/* --- CSS Variables & General Setup --- */
/* Variables make it easy to change colors across the site from one place */
:root {
    --primary-bg: #0d0d0d;      /* Main dark background */
    --secondary-bg: #1a1a1a;    /* Lighter background for cards */
    --text-light: #f0f0f0;      /* Main text color */
    --text-medium: #a0a0a0;     /* Secondary text color */
    --glow-shadow: 0 0 5px #ff00de, 0 0 10px #ff00de, 0 0 20px #ff00de, 0 0 40px #00c3ff, 0 0 80px #00c3ff; /* The RGB glow effect */
}

/* A universal reset for consistent styling across browsers */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Enables smooth scrolling when clicking on anchor links (e.g., nav links) */
html {
    scroll-behavior: smooth;
}

/* Basic body styling */
body {
    font-family: 'Poppins', sans-serif; /* A clean, modern font */
    background-color: var(--primary-bg);
    color: var(--text-light);
    overflow-x: hidden; /* Prevents horizontal scrolling */
}

/* A standard container to center content and add padding */
.container {
    max-width: 1200px;
    margin: auto;
    padding: 4rem 2rem;
}

/* Styling for main section titles (e.g., "OUR PRODUCTS") */
.section-title {
    font-family: 'Orbitron', sans-serif; /* A futuristic, gaming-style font */
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    text-transform: uppercase;
    animation: rgb-text-glow 2s infinite alternate; /* Apply glowing animation */
}

.section-title span {
    animation: rgb-text-glow-alt 2s infinite alternate; /* A slightly different glow for the second word */
}


/* --- RGB Glow Animations --- */
/* These @keyframes define the animations used throughout the site */

/* Animation for glowing text */
@keyframes rgb-text-glow {
    from { text-shadow: 0 0 10px #00c3ff, 0 0 20px #00c3ff; }
    to { text-shadow: 0 0 10px #ff00de, 0 0 20px #ff00de; }
}
@keyframes rgb-text-glow-alt {
    from { text-shadow: 0 0 10px #ff00de, 0 0 20px #ff00de; }
    to { text-shadow: 0 0 10px #00c3ff, 0 0 20px #00c3ff; }
}

/* Animation for glowing borders */
@keyframes rgb-border-glow {
    0% { border-color: #ff0000; box-shadow: 0 0 5px #ff0000; }
    25% { border-color: #00ff00; box-shadow: 0 0 5px #00ff00; }
    50% { border-color: #0000ff; box-shadow: 0 0 5px #0000ff; }
    75% { border-color: #ff00ff; box-shadow: 0 0 5px #ff00ff; }
    100% { border-color: #ff0000; box-shadow: 0 0 5px #ff0000; }
}


/* --- Header & Navbar --- */
/* The header is fixed to the top of the page */
header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000; /* Ensures the header is above other content */
    background: rgba(13, 13, 13, 0.8); /* Semi-transparent background */
    backdrop-filter: blur(10px); /* Frosted glass effect */
    transition: background 0.3s ease;
}

/* The navigation bar itself */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: 1300px;
    margin: auto;
    padding: 0 2rem;
}

/* Logo styling */
.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    text-decoration: none;
    color: var(--text-light);
}
.logo span {
    animation: rgb-text-glow 2s infinite alternate;
}

/* Navigation links container */
.nav-links {
    display: flex;
    list-style: none;
}
.nav-links li {
    padding: 0 1rem;
}
.nav-links a {
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
    position: relative;
}
.nav-links a:hover {
    color: var(--text-light);
}

/* Underline effect on hover for nav links */
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #ff00de, #00c3ff);
    bottom: -5px;
    left: 0;
    transition: width 0.3s ease;
}
.nav-links a:hover::after {
    width: 100%;
}

/* Container for cart button and hamburger menu */
.nav-extra {
    display: flex;
    align-items: center;
}

/* Cart button styling */
.cart-btn {
    background: linear-gradient(90deg, #ff00de, #00c3ff);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    margin-right: 1.5rem;
}
.cart-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--glow-shadow);
}

/* Hamburger menu icon (hidden on desktop) */
.hamburger {
    display: none;
    cursor: pointer;
}
.hamburger div {
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    margin: 5px;
    transition: all 0.3s ease;
}


/* --- Hero Section --- */
.hero {
    min-height: 100vh; /* Takes up the full viewport height */
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('images/hero-background.jpg') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 2rem;
}

.hero-content h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: rgb-text-glow 2.5s infinite alternate;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-medium);
}

/* Call-to-action button in the hero section */
.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 2px solid #ff00de;
    border-radius: 50px;
    color: var(--text-light);
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    animation: rgb-border-glow 4s linear infinite;
}
.cta-button:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
    box-shadow: var(--glow-shadow);
}


