/* =========================================================================
   EDITORYAL GECE — koyu grafit zemin, fildişi tipografi, pirinç vurgu.
   Açık/koyu tema  ·  data-theme="dark" | "light"  (html elementinde)
   ========================================================================= */

:root {
  --font-display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1180px;
  --gutter: clamp(1.25rem, 5vw, 4rem);

  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-soft: cubic-bezier(.16, 1, .3, 1);

  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;
}

[data-theme="dark"] {
  --bg:        #0d0e11;
  --bg-2:      #111318;
  --surface:   rgba(255, 255, 255, .028);
  --surface-2: rgba(255, 255, 255, .055);
  --line:      rgba(236, 233, 227, .10);
  --line-2:    rgba(236, 233, 227, .20);
  --text:      #ece9e3;
  --dim:       #a5a097;
  --mute:      #8a857c;
  --accent:    #d7b273;
  --accent-2:  #9fb8c4;
  --accent-soft: rgba(215, 178, 115, .13);
  --on-accent: #14150f;
  --shadow:    0 24px 70px rgba(0, 0, 0, .48);
  --aurora-1:  rgba(215, 178, 115, .16);
  --aurora-2:  rgba(120, 150, 190, .14);
  --aurora-3:  rgba(160, 130, 190, .10);
  --grain-op:  .035;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg:        #f6f4ef;
  --bg-2:      #efece4;
  --surface:   rgba(255, 255, 255, .70);
  --surface-2: #ffffff;
  --line:      rgba(28, 25, 20, .13);
  --line-2:    rgba(28, 25, 20, .26);
  --text:      #1a1815;
  --dim:       #56524b;
  --mute:      #6b665c;
  --accent:    #7c5a1b;
  --accent-2:  #41606f;
  --accent-soft: rgba(124, 90, 27, .09);
  --on-accent: #fbf9f4;
  --shadow:    0 22px 50px rgba(45, 38, 25, .10);
  --aurora-1:  rgba(214, 176, 108, .30);
  --aurora-2:  rgba(120, 150, 190, .22);
  --aurora-3:  rgba(170, 140, 190, .16);
  --grain-op:  .022;
  color-scheme: light;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background .5s var(--ease), color .5s var(--ease);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; }
::selection { background: var(--accent); color: var(--on-accent); }

::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 9px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

.skip-link {
  position: fixed; top: -60px; left: 1rem; z-index: 10001;
  background: var(--accent); color: var(--on-accent);
  padding: .6rem 1rem; border-radius: var(--r-sm); font-size: .85rem;
  transition: top .25s var(--ease);
}
.skip-link:focus { top: 1rem; }

.noscript-box { max-width: 720px; margin: 7rem auto; padding: 0 1.5rem; }
.noscript-box h1 { font-family: var(--font-display); font-size: 2.4rem; line-height: 1.15; margin-bottom: 1rem; }
.noscript-box p { color: var(--dim); margin-bottom: .9rem; }
.noscript-box a { color: var(--accent); text-decoration: underline; }

/* =========================================================================
   ATMOSFER — aurora, ızgara, film grenli doku
   ========================================================================= */
.ambient { position: fixed; inset: 0; z-index: -3; overflow: hidden; pointer-events: none; filter: blur(90px); }
.aurora { position: absolute; border-radius: 50%; }
.a1 { width: 52vw; height: 52vw; background: radial-gradient(circle, var(--aurora-1), transparent 68%); top: -18vw; left: -10vw;  animation: drift1 34s ease-in-out infinite; }
.a2 { width: 46vw; height: 46vw; background: radial-gradient(circle, var(--aurora-2), transparent 68%); top: 42vh; right: -14vw; animation: drift2 42s ease-in-out infinite; }
.a3 { width: 40vw; height: 40vw; background: radial-gradient(circle, var(--aurora-3), transparent 68%); bottom: -12vw; left: 34vw;  animation: drift3 38s ease-in-out infinite; }
@keyframes drift1 { 0%,100% { transform: none } 50% { transform: translate(14vw, 10vh) scale(1.12) } }
@keyframes drift2 { 0%,100% { transform: none } 50% { transform: translate(-11vw, -9vh) scale(.9) } }
@keyframes drift3 { 0%,100% { transform: none } 50% { transform: translate(8vw, -12vh) scale(1.08) } }

