/* Main styles - extracted from styles.css and reorganized */

/* CSS Custom Properties for Theme System */
:root {
    /* Light theme colors */
    --primary-brand: #f93c12;
    --primary-brand-hover: #e8350f;
    --primary-brand-light: #fef2f0;
    
    --background-main: #f5f5f5;
    --background-surface: #ffffff;
    --background-secondary: #f8f9fa;
    --background-tertiary: #e9ecef;
    
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --text-muted: #6c757d;
    
    --border-light: #e0e0e0;
    --border-medium: #ddd;
    --border-dark: #ccc;
    
    --shadow-light: rgba(0,0,0,0.1);
    --shadow-medium: rgba(0,0,0,0.15);
    --shadow-dark: rgba(0,0,0,0.2);
    
    --grid-lines: rgba(0,0,0,0.03);
    
    /* Game specific colors */
    --cell-background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(248,248,248,0.9) 100%);
    --cell-border: rgba(200,200,200,0.4);
    --cell-hover: linear-gradient(135deg, rgba(249, 60, 18, 0.08) 0%, rgba(255, 100, 50, 0.05) 100%);
    
    --letter-cell-bg: linear-gradient(135deg, #ffffff 0%, #fef9f8 100%);
    --staged-letter-bg: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    --staged-letter-border: #f59e0b;
    
    /* Multiplier cell colors - light theme */
    --multiplier-2l-bg: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    --multiplier-2l-border: #3b82f6;
    --multiplier-2l-indicator: #3b82f6;
    
    --multiplier-3l-bg: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    --multiplier-3l-border: #22c55e;
    --multiplier-3l-indicator: #22c55e;
    
    --multiplier-5l-bg: linear-gradient(135deg, #f3e8ff 0%, #e9d5ff 100%);
    --multiplier-5l-border: #a855f7;
    --multiplier-5l-indicator: #a855f7;
    
    --multiplier-2w-bg: linear-gradient(135deg, #fed7aa 0%, #fdba74 100%);
    --multiplier-2w-border: #f97316;
    --multiplier-2w-indicator: #f97316;
    
    --multiplier-3w-bg: linear-gradient(135deg, #fecaca 0%, #fca5a5 100%);
    --multiplier-3w-border: #ef4444;
    --multiplier-3w-indicator: #ef4444;
    
    --multiplier-5w-bg: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    --multiplier-5w-border: #eab308;
    --multiplier-5w-indicator: #eab308;
    
    /* Tokens colors */
    --tokens-bg: #9f7aea;
    --tokens-text: #ffffff;
}

/* Dark theme colors */
[data-theme="dark"] {
    --primary-brand: #ff5722;
    --primary-brand-hover: #f4511e;
    --primary-brand-light: #3e2723;
    
    --background-main: #121212;
    --background-surface: #1e1e1e;
    --background-secondary: #2d2d2d;
    --background-tertiary: #3e3e3e;
    
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #808080;
    --text-muted: #666666;
    
    --border-light: #404040;
    --border-medium: #555555;
    --border-dark: #666666;
    
    --shadow-light: rgba(0,0,0,0.3);
    --shadow-medium: rgba(0,0,0,0.4);
    --shadow-dark: rgba(0,0,0,0.5);
    
    --grid-lines: rgba(255,255,255,0.06);
    
    /* Game specific colors - dark theme */
    --cell-background: linear-gradient(135deg, rgba(45,45,45,0.95) 0%, rgba(35,35,35,0.9) 100%);
    --cell-border: rgba(100,100,100,0.4);
    --cell-hover: linear-gradient(135deg, rgba(255, 87, 34, 0.15) 0%, rgba(255, 110, 64, 0.1) 100%);
    
    --letter-cell-bg: linear-gradient(135deg, #2d2d2d 0%, #383838 100%);
    --staged-letter-bg: linear-gradient(135deg, #4a3728 0%, #5d4037 100%);
    --staged-letter-border: #ff8f00;
    
    /* Multiplier cell colors - dark theme */
    --multiplier-2l-bg: #1e3a5f;
    --multiplier-2l-border: #2563eb;
    --multiplier-2l-indicator: #60a5fa;
    
    --multiplier-3l-bg: #1a3b2b;
    --multiplier-3l-border: #16a34a;
    --multiplier-3l-indicator: #4ade80;
    
    --multiplier-5l-bg: #3b2764;
    --multiplier-5l-border: #7c3aed;
    --multiplier-5l-indicator: #c084fc;
    
    --multiplier-2w-bg: #4a2c20;
    --multiplier-2w-border: #ea580c;
    --multiplier-2w-indicator: #fb923c;
    
    --multiplier-3w-bg: #4a1d1d;
    --multiplier-3w-border: #dc2626;
    --multiplier-3w-indicator: #f87171;
    
    --multiplier-5w-bg: #4a3c1a;
    --multiplier-5w-border: #ca8a04;
    --multiplier-5w-indicator: #facc15;
    
    /* Tokens colors - dark theme */
    --tokens-bg: #6b46c1;
    --tokens-text: #e9d5ff;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-main);
    color: var(--text-primary);
    overflow: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Layout */
#game-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

#board-viewport {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: 
        linear-gradient(var(--grid-lines) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-lines) 1px, transparent 1px);
    background-size: 40px 40px;
    transition: background-color 0.3s ease;
}

/* Navigation */
#navigation-bar {
    background: var(--background-surface);
    border-bottom: 1px solid var(--border-light);
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
    box-shadow: 0 2px 4px var(--shadow-light);
    z-index: 1000;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 30px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: bold;
    font-size: 20px;
    color: var(--primary-brand);
    transition: color 0.3s ease;
}

.logo img {
    width: 32px;
    height: 32px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 25px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-brand);
    background-color: var(--primary-brand-light);
}

/* User corner */
.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

#user-corner {
    display: flex;
    align-items: center;
}

/* Button styles */
.btn-google-login {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--background-surface);
    border: 2px solid var(--border-light);
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-google-login:hover {
    border-color: #4285f4;
    box-shadow: 0 2px 8px rgba(66, 133, 244, 0.2);
}

.btn-primary {
    background: var(--primary-brand);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

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

.btn-secondary {
    background: var(--background-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-medium);
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: var(--background-tertiary);
    border-color: var(--border-dark);
}

/* Theme Toggle Button */
.theme-toggle {
    background: var(--background-secondary);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 6px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    min-width: 100px;
    justify-content: center;
}

.theme-toggle:hover {
    background: var(--background-tertiary);
    border-color: var(--border-medium);
    color: var(--text-primary);
}

.theme-toggle .theme-icon {
    font-size: 16px;
    transition: transform 0.2s ease;
}

.theme-toggle:hover .theme-icon {
    transform: scale(1.1);
}

/* Utility classes */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.gap-2 {
    gap: 8px;
}

.gap-4 {
    gap: 16px;
}