/* ============================================================
   POL — Sequence™ Insoles page
   Partnership page: custom 3D-printed neuroadaptive insoles
   designed from DIERS 4D gait data. Reuses tokens + .sec /
   .eyebrow-rule / .foot from pol.css + pol-home.css, and the
   rf-form / rf-net patterns from pol-referrals.css.
   Self-contained: all sequence-specific styles live here.
   ============================================================ */

/* small trademark mark inside display type */
.tm{font-size:.45em;vertical-align:super;letter-spacing:0;font-weight:700}

/* ---- header · manufacturing video ------------------------ */
.sq-hero{position:relative;min-height:86vh;overflow:hidden;background:var(--deep);color:var(--paper);display:flex;flex-direction:column}
.sq-hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% center;filter:saturate(1.04) contrast(1.08) brightness(.8)}
.sq-hero .sq-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(18,15,14,.9) 0,rgba(18,15,14,.52) 46%,transparent 78%),linear-gradient(0deg,rgba(18,15,14,.86) 0,rgba(18,15,14,.06) 44%,transparent 62%)}
.sq-hero .hb-nav{position:relative;z-index:6}
.sq-hero .sq-tag{position:absolute;top:128px;right:48px;z-index:5;display:flex;align-items:center;gap:9px;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:rgba(246,244,240,.85)}
.sq-hero .sq-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 0 rgba(255,127,0,.5);animation:thpulse 1.9s infinite}
@keyframes thpulse{0%{box-shadow:0 0 0 0 rgba(255,127,0,.5)}70%{box-shadow:0 0 0 8px rgba(255,127,0,0)}100%{box-shadow:0 0 0 0 rgba(255,127,0,0)}}
@media (max-height:620px){.sq-hero .sq-tag{display:none}}
.sq-hero .sq-head{position:relative;z-index:5;margin-top:auto;max-width:1240px;width:100%;margin-left:auto;margin-right:auto;padding:0 48px 64px;box-sizing:border-box}
.sq-eyebrow{display:flex;align-items:center;gap:14px;font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--sage)}
.sq-eyebrow::before{content:"";width:34px;height:1px;background:var(--orange)}
.sq-hero h1{font-family:"Archivo",sans-serif;font-weight:800;letter-spacing:-.025em;line-height:1.0;font-size:clamp(40px,5.4vw,70px);margin:22px 0 0;max-width:18ch;color:var(--paper)}
.sq-hero h1 em{font-style:normal;color:var(--orange)}
.sq-hero .sq-lead{font-family:"Inter",sans-serif;font-size:clamp(16px,1.4vw,19px);line-height:1.55;color:rgba(246,244,240,.82);margin:22px 0 0;max-width:56ch}

/* ---- intro statement -------------------------------------- */
.sq-intro .sq-statement{font-family:"Archivo",sans-serif;font-weight:700;letter-spacing:-.015em;line-height:1.18;font-size:clamp(24px,2.9vw,40px);max-width:26ch;margin:26px 0 0;text-wrap:balance}
.sq-intro .sq-statement b{color:var(--orange);font-weight:700}
.sq-intro .sq-intro-body{font-family:"Inter",sans-serif;font-size:16px;line-height:1.62;color:rgba(50,47,47,.82);max-width:58ch;margin:26px 0 0}

