/* == 01-tokens.css == */
/* Fayn Solutions — design tokens (docs/01-tasarim-spec.md, ölçülmüş değerler) */
:root {
  /* renk */
  --color-bg: #151210;
  --color-surface: #1A1715;
  --color-surface-2: #211D1A;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #E3E3E3;
  --color-text-muted: #8B8988;       /* 5.36:1 — gövde boyutunda güvenli */
  --color-accent: #F03C1F;           /* 4.77:1 bg üzerinde — hata durumu + CTA ikon */
  --color-focus: #FFFFFF;            /* odak halkası — BİLEREK hata renginden (accent) farklı:
                                        klavye kullanıcısı odağı hatayla karıştırmasın
                                        (code-reviewer minor); koyu zeminde ~18.9:1 */
  --color-border: rgba(255, 255, 255, 0.14);
  --color-ink: #13100E;

  /* tipografi */
  --font-display: "Saprona", "Geist", system-ui, sans-serif;
  --font-body: "Geist", system-ui, -apple-system, sans-serif;
  --type-display: clamp(32px, 4vw, 48px);
  --type-lede: clamp(18px, 2vw, 28px);
  --type-title: clamp(20px, 1.6vw, 24px);
  --type-body: 16px;
  --type-label: 13px;
  --type-caption-sm: 15px;

  /* boşluk / ölçü */
  --space-1: 4px;  --space-2: 8px;  --space-3: 12px; --space-4: 16px;
  --space-6: 24px; --space-8: 32px; --space-12: 48px; --space-16: 64px;
  --space-24: 96px;
  --container-max: 1760px;
  --gutter: clamp(16px, 3vw, 58px);
  --radius-pill: 12px;
  --radius-button: 4px;

  /* motion token'ları (koto envanteri 2026-07-26 — CSS ve GSAP AYNI sayıları paylaşır.
     --ease-standard main.js'te CustomEase.create("fayn", ...) ile GSAP'a da kaydedilir;
     bezier'i değiştirirsen tek yer burası. */
  --ease-standard: cubic-bezier(0.15, 0, 0.15, 1);   /* koto paylaşılan motion token */
  --ease-menu: cubic-bezier(0.66, 0, 0.33, 1);       /* koto masaüstü menü eğrisi */
  --duration-hover: 167ms;                            /* koto hover widget (ease-linear ile) */
  --duration-menu: 233ms;                             /* koto menü açılışı */
  --duration-header-fade: 1000ms;                     /* header CSS fade (03-layout.css, M-4) */
  /* kullanılmayan token'lar kaldırıldı: --color-text-muted-dim, --duration-fast,
     --duration-base (reveal süresi GSAP'ta 0.8s sabit — main.js) */
}

/* Kullanılan Saprona kesimleri yalnız 300 (başlıklar) ve 500 (logo/etiketler) —
   UltraLight(200) ve Regular(400) @font-face'leri kaldırıldı (code-reviewer minor;
   woff2 dosyaları src/assets/fonts'ta duruyor, preload yalnız Light + Geist-Regular). */
@font-face { font-family: "Saprona"; src: url("/assets/media/fonts/Saprona-Light.woff2") format("woff2"); font-weight: 300; font-display: swap; }
@font-face { font-family: "Saprona"; src: url("/assets/media/fonts/Saprona-Medium.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Geist"; src: url("/assets/media/fonts/Geist-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Geist"; src: url("/assets/media/fonts/Geist-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }

/* == 02-base.css == */
/* base / reset / erişilebilirlik */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-secondary);
  font: 400 var(--type-body) / 1.5 var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--color-text-primary); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3 { color: var(--color-text-primary); font-family: var(--font-display); font-weight: 300; margin: 0 0 var(--space-4); }
p { margin: 0 0 var(--space-4); }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

.container { max-width: var(--container-max); margin-inline: auto; padding-inline: var(--gutter); }
.display { font-size: var(--type-display); line-height: 1.15; font-weight: 300; letter-spacing: -0.01em; }
.lede { font-size: var(--type-lede); line-height: 1.5; color: var(--color-text-secondary); max-width: 46ch; }
.section-title { font-size: var(--type-title); font-weight: 500; }

