/* Shared theme — imported by both dashboard.css and container-detail.css */

:root {
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  --glass-blur: blur(12px);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);
  --accent-green: #10b981;
  --accent-yellow: #f59e0b;
  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --gradient-1: #667eea;
  --gradient-2: #764ba2;
  --gradient-3: #f093fb;
  --gradient-4: #f5576c;
  --bg-gradient-1: #1a1a2e;
  --bg-gradient-2: #16213e;
  --bg-gradient-3: #0f3460;
}

/* Light theme — WCAG 2.2 compliant (4.5:1 minimum contrast for normal text) */
[data-theme="light"] {
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.15);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  --text-primary: #111827;
  --text-secondary: #374151;
  --text-muted: #4b5563;
  --accent-green: #047857;
  --accent-yellow: #b45309;
  --accent-blue: #1d4ed8;
  --accent-purple: #6d28d9;
  --accent-pink: #be185d;
  --bg-gradient-1: #e0e7ff;
  --bg-gradient-2: #ddd6fe;
  --bg-gradient-3: #c7d2fe;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 50%, var(--bg-gradient-3) 100%);
  color: var(--text-primary);
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

/* Animated gradient background */
.bg-animated {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

/* Floating shapes base */
.shape {
  position: fixed;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  z-index: -1;
}

/* Layout */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.header-title {
  display: flex;
  flex-direction: column;
}

.header-pretitle {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.header-main {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-actions {
  display: flex;
  gap: 0.75rem;
}

/* Theme toggle — min 44px for WCAG 2.5.8 touch target */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 10px;
  background: var(--glass-bg);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s ease;
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

.theme-toggle i {
  font-size: 1.25rem;
}

[data-theme="light"] .theme-toggle {
  background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .theme-toggle:hover {
  background: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .header-main {
  background: linear-gradient(135deg, #1f2937 0%, rgba(31, 41, 55, 0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .glass {
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(0, 0, 0, 0.1);
}

/* Glassmorphism */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-shadow: var(--glass-shadow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border: none;
}

[data-theme="light"] .btn-primary {
  color: #ffffff;
}

[data-theme="light"] .btn-primary:hover {
  color: #ffffff;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-blue);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0 0 8px 8px;
  text-decoration: none;
  font-weight: 600;
  z-index: 9999;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid white;
  outline-offset: 2px;
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer a {
  color: var(--accent-blue);
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}