@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Sora:wght@500;600;700&display=swap');

:root {
  --bg: #f5f8fc;
  --surface: #ffffff;
  --surface-soft: #eef3fa;
  --ink: #0f1d33;
  --ink-muted: #4d607f;
  --line: #dce5f2;
  --brand: #1274e7;
  --brand-strong: #0c58b3;
  --accent: #22b8a8;
  --success: #1e8f59;
  --danger: #c13c48;
  --shadow: 0 22px 60px rgba(15, 29, 51, 0.12);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

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

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

.landing {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(245, 248, 252, 0.88);
  border-bottom: 1px solid rgba(220, 229, 242, 0.9);
}

.header-inner {
  width: min(1160px, calc(100% - 28px));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.06rem;
  letter-spacing: 0.03em;
}

.brand-dot {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, #1482ff, #10b9a0);
  font-family: 'Sora', sans-serif;
  font-size: 0.82rem;
}

.primary-nav {
  display: none;
  align-items: center;
  gap: 16px;
  color: var(--ink-muted);
  font-weight: 600;
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn-light {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 8px 20px rgba(15, 29, 51, 0.1);
}

.btn-brand {
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #fff;
  box-shadow: 0 12px 24px rgba(18, 116, 231, 0.35);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 46px 0 30px;
}

.hero::before {
  content: '';
  position: absolute;
  width: 540px;
  height: 540px;
  right: -160px;
  top: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 184, 168, 0.2), rgba(34, 184, 168, 0));
}

.hero::after {
  content: '';
  position: absolute;
  width: 560px;
  height: 560px;
  left: -230px;
  top: -180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(18, 116, 231, 0.2), rgba(18, 116, 231, 0));
}

.hero-inner {
  width: min(1160px, calc(100% - 28px));
  margin: 0 auto;
  position: relative;
  display: grid;
  gap: 22px;
}

.kicker {
  margin: 0;
  color: var(--brand-strong);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-title {
  margin: 8px 0 0;
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 10vw, 3rem);
  line-height: 1.03;
}

.hero-subtitle {
  margin: 8px 0 0;
  font-size: clamp(1rem, 4.8vw, 1.28rem);
  color: var(--ink-muted);
}

.hero-copy {
  margin: 14px 0 0;
  color: #344867;
  max-width: 580px;
  line-height: 1.7;
}

.hero-actions {
  margin-top: 20px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(220, 229, 242, 0.96);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.hero-panel h3 {
  margin: 0;
  font-family: 'Sora', sans-serif;
}

.hero-panel p {
  margin: 8px 0 0;
  color: var(--ink-muted);
}

.hero-flow {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.flow-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
}

.flow-index {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--brand-strong);
  font-size: 0.8rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.section {
  width: min(1160px, calc(100% - 28px));
  margin: 26px auto 0;
}

.section-head {
  margin-bottom: 14px;
}

.section-kicker {
  margin: 0;
  color: var(--brand-strong);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
}

.section-title {
  margin: 6px 0 0;
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.4rem, 5vw, 2rem);
}

.section-desc {
  margin: 8px 0 0;
  color: var(--ink-muted);
  max-width: 700px;
}

.flow-rail {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.flow-step {
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.flow-step:last-child {
  border-bottom: 0;
}

.flow-step strong {
  display: block;
  margin-bottom: 4px;
}

.wallet-grid,
.role-grid {
  display: grid;
  gap: 12px;
}

.wallet-cell,
.role-cell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}

.wallet-cell h4,
.role-cell h4 {
  margin: 0;
  font-family: 'Sora', sans-serif;
  font-size: 1rem;
}

.wallet-cell p,
.role-cell p {
  margin: 8px 0 0;
  color: var(--ink-muted);
  line-height: 1.65;
}

.role-cell a {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  color: var(--brand-strong);
}

.auth-section {
  margin-bottom: 34px;
}

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

.auth-grid {
  display: grid;
  gap: 18px;
}

.auth-card h3 {
  margin: 0;
  font-family: 'Sora', sans-serif;
}

.auth-card p {
  margin: 8px 0 0;
  color: var(--ink-muted);
}

.form-grid {
  margin-top: 12px;
  display: grid;
  gap: 10px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 0.84rem;
  color: #364a68;
  font-weight: 700;
}

.field input,
.field select {
  width: 100%;
  border-radius: 11px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  font-size: 0.95rem;
  color: var(--ink);
  background: #fff;
}

.status-text {
  margin-top: 10px;
  min-height: 20px;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.status-text.success {
  color: var(--success);
}

.status-text.error {
  color: var(--danger);
}

.footer {
  width: min(1160px, calc(100% - 28px));
  margin: 0 auto;
  padding: 12px 0 26px;
  color: #5d6f8d;
  font-size: 0.9rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 860px) {
  .primary-nav {
    display: inline-flex;
  }

  .hero {
    padding: 64px 0 38px;
  }

  .hero-inner {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: stretch;
  }

  .role-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .wallet-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .auth-grid {
    grid-template-columns: 1fr 1fr;
  }
}