:root {
    --primary-color: #C8192A;
    --secondary-color: #2C3E50;
    --light-color: #F8F9FA;
    --dark-color: #343A40;
    --text-color: #333333;
    --border-radius: 8px;
    --success-color: #28a745;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-color) 100%);
    color: var(--light-color);
    line-height: 1.6;
    min-height: 100vh;
    padding-bottom: 60px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
.header {
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

.logo {
    max-width: 100%;
    height: auto;
    margin-bottom: 15px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: #a01420;
    transform: translateY(-3px);
}

.whatsapp-container {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 10px 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.whatsapp-container:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.whatsapp-icon {
    width: 24px;
    height: 24px;
    margin-right: 10px;
    background-image: url('https://pbr-def.srvsite.com/template/onepage1/img/whatsapp.png');
    background-size: contain;
    background-repeat: no-repeat;
}

/* Player Styles */
.player-container {
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.current-song-info {
    text-align: center;
    margin-bottom: 25px;
}

.current-song-info h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.album-cover {
    width: 150px;
    height: 150px;
    margin: 0 auto 15px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-color);
    background-color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #aaa;
}

.album-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.song-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 5px;
    text-transform: uppercase;
}

.artist-name {
    font-size: 1.1rem;
    color: #aaa;
    margin-bottom: 15px;
}

.player-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.play-pause-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.play-pause-btn:hover {
    background-color: #a01420;
    transform: scale(1.05);
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    max-width: 300px;
}

.volume-icon {
    color: var(--primary-color);
}

.volume-slider {
    flex-grow: 1;
    -webkit-appearance: none;
    height: 6px;
    background: #444;
    border-radius: 3px;
    outline: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
}

.volume-percentage {
    min-width: 80px;
    text-align: right;
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #a01420 100%);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    margin-bottom: 30px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(200, 25, 42, 0.3);
}

.cta-content h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: white;
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.benefit-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
}

.benefit-item i {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: white;
}

.benefit-item h4 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.cta-action {
    background: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
}

.cta-button {
    display: inline-block;
    background: white;
    color: var(--primary-color);
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    margin-top: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    color: #a01420;
}

/* Programs Section */
.programs-section {
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.section-title {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.program-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all 0.3s ease;
}

.program-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.program-cover {
    height: 150px;
    background-color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #aaa;
}

.program-info {
    padding: 15px;
}

.program-title {
    font-weight: 700;
    margin-bottom: 5px;
}

.program-artist {
    color: #aaa;
    font-size: 0.9rem;
}

/* App Banner */
.app-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://pbr-def.srvsite.com/img/app/banner-g2.jpg');
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius);
    padding: 40px 20px;
    margin-bottom: 30px;
    text-align: center;
}

.app-download-btn {
    display: inline-block;
    transition: all 0.3s ease;
}

.app-download-btn:hover {
    transform: scale(1.05);
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px 0;
}

.copyright {
    display: block;
    margin-bottom: 15px;
    color: #aaa;
    font-size: 0.9rem;
}

.host-logo {
    max-width: 150px;
    height: auto;
}

/* Responsive Adjustments */
@media (min-width: 768px) {
    .header-content {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    
    .logo-container {
        flex-direction: row;
        margin-bottom: 0;
    }
    
    .social-whatsapp {
        display: flex;
        align-items: center;
        gap: 15px;
    }
    
    .player-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        align-items: center;
    }
}

@media (max-width: 767px) {
    .container {
        padding: 15px;
    }
    
    .header, .player-container, .programs-section, .cta-section {
        padding: 15px;
    }
    
    .album-cover {
        width: 120px;
        height: 120px;
    }
    
    .song-title {
        font-size: 1.3rem;
    }
    
    .programs-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content h2 {
        font-size: 1.5rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus styles for accessibility */
button:focus,
a:focus,
input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}