/*        GENERAL STYLES            */

body {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1), color 0.45s cubic-bezier(0.4,0,0.2,1);
	font-family: 'Segoe UI', Arial, sans-serif;
	background: #f7f9fb;
	color: #222;
	margin: 0;
	padding: 0;
}
a {
	color: #0077ff;
	text-decoration: none;
	transition: color 0.2s;
}
a:hover {
	color: #0056b3;
}


/*       DARK MODE TOGGLE SWITCH           */
#dark-mode-toggle.switch {
    margin-left: 2rem;
    background: none;
    border: none;
    cursor: pointer;
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    width: 96px;
    position: relative;
    padding: 0;
}

#dark-mode-toggle.switch .switch-track {
    width: 70px;
    height: 38px;
    background: #b3daff;
    border-radius: 19px;
    position: relative;
    transition: background 0.25s, border 0.25s;
    display: flex;
    align-items: center;
    margin: 0 12px;
    border: 1.5px solid #80c1ff;
}
#dark-mode-toggle.switch:hover .switch-track {
    background: #8fcfff;
}
#dark-mode-toggle.switch.on .switch-track {
    background: #444b53;
    border: 1.5px solid #23272a;
}
#dark-mode-toggle.switch.on:hover .switch-track {
    background: #5a5f66;
}

#dark-mode-toggle.switch .switch-thumb {
    position: absolute;
    top: 6px;
    left: 3px;
    width: 26px;
    height: 26px;
    background: transparent;
    border-radius: 50%;
    transition: left 0.25s, color 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #23272a;
    z-index: 2;
    box-shadow: none;
    border: none;
}
#dark-mode-toggle.switch.on .switch-thumb {
    left: 41px;
    color: #f3f3f3;
}

#dark-mode-toggle.switch .switch-emoji {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    pointer-events: none;
    transition: left 0.25s, color 0.25s;
}

#dark-mode-toggle.switch .switch-emoji.sun {
    left: 8px;
    color: #23272a;
}
#dark-mode-toggle.switch.on .switch-emoji.moon {
    left: 50px;
    color: #f3f3f3;
}

/*       NAV BAR            */
#navbar-container nav.topnav {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1), box-shadow 0.45s cubic-bezier(0.4,0,0.2,1);
	display: flex;
	align-items: center;
	justify-content: space-between;
	background: #fff;
	box-shadow: 0 2px 8px rgba(0,0,0,0.04);
	padding: 0.5rem 2rem;
	position: sticky;
	top: 0;
	z-index: 100;
}
#navbar-container .logo img {
	height: 64px;
	border-radius: 8px;
	transition: height 0.2s;
}
#navbar-container nav ul {
	display: flex;
	gap: 2rem;
	list-style: none;
	margin: 0;
	padding: 0;
}
#navbar-container nav ul li a {
	font-weight: 600;
	font-size: 1.25rem;
	padding: 0.5rem 0.9rem;
	border-radius: 6px;
	transition: background 0.2s;
}

#navbar-container nav ul li a:hover { background: #ced2d7; }

body.dark-mode #navbar-container nav ul li a:hover {
	background: #181a1b;
	color: #7abaff;
}

/*        HERO SECTION           */
.hero {
	text-align: center;
	padding: 3rem 1rem 2rem 1rem;
	opacity: 0;
	animation: heroFadeIn 1.1s cubic-bezier(0.23,1,0.32,1) 0.1s forwards;
}
.hero h1 {
	font-size: 6rem;
	font-weight: 800;
	margin-bottom: 2.2rem;
	letter-spacing: -1px;
	opacity: 0;
	transform: scale(0.7) translateY(80px);
	animation: heroNameZoomIn 1.1s cubic-bezier(0.23,1,0.32,1) 0.1s forwards;
}
@keyframes heroFadeIn {
	0% { opacity: 0; }
	100% { opacity: 1; }
}
@keyframes heroNameZoomIn {
	0% { opacity: 0; transform: scale(0.7) translateY(80px); }
	60% { opacity: 1; transform: scale(1.15) translateY(-10px); }
	80% { transform: scale(0.98) translateY(0); }
	100% { opacity: 1; transform: scale(1) translateY(0); }
}
.social-links {
	margin-top: 3rem;
	display: flex;
	justify-content: center;
	gap: 1.2rem;
}
.icon_button {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	background: #fff;
	border: 1.5px solid #e0e6ed;
	border-radius: 12px;
	box-shadow: 0 1px 4px rgba(0,0,0,0.03);
	transition: box-shadow 0.2s, border 0.2s, background 0.2s;
}
.icon_button:hover {
	border: 1.5px solid #0077ff;
	background: #f0f4fa;
	box-shadow: 0 2px 8px rgba(0,119,255,0.08);
}
.icon_button img { width: 28px; height: 28px; }
.resume_button {
	display: flex;
	align-items: center;
	justify-content: center;
	height: 48px;
	padding: 0 28px;
	background: #0077ff;
	color: #fff !important;
	border: none;
	border-radius: 12px;
	font-size: 1.1rem;
	font-weight: 600;
	margin-left: 1.2rem;
	box-shadow: 0 1px 4px rgba(0,119,255,0.08);
	transition: background 0.2s;
	cursor: pointer;
}
.resume_button:hover { background: #0056b3; }

