:root {
            --header: 78px;
            --sidebar: 250px;
            --sidebarMini: 70px;
            
            /* Nova Paleta de Cores baseada na Pinscher Preta e Marrom */
            --accent-tan: #D2691E; /* Marrom Caramelo/Bronze para destaques e ícones */
            --accent-tan-hover: #E67E22; /* Marrom mais claro para hover */
            
            --bg-deep-black: #050505; /* Fundo principal preto profundo */
            --bg-matte-black: #121212; /* Fundo secundário/cartões preto fosco */
            --text-main: #EEEEEE;
            --text-muted: #A0A0A0;
        }

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

        body {
            font-family: 'Inter', sans-serif;
            color: var(--text-main);
            overflow-x: hidden;
            /* Animação de fundo sutil entre preto e marrom muito escuro */
            background: linear-gradient(135deg, var(--bg-deep-black), #441100, var(--bg-deep-black));
            background-size: 300% 300%;
            animation: bg 20s ease infinite;
        }

        @keyframes bg {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            z-index: 1000;
            /* Header preto fosco com leve transparência */
            background: rgba(18, 18, 18, 0.96);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(210, 105, 30, 0.2); /* Borda sutil marrom */
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .logo h1 {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -1px;
        }

        /* Destaque para o "BIT" em marrom no logo */
        .logo h1 span {
            color: var(--accent-tan);
        }

        .logo img {
            height: 54px;
            /* Se tiver logo, garanta que combine. Se não, remova a tag img do HTML */
        }

.menuBtn{
background:none;
border:none;
color:white;
font-size:30px;
cursor:pointer;
opacity:1;
transform:
translateY(0);
transition:
opacity .35s ease,
transform .35s ease;
}

.menuBtn:hover {
    color: var(--accent-tan);
}

/* ESCONDER */

.menuBtn.hide{
opacity:0;
transform:
translateY(-12px);
pointer-events:none;
}

.layout{
display:grid;
grid-template-columns:var(--sidebar) minmax(0,1fr);
transition:grid-template-columns .45s cubic-bezier(.22,1,.36,1);
min-height:100vh;
}

.layout.compact{
grid-template-columns:var(--sidebarMini) minmax(0,1fr);
}

.sidebar span{
opacity:1;
transform:translateX(0);
transition:
opacity .25s ease,
transform .35s ease;
white-space:nowrap;
}

.layout.compact span{
opacity:0;
transform:translateX(-10px);
pointer-events:none;
}

.sidebar{
/* height:100vh; */
height:100;
padding-top:90px;
background: rgba(10, 10, 10, 0.97);
overflow:hidden;
transition:
width .45s ease,
padding .45s ease,
background .35s ease;
border-right: 1px solid rgba(210, 105, 30, 0.1);
}

        .sidebar a {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 22px;
            color: var(--text-main);
            text-decoration: none;
            transition: background 0.3s, color 0.3s;
        }

        .sidebar a:hover {
            background: rgba(210, 105, 30, 0.08); /* Hover marrom sutil */
            color: var(--accent-tan-hover);
        }

        .sidebar i {
            color: var(--accent-tan); /* Ícones da sidebar em marrom */
            width: 30px;
            font-size: 1.2rem;
            text-align: center;
            transition: transform 0.3s ease;
        }

        .sidebar a:hover i {
            transform: scale(1.1);
        }

main{
padding:110px 26px 120px;
min-width:0;
transition:
padding .45s ease,
transform .45s ease,
width .45s ease;
}

        .hero {
            padding: 16px;
            border-radius: 34px;
            /* Fundo do hero preto fosco */
            background: var(--bg-matte-black);
            border: 1px solid rgba(210, 105, 30, 0.1);

        }

        .hero h2 {
            font-size: clamp(2rem, 6vw, 3.5rem);
            margin-bottom: 18px;
            font-weight: 800;
        }

        .line {
            width: 90%;
            height: 5px;
            /* Gradiente de marrom para marrom mais claro */
            background: linear-gradient(90deg, var(--accent-tan), #F39C12);
            border-radius: 99px;
            margin-bottom: 26px;
        }

        .hero p {
            line-height: 1.8;
            color: var(--text-muted);
            max-width: 88%;
        }

