/* ============================================================
   1. TOKENLAR
   ============================================================ */
:root {
  /* Yüzeyler — neredeyse beyaz, petrolün soğuk tonuna çekilmiş (marka kiti P · Petrol ve Kiremit) */
  --cream:      #FAFBFB;
  --cream-sub:  #F1F4F4;
  --cream-deep: #E3E7E8;

  /* Mürekkep: başlıklar ve ana düğmeler petrol, gövde koyu gri-petrol */
  --ink:        #1E4A56;   /* petrol — zemin üzerinde 9:1 */
  --ink-body:   #2A383C;   /* gövde — 12:1 üzeri */
  --ink-muted:  #4E5E62;   /* ikincil — 6:1 üzeri */
  --rule:       #DCE2E3;
  --rule-soft:  #E8ECED;

  /* Vurgu: kiremit (logodaki &). Kod adı "orange" enisakarsu.com tabanından kaldı; değer kiremittir. */
  --orange:      #A84A32;   /* beyaz metinle 5.7:1 */
  --orange-ink:  #8D3A25;   /* metinde okunaklı varyant — 7:1 */
  --orange-soft: #FBE7E0;

  /* Koyu blok (footer, CTA bandı) — derin petrol */
  --dark:        #15363F;
  --dark-sub:    #1E4A56;
  --on-dark:     #F1F4F4;
  --on-dark-mut: #B4C6CB;

  --focus: #196AAF;

  /* Tipografi — başlıklar Newsreader (serif, 600), gövde Hanken Grotesk */
  --font-display: 'Newsreader', Georgia, 'Times New Roman', serif;
  --font-body: 'Hanken Grotesk', ui-sans-serif, system-ui, -apple-system, sans-serif;

  --fs-hero:  clamp(2.4rem, 1.35rem + 4.2vw, 4.6rem);
  --fs-h2:    clamp(1.9rem, 1.35rem + 2.2vw, 3rem);
  --fs-h3:    clamp(1.35rem, 1.1rem + 0.95vw, 1.8rem);
  --fs-lede:  clamp(1.06rem, 0.99rem + 0.3vw, 1.24rem);
  --fs-body:  1rem;
  --fs-small: 0.9rem;
  --fs-micro: 0.79rem;

  /* Ölçü */
  --shell: 1280px;
  --pad: clamp(1.25rem, 0.6rem + 2.8vw, 4rem);
  --gap-section: clamp(4.5rem, 2.8rem + 6.5vw, 8.5rem);

  /* Hareket */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --dur: 0.55s;

  /* Katman */
  --z-base: 1;
  --z-sticky: 40;
  --z-header: 50;
  --z-menu: 60;
  --z-skip: 70;
}

/* ============================================================
   2. TEMEL
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  background: var(--cream);
  color: var(--ink-body);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.62;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.06;
  letter-spacing: -0.012em;
  text-wrap: balance;
  font-weight: 600;
  font-optical-sizing: auto;
}
h1 { font-size: var(--fs-hero); letter-spacing: -0.012em; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.2; letter-spacing: -0.012em; }
p { text-wrap: pretty; }

a { color: inherit; }

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

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

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: var(--z-skip);
  background: var(--ink);
  color: var(--cream);
  padding: 0.85rem 1.4rem;
  font-weight: 600;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

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

/* ============================================================
   3. HEADER
   ============================================================ */
/* Üst menü kaydırma boyunca hep görünür (aşağı inerken gizlenmez).
   Zemin roademi.com'un üst menüsüyle aynı tarif (oradan ölçüldü, 2026-10-12): tek katman; üst menüden 24px uzun,
   sayfa zemin renginin %15'i, blur(16px), alttan sönen maske (ilk %65 tam, sonra saydama iner). Çizgi yok.
   Not: sayfa geçişi adı (view-transition-name) üst menünün kendisinde değil .header-inner'da durur; üst menüde olsaydı
   bu katman sayfanın arkasını göremez, bulanıklık hiç oluşmazdı. */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-header);
}
.header-glass {
  position: absolute;
  inset: 0 0 -24px 0;
  z-index: -1;
  pointer-events: none;
  background: color-mix(in srgb, var(--cream) 15%, transparent);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  -webkit-mask-image: linear-gradient(#000 65%, transparent);
  mask-image: linear-gradient(#000 65%, transparent);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: clamp(64px, 4.6vw, 84px);
}

.brand { display: inline-flex; align-items: center; position: relative; }
.brand img {
  height: clamp(24px, 2.1vw, 30px);
  width: auto;
  max-width: none;
  transition: opacity 0.35s var(--ease-out);
}
.brand .logo-alt { position: absolute; inset: 0; opacity: 0; }

/* Koyu başlıklı sayfalarda (eğitim detayı) header ilk halde açık renk çalışır */
body.hero-dark .site-header:not(.is-stuck) .logo-main { opacity: 0; }
body.hero-dark .site-header:not(.is-stuck) .logo-alt { opacity: 1; }
body.hero-dark .site-header:not(.is-stuck) .nav-link,
body.hero-dark .site-header:not(.is-stuck) .lang-switch,
body.hero-dark .site-header:not(.is-stuck) .lang-switch a { color: var(--on-dark-mut); }
body.hero-dark .site-header:not(.is-stuck) .lang-switch [aria-current='true'] { color: var(--on-dark); }
body.hero-dark .site-header:not(.is-stuck) .nav-toggle span { background: var(--on-dark); }
body.hero-dark.menu-open .site-header .logo-main { opacity: 1; }
body.hero-dark.menu-open .site-header .logo-alt { opacity: 0; }
body.hero-dark.menu-open .site-header .nav-link,
body.hero-dark.menu-open .site-header .lang-switch a { color: var(--ink); }
body.hero-dark.menu-open .site-header .nav-toggle span { background: var(--ink); }

