/* ═══════════════════════════════════════════════
   AIP – Africa Infrastructure Partners
   Shared Design System
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=DM+Sans:wght@300;400;500;600&family=Noto+Sans+Arabic:wght@300;400;500;600;700&display=swap');

:root {
  --navy:       #0b1628;
  --navy-mid:   #111e38;
  --navy-card:  #192341;
  --navy-light: #1f2d50;
  --gold:       #c9a84c;
  --gold-lt:    #e0c07a;
  --gold-dk:    #a8882f;
  --white:      #f8f8f5;
  --white-pure: #ffffff;
  --muted:      #8b9ab0;
  --muted-lt:   #b0bfd4;
  --border:     rgba(201,168,76,0.18);
  --border-lt:  rgba(255,255,255,0.08);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', Helvetica, Arial, sans-serif;

  --radius:  8px;
  --radius-lg: 16px;
  --max-w:   1180px;
  --nav-h:   72px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--white);
  background: var(--navy);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* ── LAYOUT ───────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 40px; }
.section    { padding: 96px 0; }
.section-sm { padding: 64px 0; }

/* white-background section */
.section-white {
  background: var(--white-pure);
  color: var(--navy);
}
.section-white .muted { color: #5a6a80; }
.section-white .section-label { color: var(--gold-dk); border-color: var(--gold-dk); }
.section-white .card { background: #f2f4f8; border-color: #e0e6ef; }
.section-white .card:hover { background: #eaecf5; }

/* ── TYPOGRAPHY ───────────────────────────────── */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 84px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.display-lg {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 60px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.display-md {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 600;
  line-height: 1.15;
}
.display-sm {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.5vw, 32px);
  font-weight: 500;
  line-height: 1.2;
}
.gold { color: var(--gold); }
.muted { color: var(--muted); }
.lead {
  font-size: 18px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--muted-lt);
  max-width: 640px;
}
.section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--border);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .lead { margin: 16px auto 0; text-align: center; }

/* ── NAVBAR ───────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(11,22,40,0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-lt);
}
.nav-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 48px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo svg { width: 32px; height: 32px; }
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
}
.nav-logo-sub {
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-top: 1px;
}
.nav-links { display: flex; align-items: center; gap: 32px; flex: 1; }
.nav-links a {
  font-size: 14px;
  font-weight: 400;
  color: var(--muted-lt);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-right { display: flex; align-items: center; gap: 16px; margin-left: auto; }
.nav-lang {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: 8px;
}
.nav-lang span { cursor: pointer; transition: color 0.2s; }
.nav-lang span:hover { color: var(--white); }

/* ── BUTTONS ──────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-gold {
  background: var(--gold);
  color: var(--navy);
}
.btn-gold:hover { background: var(--gold-lt); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-outline-gold {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
}
.btn-outline-gold:hover { background: var(--gold); color: var(--navy); }
.btn-lg { font-size: 15px; padding: 15px 32px; }

/* ── CARDS ────────────────────────────────────── */
.card {
  background: var(--navy-card);
  border: 1px solid var(--border-lt);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all 0.25s;
}
.card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.card-icon {
  width: 44px;
  height: 44px;
  background: rgba(201,168,76,0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--gold);
}
.card-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}
.card-body { font-size: 14px; color: var(--muted); line-height: 1.7; }

/* ── GRID HELPERS ─────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ── DIVIDER ──────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--border-lt);
  margin: 0;
}

/* ── STAT BLOCK ───────────────────────────────── */
.stat-number {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.stat-label { font-size: 13px; color: var(--muted); margin-top: 6px; letter-spacing: 0.04em; }

/* ── FOOTER ───────────────────────────────────── */
footer {
  background: #07101e;
  border-top: 1px solid var(--border-lt);
  padding: 72px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-desc { font-size: 14px; color: var(--muted); line-height: 1.8; margin-top: 16px; }
.footer-heading {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-heading::before { content: ''; width: 24px; height: 2px; background: var(--gold); }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: var(--muted); transition: color 0.2s; }
.footer-links a:hover { color: var(--white); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--muted); margin-bottom: 12px; }
.footer-contact-item svg { flex-shrink: 0; margin-top: 2px; color: var(--gold); }
.footer-bottom { border-top: 1px solid var(--border-lt); padding-top: 32px; display: flex; justify-content: space-between; align-items: center; }
.footer-bottom-text { font-size: 13px; color: var(--muted); }
.footer-social { display: flex; gap: 16px; }
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid var(--border-lt);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  transition: all 0.2s;
}
.footer-social a:hover { border-color: var(--gold); color: var(--gold); }

/* ── PAGE HERO ────────────────────────────────── */
.page-hero {
  padding-top: calc(var(--nav-h) + 80px);
  padding-bottom: 80px;
  text-align: center;
  background: linear-gradient(180deg, #0e1d36 0%, var(--navy) 100%);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(201,168,76,0.07) 0%, transparent 70%);
  pointer-events: none;
}

/* ── LOGO IMAGE ───────────────────────────────── */
.nav-logo-img-wrap {
  background: #fff;
  border-radius: 6px;
  padding: 3px 8px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  height: 36px;
  overflow: hidden;
}
.nav-logo-img { height: 26px; width: auto; max-height: 26px; object-fit: contain; display: block; }

/* ── LANG SWITCHER ────────────────────────────── */
.lang-switcher { display: flex; align-items: center; gap: 4px; }
.lang-btn {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 4px 8px;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
  background: none;
  font-family: var(--font-body);
}
.lang-btn:hover { color: var(--white); }
.lang-btn.active { color: var(--gold); border-color: var(--border); background: rgba(201,168,76,0.08); }

/* ── RTL SUPPORT ──────────────────────────────── */
:lang(ar), .rtl { font-family: 'Noto Sans Arabic', var(--font-body); }
[dir="rtl"] .nav-inner { flex-direction: row-reverse; }
[dir="rtl"] .nav-links { flex-direction: row-reverse; }
[dir="rtl"] .nav-right { margin-left: 0; margin-right: auto; }
[dir="rtl"] .hero-eyebrow::before { display: none; }
[dir="rtl"] .footer-heading::before { display: none; }
[dir="rtl"] .section-label { letter-spacing: 0.04em; }
[dir="rtl"] .hiw-arrow svg { transform: scaleX(-1); }
[dir="rtl"] .footer-grid { direction: rtl; }
[dir="rtl"] .card { text-align: right; }
[dir="rtl"] .card-icon { margin-left: auto; margin-right: 0; }
[dir="rtl"] .hiw-item::before { margin-right: 0; margin-left: 0; }
[dir="rtl"] .footer-contact-item { flex-direction: row-reverse; text-align: right; }
[dir="rtl"] .footer-links { text-align: right; }
[dir="rtl"] .stat-item { direction: rtl; }
[dir="rtl"] .display-xl, [dir="rtl"] .display-lg, [dir="rtl"] .display-md { letter-spacing: 0; }

/* ── RESPONSIVE ───────────────────────────────── */
@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .container { padding: 0 24px; }
  .section { padding: 64px 0; }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}