/* ==========================================================================
   PainTEQ SI-Joint Article Pages (coded, new theme)
   Shared styles for: 346 About the SI Joint, 301 Causes, 331 Common Symptoms,
   1973 5 Activities. Scoped to body.pt-si-article. Delete to revert.
   ========================================================================== */

/* Lift Hello Elementor's content width cap so coded sections go full-bleed */
body.pt-si-article .site-main{max-width:none!important;width:100%!important;margin:0!important}
body.pt-si-article #content{overflow-x:clip}

/* Match the rest of the new site: display font stack */
body.pt-si-article{--pt-font-display:Bahnschrift,"Saira","Helvetica Neue",Arial,sans-serif}

/* ---- Base design-system classes (sourced from the coded-page system) ---- */
.pt-si-article section{position:relative;padding-block:clamp(72px,10vw,168px)}
.pt-si-article .wrap{width:100%;max-width:var(--site-max,1440px);margin:0 auto;padding-inline:var(--site-pad-x,clamp(20px,4.4vw,72px))}
.pt-si-article .display-1,.pt-si-article .display-2,.pt-si-article .display-3{font-family:var(--pt-font-display);font-weight:500;letter-spacing:-.035em;line-height:.96;text-wrap:balance;margin:0}
.pt-si-article .display-1{font-size:var(--pt-display-1)}
.pt-si-article .display-2{font-size:var(--pt-display-2);letter-spacing:-.03em;line-height:.98}
.pt-si-article .display-3{font-size:var(--pt-display-3);letter-spacing:-.025em;line-height:1.04}
.pt-si-article .subhead{font-family:var(--pt-font-display);font-size:clamp(17px,1.45vw,22px);line-height:1.5;font-weight:300;letter-spacing:0;max-width:60ch;text-wrap:pretty;color:inherit;opacity:.8;margin:0}
.pt-si-article .eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--pt-font-body);font-size:11.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;line-height:1.2;opacity:.7;margin:0}
.pt-si-article .eyebrow::before{content:"";display:block;width:28px;height:1px;background:currentColor;flex-shrink:0;opacity:.7}
.pt-si-article .serif-italic{font-family:"Cormorant Garamond",Georgia,serif;font-style:italic;font-weight:400;letter-spacing:-.01em}
.pt-si-article .section-header{display:grid;gap:18px;margin-bottom:clamp(40px,5vw,72px);max-width:62ch}
.pt-si-article .btn{display:inline-flex;align-items:center;gap:14px;padding:17px 30px;border:1px solid currentColor;border-radius:999px;font-family:var(--pt-font-display);font-size:13.5px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;background:transparent;color:inherit;transition:background .22s,color .22s,border-color .22s;cursor:pointer;white-space:nowrap;text-decoration:none}
.pt-si-article .btn svg{width:16px;height:16px;flex-shrink:0}
.pt-si-article .btn:hover{background:var(--pt-corporate-blue);border-color:var(--pt-corporate-blue);color:#fff}
.pt-si-article .btn.btn-light:hover{color:var(--pt-deep)}
.pt-si-article .reveal{opacity:0;transform:translateY(16px);transition:opacity 720ms ease,transform 720ms ease;transition-delay:var(--reveal-delay,0ms)}
.pt-si-article .reveal.in{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){.pt-si-article .reveal{opacity:1;transform:none;transition:none}}

/* ---- Hero ---- */
.pt-si-hero{background:var(--pt-deep);color:#fff;padding-block:clamp(120px,15vh,190px) clamp(60px,8vw,110px)}
.pt-si-hero .wrap{display:grid;gap:22px;max-width:1180px}
.pt-si-hero .display-1{color:#fff;max-width:17ch}
.pt-si-hero .subhead{opacity:.82;margin-top:6px}
.pt-si-hero .eyebrow{color:var(--pt-corporate-blue);opacity:1}

/* ---- Article prose ---- */
.pt-si-prose{font-family:var(--pt-font-body);color:var(--pt-ink-2);font-size:clamp(16.5px,1.15vw,19px);line-height:1.68;max-width:68ch}
.pt-si-prose p{margin:0 0 1.15em;text-wrap:pretty}
.pt-si-prose p:last-child{margin-bottom:0}
.pt-si-prose strong{color:var(--pt-deep);font-weight:600}
.pt-si-prose a{color:var(--pt-corporate-blue);text-decoration:underline;text-underline-offset:3px}
.pt-si-lede{font-family:var(--pt-font-display);font-weight:300;font-size:clamp(20px,1.9vw,27px);line-height:1.5;color:var(--pt-deep);max-width:30ch}

/* Two-column intro: lede left, body right */
.pt-si-intro-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(28px,5vw,80px);align-items:start}
@media (max-width:860px){.pt-si-intro-grid{grid-template-columns:1fr;gap:24px}}