.nav-main { display: flex; align-items: center; gap: clamp(1.1rem, 2vw, 2.1rem); }
.nav-main ul {
  display: flex;
  gap: clamp(1.1rem, 2vw, 2.1rem);
  list-style: none;
  padding: 0;
}
.nav-link {
  text-decoration: none;
  color: var(--ink-body);
  font-size: var(--fs-small);
  font-weight: 500;
  position: relative;
  padding-block: 0.35rem;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1.5px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.42s var(--ease-out);
}
.nav-link:hover::after, .nav-link[aria-current='true']::after {
  transform: scaleX(1);
  transform-origin: left;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}
.lang-switch a { text-decoration: none; padding: 0.2rem 0.1rem; }
.lang-switch a:hover { color: var(--ink); }
.lang-switch [aria-current='true'] { color: var(--ink); }
.lang-switch span { opacity: 0.4; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  margin-right: -8px;
  background: none;
  border: 0;
  cursor: pointer;
  position: relative;
}
.nav-toggle span {
  position: absolute;
  left: 9px;
  width: 24px; height: 1.6px;
  background: var(--ink);
  transition: transform 0.4s var(--ease-out), opacity 0.25s;
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 24px; }
body.menu-open .nav-toggle span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
body.menu-open .nav-toggle span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ============================================================
   4. BUTONLAR
   ============================================================ */
.btn {
  --btn-bg: var(--ink);
  --btn-fg: var(--cream);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.92rem 1.6rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.005em;
  text-decoration: none;
  border: 1px solid var(--btn-bg);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: color 0.36s var(--ease-out), border-color 0.36s var(--ease-out);
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--orange);
  transform: translateY(101%);
  transition: transform 0.46s var(--ease-out);
  z-index: -1;
}
.btn:hover::before { transform: translateY(0); }
.btn:hover { color: #fff; border-color: var(--orange); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  border-color: var(--rule);
}
.btn--ghost:hover { color: #fff; }

.btn--light {
  --btn-bg: var(--cream);
  --btn-fg: var(--ink);
}

/* Öne çıkan eylem: turuncu zemin, beyaz yazı.
   Hover'da siyaha dönmez; kendi renginin koyu tonuna geçer, yazı beyaz kalır. */
.btn--accent {
  --btn-bg: var(--orange);
  --btn-fg: #fff;
  border-color: var(--orange);
  box-shadow: 0 8px 20px -12px color-mix(in srgb, var(--orange) 70%, transparent);
  transition: color 0.36s var(--ease-out), border-color 0.36s var(--ease-out),
              box-shadow 0.36s var(--ease-out);
}
.btn--accent::before { background: color-mix(in srgb, var(--orange) 84%, var(--ink)); }
.btn--accent:hover,
.btn--accent:focus-visible {
  color: #fff;
  border-color: color-mix(in srgb, var(--orange) 84%, var(--ink));
  box-shadow: 0 10px 24px -12px color-mix(in srgb, var(--orange) 52%, transparent);
}
.btn--accent .arrow { color: #fff; }

.btn .arrow { transition: transform 0.42s var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================================
   5. BÖLÜM BAŞLIKLARI
   ============================================================ */
main > section { padding-block: var(--gap-section); }

.sec-head {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
  padding-bottom: clamp(1.5rem, 2.4vw, 2.4rem);
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
  position: relative;
}
/* Alt çizgi soldan sağa çizilir (--rule-x JS ile 0→1; JS yoksa 1 kalır) */
.sec-head::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--ink);
  transform: scaleX(var(--rule-x, 1));
  transform-origin: left;
}
.sec-head p {
  color: var(--ink-muted);
  font-size: var(--fs-small);
  max-width: 42ch;
}
@media (max-width: 720px) {
  .sec-head { grid-template-columns: 1fr; align-items: start; gap: 1rem; }
}

/* ============================================================
   6. HERO — metin odaklı
   ============================================================ */
main > section.hero {
  position: relative;
  padding-block: clamp(7.5rem, 5.5rem + 7vw, 12rem) clamp(3rem, 5vw, 5rem);
}
.hero-copy { max-width: 940px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: clamp(1.4rem, 2.2vw, 2.1rem);
  color: var(--orange-ink);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.hero-eyebrow::before {
  content: '';
  flex: none;
  width: clamp(24px, 3vw, 38px);
  height: 2px;
  background: var(--orange);
}

.hero h1 { margin-bottom: clamp(1.4rem, 2.4vw, 2rem); max-width: 21ch; }
.hero h1 .hl { color: var(--orange-ink); }

/* Vurgunun altındaki tek parça pastel çizgi — konumu JS ölçer,
   sayfa açılışında soldan sağa tek hamlede çizilir */
.hero h1 { position: relative; }
.hl-stroke {
  position: absolute;
  overflow: visible;
  pointer-events: none;
}
/* Çift fırça darbesi: uçları sivrilen iki dolgu şekli, ortada çaprazlaşır.
   Çizilme hissi clip-path ile: üst darbe soldan sağa, alt darbe sağdan sola. */
.hl-stroke path {
  fill: var(--orange);
  stroke: none;
  opacity: 0.92;
}
.js [data-hero-title]:not(.lines-drawn) .hl-stroke path:first-child {
  clip-path: inset(-40% 100% -40% 0);
}
.js [data-hero-title]:not(.lines-drawn) .hl-stroke path:last-child {
  clip-path: inset(-40% 0 -40% 100%);
}
[data-hero-title].lines-drawn .hl-stroke path {
  clip-path: inset(-40% 0% -40% 0%);
}
[data-hero-title].lines-drawn .hl-stroke path:first-child {
  transition: clip-path 0.5s var(--ease-io);
  transition-delay: var(--d, 0s);
}
[data-hero-title].lines-drawn .hl-stroke path:last-child {
  transition: clip-path 0.55s var(--ease-io);
  transition-delay: calc(var(--d, 0s) + 0.4s);
}

