/* ──────────────────────────────────────────────────────────────────────────
   article.css — long-form reading layout + interactive figure components.
   Loaded after site.css on article pages. Same cream / Fraunces / blue register.
   ────────────────────────────────────────────────────────────────────────── */

/* ---- reading column ---------------------------------------------------- */
.article{padding-block:3.5rem 2rem;}
.article__head{max-width:var(--measure);margin-bottom:3rem;}
.article__tags{display:flex;gap:.6rem;align-items:center;margin-bottom:1.4rem;flex-wrap:wrap;}
.tag{font-family:var(--sans);font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);border:1px solid var(--line-strong);border-radius:100px;padding:.32rem .75rem;white-space:nowrap;}
.article__title{font-family:var(--serif);font-size:clamp(2.1rem,4.4vw,3.4rem);font-weight:400;line-height:1.05;letter-spacing:-.025em;margin-bottom:1.4rem;}
.article__dek{font-size:var(--fs-body-l);color:var(--dim);line-height:1.6;max-width:46ch;}
.article__meta{margin-top:1.8rem;display:flex;gap:.7rem;align-items:center;flex-wrap:wrap;font-size:.85rem;color:var(--muted);}
.article__meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line-strong);}

.prose{max-width:var(--measure);}
.prose > p,.prose > ul,.prose > ol{font-size:1.12rem;line-height:1.72;color:rgba(28,22,18,.82);margin-bottom:1.5rem;}
.prose > p:first-of-type{font-size:1.2rem;color:var(--ink);}
.prose strong{color:var(--ink);font-weight:500;}
.prose em{font-style:italic;}
.prose a{color:var(--blue);text-decoration:none;border-bottom:1px solid rgba(1,86,126,.32);}
.prose a:hover{border-color:var(--blue);}
.prose h2{font-family:var(--serif);font-size:clamp(1.5rem,2.6vw,2.05rem);font-weight:400;letter-spacing:-.02em;line-height:1.1;margin:3.4rem 0 1.2rem;scroll-margin-top:5rem;}
.prose h2 .h2num{color:var(--blue);font-style:italic;margin-right:.5rem;}
.prose h3{font-family:var(--sans);font-size:1.05rem;font-weight:500;color:var(--ink);margin:2rem 0 .6rem;}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;background:rgba(1,86,126,.07);border:1px solid var(--line);padding:.06em .35em;border-radius:5px;color:var(--ink);}

.pull{font-family:var(--serif);font-size:clamp(1.4rem,2.6vw,2rem);font-weight:400;line-height:1.28;letter-spacing:-.015em;color:var(--ink);margin:2.6rem 0;max-width:30ch;}
.pull span{color:var(--blue);font-style:italic;}

/* ---- figure shell (wider than the prose column) ----------------------- */
.fig{max-width:62rem;margin:2.8rem 0 3rem;}
.fig__panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:clamp(1.4rem,3vw,2.4rem);box-shadow:0 24px 48px -34px rgba(28,22,18,.18);}
.fig figcaption{margin-top:1rem;font-size:.86rem;color:var(--muted);line-height:1.55;max-width:52ch;}
.fig figcaption b{color:var(--dim);font-weight:500;}

mark.trig{background:rgba(162,58,46,.13);color:var(--err);border-radius:4px;padding:.02em .22em;font-weight:500;font-style:normal;box-shadow:inset 0 -1px 0 rgba(162,58,46,.35);}

/* ---- interactive: a generic 2-state segmented toggle ------------------ */
.seg2{display:inline-grid;grid-template-columns:1fr 1fr;gap:.3rem;background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:.3rem;margin-bottom:1.2rem;}
.seg2 button{font-family:var(--sans);font-size:.82rem;font-weight:500;color:var(--dim);background:none;border:none;cursor:pointer;padding:.5rem 1.1rem;border-radius:8px;transition:background .3s var(--ease),color .3s var(--ease);}
.seg2 button[aria-pressed="true"]{background:var(--ink);color:var(--bg);}
.seg2 button[data-k="good"][aria-pressed="true"]{background:var(--blue);}

