/* ============================================================
   GoldSyntax — Yazılım Stüdyosu
   "Sinema salonu" dili (kardeş site furkan.goldsyntax.dev'den):
   warm near-black, projektör ışığı, sodyum-amber tek aksan.
   Clash Display + Hanken Grotesk + Spline Sans Mono.
   İlerlemeli geliştirme: JS/motion olmadan da her şey görünür.
   ============================================================ */

:root {
  color-scheme: dark;

  /* Warm monochrome cinema (OKLCH) */
  --bg:            oklch(0.145 0.006 70);
  --bg-deep:       oklch(0.110 0.005 70);
  --surface:       oklch(0.190 0.008 70);
  --surface-2:     oklch(0.235 0.010 70);
  --ink:           oklch(0.955 0.008 85);
  --ink-soft:      oklch(0.82 0.010 75);
  --muted:         oklch(0.66 0.012 70);
  --accent:        oklch(0.80 0.13 72);
  --accent-bright: oklch(0.87 0.12 80);
  --accent-deep:   oklch(0.60 0.12 66);
  --on-accent:     oklch(0.16 0.02 60);
  --line:          oklch(0.955 0.008 85 / 0.14);
  --line-strong:   oklch(0.955 0.008 85 / 0.26);

  /* Type */
  --font-display: "Clash Display", Georgia, serif;
  --font-body:    "Hanken Grotesk", system-ui, sans-serif;
  --font-mono:    "Spline Sans Mono", ui-monospace, monospace;

  /* Spacing */
  --sp-sm: 1rem;
  --sp-md: 2rem;
  --sp-lg: 4rem;
  --sp-xl: clamp(5rem, 11vw, 9.5rem);

  --r-sm: 6px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-pill: 999px;

  --measure: 65ch;
  --container: 78rem;
  --gutter: clamp(1.25rem, 5vw, 4.5rem);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);

  --beam-amber: oklch(0.80 0.13 72 / 0.30);
  --glow: 0 14px 50px oklch(0.80 0.13 72 / 0.16);

  /* Semantic z-index scale */
  --z-fab: 80;
  --z-sticky: 100;
  --z-menu: 210;
  --z-lightbox: 300;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
html:not(.lenis) { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html:not(.lenis) { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.15rem);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
ul, ol { list-style: none; padding: 0; }
button { font: inherit; color: inherit; }

:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--bg), 0 0 0 6px var(--accent);
  border-radius: var(--r-sm);
}

.skip-link {
  position: absolute; left: 1rem; top: -4rem;
  background: var(--ink); color: var(--bg);
  padding: 0.75rem 1.25rem; border-radius: var(--r-pill);
  font-weight: 600; z-index: var(--z-lightbox); transition: top 0.2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* Lenis */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

/* ---------- Layout primitives ---------- */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--sp-xl); }
.section--tight { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section--deep { background: var(--bg-deep); }
.section--surface { background: var(--surface); }

/* ---------- Shared type ---------- */
.eyebrow {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent);
}
.section__head { max-width: var(--container); margin-inline: auto; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2rem, 1.2rem + 3.4vw, 3.25rem);
  line-height: 1.02; letter-spacing: -0.025em; text-wrap: balance; max-width: 20ch;
}
.section__lead {
  margin-top: 1.1rem; max-width: 52ch; color: var(--ink-soft);
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.25rem); text-wrap: pretty;
}
.prose p { color: var(--ink-soft); max-width: var(--measure); text-wrap: pretty; }
.prose p + p { margin-top: 1.1rem; }
.prose strong { color: var(--accent); font-weight: 600; }