.hero-lede {
  font-size: var(--fs-lede);
  color: var(--ink-body);
  max-width: 54ch;
  margin-bottom: clamp(1.8rem, 3vw, 2.6rem);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.hero-strip {
  margin-top: clamp(2.4rem, 4.5vw, 4rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 2.4rem;
  color: var(--ink-muted);
  font-size: var(--fs-micro);
  letter-spacing: 0.02em;
}
.hero-strip strong { color: var(--ink); font-weight: 700; }

/* ============================================================
   7. HAKKIMDA — portre + metin
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.about-photo {
  position: sticky;
  top: clamp(88px, 8vw, 116px);
  border: 1px solid var(--rule);
  background: var(--cream-sub);
  overflow: hidden;
}
.about-photo img { width: 100%; }
.about-photo figcaption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-top: 1px solid var(--rule);
  font-size: var(--fs-micro);
  color: var(--ink-muted);
}
.about-photo figcaption b { color: var(--ink); font-weight: 700; }

.about-text > * + * { margin-top: 1.15rem; }
.about-text p { max-width: 62ch; }
.about-text p:first-child {
  font-size: var(--fs-lede);
  color: var(--ink);
}

.skills {
  list-style: none;
  padding: 0;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
}
.skills li {
  padding: clamp(1.1rem, 1.8vw, 1.5rem) 1.2rem clamp(1.1rem, 1.8vw, 1.5rem) 0;
  border-bottom: 1px solid var(--rule);
}
.skills h3 {
  font-size: 1.02rem;
  letter-spacing: -0.012em;
  margin-bottom: 0.3rem;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
}
.skills h3::before {
  content: '';
  flex: none;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--orange);
  translate: 0 -2px;
}
.skills p { color: var(--ink-muted); font-size: var(--fs-small); max-width: 44ch; }

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { position: static; max-width: 420px; }
}

/* ============================================================
   8. EĞİTİM KATALOĞU — kartlar
   ============================================================ */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: clamp(1.4rem, 2.5vw, 2.2rem);
}
.filter {
  appearance: none;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0.48rem 1.05rem;
  font: 500 var(--fs-small)/1 var(--font-body);
  color: var(--ink-body);
  cursor: pointer;
  transition: background-color 0.3s var(--ease-out), color 0.3s var(--ease-out),
              border-color 0.3s var(--ease-out);
}
.filter:hover { border-color: var(--ink); }
.filter[aria-pressed='true'] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: clamp(1rem, 1.8vw, 1.4rem);
}

.course-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rule);
  background: var(--cream);
  text-decoration: none;
  color: inherit;
  position: relative;
  transition: border-color 0.53s var(--ease-out), transform 0.68s var(--ease-out),
              box-shadow 0.68s var(--ease-out);
}
.course-card:hover {
  border-color: var(--ink);
  transform: translateY(-4px);
  box-shadow: 0 14px 30px -18px rgba(24, 21, 17, 0.28);
}
.course-card.is-out { display: none; }

.card-illo {
  background: var(--cream-deep);
  aspect-ratio: 16 / 8.5;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.card-illo svg {
  width: 52%;
  height: auto;
  color: var(--ink);
  transition: transform 0.9s var(--ease-out);
}
.course-card:hover .card-illo svg { transform: translateY(-3px) scale(1.04); }

.card-body {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
  padding: 1.25rem 1.3rem 1.35rem;
}
.card-cat {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange-ink);
}
.card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  line-height: 1.26;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-wrap: balance;
}
.card-sum {
  font-size: var(--fs-small);
  color: var(--ink-muted);
  flex: 1;
}
.card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  margin-top: 0.6rem;
  padding-top: 0.95rem;
  border-top: 1px solid var(--rule);
  font-size: var(--fs-micro);
  color: var(--ink-muted);
}
.card-foot b { color: var(--ink); font-weight: 700; }
.card-go {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  color: var(--orange-ink);
  white-space: nowrap;
  transition: gap 0.53s var(--ease-out);
}
.course-card:hover .card-go { gap: 0.6rem; }

.catalog-empty {
  padding: 3rem 0;
  color: var(--ink-muted);
  font-size: var(--fs-small);
}

/* ============================================================
   9. AKTİF ÜRÜNLER
   ============================================================ */
.projects { display: grid; gap: clamp(3rem, 6vw, 6rem); }
.project {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.project:nth-child(even) { grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); }
.project:nth-child(even) .project-shot { order: 2; }

.project-shot {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--cream-sub);
}
.project-shot img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
  transition: transform 1.1s var(--ease-out);
  will-change: transform;
}
.project:hover .project-shot img { transform: scale(1.028); }

/* Kayan görünüm: sayfanın baştan sona görüntüsü çerçevenin içinde yavaşça aşağı iner (hareket site.js'te).
   JS yoksa ya da hareket kapalıysa çerçeve sayfanın üst kısmını gösterir. */
.project-shot--scroll { aspect-ratio: 16 / 10; }
.project-shot--scroll img {
  display: block;
  height: auto;
  aspect-ratio: auto;
  object-fit: fill;
  transition: none;
}
.project:hover .project-shot--scroll img { transform: none; }

