/* fable-07 — Lab Sheet: graph paper, monospace readouts, one signal hue. Golos Text + JetBrains Mono (OFL). */
@font-face{font-family:'Golos Text';font-style:normal;font-weight:400 800;font-display:swap;src:url(fonts/golostext-normal-400_800-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Golos Text';font-style:normal;font-weight:400 800;font-display:swap;src:url(fonts/golostext-normal-400_800-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/jetbrainsmono-normal-400-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/jetbrainsmono-normal-400-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/jetbrainsmono-normal-600-cyrillic.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/jetbrainsmono-normal-600-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#f6f8f7; --paper:#fff; --ink:#0e1a1c; --ink-2:#4e5c5e; --ink-3:#8a9699; --line:#d9e0df; --line-2:#e9eeed;
  --signal:#0f6e75; --signal-2:#d7eceb; --acid:#c8f04a; --dark:#0e1a1c; --dark-2:#15262a;
  --r:6px; --ease:cubic-bezier(.2,.7,.2,1);
  --grid:linear-gradient(to right,rgba(14,26,28,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(14,26,28,.06) 1px,transparent 1px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Golos Text',system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.55;color:var(--ink);background:var(--bg);overflow-x:hidden}
body.no-scroll,body.menu-open{overflow:hidden}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.025em;line-height:1.08}
h1{font-size:clamp(2.1rem,4.8vw,4rem)}
h2{font-size:clamp(1.6rem,3.2vw,2.5rem)}
h3{font-size:1.1rem}
p{margin:0}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px}
.mono{font-family:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78em;letter-spacing:.02em}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}
.muted{color:var(--ink-2)}
.fine{font-size:.8rem;color:var(--ink-2);line-height:1.5}
.eyebrow{text-transform:uppercase;color:var(--signal);font-weight:600;margin-bottom:.7rem;display:block}
.link{background:none;border:0;padding:0;text-decoration:underline;text-underline-offset:3px;color:var(--signal);font-weight:600}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;z-index:100}
.skip:focus{left:8px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.4rem;border-radius:var(--r);border:1px solid var(--ink);font-weight:600;text-decoration:none;transition:all .2s;white-space:nowrap;background:#fff;color:var(--ink)}
.btn--primary{background:var(--ink);color:#fff}
.btn--primary:hover{background:var(--signal);border-color:var(--signal)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--sm{padding:.55rem .95rem;font-size:.88rem}
.btn--block{width:100%}
.btn:disabled{opacity:.4;pointer-events:none}

/* header */
.header{position:sticky;top:0;z-index:40;background:rgba(246,248,247,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header__row{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:66px}
.logo img{width:140px}
.nav{display:flex;gap:1.2rem;font-size:.9rem;font-weight:500}
.nav a{text-decoration:none;color:var(--ink-2);display:inline-flex;gap:.35rem;align-items:baseline;transition:color .2s}
.nav a .mono{color:var(--signal);font-size:.68rem}
.nav a:hover{color:var(--ink)}
.nav__contact{display:none}
.header__tools{display:flex;gap:.5rem;align-items:center}
.cart-btn{display:inline-flex;align-items:center;gap:.5rem;height:40px;padding:0 .9rem;border:1px solid var(--ink);background:#fff;border-radius:var(--r);font-weight:600;font-size:.8rem}
.cart-btn__count{min-width:22px;height:22px;padding:0 6px;background:var(--acid);color:var(--ink);display:grid;place-items:center;border-radius:4px;font-weight:600}
.cart-btn__count.is-empty{background:var(--line-2)}
.burger{display:none;width:40px;height:40px;border:1px solid var(--ink);background:#fff;border-radius:var(--r);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{width:16px;height:2px;background:var(--ink);transition:transform .3s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* hero */
.hero{background:var(--grid),var(--bg);background-size:32px 32px,auto;border-bottom:1px solid var(--line)}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;padding:4rem 0 4.5rem}
.hero .lead{font-size:1.1rem;color:var(--ink-2);margin-top:1.25rem;max-width:34rem}
.hero__cta{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:1.75rem}
.trust{list-style:none;padding:1.25rem 0 0;margin:2rem 0 0;border-top:1px solid var(--ink);display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1.5rem;color:var(--ink-2)}
.trust li::before{content:"✓ ";color:var(--signal)}
.sheet{background:#fff;border:1px solid var(--ink);box-shadow:8px 8px 0 var(--signal-2);position:relative}
.sheet__head{display:flex;justify-content:space-between;gap:1rem;padding:.8rem 1.1rem;border-bottom:1px solid var(--ink);background:var(--dark);color:#fff}
.sheet__row{display:grid;grid-template-columns:1.3fr 1fr auto;gap:1rem;align-items:center;padding:.7rem 1.1rem;border-bottom:1px solid var(--line);font-size:.92rem}
.sheet__row b{color:var(--ink);font-weight:600}
.sheet__row .ok{font-style:normal;font-size:.72rem;font-weight:600;color:#0d5c2f;background:#e3f4e8;padding:.15rem .5rem;border-radius:3px;white-space:nowrap}
.sheet__foot{padding:.9rem 140px .9rem 1.1rem;color:var(--ink-2);font-size:.72rem;line-height:1.5;min-height:92px}
.sheet__img{position:absolute;right:-28px;bottom:-28px;width:140px;height:140px;object-fit:cover;border:1px solid var(--ink);background:#fff}

