/* ===================================================================
   BREATHIZEN - breathizenoral.com
   "Teal & Lemon": deep teal ink, mist-green surfaces, lemon highlights.
   SIGNATURE MOTIF: "Breath Wave" - soft flowing wave lines drift across
   a light hero and wave-shaped dividers separate the sections.
   Display: 'DM Serif Display'   Body: 'Manrope'
=================================================================== */
:root{
  --ink:#0b3b3c; --ink-2:#0f4d4e; --teal:#1b8f87; --teal-lt:#5fc2b6;
  --mist:#eaf5f2; --mist-2:#d9ece7; --paper:#fbfaf5; --card:#fff;
  --lemon:#f6d338; --lemon-dp:#caa400; --lemon-lt:#fbe98a;
  --text:#13292a; --muted:#4f6a69; --line:#d3e4df;
  --coral:#e4572e;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Manrope',system-ui,sans-serif;color:var(--text);background:var(--paper);font-size:16.5px;line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:'DM Serif Display',Georgia,serif;font-weight:400;line-height:1.15;color:var(--ink);margin:0}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.hold{max-width:1160px;margin:0 auto;padding:0 22px}
.slim{max-width:780px}
.tc{text-align:center}
/* buttons */
.btn-bo{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--lemon);color:var(--ink);font-weight:800;font-size:1rem;padding:14px 30px;border-radius:999px;text-decoration:none;border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);transition:transform .15s,box-shadow .15s}
.btn-bo:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink);color:var(--ink)}
.btn-bo.dark{background:var(--ink);color:var(--lemon);border-color:var(--ink);box-shadow:4px 4px 0 var(--lemon)}
.btn-bo.dark:hover{color:var(--lemon);box-shadow:2px 2px 0 var(--lemon)}
.btn-line{display:inline-flex;align-items:center;padding:12px 26px;border-radius:999px;border:2px solid var(--ink);color:var(--ink);font-weight:700;text-decoration:none;background:transparent}
.btn-line:hover{background:var(--ink);color:#fff}
/* strip + nav */
.bo-strip{background:var(--ink);color:#d9efe9;text-align:center;font-size:.8rem;padding:8px 14px;letter-spacing:.2px}
.bo-strip b{color:var(--lemon)}
.bo-nav{position:sticky;top:0;z-index:1000;background:rgba(251,250,245,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bo-nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.bo-brand{font-family:'DM Serif Display',serif;font-size:1.65rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:9px}
.bo-brand svg{width:34px;height:34px}
.bo-brand em{font-style:normal;color:var(--teal)}
.bo-links{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0}
.bo-links a{text-decoration:none;font-weight:600;font-size:.92rem;color:var(--text)}
.bo-links a:hover{color:var(--teal)}
.bo-links .btn-bo{padding:9px 22px;font-size:.85rem;box-shadow:3px 3px 0 var(--ink)}
.bo-burger{display:none;background:none;border:0;font-size:1.7rem;color:var(--ink);cursor:pointer}
.bo-prog{height:3px}.bo-prog i{display:block;height:3px;width:0;background:var(--lemon-dp)}
@media(max-width:900px){.bo-burger{display:block}.bo-links{position:absolute;top:100%;left:0;right:0;background:var(--paper);flex-direction:column;gap:0;align-items:stretch;border-bottom:1px solid var(--line);display:none}.bo-links.open{display:flex}.bo-links li{padding:13px 22px;border-top:1px solid var(--line)}}
/* hero */
.bo-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--mist) 0%,var(--paper) 100%);padding:54px 0 90px}
.bo-wave{position:absolute;left:0;right:0;bottom:0;height:60%;pointer-events:none}
.bo-wave svg{width:200%;height:100%;animation:boDrift 26s linear infinite}
.bo-wave path{fill:none;stroke:var(--teal);stroke-width:1.6;opacity:.28}
.bo-wave path:nth-child(2){stroke:var(--lemon-dp);opacity:.35}
