/* Sistema de Plataforma de Rádios - Design Único */

:root {
    /* Paleta de cores inspirada em ondas sonoras e frequências */
    --cor-primaria: #FF6B35;
    --cor-secundaria: #004E89;
    --cor-acento: #F77F00;
    --cor-fundo: #0A0E27;
    --cor-fundo-claro: #1A1E3E;
    --cor-texto: #E8E9ED;
    --cor-texto-escuro: #9BA4B5;
    --cor-sucesso: #06FFA5;
    --cor-perigo: #FF0A54;
    --cor-card: rgba(26, 30, 62, 0.8);
    
    /* Tipografia */
    --fonte-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --fonte-corpo: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Espaçamentos */
    --espacamento-xs: 0.5rem;
    --espacamento-sm: 1rem;
    --espacamento-md: 1.5rem;
    --espacamento-lg: 2rem;
    --espacamento-xl: 3rem;
    
    /* Bordas */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Sombras */
    --sombra-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --sombra-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --sombra-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --sombra-glow: 0 0 20px rgba(255, 107, 53, 0.3);
}

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--fonte-corpo);
    background: var(--cor-fundo);
    color: var(--cor-texto);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Fundo animado com gradiente */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 78, 137, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(247, 127, 0, 0.05) 0%, transparent 50%);
    z-index: -1;
    animation: pulseBackground 8s ease-in-out infinite;
}

@keyframes pulseBackground {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--cor-secundaria) 0%, var(--cor-primaria) 100%);
    padding: var(--espacamento-md) var(--espacamento-sm);
    box-shadow: var(--sombra-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--espacamento-sm);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    backdrop-filter: blur(10px);
}

.logo h1 {
    font-family: var(--fonte-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

/* Busca */
.search-container {
    max-width: 1200px;
    margin: var(--espacamento-lg) auto;
    padding: 0 var(--espacamento-sm);
}

.search-box {
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--espacamento-md) var(--espacamento-md) var(--espacamento-md) 3.5rem;
    background: var(--cor-fundo-claro);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--cor-texto);
    font-size: 1rem;
    font-family: var(--fonte-corpo);
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--cor-primaria);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
}

.search-icon {
    position: absolute;
    left: var(--espacamento-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--cor-texto-escuro);
    font-size: 1.2rem;
}

/* Grid de Rádios */
.radios-container {
    max-width: 1200px;
    margin: 0 auto var(--espacamento-xl);
    padding: 0 var(--espacamento-sm);
}

.radios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--espacamento-md);
}

/* Card de Rádio */
.radio-card {
    background: var(--cor-card);
    border-radius: var(--radius-md);
    padding: var(--espacamento-md);
    box-shadow: var(--sombra-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.radio-card-content {
    cursor: pointer;
}

.radio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--cor-primaria), var(--cor-acento));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.radio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--sombra-lg), var(--sombra-glow);
    border-color: var(--cor-primaria);
}

.radio-card:hover::before {
    transform: scaleX(1);
}

.radio-card.playing {
    border-color: var(--cor-primaria);
    box-shadow: 0 0 30px rgba(255, 107, 53, 0.4);
}

.radio-card.playing::before {
    transform: scaleX(1);
    animation: playingPulse 1.5s ease-in-out infinite;
}

@keyframes playingPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.radio-logo {
    width: 100%;
    height: 160px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: linear-gradient(135deg, var(--cor-secundaria), var(--cor-primaria));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    margin-bottom: var(--espacamento-md);
}

.radio-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.radio-info {
    margin-bottom: var(--espacamento-md);
}

.radio-nome {
    font-family: var(--fonte-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--espacamento-xs);
    line-height: 1.3;
}

.radio-local {
    color: var(--cor-texto-escuro);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.btn-play {
    width: 100%;
    padding: var(--espacamento-md);
    background: linear-gradient(135deg, var(--cor-primaria), var(--cor-acento));
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-family: var(--fonte-corpo);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--espacamento-xs);
    box-shadow: var(--sombra-sm);
}

.btn-play:hover {
    transform: scale(1.05);
    box-shadow: var(--sombra-md);
}

.btn-play:active {
    transform: scale(0.98);
}

.btn-play.playing {
    background: linear-gradient(135deg, var(--cor-perigo), #ff3366);
}

/* Player fixo */
.player-fixed {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--cor-fundo-claro);
    padding: var(--espacamento-md);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    border-top: 2px solid var(--cor-primaria);
    transform: translateY(100%);
    transition: transform 0.4s ease;
    z-index: 1000;
}

.player-fixed.active {
    transform: translateY(0);
}

.player-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--espacamento-md);
}

.player-info {
    flex: 1;
    min-width: 0;
}

.player-radio-nome {
    font-weight: 600;
    color: white;
    font-size: 1.1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-radio-local {
    color: var(--cor-texto-escuro);
    font-size: 0.9rem;
}

.player-controls {
    display: flex;
    gap: var(--espacamento-sm);
    align-items: center;
}

