/* ===========================================================================
   RAHMİ FIÇICI — "SIGNAL" tasarım sistemi
   Konsept: iletişim sistemleri / sinyal / ağ. Koyu, premium, özgün.
   Vanilla CSS (framework YOK, build YOK, CDN YOK). Mobil-öncelikli, AA erişim.
   =========================================================================== */

/* ---------------------------------------------------------------------------
   1. TOKENLAR — paylaşılan token dosyasından (@import; tek doğruluk kaynağı).
   admin.css ile birebir aynı Signal tokenları kullanılır.
   --------------------------------------------------------------------------- */
@import url('tokens.css');

/* MPA sayfa geçişleri (aşamalı geliştirme) */
@view-transition {
  navigation: auto;
}

/* ---------------------------------------------------------------------------
   2. RESET / TEMEL
   --------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  color-scheme: var(--color-scheme);
  scrollbar-color: var(--border-strong) transparent;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  /* Ağ / sinyal arka plan dokusu — çok düşük opaklık, statik (GPU dostu). Tema-duyarlı. */
  background-image:
    radial-gradient(circle at 50% -10%, var(--glow-c1), transparent 45%),
    radial-gradient(circle at 100% 0%, var(--glow-c2), transparent 40%),
    radial-gradient(var(--net-dot) 1px, transparent 1px);
  background-size: auto, auto, 26px 26px;
  background-attachment: fixed, fixed, fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--signal-text);
  text-decoration: none;
  transition: color var(--t-fast);
}

a:hover {
  color: var(--signal-text-2);
}

::selection {
  background: var(--signal-text);
  color: #fff;
}

/* Görünür, tutarlı odak halkası (yalnız klavye) */
:focus-visible {
  outline: 2px solid var(--signal-text);
  outline-offset: 3px;
  border-radius: 4px;
}

:where(a, button, input, textarea, [tabindex]):focus:not(:focus-visible) {
  outline: none;
}

/* Yalnızca ekran okuyucu için görünmez metin (görsel olarak gizli, a11y'de var).
   Açık sitede tanımlı DEĞİLDİ → FAB etiketi sızıyordu; tek-doğruluk-kaynağı burada. */
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Tipografi temelleri */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--text);
  line-height: 1.12;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
  text-wrap: balance;
  scroll-margin-top: calc(var(--header-h) + 24px);
  font-weight: 600;
}

p {
  margin: 0 0 1em;
}

strong { color: var(--text); font-weight: 600; }

ul, ol { padding-left: 1.2em; }

hr {
  border: 0;
  height: 1px;
  background: var(--border);
  margin: 2.5rem 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ---------------------------------------------------------------------------
   3. DÜZEN YARDIMCILARI
   --------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(18px, 5vw, 40px);
}

.section {
  padding-block: clamp(56px, 9vw, 110px);
  position: relative;
}

/* İnce parlayan "sinyal hattı" bölüm ayırıcı */
.section + .section::before,
.section--line::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--container), 92vw);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong) 18%, rgba(25, 227, 255, .5) 50%, var(--border-strong) 82%, transparent);
}

.section--alt {
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--surface-2) 60%, transparent), transparent);
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  background: var(--signal);
  color: var(--signal-ink);
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  transition: top var(--t-fast);
}
.skip-link:focus {
  top: 12px;
  color: var(--signal-ink);
}

/* Mono kicker / sinyal etiketi */
.kicker {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin: 0 0 1rem;
}
.kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--signal);
  box-shadow: var(--glow-soft);
}

.section__title {
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  margin-bottom: .6em;
}

.section__lead {
  color: var(--muted);
  max-width: var(--measure);
  font-size: 1.08rem;
}

.section__cta {
  margin-top: clamp(28px, 4vw, 44px);
}

/* ---------------------------------------------------------------------------
   4. BUTONLAR
   --------------------------------------------------------------------------- */
.btn {
  --btn-bg: var(--surface-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55em;
  min-height: 44px;
  padding: .82em 1.5em;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .98rem;
  letter-spacing: -.01em;
  line-height: 1;
  transition: transform var(--t-fast), box-shadow var(--t), border-color var(--t), background var(--t), color var(--t-fast);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover {
  transform: translateY(-2px);
  color: var(--text);
}
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--grad-signal);
  color: var(--signal-ink);
  border-color: transparent;
}
.btn--primary:hover {
  color: var(--signal-ink);
  box-shadow: var(--glow);
}

.btn--ghost {
  background: transparent;
}
.btn--ghost:hover {
  border-color: var(--signal-text);
  box-shadow: var(--glow-soft);
}

/* "Devamını oku" tarzı sinyal bağlantısı */
.link-more {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .03em;
  color: var(--signal-text);
}
.link-more:hover { gap: .7em; color: var(--signal-text-2); }

/* ---------------------------------------------------------------------------
   5. BAŞLIK (header)
   --------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t), background var(--t), box-shadow var(--t);
}
.site-header.is-condensed {
  border-bottom-color: var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  box-shadow: var(--shadow-card);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: var(--header-h);
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.site-header__logo img {
  height: 34px;
  width: auto;
  opacity: .94;
  transition: opacity var(--t-fast);
}
.site-header__logo:hover img { opacity: 1; }

/* Tema-duyarlı logo: AÇIK temada koyu (siyah) logo, KOYU temada beyaz logo.
   Her iki görsel de render edilir; CSS ile tam biri gösterilir (JS yok → FOUC/CLS
   yok). Görseller aynı boyutta (yükseklik/oran) olduğundan geçişte kayma olmaz.
   Varsayılan (öznitelik yoksa) = açık → koyu logo görünür. RTL'den bağımsız. */
.brand-logo--dark { display: none; }
.brand-logo--light { display: inline-block; }
[data-theme="dark"] .brand-logo--light { display: none; }
[data-theme="dark"] .brand-logo--dark { display: inline-block; }

/* Masaüstü: gezinme bir satırda — menü listesi + WhatsApp listesi dikey ortalı.
   <nav> varsayılan block olduğundan iki <ul> alt alta düşüyordu (WhatsApp butonu
   ikinci satıra kayıp başlık altından taşıyordu). Flex ile tek satır + ortalama.
   Mobil çekmece (max-width:860px) bu kuralı position:fixed ile zaten ezer. */
.site-nav {
  display: flex;
  align-items: center;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: .1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  display: inline-block;
  position: relative;
  padding: .5em .7em;
  border-radius: 8px;
  color: var(--muted);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: .93rem;
  white-space: nowrap;
  transition: color var(--t-fast), background var(--t-fast);
}
.site-nav__link:hover { color: var(--text); background: var(--surface); }
.site-nav__link.is-active { color: var(--text); }
.site-nav__link.is-active::after {
  content: "";
  position: absolute;
  left: .9em;
  right: .9em;
  bottom: .25em;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-signal);
  box-shadow: var(--glow-soft);
}

/* Mobil menü düğmesi */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--surface);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t-fast);
}
.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); }

/* --- Tema değiştirici (açık/koyu) — başlıkta --- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: var(--surface);
  color: var(--muted);
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast), box-shadow var(--t);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.theme-toggle:hover {
  color: var(--signal-text);
  border-color: var(--signal-text);
  box-shadow: var(--glow-soft);
}
.theme-toggle__icon {
  display: block;
  width: 20px;
  height: 20px;
}
/* İki ikon üst üste; aktif temaya göre biri görünür, swap animasyonlu. */
.theme-toggle__icon--sun { display: none; }
.theme-toggle__icon--moon { display: block; }
[data-theme="dark"] .theme-toggle__icon--sun { display: block; }
[data-theme="dark"] .theme-toggle__icon--moon { display: none; }
.theme-toggle__icon { transition: transform var(--t), opacity var(--t-fast); }
.theme-toggle:active .theme-toggle__icon { transform: rotate(-30deg) scale(.85); }

/* Başlık içinde mobil menü düğmesinin solunda hizalama grubu */
.site-header__tools {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}

/* Masaüstü: tema düğmesini sağdaki denetim kümesine (WhatsApp'ın yanına) taşı.
   Flex `order` ile araç grubu <nav>'dan SONRA gelir; böylece tema düğmesi
   WhatsApp butonunun hemen sağında, kardeşleriyle aynı boşlukta, dikey ortalı
   durur. Mobil (≤860px) çekmece kuralları bu düzeni etkilemez — orada tema
   düğmesi eskisi gibi hamburger'in solunda kalır (DEĞİŞMEDEN). */
@media (min-width: 1181px) {
  .site-header__inner { gap: .75rem; }
  .site-nav { order: 1; }
  .site-header__tools { order: 2; margin-left: .35rem; }
}

/* ---------------------------------------------------------------------------
   6. HERO
   --------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: clip;
  padding-block: clamp(64px, 12vw, 130px);
  min-height: min(88vh, 760px);
  display: flex;
  align-items: center;
}

/* Hero canvas / SVG ağ motifi katmanı */
.hero__viz {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.hero__viz canvas { width: 100%; height: 100%; display: block; }
.hero::after {
  /* alttaki yumuşak geçiş */
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 35%;
  background: linear-gradient(180deg, transparent, var(--bg));
  z-index: 1;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.hero__kicker {
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin: 0 0 1.4rem;
}

.hero__title {
  font-size: clamp(2.9rem, 9vw, 6rem);
  font-weight: 700;
  line-height: .98;
  margin: 0 0 .35em;
  letter-spacing: -.03em;
}
.hero__title .sig {
  background: var(--grad-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  font-size: clamp(1.1rem, 2.4vw, 1.45rem);
  color: var(--muted);
  max-width: 44ch;
  margin: 0 0 2rem;
  font-family: var(--font-display);
  font-weight: 400;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-bottom: clamp(34px, 5vw, 56px);
}

/* İstatistik sayaçları */
.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(22px, 5vw, 56px);
}
/* Sayaç animasyonu rakamı 0'dan hedefe sayar; rakam genişliği değişince
   flex-wrap satır sayısı oynar ve hero yeniden akardı (mobil CLS ~0.14).
   min-width ile her istatistik öğesi sabit genişlikte → sarma sabit, CLS ≈ 0. */
.stat {
  min-width: 7.5rem;
  flex: 0 1 auto;
}
.stat__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  /* Rakam alanı sabit: sayaç 0→hedef sayarken genişlik oynamaz. */
  min-width: 2.5ch;
}
.stat__num .unit { color: var(--signal-text); }
.stat__label {
  display: block;
  margin-top: .5em;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------------------------------------------------------------------------
   7. SAYFA BAŞLIĞI (iç sayfalar)
   --------------------------------------------------------------------------- */
.page-hero {
  position: relative;
  padding-block: clamp(60px, 10vw, 104px) clamp(34px, 5vw, 52px);
  overflow: clip;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 120% at 0% 0%, rgba(25, 227, 255, .12), transparent 60%),
    radial-gradient(50% 120% at 100% 0%, rgba(124, 140, 255, .12), transparent 60%),
    /* ince ağ dokusu — sinyal hissi (tema-duyarlı) */
    repeating-linear-gradient(90deg, var(--net-dot) 0 1px, transparent 1px 64px);
  z-index: -1;
}
/* tabanda parlayan sinyal hattı — iç sayfa başlıklarını "kasıtlı" kılar */
.page-hero::after {
  content: "";
  position: absolute;
  left: clamp(18px, 5vw, 40px);
  right: clamp(18px, 5vw, 40px);
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--signal), rgba(124, 140, 255, .55) 40%, transparent 80%);
  box-shadow: var(--glow-soft);
}
.page-hero .container { position: relative; }
.page-hero__title {
  font-size: clamp(2.3rem, 6vw, 3.7rem);
  font-weight: 700;
  letter-spacing: -.03em;
  margin-bottom: .3em;
}
.page-hero__subtitle {
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.18rem);
  max-width: var(--measure);
  margin: 0;
}

/* ---------------------------------------------------------------------------
   8. HAKKIMDA / GİRİŞ
   --------------------------------------------------------------------------- */
.about-intro__grid,
.about-page__grid {
  display: grid;
  gap: clamp(28px, 5vw, 60px);
  align-items: start;
}
@media (min-width: 820px) {
  .about-intro__grid { grid-template-columns: 360px 1fr; }
  .about-page__grid { grid-template-columns: 340px 1fr; }
}

.about-intro__media,
.about-page__media {
  position: relative;
}
.about-intro__media img,
.about-page__media img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
}
/* sinyal kenar parıltısı */
.about-intro__media::before,
.about-page__media::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius-lg) + 1px);
  padding: 1px;
  background: var(--grad-signal);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: .5;
  pointer-events: none;
}
.about-page__location {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--muted);
}
.about-page__location::before { content: "// "; color: var(--signal-text); }

