/* Field-guide pages (the old site's technical articles) in the VSI shell.
   Rules come from the old board.css; colours map onto the VSI tokens below,
   so the guides follow any palette change made in vsi.css. Gold stays on
   buttons only. */
body{
  --blue:var(--vsi-heading,#0F5C63);
  --blue-dark:var(--vsi-ink,#0B1F2A);
  --blue-soft:var(--vsi-tint,#E3EEEC);
  --ink:var(--vsi-ink,#0B1F2A);
  --muted:var(--vsi-ink-muted,#3C4E56);
  --gold:var(--vsi-lamp,#F2B33D);
  --paper:var(--vsi-bg,#F0EEE9);
  --line:var(--vsi-line,#D9D5CC);
  --white:var(--vsi-sheet,#F7F6F2);
  --shadow:0 14px 36px rgba(11,31,42,.10);
  --font-head:"Archivo",system-ui,sans-serif;
}
.guide{font-size:1.04rem;line-height:1.65}
.guide img{display:block;max-width:100%}
.guide .board-hero{background:var(--paper);color:var(--ink);padding:clamp(40px,6vw,76px) 0 clamp(28px,4vw,44px);border-bottom:1px solid var(--line)}
.guide .board-hero .meta{color:var(--blue);font-family:"IBM Plex Mono",ui-monospace,monospace;font-weight:500;letter-spacing:.12em}
.guide .board-hero h1{font-family:var(--font-head);font-weight:800;font-stretch:92%;letter-spacing:-.02em;line-height:1.04;color:var(--blue);font-size:clamp(2.3rem,5vw,4.4rem)}
.guide .board-hero .summary{color:var(--muted)}
.guide .article-lead{font-family:inherit;font-weight:500;font-size:clamp(1.12rem,.4vw + 1rem,1.3rem);color:var(--ink)}
.guide .article-bullets li{display:block;position:relative;padding-left:22px}
.guide .article-bullets li::before{position:absolute;left:2px;top:0;margin-top:0}
.guide .article-body h2,.guide .side-title,.guide .side-card h2{color:var(--blue);font-weight:800;letter-spacing:-.01em}
.guide figcaption{font-size:.88rem;color:var(--muted);padding:10px 14px;background:var(--white)}
.guide .pdf-button{background:var(--gold);color:var(--vsi-on-lamp,#0B1F2A);box-shadow:none}
.guide .pdf-button:hover,.guide .pdf-button:focus-visible{background:var(--blue);color:#fff}
.guide .wrap{width:min(1120px,calc(100% - 32px));margin-inline:auto}
.guide-companion{background:var(--white);border-top:1px solid var(--line);padding:clamp(28px,4vw,44px) 0}
.guide-companion .wrap{display:flex;flex-wrap:wrap;gap:18px 32px;align-items:center;justify-content:space-between}
.guide-companion p{margin:0;max-width:60ch;color:var(--muted)}
.guide-companion .eyebrow{color:var(--blue);margin-bottom:6px}
.guide-companion-links{display:flex;flex-wrap:wrap;gap:10px}
.board-hero h1{font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-weight:600;letter-spacing:-.04em;line-height:1.02;margin:0}
.board-hero{background:radial-gradient(ellipse at 28% 38%,rgba(255,255,255,.08) 0%,transparent 68%),linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;padding:clamp(42px,6vw,78px) 0}
.board-hero .meta{margin:0 0 16px;text-transform:uppercase;letter-spacing:.16em;font-weight:900;color:var(--blue);font-size:.76rem}
.board-hero h1{font-size:clamp(2.7rem,5.8vw,5.7rem);max-width:980px}
.board-hero .summary{max-width:820px;margin:22px 0 0;font-size:clamp(1.12rem,.7vw + 1rem,1.32rem);color:rgba(255,255,255,.86)}
.page-body{padding:clamp(34px,5vw,64px) 0}
.board-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,360px);gap:clamp(24px,5vw,56px);align-items:start}
.side-card h2{font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-size:clamp(1.9rem,3vw,3rem);line-height:1.08;margin:0 0 12px}
.side-card{padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--white)}
.side-card h3{font-size:1.18rem;margin:0 0 8px}
.side-card p,
.side-card li{color:var(--muted);font-size:.98rem;margin:0}
.side-card ul{padding-left:22px;margin:0}
.side-card li+li{margin-top:8px}
.side-card{position:sticky;top:18px}
.side-card img{width:100%;height:250px;object-fit:cover;border-radius:16px;margin-bottom:16px;background:var(--blue-soft);box-shadow:0 8px 24px rgba(11,31,42,.1)}
