/* BreathiZen — "Clear Sky" design system · Poppins · Bootstrap 5.3.8 */
:root{
  --bz-blue:#0B57D0; --bz-blue-700:#0846A8; --bz-navy:#071A3A; --bz-sky:#E9F1FF; --bz-sky-2:#F4F8FF;
  --bz-magenta:#D63384; --bz-amber:#F59E0B; --bz-amber-700:#B45309; --bz-ink:#13213A; --bz-muted:#55627A;
  --bz-line:#D9E4F5; --bz-white:#fff; --bz-green:#15803D;
  --bz-radius:18px; --bz-shadow:0 10px 30px rgba(7,26,58,.08); --bz-shadow-lg:0 24px 60px rgba(7,26,58,.14);
  --bz-font:"Poppins",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--bz-font);color:var(--bz-ink);background:var(--bz-white);line-height:1.7;font-size:1rem;-webkit-font-smoothing:antialiased;user-select:none;-webkit-user-select:none}
input,textarea{user-select:text;-webkit-user-select:text}
img{max-width:100%;height:auto;-webkit-user-drag:none}
a{color:var(--bz-blue);text-decoration:none}a:hover{color:var(--bz-blue-700);text-decoration:underline}
h1,h2,h3,h4{font-weight:700;line-height:1.25;color:var(--bz-navy);letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,3.6vw,2.9rem);font-weight:800}
h2{font-size:clamp(1.55rem,2.6vw,2.15rem)}
h3{font-size:1.15rem}
p{margin-bottom:1rem}
.bz-skip{position:absolute;left:-999px;top:0;background:var(--bz-navy);color:#fff;padding:.5rem 1rem;z-index:2000}.bz-skip:focus{left:8px;top:8px}
.container{max-width:1200px}

/* ---------- header / nav (competitor-matched: 64px bar, 15px/500 Poppins links) ---------- */
.bz-header{background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--bz-line);box-shadow:0 2px 14px rgba(7,26,58,.05)}
.bz-nav{min-height:64px;padding:0}
.bz-brand{font-weight:800;font-size:1.35rem;color:var(--bz-navy);letter-spacing:-.02em;display:flex;align-items:center}
.bz-brand span{color:var(--bz-blue)}.bz-brand sup{font-size:.55em;color:var(--bz-muted);top:-.8em}.bz-brand:hover{text-decoration:none;color:var(--bz-navy)}
.bz-brand__mark{font-size:1.25rem;margin-right:.4rem}
.bz-nav .nav-link{font-size:15px;font-weight:500;color:var(--bz-ink);padding:.6rem .85rem;border-radius:10px}
.bz-nav .nav-link:hover,.bz-nav .nav-link:focus{color:var(--bz-blue);background:var(--bz-sky)}
.navbar-toggler{border-color:var(--bz-line)}
@media (max-width:991px){.bz-nav .navbar-collapse{padding:.75rem 0 1rem}.bz-nav .nav-link{padding:.6rem .5rem}}

/* ---------- buttons ---------- */
.bz-btn{font-weight:700;border-radius:999px;padding:.8rem 1.6rem;border:2px solid transparent;transition:transform .15s ease,box-shadow .15s ease}
.bz-btn.btn-sm{padding:.55rem 1.1rem;font-size:.92rem}
.bz-btn--cta{background:linear-gradient(135deg,var(--bz-amber),#F97316);color:#1a1200;box-shadow:0 8px 22px rgba(245,158,11,.35)}
.bz-btn--cta:hover{color:#1a1200;transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45);text-decoration:none}
.bz-btn--blue{background:var(--bz-blue);color:#fff}.bz-btn--blue:hover{background:var(--bz-blue-700);color:#fff;text-decoration:none;transform:translateY(-2px)}
.bz-btn--ghost{border-color:var(--bz-blue);color:var(--bz-blue);background:#fff}.bz-btn--ghost:hover{background:var(--bz-sky);text-decoration:none}
.bz-btn--lg{padding:1rem 2.2rem;font-size:1.05rem}