.grid-lines {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 12.5%);
  opacity: .45;
  -webkit-mask: radial-gradient(120% 80% at 50% 0%, #000 20%, transparent 75%);
  mask: radial-gradient(120% 80% at 50% 0%, #000 20%, transparent 75%);
}

.grain {
  position: fixed; inset: 0; z-index: 300; pointer-events: none; opacity: var(--grain-op);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

#cursor-ring {
  position: fixed; top: 0; left: 0; width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--line-2); transform: translate(-50%, -50%);
  pointer-events: none; z-index: 9999; opacity: 0;
  transition: width .3s var(--ease), height .3s var(--ease), opacity .3s, background .3s, border-color .3s;
}
#cursor-ring.visible { opacity: 1; }
#cursor-ring.hot { width: 54px; height: 54px; border-color: var(--accent); background: var(--accent-soft); }
@media (hover: none) { #cursor-ring { display: none; } }

#scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 1000;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* =========================================================================
   NAVBAR
   ========================================================================= */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1.35rem var(--gutter);
  transition: padding .45s var(--ease), background .45s var(--ease), border-color .45s;
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  padding-top: .8rem; padding-bottom: .8rem;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line);
}

.brand { display: inline-flex; align-items: center; gap: .6rem; }
.brand-logo { width: 26px; height: 26px; transition: transform .7s var(--ease); }
.brand:hover .brand-logo { transform: rotate(180deg); }
.brand-name { font-family: var(--font-display); font-size: 1.15rem; letter-spacing: .01em; white-space: nowrap; }
.brand-name em { font-style: italic; color: var(--accent); }

#nav-links { display: flex; gap: 1.9rem; }
#nav-links a {
  font-size: .82rem; font-weight: 450; color: var(--dim); position: relative;
  padding: .2rem 0; transition: color .3s;
}
#nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: var(--accent); transition: width .4s var(--ease);
}
#nav-links a:hover { color: var(--text); }
#nav-links a.active { color: var(--text); }
#nav-links a.active::after, #nav-links a:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: .55rem; }
.nav-cta {
  font-size: .8rem; padding: .48rem 1.05rem; border: 1px solid var(--line-2);
  border-radius: 100px; color: var(--text); transition: all .35s var(--ease); white-space: nowrap;
}
.nav-cta:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

.icon-btn {
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 100px; color: var(--dim);
  transition: all .3s var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--line-2); }
.icon-btn svg { width: 17px; height: 17px; }
.icon-btn.lang {
  width: auto; padding: 0 .75rem; display: inline-flex; align-items: center; white-space: nowrap;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .04em; line-height: 1;
}
.lang-sep { opacity: .35; margin: 0 .25rem; }
body[data-lang="tr"] .lang-tr,
body[data-lang="en"] .lang-en { color: var(--accent); }
[data-theme="dark"] .ico-sun,  [data-theme="light"] .ico-moon { display: none; }
[data-theme="dark"] .ico-moon, [data-theme="light"] .ico-sun  { display: block; }

#menu-toggle { display: none; width: 36px; height: 36px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--line); border-radius: 100px; }
#menu-toggle span { width: 15px; height: 1px; background: var(--text); transition: transform .35s var(--ease), opacity .25s; }

/* =========================================================================
   HERO
   ========================================================================= */
.hero { min-height: 100svh; display: flex; align-items: center; padding: 9rem var(--gutter) 6rem; position: relative; }
.hero-inner {
  max-width: var(--maxw); margin: 0 auto; width: 100%;
  display: grid; grid-template-columns: 1.12fr .88fr; gap: clamp(2rem, 6vw, 5rem); align-items: center;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--dim); margin-bottom: 1.6rem;
  border: 1px solid var(--line); border-radius: 100px; padding: .4rem .9rem;
  background: var(--surface);
}
.led { width: 6px; height: 6px; border-radius: 50%; background: #62c48a; box-shadow: 0 0 0 0 rgba(98, 196, 138, .55); animation: pulse 2.6s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(98,196,138,0) } 100% { box-shadow: 0 0 0 0 rgba(98,196,138,0) } }

