/* =========================================================
   Ugurcan Portfolio
   ========================================================= */

:root {
	--bg: #FAFAFC;
	--surface: #FFFFFF;
	--surface-2: #F2F1F7;
	--ink: #17152A;
	--ink-2: #5A5870;
	--line: rgba(23, 21, 42, .1);
	--line-2: rgba(23, 21, 42, .2);
	--accent: #5B3DF5;
	--accent-soft: #ECE8FF;
	--accent-ink: #4A2FE0;
	--on-accent: #FFFFFF;
	--dot-off: rgba(23, 21, 42, .13);

	--t-games: #ECE8FF;   --a-games: #5B3DF5;
	--t-graphics: #FFF0D9; --a-graphics: #D07F00;
	--t-vision: #DCF3EC;  --a-vision: #0B9474;
	--t-tools: #ECEDF2;   --a-tools: #5A5870;

	--f: "Schibsted Grotesk", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
	--wrap: 1160px;
	--pad: clamp(1.1rem, 4vw, 2.5rem);
	--bar-h: 64px;
	--r: 18px;

	box-sizing: border-box;
	padding-top: env(safe-area-inset-top, 0px);
	padding-bottom: env(safe-area-inset-bottom, 0px);
	color-scheme: light;
}

@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) {
		--bg: #0F0E17; --surface: #17161F; --surface-2: #211F2E;
		--ink: #EEEDF6; --ink-2: #A6A4BC; --line: rgba(238, 237, 246, .1); --line-2: rgba(238, 237, 246, .2);
		--accent: #8C7BFF; --accent-soft: #252048; --accent-ink: #AA9DFF; --on-accent: #0F0E17; --dot-off: rgba(238, 237, 246, .12);
		--t-games: #231E45; --a-games: #9C8DFF;
		--t-graphics: #33260F; --a-graphics: #F2A93B;
		--t-vision: #0F2E27; --a-vision: #3CCBA6;
		--t-tools: #22222C; --a-tools: #A6A4BC;
		color-scheme: dark;
	}
}
:root[data-theme="dark"] {
	--bg: #0F0E17; --surface: #17161F; --surface-2: #211F2E;
	--ink: #EEEDF6; --ink-2: #A6A4BC; --line: rgba(238, 237, 246, .1); --line-2: rgba(238, 237, 246, .2);
	--accent: #8C7BFF; --accent-soft: #252048; --accent-ink: #AA9DFF; --on-accent: #0F0E17; --dot-off: rgba(238, 237, 246, .12);
	--t-games: #231E45; --a-games: #9C8DFF;
	--t-graphics: #33260F; --a-graphics: #F2A93B;
	--t-vision: #0F2E27; --a-vision: #3CCBA6;
	--t-tools: #22222C; --a-tools: #A6A4BC;
	color-scheme: dark;
}

*, *::before, *::after { box-sizing: inherit; }
html { scroll-behavior: smooth; scroll-padding-top: calc(env(safe-area-inset-top, 0px) + var(--bar-h) + 1rem); -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--f); font-size: 1.0625rem; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, svg, canvas { max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--accent); color: var(--on-accent); padding: .6rem 1rem; border-radius: 8px; font-weight: 600; text-decoration: none; }
.skip:focus { top: calc(env(safe-area-inset-top, 0px) + .5rem); }
.ico { width: 1.15em; height: 1.15em; flex: none; }

