/* ===================================================================
   CARDIO C2 — cardiaoc2.com
   Palette : ink #24211D | ink-dk #17140F | steel #2E6E8E | steel-dk #235870
             amber #E08E2B | amber-dk #B96F16 | cream #FAF7F2 | sand #EFE7D8
             slate #5C574C | line #E2D9C6
   Type    : 'Roboto' (700/900 display) + 'Open Sans' (body)
   Motif   : pressure dial — a semicircular gauge needle sweeps into the
             healthy-range arc on scroll (distinct from EKG-line / pulse-loop
             signatures used on prior CardioC2 builds)
   Layout  : HERO IMAGE ON THE LEFT, soft concentric pulse-ring backdrop
             behind the copy column (fresh composition vs prior builds)
   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{
  --ink:#24211D;
  --ink-dk:#17140F;
  --steel:#2E6E8E;
  --steel-dk:#235870;
  --amber:#E08E2B;
  --amber-dk:#B96F16;
  --cream:#FAF7F2;
  --sand:#EFE7D8;
  --slate:#5C574C;
  --line:#E2D9C6;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--cream);color:#221F1B;
  font-family:'Open Sans',system-ui,sans-serif;font-size:17px;line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Roboto',system-ui,sans-serif;font-weight:800;line-height:1.2;margin:0 0 .5em;
  color:var(--ink);overflow-wrap:break-word;word-break:break-word;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.05rem)}
h2{font-size:clamp(1.5rem,3.1vw,2.1rem)}
h3{font-size:1.26rem}
h4{font-family:'Roboto',sans-serif;font-weight:700;font-size:1.02rem;margin:0 0 .5em;color:var(--ink)}
p{margin:0 0 1.15em}
a{color:inherit;text-decoration:none}
strong,b{color:var(--ink)}
img{max-width:100%;height:auto;display:block}
.cx-wrap{max-width:1160px;margin:0 auto;padding:0 22px}
.cx-narrow{max-width:830px;margin:0 auto}
.cx-mid{text-align:center}

.cx-eyebrow{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.15em;
  text-transform:uppercase;color:var(--steel-dk);margin-bottom:.8em}
.cx-pill{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:9px 19px;font-size:.8rem;font-weight:700;color:var(--ink);
  box-shadow:0 4px 14px rgba(36,33,29,.06)}

/* ---------- buttons ---------- */
.cx-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--ink);color:#fff;font-weight:700;font-size:.98rem;
  padding:15px 30px;border:none;border-radius:8px;cursor:pointer;
  transition:transform .16s,box-shadow .16s,background .16s;
  box-shadow:0 10px 24px rgba(36,33,29,.24)}
.cx-btn:hover{background:var(--ink-dk);transform:translateY(-2px);color:#fff}
.cx-btn-amber{background:var(--amber);box-shadow:0 10px 24px rgba(224,142,43,.32)}
.cx-btn-amber:hover{background:var(--amber-dk)}
.cx-btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:#fff;border:1px solid var(--line);color:var(--ink);
  font-weight:700;font-size:.95rem;padding:14px 26px;border-radius:8px;transition:.16s}
.cx-btn-ghost:hover{border-color:var(--steel);color:var(--steel-dk)}
.cx-btn-full{width:100%}

/* ---------- top bar ---------- */
.cx-strip{background:var(--ink);color:#C7C1B4;font-size:.76rem;text-align:center;padding:9px 16px}
.cx-strip b{color:var(--amber)}
.cx-strip span{white-space:nowrap;margin:0 10px;display:inline-block}
@media(max-width:580px){.cx-strip{font-size:.7rem;line-height:1.55}.cx-strip span{white-space:normal;margin:0 6px}}

