/* BreathiZen — breathizoen.com — unique prefix: bzq- */
:root{
  --bzq-navy:#0B3C5D;
  --bzq-teal:#1C7293;
  --bzq-sky:#EAF4FB;
  --bzq-amber:#8B5A2B;
  --bzq-coral:#E8646F;
  --bzq-ink:#15232C;
  --bzq-muted:#52697A;
  --bzq-line:#D9E6EE;
  --bzq-white:#fff;
  --bzq-radius:16px;
  --bzq-shadow:0 10px 30px rgba(11,60,93,.10);
  --bzq-maxw:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px;scroll-padding-top:calc(90px + env(safe-area-inset-top,0px))}
body{margin:0;font-family:'Inter',sans-serif;color:var(--bzq-ink);background:var(--bzq-white);overflow-x:clip;line-height:1.65;font-size:17px;
  padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
h1,h2,h3,h4{font-family:'Poppins',sans-serif;font-weight:700;color:var(--bzq-navy);line-height:1.25;margin:0 0 .5em}
h1{font-size:clamp(26px,4.4vw,32px)}
h2{font-size:clamp(22px,3.4vw,28px)}
h3{font-size:19px}
p{margin:0 0 1em}
a{color:var(--bzq-teal);text-decoration:none}
img{max-width:100%;height:auto;display:block}
.bzq-container{max-width:var(--bzq-maxw);margin:0 auto;padding:0 20px}
section{padding:64px 0}
.bzq-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--bzq-teal);background:var(--bzq-sky);padding:6px 14px;border-radius:999px;margin-bottom:14px}
.bzq-center{text-align:center;max-width:700px;margin:0 auto 40px}

/* buttons */
.bzq-btn{display:inline-block;padding:15px 30px;border-radius:999px;font-weight:700;font-size:16px;cursor:pointer;border:none;transition:transform .15s ease, box-shadow .15s ease}
.bzq-btn-primary{background:linear-gradient(135deg,var(--bzq-teal),var(--bzq-navy));color:#fff;box-shadow:0 8px 20px rgba(28,114,147,.35)}
.bzq-btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(28,114,147,.45)}
.bzq-btn-outline{background:transparent;color:var(--bzq-navy);border:2px solid var(--bzq-navy)}
.bzq-secured{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--bzq-muted);margin-top:10px}

/* announcement + header */
.bzq-announce{background:var(--bzq-navy);color:#fff;text-align:center;font-size:13px;padding:8px 12px}
.bzq-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--bzq-line)}
.bzq-header-inner{max-width:var(--bzq-maxw);margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.bzq-logo{font-family:'Poppins',sans-serif;font-weight:800;font-size:22px;color:var(--bzq-navy)}
.bzq-nav{display:none;gap:22px}
.bzq-nav a{color:var(--bzq-ink);font-weight:600;font-size:15px}
.bzq-nav a:hover{color:var(--bzq-teal)}
.bzq-cta-nav{background:var(--bzq-coral);color:#fff;padding:10px 20px;border-radius:999px;font-weight:700;font-size:14px;white-space:nowrap}
@media(min-width:900px){.bzq-nav{display:flex}}

