.main-nav {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	background: rgba(5, 5, 5, 0.85);
	backdrop-filter: blur(15px);
	-webkit-backdrop-filter: blur(15px);
	border-bottom: 1px solid var(--color-border);
	z-index: 1000;
	padding: 1rem 2rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.nav-brand {
	color: #fff;
	font-weight: 600;
	text-decoration: none;
	font-size: 1.2rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

.nav-links {
	display: flex;
	gap: 2rem;
	align-items: center;
}

.nav-link {
	color: var(--color-text-secondary);
	text-decoration: none;
	font-size: 0.95rem;
	transition: color 0.3s ease;
	font-weight: 500;
}

.nav-link:hover {
	color: var(--color-accent);
}

.custom-lang-selector {
	position: relative;
	margin-left: 0.5rem;
	user-select: none;
}

.lang-trigger {
	display: flex;
	align-items: center;
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: 20px;
	padding: 6px 14px;
	gap: 8px;
	cursor: pointer;
	transition: border-color 0.3s ease, background-color 0.3s ease;
}

.lang-trigger:hover {
	background: rgba(255, 255, 255, 0.08);
	border-color: rgba(255, 255, 255, 0.2);
}

.lang-icon {
	color: var(--color-text-secondary);
	font-size: 0.8rem;
}

.lang-trigger span {
	color: var(--color-text-primary);
	font-family: var(--font-main);
	font-size: 0.85rem;
	font-weight: 500;
}

.lang-chevron {
	font-size: 0.65rem;
	color: var(--color-text-secondary);
	transition: transform 0.3s ease;
}

.custom-lang-selector.open .lang-chevron {
	transform: rotate(180deg);
}

.lang-options {
	position: absolute;
	top: calc(100% + 8px);
	right: 0;
	background: rgba(15, 15, 15, 0.95);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	border: 1px solid rgba(255, 255, 255, 0.15);
	border-radius: 12px;
	list-style: none;
	padding: 6px;
	margin: 0;
	min-width: 140px;
	opacity: 0;
	visibility: hidden;
	transform: translateY(-10px);
	transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
	box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
	z-index: 2000;
}

.custom-lang-selector.open .lang-options {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.lang-options li {
	padding: 8px 12px;
	font-size: 0.85rem;
	color: var(--color-text-secondary);
	cursor: pointer;
	border-radius: 6px;
	transition: background 0.2s, color 0.2s;
}

.lang-options li:hover {
	background: rgba(255, 255, 255, 0.1);
	color: #fff;
}

.about-links {
	display: flex;
	gap: 1rem;
	margin-top: 1.5rem;
	flex-wrap: wrap;
}

.about-link {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 8px 16px;
	background: rgba(255, 255, 255, 0.05);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: 20px;
	color: var(--color-text-primary);
	text-decoration: none;
	font-size: 0.85rem;
	transition: background 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
}

.about-link:hover {
	background: rgba(255, 255, 255, 0.1);
	border-color: rgba(255, 255, 255, 0.2);
	transform: translateY(-2px);
}

.site-header {
	padding: 8rem 1rem 4rem;
}

.home-section {
	max-width: 1400px;
	margin: 0 auto 6rem;
	padding: 0 1.5rem;
	animation: fadeIn 0.8s ease-out forwards;
	scroll-margin-top: 90px;
}

.section-header-row {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	margin-bottom: 2rem;
	border-bottom: 1px solid var(--color-border);
	padding-bottom: 0.75rem;
	scroll-margin-top: 90px;
}

.section-title {
	font-size: 1.6rem;
	font-weight: 300;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	color: var(--color-text-primary);
	background: linear-gradient(to right, #888, #fff, #888);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	margin: 0;
	cursor: pointer;
	transition: filter 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.section-title:hover {
	filter: brightness(1.2);
}

.minimal-link {
	color: var(--color-text-secondary);
	text-decoration: none;
	font-size: 0.85rem;
	font-weight: 500;
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	position: relative;
	transition: color 0.3s ease;
	letter-spacing: 0.05em;
	text-transform: uppercase;
}

