:root {
    --gold: #D4AF37;
    --dark-blue: #0a0e1a;
    --light-blue: #1a2540;
    --accent-blue: #00e5ff;
    --glass: rgba(0, 0, 0, 0.75);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; }

body {
    background: url('https://djrusso.com.ar/img/fondo.jpg') no-repeat center center fixed;
    background-size: cover;
    color: white;
    background-color: var(--dark-blue);
}

header {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    background: rgba(10, 14, 26, 0.95);
    border-bottom: 2px solid var(--gold); padding: 8px 0;
}

.navbar-top, .navbar-bottom {
    display: flex; justify-content: space-between; align-items: center;
    padding: 3px 10px; max-width: 1200px; margin: auto;
}

.main-logo { height: 45px; filter: drop-shadow(0 0 5px var(--gold)); transition: 0.3s; }

.nav-row { 
    display: flex; list-style: none; gap: 8px; overflow-x: auto; padding-bottom: 2px;
    scrollbar-width: none; -ms-overflow-style: none;
}
.nav-row::-webkit-scrollbar { display: none; }

.btn-oval {
    color: white; text-decoration: none; padding: 6px 14px;
    border-radius: 25px; font-size: 13px; font-weight: 600;
    background: var(--light-blue); border: 1px solid rgba(255,255,255,0.1);
    transition: 0.3s; white-space: nowrap;
}

.shadow { box-shadow: 0 4px 8px rgba(0,0,0,0.8); }

.btn-oval.active {
    background: white !important; color: var(--dark-blue) !important;
    box-shadow: none !important; transform: translateY(2px);
}

.content-section { display: none; padding: 130px 15px 110px; min-height: 100vh; }
.content-section.active { display: block; animation: fadeIn 0.4s ease; }
.section-title { color: var(--gold); margin-bottom: 20px; font-size: 24px; text-shadow: 0 2px 5px rgba(0,0,0,0.8); }

.radio-card, .info-card {
    background: var(--glass); backdrop-filter: blur(5px);
    border-radius: 20px; padding: 20px; margin-bottom: 20px;
    border: 1px solid rgba(212, 175, 55, 0.4); box-shadow: 0 10px 25px rgba(0,0,0,0.8);
}
.transparent-card { background: rgba(0, 0, 0, 0.45); backdrop-filter: blur(2px); }

.radio-card { display: flex; align-items: center; gap: 15px; cursor: pointer; }
.radio-logo { width: 80px; height: 80px; border-radius: 50%; border: 2px solid var(--gold); }
.live-badge { background: rgba(255, 61, 0, 0.2); padding: 4px 8px; border-radius: 10px; color: #ff3d00; font-size: 10px; font-weight: 800; display: inline-block; margin-top: 5px; }
.dot { height: 8px; width: 8px; background: #ff3d00; border-radius: 50%; display: inline-block; animation: pulse 1s infinite; margin-right: 3px;}
.card-body p { font-size: 14px; margin: 5px 0; color: #e0e0e0; }
.tags span { background: rgba(255,255,255,0.1); padding: 3px 8px; border-radius: 15px; font-size: 10px; margin: 3px; display: inline-block; color: var(--gold); }

.contact-grid { display: flex; flex-direction: column; gap: 15px; max-width: 500px; margin: 0 auto; }
.c-btn {
    background: rgba(10, 14, 26, 0.85); color: white; text-decoration: none;
    padding: 15px 20px; border-radius: 15px; display: flex; align-items: center; gap: 15px;
    border: 1px solid var(--gold); box-shadow: 0 8px 15px rgba(0,0,0,0.6); transition: 0.3s;
}
.c-btn i { font-size: 28px; color: var(--accent-blue); width: 30px; text-align: center; }
.c-btn div { display: flex; flex-direction: column; }
.c-btn span { font-weight: 600; font-size: 16px; }
.c-btn small { font-size: 12px; color: #a0aabf; }
.c-btn:hover { background: var(--light-blue); transform: translateY(-3px); }