/* hero */
.bzq-hero{background:linear-gradient(180deg,var(--bzq-sky),#fff);padding:50px 0 60px}
.bzq-hero-grid{display:grid;grid-template-columns:1fr;gap:40px;align-items:center}
@media(min-width:960px){.bzq-hero-grid{grid-template-columns:1.05fr .95fr}}
.bzq-hero-copy ul{list-style:none;padding:0;margin:18px 0;display:grid;gap:10px}
.bzq-hero-copy ul li{display:flex;gap:10px;align-items:flex-start;font-weight:600;color:var(--bzq-navy)}
.bzq-hero-copy ul li svg{flex:none;margin-top:3px}
.bzq-hero-table{width:100%;border-collapse:collapse;margin:18px 0;background:#fff;border:1px solid var(--bzq-line);border-radius:12px;overflow:hidden;font-size:14px}
.bzq-hero-table th,.bzq-hero-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--bzq-line)}
.bzq-hero-table th{background:var(--bzq-sky);color:var(--bzq-navy)}
.bzq-num-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}
.bzq-num-box{background:#fff;border:1px solid var(--bzq-line);border-radius:14px;padding:14px;box-shadow:var(--bzq-shadow)}
.bzq-num-box b{display:block;font-family:'Poppins',sans-serif;color:var(--bzq-teal);font-size:22px}
.bzq-hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:10px}
.bzq-trust-strip{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;font-size:13px;color:var(--bzq-muted)}
.bzq-trust-strip span{display:flex;align-items:center;gap:6px}
.bzq-hero-media{position:relative}
.bzq-hero-media img{border-radius:20px}
.bzq-badge-float{position:absolute;top:-14px;right:-10px;background:#fff;border-radius:14px;box-shadow:var(--bzq-shadow);padding:10px 14px;font-size:12px;font-weight:700;color:var(--bzq-navy)}

/* hero visualization card */
.bzq-viz-card{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:18px;margin-top:18px;box-shadow:var(--bzq-shadow)}
.bzq-viz-card h4{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--bzq-teal);margin-bottom:10px}
.bzq-viz-legend{display:flex;gap:16px;font-size:12px;color:var(--bzq-muted);margin-top:8px}
.bzq-viz-legend span{display:flex;align-items:center;gap:6px}
.bzq-viz-dot{width:10px;height:10px;border-radius:50%;display:inline-block}
.bzq-viz-caption{font-size:11px;color:var(--bzq-muted);margin-top:8px;font-style:italic}

/* why choose 4 cards */
.bzq-grid-4{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media(min-width:800px){.bzq-grid-4{grid-template-columns:repeat(4,1fr)}}
.bzq-icon-card{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:22px 16px;text-align:center;box-shadow:var(--bzq-shadow)}
.bzq-icon-circle{width:52px;height:52px;border-radius:50%;background:var(--bzq-sky);display:flex;align-items:center;justify-content:center;margin:0 auto 12px;color:var(--bzq-teal)}

/* wave divider */
.bzq-wave{display:block;width:100%;line-height:0}

/* dark cta band */
.bzq-ctaband{background:linear-gradient(135deg,var(--bzq-navy),var(--bzq-teal));color:#fff;text-align:center;padding:46px 0}
.bzq-ctaband h3{color:#fff;margin-bottom:10px}
.bzq-ctaband p{color:#cfe6f3;margin-bottom:18px}
.bzq-ctaband.light{color:var(--bzq-ink)}
.bzq-ctaband.light h3{color:var(--bzq-navy)}
.bzq-ctaband.light p{color:var(--bzq-muted)}

/* split feature */
.bzq-split{display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media(min-width:900px){.bzq-split{grid-template-columns:1fr 1fr}}
.bzq-split.reverse .bzq-split-media{order:2}
@media(max-width:899px){.bzq-split .bzq-split-media{order:-1}}
.bzq-note-box{background:var(--bzq-sky);border-left:4px solid var(--bzq-teal);border-radius:10px;padding:16px 18px;margin-top:18px;font-size:14px}

/* how it works */
.bzq-steps{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:800px){.bzq-steps{grid-template-columns:repeat(3,1fr)}}
.bzq-step{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:22px;box-shadow:var(--bzq-shadow);position:relative}
.bzq-step .bzq-step-n{width:36px;height:36px;border-radius:50%;background:var(--bzq-navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:12px}