.minimal-link::after {
	content: '';
	position: absolute;
	bottom: -2px;
	left: 0;
	width: 0%;
	height: 1px;
	background-color: var(--color-accent);
	transition: width 0.3s ease;
}

.minimal-link:hover {
	color: var(--color-text-primary);
}

.minimal-link:hover::after {
	width: 100%;
}

.minimal-link i {
	font-size: 0.75rem;
	transition: transform 0.3s ease;
}

.minimal-link:hover i {
	transform: translateX(4px);
}

.about-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
	align-items: center;
}

.about-content {
	font-size: 1.05rem;
	color: var(--color-text-secondary);
	line-height: 1.8;
	text-align: justify;
}

.about-content p {
	margin-bottom: 1.5rem;
}

.skills-container {
	background: rgba(20, 20, 20, 0.6);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	padding: 2.5rem;
	backdrop-filter: blur(10px);
}

.skill-main-title {
	font-size: 1.2rem;
	color: var(--color-accent);
	margin-bottom: 1.5rem;
	text-align: center;
}

.skill-group {
	margin-bottom: 1.5rem;
}

.skill-group:last-child {
	margin-bottom: 0;
}

.skill-title {
	font-size: 0.9rem;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	color: #fff;
	margin-bottom: 0.5rem;
	font-weight: 600;
}

.skill-list {
	color: var(--color-text-secondary);
	font-family: var(--font-mono);
	font-size: 0.85rem;
	line-height: 1.6;
}

.dynamic-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
	gap: 2rem;
	margin-bottom: 3rem;
}

.home-grid-override {
	min-height: auto !important;
	padding: 0 !important;
}

.card:hover {
	transform: translateY(0px); /* no upward movement on hover because no click action */
}

.doc-card {
	background: var(--color-surface);
	border-radius: var(--radius-lg);
	overflow: hidden;
	display: flex;
	flex-direction: column;
	position: relative;
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	border: 1px solid transparent;
	transition: transform 0.4s cubic-bezier(0.2, 0, 0.2, 1), border-color 0.4s, box-shadow 0.4s;
	box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
	cursor: pointer;
}

.doc-card:hover {
	transform: translateY(-5px);
	border-color: rgba(255, 255, 255, 0.2);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.doc-preview-wrapper {
	width: 100%;
	aspect-ratio: 1.4 / 1;
	background: #111;
	position: relative;
	overflow: hidden;
	border-bottom: 1px solid var(--color-border);
}

.doc-preview-loader {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	color: var(--color-text-secondary);
}

.doc-canvas {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: top center;
	opacity: 0;
	transition: opacity 0.5s;
}

.doc-card-content {
	padding: 1.5rem;
	display: flex;
	flex-direction: column;
	flex-grow: 1;
}

.doc-tags-container {
	margin-bottom: 0.5rem;
}

.doc-tag {
	font-size: 0.7rem;
	padding: 2px 8px;
	background: rgba(255,255,255,0.1);
	border-radius: 10px;
	margin-right: 4px;
}

.doc-card-title {
	font-size: 1.1rem;
	margin-bottom: 0.5rem;
	color: #fff;
}

.doc-card-description {
	font-size: 0.9rem;
	color: var(--color-text-secondary);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	margin-bottom: 1rem;
}

.home-project-card {
	cursor: pointer;
	transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.home-project-card:hover {
	transform: translateY(-4px);
	border-color: rgba(255, 255, 255, 0.2);
	box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
}

.doc-card-meta {
	margin-top: auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 0.75rem;
	font-size: 0.8rem;
	color: var(--color-text-secondary);
	font-family: var(--font-mono);
	width: 100%;
}

.doc-card-meta .doc-author {
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	flex: 1;
	min-width: 0;
}

.doc-card-meta .doc-date {
	white-space: nowrap;
	flex-shrink: 0;
	text-align: right;
}

.card-desc-clamp {
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.card-links-flex {
	display: flex;
	border-top: 1px solid var(--color-border);
	padding: 1rem 1.5rem;
	gap: 10px;
	margin-top: auto;
}

.music-card {
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	padding: 1.5rem;
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	gap: 1.25rem;
	transition: border-color 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease, transform 0.3s ease;
}

