/* ===================================================================
   FLEXIGENICS — flexigienics.com
   Palette : charcoal #3A3A36 | deep charcoal #26261F | copper #B87333
             copper-dk #96591F | cream #FAF8F4 | stone #EFEAE2
             slate #5C584E | line #E1DACB
   Type    : 'Zilla Slab' (display serif) + 'Nunito' (body)
   Motif   : range-of-motion arc (joint-angle arc expands from limited to full
             range, animated sweep)
   Rules   : grids minmax(0,1fr) · flex min-width:0 · img max-width min(Npx,100%)
             mobile hero order = IMAGE first, then H1, then rest
=================================================================== */

:root{
  --char:#3A3A36;
  --char-dk:#26261F;
  --copper:#B87333;
  --copper-dk:#96591F;
  --cream:#FAF8F4;
  --stone:#EFEAE2;
  --slate:#5C584E;
  --ink:#211F1A;
  --line:#E1DACB;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:'Nunito',sans-serif;
  font-size:17.5px;line-height:1.74;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Zilla Slab',Georgia,serif;font-weight:600;line-height:1.24;
  margin:0 0 .5em;color:var(--char);overflow-wrap:break-word;word-break:break-word}
h1{font-size:clamp(1.95rem,4.6vw,2.9rem)}
h2{font-size:clamp(1.45rem,2.9vw,2rem)}
h3{font-size:1.18rem}
h4{font-family:'Nunito',sans-serif;font-weight:800;font-size:1rem;margin:0 0 .5em;color:var(--char)}
p{margin:0 0 1.18em}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.flx-wrap{max-width:1140px;margin:0 auto;padding:0 22px}
.flx-narrow{max-width:800px;margin:0 auto}
.flx-mid{text-align:center}

.flx-eyebrow{display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--copper-dk);margin-bottom:.8em}
.flx-pill{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;font-size:.81rem;font-weight:700;color:var(--char);
  box-shadow:0 3px 12px rgba(38,38,31,.08)}

.flx-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--copper);
  color:#fff;font-weight:700;font-size:.95rem;padding:15px 30px;border:none;border-radius:8px;cursor:pointer;
  transition:transform .16s,background .16s,box-shadow .16s;box-shadow:0 10px 22px rgba(184,115,51,.3)}
.flx-btn:hover{background:var(--copper-dk);transform:translateY(-2px);color:#fff}
.flx-btn-char{background:var(--char);color:#fff;box-shadow:0 10px 22px rgba(38,38,31,.28)}
.flx-btn-char:hover{background:var(--char-dk);color:#fff}
.flx-btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:#fff;
  border:1px solid var(--line);color:var(--char);font-weight:700;font-size:.92rem;padding:14px 26px;
  border-radius:8px;transition:.16s}
.flx-btn-ghost:hover{border-color:var(--copper);color:var(--copper-dk)}
.flx-btn-full{width:100%}

.flx-strip{background:var(--char-dk);color:#C7C4BB;font-size:.75rem;text-align:center;padding:9px 16px}
.flx-strip b{color:#fff}
.flx-strip span{white-space:nowrap;margin:0 10px;display:inline-block}
@media(max-width:580px){.flx-strip{font-size:.68rem;line-height:1.55}.flx-strip span{white-space:normal;margin:0 6px}}

.flx-nav{position:sticky;top:0;z-index:900;background:rgba(250,248,244,.95);backdrop-filter:blur(9px);
  border-bottom:1px solid var(--line)}
.flx-nav .flx-wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 22px}
.flx-logo{font-family:'Zilla Slab',serif;font-weight:600;font-size:1.22rem;color:var(--char);white-space:nowrap}
.flx-logo em{font-style:normal;color:var(--copper-dk)}
.flx-links{display:flex;align-items:center;gap:22px;list-style:none;margin:0;padding:0}
.flx-links a:not(.flx-btn){font-size:.87rem;font-weight:700;color:var(--ink);opacity:.8}
.flx-links a:not(.flx-btn):hover{opacity:1;color:var(--char)}
.flx-links .flx-btn{color:#fff;opacity:1}
.flx-toggle{display:none;background:none;border:none;color:var(--char);font-size:1.5rem;cursor:pointer}
@media(max-width:1020px){
  .flx-links{position:absolute;top:100%;left:0;right:0;background:var(--cream);flex-direction:column;
    align-items:stretch;gap:0;border-top:1px solid var(--line);display:none;max-height:76vh;overflow:auto}
  .flx-links.open{display:flex}
  .flx-links li{border-bottom:1px solid var(--line)}
  .flx-links a{display:block;padding:15px 22px}
  .flx-links .flx-btn{margin:14px 22px;width:calc(100% - 44px)}
  .flx-toggle{display:block}
}