.hero-name {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(3.2rem, 9.5vw, 6.6rem); line-height: .94; letter-spacing: -.015em;
  margin-bottom: 1.4rem;
}
/* Alt uzantılar (y, ğ) kırpılmasın diye maske kutusu biraz derin */
.hero-name .line { display: block; overflow: hidden; padding-bottom: .18em; margin-bottom: -.12em; }
.hero-name .line > span { display: block; transform: translateY(125%); transition: transform 1.1s var(--ease-soft); }
.hero-name.in .line:nth-child(2) > span { transition-delay: .1s; }
.hero-name.in .line > span { transform: none; }
.hero-name em { font-style: italic; color: var(--accent); }

.hero-role {
  font-size: clamp(.95rem, 2.2vw, 1.12rem); color: var(--text);
  display: flex; flex-wrap: wrap; align-items: baseline; gap: .5rem; margin-bottom: 1.5rem;
}
.hero-role .sep { color: var(--mute); }
.typed-wrap { display: inline-flex; align-items: baseline; color: var(--accent); font-family: var(--font-mono); font-size: .9em; }
.caret { display: inline-block; width: 8px; height: 1.05em; background: var(--accent); margin-left: .25rem; transform: translateY(.12em); animation: blink 1.1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0 } }

.hero-tagline { color: var(--dim); max-width: 46ch; font-size: 1.02rem; margin-bottom: 2.4rem; }

.hero-cta { display: flex; gap: .8rem; flex-wrap: wrap; margin-bottom: 2.6rem; }
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .88rem; font-weight: 500; letter-spacing: .01em;
  padding: .85rem 1.6rem; border-radius: 100px; border: 1px solid transparent;
  transition: transform .35s var(--ease), background .35s, color .35s, border-color .35s, box-shadow .35s;
  will-change: transform;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { box-shadow: 0 10px 30px var(--accent-soft); }
.btn-ghost { border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover { border-color: var(--text); background: var(--surface); }
.btn svg { width: 15px; height: 15px; }

.hero-socials { display: flex; gap: .55rem; }
.hero-socials a {
  width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 100px; color: var(--dim);
  transition: all .35s var(--ease);
}
.hero-socials a:hover { color: var(--text); border-color: var(--line-2); transform: translateY(-3px); }
.hero-socials svg { width: 17px; height: 17px; }

/* Portre */
.hero-media { display: flex; justify-content: center; }
.portrait { width: 100%; max-width: 380px; }
.portrait-frame {
  position: relative; aspect-ratio: 4/5; overflow: hidden; border-radius: var(--r-lg);
  border: 1px solid var(--line); background: var(--bg-2); box-shadow: var(--shadow);
}
.portrait-frame::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(200deg, transparent 55%, color-mix(in srgb, var(--bg) 65%, transparent));
}
.portrait-frame img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.92) contrast(1.02);
  transform: scale(1.06);
  transition: transform 1.6s var(--ease-soft), filter .6s;
}
[data-anim].in .portrait-frame img { transform: scale(1); }
.portrait:hover .portrait-frame img { filter: saturate(1.02); transform: scale(1.03); }
.portrait figcaption {
  margin-top: .9rem; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--mute); text-align: right;
}

.scroll-hint {
  position: absolute; bottom: 2.2rem; left: var(--gutter);
  display: flex; align-items: center; gap: .8rem;
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute);
}
.scroll-line { display: block; width: 54px; height: 1px; background: var(--line-2); position: relative; overflow: hidden; }
.scroll-line::after { content: ""; position: absolute; inset: 0; width: 40%; background: var(--accent); animation: slide 2.4s var(--ease) infinite; }
@keyframes slide { 0% { transform: translateX(-100%) } 60%,100% { transform: translateX(250%) } }

/* =========================================================================
   MARQUEE
   ========================================================================= */
.marquee {
  overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 1.1rem 0;
  -webkit-mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee-track { display: flex; width: max-content; animation: scrollX 48s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  display: inline-flex; align-items: center; gap: 2.4rem; padding-right: 2.4rem;
  font-family: var(--font-mono); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--mute); transition: color .3s;
}
.marquee-track span::after { content: "◇"; font-size: .55rem; color: var(--accent); opacity: .55; }
.marquee-track span:hover { color: var(--text); }
@keyframes scrollX { to { transform: translateX(-50%) } }

