lockup — mirrors the platform's Logo.tsx (dark tone: inverted
   mark, light wordmark, weight 600, -0.02em tracking) */
.logo{display:inline-flex;align-items:center;gap:9px;cursor:pointer;user-select:none;white-space:nowrap}
.logo .el-mark{height:26px;width:auto;display:block;filter:invert(1) brightness(1.9)}
.logo .el-word{font-size:16px;font-weight:600;letter-spacing:-.02em;color:#eaf1ff}
.logo .el-sep{color:var(--ink3);font-size:14px}
.logo .g{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-hi)}
.hdr-spacer{flex:1}
.hdr-stat{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink2);font-variant-numeric:tabular-nums;
  background:var(--panel);border:1px solid var(--line);border-radius:99px;padding:4px 12px;cursor:default}
.hdr-stat b{color:var(--ink)}
.hdr-stat.clickable{cursor:pointer}
.hdr-stat.clickable:hover{border-color:var(--line2)}
.hdr-stat .due-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-hi);animation:pulse 1.6s infinite}
.xp-ring{width:30px;height:30px;flex:none}
.xp-ring circle{fill:none;stroke-width:3}
.xp-ring .bgc{stroke:var(--line)}
.xp-ring .fgc{stroke:var(--accent);stroke-linecap:round;transition:stroke-dashoffset .6s cubic-bezier(.2,.8,.2,1)}
.xp-ring text{fill:var(--ink);font-size:10px;font-weight:700}

/* ---------- layout ---------- */
#app{max-width:980px;margin:0 auto;padding:28px 20px 120px}
.narrow{max-width:720px;margin:0 auto}
h1{font-size:30px;line-height:1.2;letter-spacing:-.01em}
h2{font-size:22px;line-height:1.3}
h3{font-size:17px}
.muted{color:var(--ink2)}
.tiny{font-size:12.5px;color:var(--ink3)}
.mono{font-family:var(--mono)}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--panel3);color:var(--ink);border:1px solid var(--line2);
  border-radius:10px;padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .12s,filter .12s}
.btn:hover{filter:brightness(1.18)}
.btn:active{transform:scale(.97)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{filter:brightness(1.12)}
.btn.ghost{background:transparent;border-color:var(--line)}
.btn.big{font-size:16.5px;padding:13px 26px;border-radius:12px}
.btn:disabled{opacity:.4;cursor:not-allowed;filter:none}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* ---------- onboarding ---------- */
.splash{display:flex;flex-direction:column;align-items:center;text-align:center;padding-top:7vh;gap:22px}
.splash .kicker{letter-spacing:.22em;font-size:12px;color:var(--ink3);text-transform:uppercase}
.splash h1{font-size:44px;max-width:640px}
.splash h1 .q{color:var(--accent-hi)}
.splash .sub{max-width:560px;color:var(--ink2);font-size:18px}
.atom-anim{width:150px;height:150px}
.level-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-top:8px;text-align:left;width:100%}
.level-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;cursor:pointer;transition:all .15s}
.level-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.level-card.sel{border-color:var(--accent);background:var(--panel2);box-shadow:0 0 0 1px var(--accent)}
.level-card h3{margin-bottom:6px}
.level-card p{font-size:14px;color:var(--ink2)}
.conf-scale{display:flex;gap:10px;justify-content:center;margin:12px 0}
.conf-scale button{width:52px;height:52px;border-radius:12px;border:1px solid var(--line2);background:var(--panel);
  color:var(--ink);font-size:19px;font-weight:700;cursor:pointer;transition:all .12s}
.conf-scale button:hover{border-color:var(--accent)}
.conf-scale button.sel{background:var(--accent);border-color:var(--accent)}