/* ---------- Legal / policy (link-only pages) ---------- */
.legal { max-width: var(--measure); }
.legal__meta {
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--muted);
  letter-spacing: 0.02em; margin-top: 0.4rem;
}
.legal__body { margin-top: clamp(2rem, 5vw, 3rem); }
.legal__body h2 {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.25rem, 1.1rem + 0.8vw, 1.6rem);
  letter-spacing: -0.02em; color: var(--ink);
  margin-top: 2.6rem; margin-bottom: 0.8rem;
}
.legal__body h2:first-child { margin-top: 0; }
.legal__body p { color: var(--ink-soft); text-wrap: pretty; }
.legal__body p + p { margin-top: 1.1rem; }
.legal__body ul { margin: 1rem 0; display: grid; gap: 0.7rem; }
.legal__body li {
  position: relative; padding-left: 1.5rem; color: var(--ink-soft);
}
.legal__body li::before {
  content: ""; position: absolute; left: 0.15rem; top: 0.72em;
  width: 6px; height: 6px; border-radius: 999px; background: var(--accent);
}
.legal__body strong { color: var(--ink); font-weight: 600; }
.legal__body code {
  font-family: var(--font-mono); font-size: 0.88em;
  background: var(--surface); padding: 0.1em 0.4em; border-radius: var(--r-sm);
  color: var(--accent-bright);
}
.legal__body a {
  color: var(--accent); text-decoration: underline;
  text-underline-offset: 3px; text-decoration-thickness: 1px;
  text-decoration-color: var(--line-strong);
  transition: text-decoration-color 0.25s var(--ease-out), color 0.25s var(--ease-out);
}
.legal__body a:hover { color: var(--accent-bright); text-decoration-color: currentColor; }
.ico { width: 1.5rem; height: 1.5rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-family: var(--font-body); font-weight: 600; font-size: 1rem; letter-spacing: -0.01em;
  padding: 0.95rem 1.7rem; border-radius: var(--r-pill);
  border: 1.5px solid transparent; text-decoration: none; cursor: pointer;
  transition: transform 0.4s var(--ease-out), background-color 0.25s var(--ease-out),
              box-shadow 0.3s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn .ico { width: 1.15rem; height: 1.15rem; }
.btn--accent { background: var(--accent); color: var(--on-accent); }
.btn--accent:hover { background: var(--accent-bright); box-shadow: var(--glow); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--ink); background: oklch(0.955 0.008 85 / 0.06); }
.btn--wa { background: oklch(0.72 0.16 155); color: oklch(0.16 0.02 155); }
.btn--wa:hover { background: oklch(0.78 0.16 155); box-shadow: 0 14px 50px oklch(0.72 0.16 155 / 0.22); }

/* Text link with animated underline + arrow */
.tlink {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-weight: 600; text-decoration: none; color: var(--ink);
  font-size: 0.98rem; position: relative; width: fit-content;
}
.tlink .ico { width: 1.05rem; height: 1.05rem; color: var(--accent); transition: transform 0.3s var(--ease-out); }
.tlink::after {
  content: ""; position: absolute; left: 0; bottom: -3px; height: 1.5px; width: 100%;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.tlink:hover::after { transform: scaleX(1); }
.tlink:hover .ico { transform: translate(3px, -3px); }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-sticky);
  background: oklch(0.145 0.006 70 / 0);
  transition: background 0.4s var(--ease-out), border-color 0.4s var(--ease-out), backdrop-filter 0.4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: oklch(0.130 0.006 70 / 0.72);
  backdrop-filter: saturate(1.2) blur(12px);
  border-bottom-color: var(--line);
}
.nav {
  max-width: var(--container); margin-inline: auto; padding: 0.9rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-md);
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.brand__logo { height: 2.1rem; width: auto; flex: none; }
.brand__name {
  font-family: var(--font-display); font-weight: 600; font-size: 1.2rem;
  letter-spacing: -0.02em; white-space: nowrap;
}
.brand__name b { color: var(--accent); font-weight: 600; }

.nav__links { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem); }
.nav__links > a {
  text-decoration: none; font-weight: 500; font-size: 0.96rem; color: var(--ink-soft);
  position: relative; padding-block: 0.35rem; transition: color 0.2s var(--ease-out);
}
.nav__links > a:not(.nav__cta)::after {
  content: ""; position: absolute; left: 0; bottom: -1px; width: 100%; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.nav__links > a:not(.nav__cta):hover { color: var(--ink); }
.nav__links > a:not(.nav__cta):hover::after,
.nav__links > a.is-active::after { transform: scaleX(1); }
.nav__links > a.is-active { color: var(--accent-bright); }

.nav__right { display: flex; align-items: center; gap: 1rem; }
.nav__cta {
  background: var(--accent); color: var(--on-accent) !important;
  padding: 0.6rem 1.2rem !important; border-radius: var(--r-pill); font-weight: 600;
  text-decoration: none; font-size: 0.95rem;
  transition: background 0.25s var(--ease-out), box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}
.nav__cta:hover { background: var(--accent-bright); box-shadow: var(--glow); transform: translateY(-2px); }