.player-bar {
    position: fixed; bottom: 0; width: 100%; height: 85px; background: rgba(10, 14, 26, 0.98);
    display: flex; justify-content: space-between; align-items: center; padding: 0 15px;
    border-top: 2px solid var(--gold); z-index: 2000;
}
.player-content { display: flex; align-items: center; gap: 15px; width: 65%; }
.main-play {
    width: 55px; height: 55px; background: #ff4500; border: none; border-radius: 50%; color: white; font-size: 22px; 
    box-shadow: 0 0 15px rgba(255, 69, 0, 0.5); flex-shrink: 0; cursor: pointer;
}
.now-playing { display: flex; flex-direction: column; justify-content: center; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; width: 100%; }
.now-playing span { color: white; font-weight: 700; font-size: 16px; line-height: 1.2; }

.btn-install { background: #2ecc71; border: none; padding: 10px 15px; border-radius: 30px; color: white; font-weight: 800; font-size: 12px; cursor: pointer; }

/* NUEVO: Botón de Calidad (HQ/LQ) */
.btn-quality {
    border: 1px solid var(--gold); padding: 8px 12px; border-radius: 8px; 
    color: white; font-weight: 800; font-size: 12px; cursor: pointer; transition: 0.3s;
}
.hq-active { background: #ff4500; border-color: #ff4500; box-shadow: 0 0 10px rgba(255, 69, 0, 0.5); }
.lq-active { background: #555; color: #ccc; border-color: #777; }

/* NUEVO: Toast de Ahorro de Datos */
.data-toast {
    position: fixed; bottom: 100px; left: 50%; transform: translateX(-50%) translateY(20px);
    background: rgba(10, 14, 26, 0.95); border: 1px solid var(--gold);
    color: white; padding: 15px; border-radius: 15px; box-shadow: 0 10px 30px rgba(0,0,0,0.8);
    z-index: 1500; width: 90%; max-width: 400px; text-align: center;
    opacity: 0; visibility: hidden; transition: 0.4s ease;
}
.data-toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.data-toast p { font-size: 13px; margin-bottom: 15px; }
.toast-btns { display: flex; justify-content: space-around; gap: 10px; }
.t-btn { padding: 8px 15px; border: none; border-radius: 20px; font-weight: bold; cursor: pointer; width: 100%; }
.t-yes { background: var(--gold); color: black; }
.t-no { background: #333; color: white; }

/* GALERIA & LIGHTBOX */
.photo-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.photo-grid img { width: 100%; height: 160px; object-fit: cover; border-radius: 15px; border: 1px solid var(--gold); cursor: pointer; }
.video-grid { display: grid; grid-template-columns: 1fr; gap: 15px; margin-top: 20px; }
video { width: 100%; border-radius: 15px; border: 1px solid var(--gold); background: #000; }
.lightbox { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.95); z-index: 5000; justify-content: center; align-items: center; }
.lb-wrapper { width: 100%; display: flex; justify-content: center; align-items: center; height: 100%; }
.lb-wrapper img { max-width: 95vw; max-height: 75vh; border: 2px solid var(--gold); border-radius: 10px; user-select: none; }
.close-lb { position: absolute; top: 20px; right: 20px; color: white; font-size: 40px; cursor: pointer; z-index: 5001; }
.lb-nav { position: absolute; bottom: 30px; display: flex; gap: 40px; z-index: 5001; }
.lb-nav button { background: rgba(0,0,0,0.5); border: 2px solid var(--gold); color: white; width: 50px; height: 50px; border-radius: 50%; font-size: 20px; cursor: pointer; }

@keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.3; } 100% { opacity: 1; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

@media (min-width: 800px) {
    .navbar-top, .navbar-bottom { padding: 8px 10px; }
    .main-logo { height: 75px; }
    .btn-oval { font-size: 16px; padding: 10px 25px; }
    .content-section { padding-top: 180px; }
    .photo-grid { grid-template-columns: repeat(4, 1fr); }
    .video-grid { grid-template-columns: repeat(2, 1fr); }
    .hide-mobile { display: inline; }
}