/*
 * AI-assisted: GitHub Copilot
 * Tool: GitHub Copilot
 * Date: 2025-11-26
 * Summary: AI was used for refactoring code readability. 
 * Human review: Reviewed and edited by the repository owner (Alyssa Nicole Argoncillo).
 */

/* Hide scrollbar but keep scroll functionality */
::-webkit-scrollbar {
	display: none;
}

html {
	-ms-overflow-style: none;
	scrollbar-width: none;
	scroll-behavior: smooth;
}

body {
	font-family: Arial, sans-serif;
	--color-text: rgb(43, 45, 66);
	--color-on-text: #EDF2F4;
	--color-muted: #8D99AE;
	--color-accent: #3B7080;
	--color-danger: #ae2c2e;
	--color-accent2: #DE9151;
	--btn-border: rgba(43, 45, 66, 0.8);
	background-color: #f5f5f5;
	color: var(--color-text);
	margin: 0;
	padding: 0;
	transition: background-color 0.3s ease, color 0.3s ease;
}

header {
	text-align: center;
	margin-bottom: 30px;
}

/* Navigation and hero styles */
.site-nav {
	position: absolute;
	top: 16px;
	left: 0;
	right: 0;
	z-index: 200;
}
.hero-inner {
	display: flex;
	align-items: center;
	gap: 2rem;
	max-width: 1200px;
	margin: 0 auto;
	padding: 4rem 2rem 0;
}
.hero-copy {
	flex: 1 1 60%;
	z-index: 1;
	text-align: left;
}

.hero-visual {
	flex: 0 0 420px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-left: 0;
}
.hero-visual img {
	width: 320px;
	max-width: 100%;
	height: auto;
	border-radius: 12px;
	box-shadow: 0 10px 30px rgba(0,0,0,0.15);
	object-fit: cover;
}
.theme-toggle, #theme-toggle {
	display: inline-flex;
	align-items: center;
	justify-content: flex-start;
	width: 44px;
	height: 24px;
	padding: 3px;
	border-radius: 999px;
	border: none;
	background: #e0e0e0;
	cursor: pointer;
}
.theme-toggle .toggle-knob {
	width:18px;
	height:18px;
	border-radius:50%;
	background:#fff;
	display:block;
	transition: transform .18s ease;
	box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}
.theme-toggle.active, #theme-toggle.active {
	background: rgba(0,0,0,0.2);
	justify-content: flex-end;
}
.nav-links { list-style:none; display:flex; gap:28px; margin:0; padding:0; }
.nav-links a { color: var(--color-text); text-decoration:none; font-weight:600; }

.hero {
	/* full-bleed hero*/
	margin: 0;
	min-height: 520px;
	background-image: url("images/Banners/ArgonTech Hero Banner Dark.png");
	background-size: cover;
	background-position: center top;
	position: relative; padding-top: 90px; color: var(--color-text); overflow: hidden;
	z-index: 0;
}

.hero { display: flex; align-items: flex-end; }
.site-nav .nav-logo { filter: none; }

/* dark-mode hero background */
body.dark .hero { background-image: url("images/Banners/ArgonTech Hero Banner Light.png"); }
.hero::after { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(0,0,0,0.18), rgba(0,0,0,0.32)); mix-blend-mode: multiply; }
.hero-inner { position:relative; max-width:1100px; margin:0 auto; padding:36px 0 0; display:flex; gap:20px; align-items:flex-start; }
.hero-copy { flex:1 1 60%; z-index:1; padding-left:36px; }
.hero-copy h1 { font-size:42px; margin:0 0 12px; font-weight:700; }
.hero-sub { font-size:18px; margin:0 0 20px; max-width:640px; line-height:1.4; }
.hero-ctas { display:flex; gap:14px; }
.cta { padding:14px 28px; border-radius:999px; text-decoration:none; display:inline-flex; align-items:center; gap:10px; font-weight:600; font-size:15px; background: transparent; border: 2px solid var(--btn-border); color: var(--color-text); transition: all 0.2s ease; }
.cta-primary { background: transparent; color: var(--color-text); border: 2px solid var(--btn-border); }
.cta-outline { background: transparent; border: 2px solid var(--btn-border); color: var(--color-text); }
.cta:hover { transform: translateY(-2px); background: rgba(0,0,0,0.05); border-color: var(--color-text); box-shadow: 0 0 20px rgba(215, 242, 251, 0.6), 0 0 40px rgba(189, 234, 248, 0.4), 0 4px 12px rgba(244, 216, 216, 0.15); }
.hero-visual { flex:0 0 420px; z-index:1; }
.hero-visual img { width:380px; height:500px; object-fit:cover; border-radius:12px; box-shadow: none; }

