@import url("https://fonts.googleapis.com/css2?family=Lexend:wght@300;400&family=Fira+Code:wght@300;400;500&display=swap");

:root {
	--bg: #011627;
	--soft: #0d2137;
	--text: #d6deeb;
	--accent: #82aaff;
	--green: #addb67;
	--cyan: #7fdbca;
	--purple: #c792ea;
	--orange: #f78c6c;
	--yellow: #ffcb8b;
	--muted: #90a4ae;
	--border: #1d3b53;
}

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

body {
	background: var(--bg);
	color: var(--text);
	font-family: "Fira Code", monospace;
	font-weight: 300;
	font-size: 14px;
	line-height: 1.75;
	min-height: 100vh;
}

header {
	padding: 0.9rem 2rem;
	border-bottom: 1px solid var(--border);
	display: flex;
	align-items: center;
	justify-content: space-between;
	position: sticky;
	top: 0;
	background: var(--bg);
	z-index: 10;
}
.logo {
	font-size: 0.875rem;
	letter-spacing: 0.01em;
}
.logo-link {
	text-decoration: none;
}
.logo .user {
	color: var(--green);
	font-weight: 500;
}
.logo .sep,
.logo .path {
	color: var(--muted);
}
.logo .host {
	color: var(--accent);
	font-weight: 500;
}
.logo .sym {
	color: var(--purple);
}
nav {
	display: flex;
	gap: 2rem;
}
nav a {
	color: var(--muted);
	text-decoration: none;
	font-size: 0.8rem;
	transition: color 0.12s;
}
nav a:hover {
	color: var(--cyan);
}
nav a.active {
	color: var(--text);
}

main {
	max-width: 860px;
	margin: 0 auto;
	padding: 4rem 2rem;
	padding-bottom: 4.5rem; /* leave room for fixed footer */
}

.hero {
	margin-bottom: 4rem;
}
.hero h1 {
	font-size: 2.4rem;
	font-weight: 500;
	letter-spacing: -0.03em;
	margin-bottom: 1rem;
	color: var(--text);
}
.hero-line {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.875rem;
	color: var(--muted);
	margin-bottom: 0.15rem;
}
.hero-line .pfx {
	color: var(--green);
}
.hero-line .val {
	color: var(--text);
}
.muted {
	color: var(--muted);
}
.cursor {
	display: inline-block;
	width: 0.55em;
	height: 0.95em;
	background: var(--accent);
	vertical-align: text-bottom;
	animation: blink 1.2s step-end infinite;
}
@keyframes blink {
	0%,
	100% {
		opacity: 1;
	}
	50% {
		opacity: 0;
	}
}

.bio {
	font-family: "Lexend", sans-serif;
	font-weight: 300;
	font-size: 0.9rem;
	color: var(--muted);
	line-height: 1.65;
	margin-bottom: 3rem;
	max-width: 720px;
}

.section-label {
	font-size: 0.65rem;
	color: var(--purple);
	letter-spacing: 0.2em;
	text-transform: uppercase;
	margin: 3rem 0 1.5rem;
	display: flex;
	align-items: center;
	gap: 0.75rem;
}
.section-label::before {
	content: "//";
	color: var(--muted);
}
.section-label::after {
	content: "";
	flex: 1;
	height: 1px;
	background: var(--border);
}

.skip-link {
	position: absolute;
	top: 0;
	left: 0;
	background: var(--bg);
	color: var(--accent);
	padding: 0.5rem 1rem;
	font-size: 0.9rem;
	z-index: 20;
	transform: translateY(-100%);
	transition: transform 0.2s;
}
.skip-link:focus {
	transform: translateY(0);
}

a:focus-visible,
header nav a:focus-visible,
.project-card summary:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
}

/* remove focus outline when not keyboard-focused */
a:focus:not(:focus-visible),
header nav a:focus:not(:focus-visible),
.project-card summary:focus:not(:focus-visible) {
	outline: none;
}

.experience-list {
	list-style: none;
	padding: 0;
	margin: 0;
}
.experience-item {
	display: flex;
	justify-content: space-between;
	padding: 0.9rem 0;
	border-bottom: 1px solid var(--border);
}
.experience-item:last-child {
	border-bottom: none;
}
.experience-role {
	color: var(--text);
	font-size: 0.88rem;
	font-weight: 400;
}
.experience-org {
	color: var(--accent);
	font-size: 0.8rem;
	margin-top: 0.1rem;
}
.experience-meta {
	text-align: right;
}
.experience-date,
.experience-loc {
	color: var(--muted);
	font-size: 0.72rem;
}