/* sections */
.section{padding:5rem 0}
.section--grid{background:var(--grid),var(--bg);background-size:32px 32px,auto;border-block:1px solid var(--line)}
.section--dark{background:var(--dark);color:#fff}
.section__head{max-width:46rem;margin-bottom:2.5rem}
.section__head .muted{margin-top:.8rem}

/* spec cards */
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.spec{background:#fff;border:1px solid var(--ink);display:flex;flex-direction:column;transition:box-shadow .25s,transform .25s var(--ease)}
.spec:hover{box-shadow:8px 8px 0 var(--signal-2);transform:translate(-2px,-2px)}
.spec__head{display:flex;justify-content:space-between;padding:.6rem .9rem;border-bottom:1px solid var(--ink);color:var(--ink-2);font-weight:600}
.spec__media{border:0;background:var(--grid),#fff;background-size:16px 16px,auto;padding:1rem 1.25rem 0;width:100%;border-bottom:1px solid var(--line)}
.spec__media img{width:100%;aspect-ratio:4/5;object-fit:contain;object-position:bottom;mix-blend-mode:multiply}
.spec__body{padding:1rem .9rem 1.1rem;display:flex;flex-direction:column;gap:.35rem;flex:1}
.spec__body .muted{font-size:.85rem}
.spec__big{display:flex;align-items:baseline;gap:.5rem;margin:.6rem 0 .3rem}
.spec__big b{font-size:2.3rem;letter-spacing:-.04em;line-height:1}
.spec__big .mono{color:var(--ink-2)}
.spec__rows{margin:0;display:grid;gap:.25rem;border-top:1px solid var(--line);padding-top:.6rem}
.spec__rows div{display:flex;justify-content:space-between;gap:.5rem}
.spec__rows dt{color:var(--ink-3)}
.spec__rows dd{margin:0;font-weight:600;text-align:right}
.rbar{position:relative;height:30px;margin:.75rem 0 .25rem;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-family:'JetBrains Mono',monospace;font-size:.62rem;color:var(--ink-3);padding-top:14px}
.rbar i{position:absolute;top:4px;height:6px;border-radius:3px;min-width:6px}
.spec__foot{margin-top:auto;padding-top:.75rem;display:grid;gap:.6rem}
.price{font-weight:700;font-size:1.15rem;font-family:'JetBrains Mono',monospace}
.price s{font-weight:400;color:var(--ink-3);font-size:.8em;margin-left:.3rem}
.price--lg{font-size:1.5rem}
.spec__actions{display:flex;gap:.5rem}
.spec__actions .btn{flex:1;padding-inline:.5rem}

