/* Reset de Estilos */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --ouro: #D4AF37;
            --ouro-escuro: #AA7C11;
            --preto-luxo: #111111;
            --branco-fundo: #FAFAFA;
            --cinza-claro: #EAEAEA;
            --fonte-serif: 'Cinzel', 'Playfair Display', serif;
            --fonte-sans: 'Montserrat', sans-serif;
        }

        body {
            background-color: var(--branco-fundo);
            color: var(--preto-luxo);
            font-family: var(--fonte-sans);
            -webkit-font-smoothing: antialiased;
        }

        /* Tarja de Anúncio Superior */
        .tarja-premium {
            background-color: var(--preto-luxo);
            color: var(--ouro);
            text-align: center;
            padding: 10px 20px;
            font-size: 11px;
            letter-spacing: 2px;
            text-transform: uppercase;
            font-weight: 500;
            border-bottom: 1px solid rgba(212, 175, 55, 0.2);
        }

        /* Cabeçalho */
        header {
            background-color: rgba(255, 255, 255, 0.98);
            border-bottom: 1px solid var(--cinza-claro);
            padding: 25px 8%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }

        .logo {
            font-family: var(--fonte-serif);
            font-size: 26px;
            font-weight: 600;
            letter-spacing: 5px;
            color: var(--preto-luxo);
            text-decoration: none;
            text-transform: uppercase;
            transition: color 0.3s;
        }

        .logo:hover {
            color: var(--ouro);
        }

        nav a {
            font-family: var(--fonte-sans);
            text-decoration: none;
            color: var(--preto-luxo);
            margin-left: 30px;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 400;
            transition: color 0.3s, transform 0.3s;
            display: inline-block;
        }

        nav a:hover {
            color: var(--ouro);
            transform: translateY(-1px);
        }

        /* Banner Principal */
        .hero {
            height: 85vh;
            /* Imagem premium de fundo editorial de joalheria */
            background: linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.55)), url('unsplash.com') no-repeat center center/cover;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: #ffffff;
            padding: 0 20px;
            background-attachment: scroll;
        }

        .hero h1 {
            font-family: var(--fonte-serif);
            font-size: 56px;
            letter-spacing: 6px;
            margin-bottom: 20px;
            font-weight: 400;
            text-transform: uppercase;
            text-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }

        .hero p {
            font-family: var(--fonte-serif);
            font-size: 20px;
            font-style: italic;
            margin-bottom: 40px;
            letter-spacing: 2px;
            max-width: 600px;
            font-weight: 300;
            opacity: 0.95;
        }

        .btn-ouro {
            font-family: var(--fonte-sans);
            background-color: var(--ouro);
            color: var(--preto-luxo);
            padding: 18px 45px;
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 3px;
            font-size: 12px;
            font-weight: 500;
            transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            border: 1px solid var(--ouro);
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
        }

        .btn-ouro:hover {
            background-color: transparent;
            color: #ffffff;
            border-color: #ffffff;
            box-shadow: 0 4px 20px rgba(255,255,255,0.2);
        }

        /* Vitrine de Produtos */
        .vitrine {
            padding: 100px 8%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .titulo-secao {
            font-family: var(--fonte-serif);
            text-align: center;
            font-size: 32px;
            letter-spacing: 4px;
            margin-bottom: 60px;
            text-transform: uppercase;
            font-weight: 400;
        }

        .titulo-secao::after {
            content: '';
            display: block;
            width: 60px;
            height: 1px;
            background-color: var(--ouro);
            margin: 20px auto 0;
        }

        .grid-produtos {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 40px;
        }

        .card-produto {
            background-color: #ffffff;
            border: 1px solid rgba(0,0,0,0.03);
            text-align: center;
            padding: 25px;
            transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
            box-shadow: 0 4px 12px rgba(0,0,0,0.01);
        }

        .card-produto:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.06);
        }

        .container-img-produto {
            width: 100%;
            height: 280px;
            margin-bottom: 20px;
            overflow: hidden;
            background-color: #fafafa;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .card-produto img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .card-produto:hover img {
            transform: scale(1.05);
        }

        .card-produto h3 {
            font-family: var(--fonte-serif);
            font-size: 16px;
            margin-bottom: 12px;
            font-weight: 400;
            letter-spacing: 2px;
            color: #222222;
            text-transform: uppercase;
            min-height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .preco {
            font-family: var(--fonte-sans);
            color: var(--ouro-escuro);
            font-weight: 500;
            font-size: 16px;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .btn-comprar {
            font-family: var(--fonte-sans);
            display: block;
            width: 100%;
            border: 1px solid var(--preto-luxo);
            color: var(--preto-luxo);
            padding: 12px 20px;
            text-decoration: none;
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .btn-comprar:hover {
            background-color: var(--preto-luxo);
            color: #ffffff;
        }

        /* Rodapé */
        footer {
            background-color: var(--preto-luxo);
            color: #ffffff;
            padding: 70px 8% 30px;
            text-align: center;
        }

        .links-rodape {
            margin-bottom: 40px;
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
        }

        .links-rodape a {
            font-family: var(--fonte-sans);
            color: #b5b5b5;
            text-decoration: none;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: color 0.3s;
        }

        .links-rodape a:hover {
            color: var(--ouro);
        }

        .direitos {
            font-family: var(--fonte-sans);
            color: #555555;
            border-top: 1px solid #222222;
            padding-top: 30px;
            font-size: 11px;
            letter-spacing: 1px;
        }