.bo-wave path:nth-child(3){opacity:.15}
@keyframes boDrift{to{transform:translateX(-50%)}}
.bo-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:center}
@media(max-width:900px){.bo-hero-grid{grid-template-columns:1fr;gap:12px}.bo-hero-media{order:-1}}
.bo-kick{display:inline-block;background:var(--ink);color:var(--lemon);font-weight:800;font-size:.72rem;letter-spacing:1.6px;text-transform:uppercase;padding:6px 14px;border-radius:999px}
.bo-hero h1{font-size:3.1rem;margin:16px 0 16px}
.bo-hero h1 em{font-style:italic;color:var(--teal);background:linear-gradient(transparent 62%,var(--lemon-lt) 62%)}
@media(max-width:600px){.bo-hero h1{font-size:2.15rem}}
.bo-summary{background:#fff;border:2px solid var(--ink);border-radius:18px;padding:18px 22px;box-shadow:5px 5px 0 var(--lemon)}
.bo-summary .tag{display:block;font-size:.7rem;font-weight:800;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal);margin-bottom:6px}
.bo-summary p{margin:0}.bo-summary p+p{margin-top:8px;color:var(--muted);font-size:.95rem}
.bo-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.bo-chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.78rem;font-weight:700;color:var(--ink-2)}
.bo-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.bo-hero-media{position:relative;display:flex;justify-content:center}
.bo-disc{position:absolute;inset:0;margin:auto;width:min(420px,88%);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 35% 30%,var(--lemon-lt),var(--lemon) 70%);border:2px solid var(--ink)}
.bo-hero-media img{position:relative;max-width:min(300px,78%);max-height:480px;width:auto;object-fit:contain;animation:boFloat 6s ease-in-out infinite;filter:drop-shadow(0 20px 24px rgba(11,59,60,.3))}
@keyframes boFloat{50%{transform:translateY(-12px)}}
/* generic sections */
.bo-sec{padding:76px 0;position:relative}
.bo-sec.mist{background:var(--mist)}
.bo-sec.ink{background:var(--ink);color:#d9efe9}
.bo-sec.ink h2,.bo-sec.ink h3,.bo-sec.ink h4{color:#fff}
.bo-head{max-width:720px;margin:0 0 34px}
.bo-head.tc{margin-left:auto;margin-right:auto}
.bo-eyebrow{display:block;font-weight:800;font-size:.72rem;letter-spacing:2px;text-transform:uppercase;color:var(--teal);margin-bottom:10px}
.bo-sec.ink .bo-eyebrow{color:var(--lemon)}
.bo-head h2{font-size:2.35rem}
.bo-head p{margin:12px 0 0;color:var(--muted)}
.bo-sec.ink .bo-head p{color:#b9d8d1}
@media(max-width:600px){.bo-head h2{font-size:1.85rem}.bo-sec{padding:56px 0}}
.bo-divider{display:block;width:100%;height:46px;margin-bottom:-1px}
/* notice */
.bo-notice{background:var(--lemon-lt);border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);padding:16px 0;font-size:.92rem}
.bo-notice .hold{display:flex;gap:14px;align-items:flex-start}
.bo-notice b{color:var(--ink)}
/* badges */
.bo-badges{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:860px){.bo-badges{grid-template-columns:repeat(2,1fr)}}
.bo-badge{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 14px;text-align:center}
.bo-badge img{max-width:130px;margin:0 auto 10px}
.bo-badge b{display:block;color:var(--ink);font-size:.92rem}
.bo-badge span{font-size:.78rem;color:var(--muted)}
/* split */
.bo-split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:46px;align-items:center}
.bo-split.rev{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}
@media(max-width:860px){.bo-split,.bo-split.rev{grid-template-columns:1fr;gap:26px}}
.bo-frame{background:linear-gradient(160deg,var(--mist-2),#fff);border:2px solid var(--ink);border-radius:26px;padding:26px;box-shadow:8px 8px 0 var(--lemon)}
.bo-frame img{margin:0 auto;max-height:420px;width:auto}
.bo-copy p{margin:0 0 14px}
.bo-copy strong{color:var(--ink)}
.bo-callout{border-left:5px solid var(--lemon-dp);background:#fff;border-radius:0 14px 14px 0;padding:14px 18px;margin:18px 0}