/* ---------- Bar ---------- */
.bar {
	position: fixed; inset: 0 0 auto 0; z-index: 50;
	padding-top: env(safe-area-inset-top, 0px);
	height: calc(var(--bar-h) + env(safe-area-inset-top, 0px));
	display: flex; align-items: center; gap: 1.5rem; padding-inline: var(--pad);
	background: color-mix(in srgb, var(--bg) 82%, transparent);
	-webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
	border-bottom: 1px solid transparent; transition: border-color .25s;
}
.bar.is-scrolled { border-bottom-color: var(--line); }
.brand { font-weight: 700; text-decoration: none; letter-spacing: -.01em; white-space: nowrap; }
.bar nav { margin-left: auto; overflow-x: auto; scrollbar-width: none; }
.bar nav::-webkit-scrollbar { display: none; }
.bar nav ul { display: flex; gap: .15rem; }
.bar nav a { display: block; padding: .4rem .75rem; border-radius: 999px; text-decoration: none; font-size: .95rem; color: var(--ink-2); white-space: nowrap; transition: color .2s, background-color .2s; }
.bar nav a:hover { color: var(--ink); }
.bar nav a.is-active { color: var(--ink); background: var(--surface-2); }
.theme-btn { flex: none; width: 38px; height: 38px; display: grid; place-items: center; background: var(--surface-2); border: 0; border-radius: 50%; cursor: pointer; }
.theme-btn .i-moon { display: none; }
:root[data-theme="dark"] .theme-btn .i-sun { display: none; }
:root[data-theme="dark"] .theme-btn .i-moon { display: block; }
@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) .theme-btn .i-sun { display: none; }
	:root:not([data-theme="light"]) .theme-btn .i-moon { display: block; }
}
@media (max-width: 820px) { .brand { display: none; } .bar nav { margin-left: 0; margin-right: auto; } .bar nav a { padding: .4rem .6rem; font-size: .9rem; } }

/* ---------- Hero ---------- */
.hero {
	min-height: 100svh;
	display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center;
	padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px) + 2.5rem); padding-bottom: 3rem;
}
.headline { display: inline-block; margin-bottom: 1.4rem; padding: .35rem .85rem; border-radius: 999px; background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; font-size: .95rem; }
.name { font-size: clamp(2.6rem, 6.3vw, 5.6rem); margin-top: 0; font-weight: 800; letter-spacing: -.035em; line-height: .95; margin-bottom: 1.5rem; }
.intro { font-size: clamp(1.1rem, 1.6vw, 1.25rem); color: var(--ink-2); max-width: 34rem; margin-bottom: 2rem; line-height: 1.55; }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 1.75rem; }
.btn { display: inline-flex; align-items: center; gap: .55rem; padding: .85rem 1.35rem; border-radius: 999px; text-decoration: none; font-weight: 600; transition: transform .15s, background-color .2s, border-color .2s; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--accent); color: var(--on-accent); }
.btn-ghost { border: 1.5px solid var(--line-2); }
.btn-ghost:hover { border-color: var(--ink); }
.social { display: flex; gap: .5rem; }
.social a { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; color: var(--ink-2); background: var(--surface-2); transition: color .2s, background-color .2s; }
.social a:hover { color: var(--on-accent); background: var(--accent); }

.matrix-card { background: var(--surface); border: 1px solid var(--line); border-radius: calc(var(--r) + 6px); padding: clamp(1rem, 2.4vw, 1.75rem); box-shadow: 0 30px 60px -40px rgba(40, 20, 120, .35); }
#matrix { display: block; width: 100%; aspect-ratio: 48 / 30; touch-action: pan-y; }
.sides { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1.25rem; }
.sides button { padding: .45rem .95rem; border-radius: 999px; border: 1px solid var(--line-2); background: transparent; cursor: pointer; font-size: .92rem; font-weight: 600; color: var(--ink-2); transition: color .2s, background-color .2s, border-color .2s; }
.sides button:hover { color: var(--ink); border-color: var(--ink-2); }
.sides button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.side-text { margin: .9rem 0 0; min-height: 3.2em; color: var(--ink-2); font-size: .98rem; line-height: 1.55; }

@media (max-width: 900px) {
	.hero { grid-template-columns: 1fr; min-height: 0; padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px) + 1.5rem); }
}

/* ---------- Sections ---------- */
.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); border-top: 1px solid var(--line); }
.section > h2, .contact h2 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 800; letter-spacing: -.03em; margin-bottom: clamp(1.75rem, 4vw, 3rem); }
.sub { font-size: 1.2rem; font-weight: 700; letter-spacing: -.01em; margin-bottom: .35rem; }
.sub-note { color: var(--ink-2); font-size: .95rem; margin-bottom: 1.25rem; }
.tags { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: 1rem; }
.tags li { font-size: .8rem; font-weight: 600; padding: .2rem .65rem; border-radius: 999px; background: var(--surface-2); color: var(--ink-2); }