/* Language switch */
.lang {
  display: inline-flex; align-items: center; gap: 0.3rem;
  font-family: var(--font-mono); font-size: 0.85rem; font-weight: 500;
  color: var(--ink-soft); text-decoration: none; letter-spacing: 0.04em;
  padding: 0.35rem 0.6rem; border: 1px solid var(--line-strong); border-radius: var(--r-pill);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.lang:hover { color: var(--ink); border-color: var(--ink); background: oklch(0.955 0.008 85 / 0.05); }
.lang .ico { width: 0.95rem; height: 0.95rem; color: var(--accent); }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav__toggle-bar { display: block; width: 26px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.3s var(--ease-out), opacity 0.2s; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: var(--z-menu); background: var(--bg-deep);
  display: grid; place-items: center; opacity: 0; pointer-events: none;
  transition: opacity 0.35s var(--ease-out);
}
.mobile-menu::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 50% at 50% 0%, var(--beam-amber), transparent 70%); }
.mobile-menu.is-open { opacity: 1; pointer-events: auto; }
.mobile-menu__inner { position: relative; display: flex; flex-direction: column; gap: 0.4rem; text-align: center; }
.mobile-menu__inner a {
  font-family: var(--font-display); font-weight: 600; font-size: clamp(2rem, 9vw, 3rem);
  color: var(--ink); text-decoration: none; letter-spacing: -0.01em; line-height: 1.25;
  opacity: 0.9; transition: opacity 0.2s, transform 0.3s var(--ease-out), color 0.2s;
}
.mobile-menu__inner a:hover, .mobile-menu__inner a.is-active { opacity: 1; color: var(--accent-bright); transform: translateX(6px); }
.mobile-menu__lang { margin-top: 1.5rem; font-family: var(--font-mono); font-size: 1rem; color: var(--muted); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(7rem, 15vh, 12rem) var(--gutter) clamp(4rem, 8vh, 7rem);
  background: var(--bg-deep); color: var(--ink); overflow: hidden; isolation: isolate;
}
.hero__beam {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(58% 50% at 50% -6%, oklch(0.80 0.13 72 / 0.34), transparent 62%),
    radial-gradient(90% 70% at 50% 120%, oklch(0.110 0.005 70 / 0.9), transparent 70%);
}
.hero__grain {
  position: absolute; inset: 0; z-index: -1; opacity: 0.05; mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero__inner { max-width: var(--container); margin-inline: auto; width: 100%; }
.hero__hello { margin-bottom: 1.4rem; }
.hero__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2.9rem, 1.4rem + 7.2vw, 5.75rem);
  line-height: 0.96; letter-spacing: -0.03em; text-wrap: balance; max-width: 16ch;
}
.hero__title .hline { display: block; overflow: hidden; padding-bottom: 0.05em; }
.hero__title .hline__in { display: block; }
.hero__title em { font-style: italic; color: var(--accent); font-weight: 600; }
.hero__lead {
  margin-top: 1.7rem; max-width: 52ch;
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.3rem); line-height: 1.55; color: var(--ink-soft); text-wrap: pretty;
}
.hero__cta { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero__hint {
  position: absolute; left: var(--gutter); bottom: 1.8rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
}
.hero__hint .ico { width: 1.05rem; height: 1.05rem; animation: nudge 1.9s var(--ease-out) infinite; }
@keyframes nudge { 0%,100%{transform:translateY(0);} 50%{transform:translateY(4px);} }