/*        ABOUT SECTION          */
#About\ Me {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1);
	max-width: 1400px;
	margin: 3.5rem auto;
	background: #fff;
	border-radius: 18px;
	box-shadow: 0 4px 24px rgba(0,0,0,0.06);
	padding: 2rem 1.5rem 3.5rem 1.5rem;
	font-size: 1.35rem;
}
#About\ Me h2 {
	margin-top: 0;
	font-size: 3rem;
	font-weight: 800;
	letter-spacing: -1px;
}

/*      PROJECTS SECTION        */
#projects {
	max-width: 1400px;
	margin: 3rem auto;
	padding: 0 1.5rem;
	text-align: center;
	box-sizing: border-box;
}
#projects h2 {
	font-size: 3rem;
	font-weight: 900;
	margin-bottom: 2.5rem;
	letter-spacing: -2px;
}
#projects-root {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
	gap: 2.5rem;
	width: 100%;
	max-width: 1400px;
	margin: 0 auto;
	justify-items: center;
	box-sizing: border-box;
}
.project {
	width: 100%;
	max-width: 620px;
	aspect-ratio: 1 / 1;
	background: #fff;
	border-radius: 18px;
	box-shadow: 0 14px 40px rgba(10,80,210,0.04);
	padding: 2rem 1.5rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: flex-start;
	position: relative;
	overflow: hidden;
	transition: transform 0.25s ease, box-shadow 0.25s ease;
	box-sizing: border-box;
	margin: 0 auto;
}
.project-content {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: space-between;
	height: 100%;
	width: 100%;
	opacity: 1;
	pointer-events: auto;
	transition: opacity 0.35s cubic-bezier(0.4,0,0.2,1);
	position: absolute;
	inset: 0;
	z-index: 1;
}
.project-hover {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.35s cubic-bezier(0.4,0,0.2,1);
	padding: 2rem 1.5rem;
	background: rgba(255,255,255,0.98);
	z-index: 2;
}
.project:hover .project-content {
	opacity: 0;
	pointer-events: none;
}
.project:hover .project-hover {
	opacity: 1;
	pointer-events: auto;
}
.project img {
	width: 375px;
	height: 250px;
	object-fit: cover;
	border-radius: 12px;
	margin-bottom: 1rem;
	margin-top: 1rem;
}
.project h3 {
	font-size: 2em;
	font-weight: 700;
	margin: 2.25rem 0 0.4rem;
	text-align: center;
}
.project .lang {
	font-size: 1.2rem;
	color: #555;
	margin-top: auto;
	margin-bottom: 1.5rem;
	text-align: center;
}

.project-hover .desc {
	color: #433f3f;
	margin-bottom: 1.2rem;
	text-align: center;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	height: 90%;
	max-width: 92%;
	max-height: 90%;
	word-break: break-word;
	font-size: 1.25rem;
	overflow: visible;
	white-space: normal;
}

@supports (text-wrap: balance) {
	.project-hover .desc > span {
		text-wrap: balance;
	}
}

@media (max-width: 600px) {
	.project-hover .desc {
		font-size: clamp(0.85rem, 2vw, 1.1rem);
	}
}

.project:hover {
	transform: translateY(-15px);
	box-shadow: 0 20px 48px rgba(10,80,210,0.1);
}

.project-hover .repo-button {
    background: #f2f4f7;
    color: #5f6e7e;
    border: none;
    border-radius: 10px;
    padding: 0.8rem 2rem;
    font-size: 1.15rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, transform 0.18s, box-shadow 0.18s;
    box-shadow: 0 4px 16px rgba(0,119,255,0.18);
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80%;
    max-width: 260px;
    letter-spacing: 0.5px;
}

