@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');
/* Global reset and box-sizing */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


/* Root variables */
:root {
    --bg-body: #F3F4F6;
    --bg-card: #E7E9EE;
    --text-main: #2E2E38;
    --text-muted: #666874;
    --btn-bg: #444054;
    --header-bg: #2F243A;
    --border: #C8CCD4;
    --white: #FCFCFC;
}

/* Body */
body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    line-height: 1.5;
}

/* Main content padding for readability */
main {
    padding: 20px;
}

/* Headings */
h1,
h2,
h3 {
    color: var(--text-main);
    font-weight: 700;
}

/* Paragraphs and common text */
p,
li,
span,
label {
    color: var(--text-main);
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
}

/* Generic button styling */
button,
.btn {
    background-color: var(--btn-bg);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

button:hover,
.btn:hover {
    background-color: var(--header-bg);
    transform: translateY(-1px);
}

/* Generic card/section styling */
.card,
.section-highlight {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border);
    border-radius: 8px;
}

/* Go Back */
.go-back {
    position: absolute;
    top: 10px;
    right: 10px;
}

.go-back button {
    background-color: var(--bg-card);
    color: var(--text-main);
    font-size: 14px;
    font-weight: bold;
    border: 2px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
}

.go-back button:hover {
    background-color: var(--btn-bg);
    color: var(--white);
}

/* Footer styling */
footer {
    background-color: var(--btn-bg);
    color: var(--white);
    text-align: center;
    padding: 1rem;
    width: 100%;
    position: relative;
}

footer p {
    display: inline-block;
    font-weight: 400;
    color: var(--white);
}

.github-icon {
    width: 30px;
    margin-left: 10px;
    vertical-align: middle;
    transition: transform 0.3s ease;
}

.github-icon:hover {
    transform: scale(1.2);
}