/* Brainergy - Synapse Voltage theme
   Methodology: brn- prefixed BEM components + :root tokens
   Order: tokens -> base -> layout -> components -> utilities */

/* ---------- tokens ---------- */
:root{
  --ink:#0b1020;
  --ink-soft:#1b2333;
  --muted:#5a6478;
  --line:#e4e9f5;
  --bg:#ffffff;
  --tint:#f2f6ff;
  --tint-2:#e9f1ff;
  --blue:#1657f0;
  --blue-deep:#0b2a78;
  --blue-bright:#2e7dff;
  --cyan:#16c8ff;
  --mag:#f5198c;
  --mag-deep:#cc0c72;
  --ok:#15a06b;
  --warn:#e08a12;
  --shadow-sm:0 2px 10px rgba(11,42,120,.08);
  --shadow:0 14px 40px rgba(11,42,120,.14);
  --shadow-mag:0 12px 30px rgba(245,25,140,.30);
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:26px;
  --wrap:1140px;
  --font-head:"Familjen Grotesk",system-ui,sans-serif;
  --font-body:"Readex Pro",system-ui,-apple-system,Segoe UI,sans-serif;
}

/* ---------- base ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink-soft);
  background:var(--bg);
  line-height:1.68;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  font-size:17px;
}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.12;margin:0 0 .5em;font-weight:700;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.4rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.28rem}
p{margin:0 0 1.05em}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
ul,ol{padding-left:1.2em}
li{margin:.3em 0}
strong{color:var(--ink)}
hr{border:none;border-top:1px solid var(--line);margin:2.4rem 0}

/* ---------- layout ---------- */
.brn-wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.brn-section{padding:72px 0}
.brn-section--tint{background:var(--tint)}
.brn-section--ink{background:
   radial-gradient(1100px 520px at 18% -10%,rgba(46,125,255,.55),transparent 60%),
   radial-gradient(900px 600px at 95% 120%,rgba(245,25,140,.40),transparent 60%),
   linear-gradient(160deg,#081a4d 0%,#0b1020 90%);
  color:#dfe8ff}
.brn-section--ink h2,.brn-section--ink h3{color:#fff}
.brn-grid{display:grid;gap:26px}
.brn-eyebrow{
  display:inline-flex;align-items:center;gap:.5em;
  font-family:var(--font-head);font-weight:600;font-size:.82rem;
  text-transform:uppercase;letter-spacing:.16em;color:var(--mag);margin-bottom:.7rem}
.brn-section--ink .brn-eyebrow{color:var(--cyan)}
.brn-lead{font-size:1.16rem;color:var(--muted);max-width:62ch}
.brn-center{text-align:center}
.brn-center .brn-lead{margin-inline:auto}

/* ---------- ribbon ---------- */
.brn-ribbon{
  background:linear-gradient(90deg,var(--blue-deep),var(--blue));
  color:#eaf1ff;font-size:.8rem;letter-spacing:.02em;text-align:center;
  padding:7px 14px;font-weight:500}
.brn-ribbon b{color:#fff}
.brn-ribbon span{color:var(--cyan)}

/* ---------- header ---------- */
.brn-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brn-head__bar{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px}
.brn-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-head);
  font-weight:700;font-size:1.32rem;color:var(--ink);letter-spacing:-.02em}
.brn-logo:hover{text-decoration:none}
.brn-logo__mark{width:30px;height:30px;flex:0 0 auto}
.brn-logo small{display:block;font-family:var(--font-body);font-weight:500;
  font-size:.58rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.brn-nav{display:flex;align-items:center;gap:26px}
.brn-nav a{color:var(--ink-soft);font-weight:500;font-size:.97rem}
.brn-nav a:hover{color:var(--blue);text-decoration:none}
.brn-burger{display:none;background:none;border:0;cursor:pointer;padding:8px;
  flex-direction:column;gap:5px}
.brn-burger span{width:24px;height:2px;background:var(--ink);display:block;border-radius:2px}

