/* Presentation Section */
.presentation {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--surface-color) 0%, var(--bg-color) 100%);
    text-align: center;
}

.presentation-content h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.presentation-content .subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.presentation-intro {
    margin: 2rem auto 3rem;
    max-width: 650px;
}

.presentation-intro .intro-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.8;
}

.presentation-intro .tagline-text {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 500;
    margin: 0;
}

.presentation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.presentation-card {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    text-align: left;
    transition: all 0.3s ease;
}

.presentation-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.presentation-card h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.infos-card .info-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.infos-card .info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.info-value {
    color: var(--text-primary);
    font-weight: 600;
}

.passions-card .passion-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.passions-card .passion-item:last-child {
    border-bottom: none;
}

.passion-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.passion-item span {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.cta-button {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.cta-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .presentation-content h1 {
        font-size: 2.5rem;
    }

    .presentation-content .subtitle {
        font-size: 1.1rem;
    }

    .presentation-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin: 2rem 0;
    }

    .presentation {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .presentation-content h1 {
        font-size: 1.75rem;
    }

    .presentation-content .subtitle {
        font-size: 0.95rem;
    }
}