/* ==========================================================================
   DB Viewer 031 Custom CSS & Design Tokens
   ========================================================================== */

:root {
  /* Dark Theme Tokens (Default) */
  --bg-main: #0b0f19;
  --bg-surface: #111827;
  --bg-card: rgba(17, 24, 39, 0.8);
  --bg-card-hover: rgba(31, 41, 55, 0.9);
  --bg-sidebar: rgba(15, 23, 42, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.35);

  --text-main: #f9fafb;
  --text-sub: #9ca3af;
  --text-muted: #6b7280;

  --accent-primary: #6366f1;       /* Indigo */
  --accent-secondary: #06b6d4;     /* Cyan */
  --accent-emerald: #10b981;       /* Green */
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #3b82f6 50%, #06b6d4 100%);
  --accent-gradient-hover: linear-gradient(135deg, #4f46e5 0%, #2563eb 50%, #0891b2 100%);

  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.25);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --transition-smooth: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-main: #f3f4f6;
  --bg-surface: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: rgba(249, 250, 251, 0.95);
  --bg-sidebar: rgba(255, 255, 255, 0.85);
  --border-color: rgba(0, 0, 0, 0.08);
  --border-glow: rgba(99, 102, 241, 0.2);

  --text-main: #111827;
  --text-sub: #4b5563;
  --text-muted: #9ca3af;

  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

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

.glass-sidebar {
  background: var(--bg-sidebar);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-right: 1px solid var(--border-color);
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-btn {
  background: var(--accent-gradient);
  color: #ffffff;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.gradient-btn:hover {
  background: var(--accent-gradient-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

/* Code & Mono Styling */
.font-mono-code {
  font-family: var(--font-mono);
}

/* Table Row Hover */
.db-table-row {
  transition: background-color 0.15s ease;
}
.db-table-row:hover {
  background-color: rgba(99, 102, 241, 0.07);
}

/* Table Item in Sidebar */
.sidebar-table-item {
  transition: var(--transition-smooth);
}
.sidebar-table-item.active {
  background-color: rgba(99, 102, 241, 0.18);
  border-color: rgba(99, 102, 241, 0.5);
  color: #818cf8;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.6);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast-box {
  pointer-events: auto;
  min-width: 280px;
  max-width: 400px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--accent-primary);
  color: var(--text-main);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideInRight 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}