/* ---- the difference (dark) -------------------------------- */
.sq-vs h2{font-size:clamp(30px,3.8vw,50px);margin-top:22px;max-width:22ch}
.sq-vs .sq-vs-lead{font-family:"Inter",sans-serif;font-size:18px;line-height:1.6;max-width:58ch;margin:22px 0 0;color:rgba(246,244,240,.82)}
.sq-vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:44px;background:var(--line-dark);border:1px solid var(--line-dark);border-radius:6px;overflow:hidden}
.sq-vs-grid .vc{background:var(--deep);display:flex;flex-direction:column}
.sq-vs-grid .vc img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block}
.sq-vs-grid .vc .vc-body{padding:24px 26px 30px}
.sq-vs-grid .vc .vc-tag{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--sage-dim)}
.sq-vs-grid .vc.hot .vc-tag{color:var(--orange)}
.sq-vs-grid .vc h3{font-family:"Archivo",sans-serif;font-weight:800;font-size:21px;letter-spacing:-.015em;line-height:1.1;color:var(--paper);margin:12px 0 0}
.sq-vs-grid .vc p{font-family:"Inter",sans-serif;font-size:14.5px;line-height:1.6;color:rgba(246,244,240,.78);margin:13px 0 0}
.sq-vs .sq-vs-coda{font-family:"Archivo",sans-serif;font-weight:700;letter-spacing:-.01em;font-size:clamp(20px,2.2vw,28px);line-height:1.3;max-width:40ch;margin:44px 0 0;color:var(--paper)}
.sq-vs .sq-vs-coda b{color:var(--orange);font-weight:700}

/* ---- how it's made (paper) -------------------------------- */
.sq-how h2{font-size:clamp(30px,3.8vw,50px);margin-top:22px;max-width:20ch}
.sq-how .sq-how-lead{font-family:"Inter",sans-serif;font-size:18px;line-height:1.6;max-width:58ch;margin:22px 0 0;color:rgba(50,47,47,.82)}
.sq-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:44px;background:var(--line-light);border:1px solid var(--line-light)}
.sq-steps .st{background:var(--paper);padding:24px 24px 28px}
.sq-steps .st .sn{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.12em;color:var(--orange)}
.sq-steps .st h3{font-family:"Archivo",sans-serif;font-weight:700;font-size:20px;letter-spacing:-.01em;line-height:1.14;color:var(--charcoal);margin:14px 0 0}
.sq-steps .st p{font-family:"Inter",sans-serif;font-size:14px;line-height:1.55;color:rgba(50,47,47,.72);margin:11px 0 0}
.sq-gallery{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:44px}
.sq-gallery figure{position:relative;margin:0;border-radius:6px;overflow:hidden;border:1px solid var(--line-light);box-shadow:0 24px 60px rgba(34,30,30,.1);aspect-ratio:16/10;background:#fff}
.sq-gallery figure img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.sq-gallery figcaption{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:26px 14px 12px;background:linear-gradient(0deg,rgba(13,11,10,.66),transparent);font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:rgba(246,244,240,.85)}
.sq-spec{display:flex;flex-wrap:wrap;gap:0;margin-top:44px;border:1px solid var(--line-light);border-radius:5px;overflow:hidden;max-width:920px}
.sq-spec .sp{flex:1 1 0;min-width:150px;padding:20px 22px}
.sq-spec .sp + .sp{border-left:1px solid var(--line-light)}
.sq-spec .sp .sv{font-family:"Archivo",sans-serif;font-weight:800;letter-spacing:-.02em;line-height:1.02;font-size:clamp(22px,2vw,26px);color:var(--orange)}
.sq-spec .sp .sl{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--sage-dim);margin-top:8px;line-height:1.4}