/* --- About Section --- */
.about-content {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.about-content img {
    max-width: 400px;
    border-radius: 10px;
    animation: rgb-border-glow 8s linear infinite;
    border: 3px solid;
}
.about-content p {
    line-height: 1.8;
    color: var(--text-medium);
    font-size: 1.1rem;
}


/* --- Product Section --- */
/* Grid layout for product cards */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* Responsive grid */
    gap: 2rem;
}

/* Individual product card styling */
.product-card {
    background: var(--secondary-bg);
    border-radius: 15px;
    overflow: hidden;
    text-align: center;
    padding: 1.5rem;
    border: 1px solid #333;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover {
    transform: translateY(-10px); /* Lifts the card up on hover */
    box-shadow: 0 0 15px rgba(0, 195, 255, 0.5), 0 0 30px rgba(255, 0, 222, 0.5);
}
.product-card img {
    max-width: 100%;
    height: 200px;
    object-fit: contain; /* Ensures image fits without distortion */
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}
.product-card:hover img {
    transform: scale(1.1); /* Zooms the image on hover */
}
.product-card h3 {
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 0.5rem;
}
.product-card p {
    color: var(--text-medium);
    margin-bottom: 1rem;
    min-height: 40px; /* Ensures all cards have same height */
}
.price {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: #00c3ff;
}
.add-to-cart {
    background: none;
    border: 2px solid #ff00de;
    color: #ff00de;
    padding: 0.7rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}
.add-to-cart:hover {
    background: #ff00de;
    color: white;
    box-shadow: 0 0 15px #ff00de;
}


/* --- Review & Q&A Sections --- */
.review-card {
    background: var(--secondary-bg);
    padding: 2rem;
    margin-bottom: 1.5rem;
    border-left: 5px solid;
    border-image: linear-gradient(to bottom, #ff00de, #00c3ff) 1;
}
.review-card p {
    font-style: italic;
    color: var(--text-medium);
}
.review-card h4 {
    text-align: right;
    margin-top: 1rem;
}

/* Q&A Accordion styles */
.qa-item {
    margin-bottom: 1rem;
    background: var(--secondary-bg);
    border-radius: 5px;
}
.qa-question {
    width: 100%;
    padding: 1rem;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.1rem;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.qa-question::after {
    content: '\f078'; /* Font Awesome down arrow icon */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    transition: transform 0.3s ease;
}
.qa-item.active .qa-question::after {
    transform: rotate(180deg); /* Flips the arrow when active */
}
.qa-answer {
    max-height: 0; /* Hidden by default */
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}
.qa-answer p {
    padding: 0 1rem 1rem 1rem;
    color: var(--text-medium);
    line-height: 1.6;
}


/* --- Footer --- */
footer {
    background-color: var(--secondary-bg);
    text-align: center;
    padding: 2rem;
    margin-top: 2rem;
}
.social-icons a {
    color: var(--text-medium);
    font-size: 1.5rem;
    margin: 0 1rem;
    transition: color 0.3s ease, transform 0.3s ease;
}
.social-icons a:hover {
    color: #00c3ff;
    transform: scale(1.2);
}
footer p {
    margin-top: 1rem;
    color: #666;
}


/* --- Mobile Buy Now Button --- */
.mobile-buy-now {
    display: none; /* Hidden on desktop */
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(90deg, #ff00de, #00c3ff);
    color: white;
    text-align: center;
    padding: 1rem;
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
    z-index: 999;
}


/* --- Scroll Animation --- */
/* This class is applied to elements that will animate when scrolled into view */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}


/* --- Responsive (Mobile Version) --- */
/* This media query applies styles only for screens 768px wide or smaller */
@media screen and (max-width: 768px) {
    /* Styles for the mobile navigation menu (slide-in from right) */
    .nav-links {
        position: absolute;
        right: 0px;
        height: 92vh;
        top: 70px;
        background: var(--primary-bg);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-around;
        width: 60%;
        transform: translateX(100%); /* Hidden off-screen by default */
        transition: transform 0.5s ease-in;
    }
    .nav-links.nav-active {
        transform: translateX(0%); /* Slides into view */
    }

    /* Shows the hamburger icon on mobile */
    .hamburger {
        display: block;
    }

    /* Animation for hamburger icon to turn into an 'X' */
    .toggle .line1 {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    .toggle .line2 {
        opacity: 0;
    }
    .toggle .line3 {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    /* Adjusting font size for hero section on smaller screens */
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    /* Stacking about section content vertically on mobile */
    .about-content {
        flex-direction: column;
    }

    /* Shows the mobile "Buy Now" button */
    .mobile-buy-now {
        display: block;
    }
}