/* ============================================================
   Osman Gündemir — Portfolio
   Terminal / gaming · dark IDE aesthetic, neon accents
   ============================================================ */
:root{
  --bg:#080A0F; --bg2:#0B0E14; --panel:#0F131C; --panel2:#141926;
  --ink:#C9D1E4; --dim:#6B7488;
  --green:#7EE787; --cyan:#56D4DD; --purple:#B392F0; --orange:#FFA657;
  --pink:#FF6B9D; --yellow:#E3B341; --red:#FF5F56;
  --line:#1E2433; --line2:#2A3244; --accent:var(--cyan);
  --glow-cyan:0 0 24px rgba(86,212,221,.35);
  --glow-green:0 0 24px rgba(126,231,135,.3);
  --glow-pink:0 0 24px rgba(255,107,157,.3);
  --mono:"Cascadia Code","JetBrains Mono","SF Mono",Consolas,ui-monospace,monospace;
  --wrap:1080px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-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(--mono);font-size:15px;line-height:1.7;overflow-x:hidden;overflow-wrap:break-word}
p,li,.val,.job__role,.proj__desc,.hero__pitch{overflow-wrap:break-word;word-break:break-word}
/* ambient glows + subtle grid = gaming atmosphere */
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(55% 45% at 82% -5%,rgba(86,212,221,.10),transparent 70%),
    radial-gradient(50% 40% at -5% 15%,rgba(179,146,240,.09),transparent 70%),
    radial-gradient(45% 40% at 60% 100%,rgba(255,107,157,.06),transparent 70%);}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.5;
  background-image:linear-gradient(rgba(86,212,221,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(86,212,221,.035) 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(circle at 50% 0%,#000,transparent 75%)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-weight:600;line-height:1.15}
p{margin:0}ul{margin:0;padding:0;list-style:none}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem);position:relative;z-index:1}
:where(a,button):focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:4px}
.dim{color:var(--dim)}.green{color:var(--green)}.cyan{color:var(--cyan)}.purple{color:var(--purple)}
.orange{color:var(--orange)}.yellow{color:var(--yellow)}.pink{color:var(--pink)}
.skip-link{position:absolute;left:-999px;top:0;z-index:200;background:var(--cyan);color:#04252b;padding:.6rem 1rem;font-weight:700}
.skip-link:focus{left:0}

/* ---------- top bar (window chrome) ---------- */
.top{position:sticky;top:0;z-index:50;background:rgba(8,10,15,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top__in{display:flex;align-items:center;gap:1rem;max-width:var(--wrap);margin-inline:auto;padding:.6rem clamp(1rem,4vw,2rem)}
.dots{display:flex;gap:.45rem}.dots i{width:12px;height:12px;border-radius:50%;display:block}
.dots i:nth-child(1){background:#FF5F56}.dots i:nth-child(2){background:#FFBD2E}.dots i:nth-child(3){background:#27C93F}
.path{color:var(--dim);font-size:.85rem}.path b{color:var(--cyan);font-weight:400}
.nav{display:flex;gap:1rem;margin-left:auto;font-size:.85rem}
.nav a{color:var(--dim);transition:color .15s}.nav a::before{content:"#";color:var(--purple)}
.nav a:hover{color:var(--green)}
.langbtn{font-family:var(--mono);font-size:.8rem;font-weight:600;background:var(--panel2);color:var(--cyan);border:1px solid var(--line2);padding:.35rem .65rem;border-radius:6px;cursor:pointer;transition:.15s}
.langbtn:hover{border-color:var(--cyan);box-shadow:var(--glow-cyan)}
@media(max-width:820px){.nav{display:none}.path{display:none}}

