/* --- Configurações Globais e Fontes --- */
:root {
    --primary-color: #3b82f6; /* Azul suave */
    --background-color: #f8fafc; /* Branco-gelo */
    --text-color: #334155; /* Cinza escuro */
    --card-bg-color: #ffffff;
    --shadow-color: rgba(0, 0, 0, 0.08);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* --- Cabeçalho (Header) --- */
header {
    background: linear-gradient(135deg, var(--primary-color), #60a5fa);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

header .subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.9;
}

/* --- Galeria de Vídeos --- */
.video-container {
    display: grid;
    /* Cria colunas responsivas: no mínimo 320px, preenchendo o espaço */
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    padding: 3rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* --- Card de Vídeo Individual --- */
.video-card {
    background-color: var(--card-bg-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    /* Animação de entrada */
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.5s ease forwards;
}

/* Adiciona um atraso na animação de cada card */
.video-card:nth-child(1) { animation-delay: 0.1s; }
.video-card:nth-child(2) { animation-delay: 0.2s; }
.video-card:nth-child(3) { animation-delay: 0.3s; }
.video-card:nth-child(4) { animation-delay: 0.4s; }
/* ... continue se tiver mais de 4 vídeos */


.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.video-card video {
    width: 100%;
    height: auto;
    display: block;
}

.card-content {
    padding: 1.5rem;
}

.card-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.card-content .date {
    font-size: 0.9rem;
    color: #94a3b8;
    margin-top: 0.25rem;
}

/* --- Rodapé (Footer) --- */
.footer {
    background-color: #1e293b;
    color: #cbd5e1;
    text-align: center;
    padding: 2.5rem 1rem;
    margin-top: 2rem;
}

.social-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin: 1rem 0;
}

.social-links a {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
}

.social-links i {
    margin-right: 0.5rem;
}

.copyright {
    font-size: 0.9rem;
    margin-top: 1rem;
    color: #94a3b8;
}

/* --- Botão Flutuante (Voltar ao Topo) --- */
.top-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    cursor: pointer;
    display: none; /* Inicia escondido */
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s, transform 0.3s;
    z-index: 1000;
}

.top-button:hover {
    background-color: #2563eb;
    transform: scale(1.1);
}

/* --- Animação de Entrada dos Cards --- */
@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Responsividade para Telas Menores --- */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .video-container {
        padding: 2rem 1rem;
        grid-template-columns: 1fr; /* Uma coluna em telas pequenas */
    }
}

/* ---
   ESTILOS ADICIONAIS
   --- */

/* --- Navegação Principal (Header) --- */
.main-nav {
    background-color: rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: center;
    padding: 0.5rem;
    gap: 1rem;
    border-radius: 12px;
    margin: 1.5rem auto 0 auto;
    max-width: 600px;
}

.nav-button {
    color: white;
    text-decoration: none;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.nav-button:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.nav-button.active {
    background-color: white;
    color: var(--primary-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* --- Página BAHIA (Feed Social) --- */
.social-feed-container {
    max-width: 700px;
    margin: 2rem auto;
    padding: 0 1rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.social-post {
    background-color: var(--card-bg-color);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-color);
    /* Animação */
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.5s ease forwards;
}

.post-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
}

.post-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

.post-header strong {
    font-weight: 600;
}

.post-header .post-location {
    display: block;
    font-size: 0.85rem;
    color: #94a3b8;
}
.post-header .post-location i {
    margin-right: 4px;
}

.post-media {
    width: 100%;
    height: auto;
    display: block;
    background-color: #f1f5f9; /* Fundo para mídias carregando */
}

.post-content {
    padding: 1rem;
}

.post-actions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.post-actions button {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-color);
    transition: color 0.3s ease, transform 0.2s ease;
}

.post-actions button:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}
.post-actions button:active {
    transform: scale(0.9);
}

.post-content p {
    margin-bottom: 0.5rem;
}

.post-date {
    font-size: 0.8rem;
    color: #94a3b8;
    text-transform: uppercase;
}

/* --- Página UPLOAD --- */
.upload-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 1rem;
}

.upload-form {
    background-color: var(--card-bg-color);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 8px 24px var(--shadow-color);
    text-align: center;
}

.upload-form h2 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.upload-form h2 i {
    margin-right: 0.5rem;
}

.upload-area {
    border: 3px dashed #cbd5e1;
    border-radius: 12px;
    padding: 2rem;
    margin: 1.5rem 0;
    background-color: #f8fafc;
    transition: border-color 0.3s, background-color 0.3s;
}

.upload-area.dragging {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.btn-upload-select {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-family: 'Poppins', sans-serif;
    margin-top: 0.5rem;
}
.btn-upload-select:hover {
    background-color: #2563eb;
}

.file-preview {
    text-align: left;
    margin-bottom: 1.5rem;
}

.file-preview h4 {
    margin-bottom: 0.5rem;
}

.file-item {
    background-color: #f1f5f9;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}
.file-item i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.form-group {
    text-align: left;
    margin-bottom: 1.5rem;
}
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
    font-family: 'Poppins', sans-serif;
    resize: vertical;
}

.btn-submit-upload {
    background-color: #16a34a; /* Verde */
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    width: 100%;
}
.btn-submit-upload:hover {
    background-color: #15803d;
}
.btn-submit-upload:disabled {
    background-color: #94a3b8;
    cursor: not-allowed;
}

.upload-warning {
    display: block;
    margin-top: 1rem;
    padding: 0.75rem;
    background-color: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
    border-radius: 8px;
}

/* ---
   NOVOS ESTILOS PARA UPLOAD.PHP E BAHIA.PHP
   --- */

/* --- Página BAHIA (Feed) --- */

/* Responsividade para Vídeos do YouTube */
.video-responsive {
    overflow: hidden;
    padding-bottom: 56.25%; /* Proporção 16:9 */
    position: relative;
    height: 0;
}

.video-responsive iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* --- Página UPLOAD (Formulário) --- */
.form-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 1rem;
}

.upload-form-php {
    background-color: var(--card-bg-color);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 8px 24px var(--shadow-color);
}

.upload-form-php h2 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input[type="text"],
.form-group input[type="file"],
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
}

.form-group input[type="file"] {
    padding: 0.5rem;
    background-color: #f8fafc;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Estilo dos Radio Buttons */
.form-group-radio {
    margin-bottom: 1.5rem;
}
.form-group-radio label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.radio-options {
    display: flex;
    gap: 1rem;
}
.radio-options input[type="radio"] {
    display: none; /* Esconde o radio button padrão */
}
.radio-options label {
    flex: 1;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    font-weight: 500;
    transition: border-color 0.3s, background-color 0.3s;
}
.radio-options label i {
    margin-right: 0.5rem;
}
/* Estilo do radio button selecionado */
.radio-options input[type="radio"]:checked + label {
    border-color: var(--primary-color);
    background-color: #eff6ff;
    color: var(--primary-color);
}

/* Botão de Envio */
.btn-submit-upload {
    background-color: #16a34a; /* Verde */
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    width: 100%;
}
.btn-submit-upload:hover {
    background-color: #15803d;
}

/* Mensagens de Aviso (Sucesso/Erro) */
.aviso {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
}
.aviso.sucesso {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}
.aviso.erro {
    background-color: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}