.bo-callout b{color:var(--ink)}
/* education */
.bo-edu{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:6px}
@media(max-width:860px){.bo-edu{grid-template-columns:1fr}}
.bo-edu div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}
.bo-edu h4{font-size:1.2rem;margin-bottom:6px}
.bo-edu p{margin:0;font-size:.93rem;color:var(--muted)}
.bo-redflag{margin-top:22px;background:var(--ink);color:#e6f4f0;border-radius:18px;padding:22px 26px}
.bo-redflag h4{color:var(--lemon);font-size:1.25rem;margin-bottom:8px}
.bo-redflag ul{margin:0;padding-left:20px}.bo-redflag li{margin-bottom:4px}
/* pricing */
.bo-prices{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
@media(max-width:900px){.bo-prices{grid-template-columns:1fr;max-width:440px;margin:0 auto}}
.bo-price{position:relative;background:#fff;border:2px solid var(--ink);border-radius:24px;padding:28px 22px 24px;text-align:center;display:flex;flex-direction:column}
.bo-price.top{background:var(--mist);box-shadow:8px 8px 0 var(--lemon);transform:translateY(-8px)}
@media(max-width:900px){.bo-price.top{transform:none}}
.bo-ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--lemon);font-weight:800;font-size:.7rem;letter-spacing:1.4px;text-transform:uppercase;padding:6px 16px;border-radius:999px;white-space:nowrap}
.bo-price .nm{font-family:'DM Serif Display',serif;font-size:1.6rem;color:var(--ink)}
.bo-price .sb{font-size:.82rem;color:var(--muted)}
.bo-price img.pk{max-width:190px;margin:10px auto;max-height:170px;object-fit:contain}
.bo-price .pv{font-family:'DM Serif Display',serif;font-size:3rem;color:var(--ink);line-height:1}
.bo-price .pv span{font-family:'Manrope',sans-serif;font-size:.8rem;font-weight:700;color:var(--muted)}
.bo-price .tt{font-weight:800;margin-top:4px}
.bo-price .ship{font-size:.86rem;color:var(--teal);font-weight:700;margin-bottom:10px}
.bo-price ul{list-style:none;margin:10px 0 18px;padding:0;text-align:left;font-size:.9rem;flex:1}
.bo-price li{padding:5px 0 5px 24px;position:relative;border-top:1px dashed var(--line)}
.bo-price li::before{content:'';position:absolute;left:2px;top:12px;width:12px;height:7px;border-left:3px solid var(--teal);border-bottom:3px solid var(--teal);transform:rotate(-45deg)}
.bo-pnote{margin-top:26px;background:#fff;border:1.5px dashed var(--teal);border-radius:14px;padding:14px 18px;font-size:.88rem;color:var(--muted)}
.bo-cards-img{margin:20px auto 0;max-width:260px}
/* reasons */
.bo-reasons{counter-reset:r;list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px 22px}
@media(max-width:760px){.bo-reasons{grid-template-columns:1fr}}
.bo-reasons li{counter-increment:r;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px 16px 66px;position:relative}
.bo-reasons li::before{content:counter(r);position:absolute;left:16px;top:14px;width:36px;height:36px;border-radius:50%;background:var(--lemon);border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font-family:'DM Serif Display',serif;font-size:1.1rem;color:var(--ink)}
.bo-reasons b{display:block;color:var(--ink)}
.bo-reasons span{font-size:.9rem;color:var(--muted)}
/* how it works */
.bo-how-img{border-radius:20px;overflow:hidden;border:2px solid var(--ink);box-shadow:8px 8px 0 var(--lemon)}
.bo-cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
@media(max-width:860px){.bo-cards3{grid-template-columns:1fr}}
.bo-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
.bo-card .n{width:38px;height:38px;border-radius:12px;background:var(--ink);color:var(--lemon);font-family:'DM Serif Display',serif;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.bo-card h4{font-size:1.25rem;margin-bottom:6px}.bo-card p{margin:0;font-size:.92rem;color:var(--muted)}