/* odak görünürlüğü — --color-focus (beyaz, ~18.9:1), tüm interaktifler.
   accent DEĞİL: accent hata göstergesi; odak ile hata aynı renk olursa klavye
   kullanıcısı odaklandığı alanı hatalı sanır (code-reviewer minor). */
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
/* skip-link hedefi (main[tabindex="-1"]): programatik odak, interaktif değil —
   tüm sayfayı saran halka çizme */
main[tabindex="-1"]:focus-visible { outline: none; }
:target, [id] { scroll-margin-top: 96px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--color-text-primary); color: var(--color-ink);
  padding: 12px 20px; font-weight: 600; border-radius: 0 0 var(--radius-button) 0;
}
.skip-link:focus { left: 0; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* sayfa geçişleri — progressive enhancement (Firefox sessizce yok sayar) */
@view-transition { navigation: auto; }

/* scroll-reveal başlangıç durumu YALNIZCA JS varken uygulanır (no-JS = içerik görünür):
   GSAP başlangıç değerlerini (autoAlpha 0) kendi set eder, CSS'te reveal gizlemesi yok. */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  @view-transition { navigation: none; }
}

/* == 03-layout.css == */
/* header
   Görünürlük YALNIZ CSS'te (code-reviewer M-4): eski desende gizlemeyi redirect.js
   (.js sınıfı), göstermeyi main.js yapıyordu — main.js 404/patlarsa header sonsuza
   dek görünmez kalıyordu. Artık fade tek kaynaktan, saf CSS animasyonuyla çalışır:
   JS hiç yüklenmese bile header kendiliğinden açılır. Referans zamanlama korunur
   (delay .5s + 1s linear — koto). `both` fill delay boyunca from{opacity:0} tutar. */
.site-header {
  position: absolute; inset: 0 0 auto 0; z-index: 20;
  padding-block: var(--space-4);
  animation: header-fade-in var(--duration-header-fade) linear 0.5s both;
}
@keyframes header-fade-in { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .site-header { animation: none; } /* delay dahil iptal — header anında görünür */
}
.site-header__row { display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap; }
.site-header__logo {
  font-family: var(--font-display); font-weight: 500; font-size: 22px;
  letter-spacing: 0.06em; color: var(--color-text-primary);
}
.site-header__logo:hover { text-decoration: none; }
.site-nav { flex: 1; }
.site-nav__list { display: flex; gap: clamp(12px, 2.5vw, 32px); flex-wrap: wrap; }
.site-nav__item { position: relative; }
.site-nav__link {
  display: inline-block; padding: 12px 4px; /* >=44px dokunma alanı */
  font: 600 var(--type-label) / 1 var(--font-body);
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-text-primary);
}
.site-nav__link:hover { text-decoration: underline; text-underline-offset: 4px; }
/* services dropdown — hover + :focus-within (klavye erişimi, JS'siz) */
.site-nav__menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  min-width: 200px; padding: var(--space-2);
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-pill);
  opacity: 0; visibility: hidden; transition: opacity var(--duration-menu) var(--ease-menu); /* koto menü: 233ms, bezier(.66,0,.33,1) */
}
.site-nav__item--menu:hover .site-nav__menu,
.site-nav__item--menu:focus-within .site-nav__menu { opacity: 1; visibility: visible; }
.site-nav__menu a {
  display: block; padding: 10px 14px; border-radius: 8px;
  color: var(--color-text-secondary); font-size: var(--type-caption-sm);
}
.site-nav__menu a:hover { background: var(--color-surface-2); color: var(--color-text-primary); text-decoration: none; }
.clock {
  margin-left: auto; font: 600 var(--type-label) / 1 var(--font-body);
  letter-spacing: 0.08em; color: var(--color-text-primary); white-space: nowrap;
  min-width: 9ch; text-align: right;
}
.clock:empty { display: none; }

/* iç sayfalarda header akışta kalsın (hero yoksa üstte bindirme yok) */
main > :first-child:not(.hero) { padding-top: 96px; }