/* ---------- hero ---------- */
.hero{padding:clamp(2.5rem,7vw,5rem) 0 3rem;position:relative;z-index:1}
.hero__cmd{font-size:.95rem;color:var(--dim);margin-bottom:1.4rem}
.hero__cmd .green{color:var(--green)}
.hero h1{font-size:clamp(2.6rem,8vw,5.2rem);letter-spacing:-.03em;margin:.3rem 0;font-weight:700}
.hero h1 .b{color:var(--cyan);text-shadow:var(--glow-cyan)}
.hero__role{font-size:clamp(1.05rem,2.6vw,1.5rem);margin:.5rem 0 1.4rem}
.hero__role .rot{color:var(--green);font-weight:600}
.hero__role .rot::after{content:"▊";color:var(--green);animation:blink 1s steps(1) infinite;margin-left:1px}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.hero__role .rot::after{animation:none}}
.hero__pitch{max-width:64ch;color:var(--ink);opacity:.9;font-size:1rem}
@media(max-width:480px){.hero__pitch{font-size:.9rem}.hero h1{font-size:clamp(2.1rem,11vw,3rem)}}
.cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}
.btn{font-family:var(--mono);font-size:.92rem;padding:.75rem 1.3rem;border-radius:8px;cursor:pointer;border:1px solid var(--line2);transition:.16s;font-weight:500}
.btn--p{background:var(--cyan);color:#04252b;border-color:var(--cyan);font-weight:700}
.btn--p:hover{box-shadow:var(--glow-cyan);transform:translateY(-2px)}
.btn--g{background:transparent;color:var(--ink)}
.btn--g:hover{border-color:var(--green);color:var(--green);box-shadow:var(--glow-green);transform:translateY(-2px)}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:2.6rem;background:var(--line);border:1px solid var(--line2);border-radius:12px;overflow:hidden}
.stats li{background:var(--panel);padding:.9rem 1.2rem;transition:background .2s;display:flex;flex-direction:column;gap:.15rem}
.stats li:hover{background:var(--panel2)}
.stats__k{font-size:.68rem;color:var(--dim);letter-spacing:.14em;text-transform:uppercase}
.stats b{display:block;font-size:1.6rem;color:var(--green);font-weight:700;font-variant-numeric:tabular-nums;text-shadow:0 0 16px rgba(126,231,135,.25)}
.stats b .x{color:var(--cyan)}
@media(max-width:620px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- sections ---------- */
.sec{padding-block:clamp(3rem,7vw,5rem);position:relative;z-index:1}
.sec-h{font-size:.85rem;color:var(--dim);margin-bottom:.4rem}
.h2{font-size:clamp(1.7rem,4.5vw,2.6rem);letter-spacing:-.02em;margin-bottom:.5rem}
.h2 .fn{color:var(--cyan)}.h2 .br{color:var(--dim)}.h2 .kw{color:var(--pink)}
.lead{color:var(--dim);max-width:62ch}

/* ---------- about ---------- */
.about{display:grid;grid-template-columns:1.4fr 1fr;gap:2rem;align-items:start;margin-top:1.5rem}
@media(max-width:820px){.about{grid-template-columns:1fr}}
.about__body{color:var(--ink);opacity:.9;max-width:58ch}
.photo{border:1px solid var(--line2);border-radius:14px;overflow:hidden;position:relative;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.photo img{width:100%;height:auto;display:block}
.photo::after{content:"~/me.jpg";position:absolute;bottom:0;left:0;right:0;font-size:.72rem;color:var(--cyan);background:linear-gradient(transparent,rgba(8,10,15,.9));padding:1.4rem .7rem .4rem}
.photo::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;box-shadow:inset 0 0 0 1px rgba(86,212,221,.18)}
.kv{margin-top:1rem;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.1rem 1.3rem;font-size:.9rem}
.kv .row{display:flex;gap:.6rem;padding:.18rem 0}
.kv .key{color:var(--purple);min-width:7ch}
.kv .key::before{content:"const "}
.kv .val{color:var(--ink)}

