/* ===================================================================
   SYNACEPT — thesynacept.com
   Palette : ink #0A0A0C | ink-dk #050506 | purple #A855C9 | purple-dk #7A3A96
             cyan #3DBFE0 | paper #F7F6FA | slate #5B5866 | line #E4E1EC
   Type    : 'Unbounded' (bold geometric futuristic display) + 'Inter' (body)
   Motif   : Flow Path Pulse — a glowing dot travels along a winding
             purple-to-cyan gradient path connecting node markers, echoing
             the brand's own "SynaCept Cognitive Flow" 4-step infographic
             (distinct from MemoVex's circuit-trace, NeuraCept's synaptic-
             bloom, and every other prior brain-family hero)
   Rules   : grids minmax(0,1fr) · flex min-width:0 · img max-width min(Npx,100%)
             mobile hero: image ABOVE h1 · hero is animated
             NO "Know Before You Start" section (standing rule)
             NO external/local .js files — CDN + inline <script> only
=================================================================== */

:root{
  --ink:#0A0A0C;
  --ink-dk:#050506;
  --purple:#A855C9;
  --purple-dk:#7A3A96;
  --cyan:#3DBFE0;
  --paper:#F7F6FA;
  --slate:#5B5866;
  --line:#E4E1EC;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:#151319;
  font-family:'Inter',system-ui,sans-serif;font-size:17px;line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Unbounded',sans-serif;font-weight:600;line-height:1.28;margin:0 0 .5em;
  color:#151319;overflow-wrap:break-word;word-break:break-word}
h1{font-size:clamp(1.5rem,3.8vw,2.5rem)}
h2{font-size:clamp(1.3rem,2.7vw,1.85rem)}
h3{font-size:1.15rem}
h4{font-family:'Unbounded',sans-serif;font-weight:600;font-size:.96rem;margin:0 0 .5em;color:#151319}
p{margin:0 0 1.15em}
a{color:inherit;text-decoration:none}
strong,b{color:#151319}
img{max-width:100%;height:auto;display:block}
.sy-wrap{max-width:1160px;margin:0 auto;padding:0 22px}
.sy-narrow{max-width:830px;margin:0 auto}
.sy-mid{text-align:center}

.sy-eyebrow{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--purple-dk);margin-bottom:.8em}
.sy-pill{display:inline-flex;align-items:center;gap:9px;background:rgba(168,85,201,.08);
  border:1px solid rgba(168,85,201,.32);border-radius:999px;padding:8px 18px;font-size:.8rem;
  font-weight:600;color:var(--purple)}

/* ---------- buttons ---------- */
.sy-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:linear-gradient(135deg,var(--purple),var(--cyan));color:#fff;font-weight:700;
  font-size:.92rem;padding:16px 32px;border:none;border-radius:10px;cursor:pointer;
  transition:transform .16s,box-shadow .16s;
  box-shadow:0 10px 26px rgba(168,85,201,.3)}
.sy-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(61,191,224,.36)}
.sy-btn-dark{background:var(--ink);color:#fff}
.sy-btn-dark:hover{background:#000;color:#fff}
.sy-btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:#fff;border:1px solid var(--line);color:#151319;
  font-weight:600;font-size:.88rem;padding:15px 28px;border-radius:10px;transition:.16s}
.sy-btn-ghost:hover{border-color:var(--purple);color:var(--purple-dk)}
.sy-btn-full{width:100%}

/* ---------- top bar ---------- */
.sy-strip{background:var(--ink-dk);color:#8F8A9C;font-size:.74rem;text-align:center;padding:9px 16px}
.sy-strip b{background:linear-gradient(135deg,var(--purple),var(--cyan));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.sy-strip span{white-space:nowrap;margin:0 10px;display:inline-block}
@media(max-width:580px){.sy-strip{font-size:.68rem;line-height:1.55}.sy-strip span{white-space:normal;margin:0 6px}}

