:root {
  --bg: #1c1c1e;
  --card: #2c2c2e;
  --text: #ffffff;
  --muted: #98989f;
  --accent: #2481cc;
  --accent-hover: #1a6bab;
  --success: #34c759;
  --border: #3a3a3c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app {
  max-width: 420px;
  margin: 0 auto;
  padding: 24px 20px 32px;
}

.badge {
  display: inline-block;
  margin: 0 0 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(36, 129, 204, 0.15);
  color: #6eb6ff;
  font-size: 12px;
}

h1 {
  margin: 0 0 8px;
  font-size: 28px;
}

.subtitle {
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.5;
  font-size: 15px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.field span {
  font-size: 14px;
  color: var(--muted);
}

.field input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
  color: var(--text);
  font-size: 18px;
}

.field input:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.btn {
  width: 100%;
  padding: 14px 16px;
  margin-top: 10px;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

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

.btn-primary:disabled {
  background: #3a3a3c;
  color: var(--muted);
  cursor: not-allowed;
}

.btn-wallet {
  background: #0098ea;
  color: #fff;
  margin-top: 4px;
}

.btn-wallet.connected {
  background: var(--card);
  color: var(--success);
  border: 1px solid var(--success);
}

.btn-primary:active:not(:disabled) {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--card);
  color: var(--muted);
  border: 1px dashed var(--border);
  cursor: not-allowed;
}

.result.hidden {
  display: none !important;
}

.wallet-status {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--muted);
  text-align: center;
}

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

.wallet-hint {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  line-height: 1.4;
}

.result {
  margin-top: 24px;
  padding: 16px;
  border-radius: 14px;
  background: rgba(52, 199, 89, 0.12);
  border: 1px solid rgba(52, 199, 89, 0.35);
}

.result.hidden {
  display: none;
}

.result-title {
  margin: 0 0 8px;
  color: var(--success);
  font-weight: 600;
}

.order-id {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.result-note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}