/* The Starting Yard / MyStarterCircle — shared stylesheet (mobile-first) */
:root{
  --bg:#0D1117; --bg-2:#161C26; --bg-3:#1d2531;
  --line:rgba(255,255,255,.08); --line-2:rgba(255,255,255,.14);
  --text:#fff; --text-2:rgba(255,255,255,.72); --text-3:rgba(255,255,255,.5);
  --accent:#FF6B35; --accent-2:#ff8a5f; --accent-ink:#0D1117;
  --display:'Sora',system-ui,sans-serif; --body:'DM Sans',system-ui,sans-serif; --mono:'JetBrains Mono',ui-monospace,monospace;
  --gutter:20px; --max:1180px; --radius:8px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text-2);font:400 16px/1.7 var(--body);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}
a:hover{color:var(--accent-2)}
h1,h2,h3,h4{font-family:var(--display);color:var(--text);letter-spacing:-.02em;line-height:1.15;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(32px,7vw,56px);font-weight:900}
h2{font-size:clamp(26px,5vw,40px);font-weight:900}
h3{font-size:clamp(18px,3.4vw,22px);font-weight:700}
p{margin:0 0 1em;text-wrap:pretty}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:780px;margin:0 auto;padding:0 var(--gutter)}
.section{padding:56px 0;border-top:1px solid var(--line)}
.section--alt{background:var(--bg-2)}
.eyebrow{font:500 11px/1.4 var(--mono);color:var(--accent);letter-spacing:.14em;text-transform:uppercase;margin:0 0 12px;display:block}
.lede{font-size:18px;color:var(--text-2)}
.muted{color:var(--text-3)}
.center{text-align:center}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:8px 14px;z-index:999}
.skip:focus{left:8px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 24px;border-radius:4px;font:700 15px/1.2 var(--display);text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background .15s,border-color .15s,color .15s}
.btn--primary{background:var(--accent);color:#fff}
.btn--primary:hover{background:var(--accent-2);color:#fff}
.btn--ghost{background:transparent;color:#fff;border-color:var(--line-2)}
.btn--ghost:hover{border-color:var(--accent);color:#fff}
.btn--dark{background:var(--bg);color:#fff}
.btn--dark:hover{background:#000;color:#fff}
.btn--block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* header / nav */
.header{position:sticky;top:0;z-index:50;background:rgba(13,17,23,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header__in{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font:800 14px/1 var(--display);letter-spacing:.04em;text-transform:uppercase}
.brand img{width:34px;height:34px;border-radius:50%}
.nav{display:none}
.nav a{color:var(--text-2);text-decoration:none;font:500 15px var(--body)}
.nav a:hover,.nav a[aria-current="page"]{color:#fff}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;background:none;border:1px solid var(--line-2);border-radius:4px;color:#fff;cursor:pointer}
.menu-btn svg{width:20px;height:20px}
.mobile-nav{display:none;border-top:1px solid var(--line);padding:8px var(--gutter) 20px}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:14px 0;border-bottom:1px solid var(--line);color:#fff;text-decoration:none;font:600 16px var(--display)}
.mobile-nav .btn{margin-top:16px;width:100%}
.header .btn{min-height:40px;padding:8px 18px;font-size:13px}
.header__cta{display:none}
@media (min-width:900px){
  .nav{display:flex;gap:28px;align-items:center}
  .menu-btn{display:none}
  .header__cta{display:inline-flex}
  .mobile-nav{display:none!important}
  .header__in{height:72px}
}

/* hero */
.hero{padding:40px 0 48px}
.hero__grid{display:grid;gap:32px;align-items:center}
.hero__cover{max-width:260px;margin:0 auto;border-radius:4px;box-shadow:0 24px 60px rgba(0,0,0,.55)}
.hero__sub{font:400 19px/1.45 var(--body);color:var(--text-2);margin-bottom:6px}
.hero__by{color:var(--text-3);font-size:15px;margin-bottom:22px}
.tagline{font:700 13px var(--mono);color:var(--accent);letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px;display:block}
@media (min-width:900px){
  .hero{padding:72px 0 80px}
  .hero__grid{grid-template-columns:340px 1fr;gap:64px}
  .hero__cover{max-width:340px;margin:0}
}

