:root {
    --primary-color: #6200ea;
    --primary-hover: #3700b3;
    --background-dark: #121212;
    --surface-dark: #1e1e1e;
    --text-light: #ffffff;
    --text-gray: #b0b0b0;
    --accent: #03dac6;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-dark);
    color: var(--text-light);
    line-height: 1.6;
}

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

/* Header */
header {
    background-color: var(--surface-dark);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

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

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 1px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
}

.primary-btn {
    background-color: var(--primary-color);
    color: white;
}

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

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

.secondary-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(rgba(18, 18, 18, 0.8), rgba(18, 18, 18, 0.9)), url('https://images.unsplash.com/photo-1519681393784-d120267933ba?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
    background-position: center;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    background: linear-gradient(45deg, var(--primary-color), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Apps Section */
.apps-section {
    padding: 80px 0;
}

.apps-section h2, .about-section h2, .contact-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
}

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

.app-card {
    background-color: var(--surface-dark);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.app-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.app-icon-placeholder {
    width: 80px;
    height: 80px;
    background-color: rgba(98, 0, 234, 0.1);
    border-radius: 20px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
}

.app-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.app-card p {
    color: var(--text-gray);
    margin-bottom: 25px;
    font-size: 0.95rem;
}

/* About & Contact */
.about-section, .contact-section {
    padding: 80px 0;
    text-align: center;
}

.about-section {
    background-color: var(--surface-dark);
}

.about-section p, .contact-section p {
    max-width: 700px;
    margin: 0 auto 30px;
    color: var(--text-gray);
    font-size: 1.1rem;
}

/* Footer */
footer {
    background-color: black;
    padding: 30px 0;
    text-align: center;
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    header .container {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
}