/* footer */
.site-footer { border-top: 1px solid var(--color-border); margin-top: var(--space-24); padding-block: var(--space-16) var(--space-8); }
.site-footer__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.site-footer__h { font: 500 var(--type-title) / 1.3 var(--font-display); margin-bottom: var(--space-3); }
.site-footer__muted { color: var(--color-text-muted); font-size: var(--type-caption-sm); max-width: 34ch; }
.site-footer__link { color: var(--color-text-secondary); }
.site-footer__channels li { margin-bottom: var(--space-2); }
.site-footer__channel { color: var(--color-text-secondary); }
.site-footer__meta { margin-top: var(--space-12); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.site-footer__meta p { margin: 0; }

@media (max-width: 767px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .clock { display: none; }
  main > :first-child:not(.hero) { padding-top: 132px; }
}

/* == 04-components.css == */
/* pill (breadcrumb) */
.pill {
  display: inline-flex; align-items: center; gap: var(--space-3);
  background: var(--color-surface); border-radius: var(--radius-pill);
  padding: 12px 20px; margin: 0 0 var(--space-6);
  font: 600 var(--type-label) / 1 var(--font-body); letter-spacing: 0.08em; text-transform: uppercase;
}
.pill__logo { font-family: var(--font-display); font-weight: 500; letter-spacing: 0.06em; font-size: 15px; }
.pill__sep { width: 1px; height: 16px; background: var(--color-border); }
.pill__crumb { color: var(--color-text-muted); }
.pill__label { color: var(--color-text-muted); }

/* sidebar + service detail layout */
.service-layout { display: grid; grid-template-columns: minmax(260px, 26%) 1fr; gap: var(--space-8); align-items: start; }
/* grid item'larda min-width:auto tuzağı: nowrap chip-bar min-content'i viewport'u patlatmasın */
.service-layout > *, .hub > *, .service-block__row > * { min-width: 0; }
.sidebar { position: sticky; top: 96px; max-height: calc(100vh - 120px); overflow-y: auto; padding-bottom: var(--space-6); }
.sidebar__title { font-size: var(--type-title); font-weight: 500; margin-bottom: var(--space-2); }
.sidebar__sub { color: var(--color-text-muted); font-size: var(--type-caption-sm); margin-bottom: var(--space-12); }
.sidebar__nav ul { display: flex; flex-direction: column; gap: var(--space-4); }
.sidebar__nav a {
  display: inline-flex; align-items: center; gap: var(--space-4);
  color: var(--color-text-muted); padding: 4px 0; position: relative;
  transition: color var(--duration-hover) linear; /* koto hover geçişleri: 167ms ease-linear */
}
.sidebar__nav a:hover { color: var(--color-text-primary); text-decoration: none; }
.sidebar__dot {
  width: 4px; height: 4px; border-radius: 50%; background: var(--color-text-primary);
  opacity: 0; transition: opacity var(--duration-hover) linear; flex: 0 0 4px; /* koto: 167ms ease-linear */
}
.sidebar__nav a.is-active { color: var(--color-text-primary); }
.sidebar__nav a.is-active .sidebar__dot { opacity: 1; }

.cta {
  display: inline-flex; align-items: center; gap: var(--space-3);
  margin-top: var(--space-12); padding: 10px 18px 10px 10px;
  background: var(--color-surface); border-radius: var(--radius-pill);
  color: var(--color-text-primary); font: 600 var(--type-label) / 1 var(--font-body);
  letter-spacing: 0.08em; text-transform: uppercase; min-height: 44px;
}
.cta:hover { text-decoration: none; background: var(--color-surface-2); }
.cta__icon {
  display: grid; place-items: center; width: 28px; height: 28px;
  background: var(--color-accent); color: var(--color-ink); border-radius: 6px; font-size: 15px;
}