.about-intro__body .section__title { margin-top: 0; }

/* ---------------------------------------------------------------------------
   9. PROSE (uzun metin)
   --------------------------------------------------------------------------- */
.prose {
  max-width: var(--measure);
  color: var(--muted);
  font-size: 1.06rem;
}
.prose p { margin: 0 0 1.25em; }
.prose h2 {
  margin-top: 1.8em;
  font-size: 1.5rem;
  color: var(--text);
}
.prose h3 { margin-top: 1.5em; font-size: 1.2rem; color: var(--text); }
.prose a { color: var(--signal-text); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: color-mix(in srgb, var(--signal-text) 45%, transparent); }
.prose a:hover { text-decoration-color: var(--signal-text-2); }
.prose strong { color: var(--text); }
.prose ul, .prose ol { margin: 0 0 1.25em; }
.prose li { margin-bottom: .4em; }
.prose blockquote {
  margin: 1.6em 0;
  padding: .4em 0 .4em 1.4em;
  border-left: 3px solid var(--signal);
  color: var(--text);
  font-size: 1.1rem;
  font-style: italic;
}
.prose code {
  font-family: var(--font-mono);
  font-size: .9em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: .15em .45em;
  border-radius: 6px;
  color: var(--signal-text);
}
.prose pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.1em 1.2em;
  overflow-x: auto;
}
.prose pre code { background: none; border: 0; padding: 0; color: var(--text); }

/* Uzmanlık etiketleri */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  padding: .5em 1em;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .02em;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.tag::before { content: "▹"; color: var(--signal-text); }
.tag:hover { color: var(--text); border-color: var(--signal-text); }

/* ---------------------------------------------------------------------------
   10. KART IZGARASI + YAZI KARTLARI
   --------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }

.post-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  min-width: 0;
}
.post-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card), var(--glow-soft);
}
.post-card__media {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.post-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t), filter var(--t);
  filter: saturate(.9) contrast(1.02);
}
.post-card:hover .post-card__media img { transform: scale(1.05); filter: saturate(1.05); }

.post-card__body {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.3rem 1.4rem 1.5rem;
  flex: 1;
}
.post-card__category {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--signal-text);
}
.post-card__category::before { content: "[ "; }
.post-card__category::after { content: " ]"; }
.post-card__title {
  margin: 0;
  font-size: 1.22rem;
  line-height: 1.25;
}
.post-card__title a { color: var(--text); }
.post-card__title a:hover { color: var(--signal-text); }
.post-card__date {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.post-card__excerpt {
  margin: .2rem 0 0;
  color: var(--muted);
  font-size: .96rem;
  line-height: 1.6;
}

/* ---------------------------------------------------------------------------
   11. DENEYİM — "sinyal yolu" zaman çizelgesi
   --------------------------------------------------------------------------- */
.timeline {
  position: relative;
  margin-top: clamp(20px, 4vw, 40px);
  padding-left: 0;
  list-style: none;
}
/* dikey bağlantı hattı */
.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--signal), var(--signal-3) 60%, transparent);
  opacity: .45;
}
@media (min-width: 760px) {
  .timeline::before { left: 11px; }
}

.timeline__item {
  position: relative;
  padding-left: 44px;
  padding-bottom: clamp(22px, 3vw, 34px);
}
.timeline__item:last-child { padding-bottom: 0; }

/* nabız atan düğüm */
.timeline__node {
  position: absolute;
  left: 0;
  top: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--signal);
  display: grid;
  place-items: center;
}
.timeline__node::after {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: var(--glow);
  animation: node-pulse 2.6s ease-in-out infinite;
}

@keyframes node-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: .55; }
}

.timeline__card {
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(18px, 3vw, 26px);
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
}
.timeline__card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card), var(--glow-soft);
}
.timeline__period {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--signal-text);
  margin: 0 0 .5rem;
}
.timeline__org {
  font-size: 1.3rem;
  margin: 0 0 .15rem;
}
.timeline__role {
  font-family: var(--font-mono);
  font-size: .9rem;
  color: var(--muted);
  margin: 0 0 1rem;
}
.timeline__desc {
  color: var(--muted);
  font-size: 1rem;
  max-width: var(--measure);
}
.timeline__desc p:last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------------------
   12. TEK YAZI (post detayı)
   --------------------------------------------------------------------------- */
/* okuma ilerleme sinyali çubuğu */
.reading-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  z-index: 150;
  background: var(--grad-signal);
  box-shadow: var(--glow-soft);
  transform-origin: left;
  will-change: width;
}

.single { padding-bottom: clamp(40px, 6vw, 80px); }
.single__header {
  padding-block: clamp(48px, 8vw, 80px) clamp(20px, 3vw, 32px);
  position: relative;
}
.single__header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 140% at 0% 0%, rgba(25,227,255,.10), transparent 60%);
  z-index: -1;
}
.single__category {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin-bottom: 1rem;
}
.single__category::before { content: "[ "; }
.single__category::after { content: " ]"; }
.single__title {
  font-size: clamp(2rem, 5.2vw, 3.2rem);
  max-width: 22ch;
  margin: 0 0 .5rem;
}
.single__date {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.single__cover {
  margin-block: clamp(24px, 4vw, 40px);
}
.single__cover img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  aspect-ratio: 19 / 7;
  object-fit: cover;
}
.single__body {
  margin-inline: auto;
  padding-block: clamp(16px, 3vw, 28px);
}

/* yazı gezinmesi */
.post-nav {
  display: grid;
  gap: 16px;
  margin-top: clamp(40px, 6vw, 70px);
  padding-top: clamp(28px, 4vw, 40px);
  border-top: 1px solid var(--border);
}
@media (min-width: 700px) { .post-nav { grid-template-columns: 1fr 1fr; } }
.post-nav__link {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: 1.1rem 1.3rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
  min-width: 0;
}
.post-nav__link:hover { border-color: var(--signal-text); box-shadow: var(--glow-soft); transform: translateY(-2px); }
.post-nav__link--next { text-align: right; align-items: flex-end; }
.post-nav__dir { font-family: var(--font-mono); font-size: .76rem; color: var(--signal-text); letter-spacing: .04em; }
.post-nav__title { color: var(--text); font-family: var(--font-display); font-weight: 600; }

/* ---------------------------------------------------------------------------
   12b. PROJELER (liste ızgarası + detay)
   --------------------------------------------------------------------------- */
.projects-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: clamp(18px, 2.4vw, 30px);
}
.project-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
}
.project-card:hover { border-color: var(--signal-text); box-shadow: var(--glow-soft); transform: translateY(-3px); }
.project-card--featured { border-color: color-mix(in srgb, var(--signal) 40%, var(--border)); }
.project-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
  position: relative;
}
.project-card__flag {
  position: absolute;
  top: .75rem; left: .75rem;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--signal-ink);
  background: var(--signal);
  padding: .2rem .5rem;
  border-radius: 999px;
}
.project-card__media {
  display: block;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--surface-2), var(--surface));
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.project-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--t); }
.project-card:hover .project-card__media img { transform: scale(1.04); }
.project-card__placeholder {
  display: flex; align-items: center; justify-content: center;
  width: 100%; height: 100%; color: var(--dim);
}
.project-card__body { padding: 1.1rem 1.2rem .5rem; flex: 1 1 auto; }
.project-card__title { font-size: 1.15rem; margin: 0 0 .4rem; color: var(--text); }
.project-card__summary { margin: 0 0 .7rem; color: var(--muted); font-size: .92rem; line-height: 1.55; }
.project-card__meta {
  display: flex; flex-wrap: wrap; gap: .5rem 1rem;
  margin: 0; font-family: var(--font-mono); font-size: .76rem; color: var(--dim);
}
.project-card__year { color: var(--signal-3); }
.project-card__cta {
  display: inline-flex; align-items: center; gap: .4em;
  padding: .7rem 1.2rem 1.1rem;
  font-family: var(--font-mono); font-size: .8rem; color: var(--signal-text);
  transition: gap var(--t-fast);
}
.project-card:hover .project-card__cta { gap: .8em; }

.project-single__summary {
  margin: .8rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 60ch;
}
.project-single__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 16rem;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  margin-top: clamp(24px, 4vw, 40px);
}
.project-single__action { margin-top: 1.5rem; }
.project-single__facts {
  position: sticky;
  top: 90px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  padding: 1.2rem 1.3rem;
}
.project-single__facts-title {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin: 0 0 .9rem;
}
.project-facts { margin: 0; display: grid; gap: .85rem; }
.project-facts__row { display: grid; gap: .2rem; }
.project-facts__row dt { font-family: var(--font-mono); font-size: .72rem; color: var(--dim); }
.project-facts__row dd { margin: 0; color: var(--text); font-weight: 600; }

@media (max-width: 820px) {
  .project-single__layout { grid-template-columns: 1fr; }
  .project-single__facts { position: static; }
}

/* ---------------------------------------------------------------------------
   13. SAYFALAMA
   --------------------------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-top: clamp(36px, 5vw, 56px);
}
.pagination__link {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  padding: .65em 1.2em;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 500;
  transition: border-color var(--t-fast), box-shadow var(--t), color var(--t-fast);
}
.pagination__link:hover { border-color: var(--signal-text); box-shadow: var(--glow-soft); color: var(--signal-text); }
.pagination__status {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------------------------
   14. İLETİŞİM — "Bağlantı kur / sinyal gönder" (özgün tasarım)
   --------------------------------------------------------------------------- */
.connect {
  position: relative;
  overflow: clip;
  padding-block: clamp(56px, 9vw, 104px) clamp(56px, 9vw, 110px);
}
/* hero ile aynı sinyal/ağ canvas motifi (JS doldurur) */
.connect__viz {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .7;
  -webkit-mask-image: radial-gradient(120% 90% at 70% 10%, #000, transparent 75%);
          mask-image: radial-gradient(120% 90% at 70% 10%, #000, transparent 75%);
}
.connect__viz canvas { width: 100%; height: 100%; display: block; }
.connect__inner { position: relative; z-index: 1; }

.connect__head { max-width: 720px; margin-bottom: clamp(36px, 6vw, 64px); }
.connect__title {
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.03em;
  margin: 0 0 .5em;
}
.connect__title .sig {
  background: var(--grad-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.connect__lead {
  color: var(--muted);
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  max-width: 52ch;
  margin: 0;
}

/* asimetrik düzen: kanallar dar, ileti panosu geniş */
.connect__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}
@media (min-width: 940px) {
  .connect__grid { grid-template-columns: minmax(280px, 360px) 1fr; }
}

/* --- İletişim kanalları: parlayan, bağlı node'lar --- */
.channels { position: relative; }
.channels__list {
  list-style: none;
  margin: 0 0 1.6rem;
  padding: 0;
  position: relative;
}
/* node'ları birbirine bağlayan dikey sinyal hattı */
.channels__list::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--signal), var(--signal-3) 60%, transparent);
  opacity: .4;
}

.channel {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: .5rem 1rem;
  padding: 1rem 1.1rem 1rem 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 78%, transparent);
  margin-bottom: 14px;
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
}
.channel:last-child { margin-bottom: 0; }
.channel:hover,
.channel:focus-within {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card), var(--glow-soft);
}
.channel__node {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--signal);
  display: grid;
  place-items: center;
}
.channel__node::after {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: var(--glow);
  animation: node-pulse 2.6s ease-in-out infinite;
}
.channel__body { min-width: 0; }
.channel__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin: 0 0 .2rem;
}
.channel__value {
  display: block;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  word-break: break-word;
}
a.channel__value:hover { color: var(--signal-text); }
.channel__value--addr {
  font-style: normal;
  font-weight: 500;
  font-size: .96rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: .4rem;
}
.channel--static { grid-template-columns: 1fr; }

/* kopyala düğmesi */
.channel__copy {
  align-self: center;
  padding: .5em .8em;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  transition: color var(--t-fast), border-color var(--t-fast), box-shadow var(--t), background var(--t-fast);
}
.channel__copy:hover { color: var(--text); border-color: var(--signal-text); box-shadow: var(--glow-soft); }
.channel__copy.is-copied {
  color: var(--signal-ink);
  background: var(--signal-2);
  border-color: transparent;
}

.channels__status {
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--muted);
  margin: 0;
}
.channels__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal-2);
  box-shadow: 0 0 10px rgba(91, 242, 168, .8);
  animation: node-pulse 2.2s ease-in-out infinite;
}

/* --- İleti gönderme panosu (transmission terminal) --- */
.transmit {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}
.transmit::before {
  /* üst kenarda ince sinyal aksanı */
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--grad-signal);
  opacity: .9;
}
.transmit__head {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .8rem 1.2rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-2) 60%, transparent);
}
.transmit__dots { display: inline-flex; gap: 6px; }
.transmit__dots i {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border-strong);
}
.transmit__dots i:first-child { background: var(--signal); box-shadow: var(--glow-soft); }
.transmit__title {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--dim);
}
.transmit__body { padding: clamp(20px, 3.4vw, 36px); }

.form__grid { display: grid; gap: 1.4rem; }
@media (min-width: 560px) { .form__grid { grid-template-columns: 1fr 1fr; } }

.transmit__submit { width: 100%; margin-top: .3rem; }
.transmit__submit-icon { transition: transform var(--t-fast); }
.transmit__submit:hover .transmit__submit-icon { transform: translateX(3px); }