.project-tag {
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--orange-ink);
  margin-bottom: 0.7rem;
  display: block;
}
.project h3 { font-size: var(--fs-h3); margin-bottom: 0.8rem; }
/* Ürün adı yerine logosu: başlık öğesi durur (ad, görselin alt metninde); yükseklik veriden gelir (--lh) */
.project h3.project-logo { margin-bottom: 1.1rem; line-height: 0; }
.project-logo img { display: block; height: var(--lh, 3rem); width: auto; max-width: 100%; }
.project p { color: var(--ink-body); max-width: 52ch; margin-bottom: 1.2rem; }
.project-feats {
  list-style: none;
  padding: 0;
  margin-bottom: 1.6rem;
  display: grid;
  gap: 0.45rem;
}
.project-feats li {
  font-size: var(--fs-small);
  color: var(--ink-muted);
  padding-left: 1.05rem;
  position: relative;
}
.project-feats li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.62em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--orange);
}
.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: var(--fs-small);
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1.5px solid var(--orange);
  padding-bottom: 2px;
  transition: gap 0.35s var(--ease-out);
}
.project-link:hover { gap: 0.85rem; }

@media (max-width: 860px) {
  .project, .project:nth-child(even) { grid-template-columns: 1fr; }
  .project:nth-child(even) .project-shot { order: 0; }
}

/* ============================================================
   10. İLETİŞİM
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.contact-intro p {
  color: var(--ink-body);
  font-size: var(--fs-lede);
  max-width: 40ch;
  margin-bottom: 2rem;
}
.channels { display: grid; gap: 0.6rem; }
.channel {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--rule);
  text-decoration: none;
  color: var(--ink);
  background: var(--cream);
  transition: border-color 0.35s var(--ease-out), background-color 0.35s var(--ease-out),
              transform 0.35s var(--ease-out);
}
.channel:hover {
  border-color: var(--ink);
  background: var(--cream-sub);
  transform: translateX(4px);
}
.channel svg { flex: none; width: 20px; height: 20px; color: var(--orange-ink); }
.channel-txt { display: grid; gap: 1px; min-width: 0; }
.channel-txt b { font-size: var(--fs-small); font-weight: 700; }
.channel-txt span { font-size: var(--fs-micro); color: var(--ink-muted); }

/* Öne çıkan kanal: turuncu dolgu, beyaz yazı, nefes alan halka */
.channel--cta {
  background: var(--orange);
  border-color: var(--ink);
  color: #fff;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.channel--cta svg { color: #fff; }
.channel--cta .channel-txt b { color: #fff; }
.channel--cta .channel-txt span { color: color-mix(in srgb, #fff 88%, transparent); }
.channel--cta:hover {
  background: color-mix(in srgb, var(--orange) 84%, var(--ink));
  border-color: var(--ink);
  transform: translateX(4px);
}
/* Zemin koyulaşırken yazı ve ikonlar bembeyaz kalır */
.channel--cta:hover,
.channel--cta:hover svg,
.channel--cta:hover .channel-txt b,
.channel--cta:hover .channel-txt span,
.channel--cta:hover .channel-go { color: #fff; }
.channel--cta .channel-go {
  margin-left: auto;
  display: inline-flex;
  transition: transform 0.4s var(--ease-out);
}
.channel--cta:hover .channel-go { transform: translateX(4px); }
/* Yüzeyden geçen ışık — 6 saniyede bir, dikkat çeker ama yormaz */
.channel--cta::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(105deg, transparent 38%,
              color-mix(in srgb, #fff 26%, transparent) 50%, transparent 62%);
  transform: translateX(-110%);
  animation: kanal-parilti 6s cubic-bezier(0.4, 0, 0.2, 1) 2s infinite;
}
@keyframes kanal-parilti {
  0% { transform: translateX(-110%); }
  22%, 100% { transform: translateX(110%); }
}

.form-card {
  background: var(--cream-sub);
  border: 1px solid var(--rule);
  padding: clamp(1.4rem, 3vw, 2.4rem);
  position: relative;
}

/* ---- Gönderim sonrası: form bulanıklaşır, üstüne onay katmanı gelir ---- */
.form-card > form {
  transition: filter 0.45s var(--ease-out), opacity 0.45s var(--ease-out);
}
.form-card.is-done > form {
  filter: blur(7px);
  opacity: 0.4;
  pointer-events: none;
  user-select: none;
}

.form-done {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 1.1rem;
  padding: clamp(1.4rem, 3vw, 2.4rem);
  text-align: center;
  background: color-mix(in srgb, var(--cream-sub) 55%, transparent);
}
.form-done[hidden] { display: none; }

.form-done .tick {
  width: clamp(66px, 9vw, 84px);
  height: auto;
  overflow: visible;
}
.tick-ring {
  fill: none;
  stroke: var(--orange);
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-dasharray: 145;
  stroke-dashoffset: 145;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
}
.tick-mark {
  fill: none;
  stroke: var(--orange);
  stroke-width: 3.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 36;
  stroke-dashoffset: 36;
}
.form-done-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.02rem, 0.95rem + 0.4vw, 1.22rem);
  line-height: 1.35;
  color: var(--ink);
  max-width: 24ch;
  opacity: 0;
  transform: translateY(8px);
  filter: blur(4px);
}