.service-content { display: flex; flex-direction: column; gap: clamp(64px, 9vw, 128px); padding-block: var(--space-2) var(--space-8); }
.service-block__img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--color-surface);
  /* Sinematik ton: telifsiz stok görseller koyu zeminde (#151210) fazla parlak kalıyordu;
     tasarımın sakin/premium hissine oturtmak için hafif karartma + doygunluk düşürme. */
  filter: brightness(.78) saturate(.85) contrast(1.06); }
.service-block__row {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-8); margin-top: var(--space-6); align-items: start;
}
@media (max-width: 1023px) {
  .service-block__row { grid-template-columns: 1fr; }
  .service-block__desc { text-align: start; }
}
.service-block__title { font-size: var(--type-title); font-weight: 500; margin: 0; }
.service-block__desc { color: var(--color-text-secondary); text-align: end; margin: 0; } /* bilinçli editoryal stil (spec §6.3) */
.service-block--textonly { border-top: 1px solid var(--color-border); padding-top: var(--space-8); }

/* services hub */
.hub { display: grid; grid-template-columns: minmax(260px, 26%) 1fr; gap: var(--space-8); align-items: start; }
.sidebar--hub .sidebar__nav a { color: var(--color-text-muted); }
.hub__tiles { display: grid; grid-template-columns: 1.2fr 1fr; grid-template-rows: repeat(2, minmax(240px, 38vh)); gap: var(--space-4); }
.tile { position: relative; overflow: clip; background: var(--color-surface); display: block; }
.tile--tall { grid-row: 1 / 3; }
.tile img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-standard); }
.tile:hover img { transform: scale(1.03); }
.tile__label {
  position: absolute; left: var(--space-6); bottom: var(--space-6);
  z-index: 2; /* ::after scrim'in üstünde (çift tanım tekilleştirildi — code-reviewer minor) */
  color: var(--color-text-primary); font: 300 var(--type-title) / 1.2 var(--font-display);
}
.tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 55%, rgba(21, 18, 16, 0.85) 100%); }

/* form */
.form { display: flex; flex-direction: column; gap: var(--space-6); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); }
.form__field { display: flex; flex-direction: column; gap: var(--space-2); }
.form__label { color: var(--color-text-secondary); font-size: var(--type-caption-sm); }
.form__req { color: var(--color-text-muted); }
.form__input {
  background: transparent; border: 0; border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary); padding: 10px 2px; font: inherit; border-radius: 0;
}
/* odak = beyaz, hata = accent — ikisi ayrışsın (code-reviewer minor: hatalı alanla
   odaklanılan alan aynı renkte görünüyordu). Hatalı alan odaklanınca hata rengi
   KAYBOLMAZ: kırmızı alt çizgi kalır, beyaz odak outline olarak eşzamanlı ikinci
   gösterge olur (Codex bulgusu #2). */
.form__input:focus-visible { outline: none; border-bottom: 2px solid var(--color-focus); margin-bottom: -1px; }
.form__input[aria-invalid="true"] { border-bottom-color: var(--color-accent); }
.form__input[aria-invalid="true"]:focus-visible {
  border-bottom: 2px solid var(--color-accent); margin-bottom: -1px;
  outline: 2px solid var(--color-focus); outline-offset: 2px;
}
.form__input--area { resize: vertical; min-height: 120px; }
.form__error { color: var(--color-accent); font-size: var(--type-caption-sm); margin: 0; }
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__submit {
  align-self: flex-start; background: var(--color-text-primary); color: var(--color-ink);
  border: 0; border-radius: var(--radius-button); padding: 16px 40px; min-height: 48px;
  font: 600 var(--type-label) / 1 var(--font-body); letter-spacing: 0.08em; cursor: pointer;
}
.form__submit:hover { background: var(--color-text-secondary); }
.form__submit[disabled] { opacity: 0.4; cursor: not-allowed; }
.form__status { min-height: 24px; margin: 0; }
.form__status.is-error { color: var(--color-accent); }
.form__status.is-ok { color: var(--color-text-primary); }

