/* Mailbot ID docs — NexusCore design system (shared, static for SEO/GEO).
   Tokens match public/index.html and public/dashboard. */
:root{
  --bg:#05020A; --panel:rgba(255,255,255,.04); --panel-2:rgba(255,255,255,.025);
  --ink:#FFFFFF; --muted:#A6A1B4; --faint:#6E6880;
  --line:rgba(255,255,255,.10); --line-soft:rgba(255,255,255,.06);
  --accent:#EC4899; --accent-ink:#F472B6; --accent-soft:rgba(236,72,153,.12);
  --secondary:#A855F7; --tertiary:#6366F1;
  --code:#0B0612; --code-ink:#D6D2E2; --code-accent:#F9A8D4;
  --ok:#34D399; --warn:#FBBF24; --bad:#FB7185;
  --shell:linear-gradient(135deg,var(--accent),var(--secondary) 52%,var(--tertiary));
  --radius:18px; --pill:9999px; --maxw:1120px; --ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--ink);
  line-height:1.65;-webkit-font-smoothing:antialiased;position:relative;overflow-x:hidden}
a{color:var(--accent-ink);text-decoration:none}
a:hover{color:var(--ink)}
.mono{font-family:'JetBrains Mono',monospace}
h1,h2,h3,.brand,.display{font-family:'Plus Jakarta Sans',Inter,sans-serif;letter-spacing:-.02em}

/* background field (static, lightweight, decorative) */
.field-fallback{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(120% 90% at 50% -10%,rgba(168,85,247,.16),transparent 60%),
    radial-gradient(90% 80% at 85% 110%,rgba(99,102,241,.13),transparent 55%),
    radial-gradient(80% 70% at 12% 95%,rgba(236,72,153,.10),transparent 55%)}
.field-fallback::after{content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1.4px);background-size:24px 24px;
  -webkit-mask-image:radial-gradient(120% 100% at 50% 30%,#000 30%,transparent 78%);
  mask-image:radial-gradient(120% 100% at 50% 30%,#000 30%,transparent 78%);opacity:.45}
nav,header,main,footer{position:relative;z-index:1}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* nav */
nav{position:sticky;top:0;z-index:20;background:rgba(5,2,10,.6);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px}
.dot{width:11px;height:11px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.nav-links{display:flex;align-items:center;gap:8px 24px;font-size:14px;color:var(--muted);font-weight:500;flex-wrap:wrap}
.nav-links a{color:var(--muted)}
.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--ink)}
.nav-menu{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--ink);cursor:pointer}
.nav-menu-bars{display:grid;gap:5px;width:18px}
.nav-menu-bars span{display:block;height:2px;border-radius:999px;background:currentColor}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:14px;
  border-radius:var(--pill);padding:10px 18px;cursor:pointer;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--ink);transition:filter .15s var(--ease),border-color .15s var(--ease),background .15s var(--ease)}
.btn-primary{background:var(--shell);color:#fff;border-color:transparent;font-weight:800}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost:hover{border-color:rgba(255,255,255,.26);background:rgba(255,255,255,.05)}
.nav-links a.btn{color:var(--ink)}
.nav-links a.btn-primary{color:#fff}

/* layout: optional sidebar + content */
.docs-shell{display:grid;grid-template-columns:240px 1fr;gap:48px;padding:40px 0 80px;align-items:start}
.side{position:sticky;top:88px;font-size:14px}
.side h4{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--faint);margin:22px 0 10px;font-weight:700}
.side h4:first-child{margin-top:0}
.side a{display:block;color:var(--muted);padding:5px 0;font-weight:500}
.side a:hover,.side a[aria-current=page]{color:var(--ink)}
.content{min-width:0;max-width:760px}

