/* -------------------------
Color Variables for Light Mode (default)
------------------------- */
:root {
--background: #fdfdfd;
--card-background: #fff;
--input-background: #f1f1f1;
--text-color: #333;
--accent-color: #4FC3F7;
--border-color: #e5e5e5;
--shadow-color: rgba(0, 0, 0, 0.1);
}
/* -------------------------
Dark Mode Overrides
------------------------- */
[data-theme="dark"] {
--background: #121212;
--card-background: #1E1E1E;
--input-background: #2C2C2C;
--text-color: #E0E0E0;
--accent-color: #4FC3F7;
--border-color: #333;
--shadow-color: rgba(0, 0, 0, 0.5);
}
/* -------------------------
Basic Reset
------------------------- */
*,
*::before,
*::after {
box-sizing: border-box;
margin: 0;
padding: 0;
}
html {
font-size: 100%;
line-height: 1.6;
}
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
color: var(--text-color);
background-color: var(--background);
padding: 1rem;
transition: background-color 0.3s ease, color 0.3s ease;
}
.container {
max-width: 1200px;
margin: 0 auto;
padding: 0 1rem;
}
/* -------------------------
Semantic Element Styling
------------------------- */
header,
nav,
main,
section,
article,
aside,
footer,
form {
background-color: var(--card-background);
padding: 1rem;
margin-bottom: 1rem;
border-radius: 8px;
box-shadow: 0 1px 3px var(--shadow-color);
transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
header {
border-bottom: 2px solid var(--border-color);
display: flex;
justify-content: space-between;
align-items: center;
}
nav ul {
list-style: none;
display: flex;
gap: 1rem;
}
nav a {
text-decoration: none;
color: var(--accent-color);
}
nav a:hover {
text-decoration: underline;
}
/* -------------------------
Theme Toggle Button
------------------------- */
.theme-toggle {
background-color: var(--accent-color);
border: none;
border-radius: 4px;
color: var(--card-background);
padding: 0.5rem 1rem;
cursor: pointer;
font-size: 0.9rem;
transition: background-color 0.2s ease;
}
.theme-toggle:hover {
background-color: #42A9DC;
/* slightly darker blue */
}
main {
min-height: 60vh;
}
article,
section {
margin-bottom: 1rem;
}
aside {
background-color: var(--input-background);
}
footer {
border-top: 2px solid var(--border-color);
text-align: center;
font-size: 0.9rem;
}
figure {
margin: 1rem 0;
text-align: center;
}
figcaption {
margin-top: 0.5rem;
font-size: 0.85rem;
color: var(--text-color);
opacity: 0.8;
}
blockquote {
margin: 1rem;
padding: 1rem;
border-left: 4px solid var(--border-color);
font-style: italic;
background-color: var(--input-background);
}
code,
pre {
font-family: "Courier New", Courier, monospace;
background-color: var(--input-background);
color: var(--text-color);
padding: 0.2rem 0.4rem;
border-radius: 4px;
}
pre {
overflow-x: auto;
padding: 1rem;
}
table {
width: 100%;
border-collapse: collapse;
margin-bottom: 1rem;
}
th,
td {
padding: 0.75rem;
text-align: left;
border-bottom: 1px solid var(--border-color);
}
details {
margin-bottom: 1rem;
}
summary {
cursor: pointer;
font-weight: bold;
}
/* -------------------------
Modernized Form Styles
------------------------- */
form {
padding: 1.5rem;
max-width: 500px;
margin: 0 auto 1rem auto;
}
fieldset {
border: none;
padding: 0;
margin: 0;
}
legend {
font-size: 1.5rem;
margin-bottom: 1rem;
font-weight: bold;
color: var(--text-color);
}
label {
display: block;
margin-bottom: 0.5rem;
font-weight: 600;
color: var(--text-color);
}
input,
textarea,
select {
width: 100%;
padding: 0.75rem;
margin-bottom: 1rem;
border: 1px solid var(--border-color);
border-radius: 4px;
background-color: var(--input-background);
color: var(--text-color);
transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
input:focus,
textarea:focus,
select:focus {
border-color: var(--accent-color);
box-shadow: 0 0 5px var(--accent-color);
outline: none;
}
button[type="submit"] {
width: 100%;
padding: 0.75rem;
background-color: var(--accent-color);
border: none;
border-radius: 4px;
color: var(--card-background);
font-size: 1rem;
font-weight: bold;
cursor: pointer;
transition: background-color 0.2s ease;
}
button[type="submit"]:hover {
background-color: #42A9DC;
}
/* Sleek and Modern Link Styling Using --accent-color */
a {
text-decoration: none;
color: var(--accent-color);
position: relative;
transition: color 0.3s ease;
}
a::after {
content: '';
position: absolute;
left: 0;
bottom: -2px;
width: 100%;
height: 2px;
background-color: var(--accent-color);
transform: scaleX(0);
transform-origin: right;
transition: transform 0.3s ease;
}
a:hover,
a:focus {
color: var(--accent-color);
/* Keeps the accent consistent; optionally, you can define a hover variant */
}
a:hover::after,
a:focus::after {
transform: scaleX(1);
transform-origin: left;
}
/* Enhanced focus style for accessibility */
a:focus {
outline: 2px solid var(--accent-color);
outline-offset: 2px;
}