/* ---------- sections ---------- */
.bz-sec{padding:4.5rem 0}
.bz-sec--sky{background:linear-gradient(180deg,var(--bz-sky-2),#fff)}
.bz-sec--navy{background:radial-gradient(1200px 500px at 80% -10%,rgba(11,87,208,.45),transparent 60%),var(--bz-navy);color:#DCE7FA}
.bz-sec--navy h2,.bz-sec--navy h3{color:#fff}.bz-sec--navy a{color:#9CC3FF}
.bz-eyebrow{display:inline-flex;align-items:center;gap:.45rem;background:var(--bz-sky);color:var(--bz-blue);font-weight:600;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:.3rem .85rem;margin-bottom:.9rem}
.bz-sec--navy .bz-eyebrow{background:rgba(255,255,255,.1);color:#BFD6FF}
.bz-lead{font-size:1.08rem;color:var(--bz-muted);max-width:760px}
.bz-sec--navy .bz-lead{color:#C9D8F2}
.bz-h2{margin-bottom:1rem}
.bz-sub{margin-top:2rem;margin-bottom:.6rem;display:flex;align-items:center;gap:.5rem}
.bz-sub .bz-emoji{font-size:1.2em;line-height:1}
.bz-h2 .bz-emoji{margin-right:.35rem}
.bz-prose p{max-width:none}
.bz-reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.bz-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.bz-reveal{opacity:1;transform:none;transition:none}*{animation:none!important}}

/* ---------- hero ---------- */
.bz-hero{position:relative;overflow:hidden;padding:3.5rem 0 3rem;background:linear-gradient(160deg,#F4F8FF 0%,#E3EEFF 55%,#F7FAFF 100%)}
.bz-hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:60vw;height:60vw;max-width:760px;max-height:760px;border-radius:50%;background:radial-gradient(circle,rgba(11,87,208,.16),rgba(214,51,132,.06) 45%,transparent 70%);animation:bzDrift 14s ease-in-out infinite alternate}
@keyframes bzDrift{from{transform:translate(0,0)}to{transform:translate(-6%,8%)}}
.bz-hero .container{position:relative;z-index:1}
.bz-hero__pills{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}
.bz-pill{display:inline-flex;align-items:center;gap:.35rem;background:#fff;border:1px solid var(--bz-line);border-radius:999px;padding:.3rem .8rem;font-size:.82rem;font-weight:600;color:var(--bz-navy);box-shadow:0 2px 8px rgba(7,26,58,.05)}
.bz-pill--official{background:var(--bz-navy);color:#fff;border-color:var(--bz-navy)}
.bz-hero h1 em{font-style:normal;color:var(--bz-blue);position:relative;display:inline;background:linear-gradient(transparent 62%,rgba(245,158,11,.45) 62%,rgba(245,158,11,.45) 88%,transparent 88%)}
.bz-hero__lead{font-size:1.08rem;color:var(--bz-muted);margin:1rem 0 1.25rem}
.bz-hero__checks{list-style:none;padding:0;margin:0 0 1.5rem;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.45rem .9rem}
.bz-hero__checks li{display:flex;gap:.5rem;align-items:flex-start;font-size:.95rem;font-weight:500}
.bz-hero__checks li::before{content:"✔";color:var(--bz-green);font-weight:800}
.bz-hero__cta{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}
.bz-hero__note{font-size:.82rem;color:var(--bz-muted);margin-top:.9rem}
.bz-hero__art{position:relative;text-align:center}
.bz-hero__art img{position:relative;z-index:2;max-height:520px;filter:drop-shadow(0 30px 40px rgba(7,26,58,.25));animation:bzFloat 6s ease-in-out infinite}
@keyframes bzFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.bz-rings{position:absolute;inset:0;display:grid;place-items:center;z-index:1;pointer-events:none}
.bz-rings span{position:absolute;width:62%;aspect-ratio:1;border-radius:50%;border:2px solid rgba(11,87,208,.25);animation:bzBreath 10s ease-in-out infinite}
.bz-rings span:nth-child(2){width:78%;animation-delay:-2s;border-color:rgba(214,51,132,.18)}
.bz-rings span:nth-child(3){width:94%;animation-delay:-4s;border-color:rgba(11,87,208,.12)}
@keyframes bzBreath{0%,100%{transform:scale(.92);opacity:.5}40%{transform:scale(1.04);opacity:1}60%{transform:scale(1.04);opacity:1}}
.bz-hero__badge{position:absolute;z-index:3;background:#fff;border-radius:14px;box-shadow:var(--bz-shadow);padding:.55rem .8rem;font-size:.78rem;font-weight:600;display:flex;align-items:center;gap:.5rem;animation:bzFloat 7s ease-in-out infinite}
.bz-hero__badge--1{left:0;top:14%}.bz-hero__badge--2{right:0;top:36%;animation-delay:-3s}.bz-hero__badge--3{left:6%;bottom:12%;animation-delay:-5s}
.bz-hero__badge b{display:block;color:var(--bz-blue);font-size:.95rem}
@media (max-width:991px){.bz-hero__badge{display:none}.bz-hero__art img{max-height:380px}}

