/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Roboto:wght@300;400;500;700&display=swap');

/* Root Variables */
:root {
    /* Modern Tech Color Palette */
    --primary: #0077FF;        /* Electric Blue - Primary brand color */
    --primary-dark: #0055CC;   /* Darker shade of primary */
    --primary-light: #E5F3FF;  /* Light blue */
    --accent: #FF4D8F;         /* Vibrant Pink - Accent color */
    --text-dark: #1E293B;      /* Very dark blue/slate */
    --text-light: #F8FAFC;     /* Off-white for text */
    --bg-dark: #0F172A;        /* Dark background */
    --bg-darker: #070D1C;      /* Darker background */
    --bg-light: #1E293B;       /* Lighter background for cards */
    --border: rgba(255, 255, 255, 0.1); /* Subtle border */
    --success: #10B981;        /* Green for success elements */
    --neutral: #94A3B8;        /* Neutral gray */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-darker);
    color: var(--text-light);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Placeholder Image Styles */
.placeholder-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    background-color: var(--bg-light);
}

/* Button Styles */
.btn {
    display: inline-block;
    background-color: var(--primary);
    color: var(--text-light);
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

/* Header and Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(7, 13, 28, 0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    padding: 0 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 2rem;
    position: relative;
}

.nav-links li a {
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
    display: inline-block;
}

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

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

.nav-indicator {
    position: absolute;
    height: 3px;
    background-color: var(--primary);
    border-radius: 3px;
    bottom: -1px;
    left: 0;
    transition: all 0.3s ease;
    transform-origin: left center;
    z-index: 1;
}

/* Hamburger Menu Icon */
.menu-toggle {
    display: none;
    background-color: var(--bg-light);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.menu-toggle:hover {
    background-color: var(--primary);
}

/* Responsive Styles */
@media screen and (max-width: 768px) {
    nav {
        flex-direction: row; /* Keep as row */
        height: 70px;
        padding: 0 1.5rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--bg-darker);
        flex-direction: column;
        align-items: center;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.5s ease;
        border-bottom: 0px solid var(--border);
        z-index: 999;
    }
    
    .nav-links.active {
        max-height: 300px;
        border-bottom: 1px solid var(--border);
        overflow-y: auto;
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    
    .nav-links li a {
        display: flex;
        align-items: center;
        padding: 1rem;
        width: 100%;
        border-bottom: 1px solid var(--border);
    }
    
    .nav-links li a::before {
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
        margin-right: 1rem;
        font-size: 1.2rem;
    }
    
    .nav-links li a[href="#overview"]::before {
        content: "\f015"; /* home icon */
    }
    
    .nav-links li a[href="#features"]::before {
        content: "\f0ae"; /* tasks/features icon */
    }
    
    .nav-links li a[href="#technology"]::before {
        content: "\f7d9"; /* tools/tech icon */
    }
    
    .nav-links li a[href="#gallery"]::before {
        content: "\f03e"; /* image/gallery icon */
    }
    
    .nav-indicator {
        display: none;
    }
}


/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to right, var(--bg-darker), var(--bg-dark));
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('circuit-pattern.png') no-repeat center center;
    background-size: cover;
    opacity: 0.1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

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

/* Section Styles */
.section {
    padding: 6rem 0;
}

.section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
}

.section h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.dark {
    background-color: var(--bg-dark);
}

/* Overview Section */
.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.overview-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.overview-image {
    height: 400px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-light);
    border-radius: 8px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Technology Section */
.tech-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.tech-category h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: var(--primary);
}

.tech-list li {
    background-color: var(--bg-light);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
}

.tech-list li:hover {
    transform: translateX(10px);
}

.tech-name {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    height: 250px;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 1rem;
    font-size: 1rem;
    font-weight: 500;
}

/* Workflow Section */
.workflow-container {
    max-width: 800px;
    margin: 0 auto;
}

.workflow-step {
    display: flex;
    margin-bottom: 2rem;
    position: relative;
}

.workflow-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 60px;
    left: 25px;
    height: calc(100% + 2rem);
    width: 2px;
    background-color: var(--primary);
}

.step-number {
    background-color: var(--primary);
    color: var(--text-light);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    margin-right: 1.5rem;
    flex-shrink: 0;
    z-index: 1;
}

.step-content {
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    flex-grow: 1;
}

.step-content h3 {
    margin-bottom: 0.5rem;
    color: var(--primary);
}

/* Footer */
footer {
    height: 10vh ;
    background-color: var(--bg-darker);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright p {
    color: var(--neutral);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.social-links a i {
    font-size: 1.2rem;
}

/* Responsive Styles */
@media screen and (max-width: 992px) {
    .overview-content {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
}

@media screen and (max-width: 768px) {
    nav {
        flex-direction: column;
        height: auto;
        padding: 1rem;
    }
    
    .logo {
        margin-bottom: 1rem;
    }
    
    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        width: 100%;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    .section h2 {
        font-size: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media screen and (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .overview-image {
        height: 250px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}