/* "iletiliyor" durumu */
.transmit__submit.is-sending {
  pointer-events: none;
  opacity: .85;
}
.transmit__submit.is-sending .transmit__submit-icon {
  animation: tx-pulse 1s ease-in-out infinite;
}
@keyframes tx-pulse {
  0%, 100% { opacity: .35; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(4px); }
}

.form { display: flex; flex-direction: column; gap: 1.4rem; }
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* yüzen etiketli alan */
.form__row {
  position: relative;
  display: flex;
  flex-direction: column;
}
.form__label {
  position: absolute;
  top: 1.05em;
  left: 1.1em;
  color: var(--dim);
  font-size: 1rem;
  pointer-events: none;
  transform-origin: left top;
  transition: transform var(--t-fast), color var(--t-fast);
  background: linear-gradient(180deg, transparent 45%, var(--surface) 45%);
  padding-inline: .3em;
}
.form__input {
  width: 100%;
  padding: 1.05em 1.2em;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color var(--t-fast), box-shadow var(--t), background var(--t-fast);
}
.form__input::placeholder { color: transparent; }
.form__input:hover { border-color: var(--border-strong); }
.form__input:focus {
  outline: none;
  border-color: var(--signal-text);
  box-shadow: var(--glow-soft);
  background: var(--surface-2);
}
/* etiket yukarı kaçar: odakta veya doluyken */
.form__input:focus + .form__label,
.form__input:not(:placeholder-shown) + .form__label {
  transform: translateY(-1.85em) scale(.82);
  color: var(--signal-text);
}
.form__textarea { resize: vertical; min-height: 150px; }
.form__textarea + .form__label { background: linear-gradient(180deg, var(--surface) 60%, transparent 60%); top: 1.05em; }

.form__input.is-invalid { border-color: var(--danger); }
.form__input.is-invalid:focus { box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 22%, transparent); }
.form__error {
  margin-top: .5rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--danger);
}
.form__error::before { content: "! "; }

/* --- WebMCP: bir AI ajanı formu/aracı kullanırken görsel sinyal -------------
   :tool-form-active (form) ve :tool-submit-active (gönder düğmesi) Chrome'un
   WebMCP destekli sürümlerinde uygulanır; desteklenmeyen tarayıcılarda kural
   basitçe yok sayılır (geçersiz seçici atlanır). Sinyal-camgöbeği kesik çerçeve;
   açık+koyu temada çalışır. Hareket azaltma için ek hareket yok. */
form:tool-form-active {
  outline: 2px dashed var(--signal);
  outline-offset: 4px;
  border-radius: var(--radius-sm, 8px);
}
.transmit__submit:tool-submit-active {
  outline: 2px dashed var(--signal);
  outline-offset: 3px;
}

.alert {
  padding: 1.1em 1.3em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  font-size: .98rem;
}
.alert--success { border-color: color-mix(in srgb, var(--ok) 40%, transparent); background: color-mix(in srgb, var(--ok) 10%, var(--surface)); color: var(--ok); }
.alert--error { border-color: color-mix(in srgb, var(--danger) 40%, transparent); background: color-mix(in srgb, var(--danger) 10%, var(--surface)); color: var(--danger); }

/* ---------------------------------------------------------------------------
   14b. ÇÖZÜM ORTAKLARIM — sinyal hattı boyunca akan logo şeridi (marquee)
   Logolar koyu artwork; açık "chip" içinde gerçek marka renkleriyle okunur.
   --------------------------------------------------------------------------- */
.partners { overflow: clip; }
.partners__head { margin-bottom: clamp(28px, 4vw, 44px); }

.marquee {
  position: relative;
  /* kenarlarda yumuşak silinme (logolar hattın içine akar gibi) */
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
}
/* arka plandaki ince "sinyal hattı" — logolar bu hat boyunca akıyor hissi */
.marquee::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  transform: translateY(-.5px);
  background: linear-gradient(90deg, transparent, rgba(25, 227, 255, .28) 22%, rgba(124, 140, 255, .28) 78%, transparent);
  pointer-events: none;
  z-index: 0;
}

.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee-scroll 48s linear infinite;
  will-change: transform;
}
/* hover veya klavye odağında (focus-within) duraklat */
.marquee:hover .marquee__track,
.marquee:focus-within .marquee__track {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); } /* iki kopyalı iz → kesintisiz */
}

.marquee__list {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.4vw, 28px);
  list-style: none;
  margin: 0;
  padding: 0 clamp(8px, 1.2vw, 14px);
}
.marquee__item { flex: 0 0 auto; position: relative; z-index: 1; }

/* AÇIK CHIP — koyu logoları görünür kılar; kurumsal his */
.partner-chip {
  display: grid;
  place-items: center;
  width: clamp(150px, 18vw, 196px);
  height: clamp(82px, 10vw, 104px);
  padding: clamp(14px, 2vw, 22px);
  /* Chip her zaman açık zemin (koyu logolar görünür) — her iki temada da. */
  background: #F4F7FB;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
a.partner-chip { cursor: pointer; }
.partner-chip:hover,
a.partner-chip:focus-visible {
  transform: translateY(-4px);
  border-color: var(--signal-text);
  box-shadow: var(--shadow), var(--glow-soft);
}
.partner-chip__logo {
  width: 100%;
  height: 100%;
  max-height: 56px;
  object-fit: contain;
  object-position: center;
}

@media (prefers-reduced-motion: reduce) {
  .social__link:hover { transform: none; }

  /* animasyon yok → statik responsive grid (ikinci/dekoratif iz gizli) */
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .marquee::before { display: none; }
  .marquee__track {
    animation: none;
    width: 100%;
    flex-wrap: wrap;
  }
  .marquee__track > .marquee__list[aria-hidden="true"] { display: none; }
  .marquee__list {
    flex-wrap: wrap;
    justify-content: center;
    gap: clamp(14px, 2vw, 22px);
    width: 100%;
  }
}

/* --- Harita paneli (klasik gömülü Google Haritası; Signal kart stiliyle çerçeve) --- */
.signal-map {
  margin: 0 0 1.6rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.signal-map__canvas {
  position: relative;
  width: 100%;
  height: clamp(320px, 42vw, 380px);
}
.signal-map__frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}
/* Koyu temada haritayı arayüzle uyumlu tut (hafif ton düşürme). */
[data-theme="dark"] .signal-map__frame {
  filter: brightness(.92) contrast(1.02);
}
.signal-map__caption {
  display: flex;
  justify-content: flex-end;
  padding: .85rem 1rem;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-2) 50%, transparent);
}
.signal-map__btn {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-size: .85rem;
}
.signal-map__btn-icon {
  font-size: 1.05em;
  line-height: 1;
  color: var(--signal-text);
}

/* --- Sosyal ikon bağlantıları (yerel satır içi SVG; CDN/ikon-font YOK) --- */
.social {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}
.social__item { margin: 0; }
.social__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: var(--surface);
  color: var(--muted);
  transition: color var(--t-fast), border-color var(--t-fast),
              box-shadow var(--t), transform var(--t-fast), background var(--t-fast);
}
.social__link:hover {
  color: var(--signal-text);
  border-color: var(--signal-text);
  box-shadow: var(--glow-soft);
  transform: translateY(-2px);
}
.social__link:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
  color: var(--signal-text);
}
.social__svg { display: block; }
/* görsel etiketi gizle ama ekran okuyucuya bırak (aria-label zaten var) */
.social__label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.channels__social { margin: 0 0 1.6rem; }
.channels__social .channel__label { margin-bottom: .7rem; }

/* ---------------------------------------------------------------------------
   15. ALT BİLGİ (footer)
   --------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  margin-top: clamp(60px, 9vw, 120px);
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--surface-2) 55%, transparent));
}
.site-footer__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  padding-block: clamp(44px, 6vw, 72px);
  grid-template-columns: 1fr;
}
@media (min-width: 560px) { .site-footer__inner { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 860px) { .site-footer__inner { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1120px) { .site-footer__inner { grid-template-columns: 1.5fr 1fr 1fr 1fr 1.1fr; } }

.site-footer__col--brand { max-width: 34ch; }
.site-footer__logo { display: inline-flex; margin-bottom: 1rem; }
.site-footer__logo img { height: 36px; width: auto; opacity: .94; }

.site-footer__tagline {
  font-family: var(--font-mono);
  font-size: .85rem;
  letter-spacing: .03em;
  color: var(--muted);
  margin: 0 0 1.2rem;
  line-height: 1.6;
}
.site-footer__tagline::before { content: "// "; color: var(--signal-text); }

.site-footer__heading {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin: 0 0 1rem;
}

.site-footer__list { list-style: none; margin: 0; padding: 0; }
.site-footer__list li { margin: 0 0 .6rem; }
.site-footer__list a {
  color: var(--muted);
  transition: color var(--t-fast);
}
.site-footer__list a:hover { color: var(--signal-text); }
.site-footer__address { color: var(--muted); line-height: 1.55; }

/* Footer WhatsApp satırı — kardeş iletişim satırlarıyla (tel/e-posta/adres)
   AYNI stil: muted metin, satır-içi ikon aynı renkte, dikey ortalı. Loud yeşil
   blob KALDIRILDI; yalnız hover'da WhatsApp yeşili ipucu (marka tanınırlığı). */
.site-footer__wa {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  color: var(--muted);
  transition: color var(--t-fast);
}
.site-footer__wa-icon {
  flex: 0 0 auto;
  color: var(--wa-text);          /* küçük, zarif marka renkli ikon (AA) */
  transition: color var(--t-fast);
}
.site-footer__wa:hover { color: var(--wa-text); }
.site-footer__wa:hover .site-footer__wa-icon { color: var(--wa-text); }

.site-footer__col--brand .social { margin-top: .2rem; }
.site-footer__col--brand .social__link { width: 40px; height: 40px; }

.site-footer__bottom {
  border-top: 1px solid var(--border);
  padding-block: 1.5rem;
}
.site-footer__bottom .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem 1.2rem;
}
.site-footer__bottom p { margin: 0; color: var(--dim); font-size: .85rem; }
.site-footer__agency a { color: var(--muted); }
.site-footer__agency a:hover { color: var(--signal-text); }
.site-footer__top { margin-left: auto; }
.site-footer__top a { color: var(--muted); font-family: var(--font-mono); font-size: .82rem; }
.site-footer__top a:hover { color: var(--signal-text); }

/* ---------------------------------------------------------------------------
   16. HATA SAYFALARI
   --------------------------------------------------------------------------- */
.error-page {
  min-height: 72vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: clamp(60px, 12vw, 140px);
}
.error-page__code {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(4rem, 18vw, 9rem);
  line-height: 1;
  margin: 0;
  background: var(--grad-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -.04em;
}
.error-page__title { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: .4rem 0 .6rem; }
.error-page__text { color: var(--muted); max-width: 46ch; margin: 0 auto 2rem; }

.empty-state {
  text-align: center;
  color: var(--muted);
  font-family: var(--font-mono);
  padding: clamp(40px, 8vw, 80px) 0;
}

/* ---------------------------------------------------------------------------
   17. KAYDIRMA İLE ORTAYA ÇIKMA (reveal)
   --------------------------------------------------------------------------- */
/* Aşamalı geliştirme: gizli başlangıç durumu YALNIZCA JS varken uygulanır.
   `<html>` üzerine app.js en erken anda `.js` ekler. JS yoksa/başarısızsa
   `.reveal` içeriği tam görünür kalır (fail-safe). */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s cubic-bezier(.2, .7, .3, 1), transform .7s cubic-bezier(.2, .7, .3, 1);
  will-change: opacity, transform;
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* JS yoksa içerik görünür kalsın (eski .no-js geri dönüşü de korunur) */
.no-js .reveal { opacity: 1; transform: none; }

/* ---------------------------------------------------------------------------
   17b. WHATSAPP — başlık butonu + yüzen FAB (sıfır harici bağımlılık)
   --------------------------------------------------------------------------- */
/* WhatsApp marka yeşili (recognizable). --wa: marka dolgu/FAB; --wa-text: AA metin.
   Açık zeminde parlak yeşil AA'dan kalır → metin için koyu yeşil kullanılır.
   --wa-grad: premium gradyan (düz "blob" yerine), Signal paletiyle uyumlu derinlik. */
:root {
  --wa: #25D366;
  --wa-2: #128C7E;          /* WhatsApp koyu teal — gradyan ucu */
  --wa-ink: #04340f;
  --wa-text: #128C3F;
  --wa-grad: linear-gradient(145deg, #2EE36C 0%, #1FB85B 52%, #0F9D58 100%);
  --wa-ring: rgba(37, 211, 102, .45);
}
[data-theme="dark"] {
  --wa-text: #25D366;
  --wa-grad: linear-gradient(145deg, #29D466 0%, #16A34A 55%, #0E8C4A 100%);
  --wa-ring: rgba(37, 211, 102, .5);
}

