/* Variáveis e Configurações Gerais */
:root {
    --gold-primary: #D4AF37;
    --gold-light: #F3E5AB;
    --gold-dark: #AA8C2C;
    --black-rich: #0a0a0a;
    --black-soft: #121212;
}

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--black-rich);
    color: #f0f0f0;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
}

/* Efeito Dourado (Gradiente de Luxo) */
.gold-text {
    background: linear-gradient(to right, var(--gold-dark), var(--gold-primary), var(--gold-light), var(--gold-primary), var(--gold-dark));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    background-size: 200% auto;
    animation: shine 4s linear infinite;
}

.gold-border {
    border: 1px solid var(--gold-primary);
}

.gold-bg-gradient {
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold-primary) 100%);
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}

/* Botões Personalizados */
.btn-luxury {
    background: transparent;
    color: var(--gold-primary);
    border: 1px solid var(--gold-primary);
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    padding: 12px 30px;
    position: relative;
    overflow: hidden;
}

.btn-luxury:hover {
    background: var(--gold-primary);
    color: var(--black-rich);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
}

.btn-luxury-filled {
    background: var(--gold-primary);
    color: var(--black-rich);
    border: 1px solid var(--gold-primary);
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: bold;
}

.btn-luxury-filled:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
}

/* Seções */
.bg-texture {
    background-image: url('https://images.unsplash.com/photo-1550684848-fac1c5b4e853?q=80&w=2070&auto=format&fit=crop'); /* Textura preta discreta */
    background-size: cover;
    background-attachment: fixed;
    background-blend-mode: multiply;
    background-color: rgba(0,0,0,0.8);
}

/* Cards de Produtos */
.product-card {
    background-color: var(--black-soft);
    border: 1px solid #333;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--gold-primary);
}

/* Inputs do Formulário */
.input-luxury {
    background-color: transparent;
    border: none;
    border-bottom: 1px solid #444;
    color: #fff;
    transition: border-color 0.3s;
}
.input-luxury:focus {
    outline: none;
    border-bottom-color: var(--gold-primary);
    box-shadow: none; 
}

/* Botões Flutuantes */
.floating-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

.float-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.float-btn:hover {
    transform: scale(1.1);
}

.whatsapp-float {
    background-color: #25D366;
    color: white;
    font-size: 24px;
}

.scroll-top-float {
    background-color: var(--black-soft);
    border: 1px solid var(--gold-primary);
    color: var(--gold-primary);
    font-size: 18px;
    opacity: 0; /* Invisível inicialmente */
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
}

.scroll-top-float.visible {
    opacity: 1;
    visibility: visible;
}

/* Responsividade para imagens */
.hero-bg {
    background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1537199567056-9bb11734c633?q=80&w=1976&auto=format&fit=crop'); /* Imagem abstrata/elegante (Seda/Veludo) */
    background-size: cover;
    background-position: center;
}