/* ============================================================
   The Credentialer - shared site stylesheet
   Design tokens + nav + footer + section scaffolding + page
   components, factored out of index.html so every marketing
   page shares one source of truth.
   ============================================================ */

:root{
  --ink:#0E1B2A;
  --ink-soft:#1A2C3F;
  --paper:#F7F8F6;
  --paper-2:#EEF1EE;
  --slate:#43505E;
  --slate-dim:#7C8893;
  --hairline:#D9DEE0;
  --verified:#2FB37C;
  --verified-deep:#1F8A5B;
  --flag:#E0A53D;
  --display:"Archivo", system-ui, sans-serif;
  --body:"Inter", system-ui, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, monospace;
  --maxw:1140px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;}
h1,h2,h3{font-family:var(--display);line-height:1.08;margin:0;letter-spacing:-0.01em;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{
  font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:0.18em;
  text-transform:uppercase;color:var(--verified-deep);
}
:focus-visible{outline:2px solid var(--verified-deep);outline-offset:3px;border-radius:3px;}

/* ---------- Buttons ---------- */
.btn{
  font-family:var(--body);font-weight:600;font-size:15px;cursor:pointer;
  border:none;border-radius:7px;padding:11px 18px;text-decoration:none;display:inline-block;
  transition:transform .12s ease, background .15s ease, border-color .15s ease;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-soft);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--hairline);}
.btn-ghost:hover{border-color:var(--slate-dim);}
.btn-text{background:transparent;color:var(--ink);padding:11px 8px;}
.btn-text:hover{color:var(--verified-deep);}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(247,248,246,.86);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--hairline);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:800;
  font-size:19px;letter-spacing:-0.02em;text-decoration:none;color:var(--ink);}
.brand .seal{width:26px;height:26px;flex:0 0 auto;}
.nav-links{display:flex;gap:30px;align-items:center;}
.nav-links a{font-size:15px;text-decoration:none;color:var(--slate);font-weight:500;}
.nav-links a:hover{color:var(--ink);}
.nav-links a[aria-current="page"]{color:var(--ink);}
.nav-actions{display:flex;align-items:center;gap:10px;}
@media(max-width:820px){.nav-links a:not(.btn){display:none;}}

/* ---------- Section scaffolding ---------- */
section{padding:78px 0;}
.section-alt{background:var(--paper-2);border-top:1px solid var(--hairline);
  border-bottom:1px solid var(--hairline);}
.section-ink{background:var(--ink);color:#fff;}
.section-ink h2{color:#fff;}
.section-ink p{color:rgba(255,255,255,.72);}
.section-head{max-width:64ch;margin-bottom:46px;}
.section-head h2{font-size:clamp(28px,3.4vw,40px);font-weight:700;margin-top:14px;}
.section-head p{color:var(--slate);font-size:18px;margin:16px 0 0;}
.section-ink .section-head p{color:rgba(255,255,255,.72);}

/* ---------- Page hero (interior pages) ---------- */
.page-hero{padding:64px 0 10px;}
.page-hero h1{font-size:clamp(34px,4.4vw,52px);font-weight:800;margin:14px 0 0;max-width:18ch;}
.page-hero h1 em{font-style:normal;color:var(--verified-deep);}
.page-hero p.lead{font-size:19px;color:var(--slate);margin:20px 0 0;max-width:60ch;}
.page-hero .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;}
.breadcrumb{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--slate-dim);margin-bottom:6px;}
.breadcrumb a{color:var(--slate-dim);text-decoration:none;}
.breadcrumb a:hover{color:var(--ink);}

/* ---------- Pillars / feature grid (shared with home) ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.pillar{border-top:2px solid var(--ink);padding-top:20px;}
.pillar .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--verified-deep);}
.pillar h3{font-size:21px;font-weight:700;margin:10px 0 6px;}
.pillar > p{color:var(--slate);font-size:15px;margin:0 0 14px;}
.pillar ul{list-style:none;padding:0;margin:0;}
.pillar li{font-size:14.5px;color:var(--ink);padding:11px 0;border-top:1px solid var(--hairline);
  display:flex;gap:10px;align-items:flex-start;line-height:1.45;}
.pillar li .ic{color:var(--verified-deep);font-weight:700;flex:0 0 auto;}
.section-ink .pillar{border-top-color:var(--verified);}
.section-ink .pillar h3{color:#fff;}
.section-ink .pillar > p{color:rgba(255,255,255,.65);}
.section-ink .pillar li{color:rgba(255,255,255,.85);border-top-color:rgba(255,255,255,.12);}
@media(max-width:820px){.pillars{grid-template-columns:1fr;gap:26px;}}

