/* ==========================================================================
   VyroPlus — Articles (index /articles + article pages /articles/<slug>).
   Page-only styles; extends the shared classes in css/style.css, never
   redefines them. Text colours are --text-* tokens only.
   Sections:  A. index hero + "start here" cell   B. filter chips   C. cards
              D. article hero   E. article layout + rail   F. reading column
              G. infographic kit (.fig-*)   H. disclaimer, CTA card, related
   ========================================================================== */

/* ---------- A. Index hero ---------- */
.art-start{display:flex;flex-direction:column;gap:.35rem}
.art-start .cell-head{align-items:center;margin-bottom:.5rem}
.art-start ol{list-style:none;margin:0;padding:0;display:grid;gap:.25rem}
.art-start li a{display:grid;grid-template-columns:2.4rem minmax(0,1fr) 20px;align-items:center;gap:.5rem;min-height:56px;padding:.65rem .8rem;border-radius:var(--r-sm);border:1px solid transparent;background:rgba(0,0,0,.35);color:var(--text-on-dark);font-weight:600;font-size:.97rem;line-height:1.3;transition:border-color var(--t-fast),color var(--t-fast)}
.art-start li a:hover{border-color:var(--line-green-on-dark);color:var(--green-on-dark)}
.art-start .n{font-size:var(--fs-tag);font-weight:700;letter-spacing:.1em;color:var(--green-on-dark)}
.art-start li svg{width:18px;height:18px;color:var(--green-on-dark);transition:transform var(--t-base) var(--ease-out)}
.art-start li a:hover svg{transform:translateX(3px)}
.art-start .caption{margin-top:.6rem}

/* ---------- B. Filter bar + category chips ---------- */
.art-index{padding-top:var(--section-tight)}
.art-target{display:block;height:0;overflow:hidden} /* no-JS :target hooks, one per category */
.art-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.9rem 1.5rem;margin-bottom:clamp(20px,3vw,32px)}
.art-bar h2{font-size:clamp(1.5rem,2.6vw,2.1rem);max-width:none}
.art-filter{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem 1rem}
.art-filter ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.4rem}
.art-chip{display:inline-flex;align-items:center;gap:.45rem;min-height:44px;padding:.5rem 1.05rem;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--card);font-size:.92rem;font-weight:700;line-height:1;color:var(--text-2);transition:background-color var(--t-fast),color var(--t-fast),border-color var(--t-fast)}
.art-chip:hover{background:var(--paper);color:var(--text);border-color:var(--line-strong)}
.art-chip[aria-current]{background:var(--ink);border-color:var(--ink);color:var(--text-on-dark)}
.art-chip .n{font-size:var(--fs-tag);font-weight:700;opacity:.75}
.art-count{min-width:11ch}
html:not(.js) .art-count{display:none}
/* Without JavaScript the chips still filter: they are plain #fragment links and :target hides the other categories.
   ADD TWO RULES PER CATEGORY (copy the "#investments" pair below, change the id and the data-category / data-filter value):
   one hides the other categories' cards, the other moves the black "current" pill onto the chosen chip. */
html:not(.js) #investments:target ~ .art-grid > :not([data-category="investments"]){display:none}
html:not(.js) #investments:target ~ .art-bar .art-chip[data-filter="investments"]{background:var(--ink);border-color:var(--ink);color:var(--text-on-dark)}
/* …and any category target takes the pill off "All" (written once, covers every category) */
html:not(.js) .art-target:target ~ .art-bar .art-chip[data-filter="all"]{background:var(--card);border-color:var(--line);color:var(--text-2)}

/* ---------- C. Article cards (index grid, "Keep reading") ---------- */
.art-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.art-card{display:flex;flex-direction:column;padding:0}
.art-card[hidden]{display:none}
.art-thumb{position:relative;aspect-ratio:16/10;background:var(--tint);border-bottom:1px solid var(--line);overflow:hidden}
.art-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow) var(--ease-out)}
.art-card:hover .art-thumb img,.art-card:focus-within .art-thumb img{transform:scale(1.04)}
.art-card-body{display:flex;flex-direction:column;gap:.65rem;flex:1;padding:var(--card-pad)}
.art-cat{font-size:var(--fs-tag);font-weight:700;letter-spacing:var(--ls-tag);text-transform:uppercase;line-height:1;color:var(--text-green)}
.art-card h3{font-size:1.18rem;line-height:1.28;text-wrap:balance}
.art-card h3 a{color:inherit}
.art-sum{font-size:var(--fs-small);line-height:1.55;color:var(--text-2);flex:1}
.art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.2rem .5rem;font-size:var(--fs-caption);font-weight:600;line-height:1.4;color:var(--text-3);padding-top:.75rem;border-top:1px solid var(--line)}
.art-note{margin-top:1.5rem;max-width:72ch}
.art-empty{grid-column:1/-1;padding:2rem;text-align:center;color:var(--text-3)}
@media (max-width:980px){.art-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){
  .art-grid{grid-template-columns:1fr}
  .art-thumb{aspect-ratio:16/8}
}

