:root {
  --color-bg: #f4f7fb;
  --color-bg-alt: #ffffff;
  --color-primary: #1769aa;
  --color-primary-soft: #e3f2fd;
  --color-text: #1f2933;
  --color-muted: #6b7280;
  --radius-lg: 14px;
  --radius-md: 10px;
  --shadow-soft: 0 12px 30px rgba(15, 23, 42, 0.08);
  --max-width: 1040px;
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  color: var(--color-text);
  background: radial-gradient(circle at top left, #e0f2fe, #f9fafb);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(248, 250, 252, 0.9);
  border-bottom: 1px solid rgba(209, 213, 219, 0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: transparent;
  box-shadow: none;
  padding: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-title {
  font-weight: 650;
  letter-spacing: 0.02em;
}

.logo-tagline {
  font-size: 0.75rem;
  color: var(--color-muted);
}

.nav {
  display: flex;
  gap: 1rem;
  font-size: 0.9rem;
}

.nav a {
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  color: var(--color-muted);
  text-decoration: none;
}

.nav a:hover {
  background: rgba(37, 99, 235, 0.07);
  color: var(--color-primary);
}

.hero {
  padding: 3.5rem 0 2.5rem;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-text h1 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin: 0 0 0.8rem;
  letter-spacing: -0.02em;
}

.hero-text p {
  margin: 0 0 1rem;
  color: var(--color-muted);
  max-width: 38rem;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  margin: 0.5rem 0 0.75rem;
  flex-wrap: wrap;
}

.hero-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  max-width: 38rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.3rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
}

.btn.primary {
  background: linear-gradient(135deg, #2563eb, #0ea5e9);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.45);
}

.btn.primary:hover {
  filter: brightness(1.03);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(148, 163, 184, 0.6);
  color: var(--color-text);
}

.btn.secondary:hover {
  background: #f3f4f6;
}

.btn.full-width {
  width: 100%;
  justify-content: center;
}

.section {
  padding: 2.5rem 0;
}

.section.alt {
  background: rgba(255, 255, 255, 0.9);
  border-top: 1px solid rgba(226, 232, 240, 0.9);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.section h2 {
  font-size: 1.6rem;
  margin: 0 0 0.75rem;
}

.section p {
  margin: 0.35rem 0;
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.2fr);
  gap: 1.75rem;
  align-items: flex-start;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 1.2rem 1.25rem;
  border: 1px solid rgba(226, 232, 240, 0.9);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.highlights ul {
  padding-left: 1.1rem;
  margin: 0.4rem 0 0;
}

.highlights li {
  margin: 0.25rem 0;
  color: var(--color-muted);
  font-size: 0.94rem;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.1rem;
  margin: 1.2rem 0;
}

.impact-item {
  background: var(--color-primary-soft);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.impact-number {
  font-weight: 700;
  font-size: 1.05rem;
}

.impact-label {
  font-size: 0.86rem;
  color: var(--color-muted);
}

.impact-note {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.donate-list {
  padding-left: 1.1rem;
  margin: 0.5rem 0 0;
}

.donate-list li {
  margin: 0.25rem 0;
  color: var(--color-muted);
}

.donate-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.small {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.75rem;
}

.contact-details {
  margin-top: 0.5rem;
}

.site-footer {
  padding: 1.8rem 0 1.6rem;
  background: #020617;
  color: rgba(248, 250, 252, 0.9);
  margin-top: 1rem;
}

.footer-inner {
  text-align: center;
  font-size: 0.85rem;
}

.footer-note {
  color: rgba(148, 163, 184, 0.9);
  margin-top: 0.35rem;
}

@media (max-width: 800px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .nav {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .two-col {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 600px) {
  .card {
    padding: 1rem 1rem;
  }

  .hero {
    padding-top: 2.5rem;
  }
}