body {
    background: linear-gradient(135deg, #1e1e2f, #121212);
    color: #ddd;
    font-family: 'Poppins', 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    margin: 0;
    min-height: 100vh;
}

.sidebar {
    background-color: #222;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
}

.sidebar a {
    color: #4db8ff;
    text-decoration: none;
    display: block;
    padding: 12px 16px;
    border-bottom: 1px solid #222;
    transition: color 0.3s;
}


.info-perso {
    text-align: center;
    padding-top: 40px;
    margin-top: 70px;
}

.info-perso img {
    border-radius: 50%;
    width: 150px;
    height: 150px;
    object-fit: cover;
    border: 3px solid white;
}

.diplome {
    text-align: center;
    margin-top: 100px;
}

.diplome > ul {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0;
}

.diplome-block {
    border: 1px solid #333;
    background-color: rgba(34, 34, 34, 0.9);
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    width: 320px;
    max-width: 220px;
    min-width: 90vw;
    margin: 12px 0;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}



.stage {
    text-align: center;
    margin-top: 50px;
}
.stage > ul {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0;
}

.stage-block {
    border: 1px solid #333;
    background-color: rgba(34, 34, 34, 0.9);
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    width: 320px;
    max-width: 220px;
    min-width: 90vw;
    margin: 12px 0;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}



.langue {
    text-align: center;
    margin-top: 50px;
}
.langue > ul {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0;
}

.langue-block {
    border: 1px solid #333;
    background-color: rgba(34, 34, 34, 0.9);
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    width: 320px;
    max-width: 220px;
    min-width: 90vw;
    margin: 12px 0;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}



.veille {
    text-align: center;
    margin-top: 50px;
}
.veille > ul {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0;
}

.veille-block {
    border: 1px solid #333;
    background-color: rgba(34, 34, 34, 0.9);
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    width: 300px;
    max-width: 100%;
    margin: 12px 0;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}



.veille-block a {
    align-self: center;
    text-decoration: none;
}

.btn-glass-veille {
    text-align: center;
    background: rgba(255, 255, 255, 0.08);
    color: #4db8ff;
    border: 1px solid rgba(77, 184, 255, 0.3);
    border-radius: 12px;
    padding: 10px 20px;
    font-family: 'Poppins' sans-serif;
    font-weight: 500;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background-color 0.4s ease,
                box-shadow 0.4s ease,
                transform 0.2s ease,
                border-color 0.4s ease;
}

.btn-glass-veille:hover {
    background: rgba(77, 184, 255, 0.15);
    border-color: #4db8ff;
    box-shadow: 0 0 12px rgba(77, 184, 255, 0.4);
    transform: translateY(-2px);
}

.btn-glass-veille:active {
    transform: translateY(0);
    box-shadow: 0 0 6px rgba(77, 184, 255, 0.2);
}

.btn-glass-veille:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.footer {
    background-color: #181818;
    color: #aaa;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    border-top: 1px solid #333;
}

.btn-glass {
    background: rgba(255, 255, 255, 0.08);
    color: #4db8ff;
    border: 1px solid rgba(77, 184, 255, 0.3);
    border-radius: 12px;
    padding: 10px 20px;
    font-family: 'Poppins' sans-serif;
    font-weight: 500;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background-color 0.4s ease,
                box-shadow 0.4s ease,
                transform 0.2s ease,
                border-color 0.4s ease;
}

.btn-glass:hover {
    background: rgba(77, 184, 255, 0.15);
    border-color: #4db8ff;
    box-shadow: 0 0 12px rgba(77, 184, 255, 0.4);
    transform: translateY(-2px);
}

.btn-glass:active {
    transform: translateY(0);
    box-shadow: 0 0 6px rgba(77, 184, 255, 0.2);
}

.btn-glass:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

#btnTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #00bcd4;
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 999;
}

#btnTop.show {
    opacity: 1;
}

#btnTop:hover {
    background: #008c9e;
}