/* ---------- buttons ---------- */
.brn-btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  font-family:var(--font-head);font-weight:700;font-size:1rem;
  padding:14px 26px;border-radius:999px;border:0;cursor:pointer;
  text-align:center;transition:transform .15s ease,box-shadow .15s ease;line-height:1.1}
.brn-btn:hover{text-decoration:none;transform:translateY(-2px)}
.brn-btn--cta{background:linear-gradient(120deg,var(--mag),#ff4aa6);color:#fff;
  box-shadow:var(--shadow-mag)}
.brn-btn--cta:hover{box-shadow:0 16px 38px rgba(245,25,140,.42)}
.brn-btn--blue{background:linear-gradient(120deg,var(--blue),var(--blue-bright));color:#fff;
  box-shadow:0 12px 28px rgba(22,87,240,.30)}
.brn-btn--ghost{background:#fff;color:var(--blue);border:2px solid var(--blue)}
.brn-btn--ghost:hover{background:var(--tint)}
.brn-btn--ink{background:#fff;color:var(--ink)}
.brn-btn--lg{padding:17px 34px;font-size:1.08rem}
.brn-btn--block{display:flex;width:100%}
.brn-btn small{font-weight:500;opacity:.92;font-family:var(--font-body);font-size:.82em}

.brn-head .brn-btn--cta{padding:11px 20px;font-size:.92rem}

/* ---------- badges ---------- */
.brn-badges{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
.brn-badge{display:inline-flex;align-items:center;gap:7px;font-size:.8rem;font-weight:600;
  padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);color:#eaf1ff}
.brn-section--light .brn-badge,.brn-badge--light{background:#fff;border:1px solid var(--line);color:var(--ink-soft)}
.brn-badge svg,.brn-badge i{color:var(--cyan)}

/* ---------- hero ---------- */
.brn-hero{position:relative;overflow:hidden;
  background:
   radial-gradient(900px 460px at 12% 8%,rgba(46,125,255,.65),transparent 58%),
   radial-gradient(760px 540px at 92% 96%,rgba(245,25,140,.45),transparent 60%),
   linear-gradient(155deg,#0a2270 0%,#0b1020 92%);
  color:#e7eeff}
.brn-hero h1{color:#fff}
.brn-hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  padding:64px 0 70px}
.brn-hero__kicker{color:var(--cyan)}
.brn-hero__sub{font-size:1.18rem;color:#c4d2f5;max-width:54ch}
.brn-hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.brn-hero__media{position:relative;text-align:center}
.brn-hero__media img{margin:0 auto;filter:drop-shadow(0 30px 50px rgba(0,0,0,.45));max-height:540px;width:auto}
.brn-hero__glow{position:absolute;inset:auto;left:50%;top:52%;transform:translate(-50%,-50%);
  width:330px;height:330px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,125,255,.55),transparent 65%);filter:blur(8px);z-index:0}
.brn-hero__media img{position:relative;z-index:1}
.brn-portal{margin-top:30px;padding:16px 20px;border-radius:var(--radius);
  background:rgba(255,255,255,.07);border:1px solid rgba(46,125,255,.4);font-size:.98rem;color:#d7e2ff}
.brn-portal b{color:#fff}

/* hero stats */
.brn-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}
.brn-stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:16px 14px;text-align:center}
.brn-stat b{display:block;font-family:var(--font-head);font-size:1.7rem;color:#fff;line-height:1}
.brn-stat span{font-size:.78rem;color:#bcccf2;letter-spacing:.02em}

/* ---------- cards ---------- */
.brn-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm)}
.brn-card h3{margin-top:0}
.brn-cols-2{grid-template-columns:repeat(2,1fr)}
.brn-cols-3{grid-template-columns:repeat(3,1fr)}
.brn-cols-4{grid-template-columns:repeat(4,1fr)}

