/* Google Fonts - Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-body: #0f172a;
    --bg-surface: #1e293b;
    --bg-surface-hover: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    /* Blue */
    --accent-glow: rgba(59, 130, 246, 0.5);
    --border-color: #334155;
    --font-main: 'Inter', sans-serif;
    --nav-height: 70px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

/* Layout Grid */
.app-container {
    display: grid;
    grid-template-columns: 260px 1fr;
    grid-template-rows: var(--nav-height) 1fr auto;
    min-height: 100vh;
    grid-template-areas:
        "header header"
        "sidebar main"
        "footer footer";
}

/* Header */
.main-header {
    grid-area: header;
    background-color: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -1px;
    text-transform: uppercase;
    background: linear-gradient(45deg, #fff, var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.main-nav ul {
    display: flex;
    gap: 2rem;
}

.main-nav a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-glow);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* Sidebar */
.sidebar {
    grid-area: sidebar;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    /* Removed fixed height and overflow to allow natural page scrolling */
}

.sidebar-section {
    margin-bottom: 2.5rem;
}

.sidebar-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.sidebar-list li {
    margin-bottom: 0.75rem;
}

.sidebar-list a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.sidebar-list a:hover {
    background-color: var(--bg-surface-hover);
    color: var(--accent-color);
}

.sidebar-icon {
    width: 24px;
    height: 24px;
    background-color: var(--bg-body);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* Main Content */
.main-content {
    grid-area: main;
    padding: 2rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Schedule Table */
.schedule-container {
    background-color: var(--bg-surface);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin-bottom: 4rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.schedule-header {
    padding: 1.5rem;
    background-color: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
}

.schedule-table th,
.schedule-table td {
    padding: 1.2rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.schedule-table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
}

.schedule-table tr:last-child td {
    border-bottom: none;
}

.schedule-table tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.status-live {
    color: #ef4444;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-live::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background-color: #ef4444;
    border-radius: 50%;
    box-shadow: 0 0 10px #ef4444;
}

.btn-stream {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background-color: var(--accent-color);
    color: white;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-stream:hover {
    background-color: #2563eb;
    box-shadow: 0 0 15px var(--accent-glow);
}

/* Article Section */
.article-section {
    background-color: var(--bg-surface);
    padding: 3rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.article-content h2 {
    color: var(--text-primary);
    margin: 2rem 0 1rem;
    font-size: 1.5rem;
}

.article-content p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

/* Footer */
.main-footer {
    grid-area: footer;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 3rem 2rem;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.copyright {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "main"
            "footer";
    }

    .sidebar {
        display: none;
        /* Hidden on mobile/tablet for now, or toggleable */
    }

    .sidebar.active {
        display: block;
        position: fixed;
        left: 0;
        top: var(--nav-height);
        width: 260px;
        z-index: 99;
        background-color: var(--bg-surface);
        border-right: 1px solid var(--border-color);
    }

    .mobile-menu-btn {
        display: block;
    }

    .main-nav {
        display: none;
    }

    .main-nav.active {
        display: block;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        background-color: var(--bg-surface);
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
    }

    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .main-content {
        padding: 1.5rem;
    }
}