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

:root {
    --primary-beige: #F5F0E8;
    --secondary-beige: #E8DDD0;
    --dark-beige: #D4C4B0;
    --text-black: #1A1A1A;
    --text-gray: #4A4A4A;
    --text-light: #707070;
    --accent-black: #000000;
    --light-bg: #FEFCF8;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-dark: rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-black);
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--primary-beige) 100%);
    min-height: 100vh;
}

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

header {
    text-align: center;
    padding: 2rem 0;
    background: linear-gradient(135deg, var(--secondary-beige) 0%, var(--primary-beige) 100%);
    border-radius: 20px;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px var(--shadow);
    border: 1px solid var(--dark-beige);
}

.header-content h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--accent-black);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.header-content p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--text-gray);
    font-weight: 500;
}

.nav-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 3rem;
    padding: 0 10px;
}

.tab-button {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid var(--dark-beige);
    padding: 12px 24px;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
    color: var(--text-black);
    font-size: 0.95rem;
    backdrop-filter: blur(10px);
}

.tab-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-dark);
    background: var(--secondary-beige);
    border-color: var(--accent-black);
}

.tab-button.active {
    background: var(--accent-black);
    color: var(--light-bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-dark);
    border-color: var(--accent-black);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 40px var(--shadow);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.section-title {
    font-size: 2rem;
    color: var(--accent-black);
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-black);
    border-radius: 2px;
}

/* Infographie Présentation */
.career-path {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.career-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: var(--secondary-beige);
    border-radius: 15px;
    transition: var(--transition);
    min-width: 200px;
    position: relative;
}

.career-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px var(--shadow);
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--light-bg);
}

.step-title {
    font-weight: 700;
    color: var(--accent-black);
    margin-bottom: 0.5rem;
    text-align: center;
}

.step-description {
    color: var(--text-gray);
    text-align: center;
    font-size: 0.9rem;
}

.career-arrow {
    font-size: 2rem;
    color: var(--text-gray);
    display: none;
}

/* Cartes expérience */
.experience-timeline {
    position: relative;
    margin-top: 2rem;
}

.experience-card {
    background: var(--light-gray);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 2rem;
    border-left: 5px solid var(--accent-blue);
    transition: var(--transition);
    opacity: 0;
    transform: translateX(-50px);
}

.experience-card.visible {
    opacity: 1;
    transform: translateX(0);
}

.experience-card:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px var(--shadow);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.experience-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark-brown);
}

.experience-period {
    background: var(--accent-blue);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.experience-company {
    font-size: 1.1rem;
    color: var(--medium-brown);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.experience-description {
    color: var(--text-light);
}

/* Compétences */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.skill-category {
    background: var(--secondary-beige);
    border-radius: 15px;
    padding: 1.5rem;
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow);
}

.skill-category h3 {
    color: var(--dark-brown);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.skill-tag {
    background: var(--accent-blue);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Formation */
.education-grid {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.education-item {
    background: var(--light-bg);
    border-radius: 15px;
    padding: 2rem;
    border-left: 5px solid var(--accent-black);
    transition: var(--transition);
    box-shadow: 0 4px 15px var(--shadow);
}

.education-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--shadow-dark);
}

.education-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-black);
    margin-bottom: 0.5rem;
}

.education-school {
    color: var(--text-gray);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.platforms-section {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--primary-beige);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.platform-card {
    background: var(--secondary-beige);
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow);
}

.platform-name {
    font-weight: 700;
    color: var(--dark-brown);
    margin-bottom: 0.5rem;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-card {
    background: var(--secondary-beige);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--shadow);
    color: inherit;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--light-bg);
}

.contact-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-black);
    margin-bottom: 0.5rem;
}

.contact-info {
    color: var(--text-gray);
}

/* Responsive */
@media (min-width: 768px) {
    .career-arrow {
        display: block;
    }

    .experience-header {
        flex-wrap: nowrap;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    .section-card {
        padding: 1.5rem;
    }

    .nav-tabs {
        gap: 5px;
    }

    .tab-button {
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    .career-path {
        flex-direction: column;
        gap: 1rem;
    }

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