/* =========================================================================
   BÖLÜM ORTAK
   ========================================================================= */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(4.5rem, 10vw, 8rem) var(--gutter); }
.section-head {
  display: flex; align-items: baseline; gap: 1.2rem;
  padding-bottom: 1.6rem; margin-bottom: 3rem; border-bottom: 1px solid var(--line);
}
.section-index { font-family: var(--font-mono); font-size: .74rem; color: var(--accent); letter-spacing: .1em; }
.section-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(2rem, 5.2vw, 3.3rem); line-height: 1.05; letter-spacing: -.01em; }

.micro-label {
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--mute); font-weight: 500; margin-bottom: 1.6rem;
  display: flex; align-items: center; gap: .7rem;
}
.micro-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.micro-label.spaced { margin-top: 4rem; }

.lede { font-size: clamp(1.05rem, 2.2vw, 1.25rem); line-height: 1.75; color: var(--dim); max-width: 62ch; }
.lede strong { color: var(--text); font-weight: 500; }

/* Ortaya çıkış animasyonları */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .9s var(--ease-soft), transform .9s var(--ease-soft); }
.reveal.in { opacity: 1; transform: none; }
[data-anim] { opacity: 0; }
[data-anim="up"] { transform: translateY(22px); }
[data-anim].in { opacity: 1; transform: none; transition: opacity 1s var(--ease-soft), transform 1s var(--ease-soft); }

/* =========================================================================
   HAKKIMDA
   ========================================================================= */
.about-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.now-list { margin-top: 3rem; }
.now-list ul { display: flex; flex-direction: column; }
.now-list li {
  display: grid; grid-template-columns: 118px 1fr; gap: 1rem; align-items: baseline;
  padding: .95rem 0; border-top: 1px solid var(--line); font-size: .93rem; color: var(--dim);
}
.now-list li:last-child { border-bottom: 1px solid var(--line); }
.now-list b {
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
}

.stats { display: grid; gap: 0; }
.stat {
  padding: 1.4rem 0; border-top: 1px solid var(--line);
  transition: padding-left .4s var(--ease);
}
.stat:last-child { border-bottom: 1px solid var(--line); }
.stat:hover { padding-left: .6rem; }
.stat-value { font-family: var(--font-display); font-size: 2.6rem; line-height: 1; letter-spacing: -.02em; }
.stat-label { font-size: .82rem; color: var(--mute); margin-top: .4rem; }

/* =========================================================================
   YETENEKLER
   ========================================================================= */
.skills-wrap { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 0 2.5rem; }
.skill-group { padding: 1.8rem 0; border-top: 1px solid var(--line); }
.skill-group h4 { font-family: var(--font-display); font-weight: 400; font-size: 1.35rem; margin-bottom: 1.1rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.skill-tag {
  font-family: var(--font-mono); font-size: .71rem; padding: .32rem .68rem; border-radius: 100px;
  border: 1px solid var(--line); color: var(--dim); background: var(--surface);
  transition: all .3s var(--ease);
}
.skill-tag:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }

/* =========================================================================
   ZAMAN ÇİZELGESİ
   ========================================================================= */
.exp-columns { display: grid; grid-template-columns: 1.5fr .85fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.timeline { position: relative; }
.tl-item { position: relative; padding: 0 0 2.6rem 1.7rem; border-left: 1px solid var(--line); }
.tl-item:last-child { padding-bottom: 0; border-left-color: transparent; }
.tl-item::before {
  content: ""; position: absolute; left: -3.5px; top: .55rem; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
}
.tl-item::after {
  content: ""; position: absolute; left: -1px; top: 0; bottom: 0; width: 1px;
  background: var(--line); }
.tl-item:last-child::after { background: linear-gradient(var(--line), transparent); }
.tl-role { font-family: var(--font-display); font-size: 1.35rem; line-height: 1.25; }
.tl-company { color: var(--accent); font-size: .88rem; margin-top: .15rem; }
.tl-date { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .06em; color: var(--mute); margin: .35rem 0 .8rem; }
.tl-points { display: flex; flex-direction: column; gap: .5rem; }
.tl-points li { font-size: .91rem; color: var(--dim); padding-left: 1rem; position: relative; }
.tl-points li::before { content: ""; position: absolute; left: 0; top: .68em; width: 5px; height: 1px; background: var(--line-2); }
.tl-stack { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .9rem; }
.tl-stack span {
  font-family: var(--font-mono); font-size: .65rem; padding: .18rem .5rem; border-radius: var(--r-sm);
  border: 1px solid var(--line); color: var(--mute);
}