/* ---------- nav ---------- */
.sy-nav{position:sticky;top:0;z-index:900;background:rgba(10,10,12,.96);backdrop-filter:blur(9px)}
.sy-nav .sy-wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 22px}
.sy-logo{font-family:'Unbounded',sans-serif;font-weight:700;font-size:1.14rem;color:#fff;white-space:nowrap}
.sy-logo em{font-style:normal;background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.sy-links{display:flex;align-items:center;gap:20px;list-style:none;margin:0;padding:0}
.sy-links a{font-size:.84rem;font-weight:600;color:#C7C2D6}
.sy-links a:hover{color:#fff}
.sy-links a.sy-btn,.sy-links a.sy-btn:hover{color:#fff;opacity:1}
.sy-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;line-height:1}
@media(max-width:1020px){
  .sy-links{position:absolute;top:100%;left:0;right:0;background:var(--ink-dk);flex-direction:column;
    align-items:stretch;gap:0;border-top:1px solid rgba(255,255,255,.08);display:none;max-height:76vh;overflow:auto}
  .sy-links.open{display:flex}
  .sy-links li{border-bottom:1px solid rgba(255,255,255,.08)}
  .sy-links a{display:block;padding:15px 22px}
  .sy-links .sy-btn{margin:14px 22px;width:calc(100% - 44px)}
  .sy-toggle{display:block}
}

/* ---------- sections ---------- */
.sy-sec{padding:76px 0}
.sy-sec-paper{background:#fff}
.sy-sec-dark{background:var(--ink-dk);color:#B0ABC1}
.sy-sec-dark h2,.sy-sec-dark h3,.sy-sec-dark h4{color:#fff}
.sy-sec-dark .sy-eyebrow{color:var(--cyan)}
.sy-head{max-width:770px;margin:0 auto 44px;text-align:center}
.sy-head p{color:var(--slate)}
.sy-sec-dark .sy-head p{color:#8F8A9C}

/* ---------- HERO : Flow Path Pulse ---------- */
.sy-hero{position:relative;padding:52px 0 66px;background:radial-gradient(ellipse at 75% 20%,#1c1226 0%,var(--ink) 45%,var(--ink-dk) 100%);
  color:#fff;overflow:hidden}
.sy-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.sy-hero-copy{order:1}
.sy-hero-shot{order:2;text-align:center;position:relative}
.sy-hero h1{color:#fff}
.sy-hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.sy-lede{font-size:1.01rem;color:#B0ABC1;max-width:37em}

.sy-hero-shot .frame{position:relative;background:rgba(255,255,255,.03);border:1px solid rgba(168,85,201,.22);
  border-radius:20px;padding:34px 26px}
.sy-hero-shot img.bottle{max-width:min(210px,100%);margin:0 auto;position:relative;z-index:2;
  filter:drop-shadow(0 22px 38px rgba(0,0,0,.55))}

.sy-flow{position:absolute;inset:10px;z-index:1;pointer-events:none;opacity:.85}
.sy-flow path.track{fill:none;stroke:rgba(255,255,255,.08);stroke-width:2}
.sy-flow path.pulse{fill:none;stroke:url(#syflowgrad);stroke-width:2.4;stroke-linecap:round;
  stroke-dasharray:26 400;stroke-dashoffset:0}
.sy-flow path.pulse.on{animation:syflow 3.4s linear infinite}
.sy-flow circle.node{fill:var(--ink-dk);stroke:rgba(168,85,201,.5);stroke-width:1.4;r:3}
.sy-flow circle.node.on{animation:synode 2s ease-in-out infinite}
@keyframes syflow{to{stroke-dashoffset:-426}}
@keyframes synode{0%,100%{fill:var(--ink-dk)}50%{fill:var(--purple)}}

.sy-answer{background:rgba(255,255,255,.04);border:1px solid rgba(168,85,201,.22);border-left:4px solid var(--purple);
  border-radius:0 10px 10px 0;padding:23px 25px;margin:0 0 22px}
.sy-answer .tag{display:block;font-family:'Unbounded',sans-serif;font-size:.6rem;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin-bottom:9px}
.sy-answer p{margin:0;color:#B0ABC1}
.sy-answer p.first{color:#fff;font-weight:600;margin-bottom:.75em}