/* pillars / formula */
.brn-pillar{border-top:4px solid var(--blue);background:#fff;border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.brn-pillar:nth-child(2){border-top-color:var(--mag)}
.brn-pillar:nth-child(3){border-top-color:var(--cyan)}
.brn-pillar__tag{font-family:var(--font-head);font-size:.78rem;text-transform:uppercase;
  letter-spacing:.14em;color:var(--mag);font-weight:600}
.brn-ingredient{display:flex;justify-content:space-between;gap:14px;align-items:baseline;
  padding:13px 0;border-bottom:1px dashed var(--line)}
.brn-ingredient:last-child{border-bottom:0}
.brn-ingredient__name{font-weight:600;color:var(--ink)}
.brn-ingredient__dose{font-family:var(--font-head);font-weight:700;color:var(--blue);white-space:nowrap}

/* numbered commitments */
.brn-commit{position:relative;padding:28px 24px 24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.brn-commit__num{font-family:var(--font-head);font-weight:700;font-size:2.6rem;
  color:transparent;-webkit-text-stroke:1.6px var(--blue);line-height:1;display:block;margin-bottom:8px}
.brn-commit:nth-child(2) .brn-commit__num{-webkit-text-stroke-color:var(--mag)}
.brn-commit:nth-child(3) .brn-commit__num{-webkit-text-stroke-color:var(--cyan)}

/* ---------- verify table ---------- */
.brn-verify{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm)}
.brn-verify__head{background:linear-gradient(120deg,var(--blue-deep),var(--blue));
  color:#fff;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.brn-verify__head h3{color:#fff;margin:0}
.brn-verify__pill{font-size:.74rem;font-weight:600;background:rgba(255,255,255,.18);
  padding:5px 11px;border-radius:999px;letter-spacing:.04em}
.brn-verify dl{margin:0;display:grid;grid-template-columns:1fr 1fr}
.brn-verify__row{display:flex;flex-direction:column;gap:2px;padding:15px 22px;border-bottom:1px solid var(--line)}
.brn-verify__row dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;margin:0}
.brn-verify__row dd{margin:0;font-weight:600;color:var(--ink)}
.brn-verify__row dd small{font-weight:500;color:var(--muted)}
.brn-verify__foot{padding:16px 22px;display:flex;gap:12px;flex-wrap:wrap;align-items:center;background:var(--tint)}
.brn-chip{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;font-weight:600;color:var(--ok)}

/* ---------- steps ---------- */
.brn-step{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.brn-step:last-child{border-bottom:0}
.brn-step__n{flex:0 0 auto;width:38px;height:38px;border-radius:50%;
  background:var(--blue);color:#fff;display:grid;place-items:center;font-family:var(--font-head);font-weight:700}
.brn-step h3{margin:0 0 .25em;font-size:1.1rem}