/* hero / answer-first */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--accent-ink);
  background:var(--accent-soft);border:1px solid rgba(236,72,153,.32);padding:6px 12px;border-radius:999px;margin-bottom:20px}
.kicker{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink)}
h1{font-size:clamp(30px,4.6vw,46px);line-height:1.08;font-weight:800;margin-bottom:8px}
h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin:48px 0 14px;line-height:1.15;scroll-margin-top:84px}
h3{font-size:18px;font-weight:700;margin:28px 0 10px;scroll-margin-top:84px}
p{color:var(--muted);margin:12px 0;font-size:16px}
.content p strong,.content li strong{color:var(--ink);font-weight:600}
.lede{font-size:clamp(17px,2vw,20px);color:var(--muted);margin:18px 0 8px;max-width:60ch}
.answer{border:1px solid rgba(236,72,153,.28);background:linear-gradient(165deg,rgba(236,72,153,.10),rgba(99,102,241,.06));
  border-radius:14px;padding:20px 22px;margin:24px 0 8px}
.answer p{color:var(--ink);margin:0;font-size:16px;line-height:1.6}
.answer p+p{margin-top:10px;color:var(--muted)}
.action-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:22px 0 10px}
.action-row .text-link{font-weight:700;color:var(--accent-ink)}
.action-row .text-link:hover{color:var(--ink)}
.product-cta{border:1px solid rgba(236,72,153,.34);background:linear-gradient(165deg,rgba(236,72,153,.14),rgba(99,102,241,.08));
  border-radius:14px;padding:22px;margin:34px 0 8px}
.product-cta h2,.product-cta h3{margin:0 0 8px;font-size:22px}
.product-cta p{margin:0;color:var(--muted);font-size:15px}
.product-cta .cta-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.product-cta .btn-primary{box-shadow:0 16px 36px -20px rgba(236,72,153,.95)}

ul,ol{color:var(--muted);margin:12px 0;padding-left:22px;font-size:16px}
li{margin:7px 0}
hr{border:none;border-top:1px solid var(--line);margin:40px 0}

/* code */
code{font-family:'JetBrains Mono',monospace;font-size:.88em;background:rgba(255,255,255,.06);
  border:1px solid var(--line-soft);border-radius:6px;padding:.12em .4em;color:var(--code-accent)}
.codeblock{background:var(--code);border:1px solid rgba(255,255,255,.10);border-radius:14px;overflow:hidden;margin:16px 0;
  box-shadow:0 18px 50px -34px rgba(168,85,247,.45)}
.codeblock .cb-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 14px;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.02)}
.cb-lang{font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}
.cb-copy{font-size:12px;font-weight:700;color:var(--muted);background:transparent;border:1px solid var(--line);
  border-radius:7px;padding:4px 10px;cursor:pointer;font-family:inherit}
.cb-copy:hover{color:var(--ink);border-color:rgba(255,255,255,.26)}
.codeblock pre{margin:0;padding:16px;overflow-x:auto}
.codeblock code{background:none;border:none;padding:0;color:var(--code-ink);font-size:13px;line-height:1.7;display:block}

/* tables */
.tbl-wrap{overflow-x:auto;margin:16px 0}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--faint);font-weight:700}
td code{font-size:12.5px}
tr:last-child td{border-bottom:none}

/* cards grid (docs home, use-case index) */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:24px 0}
.card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;
  backdrop-filter:blur(10px);transition:border-color .15s var(--ease),transform .15s var(--ease)}
.card:hover{border-color:rgba(236,72,153,.34);transform:translateY(-2px)}
.card h3{margin:0 0 4px;font-size:16px;color:var(--ink)}
.card p{margin:0;font-size:14px}
.card .pill{margin-bottom:10px}
.pill{display:inline-flex;align-items:center;border:1px solid rgba(236,72,153,.3);background:var(--accent-soft);
  color:var(--accent-ink);border-radius:999px;padding:3px 9px;font-size:11px;font-weight:700}

