/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color System */
    --primary-blue: #1877f2;
    --accent-pink: #ff6b9d;
    --pink-hover: #ff8fb3;
    --bg-primary: #ffffff;
    --bg-secondary: #f0f2f5;
    --text-primary: #050505;
    --text-secondary: #65676b;
    --border-color: #e4e6eb;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Sidebar */
    --sidebar-width-collapsed: 80px;
    --sidebar-width-expanded: 240px;
    --sidebar-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.logo-button {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    display: flex;
    align-items: center;
    height: 48px;
    transition: opacity 0.2s;
    position: relative;
    z-index: 1002;
}

.logo-button:hover {
    opacity: 0.8;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: auto;
    height: 32px;
    object-fit: contain;
    display: block;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

/* ============================================
   TOP NAVIGATION - CENTERED
   ============================================ */
.top-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
}

.top-nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
    position: relative;
}

.top-nav-item:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.top-nav-item svg {
    width: 24px;
    height: 24px;
}

.top-nav-item::after {
    content: attr(title);
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-primary);
    color: white;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
    transform: translateX(-50%) translateY(-5px);
    z-index: 1001;
    box-shadow: var(--shadow-md);
}

.top-nav-item:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ============================================
   MAIN LAYOUT CONTAINER
   ============================================ */
.main-container {
    display: grid;
    grid-template-columns: var(--sidebar-width-collapsed) 1fr 0;
    gap: 0;
    margin-top: 60px;
    min-height: calc(100vh - 60px);
    transition: grid-template-columns var(--sidebar-transition);
}

.main-container.sidebar-expanded {
    grid-template-columns: var(--sidebar-width-expanded) 1fr 0;
}

/* Ensure content area is centered in its grid column */
.main-container > #app-content {
    grid-column: 2;
    justify-self: center;
    width: 100%;
    max-width: 1200px;
}

/* ============================================
   LEFT SIDEBAR
   ============================================ */
.sidebar {
    position: fixed;
    left: 0;
    top: 60px;
    width: var(--sidebar-width-collapsed);
    height: calc(100vh - 60px);
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    transition: width var(--sidebar-transition), transform var(--sidebar-transition);
    overflow: hidden;
    z-index: 999;
    display: flex;
    flex-direction: column;
}

.sidebar:not(.expanded) {
    overflow: visible;
}

.sidebar.expanded {
    width: var(--sidebar-width-expanded);
}

.sidebar-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border-radius: 50%;
    transition: background-color 0.2s;
    z-index: 10;
}

.sidebar.expanded .sidebar-close {
    display: flex;
}

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

.sidebar-close svg {
    width: 18px;
    height: 18px;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md) var(--spacing-xs);
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    overflow-y: auto;
    overflow-x: visible;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary);
    transition: background-color 0.2s, transform 0.2s;
    position: relative;
    min-height: 48px;
    overflow: visible;
}

.nav-item:hover {
    background-color: var(--bg-secondary);
    transform: translateX(2px);
}

.nav-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-blue);
    flex-shrink: 0;
    transition: color 0.2s;
}

.nav-item:hover .nav-icon {
    color: var(--primary-blue);
    opacity: 0.8;
}

.nav-label {
    font-size: 0.9375rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
}

/* Show label on hover when collapsed - FIXED FOR VISIBILITY */
.sidebar:not(.expanded) .nav-item {
    overflow: visible;
}

.sidebar:not(.expanded) .nav-item:hover .nav-label {
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background-color: #2c2c2c;
    color: white;
    padding: 8px 14px;
    border-radius: 8px;
    opacity: 1;
    z-index: 1000000;
    pointer-events: none;
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    display: block;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Ensure collapsed sidebar allows overflow so tooltip isn't clipped */
.sidebar:not(.expanded) {
    overflow: visible !important;
}

/* Raise stacking context for nav items and tooltips */
.sidebar:not(.expanded) .nav-item {
    z-index: 1000;
}
.sidebar:not(.expanded) .nav-item:hover {
    z-index: 100000;
}
.sidebar:not(.expanded) .nav-item:hover .nav-label {
    pointer-events: auto;
    opacity: 1;
    transform: translateY(0);
}

