/* ============================================================
   BERREB — Base CSS
   Custom properties, reset, typography, layout
   ============================================================ */

/* --- Custom Fonts --- */
@font-face {
  font-family: 'Microgramma';
  src: url('/assets/fonts/microgramma-d-extended-medium.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* --- Custom Properties --- */
:root {
  /* Colors */
  --color-bg:          #0f0f11;
  --color-surface:     #18181c;
  --color-border:      #2a2a30;
  --color-text:        #e8e8ee;
  --color-text-muted:  #888896;
  --color-accent:      #7c6af7;
  --color-accent-dim:  #3d3575;
  --color-link:        #a89fff;
  --color-link-hover:  #c4bcff;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               Helvetica, Arial, sans-serif, "Apple Color Emoji";
  --font-mono: "SF Mono", "Fira Code", "Cascadia Code", Consolas,
               "Liberation Mono", Menlo, monospace;
  --font-display: 'Microgramma', var(--font-sans);

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;

  --leading-tight:  1.25;
  --leading-normal: 1.6;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;

  /* Layout */
  --max-width: 720px;
  --max-width-wide: 960px;

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition: 150ms ease;
}

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: var(--leading-tight);
  font-weight: 600;
  color: var(--color-text);
}

h1 { font-size: var(--text-3xl); margin-bottom: var(--space-6); font-family: var(--font-display); font-weight: normal; }
h2 { font-size: var(--text-2xl); margin-top: var(--space-12); margin-bottom: var(--space-4); }
h3 { font-size: var(--text-xl);  margin-top: var(--space-8);  margin-bottom: var(--space-3); }
h4 { font-size: var(--text-lg);  margin-top: var(--space-6);  margin-bottom: var(--space-2); }

p {
  margin-bottom: var(--space-4);
}

a {
  color: var(--color-link);
  text-decoration: underline;
  text-decoration-color: var(--color-accent-dim);
  text-underline-offset: 3px;
  transition: color var(--transition), text-decoration-color var(--transition);
}

a:hover {
  color: var(--color-link-hover);
  text-decoration-color: var(--color-accent);
}

ul, ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

li {
  margin-bottom: var(--space-1);
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.35em;
}

pre {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  overflow-x: auto;
  margin-bottom: var(--space-4);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
}

blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-4);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

strong { font-weight: 600; }
em     { font-style: italic; }

/* --- Layout utilities --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--wide {
  max-width: var(--max-width-wide);
}

main {
  flex: 1;
}

/* --- Page content wrapper --- */
.page {
  padding-block: var(--space-16);
}

/* --- Meta line (dates, labels) --- */
.meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* --- Responsive --- */
@media (max-width: 640px) {
  h1 { font-size: var(--text-2xl); }
  h2 { font-size: var(--text-xl); }
  h3 { font-size: var(--text-lg); }

  .page {
    padding-block: var(--space-8);
  }
}

/* --- Print (for privacy policy pages) --- */
@media print {
  :root {
    --color-bg:     #fff;
    --color-surface: #f5f5f5;
    --color-text:   #000;
    --color-text-muted: #555;
    --color-border: #ccc;
    --color-link:   #333;
    --color-link-hover: #333;
  }

  body {
    font-size: 12pt;
  }

  header, footer {
    display: none;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #555;
  }
}