#hero-profile-img { width:380px; height:500px; object-fit:cover; border-radius:12px; box-shadow:none; }

/* Nav links follow theme-aware text color */
.nav-links a { color: var(--color-text); }

@media (max-width: 800px) {
	.hero-inner { flex-direction:column; align-items:stretch; text-align:center; }
	.hero { align-items: flex-start; padding-top: 84px; padding-bottom: 0; min-height: auto; }
	.hero-visual { order:2; margin-left:0; align-self:center; margin-top:8px; }
	.hero-copy { order:1; text-align:center; padding-left:0; }
	.hero-ctas { justify-content: center; margin-bottom:6px; flex-direction: column; align-items: center; }
	#hero-profile-img { width:220px; height:300px; margin:6px auto 0; display:block; }
	.nav-links { display:none; }

	.site-container { padding-top: 8px; padding-left: 14px; padding-right: 14px; }
	.hero-inner { padding-top: 12px; padding-bottom: 0; padding-left: 24px; padding-right: 24px; }
}

/* Container for page content (keeps hero full-bleed while other sections are padded) */
.site-container {
	max-width: 1100px;
	margin: 0 auto;
	padding: 20px;
}

#profile-img {
	width: 150px;
	border-radius: 50%;
}

button {
	padding: 10px 20px;
	margin-top: 10px;
	cursor: pointer;
}

button, .cta {
    color: var(--color-text);
	background: rgb(43, 45, 66, 0.8) 2px transparent;
}

/* Dark Theme */
body.dark {
	--color-text: #EDF2F4;
	--btn-border: rgba(237, 242, 244, 0.8);
	background-color: #121212;
	color: var(--color-text);
}

/* About Me Section */
.about-section {
	background-image: url("images/Backgrounds/ArgonTech About Me Light.png");
	background-size: cover;
	background-position: center;
	background-attachment: fixed;
	padding: 80px 20px;
	margin: 0;
	color: var(--color-text);
}

/* Dark mode about section */
body.dark .about-section {
	background-image: url("images/Backgrounds/ArgonTech About Me Dark.png");
	color: #EDF2F4;
}

.about-container {
	max-width: 1100px;
	margin: 0 auto;
}

/* Upper section: About Me and Where I Study */
.about-upper {
	text-align: center;
	margin-bottom: 60px;
}

.about-title {
	font-size: 32px;
	font-weight: 700;
	color: var(--color-text);
	margin-bottom: 30px;
	letter-spacing: 1px;
}

/* Dark mode title override */
body.dark .about-title {
	color: #EDF2F4;
}

.about-quote {
	background: rgba(255, 255, 255, 0.05);
	border-left: 4px solid var(--color-accent);
	padding: 24px 32px;
	margin: 0 auto 40px;
	max-width: 800px;
	font-style: italic;
	line-height: 1.8;
	text-align: justify;
	border-radius: 8px;
	box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.school-tag {
	display: inline-flex;
	align-items: center;
	gap: 16px;
	background: var(--color-danger);
	padding: 16px 32px;
	border-radius: 50px;
	box-shadow: 0 6px 20px rgba(174, 44, 46, 0.4);
}

.school-tag svg {
	color: #fff;
	flex-shrink: 0;
}

.school-info {
	text-align: left;
}

.school-info strong {
	display: block;
	font-size: 16px;
	margin-bottom: 4px;
	color: #fff;
}

.school-info p {
	margin: 0;
	font-size: 13px;
	color: rgba(255,255,255,0.9);
	font-style: italic;
}

/* Lower section: What I Know */
.about-lower {
	text-align: center;
}

.skills-title {
	font-size: 32px;
	font-weight: 700;
	color: var(--color-accent);
	margin-bottom: 40px;
	letter-spacing: 1px;
}

body.dark .skills-title {
	color: var(--color-accent2);
}

.skills-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 32px;
	max-width: 900px;
	margin: 0 auto;
}

.skill-column {
	text-align: center;
}

.skill-column h3 {
	font-size: 16px;
	font-weight: 700;
	color: var(--color-text);
	margin-bottom: 20px;
	letter-spacing: 0.5px;
	line-height: 1.4;
}

body.dark .skill-column h3 {
	color: #EDF2F4;
}

.skill-column h3.design-title {
	margin-top: 32px;
}

.skill-icons {
	display: flex;
	flex-direction: column;
	gap: 16px;
	align-items: center;
}

.skill-icons.single {
	margin-bottom: 0;
}

.icon-box {
	background: rgba(255, 255, 255, 0.95);
	padding: 20px;
	border-radius: 12px;
	width: 100px;
	height: 100px;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 4px 15px rgba(0,0,0,0.2);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
	position: relative;
}

