/* BladeCalc 500 W bonus-plan preview; scoped to article and adjacent calculator links. */
.wa-blade-bonus .wa-article-hero{grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);align-items:center}
.wa-blade-bonus .wa-article-lead h1{max-width:18ch;text-wrap:balance}
.wa-blade-bonus .wa-blade-bonus-hero img{height:auto;max-height:none;object-fit:contain}
.wa-blade-bonus .wa-blade-bonus-hero{align-self:center}
.wa-blade-bonus-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:25px 0}
.wa-blade-bonus-facts>div{border:1px solid var(--canvas-linecolor-light);border-radius:12px;padding:13px 11px;background:var(--canvas-background)}
.wa-blade-bonus-facts strong{display:block;font:500 clamp(1.3rem,2.3vw,1.8rem)/1.15 Georgia,serif}
.wa-blade-bonus-facts span{display:block;margin-top:6px;font-size:.7rem;line-height:1.4}
.wa-blade-bonus .wa-article-prose{max-width:74ch}
.wa-blade-bonus .wa-article-section{scroll-margin-top:24px}
.wa-blade-bonus-contents{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:21px 0 0}
.wa-blade-bonus-contents>div{border:1px solid var(--canvas-linecolor-light);border-radius:12px;padding:16px;background:var(--canvas-background)}
.wa-blade-bonus-contents span,.wa-blade-bonus-pair-heading>span{display:block;font:700 .7rem/1.4 'Segoe UI',Arial,sans-serif;letter-spacing:.1em}
.wa-blade-bonus-contents strong{display:block;margin-top:7px;font-size:.92rem}
.wa-blade-bonus-contents p{font-size:.8rem;margin:6px 0 0;line-height:1.58}
.wa-blade-bonus-pair{padding:26px 0 22px;border-top:1px solid var(--canvas-linecolor-light)}
.wa-blade-bonus-pair:first-of-type{border-top:0;padding-top:0}
.wa-blade-bonus-pair-heading{margin-bottom:19px;max-width:74ch}
.wa-blade-bonus-pair-heading h3{font:500 clamp(1.25rem,2.2vw,1.7rem)/1.25 Georgia,serif;margin:7px 0 9px}
.wa-blade-bonus-pair-heading p{font-size:.87rem;margin:0;line-height:1.6}
.wa-blade-bonus-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.wa-blade-bonus .wa-article-figure{height:100%;min-width:0}
.wa-blade-bonus .wa-article-figure a{display:flex;align-items:center;justify-content:center;min-height:205px}
.wa-blade-bonus .wa-article-figure img{display:block;width:auto;height:auto;max-width:100%;max-height:310px;object-fit:contain}
.wa-blade-bonus-note{max-width:84ch;font-size:.8rem;line-height:1.65;margin:19px 0 0}
.wa-blade-bonus .wa-article-end{margin-top:24px}
/* Isolated calculator-panel styling; this does not affect canvas or BladeCalc controls. */
.wa-bladecalc-helpbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:10px 7px;padding:0}
.wa-bladecalc-helpbar a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 20px;border:1px solid var(--canvas-linecolor-light);border-radius:14px;background:var(--canvas-background);text-decoration:none;color:var(--text-color,inherit);transition:border-color .15s ease,transform .15s ease}
.wa-bladecalc-helpbar a:hover{border-color:var(--canvas-linecolor-dark);transform:translateY(-2px)}
.wa-bladecalc-helpbar a:focus-visible{outline:3px solid var(--canvas-linecolor-dark);outline-offset:3px}
.wa-bladecalc-helpbar strong{display:block;font-size:clamp(1rem,1.8vw,1.26rem);line-height:1.3}
.wa-bladecalc-helpbar span{display:block;margin-top:6px;font-size:.86rem;line-height:1.55}
.wa-bladecalc-helpbar .wa-bladecalc-helpbar-arrow{font:700 1.25rem/1 Georgia,serif;flex:none}
@media(max-width:830px){.wa-blade-bonus .wa-article-hero{grid-template-columns:1fr}.wa-blade-bonus .wa-blade-bonus-hero{width:100%;max-width:600px;margin-inline:auto}}
@media(max-width:650px){.wa-blade-bonus-contents{grid-template-columns:1fr}.wa-blade-bonus-gallery{grid-template-columns:1fr}.wa-blade-bonus .wa-article-figure a{min-height:150px}.wa-bladecalc-helpbar{grid-template-columns:1fr}}
@media(max-width:385px){.wa-blade-bonus-facts{grid-template-columns:1fr;gap:7px}.wa-blade-bonus-facts>div{display:flex;align-items:center;gap:12px;padding:10px}.wa-blade-bonus-facts span{margin:0}}


/* Editorial polish: clearer sheet hierarchy, more consistent sample framing. */
