:root {
    --primary-color: #2563eb;
    --text-color: #1f2937;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --section-spacing: 4rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Botão de Tradução */
.lang-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
    background-color: var(--card-bg);
    border: 1px solid #e5e7eb;
    padding: 10px 20px;
    border-radius: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--text-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.lang-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 8px -1px rgba(0, 0, 0, 0.15);
    color: var(--primary-color);
}

.flag-icon {
    font-size: 1.2rem;
}

/* Header / Hero */
header {
    background-color: var(--card-bg);
    padding: 4rem 0;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-bottom: var(--section-spacing);
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    font-size: 0.9rem;
}

/* Sections */
section {
    margin-bottom: var(--section-spacing);
}

h2 {
    border-left: 5px solid var(--primary-color);
    padding-left: 1rem;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

/* Cards for Exp and Education */
.card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    margin-bottom: 1.5rem;
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
}

.card-title {
    font-weight: bold;
    font-size: 1.2rem;
}

.card-date {
    color: #6b7280;
    font-size: 0.9rem;
}

.card-subtitle {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.skill-category h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #374151;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background-color: #e0e7ff;
    color: #3730a3;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 0;
    color: #6b7280;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    .card-header {
        flex-direction: column;
    }

    h1 {
        font-size: 2rem;
    }

    /* Ajuste para mobile para o botão não ficar em cima do nome */
    header {
        padding-top: 5rem;
    }
}