/* About */
.about { display: grid; grid-template-columns: 260px minmax(0, 1fr) minmax(0, .75fr); gap: clamp(1.75rem, 4vw, 3.5rem); align-items: start; }
.portrait { display: block; width: 100%; height: auto; aspect-ratio: 286 / 353; object-fit: cover; border-radius: var(--r); background: var(--surface-2); }
.about-text p { color: var(--ink-2); max-width: 38rem; }
.about-text .lead { color: var(--ink); font-size: clamp(1.25rem, 2vw, 1.45rem); line-height: 1.45; font-weight: 500; letter-spacing: -.01em; margin-bottom: 1.2em; }
.facts { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: .4rem 1.25rem; }
.facts > div { padding: .85rem 0; border-bottom: 1px solid var(--line); }
.facts > div:last-child { border-bottom: 0; }
.facts dt { font-size: .82rem; color: var(--ink-2); }
.facts dd { margin: .1rem 0 0; font-weight: 600; line-height: 1.4; }
@media (max-width: 980px) { .about { grid-template-columns: 200px minmax(0, 1fr); } .facts { grid-column: 1 / -1; } }
@media (max-width: 600px) { .about { grid-template-columns: 1fr; } .portrait { max-width: 220px; } }

/* Experience */
.xp { border-left: 2px solid var(--line); margin-left: .35rem; }
.xp-item { position: relative; display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: 1.5rem; padding: 0 0 2.5rem 2rem; }
.xp-item:last-child { padding-bottom: 0; }
.xp-item::before { content: ""; position: absolute; left: -7px; top: .45rem; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); border: 2px solid var(--line-2); }
.xp-item.is-now::before { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); }
.xp-date { margin: 0; padding-top: .15rem; color: var(--ink-2); font-size: .92rem; font-variant-numeric: tabular-nums; }
.xp-item.is-now .xp-date { color: var(--accent-ink); font-weight: 600; }
.xp-body { max-width: 44rem; }
.xp-body h3 { font-size: 1.3rem; font-weight: 700; letter-spacing: -.015em; }
.xp-org { margin: .25rem 0 .55rem; font-weight: 500; color: var(--ink-2); }
.xp-sum { margin: 0; }
.more { margin-top: .6rem; }
.more summary { display: inline-flex; align-items: center; gap: .4rem; cursor: pointer; list-style: none; font-size: .92rem; font-weight: 600; color: var(--accent-ink); }
.more summary::-webkit-details-marker { display: none; }
.more summary::after { content: ""; width: .45em; height: .45em; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .2s; }
.more[open] summary::after { transform: rotate(-135deg) translateY(-1px); }
.more .c { display: none; }
.more[open] .c { display: inline; }
.more[open] .o { display: none; }
.more ul { margin-top: .75rem; display: grid; gap: .45rem; }
.more li { position: relative; padding-left: 1.1rem; color: var(--ink-2); }
.more li::before { content: ""; position: absolute; left: 0; top: .7em; width: 6px; height: 6px; border-radius: 50%; background: var(--line-2); }
.more li strong { color: var(--ink); }
@media (max-width: 700px) { .xp-item { grid-template-columns: 1fr; gap: .25rem; padding-left: 1.5rem; } }

/* Projects */
.pro { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.pro-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 1.35rem 1.4rem 1.4rem; }
.pro-item h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: .5rem; }
.pro-item p { color: var(--ink-2); font-size: .97rem; margin: 0; }
@media (max-width: 860px) { .pro { grid-template-columns: 1fr; } }

