/* CMO-Maria — styles driven by CSS variables from site.json */

:root {
  /* Colors */
  --accent-color: #3794FF;
  --bg-primary: #f9f9f8;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f2f1ef;
  --text-primary: #1a1916;
  --text-secondary: #6b6a67;
  --text-tertiary: #a09e9b;
  --border-color: #e8e6e1;
  --border-color-strong: #ccc9c2;

  /* Typography */
  --font-body: -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;
  --font-mono: "Courier New", monospace;
  --font-size-h1: clamp(36px, 5vw, 56px);
  --font-size-h2: 28px;
  --font-size-h3: 22px;
  --font-size-h4: 18px;
  --font-size-body: 15px;
  --font-size-small: 13px;
  --line-height-body: 1.7;
  --line-height-heading: 1.15;

  /* Radii */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-btn: 8px;

  /* Quote */
  --quote-border-color: #3794FF;
  --quote-bg: #EBF2FF;
  --quote-text: #1A5FB4;

  /* Buttons */
  --btn-bg: #1a1916;
  --btn-text: #ffffff;
  --btn-hover-opacity: 0.85;
  --btn-secondary-bg: #f2f1ef;
  --btn-secondary-text: #1a1916;

  /* Nav */
  --nav-bg: rgba(249,249,248,0.95);
  --nav-border: #e8e6e1;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);

  /* Layout */
  --max-width: 860px;
  --spacing-section: 4rem;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
}

#nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  backdrop-filter: blur(8px);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo a {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.nav-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-size-body);
  transition: color 0.15s ease;
}

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

#main-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-section) 1.5rem;
}

#main-content h1,
#main-content h2,
#main-content h3,
#main-content h4 {
  font-family: var(--font-heading);
  line-height: var(--line-height-heading);
  color: var(--text-primary);
  margin: 1.5em 0 0.6em;
}

#main-content h1:first-child,
#main-content h2:first-child,
#main-content h3:first-child {
  margin-top: 0;
}

#main-content h1 { font-size: var(--font-size-h1); }
#main-content h2 { font-size: var(--font-size-h2); }
#main-content h3 { font-size: var(--font-size-h3); }
#main-content h4 { font-size: var(--font-size-h4); }

#main-content p {
  margin: 0 0 1.2em;
  color: var(--text-primary);
}

#main-content a {
  color: var(--accent-color);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

#main-content a:hover {
  text-decoration-thickness: 2px;
}

#main-content blockquote {
  margin: 1.5em 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--quote-border-color);
  background: var(--quote-bg);
  color: var(--quote-text);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

#main-content blockquote p {
  margin: 0;
}

#main-content hr {
  border: 0;
  border-top: 1px solid var(--border-color);
  margin: 2em 0;
}

#main-content ul,
#main-content ol {
  margin: 0 0 1.2em;
  padding-left: 1.5em;
}

#main-content li {
  margin: 0.3em 0;
}

#main-content code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--bg-tertiary);
  padding: 0.1em 0.35em;
  border-radius: var(--border-radius-sm);
}

#main-content strong { font-weight: 700; }
#main-content em { font-style: italic; }

@media (max-width: 600px) {
  .nav-inner { padding: 0.75rem 1rem; }
  .nav-menu { gap: 1rem; }
  #main-content { padding: 2rem 1rem; }
}