.flx-sec{padding:72px 0}
.flx-sec-stone{background:var(--stone)}
.flx-sec-dark{background:var(--char-dk);color:#C7C4BB}
.flx-sec-dark h2,.flx-sec-dark h3,.flx-sec-dark h4{color:#fff}
.flx-sec-dark .flx-eyebrow{color:#E3AF7C}
.flx-head{max-width:760px;margin:0 auto 42px;text-align:center}
.flx-head p{color:var(--slate)}
.flx-sec-dark .flx-head p{color:#B5B2A8}

.flx-hero{background:radial-gradient(760px 420px at 84% 8%, rgba(184,115,51,.11) 0%, transparent 60%),
  radial-gradient(640px 360px at 6% 92%, rgba(38,38,31,.07) 0%, transparent 60%), var(--cream);
  padding:48px 0 64px;overflow:hidden}
.flx-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center}
.flx-hero-shot{text-align:center}
.flx-hero-shot img{max-width:min(260px,100%);margin:0 auto;filter:drop-shadow(0 24px 38px rgba(38,38,31,.2))}
.flx-hero h1 em{font-style:normal;color:var(--copper-dk)}
.flx-lede{font-size:1.02rem;color:var(--slate);max-width:37em}

.flx-answer{background:#fff;border-radius:12px;padding:21px 23px;margin:0 0 20px;
  box-shadow:0 8px 22px rgba(38,38,31,.08);border-left:4px solid var(--copper)}
.flx-answer .tag{display:block;font-size:.67rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--copper-dk);margin-bottom:9px}
.flx-answer p{margin:0;color:var(--slate)}
.flx-answer p.first{color:var(--char);font-weight:700;margin-bottom:.7em}
.flx-sec-dark .flx-answer{background:rgba(255,255,255,.06);box-shadow:none;border-color:#E3AF7C}
.flx-sec-dark .flx-answer p{color:#B5B2A8}
.flx-sec-dark .flx-answer p.first{color:#fff}

.flx-facts{display:flex;flex-wrap:wrap;gap:9px;list-style:none;margin:0 0 20px;padding:0}
.flx-facts li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;
  font-size:.78rem;font-weight:700;color:var(--char)}

.flx-check{list-style:none;margin:0 0 22px;padding:0}
.flx-check li{position:relative;padding-left:28px;margin-bottom:10px;font-size:.94rem;font-weight:500}
.flx-check li::before{content:'\2713';position:absolute;left:0;top:1px;width:18px;height:18px;border-radius:5px;
  background:var(--copper);color:#fff;font-size:.62rem;font-weight:800;display:flex;align-items:center;justify-content:center}

.flx-hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px}
.flx-hero-trust{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:.75rem;font-weight:700;color:var(--slate)}

@media(max-width:920px){
  .flx-hero-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .flx-hero-copy{display:contents}
  .flx-hero-shot{order:1}
  .flx-hero-title{order:2}
  .flx-hero-rest{order:3}
  .flx-hero-shot img{max-width:min(190px,100%)}
}

/* ---------- range-of-motion arc signature ---------- */
.flx-rom{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:20px 20px 14px;box-shadow:0 6px 16px rgba(38,38,31,.06);text-align:center}
.flx-rom h4{font-size:.71rem;letter-spacing:.12em;text-transform:uppercase;color:var(--copper-dk);margin-bottom:12px}
.flx-rom svg{width:150px;height:auto;margin:0 auto 8px;display:block}
.flx-rom-arc{fill:none;stroke:var(--stone);stroke-width:10;stroke-linecap:round}
.flx-rom-fill{fill:none;stroke:var(--copper);stroke-width:10;stroke-linecap:round;
  stroke-dasharray:141;stroke-dashoffset:105;transition:stroke-dashoffset 2s cubic-bezier(.4,0,.2,1)}
.flx-rom.in .flx-rom-fill{stroke-dashoffset:18}
.flx-rom-label{font-size:.7rem;font-weight:800;color:var(--char)}
.flx-rom-note{font-size:.74rem;color:var(--slate);margin:8px 0 0;line-height:1.6}

.flx-grid{display:grid;gap:20px}
.flx-g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.flx-g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.flx-g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:980px){.flx-g4{grid-template-columns:repeat(2,minmax(0,1fr))}.flx-g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.flx-g4,.flx-g3,.flx-g2{grid-template-columns:minmax(0,1fr)}}

.flx-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px 20px}
.flx-card p{color:var(--slate);font-size:.92rem;margin:0}
.flx-sec-dark .flx-card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.13)}
.flx-sec-dark .flx-card p{color:#B5B2A8}
.flx-card-badge{text-align:center}
.flx-card-badge img{max-width:min(130px,100%);margin:0 auto 13px}

