* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Consolas", sans-serif;
    list-style-type: none;
    transition: background-color 0.3s ease, color 0.3s ease;
}

:root {
    --bg-color: #000000;
    --text-color: #cacaca;
    --nav-bg-color: #0c0b0c;
    --brand-color: #FFD700;
    --link-hover-bg: #575757;
    --collapsible-bg: #1a1a1a;
    --collapsible-hover-bg: #333333;
    --content-bg: #1f1f1f;
    --content-link-color: #cacaca;
    --content-link-hover-bg: #333333;
    --border-color: #333;
}

[data-theme="light"] {
    --bg-color: #f1f1f1;
    --text-color: #333333;
    --nav-bg-color: #ffffff;
    --brand-color: #000000;
    --link-hover-bg: #e9e9e9;
    --collapsible-bg: #e9e9e9;
    --collapsible-hover-bg: #cccccc;
    --content-bg: #ffffff;
    --content-link-color: #333333;
    --content-link-hover-bg: #e9e9e9;
    --border-color: #dddddd;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
    padding-top: 80px;
    padding-bottom: 60px;
}

.navbar {
    background-color: var(--nav-bg-color);
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.brand {
    color: var(--brand-color) !important;
    text-decoration: none;
    font-size: 1.5em;
    font-weight: bold;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    padding: 10px 15px;
    display: inline-block;
    border-radius: 4px;
    margin-left: 10px;
}

.nav-links a:hover {
    background-color: var(--link-hover-bg);
}

.main-content {
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.collapsible {
    background-color: var(--collapsible-bg);
    color: var(--text-color);
    cursor: pointer;
    padding: 18px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 16px;
    border-radius: 5px;
    margin-top: 10px;
    position: relative;
    transition: background-color 0.3s;
}

.collapsible:hover, .collapsible.active {
    background-color: var(--collapsible-hover-bg);
}

.collapsible:after {
    content: '\002B'; /* Plus sign */
    font-size: 18px;
    color: var(--text-color);
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.2s ease-out;
}

.collapsible.active:after {
    transform: translateY(-50%) rotate(45deg);
    content: "\002B"; /* Keep plus, just rotate it to an X */
}

.content {
    padding: 0 18px;
    max-height: 0;
    overflow: hidden;
    background-color: var(--content-bg);
    border-radius: 0 0 5px 5px;
    transition: max-height 0.3s ease-in-out;
    margin-bottom: -1px; /* Prevents double borders */
}


.content a {
    display: block;
    padding: 12px 15px;
    text-decoration: none;
    color: var(--content-link-color);
    border-bottom: 1px solid var(--border-color);
}

.content a:last-child {
    border-bottom: none;
}

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


/* Theme Switcher Styles */
.theme-switch-wrapper {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #2196F3;
}

input:focus + .slider {
    box-shadow: 0 0 1px #2196F3;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

/* Responsive Styles */
.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    cursor: pointer;
}

.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    display: block;
    background-color: var(--text-color);
    height: 2px;
    width: 25px;
    border-radius: 2px;
    position: relative;
}

.nav-toggle-label span::before,
.nav-toggle-label span::after {
    content: '';
    position: absolute;
}

.nav-toggle-label span::before {
    bottom: 8px;
}

.nav-toggle-label span::after {
    top: 8px;
}

@media (max-width: 768px) {
    .nav-toggle-label {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: var(--nav-bg-color);
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        padding: 0;
    }

    .nav-links a {
        margin: 0;
        width: 100%;
        text-align: left;
        border-bottom: 1px solid var(--border-color);
        padding: 15px;
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

    .nav-toggle:checked ~ .nav-links {
        display: flex;
    }

    .theme-switch-wrapper {
        padding: 10px 15px;
        width: 100%;
        justify-content: flex-start;
    }
}

.navbar-scrolled {
 background-color: rgba(51, 51, 51, 0.5); /* Semi-transparent background */
  backdrop-filter: blur(3px); /* The magic! This blurs the background */
  -webkit-backdrop-filter: blur(3px); /* For Safari compatibility */
  position: fixed;
  top: 0;
  width: 100%;
  padding: 15px 20px;
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: background-color 0.9s ease; /* Optional: smooth transition */
}