/* Başlık navigasyon butonu */
.site-nav__wa {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  padding: .5em .95em;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--wa) 55%, var(--border-strong));
  color: var(--wa-text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  background: color-mix(in srgb, var(--wa) 12%, transparent);
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast), box-shadow var(--t);
}
.site-nav__wa:hover {
  color: var(--wa-ink);
  background: var(--wa);
  border-color: var(--wa);
  box-shadow: 0 0 18px rgba(37, 211, 102, .35);
}
.site-nav__wa-icon { flex: 0 0 auto; }
.site-nav__item--wa { margin-left: .35rem; }

/* Yüzen FAB (site geneli) — premium, tema-duyarlı, etiket genişleyen pill.
   Yapı: <a.wa-fab> { .wa-fab__pulse, .wa-fab__btn(yuvarlak buton) , .wa-fab__label } */
.wa-fab {
  position: fixed;
  right: max(clamp(16px, 4vw, 28px), env(safe-area-inset-right));
  bottom: max(clamp(16px, 4vw, 28px), env(safe-area-inset-bottom));
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  height: 60px;
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
/* Yuvarlak ana buton (gradyan + cam kenar + tema-duyarlı yükseklik) */
.wa-fab__btn {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--wa-grad);
  box-shadow:
    0 12px 28px -10px rgba(15, 23, 42, .55),
    0 4px 10px -4px rgba(15, 120, 60, .45),
    inset 0 1px 0 rgba(255, 255, 255, .35),
    inset 0 -2px 6px rgba(0, 0, 0, .18);
  transition: transform var(--t-fast), box-shadow var(--t);
}
[data-theme="dark"] .wa-fab__btn {
  box-shadow:
    0 12px 30px -12px rgba(0, 0, 0, .8),
    0 0 0 1px rgba(255, 255, 255, .06),
    0 0 22px -4px var(--wa-ring),
    inset 0 1px 0 rgba(255, 255, 255, .28);
}
.wa-fab__icon { display: block; filter: drop-shadow(0 1px 1px rgba(0, 0, 0, .25)); }

/* Etiket — varsayılan gizli (genişlik 0), hover/focus'ta zarif açılır pill */
.wa-fab__label {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  height: 44px;
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  white-space: nowrap;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .95rem;
  line-height: 1;
  color: #fff;
  background: var(--wa-grad);
  border-radius: 999px 0 0 999px;
  box-shadow: 0 12px 28px -12px rgba(15, 23, 42, .5);
  /* etiket SOLA açılır (sayfa içine, ekran kenarına değil). Sağ kenarı butonun
     altına girer: sağdan negatif kaydır + sağ padding buton yarıçapı kadar. */
  margin-right: -34px;
  padding: 0 42px 0 18px;
  transition: max-width var(--t), opacity var(--t-fast), padding var(--t);
}
.wa-fab:hover .wa-fab__label,
.wa-fab:focus-visible .wa-fab__label {
  max-width: 220px;
  opacity: 1;
}
.wa-fab:hover .wa-fab__btn {
  transform: translateY(-2px) scale(1.04);
  box-shadow:
    0 18px 38px -12px rgba(15, 23, 42, .6),
    0 6px 14px -6px rgba(15, 120, 60, .5),
    0 0 22px -2px var(--wa-ring),
    inset 0 1px 0 rgba(255, 255, 255, .4);
}
.wa-fab:active .wa-fab__btn { transform: translateY(0) scale(.97); }

/* Klavye odak halkası — butonun dairesi üzerinde net görünür */
.wa-fab:focus-visible { outline: none; }
.wa-fab:focus-visible .wa-fab__btn {
  box-shadow:
    0 0 0 3px var(--surface),
    0 0 0 6px var(--signal-text),
    0 14px 30px -12px rgba(15, 23, 42, .55);
}

/* Zarif nabız halkası — buton dairesinin arkasında, yumuşak */
.wa-fab__pulse {
  position: absolute;
  right: 0;
  top: 0;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--wa);
  z-index: 0;
  opacity: .5;
  animation: wa-pulse 2.8s cubic-bezier(.4, 0, .2, 1) infinite;
}
@keyframes wa-pulse {
  0%   { transform: scale(1);   opacity: .5; }
  70%  { transform: scale(1.7); opacity: 0; }
  100% { transform: scale(1.7); opacity: 0; }
}

/* ---------------------------------------------------------------------------
   17c. HİZMETLER / UZMANLIK KARTLARI
   --------------------------------------------------------------------------- */
.svc-grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  grid-template-columns: 1fr;
  margin-top: clamp(28px, 4vw, 44px);
}
@media (min-width: 560px) { .svc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .svc-grid { grid-template-columns: repeat(3, 1fr); } }

.svc-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 2.6vw, 28px);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.svc-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card), var(--glow-soft);
}
.svc-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 1.1rem;
  border-radius: 14px;
  color: var(--signal-text);
  background: color-mix(in srgb, var(--signal) 10%, var(--surface-2));
  border: 1px solid color-mix(in srgb, var(--signal) 28%, transparent);
}
.svc-icon__svg { width: 26px; height: 26px; }
.svc-card__title { font-size: 1.22rem; margin: 0 0 .5rem; letter-spacing: -.01em; }
.svc-card__desc { color: var(--muted); font-size: .98rem; margin: 0; line-height: 1.6; }

/* ---------------------------------------------------------------------------
   17d. KARİYER ÖZETİ
   --------------------------------------------------------------------------- */
.career__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 24px);
  margin: clamp(26px, 4vw, 40px) 0 clamp(34px, 5vw, 52px);
}
.career__stat {
  text-align: center;
  padding: clamp(18px, 2.4vw, 28px) 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
}
.career__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 5vw, 2.9rem);
  line-height: 1;
  letter-spacing: -.03em;
  font-variant-numeric: tabular-nums;
}
.career__unit { color: var(--signal-text); }
.career__label {
  display: block;
  margin-top: .6em;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}

.career__timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  border-left: 2px solid var(--border-strong);
  margin-left: 6px;
}
.career__item {
  position: relative;
  padding: 0 0 1.6rem 1.8rem;
}
.career__item:last-child { padding-bottom: 0; }
.career__dot {
  position: absolute;
  left: -7px;
  top: .35rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--grad-signal);
  box-shadow: var(--glow-soft);
}
.career__period {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--signal-text);
  margin: 0 0 .25rem;
  letter-spacing: .02em;
}
.career__role { font-size: 1.12rem; margin: 0 0 .15rem; }
.career__org { color: var(--muted); margin: 0; font-size: .96rem; }

/* ---------------------------------------------------------------------------
   17e. CTA BANDI
   --------------------------------------------------------------------------- */
.cta-band__inner {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
  padding: clamp(34px, 5vw, 56px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(25, 227, 255, .12), transparent 55%),
    radial-gradient(120% 140% at 100% 100%, rgba(124, 140, 255, .12), transparent 55%),
    color-mix(in srgb, var(--surface) 85%, transparent);
  position: relative;
  overflow: hidden;
}
@media (min-width: 820px) {
  .cta-band__inner { grid-template-columns: 1.6fr 1fr; }
  .cta-band__actions { justify-self: end; }
}
.cta-band__title {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  margin: 0 0 .5em;
  letter-spacing: -.02em;
}
.cta-band__lead { color: var(--muted); margin: 0; max-width: 48ch; font-size: 1.04rem; }
.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
}
.cta-band__wa svg { color: var(--wa); }

/* ---------------------------------------------------------------------------
   18. MOBİL
   --------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .nav-toggle { display: flex; }

  .site-nav {
    display: block; /* çekmecede iki liste (menü + WhatsApp) alt alta dizilir */
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--t), transform var(--t), visibility var(--t);
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .site-nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: .25rem;
    padding: 1rem clamp(18px, 5vw, 40px) 1.4rem;
  }
  .site-nav__link {
    display: block;
    padding: .85em 1em;
    font-size: 1.05rem;
    border-radius: 10px;
  }
  .site-nav__link.is-active::after { left: 1em; right: auto; width: 22px; }

  .site-nav__item--wa { margin: .5rem 0 0; }
  .site-nav__wa { width: 100%; justify-content: center; padding: .85em 1em; font-size: 1.02rem; }
}

@media (max-width: 520px) {
  .career__stats { grid-template-columns: 1fr; }
  .wa-fab { height: 52px; }
  .wa-fab__btn { width: 52px; height: 52px; }
  .wa-fab__pulse { width: 52px; height: 52px; }
  .wa-fab__icon { width: 24px; height: 24px; }
  .wa-fab__label { margin-right: -30px; padding: 0 38px 0 14px; font-size: .9rem; }
}

/* ---------------------------------------------------------------------------
   18b. GEZİNME OVERHAUL — Duyuru çubuğu + Üst çubuk + Açılır menüler
   --------------------------------------------------------------------------- */

/* --- Duyuru çubuğu (en üstte kayan marquee) --- */
.announce {
  position: relative;
  z-index: 101;
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--signal) 16%, var(--surface)),
    color-mix(in srgb, var(--signal-3) 16%, var(--surface)));
  border-bottom: 1px solid color-mix(in srgb, var(--signal) 30%, var(--border));
  color: var(--text);
  font-family: var(--font-display);
  font-size: .86rem;
  font-weight: 500;
  letter-spacing: .01em;
}
.announce__viewport {
  overflow: hidden;
  white-space: nowrap;
}
.announce__track {
  display: inline-flex;
  width: max-content;
  will-change: transform;
  animation: announce-scroll 32s linear infinite;
}
.announce:hover .announce__track,
.announce:focus-within .announce__track { animation-play-state: paused; }

.announce__group {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
.announce__piece,
.announce__link {
  display: inline-flex;
  align-items: center;
  padding: .5em 0;
  color: inherit;
}
.announce__link { text-decoration: none; }
.announce__link:hover .announce__text,
.announce__link:focus-visible .announce__text {
  color: var(--signal-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.announce__sep {
  color: var(--signal-text);
  margin: 0 1.4em;
  font-size: .7em;
  opacity: .8;
}
.announce__static { display: none; }

@keyframes announce-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --- Üst yardımcı çubuk (email + telefon + sosyal) --- */
.topbar {
  position: relative;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 92%, var(--surface));
  border-bottom: 1px solid var(--border);
  font-size: .85rem;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 38px;
  padding-block: .25rem;
}
.topbar__contact {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .35rem 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.topbar__link {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  color: var(--muted);
  transition: color var(--t-fast);
}
.topbar__link:hover,
.topbar__link:focus-visible { color: var(--text); }
.topbar__icon { color: var(--signal-text); flex: 0 0 auto; }
.topbar__social .social--topbar {
  display: flex;
  align-items: center;
  gap: .15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.topbar__social .social--topbar .social__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  color: var(--muted);
  transition: color var(--t-fast), background var(--t-fast);
}
.topbar__social .social--topbar .social__link:hover,
.topbar__social .social--topbar .social__link:focus-visible {
  color: var(--signal-text);
  background: var(--surface);
}
.topbar__social .social--topbar .social__label { /* sr-only */
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  overflow: hidden; white-space: nowrap;
}

/* --- Açılır menü (dropdown) — masaüstü --- */
.site-nav__item--has-sub { position: relative; }
.site-nav__link--parent {
  display: inline-flex;
  align-items: center;
  gap: .3em;
}
.site-nav__caret { transition: transform var(--t-fast); flex: 0 0 auto; }
.site-nav__item--has-sub:hover .site-nav__caret,
.site-nav__item--has-sub.is-open .site-nav__caret { transform: rotate(180deg); }

/* Alt menü düğmesi yalnızca mobilde görünür */
.site-nav__sub-toggle { display: none; }

.site-nav__submenu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  padding: .4rem;
  margin: 0;
  list-style: none;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--t), transform var(--t), visibility var(--t);
  z-index: 120;
}
/* Boşluk köprüsü: caret ile menü arası fareyle geçişte kapanmasın */
.site-nav__submenu::before {
  content: "";
  position: absolute;
  top: -10px; left: 0; right: 0; height: 10px;
}
.site-nav__item--has-sub:hover > .site-nav__submenu,
.site-nav__item--has-sub:focus-within > .site-nav__submenu,
.site-nav__item--has-sub.is-open > .site-nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.site-nav__sublink {
  display: block;
  padding: .6em .8em;
  border-radius: 8px;
  color: var(--muted);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: .95rem;
  transition: color var(--t-fast), background var(--t-fast);
}
.site-nav__sublink:hover,
.site-nav__sublink:focus-visible { color: var(--text); background: var(--surface); }
.site-nav__sublink.is-active { color: var(--signal-text); }

.site-nav__list--wa { display: inline-flex; }

/* --- Açılır menü — mobil çekmece (genişletilebilir gruplar) --- */
@media (max-width: 1180px) {
  .topbar__label { /* uzun e-posta dar ekranda taşmasın */ overflow-wrap: anywhere; }

  .site-nav__list--wa { display: flex; }

  .site-nav__item--has-sub {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
  }
  .site-nav__link--parent { flex: 1 1 auto; }
  .site-nav__caret { display: none; }

  .site-nav__sub-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-strong);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text);
    flex: 0 0 auto;
  }
  .site-nav__sub-toggle svg { transition: transform var(--t-fast); }
  .site-nav__sub-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