.wa-blade-bonus .wa-article-deck{max-width:49ch}
.wa-blade-bonus .wa-article-hero{gap:clamp(20px,3.1vw,38px)}
.wa-blade-bonus .wa-blade-bonus-hero{padding:clamp(12px,1.6vw,19px);align-self:center}
.wa-blade-bonus .wa-blade-bonus-hero img{width:100%;height:auto;max-height:none;aspect-ratio:372/287;object-fit:contain;background:var(--canvas-background);border-radius:9px}
.wa-blade-bonus .wa-article-history p{max-width:76ch}
.wa-blade-bonus .wa-article-prose{max-width:67ch}
.wa-blade-bonus-contents{gap:clamp(10px,1.6vw,17px);margin-top:25px}
.wa-blade-bonus-contents>div{padding:clamp(15px,1.7vw,20px);border-radius:13px}
.wa-blade-bonus-contents strong{font-size:.95rem;line-height:1.45}
.wa-blade-bonus-contents p{max-width:33ch;line-height:1.65}
.wa-blade-bonus-pair{padding:clamp(26px,3.6vw,38px) 0 clamp(24px,3vw,34px)}
.wa-blade-bonus-pair-heading{max-width:66ch;margin-bottom:18px}
.wa-blade-bonus-pair-heading>span{opacity:.75}
.wa-blade-bonus-pair-heading h3{max-width:35ch;margin:8px 0 10px}
.wa-blade-bonus-pair-heading p{max-width:65ch;line-height:1.72}
.wa-blade-bonus-gallery{gap:clamp(12px,1.7vw,19px);align-items:stretch}
.wa-blade-bonus .wa-article-figure{height:auto;padding:12px;border-radius:13px}
.wa-blade-bonus .wa-article-figure[data-sheet-label]::before{content:attr(data-sheet-label);display:block;align-self:flex-start;font:700 .65rem/1.3 'Segoe UI',Arial,sans-serif;letter-spacing:.12em;padding:2px 0 10px;opacity:.78}
.wa-blade-bonus .wa-article-figure a{min-height:230px;padding:clamp(9px,1.6vw,16px);border-radius:9px;background:color-mix(in srgb,var(--canvas-background) 91%,var(--canvas-linecolor-light))}
.wa-blade-bonus .wa-article-figure img{width:auto;max-width:100%;height:auto;max-height:330px;object-fit:contain}
.wa-blade-bonus .wa-article-figure figcaption{margin-top:12px;padding-top:11px;gap:5px}
.wa-blade-bonus .wa-article-figure figcaption strong{font-size:.83rem;line-height:1.45}
.wa-blade-bonus .wa-article-figure figcaption span{line-height:1.5;opacity:.8}
.wa-blade-bonus-note{max-width:69ch;margin-top:25px;border-left:3px solid var(--canvas-linecolor-dark);padding:10px 0 10px 16px;line-height:1.75}
.wa-blade-bonus .wa-article-end{margin-top:28px}

/* Help cards are scoped away from calculator UI, controls, engine and drawing canvas. */
.wa-bladecalc-helpbar{column-gap:clamp(10px,1.3vw,16px);row-gap:12px;margin:clamp(10px,1.4vw,18px) 7px clamp(16px,2vw,24px)}
.wa-bladecalc-helpbar-heading{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px;padding:0 3px 3px}
.wa-bladecalc-helpbar-heading strong{font:500 clamp(1.12rem,1.6vw,1.4rem)/1.25 Georgia,serif}
.wa-bladecalc-helpbar-heading span{margin:0;font-size:.76rem;line-height:1.55;opacity:.82}
.wa-bladecalc-helpbar a{min-width:0;min-height:120px;align-items:center;padding:17px clamp(15px,2.1vw,23px);border-radius:13px;background:color-mix(in srgb,var(--canvas-background) 95%,var(--canvas-linecolor-light))}
.wa-bladecalc-helpbar .wa-bladecalc-helpbar-copy{min-width:0;margin:0}
.wa-bladecalc-helpbar-copy small{display:block;margin-bottom:5px;font:700 .62rem/1.4 'Segoe UI',Arial,sans-serif;letter-spacing:.12em;opacity:.68}
.wa-bladecalc-helpbar .wa-bladecalc-helpbar-copy strong{font-size:clamp(1rem,1.5vw,1.2rem);line-height:1.3}
.wa-bladecalc-helpbar .wa-bladecalc-helpbar-copy>span{font-size:.79rem;line-height:1.58;margin-top:5px;max-width:58ch}
.wa-bladecalc-helpbar .wa-bladecalc-helpbar-arrow{display:grid;place-items:center;width:34px;height:34px;flex:none;margin:0;border:1px solid var(--canvas-linecolor-light);border-radius:50%;font:700 1rem/1 Georgia,serif}
.wa-bladecalc-helpbar a:hover .wa-bladecalc-helpbar-arrow{border-color:var(--canvas-linecolor-dark)}
@media(max-width:650px){
 .wa-blade-bonus .wa-article-figure a{min-height:155px}
 .wa-blade-bonus .wa-article-figure img{max-height:330px}
 .wa-bladecalc-helpbar a{min-height:0;padding:15px 17px}
}
@media(prefers-reduced-motion:reduce){
 .wa-bladecalc-helpbar a{transition:none}
}