.related{margin-top:18px;display:grid;gap:10px}
.related a,
.download-link{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:54px;padding:12px 16px;border:1px solid var(--line);border-radius:14px;background:var(--white);text-decoration:none;font-weight:900;color:var(--blue-dark)}
.related a::after,
.download-link::after{content:"→";color:var(--blue)}
.pdf-button{display:flex;align-items:center;justify-content:center;min-height:54px;margin-top:16px;padding:12px 16px;border-radius:999px;background:var(--blue);color:#fff;text-decoration:none;font-weight:900;box-shadow:0 12px 26px rgba(15,92,99,.2)}
.pdf-button:hover,
.pdf-button:focus-visible{background:var(--blue-dark);outline:0}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.cta-row .pdf-button{margin-top:0}
.cta-outline-button{display:flex;align-items:center;justify-content:center;min-height:54px;padding:12px 20px;border-radius:999px;border:2px solid var(--blue);background:var(--white);color:var(--blue-dark);text-decoration:none;font-weight:900}
.cta-outline-button:hover,
.cta-outline-button:focus-visible{background:var(--blue-soft);outline:0}
.mini-note{margin-top:12px;font-size:.92rem;color:var(--muted)}
.download-list{display:grid;gap:10px;margin-top:14px}
.download-list-compact{grid-template-columns:repeat(2,minmax(0,1fr))}
.related a:hover,
.related a:focus-visible{border-color:var(--blue);background:var(--blue-soft);color:var(--blue-dark);outline:0}
.related a.is-action{border-color:var(--line);background:var(--blue-soft);color:var(--blue)}
.related a.is-action::after{color:var(--blue)}
.related a.is-action:hover,
.related a.is-action:focus-visible{border-color:var(--blue);background:var(--gold);color:#fff}
.related a.is-action:hover::after,
.related a.is-action:focus-visible::after{color:#fff}
.download-link:hover,
.download-link:focus-visible{border-color:var(--blue);background:var(--blue-soft);color:var(--blue-dark);outline:0}
.global-language-switch{font-size:14px!important}
.article-body{padding:0}
.article-lead{font-size:clamp(1.15rem,.4vw+1.05rem,1.35rem);color:var(--ink);line-height:1.68;margin:0 0 1.75rem;font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-weight:500}
.fig-full{margin:0 0 2rem;border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}
.fig-half{margin:1.75rem 0;border-radius:16px;overflow:hidden;box-shadow:0 8px 22px rgba(11,31,42,.1)}
.fig-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:1.75rem 0}
.fig-pair figure{border-radius:14px;overflow:hidden;margin:0;box-shadow:0 8px 18px rgba(11,31,42,.1)}
.fig-full img,
.fig-half img,
.fig-pair img{display:block;width:100%;object-fit:cover}
.fig-full img{max-height:440px}
.fig-half img{max-height:320px}
.fig-full img.img-contain-soft,
.fig-half img.img-contain-soft,
.fig-pair img.img-contain-soft{max-height:none;object-fit:contain;background:var(--blue-soft)}
.fig-pair img{height:210px}
.article-body h2{font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-size:clamp(1.65rem,2.6vw,2.5rem);line-height:1.1;color:var(--ink);margin:2.25rem 0 .7rem;letter-spacing:-.022em}
.article-body p{color:var(--muted);line-height:1.72;margin:0 0 .95rem;font-size:1.04rem}
.article-body p:last-child{margin-bottom:0}
.article-body strong{color:var(--ink)}
.article-steps{counter-reset:art;list-style:none;padding:0;margin:1.25rem 0 1.75rem;display:grid;gap:.85rem}
.article-steps li{counter-increment:art;display:flex;gap:14px;align-items:flex-start;padding:15px 16px;border:1px solid var(--line);border-radius:14px;background:var(--white);transition:border-color .14s,box-shadow .14s}
.article-steps li:hover{border-color:var(--blue);box-shadow:0 5px 18px rgba(15,92,99,.08)}
.article-steps li::before{content:counter(art);flex-shrink:0;width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;font-weight:900;display:grid;place-items:center;font-size:.87rem;margin-top:1px}