/* Hero entrance (JS on, motion allowed). Content stays visible if JS/motion off. */
@media (prefers-reduced-motion: no-preference) {
  html.js .hero__title .hline__in { animation: hero-rise 0.95s var(--ease-expo) both; }
  html.js .hero__hello,
  html.js .hero__lead,
  html.js .hero__cta { animation: hero-fade 0.9s var(--ease-expo) both; }
  html.js .hero__hello { animation-delay: 0.02s; }
  html.js .hero__title .hline:nth-child(1) .hline__in { animation-delay: 0.12s; }
  html.js .hero__title .hline:nth-child(2) .hline__in { animation-delay: 0.22s; }
  html.js .hero__title .hline:nth-child(3) .hline__in { animation-delay: 0.32s; }
  html.js .hero__lead { animation-delay: 0.46s; }
  html.js .hero__cta { animation-delay: 0.58s; }
}
@keyframes hero-rise { from { transform: translateY(115%); } to { transform: none; } }
@keyframes hero-fade { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* ============================================================
   SERVICES (home + page)
   ============================================================ */
.services__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}
.svc {
  padding: clamp(1.6rem, 3vw, 2.2rem); border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface), oklch(0.17 0.008 70));
  display: flex; flex-direction: column; gap: 0.9rem;
  transition: border-color 0.3s var(--ease-out), transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.svc:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: var(--glow); }
.svc__icon {
  width: 3rem; height: 3rem; border-radius: var(--r-md); display: grid; place-items: center;
  background: oklch(0.80 0.13 72 / 0.12); color: var(--accent-bright);
}
.svc__icon .ico { width: 1.6rem; height: 1.6rem; }
.svc__title { font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; letter-spacing: -0.01em; }
.svc__desc { color: var(--muted); text-wrap: pretty; }

/* Services page detail rows */
.svc-detail { display: grid; gap: clamp(1.5rem, 4vw, 3rem); }
.svc-row {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: clamp(2rem, 5vw, 3.5rem); border-top: 1px solid var(--line); align-items: start;
}
.svc-row:first-child { border-top: 0; }
.svc-row__head { display: flex; align-items: center; gap: 1rem; }
.svc-row__num { font-family: var(--font-mono); color: var(--accent); font-size: 0.9rem; }
.svc-row h2 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.6rem, 1.2rem + 1.5vw, 2.4rem); letter-spacing: -0.02em; }
.svc-row__body p { color: var(--ink-soft); text-wrap: pretty; margin-bottom: 1.4rem; }
.svc-points { display: grid; gap: 0.7rem; }
.svc-points li { display: flex; align-items: flex-start; gap: 0.7rem; color: var(--ink-soft); }
.svc-points .ico { width: 1.2rem; height: 1.2rem; color: var(--accent); flex: none; margin-top: 0.28rem; }
.svc-points__label { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.9rem; }

/* ============================================================
   FEATURED WORK
   ============================================================ */
.featured__panel {
  display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center; border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--surface); overflow: hidden;
}
.featured__media { position: relative; align-self: stretch; min-height: 20rem; overflow: hidden; }
.featured__media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.95) brightness(0.9); }
.featured__logo {
  display: grid; place-items: center; height: 100%; min-height: 20rem; padding: 2rem;
  background: radial-gradient(70% 60% at 50% 30%, oklch(0.24 0.03 240 / 0.5), var(--bg-deep));
}
.featured__logo img { width: min(60%, 14rem); height: auto; filter: drop-shadow(0 10px 30px oklch(0 0 0 / 0.4)); }
.featured__body { padding: clamp(1.75rem, 4vw, 3rem); padding-left: 0; }
@media (max-width: 800px) { .featured__body { padding-left: clamp(1.75rem, 4vw, 3rem); } }
.featured__label { display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }
.featured__label::before { content: ""; width: 1.5rem; height: 1px; background: var(--accent); }
.featured__title { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.8rem, 1.3rem + 2vw, 2.75rem); letter-spacing: -0.025em; line-height: 1.05; }
.featured__desc { margin-top: 1rem; color: var(--ink-soft); max-width: 46ch; text-wrap: pretty; }
.featured__tags { margin-top: 1.4rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.featured__actions { margin-top: 1.8rem; display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; }

.tag {
  font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.02em;
  color: var(--ink-soft); border: 1px solid var(--line-strong); border-radius: var(--r-pill);
  padding: 0.28rem 0.7rem;
}

