:root {
    --bg-color: #050510;
    --text-color: #ffffff;
    --text-sub: #aaaaaa;
    --primary-neon: #a855f7;
    --secondary-neon: #3b82f6;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-main: 'Rajdhani', sans-serif;
    --font-header: 'Orbitron', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
}

#star-container { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.star { position: absolute; background: white; border-radius: 50%; opacity: 0.8; animation: twinkle linear infinite; }
@keyframes twinkle { 0% { opacity: 0.2; transform: translateY(0); } 50% { opacity: 1; } 100% { opacity: 0.2; transform: translateY(-20px); } }

@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.anim-enter { opacity: 0; animation: fadeInUp 0.5s ease-out forwards; }
.delay-1 { animation-delay: 0.1s; }

.container { max-width: 1200px; margin: 0 auto; padding: 40px 20px; position: relative; z-index: 2; }

header { text-align: center; margin-bottom: 60px; }
.back-link {
    text-decoration: none; color: var(--text-sub); display: inline-flex; align-items: center; gap: 8px;
    font-size: 1.1rem; transition: 0.3s; position: absolute; left: 20px; top: 40px;
}
.back-link:hover { color: var(--primary-neon); transform: translateX(-5px); }

.page-title {
    font-family: var(--font-header); font-size: 3rem; margin-top: 0;
    text-shadow: 0 0 20px rgba(168, 85, 247, 0.3);
}
.highlight { color: var(--primary-neon); }

.search-bar {
    max-width: 500px; margin: 20px auto 0; position: relative;
}
.search-bar i { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); color: var(--text-sub); }
.search-bar input {
    width: 100%; background: var(--glass); border: 1px solid var(--glass-border);
    padding: 15px 20px 15px 50px; border-radius: 50px; color: white;
    font-family: var(--font-main); font-size: 1.1rem; outline: none; transition: 0.3s; box-sizing: border-box;
}
.search-bar input:focus { border-color: var(--secondary-neon); box-shadow: 0 0 15px rgba(59, 130, 246, 0.3); }

.devices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.device-card {
    background: var(--glass); border: 1px solid var(--glass-border);
    border-radius: 20px; padding: 30px; position: relative;
    text-decoration: none; transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex; flex-direction: column; align-items: center;
    overflow: hidden; backdrop-filter: blur(10px);
}

.device-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-neon);
    box-shadow: 0 10px 40px rgba(168, 85, 247, 0.2);
}

.card-glow {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 150px; height: 150px; background: var(--primary-neon);
    filter: blur(80px); opacity: 0; transition: 0.5s; z-index: -1;
}
.device-card:hover .card-glow { opacity: 0.2; }

.device-image-wrapper {
    height: 200px; display: flex; justify-content: center; align-items: center;
    margin-bottom: 20px; transition: 0.5s;
}
.device-thumb {
    max-height: 100%; max-width: 100%; object-fit: contain;
    filter: drop-shadow(0 10px 15px rgba(0,0,0,0.5));
    transition: 0.5s;
}
.placeholder-icon { font-size: 6rem; color: rgba(255,255,255,0.1); }

.device-card:hover .device-thumb {
    transform: scale(1.1) translateY(-10px) rotate(-3deg);
    filter: drop-shadow(0 20px 30px rgba(168, 85, 247, 0.4));
}

.device-info { text-align: center; width: 100%; }
.device-model {
    font-family: var(--font-header); color: white; margin: 0; font-size: 1.5rem;
}
.device-code {
    font-family: 'Courier New', monospace; color: var(--text-sub);
    background: rgba(255,255,255,0.1); padding: 2px 8px; border-radius: 4px; font-size: 0.9rem;
    display: inline-block; margin-top: 5px;
}

.specs-mini {
    display: flex; justify-content: center; gap: 15px; margin: 20px 0;
    color: var(--secondary-neon); font-size: 0.95rem;
}
.specs-mini i { margin-right: 5px; }

.btn-action {
    margin-top: auto; color: white; font-weight: bold; font-size: 0.9rem;
    display: inline-flex; align-items: center; gap: 8px; opacity: 0.6; transition: 0.3s;
}
.device-card:hover .btn-action { opacity: 1; color: var(--primary-neon); gap: 12px; }

footer { margin-top: 60px; text-align: center; color: var(--text-sub); opacity: 0.5; }

@media (max-width: 768px) {
    .back-link { position: static; display: inline-flex; margin-bottom: 20px; }
    header { text-align: center; margin-bottom: 30px; }
    .page-title { font-size: 2.2rem; }
}