/* ---------- home / map ---------- */
.hero-next{background:linear-gradient(135deg,var(--panel2),var(--panel));border:1px solid var(--line2);border-radius:var(--r);
  padding:24px;margin-bottom:26px;position:relative;overflow:hidden}
.hero-next::after{content:"";position:absolute;inset:0;background:radial-gradient(400px 180px at 90% 0%,rgba(15,158,164,.13),transparent);pointer-events:none}
.hero-next .tag{font-size:11.5px;letter-spacing:.18em;color:var(--accent-hi);text-transform:uppercase;font-weight:700}
.hero-next h2{margin:8px 0 4px}
.hero-next .loop-q{color:var(--ink2);font-size:15.5px;font-style:italic;margin-bottom:16px}
.map{position:relative;padding-left:34px}
.map::before{content:"";position:absolute;left:12px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(var(--line2),var(--line))}
.mod-node{position:relative;margin-bottom:14px}
.mod-node .dot{position:absolute;left:-30px;top:22px;width:18px;height:18px;border-radius:50%;
  background:var(--panel);border:2px solid var(--line2);z-index:2}
.mod-node.done .dot{background:var(--sage);border-color:var(--sage)}
.mod-node.current .dot{background:var(--accent);border-color:var(--accent-hi);animation:pulse 1.8s infinite}
.mod-node.locked{opacity:.62}
.mod-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;cursor:pointer;transition:border-color .15s}
.mod-card:hover{border-color:var(--line2)}
.mod-node.current .mod-card{border-color:rgba(15,158,164,.5)}
.mod-head{display:flex;align-items:center;gap:12px}
.mod-num{font-family:var(--mono);font-size:12px;color:var(--ink3);border:1px solid var(--line);border-radius:6px;padding:2px 7px;white-space:nowrap}
.mod-head h3{flex:1;font-size:16.5px}
.mod-q{font-size:14px;color:var(--ink2);font-style:italic;margin-top:5px}
.mod-meta{display:flex;gap:14px;align-items:center;margin-top:10px;font-size:12.5px;color:var(--ink3)}
.mod-prog{flex:1;height:5px;background:var(--line);border-radius:3px;overflow:hidden;max-width:190px}
.mod-prog i{display:block;height:100%;background:var(--sage);border-radius:3px;transition:width .5s}
.lesson-pills{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.lpill{font-size:12.5px;padding:5px 11px;border-radius:99px;border:1px solid var(--line);color:var(--ink2);cursor:pointer;background:var(--panel2)}
.lpill:hover{border-color:var(--accent)}
.lpill.done{border-color:rgba(111,143,122,.5);color:var(--sage-hi)}
.lpill.next{border-color:var(--accent);color:var(--accent-hi);animation:pulse 2s infinite}
.lpill.quiz{font-weight:700}
.lock-tease{font-size:13px;color:var(--ink3);margin-top:8px}
.skip-nudge{display:flex;align-items:center;gap:10px;background:rgba(15,158,164,.08);border:1px dashed rgba(15,158,164,.4);
  border-radius:10px;padding:10px 14px;margin-top:12px;font-size:13.5px;color:var(--ink2)}
.skip-nudge button{margin-left:auto;white-space:nowrap}

/* ---------- lesson player ---------- */
.lesson-top{display:flex;align-items:center;gap:12px;margin-bottom:6px;font-size:13px;color:var(--ink3)}
.lesson-top .crumb{cursor:pointer}
.lesson-top .crumb:hover{color:var(--ink2)}
.seg-prog{flex:1;height:4px;background:var(--line);border-radius:2px;overflow:hidden;max-width:220px}
.seg-prog i{display:block;height:100%;background:var(--accent);transition:width .4s}
.hook{font-size:26px;line-height:1.35;font-weight:750;letter-spacing:-.01em;margin:20px 0 6px;
  background:linear-gradient(100deg,var(--ink) 55%,var(--accent-hi));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.lesson-title{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3);font-weight:700}
.seg{margin:22px 0;animation:segin .5s cubic-bezier(.2,.8,.2,1)}
@keyframes segin{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.seg p{margin-bottom:14px}
.seg p:last-child{margin-bottom:0}
.seg .lead{font-size:18.5px}
.callout{border-left:3px solid var(--line2);background:var(--panel);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:14px 18px;font-size:15px}
.callout .co-tag{font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;display:block;margin-bottom:5px}
.callout.honesty{border-color:var(--gold)}
.callout.honesty .co-tag{color:var(--gold-hi)}
.callout.key{border-color:var(--accent)}
.callout.key .co-tag{color:var(--accent-hi)}
.callout.note{border-color:var(--sage)}
.callout.note .co-tag{color:var(--sage-hi)}
.continue-bar{margin:26px 0 6px}
.continue-bar .tiny{margin-top:8px}
kbd{font-family:var(--mono);font-size:11.5px;background:var(--panel2);border:1px solid var(--line2);border-bottom-width:2px;border-radius:5px;padding:1px 6px}

