@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@700;800;900&family=Fira+Code:wght@400;500&display=swap');

:root {
    /* Dark Mode Defaults */
    --bg-base: #0B0F19;
    --bg-surface: #111827;
    --bg-card: #1F2937;
    --border-color: #374151;
    --text-primary: #F9FAFB;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    --accent-indigo: #6366F1;
    --accent-indigo-hover: #4F46E5;
    --accent-emerald: #10B981;
    --accent-emerald-hover: #059669;
    --accent-amber: #F59E0B;
    --accent-red: #EF4444;

    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Fira Code', monospace;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition-fast: 0.2s ease;
}

.light-mode {
    --bg-base: #F3F4F6;
    --bg-surface: #FFFFFF;
    --bg-card: #F9FAFB;
    --border-color: #E5E7EB;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #9CA3AF;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.03);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-primary);
}

a {
    color: var(--accent-indigo);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Nav */
.site-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

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

.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 38px;
    height: 38px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: border var(--transition-fast), color var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    padding: 5rem 0 4rem;
    text-align: center;
    background: radial-gradient(circle at top, rgba(99, 102, 241, 0.15), transparent 60%);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #FFFFFF, var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-indigo), var(--accent-indigo-hover));
    color: #FFFFFF;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.cta-button:hover {
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px rgba(99, 102, 241, 0.5);
}

/* Main Content Grid */
.main-content {
    flex: 1;
    padding: 3rem 0;
}

/* Cards */
.episodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-indigo);
    box-shadow: var(--shadow-lg);
}

.card-img-wrapper {
    position: relative;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    background-color: #111827;
}

.card-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.card-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.card-title a {
    color: var(--text-primary);
}

.card-title a:hover {
    color: var(--accent-indigo);
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: var(--border-color);
    color: var(--text-secondary);
}

.badge-primary {
    background-color: rgba(99, 102, 241, 0.15);
    color: #818CF8;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-source {
    background-color: rgba(16, 185, 129, 0.15);
    color: #34D399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-queued {
    background-color: rgba(156, 163, 175, 0.15);
    color: #9CA3AF;
    border: 1px solid rgba(156, 163, 175, 0.3);
}

.badge-generating {
    background-color: rgba(99, 102, 241, 0.15);
    color: #818CF8;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-completed {
    background-color: rgba(16, 185, 129, 0.15);
    color: #34D399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-failed {
    background-color: rgba(239, 68, 68, 0.15);
    color: #F87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-published {
    background-color: rgba(16, 185, 129, 0.15);
    color: #10B981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-draft {
    background-color: rgba(245, 158, 11, 0.15);
    color: #F59E0B;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Category cards grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.cat-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.cat-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-indigo);
}

/* Alerts */
.alerts-wrapper {
    margin-bottom: 1rem;
}

.alert {
    padding: 1rem 1.5rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    border-left: 4px solid;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: var(--accent-emerald);
    color: #10B981;
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    border-color: var(--accent-amber);
    color: #F59E0B;
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: var(--accent-red);
    color: #EF4444;
}

/* Footer */
.site-footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: auto;
}

.footer-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

.btn-primary {
    background-color: var(--accent-indigo);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--accent-indigo-hover);
    color: #FFFFFF;
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.btn-danger {
    background-color: var(--accent-red);
    color: #FFFFFF;
}

.btn-danger:hover {
    background-color: #DC2626;
    color: #FFFFFF;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-surface);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), outline var(--transition-fast);
}

select.form-control option {
    background-color: var(--bg-surface);
    color: var(--text-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-indigo);
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

/* Search bar */
.search-form {
    display: flex;
    gap: 0.5rem;
    max-width: 500px;
    margin: 0 auto;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

@media(max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    .footer-layout {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    .nav-wrapper {
        flex-direction: column;
        gap: 1rem;
    }
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
}

/* Responsive Grid Utilities */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.grid-split-15-1 {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 1rem;
}

.grid-split-1-15 {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 1rem;
}

.grid-split-15-05 {
    display: grid;
    grid-template-columns: 1.5fr 0.5fr;
    gap: 1rem;
}

.grid-split-2-1 {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.grid-split-25-1 {
    display: grid;
    grid-template-columns: 2.5fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .grid-2,
    .grid-split-15-1,
    .grid-split-1-15,
    .grid-split-15-05,
    .grid-split-2-1,
    .grid-split-25-1 {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
}