/* ============================================================
   WORK GRID (lab + work page)
   ============================================================ */
.work-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); gap: clamp(1.25rem, 3vw, 2rem); }
.work-card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
  border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: var(--surface);
  transition: border-color 0.3s var(--ease-out), transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.work-card:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: var(--glow); }
.work-card__media { aspect-ratio: 16/10; overflow: hidden; background: var(--bg-deep); }
.work-card__media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.9) brightness(0.85); transition: transform 0.7s var(--ease-expo), filter 0.5s var(--ease-out); }
.work-card:hover .work-card__media img { transform: scale(1.05); filter: saturate(1.05) brightness(1); }
.work-card__ph { width: 100%; height: 100%; display: grid; place-items: center; background: radial-gradient(60% 60% at 50% 40%, var(--surface-2), var(--bg-deep)); }
.work-card__ph span { font-family: var(--font-display); font-weight: 600; font-size: 2rem; color: var(--accent); letter-spacing: -0.02em; opacity: 0.85; }
.work-card__body { padding: clamp(1.25rem, 2.5vw, 1.6rem); display: flex; flex-direction: column; gap: 0.6rem; flex: 1; }
.work-card__kicker { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.work-card__kind { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); }
.work-card__title { font-family: var(--font-display); font-weight: 600; font-size: 1.35rem; letter-spacing: -0.01em; transition: color 0.2s var(--ease-out); }
.work-card:hover .work-card__title { color: var(--accent-bright); }
.work-card__desc { color: var(--muted); font-size: 0.96rem; text-wrap: pretty; flex: 1; }
.work-card__foot { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.4rem; }
.work-card__meta { margin-top: 0.6rem; font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink-soft); display: inline-flex; align-items: center; gap: 0.4rem; }
.work-card__meta .ico { width: 0.95rem; height: 0.95rem; color: var(--accent); }

.work-group + .work-group { margin-top: clamp(3rem, 7vw, 5rem); }
.work-group__title { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem); letter-spacing: -0.02em; margin-bottom: 0.4rem; }
.work-group__count { font-family: var(--font-mono); color: var(--accent); font-size: 0.85rem; }
.work-group__head { display: flex; align-items: baseline; gap: 0.8rem; margin-bottom: clamp(1.5rem, 3vw, 2.2rem); padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.work-group__note { margin: -0.8rem 0 clamp(1.5rem, 3vw, 2.2rem); max-width: 60ch; color: var(--muted); font-size: 0.95rem; }

/* ============================================================
   WHY / PROCESS
   ============================================================ */
.why__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: clamp(1.5rem, 3vw, 2.5rem); }
.why-item { display: flex; flex-direction: column; gap: 0.6rem; padding-top: 1.4rem; border-top: 2px solid var(--accent-deep); }
.why-item__n { font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent); }
.why-item h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.35rem; letter-spacing: -0.01em; }
.why-item p { color: var(--muted); text-wrap: pretty; }

/* ============================================================
   TIMELINE (about journey)
   ============================================================ */
.timeline { max-width: var(--container); }
.timeline__item { display: grid; grid-template-columns: 7rem 1fr; gap: clamp(1rem, 3vw, 3rem); padding-block: clamp(1.4rem, 3vw, 2.2rem); border-top: 1px solid var(--line); align-items: baseline; }
.timeline__item:last-child { border-bottom: 1px solid var(--line); }
.timeline__year { font-family: var(--font-mono); font-weight: 500; font-size: 0.95rem; color: var(--accent); }
.timeline__content h3 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.55rem); letter-spacing: -0.01em; margin-bottom: 0.4rem; }
.timeline__content p { color: var(--muted); max-width: 52ch; text-wrap: pretty; }
@media (max-width: 540px) { .timeline__item { grid-template-columns: 1fr; gap: 0.35rem; } }

/* ============================================================
   FOUNDER
   ============================================================ */
.founder__inner { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.founder__media { border-radius: var(--r-lg); overflow: hidden; background: var(--surface); }
.founder__media img { width: 100%; aspect-ratio: 4/5; object-fit: cover; filter: saturate(0.85) contrast(1.05) brightness(0.92); }
.founder__role { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.04em; color: var(--accent); margin-bottom: 0.9rem; }
.founder__name { font-family: var(--font-display); font-weight: 600; font-size: clamp(2rem, 1.4rem + 2.5vw, 3rem); letter-spacing: -0.025em; margin-bottom: 1.2rem; }
.founder__actions { margin-top: 1.8rem; }

