/* Cuecast shared design system — teal-on-ink, mirrors the iOS app theme */
:root{
  --ink:#0A0A0C;--surface:#16161C;--surface-2:#1D1D25;
  --line:rgba(255,255,255,.09);--line-strong:rgba(255,255,255,.16);
  --text:#FFFFFF;--muted:rgba(236,238,243,.66);--muted-2:rgba(236,238,243,.40);
  --teal:#1FE3C2;--teal-deep:#0B9C84;--on-teal:#062019;--rec:#E62A2A;--maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--text);font-family:"Hanken Grotesk",system-ui,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(1100px 620px at 78% -8%, rgba(31,227,194,.15), transparent 60%),
             radial-gradient(820px 560px at 2% 8%, rgba(31,227,194,.06), transparent 55%),
             radial-gradient(900px 700px at 100% 110%, rgba(230,42,42,.06), transparent 60%)}
body::after{content:"";position:fixed;inset:0;z-index:99;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
::selection{background:var(--teal);color:var(--on-teal)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;position:relative;z-index:1}
h1,h2,h3{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;letter-spacing:-.035em;line-height:1.04}
.serif{font-family:"Instrument Serif",Georgia,serif;font-style:italic;font-weight:400;letter-spacing:-.01em;color:var(--teal)}
.eyebrow{font-family:"JetBrains Mono",monospace;font-size:.7rem;font-weight:500;letter-spacing:.32em;text-transform:uppercase;color:var(--teal);display:inline-flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:30px;height:1px;background:linear-gradient(90deg,var(--teal),transparent)}
.eyebrow.center::after{content:"";width:30px;height:1px;background:linear-gradient(270deg,var(--teal),transparent)}

/* nav */
nav.site{position:sticky;top:0;z-index:50;backdrop-filter:blur(18px) saturate(150%);background:rgba(10,10,12,.62);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:14px 28px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:11px;font-family:"Bricolage Grotesque";font-weight:800;font-size:1.16rem;letter-spacing:-.04em}
.brand img{width:34px;height:34px;border-radius:9px;box-shadow:0 6px 22px rgba(31,227,194,.35)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a.lnk{font-size:.92rem;color:var(--muted);font-weight:500;transition:color .2s}
.nav-links a.lnk:hover{color:var(--text)}
@media(max-width:860px){.nav-links .lnk{display:none}}

/* buttons */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;cursor:pointer;
  font-family:"Hanken Grotesk";font-weight:700;font-size:.95rem;border:none;color:var(--on-teal);
  padding:13px 24px;border-radius:100px;background:linear-gradient(135deg,#28F0CF,var(--teal-deep));
  box-shadow:0 8px 26px rgba(31,227,194,.34), inset 0 1px 0 rgba(255,255,255,.4);
  transition:transform .18s cubic-bezier(.34,1.56,.64,1), box-shadow .25s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(31,227,194,.5), inset 0 1px 0 rgba(255,255,255,.5)}
.store-badge{display:inline-flex;align-items:center;gap:11px;padding:11px 20px;border-radius:14px;background:#000;border:1px solid var(--line-strong);transition:transform .2s,border-color .2s}
.store-badge:hover{transform:translateY(-2px);border-color:var(--teal)}
.store-badge svg{width:24px;height:24px;flex:none}
.store-badge .s-sm{font-size:.62rem;color:var(--muted);letter-spacing:.04em;line-height:1.1;display:block}
.store-badge .s-lg{font-size:1.04rem;font-weight:700;font-family:"Bricolage Grotesque";letter-spacing:-.02em;line-height:1.15;display:block}

/* sections */
section.block{padding:96px 0;position:relative}
.sec-head{max-width:700px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.3rem);margin:18px 0 16px}
.sec-head p{font-size:1.08rem;color:var(--muted)}
.tealband{background:linear-gradient(180deg,transparent,rgba(31,227,194,.025),transparent)}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-4px);border-color:rgba(31,227,194,.4)}