/* ---------- D. Article hero ---------- */
.hero--article .hero-grid{grid-template-columns:1fr}
.hero.dark.hero--article h1{font-size:clamp(2rem,4.2vw,3.15rem);max-width:21ch;line-height:1.1}
.hero.dark.hero--article .lead{max-width:62ch}
.hero--article .hero-copy{gap:1.1rem}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;align-items:center;gap:.1rem .45rem;font-size:var(--fs-caption);font-weight:600;color:var(--text-3-on-dark)}
.crumbs li{display:inline-flex;align-items:center;gap:.45rem}
.crumbs li + li::before{content:"›";opacity:.7}
.crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--text-2-on-dark);text-decoration:underline;text-decoration-color:transparent;text-underline-offset:3px;transition:color var(--t-fast),text-decoration-color var(--t-fast)}
.crumbs a:hover{color:var(--green-on-dark);text-decoration-color:currentColor}
.art-byline{display:flex;flex-wrap:wrap;align-items:center;gap:.25rem .6rem;margin:0;font-size:var(--fs-caption);font-weight:600;color:var(--text-3-on-dark)}
.art-byline strong{color:var(--text-on-dark);font-weight:700}

/* ---------- E. Article layout: sticky "In this article" rail + reading column ---------- */
.art{padding:clamp(40px,6vw,72px) 0 var(--section)}
.art > .wrap{display:grid;grid-template-columns:260px minmax(0,1fr);gap:clamp(32px,4vw,56px);align-items:start}
/* overflow-anchor:none — see css/privacy.css: keeps a #fragment landing from drifting while the web font swaps in */
/* max-height + overflow: in a short desktop window the rail scrolls inside itself instead of cutting off its last links.
   padding/-margin 6px: room for the 3px + 3px focus ring, which the scroll container would otherwise clip; sticky
   offsets measure the border box, so top is 24px - 6px and the rail's content still rests 24px under the header. */
.art-toc{position:sticky;top:calc(var(--header-h) + 18px);align-self:start;min-width:0;overflow-anchor:none;max-height:calc(100vh - var(--header-h) - 30px);max-height:calc(100svh - var(--header-h) - 30px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;padding:6px;margin:-6px}
.art-toc .eyebrow{margin-bottom:.9rem}
.art-toc ol{list-style:none;margin:0;padding:0;display:grid;gap:.15rem}
.art-toc a{display:flex;align-items:center;gap:.7rem;min-height:44px;padding:.5rem .85rem;border-radius:var(--r-pill);font-size:.9rem;font-weight:600;line-height:1.25;color:var(--text-2);transition:background-color var(--t-fast),color var(--t-fast)}
.art-toc a .n{flex:none;width:1.7em;font-size:var(--fs-tag);font-weight:700;letter-spacing:.08em;color:var(--text-3);transition:color var(--t-fast)}
.art-toc a:hover{background:var(--paper);color:var(--text)}
.art-toc a[aria-current]{background:var(--tint);color:var(--text-green)}
.art-toc a[aria-current] .n{color:var(--text-green)}

/* ---------- F. Reading column ---------- */
.art-body{max-width:var(--w-narrow);min-width:0}
.art-key{background:var(--tint);border-color:var(--tint-2);border-radius:var(--r-md);padding:clamp(20px,2.6vw,30px);display:grid;gap:.9rem;margin-bottom:clamp(28px,3.5vw,44px)}
.art-key ul,.art-list{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.art-key li,.art-list li{position:relative;padding-left:1.45rem;color:var(--text-2);line-height:1.6}
.art-key li{color:var(--text);font-weight:500}
.art-key li::before,.art-list li::before{content:"";position:absolute;left:.15rem;top:.62em;width:9px;height:9px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:var(--g2)}
.art-list li::before{background:var(--g1)}
.art-list strong,.art-sec p strong{color:var(--text);font-weight:700}