.article-steps strong{display:block;color:var(--ink);font-size:.99rem;line-height:1.3;margin-bottom:3px}
.article-steps p{color:var(--muted);font-size:.95rem;line-height:1.5;margin:0}
.article-bullets{padding-left:0;margin:0 0 1.5rem;list-style:none;display:grid;gap:.5rem}
.article-bullets li{display:flex;gap:10px;color:var(--muted);font-size:1.01rem;line-height:1.6;align-items:flex-start}
.article-bullets li::before{content:"·";color:var(--blue);font-weight:900;font-size:1.5rem;line-height:1;flex-shrink:0;margin-top:.1rem}
.article-bullets strong{color:var(--ink)}
.article-callout{margin:1.75rem 0;padding:1.4rem 1.75rem;border-radius:16px;background:var(--blue-soft);border-left:4px solid var(--blue)}
.article-callout p{margin:0;font-size:1.06rem;color:var(--ink);line-height:1.6;font-style:italic}
.article-cta{margin:2.25rem 0 0;padding:1.75rem 2rem;border-radius:20px;background:var(--blue-soft);border:1px solid var(--line);text-align:center}
.article-cta p{color:var(--muted);margin:0 0 1.15rem;font-size:.97rem}
.faq-q{font-family:inherit;font-size:1.06rem;font-weight:700;color:var(--ink);margin:1.5rem 0 .3rem;padding-left:12px;border-left:3px solid var(--blue)}
.side-title{font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-size:1.5rem;line-height:1.1;margin:0 0 12px;color:var(--ink)}
.side-list{list-style:none;padding:0;margin:0 0 18px;display:grid;gap:8px}
.side-list li{padding:10px 13px;background:var(--blue-soft);border-radius:11px;color:var(--muted);font-size:.93rem;line-height:1.45;border-left:3px solid var(--blue)}
.inline-code{background:var(--blue-soft);color:var(--blue-dark);font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.88em;padding:2px 7px;border-radius:5px;font-weight:700}
.pi-layout{display:grid;grid-template-columns:230px 1fr;gap:0 52px;align-items:start}
.pi-sidenav{position:sticky;top:24px;background:var(--white);border:1px solid var(--line);border-radius:16px;padding:18px 20px;max-height:calc(100vh - 48px);overflow-y:auto}
.pi-sidenav-label{font-size:.61rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase;color:var(--blue);margin:12px 0 5px;display:block}
.pi-sidenav-label:first-child{margin-top:0}
.pi-sidenav a{display:block;font-size:.875rem;font-weight:500;color:var(--muted);padding:5px 0 5px 12px;margin-left:-12px;border-left:2px solid transparent;text-decoration:none;line-height:1.3;transition:color .12s,border-color .12s}
.pi-sidenav a:hover,
.pi-sidenav a.pi-active{color:var(--blue);border-left-color:var(--blue);font-weight:700}
.pi-sidenav .pi-sub{font-size:.8rem;padding-left:24px}
.pi-sidenav hr{border:none;border-top:1px solid var(--line);margin:12px 0}
.pi-qref-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--line);font-size:.81rem;gap:8px}
.pi-qref-row:last-child{border-bottom:none}
.pi-qref-label{color:var(--muted);flex-shrink:0}
.pi-qref-val{font-weight:800;color:var(--ink);font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.82rem;text-align:right}
.pi-qref-tight{margin-top:0}
.pi-section{scroll-margin-top:24px;border-bottom:1px solid var(--line)}
.pi-section:last-of-type{border-bottom:none}
.pi-eyebrow{font-size:.62rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin:0 0 5px}
.pi-accordion{border:none;padding:0;margin:0}
.pi-accordion-head{list-style:none;cursor:pointer;display:flex;flex-direction:column;padding:20px 36px 20px 0;position:relative;user-select:none}
.pi-accordion-head::-webkit-details-marker,
.pi-accordion-head::marker{display:none;content:''}
.pi-accordion-head::after{content:'›';position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:1.5rem;font-weight:900;color:var(--blue);transition:transform .2s ease;line-height:1}
details[open]>.pi-accordion-head::after{transform:translateY(-50%) rotate(90deg)}