/* ---- Figure ---- */
.pt-si-figure{margin:0}
.pt-si-figure img{display:block;width:100%;height:auto;border-radius:18px;box-shadow:var(--pt-shadow-lg,0 18px 40px -12px rgba(0,37,57,.18))}
.pt-si-figure.is-plain img{box-shadow:none;border-radius:14px;background:#fff}
.pt-si-figure figcaption{font-family:var(--pt-font-mono);font-size:11.5px;letter-spacing:.04em;color:var(--pt-ink-3);margin-top:12px}
.pt-si-figure-wide{max-width:900px;margin-inline:auto}

/* ---- Definition / keypoint cards (hyper/hypomobility) ---- */
.pt-si-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:8px}
.pt-si-card{background:var(--pt-surface-white,#fff);border:1px solid var(--pt-line,#D6DDE2);border-radius:16px;padding:28px 28px 30px}
.pt-si-card h3{font-family:var(--pt-font-display);font-size:clamp(20px,1.7vw,26px);font-weight:600;letter-spacing:-.01em;color:var(--pt-deep);margin:0 0 10px}
.pt-si-card p{margin:0;font-size:16px;line-height:1.6;color:var(--pt-ink-2)}

/* ---- Stat callout ---- */
.pt-si-stat{border-left:3px solid var(--pt-corporate-blue);background:rgba(22,172,227,.07);padding:26px 30px;border-radius:0 14px 14px 0;display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.pt-si-stat-num{font-family:var(--pt-font-display);font-size:clamp(52px,6vw,96px);font-weight:500;letter-spacing:-.04em;line-height:.9;color:var(--pt-deep);white-space:nowrap}
.pt-si-stat-num small{font-size:.4em;color:var(--pt-corporate-blue);margin-left:.04em}
.pt-si-stat-txt{font-family:var(--pt-font-display);font-size:clamp(15px,1.2vw,18px);line-height:1.5;color:var(--pt-ink-2);max-width:38ch}
.pt-si-stat-txt cite{display:block;font-family:var(--pt-font-mono);font-style:normal;font-size:11px;letter-spacing:.04em;color:var(--pt-ink-3);margin-top:8px}

/* ---- Marker list (symptoms / causes) ---- */
.pt-si-list{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.pt-si-list li{position:relative;padding:18px 0 18px 40px;border-bottom:1px solid var(--pt-line,#D6DDE2);font-family:var(--pt-font-body);font-size:clamp(15.5px,1.1vw,18px);line-height:1.55;color:var(--pt-ink-2)}
.pt-si-list li:first-child{border-top:1px solid var(--pt-line,#D6DDE2)}
.pt-si-list li::before{content:"";position:absolute;left:4px;top:26px;width:9px;height:9px;border-radius:50%;background:var(--pt-corporate-blue)}
.pt-si-list.cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px}
@media (max-width:760px){.pt-si-list.cols{grid-template-columns:1fr}}

/* Simple inline bullet list inside prose */
.pt-si-prose ul{list-style:none;margin:0 0 1.15em;padding:0}
.pt-si-prose ul li{position:relative;padding:6px 0 6px 26px}
.pt-si-prose ul li::before{content:"";position:absolute;left:2px;top:15px;width:7px;height:7px;border-radius:50%;background:var(--pt-corporate-blue)}

/* ---- Numbered activity sections ---- */
.pt-si-steps{display:grid;gap:clamp(28px,4vw,56px)}
.pt-si-step{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(20px,3vw,44px);align-items:start;padding-bottom:clamp(28px,4vw,56px);border-bottom:1px solid var(--pt-line,#D6DDE2)}
.pt-si-step:last-child{border-bottom:none;padding-bottom:0}
.pt-si-step-num{font-family:var(--pt-font-display);font-size:clamp(44px,5vw,88px);font-weight:500;letter-spacing:-.04em;line-height:.85;color:var(--pt-corporate-blue)}
.pt-si-step-body h2{font-family:var(--pt-font-display);font-size:clamp(24px,2.3vw,38px);font-weight:600;letter-spacing:-.02em;color:var(--pt-deep);margin:0 0 14px;line-height:1.05}
@media (max-width:640px){.pt-si-step{grid-template-columns:1fr;gap:6px}.pt-si-step-num{font-size:40px}}

/* ---- Section heading block ---- */
.pt-si-h2{font-family:var(--pt-font-display);font-size:var(--pt-display-3);font-weight:500;letter-spacing:-.025em;line-height:1.04;color:var(--pt-deep);margin:0 0 clamp(24px,3vw,40px);max-width:20ch}
.pt-si-h2 .serif-italic{color:var(--pt-corporate-blue)}

/* ---- CTA band ---- */
.pt-si-cta{background:var(--pt-deep);color:#fff}
.pt-si-cta .wrap{display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap}
.pt-si-cta-copy{max-width:52ch}
.pt-si-cta .display-3{color:#fff;margin:0 0 14px}
.pt-si-cta .subhead{opacity:.8}
.pt-si-cta .btn{border-color:rgba(255,255,255,.45);color:#fff}

/* ---- Disclaimer / citation note ---- */
.pt-si-note{font-family:var(--pt-font-mono);font-size:11.5px;letter-spacing:.03em;line-height:1.6;color:var(--pt-ink-3);margin-top:28px;max-width:80ch}