/* ---------- strips ---------- */
.bz-stats{background:var(--bz-navy);color:#fff}
.bz-stats .row>div{padding:1.4rem .75rem;text-align:center;border-right:1px solid rgba(255,255,255,.1)}
.bz-stats .row>div:last-child{border-right:0}
.bz-stat__n{font-size:1.8rem;font-weight:800;color:#9CC3FF;line-height:1}
.bz-stat__l{font-size:.85rem;color:#C9D8F2;margin-top:.3rem}
.bz-badges{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
@media (max-width:991px){.bz-badges{grid-template-columns:repeat(2,1fr)}}
.bz-badges img{height:72px;width:auto}
.bz-badge-card{min-width:0;background:#fff;border:1px solid var(--bz-line);border-radius:14px;padding:.8rem 1rem;display:flex;align-items:center;gap:.8rem;box-shadow:var(--bz-shadow)}
.bz-badge-card small{display:block;color:var(--bz-muted);font-size:.78rem}

/* ---------- cards ---------- */
.bz-card{background:#fff;border:1px solid var(--bz-line);border-radius:var(--bz-radius);padding:1.5rem;height:100%;box-shadow:var(--bz-shadow);transition:transform .2s ease,box-shadow .2s ease}
.bz-card:hover{transform:translateY(-4px);box-shadow:var(--bz-shadow-lg)}
.bz-card__ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--bz-sky);font-size:1.5rem;margin-bottom:.9rem}
.bz-card h3{font-size:1.08rem;margin-bottom:.5rem}
.bz-card p:last-child{margin-bottom:0;color:var(--bz-muted);font-size:.95rem}
.bz-sec--navy .bz-card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);box-shadow:none}
.bz-sec--navy .bz-card p:last-child{color:#C9D8F2}.bz-sec--navy .bz-card__ico{background:rgba(255,255,255,.1)}

/* answer box / AEO */
.bz-answer{background:var(--bz-sky);border-left:5px solid var(--bz-blue);border-radius:12px;padding:1rem 1.25rem;margin:1rem 0 1.5rem}
.bz-answer strong{color:var(--bz-blue)}
.bz-note{background:#FFF7E6;border:1px solid #FDE2A8;border-radius:12px;padding:.9rem 1.1rem;font-size:.93rem}
.bz-note--red{background:#FFF1F5;border-color:#F7C6DA}
.bz-note--green{background:#EEFBF2;border-color:#BFE8CB}

/* figure */
.bz-fig{text-align:center}
.bz-fig img{border-radius:var(--bz-radius);box-shadow:var(--bz-shadow)}
.bz-fig--bottle img{box-shadow:none;filter:drop-shadow(0 24px 30px rgba(7,26,58,.22))}
.bz-fig figcaption{font-size:.82rem;color:var(--bz-muted);margin-top:.6rem}

/* steps */
.bz-steps{counter-reset:s;list-style:none;padding:0;margin:0}
.bz-steps li{position:relative;padding:0 0 1.5rem 3.4rem;counter-increment:s}
.bz-steps li::before{content:counter(s);position:absolute;left:0;top:0;width:2.5rem;height:2.5rem;border-radius:50%;background:linear-gradient(135deg,var(--bz-blue),var(--bz-magenta));color:#fff;font-weight:800;display:grid;place-items:center}
.bz-steps li::after{content:"";position:absolute;left:1.2rem;top:2.6rem;bottom:.2rem;width:2px;background:var(--bz-line)}
.bz-steps li:last-child::after{display:none}
.bz-steps h3{margin-bottom:.3rem;font-size:1.05rem}

