/* MCP Services — static marketing site
   Clean, fast, mobile-first. No frameworks, no JS dependency for content. */

:root {
  --bg:        #0b0f17;
  --bg-soft:   #111726;
  --card:      #151c2c;
  --border:    #233048;
  --text:      #e8edf6;
  --muted:     #9fb0c9;
  --faint:     #6b7c98;
  --accent:    #5b9dff;
  --accent-2:  #34d399;
  --warn:      #fbbf24;
  --maxw:      980px;
  --radius:    12px;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---- header / nav ---- */
header.site {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11,15,23,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 700; font-size: 1.05rem; color: var(--text); letter-spacing: -0.01em; }
.brand .dot { color: var(--accent); }
nav.top a { color: var(--muted); margin-left: 20px; font-size: 0.92rem; }
nav.top a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 620px) { nav.top a { margin-left: 12px; font-size: 0.85rem; } .brand { font-size: 0.95rem; } }

/* ---- hero ---- */
.hero { padding: 86px 0 64px; border-bottom: 1px solid var(--border);
  background: radial-gradient(1100px 380px at 70% -10%, rgba(91,157,255,0.12), transparent 60%); }
.hero h1 { font-size: clamp(2rem, 5vw, 3.1rem); line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 18px; }
.hero h1 .hl { color: var(--accent); }
.hero p.lead { font-size: clamp(1.05rem, 2.2vw, 1.28rem); color: var(--muted); max-width: 720px; margin: 0 0 28px; }
.hero .cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* ---- buttons ---- */
.btn { display: inline-block; padding: 13px 22px; border-radius: 10px; font-weight: 600; font-size: 0.98rem; border: 1px solid transparent; cursor: pointer; }
.btn-primary { background: var(--accent); color: #06101f; }
.btn-primary:hover { background: #7eb2ff; text-decoration: none; }
.btn-ghost { border-color: var(--border); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); text-decoration: none; }

/* ---- sections ---- */
section { padding: 64px 0; border-bottom: 1px solid var(--border); }
section h2 { font-size: clamp(1.5rem, 3vw, 2rem); letter-spacing: -0.01em; margin: 0 0 10px; }
section .sub { color: var(--muted); max-width: 700px; margin: 0 0 34px; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.76rem; font-weight: 700; color: var(--accent); margin: 0 0 10px; }

/* ---- proof strip ---- */
.proof { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.proof .stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; text-align: center; }
.proof .stat .n { font-size: 1.9rem; font-weight: 800; color: var(--text); font-family: var(--mono); }
.proof .stat .l { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
@media (max-width: 620px) { .proof { grid-template-columns: 1fr; } }

/* ---- feature / value grid ---- */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; }
.card h3 { margin: 0 0 8px; font-size: 1.08rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.96rem; }
.card code { font-family: var(--mono); color: var(--accent-2); font-size: 0.86em; }

/* ---- offer / pricing ---- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 820px) { .tiers { grid-template-columns: 1fr; } }
.tier { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px 24px; display: flex; flex-direction: column; }
.tier.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.tier .name { font-weight: 700; font-size: 1.1rem; }
.tier .price { font-size: 1.7rem; font-weight: 800; font-family: var(--mono); margin: 8px 0 2px; }
.tier .price small { font-size: 0.85rem; color: var(--faint); font-weight: 500; font-family: var(--sans); }
.tier .when { color: var(--muted); font-size: 0.88rem; margin-bottom: 16px; }
.tier ul { list-style: none; padding: 0; margin: 0 0 20px; }
.tier ul li { padding: 6px 0 6px 24px; position: relative; color: var(--muted); font-size: 0.94rem; }
.tier ul li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-2); font-weight: 700; }
.tier .btn { margin-top: auto; text-align: center; }

/* ---- proposed banner ---- */
.proposed { background: rgba(251,191,36,0.08); border: 1px solid rgba(251,191,36,0.35); color: var(--warn);
  border-radius: 10px; padding: 12px 16px; font-size: 0.9rem; margin: 0 0 28px; }
.proposed strong { color: #fcd34d; }

/* ---- process steps ---- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: step; }
@media (max-width: 720px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.step .num { font-family: var(--mono); color: var(--accent); font-weight: 700; font-size: 0.85rem; }
.step h3 { margin: 6px 0 6px; font-size: 1.05rem; }
.step p { margin: 0; color: var(--muted); font-size: 0.93rem; }

/* ---- case study cards ---- */
.cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 820px) { .cases { grid-template-columns: 1fr; } }
.case { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; }
.case .tag { font-family: var(--mono); font-size: 0.78rem; color: var(--accent-2); }
.case h3 { margin: 8px 0 8px; font-size: 1.15rem; }
.case p { color: var(--muted); font-size: 0.94rem; margin: 0 0 16px; }
.case .more { margin-top: auto; font-weight: 600; font-size: 0.92rem; }

/* ---- FAQ ---- */
.faq details { border: 1px solid var(--border); border-radius: 10px; padding: 0 18px; margin-bottom: 12px; background: var(--card); }
.faq summary { cursor: pointer; padding: 16px 0; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--accent); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 0 0 16px; font-size: 0.96rem; }

/* ---- CTA band ---- */
.cta-band { text-align: center; background: radial-gradient(900px 300px at 50% 120%, rgba(91,157,255,0.14), transparent 60%); }
.cta-band h2 { margin-bottom: 14px; }
.cta-band p { color: var(--muted); max-width: 560px; margin: 0 auto 26px; }

/* ---- footer ---- */
footer.site { padding: 40px 0; color: var(--faint); font-size: 0.88rem; }
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer.site a { color: var(--muted); }

/* ---- case study article pages ---- */
article.cs { max-width: 760px; }
article.cs .back { font-size: 0.9rem; color: var(--muted); }
article.cs h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); letter-spacing: -0.02em; margin: 18px 0 6px; }
article.cs .meta { color: var(--faint); font-family: var(--mono); font-size: 0.85rem; margin-bottom: 28px; }
article.cs h2 { font-size: 1.3rem; margin: 36px 0 10px; border: 0; padding: 0; }
article.cs p, article.cs li { color: var(--muted); }
article.cs ul { padding-left: 22px; }
article.cs li { margin: 6px 0; }
article.cs .evidence { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 22px; margin: 22px 0; }
article.cs .evidence h3 { margin: 0 0 10px; font-size: 1rem; color: var(--text); }
article.cs .evidence code { font-family: var(--mono); color: var(--accent-2); font-size: 0.88em; }
article.cs .pill { display: inline-block; font-family: var(--mono); font-size: 0.78rem; color: var(--accent-2);
  border: 1px solid var(--border); border-radius: 999px; padding: 3px 12px; margin: 0 6px 6px 0; }

/* honest-callout used across pages */
.honest { border-left: 3px solid var(--accent-2); background: rgba(52,211,153,0.06); padding: 14px 18px; border-radius: 0 10px 10px 0; margin: 22px 0; }
.honest p { margin: 0; color: var(--text); font-size: 0.95rem; }