/* ---------- experience ---------- */
.jobs{margin-top:1.5rem;display:flex;flex-direction:column;gap:1rem}
.job{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.2rem 1.4rem;transition:.2s;position:relative;overflow:hidden}
.job::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--cyan);opacity:0;transition:opacity .2s}
.job:hover{border-color:var(--line2);transform:translateX(4px)}
.job:hover::before{opacity:1}
.job__h{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.4rem;align-items:baseline}
.job__role{font-size:1.15rem;color:var(--ink)}
.job__role::before{content:"[SerializeField] ";color:var(--pink);font-size:.82em}
.job__date{font-size:.82rem;color:var(--yellow)}
.job__date::before{content:"⏱ "}
.job__org{color:var(--cyan);font-size:.9rem;margin:.3rem 0 .8rem}
.job__org::before{content:"@ "}
.job ul{display:flex;flex-direction:column;gap:.35rem;font-size:.92rem;opacity:.9}
.job ul li{padding-left:1.4rem;position:relative}
.job ul li::before{content:"▸";position:absolute;left:0;color:var(--green)}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.9rem}
.chip{font-size:.78rem;color:var(--cyan);border:1px solid var(--line2);border-radius:6px;padding:.18rem .55rem;background:var(--panel2);transition:.15s}
.chip:hover{border-color:var(--cyan);box-shadow:var(--glow-cyan)}

/* ---------- projects ---------- */
.proj{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-top:1.5rem;transition:border-color .2s}
.proj:hover{border-color:var(--line2)}
.proj__bar{display:flex;align-items:center;gap:.5rem;padding:.5rem .9rem;background:var(--panel2);border-bottom:1px solid var(--line);font-size:.8rem;color:var(--dim)}
.proj__bar .dots i{width:10px;height:10px}
.proj__grid{display:grid;grid-template-columns:1fr 1.1fr}
.proj--rev .proj__media{order:-1;border-right:1px solid var(--line);border-left:0}
.proj__media{border-left:1px solid var(--line);min-width:0}
@media(max-width:840px){.proj__grid{grid-template-columns:1fr}.proj__media,.proj--rev .proj__media{border:0;border-top:1px solid var(--line);order:0}}
.proj__info{padding:1.4rem 1.5rem;min-width:0}
.proj__head{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap}
.proj__icon{width:46px;height:46px;border-radius:10px;border:1px solid var(--line2);flex:none}
.proj__title{font-size:1.5rem;color:var(--ink)}
.proj__sub{font-size:.8rem;color:var(--dim)}
.pill{font-size:.72rem;padding:.16rem .5rem;border-radius:20px;border:1px solid;white-space:nowrap}
.pill--free{color:var(--orange);border-color:var(--orange)}
.pill--play{color:var(--green);border-color:var(--green)}
.pill--asel{color:var(--purple);border-color:var(--purple)}
.pill--grad{color:var(--dim);border-color:var(--line2)}
.proj__desc{color:var(--ink);opacity:.85;margin-top:.8rem;font-size:.92rem;max-width:58ch}
.stores{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.1rem}
.store{font-size:.82rem;padding:.45rem .8rem;border:1px solid var(--line2);border-radius:8px;background:var(--panel2);transition:.15s}
.store:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:var(--glow-cyan)}
.store--dl{background:var(--cyan);color:#04252b;border-color:var(--cyan);font-weight:700}
.store--dl:hover{color:#04252b}
.ghlink{display:inline-block;margin-top:1rem;font-size:.85rem;color:var(--green);transition:.15s}
.ghlink:hover{text-shadow:var(--glow-green)}

