* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html, body {
	width: 100%;
	height: 100%;
	font-family: system-ui, sans-serif;
	background: #f4f6fa;
	color: #222;
}

.topbar {
	height: 55px;
	background: #0f172a;
	color: #fff;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0 30px;
	box-shadow: 0 0 20px rgba(0,0,0,0.4);
}

.logo {
	font-size: 1.2rem;
	font-weight: 700;
}

.topbar nav a {
	color: #cbd5f5;
	text-decoration: none;
	margin-left: 20px;
	font-weight: 600;
	position: relative;
	transition: color 0.25s ease;
}

.topbar nav a:hover {
	color: #fff;
}

.layout {
	display: flex;
	min-height: calc(100vh - 55px);
}

.sidebar {
	width: 260px;
	background: #111827;
	padding: 20px;
	display: flex;
	flex-direction: column;
	gap: 8px;
	color: #cbd5f5;
	overflow-y: auto;
}

.sidebar h3 {
	margin-top: 20px;
	margin-bottom: 10px;
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 1px;
	color: #94a3b8;
}

.sidebar a {
	display: block;
	padding: 8px 10px;
	text-decoration: none;
	color: #cbd5f5;
	border-radius: 6px;
	font-size: 0.9rem;
	transition: background 0.2s ease, transform 0.2s ease;
}

.sidebar a:hover {
	background: #1e293b;
	color: #fff;
	transform: translateX(4px);
}

.content {
	flex: 1;
	padding: 40px;
	display: flex;
	flex-direction: column;
	gap: 30px;
	background: #fff;
	animation: fadeIn 0.6s ease forwards;
}

h1, h2 {
	margin-bottom: 10px;
}

p {
	line-height: 1.6;
	opacity: 0.9;
}

.card {
	background: #1e1e1e;
	color: #fff;
	padding: 25px;
	border-radius: 12px;
	box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.demo-image,
.demo-video,
.demo-iframe {
	width: 100%;
	border-radius: 10px;
	border: none;
}

.demo-iframe {
	height: 300px;
}

.demo-form {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

.demo-form input {
	padding: 10px;
	border-radius: 8px;
	border: none;
}

.demo-form button {
	padding: 10px 20px;
	border-radius: 8px;
	border: none;
	cursor: pointer;
	background: #2563eb;
	color: #fff;
	transition: transform 0.2s ease;
}

.demo-form button:hover {
	transform: translateY(-2px);
}

.demo-table {
	width: 100%;
	border-collapse: collapse;
}

.demo-table th,
.demo-table td {
	padding: 10px;
	border-bottom: 1px solid #444;
}

pre {
	background: #020617;
	color: #38bdf8;
	padding: 15px;
	border-radius: 8px;
	overflow-x: auto;
}

code {
	font-family: Consolas, monospace;
	font-size: 14px;
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(10px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (max-width: 900px) {
	.layout {
		flex-direction: column;
	}

	.sidebar {
		width: 100%;
	}
}
.btn {
    background-color: #2563eb;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}
.btn:hover {
    background-color: #1e40af;
    transform: perspective(5);
}


.flex-demo {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.flex-item {
    background: #4f46e5;
    color: white;
    padding: 1.5rem;
    border-radius: 8px;
    flex: 1;
    text-align: center;
    font-weight: bold;
}




.grid-demo {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.grid-item {
    background: #16a34a;
    color: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    font-weight: bold;
}



.responsive-box {
    margin-top: 1rem;
    padding: 2rem;
    background: #0ea5e9;
    color: white;
    text-align: center;
    border-radius: 8px;
    font-weight: bold;
}


@media (max-width: 768px) {
    .responsive-box {
        background: #dc2626;
    }
}
.site-footer {
    background-color: #1e1e1e;
    color: #ffffff;
    padding: 20px 0;
    text-align: center;
    font-family: Arial, sans-serif;
}

.site-footer a {
    color: #ff6f61;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.site-footer a:hover {
    color: #ffa07a;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: flex;
    justify-content: center;
    gap: 15px;
}

.footer-content p {
    margin: 0;
    font-size: 14px;
}