/* ---------- nav ---------- */
.cx-nav{position:sticky;top:0;z-index:900;background:rgba(250,247,242,.94);backdrop-filter:blur(9px);
  border-bottom:1px solid var(--line)}
.cx-nav .cx-wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 22px}
.cx-logo{font-family:'Roboto',sans-serif;font-weight:900;font-size:1.36rem;color:var(--ink);white-space:nowrap}
.cx-logo em{font-style:normal;color:var(--steel-dk)}
.cx-links{display:flex;align-items:center;gap:24px;list-style:none;margin:0;padding:0}
.cx-links a{font-size:.89rem;font-weight:700;color:var(--ink);opacity:.8}
.cx-links a:hover{opacity:1;color:var(--steel-dk)}
.cx-links a.cx-btn,.cx-links a.cx-btn:hover{color:#fff;opacity:1}
.cx-toggle{display:none;background:none;border:none;color:var(--ink);font-size:1.5rem;cursor:pointer;line-height:1}
@media(max-width:1020px){
  .cx-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}
  .cx-links.open{display:flex}
  .cx-links li{border-bottom:1px solid var(--line)}
  .cx-links a{display:block;padding:15px 22px}
  .cx-links .cx-btn{margin:14px 22px;width:calc(100% - 44px)}
  .cx-toggle{display:block}
}

/* ---------- sections ---------- */
.cx-sec{padding:76px 0}
.cx-sec-sand{background:var(--sand)}
.cx-sec-dark{background:var(--ink);color:#C7C1B4}
.cx-sec-dark h2,.cx-sec-dark h3,.cx-sec-dark h4{color:#fff}
.cx-sec-dark .cx-eyebrow{color:#8FC2D9}
.cx-head{max-width:770px;margin:0 auto 44px;text-align:center}
.cx-head p{color:var(--slate)}
.cx-sec-dark .cx-head p{color:#B7B0A0}

/* ---------- HERO : pulse-ring backdrop, image LEFT ---------- */
.cx-hero{background:var(--cream);padding:52px 0 68px;overflow:hidden;position:relative}
.cx-hero::before{content:'';position:absolute;top:50%;left:-8%;width:820px;height:820px;
  transform:translateY(-50%);border-radius:50%;
  background:repeating-radial-gradient(circle,rgba(46,110,142,.08) 0 2px,transparent 2px 30px);
  z-index:0}
.cx-hero-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:50px;align-items:center;
  position:relative;z-index:1}
.cx-hero-shot{text-align:center;order:1}
.cx-hero-copy{order:2}
.cx-hero-shot img{max-width:min(270px,100%);margin:0 auto;filter:drop-shadow(0 26px 40px rgba(36,33,29,.22))}
.cx-hero h1 em{font-style:normal;color:var(--amber)}
.cx-lede{font-size:1.05rem;color:var(--slate);max-width:37em}

.cx-answer{background:#fff;border-left:4px solid var(--amber);border-radius:0 12px 12px 0;
  padding:23px 25px;margin:0 0 22px;box-shadow:0 8px 24px rgba(36,33,29,.07)}
.cx-answer .tag{display:block;font-size:.68rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--steel-dk);margin-bottom:9px}
.cx-answer p{margin:0;color:var(--slate)}
.cx-answer p.first{color:var(--ink);font-weight:700;margin-bottom:.75em}

.cx-facts{display:flex;flex-wrap:wrap;gap:9px;list-style:none;margin:0 0 22px;padding:0}
.cx-facts li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 15px;
  font-size:.8rem;font-weight:700;color:var(--ink)}

.cx-check{list-style:none;margin:0 0 24px;padding:0}
.cx-check li{position:relative;padding-left:32px;margin-bottom:11px;font-size:.96rem;font-weight:500}
.cx-check li::before{content:'';position:absolute;left:0;top:5px;width:18px;height:18px;border-radius:50%;
  background:var(--steel);box-shadow:0 0 0 4px rgba(46,110,142,.16)}
.cx-check li::after{content:'\2713';position:absolute;left:4px;top:6.5px;color:#fff;font-size:.62rem;font-weight:800}

.cx-figures{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0 0 26px}
.cx-figures div{background:#fff;border:1px solid var(--line);border-radius:11px;padding:14px 8px;text-align:center}
.cx-figures b{display:block;font-family:'Roboto',sans-serif;font-weight:800;font-size:1.42rem;color:var(--ink);line-height:1.1}
.cx-figures span{font-size:.7rem;font-weight:700;color:var(--slate);text-transform:uppercase;letter-spacing:.05em}