.icon-box:hover {
	transform: translateY(-5px);
	box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.icon-box img {
	width: 60px;
	height: 60px;
	object-fit: contain;
}

/* Responsive About Section */
@media (max-width: 800px) {
	.about-section {
		padding: 60px 16px;
	}
	
	.about-title, .skills-title {
		font-size: 24px;
	}
	
	.about-quote {
		padding: 20px 24px;
		font-size: 14px;
	}
	
	.school-tag {
		flex-direction: column;
		text-align: center;
		padding: 20px;
	}
	
	.school-info {
		text-align: center;
	}
	
	.skills-grid {
		grid-template-columns: 1fr;
		gap: 40px;
	}
	
	.icon-box {
		width: 90px;
		height: 90px;
	}
	
	.icon-box img {
		width: 50px;
		height: 50px;
	}
	
	.icon-box::after {
		content: attr(title);
		position: absolute;
		bottom: 110%;
		left: 50%;
		transform: translateX(-50%) scale(0);
		background: #2B2D42;
		color: #EDF2F4;
		padding: 8px 12px;
		border-radius: 6px;
		font-size: 12px;
		white-space: nowrap;
		opacity: 0;
		transition: all 0.2s ease;
		pointer-events: none;
		z-index: 100;
	}
	
	.icon-box::before {
		content: '';
		position: absolute;
		bottom: 100%;
		left: 50%;
		transform: translateX(-50%);
		border: 6px solid transparent;
		border-top-color: #2B2D42;
		opacity: 0;
		transition: opacity 0.2s ease;
		pointer-events: none;
		z-index: 100;
	}
	
	.icon-box.show-tooltip::after {
		transform: translateX(-50%) scale(1);
		opacity: 1;
	}
	
	.icon-box.show-tooltip::before {
		opacity: 1;
	}
}

/* Achievements Section */
.achievements-section {
	background-image: url("images/Backgrounds/ArgonTech Achievements Light.png");
	background-size: cover;
	background-position: center;
	background-attachment: fixed;
	padding: 80px 20px;
	margin: 0;
	color: var(--color-text);
}

body.dark .achievements-section {
	background-image: url("images/Backgrounds/ArgonTech Achievements Dark.png");
	color: var(--color-on-text);
}

.achievements-container {
	max-width: 1100px;
	margin: 0 auto;
	text-align: center;
}

.achievements-title {
	font-size: 32px;
	font-weight: 700;
	color: var(--color-text);
	margin-bottom: 50px;
	letter-spacing: 1px;
}

body.dark .achievements-title {
	color: var(--color-on-text);
}

.achievement-card-new {
	background: rgba(255, 255, 255, 0.95);
	border-radius: 16px;
	padding: 40px;
	max-width: 550px;
	margin: 0 auto;
	box-shadow: 0 8px 30px rgba(0,0,0,0.3);
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 24px;
}

.achievement-img {
	width: 100%;
	max-width: 450px;
	height: auto;
	border-radius: 12px;
	box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.achievement-info {
	text-align: center;
	color: #2B2D42;
}

.achievement-info h3 {
	font-size: 18px;
	font-weight: 700;
	color: #2B2D42;
	margin: 0 0 8px 0;
	letter-spacing: 0.5px;
}

.achievement-year {
	font-size: 16px;
	color: var(--color-accent);
	font-weight: 600;
	display: inline-block;
	margin-bottom: 16px;
}

.achievement-description {
	font-size: 14px;
	line-height: 1.6;
	color: rgba(43, 45, 66, 0.8);
	margin: 0;
	font-style: italic;
}

/* Dark mode achievement card */
body.dark .achievement-card-new {
	background: rgba(43, 45, 66, 0.9);
}

body.dark .achievement-info {
	color: var(--color-on-text);
}

body.dark .achievement-info h3 {
	color: var(--color-on-text);
}

body.dark .achievement-year {
	color: var(--color-accent2);
}

body.dark .achievement-description {
	color: rgba(237, 242, 244, 0.8);
}

/* PROJECTS SECTION */
.projects-section {
	background-image: url("images/Backgrounds/ArgonTech Projects Light.png");
	background-size: cover;
	background-position: center;
	background-attachment: fixed;
	padding: 80px 20px;
	margin: 0;
	color: var(--color-text);
}

body.dark .projects-section {
	background-image: url("images/Backgrounds/ArgonTech Projects Dark.png");
	color: var(--color-on-text);
}

.projects-container {
	max-width: 1200px;
	margin: 0 auto;
	text-align: center;
}

