/* synaptegen.us — Synaptigen product page
   Petrol blue + burnt orange, mint accent for the probiotic angle. */
:root{
  --ink:#16222b;
  --ink-soft:#4a5c66;
  --deep:#1c4f63;
  --deep-dk:#133a4a;
  --deep-lt:#e7f0f3;
  --accent:#e2703a;
  --accent-dk:#b9541f;
  --mint:#4f937f;
  --mint-lt:#e8f2ee;
  --line:#d6e1e5;
  --paper:#ffffff;
  --paper-alt:#f6fafb;
  --warn:#8a5a12;
  --warn-bg:#fdf4e3;
  --maxw:1120px;
  --rad:12px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font:16px/1.68 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--deep);text-underline-offset:2px}
a:hover{color:var(--deep-dk)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:10px 14px;z-index:99;border-radius:6px}

/* header */
.site-head{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:40}
.head-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0;flex-wrap:wrap}
.brand{font-weight:800;font-size:1.18rem;color:var(--deep-dk);text-decoration:none;letter-spacing:-.4px}
.brand span{color:var(--accent)}
.nav{display:flex;gap:17px;flex-wrap:wrap;margin:0;padding:0;list-style:none}
.nav a{color:var(--ink-soft);text-decoration:none;font-size:.92rem;font-weight:600}
.nav a:hover{color:var(--deep)}

/* hero */
.hero{background:linear-gradient(170deg,var(--deep-lt),var(--paper));border-bottom:1px solid var(--line);
  padding:34px 0 36px}
.eyebrow{display:inline-block;background:var(--mint-lt);color:var(--mint);font-size:.73rem;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;padding:5px 12px;border-radius:999px;margin-bottom:14px}
h1{font-size:clamp(1.65rem,4.2vw,2.45rem);line-height:1.2;margin:0 0 15px;letter-spacing:-.6px}
h1 em{font-style:normal;color:var(--deep)}
.lede{font-size:1.08rem;color:var(--ink-soft);max-width:62ch;margin:0 0 20px}
.badges{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 22px;padding:0;list-style:none}
.badges li{font-size:.8rem;font-weight:700;color:var(--deep-dk);background:var(--paper);
  border:1px solid var(--line);border-radius:999px;padding:6px 13px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:800;
  font-size:1rem;padding:14px 26px;border-radius:var(--rad);box-shadow:0 2px 0 var(--accent-dk)}
.btn:hover{background:var(--accent-dk);color:#fff}
.btn.sm{font-size:.92rem;padding:11px 20px}
.btn.alt{background:transparent;color:var(--deep-dk);border:1.5px solid var(--deep);box-shadow:none}
.btn.alt:hover{background:var(--deep-lt);color:var(--deep-dk)}
.cta-note{font-size:.84rem;color:var(--ink-soft);margin:10px 0 0}

/* prose */
main{display:block}
.prose{padding:34px 0 10px}
.prose h2{font-size:clamp(1.3rem,2.8vw,1.75rem);line-height:1.26;margin:42px 0 13px;letter-spacing:-.4px}
.prose h3{font-size:1.08rem;margin:26px 0 8px;color:var(--deep-dk)}
.prose p{margin:0 0 15px}
.prose ul,.prose ol{margin:0 0 17px;padding-left:22px}
.prose li{margin-bottom:8px}
.answer-block{background:var(--paper-alt);border-left:4px solid var(--deep);padding:16px 19px;
  border-radius:0 var(--rad) var(--rad) 0;margin:0 0 19px}
.answer-block p:last-child{margin-bottom:0}

/* ingredient grid */
.ing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(252px,1fr));gap:15px;
  margin:22px 0 28px;padding:0;list-style:none}
.ing-grid li{min-width:0;border:1px solid var(--line);border-radius:var(--rad);padding:17px 18px;
  background:var(--paper)}
.ing-grid b{display:block;color:var(--deep-dk);font-size:1.02rem;margin-bottom:3px}
.ing-grid .kind{display:block;font-size:.72rem;font-weight:800;letter-spacing:.07em;
  text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.ing-grid p{font-size:.93rem;color:var(--ink-soft);margin:0}

