/* Flexosamine - "Gelenk-Atlas" layout: atlas hero with callouts, sticky chapter index, ledger reviews, coupon price */
@font-face{font-family:"Lora";src:url(/fonts/lora-var.woff) format("woff");font-weight:400 700;font-style:normal;font-display:swap}
@font-face{font-family:"Lora";src:url(/fonts/lora-italic-var.woff) format("woff");font-weight:400 700;font-style:italic;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/inter-400.woff) format("woff");font-weight:400;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/inter-600.woff) format("woff");font-weight:600;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/inter-700.woff) format("woff");font-weight:700;font-display:swap}

:root{
  --paper:#F5F0E8; --paper-2:#EDE5D8; --card:#FFFDF9; --line:#DDD2C1;
  --ink:#1C2B2A; --ink-2:#4A5857; --ink-3:#7A8584;
  --teal:#1F7D78; --teal-d:#155C58; --teal-l:#D6EAE7;
  --coral:#E4532A; --coral-d:#C2401C; --coral-l:#FBE3D9;
  --serif:"Lora",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --max:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16.5px;line-height:1.68;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal-d);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--coral-d)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.18;margin:0 0 .55em;color:var(--ink)}
h1 em,h2 em{font-style:italic;color:var(--teal)}
p{margin:0 0 1.05em}
:focus-visible{outline:2px solid var(--coral);outline-offset:3px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--coral);color:#fff;font:700 16.5px/1 var(--sans);padding:17px 28px;border-radius:999px;text-decoration:none;border:0;cursor:pointer;transition:background .15s,transform .1s;box-shadow:0 10px 24px -10px rgba(228,83,42,.7)}
.btn:hover{background:var(--coral-d);color:#fff;transform:translateY(-1px)}
.btn .ar{font-size:18px}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:none;border:1.5px solid var(--ink);padding:15px 24px}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-wide{width:100%;justify-content:center}

/* top line + header */
.rule{height:6px;background:repeating-linear-gradient(90deg,var(--teal) 0 40px,var(--coral) 40px 52px,var(--teal) 52px 92px,var(--paper-2) 92px 96px)}
.hd{border-bottom:1px solid var(--line);background:var(--paper)}
.hd-in{max-width:var(--max);margin:0 auto;padding:16px 24px;display:flex;align-items:center;gap:20px}
.mark{display:flex;align-items:center;gap:10px;font:700 21px/1 var(--serif);color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.mark svg{flex:none}
.mark small{font:600 10.5px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--teal);border:1px solid var(--teal);border-radius:4px;padding:4px 6px;margin-left:2px}
.hd-meta{margin-left:auto;font-size:13px;color:var(--ink-3)}
.hd-btn{font:700 14px/1 var(--sans);color:#fff;background:var(--teal);padding:12px 18px;border-radius:999px;text-decoration:none;white-space:nowrap}
.hd-btn:hover{background:var(--teal-d);color:#fff}
.hd-back{margin-left:auto;font-size:14px;font-weight:600;text-decoration:none}

/* hero atlas */
.atlas{max-width:var(--max);margin:0 auto;padding:56px 24px 40px;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;font:600 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin:0 0 18px}
.kicker:before{content:"";width:26px;height:1.5px;background:var(--teal)}
.atlas h1{font-size:clamp(32px,4.6vw,54px);letter-spacing:-.015em;margin-bottom:20px}
.atlas .lead{font-size:18px;color:var(--ink-2);max-width:52ch;margin-bottom:28px}
.buyrow{display:flex;flex-wrap:wrap;align-items:center;gap:18px 22px}
.pricetag{display:flex;align-items:baseline;gap:12px}
.pricetag s{color:var(--ink-3);font-size:17px}
.pricetag b{font:700 34px/1 var(--serif);color:var(--ink)}
.pricetag .off{align-self:center;background:var(--coral-l);color:var(--coral-d);font:700 13px/1 var(--sans);padding:6px 9px;border-radius:6px}
.hero-note{font-size:13.5px;color:var(--ink-3);margin:16px 0 0}

