/**
 * Theme Styles - Dark Mode Only
 * 
 * CSS custom properties for dark theme.
 * Light mode has been permanently disabled.
 */

/* Default theme (dark) */
:root {
  /* Colors */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: #1e293b;
  --bg-hover: #243247;
  --surface-soft: rgba(15, 23, 42, 0.55);
  --surface-elevated: rgba(30, 41, 59, 0.72);
  --surface-hover: rgba(30, 41, 59, 0.88);

  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-tertiary: #94a3b8;
  --text-inverse: #0f172a;

  --accent-primary: #3b82f6;
  --accent-secondary: #8b5cf6;
  --accent-hover: #60a5fa;

  --border-color: rgba(148, 163, 184, 0.2);
  --border-focus: #8b5cf6;
  --focus-ring: rgba(139, 92, 246, 0.22);

  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);

  /* Glass effect */
  --glass-bg: rgba(15, 23, 42, 0.7);
  --glass-border: rgba(241, 245, 249, 0.1);
  --glass-blur: blur(10px);
}



/* Apply theme colors */
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}



/* Update existing components to use CSS variables */

/* Cards */
.card,
.blog-entry,
.blog-entry-full {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.card:hover,
.blog-entry:hover,
.blog-entry-full:hover {
  background: var(--bg-hover);
  border-color: rgba(139, 92, 246, 0.4);
}

/* Navbar */
.navbar {
  background-color: rgba(30, 41, 59, var(--nav-alpha, 0));
  backdrop-filter: blur(var(--nav-blur, 0px));
  border-bottom: 1px solid rgba(51, 65, 85, var(--nav-alpha, 0));
  color: var(--text-primary);
}

.navbar.is-scrolled {
  --nav-alpha: 0.85;
  --nav-blur: 10px;
  box-shadow: var(--shadow-md);
}

/* Links */
a {
  color: var(--accent-primary);
}

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

/* Buttons */
.btn-primary {
  background: var(--accent-primary);
  color: var(--text-inverse);
  border: none;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: linear-gradient(130deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.16));
  color: var(--text-primary);
  border: 1px solid rgba(139, 92, 246, 0.46);
}

.btn-secondary:hover {
  background: linear-gradient(130deg, rgba(59, 130, 246, 0.34), rgba(139, 92, 246, 0.28));
}

/* Forms */
input,
textarea,
select {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--border-focus);
  outline: none;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Floating background shapes */
.floating-bg .shape {
  background: linear-gradient(135deg,
      rgba(96, 165, 250, 0.95),
      rgba(167, 139, 250, 0.92));
  opacity: 0.24;
}

/* Code blocks */
pre,
code {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

/* Tags */
.tags span {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

/* Empty state */
.empty-state {
  color: var(--text-tertiary);
}

/* Accessibility: High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-color: currentColor;
  }
}