/* FAQ */
details.faq{border:1px solid var(--line);border-radius:14px;margin-bottom:12px;background:var(--surface);overflow:hidden;transition:border-color .25s}
details.faq[open]{border-color:rgba(31,227,194,.35)}
details.faq summary{list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-family:"Bricolage Grotesque";font-weight:700;font-size:1.04rem;letter-spacing:-.01em}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary .plus{flex:none;width:24px;height:24px;border-radius:50%;border:1.5px solid var(--line-strong);display:grid;place-items:center;color:var(--teal);transition:transform .3s,border-color .25s;font-weight:400}
details.faq[open] summary .plus{transform:rotate(45deg);border-color:var(--teal)}
details.faq .ans{padding:0 22px 20px;color:var(--muted)}
details.faq .ans a{color:var(--teal);border-bottom:1px solid rgba(31,227,194,.4);font-weight:600}
details.faq .ans b{color:var(--text);font-weight:600}

/* footer */
footer.site{padding:56px 0 36px;border-top:1px solid var(--line);margin-top:80px;position:relative;z-index:1}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.foot-col h5{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);font-family:"JetBrains Mono";margin-bottom:14px;font-weight:500}
.foot-col a{display:block;color:var(--muted);font-size:.9rem;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--teal)}
.foot-brand p{color:var(--muted);font-size:.9rem;max-width:280px;margin-top:14px}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:42px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted-2);font-size:.82rem;flex-wrap:wrap;gap:12px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px}}

/* guide article */
.g-head{padding:64px 0 34px;border-bottom:1px solid var(--line)}
.crumbs{font-size:.82rem;color:var(--muted-2);margin-bottom:18px;font-family:"JetBrains Mono"}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--teal)}
.g-head h1{font-size:clamp(2rem,5vw,3.3rem);max-width:820px;margin:14px 0 16px}
.g-head .lede{font-size:1.14rem;color:var(--muted);max-width:680px}
.g-body{max-width:740px;padding:44px 0 80px}
.g-body h2{font-size:1.6rem;margin:40px 0 14px}
.g-body h3{font-size:1.18rem;margin:26px 0 10px;font-weight:700}
.g-body p{color:var(--muted);margin-bottom:15px;font-size:1.02rem}
.g-body p b,.g-body li b{color:var(--text);font-weight:600}
.g-body a.inline{color:var(--teal);border-bottom:1px solid rgba(31,227,194,.4)}
.g-body ul,.g-body ol{margin:0 0 18px;padding-left:2px;display:flex;flex-direction:column;gap:10px;list-style:none;counter-reset:s}
.g-body ul li{position:relative;padding-left:24px;color:var(--muted)}
.g-body ul li::before{content:"";position:absolute;left:2px;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--teal);transform:rotate(45deg)}
.g-body ol li{position:relative;padding-left:40px;color:var(--muted);counter-increment:s}
.g-body ol li::before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:.1em;font-family:"JetBrains Mono";font-size:.8rem;font-weight:700;color:var(--teal)}
.tip{border-left:3px solid var(--teal);background:rgba(31,227,194,.05);padding:12px 16px;border-radius:0 10px 10px 0;margin:0 0 18px;color:var(--muted)}
.tip b{color:var(--text)}
.g-cta{margin:44px 0 8px;padding:34px 30px;border-radius:20px;text-align:center;
  background:radial-gradient(120% 140% at 50% -20%,rgba(31,227,194,.18),transparent 60%),var(--surface);
  border:1px solid rgba(31,227,194,.28)}
.g-cta h2{margin:0 0 8px;font-size:1.5rem}
.g-cta p{margin-bottom:18px}
.related{margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}
.related h2{font-size:1.15rem;margin-bottom:16px}
.related-links{display:flex;flex-wrap:wrap;gap:10px}
.related-links a{padding:10px 16px;border-radius:100px;border:1px solid var(--line-strong);font-size:.88rem;color:var(--muted);transition:border-color .2s,color .2s}
.related-links a:hover{border-color:var(--teal);color:var(--text)}

/* utility */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}*{animation:none!important}}
@media(max-width:560px){.wrap{padding:0 20px}section.block{padding:72px 0}}