  .site-nav__submenu {
    position: static;
    flex: 1 1 100%;
    min-width: 0;
    margin-top: .25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: none;
    /* Mobilde varsayılan KAPALI; aria-expanded ile açılır */
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .site-nav__item--has-sub.is-open > .site-nav__submenu { display: block; }
  .site-nav__sublink { padding: .75em 1em; font-size: 1.02rem; }
}

/* --- Dar ekran: duyuru ve üst çubuğu sadeleştir --- */
@media (max-width: 600px) {
  .topbar__social { display: none; }
  .topbar__inner { justify-content: center; }
  .topbar__contact { justify-content: center; gap: .25rem 1rem; }
}

/* --- Dokunmatik hedef boyutu (erişilebilirlik: ~>=40px) --- */
@media (max-width: 1180px) and (pointer: coarse), (max-width: 600px) {
  /* Üst çubuk e-posta/telefon bağlantıları ve duyuru bağlantısı: dokunmatikte
     en az 40px yükseklikte tıklama alanı (görsel boyutu küçük kalsa da). */
  .topbar__link { min-height: 40px; }
  .announce__link,
  .announce__piece { min-height: 40px; }
  /* İletişim sayfası: bağlantılı değer (mailto/tel) ve kopyala düğmesi. */
  a.channel__value { display: inline-flex; align-items: center; min-height: 40px; }
  .channel__copy { min-height: 40px; }
}

/* ---------------------------------------------------------------------------
   19. HAREKET AZALTMA (erişim)
   --------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  /* Duyuru çubuğu: kaymayı tamamen durdur, sabit/ortalı metin göster. */
  .announce__viewport { display: none; }
  .announce__static {
    display: flex;
    justify-content: center;
    text-align: center;
    padding-inline: 1rem;
    white-space: normal;
  }
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
  .wa-fab__pulse { animation: none !important; opacity: 0 !important; }
  .timeline__node::after { animation: none; }
  .post-card:hover,
  .timeline__card:hover,
  .btn:hover,
  .post-nav__link:hover { transform: none; }
  .theme-toggle:active .theme-toggle__icon { transform: none; }
}

/* ===========================================================================
   20. DİL DEĞİŞTİRİCİ (i18n) — erişilebilir açılır menü (details/summary)
   Başlıkta tema düğmesinin solunda; mobil çekmecede tam genişlikte.
   Hem açık hem koyu temada uyumlu; focus-visible görünür; RTL uyumlu (logical).
   =========================================================================== */
.lang-switch {
  position: relative;
  flex: 0 0 auto;
}
/* Varsayılan details marker'ını gizle (özel karet kullanıyoruz). */
.lang-switch > summary { list-style: none; }
.lang-switch > summary::-webkit-details-marker { display: none; }
.lang-switch > summary::marker { content: ""; }

.lang-switch__toggle {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  height: 42px;
  padding-inline: .7rem;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: var(--surface);
  color: var(--muted);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  user-select: none;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast), box-shadow var(--t);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.lang-switch__toggle:hover {
  color: var(--signal-text);
  border-color: var(--signal-text);
  box-shadow: var(--glow-soft);
}
.lang-switch__globe { flex: 0 0 auto; }
.lang-switch__current { line-height: 1; }
.lang-switch__caret { transition: transform var(--t-fast); }
.lang-switch[open] > .lang-switch__toggle .lang-switch__caret { transform: rotate(180deg); }

.lang-switch__menu {
  position: absolute;
  inset-block-start: calc(100% + 8px);
  inset-inline-end: 0;
  z-index: 120;
  min-width: 190px;
  margin: 0;
  padding: .35rem;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  box-shadow: 0 20px 44px -18px rgba(15, 23, 42, .45), 0 6px 16px -10px rgba(15, 23, 42, .3);
}
.lang-switch__item { margin: 0; }
.lang-switch__link {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .55rem .7rem;
  border-radius: 9px;
  color: var(--muted);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: .95rem;
  transition: color var(--t-fast), background var(--t-fast);
}
.lang-switch__link:hover { color: var(--text); background: color-mix(in srgb, var(--signal) 8%, var(--surface)); }
.lang-switch__link.is-current {
  color: var(--text);
  background: color-mix(in srgb, var(--signal) 14%, var(--surface));
  font-weight: 600;
}
.lang-switch__code {
  flex: 0 0 auto;
  min-width: 26px;
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--signal-text);
}
.lang-switch__name { flex: 1 1 auto; }

/* Masaüstü: başlıktaki switcher görünür, çekmecedeki gizli. */
.site-nav__lang { display: none; }
@media (min-width: 1181px) {
  .site-header__tools .lang-switch { display: inline-flex; }
}
/* Mobil (≤860px): başlık aracındaki switcher gizlenir, çekmecedeki gösterilir. */
@media (max-width: 1180px) {
  .site-header__tools .lang-switch { display: none; }
  .site-nav__lang {
    display: block;
    padding: .5rem clamp(18px, 5vw, 40px) 0;
  }
  .site-nav__lang .lang-switch { display: block; }
  .site-nav__lang .lang-switch__toggle { width: 100%; justify-content: center; height: 46px; }
  .site-nav__lang .lang-switch__menu {
    position: static;
    inset: auto;
    min-width: 0;
    margin-top: .4rem;
    box-shadow: none;
  }
}

/* ===========================================================================
   21. RTL (Arapça) — [dir="rtl"] kapsamlı düzeltmeleri
   Çoğu düzen zaten mantıksal özellikler (padding-inline, gap, flex) kullanır ve
   RTL'de kendiliğinden döner. Aşağıdaki blok, yön-bağımlı kalan bileşenleri
   (fiziksel left/right, transform tabanlı marquee, FAB tarafı, karakter yönü)
   RTL için görsel olarak doğru şekilde aynalar.
   =========================================================================== */

/* Genel: listelerin fiziksel sol padding'i yerine mantıksal. */
[dir="rtl"] ul,
[dir="rtl"] ol { padding-left: 0; padding-inline-start: 1.2em; }

/* Aktif nav alt çizgisi (fiziksel left/right → mantıksal). */
[dir="rtl"] .site-nav__link.is-active::after {
  left: auto;
  right: auto;
  inset-inline: .9em;
}
@media (max-width: 1180px) {
  [dir="rtl"] .site-nav__link.is-active::after { inset-inline-start: 1em; inset-inline-end: auto; }
}

/* Duyuru marquee: RTL'de ters yöne aksın (soldan sağa). */
[dir="rtl"] .announce__track { animation-name: announce-scroll-rtl; }
@keyframes announce-scroll-rtl {
  from { transform: translateX(0); }
  to   { transform: translateX(50%); }
}

/* WhatsApp FAB: RTL'de SOL alt köşeye taşı; etiket sağa açılsın. */
[dir="rtl"] .wa-fab {
  right: auto;
  left: max(clamp(16px, 4vw, 28px), env(safe-area-inset-left));
  justify-content: flex-start;
  flex-direction: row-reverse;
}
[dir="rtl"] .wa-fab__label {
  margin-right: 0;
  margin-left: -34px;
  padding: 0 18px 0 42px;
  border-radius: 0 999px 999px 0;
}

/* Hero/timeline/quote gibi fiziksel sol kenarlı süslemeleri aynala. */
[dir="rtl"] blockquote,
[dir="rtl"] .prose blockquote {
  border-left: 0;
  border-right: 3px solid var(--signal);
  padding: .4em 1.4em .4em 0;
}
[dir="rtl"] .timeline { padding-left: 0; padding-right: 0; }
[dir="rtl"] .timeline::before { left: auto; right: 9px; }
[dir="rtl"] .timeline__node { left: auto; right: 0; }
@media (min-width: 760px) {
  [dir="rtl"] .timeline::before { left: auto; right: 11px; }
}

/* Skip-link (mutlak konumlu) mantıksal başlangıca. */
[dir="rtl"] .skip-link { left: auto; right: 12px; }

/* Dil menüsü: RTL'de başlangıç kenarına hizala (mantıksal zaten çözer, güvence). */
[dir="rtl"] .lang-switch__menu { inset-inline-end: 0; }

/* Yön okları (→ / ←) RTL'de görsel olarak ters çevrilir; metindeki asıl anlam
   çeviride zaten doğru yöne göre ayarlandı (ar kataloğunda oklar çevrildi). */


/* ===========================================================================
   Taslak önizleme bandı (yalnızca imzalı/oturumlu taslak önizlemesinde)
   =========================================================================== */
.draft-preview-banner {
  display: flex; align-items: center; gap: .6rem;
  padding: .55rem 1rem;
  background: color-mix(in srgb, var(--warn, #d97706) 16%, var(--surface, #fff));
  color: var(--warn, #b45309);
  border-bottom: 1px solid color-mix(in srgb, var(--warn, #d97706) 40%, transparent);
  font-size: .9rem; text-align: center; justify-content: center;
}
.draft-preview-banner strong { color: inherit; }
.draft-preview-banner__dot {
  width: .6rem; height: .6rem; border-radius: 50%;
  background: currentColor; flex: 0 0 auto;
  animation: draft-pulse 1.6s ease-in-out infinite;
}
@keyframes draft-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
@media (prefers-reduced-motion: reduce) { .draft-preview-banner__dot { animation: none; } }

/* ---------------------------------------------------------------------------
   22. REPOSITIONING BİLEŞENLERİ (Danışmanlık / Çözümler / Bilgi Merkezi)
   Mevcut tasarım token'larıyla uyumlu; light/dark otomatik.
   --------------------------------------------------------------------------- */

/* Hero altındaki çözüm alanları satırı */
.hero__solutions {
  font-family: var(--font-mono);
  font-size: .86rem;
  letter-spacing: .02em;
  color: var(--signal-text);
  margin: -1rem 0 2rem;
}

/* İkincil başlık (bölüm içi) */
.mini-heading {
  font-size: 1.05rem;
  font-family: var(--font-mono);
  color: var(--muted);
  letter-spacing: .01em;
  margin: clamp(24px, 3vw, 34px) 0 .8rem;
}

/* Onay işaretli fayda listesi */
.check-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: .6rem;
}
.check-list li {
  position: relative;
  padding-left: 1.9rem;
  color: var(--text);
  line-height: 1.5;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .1em;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--signal) 16%, var(--surface-2));
  border: 1px solid color-mix(in srgb, var(--signal) 34%, transparent);
}
.check-list li::after {
  content: "";
  position: absolute;
  left: .38rem;
  top: .34em;
  width: .34rem;
  height: .6rem;
  border: solid var(--signal-text);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Numaralı adım kartları (7 adımlı model / uygulama süreci) */
.steps {
  list-style: none;
  padding: 0;
  margin: clamp(28px, 4vw, 44px) 0 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  grid-template-columns: 1fr;
  counter-reset: step;
}
@media (min-width: 560px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .steps { grid-template-columns: repeat(3, 1fr); } }

.step-card {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card), var(--glow-soft);
}
.step-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 46px;
  padding: 0 .5rem;
  margin-bottom: 1rem;
  border-radius: 12px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--signal-text);
  background: color-mix(in srgb, var(--signal) 10%, var(--surface-2));
  border: 1px solid color-mix(in srgb, var(--signal) 28%, transparent);
}
.step-card__title { font-size: 1.18rem; margin: 0 0 .5rem; letter-spacing: -.01em; }
.step-card__text { color: var(--muted); font-size: .98rem; margin: 0; line-height: 1.6; }

/* Bilgi Merkezi kategori kartları (svc-card üzerine bağlantı) */
.info-card {
  position: relative;
  text-decoration: none;
  color: inherit;
}
.info-card__idx {
  display: inline-block;
  margin-bottom: .9rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .08em;
  color: var(--signal-text);
}
.info-card .svc-card__title { transition: color var(--t-fast); }
.info-card:hover .svc-card__title { color: var(--signal-text); }

/* ===========================================================================
   HOME v2 — Modern SaaS / Tech (ana sayfa ozel · .hx-* namespace)
   Tasarim token'larini (yuzey/metin/kenarlik/font) kullanir + yerel gradyanlar.
   Scroll animasyonlari: .reveal (app.js) + .hx-stagger gecikmeleri.
   =========================================================================== */
:root {
  --hx-grad: linear-gradient(120deg, #6366F1, #8B5CF6);
  --hx-grad-primary: linear-gradient(120deg, #4F46E5, #7C3AED);
  --hx-ind: #6366F1;
  --hx-vio: #8B5CF6;
}

/* ---- Ortak ---- */
.hx-section { padding: clamp(56px, 8vw, 104px) 0; }
.hx-section--alt { background: var(--surface-2); }
.hx-center { margin-top: clamp(28px, 4vw, 44px); text-align: center; }

.hx-head { max-width: 720px; margin: 0 auto clamp(32px, 5vw, 56px); text-align: center; }
.hx-kicker {
  display: inline-block; font-family: var(--font-mono); font-size: .78rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--signal-text);
  margin-bottom: .9rem;
}
.hx-kicker--on-dark { color: rgba(255,255,255,.85); }
.hx-h2 { font-size: clamp(1.8rem, 3.8vw, 2.9rem); line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .5em; text-wrap: balance; }
.hx-sub { color: var(--muted); font-size: clamp(1rem, 1.6vw, 1.15rem); line-height: 1.6; margin: 0; }