/* ---------- interactives ---------- */
.ix{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;margin:6px 0}
.ix-title{display:flex;align-items:baseline;gap:10px;margin-bottom:12px}
.ix-title .ix-tag{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:var(--accent-hi)}
.ix-title h4{font-size:15.5px}
.ix canvas{display:block;width:100%;border-radius:var(--r-sm)}
.ix .hint{font-size:13px;color:var(--ink3);margin-top:10px}
.ix .readout{font-family:var(--mono);font-size:13.5px;color:var(--ink2);margin-top:10px;min-height:20px}
.ix .readout b{color:var(--ink)}
.ctl-row{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:14px}
.ctl{flex:1;min-width:150px}
.ctl label{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink2);margin-bottom:4px}
.ctl label b{font-variant-numeric:tabular-nums;color:var(--ink)}
input[type=range]{width:100%;accent-color:var(--accent);cursor:pointer}
.seg-btns{display:inline-flex;border:1px solid var(--line2);border-radius:9px;overflow:hidden}
.seg-btns button{background:var(--panel);border:0;color:var(--ink2);padding:7px 14px;font-size:13.5px;cursor:pointer;font-weight:600}
.seg-btns button.sel{background:var(--accent);color:#fff}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;border:1px solid var(--line2);border-radius:99px;padding:3px 11px;color:var(--ink2)}
.chip .sw{width:9px;height:9px;border-radius:3px}
.legend-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}

/* funnel */
.funnel-stage{display:flex;align-items:center;gap:14px;margin:8px 0;cursor:pointer;border-radius:var(--r-sm);padding:7px 10px;transition:background .15s}
.funnel-stage:hover{background:var(--panel2)}
.funnel-stage.sel{background:var(--panel3)}
.funnel-bar{height:30px;border-radius:6px;background:linear-gradient(90deg,var(--accent),var(--accent-hi));min-width:24px;
  transition:width 1s cubic-bezier(.2,.8,.2,1);display:flex;align-items:center;justify-content:flex-end;padding-right:9px;
  font-family:var(--mono);font-size:12.5px;font-weight:700;color:#fff}
.funnel-label{width:170px;flex:none;font-size:13.5px;color:var(--ink2)}
.funnel-why{background:var(--panel2);border:1px solid var(--line);border-radius:var(--r-sm);padding:13px 16px;font-size:14px;margin-top:10px;color:var(--ink2)}

/* rank list */
.rank-list{margin-top:8px}
.rank-item{display:flex;align-items:center;gap:11px;padding:6px 10px;border-radius:8px;font-size:14px;
  transition:transform .5s cubic-bezier(.2,.8,.2,1);position:relative}
.rank-item .rk{font-family:var(--mono);font-size:12px;color:var(--ink3);width:22px;text-align:right}
.rank-item .tk{font-family:var(--mono);font-weight:700;width:52px}
.rank-item .nm{flex:1;color:var(--ink2);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-item .bar{height:7px;border-radius:4px;background:var(--accent);transition:width .5s;min-width:3px}
.rank-item .sc{font-family:var(--mono);font-size:12.5px;width:44px;text-align:right;color:var(--ink)}
.rank-item.moved-up{background:rgba(111,143,122,.12)}
.rank-item.moved-down{background:rgba(229,72,77,.10)}

/* toggle grid (3.2) */
.tgl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(17px,1fr));gap:4px;margin-top:8px}
.tgl{aspect-ratio:1;border-radius:4px;background:var(--line);cursor:pointer;transition:background .12s,transform .12s;border:0}
.tgl.on{background:var(--accent)}
.tgl:hover{transform:scale(1.25)}