/* pricing */
.bzq-pricing-grid{display:grid;grid-template-columns:1fr;gap:22px;align-items:end}
@media(min-width:900px){.bzq-pricing-grid{grid-template-columns:repeat(3,1fr)}}
.bzq-price-card{background:#fff;border:2px solid var(--bzq-line);border-radius:20px;overflow:hidden;box-shadow:var(--bzq-shadow);display:flex;flex-direction:column}
.bzq-price-card.featured{border-color:var(--bzq-coral);transform:scale(1.03);background:var(--bzq-navy);color:#fff}
.bzq-price-card.featured h3,.bzq-price-card.featured .bzq-price-sub{color:#fff}
.bzq-price-head{background:var(--bzq-sky);padding:16px;text-align:center;font-weight:700;color:var(--bzq-navy)}
.bzq-price-card.featured .bzq-price-head{background:rgba(255,255,255,.12);color:#fff}
.bzq-ribbon{position:absolute;top:14px;right:-34px;background:var(--bzq-coral);color:#fff;font-size:11px;font-weight:800;padding:5px 40px;transform:rotate(35deg);box-shadow:0 2px 8px rgba(0,0,0,.2)}
.bzq-price-card{position:relative}
.bzq-price-body{padding:22px;text-align:center;display:flex;flex-direction:column;gap:10px;flex:1}
.bzq-price-big{font-family:'Poppins',sans-serif;font-size:34px;font-weight:800;color:var(--bzq-teal)}
.bzq-price-card.featured .bzq-price-big{color:#FFD56B}
.bzq-price-sub{font-size:13px;color:var(--bzq-muted)}
.bzq-price-list{list-style:none;padding:0;margin:8px 0;text-align:left;font-size:14px;display:grid;gap:8px}
.bzq-price-list li{display:flex;gap:8px}
.bzq-price-total{font-size:13px;color:var(--bzq-muted)}
.bzq-price-card.featured .bzq-price-total{color:#cfe6f3}
.bzq-stock-note{text-align:center;font-size:13px;color:var(--bzq-coral);font-weight:700;margin-bottom:18px}
.bzq-paybadges{display:flex;justify-content:center;gap:10px;margin-top:14px;flex-wrap:wrap;font-size:11px;color:var(--bzq-muted)}

/* ingredients */
.bzq-ing-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:760px){.bzq-ing-grid{grid-template-columns:repeat(2,1fr)}}
.bzq-ing-card{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:20px;box-shadow:var(--bzq-shadow);display:flex;gap:14px}
.bzq-ing-n{flex:none;width:40px;height:40px;border-radius:12px;background:var(--bzq-sky);color:var(--bzq-teal);font-family:'Poppins',sans-serif;font-weight:800;display:flex;align-items:center;justify-content:center}
.bzq-ing-links{font-size:13px;margin-top:8px}

/* benefits */
.bzq-benefit-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:760px){.bzq-benefit-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1050px){.bzq-benefit-grid{grid-template-columns:repeat(3,1fr)}}
.bzq-benefit-card{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:20px;box-shadow:var(--bzq-shadow)}
.bzq-benefit-card .bzq-kw{font-size:12px;color:var(--bzq-muted)}

/* reviews */
.bzq-rev-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:760px){.bzq-rev-grid{grid-template-columns:repeat(3,1fr)}}
.bzq-rev-card{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:20px;box-shadow:var(--bzq-shadow)}
.bzq-rev-stars{color:#F5A623;letter-spacing:2px;margin-bottom:8px}
.bzq-rev-name{font-weight:700;color:var(--bzq-navy);margin-top:10px;font-size:14px}

/* guarantee */
.bzq-guarantee{display:grid;grid-template-columns:1fr;gap:30px;align-items:center;background:var(--bzq-sky);border-radius:24px;padding:36px}
@media(min-width:800px){.bzq-guarantee{grid-template-columns:160px 1fr}}
.bzq-guarantee img{max-width:150px;margin:0 auto}

/* faq */
.bzq-faq{max-width:820px;margin:0 auto}
.bzq-faq details{background:#fff;border:1px solid var(--bzq-line);border-radius:14px;padding:16px 18px;margin-bottom:12px}
.bzq-faq summary{font-weight:700;color:var(--bzq-navy);cursor:pointer;font-family:'Poppins',sans-serif}
.bzq-faq p{margin-top:10px;color:var(--bzq-muted)}

/* label / references */
.bzq-label-wrap{display:grid;grid-template-columns:1fr;gap:26px}
@media(min-width:800px){.bzq-label-wrap{grid-template-columns:1fr 1fr}}
.bzq-ref-list{font-size:14px;color:var(--bzq-muted)}
.bzq-ref-list li{margin-bottom:8px}