.projects-title {
	font-size: 32px;
	font-weight: 700;
	color: var(--color-text);
	margin-bottom: 50px;
	letter-spacing: 1px;
}

body.dark .projects-title {
	color: var(--color-on-text);
}

.projects-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
	gap: 40px;
	margin-top: 50px;
}

.project-card-new {
	background: rgba(255, 255, 255, 0.95);
	border-radius: 16px;
	overflow: hidden;
	box-shadow: 0 8px 30px rgba(0,0,0,0.15);
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card-new:hover {
	transform: translateY(-8px);
	box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

.project-img-container {
	width: 100%;
	aspect-ratio: 16/9;
	overflow: hidden;
	background: #f5f5f5;
}

.project-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.project-content {
	padding: 30px;
	text-align: left;
}

.project-content h3 {
	font-size: 20px;
	font-weight: 700;
	color: #2B2D42;
	margin: 0 0 16px 0;
	letter-spacing: 0.5px;
}

.project-description {
	font-size: 14px;
	line-height: 1.6;
	color: rgba(43, 45, 66, 0.8);
	margin: 0 0 24px 0;
}

.project-buttons {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}

.project-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 20px;
	border-radius: 999px;
	font-size: 14px;
	font-weight: 600;
	text-decoration: none;
	transition: all 0.3s ease;
	border: 2px solid transparent;
}

.repo-btn {
	background-color: var(--color-danger);
	color: #fff;
	border-color: var(--color-danger);
}

.repo-btn:hover {
	background-color: transparent;
	color: var(--color-danger);
	box-shadow: 0 0 20px rgba(174, 44, 46, 0.5);
}

.website-btn {
	background-color: var(--color-accent);
	color: #fff;
	border-color: var(--color-accent);
}

.website-btn:hover {
	background-color: transparent;
	color: var(--color-accent);
	box-shadow: 0 0 20px rgba(59, 112, 128, 0.5);
}

/* Dark mode project cards */
body.dark .project-card-new {
	background: rgba(43, 45, 66, 0.9);
}

body.dark .project-content h3 {
	color: var(--color-on-text);
}

body.dark .project-description {
	color: rgba(237, 242, 244, 0.8);
}

body.dark .project-img-container {
	background: rgba(0, 0, 0, 0.3);
}

body.dark .website-btn {
	background-color: var(--color-accent2);
	border-color: var(--color-accent2);
}

body.dark .website-btn:hover {
	background-color: transparent;
	color: var(--color-accent2);
	box-shadow: 0 0 20px rgba(222, 145, 81, 0.5);
}

/* Responsive Achievements */
@media (max-width: 800px) {
	.achievements-section {
		padding: 60px 16px;
	}
	
	.achievements-title {
		font-size: 24px;
	}
	
	.achievement-card-new {
		padding: 24px;
	}
	
	.achievement-img {
		max-width: 100%;
	}
	
	.achievement-info h3 {
		font-size: 16px;
	}
	
	/* Projects Mobile Responsive */
	.projects-section {
		padding: 60px 16px;
	}
	
	.projects-title {
		font-size: 24px;
	}
	
	.projects-grid {
		grid-template-columns: 1fr;
		gap: 30px;
	}
	
	.project-content {
		padding: 20px;
	}
	
	.project-content h3 {
		font-size: 18px;
	}
}

/* Rounded toggle button with hover */
#theme-toggle {
	border-radius: 999px;
	border: none;
	background-color: #e0e0e0;
	transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
}

#theme-toggle:hover {
	transform: translateY(-2px);
	box-shadow: 0 6px 14px rgba(0,0,0,0.12);
	background-color: #d5d5d5;
}



.card:focus { outline: 3px solid #a0c4ff; outline-offset: 3px; }

body.dark #theme-toggle {
	background-color: #2a2a2a;
	color: #f5f5f5;
}

body.dark #theme-toggle:hover {
	background-color: #333333;
}

section h2 {
	max-width: 900px;
	margin: 0 auto 12px;
	padding: 12px 20px;
	text-align: center;
}

/* Footer */
.footer {
	padding: 40px 0;
	margin-top: 0;
}

.footer-container {
	max-width: 100%;
	margin: 0;
	padding: 0 80px;
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 40px;
}