.cx-hero-btns{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:20px}
.cx-hero-trust{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.78rem;font-weight:700;color:var(--slate)}

@media(max-width:920px){
  .cx-hero::before{display:none}
  .cx-hero-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .cx-hero-copy{display:contents}
  .cx-hero-shot{order:1}
  .cx-hero-title{order:2}
  .cx-hero-rest{order:3}
  .cx-hero-shot img{max-width:min(200px,100%)}
}

/* ---------- pressure-dial signature ---------- */
.cx-dial{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 18px 16px;
  box-shadow:0 8px 22px rgba(36,33,29,.06);text-align:center}
.cx-dial h4{font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;color:var(--steel-dk);
  margin-bottom:10px}
.cx-dial svg{display:block;margin:0 auto}
.cx-dial-track{fill:none;stroke:var(--line);stroke-width:12;stroke-linecap:round}
.cx-dial-zone{fill:none;stroke:rgba(46,110,142,.28);stroke-width:12;stroke-linecap:round}
.cx-dial-needle{transform-origin:84px 84px;transition:transform 1.4s cubic-bezier(.22,1,.36,1)}
.cx-dial-label{font-size:.72rem;font-weight:700;color:var(--slate)}
.cx-dial-reading{font-family:'Roboto',sans-serif;font-weight:900;font-size:1.5rem;color:var(--ink);margin-top:6px}
.cx-dial-reading span{font-size:.68rem;font-weight:700;color:var(--steel-dk);text-transform:uppercase;letter-spacing:.08em;
  display:block;margin-top:2px}

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

.cx-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 22px}
.cx-card p{color:var(--slate);font-size:.93rem;margin:0}
.cx-sec-dark .cx-card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16)}
.cx-sec-dark .cx-card p{color:#B7B0A0}
.cx-card-badge{text-align:center}
.cx-card-badge img{max-width:min(135px,100%);margin:0 auto 14px;border-radius:6px}

.cx-idx{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;
  background:var(--ink);color:#fff;font-family:'Roboto',sans-serif;font-weight:800;font-size:.92rem;margin-bottom:13px}
.cx-idx-steel{background:var(--steel)}

/* ---------- split ---------- */
.cx-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
@media(max-width:920px){.cx-split{grid-template-columns:minmax(0,1fr);gap:30px}}
.cx-split img{max-width:min(440px,100%);margin:0 auto;border-radius:14px}
.cx-split-copy p{color:var(--slate)}
.cx-sec-dark .cx-split-copy p{color:#B7B0A0}

/* ---------- list ---------- */
.cx-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
@media(max-width:780px){.cx-list{grid-template-columns:minmax(0,1fr)}}
.cx-list li{background:#fff;border:1px solid var(--line);border-left:3px solid var(--steel);
  border-radius:0 10px 10px 0;padding:15px 18px;font-size:.92rem;color:var(--slate)}
.cx-list li b{display:block;color:var(--ink);margin-bottom:3px;font-size:.97rem}

/* ---------- callouts ---------- */
.cx-callout{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px;font-size:.92rem;color:var(--slate)}
.cx-callout b{color:var(--ink)}
.cx-callout a{color:var(--steel-dk);text-decoration:underline;text-underline-offset:3px}
.cx-flag{background:#FCF1E1;border:1px solid #EBCB98;border-radius:12px;padding:21px 23px;font-size:.9rem;color:#6B4E1F}
.cx-flag b{color:#8A5E12}
.cx-alert{background:#FCEEEC;border:1px solid #EFC0BA;border-radius:12px;padding:21px 23px;font-size:.9rem;color:#7C332D}
.cx-alert b{color:#B0231A}