/* internal links / interlink strip */
.bzq-interlink{background:var(--bzq-sky);border-radius:14px;padding:18px 20px;margin:28px 0;font-size:14px}
.bzq-interlink a{font-weight:700;margin-right:14px;display:inline-block}
.bzq-crosslinks{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.bzq-crosslinks a{background:#fff;border:1px solid var(--bzq-line);padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600}

/* final CTA */
.bzq-finalcta{background:linear-gradient(135deg,var(--bzq-navy),#0a2a40);color:#fff;text-align:center;padding:60px 0}
.bzq-finalcta h2{color:#fff}
.bzq-finalcta p{color:#cfe6f3}

/* footer */
.bzq-footer{background:#0A2338;color:#cfe0ea;padding:50px 0 20px}
.bzq-footer-grid{max-width:var(--bzq-maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1fr;gap:28px}
@media(min-width:760px){.bzq-footer-grid{grid-template-columns:2fr 1fr 1fr}}
.bzq-footer-brand{font-family:'Poppins',sans-serif;font-weight:800;font-size:20px;color:#fff;margin-bottom:10px}
.bzq-footer-col h4{color:#fff;font-size:14px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px}
.bzq-footer-col a{display:block;color:#9fc0d2;margin-bottom:8px;font-size:14px}
.bzq-footer-legal{max-width:var(--bzq-maxw);margin:30px auto 0;padding:20px 20px 0;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#86a6b8}

/* legal pages */
.bzq-legal{max-width:800px;margin:0 auto;padding:40px 0}
.bzq-legal h2{margin-top:30px}

/* blog hub + cards (image-thumbnail style) */
.bzq-blog-grid{display:grid;grid-template-columns:1fr;gap:26px}
@media(min-width:680px){.bzq-blog-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.bzq-blog-grid{grid-template-columns:repeat(3,1fr)}}
.bzq-blog-card{background:#fff;border:1px solid var(--bzq-line);border-radius:18px;overflow:hidden;box-shadow:var(--bzq-shadow);display:flex;flex-direction:column}
.bzq-blog-thumb{aspect-ratio:1/1;overflow:hidden;background:var(--bzq-sky)}
.bzq-blog-thumb img{width:100%;height:100%;object-fit:cover}
.bzq-blog-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.bzq-blog-cat{font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--bzq-teal)}
.bzq-blog-title{font-size:18px;color:var(--bzq-navy);font-family:'Poppins',sans-serif;font-weight:700}
.bzq-blog-desc{font-size:14px;color:var(--bzq-muted);flex:1}
.bzq-blog-read{font-weight:700;color:var(--bzq-coral);font-size:14px}

/* blog post page */
.bzq-post-hero{background:var(--bzq-sky);padding:40px 0}
.bzq-post-meta{font-size:13px;color:var(--bzq-muted);margin-bottom:10px}
.bzq-post-body{max-width:760px;margin:0 auto;padding:40px 20px}
.bzq-post-body h2{margin-top:34px}
.bzq-post-chart{background:#fff;border:1px solid var(--bzq-line);border-radius:16px;padding:20px;box-shadow:var(--bzq-shadow);margin:24px 0}

/* sticky mobile cta */
.bzq-sticky{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--bzq-line);padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:60;box-shadow:0 -6px 20px rgba(0,0,0,.08);
  padding-bottom:calc(10px + env(safe-area-inset-bottom,0px))}
.bzq-sticky.hide{display:none}
@media(min-width:900px){.bzq-sticky{display:none !important}}
.bzq-sticky strong{color:var(--bzq-navy);font-size:14px}

/* reveal animation */
.bzq-reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.bzq-reveal.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.bzq-reveal{opacity:1;transform:none;transition:none}}

/* table overflow safety */
.bzq-scrollx{overflow-x:auto}

/* dark section text fix */
.bzq-ctaband .bzq-btn-outline{color:#fff;border-color:#fff}