/* charts */
.charts{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:2.5rem 0}
.chart{margin:0;background:#fff;border:1px solid var(--line);padding:1.25rem 1.25rem 1rem}
.chart figcaption{display:grid;gap:.15rem;margin-bottom:1rem}
.chart figcaption b{font-size:1rem}
.chart figcaption .muted{font-size:.82rem}
.bars{display:grid;gap:.55rem}
.bar{display:grid;grid-template-columns:110px 1fr 90px;align-items:center;gap:.75rem;font-size:.85rem;padding:.2rem 0;border-radius:4px;cursor:default}
.bar:hover,.bar:focus-visible{background:var(--line-2)}
.bar__lbl{font-weight:600}
.bar__lbl small{color:var(--ink-3)}
.bar__track{position:relative;height:14px;background:var(--line-2);border-radius:0 4px 4px 0}
.bar__track i{position:absolute;left:0;top:0;height:100%;background:var(--signal);border-radius:0 4px 4px 0;transition:width .8s var(--ease)}
.bar__track em{position:absolute;top:-4px;height:22px;border:1px dashed var(--ink);border-radius:3px;background:rgba(200,240,74,.35)}
.bar__val{text-align:right;color:var(--ink);font-weight:600}
.tip{position:fixed;z-index:80;transform:translate(-50%,-100%);background:var(--ink);color:#fff;padding:.5rem .7rem;border-radius:4px;max-width:280px;pointer-events:none;line-height:1.4}

.table-wrap{overflow-x:auto;border:1px solid var(--ink);background:#fff}
table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:760px}
caption{text-align:left;padding:.7rem 1rem;border-bottom:1px solid var(--ink);color:var(--ink-2);font-weight:600;caption-side:top}
th,td{text-align:left;padding:.8rem 1rem;border-bottom:1px solid var(--line)}
th{font-family:'JetBrains Mono',monospace;font-size:.7rem;text-transform:uppercase;color:var(--ink-2);font-weight:600;background:var(--line-2)}
tbody tr:last-child td{border-bottom:0}
td:first-child{font-weight:600}

/* coa dark */
.coa{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:start}
.coa .eyebrow{color:var(--acid)}
.coa__text p{color:#b9c6c7;margin-top:.9rem}
.coa__checks{list-style:none;padding:0;margin:1.75rem 0 0;display:grid;gap:.5rem;font-size:.85rem}
.coa__checks li{display:grid;grid-template-columns:80px 1fr;gap:1rem;padding:.6rem 0;border-top:1px solid rgba(255,255,255,.14);color:#dbe5e6}
.coa__checks b{color:var(--acid)}
.coa__facts{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14)}
.coa__facts li{background:var(--dark-2);padding:1.25rem;font-size:.9rem;color:#b9c6c7;display:grid;gap:.3rem}
.coa__facts li span{color:var(--acid);font-weight:600}
.coa__facts li b{color:#fff;font-size:1rem}

/* calc */
.calc{display:grid;grid-template-columns:1.1fr .9fr;gap:1rem;align-items:start}
.calc__form,.calc__result{background:#fff;border:1px solid var(--ink);padding:1.75rem}
.field{border:0;padding:0;margin:0 0 1.5rem}
.field legend,.field label{font-weight:600;color:var(--ink-2);margin-bottom:.6rem;display:block}
.field__row{display:flex;justify-content:space-between;align-items:baseline}
.field__row output{font-size:1.4rem;font-weight:600;color:var(--signal)}
.field__scale{display:flex;justify-content:space-between;color:var(--ink-3);margin-top:.4rem}
.seg{display:inline-grid;grid-template-columns:1fr 1fr;border:1px solid var(--ink)}
.seg button{border:0;background:#fff;padding:.65rem 1.4rem;font-weight:600}
.seg button[aria-pressed="true"]{background:var(--ink);color:#fff}
.chips{display:flex;gap:.5rem;flex-wrap:wrap}
.chips button{border:1px solid var(--line);background:#fff;padding:.6rem 1rem;font-weight:500;font-size:.9rem;border-radius:var(--r)}
.chips button[aria-pressed="true"]{border-color:var(--signal);background:var(--signal-2);color:var(--signal);font-weight:600}
.range{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent;--pct:16%}
.range::-webkit-slider-runnable-track{height:6px;background:linear-gradient(90deg,var(--signal) var(--pct),var(--line-2) var(--pct));border:1px solid var(--line)}
.range::-moz-range-track{height:6px;background:var(--line-2)}
.range::-moz-range-progress{height:6px;background:var(--signal)}
.range::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:3px;background:#fff;border:2px solid var(--ink);margin-top:-9px}
.range::-moz-range-thumb{width:20px;height:20px;border-radius:3px;background:#fff;border:2px solid var(--ink)}
.calc__result{background:var(--dark);color:#fff;border-color:var(--dark)}
.calc__result .eyebrow{color:var(--acid)}
.calc__daily{font-size:clamp(2rem,3.6vw,2.9rem);font-weight:600;letter-spacing:-.02em;line-height:1;color:var(--acid)}
.calc__note{margin-top:.8rem;color:#dbe5e6;font-size:.95rem}
.calc__match{margin-top:1.5rem;background:#fff;color:var(--ink);padding:1.1rem;display:flex;gap:1rem;align-items:center}
.calc__match img{width:68px;height:85px;object-fit:contain;mix-blend-mode:multiply;flex:none}
.calc__match .eyebrow{margin-bottom:.2rem}
.calc__match h3{font-size:1.15rem}
.calc__match .muted{font-size:.85rem}
.calc__buy{display:flex;align-items:center;gap:.8rem;margin-top:.6rem;flex-wrap:wrap}
.calc__result .fine{color:#9fb0b2;margin-top:1.25rem}