/* predict-then-reveal */
.predict{border:1px solid rgba(15,158,164,.45);border-radius:var(--r);padding:20px;background:linear-gradient(160deg,rgba(15,158,164,.07),transparent 50%),var(--panel)}
.predict .p-tag{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;font-weight:800;color:var(--accent-hi)}
.predict h4{font-size:16.5px;margin:7px 0 13px}
.predict .locked-note{font-size:13px;color:var(--ink2);margin-top:10px}
.predict .p-opts{display:grid;gap:9px;margin-top:6px}
.predict .p-opt{background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:11px 15px;text-align:left;
  color:var(--ink);font-size:14.5px;cursor:pointer;transition:border-color .12s}
.predict .p-opt:hover{border-color:var(--accent)}
.predict .p-opt.sel{border-color:var(--accent);background:var(--panel3)}
.predict .p-opt.truth{border-color:var(--sage);box-shadow:0 0 0 1px var(--sage)}
.predict .p-opt.wrong-pick{border-color:var(--bad)}
.reveal-panel{margin-top:16px;border-top:1px dashed var(--line2);padding-top:14px;animation:segin .5s}
.reveal-panel .verdict{font-weight:800;font-size:15px;margin-bottom:6px}
.reveal-panel .verdict.hit{color:var(--sage-hi)}
.reveal-panel .verdict.miss{color:var(--gold-hi)}
.reveal-panel p{font-size:14.5px;color:var(--ink2)}
.guess-compare{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.gc-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink2)}
.gc-row .gc-lab{width:88px;flex:none;text-align:right}
.gc-row .gc-bar{height:16px;border-radius:5px;transition:width 1s cubic-bezier(.2,.8,.2,1)}
.gc-row .gc-val{font-family:var(--mono);font-size:12.5px}

/* retrieval + quiz */
.quiz-q{border:1px solid var(--line);border-radius:var(--r);padding:22px;background:var(--panel)}
.quiz-q .q-tag{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;font-weight:800;color:var(--sage-hi)}
.quiz-q h4{font-size:17px;margin:8px 0 4px;line-height:1.45}
.quiz-q .scenario{font-size:14px;color:var(--ink2);background:var(--panel2);border-radius:var(--r-sm);padding:11px 15px;margin:10px 0;font-family:var(--mono)}
.q-opts{display:grid;gap:9px;margin-top:14px}
.q-opt{background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:12px 16px;text-align:left;color:var(--ink);
  font-size:15px;cursor:pointer;transition:all .12s;line-height:1.45}
.q-opt:hover{border-color:var(--accent)}
.q-opt.correct{border-color:var(--sage);background:rgba(111,143,122,.13)}
.q-opt.incorrect{border-color:var(--bad);background:rgba(229,72,77,.10)}
.q-opt:disabled{cursor:default}
.q-why{margin-top:14px;padding:13px 16px;border-radius:var(--r-sm);font-size:14.5px;animation:segin .4s}
.q-why.ok{background:rgba(111,143,122,.10);border:1px solid rgba(111,143,122,.4)}
.q-why.no{background:rgba(229,72,77,.08);border:1px solid rgba(229,72,77,.35)}
.q-why b{display:block;margin-bottom:4px}
.quiz-head{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.quiz-head .qh-prog{flex:1;height:6px;background:var(--line);border-radius:3px;overflow:hidden}
.quiz-head .qh-prog i{display:block;height:100%;background:var(--sage);transition:width .4s}
.quiz-head .qh-count{font-family:var(--mono);font-size:13px;color:var(--ink2)}

/* XP toast + insight bonus */
#fx{position:fixed;inset:0;pointer-events:none;z-index:100;overflow:hidden}
.xp-toast{position:fixed;top:64px;right:22px;background:var(--panel3);border:1px solid var(--accent);border-radius:12px;
  padding:11px 18px;font-weight:800;font-size:15px;box-shadow:var(--shadow);animation:toast 2.4s forwards;z-index:101}
.xp-toast .t-sub{display:block;font-size:11.5px;font-weight:600;color:var(--ink2)}
.xp-toast.insight{border-color:var(--gold-hi);background:linear-gradient(135deg,#2A2210,var(--panel3))}
.xp-toast.insight .t-main{color:var(--gold-hi)}
@keyframes toast{0%{opacity:0;transform:translateY(-14px) scale(.9)}10%,80%{opacity:1;transform:none}100%{opacity:0;transform:translateY(-8px)}}
.confetti{position:absolute;width:9px;height:9px;border-radius:2px;animation:confall linear forwards}
@keyframes confall{to{transform:translateY(110vh) rotate(720deg);opacity:.15}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(15,158,164,.45)}55%{box-shadow:0 0 0 8px rgba(15,158,164,0)}}

