/* Global Styles */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --text-color: #333;
    --light-gray: #f5f6fa;
    --border-color: #dcdde1;
}

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

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

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

/* Header Styles */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 40px 0;
    text-align: center;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

header .title {
    font-size: 1.5em;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-info a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--secondary-color);
}

/* Main Content Styles */
main {
    padding: 40px 0;
}

section {
    background: white;
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--secondary-color);
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.skill-category {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 6px;
}

.skill-category h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.skill-category ul {
    list-style-position: inside;
}

.skill-category li {
    margin-bottom: 8px;
}

/* Experience Styles */
.experience-item {
    margin-bottom: 30px;
}

.experience-item h3 {
    color: var(--secondary-color);
    margin-bottom: 5px;
}

.company {
    font-weight: bold;
    color: var(--primary-color);
}

.date {
    color: #666;
    font-style: italic;
    margin-bottom: 10px;
}

/* Education Styles */
.education-item {
    margin-bottom: 30px;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.cert-item {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 6px;
}

.cert-item h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

/* Interests Styles */
.interests-list {
    list-style-type: none;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.interests-list li {
    background: var(--secondary-color);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9em;
}

/* Footer Styles */
footer {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 30px 0;
    }

    header h1 {
        font-size: 2em;
    }

    .contact-info {
        flex-direction: column;
        align-items: center;
    }

    .skills-grid,
    .cert-grid {
        grid-template-columns: 1fr;
    }

    section {
        padding: 20px;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
    }

    header {
        background: white;
        color: black;
    }

    section {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }

    .contact-info a {
        color: black;
    }

    .interests-list li {
        border: 1px solid var(--secondary-color);
        background: white;
        color: var(--secondary-color);
    }
}