.plate{position:relative;aspect-ratio:1/1;max-width:520px;width:100%;justify-self:center}
.plate svg.rings{position:absolute;inset:0;width:100%;height:100%}
.plate img{position:absolute;left:50%;top:50%;width:58%;transform:translate(-50%,-48%);filter:drop-shadow(0 24px 30px rgba(28,43,42,.22))}
.callout{position:absolute;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-size:13px;line-height:1.35;color:var(--ink-2);box-shadow:0 8px 20px -14px rgba(28,43,42,.5);max-width:170px}
.callout b{display:block;color:var(--ink);font-size:13.5px}
.callout .n{position:absolute;top:-10px;left:-10px;width:22px;height:22px;border-radius:50%;background:var(--teal);color:#fff;font:700 11.5px/22px var(--sans);text-align:center}
.c1{top:6%;left:-2%}.c2{top:40%;right:-4%}.c3{bottom:5%;left:4%}

/* spec ribbon */
.ribbon{background:var(--ink);color:#E9F2F0}
.ribbon dl{max-width:var(--max);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(6,1fr)}
.ribbon dl div{padding:18px 16px;border-left:1px solid rgba(255,255,255,.12)}
.ribbon dl div:first-child{border-left:0;padding-left:0}
.ribbon dt{font:600 10.5px/1.2 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:#8FC5BF;margin-bottom:6px}
.ribbon dd{margin:0;font-size:14px;font-weight:600;line-height:1.35}

/* body: index + chapters */
.body{max-width:var(--max);margin:0 auto;padding:56px 24px 24px;display:grid;grid-template-columns:230px minmax(0,1fr);gap:56px}
.toc{position:sticky;top:24px;align-self:start}
.toc p{font:600 11px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin:0 0 14px}
.toc ol{list-style:none;margin:0;padding:0;border-left:1px solid var(--line)}
.toc a{display:flex;gap:10px;padding:8px 0 8px 16px;margin-left:-1px;border-left:2px solid transparent;font-size:14px;color:var(--ink-2);text-decoration:none;line-height:1.35}
.toc a span{font:600 12px/1.6 var(--sans);color:var(--ink-3);min-width:18px}
.toc a:hover,.toc a.on{color:var(--ink);border-left-color:var(--coral)}
.toc a.on span{color:var(--coral)}
.toc .toc-buy{margin-top:22px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
.toc .toc-buy img{width:84px;margin:0 auto 8px}
.toc .toc-buy .pricetag{justify-content:center;flex-wrap:wrap;gap:4px 8px;margin-bottom:10px}
.toc .toc-buy .pricetag b{font-size:24px}
.toc .toc-buy .pricetag s{font-size:14px}
.toc .toc-buy .btn{width:100%;justify-content:center;padding:13px 14px;font-size:14.5px;color:#fff;border-left:0;margin:0}
.toc .toc-buy .pricetag .off{display:none}

.chap{padding:0 0 52px;margin:0 0 52px;border-bottom:1px solid var(--line);scroll-margin-top:24px}
.chap:last-child{border-bottom:0}
.chap-no{font:italic 600 15px/1 var(--serif);color:var(--coral);margin:0 0 10px;display:block}
.chap h2{font-size:clamp(26px,3vw,34px);letter-spacing:-.01em}
.chap h3{font-size:21px;margin-top:1.6em}
.chap ul.plain{padding-left:1.2em;margin:0 0 1.1em}
.chap ul.plain li{margin-bottom:.45em}

.spec{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:6px 0 8px;font-size:15px}
.spec th,.spec td{padding:12px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.spec th{width:38%;font-weight:600;color:var(--ink-3);font-size:13.5px;text-transform:uppercase;letter-spacing:.05em}

.aside{display:grid;grid-template-columns:auto 1fr;gap:16px;background:var(--teal-l);border-radius:14px;padding:20px 22px;margin:22px 0;font-size:15.5px}
.aside .ic{width:38px;height:38px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center}
.aside p{margin:0 0 .6em}.aside p:last-child{margin:0}
.aside b.t{display:block;font:600 17px/1.3 var(--serif);margin-bottom:6px}

/* formula list */
.formula{list-style:none;margin:16px 0 8px;padding:0;counter-reset:f;border-top:1px solid var(--ink)}
.formula li{counter-increment:f;display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--line)}
.formula li:before{content:counter(f,decimal-leading-zero);font:italic 600 17px/1 var(--serif);color:var(--teal)}
.formula b{display:block;font:600 18px/1.3 var(--serif);margin-bottom:2px}
.formula span.d{color:var(--ink-2);font-size:15px}
.formula em{font-style:normal;font:600 11px/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--teal-d);background:var(--teal-l);padding:6px 8px;border-radius:5px;white-space:nowrap}