.project-card {
	border: 1px solid var(--border);
	border-radius: 4px;
	padding: 0.8rem 1rem;
	margin-bottom: 1.75rem;
	background: var(--soft);
	transition: 0.15s;
}
.project-card[open] {
	border-color: var(--accent);
	background: var(--bg);
}
.project-card summary {
	cursor: pointer;
	display: flex;
	flex-direction: column;
	position: relative;
	list-style: none;
}
.project-card summary::-webkit-details-marker {
	display: none;
}
.project-card summary::before {
	content: "+";
	display: inline-block;
	width: 1ch;
	text-align: center;
	margin-right: 0.5rem;
	color: var(--muted);
	font-weight: 700;
}
.project-card[open] summary::before {
	content: "-";
}
.project-card .project-thumb {
	width: 100%;
	max-height: 150px;
	object-fit: cover;
	border-radius: 3px;
	margin-bottom: 0.6rem;
}
.project-card .project-expanded {
	margin-top: 0.75rem;
	padding-top: 0.75rem;
	border-top: 1px solid var(--border);
}
.project-card .project-full-desc,
.project-card .project-desc {
	font-family: "Lexend", sans-serif;
	font-weight: 300;
	font-size: 0.875rem;
	color: var(--muted);
	line-height: 1.65;
}

/* normalize markdown output inside expanded project content */
.project-card .project-full-desc > * + * {
	margin-top: 0.75rem;
}
.project-card .project-full-desc p,
.project-card .project-full-desc li,
.project-card .project-full-desc blockquote {
	font-size: 0.875rem;
	line-height: 1.7;
}
.project-card .project-full-desc h1,
.project-card .project-full-desc h2,
.project-card .project-full-desc h3,
.project-card .project-full-desc h4 {
	color: var(--text);
	font-family: "Fira Code", monospace;
	font-weight: 500;
	line-height: 1.4;
}
.project-card .project-full-desc h1 { font-size: 1.05rem; }
.project-card .project-full-desc h2 { font-size: 1rem; }
.project-card .project-full-desc h3,
.project-card .project-full-desc h4 { font-size: 0.93rem; }
.project-card .project-full-desc ul,
.project-card .project-full-desc ol {
	padding-left: 1.2rem;
	margin-left: 0.2rem;
}
.project-card .project-full-desc ul { list-style: disc; }
.project-card .project-full-desc ol { list-style: decimal; }
.project-card .project-full-desc li + li {
	margin-top: 0.35rem;
}
.project-card .project-full-desc a {
	color: var(--cyan);
	text-decoration: underline;
	text-underline-offset: 2px;
	word-break: break-word;
}
.project-card .project-full-desc img {
	display: block;
	max-width: 100%;
	height: auto;
	border: 1px solid var(--border);
	border-radius: 4px;
}
.project-card .project-full-desc code {
	font-family: "Fira Code", monospace;
	font-size: 0.82rem;
	background: rgba(13, 33, 55, 0.75);
	border: 1px solid var(--border);
	border-radius: 3px;
	padding: 0.05rem 0.3rem;
	color: var(--yellow);
}
.project-card .project-full-desc pre {
	overflow-x: auto;
	padding: 0.7rem;
	border: 1px solid var(--border);
	border-radius: 4px;
	background: rgba(13, 33, 55, 0.75);
}
.project-card .project-full-desc pre code {
	padding: 0;
	border: none;
	background: transparent;
}
.project-card .project-full-desc blockquote {
	border-left: 2px solid var(--border);
	padding-left: 0.75rem;
	color: var(--muted);
}
.project-card .project-header {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 1rem;
	flex-wrap: wrap;
}
.project-card .project-title {
	font-weight: 500;
	font-size: 0.9rem;
	color: var(--text);
}

