:root {
    /* Color Variables */
    --color-background: #f0f0f0;
    --color-primary: #2F3C7E;
    --color-secondary: #FFFFFF;
    --color-accent: rgba(104, 109, 118, 0.8);
    --color-text-primary: #2F3C7E;
    --color-border: rgba(47, 60, 126, 0.4);
    --accent1: #2F3C7E;

    /* Card Variables */
    --card-bg: var(--color-secondary);
    --card-shadow: rgba(0, 0, 0, 0.1);
    --card-hover-shadow: rgba(0, 0, 0, 0.2);

    /* Navbar Variables */
    --navbar-hover-bg: var(--color-primary);
    --navbar-hover-color: var(--color-secondary);

    /* General Layout Variables */
    --border-radius: 12px;
    --padding: 20px;
    --transition-speed: 0.3s;
}

body {
    padding: 0 0 100px 0;
    margin: 0;
    font-family: 'Helvetica', 'Arial', sans-serif;
    background-color: var(--color-background);
    color: var(--color-text-primary);
    transition: background-color var(--transition-speed);
    overflow-x: hidden;
}

header {
    padding-right: var(--padding);
    margin: 0;
    background-color: var(--color-background);
    display: flex;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

a {
    text-decoration: none;
    color: var(--accent1);
    font-weight: bold;
    transition: color var(--transition-speed);
}

a:hover {
    color: rgba(47, 60, 126, 0.8);
}

.header-div {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--padding);
    margin-bottom: var(--padding);
    width: 100%;
    border-bottom: 2px solid var(--color-border);
}

.title-page {
    font-family: 'Helvetica', 'Arial', sans-serif;
    font-weight: bold;
    color: var(--color-primary);
    padding-left: var(--padding);
    text-transform: uppercase;
    font-size: 28px;
    margin: 0 auto;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    flex-wrap: nowrap;
    white-space: nowrap;
}



header img {
    height: 60px;
    object-fit: cover;
    padding-left: var(--padding);
}

.navbar {
    text-align: center;
    font-size: 24px;
    margin-bottom: 50px;
}

.navbar a {
    margin: 0 15px;
    text-decoration: none;
    color: var(--color-primary);
    font-weight: bold;
    padding: 10px;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.navbar a:hover {
    background-color: var(--navbar-hover-bg);
    color: var(--navbar-hover-color);
}

.main-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--padding);
    background-color: var(--card-bg);
    padding: var(--padding);
    border-radius: var(--border-radius);
    box-shadow: 0 0 15px var(--card-shadow);
    width: 80%;
    margin: var(--padding) auto;
    transition: box-shadow var(--transition-speed);
}

.main-container:hover {
    box-shadow: 0 0 20px var(--card-hover-shadow);
}

.profile-photo {
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--color-primary);
    transition: transform var(--transition-speed);
}

.profile-photo:hover {
    transform: scale(1.05);
}

.about-me-title {
    padding-left: var(--padding);
    font-weight: 900;
    color: var(--color-primary);
    font-size: 30px;
    font-family: 'Helvetica', 'Arial', sans-serif;
}

.about-content {
    padding-left: var(--padding);
    color: var(--color-primary);
    font-family: 'Helvetica', 'Arial', sans-serif;
    font-size: 18px;
}

.social-group {
    display: flex;
    padding-left: var(--padding);
}

.social-facebook,
.social-linkedin,
.social-github {
    height: 30px;
    object-fit: cover;
    padding-right: var(--padding);
    transition: transform var(--transition-speed);
}

.social-facebook:hover,
.social-linkedin:hover,
.social-github:hover {
    transform: scale(1.1);
}

.bottom-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--padding);
    width: 80%;
    margin: var(--padding) auto;
}

.content-section {
    display: none;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: var(--padding);
}

.content-section .card {
    position: relative;
    background-color: var(--card-bg);
    padding: var(--padding);
    border-radius: var(--border-radius);
    border: 3px solid transparent;
    box-shadow: 0 5px 15px var(--card-shadow);
    transition: box-shadow var(--transition-speed), border .3s ease-in, transform var(--transition-speed);
    padding: var(--padding);
    overflow: hidden;
    font-family: 'Helvetica', 'Arial', sans-serif;
}

.content-section .card:hover {
    box-shadow: 0 10px 25px var(--card-hover-shadow);
    border: 3px solid var(--color-border);
    transform: translateY(-10px);
}

.card-title {
    font-size: 1.8em;
    color: var(--color-primary);
    margin-bottom: 25px;
    text-align: center;
    font-family: 'Helvetica', 'Arial', sans-serif;
}

.card p {
    color: var(--color-accent);
    font-size: 1.2em;
    text-align: center;
    line-height: 1.6;
    font-family: 'Helvetica', 'Arial', sans-serif;
}

.card a {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: var(--accent1);
    font-weight: bold;
    transition: color var(--transition-speed);
}

.card a:hover {
    color: rgba(47, 60, 126, 0.8);
}

section:target {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--padding);
}


footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 75px;
    text-align: center;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    font-size: 1.3em;
    font-family: 'Helvetica', 'Arial', sans-serif;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
    z-index: 100;
}