:root {
    --primary-color: #00ff41;
    /* Green LED color */
    --primary-glow: rgba(0, 255, 65, 0.5);
    --bg-color: #0a0a0a;
    --card-bg: #111111;
    --text-color: #e0e0e0;
    --secondary-text: #a0a0a0;
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
}

.brand-green {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-glow);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 0;
    min-height: 80vh;
}

.hero-content {
    flex: 1;
    padding-inline-end: 50px;
}

.badge {
    display: inline-block;
    padding: 5px 10px;
    background: rgba(0, 255, 65, 0.1);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    font-size: 0.8rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-price {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-weight: bold;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--secondary-text);
    margin-bottom: 40px;
    max-width: 500px;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    background: var(--primary-color);
    color: #000;
    font-weight: bold;
    border-radius: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px var(--primary-glow);
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 40px var(--primary-glow);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

/* CSS LED Graphic (Placeholder replacement) */
.led-graphic {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, #222, #000);
    border-radius: 20px;
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid #333;
    display: flex;
    justify-content: center;
    align-items: center;
}

.led-chip {
    width: 100px;
    height: 100px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 50px var(--primary-color), 0 0 100px var(--primary-color), inset 0 0 20px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
    animation: pulse 2s infinite;
}

.led-lens {
    position: absolute;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 3;
    backdrop-filter: blur(1px);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 50px var(--primary-color), 0 0 100px var(--primary-color);
        opacity: 0.9;
    }

    50% {
        box-shadow: 0 0 80px var(--primary-color), 0 0 150px var(--primary-color);
        opacity: 1;
    }

    100% {
        box-shadow: 0 0 50px var(--primary-color), 0 0 100px var(--primary-color);
        opacity: 0.9;
    }
}

/* Features/Specs Section */
.features {
    padding: 100px 0;
    background: #0f0f0f;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.spec-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s;
}

.spec-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
}

.spec-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.spec-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #fff;
}

.spec-value {
    color: var(--secondary-text);
}

/* Footer */
footer {
    padding: 50px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 50px;
    color: var(--secondary-text);
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        flex-direction: column-reverse;
        text-align: center;
        padding-top: 40px;
    }

    .hero-content {
        padding-right: 0;
        margin-top: 50px;
    }

    .hero-title {
        font-size: 2.5rem;
    }
}