/* ingredients */
.bz-ing{display:grid;grid-template-columns:120px 1fr;gap:1.25rem;align-items:start;background:#fff;border:1px solid var(--bz-line);border-radius:var(--bz-radius);padding:1.25rem;box-shadow:var(--bz-shadow);height:100%}
.bz-ing img{width:120px;height:120px;object-fit:cover;border-radius:14px}
.bz-ing h3{margin-bottom:.35rem;font-size:1.05rem}
.bz-ing__tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--bz-magenta);background:#FDEFF6;border-radius:999px;padding:.15rem .6rem;margin-bottom:.4rem}
.bz-ing p{font-size:.93rem;color:var(--bz-muted);margin-bottom:.4rem}
.bz-ing__meter{height:6px;border-radius:99px;background:var(--bz-sky);overflow:hidden;margin-top:.3rem}
.bz-ing__meter i{display:block;height:100%;background:linear-gradient(90deg,var(--bz-blue),var(--bz-magenta))}
.bz-ing__meta{font-size:.75rem;color:var(--bz-muted)}
@media (max-width:575px){.bz-ing{grid-template-columns:1fr}.bz-ing img{width:100%;height:160px}}

/* tables */
.bz-table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--bz-line);border-radius:var(--bz-radius);overflow:hidden;font-size:.95rem}
.bz-table th,.bz-table td{padding:.85rem 1rem;border-bottom:1px solid var(--bz-line);vertical-align:top}
.bz-table th{background:var(--bz-sky);color:var(--bz-navy);font-weight:700;text-align:left}
.bz-table tr:last-child td{border-bottom:0}
.bz-table td:first-child{font-weight:600}
.bz-table .yes{color:var(--bz-green);font-weight:700}.bz-table .no{color:#B91C1C;font-weight:700}
.bz-table--wrap{overflow-x:auto}

/* pricing */
.bz-price{background:#fff;border:2px solid var(--bz-line);border-radius:24px;padding:1.75rem 1.5rem;text-align:center;position:relative;height:100%;box-shadow:var(--bz-shadow);transition:transform .2s}
.bz-price:hover{transform:translateY(-4px)}
.bz-price--best{border-color:var(--bz-blue);background:linear-gradient(180deg,#fff,var(--bz-sky-2));box-shadow:var(--bz-shadow-lg)}
.bz-price__ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--bz-blue);color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.35rem 1rem;border-radius:999px;white-space:nowrap}
.bz-price--best .bz-price__ribbon{background:linear-gradient(135deg,var(--bz-magenta),var(--bz-blue))}
.bz-price img{max-height:190px;margin:.5rem auto 1rem}
.bz-price h3{font-size:1.2rem}
.bz-price__per{font-size:2.4rem;font-weight:800;color:var(--bz-navy);line-height:1}
.bz-price__per small{font-size:.9rem;font-weight:600;color:var(--bz-muted)}
.bz-price__old{color:var(--bz-muted);text-decoration:line-through;font-size:.9rem}
.bz-price__total{font-weight:600;margin:.4rem 0}
.bz-price__list{list-style:none;padding:0;margin:1rem 0;font-size:.92rem;text-align:left}
.bz-price__list li{padding:.3rem 0;border-bottom:1px dashed var(--bz-line)}
.bz-price__list li::before{content:"✔ ";color:var(--bz-green);font-weight:800}
.bz-price .bz-btn{width:100%}
.bz-cards-cc{display:block;max-width:300px;margin:1rem auto 0;opacity:.85}

/* guarantee */
.bz-guar{display:grid;grid-template-columns:200px 1fr;gap:2rem;align-items:center}
.bz-seal{width:200px;height:200px}
@media (max-width:767px){.bz-guar{grid-template-columns:1fr;text-align:center}.bz-seal{margin:0 auto}}

/* pros cons */
.bz-pc{list-style:none;padding:0;margin:0}
.bz-pc li{padding:.45rem 0 .45rem 1.8rem;position:relative;border-bottom:1px dashed var(--bz-line)}
.bz-pc--pro li::before{content:"✅";position:absolute;left:0}
.bz-pc--con li::before{content:"⚠️";position:absolute;left:0}