.sy-facts{display:flex;flex-wrap:wrap;gap:9px;list-style:none;margin:0 0 22px;padding:0}
.sy-facts li{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:999px;
  padding:7px 15px;font-size:.75rem;font-weight:700;color:#D6D2E3}
.sy-hero-shot .sy-facts{justify-content:center;margin:20px 0 0}
.sy-hero-shot .sy-facts li{background:rgba(168,85,201,.1);border-color:rgba(168,85,201,.28);color:#D9AFE8}

.sy-check{list-style:none;margin:0 0 24px;padding:0}
.sy-check li{position:relative;padding-left:28px;margin-bottom:11px;font-size:.94rem;font-weight:500;color:#DCD8E8}
.sy-check li::before{content:'';position:absolute;left:0;top:6px;width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,var(--purple),var(--cyan))}

.sy-hero-btns{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:20px}
.sy-hero-trust{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.76rem;font-weight:600;color:#726D82}

@media(max-width:920px){
  .sy-hero-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .sy-hero-copy{display:contents}
  .sy-hero-shot{order:1}
  .sy-hero-title{order:2}
  .sy-hero-rest{order:3}
  .sy-hero-shot img.bottle{max-width:min(155px,100%)}
  .sy-hero-shot .frame{padding:26px 20px}
}

/* ---------- grids ---------- */
.sy-grid{display:grid;gap:20px}
.sy-g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.sy-g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.sy-g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:980px){.sy-g4{grid-template-columns:repeat(2,minmax(0,1fr))}.sy-g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.sy-g4,.sy-g3,.sy-g2{grid-template-columns:minmax(0,1fr)}}

.sy-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px 22px}
.sy-card p{color:var(--slate);font-size:.92rem;margin:0}
.sy-sec-dark .sy-card{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.12)}
.sy-sec-dark .sy-card p{color:#A8A2B8}
.sy-card-badge{text-align:center}
.sy-card-badge img{max-width:min(135px,100%);margin:0 auto 14px;border-radius:6px}

.sy-idx{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:8px;
  background:var(--ink);color:#fff;font-family:'Unbounded',sans-serif;font-weight:600;font-size:.85rem;margin-bottom:13px}
.sy-idx-grad{background:linear-gradient(135deg,var(--purple),var(--cyan))}

/* ---------- split ---------- */
.sy-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
@media(max-width:920px){.sy-split{grid-template-columns:minmax(0,1fr);gap:30px}}
.sy-split img{max-width:min(440px,100%);margin:0 auto;border-radius:12px}
.sy-split-copy p{color:var(--slate)}
.sy-sec-dark .sy-split-copy p{color:#A8A2B8}

/* ---------- list ---------- */
.sy-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
@media(max-width:780px){.sy-list{grid-template-columns:minmax(0,1fr)}}
.sy-list li{background:#fff;border:1px solid var(--line);border-left:3px solid var(--purple);
  border-radius:0 10px 10px 0;padding:15px 18px;font-size:.9rem;color:var(--slate)}
.sy-list li b{display:block;color:#151319;margin-bottom:3px;font-size:.95rem}

/* ---------- callouts ---------- */
.sy-callout{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px 24px;font-size:.9rem;color:var(--slate)}
.sy-callout b{color:#151319}
.sy-callout a{color:var(--purple-dk);text-decoration:underline;text-underline-offset:3px}
.sy-flag{background:#F5EDFA;border:1px solid #E0C6EF;border-radius:10px;padding:21px 23px;font-size:.88rem;color:#4A2A5C}
.sy-flag b{color:#6B3A85}
.sy-alert{background:#FBEDEC;border:1px solid #EFC2BC;border-radius:10px;padding:21px 23px;font-size:.88rem;color:#7C332D}
.sy-alert b{color:#A6231D}