/* reviews */
.bo-voices{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.bo-voices{grid-template-columns:1fr}}
.bo-voice{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}
.bo-voice-top{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.bo-voice img,.bo-av{width:52px;height:52px;border-radius:50%;object-fit:cover;border:2px solid var(--lemon-dp)}
.bo-av{display:flex;align-items:center;justify-content:center;background:var(--mist-2);font-family:'DM Serif Display',serif;color:var(--ink)}
.bo-voice b{display:block;color:var(--ink)}.bo-voice small{color:var(--muted)}
.bo-voice p{margin:8px 0 0;font-size:.94rem}
.bo-stars{color:var(--lemon-dp);letter-spacing:2px}
.bo-board{margin-top:24px;background:var(--ink);border-radius:22px;padding:24px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;text-align:center}
@media(max-width:760px){.bo-board{grid-template-columns:repeat(2,1fr)}}
.bo-board b{display:block;font-family:'DM Serif Display',serif;font-size:2.4rem;color:var(--lemon);line-height:1.1}
.bo-board span{font-size:.74rem;text-transform:uppercase;letter-spacing:1px;color:#b9d8d1;font-weight:700}
/* ingredients */
.bo-ings{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.bo-ings{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.bo-ings{grid-template-columns:1fr}}
.bo-ing{background:#fff;border:2px solid var(--ink);border-radius:20px;padding:22px;position:relative}
.bo-ing .ic{font-size:1.7rem}
.bo-ing h4{font-size:1.3rem;margin:6px 0}
.bo-ing .am{display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;background:var(--lemon-lt);color:var(--ink);padding:3px 10px;border-radius:999px;margin-bottom:8px}
.bo-ing p{margin:0;font-size:.92rem;color:var(--muted)}
.bo-ing.warn{background:var(--lemon-lt)}
/* benefits */
.bo-bens{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:600px){.bo-bens{grid-template-columns:1fr}}
.bo-ben{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px}
.bo-ben b{display:block;color:var(--ink)}.bo-ben span{font-size:.88rem;color:var(--muted)}
.bo-benwrap{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px;align-items:start}
@media(max-width:900px){.bo-benwrap{grid-template-columns:1fr}}
/* guarantee */
.bo-guar{display:grid;grid-template-columns:260px 1fr;gap:34px;align-items:center;background:#fff;border:2px solid var(--ink);border-radius:26px;padding:30px;box-shadow:8px 8px 0 var(--lemon)}
@media(max-width:760px){.bo-guar{grid-template-columns:1fr;text-align:center}.bo-guar img{margin:0 auto;max-width:200px}}
.bo-guar h3{font-size:2rem;margin-bottom:10px}.bo-guar p{margin:0 0 12px}
/* steps */
.bo-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
@media(max-width:860px){.bo-steps{grid-template-columns:1fr}}
.bo-step{background:var(--mist);border-radius:20px;padding:24px;position:relative}
.bo-step::before{counter-increment:s;content:"0" counter(s);font-family:'DM Serif Display',serif;font-size:2.8rem;color:var(--teal-lt);line-height:1;display:block;margin-bottom:6px}
.bo-step h4{font-size:1.3rem;margin-bottom:6px}.bo-step p{margin:0;font-size:.93rem;color:var(--muted)}
/* faq */
.bo-faq details{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:10px;padding:0 20px}
.bo-faq summary{cursor:pointer;list-style:none;padding:16px 28px 16px 0;position:relative;font-family:'DM Serif Display',serif;font-size:1.2rem;color:var(--ink)}
.bo-faq summary::-webkit-details-marker{display:none}
.bo-faq summary::after{content:'+';position:absolute;right:0;top:12px;font-size:1.6rem;color:var(--teal)}
.bo-faq details[open] summary::after{content:'\2212'}
.bo-faq details p{margin:0 0 16px;color:var(--muted);font-size:.95rem}
/* refs */
.bo-refs ul{margin:0;padding-left:20px}.bo-refs li{margin-bottom:6px}