.hx-grad {
  background: var(--hx-grad); -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ---- Butonlar ---- */
.hx-btn {
  display: inline-flex; align-items: center; gap: .5em; min-height: 48px;
  padding: .8em 1.6em; border-radius: 999px; font-family: var(--font-display);
  font-weight: 600; font-size: .98rem; border: 1px solid transparent;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
  cursor: pointer;
}
.hx-btn--primary { background: var(--hx-grad-primary); color: #fff; box-shadow: 0 10px 24px -10px rgba(99,102,241,.6); }
.hx-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -12px rgba(99,102,241,.7); }
.hx-btn--ghost { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.hx-btn--ghost:hover { transform: translateY(-2px); border-color: var(--signal-text); color: var(--signal-text); }
.hx-btn--light { background: #fff; color: #1a1240; }
.hx-btn--light:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(0,0,0,.4); }
.hx-btn--ghost-light { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.4); }
.hx-btn--ghost-light:hover { background: rgba(255,255,255,.16); }

/* ---- HERO ---- */
.hx-hero { position: relative; overflow: hidden; padding: clamp(56px, 9vw, 128px) 0 clamp(48px, 7vw, 96px); }
.hx-hero__bg {
  position: absolute; inset: -20% -10% auto -10%; height: 130%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(45% 45% at 15% 10%, rgba(99,102,241,.20), transparent 70%),
    radial-gradient(40% 40% at 85% 5%, rgba(139,92,246,.18), transparent 70%),
    radial-gradient(50% 40% at 70% 60%, rgba(37,99,235,.14), transparent 70%);
  filter: blur(6px);
}
[data-theme="dark"] .hx-hero__bg {
  background:
    radial-gradient(45% 45% at 15% 10%, rgba(99,102,241,.28), transparent 70%),
    radial-gradient(40% 40% at 85% 5%, rgba(139,92,246,.24), transparent 70%),
    radial-gradient(50% 40% at 70% 60%, rgba(37,99,235,.20), transparent 70%);
}
.hx-hero__inner {
  position: relative; z-index: 1; display: grid; grid-template-columns: 1fr; gap: clamp(36px, 5vw, 60px);
  align-items: center;
}
@media (min-width: 900px) { .hx-hero__inner { grid-template-columns: 1.05fr .95fr; } }

.hx-eyebrow {
  display: inline-flex; align-items: center; gap: .55em; padding: .5em 1em; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border-strong); box-shadow: var(--shadow-card);
  font-family: var(--font-mono); font-size: .8rem; color: var(--muted); margin-bottom: 1.4rem;
}
.hx-eyebrow__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--hx-ind); box-shadow: 0 0 0 4px rgba(99,102,241,.18); }
.hx-hero__title { font-size: clamp(2.3rem, 5.4vw, 4rem); line-height: 1.05; letter-spacing: -.03em; margin: 0 0 .5em; text-wrap: balance; }
.hx-hero__lead { color: var(--muted); font-size: clamp(1.05rem, 1.8vw, 1.28rem); line-height: 1.6; max-width: 40ch; margin: 0 0 2rem; }
.hx-hero__lead strong { color: var(--text); font-weight: 600; }
.hx-hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; }
.hx-hero__tags { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; margin: 2rem 0 0; padding: 0; }
.hx-hero__tags li {
  font-family: var(--font-mono); font-size: .78rem; color: var(--muted);
  padding: .4em .8em; border: 1px solid var(--border); border-radius: 8px; background: var(--surface);
}

/* Hero yuzen cam kart kumesi */
.hx-hero__visual { position: relative; }
.hx-stack { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 10px; }
.hx-stack__glow {
  position: absolute; inset: 6% 10%; z-index: -1; border-radius: 40px;
  background: var(--hx-grad); opacity: .28; filter: blur(46px);
}
.hx-stack__card {
  display: flex; flex-direction: column; gap: .9rem; padding: 1.2rem;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border: 1px solid var(--border-strong); border-radius: 18px; box-shadow: var(--shadow-card);
  animation: hx-float 6s ease-in-out infinite;
}
.hx-stack__card--1 { animation-delay: 0s; transform: translateY(-10px); }
.hx-stack__card--2 { animation-delay: .8s; transform: translateY(14px); }
.hx-stack__card--3 { animation-delay: 1.6s; transform: translateY(6px); }
.hx-stack__card--4 { animation-delay: 2.4s; transform: translateY(-6px); }
.hx-stack__icon {
  display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px;
  border-radius: 12px; color: #fff; background: var(--hx-grad-primary);
}
.hx-stack__icon .svc-icon__svg { width: 22px; height: 22px; }
.hx-stack__label { font-family: var(--font-display); font-weight: 600; font-size: .98rem; line-height: 1.25; }
@keyframes hx-float { 0%,100% { translate: 0 0; } 50% { translate: 0 -12px; } }
@media (prefers-reduced-motion: reduce) { .hx-stack__card { animation: none; } }

/* ---- Teknoloji logo seridi ---- */
.hx-logos { padding: clamp(28px, 4vw, 44px) 0; border-block: 1px solid var(--border); }
.hx-logos__label { text-align: center; font-family: var(--font-mono); font-size: .8rem; letter-spacing: .06em; color: var(--dim); margin: 0 0 1.4rem; }
.hx-logos__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(20px, 4vw, 52px); }
.hx-logos__img { height: 30px; width: auto; object-fit: contain; filter: grayscale(1); opacity: .55; transition: filter var(--t), opacity var(--t); }
.hx-logos__img:hover { filter: grayscale(0); opacity: 1; }

/* ---- Istatistik bandi ---- */
.hx-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(14px, 2vw, 24px); }
@media (min-width: 720px) { .hx-stats { grid-template-columns: repeat(4, 1fr); } }
.hx-stat {
  text-align: center; padding: clamp(22px, 3vw, 34px) 1rem; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--surface);
}
.hx-stat__num { display: block; font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; letter-spacing: -.02em; background: var(--hx-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hx-stat__label { display: block; margin-top: .5rem; color: var(--muted); font-size: .92rem; }

/* ---- Cozumler bento ---- */
.hx-bento { display: grid; grid-template-columns: 1fr; gap: clamp(14px, 1.8vw, 20px); }
@media (min-width: 640px) { .hx-bento { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .hx-bento { grid-template-columns: repeat(3, 1fr); } }
.hx-card {
  position: relative; padding: clamp(20px, 2.4vw, 28px); background: var(--surface);
  border: 1px solid var(--border); border-radius: 18px; overflow: hidden;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.hx-card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--hx-grad); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity var(--t);
}
.hx-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.hx-card:hover::before { opacity: 1; }
@media (min-width: 980px) { .hx-card--wide { grid-column: span 2; } }
.hx-card__icon {
  display: inline-flex; align-items: center; justify-content: center; width: 50px; height: 50px;
  border-radius: 14px; margin-bottom: 1.1rem; color: var(--hx-vio);
  background: color-mix(in srgb, var(--hx-ind) 12%, var(--surface-2)); border: 1px solid color-mix(in srgb, var(--hx-ind) 26%, transparent);
}
.hx-card__icon .svc-icon__svg { width: 26px; height: 26px; }
.hx-card__title { font-size: 1.2rem; margin: 0 0 .5rem; letter-spacing: -.01em; }
.hx-card__text { color: var(--muted); font-size: .98rem; line-height: 1.6; margin: 0; }

/* ---- Nasil calisiyorum (flow) ---- */
.hx-flow { display: grid; grid-template-columns: 1fr; gap: clamp(16px, 2vw, 24px); }
@media (min-width: 820px) { .hx-flow { grid-template-columns: repeat(3, 1fr); } }
.hx-flow__step { padding: clamp(24px, 3vw, 34px); background: var(--surface); border: 1px solid var(--border); border-radius: 18px; }
.hx-flow__num { display: inline-block; font-family: var(--font-display); font-weight: 700; font-size: 2rem; background: var(--hx-grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: .6rem; }
.hx-flow__title { font-size: 1.3rem; margin: 0 0 .5rem; }
.hx-flow__text { color: var(--muted); line-height: 1.6; margin: 0; }

/* ---- Sektorler ---- */
.hx-sectors { display: grid; grid-template-columns: 1fr; gap: clamp(28px, 4vw, 48px); align-items: center; }
@media (min-width: 900px) { .hx-sectors { grid-template-columns: 1fr 1.3fr; } }
.hx-sectors__copy .hx-h2 { text-align: left; }
.hx-sectors__list { display: flex; flex-wrap: wrap; gap: .7rem; list-style: none; margin: 0; padding: 0; }
.hx-pill {
  padding: .6em 1.1em; border-radius: 999px; border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--muted); font-weight: 500; font-size: .95rem;
  transition: color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}
.hx-pill:hover { color: var(--signal-text); border-color: var(--signal-text); transform: translateY(-2px); }

/* ---- Makaleler ---- */
.hx-posts { display: grid; grid-template-columns: 1fr; gap: clamp(20px, 2.6vw, 28px); }
@media (min-width: 640px) { .hx-posts { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .hx-posts { grid-template-columns: repeat(3, 1fr); } }

/* ---- CTA paneli ---- */
.hx-cta { position: relative; overflow: hidden; border-radius: clamp(20px, 3vw, 32px); padding: clamp(40px, 6vw, 76px) clamp(24px, 5vw, 64px); text-align: center; }
.hx-cta__bg { position: absolute; inset: 0; z-index: 0; background: linear-gradient(120deg, #4F46E5, #7C3AED 55%, #2563EB); }
.hx-cta__bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 80% at 80% 10%, rgba(255,255,255,.18), transparent 60%); }
.hx-cta__content { position: relative; z-index: 1; max-width: 680px; margin: 0 auto; }
.hx-cta__title { color: #fff; font-size: clamp(1.8rem, 3.6vw, 2.7rem); line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .5em; text-wrap: balance; }
.hx-cta__lead { color: rgba(255,255,255,.9); font-size: 1.08rem; line-height: 1.6; margin: 0 0 1.8rem; }
.hx-cta .hx-hero__cta { justify-content: center; }

/* ---- Stagger'li scroll reveal ---- */
.hx-stagger > .reveal:nth-child(1) { transition-delay: 0s; }
.hx-stagger > .reveal:nth-child(2) { transition-delay: .06s; }
.hx-stagger > .reveal:nth-child(3) { transition-delay: .12s; }
.hx-stagger > .reveal:nth-child(4) { transition-delay: .18s; }
.hx-stagger > .reveal:nth-child(5) { transition-delay: .24s; }
.hx-stagger > .reveal:nth-child(6) { transition-delay: .3s; }
.hx-stagger > .reveal:nth-child(7) { transition-delay: .36s; }
.hx-stagger > .reveal:nth-child(8) { transition-delay: .42s; }
.hx-stagger > .reveal:nth-child(9) { transition-delay: .48s; }
.hx-stagger > .reveal:nth-child(n+10) { transition-delay: .54s; }

/* ---- Alt sayfa basligi (hx-pagehead) — SaaS ---- */
.hx-pagehead { position: relative; overflow: hidden; padding: clamp(52px, 7vw, 100px) 0 clamp(28px, 4vw, 52px); }
.hx-pagehead__bg {
  position: absolute; inset: -30% -10% auto -10%; height: 150%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(40% 50% at 20% 0%, rgba(99,102,241,.16), transparent 70%),
    radial-gradient(40% 45% at 85% 5%, rgba(139,92,246,.14), transparent 70%);
  filter: blur(6px);
}
[data-theme="dark"] .hx-pagehead__bg {
  background:
    radial-gradient(40% 50% at 20% 0%, rgba(99,102,241,.24), transparent 70%),
    radial-gradient(40% 45% at 85% 5%, rgba(139,92,246,.20), transparent 70%);
}
.hx-pagehead__inner { position: relative; z-index: 1; max-width: 820px; }
.hx-pagehead__title { font-size: clamp(2rem, 4.8vw, 3.3rem); line-height: 1.06; letter-spacing: -.025em; margin: 0 0 .4em; text-wrap: balance; }
.hx-pagehead__sub { color: var(--muted); font-size: clamp(1.05rem, 1.7vw, 1.28rem); line-height: 1.6; margin: 0; max-width: 62ch; }

/* Bolum ici ara baslik */
.hx-subhead { font-family: var(--font-mono); font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: clamp(26px, 3.5vw, 40px) 0 1rem; }

/* hx-head sol hizali varyant (alt sayfalarda) */
.hx-head--left { max-width: 760px; margin-left: 0; margin-right: 0; text-align: left; }

/* Steps grid (7/6 adim) — hx-flow'u genislet */
.hx-steps { display: grid; grid-template-columns: 1fr; gap: clamp(14px, 2vw, 22px); }
@media (min-width: 620px) { .hx-steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .hx-steps { grid-template-columns: repeat(3, 1fr); } }