/* lesson end / cliffhanger */
.done-card{text-align:center;padding:34px 24px;border:1px solid var(--line);border-radius:var(--r);
  background:radial-gradient(400px 200px at 50% 0%,rgba(111,143,122,.10),transparent),var(--panel);animation:segin .5s}
.done-card .big-check{font-size:40px}
.tease-card{margin-top:18px;border:1px dashed rgba(15,158,164,.5);border-radius:var(--r);padding:20px;text-align:left;
  background:linear-gradient(120deg,rgba(15,158,164,.09),transparent)}
.tease-card .t-tag{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-hi);font-weight:800}
.tease-card .t-q{font-size:18px;font-weight:700;margin:8px 0 4px;line-height:1.4}
.tease-card .t-note{font-size:13.5px;color:var(--ink2)}

/* heatmap + misc interactive bits */
.hm-wrap{overflow-x:auto}
.hm{border-collapse:separate;border-spacing:3px;margin:0 auto;font-family:var(--mono)}
.hm th{font-size:11.5px;color:var(--ink2);font-weight:600;padding:4px 6px}
.hm td{width:56px;height:44px;border-radius:6px;text-align:center;font-size:11.5px;cursor:pointer;transition:transform .1s;color:#fff}
.hm td:hover{transform:scale(1.12);outline:2px solid var(--ink)}
.hm-read{min-height:52px;margin-top:12px;font-size:14px;color:var(--ink2);background:var(--panel2);border-radius:var(--r-sm);padding:11px 15px}
.stock-card{display:inline-flex;flex-direction:column;gap:3px;background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:12px 16px;min-width:150px}
.stock-card .tk{font-family:var(--mono);font-weight:800;font-size:15px}
.stock-card .meta{font-size:12px;color:var(--ink2)}
.arm-tag{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;padding:4px 12px;border-radius:99px;border:1px solid}
.qubo-eq{font-family:var(--mono);font-size:13.5px;line-height:2.1;background:var(--panel2);border-radius:var(--r-sm);padding:16px 18px;overflow-x:auto;white-space:nowrap}
.qubo-term{cursor:pointer;border-radius:6px;padding:2px 7px;transition:background .12s;border:1px solid transparent}
.qubo-term:hover,.qubo-term.sel{border-color:currentColor}
.diag-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-top:10px}
.diag-cell{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:11px 13px}
.diag-cell .dc-lab{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3)}
.diag-cell .dc-val{font-family:var(--mono);font-size:17px;font-weight:700;margin-top:3px}
.diag-cell.flag .dc-val{color:var(--bad)}
.diag-cell.okv .dc-val{color:var(--sage-hi)}

/* capstone lab frame */
.lab-frame{border:1px solid var(--line2);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.lab-bar{display:flex;align-items:center;gap:8px;background:var(--panel3);padding:9px 15px;font-size:12.5px;color:var(--ink2)}
.lab-bar .dot3{display:flex;gap:5px}
.lab-bar .dot3 i{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.lab-body{background:#080A0F;padding:22px}
.lab-sec{margin-bottom:22px}
.lab-sec h4{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3);margin-bottom:10px}
.stat-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.stat-tile{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:13px 15px}
.stat-tile .st-lab{font-size:11px;color:var(--ink3);text-transform:uppercase;letter-spacing:.07em}
.stat-tile .st-val{font-family:var(--mono);font-size:20px;font-weight:750;margin-top:3px}
.stat-tile .st-sub{font-size:11.5px;color:var(--ink3);margin-top:2px}

/* streak / recall */
.recall-banner{display:flex;align-items:center;gap:12px;background:rgba(15,158,164,.07);border:1px solid rgba(15,158,164,.35);
  border-radius:var(--r);padding:14px 18px;margin-bottom:22px;font-size:14.5px}
.recall-banner .rb-icon{font-size:22px}
.summary-note{background:var(--panel2);border-radius:var(--r-sm);padding:14px 18px;font-size:14px;color:var(--ink2);margin-top:10px}

/* about page */
.research-item{border-left:2px solid var(--line2);padding:2px 0 2px 16px;margin:16px 0}
.research-item b{color:var(--ink)}
.research-item .cite{font-size:12.5px;color:var(--ink3);font-style:italic}

@media (max-width:640px){
  .splash h1{font-size:30px}
  .hook{font-size:21px}
  .funnel-label{width:105px;font-size:12px}
  .hdr-stat{padding:3px 9px;font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}