/* Neuro Shelf — shared design system
   Indigo/violet editorial review theme for the MemoMatrix memory supplement.
   Structure cloned from the expert-reviews.site funnel; palette adapted to the brand. */

:root{
  --bg:#f7f7fc;--card:#ffffff;--card2:#f1f0fb;--line:#e5e2f4;
  --text:#1b1a2e;--muted:#5b5972;--accent:#4f46e5;--accent2:#4338ca;
  --cta:#f97316;--cta2:#ea580c;
  --gold:#f5a524;--good:#1a9e5c;--bad:#d64545;--glow:rgba(79,70,229,.26);
  --cta-glow:rgba(249,115,22,.34);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--text);line-height:1.7;background:var(--bg);-webkit-font-smoothing:antialiased;}
.wrap{max-width:820px;margin:0 auto;padding:0 20px;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--accent);}

/* ---------- Header + nav ---------- */
header.site{border-bottom:1px solid var(--line);padding:18px 0;background:rgba(247,247,252,.92);backdrop-filter:blur(8px);position:sticky;top:0;z-index:50;}
header.site .navbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--text);text-decoration:none;}
.brand .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 6px 18px var(--glow);}
header.site nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
header.site nav a{color:var(--muted);font-weight:600;font-size:14px;text-decoration:none;}
header.site nav a:hover{color:var(--accent);}
header.site nav a[aria-current="page"]{color:var(--text);}
header.site nav a.nav-cta{background:linear-gradient(135deg,var(--cta),var(--cta2));color:#fff;padding:8px 16px;border-radius:30px;font-weight:800;box-shadow:0 4px 14px var(--cta-glow);white-space:nowrap;}
header.site nav a.nav-cta:hover{filter:brightness(1.06);color:#fff;}

/* ---------- Breadcrumb ---------- */
.crumb{font-size:13px;color:var(--muted);padding:18px 0 0;}
.crumb a{color:var(--muted);text-decoration:none;}
.crumb a:hover{color:var(--accent);}
.crumb span{color:var(--text);}

/* ---------- Hero ---------- */
header.hero{padding:14px 0 6px;}
.eyebrow{display:inline-block;background:rgba(79,70,229,.10);color:var(--accent2);border:1px solid rgba(79,70,229,.26);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:6px 12px;border-radius:30px;margin-bottom:14px;}
h1{font-size:34px;line-height:1.22;font-weight:800;margin-bottom:14px;letter-spacing:-.01em;color:var(--text);}
.byline{font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:8px;}
.byline strong{color:var(--text);}
.byline .verified{color:var(--good);font-weight:700;}
.byline a{color:var(--muted);text-decoration:underline;}
.byline a:hover{color:var(--accent);}

/* ---------- Rating ---------- */
.rating-row{display:flex;align-items:center;gap:10px;margin:6px 0 18px;flex-wrap:wrap;}
.stars{color:var(--gold);font-size:20px;letter-spacing:2px;}
.rating-num{font-weight:800;font-size:18px;color:var(--text);}
.rating-sub{color:var(--muted);font-size:14px;}

/* ---------- Typography ---------- */
h2{font-size:25px;font-weight:800;margin:38px 0 14px;line-height:1.3;letter-spacing:-.01em;color:var(--text);}
h3{font-size:19px;font-weight:700;margin:26px 0 10px;color:var(--text);}
p{margin-bottom:16px;font-size:17px;}
.lead{font-size:18px;color:var(--text);}
strong{color:var(--text);}
ul.plain{margin:0 0 18px 22px;}
ul.plain li{margin-bottom:8px;font-size:16.5px;}

/* ---------- TL;DR / answer box (GEO/AEO) ---------- */
.tldr{background:linear-gradient(180deg,#f2f0fd,#eae7fb);border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:14px;padding:22px 24px;margin:24px 0;}
.tldr h2{margin:0 0 10px;font-size:18px;text-transform:uppercase;letter-spacing:.05em;color:var(--accent2);}
.tldr p{font-size:16px;margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-box{text-align:center;margin:30px 0;}
.btn{display:inline-block;background:linear-gradient(135deg,var(--cta),var(--cta2));color:#fff !important;font-size:20px;font-weight:800;text-decoration:none;padding:18px 42px;border-radius:50px;box-shadow:0 10px 28px var(--cta-glow);transition:transform .15s ease,box-shadow .15s ease,filter .15s ease;border:none;cursor:pointer;letter-spacing:.01em;}
.btn:hover{filter:brightness(1.05);transform:translateY(-2px);box-shadow:0 14px 34px var(--cta-glow);}
.btn-sub{display:block;font-size:13px;color:var(--muted);margin-top:10px;font-weight:600;}

