/* SDCast Help — standalone help PWA. Dark theme, matches scorekeeper UI tone. */
:root {
  --bg: #0b0f1a;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --text: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.6);
  --text-subtle: rgba(255, 255, 255, 0.4);
  --accent: #f59e0b;
  --accent-border: rgba(245, 158, 11, 0.4);
  --accent-fill: rgba(245, 158, 11, 0.2);
  --success: #34d399;
  --danger: #f87171;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  /* iOS standalone: keep content out from under the status bar / home indicator */
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.page {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.header {
  text-align: center;
  padding-top: 16px;
}

.title {
  font-size: 28px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin: 4px 0 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  backdrop-filter: blur(20px);
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--text);
}

.steps {
  margin: 0;
  padding-left: 20px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.55;
}

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

.steps strong {
  color: var(--text);
  font-weight: 600;
}

.primary-button {
  appearance: none;
  width: 100%;
  padding: 18px 20px;
  font-size: 18px;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  border: none;
  border-radius: 16px;
  cursor: pointer;
  transition: transform 0.05s ease, opacity 0.2s ease;
}

.primary-button:active {
  transform: scale(0.98);
}

.primary-button:disabled {
  opacity: 0.5;
  cursor: default;
}

.footer {
  margin-top: 8px;
  text-align: center;
  color: var(--text-subtle);
  font-size: 14px;
}

.fallback-label {
  margin: 0 0 4px;
}

.fallback-number {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.fallback-number a {
  color: var(--text);
  text-decoration: none;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 50;
  padding: 16px;
}

.modal[hidden] {
  display: none;
}

.modal-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}

.modal-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 16px;
  text-align: center;
}

.court-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.court-button {
  appearance: none;
  padding: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.court-button:hover,
.court-button:focus-visible {
  background: var(--accent-fill);
  border-color: var(--accent-border);
}

.court-button:disabled {
  opacity: 0.7;
  cursor: default;
}

.court-button.is-sent {
  background: rgba(52, 211, 153, 0.2);
  border-color: rgba(52, 211, 153, 0.4);
  color: var(--success);
}

.court-button.is-failed {
  background: rgba(248, 113, 113, 0.2);
  border-color: rgba(248, 113, 113, 0.4);
  color: var(--danger);
}

.cancel-button {
  appearance: none;
  width: 100%;
  margin-top: 16px;
  padding: 12px;
  background: transparent;
  border: none;
  color: var(--text-subtle);
  font-size: 14px;
  cursor: pointer;
}

.cancel-button:hover {
  color: var(--text-muted);
}