.sub-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem 1.5rem; margin-bottom: 1.5rem; }
.sub-row .sub { margin: 0; }
.filters { display: flex; flex-wrap: wrap; gap: .35rem; }
.filters button { padding: .42rem .9rem; border-radius: 999px; border: 1px solid var(--line-2); background: transparent; cursor: pointer; font-size: .9rem; font-weight: 600; color: var(--ink-2); }
.filters button:hover { color: var(--ink); border-color: var(--ink-2); }
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.1rem; }
.card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: transform .25s, box-shadow .25s; }
.card[hidden] { display: none; }
.card:hover { transform: translateY(-3px); box-shadow: 0 22px 40px -28px rgba(40, 20, 120, .4); }
.card-fig { aspect-ratio: 16 / 9; display: grid; place-items: center; color: var(--ink); --a: var(--accent); }
.card-fig img { width: 100%; height: 100%; object-fit: cover; }
.cat-games { background: var(--t-games); --a: var(--a-games); }
.cat-graphics { background: var(--t-graphics); --a: var(--a-graphics); }
.cat-vision { background: var(--t-vision); --a: var(--a-vision); }
.cat-tools { background: var(--t-tools); --a: var(--a-tools); }
.thumb { width: 78%; height: 88%; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; opacity: .85; }
.thumb .a { stroke: var(--a); }
.thumb .f { stroke: currentColor; opacity: .3; }
.thumb .d, .thumb .d circle { fill: currentColor; stroke: none; }
.thumb .d .a { fill: var(--a); }
.thumb .d .f { fill: currentColor; opacity: .2; }
.card-body { padding: 1.15rem 1.25rem 1.3rem; display: flex; flex-direction: column; flex: 1; }
.card-cat { margin: 0 0 .3rem; font-size: .8rem; font-weight: 600; color: var(--ink-2); }
.card h4 { font-size: 1.12rem; font-weight: 700; letter-spacing: -.01em; margin-bottom: .45rem; }
.card-body > p:not(.card-cat):not(.links) { color: var(--ink-2); font-size: .95rem; margin: 0; }
.links { display: flex; flex-wrap: wrap; gap: .4rem 1.1rem; margin: auto 0 0 !important; padding-top: 1.1rem; }
.links a { display: inline-flex; align-items: center; gap: .4rem; font-size: .92rem; font-weight: 600; text-decoration: none; color: var(--accent-ink); }
.links a:hover { text-decoration: underline; text-underline-offset: .2em; }
.all-link { margin: 2rem 0 0; }
.all-link a { font-weight: 600; color: var(--accent-ink); text-underline-offset: .25em; }

/* Skills */
.skills { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.skill-group { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 1.35rem 1.4rem 1.5rem; }
.skill-group h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: .9rem; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; }
.chips li { padding: .35rem .8rem; border-radius: 999px; background: var(--surface-2); font-size: .92rem; font-weight: 500; }
.skill-group:first-child { background: var(--accent-soft); border-color: transparent; }
.skill-group:first-child .chips li { background: var(--surface); }
@media (max-width: 700px) { .skills { grid-template-columns: 1fr; } }

.creds { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem; }
.creds .sub { margin-bottom: 1rem; }
.cred-list li { display: grid; grid-template-columns: 3.5rem minmax(0, 1fr); gap: 1rem; padding: .8rem 0; border-top: 1px solid var(--line); color: var(--ink-2); line-height: 1.45; }
.cred-list strong { color: var(--ink); font-weight: 600; }
.cred-year { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ink); }
@media (max-width: 700px) { .creds { grid-template-columns: 1fr; gap: 1.5rem; } }

/* Contact */
.contact { background: var(--ink); color: var(--bg); padding-block: clamp(4rem, 9vw, 7rem); }
.contact-text { font-size: clamp(1.15rem, 2.2vw, 1.5rem); max-width: 36rem; opacity: .8; margin-bottom: 1.75rem; }
.contact-mail { display: inline-block; font-size: clamp(1.3rem, 4.2vw, 2.9rem); font-weight: 800; letter-spacing: -.03em; text-decoration: none; overflow-wrap: anywhere; line-height: 1.2; margin-bottom: 2.25rem; background-image: linear-gradient(var(--accent), var(--accent)); background-size: 100% 3px; background-position: 0 100%; background-repeat: no-repeat; padding-bottom: .15em; }
.contact-mail:hover { color: var(--accent); }
.contact-links { display: flex; flex-wrap: wrap; gap: .6rem; }
.contact-links a { display: inline-flex; align-items: center; gap: .5rem; padding: .7rem 1.15rem; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--bg) 30%, transparent); text-decoration: none; font-weight: 600; }
.contact-links a:hover { background: var(--bg); color: var(--ink); }

.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1rem; padding-block: 1.75rem; color: var(--ink-2); font-size: .9rem; }
.foot p { margin: 0; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: .01ms !important; } }
@media print { .bar, .matrix-card, .filters { display: none !important; } .hero { min-height: 0; display: block; } .contact { background: none; color: #000; } }