/* cbd */
.steps{list-style:none;padding:0;margin:0 0 2rem;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--ink);border:1px solid var(--ink)}
.steps li{background:#fff;padding:1.5rem}
.steps span{color:var(--signal);font-weight:600;display:block;margin-bottom:1.2rem}
.steps p{color:var(--ink-2);margin-top:.4rem;font-size:.95rem}
.uses h3{margin-bottom:.8rem}
.uses ul{list-style:none;padding:0;margin:0 0 1rem;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.uses li,.values li{border-top:1px solid var(--ink);padding-top:.7rem;font-size:.9rem;color:var(--ink-2)}
.uses li b,.values li b{display:block;color:var(--ink);margin-bottom:.2rem}

/* vets */
.vets{display:grid;grid-template-columns:.9fr 1.1fr;gap:3rem;align-items:center}
.vets img{border:1px solid var(--ink)}
.vets .muted{margin:.8rem 0 1.25rem}
.files{list-style:none;padding:0;margin:0 0 1.5rem;display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.files li{display:grid;grid-template-columns:48px 1fr;grid-template-rows:auto auto;gap:0 1rem;background:#fff;padding:.8rem 1rem;align-items:center}
.files li span{grid-row:span 2;color:var(--signal);font-weight:600;border:1px solid var(--signal);padding:.3rem;text-align:center;font-size:.7rem}
.files li b{font-family:'Golos Text',sans-serif;font-size:.95rem;letter-spacing:0}
.files li small{font-family:'Golos Text',sans-serif;color:var(--ink-2);font-size:.85rem;letter-spacing:0}

/* academy */
.articles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--ink);border:1px solid var(--ink)}
.article{display:block;text-decoration:none;background:#fff;padding:1.5rem;transition:background .2s}
.article:hover{background:var(--signal-2)}
.article .mono{color:var(--signal);font-weight:600}
.article h3{margin:.7rem 0 .5rem;font-size:1.08rem;line-height:1.3}
.article p{color:var(--ink-2);font-size:.9rem}

/* faq */
.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:3rem;align-items:start}
.faq .muted{margin-top:.8rem}
details{border-top:1px solid var(--ink)}
details:last-child{border-bottom:1px solid var(--ink)}
summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:1rem;padding:1rem 0;font-weight:600;font-size:1.02rem}
summary::-webkit-details-marker{display:none}
summary .mono{color:var(--signal);min-width:2rem}
summary::after{content:"+";margin-left:auto;color:var(--signal);font-size:1.3rem;transition:transform .3s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--ink-2);padding:0 0 1.1rem 3rem;max-width:40rem}

/* delivery + about */
.info{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--ink);border:1px solid var(--ink)}
.info>div{background:#fff;padding:1.4rem}
.info h3{display:flex;gap:.6rem;align-items:baseline;margin-bottom:.6rem}
.info h3 .mono{color:var(--signal)}
.info ul{margin:0;padding:0;list-style:none;color:var(--ink-2);font-size:.9rem}
.info li{padding:.35rem 0;border-top:1px solid var(--line)}
.about{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;margin-top:4rem}
.about img{border:1px solid var(--ink)}
.about .muted{margin:.8rem 0 1.25rem}
.values{list-style:none;padding:0;margin:0;display:grid;gap:.8rem}

