/* General Styles */
:root {
    --primary-color: #6A67FF;
    --dark-blue: #121B2E;
    --text-color: #333;
    --background-light: #F9FAFB;
    --card-border: #E5E7EB;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    line-height: 1.6;
    background-color: var(--background-light);
    color: var(--text-color);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    background-color: #ffffff;
    border-bottom: 1px solid var(--card-border);
}

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

header nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    margin-left: 25px;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    background-color: white;
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--dark-blue);
    line-height: 1.2;
}

.hero .subtitle {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px auto;
    color: #555;
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #5855d6;
}

.btn.btn-secondary {
    background-color: #f3f4f6;
    color: var(--text-color);
    border: 1px solid var(--card-border);
}

.btn.btn-secondary:hover {
    background-color: #e5e7eb;
}

/* Sections */
section {
    padding: 80px 0;
}

section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--dark-blue);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    text-align: center;
}

.service-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.service-card h3 {
    margin-bottom: 10px;
    font-size: 1.5rem;
}

/* Work Section */
.work-section {
    background-color: white;
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.project-card {
    background-color: white;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 40px;
    overflow: hidden;
}

.project-image {
    flex-shrink: 0;
    width: 150px;
    height: 150px;
    background-color: var(--background-light);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-logo {
    width: 80px;
    height: 80px;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
}

.project-info h3 {
    font-size: 2rem;
    margin: 0 0 5px 0;
}

.project-tag {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.project-description {
    margin-bottom: 25px;
    color: #555;
}

/* Contact Section */
#contact {
    text-align: center;
}

#contact p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* Footer */
footer {
    background-color: #e5e7eb;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
    color: #6b7280;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .project-card {
        flex-direction: column;
        text-align: center;
        padding: 30px;
    }
    header {
        flex-direction: column;
        gap: 15px;
    }
}