/* Diller */
.lang-bar { margin-bottom: 1.3rem; }
.lang-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: .45rem; }
.lang-head b { font-weight: 500; font-size: .92rem; }
.lang-head span { font-family: var(--font-mono); font-size: .66rem; color: var(--mute); text-align: right; }
.lang-track { height: 2px; background: var(--line); overflow: hidden; }
.lang-fill { height: 100%; width: 0; background: var(--accent); transition: width 1.4s var(--ease-soft); }

/* =========================================================================
   PROJELER
   ========================================================================= */
.gh-bar {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden;
  margin-bottom: 3rem; background: var(--surface);
}
.gh-stat { padding: 1.1rem 1.3rem; border-right: 1px solid var(--line); }
.gh-stat:last-child { border-right: none; }
.gh-stat b { display: block; font-family: var(--font-display); font-size: 1.7rem; line-height: 1.1; }
.gh-stat span { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }

.repo-head { margin-top: 4rem; }
.repo-head .micro-label { margin-bottom: .7rem; }
.live-note { display: flex; align-items: center; gap: .5rem; font-size: .8rem; color: var(--mute); margin-bottom: 1.4rem; }
.live-dot { width: 6px; height: 6px; border-radius: 50%; background: #62c48a; flex-shrink: 0; animation: pulse 2.6s infinite; }

.filters { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.6rem; }
.filter-chip {
  font-family: var(--font-mono); font-size: .68rem; padding: .34rem .8rem; border-radius: 100px;
  border: 1px solid var(--line); color: var(--mute); transition: all .3s var(--ease);
}
.filter-chip:hover { color: var(--text); border-color: var(--line-2); }
.filter-chip.active { background: var(--text); border-color: var(--text); color: var(--bg); }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }

.proj-card {
  position: relative; overflow: hidden; isolation: isolate;
  display: flex; flex-direction: column; min-height: 210px;
  padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--surface);
  transition: transform .45s var(--ease), border-color .45s, background .45s;
}
.proj-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .45s;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 0%), var(--accent-soft), transparent 72%);
}
.proj-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.proj-card:hover::before { opacity: 1; }

.proj-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .9rem; }
.proj-kind { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.proj-meta { display: flex; align-items: center; gap: .8rem; font-family: var(--font-mono); font-size: .66rem; color: var(--mute); }
.proj-meta i { font-style: normal; display: inline-flex; align-items: center; gap: .25rem; }
.proj-meta svg { width: 11px; height: 11px; }
.proj-title { font-family: var(--font-display); font-size: 1.4rem; line-height: 1.2; margin-bottom: .5rem; }
.proj-desc { font-size: .88rem; color: var(--dim); flex: 1; }
.proj-stack { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: 1rem; }
.proj-stack span { font-family: var(--font-mono); font-size: .64rem; padding: .16rem .5rem; border: 1px solid var(--line); border-radius: var(--r-sm); color: var(--mute); }
.proj-foot {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem .9rem;
  margin-top: 1.2rem; padding-top: .9rem; border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: .68rem; color: var(--mute);
}
.proj-lang { display: inline-flex; align-items: center; gap: .4rem; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lang-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.proj-links { display: inline-flex; gap: .9rem; flex-shrink: 0; margin-left: auto; }
.proj-link { color: var(--text); display: inline-flex; align-items: center; gap: .3rem; white-space: nowrap; transition: color .3s, gap .3s; }
.proj-link svg { width: 11px; height: 11px; flex-shrink: 0; }
.proj-link:hover { color: var(--accent); gap: .5rem; }
a.proj-card { color: inherit; }
.loading { font-family: var(--font-mono); font-size: .8rem; color: var(--mute); grid-column: 1 / -1; padding: 1rem 0; }
.loading a { color: var(--accent); text-decoration: underline; }
.more-wrap { display: flex; justify-content: center; margin-top: 2rem; }
.proj-card.hidden-repo { display: none; }