/* ---------- Feature rows (alternating deep-dive) ---------- */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;padding:46px 0;
  border-bottom:1px solid var(--hairline);}
.frow:last-child{border-bottom:none;}
.frow .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--verified-deep);}
.frow h3{font-size:clamp(22px,2.6vw,30px);font-weight:700;margin:12px 0 0;}
.frow > div > p{color:var(--slate);font-size:17px;margin:16px 0 0;}
.frow ul{list-style:none;padding:0;margin:18px 0 0;}
.frow li{font-size:15.5px;padding:10px 0;border-top:1px solid var(--hairline);display:flex;gap:11px;align-items:flex-start;}
.frow li .ic{color:var(--verified-deep);font-weight:700;flex:0 0 auto;}
.frow.flip > div:first-child{order:2;}
@media(max-width:820px){.frow{grid-template-columns:1fr;gap:26px;}.frow.flip > div:first-child{order:0;}}

/* ---------- Panel (mini product mock / detail card) ---------- */
.panel{background:var(--ink);border-radius:14px;padding:24px;color:#fff;
  box-shadow:0 24px 60px -28px rgba(14,27,42,.55);}
.panel .phead{display:flex;justify-content:space-between;align-items:baseline;
  border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:13px;margin-bottom:4px;}
.panel .ptag{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.55);}
.panel .pid{font-family:var(--mono);font-size:12px;color:rgba(255,255,255,.4);}
.prow{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.07);}
.prow:last-child{border-bottom:none;}
.prow .src{font-family:var(--mono);font-size:13px;color:rgba(255,255,255,.78);}
.prow .st{font-family:var(--mono);font-size:12.5px;font-weight:500;display:flex;align-items:center;gap:8px;}
.prow .st .dot{width:8px;height:8px;border-radius:50%;}
.st.ok{color:var(--verified);}.st.ok .dot{background:var(--verified);box-shadow:0 0 0 4px rgba(47,179,124,.18);}
.st.flag{color:var(--flag);}.st.flag .dot{background:var(--flag);box-shadow:0 0 0 4px rgba(224,165,61,.18);}
.st.dim{color:var(--slate-dim);}.st.dim .dot{background:var(--slate-dim);}

/* ---------- Prose (legal / about long-form) ---------- */
.prose{max-width:72ch;}
.prose h2{font-size:24px;font-weight:700;margin:38px 0 0;scroll-margin-top:90px;}
.prose h3{font-size:18px;font-weight:700;margin:26px 0 0;}
.prose p{color:var(--slate);margin:14px 0 0;}
.prose ul{margin:14px 0 0;padding-left:22px;color:var(--slate);}
.prose li{margin:7px 0;}
.prose a{color:var(--verified-deep);font-weight:600;}
.prose .meta{font-family:var(--mono);font-size:13px;color:var(--slate-dim);margin-top:8px;}
.callout-note{background:var(--paper-2);border:1px solid var(--hairline);border-left:3px solid var(--flag);
  border-radius:0 10px 10px 0;padding:16px 18px;margin:24px 0 0;font-size:14.5px;color:var(--slate);}

/* table of contents for legal pages */
.legal-grid{display:grid;grid-template-columns:220px 1fr;gap:48px;align-items:start;}
.toc{position:sticky;top:88px;font-size:14px;}
.toc .lbl{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--slate-dim);margin-bottom:12px;}
.toc a{display:block;color:var(--slate);text-decoration:none;padding:6px 0;border-left:2px solid var(--hairline);padding-left:12px;}
.toc a:hover{color:var(--ink);border-left-color:var(--verified-deep);}
@media(max-width:820px){.legal-grid{grid-template-columns:1fr;gap:18px;}.toc{position:static;}}

/* ---------- Pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan{background:var(--paper);border:1px solid var(--hairline);border-radius:14px;padding:28px 26px;display:flex;flex-direction:column;}
.plan.featured{border-color:var(--ink);box-shadow:0 24px 60px -34px rgba(14,27,42,.45);position:relative;}
.plan .badge{position:absolute;top:-11px;left:26px;background:var(--verified-deep);color:#fff;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;padding:4px 10px;border-radius:20px;}
.plan .pname{font-family:var(--display);font-weight:700;font-size:20px;}
.plan .pdesc{color:var(--slate);font-size:14.5px;margin:6px 0 0;min-height:42px;}
.plan .pprice{font-family:var(--display);font-weight:800;font-size:34px;margin:18px 0 2px;letter-spacing:-0.02em;}
.plan .pprice small{font-family:var(--body);font-weight:500;font-size:14px;color:var(--slate-dim);letter-spacing:0;}
.plan ul{list-style:none;padding:0;margin:20px 0 24px;flex:1;}
.plan li{font-size:14.5px;padding:9px 0;border-top:1px solid var(--hairline);display:flex;gap:10px;align-items:flex-start;}
.plan li .ic{color:var(--verified-deep);font-weight:700;flex:0 0 auto;}
.plan .btn{width:100%;text-align:center;}
@media(max-width:880px){.price-grid{grid-template-columns:1fr;}}