/* Halka çizilir → tik çizilir → metin belirir (blur köprüsüyle) */
.form-card.is-done .tick-ring {
  animation: tick-ring 0.62s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.form-card.is-done .tick-mark {
  animation: tick-mark 0.34s cubic-bezier(0.16, 1, 0.3, 1) 0.34s forwards;
}
.form-card.is-done .form-done .tick {
  animation: tick-pop 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}
.form-card.is-done .form-done-text {
  animation: done-text 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.56s forwards;
}

@keyframes tick-ring { to { stroke-dashoffset: 0; } }
@keyframes tick-mark { to { stroke-dashoffset: 0; } }
@keyframes tick-pop {
  0% { transform: scale(0.94); }
  55% { transform: scale(1.045); }
  100% { transform: scale(1); }
}
@keyframes done-text {
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}
.form-card h3 { font-size: 1.2rem; margin-bottom: 1.4rem; }
.field { display: grid; gap: 0.4rem; margin-bottom: 1rem; }
.field label {
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink-body);
}
.field input, .field select, .field textarea {
  font: 400 var(--fs-body)/1.5 var(--font-body);
  color: var(--ink);
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 0.72rem 0.85rem;
  width: 100%;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.field textarea { resize: vertical; min-height: 118px; }
.field input::placeholder, .field textarea::placeholder { color: #7A756B; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--ink);
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--orange) 25%, transparent);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-note { font-size: var(--fs-micro); color: var(--ink-muted); margin-top: 0.9rem; }
.form-status { font-size: var(--fs-small); margin-top: 0.9rem; font-weight: 600; }
.form-status.ok { color: var(--orange-ink); }
.form-status.err { color: #A3372B; }
.hp { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .field-row { grid-template-columns: 1fr; }
}

/* ============================================================
   11. FOOTER
   ============================================================ */
.site-footer {
  background: var(--dark);
  color: var(--on-dark);
  padding-block: clamp(3rem, 6vw, 5.5rem) clamp(1.6rem, 3vw, 2.4rem);
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  padding-bottom: clamp(2.4rem, 5vw, 4rem);
  border-bottom: 1px solid color-mix(in srgb, var(--on-dark) 16%, transparent);
}
.footer-brand img { height: clamp(24px, 2.2vw, 30px); width: auto; max-width: none; margin-bottom: 1.1rem; }
.footer-brand p { color: var(--on-dark-mut); font-size: var(--fs-small); max-width: 34ch; }
.footer-certs {
  display: grid;
  gap: 0.6rem;
  margin-top: 1.5rem;
  max-width: 320px;
}
.footer-cert {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.8rem 1rem;
  border: 1px solid color-mix(in srgb, var(--on-dark) 14%, transparent);
}
.footer-cert img, .footer-cert .cert-icon { width: 44px; height: 44px; margin: 0; flex: none; }
a.footer-cert {
  text-decoration: none;
  color: inherit;
  transition: border-color 0.35s var(--ease-out), background-color 0.35s var(--ease-out);
}
a.footer-cert:hover {
  border-color: color-mix(in srgb, var(--on-dark) 34%, transparent);
  background: color-mix(in srgb, var(--on-dark) 5%, transparent);
}
.footer-cert .cert-icon { color: var(--on-dark-mut); }
.footer-cert span {
  font-size: var(--fs-micro);
  color: var(--on-dark-mut);
  line-height: 1.45;
}
.footer-cert b {
  display: block;
  color: var(--on-dark);
  font-weight: 700;
}
.footer-certs-all {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.3rem;
  font-size: var(--fs-small);
  color: var(--on-dark);
  text-decoration: none;
  transition: gap 0.35s var(--ease-out), color 0.35s var(--ease-out);
}
.footer-certs-all svg { width: 15px; height: 15px; }
.footer-certs-all:hover { gap: 0.75rem; color: var(--orange); }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
}
.footer-cols h4 {
  font-family: var(--font-body);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-dark-mut);
  margin-bottom: 0.85rem;
}
.footer-cols ul { list-style: none; padding: 0; display: grid; gap: 0.5rem; }
.footer-cols a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--on-dark);
  text-decoration: none;
  font-size: var(--fs-small);
  transition: color 0.3s var(--ease-out);
}
.footer-cols a:hover { color: var(--orange); }
.footer-cols a svg { width: 15px; height: 15px; flex: none; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  padding-top: clamp(1.2rem, 2vw, 1.8rem);
  color: var(--on-dark-mut);
  font-size: var(--fs-micro);
}
.site-footer :focus-visible { outline-color: var(--orange); }