/* ============================================================
   CONTACT (CTA band + page)
   ============================================================ */
.cta {
  position: relative; padding-block: var(--sp-xl); background: var(--bg-deep);
  overflow: hidden; isolation: isolate; text-align: center;
}
.cta__beam { position: absolute; inset: 0; z-index: 0; background: radial-gradient(55% 60% at 50% 120%, var(--beam-amber), transparent 65%); }
.cta__inner { position: relative; z-index: 1; max-width: 46rem; margin-inline: auto; }
.cta__title { font-family: var(--font-display); font-weight: 600; font-size: clamp(2.1rem, 1.3rem + 3.6vw, 3.5rem); line-height: 1.02; letter-spacing: -0.03em; text-wrap: balance; }
.cta__lead { margin-top: 1.1rem; max-width: 42ch; margin-inline: auto; color: var(--ink-soft); font-size: 1.15rem; text-wrap: pretty; }
.cta__actions { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: 0.9rem; justify-content: center; }

/* Contact page layout */
.contact-layout { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.45rem; }
.field label { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.03em; color: var(--ink-soft); }
.field input, .field select, .field textarea {
  font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line-strong);
  border-radius: var(--r-md); padding: 0.8rem 1rem; transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 8rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px oklch(0.80 0.13 72 / 0.18); }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23d9a15f' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form__note { font-family: var(--font-mono); font-size: 0.8rem; color: var(--muted); }

/* Honeypot — ekran dışı, erişilebilirlik ağacından ve layout'tan uzak */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Durum bandı (başarı / hata) — varsayılan gizli, JS/PRG açar */
.form__status { display: none; align-items: center; gap: 0.6rem; padding: 0.85rem 1.1rem; border-radius: var(--r-md); font-size: 0.95rem; text-wrap: pretty; }
.form__status.is-shown { display: flex; }
.form__status .ico { width: 1.2rem; height: 1.2rem; flex: none; }
.form__status--ok { background: oklch(0.80 0.13 72 / 0.12); border: 1px solid oklch(0.80 0.13 72 / 0.45); color: var(--ink); }
.form__status--ok .ico { color: var(--accent-bright); }
.form__status--err { background: oklch(0.62 0.19 25 / 0.12); border: 1px solid oklch(0.62 0.19 25 / 0.5); color: oklch(0.85 0.06 25); flex-wrap: wrap; }
.form__status--err a { color: var(--ink); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }

/* Alan hatası */
.field__err { font-family: var(--font-mono); font-size: 0.78rem; color: oklch(0.78 0.14 25); }
.field__err:empty { display: none; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: oklch(0.62 0.19 25 / 0.8); }
.field.has-error input:focus, .field.has-error select:focus, .field.has-error textarea:focus { border-color: oklch(0.66 0.19 25); box-shadow: 0 0 0 3px oklch(0.62 0.19 25 / 0.2); }

/* Buton meşgul durumu */
.btn[aria-busy="true"] { opacity: 0.75; cursor: progress; }
.btn:disabled { pointer-events: none; }
.contact-aside { display: grid; gap: 1.5rem; padding: clamp(1.5rem, 3vw, 2rem); border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); }
.contact-aside h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; }
.contact-line { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; color: var(--ink); font-weight: 500; }
.contact-line .ico { width: 1.2rem; height: 1.2rem; color: var(--accent); flex: none; }
.contact-line:hover { color: var(--accent-bright); }
.contact-socials { display: flex; gap: 0.6rem; padding-top: 0.5rem; border-top: 1px solid var(--line); }
.contact-socials a { display: grid; place-items: center; width: 2.6rem; height: 2.6rem; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--ink-soft); transition: color 0.2s, border-color 0.2s, transform 0.3s var(--ease-out); }
.contact-socials a:hover { color: var(--accent-bright); border-color: var(--accent); transform: translateY(-2px); }
.contact-socials .ico { width: 1.2rem; height: 1.2rem; }