/* ---- evidence + partner (dark) ---------------------------- */
.sq-ev h2{font-size:clamp(30px,3.8vw,50px);margin-top:22px;max-width:20ch}
.sq-ev .sq-ev-lead{font-family:"Inter",sans-serif;font-size:18px;line-height:1.6;max-width:58ch;margin:22px 0 0;color:rgba(246,244,240,.82)}
.sq-ev-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:44px}
.sq-ev-card{border:1px solid var(--line-dark);border-radius:6px;padding:24px 24px 26px;background:#251F1E;display:flex;flex-direction:column;gap:0}
.sq-ev-card .sc-tag{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--sage-dim)}
.sq-ev-card h3{font-family:"Archivo",sans-serif;font-weight:800;font-size:20px;letter-spacing:-.01em;line-height:1.2;margin:10px 0 0;color:var(--paper)}
.sq-ev-card p{font-family:"Inter",sans-serif;font-size:14.5px;line-height:1.58;margin:12px 0 0;color:rgba(246,244,240,.76)}
.sq-ev-card .ev-src{margin-top:auto;padding-top:18px}
.tv-link{color:var(--orange);text-decoration:none;border-bottom:1px solid rgba(255,127,0,.4);transition:border-color .2s;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase}
.tv-link:hover{border-bottom-color:var(--orange)}
.sq-partner{display:flex;align-items:center;gap:32px;flex-wrap:wrap;margin-top:64px;padding-top:44px;border-top:1px solid var(--line-dark)}
.sq-partner img{height:44px;width:auto;display:block;flex:none}
.sq-partner p{font-family:"Inter",sans-serif;font-size:16px;line-height:1.6;color:rgba(246,244,240,.72);margin:0;max-width:62ch}
.sq-partner p a{color:var(--paper);text-decoration:none;border-bottom:1px solid rgba(255,127,0,.4)}
.sq-partner p a:hover{color:var(--orange)}

/* ---- who it's for extends rf-net (pol-referrals.css) ------ */

/* ---- FAQ (dark) ------------------------------------------- */
.sq-faq h2{font-size:clamp(30px,3.8vw,50px);margin-top:22px;max-width:22ch}
.sq-faq-list{margin-top:40px;border-top:1px solid var(--line-dark);max-width:920px}
.sq-faq-list details{border-bottom:1px solid var(--line-dark)}
.sq-faq-list summary{display:flex;align-items:baseline;gap:18px;cursor:pointer;list-style:none;padding:22px 4px;font-family:"Archivo",sans-serif;font-weight:700;font-size:clamp(17px,1.6vw,21px);letter-spacing:-.01em;line-height:1.25;color:var(--paper);transition:color .2s}
.sq-faq-list summary::-webkit-details-marker{display:none}
.sq-faq-list summary .qn{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.12em;color:var(--orange);flex:none}
.sq-faq-list summary .qi{margin-left:auto;flex:none;font-family:"IBM Plex Mono",monospace;font-size:18px;color:var(--sage-dim);transition:transform .25s}
.sq-faq-list details[open] summary .qi{transform:rotate(45deg);color:var(--orange)}
.sq-faq-list summary:hover{color:var(--orange)}
.sq-faq-list .qa{padding:0 4px 26px 42px}
.sq-faq-list .qa p{font-family:"Inter",sans-serif;font-size:16px;line-height:1.62;color:rgba(246,244,240,.78);margin:0;max-width:62ch}
.sq-faq-list .qa p + p{margin-top:12px}
.sq-faq-list .qa b{color:var(--paper);font-weight:600}

/* ---- responsive ------------------------------------------- */
@media (min-width:901px) and (max-width:1180px){
  .sq-steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .sq-hero{min-height:82vh}
  .sq-hero .sq-head{padding:0 22px calc(40px + env(safe-area-inset-bottom))}
  .sq-hero .sq-tag{top:70px;right:16px;font-size:10px}
  .sq-hero .sq-lead{max-width:none}
  .sq-vs-grid{grid-template-columns:1fr}
  .sq-vs-grid .vc img{aspect-ratio:16/9}
  .sq-steps{grid-template-columns:1fr}
  .sq-gallery{grid-template-columns:1fr}
  .sq-gallery figure{aspect-ratio:16/10}
  .sq-spec .sp{min-width:calc(50% - 1px);flex:1 1 calc(50% - 1px)}
  .sq-spec .sp:nth-child(3){border-left:0;border-top:1px solid var(--line-light)}
  .sq-ev-grid{grid-template-columns:1fr}
  .sq-partner{gap:20px;margin-top:48px;padding-top:36px}
  .sq-faq-list summary{gap:12px;padding:19px 2px}
  .sq-faq-list .qa{padding-left:32px}
}