@media (max-width: 720px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ============================================================
   12. EĞİTİM DETAY SAYFASI
   ============================================================ */
/* Açık başlık alanı (koyu hero ve turuncu hale yok): blog yazı sayfasındaki .post-hero ile aynı dil.
   Burada kapak görseli olmadığı için başlık ve özet sayfanın asıl girişidir; künye satırı altta. */
.course-hero {
  background: var(--cream);
  padding-block: clamp(5.4rem, 4.6rem + 3vw, 6.6rem) clamp(1.5rem, 2.6vw, 2.1rem);
  border-bottom: 1px solid var(--rule);
}
.crumb {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink-muted);
  font-size: var(--fs-small);
  text-decoration: none;
  margin-bottom: clamp(0.9rem, 1.8vw, 1.3rem);
  transition: gap 0.35s var(--ease-out), color 0.35s var(--ease-out);
}
.crumb:hover { gap: 0.85rem; color: var(--ink); }
.course-hero h1 {
  font-size: clamp(1.85rem, 1.3rem + 2.3vw, 3.05rem);
  line-height: 1.1;
  letter-spacing: -0.012em;
  max-width: 24ch;
  margin-bottom: 0.9rem;
  text-wrap: balance;
}
.course-hero .lede {
  color: var(--ink-body);
  font-size: var(--fs-lede);
  max-width: 62ch;
  line-height: 1.6;
}
/* Başlığın sağında eğitimin çizimi: ana sayfadaki kartla aynı panel ve aynı hareket */
.course-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.56fr);
  gap: clamp(1.5rem, 4vw, 4.5rem);
  align-items: center;
}
.hero-illo {
  background: var(--cream-deep);
  aspect-ratio: 16 / 9.5;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.hero-illo svg {
  width: 54%;
  height: auto;
  color: var(--ink);
  transition: transform 0.9s var(--ease-out);
}
.hero-illo:hover svg { transform: translateY(-3px) scale(1.04); }
@media (max-width: 860px) {
  .course-head { grid-template-columns: 1fr; gap: 1.3rem; }
  .hero-illo { aspect-ratio: 16 / 7; }
  .hero-illo svg { width: 40%; }
}
.course-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 2.6rem;
  margin-top: clamp(1.3rem, 2.4vw, 1.9rem);
  padding-top: 1.15rem;
  border-top: 1px solid var(--rule);
}
.course-facts div { display: grid; gap: 2px; }
.course-facts dt {
  font-size: var(--fs-micro);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.course-facts dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--ink);
}
.course-hero + .course-body { padding-top: clamp(2rem, 4vw, 3.2rem); }

.course-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
  padding-block: var(--gap-section);
}
.course-intro {
  font-size: var(--fs-lede);
  color: var(--ink);
  max-width: 62ch;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.block { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.block h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.1vw, 2rem);
  margin-bottom: 1.4rem;
  padding-bottom: 0.9rem;
  position: relative;
}
.block h2::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--ink);
  transform: scaleX(var(--rule-x, 1));
  transform-origin: left;
}
.gain-list, .audience-list { list-style: none; padding: 0; display: grid; gap: 0.75rem; }
.gain-list li, .audience-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  color: var(--ink-body);
}
.gain-list svg, .audience-list svg { width: 17px; height: 17px; color: var(--orange-ink); margin-top: 0.28em; }

.modules { counter-reset: mod; display: grid; }
.module {
  counter-increment: mod;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem clamp(1rem, 2vw, 1.8rem);
  padding-block: clamp(1.1rem, 2vw, 1.5rem);
  border-bottom: 1px solid var(--rule);
}
.module:first-child { border-top: 1px solid var(--rule); }
.module::before {
  content: counter(mod, decimal-leading-zero);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-small);
  color: var(--orange-ink);
  padding-top: 0.15em;
}
.module h3 { font-size: 1.06rem; margin-bottom: 0.3rem; letter-spacing: -0.014em; }
.module p { color: var(--ink-muted); font-size: var(--fs-small); max-width: 68ch; }

.course-aside {
  position: sticky;
  top: clamp(88px, 8vw, 116px);
  background: var(--cream-sub);
  border: 1px solid var(--rule);
  padding: clamp(1.3rem, 2.4vw, 1.9rem);
}
.course-aside h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.course-aside p { font-size: var(--fs-small); color: var(--ink-muted); margin-bottom: 1.2rem; }
.course-aside .btn { width: 100%; margin-bottom: 0.55rem; }

.related { border-top: 1px solid var(--rule); padding-block: clamp(3rem, 6vw, 5rem); }
.related h2 { font-size: var(--fs-h3); margin-bottom: 1.6rem; }

@media (max-width: 900px) {
  .course-body { grid-template-columns: 1fr; }
  .course-aside { position: static; }
}

/* ============================================================
   13. MOBİL MENÜ
   ============================================================ */
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav-main {
    position: fixed;
    inset: 0;
    z-index: 1;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.4rem;
    padding: 2rem var(--pad);
    background: var(--cream);
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.62s var(--ease-out);
    pointer-events: none;
  }
  body.menu-open .nav-main { clip-path: inset(0 0 0 0); pointer-events: auto; }
  /* Header üzerindeki transform, içindeki position:fixed menüyü hapseder. */
  body.menu-open .site-header { transform: none !important; }
  .nav-main ul { flex-direction: column; gap: 1.1rem; }
  .nav-main .nav-link { font-size: 1.6rem; font-family: var(--font-display); font-weight: 600; color: var(--ink); }
  body.menu-open { overflow: hidden; }
  body.menu-open .site-header { z-index: calc(var(--z-menu) + 1); }
  .header-inner { position: relative; z-index: 2; }
  /* Açık menü paneli (z-index 1) logonun ve kapatma düğmesinin üstünü örtmesin */
  .brand, .nav-toggle { z-index: 2; }
}

/* ============================================================
   14. GİRİŞ ANİMASYONLARI
   Görünürlük varsayılan; JS yalnızca zenginleştirir.
   ============================================================ */
.js .reveal { opacity: 0; transform: translateY(22px); }
.reveal-line .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: 0.06em; position: relative; }
.reveal-line .line-in { display: inline-block; }
/* Satır maskesi transform ile değil opaklıkla gizlenir; GSAP yüzdeli
   CSS transform'unu kendi değerinin üstüne eklediği için transform burada kullanılmaz. */
.js .reveal-line .line-in { opacity: 0; }