/* FAQ */
.bz-faq .accordion-item{border:1px solid var(--bz-line);border-radius:14px!important;margin-bottom:.75rem;overflow:hidden}
.bz-faq .accordion-button{font-weight:600;font-family:var(--bz-font);color:var(--bz-navy);padding:1rem 1.25rem;font-size:1.02rem}
.bz-faq .accordion-button:not(.collapsed){background:var(--bz-sky);color:var(--bz-blue);box-shadow:none}
.bz-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(11,87,208,.25)}
.bz-faq .accordion-body{color:var(--bz-muted)}
.bz-faq h3{font-size:1.02rem;margin:0;display:contents}

/* verdict */
.bz-verdict{background:#fff;border-radius:24px;box-shadow:var(--bz-shadow-lg);padding:2rem;border:1px solid var(--bz-line)}
.bz-verdict__score{font-size:3rem;font-weight:800;color:var(--bz-blue);line-height:1}

/* pacer */
.bz-pacer{width:140px;height:140px;border-radius:50%;margin:0 auto;display:grid;place-items:center;background:radial-gradient(circle,#fff 55%,var(--bz-sky));box-shadow:0 0 0 10px rgba(11,87,208,.08),0 0 0 22px rgba(11,87,208,.04);transition:transform 4s ease-in-out}
.bz-pacer[data-phase="inhale"]{transform:scale(1.18);transition-duration:4s}
.bz-pacer[data-phase="hold"]{transform:scale(1.18);transition-duration:2s}
.bz-pacer[data-phase="exhale"]{transform:scale(1);transition-duration:6s}
.bz-pacer__label{font-weight:800;color:var(--bz-blue);font-size:1.2rem}

/* blog teasers */
.bz-post{display:flex;flex-direction:column;background:#fff;border:1px solid var(--bz-line);border-radius:var(--bz-radius);padding:1.25rem;height:100%;box-shadow:var(--bz-shadow)}
.bz-post__cat{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--bz-magenta)}
.bz-post h3{font-size:1.02rem;margin:.4rem 0 .5rem}
.bz-post p{font-size:.9rem;color:var(--bz-muted);flex:1}
.bz-post a.bz-more{font-weight:600;font-size:.9rem}

/* final CTA */
.bz-final{background:linear-gradient(135deg,var(--bz-blue),var(--bz-navy) 70%);color:#fff;border-radius:28px;padding:3rem 2rem;text-align:center;position:relative;overflow:hidden}
.bz-final::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(214,51,132,.25);filter:blur(60px);right:-120px;bottom:-160px}
.bz-final h2{color:#fff}.bz-final p{color:#DCE7FA;position:relative}.bz-final>*{position:relative;z-index:1}

/* ---------- footer (competitor-matched: light grey, 4 cols, 14px links) ---------- */
.bz-foot{background:#F3F6FB;border-top:1px solid var(--bz-line);padding:3.5rem 0 1.5rem;font-size:14px;color:var(--bz-muted)}
.bz-brand--foot{font-size:1.5rem;margin-bottom:.75rem;display:inline-flex}
.bz-foot__desc{font-size:.9rem}
.bz-foot__small{font-size:.8rem}
.bz-foot__h{font-size:.85rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--bz-navy);margin-bottom:.9rem}
.bz-foot__list{list-style:none;padding:0;margin:0}
.bz-foot__list li{margin-bottom:.45rem}
.bz-foot__list a{color:var(--bz-muted)}.bz-foot__list a:hover{color:var(--bz-blue)}
.bz-foot__legal{border-top:1px solid var(--bz-line);margin-top:2rem;padding-top:1.5rem;font-size:.78rem}
.bz-foot__copy{margin:0;font-weight:600;color:var(--bz-navy)}

/* sticky mobile bar */
.bz-sticky{position:fixed;left:0;right:0;bottom:0;z-index:1030;background:#fff;border-top:1px solid var(--bz-line);box-shadow:0 -6px 20px rgba(7,26,58,.1);padding:.6rem 1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.bz-sticky div{display:flex;flex-direction:column;line-height:1.2}
.bz-sticky span{font-size:.75rem;color:var(--bz-muted)}
@media (max-width:991px){body{padding-bottom:64px}}

/* page (inner) */
.bz-page{padding-top:3rem;padding-bottom:4rem}
.bz-page h1{margin-bottom:1rem}
.bz-page h2{margin-top:2rem}
.bz-breadcrumb{font-size:.85rem;color:var(--bz-muted);margin-bottom:1rem}
.bz-breadcrumb a{color:var(--bz-muted)}