:root {
	--bg-color: #0f172a;
	--card-bg: #1e293b;
	--accent-primary: #38bdf8;
	--accent-secondary: #818cf8;
	--text-main: #f8fafc;
	--text-muted: #94a3b8;
	--border-color: #334155;
	--font-stack: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
	background-color: var(--bg-color);
	color: var(--text-main);
	font-family: var(--font-stack);
	line-height: 1.6;
	padding: 0;
	overflow-x: hidden;
}

.container {
	max-width: 900px;
	margin: 0 auto;
	padding: 0 2rem;
}

/* Header / Navbar */
header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	background-color: rgba(15, 23, 42, 0.9);
	backdrop-filter: blur(8px);
	border-bottom: 1px solid var(--border-color);
	z-index: 1000;
}

.nav-container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 70px;
}

.logo {
	font-size: 1.25rem;
	font-weight: 700;
	color: var(--text-main);
	text-decoration: none;
	letter-spacing: -0.5px;
}

.logo span {
	color: var(--accent-primary);
}

.nav-links {
	display: flex;
	gap: 1.5rem;
	list-style: none;
}

.nav-links a {
	color: var(--text-muted);
	text-decoration: none;
	font-size: 0.9rem;
	font-weight: 500;
	transition: color 0.2s ease;
}

.nav-links a:hover {
	color: var(--accent-primary);
}

/* Section Layout */
section {
	padding: 100px 0 40px 0;
}

.section-title {
	font-size: 1.5rem;
	font-weight: 700;
	margin-bottom: 2rem;
	position: relative;
	display: inline-block;
	letter-spacing: -0.5px;
}

.section-title::after {
	content: '';
	position: absolute;
	left: 0;
	bottom: -4px;
	width: 30px;
	height: 3px;
	background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
	border-radius: 2px;
}

/* Hero Section */
#hero {
	padding-top: 160px;
	padding-bottom: 60px;
}

.hero-title {
	font-size: 3rem;
	font-weight: 800;
	line-height: 1.1;
	margin-bottom: 0.5rem;
	letter-spacing: -1px;
	background: linear-gradient(135deg, var(--text-main) 50%, var(--text-muted));
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

.hero-subtitle {
	font-size: 1.35rem;
	font-weight: 500;
	color: var(--accent-primary);
	margin-bottom: 1.5rem;
}

.hero-description {
	font-size: 1.05rem;
	color: var(--text-muted);
	max-width: 650px;
	margin-bottom: 2rem;
}

.social-row {
	display: flex;
	gap: 1.25rem;
	align-items: center;
}

.btn-primary {
	background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
	color: #0f172a;
	padding: 10px 24px;
	border-radius: 6px;
	text-decoration: none;
	font-weight: 600;
	font-size: 0.9rem;
	transition: transform 0.2s ease, box-shadow 0.2s ease;
	box-shadow: 0 4px 14px rgba(56, 189, 248, 0.25);
	border: none;
	cursor: pointer;
}

.btn-primary:hover {
	transform: translateY(-1px);
	box-shadow: 0 6px 18px rgba(56, 189, 248, 0.35);
}

.btn-outline {
	border: 1px solid var(--border-color);
	background-color: transparent;
	color: var(--text-main);
	padding: 8px 16px;
	border-radius: 6px;
	text-decoration: none;
	font-size: 0.85rem;
	font-weight: 500;
	transition: background-color 0.2s ease, border-color 0.2s ease;
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
}

.btn-outline:hover {
	background-color: rgba(51, 65, 85, 0.4);
	border-color: var(--text-muted);
}

.social-icon {
	color: var(--text-muted);
	font-size: 1.35rem;
	transition: color 0.2s ease;
	text-decoration: none;
}

.social-icon:hover {
	color: var(--accent-primary);
}

/* Demos Section */
.demos-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 1.5rem;
}

.demo-card {
	background-color: var(--card-bg);
	border: 1px solid var(--border-color);
	border-radius: 8px;
	padding: 1.5rem;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}

.demo-badge {
	font-size: 0.7rem;
	text-transform: uppercase;
	font-weight: 600;
	color: var(--accent-secondary);
	letter-spacing: 0.5px;
	margin-bottom: 0.25rem;
}

.demo-title {
	font-size: 1.15rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
	color: var(--text-main);
}

.demo-desc {
	color: var(--text-muted);
	font-size: 0.9rem;
	margin-bottom: 1.25rem;
	text-align: justify;
}

.demo-tech-stack {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	margin-bottom: 1.25rem;
}

.demo-tag {
	background-color: rgba(51, 65, 85, 0.4);
	color: var(--text-muted);
	font-size: 0.8rem;
	padding: 2px 8px;
	border-radius: 4px;
}

/* Skills Section */
.skills-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 1.25rem;
}

.skill-card {
	background-color: var(--card-bg);
	border: 1px solid var(--border-color);
	border-radius: 8px;
	padding: 1.25rem;
}

.skill-card h3 {
	font-size: 1rem;
	margin-bottom: 0.75rem;
	color: var(--text-main);
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.skill-card h3 i {
	color: var(--accent-primary);
	font-size: 0.85rem;
}

.skill-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
}

/* Contact Section */
.contact-layout {
	display: grid;
	grid-template-columns: 1fr 1.25fr;
	gap: 2.5rem;
}

@media (max-width: 680px) {
	.contact-layout {
		grid-template-columns: 1fr;
		gap: 1.5rem;
	}
	.hero-title {
		font-size: 2.25rem;
	}
	.nav-links {
		display: none;
	}
}

.contact-info p {
	color: var(--text-muted);
	margin-bottom: 1.5rem;
	font-size: 0.95rem;
}

.info-link-item {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	color: var(--text-muted);
	text-decoration: none;
	margin-bottom: 1rem;
	font-size: 0.9rem;
}

.info-link-item i {
	color: var(--accent-primary);
	width: 16px;
	text-align: center;
}

.contact-form-wrapper {
	background-color: var(--card-bg);
	border: 1px solid var(--border-color);
	border-radius: 8px;
	padding: 1.5rem;
}

.form-group {
	margin-bottom: 1rem;
}

.form-label {
	display: block;
	font-size: 0.8rem;
	font-weight: 500;
	margin-bottom: 0.4rem;
	color: var(--text-main);
	text-transform: uppercase;
}

.form-control {
	width: 100%;
	background-color: var(--bg-color);
	border: 1px solid var(--border-color);
	color: var(--text-main);
	border-radius: 6px;
	padding: 10px 14px;
	font-family: var(--font-stack);
	font-size: 0.9rem;
	transition: border-color 0.2s ease;
}

.form-control:focus {
	outline: none;
	border-color: var(--accent-primary);
}

textarea.form-control {
	resize: vertical;
	min-height: 100px;
}

.alert {
	padding: 0.75rem;
	border-radius: 6px;
	margin-bottom: 1rem;
	font-size: 0.9rem;
	background-color: rgba(34, 197, 94, 0.1);
	color: #4ade80;
	border: 1px solid rgba(34, 197, 94, 0.2);
}

/* Footer */
footer {
	border-top: 1px solid var(--border-color);
	padding: 1.5rem 0 1.2rem 0;
	text-align: center;
	margin-top: 3rem;
	text-align: center;
}

footer p {
	color: var(--text-muted);
	font-size: 0.85rem;
}

footer .social-row {
    display: flex;
    justify-content: center;
    margin-top: 0.75rem;
}