/* Light Theme (Default) - Modern Homepage */

:root[data-theme="light"] {
    --primary-blue: #1677ff;
    --primary-hover: #4096ff;
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-card: #ffffff;
    --text-primary: #262626;
    --text-secondary: #8c8c8c;
    --text-light: #bfbfbf;
    --border-color: #f0f0f0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Default Light Theme */
:root {
    --primary-blue: #1677ff;
    --primary-hover: #4096ff;
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-card: #ffffff;
    --text-primary: #262626;
    --text-secondary: #8c8c8c;
    --text-light: #bfbfbf;
    --border-color: #f0f0f0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

.modern-homepage {
    background: var(--bg-primary);
}

/* Default Light Theme Hero Section */
.hero-section {
    background: linear-gradient(180deg, #667eea 0%, #764ba2 50%, #f093fb 100%) !important;
}

/* Light Theme Hero Section */
:root[data-theme="light"] .hero-section {
    background: linear-gradient(180deg, #667eea 0%, #764ba2 50%, #f093fb 100%) !important;
}

:root[data-theme="light"] .navbar-custom {
    background: rgba(255, 255, 255, 0.95) !important;
    border-bottom: 1px solid var(--border-color) !important;
}

:root[data-theme="light"] .navbar-brand,
:root[data-theme="light"] .nav-link {
    color: var(--text-primary) !important;
}

:root[data-theme="light"] .features-section {
    background: var(--bg-primary);
}

:root[data-theme="light"] .feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

:root[data-theme="light"] .feature-title {
    color: var(--text-primary);
}

:root[data-theme="light"] .feature-desc {
    color: var(--text-secondary);
}

:root[data-theme="light"] .category-series-section {
    background: var(--bg-secondary);
}

:root[data-theme="light"] .filters-section {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

:root[data-theme="light"] .filter-label {
    color: var(--text-primary);
}

:root[data-theme="light"] .filter-tag {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

:root[data-theme="light"] .models-section {
    background: var(--bg-secondary);
}

:root[data-theme="light"] .model-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

:root[data-theme="light"] .model-title {
    color: var(--text-primary);
}

:root[data-theme="light"] .model-category,
:root[data-theme="light"] .stat,
:root[data-theme="light"] .author-name {
    color: var(--text-secondary);
}

:root[data-theme="light"] .model-stats {
    border-bottom-color: var(--border-color);
}

:root[data-theme="light"] .model-audio audio {
    filter: none;
}

:root[data-theme="light"] .btn-load-more {
    background: var(--bg-card);
    border-color: var(--primary-blue);
}

:root[data-theme="light"] footer {
    background: var(--bg-secondary) !important;
    border-top-color: var(--border-color);
}

:root[data-theme="light"] footer h5 {
    color: var(--text-primary) !important;
}

:root[data-theme="light"] footer a,
:root[data-theme="light"] footer li {
    color: var(--text-secondary) !important;
}

:root[data-theme="light"] footer p {
    color: var(--text-light) !important;
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    border: none;
    box-shadow: 0 4px 16px rgba(22, 119, 255, 0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: all 0.3s ease;
    z-index: 1000;
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(22, 119, 255, 0.5);
}

.theme-toggle i {
    transition: transform 0.3s ease;
}

.theme-toggle:active i {
    transform: rotate(180deg);
}

@media (max-width: 768px) {
    .theme-toggle {
        bottom: 20px;
        right: 20px;
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
}