/* ---------- Product card ---------- */
.product-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;margin:24px 0;background:var(--card);box-shadow:0 12px 34px rgba(27,26,46,.10);}
.product-card .pc-img{background:radial-gradient(circle at 50% 44%,rgba(79,70,229,.14),rgba(255,255,255,0) 66%),var(--card2);text-align:center;padding:26px;}
.product-card .pc-img img{margin:0 auto;border-radius:12px;max-height:320px;width:auto;}
.product-card .pc-body{padding:22px 24px;}
.badge{display:inline-block;background:rgba(79,70,229,.12);color:var(--accent2);border:1px solid rgba(79,70,229,.3);font-weight:700;font-size:12px;padding:5px 12px;border-radius:30px;margin-bottom:10px;}
.price-line{margin:14px 0 0;display:flex;align-items:center;flex-wrap:wrap;gap:10px;}
.price-now{font-size:24px;font-weight:800;color:var(--cta2);}
.price-old{font-size:17px;color:var(--muted);text-decoration:line-through;}
.price-save{font-size:13px;font-weight:700;color:var(--good);background:rgba(26,158,92,.12);padding:4px 10px;border-radius:20px;}

/* ---------- Pros / cons ---------- */
.pc-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:22px 0;}
.pc-col{border:1px solid var(--line);border-radius:14px;padding:18px 20px;background:var(--card);}
.pc-col.pros{background:rgba(26,158,92,.06);border-color:rgba(26,158,92,.24);}
.pc-col.cons{background:rgba(79,70,229,.05);border-color:rgba(79,70,229,.22);}
.pc-col h3{margin-top:0;display:flex;align-items:center;gap:8px;}
.pc-col ul{list-style:none;}
.pc-col li{position:relative;padding-left:26px;margin-bottom:10px;font-size:15.5px;}
.pros li:before{content:"\2714";position:absolute;left:0;color:var(--good);font-weight:800;}
.cons li:before{content:"\279C";position:absolute;left:0;color:var(--accent);font-weight:800;}

/* ---------- Feature list ---------- */
.feat{list-style:none;margin:10px 0 20px;}
.feat li{position:relative;padding-left:30px;margin-bottom:14px;font-size:16.5px;}
.feat li:before{content:"\279C";position:absolute;left:0;color:var(--accent);font-weight:800;}

/* ---------- Guarantee callout ---------- */
.callout{border:1px solid rgba(245,165,36,.35);background:rgba(245,165,36,.08);border-radius:14px;padding:20px 22px;margin:24px 0;}
.callout h3{margin:0 0 8px;color:var(--cta2);}
.callout p{margin-bottom:0;font-size:16px;}

/* ---------- Score bars ---------- */
table.scores{width:100%;border-collapse:collapse;margin:16px 0 8px;font-size:15.5px;}
table.scores td{padding:11px 8px;border-bottom:1px solid var(--line);}
table.scores td:first-child{font-weight:600;}
table.scores td:last-child{text-align:right;white-space:nowrap;}
.bar{display:inline-block;height:8px;border-radius:6px;background:var(--accent);vertical-align:middle;margin-right:8px;}
.table-scroll{overflow-x:auto;}

/* ---------- Pricing table ---------- */
table.pricing{width:100%;border-collapse:collapse;margin:16px 0 6px;font-size:16px;overflow:hidden;border-radius:12px;border:1px solid var(--line);}
table.pricing th{background:linear-gradient(135deg,var(--accent2),var(--accent));color:#fff;text-align:left;padding:13px 14px;font-size:14px;}
table.pricing td{padding:13px 14px;border-bottom:1px solid var(--line);}
table.pricing tr:last-child td{border-bottom:none;}
table.pricing tr.popular{background:#f1faf4;}
table.pricing .pkg{font-weight:800;}
table.pricing .now{color:var(--good);font-weight:800;}
table.pricing .tag{display:inline-block;background:var(--cta);color:#fff;font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;margin-left:6px;vertical-align:middle;}

/* ---------- Spec grid ---------- */
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0;}
.spec-grid .s{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:12px 14px;font-size:15px;}
.spec-grid .s b{display:block;color:var(--accent2);font-size:12px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:2px;}