/* == 05-hero.css == */
/* hero video slider (referans mekaniği — 4 slide / 5s / linear progress) */
.hero {
  position: relative;
  min-height: clamp(560px, 82vh, 960px);
  overflow: clip;
  background: var(--color-bg);
  color: var(--color-text-primary);
}
.hero__slides { min-height: inherit; }
/* Pasif slide'lar: sadece opacity+pointer-events YETMEZ — içlerindeki bağlantılar
   klavyeyle hâlâ odaklanabilir ve ekran okuyucuya okunur (code-reviewer B-1:
   3 görünmez hero__cta tab sırasındaydı; Lighthouse bu deseni yakalamıyor, "A11y 100" örtmüştü).
   `visibility: hidden` hem tab sırasından hem erişilebilirlik ağacından çıkarır.
   Geçiş: aktifleşirken anında görünür, pasifleşirken fade bittikten sonra gizlenir. */
.hero__slide {
  position: absolute; inset: 0; z-index: 0;
  opacity: 0; pointer-events: none; visibility: hidden;
  transition: opacity 600ms var(--ease-standard), visibility 0s linear 600ms;
}
.hero__slide.is-active {
  z-index: 1; opacity: 1; pointer-events: auto; visibility: visible;
  transition: opacity 600ms var(--ease-standard), visibility 0s linear 0s;
}
.hero__video, .hero__scrim { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__video { object-fit: cover; background: var(--color-surface); }
.hero__scrim { background: linear-gradient(to bottom, rgba(21, 18, 16, 0) 45%, var(--color-bg) 100%); }
.hero__content {
  position: absolute; right: 0; bottom: 0; left: 0; z-index: 2;
  padding-bottom: 84px; /* progress bar + boşluk */
}
.hero__title {
  max-width: 20ch; margin: 0;
  font: 300 var(--type-display) / 1.15 var(--font-display);
  color: var(--color-text-primary);
}
.hero__lede { max-width: 52ch; margin: var(--space-3) 0 0; color: var(--color-text-secondary); font-size: var(--type-lede); line-height: 1.5; }
.hero__cta {
  display: inline-flex; align-items: center; min-height: 44px; margin-top: var(--space-3);
  font: 600 var(--type-label) / 1 var(--font-body); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-text-primary); border-bottom: 1px solid var(--color-border);
}
.hero__ui {
  position: absolute; right: 0; bottom: var(--space-3); left: 0; z-index: 3;
  display: flex; align-items: center; gap: var(--space-4);
}
.hero__progress { display: flex; flex: 1; gap: var(--space-2); }
.hero__bar {
  position: relative; flex: 1; min-width: 44px; height: 44px;
  padding: 0; border: 0; background: transparent; cursor: pointer; color: var(--color-text-primary);
}
.hero__bar::before {
  content: ""; position: absolute; top: 21px; right: 0; left: 0; height: 2px;
  background: rgba(255, 255, 255, 0.25);
}
.hero__bar-fill {
  position: absolute; top: 21px; left: 0; z-index: 1;
  display: block; width: 0; height: 2px; background: var(--color-text-primary);
}
.hero__toggle {
  display: grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px;
  padding: 0; border: 0; border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.12); color: var(--color-text-primary); cursor: pointer;
}
.hero__toggle:hover { background: rgba(255, 255, 255, 0.25); }
.hero__icon { width: 20px; height: 20px; fill: currentColor; }
.hero__icon--play, .hero__toggle.is-paused .hero__icon--pause { display: none; }
.hero__toggle.is-paused .hero__icon--play { display: block; }

@media (max-width: 767px) {
  .hero { min-height: 76svh; }
  .hero__content { padding-bottom: 92px; }
}
@media (prefers-reduced-motion: reduce) {
  .hero__slide { transition: none; }
}

/* == 06-pages.css == */
/* home — our work */
.work { padding-top: var(--space-24); }
.work-card {
  display: grid; grid-template-columns: minmax(220px, 36%) 1fr;
  gap: var(--space-8); margin-bottom: var(--space-24); align-items: end;
}
.work-card__media { grid-column: 2; display: block; background: var(--color-surface); }
.work-card__media img { width: 100%; aspect-ratio: 1180 / 730; object-fit: cover; }
.work-card__body { grid-column: 1; grid-row: 1; align-self: end; }
.work-card__title { font-size: var(--type-title); font-weight: 500; margin-bottom: var(--space-3); }
.work-card__desc { color: var(--color-text-muted); font-size: var(--type-caption-sm); max-width: 38ch; }

