:root {
    --m-color: #ff00a0;
    --bg-color: #0a050f;
    --card-bg: rgba(255,255,255,0.03);
    --border-color: rgba(255,255,255,0.1);
    --text-color: #ffffff;
    --radius: 24px;
    --btn-text: #000000;
}

body { 
    margin: 0; 
    background: var(--bg-color); 
    color: var(--text-color); 
    font-family: 'Inter', system-ui, -apple-system, sans-serif; 
    -webkit-font-smoothing: antialiased; 
    line-height: 1.6; 
}

.top-nav { 
    position: fixed; 
    top: 0; 
    width: 100%; 
    height: 70px; 
    background: rgba(0,0,0,0.85); 
    backdrop-filter: blur(20px); 
    z-index: 2000; 
    border-bottom: 2px solid var(--border-color); 
}

.nav-inner { 
    max-width: 1280px; 
    margin: 0 auto; 
    height: 100%; 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    padding: 0 20px; 
}

.nav-links { display: flex; gap: 40px; }
.nav-links a { 
    color: var(--text-color); 
    text-decoration: none; 
    font-weight: 800; 
    font-size: 14px; 
    opacity: 0.6; 
    transition: 0.3s; 
    text-transform: uppercase; 
    letter-spacing: 1px;
}
.nav-links a:hover, .nav-links a.active { opacity: 1; color: var(--m-color); }

.primary-btn { 
    background: var(--m-color); 
    color: var(--btn-text); 
    padding: 15px 35px; 
    border: none; 
    border-radius: var(--radius); 
    font-weight: 900; 
    font-size: 16px; 
    cursor: pointer; 
    text-transform: uppercase; 
    letter-spacing: 2px; 
    transition: 0.4s; 
}
.primary-btn:hover { transform: translateY(-4px); filter: brightness(1.2); box-shadow: 0 10px 25px rgba(0,0,0,0.2); }
.primary-btn:disabled { opacity: 0.3; cursor: not-allowed; transform: none; box-shadow: none; }

.input-box { 
    width: 100%; 
    height: 70px; 
    background: var(--bg-color); 
    border: 2px solid var(--border-color); 
    color: var(--text-color); 
    padding: 0 25px; 
    margin-bottom: 30px; 
    font-size: 18px; 
    font-weight: 800; 
    border-radius: var(--radius); 
    outline: none; 
    transition: 0.3s; 
    box-sizing: border-box; 
}
.input-box:focus { border-color: var(--m-color); }

.bento-grid { 
    display: grid; 
    grid-template-columns: repeat(4, 1fr); 
    gap: 25px; 
    margin-top: 40px; 
}

.product-card { 
    background: var(--card-bg); 
    border: 2px solid var(--border-color); 
    border-radius: var(--radius); 
    transition: 0.4s; 
    display: block; 
    text-decoration: none; 
    color: inherit; 
    overflow: hidden; 
    position: relative; 
}
.product-card:hover { border-color: var(--m-color); transform: translateY(-8px); }

.p-img { 
    width: 100%; 
    aspect-ratio: 1.1; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    background: rgba(128,128,128,0.05); 
}
.p-img img { width: 60%; transition: 0.6s; filter: grayscale(0.2); }
.product-card:hover .p-img img { transform: scale(1.1); filter: grayscale(0); }

.p-info { padding: 30px; border-top: 1px solid var(--border-color); }

.detail-wrap { max-width: 1260px; margin: 100px auto; display: grid; grid-template-columns: 480px 1fr; gap: 70px; padding: 0 20px; } .detail-media { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius); padding: 50px; text-align: center; box-shadow: 0 0 40px rgba(255,0,160,0.1); position: sticky; top: 120px; } .detail-console { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius); padding: 60px; box-shadow: 0 0 60px rgba(0,0,0,0.5); backdrop-filter: blur(20px); }

@media (max-width: 1100px) { .bento-grid { grid-template-columns: repeat(3, 1fr); } .detail-wrap { display: flex !important; flex-direction: column !important; } .detail-media { position: relative !important; top: 0 !important; } }
@media (max-width: 800px) { .bento-grid { grid-template-columns: repeat(2, 1fr); } .nav-links { display: none; } }