/* study card */
.study{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:18px 0}
.study-figs{display:grid;grid-template-columns:repeat(3,1fr);background:var(--ink);color:#fff}
.study-figs div{padding:16px 18px;border-left:1px solid rgba(255,255,255,.14)}
.study-figs div:first-child{border-left:0}
.study-figs b{display:block;font:600 28px/1.1 var(--serif);color:#9FD3CD}
.study-figs span{font-size:12.5px;color:#C9D6D4}
.study-txt{padding:18px 20px}
.study-txt p:last-child{margin:0}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0 10px;list-style:none;padding:0}
.steps li{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.steps .sv{width:44px;height:44px;border-radius:12px;background:var(--coral-l);color:var(--coral-d);display:grid;place-items:center;margin-bottom:12px}
.steps b{display:block;font:600 17px/1.3 var(--serif);margin-bottom:4px}
.steps p{margin:0;font-size:14.5px;color:var(--ink-2)}

.caution{border:1.5px solid var(--ink);border-radius:14px;padding:18px 22px;margin:16px 0}
.caution ul{margin:0;padding:0;list-style:none}
.caution li{position:relative;padding-left:26px;margin-bottom:8px}
.caution li:last-child{margin:0}
.caution li:before{content:"!";position:absolute;left:0;top:3px;width:17px;height:17px;border-radius:50%;background:var(--ink);color:#fff;font:700 11px/17px var(--sans);text-align:center}
.hint{font-size:14.5px;color:var(--ink-2);border-left:3px solid var(--coral);padding:2px 0 2px 14px;margin:18px 0 0}

/* ledger */
.ledger{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--card);margin:18px 0}
.ledger>div{padding:20px 22px}
.ledger>div+div{border-left:1px solid var(--line)}
.ledger h3{margin:0 0 12px;font-size:18px;display:flex;align-items:center;gap:10px}
.ledger h3 i{font-style:normal;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font:700 18px/1 var(--sans);color:#fff}
.ledger .plus h3 i{background:var(--teal)}
.ledger .minus h3 i{background:var(--coral)}
.ledger ul{margin:0;padding-left:1.1em}
.ledger li{margin-bottom:8px;font-size:15.5px}
.verdict{font:italic 500 19px/1.5 var(--serif);color:var(--ink);padding:4px 0 0}
.verdict b{font-style:normal;font-weight:600}

/* coupon */
.coupon{display:grid;grid-template-columns:180px 1fr;background:var(--card);border:1px solid var(--line);border-radius:18px;position:relative;margin:20px 0 10px;overflow:hidden}
.coupon:before,.coupon:after{content:"";position:absolute;left:170px;width:20px;height:20px;border-radius:50%;background:var(--paper);border:1px solid var(--line)}
.coupon:before{top:-11px}.coupon:after{bottom:-11px}
.coupon-pic{background:var(--teal-l);display:grid;place-items:center;padding:18px;border-right:2px dashed var(--line)}
.coupon-pic img{width:120px}
.coupon-body{padding:22px 26px}
.coupon-body .lbl{font:600 11px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin:0 0 8px}
.coupon-body .pricetag{margin:0 0 6px}
.coupon-body .pricetag b{font-size:40px}
.coupon-body .small{font-size:13.5px;color:var(--ink-3);margin:0 0 16px}

.checks{list-style:none;padding:0;margin:14px 0}
.checks li{position:relative;padding-left:30px;margin-bottom:10px}
.checks li:before{content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4L18 8' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat}

/* faq */
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-of-type{border-top:1px solid var(--ink)}
.faq summary{list-style:none;cursor:pointer;padding:18px 40px 18px 0;position:relative;font:600 18.5px/1.35 var(--serif)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;border-right:2px solid var(--coral);border-bottom:2px solid var(--coral);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary:after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{color:var(--ink-2);margin:0 0 18px}

.sources{counter-reset:s;list-style:none;padding:0;margin:0;font-size:14.5px;color:var(--ink-2)}
.sources li{counter-increment:s;position:relative;padding-left:34px;margin-bottom:12px}
.sources li:before{content:"[" counter(s) "]";position:absolute;left:0;font-weight:600;color:var(--teal)}

/* final band */
.band{background:var(--teal);color:#fff;position:relative;overflow:hidden}
.band-in{max-width:var(--max);margin:0 auto;padding:52px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;position:relative}
.band h2{color:#fff;font-size:clamp(26px,3.4vw,38px);margin:0 0 6px}
.band h2 em{color:#FFD9CB}
.band p{margin:0;color:#D6EAE7}
.band .pricetag s{color:#A8CFCA}.band .pricetag b{color:#fff}
.band .btn{background:#fff;color:var(--coral-d);box-shadow:none}
.band .btn:hover{background:var(--coral-l)}
.band svg{position:absolute;right:-60px;top:-80px;opacity:.14}