/* ---------- gallery (scale-safe: images always contain, never crop/stretch) ---------- */
.gal{position:relative}
.gframe{position:relative;aspect-ratio:16/10;background:radial-gradient(120% 120% at 50% 0%,rgba(86,212,221,.05),transparent 70%),#06080D;display:grid;place-items:center;overflow:hidden}
.gal--tall .gframe{aspect-ratio:4/5}
.gtrack{position:absolute;inset:0;display:flex;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;width:100%;height:100%}
.gtrack::-webkit-scrollbar{display:none}
@media (prefers-reduced-motion:reduce){.gtrack{scroll-behavior:auto}}
.gslide{flex:0 0 100%;scroll-snap-align:center;display:flex;align-items:center;justify-content:center;padding:1rem;min-width:0;min-height:0;height:100%;overflow:hidden}
.gslide img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:8px;box-shadow:0 8px 28px rgba(0,0,0,.5)}
.gnav{position:absolute;top:50%;translate:0 -50%;z-index:2;width:38px;height:38px;border-radius:8px;border:1px solid var(--line2);background:rgba(15,19,28,.92);color:var(--cyan);font-size:1.3rem;cursor:pointer;display:grid;place-items:center;transition:.15s;line-height:1}
.gnav:hover{background:var(--cyan);color:#04252b;box-shadow:var(--glow-cyan)}
.gnav--prev{left:.5rem}.gnav--next{right:.5rem}.gnav[hidden]{display:none}
.gcount{position:absolute;bottom:.5rem;right:.6rem;z-index:2;font-size:.72rem;color:var(--cyan);background:rgba(6,8,13,.82);padding:.12rem .5rem;border-radius:6px;border:1px solid var(--line)}
.gdots{display:flex;gap:.4rem;justify-content:center;padding:.7rem;border-top:1px solid var(--line)}
.gdots button{width:8px;height:8px;border-radius:50%;border:0;background:var(--line2);cursor:pointer;padding:0;transition:.2s}
.gdots button[aria-current=true]{background:var(--cyan);width:22px;border-radius:20px;box-shadow:var(--glow-cyan)}

/* ---------- playground (WebGL game slot) ---------- */
.playground{margin-top:1.5rem}
.playground__screen{position:relative;aspect-ratio:16/9;border:1px solid var(--line2);border-radius:14px;overflow:hidden;background:radial-gradient(120% 120% at 50% 0%,rgba(179,146,240,.08),transparent 65%),#06080D;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.playground__screen iframe,.playground__screen canvas{width:100%;height:100%;border:0;display:block}
.playground__screen::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:1;
  background-image:repeating-linear-gradient(0deg,rgba(86,212,221,.04) 0 2px,transparent 2px 4px);opacity:.6}
.playground__soon{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.9rem;text-align:center;padding:1.5rem;z-index:2}
.playground__badge{font-size:.72rem;letter-spacing:.18em;color:var(--orange);border:1px solid var(--orange);border-radius:20px;padding:.2rem .7rem;animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{50%{opacity:.4}}
@media (prefers-reduced-motion:reduce){.playground__badge{animation:none}}
.playground__title{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:700;color:var(--ink);letter-spacing:-.02em}
.playground__sub{font-size:.85rem;color:var(--dim)}
.loadbar{width:min(280px,70%);height:6px;border-radius:20px;background:var(--panel2);overflow:hidden;border:1px solid var(--line)}
.loadbar span{display:block;height:100%;width:38%;border-radius:20px;background:linear-gradient(90deg,var(--cyan),var(--purple));animation:load 2.4s ease-in-out infinite}
@keyframes load{0%{margin-left:-40%}100%{margin-left:100%}}
@media (prefers-reduced-motion:reduce){.loadbar span{animation:none;width:38%}}
.playground__soon .btn{margin-top:.4rem}
.playground__note{margin-top:.9rem;font-size:.82rem}

/* ---------- skills ---------- */
.skills{display:grid;gap:1rem;margin-top:1.5rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.skillbox{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.2rem 1.4rem;transition:.2s}
.skillbox:hover{border-color:var(--line2);box-shadow:0 12px 30px rgba(0,0,0,.3)}
.skillbox h3{font-size:1rem;color:var(--green);margin-bottom:.7rem}
.skillbox h3::before{content:"[Header] ";color:var(--pink);font-size:.82em}

/* ---------- contact ---------- */
.contact .h2{margin-bottom:1rem}
.clinks{display:flex;flex-wrap:wrap;gap:1.2rem;margin-top:1.6rem;font-size:.9rem}
.clinks a{color:var(--cyan);transition:.15s}.clinks a:hover{text-shadow:var(--glow-cyan)}
.foot{border-top:1px solid var(--line);padding-block:1.4rem;color:var(--dim);font-size:.82rem;position:relative;z-index:1}
.foot__in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s cubic-bezier(.22,.61,.36,1)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}