.pi-accordion-head:focus-visible{outline:2px solid var(--blue);outline-offset:4px;border-radius:4px}
.pi-accordion-head h2{font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-size:clamp(1.75rem,2.7vw,2.5rem);line-height:1.1;color:var(--ink);margin:4px 0 0;letter-spacing:-.02em;transition:color .15s}
.pi-accordion-head:hover h2,
.pi-accordion-head:focus-visible h2{color:var(--blue-dark)}
.pi-accordion-body{padding:0 0 36px}
.pi-questions-band{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:24px 0 8px;padding:18px 22px;background:var(--blue-soft);border:1.5px solid var(--line);border-radius:14px}
.pi-questions-text{margin:0;color:var(--muted);font-size:.97rem;line-height:1.5;flex:1;min-width:180px}
.pi-questions-link{flex-shrink:0;display:inline-flex;align-items:center;background:var(--blue);color:#fff;padding:10px 20px;border-radius:999px;text-decoration:none;font-weight:900;font-size:.9rem;white-space:nowrap;transition:background .15s}
.pi-questions-link:hover,
.pi-questions-link:focus-visible{background:var(--blue-dark);outline:0}
.pi-intro{font-size:clamp(1rem,.3vw+.94rem,1.15rem);color:var(--muted);line-height:1.7;margin:0 0 22px;font-family:var(--font-head,"Archivo",system-ui,sans-serif);font-weight:500}
.pi-mini-heading{margin:24px 0 10px;font-size:1.1rem;font-weight:800;color:var(--ink)}
.pi-small-note-loose{font-size:.88rem;color:var(--muted);margin-top:14px}
.ui-mock-head{font-weight:900;color:var(--ink);font-size:.92rem;margin:0 0 12px;text-align:center;text-transform:uppercase;letter-spacing:.07em}
.ui-lang-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ui-lang-card{padding:16px 10px;border-radius:12px;text-align:center;font-weight:800;font-size:.88rem;color:#fff}
.ui-lang-en{background:var(--blue)}
.ui-lang-es{background:var(--gold)}
.ui-lang-hi{background:#8b3a8b}
.ui-lang-fr{background:#2a7d4f}
.ui-lang-pt{background:#c0392b}
.ui-lang-sw{background:#16697a}
.ui-lang-zh{background:#b35400}
.ui-lang-ne{background:#5a6fa8}
.ui-lang-card small{display:block;font-weight:500;font-size:.7rem;opacity:.85;margin-top:3px}
.ui-types-row{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}
.ui-type-card{background:var(--white);border:1px solid var(--line);border-radius:10px;padding:13px 6px;text-align:center;font-size:.78rem;font-weight:700;color:var(--ink)}
.ui-type-icon{font-size:1.4rem;display:block;margin-bottom:5px}
.ui-lang-row button,
.ui-types-row button,
.iphone-back,
.iphone-file-row{font:inherit;-webkit-appearance:none;appearance:none;cursor:pointer}
.ui-lang-card,
.ui-type-card{cursor:pointer}
.iphone-demo-wrap{margin:18px 0 26px;text-align:center}
.iphone-frame{width:300px;max-width:100%;margin:0 auto;background:#111;border-radius:44px;padding:14px;box-shadow:0 18px 40px rgba(11,31,42,.22);position:relative}
.iphone-notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:120px;height:24px;background:#111;border-radius:0 0 16px 16px;z-index:2}
.iphone-screen{background:var(--white);border-radius:32px;overflow:hidden;min-height:520px;display:flex;flex-direction:column;position:relative}
.iphone-statusbar{display:flex;justify-content:space-between;align-items:center;padding:10px 22px 2px;font-size:.72rem;font-weight:800;color:#000}
.iphone-urlbar{background:#e9ebef;margin:6px 12px 0;border-radius:9px;padding:6px 10px;text-align:center}
.iphone-url-text{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.72rem;color:#555;font-weight:600}
.iphone-body{flex:1;padding:14px 14px 20px;background:var(--blue-soft);overflow-y:auto}
.iphone-back{background:none;border:none;color:var(--blue);font-weight:800;font-size:.85rem;padding:0 0 12px;display:block}
.iphone-screen-state .ui-mock-head{margin-top:0}
.iphone-file-list{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.iphone-file-row{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:11px 12px;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.8rem;font-weight:700;color:var(--ink);position:relative;overflow:hidden;width:100%}