/* footer */
.footer{background:var(--dark);color:#b9c6c7;padding:3.5rem 0 2rem}
.footer__grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:2.5rem}
.footer__grid p{margin-top:1rem;font-size:.9rem;max-width:30rem}
.footer h4{color:var(--acid);margin-bottom:1rem;font-weight:600}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.4rem;font-size:.95rem}
.footer ul a{text-decoration:none;color:#dbe5e6}
.footer ul a:hover{color:#fff}
.footer__legal{margin-top:2.5rem;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,.14);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:#8fa0a2}

/* panels */
.overlay{position:fixed;inset:0;background:rgba(14,26,28,.45);opacity:0;pointer-events:none;transition:opacity .25s;z-index:50}
.overlay.is-on{opacity:1;pointer-events:auto}
.panel{position:fixed;top:0;right:0;height:100dvh;width:min(440px,100%);background:#fff;z-index:60;display:flex;flex-direction:column;transform:translateX(104%);transition:transform .35s var(--ease);border-left:1px solid var(--ink)}
.panel--wide{width:min(560px,100%)}
.panel.is-open{transform:none}
.panel__head{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid var(--ink)}
.panel__head h2{font-size:1.25rem}
.x{width:38px;height:38px;border:1px solid var(--ink);background:#fff;font-size:1.3rem;line-height:1;border-radius:var(--r)}
.panel__body{flex:1;overflow-y:auto;padding:1.25rem 1.5rem}
.panel__foot{padding:1.25rem 1.5rem;border-top:1px solid var(--ink);display:grid;gap:.6rem}
.cart__empty{text-align:center;color:var(--ink-2);padding:3rem 0;line-height:2}
.cart-line{display:grid;grid-template-columns:60px 1fr auto;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--line);align-items:center}
.cart-line img{width:60px;height:75px;object-fit:contain;background:var(--line-2);mix-blend-mode:multiply}
.cart-line__info{display:grid;gap:.2rem}
.cart-line__info span{font-size:.82rem;color:var(--ink-2)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--ink);margin-top:.4rem;width:max-content}
.qty button{width:32px;height:32px;border:0;background:none;font-size:1.1rem}
.qty button:hover{background:var(--signal-2)}
.qty output{min-width:30px;text-align:center;font-weight:600;font-family:'JetBrains Mono',monospace}
.cart-line__right{text-align:right;display:grid;gap:.3rem}
.cart-line__sum{font-weight:600;font-family:'JetBrains Mono',monospace;font-size:.9rem}
.cart-line__rm{border:0;background:none;font-size:.78rem;color:var(--ink-2);text-decoration:underline}
.sum-line{display:flex;justify-content:space-between;gap:1rem;padding:.4rem 0;font-size:.95rem}
.sum-line--total{border-top:1px solid var(--ink);margin-top:.4rem;padding-top:.8rem;font-size:1.05rem;font-weight:600}
.sum-line--total b{font-size:1.2rem}
.detail__media{background:var(--grid),#fff;background-size:16px 16px,auto;border:1px solid var(--line);padding:1rem 2rem 0;margin-bottom:1.25rem}
.detail__media img{margin:auto;max-height:320px;width:auto;mix-blend-mode:multiply}
.detail__name{font-size:1.6rem}
.detail__for{color:var(--ink-2);margin:.3rem 0 1rem}
.detail__specs{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:.8rem 1rem;border-top:1px solid var(--ink);padding-top:1rem}
.detail__specs dt{font-family:'JetBrains Mono',monospace;font-size:.68rem;text-transform:uppercase;color:var(--ink-3)}
.detail__specs dd{margin:.15rem 0 0;font-weight:600;font-size:.92rem}
.detail__list{margin:1.25rem 0;padding-left:1.1rem;color:var(--ink-2);font-size:.92rem;display:grid;gap:.3rem}
.detail__buy{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1rem 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-bottom:1rem}

