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

/* ================= BODY ================= */
body {
    font-family: 'Arial', sans-serif;
    color: #222;
    background: #fefefe;
    scroll-behavior: smooth;
    padding-top: 70px; /* Pour navbar fixe */
}

/* ================= NAVBAR ================= */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: #111;
    z-index: 1000;
}

.nav-menu {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 35px;
    padding: 18px 0;
}

.nav-menu a {
    text-decoration: none;
    color: white;
    font-weight: 600;
    transition: 0.3s;
}

.nav-menu a:hover, .nav-menu a.active {
    color: #00aaff;
}

/* ================= HERO ================= */
.hero {
    text-align: center;
    padding: 120px 20px;
    background: linear-gradient(135deg, #00aaff, #004f99);
    color: white;
}

.hero .container {
    max-width: 700px;
    margin: auto;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 15px;
}

.subtitle {
    font-size: 1.5rem;
    color: #e0e0e0;
    margin-bottom: 10px;
}

.description {
    font-size: 1rem;
    color: #ddd;
    margin-bottom: 25px;
}

/* ================= BOUTONS ================= */
.hero-buttons .btn {
    display: inline-block;
    margin: 8px;
    padding: 12px 28px;
    border-radius: 25px;
    font-weight: bold;
    text-decoration: none;
    transition: 0.3s;
}

.btn.primary {
    background: #00aaff;
    color: white;
}

.btn.secondary {
    border: 2px solid white;
    color: white;
}

.btn.cv {
    background: white;
    color: #004f99;
}

.btn:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

/* ================= SECTIONS ================= */
.section {
    padding: 90px 20px;
}

.section .container {
    max-width: 700px;
    margin: auto;
    text-align: center;
}

.section h2 {
    color: #00aaff;
    margin-bottom: 25px;
}

.section p {
    line-height: 1.7;
    color: #444;
}

/* ================= COMPÉTENCES ================= */
.skills-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
}

.skill-btn {
    padding: 12px 25px;
    border-radius: 25px;
    border: 2px solid #00aaff;
    background: white;
    color: #004f99;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.skill-btn:hover, .skill-btn.active-skill {
    background: #00aaff;
    color: white;
}

.skills-details {
    max-width: 700px;
    margin: auto;
    text-align: left;
    position: relative;
}

.skill-detail {
    display: none;
    background: #f4f4f4;
    padding: 20px;
    border-radius: 12px;
    margin-top: 15px;
    position: relative;
}

.skill-detail h3 {
    margin-bottom: 10px;
    color: #00aaff;
}

.skill-detail h4 {
    margin-top: 10px;
    color: #004f99;
}

.close-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: #ff4d4d;
    border: none;
    color: white;
    font-weight: bold;
    padding: 5px 10px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.9rem;
}

.close-btn:hover {
    background: #ff1a1a;
}

/* ================= PROJETS ================= */
.projects-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
}

.project-btn {
    padding: 12px 28px;
    border-radius: 25px;
    border: 2px solid #00aaff;
    background: white;
    color: #004f99;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.project-btn:hover, .project-btn.active-project {
    background: #00aaff;
    color: white;
}

.projects-details {
    max-width: 700px;
    margin: auto;
    text-align: left;
    position: relative;
}

.project-detail {
    display: none;
    background: #f4f4f4;
    padding: 20px;
    border-radius: 12px;
    margin-top: 15px;
    position: relative;
}

.project-detail h3 {
    margin-bottom: 10px;
    color: #00aaff;
}

.project-detail a {
    display: inline-block;
    margin-top: 10px;
    padding: 8px 20px;
    border-radius: 20px;
    background: #00aaff;
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

.project-detail a:hover {
    opacity: 0.85;
}

.project-figures {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.project-figures figure {
    background: #fff;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid #ddd;
}

.project-figures img {
    max-width: 100%;
    border-radius: 8px;
}

.project-figures figcaption {
    text-align: center;
    margin-top: 5px;
    font-size: 0.9rem;
    color: #555;
}


/* ================= CONTACT ================= */
.contact form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 500px;
    margin: auto;
}

.contact input, .contact textarea {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

.contact button {
    padding: 12px 20px;
    border-radius: 25px;
    border: none;
    background: #00aaff;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

.contact button:hover {
    opacity: 0.9;
}
.mail-btn {
    display: inline-block;
    margin-top: 15px;
    padding: 14px 30px;
    border-radius: 30px;
    background: linear-gradient(135deg, #00aaff, #004f99);
    color: white;
    font-weight: bold;
    text-decoration: none;
    transition: 0.3s;
}

.mail-btn:hover {
    transform: translateY(-3px);
    opacity: 0.9;
}

/* ================= FOOTER ================= */
footer {
    text-align: center;
    padding: 20px;
    background: #111;
    color: white;
}

/* ================= ANIMATION AU SCROLL ================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: ease 0.8s;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}