/* ============================================================================
   NJB THEME SYSTEM - Complete Color Palettes
   Save this as: /public/themes.css
   ============================================================================ */

/* ============================================================================
   BASE CSS VARIABLES (Default - Light Theme)
   ============================================================================ */
:root {
    /* Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-header: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-sidebar: #ffffff;
    --bg-card: #ffffff;
    --bg-hover: #f3f4f6;
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --text-inverse: #ffffff;
    
    /* Borders */
    --border-color: #e5e7eb;
    --border-hover: #d1d5db;
    
    /* Accents */
    --accent-primary: #667eea;
    --accent-secondary: #764ba2;
    --accent-hover: #5a67d8;
    
    /* Status Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Font Sizes - Default (Medium) */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
}

/* ============================================================================
   DARK MODE THEME
   ============================================================================ */
body.dark-mode {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #262626;
    --bg-header: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    --bg-sidebar: #1a1a1a;
    --bg-card: #262626;
    --bg-hover: #333333;
    
    --text-primary: #ffffff;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --text-inverse: #111827;
    
    --border-color: #404040;
    --border-hover: #525252;
    
    --accent-primary: #818cf8;
    --accent-secondary: #a78bfa;
    --accent-hover: #6366f1;
    
    --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);
}

/* ============================================================================
   OCEAN BLUE THEME
   ============================================================================ */
body.ocean-theme {
    --bg-primary: #f0f9ff;
    --bg-secondary: #e0f2fe;
    --bg-tertiary: #bae6fd;
    --bg-header: linear-gradient(135deg, #0c4a6e 0%, #075985 100%);
    --bg-sidebar: #f0f9ff;
    --bg-card: #ffffff;
    --bg-hover: #e0f2fe;
    
    --text-primary: #0c4a6e;
    --text-secondary: #075985;
    --text-tertiary: #0369a1;
    --text-inverse: #ffffff;
    
    --border-color: #7dd3fc;
    --border-hover: #38bdf8;
    
    --accent-primary: #0284c7;
    --accent-secondary: #0369a1;
    --accent-hover: #0c4a6e;
    
    --color-success: #059669;
    --color-warning: #d97706;
    --color-error: #dc2626;
    --color-info: #0284c7;
}

/* ============================================================================
   PURPLE DREAM THEME
   ============================================================================ */
body.purple-theme {
    --bg-primary: #faf5ff;
    --bg-secondary: #f3e8ff;
    --bg-tertiary: #e9d5ff;
    --bg-header: linear-gradient(135deg, #6b21a8 0%, #7e22ce 100%);
    --bg-sidebar: #faf5ff;
    --bg-card: #ffffff;
    --bg-hover: #f3e8ff;
    
    --text-primary: #581c87;
    --text-secondary: #6b21a8;
    --text-tertiary: #7e22ce;
    --text-inverse: #ffffff;
    
    --border-color: #d8b4fe;
    --border-hover: #c084fc;
    
    --accent-primary: #9333ea;
    --accent-secondary: #a855f7;
    --accent-hover: #7e22ce;
    
    --color-success: #059669;
    --color-warning: #d97706;
    --color-error: #dc2626;
    --color-info: #9333ea;
}

/* ============================================================================
   EMERALD GREEN THEME
   ============================================================================ */
body.emerald-theme {
    --bg-primary: #f0fdf4;
    --bg-secondary: #dcfce7;
    --bg-tertiary: #bbf7d0;
    --bg-header: linear-gradient(135deg, #065f46 0%, #047857 100%);
    --bg-sidebar: #f0fdf4;
    --bg-card: #ffffff;
    --bg-hover: #dcfce7;
    
    --text-primary: #064e3b;
    --text-secondary: #065f46;
    --text-tertiary: #047857;
    --text-inverse: #ffffff;
    
    --border-color: #86efac;
    --border-hover: #4ade80;
    
    --accent-primary: #10b981;
    --accent-secondary: #059669;
    --accent-hover: #047857;
    
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #06b6d4;
}

/* ============================================================================
   SUNSET ORANGE THEME
   ============================================================================ */
body.sunset-theme {
    --bg-primary: #fff7ed;
    --bg-secondary: #ffedd5;
    --bg-tertiary: #fed7aa;
    --bg-header: linear-gradient(135deg, #9a3412 0%, #c2410c 100%);
    --bg-sidebar: #fff7ed;
    --bg-card: #ffffff;
    --bg-hover: #ffedd5;
    
    --text-primary: #7c2d12;
    --text-secondary: #9a3412;
    --text-tertiary: #c2410c;
    --text-inverse: #ffffff;
    
    --border-color: #fdba74;
    --border-hover: #fb923c;
    
    --accent-primary: #f97316;
    --accent-secondary: #ea580c;
    --accent-hover: #c2410c;
    
