:root {
  --bg: #ffffff;
  --surface: #f7f7f8;
  --surface-2: #f1f3f5;
  --text: #111111;
  --muted: #58606b;
  --line: #d9dde3;
  --accent: #111111;
  --accent-2: #ffffff;
  --shadow: 0 8px 30px rgba(17, 17, 17, 0.06);
  --radius: 16px;
  --radius-sm: 12px;
  --max: 820px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

.wrap {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.site-head {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.site-head-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 64px;
}

.brand {
  font-size: 0.96rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.head-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.92rem;
  color: var(--muted);
}

.head-links a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.head-links a:hover,
.head-links a:focus-visible {
  border-color: currentColor;
}

main {
  padding: 28px 0 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
}

.hero {
  padding: 26px 0 8px;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
}

.lead {
  font-size: 1.08rem;
  color: var(--text);
  margin: 0 0 18px;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 18px;
}

.meta-row a {
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.hero-actions,
.button-row,
.nw-donate-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.14s ease, box-shadow 0.14s ease, background 0.14s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-2);
}

.btn-secondary {
  background: #fff;
  color: var(--text);
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}

.card h2,
.card h3,
section h2 {
  margin-top: 0;
}

.quick-card-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 8px;
  font-weight: 700;
}

.quick-card strong {
  display: block;
  line-height: 1.4;
  margin-bottom: 4px;
}

.quick-nav {
  margin: 24px 0 30px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.quick-nav strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.quick-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  font-size: 0.95rem;
}

.quick-nav-links a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

section {
  margin: 36px 0;
  scroll-margin-top: 92px;
}

h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

h3 {
  font-size: 1.05rem;
  line-height: 1.35;
  margin: 20px 0 10px;
}

p {
  margin: 0 0 14px;
}

ul,
ol {
  margin: 10px 0 16px 1.1rem;
  padding: 0;
}

li + li {
  margin-top: 8px;
}

.flow-list,
.faq-list {
  display: grid;
  gap: 12px;
}

.flow-step,
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.flow-step strong {
  display: block;
  margin-bottom: 6px;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.93em;
  background: rgba(17, 17, 17, 0.06);
  padding: 0.14em 0.38em;
  border-radius: 8px;
}

.nw-donate {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff 0%, #f8f8f9 100%);
  box-shadow: var(--shadow);
  padding: 18px;
  margin: 28px 0;
}

.nw-donate h2,
.nw-donate h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

.nw-donate p {
  color: var(--muted);
  margin-bottom: 14px;
}

.nw-donate-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--text);
  background: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
}

.disclaimer {
  color: var(--muted);
  font-size: 0.95rem;
}

.foot {
  border-top: 1px solid var(--line);
  padding: 28px 0 48px;
  color: var(--muted);
  font-size: 0.95rem;
}

.foot a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.nw-links {
  margin: 24px 0 4px;
  color: var(--muted);
  font-size: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  align-items: baseline;
}

.nw-links span {
  font-weight: 600;
}

.nw-links a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.floating-support {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  text-decoration: none;
  min-height: 44px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  background: var(--text);
  color: #fff;
  font-weight: 700;
  border: 1px solid var(--text);
  box-shadow: 0 10px 28px rgba(17, 17, 17, 0.22);
}

@media (max-width: 760px) {
  .quick-grid {
    grid-template-columns: 1fr;
  }

  .site-head-inner {
    align-items: flex-start;
    padding: 10px 0;
  }

  .head-links {
    font-size: 0.88rem;
  }

  .floating-support {
    right: 12px;
    bottom: 12px;
  }
}