/*
 * Cores Base: Roxo/Azul do Fundo, Roxo Escuro para Containers, Ultra Glossy para Botões.
 */
:root {
    /* Cores Dark/Roxo */
    --main-bg-dark: #1e1b2e; /* Roxo escuro para o fundo principal (Fallback) */
    --container-bg-dark: #2a2640; /* Roxo ligeiramente mais claro para cards/containers */
    --purple-highlight: #7c4dff; /* Roxo vibrante para acentos e botões */
    --purple-light-aero: #9575ff; /* Roxo claro e brilhante (Aero) */
    --text-color-light: #e0e0e0; /* Texto claro */
    --text-color-soft: #b0b0b0; /* Texto secundário */
    
    /* Cores Frutiger Aero para 3D */
    --aero-shadow-dark: 0 10px 25px rgba(0, 0, 0, 0.6); /* Sombra pesada 3D nos containers */
    --aero-highlight-strong: rgba(255, 255, 255, 0.7); /* Brilho de Cima Forte */
    --aero-inner-shadow-dark: rgba(0, 0, 0, 0.4); /* Sombra interna escura */

    /* Espaçamentos e Bordas */
    --border-radius-large: 12px;
    --border-radius-medium: 8px;
    --spacing-unit: 12px;
}

/* --- ESTILOS GLOBAIS (Fundo da Imagem) --- */
html, body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color-light);
    background-color: #0d0c1b; /* Cor base escura da imagem */
    background-image: url('fundo-futurista.jpg'); /* <<<< VOCÊ PRECISA MUDAR ESTA URL >>>> */
    background-size: cover;
    background-attachment: fixed; /* Fixa o fundo enquanto o conteúdo rola */
    background-position: center;
}

/* --- ELEMENTOS DE CONTAINER PRINCIPAL (Bordas Mais 3D) --- */
body > div#wrapper,
body > div.main-container,
body > .page-content,
#content {
    max-width: 1000px;
    margin: 30px auto;
    padding: 20px;
    background-color: rgba(42, 38, 64, 0.9); /* Roxo dark semi-transparente para ver o fundo */
    border-radius: var(--border-radius-large);
    
    /* 1. Borda Dupla (3D Forte) */
    border: 3px solid rgba(255, 255, 255, 0.1); /* Borda interna clara (reflexo) */
    outline: 1px solid rgba(0, 0, 0, 0.5); /* Borda externa escura (definição) */

    /* 2. Sombra Ultra Profunda */
    box-shadow: 
        var(--aero-shadow-dark), /* Sombra externa principal */
        0 0 30px rgba(149, 117, 255, 0.2) inset; /* Brilho interno sutil (Glow) */
}

/* --- HEADER / NAVEGAÇÃO (Ultra Glossy) --- */
.header, #header {
    /* Gradiente Roxo Forte para o Efeito Glossy */
    background: linear-gradient(to bottom, var(--purple-light-aero) 0%, var(--purple-highlight) 100%);
    color: white;
    padding: var(--spacing-unit) calc(var(--spacing-unit) * 2);
    border-radius: var(--border-radius-large);
    margin-bottom: var(--spacing-unit) * 3;
    box-shadow: var(--aero-shadow-dark);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    /* Borda 3D */
    border: 3px solid rgba(255, 255, 255, 0.3); /* Borda mais grossa */
    position: sticky;
    top: 0;
    z-index: 100;
}

/* --- POSTS / THREADS (Cards 3D) --- */
.post, .thread, .reply, .op-post, .reply-container {
    background-color: #3b3756;
    
    /* Borda Dupla 3D para posts */
    border: 2px solid rgba(255, 255, 255, 0.08); 
    outline: 1px solid rgba(0, 0, 0, 0.3);

    border-radius: var(--border-radius-large);
    padding: var(--spacing-unit) * 1.5;
    margin-bottom: var(--spacing-unit) * 2;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4); 
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
}

.post:hover, .thread:hover, .reply:hover {
    transform: translateY(-4px); /* Levanta ainda mais */
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7); /* Sombra mega intensa */
}

/* --- BOTÕES (EXTREMAMENTE 3D / AERODYNAMIC) --- */
button,
input[type="submit"],
.button,
.btn,
.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 22px; 
    font-size: 1em;
    font-weight: bold;
    color: white; 
    
    /* GRADIENTE FORTE (Super Glossy) */
    background: linear-gradient(to bottom, var(--purple-light-aero) 0%, var(--purple-highlight) 100%);
    
    /* Borda 3D Intensa */
    border: 2px solid rgba(255, 255, 255, 0.6); /* Borda de brilho forte */
    border-bottom: 3px solid #5a3f9e; /* Borda inferior mais escura e grossa */
    border-radius: var(--border-radius-medium);
    cursor: pointer;
    text-decoration: none;
    
    /* SOMBRA 3D MÁXIMA */
    box-shadow: 
        0 3px 0 var(--aero-highlight-strong) inset, /* Brilho de cima muito forte e grosso */
        0 -3px 0 var(--aero-inner-shadow-dark) inset, /* Sombra interna forte e grossa */
        0 15px 25px rgba(0, 0, 0, 0.5), /* Sombra externa de profundidade */
        0 3px 8px rgba(255, 255, 255, 0.2); /* Brilho leve ao redor do botão */
        
    text-shadow: 0 -1px 1px rgba(0, 0, 0, 0.8); 
    transition: all 0.2s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Efeito de Clique/Hover (Pressiona o Botão) */
button:hover,
input[type="submit"]:hover,
.button:hover,
.btn:hover,
.submit-btn:hover {
    background: linear-gradient(to bottom, #a48aff 0%, #8b68ff 100%);
    box-shadow: 
        0 1px 0 var(--aero-highlight-strong) inset, 
        0 -1px 0 var(--aero-inner-shadow-dark) inset,
        0 5px 10px rgba(0, 0, 0, 0.45);
    transform: translateY(3px); /* Desce 3px para simular um clique profundo */
}

/* --- LINKS e Citações --- */
a {
    color: var(--purple-light-aero);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--purple-highlight);
    text-decoration: underline;
}

blockquote, pre {
    background-color: #3b3756; 
    border-left: 5px solid var(--purple-highlight);
    padding: var(--spacing-unit);
    margin: var(--spacing-unit) 0;
    border-radius: var(--border-radius-medium);
    color: var(--text-color-soft);
    font-style: italic;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3) inset;
}

/* --- FORMS / INPUTS (Dark Glass) --- */
input[type="text"],
input[type="password"],
input[type="email"],
textarea,
select {
    /* ... (manter estilo do input) ... */
    width: calc(100% - 24px); 
    padding: var(--spacing-unit);
    margin-bottom: var(--spacing-unit);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-medium);
    background-color: rgba(255, 255, 255, 0.08); /* Ligeiramente mais claro para contraste */
    color: var(--text-color-light);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4) inset;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
    font-size: 1em;
}

input[type="text"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--purple-light-aero);
    box-shadow: 0 0 0 4px rgba(149, 117, 255, 0.4);
}