.iphone-file-row small{display:block;font-weight:500;color:var(--muted);font-size:.7rem;margin-top:2px}
.iphone-file-dl{flex-shrink:0;font-size:1.05rem;color:var(--blue)}
.iphone-file-row.is-done .iphone-file-dl{color:#16a34a}
.iphone-file-row.is-downloading .iphone-file-dl{color:var(--muted)}
.iphone-file-progress{position:absolute;left:0;bottom:0;height:2px;background:var(--blue);width:0%;transition:width .12s linear}
.iphone-toast{position:absolute;left:14px;right:14px;bottom:14px;background:rgba(15,25,35,.92);color:#fff;font-size:.78rem;font-weight:700;text-align:center;padding:11px 14px;border-radius:12px;opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .25s,transform .25s}
.iphone-toast.is-shown{opacity:1;transform:translateY(0)}
.iphone-demo-caption{font-size:.85rem;color:var(--muted);margin:12px 0 0}
.vi-steps{display:flex;flex-direction:column;margin:20px 0 0}
.vi-step{display:grid;grid-template-columns:52px 1fr;gap:0 18px;position:relative}
.vi-step-line{position:absolute;left:25px;top:52px;bottom:-4px;width:2px;background:var(--line)}
.vi-step:last-child .vi-step-line{display:none}
.vi-step-num{width:52px;height:52px;border-radius:50%;background:var(--blue);color:#fff;font-weight:900;font-size:1.05rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:1;box-shadow:0 0 0 4px #fff}
.vi-step-body{padding:10px 0 36px;min-width:0}
.vi-step-body h4{margin:0 0 7px;font-size:1rem;font-weight:800;color:var(--ink);line-height:1.25}
.vi-step-body p{color:var(--muted);font-size:.95rem;line-height:1.6;margin:0 0 8px}
.vi-step-body p:last-child{margin-bottom:0}
.tip-box{background:#f0fdf4;border:1px solid #bbf7d0;border-left:4px solid #16a34a;border-radius:12px;padding:12px 16px;margin:14px 0;font-size:.9rem;line-height:1.55;color:#15803d}
.tip-box strong{color:#15803d}
.hw-table{width:100%;border-collapse:collapse;margin:10px 0 20px;font-size:.92rem}
.hw-table th{text-align:left;font-size:.61rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:7px 0;border-bottom:1px solid var(--line)}
.hw-table td{padding:8px 0;border-bottom:1px solid var(--line);vertical-align:top}
.hw-table td:first-child{color:var(--muted);width:42%;padding-right:16px}
.hw-table td:last-child{font-weight:700;color:var(--ink)}
.hw-table tr:last-child td{border-bottom:none}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:10px 0 20px}
.table-wrap .hw-table{margin:0}
.pi-nav-details{display:contents}
.pi-nav-summary{display:none}
@media(max-width:860px){
.pi-layout{grid-template-columns:1fr}
.pi-nav-details{display:block;margin-bottom:24px}
.pi-nav-summary{display:flex;align-items:center;justify-content:space-between;list-style:none;cursor:pointer;font-weight:800;font-size:.97rem;color:var(--ink);background:var(--blue-soft);border:1px solid var(--line);border-radius:12px;padding:13px 18px;-webkit-user-select:none;user-select:none}
.pi-nav-summary::-webkit-details-marker{display:none}
.pi-nav-details[open] .pi-nav-summary{border-radius:12px 12px 0 0;border-bottom-color:transparent}
.pi-nav-details[open] .pi-sidenav{border:1px solid var(--line);border-top:none;border-radius:0 0 12px 12px;padding-top:12px}
.pi-sidenav{position:static;max-height:none;margin-bottom:0}
}
@media(max-width:560px){
.ui-types-row{grid-template-columns:repeat(2,1fr)}
.vi-step{grid-template-columns:40px 1fr}
.vi-step-num{width:40px;height:40px;font-size:.88rem}
.vi-step-line{left:19px}
.pi-sidenav{padding:14px 16px}
}
.sat-calc-accordion{border:1.5px solid var(--line);border-radius:18px;overflow:hidden;margin:2rem 0;background:var(--white)}
.sat-calc-summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 22px;cursor:pointer;list-style:none;-webkit-user-select:none;user-select:none;background:var(--blue-soft)}