/* Add arrow to tooltip */
.sidebar:not(.expanded) .nav-item:hover .nav-label::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 6px 6px 6px 0;
    border-color: transparent #2c2c2c transparent transparent;
}

/* Show label always when expanded */
.sidebar.expanded .nav-label {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* ============================================
   SIDEBAR BACKDROP (Mobile overlay)
   ============================================ */
.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 900;
    opacity: 0;
    transition: opacity 0.3s;
}

.sidebar-backdrop.active {
    display: block;
    opacity: 1;
}

/* ============================================
   CONTENT AREA
   ============================================ */
.content-area {
    padding: var(--spacing-lg) var(--spacing-md);
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
}

.content-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

/* ============================================
   NEWS ROW
   ============================================ */
.news-row {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.row-metadata {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-sm);
}

.metadata-logo {
    width: 24px;
    height: 24px;
    background-color: var(--bg-secondary);
    border-radius: 4px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.metadata-flag {
    width: 20px;
    height: 14px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
}

.row-cards-container {
    position: relative;
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    padding: var(--spacing-sm) 0;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.row-cards-container::-webkit-scrollbar {
    height: 6px;
}

.row-cards-container::-webkit-scrollbar-track {
    background: transparent;
}

.row-cards-container::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 3px;
}

.row-cards-container::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-secondary);
}

.scroll-indicator {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: var(--primary-blue);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    z-index: 10;
    transition: transform 0.2s, box-shadow 0.2s;
    opacity: 0.9;
}

.scroll-indicator:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-lg);
    opacity: 1;
}

.scroll-indicator svg {
    width: 20px;
    height: 20px;
    color: white;
}

.scroll-indicator.hidden {
    display: none;
}

/* ============================================
   NEWS CARD
   ============================================ */
.news-card {
    flex: 0 0 calc(33.333% - var(--spacing-md) * 2 / 3);
    min-width: 300px;
    background-color: var(--bg-primary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    font-size: 0.875rem;
    position: relative;
    overflow: hidden;
}

.card-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="white" opacity="0.1" d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/></svg>') center/cover;
    opacity: 0.3;
}

.card-content {
    padding: var(--spacing-md);
}

.card-headline {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.card-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    display: block;
}

.footer-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 600;
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* ============================================
   RIGHT COLUMN (reserved for future use)
   ============================================ */
.right-column {
    /* Reserved space for future content */
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .main-container {
        grid-template-columns: var(--sidebar-width-collapsed) 1fr;
    }
    
    .main-container.sidebar-expanded {
        grid-template-columns: var(--sidebar-width-expanded) 1fr;
    }
    
    .content-area {
        max-width: 100%;
        padding: var(--spacing-md);
    }
    
    .news-card {
        min-width: 280px;
        flex: 0 0 calc(50% - var(--spacing-md) / 2);
    }
}

/* ============================================
   MOBILE RESPONSIVE (768px and below)
   ============================================ */
@media (max-width: 768px) {
    /* Hide "footballgirl" text on mobile */
    .logo-text {
        display: none;
    }
    
    /* Remove sidebar from grid layout - make it overlay */
    .main-container {
        grid-template-columns: 1fr !important;
    }
    
    /* Sidebar slides in from left as overlay */
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width-expanded);
        box-shadow: none;
    }
    
    .sidebar.expanded {
        transform: translateX(0);
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.15);
    }
    
    /* Content uses full width on mobile */
    .content-area {
        padding: var(--spacing-md) var(--spacing-sm);
        margin: 0 auto;
        max-width: 100%;
    }
    
    .news-card {
        min-width: 250px;
        flex: 0 0 calc(100% - var(--spacing-md));
    }
    
    .top-bar {
        padding: 0 var(--spacing-sm);
    }
    
    .top-nav {
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .content-wrapper {
        gap: var(--spacing-lg);
    }
    
    .news-row {
        margin-bottom: var(--spacing-lg);
    }
    
    .card-headline {
        font-size: 1rem;
    }
}

/* Desktop optimization */
@media (min-width: 769px) {
    .content-area {
        padding: var(--spacing-lg) var(--spacing-xl);
    }
}