:root {
  --bg-color: #1a1b26;
  --bg-card: #24283b;
  --text-primary: #c0caf5;
  --text-muted: #9aa5ce;
  --accent: #bb9af7;
  --accent-hover: #9d7cd8;
  --border: #414868;
  --font-body: system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
  background: var(--bg-card);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent);
}

nav a {
  color: var(--text-primary);
  text-decoration: none;
  margin-left: 1.5rem;
}

nav a:hover {
  color: var(--accent);
}

.app-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 3rem 1.5rem;
  flex: 1;
}

@media (min-width: 800px) {
  .app-layout {
    grid-template-columns: 2fr 1fr;
  }
  .main-app { grid-column: 1; }
  .sidebar { grid-column: 2; grid-row: 1; }
  .ad-container, .supporting-content { grid-column: 1 / -1; }
}

h1 {
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.subtitle {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

h2 { margin: 2rem 0 1rem; color: var(--accent); }
h3 { margin: 1.5rem 0 0.5rem; }

.presets { margin-bottom: 2rem; display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.preset-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
}
.preset-btn:hover { border-color: var(--accent); color: var(--accent); }

.controls { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: 2.5rem; }
.control-group { display: flex; flex-direction: column; gap: 0.5rem; }

select, input[type="text"] {
  background: var(--bg-color);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.75rem;
  border-radius: 4px;
  font-size: 1rem;
}

.results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
}

.result-card h3 { margin: 0 0 0.5rem; font-size: 1rem; color: var(--text-muted); }
.result-value { font-size: 2rem; font-weight: 700; color: var(--accent); margin-bottom: 0.5rem; }
.result-note { font-size: 0.85rem; color: var(--text-muted); line-height: 1.4; }

.save-controls {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  border-top: 1px dashed var(--border);
  padding-top: 2rem;
}
#save-btn {
  background: var(--accent);
  color: var(--bg-color);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
}
#save-btn:hover { background: var(--accent-hover); }

.saved-list {
  list-style: none;
  margin-top: 1rem;
}
.saved-item {
  background: var(--bg-card);
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  border: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.delete-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}
.delete-btn:hover { color: #f7768e; }

.ad-container { border: 1px dashed var(--border); padding: 1rem; text-align: center; color: var(--text-muted); margin: 2rem 0; }

.supporting-content p { margin-bottom: 1rem; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: auto;
  text-align: center;
  color: var(--text-muted);
}
.site-footer a { color: var(--text-muted); }
.site-footer nav { margin-top: 1rem; display: flex; justify-content: center; gap: 1rem; }


/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}