/* buy box */
.buy{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-top:8px}
.buy__tabs{display:flex;border:1px solid var(--line-2);border-radius:6px;overflow:hidden;margin-bottom:16px}
.buy__tab{flex:1;min-height:44px;background:transparent;border:0;color:var(--text-2);font:600 14px var(--body);cursor:pointer}
.buy__tab[aria-selected="true"]{background:var(--accent);color:#fff}
.buy__price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.buy__mrp{font:900 32px/1 var(--display);color:#fff}
.buy__fmt{font:500 12px var(--mono);color:var(--text-3);letter-spacing:.08em;text-transform:uppercase}
.stores{display:flex;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none}
.store{display:flex;align-items:center;gap:12px;padding:12px 14px;min-height:56px;border:1px solid var(--line-2);border-radius:6px;text-decoration:none;color:#fff;background:rgba(255,255,255,.02)}
.store:hover{border-color:var(--accent);background:rgba(255,107,53,.06);color:#fff}
.store__name{font:700 15px var(--display);flex:1}
.store__note{display:block;font:400 12px var(--body);color:var(--text-3);margin-top:2px}
.store__go{font:700 13px var(--display);color:var(--accent);white-space:nowrap}
.buy__foot{font-size:12px;color:var(--text-3);margin:12px 0 0}
.fmt-panel[hidden]{display:none}
.intl{margin-top:14px;font-size:14px}
.intl summary{cursor:pointer;color:var(--text-2);font-weight:600;min-height:32px}

/* stats */
.stats{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{padding:24px 12px;text-align:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat:nth-child(2n){border-right:0}
.stat b{display:block;font:900 32px/1 var(--display);color:var(--accent)}
.stat span{display:block;font-size:13px;color:var(--text-3);margin-top:6px}
@media (min-width:700px){.stats{grid-template-columns:repeat(4,1fr)}.stat{border-bottom:0}.stat:nth-child(2n){border-right:1px solid var(--line)}.stat:last-child{border-right:0}}

/* cards */
.grid{display:grid;gap:16px}
@media (min-width:700px){.grid--2{grid-template-columns:1fr 1fr}.grid--3{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1000px){.grid--4{grid-template-columns:repeat(4,1fr)}}
@media (min-width:700px) and (max-width:999px){.grid--4{grid-template-columns:1fr 1fr}}
.card{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{font-size:17px;margin-bottom:8px}
.card p{font-size:15px;margin:0;color:var(--text-3)}
.card__bar{width:28px;height:2px;background:var(--accent);margin-bottom:14px}

/* chapters / toc */
.toc details{border:1px solid var(--line);border-radius:6px;margin-bottom:10px;background:rgba(255,255,255,.02)}
.toc summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;cursor:pointer;font:700 16px var(--display);color:#fff;min-height:56px}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{content:'+';font:600 18px var(--mono);color:var(--accent)}
.toc details[open] summary::after{content:'\2212'}
.toc ol{list-style:none;margin:0;padding:0 18px 12px}
.toc li{display:grid;grid-template-columns:34px 1fr auto;gap:10px;padding:12px 0;border-top:1px solid var(--line);align-items:baseline}
.toc .n{font:700 12px var(--mono);color:var(--text-3)}
.toc .t{color:var(--text-2);font-size:15px;line-height:1.45}
.toc .t small{display:block;color:var(--text-3);font-size:13px;margin-top:4px}
.toc .p{font:400 12px var(--mono);color:var(--text-3)}

/* figures */
.figure{margin:0}
.figure img{width:100%;border-radius:var(--radius)}
.figure figcaption{font-size:13px;color:var(--text-3);margin-top:8px}
.split{display:grid;gap:28px;align-items:center}
@media (min-width:900px){.split{grid-template-columns:1fr 1fr;gap:56px}.split--rev>:first-child{order:2}}