/* ---------- reviews ---------- */
.sy-rev-head{display:flex;align-items:center;gap:13px;margin-bottom:11px}
.sy-rev-head img{width:50px;height:50px;border-radius:50%;object-fit:cover;flex-shrink:0}
.sy-rev-name{font-weight:700;font-size:.92rem;color:#151319}
.sy-rev-sub{font-size:.75rem;color:var(--slate)}
.sy-stars{background:linear-gradient(135deg,var(--purple),var(--cyan));-webkit-background-clip:text;
  background-clip:text;color:transparent;letter-spacing:2px;font-size:.9rem;margin-bottom:8px}
.sy-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;text-align:center;margin-top:34px}
@media(max-width:680px){.sy-board{grid-template-columns:minmax(0,1fr)}}
.sy-board b{display:block;font-family:'Unbounded',sans-serif;font-size:1.5rem;color:#151319}
.sy-board span{font-size:.75rem;font-weight:700;color:var(--slate);text-transform:uppercase;letter-spacing:.06em}

/* ---------- pricing ---------- */
.sy-plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
@media(max-width:980px){.sy-plans{grid-template-columns:minmax(0,1fr);max-width:430px;margin:0 auto}}
.sy-plan{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px 22px;text-align:center;
  display:flex;flex-direction:column;position:relative}
.sy-plan.top{border-color:var(--purple);box-shadow:0 24px 46px rgba(168,85,201,.18)}
@media(min-width:981px){.sy-plan.top{transform:translateY(-10px)}}
.sy-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:linear-gradient(135deg,var(--purple),var(--cyan));color:#fff;
  font-size:.66rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;padding:6px 16px;border-radius:999px;
  white-space:nowrap}
.sy-badge-ink{background:var(--ink)}
.sy-plan img.pk{max-width:min(140px,100%);max-height:172px;width:auto;height:172px;object-fit:contain;
  margin:8px auto 16px}
.sy-plan-ttl{font-family:'Unbounded',sans-serif;font-size:1.1rem;color:#151319}
.sy-plan-sub{font-size:.8rem;color:var(--slate);margin-bottom:14px}
.sy-plan-price{font-family:'Unbounded',sans-serif;font-size:1.9rem;color:#151319;line-height:1}
.sy-plan-price small{font-family:'Inter',sans-serif;font-size:.76rem;font-weight:600;color:var(--slate)}
.sy-plan-was{text-decoration:line-through;color:var(--slate);font-size:.84rem;margin:8px 0 2px}
.sy-plan-tot{font-weight:700;font-size:.94rem;color:#151319;margin-bottom:6px}
.sy-plan-ship{font-size:.8rem;font-weight:800;color:var(--purple-dk);margin-bottom:12px}
.sy-plan-ship.pay{color:var(--slate)}
.sy-plan ul{list-style:none;margin:0 0 18px;padding:0;text-align:left;font-size:.84rem;color:var(--slate)}
.sy-plan ul li{position:relative;padding-left:21px;margin-bottom:7px}
.sy-plan ul li::before{content:'\2713';position:absolute;left:0;color:var(--purple-dk);font-weight:800}
.sy-plan .sy-btn{margin-top:auto}
.sy-plan .cards{max-width:min(165px,100%);margin:13px auto 0;opacity:.6}

/* ---------- guarantee ---------- */
.sy-guar{display:grid;grid-template-columns:auto minmax(0,1fr);gap:40px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:36px}
@media(max-width:820px){.sy-guar{grid-template-columns:minmax(0,1fr);gap:24px;text-align:center;padding:28px 22px}}
.sy-guar img{max-width:min(175px,100%);margin:0 auto}
.sy-guar p{color:var(--slate)}

/* ---------- steps ---------- */
.sy-steps{display:grid;gap:15px}
.sy-step{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px 24px;
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:start}
.sy-step .n{width:32px;height:32px;border-radius:8px;background:rgba(168,85,201,.12);color:var(--purple-dk);
  font-family:'Unbounded',sans-serif;font-weight:600;display:flex;align-items:center;justify-content:center;font-size:.86rem}
.sy-step p{margin:0;color:var(--slate);font-size:.9rem}