/* tables */
.tscroll{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 24px;
  border:1px solid var(--line);border-radius:var(--rad)}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.93rem;background:var(--paper)}
caption{caption-side:top;text-align:left;font-size:.85rem;color:var(--ink-soft);padding:12px 14px;
  border-bottom:1px solid var(--line)}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--deep-lt);color:var(--deep-dk);font-size:.79rem;letter-spacing:.04em;
  text-transform:uppercase}
tbody tr:last-child td{border-bottom:0}
td.num{white-space:nowrap}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(256px,1fr));gap:16px;
  margin:24px 0 10px}
.tier{min-width:0;border:1px solid var(--line);border-radius:var(--rad);padding:22px 20px;
  background:var(--paper);display:flex;flex-direction:column;text-align:center;position:relative}
.tier.best{border:2px solid var(--accent);box-shadow:0 6px 22px rgba(28,79,99,.1)}
.flag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--accent);
  color:#fff;font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 13px;border-radius:999px;white-space:nowrap}
.tier h3{margin:4px 0 2px;font-size:1.12rem;color:var(--ink)}
.tier .supply{font-size:.84rem;color:var(--ink-soft);margin:0 0 12px}
.tier .per{font-size:2.3rem;font-weight:800;color:var(--deep);line-height:1}
.tier .per small{font-size:.9rem;font-weight:600;color:var(--ink-soft)}
.tier .total{font-size:.93rem;color:var(--ink-soft);margin:7px 0 4px}
.tier .ship{font-size:.85rem;font-weight:700;margin:0 0 15px}
.ship.free{color:var(--mint)}
.ship.paid{color:var(--warn)}
.tier .btn{margin-top:auto;width:100%}

/* callouts */
.callout{border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:var(--rad);
  padding:21px;background:var(--paper-alt);margin:26px 0}
.callout h2,.callout h3{margin-top:0}
.callout p:last-child{margin-bottom:0}
.note{font-size:.94rem;color:var(--ink-soft);background:var(--deep-lt);border-radius:var(--rad);
  padding:15px 17px;margin:0 0 20px}
.note strong{color:var(--deep-dk)}
.warn{background:var(--warn-bg);border-left:4px solid var(--warn);border-radius:0 var(--rad) var(--rad) 0;
  padding:16px 19px;margin:0 0 20px;font-size:.95rem}
.warn strong{color:var(--warn)}

/* two-col lists */
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(265px,1fr));gap:18px;margin:20px 0 26px}
.split>div{min-width:0;border:1px solid var(--line);border-radius:var(--rad);padding:18px 20px}
.split h3{margin-top:0}
.split ul{margin-bottom:0}
.yes{border-top:3px solid var(--mint)}
.no{border-top:3px solid var(--accent)}

/* faq */
.faq{margin:16px 0 30px}
.faq details{border:1px solid var(--line);border-radius:var(--rad);margin-bottom:10px;background:var(--paper)}
.faq summary{cursor:pointer;padding:15px 18px;font-weight:700;list-style:none;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--accent);font-weight:800;margin-left:10px}
.faq details[open] summary::after{content:"\2013"}
.faq .fa{padding:0 18px 16px;font-size:.95rem;color:var(--ink-soft)}
.faq .fa p{margin:0 0 11px}
.faq .fa p:last-child{margin-bottom:0}

/* steps */
.steps{counter-reset:s;list-style:none;padding:0;margin:20px 0 26px}
.steps li{counter-increment:s;position:relative;padding:0 0 0 46px;margin-bottom:17px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;
  border-radius:50%;background:var(--deep);color:#fff;font-weight:800;font-size:.95rem;
  display:flex;align-items:center;justify-content:center}
.steps b{display:block;color:var(--deep-dk)}

/* footer */
.site-foot{border-top:1px solid var(--line);background:var(--paper-alt);margin-top:42px;
  padding:32px 0 36px;font-size:.89rem;color:var(--ink-soft)}
.foot-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;margin-bottom:24px}
.foot-cols div{min-width:0}
.foot-cols h2{font-size:.77rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink);margin:0 0 10px}
.foot-cols ul{list-style:none;margin:0;padding:0}
.foot-cols li{margin-bottom:6px}
.foot-cols a{color:var(--ink-soft);text-decoration:none}
.foot-cols a:hover{color:var(--deep);text-decoration:underline}
.legal{border-top:1px solid var(--line);padding-top:18px;font-size:.82rem;line-height:1.62}
.legal p{margin:0 0 9px}
.legal p:last-child{margin-bottom:0}