/* ---------- pricing ---------- */
.brn-pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.brn-price{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 22px 28px;text-align:center;box-shadow:var(--shadow-sm)}
.brn-price--feat{border:2px solid var(--mag);box-shadow:var(--shadow);transform:translateY(-10px)}
.brn-price__flag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:linear-gradient(120deg,var(--mag),#ff5aaf);color:#fff;font-family:var(--font-head);
  font-weight:700;font-size:.78rem;letter-spacing:.06em;padding:6px 18px;border-radius:999px;white-space:nowrap}
.brn-price__name{font-family:var(--font-head);font-weight:700;font-size:1.25rem;color:var(--ink)}
.brn-price__supply{color:var(--muted);font-size:.92rem;margin-bottom:6px}
.brn-price__pack{height:188px;display:flex;align-items:center;justify-content:center;margin:6px 0 10px}
.brn-price__pack img{height:188px;width:auto;max-width:100%;object-fit:contain;filter:drop-shadow(0 12px 18px rgba(11,42,120,.20))}
.brn-price__per{font-family:var(--font-head);line-height:1;margin:6px 0}
.brn-price__per b{font-size:3.2rem;color:var(--ink)}
.brn-price__per span{font-size:.86rem;color:var(--muted);font-family:var(--font-body)}
.brn-price__was{color:var(--muted);font-size:.95rem}
.brn-price__was s{opacity:.7}
.brn-price__was b{color:var(--ink)}
.brn-price__save{display:inline-block;background:var(--tint-2);color:var(--blue-deep);
  font-weight:600;font-size:.85rem;padding:5px 12px;border-radius:999px;margin:8px 0}
.brn-price ul{list-style:none;padding:0;margin:12px 0;text-align:left;font-size:.92rem}
.brn-price ul li{padding-left:24px;position:relative;margin:7px 0}
.brn-price ul li:before{content:"";position:absolute;left:0;top:.5em;width:14px;height:14px;
  border-radius:50%;background:var(--ok)}
.brn-price ul li:after{content:"";position:absolute;left:4px;top:.62em;width:5px;height:8px;
  border:2px solid #fff;border-top:0;border-left:0;transform:rotate(40deg)}
.brn-price .brn-btn{margin-top:8px}
.brn-pay{display:flex;gap:8px;justify-content:center;margin-top:14px;flex-wrap:wrap}
.brn-pay span{font-size:.66rem;font-weight:700;color:var(--muted);border:1px solid var(--line);
  border-radius:5px;padding:3px 7px;letter-spacing:.04em}

/* ---------- testimonials ---------- */
.brn-rating{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:8px}
.brn-rating__score{font-family:var(--font-head);font-weight:700;font-size:3rem;color:var(--ink);line-height:1}
.brn-stars{color:#ffb320;letter-spacing:2px;font-size:1.15rem}
.brn-review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
.brn-review__head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.brn-avatar{width:46px;height:46px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  font-family:var(--font-head);font-weight:700;color:#fff;background:linear-gradient(135deg,var(--blue),var(--mag))}
.brn-review__name{font-weight:600;color:var(--ink);line-height:1.2}
.brn-review__meta{font-size:.8rem;color:var(--muted)}
.brn-verified{display:inline-flex;align-items:center;gap:5px;font-size:.72rem;font-weight:600;color:var(--ok);
  background:rgba(21,160,107,.10);padding:2px 9px;border-radius:999px;margin-top:3px}

/* bars */
.brn-bars{display:grid;gap:8px}
.brn-bar{display:grid;grid-template-columns:54px 1fr 46px;gap:10px;align-items:center;font-size:.86rem}
.brn-bar__track{height:10px;background:var(--tint-2);border-radius:999px;overflow:hidden}
.brn-bar__fill{height:100%;background:linear-gradient(90deg,var(--blue),var(--mag));border-radius:999px}

/* criteria */
.brn-crit{display:flex;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px solid var(--line)}
.brn-crit:last-child{border-bottom:0}
.brn-crit b{font-family:var(--font-head);color:var(--blue)}

/* ---------- breadcrumb ---------- */
.brn-crumb{background:var(--tint);border-bottom:1px solid var(--line);font-size:.86rem}
.brn-crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:11px 0}
.brn-crumb li{color:var(--muted)}
.brn-crumb li+li:before{content:"›";margin-right:8px;color:var(--muted)}
.brn-crumb a{color:var(--blue)}

/* ---------- as featured / logos (unused module placeholder ok) ---------- */

/* ---------- faq ---------- */
.brn-faq{max-width:820px;margin:0 auto}
.brn-faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:12px;overflow:hidden}
.brn-faq summary{cursor:pointer;padding:18px 22px;font-family:var(--font-head);font-weight:600;
  color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.brn-faq summary::-webkit-details-marker{display:none}
.brn-faq summary:after{content:"+";font-size:1.5rem;color:var(--mag);font-weight:400;line-height:1}
.brn-faq details[open] summary:after{content:"–"}
.brn-faq details>div{padding:0 22px 18px;color:var(--muted)}