/* footer */
.ft{background:var(--ink);color:#B4C1BF;font-size:13.5px}
.ft-in{max-width:var(--max);margin:0 auto;padding:36px 24px 40px}
.ft-nav{display:flex;flex-wrap:wrap;gap:8px 22px;margin-bottom:18px}
.ft-nav a{color:#E9F2F0;text-decoration:none;font-weight:600}
.ft-nav a:hover{color:#FFB79F}
.ft p{margin:0 0 10px;max-width:880px}
.ft b{color:#E9F2F0}
.ft-copy{opacity:.75}

/* mobile bar */
.sbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--card);border-top:1px solid var(--line);padding:10px 16px;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -8px 20px -12px rgba(0,0,0,.25)}
.sbar s{color:var(--ink-3);font-size:13px}.sbar b{font:700 20px/1 var(--serif)}
.sbar .btn{padding:13px 18px;font-size:15px}

/* order page */
.ord{max-width:1080px;margin:0 auto;padding:48px 24px 64px;display:grid;grid-template-columns:1.25fr .9fr;gap:36px;align-items:start}
.ord-form{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:36px}
.ord-form h1{font-size:clamp(30px,4vw,44px)}
.ord-lead{color:var(--ink-2)}
.ord-pay{display:flex;gap:12px;align-items:center;background:var(--teal-l);border-radius:14px;padding:14px 16px;font-size:15px;margin:6px 0 22px}
.ord-pay svg{flex:none;color:var(--teal-d)}
.ord-err{background:var(--coral-l);color:var(--coral-d);border-radius:12px;padding:12px 14px;font-size:14.5px;font-weight:600;margin-bottom:16px}
.fld{display:block;font-weight:600;font-size:14.5px;margin-bottom:16px}
.fld input{display:block;width:100%;margin-top:8px;font:400 17px/1.3 var(--sans);color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:12px;padding:15px 16px;outline:0}
.fld input:focus{border-color:var(--teal);background:#fff}
.tel{display:flex;margin-top:8px}
.tel-cc{display:grid;place-items:center;padding:0 14px;background:var(--paper-2);border:1.5px solid var(--line);border-right:0;border-radius:12px 0 0 12px;font-weight:600;color:var(--ink-2)}
.tel input{margin-top:0;border-radius:0 12px 12px 0}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.chk{display:flex;gap:12px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);margin:4px 0 22px;line-height:1.5}
.chk input{width:20px;height:20px;margin:1px 0 0;flex:none;accent-color:var(--teal)}
.ord-safe{display:flex;gap:8px;align-items:center;justify-content:center;font-size:13px;color:var(--ink-3);margin:14px 0 0}
.ord-safe svg{color:var(--teal)}
.ord-card{background:var(--ink);color:#E9F2F0;border-radius:22px;padding:28px;position:sticky;top:24px}
.ord-k{font:600 11px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:#8FC5BF;margin:0 0 16px}
.ord-card .pic{background:radial-gradient(circle,#2C4746 0%,#1C2B2A 70%);border-radius:16px;padding:18px;margin-bottom:16px}
.ord-card .pic img{width:58%;margin:0 auto}
.ord-name{font:600 26px/1.2 var(--serif);color:#fff;margin:0 0 4px}
.ord-sub{font-size:14px;color:#B4C1BF;margin:0 0 14px}
.ord-card .pricetag b{color:#fff}.ord-card .pricetag s{color:#8A9997}
.ord-dl{margin:18px 0;padding:6px 16px;background:rgba(255,255,255,.06);border-radius:12px}
.ord-dl div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:14px}
.ord-dl div:last-child{border-bottom:0}
.ord-dl dt{color:#B4C1BF}.ord-dl dd{margin:0;font-weight:600;text-align:right}
.ord-steps{margin:0;padding:0;list-style:none;counter-reset:o}
.ord-steps li{counter-increment:o;display:flex;gap:12px;align-items:center;font-size:14.5px;margin-bottom:10px}
.ord-steps li:before{content:counter(o);width:26px;height:26px;border-radius:50%;background:var(--coral);color:#fff;font:700 13px/26px var(--sans);text-align:center;flex:none}