.art-sec{padding-block:clamp(26px,3.2vw,40px);border-top:1px solid var(--line)}
.art-key + .art-sec{border-top:0;padding-top:0}
.art-sec h2{font-size:clamp(1.45rem,2.4vw,1.9rem);letter-spacing:-.02em;margin:0 0 1rem;max-width:none}
.art-sec h3{font-size:1.1rem;margin:1.5rem 0 .5rem}
.art-sec p,.art-sec .art-list li{font-size:1.03rem;line-height:1.7;color:var(--text-2)}
.art-sec .art-fig + p,.art-sec .callout + p,.art-sec p + p,.art-sec ul + p,.art-sec p + ul,.art-sec ol + p,.art-sec p + ol{margin-top:1rem}
.art-sec p a,.art-list a{color:var(--text-green);font-weight:700;text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1.5px}
.art-sec p a:hover,.art-list a:hover{color:var(--text)}
.art-sec .callout,.art-sec .art-fig{margin-top:1.5rem}
.art-sec .callout p{font-size:.98rem;line-height:1.65}
.art-sec .checks{margin-top:1.1rem;gap:1rem}
.art-sec .checks li{font-size:1rem;line-height:1.6}
/* Numbered "mistakes" list: hollow-free, small green counters */
.art-steps{list-style:none;margin:1.1rem 0 0;padding:0;display:grid;gap:1rem;counter-reset:art}
.art-steps li{counter-increment:art;position:relative;padding-left:3rem;font-size:1.03rem;line-height:1.65;color:var(--text-2)}
.art-steps li::before{content:counter(art,decimal-leading-zero);position:absolute;left:0;top:.1rem;width:2.2rem;height:2.2rem;border-radius:var(--r-sm);border-top-right-radius:var(--r-drop);background:var(--tint);color:var(--text-green);display:grid;place-items:center;font-size:var(--fs-tag);font-weight:700;letter-spacing:.06em}
.art-steps strong{display:block;color:var(--text);font-weight:700}

/* ---------- G. Infographic kit — one bespoke inline SVG per article ----------
   <figure class="art-fig" data-anim> … <svg class="fig" role="img" aria-label="…"> … </svg> … </figure>
   Design the SVG on a 400-unit-wide viewBox so its text stays ≥ 12px on a phone; min text size 15 units. */
.art-fig{margin:0;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(18px,2.6vw,30px);display:grid;gap:1.1rem}
.art-fig-head{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}
.art-fig-title{font-size:1.05rem;font-weight:700;letter-spacing:var(--ls-h3);line-height:1.3;color:var(--text)}
.art-fig .fig{width:100%;max-width:520px;height:auto;margin-inline:auto;overflow:visible}
.art-fig figcaption{font-size:var(--fs-caption);line-height:1.5;color:var(--text-3);font-weight:500}
.art-fig .legend{padding-top:1rem;border-top:1px solid var(--line)}
.art-fig .legend i.k-acct{background:var(--g2)}
.art-fig .legend i.k-used{background:var(--ink)}
.art-fig .legend i.k-new{background:var(--g3)}
.art-fig .legend i.k-light{background:var(--g1)}
.art-fig .legend i.k-out{background:var(--hatch);border:1px solid var(--g2)}
.art-fig .legend i.k-track{background:#fff;border:1px solid var(--line-strong)}
/* SVG paint classes (fills/strokes only — never text colours outside the --text-* tokens) */
.fig text{font-family:var(--font)}
.fig-t{font-size:16px;font-weight:700;fill:var(--text)}
.fig-s{font-size:13px;font-weight:600;fill:var(--text-2)}
.fig-n{font-size:13px;font-weight:800;fill:var(--ink)}
.fig-g{font-size:13px;font-weight:700;fill:var(--text-green)}
/* Phones: the 400-unit drawing renders at ~0.75x, so its text steps up to stay ≥ 11px on screen — leave room for it */
@media (max-width:600px){.fig-t{font-size:18px}.fig-s,.fig-g,.fig-n{font-size:15px}.fig-n{transform:translateY(.9px)}.art-fig{padding:16px}}
.fig-track{fill:#fff;stroke:var(--line-strong);stroke-width:1}
.fig-ink{fill:var(--ink)}
.fig-g1{fill:var(--g1)}
.fig-g2{fill:var(--g2)}
.fig-g3{fill:var(--g3)}
.fig-line{fill:none;stroke:var(--g2);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.fig-line--ink{stroke:var(--ink)}
.fig-line--soft{stroke:var(--line-strong)}
.fig-dash{stroke-dasharray:4 5}
/* Motion: .fig-grow scales in from the left, .fig-rise from the bottom, .fig-pop from its centre, .fig-fade fades,
   .fig-draw draws a pathLength="1" stroke. Stagger with .d1 … .d6 (150ms steps). Initial states are gated on .js and on
   the figure not yet being .is-in, so without JavaScript and under reduced motion the final picture shows. */
.fig-grow,.fig-rise,.fig-pop{transform-box:fill-box;transition:transform 1.1s var(--ease-out)}
.fig-grow{transform-origin:left center}
.fig-rise{transform-origin:center bottom}
.fig-pop{transform-origin:center;transition:transform .5s var(--ease-spring)}
.fig-fade{transition:opacity .6s var(--ease-out)}
.fig-draw{stroke-dasharray:1;stroke-dashoffset:0;transition:stroke-dashoffset 1.4s var(--ease-io)}
.js [data-anim]:not(.is-in) .fig-grow{transform:scaleX(0)}
.js [data-anim]:not(.is-in) .fig-rise{transform:scaleY(0)}
.js [data-anim]:not(.is-in) .fig-pop{transform:scale(0)}
.js [data-anim]:not(.is-in) .fig-fade{opacity:0}
.js [data-anim]:not(.is-in) .fig-draw{stroke-dashoffset:1}
.is-in .d1{transition-delay:.15s}
.is-in .d2{transition-delay:.3s}
.is-in .d3{transition-delay:.45s}
.is-in .d4{transition-delay:.6s}
.is-in .d5{transition-delay:.75s}
.is-in .d6{transition-delay:.9s}