/* ---------- FAQ ---------- */
.sy-faq{border-top:1px solid var(--line)}
.sy-faq-row{border-bottom:1px solid var(--line)}
.sy-faq-btn{width:100%;background:none;border:none;text-align:left;cursor:pointer;padding:20px 4px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-family:'Unbounded',sans-serif;font-weight:600;font-size:.98rem;color:#151319}
.sy-faq-btn::after{content:'+';font-family:'Inter',sans-serif;font-size:1.4rem;color:var(--purple-dk);flex-shrink:0;transition:transform .2s}
.sy-faq-row.on .sy-faq-btn::after{transform:rotate(45deg)}
.sy-faq-body{max-height:0;overflow:hidden;transition:max-height .28s ease}
.sy-faq-body p{padding:0 4px 20px;margin:0;color:var(--slate);font-size:.92rem}

/* ---------- refs ---------- */
.sy-refs{list-style:none;margin:0 0 18px;padding:0}
.sy-refs li{padding:11px 0;border-bottom:1px solid var(--line);font-size:.89rem;color:var(--slate)}
.sy-refs a{color:var(--purple-dk);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* ---------- final CTA ---------- */
.sy-final{background:linear-gradient(150deg,var(--ink-dk) 0%,#000 100%);border-radius:20px;
  padding:52px 30px;text-align:center;border:1px solid rgba(168,85,201,.2)}
.sy-final h2{color:#fff}
.sy-final p{color:#8F8A9C}
.sy-final img{max-width:min(220px,100%);margin:22px auto}
.sy-final .old{color:#8F8A9C;text-decoration:line-through}
.sy-final .new{font-family:'Unbounded',sans-serif;font-size:1.7rem;background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin:4px 0 20px}
.sy-final .sm{font-size:.82rem;color:#8F8A9C;margin:16px 0 0}

/* ---------- breadcrumb ---------- */
.sy-crumb{font-size:.79rem;color:var(--slate);padding:16px 0 0}
.sy-crumb a{color:var(--purple-dk);font-weight:600}
.sy-crumb i{font-style:normal;margin:0 7px;opacity:.5}

/* ---------- related ---------- */
.sy-rel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media(max-width:780px){.sy-rel{grid-template-columns:minmax(0,1fr)}}
.sy-rel a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:19px 20px;transition:.15s}
.sy-rel a:hover{border-color:var(--purple);transform:translateY(-2px)}
.sy-rel b{display:block;font-family:'Unbounded',sans-serif;font-size:.9rem;color:#151319;margin-bottom:5px}
.sy-rel span{font-size:.82rem;color:var(--slate)}

/* ---------- article ---------- */
.sy-article h2{margin-top:1.6em}
.sy-article h3{margin-top:1.35em}
.sy-article p{color:var(--slate)}
.sy-article a{color:var(--purple-dk);text-decoration:underline;text-underline-offset:3px}
.sy-meta{font-size:.84rem;color:var(--slate);margin-bottom:26px}
.sy-meta a{color:var(--purple-dk);font-weight:600}

/* ---------- footer ---------- */
.sy-foot{background:#000;color:#5B5866;padding:48px 0 34px;font-size:.85rem}
.sy-foot a{color:#A8A2B8}
.sy-foot a:hover{color:var(--purple)}
.sy-foot-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 25px;list-style:none;margin:0 0 20px;padding:0;font-weight:600}
.sy-foot-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 21px;list-style:none;margin:0 0 26px;padding:0;font-size:.82rem}
.sy-foot hr{border:none;border-top:1px solid rgba(255,255,255,.06);margin:22px 0}
.sy-foot p{margin:0 0 14px;line-height:1.68}
.sy-foot .cr{text-align:center;font-size:.82rem;opacity:.85;margin-top:22px}

/* ---------- sticky bar ---------- */
.sy-sticky{position:fixed;left:0;right:0;bottom:0;z-index:950;background:#000;border-top:2px solid var(--purple);
  padding:9px 15px;display:none;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -8px 24px rgba(0,0,0,.35)}
.sy-sticky .t{min-width:0;line-height:1.25;color:#fff}
.sy-sticky .t b{display:block;font-size:.88rem;background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;font-family:'Unbounded',sans-serif}
.sy-sticky .t small{color:#8F8A9C;font-size:.7rem}
.sy-sticky .sy-btn{padding:11px 18px;font-size:.84rem;flex-shrink:0}
@media(max-width:920px){.sy-sticky{display:flex}body{padding-bottom:68px}}