/* Baglanti karti (Bilgi Merkezi kategorileri) */
a.hx-card { text-decoration: none; color: inherit; display: block; }
a.hx-card:hover .hx-card__title { color: var(--signal-text); }
.hx-card__idx { display: inline-block; margin-bottom: .9rem; font-family: var(--font-mono); font-size: .82rem; letter-spacing: .08em; color: var(--signal-text); }

/* ===========================================================================
   HEADER MODERNIZASYON (SaaS) — birincil CTA + ince statik duyuru
   =========================================================================== */

/* Header birincil CTA (masaustu, tools icinde) */
.site-header__cta {
  display: none; align-items: center; gap: .5em; min-height: 40px; padding: .55em 1.15em;
  border-radius: 999px; font-family: var(--font-display); font-weight: 600; font-size: .92rem;
  background: var(--hx-grad-primary); color: #fff; border: 1px solid transparent;
  box-shadow: 0 8px 20px -12px rgba(99,102,241,.6); text-decoration: none; white-space: nowrap;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.site-header__cta:hover { transform: translateY(-1px); box-shadow: 0 12px 26px -12px rgba(99,102,241,.72); color: #fff; }
@media (min-width: 1181px) { .site-header__cta { display: inline-flex; } }

/* Mobil cekmecede CTA (desktop'ta gizli) */
.site-nav__cta {
  display: inline-flex; align-items: center; justify-content: center; margin-top: .7rem;
  padding: .75em 1.2em; border-radius: 999px; background: var(--hx-grad-primary); color: #fff;
  font-family: var(--font-display); font-weight: 600; text-decoration: none;
}
.site-nav__cta:hover { color: #fff; }
@media (min-width: 1181px) { .site-nav__cta { display: none; } }

/* Duyuru cubugu: ince, statik, merkezi (marquee kapali) */
.announce {
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--hx-ind) 9%, var(--surface)),
    color-mix(in srgb, var(--hx-vio) 9%, var(--surface)));
  border-bottom: 1px solid var(--border); font-size: .82rem;
}
.announce__viewport { display: none; }
.announce__static { display: block; text-align: center; padding: .45em 1rem; }
.announce__static .announce__link, .announce__static .announce__piece { justify-content: center; }
.announce__static .announce__sep { display: none; }

/* ---- SSS akordeon (native details/summary, JS'siz) ---- */
.hx-faq-wrap { max-width: 820px; margin: 0 auto; }
.hx-faq { display: grid; gap: .8rem; }
.hx-faq__item {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  overflow: hidden; transition: border-color var(--t), box-shadow var(--t);
}
.hx-faq__item[open] { border-color: color-mix(in srgb, var(--hx-ind) 40%, var(--border)); box-shadow: var(--shadow-card); }
.hx-faq__q {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  cursor: pointer; list-style: none; padding: clamp(16px,2.2vw,22px) clamp(18px,2.4vw,26px);
  font-family: var(--font-display); font-weight: 600; font-size: clamp(1.02rem,1.6vw,1.15rem); color: var(--text);
}
.hx-faq__q::-webkit-details-marker { display: none; }
.hx-faq__q:hover { color: var(--signal-text); }
.hx-faq__icon { position: relative; flex: 0 0 auto; width: 22px; height: 22px; }
.hx-faq__icon::before, .hx-faq__icon::after {
  content: ""; position: absolute; background: var(--hx-ind); border-radius: 2px; transition: transform var(--t);
}
.hx-faq__icon::before { top: 10px; left: 3px; width: 16px; height: 2px; }
.hx-faq__icon::after  { top: 3px; left: 10px; width: 2px; height: 16px; }
.hx-faq__item[open] .hx-faq__icon::after { transform: scaleY(0); }
.hx-faq__a { padding: 0 clamp(18px,2.4vw,26px) clamp(18px,2.4vw,24px); color: var(--muted); line-height: 1.7; }
.hx-faq__a p { margin: 0; max-width: 70ch; }
@media (prefers-reduced-motion: reduce) { .hx-faq__icon::before, .hx-faq__icon::after { transition: none; } }

/* ===========================================================================
   HAKKIMDA (R01) — banner, prose, iki-kolon, alinti, timeline
   =========================================================================== */
.hx-hero-banner { padding-top: clamp(18px, 3vw, 32px); }
.hx-hero-banner__img {
  width: 100%; height: auto; display: block; border-radius: clamp(16px, 2vw, 24px);
  box-shadow: var(--shadow-card);
}

.hx-prose { max-width: 840px; margin: 0 auto; }
.hx-prose .hx-h2 { margin-top: .4rem; }
.hx-prose p { color: var(--muted); line-height: 1.85; font-size: 1.06rem; margin: 0 0 1.1em; }

.hx-two-col { display: grid; gap: clamp(28px, 4vw, 56px); grid-template-columns: 1fr; }
@media (min-width: 820px) { .hx-two-col { grid-template-columns: 1fr 1fr; } }

.hx-quote {
  max-width: 900px; margin: 0 auto; text-align: center; border: 0; padding: 0;
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.35rem, 3vw, 2.1rem); line-height: 1.4; letter-spacing: -.01em;
  color: var(--text);
}
.hx-quote cite {
  display: block; margin-top: 1.1rem; font-family: var(--font-body); font-style: normal;
  font-size: 1rem; color: var(--muted);
}

.hx-timeline { list-style: none; margin: clamp(28px, 4vw, 44px) auto 0; padding: 0; position: relative; max-width: 780px; }
.hx-timeline::before {
  content: ""; position: absolute; inset-inline-start: 7px; top: 6px; bottom: 12px; width: 2px;
  background: linear-gradient(var(--hx-ind), color-mix(in srgb, var(--hx-vio) 30%, transparent));
}
.hx-timeline__item { position: relative; padding: 0 0 clamp(20px, 2.6vw, 30px) 34px; }
.hx-timeline__dot {
  position: absolute; inset-inline-start: 0; top: 5px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--hx-grad-primary); border: 3px solid var(--surface); box-shadow: 0 0 0 1px var(--border);
}
.hx-timeline__period { font-family: var(--font-mono); font-size: .8rem; color: var(--signal-text); margin: 0 0 .2rem; }
.hx-timeline__org { font-size: 1.12rem; margin: 0 0 .1rem; letter-spacing: -.01em; }
.hx-timeline__role { color: var(--muted); margin: 0; font-size: .95rem; }

/* ===========================================================================
   R01 EK — kart "Detaylar", geri linki, Markalar izgarasi, kayan logo marquee
   =========================================================================== */
.hx-card__more { display: inline-block; margin-top: 1rem; font-family: var(--font-mono); font-size: .82rem; color: var(--signal-text); }
a.hx-card:hover .hx-card__more { text-decoration: underline; }

.hx-back { display: inline-block; margin-bottom: 1rem; font-family: var(--font-mono); font-size: .85rem; color: var(--signal-text); text-decoration: none; }
.hx-back:hover { text-decoration: underline; }

/* Markalar izgarasi */
.hx-brands { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(12px, 2vw, 20px); }
@media (min-width: 640px) { .hx-brands { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 980px) { .hx-brands { grid-template-columns: repeat(5, 1fr); } }
.hx-brand {
  display: flex; align-items: center; justify-content: center; min-height: 112px;
  padding: clamp(18px, 2.4vw, 28px); background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; text-decoration: none;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.hx-brand:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow-card); }
.hx-brand__logo { max-width: 100%; max-height: 56px; width: auto; height: auto; object-fit: contain; filter: grayscale(1); opacity: .7; transition: filter var(--t), opacity var(--t); }
.hx-brand:hover .hx-brand__logo { filter: grayscale(0); opacity: 1; }
.hx-brand__name { font-family: var(--font-display); font-weight: 600; color: var(--muted); }

/* Kayan logo seridi (marquee) */
.hx-marquee { overflow: hidden; margin-top: 1.2rem;
  -webkit-mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.hx-marquee__track { display: inline-flex; align-items: center; gap: clamp(28px, 5vw, 64px); width: max-content; animation: hx-marquee 42s linear infinite; }
.hx-marquee:hover .hx-marquee__track { animation-play-state: paused; }
@keyframes hx-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .hx-marquee__track { animation: none; flex-wrap: wrap; justify-content: center; } }

/* "Ben robot degilim" kutusu (iletisim formu) */
.form__human { margin: .4rem 0 1.2rem; }
.form__human-label { display: inline-flex; align-items: center; gap: .6em; cursor: pointer; user-select: none; color: var(--text); }
.form__human-label input { position: absolute; opacity: 0; width: 0; height: 0; }
.form__human-box {
  width: 22px; height: 22px; border: 2px solid var(--border-strong); border-radius: 6px;
  background: var(--surface); flex: 0 0 auto; position: relative; transition: border-color var(--t-fast), background var(--t-fast);
}
.form__human-label input:focus-visible + .form__human-box { outline: 2px solid var(--signal-text); outline-offset: 2px; }
.form__human-label input:checked + .form__human-box { background: var(--hx-grad-primary, var(--signal)); border-color: transparent; }
.form__human-label input:checked + .form__human-box::after {
  content: ""; position: absolute; left: 6px; top: 2px; width: 6px; height: 11px;
  border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg);
}

/* ===========================================================================
   ÜRÜNLER MODÜLÜ — katalog, kategori kartları, kenar çubuğu, ürün grid/detay
   =========================================================================== */
.hx-pagehead--slim { padding-bottom: clamp(16px, 2.4vw, 28px); }
.hx-crumbs { font-family: var(--font-mono); font-size: .82rem; color: var(--muted); margin-bottom: .8rem; }
.hx-crumbs a { color: var(--signal-text); text-decoration: none; }
.hx-crumbs a:hover { text-decoration: underline; }
.hx-crumbs span { margin: 0 .5em; opacity: .6; }
.hx-note {
  margin-top: clamp(24px, 3vw, 36px); text-align: center; color: var(--muted);
  background: var(--surface); border: 1px dashed var(--border-strong); border-radius: 14px;
  padding: clamp(16px, 2.4vw, 24px);
}
.hx-note a { color: var(--signal-text); }

/* Marka kartı sayaç */
.hx-brand { flex-direction: column; gap: .5rem; }
.hx-brand__count { font-family: var(--font-mono); font-size: .72rem; color: var(--dim); }

/* Kategori kartları (ana katalog) */
.hx-catcards { display: grid; grid-template-columns: 1fr; gap: clamp(14px, 2vw, 22px); }
@media (min-width: 640px) { .hx-catcards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .hx-catcards { grid-template-columns: repeat(3, 1fr); } }
.hx-catcard { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: clamp(20px, 2.4vw, 26px); transition: border-color var(--t), box-shadow var(--t); }
.hx-catcard:hover { border-color: var(--border-strong); box-shadow: var(--shadow-card); }
.hx-catcard__head { display: flex; align-items: baseline; justify-content: space-between; gap: .5rem; text-decoration: none; color: inherit; }
.hx-catcard__title { font-size: 1.15rem; margin: 0; letter-spacing: -.01em; }
.hx-catcard:hover .hx-catcard__title { color: var(--signal-text); }
.hx-catcard__count { font-family: var(--font-mono); font-size: .78rem; color: var(--dim); flex: 0 0 auto; }
.hx-catcard__subs { list-style: none; margin: .9rem 0 0; padding: .9rem 0 0; border-top: 1px solid var(--border); display: grid; gap: .35rem; }
.hx-catcard__subs a { display: flex; justify-content: space-between; gap: .5rem; color: var(--muted); text-decoration: none; font-size: .92rem; }
.hx-catcard__subs a:hover { color: var(--signal-text); }
.hx-catcard__subcount { color: var(--dim); font-family: var(--font-mono); font-size: .75rem; }

/* Katalog düzeni: kenar çubuğu + ana alan */
.hx-catalog { display: grid; grid-template-columns: 1fr; gap: clamp(24px, 3vw, 40px); }
@media (min-width: 900px) { .hx-catalog { grid-template-columns: 260px 1fr; } }
.hx-catalog__side { align-self: start; }
@media (min-width: 900px) { .hx-catalog__side { position: sticky; top: calc(var(--header-h) + 16px); } }
.hx-side-block { margin-bottom: 1.6rem; }
.hx-side-title { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 0 0 .7rem; }
.hx-side-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .2rem; }
.hx-side-list--brands { max-height: 340px; overflow: auto; }
.hx-side-list a { display: flex; justify-content: space-between; gap: .5rem; padding: .45em .7em; border-radius: 8px; color: var(--muted); text-decoration: none; font-size: .95rem; transition: color var(--t-fast), background var(--t-fast); }
.hx-side-list a span { color: var(--dim); font-family: var(--font-mono); font-size: .78rem; }
.hx-side-list a:hover { background: var(--surface); color: var(--text); }
.hx-side-list a.is-active { background: color-mix(in srgb, var(--hx-ind) 12%, var(--surface)); color: var(--signal-text); }

.hx-subchips { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: clamp(20px, 2.6vw, 30px); }
.hx-subchips .hx-pill span { color: var(--dim); font-family: var(--font-mono); font-size: .75rem; margin-inline-start: .3em; }