.flx-idx{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:7px;
  background:var(--char);color:#fff;font-family:'Zilla Slab',serif;font-weight:600;font-size:.87rem;margin-bottom:11px}
.flx-idx-copper{background:var(--copper);color:#fff}

.flx-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center}
@media(max-width:920px){.flx-split{grid-template-columns:minmax(0,1fr);gap:26px}}
.flx-split img{max-width:min(430px,100%);margin:0 auto;border-radius:12px}
.flx-split-copy p{color:var(--slate)}
.flx-sec-dark .flx-split-copy p{color:#B5B2A8}

.flx-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}
@media(max-width:780px){.flx-list{grid-template-columns:minmax(0,1fr)}}
.flx-list li{background:#fff;border:1px solid var(--line);border-left:3px solid var(--copper);
  border-radius:0 7px 7px 0;padding:13px 16px;font-size:.9rem;color:var(--slate)}
.flx-list li b{display:block;color:var(--char);margin-bottom:3px;font-size:.94rem}

.flx-callout{background:#fff;border:1px solid var(--line);border-radius:9px;padding:20px 22px;font-size:.9rem;color:var(--slate)}
.flx-callout b{color:var(--char)}
.flx-callout a{color:var(--copper-dk);text-decoration:underline;text-underline-offset:3px}
.flx-flag{background:#FBF3E0;border:1px solid #E9D2A0;border-radius:9px;padding:19px 21px;font-size:.88rem;color:#6B5427}
.flx-flag b{color:#8A6412}
.flx-alert{background:#FBEBEC;border:1px solid #E7BFC2;border-radius:9px;padding:19px 21px;font-size:.88rem;color:#7C3033}
.flx-alert b{color:#A2262A}

.flx-rev-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.flx-rev-head img{width:50px;height:50px;border-radius:50%;object-fit:cover;flex-shrink:0}
.flx-rev-name{font-weight:700;font-size:.93rem;color:var(--char)}
.flx-rev-sub{font-size:.76rem;color:var(--slate)}

.flx-plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:stretch}
@media(max-width:980px){.flx-plans{grid-template-columns:minmax(0,1fr);max-width:430px;margin:0 auto}}
.flx-plan{background:#fff;border:2px solid var(--line);border-radius:13px;padding:26px 21px;text-align:center;
  display:flex;flex-direction:column;position:relative}
.flx-plan.top{border-color:var(--copper);box-shadow:0 22px 42px rgba(184,115,51,.18)}
@media(min-width:981px){.flx-plan.top{transform:translateY(-9px)}}
.flx-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--copper);color:#fff;
  font-size:.71rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;padding:6px 15px;border-radius:999px;white-space:nowrap}
.flx-badge-char{background:var(--char);color:#fff}
.flx-plan img.pk{max-width:min(140px,100%);margin:7px auto 15px}
.flx-plan-ttl{font-family:'Zilla Slab',serif;font-size:1.28rem;color:var(--char)}
.flx-plan-sub{font-size:.82rem;color:var(--slate);margin-bottom:13px}
.flx-plan-price{font-family:'Zilla Slab',serif;font-size:2.2rem;color:var(--char);line-height:1}
.flx-plan-price small{font-family:'Nunito',sans-serif;font-size:.79rem;font-weight:600;color:var(--slate)}
.flx-plan-tot{font-weight:700;font-size:.96rem;color:var(--char);margin:9px 0 6px}
.flx-plan-ship{font-size:.82rem;font-weight:700;color:var(--copper-dk);margin-bottom:11px}
.flx-plan ul{list-style:none;margin:0 0 17px;padding:0;text-align:left;font-size:.85rem;color:var(--slate)}
.flx-plan ul li{position:relative;padding-left:20px;margin-bottom:7px}
.flx-plan ul li::before{content:'\2713';position:absolute;left:0;color:var(--copper-dk);font-weight:800}
.flx-plan .flx-btn{margin-top:auto}
.flx-plan .cards{max-width:min(165px,100%);margin:12px auto 0;opacity:.6}

.flx-guar{display:grid;grid-template-columns:auto minmax(0,1fr);gap:38px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:13px;padding:34px}
@media(max-width:820px){.flx-guar{grid-template-columns:minmax(0,1fr);gap:22px;text-align:center;padding:26px 20px}}
.flx-guar img{max-width:min(170px,100%);margin:0 auto}
.flx-guar p{color:var(--slate)}

.flx-timeline{display:grid;gap:14px}
.flx-tl{background:#fff;border:1px solid var(--line);border-radius:9px;padding:20px 22px;
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:17px;align-items:start}
.flx-tl .w{width:64px;flex-shrink:0;font-family:'Zilla Slab',serif;font-weight:600;color:var(--copper-dk);
  font-size:.85rem;padding-top:2px}
.flx-tl p{margin:0;color:var(--slate);font-size:.92rem}
.flx-tl h4{margin-bottom:.3em}

