/* Libertas AI Solutions — shared styles for inner pages
   Mirrors the landing page system: Liberty Navy, Signal Red (punctuation),
   Ink dark surfaces, Barlow Condensed + Barlow, grey page background. */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --navy:      #1B3A6B;
  --red:       #C8102E;
  --ink:       #0A1628;
  --midnight:  #0F2547;
  --steel:     #5A6783;
  --mist:      #C9D1E0;
  --paper:     #F4F5F8;
  --grey:      #EAEDF1;
  --white:     #ffffff;

  --text:           var(--ink);
  --text-secondary: var(--steel);
  --border:      rgba(27,58,107,0.14);
  --border-light:rgba(27,58,107,0.08);
  --radius: 10px;
  --max-w: 1140px;

  --display: 'Barlow Condensed', 'Arial Narrow', system-ui, sans-serif;
  --body: 'Barlow', system-ui, -apple-system, sans-serif;

  --doc-text: #37425C;
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  color: var(--text);
  background: var(--grey);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  font-size: 17px;
}
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

.grid-bg { position: relative; }
.grid-bg::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, #000 40%, transparent 100%);
}

.mark { display: block; flex: none; }

/* NAV */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}
nav .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.logo .word { display: flex; flex-direction: column; line-height: 0.92; }
.logo .word b { font-family: var(--display); font-weight: 800; font-size: 22px; letter-spacing: 0.5px; color: var(--navy); text-transform: uppercase; }
.logo .word small { font-weight: 600; font-size: 10px; letter-spacing: 3.5px; color: var(--steel); text-transform: uppercase; margin-top: 2px; }
.nav-links { display: flex; gap: 34px; align-items: center; }
.nav-links a { font-size: 15px; font-weight: 500; color: var(--text-secondary); text-decoration: none; transition: color 0.15s; white-space: nowrap; }
.nav-links a:hover { color: var(--navy); }
.nav-links a.btn-red { color: #fff; }
.nav-links a.btn-red:hover { color: #fff; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 7px;
  font-family: var(--display); font-size: 16px; font-weight: 600; letter-spacing: 0.4px;
  text-transform: uppercase; text-decoration: none; cursor: pointer;
  transition: all 0.15s; border: 1.5px solid transparent; white-space: nowrap;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--midnight); }
.btn-secondary { background: transparent; color: var(--navy); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--navy); background: var(--paper); }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: #a50d26; }
.btn-large { padding: 15px 28px; font-size: 18px; border-radius: 8px; }

.baseline { display: inline-block; width: 56px; height: 5px; border-radius: 3px; background: var(--navy); margin-top: 22px; }
.baseline.center { margin-left: auto; margin-right: auto; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--display); font-size: 15px; font-weight: 700; color: var(--navy);
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px;
}
.eyebrow::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--red); flex: none; }

/* PAGE HEADER */
.page-head { padding: 64px 0 4px; }
.page-head h1 {
  font-family: var(--display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(40px, 6vw, 72px); line-height: 0.98; letter-spacing: 0; color: var(--ink);
  max-width: 16ch;
}
.page-head .lead { font-size: 20px; color: var(--text-secondary); max-width: 660px; margin-top: 20px; line-height: 1.55; }

/* CONTENT BLOCKS */
.page-wrap { padding: 44px 0 96px; }

/* document card (Privacy / Terms) */
.doc { max-width: 880px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 52px 56px; }
.doc .meta { font-family: var(--display); font-size: 13px; color: var(--steel); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 28px; }
.doc .intro { font-size: 19px; color: var(--ink); line-height: 1.65; margin-bottom: 8px; }
.doc h2 {
  font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px;
  font-size: 25px; color: var(--navy); margin: 40px 0 12px; line-height: 1.1;
  padding-top: 28px; border-top: 1px solid var(--border-light);
}
.doc h2.first { border-top: none; padding-top: 0; margin-top: 8px; }
.doc h3 { font-family: var(--display); font-weight: 600; text-transform: uppercase; font-size: 17px; color: var(--ink); margin: 22px 0 6px; letter-spacing: 0.3px; }
.doc p { color: var(--doc-text); line-height: 1.75; margin-bottom: 14px; }
.doc ul { margin: 0 0 16px; padding-left: 0; list-style: none; }
.doc li { position: relative; padding-left: 22px; margin-bottom: 9px; color: var(--doc-text); line-height: 1.7; }
.doc li::before { content: ''; position: absolute; left: 2px; top: 11px; width: 7px; height: 7px; border-radius: 50%; background: var(--navy); }
.doc a { color: var(--navy); font-weight: 600; }
.doc strong { color: var(--ink); font-weight: 600; }
.doc .callout {
  border-left: 4px solid var(--red); background: var(--paper);
  padding: 18px 22px; border-radius: 0 10px 10px 0; margin: 18px 0 22px;
}
.doc .callout p { margin: 0; color: var(--ink); }