/* ============================================================
   CASE STUDY
   ============================================================ */
.case-hero { padding-top: clamp(7rem, 14vh, 10rem); }
.case-back { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-soft); text-decoration: none; margin-bottom: 1.5rem; }
.case-back .ico { width: 1rem; height: 1rem; transform: rotate(180deg); color: var(--accent); }
.case-back:hover { color: var(--ink); }
.case-title { font-family: var(--font-display); font-weight: 600; font-size: clamp(2.2rem, 1.4rem + 4vw, 4rem); letter-spacing: -0.03em; line-height: 1.0; text-wrap: balance; max-width: 16ch; }
.case-summary { margin-top: 1.2rem; max-width: 52ch; color: var(--ink-soft); font-size: 1.15rem; text-wrap: pretty; }
.case-meta { margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.case-meta dt { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.35rem; }
.case-meta dd { font-family: var(--font-display); font-weight: 500; font-size: 1.05rem; }
.case-shot { margin-top: clamp(2.5rem, 6vw, 4rem); border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); background: var(--surface); }
.case-shot img { width: 100%; height: auto; }
.case-shot--logo { display: grid; place-items: center; padding: clamp(3rem, 8vw, 6rem); background: radial-gradient(70% 60% at 50% 35%, oklch(0.24 0.03 240 / 0.5), var(--bg-deep)); }
.case-shot--logo img { width: min(50%, 16rem); filter: drop-shadow(0 12px 40px oklch(0 0 0 / 0.45)); }
.case-body { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: clamp(2rem, 4vw, 3.5rem); }
.case-block h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; letter-spacing: -0.01em; margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.6rem; }
.case-block h2::before { content: ""; width: 1.4rem; height: 2px; background: var(--accent); }
.case-block p { color: var(--ink-soft); text-wrap: pretty; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--bg-deep); color: var(--muted); border-top: 1px solid var(--line); padding-block: clamp(3rem, 6vw, 4.5rem) 1.5rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(2rem, 4vw, 3rem); }
.footer__brand-name { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; margin-bottom: 1rem; }
.footer__brand-name .brand__logo { height: 1.9rem; }
.footer__brand-name .brand__name { font-size: 1.1rem; }
.footer__tag { max-width: 30ch; text-wrap: pretty; }
.footer__col h4 { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 1rem; }
.footer__links { display: grid; gap: 0.6rem; }
.footer__links a { text-decoration: none; color: var(--muted); transition: color 0.2s; width: fit-content; }
.footer__links a:hover { color: var(--ink); }
.footer__socials { display: flex; gap: 0.6rem; }
.footer__socials a { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--muted); transition: color 0.2s, border-color 0.2s, transform 0.3s var(--ease-out); }
.footer__socials a:hover { color: var(--accent-bright); border-color: var(--accent); transform: translateY(-2px); }
.footer__socials .ico { width: 1.15rem; height: 1.15rem; }
.footer__bottom {
  max-width: var(--container); margin: clamp(2.5rem, 5vw, 3.5rem) auto 0; padding-top: 1.5rem;
  border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 0.8rem 1.5rem; justify-content: space-between;
  font-family: var(--font-mono); font-size: 0.8rem;
}

/* Floating WhatsApp */
.fab {
  position: fixed; right: clamp(1rem, 3vw, 2rem); bottom: clamp(1rem, 3vw, 2rem); z-index: var(--z-fab);
  width: 3.5rem; height: 3.5rem; border-radius: 50%; display: grid; place-items: center;
  background: oklch(0.72 0.16 155); color: oklch(0.16 0.02 155);
  box-shadow: 0 10px 30px oklch(0.72 0.16 155 / 0.35); text-decoration: none;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.fab:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 16px 40px oklch(0.72 0.16 155 / 0.45); }
.fab .ico { width: 1.7rem; height: 1.7rem; }

/* ============================================================
   REVEAL (progressive — visible by default, motion enhances)
   ============================================================ */
[data-reveal] { will-change: opacity, transform; }
html.js [data-reveal] { opacity: 0; transform: translateY(24px); }
html.js [data-reveal].is-visible { opacity: 1; transform: none; transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .featured__panel { grid-template-columns: 1fr; }
  .featured__media, .featured__logo { min-height: 16rem; }
  .founder__inner { grid-template-columns: 1fr; }
  .founder__media { max-width: 22rem; }
  .contact-layout { grid-template-columns: 1fr; }
  .svc-row { grid-template-columns: 1fr; gap: 1.25rem; }
}
@media (max-width: 860px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav__right .lang, .nav__right .nav__cta { display: none; }
  .site-header { background: oklch(0.130 0.006 70 / 0.72); backdrop-filter: saturate(1.2) blur(12px); }
  body.menu-open { overflow: hidden; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .footer__grid { grid-template-columns: 1fr; }
  .hero__cta .btn { flex: 1 1 auto; }
  .case-meta { gap: 1.5rem; }
}

/* Touch targets */
@media (pointer: coarse) {
  .nav__links > a { padding-block: 0.7rem; }
  .footer__links a { padding-block: 0.4rem; }
}