/* home — other works */
.other__head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-4); }
.other__viewall { font: 600 var(--type-label) / 1 var(--font-body); letter-spacing: 0.08em; color: var(--color-text-muted); padding: 12px 0; }
.other__viewall:hover { color: var(--color-text-primary); }
.other__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); margin-top: var(--space-8); }
.other-card__media { display: block; background: var(--color-surface); margin-bottom: var(--space-4); }
.other-card__media img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
.other-card__title { font-size: var(--type-body); font-weight: 500; margin-bottom: var(--space-2); }
.other-card__desc { color: var(--color-text-muted); font-size: var(--type-caption-sm); }

/* about */
.about-hero { padding-top: 120px; }
.about-hero__values { margin-top: var(--space-6); }
.about-hero__intro { max-width: 72ch; color: var(--color-text-secondary); }
.jumpnav { display: flex; align-items: center; gap: var(--space-6); margin-block: var(--space-12); flex-wrap: wrap; }
.jumpnav__label { color: var(--color-text-muted); font: 600 var(--type-label) / 1 var(--font-body); letter-spacing: 0.08em; }
.jumpnav__list { display: flex; gap: var(--space-6); flex-wrap: wrap; }
.jumpnav__list a {
  display: inline-block; padding: 12px 0;
  font: 600 var(--type-label) / 1 var(--font-body); letter-spacing: 0.08em; color: var(--color-text-primary);
}
.about-banner img { width: 100%; aspect-ratio: 1920 / 820; object-fit: cover; background: var(--color-surface); }
.values { padding-top: var(--space-24); }
.values__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); margin-top: var(--space-8); }
.value-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--color-surface); margin-bottom: var(--space-4); }
.value-card__title { font-size: var(--type-body); font-weight: 500; }
.value-card__desc { color: var(--color-text-muted); font-size: var(--type-caption-sm); }
.quote { padding-block: var(--space-24); }
.quote__text {
  margin: 0; max-width: 30ch;
  font: 300 var(--type-lede) / 1.4 var(--font-display); color: var(--color-text-primary);
}
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); }
.mv__col p { color: var(--color-text-secondary); max-width: 56ch; }

/* contact */
.contact { display: grid; grid-template-columns: minmax(260px, 40%) 1fr; gap: var(--space-16); padding-top: 120px; }
.contact__channels { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-8); }
.contact__link { font-size: var(--type-lede); color: var(--color-text-primary); }
.contact__loc { color: var(--color-text-muted); font-size: var(--type-caption-sm); margin-top: var(--space-6); }

/* 404 */
.notfound { padding-top: 140px; min-height: 50vh; }

/* responsive — 768 altı yapısal kırılım */
@media (max-width: 1023px) {
  .work-card { grid-template-columns: 1fr; align-items: start; }
  .work-card__media { grid-column: 1; }
  .work-card__body { grid-row: auto; }
  .work-card__desc { max-width: 60ch; }
}
@media (max-width: 767px) {
  .service-layout, .hub, .contact, .mv { grid-template-columns: 1fr; }
  /* sidebar -> yatay chip-bar (spec §6.2) */
  .sidebar { position: static; max-height: none; overflow: visible; }
  .sidebar__nav ul {
    flex-direction: row; gap: var(--space-2);
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    padding-bottom: var(--space-2); scroll-snap-type: x proximity;
  }
  .sidebar__nav a {
    flex: 0 0 auto; scroll-snap-align: start;
    padding: 12px 14px; min-height: 44px; border-bottom: 2px solid transparent; white-space: nowrap;
  }
  .sidebar__nav a.is-active { border-bottom-color: var(--color-text-primary); }
  .sidebar__dot { display: none; }
  .cta { margin-top: var(--space-4); }
  .hub__tiles { grid-template-columns: 1fr; grid-template-rows: none; }
  .tile { min-height: 240px; }
  .tile--tall { grid-row: auto; }
  .other__grid, .values__grid { grid-template-columns: 1fr; }
  .service-block__row { grid-template-columns: 1fr; }
  .service-block__desc { text-align: start; } /* mobilde okunabilirlik (spec §11) */
  .service-block__img { aspect-ratio: 4 / 3; }
  .form__row { grid-template-columns: 1fr; }
  .work { padding-top: var(--space-16); }
  .work-card { margin-bottom: var(--space-16); }
}