.sat-calc-summary::-webkit-details-marker,
.sat-calc-summary::marker{display:none;content:''}
.sat-calc-summary:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:16px}
.sat-calc-summary-text{display:flex;flex-direction:column;gap:3px}
.sat-calc-summary-text strong{font-size:1.04rem;color:var(--ink)}
.sat-calc-summary-sub{font-size:.8rem;color:var(--muted)}
.sat-calc-chevron{font-size:1.5rem;font-weight:900;color:var(--blue);line-height:1;transition:transform .2s ease;flex-shrink:0}
.sat-calc-accordion[open] .sat-calc-chevron{transform:rotate(90deg)}
.sat-calc-accordion[open] .sat-calc-summary{border-bottom:1px solid var(--line)}
.sat-calc-accordion>*:not(summary){padding:0 22px 22px}
.sat-calc-widget{margin:2.5rem 0}
.sat-calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;margin:1.5rem 0}
.sat-form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.sat-form-group label{font-weight:800;font-size:.92rem;color:var(--ink)}
.sat-label-note{font-weight:400;font-size:.8rem;color:var(--muted);margin-left:6px}
.sat-loc-row{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:end}
.sat-form-group input[type=number],
.sat-form-group select{font:inherit;padding:10px 12px;border-radius:12px;border:1.5px solid var(--line);background:var(--paper);color:var(--ink);width:100%;box-sizing:border-box}
.sat-form-group input[type=number]:focus,
.sat-form-group select:focus{outline:0;border-color:var(--blue);background:var(--white)}
.sat-gps-btn{font:inherit;padding:10px 12px;border-radius:12px;border:1.5px solid var(--blue);background:var(--blue-soft);color:var(--blue);font-weight:700;cursor:pointer;white-space:nowrap;line-height:1.2}
.sat-gps-btn:hover{background:var(--blue);color:#fff}
.sat-gps-btn:disabled{opacity:.6;cursor:default}
.sat-loc-hint{font-size:.78rem;color:var(--muted);margin:0}
.sat-calc-results{background:var(--blue-soft);border-radius:18px;padding:20px}
.sat-result-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.sat-result-card{background:var(--white);border-radius:12px;padding:14px 16px;text-align:center;box-shadow:0 1px 4px rgba(11,31,42,.06)}
.sat-result-val{font-size:1.5rem;font-weight:900;color:var(--blue);letter-spacing:-.02em;line-height:1.1}
.sat-result-lbl{font-size:.7rem;font-weight:700;color:var(--muted);margin-top:4px;text-transform:uppercase;letter-spacing:.09em}
.sat-signal-bar{margin-top:4px}
.sat-signal-label{font-weight:800;font-size:.88rem;color:var(--ink);margin-bottom:8px}
.sat-signal-track{height:12px;border-radius:6px;background:var(--line);overflow:hidden}
.sat-signal-fill{height:100%;border-radius:6px;background:linear-gradient(90deg,#dc2626 0%,#f59e0b 50%,#22c55e 100%);transition:width .5s ease}
.sat-signal-desc{font-size:.88rem;color:var(--muted);margin:8px 0 0;line-height:1.5}
.sat-calc-error{font-size:.88rem;color:#b3271d;font-weight:700;margin:8px 0 0;min-height:1.1em}
.sat-calc-intro{margin:12px 0 0}
.sat-lnb-manual{display:none;margin-top:8px}
.sat-lnb-manual.is-visible{display:block}
.sat-calc-results.is-hidden{display:none}
.sat-signal-fill.is-zero{width:0%}
.sat-map-canvas{display:block;width:100%;height:auto;border-radius:16px;border:1px solid var(--line);margin:16px 0 6px}
.sat-map-note{font-size:.82rem;color:var(--muted);line-height:1.55;margin:0}
@media(max-width:800px){
.sat-calc-grid{grid-template-columns:1fr}
.sat-loc-row{grid-template-columns:1fr 1fr}
.sat-gps-btn{grid-column:1/-1}
}
@media(max-width:480px){
.sat-result-grid{grid-template-columns:1fr 1fr}
}
@media print{
.pi-sidenav{display:none!important}
.pi-layout{display:block!important}

.ui-lang-en{background:var(--blue)!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.ui-lang-es{background:var(--gold)!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.vi-step-num{-webkit-print-color-adjust:exact;print-color-adjust:exact}
.tip-box,
