/**
 * Theme System CSS
 *
 * Supporta tema light e dark
 * Usa CSS variables per facile personalizzazione
 */

/* ============================================
   CSS Variables - Light Theme (Default)
   ============================================ */
:root,
html.theme-light,
body.theme-light,
.theme-light {
    /* Backgrounds */
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e9ecef;
    --bg-header: #A7DBEF;
    --bg-nav: #ffffff;
    --bg-card: #ffffff;
    --bg-input: #ffffff;
    --bg-hover: #f1f1f1;

    /* Text Colors */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --text-inverse: #ffffff;

    /* Borders */
    --border-color: #e0e0e0;
    --border-light: #f0f0f0;

    /* Accent Colors */
    --accent-primary: #28a745;
    --accent-primary-hover: #218838;
    --accent-secondary: #20c997;
    --accent-danger: #dc3545;
    --accent-warning: #ffc107;
    --accent-info: #17a2b8;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);

    /* Dropdown */
    --dropdown-bg: #f9f9f9;
    --dropdown-hover: #f1f1f1;

    /* Footer */
    --footer-bg: #f8f9fa;
    --footer-border: #e0e0e0;

    /* Currency Colors */
    --color-gold: #FFD700;
    --color-credits: #FFA500;
    --color-diamond: #1da1f2;
    --color-duckets: #FF69B4;

    /* Scrollbar */
    --scrollbar-track: #f1f1f1;
    --scrollbar-thumb: #c1c1c1;
    --scrollbar-thumb-hover: #a1a1a1;

    /* Info Box */
    --info-bg: #e7f3ff;
    --accent-color: #007bff;

    /* Alert Colors */
    --alert-error-bg: #f8d7da;
    --alert-error-text: #721c24;
    --alert-error-border: #f5c6cb;
    --alert-success-bg: #d4edda;
    --alert-success-text: #155724;
    --alert-success-border: #c3e6cb;
    --alert-info-bg: #d1ecf1;
    --alert-info-text: #0c5460;
    --alert-info-border: #bee5eb;

    /* Spinner */
    --spinner-bg: #f3f3f3;
    --spinner-color: #28a745;

    /* Text utility colors */
    --text-success: #28a745;
    --text-danger: #dc3545;

    /* Button danger */
    --btn-danger-bg: #dc3545;
    --btn-danger-text: #ffffff;
    --btn-danger-hover: #c82333;

    /* Input validation colors */
    --input-error: #dc3545;
    --input-success: #28a745;

    /* Link hover */
    --link-hover: #4facfe;

    /* Current session highlight */
    --current-session-bg: #e8f5e9;

    /* Disabled button */
    --btn-disabled-bg: #6c757d;
}

/* ============================================
   CSS Variables - Dark Theme
   ============================================ */
html.theme-dark,
body.theme-dark,
.theme-dark {
    /* Backgrounds */
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --bg-header: #005b7e;
    --bg-nav: #16213e;
    --bg-card: #16213e;
    --bg-input: #1a1a2e;
    --bg-hover: #0f3460;

    /* Text Colors */
    --text-primary: #e4e4e4;
    --text-secondary: #b8b8b8;
    --text-muted: #888888;
    --text-inverse: #1a1a2e;

    /* Borders */
    --border-color: #0f3460;
    --border-light: #1a1a2e;

    /* Accent Colors - slightly brighter for dark mode */
    --accent-primary: #2ecc71;
    --accent-primary-hover: #27ae60;
    --accent-secondary: #1abc9c;
    --accent-danger: #e74c3c;
    --accent-warning: #f1c40f;
    --accent-info: #3498db;

    /* Shadows - more subtle in dark mode */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

    /* Dropdown */
    --dropdown-bg: #16213e;
    --dropdown-hover: #0f3460;

    /* Footer */
    --footer-bg: #16213e;
    --footer-border: #0f3460;

    /* Currency Colors - adjusted for dark mode */
    --color-gold: #f4d03f;
    --color-credits: #ffb347;
    --color-diamond: #5dade2;
    --color-duckets: #f1948a;

