/* aisysit.com — design tokens from AISysIT Brand Guide (handoff 2026-07-03) */

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(/fonts/ibm-plex-sans-var-latin.woff2) format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/fonts/ibm-plex-mono-400-latin.woff2) format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(/fonts/ibm-plex-mono-500-latin.woff2) format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/fonts/ibm-plex-mono-600-latin.woff2) format("woff2");
}

:root {
  --ink: #15181C;
  --paper: #FBFAF7;
  --accent: #1E6FD6;
  --accent-on-dark: #5C9AE8;
  --slate: #3A4048;
  --muted: #8C929C;
  --muted-on-dark: #9AA0AA;
  --amber: #E0892D;
  --card-tint: #F2F0EA;
  --line: #E3E0D8;
  --line-soft: #EFEDE6;
  --line-mid: #D6D2C8;
  --line-dark: #2A2E35;
  --maxw: 1180px;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-left: 32px; padding-right: 32px; }

/* ---------- shared ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow-dash { display: flex; align-items: center; gap: 10px; }
.eyebrow-dash::before { content: ""; width: 30px; height: 1.5px; background: var(--accent); display: inline-block; }
.eyebrow-on-dark { color: var(--accent-on-dark); }

h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-top: 16px;
  max-width: 680px;
  line-height: 1.05;
  text-wrap: balance;
}
.h2-sm { font-size: clamp(28px, 4.5vw, 40px); }

.btn {
  display: inline-block;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 600;
  padding: 15px 26px;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-outline { border: 1px solid var(--line-mid); color: var(--ink); }
.btn-outline-dark { border: 1px solid var(--slate); color: var(--paper); }
.btn-ink { background: var(--ink); color: var(--paper); font-weight: 500; }
.btn-lg { padding: 16px 30px; }
.btn-nav { padding: 10px 18px; font-size: 15px; }
.btn-mono { font-family: var(--mono); font-size: 13px; font-weight: 500; padding: 10px 16px; white-space: nowrap; }

.cta-row { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.cta-row.center { justify-content: center; }

.dark { background: var(--ink); color: var(--paper); }
.section-pad { padding-top: 88px; padding-bottom: 88px; }
.notes-pad { padding-bottom: 88px; }

/* ---------- nav ---------- */
.site-nav { padding-top: 24px; padding-bottom: 24px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; }
.wordmark { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; font-family: var(--mono); }
.site-nav nav { display: flex; align-items: center; gap: 32px; font-size: 15px; font-weight: 500; color: var(--slate); }
.nav-links { display: flex; gap: 28px; }

/* ---------- hero ---------- */
.hero { padding-top: 64px; padding-bottom: 88px; }
.hero h1 {
  font-size: clamp(42px, 7.5vw, 72px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.98;
  margin-top: 24px;
  max-width: 900px;
  text-wrap: balance;
}
.lede { font-size: 21px; line-height: 1.55; color: var(--slate); max-width: 640px; margin-top: 28px; text-wrap: pretty; }
.stats { display: flex; gap: 40px; margin-top: 56px; font-family: var(--mono); font-size: 13px; color: var(--muted); flex-wrap: wrap; }
.stats span { color: var(--ink); font-size: 22px; font-weight: 600; font-family: var(--sans); display: block; }

/* ---------- how it works ---------- */
.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: 6px;
  overflow: hidden;
  margin-top: 48px;
}
.how-step { background: var(--ink); padding: 32px 28px; }
.step-num { font-family: var(--mono); font-size: 13px; color: var(--accent-on-dark); }
.step-name { font-size: 20px; font-weight: 600; margin-top: 18px; }
.how-step p { font-size: 15px; line-height: 1.6; color: var(--muted-on-dark); margin-top: 10px; }

/* ---------- services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.service-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 36px;
  background: #fff;
  display: flex;
  flex-direction: column;
}
.service-card.featured { border: 1.5px solid var(--accent); position: relative; }
.badge {
  position: absolute;
  top: -11px;
  left: 36px;
  background: var(--accent);
  color: #fff;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 3px;
}
.card-label { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.card-label.accent { color: var(--accent); }
.service-card h3 { font-size: 24px; font-weight: 600; margin-top: 14px; letter-spacing: -0.02em; }
.card-body { font-size: 15px; line-height: 1.6; color: var(--slate); margin: 14px 0 24px; flex: 1; }
.card-price { font-family: var(--mono); font-size: 13px; color: var(--ink); border-top: 1px solid var(--line-soft); padding-top: 16px; }

/* ---------- field notes ---------- */
.notes-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 12px; }
.notes-intro { font-size: 16px; line-height: 1.6; color: var(--slate); max-width: 640px; margin-top: 16px; }
.notes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 36px; }
.note-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 28px;
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.note-card:hover .note-title { color: var(--accent); }
.note-date { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.note-title { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.3; color: var(--ink); }
.note-desc { font-size: 14px; line-height: 1.55; color: var(--slate); }

/* ---------- who it's for ---------- */
.who-panel {
  background: var(--card-tint);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.h2-who { font-size: clamp(28px, 4vw, 38px); line-height: 1.1; }
.who-body { font-size: 17px; line-height: 1.6; color: var(--slate); margin-top: 20px; text-wrap: pretty; }
.who-list { display: flex; flex-direction: column; gap: 14px; }
.who-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 18px 20px;
  font-size: 16px;
  line-height: 1.45;
}
.who-item .arrow { color: var(--accent); font-weight: 700; font-size: 18px; line-height: 1.3; }

/* ---------- contact ---------- */
.contact-pad { padding-top: 96px; padding-bottom: 96px; text-align: center; }
.contact-mark { margin: 0 auto; display: block; }
.contact-h2 { font-size: clamp(36px, 6vw, 56px); letter-spacing: -0.03em; margin: 28px auto 0; line-height: 1.0; max-width: none; }
.contact-body { font-size: 19px; color: var(--muted-on-dark); margin: 20px auto 0; max-width: 480px; line-height: 1.55; }

/* ---------- footer ---------- */
.site-foot {
  padding-top: 32px;
  padding-bottom: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.03em;
}
.foot-brand { display: flex; align-items: center; gap: 8px; }
.foot-links { display: flex; gap: 20px; align-items: center; }
.foot-links a { color: var(--muted); }
.foot-links a:hover { color: var(--ink); text-decoration: underline; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .how-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid, .notes-grid { grid-template-columns: 1fr; }
  .who-panel { grid-template-columns: 1fr; padding: 36px; gap: 36px; }
}
@media (max-width: 720px) {
  .wrap { padding-left: 20px; padding-right: 20px; }
  .nav-links { display: none; }
  .hero { padding-top: 40px; padding-bottom: 64px; }
  .section-pad { padding-top: 64px; padding-bottom: 64px; }
  .notes-pad { padding-bottom: 64px; }
  .contact-pad { padding-top: 72px; padding-bottom: 72px; }
  .lede { font-size: 18px; }
  .stats { gap: 24px; }
}
@media (max-width: 560px) {
  .how-grid { grid-template-columns: 1fr; }
}