/* callouts */
.note{border-left:3px solid var(--tertiary);background:var(--panel-2);border-radius:0 10px 10px 0;
  padding:12px 16px;margin:16px 0;font-size:14.5px;color:var(--muted)}
.note.warn{border-left-color:var(--warn)}
.note.ok{border-left-color:var(--ok)}
.note strong{color:var(--ink)}

/* newsletter */
.newsletter-box{border:1px solid rgba(236,72,153,.28);background:linear-gradient(165deg,rgba(236,72,153,.10),rgba(99,102,241,.07));
  border-radius:14px;padding:22px;margin:36px 0 8px}
.newsletter-box h2,.newsletter-box h3{margin:0 0 8px;font-size:22px}
.newsletter-box p{margin:0;color:var(--muted);font-size:15px}
.newsletter-form{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,180px) auto;gap:10px;margin-top:16px}
.newsletter-form input{min-width:0;background:#0a0612;border:1px solid var(--line);border-radius:10px;color:var(--ink);
  padding:12px 13px;font:inherit;font-size:14px;outline:none}
.newsletter-form input:focus{border-color:var(--accent)}
.newsletter-form input::placeholder{color:var(--faint)}
.newsletter-form .btn{border-radius:10px;white-space:nowrap}
.newsletter-form .btn-secondary{background:rgba(255,255,255,.035);border-color:var(--line);color:var(--muted);font-weight:700}
.newsletter-form .btn-secondary:hover{color:var(--ink);border-color:rgba(255,255,255,.24);background:rgba(255,255,255,.06)}
.newsletter-consent{display:block;margin-top:10px;color:var(--faint);font-size:12.5px;line-height:1.5}
.newsletter-status{min-height:20px;margin-top:10px;font-size:13px;font-weight:700;color:var(--muted)}
.newsletter-status[data-state=ok]{color:var(--ok)}
.newsletter-status[data-state=error]{color:var(--bad)}

/* badges */
.verb{font-size:11px;font-weight:800;letter-spacing:.06em;padding:3px 8px;border-radius:var(--pill);
  display:inline-block;min-width:48px;text-align:center}
.verb.get{color:var(--tertiary);background:rgba(99,102,241,.14);border:1px solid rgba(99,102,241,.34)}
.verb.post{color:var(--accent);background:rgba(236,72,153,.12);border:1px solid rgba(236,72,153,.32)}

/* breadcrumb */
.crumb{font-size:13px;color:var(--faint);margin-bottom:18px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink)}

/* prev/next */
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:48px;flex-wrap:wrap}
.pager a{flex:1;min-width:200px;border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:var(--panel-2)}
.pager a:hover{border-color:rgba(236,72,153,.34)}
.pager .dir{font-size:12px;color:var(--faint);font-weight:700}
.pager .ttl{color:var(--ink);font-weight:700;font-size:15px;margin-top:2px}

footer{padding:40px 0;border-top:1px solid var(--line);margin-top:40px;color:var(--faint);font-size:13px}
.foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}
.foot a{color:var(--muted)}

a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition-duration:.01ms!important}}
@media(max-width:920px){
  .nav-in{height:auto;min-height:64px;padding-top:10px;padding-bottom:10px}
  .nav-menu{display:inline-flex;margin-left:auto}
  .nav-links{display:none;width:100%;align-items:stretch;gap:8px;padding:8px 0 6px}
  nav.nav-open .nav-links{display:flex;flex-direction:column}
  .nav-links a{display:flex;min-height:44px;align-items:center;border-radius:12px;padding:10px 12px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.07)}
  .nav-links a.btn{justify-content:center}
  .docs-shell{grid-template-columns:1fr;gap:0}
  .side{position:static;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:24px;
    display:flex;flex-wrap:wrap;gap:6px 18px}
  .side h4{width:100%;margin:10px 0 2px}
  .cards{grid-template-columns:1fr}
  .newsletter-form{grid-template-columns:1fr}
}
@media(max-width:520px){.wrap{padding:0 18px}}