@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@400;500;600&family=Sora:wght@400;500;600;700&display=swap');

:root {
  --bg: #f7f6f2;
  --bg-alt: #efece6;
  --ink: #1b2428;
  --muted: #5a6770;
  --accent: #2f4a5a;
  --accent-dark: #233843;
  --teal: #3a6b66;
  --card: #ffffff;
  --shadow: 0 12px 28px rgba(18, 24, 28, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --border: 1px solid rgba(27, 36, 40, 0.08);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.bg-orb {
  position: fixed;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(40px);
  z-index: -2;
  opacity: 0.35;
}

.orb-a {
  top: -120px;
  left: -80px;
  background: radial-gradient(circle at 30% 30%, #f7e7d8, transparent 60%),
              radial-gradient(circle at 70% 70%, #e7f1ee, transparent 55%);
}

.orb-b {
  bottom: -160px;
  right: -80px;
  background: radial-gradient(circle at 30% 30%, #e3ece7, transparent 60%),
              radial-gradient(circle at 70% 70%, #f4efe6, transparent 55%);
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(25, 34, 38, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(25, 34, 38, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  z-index: -3;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(247, 246, 242, 0.9);
  border-bottom: 1px solid rgba(25, 34, 38, 0.06);
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "Sora", "Segoe UI", sans-serif;
  font-weight: 700;
}

.logo {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: #ffffff;
  color: var(--ink);
  border: var(--border);
  font-weight: 700;
  letter-spacing: 1px;
}

.brand-name {
  font-size: 1.1rem;
  letter-spacing: 0.3px;
}

.nav {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav a {
  padding: 6px 0;
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--teal);
  transition: width 0.25s ease;
}

.nav a:hover::after {
  width: 100%;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  padding: 72px 0 36px;
}

.hero-content h1 {
  font-family: "Sora", "Segoe UI", sans-serif;
  font-size: clamp(2.6rem, 4.2vw, 3.6rem);
  line-height: 1.05;
  margin: 18px 0 16px;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.6;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 18px;
}

.btn {
  padding: 12px 18px;
  border-radius: 12px;
  border: var(--border);
  background: var(--card);
  box-shadow: 0 6px 12px rgba(25, 34, 38, 0.06);
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 20px rgba(25, 34, 38, 0.12);
}

.btn.primary {
  background: var(--accent);
  border-color: transparent;
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent-dark);
}

.btn.ghost {
  background: transparent;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: var(--border);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card-header {
  font-weight: 600;
  color: var(--muted);
}

.card-body {
  display: grid;
  gap: 12px;
}

.chip {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(58, 107, 102, 0.12);
  color: var(--teal);
  font-size: 0.8rem;
  font-weight: 600;
  width: fit-content;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.code-block, .code-card {
  background: #f1f2ef;
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: #2c3a40;
  border: var(--border);
  overflow-x: auto;
}

pre {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  padding: 28px 0 20px;
}

.stat {
  padding: 18px;
  border-radius: var(--radius-sm);
  background: var(--card);
  border: var(--border);
}

.stat-title {
  font-family: "Sora", "Segoe UI", sans-serif;
  font-weight: 600;
  margin-bottom: 6px;
}

.stat-desc {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.section {
  padding: 60px 0;
}

.section-header h2 {
  font-family: "Sora", "Segoe UI", sans-serif;
  font-size: clamp(2rem, 3.2vw, 2.6rem);
  margin: 0 0 8px;
}

.section-header p {
  color: var(--muted);
  max-width: 520px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.card {
  background: var(--card);
  border: var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  box-shadow: 0 12px 24px rgba(25, 34, 38, 0.08);
}

.step-num {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--accent);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.card h3 {
  margin: 0 0 8px;
  font-family: "Sora", "Segoe UI", sans-serif;
}

.card p {
  color: var(--muted);
  line-height: 1.5;
}

.donate-card {
  display: grid;
  gap: 12px;
}

.donate-meta {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 14px;
  align-items: center;
}

.qr {
  width: 160px;
  height: 160px;
  border-radius: 12px;
  border: var(--border);
  background: #fff;
  padding: 6px;
}

.donate-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.address {
  margin-top: 4px;
}

.addr {
  display: block;
  word-break: break-all;
  font-size: 0.85rem;
  line-height: 1.4;
}

.copy-btn {
  width: fit-content;
}

.copy-btn.copied {
  background: #2f7b6b;
  color: #fff;
  border-color: transparent;
}

.text-link {
  display: inline-flex;
  margin-top: 12px;
  color: var(--teal);
  font-weight: 600;
}

.faq {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.faq-item {
  padding: 18px;
  border-radius: var(--radius-sm);
  background: var(--card);
  border: var(--border);
}

.faq-item h3 {
  margin: 0 0 8px;
}

.faq-item p {
  margin: 0;
  color: var(--muted);
}

.lrc-media {
  padding: 16px;
  background: var(--card);
  border: var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  display: flex;
  justify-content: center;
}

.lrc-media img {
  width: 100%;
  max-width: 560px;
  height: auto;
  display: block;
  border-radius: 10px;
}

.lrc-layout {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(240px, 1fr);
  gap: 24px;
  align-items: start;
  margin-top: 20px;
}

.lrc-copy p {
  color: var(--muted);
  line-height: 1.6;
}

.lrc-list {
  margin: 14px 0 16px;
  padding-left: 18px;
  color: var(--muted);
}

.lrc-list li {
  margin-bottom: 8px;
}

.lrc-actions {
  display: flex;
  gap: 10px;
}

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: #eef2ef;
  color: var(--ink);
  padding: 28px;
  border-radius: var(--radius);
  border: var(--border);
}

.cta-card p {
  color: var(--muted);
}

.cta-card .btn {
  color: var(--ink);
}

.cta-card .btn.primary {
  color: #ffffff;
}

.site-footer {
  padding: 40px 0 60px;
  border-top: 1px solid rgba(25, 34, 38, 0.08);
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links {
  display: flex;
  gap: 18px;
  color: var(--muted);
}

.muted {
  color: var(--muted);
  margin-top: 8px;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 800px) {
  .nav {
    display: none;
  }

  .hero {
    padding-top: 48px;
  }

  .cta-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .donate-meta {
    grid-template-columns: 1fr;
  }

  .qr {
    width: 140px;
    height: 140px;
  }

  .lrc-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-card {
    order: 2;
  }
}