@media (max-width:640px){
  .wrap{padding:0 16px}
  .hero{padding:26px 0 28px}
  .prose{padding:26px 0 6px}
  table{min-width:500px}
  .site-head{position:static}
  .btn{width:100%;text-align:center}
  .cta-row{flex-direction:column;align-items:stretch}
}

/* ================= product imagery (optional, degrades if absent) ================= */
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:30px;align-items:center}
.hero-grid>div{min-width:0}
.hero-shot{margin:0;text-align:center}
.hero-shot img{margin:0 auto;max-height:330px;width:auto}
.ing-grid li{text-align:left}
.ing-shot{margin:0 0 12px;text-align:center}
.ing-shot img{margin:0 auto;width:92px;height:92px;object-fit:cover;border-radius:50%;
  border:1px solid var(--line);background:var(--paper-alt)}
.tier-shot{margin:0 0 10px;text-align:center;min-height:0}
.tier-shot img{margin:0 auto;max-height:120px;width:auto}
.bonus-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;
  margin:22px 0 24px;padding:0;list-style:none}
.bonus-grid li{min-width:0;text-align:center;border:1px solid var(--line);border-radius:var(--rad);
  padding:16px 14px;background:var(--paper)}
.bonus-grid img{margin:0 auto 11px;max-height:150px;width:auto}
.bonus-grid b{display:block;font-size:.97rem;color:var(--deep-dk);line-height:1.3}
.bonus-grid span{display:block;font-size:.85rem;color:var(--ink-soft);margin-top:4px}
@media (max-width:820px){
  .hero-grid{grid-template-columns:1fr;gap:20px}
  .hero-shot{order:-1}
  .hero-shot img{max-height:230px}
}

/* ================= product-page blocks ================= */
.hero-shot{position:relative}
.hero-shot .hero-guar{position:absolute;left:4px;bottom:12px;width:96px;max-width:96px;
  max-height:none;height:auto;margin:0;filter:drop-shadow(0 2px 7px rgba(0,0,0,.2))}
@media (max-width:820px){.hero-shot .hero-guar{width:74px;max-width:74px;left:10px;bottom:4px}}

.trust-strip{background:var(--deep-dk);color:#fff}
.trust-strip ul{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px 24px;
  margin:0;padding:15px 0;list-style:none}
.trust-strip li{min-width:0;font-size:.9rem;font-weight:600;display:flex;gap:9px;align-items:center}
.trust-strip li::before{content:"";flex:0 0 auto;width:8px;height:8px;border-radius:50%;
  background:var(--accent)}

.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;
  margin:24px 0 30px;padding:0;list-style:none}
.feat-grid li{min-width:0;border:1px solid var(--line);border-radius:var(--rad);padding:19px 20px;
  background:var(--paper)}
.feat-grid b{display:block;color:var(--deep-dk);font-size:1.03rem;margin-bottom:5px}
.feat-grid p{margin:0;font-size:.93rem;color:var(--ink-soft)}

.guar-row{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:start;
  border:1px solid var(--line);border-top:3px solid var(--mint);border-radius:var(--rad);
  padding:24px;background:var(--paper-alt);margin:22px 0 26px}
.guar-row>div{min-width:0}
.guar-row img{width:140px;height:auto}
.guar-row h3{margin-top:0}
@media (max-width:640px){
  .guar-row{grid-template-columns:1fr;justify-items:center;text-align:center}
  .guar-row img{width:120px}
}

.final-cta{background:linear-gradient(170deg,var(--deep-lt),var(--paper));
  border:1px solid var(--line);border-radius:var(--rad);padding:34px 26px;margin:34px 0 10px;
  text-align:center}
.final-cta h2{margin:0 0 10px}
.final-cta p{max-width:58ch;margin:0 auto 18px;color:var(--ink-soft)}
.final-cta img{margin:0 auto 18px;max-height:200px;width:auto}

.hub-list{list-style:none;padding:0;margin:16px 0 24px;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px 20px}
.hub-list li{min-width:0;border-bottom:1px dotted var(--line);padding-bottom:8px}