.project-card .project-title a {
	color: inherit;
	text-decoration: none;
}
.project-card .project-title a:hover {
	color: var(--accent);
}
.project-card .project-period {
	color: var(--muted);
	font-size: 0.72rem;
	white-space: nowrap;
}
.project-card .project-tech {
	color: var(--green);
	font-size: 0.72rem;
	margin-top: 0.25rem;
}
.project-card .project-links {
	display: flex;
	gap: 1rem;
	margin-top: 0.6rem;
}
.project-card .project-links a {
	color: var(--cyan);
	font-size: 0.75rem;
	text-decoration: none;
}
.project-card .project-links a:hover {
	text-decoration: underline;
}

/* compact single-column — denser, less content per project */
.project-card.compact {
	padding: 0.45rem 0.6rem;
	margin-bottom: 0.9rem;
}
.project-card.compact summary {
	flex-direction: row;
	align-items: center;
	gap: 0.6rem;
}
.project-card.compact .project-thumb {
	width: 72px;
	height: 48px;
	object-fit: cover;
	border-radius: 4px;
	margin-bottom: 0;
	flex-shrink: 0;
}
.project-card.compact .project-header {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	flex: 1;
}
.project-card.compact .project-title {
	font-size: 0.95rem;
}
.project-card.compact .project-desc,
.project-card.compact .project-tech,
.project-card.compact .project-links {
	display: none;
}
.project-card.compact .project-period {
	font-size: 0.72rem;
	color: var(--muted);
}

.nav-easter {
	position: absolute;
	top: 2.8rem;
	left: 50%;
	transform: translateX(-50%);
	background: var(--soft);
	border: 1px solid var(--border);
	border-radius: 4px;
	padding: 0.25rem 0.6rem;
	font-family: "Fira Code", monospace;
	font-size: 0.85rem;
	color: var(--muted);
	pointer-events: none;
	opacity: 0;
	transition: opacity 0.2s;
}

/* persistent footer styled like header */
.site-footer {
	position: fixed;
	left: 0;
	right: 0;
	bottom: 0;
	background: var(--bg);
	border-top: 1px solid var(--border);
	padding: 0.6rem 2rem;
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 15;
}
.site-footer .footer-links {
	display: flex;
	gap: 1.5rem;
}
.site-footer .footer-links a {
	color: var(--cyan);
	text-decoration: none;
	font-size: 0.85rem;
}
.site-footer .footer-links a::after {
	content: " ↗";
	color: var(--muted);
	font-size: 0.7em;
}
.site-footer .footer-links a:hover { color: var(--text); }

/* Mobile / small-screen adjustments */
@media (max-width: 720px) {
	header {
		padding: 0.6rem 1rem;
	}
	nav {
		gap: 1rem;
	}
	nav a {
		font-size: 0.78rem;
	}
	.hero h1 {
		font-size: 1.8rem;
	}
	.hero-line {
		font-size: 0.82rem;
		flex-wrap: wrap;
		row-gap: 0.1rem;
	}
	main {
		padding: 2.2rem 1rem;
		padding-bottom: 6.5rem; /* ensure space for fixed footer on mobile */
	}
	.bio {
		font-size: 0.88rem;
	}
	.project-card .project-title {
		font-size: 0.92rem;
	}
	.experience-item {
		flex-direction: column;
		align-items: flex-start;
		gap: 0.35rem;
	}
	.experience-meta {
		display: flex;
		flex-wrap: wrap;
		gap: 1rem;
		text-align: left;
	}
}

@media (max-width: 520px) {
	header {
		flex-wrap: wrap;
		row-gap: 0.4rem;
	}
	nav {
		margin-left: auto;
	}
	.site-footer {
		padding: 0.5rem 1rem;
		position: fixed;
		bottom: 0;
		left: 0;
		right: 0;
		z-index: 20;
		/* respect safe area insets on iOS */
		padding-bottom: calc(env(safe-area-inset-bottom) + 10px);
	}
	.site-footer .footer-links {
		gap: 0.75rem;
		flex-wrap: wrap;
		justify-content: center;
	}
	.site-footer .footer-links a {
		font-size: 0.78rem;
	}
	main {
		padding-bottom: 7.2rem;
	}
	.project-card.compact .project-thumb {
		width: 64px;
		height: 44px;
	}
	.site-footer .footer-links a::after {
		content: '';
	}
}

.page-header {
	margin-bottom: 2.5rem;
}
.page-header h1 {
	font-size: 1.3rem;
	font-weight: 500;
	color: var(--green);
}
.page-header p {
	color: var(--muted);
	font-size: 0.8rem;
	margin-top: 0.2rem;
}