/* ========================================
   FamHub Minimal Theme System
   Modern Minimalist - Light/Dark Mode Only
   ======================================== */

/* Light Mode is default - defined in styles.css */

/* Dark Mode Toggle Enhancement */
body.dark-mode {
    color-scheme: dark;
}

/* Theme toggle button styling */
.theme-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: transparent;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.theme-toggle-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.theme-toggle-btn i,
.theme-toggle-btn [data-lucide] {
    width: 20px;
    height: 20px;
}

/* Theme notification */
.theme-notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    z-index: 10000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
}

.theme-notification.show {
    transform: translateY(0);
    opacity: 1;
}

.theme-notification .theme-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-notification .theme-info strong {
    display: block;
    font-size: var(--text-sm);
    color: var(--text);
}

.theme-notification .theme-info p {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin: 0;
}

/* Loading screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--background);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-screen.active {
    display: flex;
}

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

.spinner-container {
    position: relative;
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-message {
    color: var(--text-muted);
    font-size: var(--text-sm);
}

/* Page transition overlay */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--background);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.page-transition-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* Reveal on scroll animations */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}