/* ---- trigger "leak" cards --------------------------------------------- */
.leaks{display:grid;gap:1.2rem;margin:2.4rem 0 1rem;}
.leak{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:clamp(1.3rem,2.6vw,1.9rem);position:relative;transition:border-color .4s var(--ease),box-shadow .4s var(--ease);}
.leak:hover{border-color:var(--line-strong);box-shadow:0 20px 40px -34px rgba(28,22,18,.22);}
.leak__no{font-family:var(--serif);font-size:.95rem;color:var(--blue);font-style:italic;}
.leak__name{font-family:var(--serif);font-size:1.35rem;font-weight:400;letter-spacing:-.015em;line-height:1.15;margin:.3rem 0 .8rem;}
.leak__why{color:var(--dim);font-size:1rem;line-height:1.6;margin-bottom:1.4rem;max-width:54ch;}
.leak__demo{border-top:1px solid var(--line);padding-top:1.3rem;}
.leak__ex{font-size:1.05rem;line-height:1.55;min-height:3.4em;}
.leak__ex .q{font-family:var(--serif);font-style:italic;color:var(--ink);}
.leak__panel{display:none;}
.leak__panel.show{display:block;animation:leakIn .4s var(--ease);}
@keyframes leakIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.leak__presup{margin-top:1rem;font-size:.9rem;color:var(--muted);line-height:1.5;}
.leak__presup b{color:var(--err);font-weight:500;}
.leak__panel--good .leak__presup b{color:var(--blue);}

/* ---- opener: framing collapses the answer space ----------------------- */
.collapse__stem{font-family:var(--serif);font-style:italic;font-size:1.25rem;color:var(--ink);line-height:1.4;margin-bottom:1.6rem;min-height:2.8em;}
.collapse__stem mark.trig{font-style:italic;}
.collapse__space{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:1.6rem;}
.opt{font-family:var(--sans);font-size:.9rem;color:var(--ink);background:var(--bg);border:1px solid var(--line-strong);border-radius:100px;padding:.5rem 1rem;cursor:pointer;transition:opacity .55s var(--ease),transform .55s var(--ease),border-color .4s var(--ease),background .4s var(--ease);}
.opt:hover{border-color:var(--blue);}
.collapse.framed .opt{opacity:.14;transform:scale(.9);}
.collapse.framed .opt:hover{opacity:.6;}
.collapse.framed .opt--locked{opacity:1;transform:scale(1);background:var(--blue);color:#fff;border-color:var(--blue);}
.collapse__hint{font-size:.9rem;color:var(--muted);margin-bottom:1.2rem;min-height:2.6em;line-height:1.5;}

/* ---- one-word test ----------------------------------------------------- */
.wordtest{font-family:var(--serif);font-size:1.4rem;line-height:1.7;color:var(--ink);margin-bottom:1.4rem;}
.tok{cursor:pointer;border-radius:4px;padding:.02em .12em;transition:background .25s var(--ease),color .25s var(--ease),opacity .25s var(--ease);}
.tok[data-loaded="true"]{box-shadow:inset 0 -2px 0 rgba(1,86,126,.4);}
.tok:hover{background:rgba(1,86,126,.08);}
.tok.struck{text-decoration:line-through;text-decoration-color:var(--line-strong);opacity:.4;}
.wordtest-note{background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:1rem 1.2rem;font-size:.95rem;line-height:1.55;color:var(--dim);min-height:3.6em;display:flex;align-items:center;gap:.7rem;}
.wordtest-note .badge{font-family:var(--sans);font-size:.66rem;text-transform:uppercase;letter-spacing:.12em;padding:.28rem .6rem;border-radius:100px;white-space:nowrap;flex:none;}
.wordtest-note .badge--load{background:rgba(162,58,46,.12);color:var(--err);}
.wordtest-note .badge--safe{background:rgba(1,86,126,.1);color:var(--blue);}