    /* Scrollbar */
    --scrollbar-track: #1a1a2e;
    --scrollbar-thumb: #0f3460;
    --scrollbar-thumb-hover: #1a4a6e;

    /* Info Box - dark mode */
    --info-bg: #1a3a5c;
    --accent-color: #5dade2;

    /* Alert Colors - dark mode (darker backgrounds, lighter text) */
    --alert-error-bg: #4a1a1a;
    --alert-error-text: #f8b4b4;
    --alert-error-border: #6b2a2a;
    --alert-success-bg: #1a4a2a;
    --alert-success-text: #a8e6cf;
    --alert-success-border: #2a6b3a;
    --alert-info-bg: #1a3a4a;
    --alert-info-text: #a8d8e6;
    --alert-info-border: #2a4a5a;

    /* Spinner - dark mode */
    --spinner-bg: #0f3460;
    --spinner-color: #2ecc71;

    /* Text utility colors - dark mode (brighter) */
    --text-success: #2ecc71;
    --text-danger: #e74c3c;

    /* Button danger - dark mode */
    --btn-danger-bg: #e74c3c;
    --btn-danger-text: #ffffff;
    --btn-danger-hover: #c0392b;

    /* Input validation colors - dark mode */
    --input-error: #e74c3c;
    --input-success: #2ecc71;

    /* Link hover - dark mode */
    --link-hover: #5dade2;

    /* Current session highlight - dark mode */
    --current-session-bg: #1a4a2a;

    /* Disabled button - dark mode */
    --btn-disabled-bg: #4a5568;
}

/* ============================================
   Base Theme Styles
   ============================================ */

/* Body */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

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

/* Cards */
.dashboard-card,
.settings-card,
.info-section,
.welcome-card,
.main-content {
    background-color: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.dashboard-card:hover {
    box-shadow: var(--shadow-md);
}

/* Headers */
.header {
    background-color: var(--bg-header);
}

.main-nav {
    background-color: var(--bg-nav);
}

.main-nav a {
    color: var(--text-primary);
}

/* Dropdowns */
.dropdown-content {
    background-color: var(--dropdown-bg);
    box-shadow: var(--shadow-md);
}

.dropdown-content a {
    color: var(--text-secondary);
}

.dropdown-content a:hover {
    background-color: var(--dropdown-hover);
}

/* Inputs */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
    background-color: var(--bg-input);
    color: var(--text-primary);
    border-color: var(--border-color);
}

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

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: var(--text-inverse);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-hover);
}

/* Footer */
.footer {
    background-color: var(--footer-bg);
    border-top-color: var(--footer-border);
}

.footer p,
.footer-links a {
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

/* Info items */
.info-item {
    background-color: var(--bg-tertiary);
}

.info-label {
    color: var(--text-muted);
}

.info-value {
    color: var(--text-primary);
}

/* Currency */
.currency-info {
    background-color: var(--bg-card);
}

.coin {
    color: var(--color-gold);
}

.diamonds {
    color: var(--color-diamond);
}

.duckets {
    color: var(--color-duckets);
}

/* Mobile Menu */
.mobile-menu {
    background-color: var(--bg-secondary);
}

.mobile-menu-item > a {
    color: var(--text-primary);
}

.mobile-submenu a {
    color: var(--text-secondary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

/* ============================================
   Theme Toggle Button Styles
   ============================================ */
.theme-toggle {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 20px;
    background-color: var(--bg-tertiary);
    transition: background-color 0.3s ease;
}

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

.theme-toggle i {
    font-size: 16px;
    color: var(--text-primary);
    transition: transform 0.3s ease;
}

.theme-dark .theme-toggle .fa-sun {
    display: inline;
}

.theme-dark .theme-toggle .fa-moon {
    display: none;
}

.theme-light .theme-toggle .fa-sun {
    display: none;
}

.theme-light .theme-toggle .fa-moon {
    display: inline;
}

/* ============================================
   Transitions for smooth theme switching
   Only apply when user toggles theme (via .theme-transition class)
   ============================================ */
.theme-transition * {
    transition: background-color 0.3s ease,
                border-color 0.3s ease,
                color 0.3s ease,
                box-shadow 0.3s ease;
}