.music-card:hover {
	border-color: rgba(255, 255, 255, 0.18);
	box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
	background: var(--color-surface-hover);
}

.music-card-header {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
}

.music-genre {
	font-size: 0.72rem;
	font-family: var(--font-mono);
	color: var(--color-text-secondary);
	text-transform: uppercase;
	letter-spacing: 0.1em;
}

.music-title {
	font-size: 1.05rem;
	font-weight: 600;
	color: var(--color-text-primary);
	margin-top: 0.2rem;
}

.music-date {
	font-size: 0.78rem;
	font-family: var(--font-mono);
	color: var(--color-text-secondary);
}

.music-player-controls {
	display: flex;
	align-items: center;
	gap: 0.85rem;
	background: rgba(12, 12, 12, 0.7);
	padding: 0.65rem 0.9rem;
	border-radius: var(--radius-lg);
	border: 1px solid rgba(255, 255, 255, 0.08);
}

.music-play-btn {
	background: rgba(255, 255, 255, 0.08);
	border: 1px solid rgba(255, 255, 255, 0.15);
	color: var(--color-text-primary);
	width: 38px;
	height: 38px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
	flex-shrink: 0;
	font-size: 0.85rem;
}

.music-play-btn:hover {
	background: #ffffff;
	color: #050505;
	border-color: #ffffff;
	transform: scale(1.04);
}

.music-progress-container {
	flex-grow: 1;
	display: flex;
	flex-direction: column;
	gap: 0.4rem;
}

.music-progress {
	width: 100%;
	height: 4px;
	-webkit-appearance: none;
	appearance: none;
	background: linear-gradient(to right, #fff var(--progress, 0%), rgba(255, 255, 255, 0.12) var(--progress, 0%));
	border-radius: 2px;
	outline: none;
	cursor: pointer;
	transition: height 0.15s ease;
}

.music-progress:hover {
	height: 6px;
}

.music-progress::-webkit-slider-thumb {
	-webkit-appearance: none;
	appearance: none;
	width: 0px;
	height: 0px;
	background: transparent;
	border: none;
}

.music-time-display {
	font-size: 0.7rem;
	font-family: var(--font-mono);
	color: var(--color-text-secondary);
	display: flex;
	justify-content: flex-end;
	gap: 3px;
}

.external-links-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
	gap: 1.25rem;
}

.external-link-card {
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	padding: 1.25rem;
	display: flex;
	align-items: center;
	gap: 1rem;
	text-decoration: none;
	color: var(--color-text-primary);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	transition: border-color 0.3s ease, background-color 0.3s ease, transform 0.3s ease;
}

.external-link-card:hover {
	border-color: rgba(255, 255, 255, 0.25);
	background: var(--color-surface-hover);
	transform: translateY(-3px);
}

.external-icon {
	font-size: 1.5rem;
	color: var(--color-accent);
	flex-shrink: 0;
}

.external-info {
	display: flex;
	flex-direction: column;
	flex-grow: 1;
	min-width: 0;
}

.external-name {
	font-weight: 600;
	font-size: 1rem;
}

.external-desc {
	font-size: 0.8rem;
	color: var(--color-text-secondary);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.external-arrow {
	font-size: 0.75rem;
	color: var(--color-text-secondary);
	opacity: 0.6;
	transition: transform 0.2s ease, opacity 0.2s ease;
}

.external-link-card:hover .external-arrow {
	opacity: 1;
	transform: translate(2px, -2px);
}

.custom-footer-margin {
	margin-top: 2rem;
}

.secret-old-dot {
	cursor: default;
	color: transparent;
	user-select: none;
}

.secret-desk-icon {
	display: flex;
	align-items: center;
	opacity: 0.5;
	transition: opacity 0.3s;
}

.secret-desk-icon img {
	width: 16px;
	height: 16px;
	filter: grayscale(100%);
	transition: filter 0.3s;
}

.secret-desk-icon:hover {
	opacity: 1;
}

.secret-desk-icon:hover img {
	filter: none;
}

@media (max-width: 900px) {
	.about-grid {
		grid-template-columns: 1fr;
		gap: 2.5rem;
	}
}