/* ---------- reviews ---------- */
.cx-rev-head{display:flex;align-items:center;gap:13px;margin-bottom:11px}
.cx-rev-head img{width:52px;height:52px;border-radius:50%;object-fit:cover;flex-shrink:0}
.cx-rev-name{font-weight:800;font-size:.94rem;color:var(--ink)}
.cx-rev-sub{font-size:.77rem;color:var(--slate)}
.cx-stars{color:#E0A32B;letter-spacing:2px;font-size:.9rem;margin-bottom:8px}
.cx-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;text-align:center;margin-top:34px}
@media(max-width:680px){.cx-board{grid-template-columns:minmax(0,1fr)}}
.cx-board b{display:block;font-family:'Roboto',sans-serif;font-weight:900;font-size:1.9rem;color:var(--ink)}
.cx-board span{font-size:.78rem;font-weight:700;color:var(--slate);text-transform:uppercase;letter-spacing:.08em}

/* ---------- pricing ---------- */
.cx-plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
@media(max-width:980px){.cx-plans{grid-template-columns:minmax(0,1fr);max-width:430px;margin:0 auto}}
.cx-plan{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px 22px;text-align:center;
  display:flex;flex-direction:column;position:relative}
.cx-plan.top{border-color:var(--steel);box-shadow:0 24px 46px rgba(46,110,142,.2)}
@media(min-width:981px){.cx-plan.top{transform:translateY(-10px)}}
.cx-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--steel);color:#fff;
  font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:6px 16px;border-radius:999px;
  white-space:nowrap}
.cx-badge-amber{background:var(--amber);color:#fff}
.cx-plan img.pk{max-width:min(170px,100%);max-height:150px;width:auto;height:150px;object-fit:contain;margin:8px auto 16px}
.cx-plan-ttl{font-family:'Roboto',sans-serif;font-weight:800;font-size:1.36rem;color:var(--ink)}
.cx-plan-sub{font-size:.83rem;color:var(--slate);margin-bottom:14px}
.cx-plan-price{font-family:'Roboto',sans-serif;font-weight:900;font-size:2.3rem;color:var(--ink);line-height:1}
.cx-plan-price small{font-family:'Open Sans',sans-serif;font-size:.8rem;font-weight:700;color:var(--slate)}
.cx-plan-was{text-decoration:line-through;color:var(--slate);font-size:.86rem;margin:8px 0 2px}
.cx-plan-tot{font-weight:800;font-size:.97rem;color:var(--ink);margin-bottom:6px}
.cx-plan-ship{font-size:.83rem;font-weight:800;color:var(--steel-dk);margin-bottom:12px}
.cx-plan-ship.pay{color:var(--slate)}
.cx-plan ul{list-style:none;margin:0 0 18px;padding:0;text-align:left;font-size:.86rem;color:var(--slate)}
.cx-plan ul li{position:relative;padding-left:21px;margin-bottom:7px}
.cx-plan ul li::before{content:'\2713';position:absolute;left:0;color:var(--steel-dk);font-weight:800}
.cx-plan .cx-btn{margin-top:auto}
.cx-plan .cards{max-width:min(165px,100%);margin:13px auto 0;opacity:.6}

/* ---------- guarantee ---------- */
.cx-guar{display:grid;grid-template-columns:auto minmax(0,1fr);gap:40px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:36px}
@media(max-width:820px){.cx-guar{grid-template-columns:minmax(0,1fr);gap:24px;text-align:center;padding:28px 22px}}
.cx-guar img{max-width:min(175px,100%);margin:0 auto}
.cx-guar p{color:var(--slate)}

/* ---------- steps ---------- */
.cx-steps{display:grid;gap:15px}
.cx-step-row{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px;
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:start}
.cx-step-row .n{width:34px;height:34px;border-radius:8px;background:rgba(46,110,142,.14);color:var(--steel-dk);
  font-family:'Roboto',sans-serif;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.92rem}
.cx-step-row p{margin:0;color:var(--slate);font-size:.93rem}

/* ---------- FAQ ---------- */
.cx-faq{border-top:1px solid var(--line)}
.cx-faq-row{border-bottom:1px solid var(--line)}
.cx-faq-btn{width:100%;background:none;border:none;text-align:left;cursor:pointer;padding:20px 4px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-family:'Roboto',sans-serif;font-weight:700;font-size:1.02rem;color:var(--ink)}
.cx-faq-btn::after{content:'+';font-size:1.5rem;color:var(--steel-dk);flex-shrink:0;transition:transform .2s}
.cx-faq-row.on .cx-faq-btn::after{transform:rotate(45deg)}
.cx-faq-body{max-height:0;overflow:hidden;transition:max-height .28s ease}
.cx-faq-body p{padding:0 4px 20px;margin:0;color:var(--slate);font-size:.94rem}