/* ============================================================
   14b. DOKUNMATİK UYARLAMA
   Ekran boyutu değil giriş yöntemi: kaba işaretçide (parmak)
   hedefler 44px sınırına çekilir. (impeccable adapt + WCAG 2.5.8)
   ============================================================ */
@media (pointer: coarse) {
  .brand { padding-block: 0.55rem; }
  .nav-link { padding-block: 0.7rem; }
  .lang-switch a { padding: 0.85rem 0.5rem; }
  .filter { padding: 0.92rem 1.3rem; }
  .project-link { padding-block: 0.55rem; }
  .crumb { padding-block: 0.55rem; }
  .footer-cols ul { gap: 0.1rem; }
  .footer-cols a { padding-block: 0.6rem; }
}

/* Çentikli cihazlarda güvenli alan */
.site-footer {
  padding-bottom: max(clamp(1.6rem, 3vw, 2.4rem), env(safe-area-inset-bottom));
}

/* ============================================================
   14c. BÜLTEN — popup ve footer alanı
   MailerLite yalnızca uç nokta olarak kullanılır; görünüm sitenin kendi
   token'larıyla kuruludur. Form gizli iframe'e POST edilir.
   ============================================================ */
.ml-sink { display: none; width: 0; height: 0; border: 0; }

.nl-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 50%;
  background: var(--orange-soft);
  color: var(--orange-ink);
}
.nl-mark svg { width: 23px; height: 23px; }
.nl-mark--sm { width: 38px; height: 38px; background: color-mix(in srgb, var(--orange) 20%, transparent); color: var(--orange); }
.nl-mark--sm svg { width: 19px; height: 19px; }

/* ---- ortak form ---- */
.nl-form { display: grid; gap: 0.6rem; }
.nl-form input[type='email'] {
  font: 400 var(--fs-body)/1.5 var(--font-body);
  color: var(--ink);
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 0.82rem 0.95rem;
  width: 100%;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.nl-form input[type='email']::placeholder { color: #7A756B; }
.nl-form input[type='email']:focus {
  border-color: var(--ink);
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--orange) 25%, transparent);
}
/* Bülten butonları: kayan dolgu yerine kanal kartlarındaki gibi düz renk geçişi */
.nl-form .btn { width: 100%; }
.nl-form .btn::before { display: none; }
.nl-form .btn {
  transition: background-color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}
.nl-form .btn:hover,
.nl-form .btn:focus-visible {
  background: color-mix(in srgb, var(--orange) 84%, var(--ink));
  border-color: color-mix(in srgb, var(--orange) 84%, var(--ink));
  color: #fff;
}
.nl-form .btn .arrow { transition: none; }
.nl-form .btn:hover .arrow { transform: none; }

/* ---- popup ---- */
.nl-pop {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: var(--pad);
}
.nl-pop[hidden] { display: none; }
.nl-pop-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--dark) 62%, transparent);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  opacity: 0;
  transition: opacity 0.42s var(--ease-out);
}
.nl-pop-card {
  position: relative;
  width: min(100%, 466px);
  background: var(--cream);
  border: 1px solid var(--rule);
  box-shadow: 0 32px 70px -34px rgba(24, 21, 17, 0.5);
  padding: clamp(1.7rem, 4vw, 2.5rem);
  opacity: 0;
  transform: scale(0.96) translateY(10px);
  transition: opacity 0.42s var(--ease-out), transform 0.42s var(--ease-out);
}
.nl-pop.is-open .nl-pop-backdrop { opacity: 1; }
.nl-pop.is-open .nl-pop-card { opacity: 1; transform: scale(1) translateY(0); }

.nl-pop-x {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: none;
  border: 0;
  border-radius: 50%;
  color: var(--ink-muted);
  cursor: pointer;
  transition: background-color 0.3s var(--ease-out), color 0.3s var(--ease-out);
}
.nl-pop-x svg { width: 18px; height: 18px; }
.nl-pop-x:hover { background: var(--cream-deep); color: var(--ink); }

.nl-pop-body { display: grid; gap: 0.85rem; }
.nl-pop-body h2 {
  font-size: clamp(1.4rem, 1.2rem + 0.9vw, 1.75rem);
  letter-spacing: -0.012em;
  margin-top: 0.25rem;
}
.nl-lede { color: var(--ink-body); font-size: var(--fs-small); max-width: 42ch; }
.nl-pop-body .nl-form { margin-top: 0.35rem; }
.nl-note { font-size: var(--fs-micro); color: var(--ink-muted); }

/* ---- başarı ---- */
.nl-done {
  display: grid;
  justify-items: center;
  gap: 1rem;
  text-align: center;
  padding: 1.6rem 0 0.6rem;
}
.nl-done[hidden] { display: none; }
.nl-done .tick { width: 66px; height: auto; overflow: visible; }
.nl-done-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.06rem;
  color: var(--ink);
  max-width: 26ch;
  opacity: 0;
  transform: translateY(8px);
  filter: blur(4px);
}
.nl-done.is-in .tick-ring { animation: tick-ring 0.62s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
.nl-done.is-in .tick-mark { animation: tick-mark 0.34s cubic-bezier(0.16, 1, 0.3, 1) 0.34s forwards; }
.nl-done.is-in .tick { animation: tick-pop 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both; }
.nl-done.is-in .nl-done-text { animation: done-text 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.56s forwards; }

/* ---- footer alanı ---- */
.footer-nl {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 3rem);
  align-items: center;
  padding-block: clamp(1.6rem, 3vw, 2.2rem);
  border-bottom: 1px solid color-mix(in srgb, var(--on-dark) 16%, transparent);
}
.footer-nl-txt { display: flex; align-items: center; gap: 0.9rem; }
.footer-nl-txt b {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--on-dark);
  margin-bottom: 1px;
}
.footer-nl-txt span { font-size: var(--fs-micro); color: var(--on-dark-mut); }