        .cards {
            margin-top: 36px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 24px;
        }

        .card {
            padding: 34px;
            border-radius: 26px;
            background: rgba(255, 255, 255, .1); /* Quase transparente */
            text-align: center;
            border: 1px solid transparent;
            transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
        }

        .card:hover {
            transform: translateY(-5px);
            border-color: rgba(210, 105, 30, 0.3);
            background: rgba(210, 105, 30, 0.03);
        }

        .card i {
            font-size: 48px;
            margin-bottom: 20px;
            color: var(--accent-tan); /* Ícones marrons */
        }

        .card h3 {
            margin-bottom: 10px;
            font-size: 1.4rem;
        }

        .card p {
            font-size: 0.95rem;
            color: var(--text-muted);
        }

        .banner {
            margin-top: 48px;
            display: flex;
            justify-content: center;
        }

        .banner img {
            width: 100%;
            max-width: 980px;
            display: block;
            border-radius: 32px;
            border: 2px solid var(--bg-matte-black);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .quick {
            margin-top: 48px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            justify-content: center;
            gap: 10px;
            width: 100%;
        }

        .quickCard {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            min-height: 140px;
            padding: 10px;
            border-radius: 26px;
            text-align: center;
            background: rgba(222, 222, 222, 0.3);
            border: 1px solid rgba(210, 105, 30, 0.1);
            transition: all 0.3s ease;
        }

        .quickCard:hover {
            background: rgba(210, 105, 30, 0.05);
            border-color: var(--accent-tan);
        }

        .quickCard i {
            font-size: 40px;
            color: var(--accent-tan);
            margin-bottom: 16px;
        }

        .quickCard p {
            font-size: 1rem;
            font-weight: 600;
        }

        footer {
            padding: 60px 40px 40px;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            border-top: 1px solid rgba(210, 105, 30, 0.05);
            margin-top: 40px;
        }

        .bottom {
                display: flex;
                padding: 7px;
                justify-content: space-around;
				background: rgba(10, 10, 10, 0.98);
				backdrop-filter: blur(20px);
                z-index: 1000;
                border-top: 1px solid rgba(210, 105, 30, 0.9);
            }

            .bottom a {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 6px;
                text-decoration: none;
                color: var(--text-muted);
                font-size: 0.9rem;
                transition: color 0.3s ease;
            }

            .bottom a:hover {
                color: var(--accent-tan-hover);
            }

            .bottom .active {
                color: var(--accent-tan);
                font-weight: 600;
            }

#installBtn{
position:relative;
left: 79px;
bottom:70px;
padding: 7px;
border:none;
width: 79px;
height: 79px;
border-radius:50%;
/* Cor de instalação ajustada para um marrom escuro/esverdeado */
background:#3E2723; 
color:white;
font-size:0.7rem;
font-weight:700;
cursor:pointer;
display:none;
z-index:9999;
text-align: center;
box-shadow: 0 4px 15px rgba(0,0,0,0.5);
transition: background 0.3s;
}

#installBtn:hover {
    background: #5D4037;
}

 @media(max-width:768px){
			
			.layout {
                display: block;
            }

            .sidebar {
                position: fixed;
                top: var(--header);
                left: -100%;
                width: 280px;
                height: calc(100vh - var(--header));
                transition: .3s;
                z-index: 999;
                padding-top: 20px;
            }

            .sidebar.open {
                left: 0;
            }

            .cards {
                grid-template-columns: 1fr;
            }

            .quick {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .quickCard {
                min-height: 140px;
                padding: 10px;
            }

			.bottom{
display:flex;
position:fixed;
left:14px;
right:14px;
bottom:14px;
padding:14px;
justify-content:space-around;
border-radius:28px;
background:rgba(2, 12, 28,0.2);
		}

            .bottom a {
                font-size: 0.75rem;
            }
			#installBtn{
			left: 120px;
            right: 20px;
            bottom: 90px;
            width: 60px;
            height: 60px;
            }
			.hero h2 {
            font-size: clamp(1.3rem, 4vw, 2.2rem);
            margin-bottom: 18px;
            font-weight: 800;
        }
}