.bo-refs a{color:var(--teal);font-weight:600}
/* safety */
.bo-safe{background:#fff;border:2px solid var(--ink);border-radius:22px;padding:28px}
.bo-safe ul{padding-left:20px;margin:10px 0}
/* final */
.bo-final{background:var(--ink);border-radius:30px;padding:50px 24px;text-align:center;position:relative;overflow:hidden}
.bo-final h2{color:#fff;font-size:2.4rem;max-width:640px;margin:0 auto 10px}
.bo-final p{color:#b9d8d1;max-width:560px;margin:0 auto 16px}
.bo-final img{max-width:300px;margin:14px auto}
.bo-final .new{display:inline-block;background:var(--lemon);color:var(--ink);font-family:'DM Serif Display',serif;font-size:1.5rem;padding:4px 20px;border-radius:999px;margin-bottom:16px}
/* footer */
.bo-foot{background:#072a2b;color:#9cc2bb;padding:48px 0 24px;font-size:.85rem;border-top:4px solid var(--lemon)}
.bo-foot a{color:#d4ebe6;text-decoration:none}.bo-foot a:hover{color:var(--lemon)}
.bo-fcols{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:700px){.bo-fcols{grid-template-columns:1fr}}
.bo-fcols h4{color:var(--lemon);font-family:'Manrope',sans-serif;font-size:.78rem;text-transform:uppercase;letter-spacing:1.6px;margin-bottom:10px}
.bo-fcols ul{list-style:none;margin:0;padding:0}.bo-fcols li{margin-bottom:6px}
.bo-foot hr{border:0;border-top:1px solid rgba(212,235,230,.14);margin:22px 0}
.bo-foot strong{color:#fff}
/* sticky bar */
.bo-bar{position:fixed;left:0;right:0;bottom:0;z-index:1030;background:var(--ink);border-top:3px solid var(--lemon);padding:10px 16px;display:none;align-items:center;justify-content:space-between;gap:12px}
.bo-bar .p b{color:var(--lemon);font-family:'DM Serif Display',serif;font-size:1.2rem}
.bo-bar .p small{display:block;color:#9cc2bb;font-size:.7rem}
.bo-bar .btn-bo{padding:9px 20px;font-size:.85rem;box-shadow:3px 3px 0 var(--lemon);border-color:var(--lemon)}
@media(max-width:760px){.bo-bar{display:flex}body{padding-bottom:70px}}
/* reveal */
.sd-reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.sd-reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.sd-reveal{opacity:1;transform:none}.bo-wave svg,.bo-hero-media img{animation:none}}
/* inner pages */
.bo-art{padding:46px 0 64px}
.bo-art h1{font-size:2.6rem;margin-bottom:12px}
.bo-art h2{font-size:1.75rem;margin:34px 0 10px}
.bo-art h3{font-size:1.3rem;margin:22px 0 8px}
.bo-art .lede{font-size:1.12rem;color:var(--text);margin:0 0 22px}
.bo-art .meta{color:var(--muted);font-size:.85rem;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:22px}
.bo-art p{margin:0 0 14px}.bo-art ul,.bo-art ol{margin:0 0 16px;padding-left:22px}.bo-art li{margin-bottom:6px}
.bo-art a{color:var(--teal);font-weight:600}
.bo-art blockquote{margin:18px 0;border-left:5px solid var(--lemon-dp);background:var(--mist);padding:12px 18px;border-radius:0 14px 14px 0}
.bo-art .related{margin-top:42px;padding-top:22px;border-top:1px solid var(--line)}
.bo-art .related h3{font-family:'Manrope',sans-serif;font-size:.8rem;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal);margin:0 0 10px}
.bo-art .related ul{list-style:none;padding:0}
.bo-art .btn-bo,.bo-art .btn-line{color:var(--ink)}
.bo-art .btn-bo{text-decoration:none}
.bo-qb{background:var(--lemon-lt);border:2px solid var(--ink);border-radius:16px;padding:14px 18px;margin:0 0 24px}
.bo-qb .tag{display:block;font-size:.7rem;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:4px}
.bo-scroll{overflow-x:auto;margin:14px 0}
.bo-table{width:100%;border-collapse:collapse;font-size:.92rem;background:#fff}
.bo-table caption{caption-side:top;text-align:left;font-family:'DM Serif Display',serif;font-size:1.2rem;padding-bottom:8px}
.bo-table th,.bo-table td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.bo-table thead th{background:var(--ink);color:#fff}