@media (max-width: 600px) {
	.back-to-top {
		display: none !important;
	}
	
	.main-nav {
		position: sticky;
		top: 0;
		padding: 0.6rem 1rem;
		flex-wrap: wrap;
		gap: 0.5rem;
	}
	
	.nav-brand {
		font-size: 1rem;
	}
	
	.nav-links {
		gap: 0.75rem;
		flex-wrap: wrap;
		width: 100%;
		justify-content: space-between;
		border-top: 1px solid var(--color-border);
		padding-top: 0.5rem;
		margin-top: 0.25rem;
	}
	
	.nav-link {
		font-size: 0.85rem;
	}
	
	.custom-lang-selector {
		margin-left: 0;
	}
	
	.lang-trigger {
		padding: 4px 8px;
		font-size: 0.75rem;
	}
	
	.lang-trigger span {
		font-size: 0.75rem;
	}
	
	.lang-options {
		right: 0;
		top: calc(100% + 4px);
		min-width: 120px;
	}
	
	.site-header {
		padding: 4rem 1rem 2rem;
	}
	
	.site-header h1 {
		font-size: 1.8rem;
		letter-spacing: 0.1em;
	}
	
	.section-header-row {
		flex-direction: row;
		justify-content: space-between;
		align-items: center;
		gap: 0.5rem;
		margin-bottom: 1.5rem;
	}
	
	.section-title {
		font-size: 1.15rem;
	}
	
	.minimal-link {
		font-size: 0.75rem;
	}
	
	.dynamic-grid {
		grid-template-columns: 1fr;
		gap: 1.25rem;
	}
	
	.about-content {
		font-size: 0.95rem;
		line-height: 1.6;
	}
}

@media (max-width: 500px) {
	.home-section {
		padding: 0 0.75rem;
		margin-bottom: 3rem;
		overflow: hidden;
	}
	
	.main-nav {
		padding: 0.5rem 0.75rem;
		width: 100%;
		max-width: 100%;
		box-sizing: border-box;
	}
	
	.nav-links {
		gap: 0.35rem;
		justify-content: space-around;
	}
	
	.nav-link {
		font-size: 0.8rem;
	}
	
	.skills-container {
		padding: 1rem;
		width: 100%;
		box-sizing: border-box;
	}
	
	.about-links {
		gap: 0.4rem;
	}
	
	.about-link {
		flex: 1 1 calc(50% - 0.4rem);
		font-size: 0.75rem;
		padding: 6px 10px;
		justify-content: center;
	}
	
	.music-player-controls {
		gap: 0.5rem;
		padding: 0.5rem;
		width: 100%;
		box-sizing: border-box;
		overflow: hidden;
	}
	
	.music-progress-container {
		min-width: 0;
		flex-grow: 1;
	}
	
	.music-progress {
		max-width: 100%;
		width: 100%;
	}
	
	.external-links-grid {
		grid-template-columns: 1fr;
		gap: 0.75rem;
	}
	
	.external-link-card {
		padding: 0.85rem;
		max-width: 100%;
		box-sizing: border-box;
	}
	
	.doc-card-content {
		padding: 1rem;
		width: 100%;
		box-sizing: border-box;
	}
	
	.doc-card-meta {
		gap: 0.5rem;
		overflow: hidden;
		width: 100%;
	}
	
	.doc-card-meta .doc-author {
		min-width: 0;
		flex: 1;
		text-overflow: ellipsis;
		white-space: nowrap;
		overflow: hidden;
	}
}

@media (max-width: 380px) {
	.nav-link {
		font-size: 0.75rem;
	}
	
	.site-header h1 {
		font-size: 1.5rem;
	}
	
	.about-link {
		flex: 1 1 100%;
	}
	
	.skill-title {
		font-size: 0.78rem;
	}
	
	.skill-list {
		font-size: 0.72rem;
	}
}

@media (max-height: 600px) and (orientation: landscape) {
	.main-nav {
		position: absolute;
	}
	
	.site-header {
		padding: 5rem 1rem 2rem;
	}
	
	.home-section {
		margin-bottom: 3rem;
	}
}