/* Base Styles */
:root {
    --primary-color: #8E24AA;
    --secondary-color: #c077d5;
    --accent-color: #FDD835;
    --text-color: #E0E0E0;
    --light-text: #ffffff;
    --background-color: #121212;
    --card-bg: #1E1E1E;
    --header-bg: #0A0A0A;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --border-radius: 20px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm);
}

a {
    text-decoration: none;
    color: var(--secondary-color);
    transition: color 0.3s ease;
}

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

.btn-secondary:hover {
    color: var(--light-text);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    color: var(--light-text);
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: var(--spacing-xs);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--light-text);
    border: none;
}

.btn-primary:hover {
    background-color: #7B1FA2;
    color: var(--light-text);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--light-text);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: rgba(142, 36, 170, 0.2);
    transform: translateY(-2px);
    color: var(--light-text);
}

/* Header */
header {
    background-color: var(--header-bg);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    margin-right: 12px;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--light-text);
    margin: 0;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: var(--spacing-md);
}

nav ul li a {
    font-weight: 500;
    color: var(--light-text);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

nav ul li a:hover {
    opacity: 1;
    color: var(--light-text);
}

/* Hero Section */
.hero {
    padding: calc(var(--spacing-lg) * 2) 0 var(--spacing-lg);
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content h1 {
    font-size: 2.5rem;
    color: var(--light-text);
    margin-bottom: var(--spacing-xs);
}

.hero-content h2 {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.hero-image {
    text-align: center;
}

.hero-image img {
    max-height: 600px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* Features Section */
.features {
    padding: var(--spacing-lg) 0;
    background-color: var(--background-color);
}

.features h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--light-text);
    margin-bottom: var(--spacing-lg);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--secondary-color);
}

.feature-card p {
    color: var(--text-color);
}

/* About Section */
.about {
    padding: var(--spacing-lg) 0;
    background-color: var(--card-bg);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    font-size: 2rem;
    color: var(--light-text);
    margin-bottom: var(--spacing-md);
}

.about-content p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
    color: var(--text-color);
}

/* Download Section */
.download {
    padding: var(--spacing-lg) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--light-text);
    text-align: center;
}

.download h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--light-text);
}

.download p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: var(--light-text);
}

.download-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.btn-download {
    display: inline-block;
    transition: transform 0.3s ease;
}

.btn-download:hover {
    transform: translateY(-5px);
}

.btn-download img {
    height: 50px;
}

/* Footer */
.footer {
    background-color: var(--header-bg);
    padding: var(--spacing-md) 0;
    text-align: center;
}

.footer-links {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--light-text);
    margin: 0 var(--spacing-sm);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    text-decoration: underline;
}

.copyright {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.7;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 0;
        margin-bottom: var(--spacing-md);
    }

    .cta-buttons {
        justify-content: center;
    }

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

@media (max-width: 576px) {
    header .container {
        flex-direction: column;
        padding: var(--spacing-sm);
    }

    nav ul {
        margin-top: var(--spacing-sm);
    }

    nav ul li {
        margin: 0 var(--spacing-xs);
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .btn {
        display: block;
        width: 100%;
        margin: var(--spacing-xs) 0;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
}