/* ---------- form ---------- */
.brn-field{margin-bottom:16px}
.brn-field label{display:block;font-weight:600;color:var(--ink);font-size:.92rem;margin-bottom:6px}
.brn-field input,.brn-field select,.brn-field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);
  border-radius:var(--radius-sm);font-family:inherit;font-size:1rem;color:var(--ink);background:#fff}
.brn-field input:focus,.brn-field textarea:focus,.brn-field select:focus{outline:2px solid var(--blue-bright);border-color:transparent}

/* ---------- callout ---------- */
.brn-note{background:var(--tint);border-left:4px solid var(--blue);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:16px 20px;margin:22px 0;color:var(--ink-soft)}
.brn-note--mag{border-left-color:var(--mag)}
.brn-prose h2{margin-top:1.7em}
.brn-prose h3{margin-top:1.4em}
.brn-prose ul{margin:0 0 1.1em}

/* compare table */
.brn-table{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.brn-table th,.brn-table td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
.brn-table thead th{background:var(--tint);font-family:var(--font-head);color:var(--ink)}
.brn-table tbody tr:last-child td{border-bottom:0}

/* ---------- footer ---------- */
.brn-foot{background:var(--ink);color:#b9c4e0;padding:60px 0 26px;font-size:.92rem}
.brn-foot a{color:#cfd9f4}
.brn-foot a:hover{color:#fff}
.brn-foot__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.brn-foot h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:14px}
.brn-foot ul{list-style:none;padding:0;margin:0}
.brn-foot li{margin:8px 0}
.brn-foot__brand{font-family:var(--font-head);font-weight:700;font-size:1.3rem;color:#fff;
  display:flex;align-items:center;gap:9px;margin-bottom:12px}
.brn-foot__brand img{width:26px;height:26px}
.brn-foot__legal{border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:22px;
  font-size:.8rem;color:#8b97ba}
.brn-foot__legal p{margin:.5em 0}
.brn-disc{font-size:.78rem;color:#7e8bb0}

/* ---------- utilities ---------- */
.u-mt0{margin-top:0}
.u-mb0{margin-bottom:0}
.u-mt-s{margin-top:1rem}
.u-mt-l{margin-top:2.2rem}
.u-tac{text-align:center}
.u-narrow{max-width:780px;margin-inline:auto}
.u-pill{display:inline-block;background:var(--tint-2);color:var(--blue-deep);font-weight:600;
  font-size:.8rem;padding:5px 13px;border-radius:999px}
.u-hide{display:none}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .brn-hero__grid{grid-template-columns:1fr;text-align:center}
  .brn-hero__sub,.brn-lead{margin-inline:auto}
  .brn-hero__cta{justify-content:center}
  .brn-hero__media{order:-1}
  .brn-pricing{grid-template-columns:1fr;max-width:430px;margin-inline:auto}
  .brn-price--feat{transform:none}
  .brn-cols-3,.brn-cols-4,.brn-foot__grid{grid-template-columns:1fr 1fr}
  .brn-verify dl{grid-template-columns:1fr}
}
@media(max-width:680px){
  .brn-nav{position:fixed;inset:70px 0 auto 0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:8px 0;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);transform:translateY(-130%);transition:transform .25s ease;z-index:40}
  .brn-nav.is-open{transform:translateY(0)}
  .brn-nav a{padding:13px 22px;border-bottom:1px solid var(--line)}
  .brn-nav .brn-btn{margin:10px 22px}
  .brn-burger{display:flex}
  .brn-cols-2,.brn-cols-3,.brn-cols-4,.brn-foot__grid,.brn-stats{grid-template-columns:1fr}
  .brn-stats{max-width:320px;margin-inline:auto}
  .brn-section{padding:52px 0}
}