/* Spotify-inspired styling */
:root {
    --primary-red: #e51937;
    --bg-dark: #121212;
    --card-dark: #181818;
    --hover-dark: #282828;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
}

body {
    background: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Circular Std', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

main {
    margin-left: 260px;
    padding: 20px 32px;
    background: var(--bg-dark);
    min-height: 100vh;
}

header {
    padding: 24px 0;
    margin-bottom: 24px;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.content {
    margin-bottom: 32px;
}

.content h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.partner-card {
    background: var(--card-dark);
    border-radius: 8px;
    padding: 24px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.partner-card:hover {
    background: var(--hover-dark);
    transform: translateY(-4px);
}

.partner-logo {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: var(--bg-dark);
    border-radius: 6px;
    padding: 16px;
}

.partner-logo img {
    max-width: 80%;
    max-height: 80px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.partner-card:hover .partner-logo img {
    opacity: 1;
}

.partner-info h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.partner-details {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.partner-details li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.partner-details li i {
    color: var(--primary-red);
    margin-right: 12px;
    font-size: 0.8rem;
}

.impressions {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.impressions i {
    color: var(--primary-red);
    margin-right: 8px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .partner-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    main {
        margin-left: 0;
        padding: 16px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .partner-grid {
        grid-template-columns: 1fr;
    }
    
    .partner-card {
        padding: 20px;
    }
}

/* Hamburger Menu */
.hamburger {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 100;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    width: 44px;
    height: 44px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    #sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    #sidebar.active {
        transform: translateX(0);
    }
}