/* Boş durum */
.hx-empty { text-align: center; padding: clamp(32px, 5vw, 60px) clamp(20px, 3vw, 40px); background: var(--surface); border: 1px solid var(--border); border-radius: 18px; }
.hx-empty__title { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; margin: 0 0 .5rem; }
.hx-empty__text { color: var(--muted); margin: 0 0 1.4rem; }

/* Ürün grid */
.hx-prod-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(12px, 1.8vw, 20px); }
@media (min-width: 640px) { .hx-prod-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .hx-prod-grid { grid-template-columns: repeat(4, 1fr); } }
.hx-prod { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; text-decoration: none; color: inherit; transition: transform var(--t), border-color var(--t), box-shadow var(--t); }
.hx-prod:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow-card); }
.hx-prod__img { aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center; background: #fff; padding: 12px; }
.hx-prod__img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.hx-prod__name { padding: .8rem .9rem; font-size: .92rem; line-height: 1.4; }

/* Ürün detay */
.hx-product { display: grid; grid-template-columns: 1fr; gap: clamp(24px, 4vw, 48px); align-items: start; }
@media (min-width: 820px) { .hx-product { grid-template-columns: 1fr 1fr; } }
.hx-product__media { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: clamp(20px, 3vw, 40px); display: flex; align-items: center; justify-content: center; }
.hx-product__media img { max-width: 100%; height: auto; object-fit: contain; }
.hx-product__noimg { width: 100%; aspect-ratio: 1/1; background: var(--surface-2); border-radius: 12px; }
.hx-product__brand { font-family: var(--font-mono); font-size: .82rem; color: var(--signal-text); text-decoration: none; }
.hx-product__title { font-size: clamp(1.6rem, 3.4vw, 2.4rem); line-height: 1.1; letter-spacing: -.02em; margin: .4rem 0 .6rem; }
.hx-product__lead { color: var(--muted); font-size: 1.08rem; line-height: 1.6; margin: 0 0 1.4rem; }
.hx-specs { width: 100%; border-collapse: collapse; margin: 0 0 1.6rem; }
.hx-specs th, .hx-specs td { text-align: start; padding: .6em .8em; border-bottom: 1px solid var(--border); font-size: .95rem; }
.hx-specs th { color: var(--muted); font-weight: 500; width: 40%; }
.hx-product__cta { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ===========================================================================
   ÜRÜN KATALOĞU (Artpro düzeni) — koyu başlık + arama + kategori satırları
   =========================================================================== */
.hx-catalog-head { background: linear-gradient(120deg, #0e1322, #1b2440); color: #fff; padding: clamp(40px, 6vw, 76px) 0 clamp(26px, 4vw, 44px); }
.hx-catalog-head__title { font-size: clamp(2rem, 4.6vw, 3rem); letter-spacing: -.02em; margin: .3rem 0 .3rem; color: #fff; }
.hx-catalog-head__sub { color: rgba(255,255,255,.7); font-family: var(--font-mono); font-size: .9rem; margin: 0; }
.hx-crumbs--light a { color: rgba(255,255,255,.85); }
.hx-crumbs--light span { color: rgba(255,255,255,.55); }

/* Kenar çubuğu arama */
.hx-side-search { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 1rem; margin-bottom: 1.6rem; }
.hx-side-search input { width: 100%; padding: .7em .9em; border: 1px solid var(--border-strong); border-radius: 10px; background: var(--bg); color: var(--text); margin: .5rem 0 .7rem; font: inherit; }
.hx-side-search input:focus-visible { outline: 2px solid var(--signal-text); outline-offset: 2px; }
.hx-side-search .hx-btn { width: 100%; min-height: 42px; }

/* Kategori kartları (icon + başlık + meta + ok) */
.hx-catalog__intro { color: var(--muted); margin: 0 0 clamp(18px, 2.4vw, 26px); font-size: 1.02rem; }
.hx-catgrid { display: grid; grid-template-columns: 1fr; gap: clamp(12px, 1.6vw, 16px); }
@media (min-width: 720px) { .hx-catgrid { grid-template-columns: repeat(2, 1fr); } }
.hx-catrow {
  display: flex; align-items: center; gap: 1rem; padding: clamp(16px, 2vw, 22px);
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  text-decoration: none; color: inherit;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.hx-catrow:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: var(--shadow-card); }
.hx-catrow__icon {
  flex: 0 0 auto; width: 48px; height: 48px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px; color: var(--hx-vio); background: color-mix(in srgb, var(--hx-ind) 12%, var(--surface-2));
  border: 1px solid color-mix(in srgb, var(--hx-ind) 26%, transparent);
}
.hx-catrow__icon .svc-icon__svg { width: 24px; height: 24px; }
.hx-catrow__body { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: .15rem; }
.hx-catrow__title { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; letter-spacing: -.01em; }
.hx-catrow:hover .hx-catrow__title { color: var(--signal-text); }
.hx-catrow__meta { color: var(--muted); font-size: .85rem; }
.hx-catrow__arrow { flex: 0 0 auto; color: var(--signal-text); font-size: 1.2rem; transition: transform var(--t-fast); }
.hx-catrow:hover .hx-catrow__arrow { transform: translateX(4px); }

/* WhatsApp FAB — sade/düz modern (nabız + parlak gradyan kaldırıldı) */
.wa-fab__pulse { display: none !important; }
.wa-fab__btn { background: #25D366 !important; box-shadow: 0 8px 20px -6px rgba(37,211,102,.45), 0 4px 12px -4px rgba(0,0,0,.28) !important; }
.wa-fab__icon { filter: none !important; }
.wa-fab:hover .wa-fab__btn { transform: translateY(-2px) !important; box-shadow: 0 12px 28px -8px rgba(37,211,102,.55), 0 6px 14px -6px rgba(0,0,0,.30) !important; }
.wa-fab__label { background: #128C7E !important; box-shadow: 0 8px 20px -10px rgba(0,0,0,.4) !important; }
[data-theme="dark"] .wa-fab__btn { box-shadow: 0 8px 22px -8px rgba(0,0,0,.7), 0 0 0 1px rgba(255,255,255,.06) !important; }

/* ===========================================================================
   ÜRÜNLER MEGA-MENÜ (Artpro tarzı: geniş, 4 sütun, ikonlu)
   =========================================================================== */
.mega-col { break-inside: avoid; margin-bottom: 1.6rem; }
.mega-col__head {
  display: flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--text);
  font-family: var(--font-display); font-weight: 700; font-size: .9rem; letter-spacing: .02em;
  text-transform: uppercase; padding-bottom: .5rem; margin-bottom: .6rem; border-bottom: 1px solid var(--border);
}
.mega-col__head:hover { color: var(--signal-text); }
.mega-col__icon { display: inline-flex; width: 24px; height: 24px; align-items: center; justify-content: center; color: var(--signal-text); flex: 0 0 auto; }
.mega-col__icon .svc-icon__svg { width: 18px; height: 18px; }
.mega-col__list { list-style: none; margin: 0; padding: 0; display: grid; gap: .38rem; }
.mega-col__list a { color: var(--muted); text-decoration: none; font-size: .92rem; }
.mega-col__list a:hover { color: var(--signal-text); }
.mega-col__more { display: inline-block; font-family: var(--font-mono); font-size: .82rem; color: var(--signal-text); text-decoration: none; }
.mega-col__more:hover { text-decoration: underline; }

/* Masaüstü: geniş açılır panel (header genişliğinde) */
@media (min-width: 1181px) {
  .site-nav__item--mega { position: static; }
  .site-nav__mega {
    position: absolute; left: 0; right: 0; top: 100%; z-index: 200;
    background: var(--bg);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    opacity: 0; visibility: hidden; transform: translateY(6px);
    transition: opacity var(--t-fast), transform var(--t-fast), visibility var(--t-fast);
  }
  .site-nav__item--mega:hover > .site-nav__mega,
  .site-nav__item--mega:focus-within > .site-nav__mega { opacity: 1; visibility: visible; transform: none; }
  .site-nav__mega .container { padding-block: clamp(26px, 3vw, 40px); }
  .site-nav__mega-grid { column-count: 4; column-gap: 2.5rem; }
}

/* Mobil (çekmece): mega stacked, sub-toggle ile açılır */
@media (max-width: 1180px) {
  .site-nav__mega { display: none; }
  .site-nav__item--mega.is-open > .site-nav__mega { display: block; }
  .site-nav__mega .container { padding: .3rem 0 .6rem; }
  .site-nav__mega-grid { column-count: 1; }
  .mega-col { margin-bottom: 1rem; }
}

/* Mega-menü hover köprüsü — link ile panel arası boşlukta hover kopmasın (flicker fix).
   NOT: ::after menü alt-çizgisi (mavi gradyan) olduğundan köprü ::before ile yapılır;
   şeffaf ve yalnızca link genişliğinde → görünmez, diğer menü öğelerini engellemez. */
@media (min-width: 1181px) {
  .site-nav__item--mega > .site-nav__link--parent::before {
    content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 34px;
    background: transparent; z-index: 1;
  }
}

/* ===========================================================================
   ÜRÜN KARTLARI + DETAY (Artpro tarzı katalog) — zengin kart + benzer ürünler
   =========================================================================== */
.hx-prod__body { padding: .85rem .9rem 1rem; display: flex; flex-direction: column; gap: .4rem; flex: 1 1 auto; }
.hx-prod__brand { font-family: var(--font-mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.hx-prod__name { padding: 0; margin: 0; font-size: .92rem; line-height: 1.35; font-weight: 600; color: var(--text);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.5em; }
.hx-prod__cta { margin-top: auto; display: inline-flex; align-items: center; gap: .32rem; font-family: var(--font-mono);
  font-size: .78rem; font-weight: 600; color: var(--signal-text); }
.hx-prod__cta svg { transition: transform var(--t-fast); }
.hx-prod:hover .hx-prod__cta svg { transform: translateX(3px); }
.hx-prod__noimg { width: 58%; aspect-ratio: 1; border-radius: 10px;
  background: repeating-linear-gradient(45deg, #eef1f5, #eef1f5 9px, #f7f9fb 9px, #f7f9fb 18px); }

/* Katalog başlık: koyu zeminde breadcrumb okunurluğu */
.hx-catalog-head .hx-crumbs, .hx-catalog-head .hx-crumbs a { color: rgba(255,255,255,.72); }
.hx-catalog-head .hx-crumbs a:hover { color: #fff; }
.hx-catalog-head .hx-crumbs span[aria-hidden] { color: rgba(255,255,255,.4); }
.hx-catalog-head--slim { padding: clamp(18px, 2.6vw, 30px) 0; }
.hx-section--tight { padding-top: clamp(26px, 3.5vw, 42px); }
.hx-h3 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.3rem, 2.4vw, 1.7rem); letter-spacing: -.01em; margin: 0 0 .7em; }

/* Detay: WhatsApp butonu + açıklama + meta */
.hx-btn--wa { background: #25D366; color: #fff; border: 1px solid #25D366; display: inline-flex; align-items: center; gap: .5rem; }
.hx-btn--wa:hover { background: #1db558; border-color: #1db558; color: #fff; }
.hx-product__meta { margin-top: 1.1rem; padding-top: 1rem; border-top: 1px solid var(--border); font-size: .88rem; color: var(--muted); }
.hx-product__meta a { color: var(--signal-text); text-decoration: none; }
.hx-product__meta a:hover { text-decoration: underline; }
.hx-product-desc { max-width: 900px; margin: clamp(30px, 5vw, 56px) auto 0; }

/* ===========================================================================
   FOOTER CTA BANDI — üstte belirgin çağrı; footer'ı doludan/kurumsal gösterir
   =========================================================================== */
.site-footer__cta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: clamp(16px, 3vw, 32px);
  padding: clamp(24px, 3.5vw, 40px) clamp(24px, 4vw, 48px);
  margin-top: clamp(32px, 5vw, 56px);
  border-radius: 20px;
  background: var(--grad-signal, linear-gradient(120deg, #6366F1, #8B5CF6));
  color: #fff; box-shadow: var(--shadow-card);
}
.site-footer__cta-title { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.15rem, 2.2vw, 1.6rem); line-height: 1.2; margin: 0 0 .35rem; color: #fff; text-wrap: balance; }
.site-footer__cta-sub { margin: 0; color: rgba(255,255,255,.85); font-size: .95rem; }
.site-footer__cta-actions { display: flex; flex-wrap: wrap; gap: .7rem; flex: 0 0 auto; }
.site-footer__cta .hx-btn--primary { background: #fff; color: #1b2440; border-color: #fff; }
.site-footer__cta .hx-btn--primary:hover { background: rgba(255,255,255,.9); border-color: rgba(255,255,255,.9); }
.site-footer__cta .hx-btn--ghost { color: #fff; border-color: rgba(255,255,255,.55); }
.site-footer__cta .hx-btn--ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
@media (max-width: 640px) { .site-footer__cta { text-align: center; justify-content: center; } .site-footer__cta-actions { justify-content: center; width: 100%; } }