body, html {
    height: 100%;
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    /* On utilise une image de fond maritime ou un dégradé */
    background: linear-gradient(rgba(30, 58, 138, 0.8), rgba(30, 58, 138, 0.8)), 
                url('images/image2.jpg') center/cover no-repeat;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    text-align: center;
}

.login-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 15px;
}

.login-header h1 {
    margin: 0;
    color: #1e3a8a;
    font-size: 24px;
}

.login-header p {
    color: #6b7280;
    margin-bottom: 30px;
}

.input-group {
    text-align: left;
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    font-size: 14px;
    color: #374151;
    margin-bottom: 8px;
    font-weight: 600;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 16px;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    margin-bottom: 25px;
}

.forgot-link {
    color: #06b6d4;
    text-decoration: none;
}

.btn-login {
    width: 100%;
    background: #1e3a8a;
    color: white;
    padding: 14px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-login:hover {
    background: #1e40af;
}

.login-footer {
    margin-top: 25px;
}

.login-footer a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 14px;
}