/* quote */
.quote{font:300 clamp(20px,3.6vw,28px)/1.5 var(--body);font-style:italic;color:#fff;margin:0}
.quote em{font-style:normal;color:var(--accent);font-weight:600}

/* author */
.author{display:grid;gap:20px;align-items:start}
.author img{width:112px;height:112px;border-radius:50%;object-fit:cover}
@media (min-width:700px){.author{grid-template-columns:140px 1fr;gap:36px}.author img{width:140px;height:140px}}

/* faq */
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:18px 32px 18px 0;position:relative;font:700 17px/1.4 var(--display);color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:0;top:16px;font:600 20px var(--mono);color:var(--accent)}
.faq details[open] summary::after{content:'\2212'}
.faq details p{margin:0 0 18px}

/* spec table */
.spec{width:100%;border-collapse:collapse;font-size:15px}
.spec th,.spec td{text-align:left;padding:12px 0;border-bottom:1px solid var(--line);vertical-align:top}
.spec th{color:var(--text-3);font-weight:400;width:40%}
.spec td{color:#fff}

/* review CTA */
.reviews{border:1px dashed var(--line-2);border-radius:var(--radius);padding:28px;text-align:center}

/* band CTA */
.band{background:var(--accent);color:var(--accent-ink);padding:48px 0;text-align:center}
.band h2{color:var(--accent-ink);font-size:clamp(24px,4.6vw,34px)}

/* forms */
.field{display:block;margin-bottom:14px}
.field span{display:block;font:500 13px var(--body);color:var(--text-2);margin-bottom:6px}
.input{width:100%;min-height:48px;padding:12px 14px;background:rgba(255,255,255,.04);border:1px solid var(--line-2);border-radius:5px;color:#fff;font:400 16px var(--body)}
.input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.input[aria-invalid="true"]{border-color:#ff6b6b}
.form-err{color:#ff8a5f;font-size:13px;margin:4px 0 10px;min-height:1px}
.inline-form{display:flex;flex-direction:column;gap:10px}
@media (min-width:600px){.inline-form{flex-direction:row}.inline-form .input{flex:1}}

/* blog */
.posts{display:grid;gap:20px}
@media (min-width:700px){.posts{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.posts{grid-template-columns:repeat(3,1fr)}}
.post-card{display:flex;flex-direction:column;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit}
.post-card:hover{border-color:rgba(255,107,53,.5);color:inherit}
.post-card__img{aspect-ratio:16/9;background:var(--bg-3) center/cover no-repeat;width:100%;object-fit:cover}
.post-card__body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card__date{font:500 11px var(--mono);color:var(--accent);letter-spacing:.1em;text-transform:uppercase}
.post-card__title{font:700 18px/1.3 var(--display);color:#fff}
.post-card__ex{font-size:14px;color:var(--text-3);margin:0}
.article{padding:40px 0 56px}
.article h1{font-size:clamp(28px,6vw,44px)}
.article__meta{font:500 12px var(--mono);color:var(--text-3);letter-spacing:.06em;text-transform:uppercase;margin-bottom:24px}
.article__cover{width:100%;border-radius:var(--radius);margin:0 0 28px}
.prose{font-size:18px;line-height:1.75;color:rgba(255,255,255,.82)}
.prose h2{font-size:clamp(22px,4vw,28px);margin-top:1.6em}
.prose h3{margin-top:1.4em}
.prose img{border-radius:6px;margin:1.2em 0}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 18px;border-left:3px solid var(--accent);color:#fff;font-style:italic}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-bottom:.4em}
.prose code{font-family:var(--mono);font-size:.9em;background:var(--bg-3);padding:2px 5px;border-radius:3px}
.prose pre{overflow-x:auto;background:var(--bg-3);padding:14px;border-radius:6px}
.prose table{display:block;overflow-x:auto;border-collapse:collapse}
.prose td,.prose th{border:1px solid var(--line-2);padding:8px 10px}
.post-cta{margin-top:40px;background:var(--bg-2);border:1px solid rgba(255,107,53,.3);border-radius:var(--radius);padding:24px}