/* checkout */
.checkout h1{font-size:clamp(1.8rem,3.4vw,2.6rem);margin:.75rem 0 2rem}
.crumbs{display:flex;gap:1rem;color:var(--ink-3);flex-wrap:wrap}
.crumbs a{color:var(--signal)}
.crumbs b{color:var(--ink)}
.checkout__grid{display:grid;grid-template-columns:1.2fr .8fr;gap:1rem;align-items:start}
.co-form fieldset{border:1px solid var(--ink);padding:1.5rem;margin:0 0 1rem;background:#fff}
.co-form legend{font-weight:600;padding:0 .5rem;color:var(--signal)}
.f{display:grid;gap:.35rem;margin-bottom:1rem}
.f label{font-size:.85rem;font-weight:600}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
input[type=text],input[type=tel],input[type=email],textarea{font:inherit;padding:.75rem .9rem;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);width:100%;color:var(--ink)}
input:focus,textarea:focus{outline:2px solid var(--signal);outline-offset:0;border-color:var(--signal)}
.radios{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1rem}
.radios--col{flex-direction:column}
.radios label{display:flex;align-items:center;gap:.6rem;padding:.65rem 1rem;border:1px solid var(--line);border-radius:var(--r);cursor:pointer;background:var(--bg);font-weight:500}
.radios label:has(:checked){border-color:var(--signal);background:var(--signal-2)}
.radios input{accent-color:var(--signal);width:18px;height:18px;margin:0}
.co-side{position:sticky;top:84px;background:#fff;border:1px solid var(--ink);padding:1.5rem;display:grid;gap:.75rem;box-shadow:8px 8px 0 var(--signal-2)}
.co-side h2{font-size:1.25rem}

/* success */
.success{display:grid;place-items:center;min-height:60vh}
.success__card{max-width:640px;display:grid;gap:1rem;padding-bottom:2rem}
.success__card>*:not(.sheet__head){margin-inline:2rem}
.success__card .sheet__head{margin:0}
.success__card .eyebrow{margin-top:1.5rem;margin-bottom:0}
.success__card h1{font-size:clamp(1.5rem,3vw,2.1rem)}
.success__card h1 span{white-space:nowrap;color:var(--signal)}
#success-details{border-top:1px solid var(--ink);padding-top:.5rem}
#success-details .fine{margin-top:.75rem}
.success__card .btn{justify-self:start}

.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--ink);color:var(--acid);padding:.75rem 1.2rem;font-size:.9rem;opacity:0;pointer-events:none;transition:all .3s var(--ease);z-index:70;font-family:'JetBrains Mono',monospace}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

@media (max-width:1100px){.specs{grid-template-columns:repeat(2,1fr)}}
@media (max-width:1024px){
  .hero__grid,.coa,.calc,.vets,.faq,.about,.checkout__grid,.charts{grid-template-columns:1fr}
  .articles,.steps,.info,.uses ul{grid-template-columns:repeat(2,1fr)}
  .co-side{position:static}
  .footer__grid{grid-template-columns:1fr 1fr}
  .sheet__img{display:none}
  .sheet__foot{padding-right:1.1rem;min-height:0}
}
@media (max-width:900px){
  .nav{position:fixed;inset:66px 0 0;background:var(--bg);flex-direction:column;padding:1.25rem 16px;gap:0;font-size:1.25rem;transform:translateX(100%);transition:transform .35s var(--ease);overflow-y:auto;z-index:39;background-image:var(--grid);background-size:32px 32px}
  .nav.is-open{transform:none}
  .nav a{padding:.8rem 0;border-bottom:1px solid var(--line);color:var(--ink)}
  .nav__contact{display:grid;gap:.4rem;margin-top:1.5rem;font-size:.9rem}
  .nav__contact a{border:0;padding:0;color:var(--ink-2)}
  .burger{display:flex}
  .cart-btn{padding:0 .7rem}
}
@media (max-width:600px){
  .section{padding:3.5rem 0}
  .hero__grid{padding:2.5rem 0 3rem}
  .specs,.articles,.steps,.info,.uses ul,.coa__facts,.f2{grid-template-columns:1fr}
  .trust{grid-template-columns:1fr}
  .calc__form,.calc__result{padding:1.25rem}
  .footer__grid{grid-template-columns:1fr}
  .logo img{width:116px}
  .bar{grid-template-columns:84px 1fr 78px;gap:.5rem;font-size:.8rem}
  .sheet__row{grid-template-columns:1fr auto;font-size:.85rem}
  .sheet__row b{grid-column:1;color:var(--ink-2)}
  .sheet__row .ok{grid-row:1/3}
  .success__card>*:not(.sheet__head){margin-inline:1.1rem}
  details p{padding-left:0}
}