/* thank-you */
.thx{max-width:720px;margin:0 auto;padding:64px 24px 80px;text-align:center}
.thx-ic{width:76px;height:76px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;margin:0 auto 22px;box-shadow:0 0 0 10px var(--teal-l)}
.thx h1{font-size:clamp(34px,5vw,52px)}
.thx-lead{font-size:18px;color:var(--ink-2)}
.thx-steps{text-align:left;list-style:none;padding:0;margin:30px 0;display:grid;gap:12px;counter-reset:t}
.thx-steps li{counter-increment:t;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px 16px 64px;position:relative;color:var(--ink-2);font-size:15px}
.thx-steps li:before{content:counter(t);position:absolute;left:18px;top:16px;width:30px;height:30px;border-radius:50%;background:var(--coral-l);color:var(--coral-d);font:700 15px/30px var(--sans);text-align:center}
.thx-steps b{display:block;color:var(--ink);font:600 17px/1.3 var(--serif);margin-bottom:2px}
.thx-note{font-size:14.5px;color:var(--ink-2);background:var(--teal-l);border-radius:12px;padding:14px 16px;margin-bottom:28px}

/* legal */
.legal{max-width:780px;margin:0 auto;padding:48px 24px 72px}
.legal h1{font-size:clamp(32px,4.4vw,46px)}
.legal .sub{color:var(--ink-3);margin-bottom:30px}
.legal h2{font-size:22px;margin-top:1.8em}
.legal p,.legal li{color:var(--ink-2)}
.legal .card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin:14px 0 20px}
.legal .card p{margin:0}
.legal-nav{max-width:780px;margin:0 auto 48px;padding:0 24px;display:flex;flex-wrap:wrap;gap:8px}
.legal-nav a{font-size:14px;font-weight:600;text-decoration:none;color:var(--ink-2);border:1px solid var(--line);border-radius:999px;padding:8px 14px;background:var(--card)}
.legal-nav a[aria-current]{background:var(--ink);color:#fff;border-color:var(--ink)}

@media (max-width:1000px){
  .body{grid-template-columns:1fr;gap:0}
  .toc{display:none}
  .ribbon dl{grid-template-columns:repeat(3,1fr)}
  .ribbon dl div:nth-child(4){border-left:0;padding-left:0}
  .ribbon dl div:nth-child(n+4){border-top:1px solid rgba(255,255,255,.12)}
}
@media (max-width:820px){
  .atlas{grid-template-columns:1fr;padding-top:34px;gap:20px}
  .plate{order:-1;max-width:400px}
  .hd-meta{display:none}
  .hd-btn{margin-left:auto}
  .ord{grid-template-columns:1fr}
  .ord-card{position:static;order:-1}
  .ord-card .pic{display:none}
  .ord-form{padding:24px 20px}
  .steps{grid-template-columns:1fr}
  .ledger{grid-template-columns:1fr}
  .ledger>div+div{border-left:0;border-top:1px solid var(--line)}
  .sbar{display:flex}
  body.has-sbar .ft-in{padding-bottom:110px}
}
@media (max-width:560px){
  body{font-size:16px}
  .hd-in{padding:12px 16px;gap:12px}
  .mark small{display:none}
  .kicker{font-size:11px;letter-spacing:.08em}
  .hd-btn{padding:10px 14px;font-size:13px}
  .atlas,.body,.band-in,.ft-in{padding-left:16px;padding-right:16px}
  .ribbon dl{grid-template-columns:repeat(2,1fr);padding:0 16px}
  .ribbon dl div{border-left:0!important;padding-left:0!important;border-top:1px solid rgba(255,255,255,.12)}
  .ribbon dl div:nth-child(-n+2){border-top:0}
  .ribbon dl div:nth-child(even){padding-left:14px!important;border-left:1px solid rgba(255,255,255,.12)!important}
  .callout{font-size:11.5px;padding:6px 9px;max-width:130px}
  .callout b{font-size:12px}
  .c1{left:2%}.c2{right:0}
  .formula li{grid-template-columns:34px 1fr}
  .formula em{grid-column:2;justify-self:start}
  .study-figs b{font-size:22px}
  .study-figs div{padding:12px}
  .coupon{grid-template-columns:1fr}
  .coupon:before,.coupon:after{display:none}
  .coupon-pic{border-right:0;border-bottom:2px dashed var(--line)}
  .coupon-pic img{width:96px}
  .buyrow .btn{width:100%;justify-content:center}
  .ord,.legal,.thx{padding-left:16px;padding-right:16px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}