:root {
  --bg-1: #fef5e9;
  --bg-2: #e8fff4;
  --bg-3: #dff2ff;
  --ink: #0f1a2b;
  --muted: #4f5d75;
  --accent: #ff6b2c;
  --accent-2: #0ea47a;
  --card: #ffffffcc;
  --border: #ffffff;
  --shadow: 0 20px 50px rgba(16, 33, 59, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, var(--bg-2), transparent 38%),
    radial-gradient(circle at 92% 25%, #ffd4b8, transparent 36%),
    linear-gradient(145deg, var(--bg-1), var(--bg-3));
  min-height: 100vh;
  line-height: 1.55;
}

.wrap {
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.topbar {
  padding: 18px 0 0;
}

.lang-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.lang-nav a {
  text-decoration: none;
  color: var(--ink);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid #c7d3e5;
  background: #ffffffb5;
  font-size: 0.92rem;
}

.lang-nav a[aria-current="page"] {
  border-color: var(--accent);
  background: #fff4ef;
  font-weight: 700;
}

.hero {
  padding: 32px 0 8px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

@media (min-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) 220px;
  }
}

.hero-copy {
  min-width: 0;
}

.hero-coin {
  margin: 0;
  justify-self: end;
}

.hero-coin img {
  width: min(170px, 28vw);
  height: auto;
  display: block;
  opacity: 0.92;
  filter: blur(0.7px);
}

.kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 0.78rem;
  color: var(--accent-2);
  font-weight: 700;
}

.with-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.icon {
  width: 1em;
  height: 1em;
  flex: none;
  vertical-align: -0.15em;
}

.icon-stroke {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: #fff2e9;
  color: #c25224;
  border: 1px solid #ffd8c3;
}

h1,
h2,
h3 {
  font-family: "Fraunces", "Times New Roman", serif;
  line-height: 1.1;
}

h1 {
  margin: 10px 0 14px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  max-width: 18ch;
}

.lead {
  color: var(--muted);
  max-width: 64ch;
  margin: 0;
}

.card-grid {
  display: grid;
  gap: 18px;
  padding: 30px 0 64px;
}

@media (min-width: 900px) {
  .card-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow);
  padding: 24px;
}

.card h2 {
  margin-top: 0;
  font-size: 1.55rem;
}

.benefit-list {
  margin: 0;
  padding-left: 1.2rem;
  color: #1d2b44;
}

.benefit-list li + li {
  margin-top: 0.62rem;
}

.referral-box {
  border: 1px dashed #c5d0e0;
  border-radius: 16px;
  background: #fdfefe;
  padding: 14px;
  margin: 14px 0 16px;
}

.referral-url {
  margin: 0;
  word-break: break-all;
  font-weight: 700;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 11px 15px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: linear-gradient(135deg, #ff6b2c, #ff8a00);
  color: #fff;
}

.btn-secondary {
  background: #edf5ff;
  color: #103154;
}

.btn.is-copied {
  background: #e6fff4;
  color: #106e4e;
}

.btn.is-failed {
  background: #ffe9e9;
  color: #9c1a1a;
}

.faq {
  margin-top: 18px;
}

.faq h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

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

.site-footer {
  color: #44536d;
  font-size: 0.9rem;
  padding-bottom: 34px;
}

.site-footer a {
  color: #1d4c8f;
}

.footer-note {
  margin-top: 8px;
  font-size: 0.78rem;
  color: #5c6a83;
}