.project-hover .repo-button:hover {
    background: #d6dbe3;
    color: #4a90e2 !important;
    border: 1.5px solid #0077ff;
    transform: translateY(-8px) scale(1.04);
    box-shadow: 0 8px 24px rgba(0,119,255,0.22);
}

/*             CONTACT SECTION           */
#contact {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1), color 0.45s cubic-bezier(0.4,0,0.2,1);
	max-width: 1200px;
	margin: 6rem auto 2.5rem auto;
	background: #fff;
	border-radius: 18px;
	box-shadow: 0 4px 24px rgba(0,0,0,0.06);
	padding: 4rem 1.5rem 3.5rem 1.5rem;
	font-size: 1.25rem;
}
#contact h2 {
	margin-top: 0;
	font-size: 3rem;
	font-weight: 800;
	letter-spacing: -1px;
}
#contact form {
	display: flex;
	flex-direction: column;
	gap: 1.2rem;
	margin-top: 4rem;
}
#contact input,
#contact textarea {
	padding: 0.7rem 1rem;
	border: 1px solid #e0e6ed;
	border-radius: 6px;
	font-size: 1rem;
	font-family: inherit;
	background: #f7f9fb;
	resize: vertical;
	transition: border 0.2s;
}
#contact input:focus,
#contact textarea:focus {
	border: 1.5px solid #0077ff;
	outline: none;
}
#contact button[type="submit"] {
	background: #0077ff;
	color: #fff;
	border: none;
	border-radius: 6px;
	padding: 0.7rem 1.5rem;
	font-size: 1.1rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.2s;
	box-shadow: 0 1px 4px rgba(0,119,255,0.08);
	margin-top: 2.5rem;
}
#contact button[type="submit"]:hover { background: #0056b3; }

/*        DARK MODE STYLES            */
body.dark-mode {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1), color 0.45s cubic-bezier(0.4,0,0.2,1);
	background: #181a1b;
	color: #f3f3f3;
}
body.dark-mode .topnav,
body.dark-mode #navbar-container nav.topnav {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1), box-shadow 0.45s cubic-bezier(0.4,0,0.2,1);
	background: #23272a;
	box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}
body.dark-mode .logo img { filter: brightness(0.85); }
body.dark-mode .icon_button,
body.dark-mode .resume_button {
	background: #23272a;
	color: #f3f3f3 !important;
	border: 1.5px solid #444;
}
body.dark-mode .icon_button:hover,
body.dark-mode .resume_button:hover {
	background: #2c3136;
	border: 1.5px solid #0077ff;
}
body.dark-mode #About\ Me,
body.dark-mode #contact,
body.dark-mode .project {
	transition: background 0.45s cubic-bezier(0.4,0,0.2,1), color 0.45s cubic-bezier(0.4,0,0.2,1);
	background: #23272a;
	color: #f3f3f3;
	box-shadow: 0 4px 24px rgba(0,0,0,0.25);
}

body.dark-mode a { color: #7abaff; }
body.dark-mode a:hover { color: #4a90e2; }
body.dark-mode #contact input,
body.dark-mode #contact textarea {
	background: #23272a;
	color: #f3f3f3;
	border: 1.5px solid #444;
}
body.dark-mode .project-hover {
	background: linear-gradient(180deg, rgba(27, 30, 32, 0.93), rgba(28, 29, 31, 0.96));
}
body.dark-mode .project-hover .desc { color: #ddd; }
body.dark-mode .project-hover .lang { color: #7abaff; }
body.dark-mode .repo-button {
	background: #23272a;
	color: #7abaff !important;
	border: 1.5px solid #444;
	box-shadow: 0 1px 8px rgba(0,0,0,0.18);
}
body.dark-mode .repo-button:hover {
	background: #2c3136;
	color: #4a90e2 !important;
	border: 1.5px solid #0077ff;
}

/*       OVERALL UTILITY            */
@media (max-width: 1200px) {
	#projects-root { grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); }
}
@media (max-width: 900px) {
	#projects-root { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
	.project img { width: 140px; height: 140px; }
}
@media (max-width: 640px) {
	.project { aspect-ratio: auto; min-height: 480px; max-width: 720px; }
	.project img { width: 140px; height: 140px; }
}
@media (max-width:1100px) {
	#projects-root { grid-template-columns: repeat(2, minmax(280px, 1fr)); max-width: 900px; }
}
@media (max-width:640px) {
	#projects-root { grid-template-columns: 1fr; gap: 1.5rem; max-width: 520px; }
	#projects { padding: 0 1rem; }
	.project { max-width: none; aspect-ratio: auto; min-height: 420px; } /* convert to tall card on very small screens if needed */
}