/* footer */
.footer{border-top:1px solid var(--line);padding:40px 0 calc(40px + env(safe-area-inset-bottom));font-size:14px}
.footer__grid{display:grid;gap:28px}
.footer h4{font:600 12px var(--mono);color:var(--text-3);letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:8px}
.footer a{color:var(--text-2);text-decoration:none}
.footer a:hover{color:#fff}
.footer__copy{margin-top:28px;color:var(--text-3);font-size:12px}
@media (min-width:800px){.footer__grid{grid-template-columns:2fr 1fr 1fr 1fr}}
body.has-bar .footer{padding-bottom:calc(110px + env(safe-area-inset-bottom))}

/* chapter-1 modal + floater */
.modal{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.72);display:flex;align-items:flex-end;justify-content:center;padding:0}
.modal[hidden]{display:none}
.modal__box{position:relative;background:var(--bg-2);border:1px solid var(--line-2);border-radius:14px 14px 0 0;width:100%;max-width:460px;max-height:92vh;overflow-y:auto;padding:28px 22px calc(24px + env(safe-area-inset-bottom))}
@media (min-width:600px){.modal{align-items:center;padding:24px}.modal__box{border-radius:10px;padding:34px}}
.modal__x,.floater__x{position:absolute;top:8px;right:8px;width:44px;height:44px;background:none;border:0;color:var(--text-3);font:400 26px/1 var(--body);cursor:pointer}
.modal h2{font-size:22px;margin-bottom:6px}
.floater{position:fixed;z-index:900;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));background:var(--bg-2);border:1px solid rgba(255,107,53,.4);border-radius:10px;box-shadow:0 18px 50px rgba(0,0,0,.6);padding:14px 52px 14px 16px;display:flex;align-items:center;gap:12px;transform:translateY(140%);transition:transform .3s ease}
.floater.show{transform:none}
.floater img{width:44px;height:66px;object-fit:cover;border-radius:2px;flex:0 0 auto}
.floater__txt{flex:1;min-width:0}
.floater__txt b{display:block;font:800 15px/1.25 var(--display);color:#fff}
.floater__txt span{display:block;font-size:12px;color:var(--text-3);line-height:1.4}
.floater .btn{min-height:42px;padding:8px 14px;font-size:13px;flex:0 0 auto}
@media (max-width:420px){.floater img{display:none}.floater .btn{padding:8px 12px}}
@media (min-width:700px){.floater{left:auto;right:24px;bottom:24px;width:380px;flex-wrap:wrap;padding:20px 52px 20px 20px}.floater .btn{width:100%}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* product gallery (Amazon-style: swipe on phones, thumbnails on all sizes) */
.gallery{min-width:0;width:100%;max-width:440px;margin:0 auto}
.gallery__track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;border-radius:6px;background:var(--bg-2);scrollbar-width:none;-webkit-overflow-scrolling:touch}
.gallery__track::-webkit-scrollbar{display:none}
.gallery__slide{flex:0 0 100%;margin:0;scroll-snap-align:center;aspect-ratio:3/4;display:flex;align-items:center;justify-content:center}
.gallery__slide img{width:100%;height:100%;object-fit:contain}
.gallery__thumbs{display:flex;gap:8px;overflow-x:auto;padding:10px 2px 4px;scrollbar-width:none}
.gallery__thumbs::-webkit-scrollbar{display:none}
.gallery__thumb{flex:0 0 auto;width:52px;height:70px;padding:0;border:2px solid var(--line-2);border-radius:4px;background:var(--bg-2);overflow:hidden;cursor:pointer;opacity:.65}
.gallery__thumb img{width:100%;height:100%;object-fit:cover}
.gallery__thumb[aria-current="true"]{border-color:var(--accent);opacity:1}
@media (min-width:900px){
  .hero__grid{grid-template-columns:420px 1fr}
  .gallery{position:sticky;top:96px;align-self:start;max-width:420px;margin:0}
  .gallery__thumbs{flex-wrap:wrap}
  .gallery__thumb{width:56px;height:75px}
}