    --color-success: #16a34a;
    --color-warning: #f59e0b;
    --color-error: #dc2626;
    --color-info: #3b82f6;
}

/* ============================================================================
   FONT SIZE VARIATIONS
   ============================================================================ */

/* Small Font Size */
body.font-small {
    --font-size-xs: 0.65rem;
    --font-size-sm: 0.75rem;
    --font-size-base: 0.875rem;
    --font-size-lg: 1rem;
    --font-size-xl: 1.125rem;
    --font-size-2xl: 1.25rem;
    --font-size-3xl: 1.5rem;
}

/* Large Font Size */
body.font-large {
    --font-size-xs: 0.875rem;
    --font-size-sm: 1rem;
    --font-size-base: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 1.875rem;
    --font-size-3xl: 2.25rem;
}

/* ============================================================================
   GLOBAL THEME APPLICATION
   ============================================================================ */

body {
    background-color: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    transition: background-color 0.3s ease, color 0.3s ease;
    font-size: var(--font-size-base);
}

/* Headers */
header {
    background: var(--bg-header) !important;
}

/* Sidebar */
#sidebar,
.sidebar {
    background-color: var(--bg-sidebar) !important;
    border-right: 1px solid var(--border-color) !important;
}

/* Cards and Containers */
.card,
.bg-white,
[class*="bg-white"] {
    background-color: var(--bg-card) !important;
    color: var(--text-primary) !important;
}

/* Secondary Backgrounds */
.bg-gray-50,
.bg-gray-100,
[class*="bg-gray-"] {
    background-color: var(--bg-secondary) !important;
}

/* Text Colors */
.text-gray-600,
.text-gray-700,
.text-gray-800,
.text-gray-900 {
    color: var(--text-primary) !important;
}

.text-gray-500 {
    color: var(--text-secondary) !important;
}

.text-gray-400 {
    color: var(--text-tertiary) !important;
}

/* Borders */
.border,
.border-gray-200,
.border-gray-300,
[class*="border-gray-"] {
    border-color: var(--border-color) !important;
}

/* Hover States */
.hover\:bg-gray-50:hover,
.hover\:bg-gray-100:hover {
    background-color: var(--bg-hover) !important;
}

/* Buttons - Primary */
.bg-purple-600,
.bg-blue-600,
[class*="bg-purple-"],
[class*="bg-blue-"] {
    background-color: var(--accent-primary) !important;
    color: var(--text-inverse) !important;
}

.hover\:bg-purple-700:hover,
.hover\:bg-blue-700:hover {
    background-color: var(--accent-hover) !important;
}

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

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

/* Inputs and Forms */
input,
textarea,
select {
    background-color: var(--bg-card) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--accent-primary) !important;
}

/* Tables */
table {
    background-color: var(--bg-card) !important;
}

thead {
    background-color: var(--bg-secondary) !important;
}

tbody tr:hover {
    background-color: var(--bg-hover) !important;
}

/* Shadows */
.shadow {
    box-shadow: var(--shadow-sm) !important;
}

.shadow-md {
    box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

/* Status Badges */
.bg-green-100,
.text-green-800 {
    background-color: var(--color-success) !important;
    color: white !important;
}

.bg-yellow-100,
.text-yellow-800 {
    background-color: var(--color-warning) !important;
    color: white !important;
}

.bg-red-100,
.text-red-800 {
    background-color: var(--color-error) !important;
    color: white !important;
}

.bg-blue-100,
.text-blue-800 {
    background-color: var(--color-info) !important;
    color: white !important;
}

/* ============================================================================
   SMOOTH TRANSITIONS
   ============================================================================ */

* {
    transition: background-color 0.3s ease, 
                color 0.3s ease, 
                border-color 0.3s ease,
                font-size 0.2s ease;
}

/* ============================================================================
   THEME SELECTOR DROPDOWN STYLES
   ============================================================================ */

.theme-selector {
    position: relative;
    display: inline-block;
}

.theme-button {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.theme-button:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.theme-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    z-index: 1000;
    overflow: hidden;
}

.theme-dropdown.hidden {
    display: none;
}

.theme-option {
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: background-color 0.2s ease;
}

.theme-option:hover {
    background-color: var(--bg-hover);
}

.theme-option.active {
    background-color: var(--accent-primary);
    color: white;
}

.theme-option.active:hover {
    background-color: var(--accent-hover);
}

.theme-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 4px 0;
}

/* ============================================================================
   RESPONSIVE FONT SIZES
   ============================================================================ */

@media (max-width: 768px) {
    :root {
        --font-size-xs: 0.7rem;
        --font-size-sm: 0.8rem;
        --font-size-base: 0.9rem;
        --font-size-lg: 1rem;
        --font-size-xl: 1.125rem;
        --font-size-2xl: 1.25rem;
        --font-size-3xl: 1.5rem;
    }
}

/* ============================================================================
   END OF THEME SYSTEM
   ============================================================================ */