.flx-steps{display:grid;gap:14px}
.flx-step{background:#fff;border:1px solid var(--line);border-radius:9px;padding:21px 23px;
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:17px;align-items:start}
.flx-step .n{width:33px;height:33px;border-radius:7px;background:var(--stone);color:var(--char);
  font-family:'Zilla Slab',serif;font-weight:600;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.flx-step p{margin:0;color:var(--slate);font-size:.92rem}

.flx-faq{border-top:1px solid var(--line)}
.flx-faq-row{border-bottom:1px solid var(--line)}
.flx-faq-btn{width:100%;background:none;border:none;text-align:left;cursor:pointer;padding:19px 4px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-family:'Zilla Slab',serif;font-weight:600;font-size:1.02rem;color:var(--char)}
.flx-faq-btn::after{content:'+';font-size:1.35rem;color:var(--copper-dk);flex-shrink:0;transition:transform .2s}
.flx-faq-row.on .flx-faq-btn::after{transform:rotate(45deg)}
.flx-faq-body{max-height:0;overflow:hidden;transition:max-height .28s ease}
.flx-faq-body p{padding:0 4px 19px;margin:0;color:var(--slate);font-size:.93rem}

.flx-refs{list-style:none;margin:0 0 18px;padding:0}
.flx-refs li{padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem;color:var(--slate)}
.flx-refs a{color:var(--copper-dk);font-weight:700;text-decoration:underline;text-underline-offset:3px}

.flx-final{background:linear-gradient(150deg,var(--char) 0%,var(--char-dk) 100%);border-radius:16px;
  padding:50px 28px;text-align:center}
.flx-final h2{color:#fff}
.flx-final p{color:#C7C4BB}
.flx-final img{max-width:min(200px,100%);margin:20px auto}
.flx-final .old{color:#C7C4BB;text-decoration:line-through}
.flx-final .new{font-family:'Zilla Slab',serif;font-size:1.95rem;color:#E3AF7C;margin:4px 0 18px}
.flx-final .sm{font-size:.83rem;color:#C7C4BB;margin:15px 0 0}

.flx-crumb{font-size:.8rem;color:var(--slate);padding:16px 0 0}
.flx-crumb a{color:var(--copper-dk);font-weight:700}
.flx-crumb i{font-style:normal;margin:0 7px;opacity:.5}

.flx-rel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
@media(max-width:780px){.flx-rel{grid-template-columns:minmax(0,1fr)}}
.flx-rel a{display:block;background:#fff;border:1px solid var(--line);border-radius:9px;padding:18px 19px;transition:.18s}
.flx-rel a:hover{border-color:var(--copper);transform:translateY(-2px)}
.flx-rel b{display:block;font-size:.95rem;color:var(--char);margin-bottom:5px}
.flx-rel span{font-size:.83rem;color:var(--slate)}

.flx-article h2{margin-top:1.6em}
.flx-article p{color:var(--slate)}
.flx-article a{color:var(--copper-dk);text-decoration:underline;text-underline-offset:3px}
.flx-meta{font-size:.85rem;color:var(--slate);margin-bottom:25px}
.flx-meta a{color:var(--copper-dk);font-weight:700}

.flx-foot{background:var(--char-dk);color:#928E82;padding:46px 0 32px;font-size:.86rem}
.flx-foot a{color:#D3CFC3}
.flx-foot a:hover{color:#E3AF7C}
.flx-foot-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 24px;list-style:none;margin:0 0 19px;padding:0;font-weight:700}
.flx-foot-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 20px;list-style:none;margin:0 0 25px;padding:0;font-size:.83rem}
.flx-foot hr{border:none;border-top:1px solid rgba(255,255,255,.12);margin:21px 0}
.flx-foot p{margin:0 0 13px;line-height:1.66}
.flx-foot .cr{text-align:center;font-size:.83rem;opacity:.85;margin-top:21px}

.flx-sticky{position:fixed;left:0;right:0;bottom:0;z-index:950;background:var(--char-dk);border-top:2px solid var(--copper);
  padding:9px 15px;display:none;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -6px 20px rgba(0,0,0,.25)}
.flx-sticky .t{min-width:0;line-height:1.25;color:#fff}
.flx-sticky .t b{display:block;font-size:.91rem;color:#E3AF7C;font-family:'Zilla Slab',serif}
.flx-sticky .t small{color:#C7C4BB;font-size:.7rem}
.flx-sticky .flx-btn{padding:11px 17px;font-size:.85rem;flex-shrink:0}
@media(max-width:920px){.flx-sticky{display:flex}body{padding-bottom:66px}}