/* =========================================================================
   YAYINLAR · ÖDÜLLER · LİDERLİK
   ========================================================================= */
#publications-wrap { display: flex; flex-direction: column; }
.pub-card {
  display: grid; grid-template-columns: 2rem 1fr; gap: 1rem;
  padding: 1.5rem 0; border-top: 1px solid var(--line);
  transition: padding-left .4s var(--ease);
}
.pub-card:last-child { border-bottom: 1px solid var(--line); }
.pub-card:hover { padding-left: .5rem; }
.pub-num { font-family: var(--font-mono); font-size: .7rem; color: var(--accent); padding-top: .35rem; }
.pub-title { font-family: var(--font-display); font-size: 1.2rem; line-height: 1.3; margin-bottom: .3rem; }
.pub-authors { font-size: .84rem; color: var(--dim); }
.pub-venue { font-family: var(--font-mono); font-size: .68rem; color: var(--mute); margin-top: .35rem; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); }
.honors li {
  padding: .85rem 0 .85rem 1.5rem; border-top: 1px solid var(--line);
  font-size: .9rem; color: var(--dim); position: relative;
}
.honors li:last-child { border-bottom: 1px solid var(--line); }
.honors li::before { content: "—"; position: absolute; left: 0; color: var(--accent); }

.lead-card { padding: 1.5rem 0; border-top: 1px solid var(--line); }
.lead-card:last-child { border-bottom: 1px solid var(--line); }
.lead-role { font-family: var(--font-display); font-size: 1.2rem; }
.lead-org { color: var(--accent); font-size: .86rem; }
.lead-date { font-family: var(--font-mono); font-size: .68rem; color: var(--mute); margin: .3rem 0 .6rem; }
.lead-desc { font-size: .88rem; color: var(--dim); }

/* =========================================================================
   MİNİ OYUN
   ========================================================================= */
.game-instr { color: var(--dim); font-size: .92rem; margin-bottom: 1.6rem; max-width: 52ch; }
.game-shell { position: relative; max-width: 800px; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; background: var(--bg-2); }
.game-hud {
  display: flex; justify-content: space-between; padding: .75rem 1.2rem;
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--mute); border-bottom: 1px solid var(--line);
}
.game-hud b { color: var(--accent); font-weight: 500; }
#game-canvas { display: block; width: 100%; height: auto; }
.game-overlay {
  position: absolute; inset: 42px 0 0; display: flex; flex-direction: column; gap: 1.2rem;
  align-items: center; justify-content: center; text-align: center;
  background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(3px);
}
.game-overlay.hidden { display: none; }
#game-msg { font-family: var(--font-display); font-size: 1.5rem; }

/* =========================================================================
   CTA BANDI
   ========================================================================= */
.cta-band {
  margin: clamp(3rem, 8vw, 6rem) auto; max-width: var(--maxw); padding: 0 var(--gutter);
}
.cta-inner {
  position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  background: var(--surface);
  text-align: center;
}
.cta-inner::before {
  content: ""; position: absolute; inset: -40% -10% auto; height: 140%;
  background: radial-gradient(60% 60% at 50% 0%, var(--accent-soft), transparent 70%);
  pointer-events: none;
}
.cta-title { position: relative; font-family: var(--font-display); font-weight: 400; font-size: clamp(1.8rem, 4.6vw, 3rem); line-height: 1.1; margin-bottom: 1rem; }
.cta-text { position: relative; color: var(--dim); max-width: 52ch; margin: 0 auto 2rem; font-size: 1rem; }
.cta-actions { position: relative; display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }

/* =========================================================================
   İLETİŞİM
   ========================================================================= */
.contact-list { margin-top: 2.5rem; }
.contact-row {
  display: grid; grid-template-columns: 130px 1fr auto; gap: 1.5rem; align-items: center;
  padding: 1.35rem .2rem; border-top: 1px solid var(--line);
  transition: padding-left .45s var(--ease), border-color .45s;
}
.contact-list .contact-row:last-child { border-bottom: 1px solid var(--line); }
a.contact-row:hover { padding-left: 1rem; border-color: var(--line-2); }
.cr-label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--mute); }
.cr-value { font-family: var(--font-display); font-size: clamp(1.15rem, 3vw, 1.6rem); line-height: 1.2; word-break: break-word; }
.cr-arrow { color: var(--mute); transition: transform .45s var(--ease), color .45s; }
.cr-arrow svg { width: 18px; height: 18px; }
a.contact-row:hover .cr-arrow { color: var(--accent); transform: translate(4px, -4px); }

/* =========================================================================
   FOOTER
   ========================================================================= */
footer { border-top: 1px solid var(--line); margin-top: 4rem; }
.footer-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 2.4rem var(--gutter);
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .06em; color: var(--mute);
}
.footer-inner a { color: var(--dim); border-bottom: 1px solid var(--line); transition: color .3s, border-color .3s; }
.footer-inner a:hover { color: var(--accent); border-color: var(--accent); }

#to-top {
  position: fixed; bottom: 1.6rem; right: 1.6rem; width: 42px; height: 42px; z-index: 800;
  display: grid; place-items: center; border-radius: 100px;
  border: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(10px); color: var(--dim);
  opacity: 0; pointer-events: none; transform: translateY(8px);
  transition: all .4s var(--ease);
}
#to-top.show { opacity: 1; pointer-events: auto; transform: none; }
#to-top:hover { color: var(--text); border-color: var(--line-2); }
#to-top svg { width: 16px; height: 16px; }

/* =========================================================================
   AÇILIŞ PERDESİ
   ========================================================================= */
#preloader {
  position: fixed; inset: 0; z-index: 10000; background: var(--bg);
  display: grid; place-items: center;
  transition: opacity .8s var(--ease), visibility .8s;
}
#preloader.done { opacity: 0; visibility: hidden; }
.pre-inner { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.pre-name {
  font-family: var(--font-display); font-size: clamp(1.4rem, 4vw, 2.2rem); letter-spacing: .01em;
  opacity: 0; animation: preIn .9s var(--ease-soft) .1s forwards;
}
.pre-rule { display: block; width: 0; height: 1px; background: var(--accent); animation: preRule 1.1s var(--ease-soft) .35s forwards; }
@keyframes preIn { to { opacity: 1 } }
@keyframes preRule { to { width: 160px } }

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 1000px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-media { order: -1; justify-content: flex-start; }
  .portrait { max-width: 260px; }
  .portrait figcaption { text-align: left; }
  .about-grid, .exp-columns, .two-col { grid-template-columns: 1fr; }
  .about-side { margin-top: 1rem; }
}

@media (max-width: 860px) {
  #nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 340px); flex-direction: column; justify-content: center;
    gap: 1.6rem; padding: 5rem 2.5rem;
    background: color-mix(in srgb, var(--bg) 96%, transparent); backdrop-filter: blur(20px);
    border-left: 1px solid var(--line);
    transform: translateX(101%); transition: transform .55s var(--ease);
  }
  #nav-links.open { transform: none; }
  #nav-links a { font-family: var(--font-display); font-size: 1.6rem; color: var(--text); }
  #menu-toggle { display: flex; }
  #menu-toggle.open span:nth-child(1) { transform: translateY(3.5px) rotate(45deg); }
  #menu-toggle.open span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }
  .nav-cta { display: none; }
  .brand-name { font-size: 1rem; }
  .scroll-hint { display: none; }
}

@media (max-width: 560px) {
  .now-list li { grid-template-columns: 1fr; gap: .2rem; }
  .contact-row { grid-template-columns: 1fr auto; }
  .contact-row .cr-label { grid-column: 1 / -1; }
  .gh-stat { border-right: none; border-bottom: 1px solid var(--line); }
  .skills-wrap { gap: 0; }
  .hero { padding-top: 7.5rem; }
}

/* =========================================================================
   HAREKET AZALTMA TERCİHİ
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal, [data-anim] { opacity: 1 !important; transform: none !important; }
  .hero-name .line > span { transform: none !important; }
  #preloader { display: none; }
  .portrait-frame img { transform: none; }
}