/* ---------- H. Disclaimer, CTA card, "Keep reading" ---------- */
.art-disclaimer{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.9rem 1rem;align-items:start;margin-top:.25rem;padding:clamp(18px,2.4vw,26px);background:var(--card);border:1px solid var(--line-strong);border-radius:var(--r-md)}
.art-disclaimer .ico{width:44px;height:44px;border-radius:var(--r-sm);border-top-right-radius:var(--r-drop);background:var(--tint);color:var(--text-green);display:grid;place-items:center}
.art-disclaimer .ico svg{width:22px;height:22px}
.art-disclaimer h2{font-size:var(--fs-eyebrow);letter-spacing:var(--ls-eyebrow);text-transform:uppercase;font-weight:700;line-height:1.45;color:var(--text-green);margin-bottom:.35rem;max-width:none}
.art-disclaimer p{font-size:.92rem;line-height:1.6;color:var(--text-2);max-width:none}

.art-cta{margin-top:var(--gap);border-radius:var(--r-lg);display:grid;gap:1.1rem;padding:clamp(24px,3.4vw,40px)}
.art-cta h2{font-size:clamp(1.5rem,2.6vw,2rem);max-width:20ch;margin-top:.6rem}
.art-cta p{color:var(--text-2-on-dark);max-width:52ch}
.art-cta .actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:.25rem}
.art-cta .wm{right:-3%;bottom:-22%;width:min(42%,260px);opacity:.09}
.art-cta .wm use{fill:var(--g1)}

.art-more{padding:var(--section-tight) 0 var(--section)}
.art-more .sec-head{grid-template-columns:1fr auto;align-items:end}
.art-more .sec-head h2{font-size:clamp(1.6rem,2.8vw,2.2rem);max-width:none}
.art-more .all{display:inline-flex;align-items:center;gap:.4rem;min-height:44px;font-weight:700;font-size:.95rem;color:var(--text-green)}
.art-more .all svg{width:18px;height:18px;transition:transform var(--t-base) var(--ease-out)}
.art-more .all:hover svg{transform:translateX(4px)}

/* ---------- ≤ 860px: one column; the rail becomes a horizontal chip row ---------- */
@media (max-width:860px){
  .art{padding-top:clamp(28px,5vw,48px)}
  .art > .wrap{grid-template-columns:minmax(0,1fr);gap:clamp(20px,4vw,32px)}
  .art-toc{position:static;max-height:none;overflow:visible;padding:0;margin:0}
  .art-toc .eyebrow{margin-bottom:.6rem}
  .art-toc ol{position:relative;display:flex;gap:.4rem;overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;padding:6px 6px 10px;margin-inline:-6px;scrollbar-width:thin}
  .art-toc li{flex:none;scroll-snap-align:start}
  .art-toc a{background:var(--card);border:1px solid var(--line);padding:.5rem .95rem;white-space:nowrap}
  .art-toc a[aria-current]{border-color:var(--tint-2)}
  .art-body{max-width:none}
  .art-more .sec-head{grid-template-columns:1fr}
}
@media (max-width:430px){
  /* long button labels: full-width and allowed to wrap, so nothing is clipped at 360px */
  .art-cta > *,.art-index ~ .cta .band > *{min-width:0}
  .art-index ~ .cta .actions{width:100%}
  .art-cta .actions .btn,.art-index ~ .cta .actions .btn{width:100%;white-space:normal;text-align:center;line-height:1.2;padding-inline:1rem;font-size:.92rem}
  .art-disclaimer{grid-template-columns:minmax(0,1fr)}
  .art-steps li{padding-left:2.8rem}
}

/* ---------- Reduced motion: final states (style.css already collapses durations and delays) ---------- */
@media (prefers-reduced-motion:reduce){
  .fig-grow,.fig-rise,.fig-pop{transform:none!important}
  .fig-fade{opacity:1!important}
  .fig-draw{stroke-dashoffset:0!important}
  .art-card:hover .art-thumb img,.art-card:focus-within .art-thumb img{transform:none}
}

@media print{
  .art-toc,.art-more,.art-cta,.art-filter{display:none!important}
  .art > .wrap{display:block}
}