@font-face { font-family: "Archivo"; src: url("../fonts/Archivo-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Archivo"; src: url("../fonts/Archivo-SemiBold.ttf") format("truetype"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Archivo"; src: url("../fonts/Archivo-ExtraBold.ttf") format("truetype"); font-weight: 800; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../fonts/JetBrainsMono-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../fonts/JetBrainsMono-Medium.ttf") format("truetype"); font-weight: 500; font-display: swap; }

:root {
  --navy: #1B2A44;
  --navy-dark: #0B1424;
  --graphite: #2B2F36;
  --vellum: #F5F6F8;
  --steel: #6F8BB0;
  --steel-light: #9FB4CF;
  --ink: #141B26;
  --ink-body: #3A4556;
  --rule: #DDE1E6;
  --white: #FFFFFF;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: "Archivo", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--navy-dark); }
.mono { font-family: "JetBrains Mono", Consolas, monospace; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header { border-bottom: 1px solid var(--rule); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; gap: 20px; flex-wrap: wrap; }
.brand { display: flex; align-items: flex-end; gap: 10px; text-decoration: none; border-bottom: 3px solid var(--navy); padding-bottom: 4px; }
.brand img { width: 26px; height: auto; display: block; }
.brand span { font-weight: 800; font-size: 18px; color: var(--ink); letter-spacing: -0.01em; }
.brand:hover { color: inherit; }

nav.main-nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
nav.main-nav a { color: var(--ink-body); text-decoration: none; font-size: 15px; font-weight: 600; }
nav.main-nav a:hover, nav.main-nav a.active { color: var(--navy); }
.signin-btn {
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--white) !important;
  background: var(--navy);
  padding: 9px 16px;
  text-decoration: none !important;
  border: 1px solid var(--navy);
}
.signin-btn:hover { background: var(--navy-dark); border-color: var(--navy-dark); }

/* Hero */
.hero { background: var(--navy); color: var(--white); }
.hero .wrap { padding: clamp(56px, 9vw, 104px) 24px; display: flex; flex-direction: column; gap: 20px; }
.hero .eyebrow { font-family: "JetBrains Mono", monospace; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--steel-light); }
.hero h1 { margin: 0; font-weight: 800; font-size: clamp(34px, 5.5vw, 58px); line-height: 1.02; letter-spacing: -0.02em; max-width: 20ch; }
.hero p { margin: 0; font-size: 18px; line-height: 1.55; color: #C3CDDA; max-width: 60ch; }
.hero .cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.btn {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.03em;
  padding: 11px 18px;
  text-decoration: none;
  border: 1px solid var(--steel);
  color: var(--white);
}
.btn:hover { background: rgba(255,255,255,0.08); }
.btn.primary { background: var(--white); color: var(--navy); border-color: var(--white); }
.btn.primary:hover { background: #EEF0F3; }

/* Sections */
section.block { padding: clamp(48px, 7vw, 88px) 0; }
section.block.alt { background: var(--vellum); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.section-label { font-family: "JetBrains Mono", monospace; font-size: 13px; color: var(--steel); margin-bottom: 10px; display: block; }
h2 { font-weight: 800; font-size: clamp(26px, 3.6vw, 38px); line-height: 1.05; letter-spacing: -0.02em; margin: 0 0 20px; }
h3 { font-weight: 800; font-size: 19px; margin: 0 0 8px; letter-spacing: -0.01em; }
p.lead { font-size: 17px; line-height: 1.6; color: var(--ink-body); max-width: 68ch; }

.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 20px; margin-top: 28px; }
.card { border-top: 3px solid var(--navy); padding-top: 14px; }
.card p { font-size: 15px; line-height: 1.55; color: var(--ink-body); margin: 0; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--navy); text-decoration: underline; }
.service-detail { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.service-detail li { font-size: 16px; line-height: 1.55; color: var(--ink-body); }
.back-link { display: inline-block; margin-top: 24px; font-size: 15px; }

.tqc-prompt { font-size: 17px; line-height: 1.6; color: var(--ink-body); max-width: 68ch; margin-top: 28px; }
.tqc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 24px; margin-top: 24px; }
.tqc-grid figure { margin: 0; border-top: 3px solid var(--navy); padding-top: 14px; }
.tqc-grid img { width: 100%; height: auto; display: block; }
.tqc-grid figcaption { font-size: 14px; line-height: 1.5; color: var(--ink-body); margin-top: 10px; }
.tqc-grid figcaption strong { color: var(--ink); }

.tagline-band { background: var(--graphite); color: var(--white); }
.tagline-band .wrap { padding: 40px 24px; }
.tagline-band span { font-weight: 800; font-size: clamp(20px, 3vw, 28px); letter-spacing: -0.01em; }

/* Footer */
.site-footer { border-top: 1px solid var(--rule); background: var(--vellum); }
.site-footer .wrap { padding: 32px 24px; display: flex; flex-direction: column; gap: 10px; }
.footer-top { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-credentials { font-family: "JetBrains Mono", monospace; font-size: 12px; color: var(--ink-body); }
.footer-copy { font-size: 13px; color: var(--ink-body); }
.footer-links { font-size: 13px; }
.footer-links a { color: var(--ink-body); }
.footer-legal { font-size: 11px; color: var(--ink-body); line-height: 1.6; }
.nowrap { white-space: nowrap; }

/* Contact */
.contact-box { border: 1px solid var(--rule); padding: 28px; max-width: 480px; margin-top: 24px; }
.contact-box .mono { font-size: 15px; }
.contact-box dt { font-family: "JetBrains Mono", monospace; font-size: 12px; color: var(--steel); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 16px; }
.contact-box dt:first-child { margin-top: 0; }
.contact-box dd { margin: 4px 0 0; font-size: 16px; }