.btn-control {
    width: 48px;
    height: 48px;
    background: var(--cor-primaria);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-control:hover {
    transform: scale(1.1);
    box-shadow: var(--sombra-glow);
}

/* Wave Animation */
.wave-container {
    display: flex;
    align-items: center;
    gap: 3px;
    height: 24px;
}

.wave-bar {
    width: 3px;
    background: var(--cor-primaria);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.wave-bar:nth-child(1) { animation-delay: 0s; }
.wave-bar:nth-child(2) { animation-delay: 0.1s; }
.wave-bar:nth-child(3) { animation-delay: 0.2s; }
.wave-bar:nth-child(4) { animation-delay: 0.3s; }
.wave-bar:nth-child(5) { animation-delay: 0.4s; }

@keyframes wave {
    0%, 100% { height: 8px; }
    50% { height: 24px; }
}

/* Footer */
.footer {
    background: var(--cor-fundo-claro);
    padding: var(--espacamento-lg) var(--espacamento-sm);
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--espacamento-xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.aviso-legal {
    color: var(--cor-texto-escuro);
    font-size: 0.85rem;
    margin-bottom: var(--espacamento-sm);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--espacamento-md);
    flex-wrap: wrap;
    margin-top: var(--espacamento-sm);
}

.footer-link {
    color: var(--cor-primaria);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--cor-acento);
}

/* Mensagens */
.message {
    max-width: 1200px;
    margin: var(--espacamento-md) auto;
    padding: var(--espacamento-md);
    border-radius: var(--radius-sm);
    text-align: center;
}

.message.error {
    background: rgba(255, 10, 84, 0.1);
    border: 1px solid var(--cor-perigo);
    color: var(--cor-perigo);
}

.message.success {
    background: rgba(6, 255, 165, 0.1);
    border: 1px solid var(--cor-sucesso);
    color: var(--cor-sucesso);
}

.empty-state {
    text-align: center;
    padding: var(--espacamento-xl);
    color: var(--cor-texto-escuro);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--espacamento-md);
    opacity: 0.5;
}

/* Responsividade */
@media (max-width: 768px) {
    .logo h1 {
        font-size: 1.4rem;
    }
    
    .radios-grid {
        grid-template-columns: 1fr;
    }
    
    .player-content {
        flex-direction: column;
        text-align: center;
    }
    
    .player-info {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header {
        padding: var(--espacamento-sm);
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .logo h1 {
        font-size: 1.2rem;
    }
}

/* Animações de entrada */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.radio-card {
    animation: fadeInUp 0.5s ease backwards;
}

.radio-card:nth-child(1) { animation-delay: 0.1s; }
.radio-card:nth-child(2) { animation-delay: 0.2s; }
.radio-card:nth-child(3) { animation-delay: 0.3s; }
.radio-card:nth-child(4) { animation-delay: 0.4s; }
.radio-card:nth-child(5) { animation-delay: 0.5s; }
.radio-card:nth-child(6) { animation-delay: 0.6s; }


/* ============================================
   SISTEMA DE ANÚNCIOS
   ============================================ */

/* Container Geral de Anúncios */
.anuncio-container {
    margin: var(--espacamento-lg) 0;
    padding: var(--espacamento-md);
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-md);
    overflow: hidden;
    text-align: center;
}

/* Anúncio no Topo */
.anuncio-topo {
    margin-top: 0;
    margin-bottom: var(--espacamento-xl);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05), rgba(247, 127, 0, 0.05));
    border: 1px solid rgba(255, 107, 53, 0.2);
}

/* Anúncio no Meio */
.anuncio-meio {
    margin: var(--espacamento-xl) 0;
    background: rgba(0, 78, 137, 0.05);
    border: 1px solid rgba(0, 78, 137, 0.2);
    grid-column: 1 / -1;
}

/* Anúncio no Rodapé */
.anuncio-rodape {
    margin-bottom: 0;
    margin-top: var(--espacamento-xl);
    background: linear-gradient(135deg, rgba(6, 255, 165, 0.05), rgba(0, 229, 160, 0.05));
    border: 1px solid rgba(6, 255, 165, 0.2);
}

/* Anúncio na Sidebar */
.anuncio-sidebar {
    position: sticky;
    top: calc(80px + var(--espacamento-md));
    margin: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-height: calc(100vh - 100px);
    overflow-y: auto;
}

/* Responsivo */
@media (max-width: 768px) {
    .anuncio-sidebar {
        position: static;
        margin: var(--espacamento-lg) 0;
        max-height: none;
    }
    
    .anuncio-container {
        padding: var(--espacamento-sm);
    }
}

/* Animações */
.anuncio-container {
    animation: fadeInUp 0.6s ease;
}

/* Estilos para iframes */
.anuncio-container iframe {
    max-width: 100%;
    border: none;
    display: block;
    margin: 0 auto;
}

/* Grid com Sidebar */
.content-with-sidebar {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--espacamento-xl);
    align-items: start;
}

@media (max-width: 1024px) {
    .content-with-sidebar {
        grid-template-columns: 1fr;
    }
}