:root {
  --bg: #f5f5f7;
  --card: #ffffff;
  --text: #111114;
  --muted: #6b6b73;
  --border: rgba(0, 0, 0, 0.10);
  --shadow: 0 10px 35px rgba(0, 0, 0, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --accent: #007aff;
  --good: #34c759;
  --bad: #ff3b30;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(1200px 600px at 50% -20%, rgba(0, 122, 255, 0.10), transparent 60%), var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  letter-spacing: -0.01em;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
}

.app {
  max-width: 920px;
  margin: 0 auto;
  padding: 48px 20px 28px;
}

.header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.title {
  margin: 0;
  font-size: 32px;
  line-height: 1.15;
  font-weight: 700;
}

.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(16px);
  font-size: 13px;
  color: var(--muted);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.15);
  box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.7);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}

.cardTitle {
  margin: 0;
  font-size: 18px;
  font-weight: 650;
}

.cardHint {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.form {
  margin-top: 16px;
  display: grid;
  gap: 14px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 12px;
}

@media (max-width: 720px) {
  .header {
    flex-direction: column;
    align-items: stretch;
  }
  .grid {
    grid-template-columns: 1fr;
  }
}

.field {
  display: grid;
  gap: 8px;
}

.label {
  font-size: 12px;
  color: var(--muted);
}

.input {
  appearance: none;
  width: 100%;
  padding: 12px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(245, 245, 247, 0.65);
  color: var(--text);
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.input:focus {
  border-color: rgba(0, 122, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.16);
  background: rgba(245, 245, 247, 0.85);
}

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

.button {
  border: 1px solid rgba(0, 0, 0, 0.10);
  background: linear-gradient(180deg, rgba(0, 122, 255, 0.95), rgba(0, 122, 255, 0.85));
  color: white;
  padding: 11px 14px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 120ms ease, filter 120ms ease;
}

.button:hover { filter: brightness(1.02); }
.button:active { transform: translateY(1px); }

.button.secondary {
  background: rgba(245, 245, 247, 0.9);
  color: var(--text);
}

.result {
  margin-top: 16px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(245, 245, 247, 0.7);
}

.resultTop {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.7);
}

.meta {
  font-size: 12px;
  color: var(--muted);
}

.code {
  margin: 0;
  overflow: auto;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 12px;
  line-height: 1.5;
}

.footer {
  margin-top: 16px;
  display: flex;
  justify-content: center;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
}

.link {
  color: var(--muted);
  text-decoration: none;
}

.link:hover { text-decoration: underline; }

.sep { opacity: 0.5; }