:root {
  --blue-deep:   #003366;
  --blue-mid:    #004f9f;
  --blue-light:  #1a6fbd;
  --blue-pale:   #dce8f5;
  --white:       #ffffff;
  --off-white:   #f7f9fc;
  --gray-light:  #e8edf4;
  --gray-mid:    #8a9bb0;
  --gray-dark:   #3a4a5c;
  --gold:        #b08d57;
  --font-display: 'Poppins', sans-serif;
  --font-body:    'Poppins', sans-serif;
  --nav-h: 72px;
  --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--gray-dark);
  background: var(--white);
  overflow-x: hidden;
}

/* ─── NAVIGATION ─────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-light);
  transition: box-shadow var(--transition);
}
nav.scrolled { box-shadow: 0 2px 24px rgba(0,51,102,0.08); }

.nav-logo {
  display: flex; align-items: center;
  text-decoration: none;
}
.nav-logo-img {
  height: 36px; width: auto;
  display: block;
  /* logo is dark — invert it when on dark backgrounds handled per-context */
}
.footer-logo-img {
  height: 32px; width: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.nav-links {
  display: flex; align-items: center; gap: 6px;
  list-style: none;
}
.nav-links a {
  font-size: 13px; font-weight: 400; letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-dark);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 2px;
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--blue-mid); background: var(--blue-pale); }
.nav-links a.active { color: var(--blue-mid); }

.nav-lang {
  display: flex; align-items: center;
  border: 1px solid var(--gray-light);
  border-radius: 3px; overflow: hidden;
}
.nav-lang button {
  background: none; border: none; cursor: pointer;
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gray-mid);
  padding: 6px 12px;
  transition: background var(--transition), color var(--transition);
}
.nav-lang button.active { background: var(--blue-deep); color: var(--white); }
.nav-lang button:not(.active):hover { background: var(--gray-light); }

.nav-right { display: flex; align-items: center; gap: 16px; }

.btn-donate-nav {
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--white);
  background: var(--blue-deep);
  border: none; cursor: pointer;
  padding: 9px 20px; border-radius: 2px;
  text-decoration: none;
  transition: background var(--transition);
}
.btn-donate-nav:hover { background: var(--blue-mid); }

/* ─── SHARED PAGE WRAPPER ─────────────────────────────────── */
.page-content { padding-top: var(--nav-h); }

/* ─── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--white); background: var(--blue-deep);
  border: none; cursor: pointer;
  padding: 14px 32px; border-radius: 2px;
  text-decoration: none; display: inline-block;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover { background: var(--blue-mid); transform: translateY(-1px); }

.btn-secondary {
  font-family: var(--font-body); font-size: 13px; font-weight: 400;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--blue-deep); background: none;
  border: 1px solid var(--blue-deep); cursor: pointer;
  padding: 13px 32px; border-radius: 2px;
  text-decoration: none; display: inline-block;
  transition: background var(--transition), color var(--transition);
}
.btn-secondary:hover { background: var(--blue-pale); }

.btn-white {
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--blue-deep); background: var(--white);
  border: none; cursor: pointer;
  padding: 14px 36px; border-radius: 2px;
  text-decoration: none; display: inline-block; white-space: nowrap;
  transition: background var(--transition);
}
.btn-white:hover { background: var(--off-white); }

.btn-sm {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--white); background: var(--blue-deep);
  border: none; cursor: pointer;
  padding: 8px 18px; border-radius: 2px;
  transition: background var(--transition);
}
.btn-sm:hover { background: var(--blue-mid); }

/* ─── SECTION SHARED ──────────────────────────────────────── */
.section { padding: 96px 80px; }
.section-alt { background: var(--off-white); }
.section-dark { background: var(--blue-deep); }

.section-header { margin-bottom: 56px; }
.section-eyebrow {
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px;
  display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before {
  content: ''; display: block;
  width: 24px; height: 1px; background: var(--gold);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 300; line-height: 1.2;
  color: var(--blue-deep);
}
.section-title em { font-style: normal; font-weight: 300; color: var(--blue-mid); }
.section-dark .section-title { color: var(--white); }
.section-dark .section-eyebrow { color: var(--gold); }
.section-dark .section-eyebrow::before { background: var(--gold); }

/* ─── FORMS ───────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gray-mid); margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--font-body); font-size: 14px;
  color: var(--gray-dark);
  background: var(--off-white);
  border: 1px solid var(--gray-light);
  border-radius: 2px; padding: 12px 16px;
  transition: border-color var(--transition), background var(--transition);
  outline: none; resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-mid); background: var(--white);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ─── PROGRESS BAR ────────────────────────────────────────── */
.progress-bar {
  height: 3px; background: var(--gray-light);
  border-radius: 2px; overflow: hidden;
}
.progress-fill {
  height: 100%; background: var(--blue-mid);
  border-radius: 2px; transition: width 1s ease;
}
.progress-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 8px;
}
.progress-pct {
  font-size: 22px; font-weight: 500;
  font-family: var(--font-display); color: var(--blue-deep);
}
.progress-label { font-size: 11px; color: var(--gray-mid); letter-spacing: 0.05em; }

/* ─── CTA STRIP ───────────────────────────────────────────── */
.cta-strip {
  background: var(--blue-mid);
  padding: 64px 80px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.cta-strip h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 300; color: var(--white); line-height: 1.3;
}
.cta-strip h2 em { font-style: italic; }

/* ─── FOOTER ──────────────────────────────────────────────── */
footer {
  background: var(--gray-dark);
  padding: 56px 80px 32px;
}
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p {
  font-size: 13px; font-weight: 300; line-height: 1.8;
  color: rgba(255,255,255,0.45); margin-top: 16px; max-width: 280px;
}
.footer-col h5 {
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: rgba(255,255,255,0.6); margin-bottom: 16px;
}
.footer-col a {
  display: block; font-size: 13px; font-weight: 300;
  color: rgba(255,255,255,0.4); text-decoration: none;
  margin-bottom: 10px; cursor: pointer;
  transition: color var(--transition);
}
.footer-col a:hover { color: rgba(255,255,255,0.8); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p {
  font-size: 12px; color: rgba(255,255,255,0.25); font-weight: 300;
}

/* ─── SCROLL REVEAL ───────────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ─── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .section, .cta-strip, footer { padding-left: 40px; padding-right: 40px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  .section, .cta-strip { padding: 48px 24px; }
  footer { padding: 48px 24px 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
}