/* ---------- Stat band ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;}
.stat .n{font-family:var(--display);font-weight:800;font-size:34px;letter-spacing:-0.02em;}
.stat .l{color:var(--slate);font-size:14.5px;margin-top:4px;}
.section-ink .stat .l{color:rgba(255,255,255,.65);}
@media(max-width:720px){.stats{grid-template-columns:1fr 1fr;gap:24px;}}

/* ---------- FAQ ---------- */
.faq{max-width:760px;}
.faq details{border-bottom:1px solid var(--hairline);padding:4px 0;}
.faq summary{cursor:pointer;list-style:none;padding:18px 0;font-family:var(--display);font-weight:700;font-size:18px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary .chev{font-family:var(--mono);color:var(--slate-dim);font-size:14px;transition:transform .2s ease;}
.faq details[open] summary .chev{transform:rotate(45deg);}
.faq .ans{color:var(--slate);font-size:16px;padding:0 0 20px;max-width:64ch;}

/* ---------- CTA band ---------- */
.cta-band{background:var(--ink);color:#fff;border-radius:16px;padding:46px 40px;
  display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(24px,3vw,32px);font-weight:700;color:#fff;max-width:22ch;}
.cta-band p{color:rgba(255,255,255,.72);margin:10px 0 0;max-width:48ch;}
.cta-band .btn-primary{background:#fff;color:var(--ink);}
.cta-band .btn-primary:hover{background:var(--paper-2);}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.3);}

/* ---------- Form fields (contact) ---------- */
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px;color:var(--ink);}
.field label .req{color:var(--flag);}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--body);font-size:15px;color:var(--ink);
  padding:12px 13px;border:1px solid var(--hairline);border-radius:8px;background:#fff;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--verified-deep);box-shadow:0 0 0 3px rgba(47,179,124,.14);}
.field textarea{resize:vertical;min-height:108px;}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-card{background:var(--paper);border:1px solid var(--hairline);border-radius:14px;
  padding:30px;box-shadow:0 18px 50px -34px rgba(14,27,42,.4);}
.submit{width:100%;font-size:16px;padding:14px;}
.submit:disabled{opacity:.45;cursor:not-allowed;transform:none;}
.form-msg{font-family:var(--mono);font-size:13px;margin-top:14px;display:none;}
.form-msg.show{display:block;}
.form-msg.ok{color:var(--verified-deep);}
.form-msg.warn{color:#B25A1E;}
.accept{display:flex;gap:11px;align-items:flex-start;font-size:14px;margin:4px 0 20px;}
.accept input{margin-top:3px;width:17px;height:17px;flex:0 0 auto;accent-color:var(--verified-deep);}
.accept label{color:var(--slate);}
@media(max-width:520px){.row2{grid-template-columns:1fr;}}

/* ---------- Footer ---------- */
footer{background:var(--ink);color:rgba(255,255,255,.7);padding:54px 0 40px;font-size:14px;}
footer .f-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;}
footer .f-col h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.45);margin:0 0 14px;font-weight:500;}
footer .f-col a{display:block;color:rgba(255,255,255,.7);text-decoration:none;padding:6px 0;}
footer .f-col a:hover{color:#fff;}
footer .brand{color:#fff;}
footer .f-about{color:rgba(255,255,255,.6);font-size:14px;margin:14px 0 0;max-width:34ch;line-height:1.6;}
.owner{display:flex;align-items:center;gap:16px;margin-top:34px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.1);flex-wrap:wrap;}
.owner .lbl{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.45);}
.owner svg{display:block;}
.f-legal{font-size:12.5px;color:rgba(255,255,255,.4);margin-top:22px;
  border-top:1px solid rgba(255,255,255,.1);padding-top:20px;line-height:1.7;}
@media(max-width:820px){footer .f-top{grid-template-columns:1fr 1fr;gap:26px;}}
@media(max-width:520px){footer .f-top{grid-template-columns:1fr;}}

@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto;}
}