/* ABOUT blocks */
.blk { padding: 30px 0; }
.blk-head { max-width: 720px; }
.blk-title { font-family: var(--display); font-weight: 800; text-transform: uppercase; font-size: clamp(28px, 3.6vw, 42px); color: var(--ink); line-height: 1.0; }
.blk-lead { font-size: 19px; color: var(--text-secondary); line-height: 1.6; margin-top: 16px; }
.panel { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 40px 44px; }
.panel p { color: var(--doc-text); line-height: 1.75; font-size: 17px; margin-bottom: 14px; }
.panel p:last-child { margin-bottom: 0; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 24px; }
.pillar { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 30px 28px; transition: border-color .2s, transform .2s, box-shadow .2s; }
.pillar:hover { border-color: var(--navy); transform: translateY(-3px); box-shadow: 0 16px 40px -22px rgba(27,58,107,0.45); }
.pillar .n { font-family: var(--display); font-weight: 800; color: var(--navy); opacity: 0.22; font-size: 32px; line-height: 1; }
.pillar h3 { font-family: var(--display); font-weight: 700; text-transform: uppercase; color: var(--navy); font-size: 22px; letter-spacing: 0.3px; margin: 12px 0 8px; }
.pillar p { color: var(--doc-text); font-size: 15px; line-height: 1.6; }

.process { counter-reset: step; display: grid; gap: 0; margin-top: 8px; }
.process li { counter-increment: step; position: relative; padding: 18px 0 18px 56px; border-bottom: 1px solid var(--border-light); list-style: none; }
.process li:last-child { border-bottom: none; }
.process li::before {
  content: counter(step, decimal-leading-zero); position: absolute; left: 0; top: 16px;
  font-family: var(--display); font-weight: 800; font-size: 20px; color: var(--navy);
  width: 40px; text-align: left;
}
.process li b { font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px; color: var(--navy); font-size: 18px; display: block; margin-bottom: 2px; }
.process li span { color: var(--doc-text); font-size: 15px; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.chip { font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; font-size: 15px; color: var(--navy); background: var(--paper); border: 1px solid var(--border); border-radius: 999px; padding: 8px 16px; }

/* CTA band */
.cta { padding: 80px 0 24px; }
.cta-box { padding: 72px 40px; border-radius: 18px; background: var(--ink); color: #fff; text-align: center; overflow: hidden; }
.cta-box .tagline { font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: 3px; font-size: clamp(14px,2vw,18px); color: var(--mist); margin-bottom: 18px; position: relative; }
.cta-box .tagline .free { color: var(--red); }
.cta-box h2 { font-family: var(--display); font-size: clamp(32px, 5vw, 54px); font-weight: 800; text-transform: uppercase; letter-spacing: 0; line-height: 0.98; margin-bottom: 18px; position: relative; }
.cta-box p { font-size: 19px; color: rgba(255,255,255,0.72); max-width: 520px; margin: 0 auto 32px; position: relative; }
.cta-box .btn { position: relative; }

/* FOOTER */
footer { background: var(--ink); color: #fff; padding: 72px 0 36px; }
.footer-grid { display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 52px; }
.footer-brand .logo .word b { color: #fff; }
.footer-brand .logo .word small { color: var(--mist); }
.footer-brand p { font-size: 15px; color: rgba(255,255,255,0.62); margin-top: 16px; line-height: 1.65; max-width: 340px; }
.footer-col h4 { font-family: var(--display); font-size: 15px; font-weight: 700; margin-bottom: 16px; color: var(--mist); text-transform: uppercase; letter-spacing: 1.5px; }
.footer-col a { display: block; font-size: 15px; color: rgba(255,255,255,0.66); text-decoration: none; padding: 5px 0; transition: color 0.15s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 26px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 13px; color: rgba(255,255,255,0.5); flex-wrap: wrap; gap: 8px; }
.footer-bottom .tag-line { font-family: var(--display); text-transform: uppercase; letter-spacing: 2px; }

/* MOBILE */
@media (max-width: 980px) {
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 880px) {
  .nav-links { gap: 18px; }
  .pillars { grid-template-columns: 1fr; }
  .doc { padding: 40px 28px; }
  .panel { padding: 32px 26px; }
}
@media (max-width: 560px) {
  .blk { padding: 22px 0; }
  .cta-box { padding: 52px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}