* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #f5f1eb;
}

.card {
  width: 100%;
  max-width: 420px;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  padding: 36px 28px;
  text-align: center;
}

.icon {
  font-size: 48px;
  line-height: 1;
  margin-bottom: 8px;
}

h1 {
  font-size: 22px;
  margin: 8px 0 8px;
  color: #2b2b2b;
}

.subtitle {
  font-size: 14px;
  color: #6b6b6b;
  margin: 0 0 28px;
}

.methods {
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}

.method {
  border: 1px solid #ececec;
  border-radius: 12px;
  padding: 14px 16px;
  background: #fafafa;
}

.method-label {
  font-size: 12px;
  font-weight: 600;
  color: #8a8a8a;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.method-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.method-value {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  color: #2b2b2b;
  background: #fff;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  padding: 8px 10px;
  overflow-x: auto;
  white-space: nowrap;
}

.copy-btn {
  position: relative;
  flex-shrink: 0;
  border: none;
  background: #2b2b2b;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 9px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.copy-btn:hover {
  background: #444;
}

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

.copied-msg {
  position: absolute;
  top: -26px;
  right: 0;
  background: #2f9e44;
  color: #fff;
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  transform: translateY(4px);
  white-space: nowrap;
}

.copied-msg.show {
  opacity: 1;
  transform: translateY(0);
}

.thanks {
  margin: 28px 0 0;
  font-size: 14px;
  color: #6b6b6b;
}

@media (max-width: 420px) {
  .card {
    padding: 28px 20px;
  }

  .method-row {
    flex-wrap: wrap;
  }

  .method-value {
    width: 100%;
  }

  .copy-btn {
    width: 100%;
  }
}