/* ============================================================
   EGProgress Academy - Base Styles
   Brand: EGP Navy #1B2A4A / Royal #2B5BA8 / Red #C01840
   Typography: Barlow Condensed (display) / Barlow (body)
   ============================================================ */

:root {
  --navy:   #1B2A4A;
  --royal:  #2B5BA8;
  --red:    #C01840;
  --white:  #FFFFFF;
  --off-white: #F5F5F5;
  --mid-grey: #8A8A8A;
  --light-grey: #E8E8E8;

  /* Tier colours - immutable across all PPA instances */
  --tier-primer:       #F8D800;
  --tier-improver:     #F8A000;
  --tier-intermediate: #F07800;
  --tier-advanced:     #28A828;
  --tier-progression:  #2B5BA8;
  --tier-pursuit:      #A0005A;

  --tier-primer-text:       #7A6400;
  --tier-improver-text:     #7A4E00;
  --tier-intermediate-text: #7A3C00;
  --tier-advanced-text:     #0F400F;
  --tier-progression-text:  #FFFFFF;
  --tier-pursuit-text:      #FFFFFF;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow: 0 2px 12px rgba(27,42,74,0.10);
  --shadow-lg: 0 8px 32px rgba(27,42,74,0.16);

  --max-width: 1100px;
  --header-height: 64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  color: var(--navy);
  background: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.5px;
  text-transform: uppercase;
  line-height: 1.1;
}

/* ---- Tier bar ---- */
.tier-bar {
  display: flex;
  height: 6px;
  width: 100%;
  border-radius: 0;
  overflow: hidden;
}
.tier-bar::before {
  content: '';
  display: flex;
  width: 100%;
  background: linear-gradient(to right,
    var(--tier-primer)       0%   16.66%,
    var(--tier-improver)     16.66% 33.33%,
    var(--tier-intermediate) 33.33% 50%,
    var(--tier-advanced)     50%   66.66%,
    var(--tier-progression)  66.66% 83.33%,
    var(--tier-pursuit)      83.33% 100%
  );
}
/* Pill ends on tier bar */
.site-header .tier-bar { border-radius: 0; }
.tier-bar-hero {
  height: 14px;
  border-radius: 7px;
  margin: 24px auto;
  max-width: 480px;
}
.tier-bar-hero::before { border-radius: 7px; }

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.site-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.5px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
}
.logo-egp { color: var(--white); }
.logo-progress { color: var(--royal); }
.logo-academy { color: var(--mid-grey); font-weight: 700; font-size: 1.1rem; }

.site-nav { display: flex; gap: 28px; align-items: center; }
.site-nav a {
  color: rgba(255,255,255,0.75);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--white); }

/* ---- Footer ---- */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-inner a { color: rgba(255,255,255,0.5); }
.footer-inner a:hover { color: var(--white); }

/* ---- Page container ---- */
.page { max-width: var(--max-width); margin: 0 auto; padding: 48px 24px; }
.page-narrow { max-width: 680px; }

/* ---- Utility ---- */
.text-centre { text-align: center; }
.mt-sm { margin-top: 12px; }
.mt-md { margin-top: 24px; }
.mt-lg { margin-top: 48px; }
.mb-sm { margin-bottom: 12px; }
.mb-md { margin-bottom: 24px; }