/* ---- why it matters: score inflation gauge ---------------------------- */
.gauge__scale{display:flex;justify-content:space-between;font-size:.74rem;color:var(--muted);margin-bottom:.5rem;letter-spacing:.04em;}
.gauge__bar{display:flex;height:64px;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--bg);}
.gauge__seg{display:flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:500;color:#fff;transition:width .7s var(--ease),opacity .5s var(--ease);white-space:nowrap;overflow:hidden;}
.gauge__true{background:var(--blue);}
.gauge__leak{background:repeating-linear-gradient(45deg,var(--err),var(--err) 7px,#b5483b 7px,#b5483b 14px);}
.gauge.stripped .gauge__leak{width:0!important;opacity:0;}
.gauge__cap{display:flex;justify-content:space-between;align-items:center;margin-top:1.2rem;gap:1rem;flex-wrap:wrap;}
.gauge__read{font-size:.95rem;color:var(--dim);}
.gauge__read b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums;}

/* ---- the same fact, two framings -------------------------------------- */
.flip__stem{font-family:var(--serif);font-style:italic;font-size:1.3rem;color:var(--ink);line-height:1.4;margin:.4rem 0 1.4rem;min-height:2.7em;}
.flip__meter{height:14px;border-radius:100px;background:var(--bg);border:1px solid var(--line);overflow:hidden;}
.flip__fill{height:100%;width:80%;border-radius:100px;transition:width .7s var(--ease),background .5s var(--ease);}
.flip.is-gain .flip__fill{background:var(--blue);}
.flip.is-loss .flip__fill{background:repeating-linear-gradient(45deg,var(--err),var(--err) 7px,#b5483b 7px,#b5483b 14px);}
.flip__read{margin-top:1rem;font-size:.95rem;color:var(--dim);line-height:1.55;min-height:3em;}

/* ---- shared small toggle button --------------------------------------- */
.toggle{font-family:var(--sans);font-size:.86rem;font-weight:500;color:var(--ink);background:var(--panel);border:1px solid var(--line-strong);border-radius:9px;padding:.6rem 1.1rem;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;transition:border-color .35s var(--ease),transform .35s var(--ease);}
.toggle:hover{border-color:var(--ink);transform:translateY(-1px);}
.toggle .ico{width:14px;height:14px;color:var(--blue);}

/* ---- the catch-all test callout --------------------------------------- */
.keytest{max-width:var(--measure);background:linear-gradient(180deg,rgba(1,86,126,.05),transparent);border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:14px;padding:1.6rem 1.8rem;margin:2.6rem 0;}
.keytest h3{font-family:var(--serif);font-size:1.2rem;font-weight:400;color:var(--ink);margin-bottom:.6rem;}
.keytest p{color:var(--dim);font-size:1.02rem;line-height:1.6;}

/* ---- back link + article footer --------------------------------------- */
.article__back{display:inline-flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--muted);text-decoration:none;margin-bottom:2rem;transition:color .3s var(--ease);}
.article__back:hover{color:var(--ink);}
.article__back .ico{width:14px;height:14px;transform:rotate(180deg);}
.article__cta{max-width:var(--measure);border-top:1px solid var(--line);margin-top:3.5rem;padding-top:2.4rem;}
.article__cta p{color:var(--dim);font-size:1.05rem;line-height:1.6;margin-bottom:1.3rem;max-width:44ch;}

.refs{max-width:var(--measure);margin:2.6rem 0 0;}
.refs h3{font-family:var(--serif);font-size:1.2rem;font-weight:400;color:var(--ink);margin-bottom:.8rem;}
.refs ol{list-style:none;counter-reset:ref;padding:0;margin:0;}
.refs li{counter-increment:ref;color:var(--dim);font-size:.92rem;line-height:1.55;padding-left:2.2rem;position:relative;margin-bottom:.55rem;}
.refs li::before{content:"[" counter(ref) "]";position:absolute;left:0;color:var(--blue);font-variant-numeric:tabular-nums;}
.refs a{color:var(--blue);text-decoration:none;border-bottom:1px solid rgba(1,86,126,.25);transition:border-color .2s;}
.refs a:hover{border-bottom-color:var(--blue);}

@media (max-width:560px){
  .wordtest{font-size:1.2rem;}
  .collapse__stem{font-size:1.1rem;}
}