:root {
  color-scheme: light;
  --ink: #1f2430;
  --muted: #5b6472;
  --border: #dde1e7;
  --bg: #f7f8fa;
  --panel: #ffffff;
  --accent: #2952e3;
  --accent-ink: #ffffff;
  --warning-bg: #fff6e5;
  --warning-ink: #7a5300;
  --error-bg: #fdeceb;
  --error-ink: #9a2f27;
  --info-bg: #eef2ff;
  --info-ink: #2952e3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

h1 {
  font-size: 1.6rem;
  margin-bottom: 4px;
}

.subtitle {
  color: var(--muted);
  margin-top: 0;
  margin-bottom: 28px;
}

h2 {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

input[type="text"],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--panel);
  color: var(--ink);
}

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

.url-row input {
  flex: 1;
}

button {
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

button.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

details#optionalDetails {
  margin-top: 14px;
}

details#optionalDetails summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
}

.optional-fields {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.optional-fields label {
  flex: 1;
  min-width: 200px;
}

.status {
  margin-top: 20px;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
}

.status-info {
  background: var(--info-bg);
  color: var(--info-ink);
}

.status-warning {
  background: var(--warning-bg);
  color: var(--warning-ink);
}

.status-error {
  background: var(--error-bg);
  color: var(--error-ink);
}

section {
  margin-top: 32px;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.warnings .warning {
  background: var(--warning-bg);
  color: var(--warning-ink);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.confidence {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.85rem;
}

.site-summary,
.visible-features {
  color: var(--muted);
  font-size: 0.9rem;
}

#generateBtn {
  margin-top: 12px;
}

.guard-banner {
  background: var(--warning-bg);
  color: var(--warning-ink);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 14px;
}

#resultText {
  white-space: pre-wrap;
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1.5;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

#copyBtn {
  margin-top: 4px;
}