/* ---------- refs ---------- */
.cx-refs{list-style:none;margin:0 0 18px;padding:0}
.cx-refs li{padding:11px 0;border-bottom:1px solid var(--line);font-size:.91rem;color:var(--slate)}
.cx-refs a{color:var(--steel-dk);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* ---------- final CTA ---------- */
.cx-final{background:linear-gradient(150deg,var(--ink) 0%,var(--ink-dk) 100%);border-radius:18px;
  padding:52px 30px;text-align:center}
.cx-final h2{color:#fff}
.cx-final p{color:#C7C1B4}
.cx-final img{max-width:min(260px,100%);margin:22px auto}
.cx-final .old{color:#C7C1B4;text-decoration:line-through}
.cx-final .new{font-family:'Roboto',sans-serif;font-weight:900;font-size:2.1rem;color:var(--amber);margin:4px 0 20px}
.cx-final .sm{font-size:.84rem;color:#C7C1B4;margin:16px 0 0}

/* ---------- breadcrumb ---------- */
.cx-crumb{font-size:.81rem;color:var(--slate);padding:16px 0 0}
.cx-crumb a{color:var(--steel-dk);font-weight:600}
.cx-crumb i{font-style:normal;margin:0 7px;opacity:.5}

/* ---------- related ---------- */
.cx-rel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media(max-width:780px){.cx-rel{grid-template-columns:minmax(0,1fr)}}
.cx-rel a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:19px 20px;transition:.15s}
.cx-rel a:hover{border-color:var(--steel);transform:translateY(-2px)}
.cx-rel b{display:block;font-size:.96rem;color:var(--ink);margin-bottom:5px}
.cx-rel span{font-size:.84rem;color:var(--slate)}

/* ---------- article ---------- */
.cx-article h2{margin-top:1.6em}
.cx-article h3{margin-top:1.35em}
.cx-article p{color:var(--slate)}
.cx-article a{color:var(--steel-dk);text-decoration:underline;text-underline-offset:3px}
.cx-meta{font-size:.86rem;color:var(--slate);margin-bottom:26px}
.cx-meta a{color:var(--steel-dk);font-weight:600}

/* ---------- footer ---------- */
.cx-foot{background:var(--ink-dk);color:#978F7B;padding:48px 0 34px;font-size:.87rem}
.cx-foot a{color:#D8CFBB}
.cx-foot a:hover{color:var(--amber)}
.cx-foot-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 25px;list-style:none;margin:0 0 20px;padding:0;font-weight:700}
.cx-foot-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 21px;list-style:none;margin:0 0 26px;padding:0;font-size:.84rem}
.cx-foot hr{border:none;border-top:1px solid rgba(255,255,255,.1);margin:22px 0}
.cx-foot p{margin:0 0 14px;line-height:1.68}
.cx-foot .cr{text-align:center;font-size:.84rem;opacity:.85;margin-top:22px}

/* ---------- sticky bar ---------- */
.cx-sticky{position:fixed;left:0;right:0;bottom:0;z-index:950;background:var(--ink-dk);
  border-top:2px solid var(--amber);padding:9px 15px;display:none;align-items:center;justify-content:space-between;
  gap:12px;box-shadow:0 -8px 24px rgba(0,0,0,.2)}
.cx-sticky .t{min-width:0;line-height:1.25;color:#fff}
.cx-sticky .t b{display:block;font-size:.92rem;color:var(--amber);font-family:'Roboto',sans-serif}
.cx-sticky .t small{color:#C7C1B4;font-size:.71rem}
.cx-sticky .cx-btn{padding:11px 18px;font-size:.86rem;flex-shrink:0}
@media(max-width:920px){.cx-sticky{display:flex}body{padding-bottom:68px}}