.footer-left h2 {
	font-size: 36px;
	font-weight: 700;
	color: #2B2D42;
	margin: 0 0 20px 0;
}

body.dark .footer-left h2 {
	color: #EDF2F4;
}

.footer-email {
	font-size: 16px;
	color: #2B2D42;
	margin: 8px 0;
}

body.dark .footer-email {
	color: #EDF2F4;
}

.footer-socials {
	display: flex;
	gap: 16px;
	margin-top: 24px;
}

.footer-social-link {
	width: auto;
	height: auto;
	background: transparent;
	color: var(--color-text);
	display: flex;
	align-items: center;
	justify-content: center;
	text-decoration: none;
	border: none;
	cursor: pointer;
	transition: transform 0.3s ease;
	padding: 0;
}

.footer-social-link:hover {
	transform: translateY(-4px);
}

body.dark .footer-social-link {
	color: var(--color-on-text);
}

.discord-container {
	position: relative;
	display: inline-flex;
	align-items: center;
}

.discord-container .footer-social-link {
	background: transparent;
	border: none;
	padding: 0;
	width: auto;
	height: auto;
	border-radius: 0;
	color: var(--color-text);
}

.discord-container .footer-social-link:hover {
	transform: translateY(-4px);
	box-shadow: none;
}

body.dark .discord-container .footer-social-link {
	background: transparent;
}

.discord-tooltip {
	position: absolute;
	bottom: 60px;
	left: 50%;
	transform: translateX(-50%) scale(0);
	background: #2B2D42;
	color: #EDF2F4;
	padding: 12px 16px;
	border-radius: 8px;
	white-space: nowrap;
	font-size: 14px;
	box-shadow: 0 4px 12px rgba(0,0,0,0.3);
	opacity: 0;
	transition: all 0.2s ease;
	pointer-events: none;
	z-index: 1000;
}

.discord-tooltip.show {
	transform: translateX(-50%) scale(1);
	opacity: 1;
}

.discord-tooltip::after {
	content: '';
	position: absolute;
	top: 100%;
	left: 50%;
	transform: translateX(-50%);
	border: 8px solid transparent;
	border-top-color: #2B2D42;
}

body.dark .discord-tooltip {
	background: #EDF2F4;
	color: #2B2D42;
}

body.dark .discord-tooltip::after {
	border-top-color: #EDF2F4;
}

.discord-tooltip p {
	margin: 0;
}

.discord-tooltip strong {
	font-weight: 700;
}

.footer-right {
	text-align: right;
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 16px;
}

.footer-logo {
	height: 60px;
	width: auto;
}

.footer-copyright {
	font-size: 14px;
	color: #2B2D42;
	margin: 0;
}

body.dark .footer-copyright {
	color: #EDF2F4;
}

@media (max-width: 800px) {
	.footer-container {
		flex-direction: column;
		align-items: center;
		text-align: center;
	}
	
	.footer-left h2 {
		font-size: 28px;
	}
	
	.footer-socials {
		justify-content: center;
	}
	
	.footer-right {
		align-items: center;
		text-align: center;
	}
}

/* Responsive nav and hero*/
.nav-inner { display:flex; align-items:center; justify-content:space-between; max-width:1100px; margin:0 auto; padding:6px 20px; }
.nav-left { display:flex; align-items:center; gap:12px; }
.nav-logo { height:40px; width:auto; display:block; }
.nav-toggle { display:none; border:none; background:transparent; color:var(--color-text); font-size:20px; padding:6px 10px; cursor:pointer; }
.nav-title { font-weight:700; color: var(--color-text); margin-left: 8px; font-size:16px; }

.hero-inner { align-items:flex-start; height:100%; }
.hero-visual { align-self:flex-end; }
.hero-visual img { box-shadow: none; }

/* Mobile behavior: hamburger and stacked hero with profile at bottom */
@media (max-width: 800px) {
	.nav-toggle { display:inline-block; margin-left: auto; }
	.nav-links { display:none; }
	.site-nav.open .nav-links {
		display:flex;
		flex-direction:column;
		position: absolute;
		top: 56px;
		right: 16px;
		background: rgba(255,255,255,0.95);
		color: var(--color-text);
		padding: 10px 12px;
		border-radius: 8px;
		box-shadow: 0 8px 24px rgba(0,0,0,0.18);
		z-index: 210;
	}
	body.dark .site-nav.open .nav-links {
		background: rgba(43, 45, 66, 0.95);
		color: var(--color-text);
	}
	body.dark .site-nav.open .nav-links a {
		color: var(--color-text);
	}
	.hero-inner { flex-direction:column; align-items:stretch; text-align:center; height:auto; }
	.hero-visual { order:2; margin-left:0; margin-top:12px; align-self:center; }
	.hero-copy { order:1; text-align:center; }
	#hero-profile-img { width:220px; height:300px; margin:0 auto; display:block; }
	.site-container { padding-left: 16px; padding-right: 16px; }
	.nav-inner { padding-left: 10px; padding-right: 10px; }
}