.article-callout{-webkit-print-color-adjust:exact;print-color-adjust:exact}
.pi-section{break-inside:avoid-page;page-break-inside:avoid}
.vi-step{break-inside:avoid}
}


@media(max-width:900px){
.board-layout{grid-template-columns:1fr}
.side-card{position:static}
}
@media(max-width:560px){
.download-list-compact,
.fig-pair{grid-template-columns:1fr}
.fig-pair img{height:200px}
.board-hero h1{font-size:2.75rem}
.article-bullets li{display:block;position:relative;padding-left:22px}
.article-bullets li::before{position:absolute;left:2px;top:0;margin-top:0}
}


/* Resources hub */
.hub{padding:clamp(32px,5vw,60px) 0 clamp(40px,6vw,72px)}
.hub-h{font-family:var(--font-head);font-weight:800;color:var(--blue);font-size:clamp(1.5rem,2.4vw,2rem);letter-spacing:-.01em;margin:clamp(32px,4vw,48px) 0 16px}
.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
@media (max-width:600px){.hub-grid{grid-template-columns:1fr 1fr;gap:12px}.hub-card span{padding:10px 12px 14px;font-size:.86rem}.hub-card b{font-size:.95rem}.hub-ladder{grid-template-columns:1fr 1fr}}
.hub-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--muted);transition:border-color .15s,transform .15s,box-shadow .15s}
.hub-card:hover,.hub-card:focus-visible{border-color:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow);outline:0}
.hub-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--blue-soft)}
.hub-card span{display:block;padding:14px 16px 18px;font-size:.95rem;line-height:1.5}
.hub-card b{display:block;color:var(--ink);font-size:1.05rem;margin-bottom:4px}
.hub-card b::after{content:" →";color:var(--blue)}
.hub-companion{display:flex;align-items:center;gap:16px;padding:20px 24px;border:2px solid var(--blue);border-radius:16px;background:var(--white);text-decoration:none;color:var(--muted);max-width:760px}
.hub-companion b{display:block;color:var(--blue);font-size:1.15rem;margin-bottom:4px}
.hub-companion:hover,.hub-companion:focus-visible{background:var(--blue-soft);outline:0}
.hub-print{display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center;justify-content:space-between;margin-top:clamp(36px,5vw,56px);padding:24px 28px;border-radius:16px;background:var(--blue-soft)}
.hub-print .hub-h{margin:0 0 6px}
.hub-print p{margin:0;max-width:56ch;color:var(--muted)}
.hub-ladder{list-style:none;counter-reset:rung;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.hub-ladder li{counter-increment:rung;position:relative;padding:44px 16px 16px;border-radius:14px;background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;gap:4px}
.hub-ladder li::before{content:counter(rung);position:absolute;top:12px;left:16px;width:24px;height:24px;border-radius:50%;background:var(--blue);color:#fff;font-size:.8rem;font-weight:800;display:grid;place-items:center}
.hub-ladder b{color:var(--ink);line-height:1.25}
.hub-ladder span{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.8rem;color:var(--blue)}
.hub-ladder a{margin-top:auto;padding-top:8px;font-size:.9rem;font-weight:700;color:var(--blue)}
.hub-supply{margin:16px 0 0;padding:14px 18px;border-left:3px solid var(--blue);background:var(--blue-soft);border-radius:0 12px 12px 0;color:var(--muted);font-size:.95rem;max-width:900px}
.hub-supply strong{color:var(--ink)}
.hub-supply .is-action{display:inline-block;margin-left:6px;font-weight:800;color:var(--blue)}

/* Eric's companion site card: VSI badge + clear button */
.hub-companion{gap:22px;padding:24px 28px;max-width:none}
.hub-companion img{width:88px;height:auto;flex:none}
.hub-companion>span:not(.hub-companion-go){flex:1}
.hub-companion b{font-size:1.35rem}
.hub-companion-go{flex:none;white-space:nowrap;font-weight:700;padding:14px 22px;border-radius:999px;background:var(--vsi-lamp,#F2B33D);color:var(--vsi-ink,#0B1F2A)}
@media (max-width:700px){.hub-companion{flex-wrap:wrap}.hub-companion-go{width:100%;text-align:center}}