/* ---------- FAQ ---------- */
.faq{margin:18px 0;}
details{border:1px solid var(--line);border-radius:12px;padding:4px 18px;margin-bottom:12px;background:var(--card);}
details[open]{background:var(--card2);}
summary{font-weight:700;font-size:17px;cursor:pointer;padding:14px 0;list-style:none;position:relative;padding-right:30px;color:var(--text);}
summary::-webkit-details-marker{display:none;}
summary:after{content:"+";position:absolute;right:4px;top:11px;font-size:24px;color:var(--accent);font-weight:400;}
details[open] summary:after{content:"\2013";}
details p{padding:0 0 16px;margin:0;font-size:16px;}

/* ---------- Verdict ---------- */
.verdict{background:var(--card2);color:var(--text);border:1px solid var(--line);border-radius:16px;padding:30px 28px;margin:32px 0;}
.verdict h2{color:var(--text);margin-top:0;}
.verdict p{color:var(--muted);}
.verdict .vscore{font-size:40px;font-weight:800;color:var(--text);}
.verdict .vscore small{font-size:18px;color:var(--accent);font-weight:600;}

/* ---------- Blockquote ---------- */
blockquote{border-left:4px solid var(--accent);background:var(--card2);padding:16px 20px;border-radius:0 12px 12px 0;margin:18px 0;font-style:italic;color:var(--text);}
blockquote .q-name{display:block;font-style:normal;font-weight:700;font-size:14px;color:var(--muted);margin-top:8px;}

hr{border:none;border-top:1px solid var(--line);margin:34px 0;}

/* ---------- Article cards (home / blog listing) ---------- */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:22px 0;}
.card{border:1px solid var(--line);border-radius:14px;background:var(--card);padding:22px;display:flex;flex-direction:column;transition:border-color .15s ease,transform .15s ease;}
.card:hover{border-color:rgba(79,70,229,.4);transform:translateY(-2px);}
.card .c-tag{font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:8px;}
.card h3{margin:0 0 8px;font-size:18px;line-height:1.35;}
.card h3 a{color:var(--text);text-decoration:none;}
.card h3 a:hover{color:var(--accent);}
.card p{font-size:15px;color:var(--muted);margin-bottom:14px;flex:1;}
.card .c-more{font-size:14px;font-weight:700;color:var(--accent);text-decoration:none;}

/* ---------- In-article next-step box ---------- */
.next-step{border:1px solid rgba(79,70,229,.3);border-radius:14px;background:linear-gradient(180deg,rgba(79,70,229,.08),rgba(79,70,229,.02));padding:22px 24px;margin:28px 0;}
.next-step h3{margin:0 0 8px;color:var(--text);}
.next-step p{margin-bottom:12px;font-size:16px;}
.next-step a.ns-link{font-weight:800;color:var(--accent);text-decoration:none;font-size:16px;}
.next-step a.ns-link:hover{text-decoration:underline;}

/* ---------- Comparison table ---------- */
table.cmp{border-collapse:collapse;width:100%;min-width:560px;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden;}
table.cmp th,table.cmp td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;}
table.cmp thead th{background:linear-gradient(90deg,var(--accent2),var(--accent));color:#fff;font-size:13px;letter-spacing:.02em;text-transform:uppercase;border:0;}
table.cmp tbody tr:nth-child(odd){background:var(--card2);}
table.cmp td:first-child{font-weight:700;color:var(--text);white-space:nowrap;}
table.cmp .win{color:var(--good);font-weight:800;}

/* ---------- Footer ---------- */
footer.disc{font-size:12.5px;color:var(--muted);padding:24px 0 50px;line-height:1.6;}
.foot-links{margin-bottom:14px;font-size:13px;}
.foot-links a{color:var(--muted);}
.foot-links a:hover{color:var(--accent);}

@media(max-width:640px){
  h1{font-size:27px;}
  h2{font-size:22px;}
  .brand{font-size:17px;}
  .brand .mark{width:28px;height:28px;font-size:15px;}
  header.site nav{gap:12px;}
  header.site nav a{font-size:13px;}
  header.site nav a.nav-cta{padding:7px 13px;}
  .pc-grid{grid-template-columns:1fr;}
  .spec-grid{grid-template-columns:1fr;}
  .cards{grid-template-columns:1fr;}
  .btn{font-size:18px;padding:16px 30px;width:100%;}
  p{font-size:16px;}
}