.nl-form--row {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.55rem;
}
.nl-form--row input[type='email'] {
  background: color-mix(in srgb, var(--on-dark) 8%, transparent);
  border-color: color-mix(in srgb, var(--on-dark) 22%, transparent);
  color: var(--on-dark);
  padding: 0.78rem 0.9rem;
}
.nl-form--row input[type='email']::placeholder { color: var(--on-dark-mut); }
.nl-form--row input[type='email']:focus {
  border-color: var(--orange);
  background: color-mix(in srgb, var(--on-dark) 12%, transparent);
}
/* Koyu footer'da turuncu gölge kirli görünüyor; orada gölgesiz çalışır */
.nl-form--row .btn { width: auto; white-space: nowrap; box-shadow: none; }
.nl-form--row .btn:hover { box-shadow: none; }

.nl-done--row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0;
  text-align: left;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--orange);
}
.nl-done--row[hidden] { display: none; }
.nl-done--row svg { width: 20px; height: 20px; flex: none; }

@media (max-width: 760px) {
  .footer-nl { grid-template-columns: 1fr; align-items: start; }
  .nl-form--row { grid-template-columns: 1fr; }
  .nl-form--row .btn { width: 100%; }
}

/* ============================================================
   15. SAYFA GEÇİŞLERİ (cross-document View Transitions)
   Destekleyen tarayıcılarda sayfalar arası yumuşak geçiş;
   header kendi grubunda kalır, içerik kısa bir kaymayla değişir.
   ============================================================ */
@view-transition { navigation: auto; }

.header-inner { view-transition-name: site-header; }

::view-transition-old(root) {
  animation: vt-out 0.18s cubic-bezier(0.4, 0, 1, 1) both;
}
::view-transition-new(root) {
  animation: vt-in 0.32s var(--ease-out) both;
}
@keyframes vt-out {
  to { opacity: 0; transform: translateY(-10px); }
}
@keyframes vt-in {
  from { opacity: 0; transform: translateY(12px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .js .reveal-line .line-in { opacity: 1 !important; transform: none !important; }
  .js .hl-stroke path { clip-path: none !important; transition: none !important; }
  /* Onay katmanı: hareket yerine sade beliriş (polish-opacity-fallback) */
  .tick-ring, .tick-mark { stroke-dashoffset: 0 !important; animation: none !important; }
  .form-done-text { opacity: 1 !important; transform: none !important; filter: none !important; animation: none !important; }
  .form-card.is-done .form-done .tick { animation: none !important; }
  .channel--cta::after { animation: none !important; opacity: 0; }
  /* Bülten: hareket yerine sade beliriş */
  .nl-pop-backdrop, .nl-pop-card { transition: none !important; }
  .nl-done .tick-ring, .nl-done .tick-mark { stroke-dashoffset: 0 !important; animation: none !important; }
  .nl-done .tick, .nl-done .nl-done-text { animation: none !important; }
  .nl-done-text { opacity: 1 !important; transform: none !important; filter: none !important; }
  ::view-transition-old(root), ::view-transition-new(root) { animation: none !important; }
}

/* ============================================================
   SERTİFİKALAR SAYFASI (/sertifikalar/) — kutusuz ızgara: ince çizgilerle bölünmüş hücreler, sertifika ortada,
   altında kurum, ad ve marka logosu. Karta tıklayınca dönen kart + detay penceresi (build.mjs sertifikaScript).
   ============================================================ */
.certs { padding-block: clamp(2.2rem, 4vw, 3.4rem) var(--gap-section); }
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: clamp(1rem, 1.8vw, 1.4rem);
}
/* Oval köşeli, gölgeli kart; pencerenin ön yüzü de aynı görünüm */
.cert-card, .cm-on {
  border: 0;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(24, 21, 17, 0.05), 0 14px 34px -16px rgba(24, 21, 17, 0.2);
  padding: 2rem 1.5rem 1.3rem;
  text-align: center;
  display: flex;
}
.cert-card {
  appearance: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
  transition: transform 0.6s var(--ease-out), box-shadow 0.6s var(--ease-out);
}
@media (hover: hover) {
  .cert-card:hover { transform: translateY(-4px); box-shadow: 0 2px 4px rgba(24, 21, 17, 0.05), 0 26px 46px -20px rgba(24, 21, 17, 0.28); }
}
.cert-card:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.cert-card.is-out { display: none; }
.cert-yuz { display: flex; flex-direction: column; align-items: center; gap: 0.45rem; width: 100%; flex: 1; }
.cert-badge {
  display: block;
  width: 124px;
  height: 124px;
  object-fit: contain;
  margin-bottom: 0.8rem;
  filter: drop-shadow(0 16px 18px rgba(24, 21, 17, 0.16));
  transition: transform 0.6s var(--ease-out);
}
@media (hover: hover) { .cert-card:hover .cert-badge { transform: translateY(-4px) rotate(-3deg); } }
.cert-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.06rem;
  line-height: 1.26;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
.cert-foot {
  margin-top: auto;
  width: 100%;
  padding-top: 0.9rem;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.cert-title { margin-bottom: 0.9rem; }
.cert-ac {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-micro);
  font-weight: 700;
  color: var(--ink);
  transition: gap 0.35s var(--ease-out), color 0.35s var(--ease-out);
}
.cert-ac svg { width: 14px; height: 14px; }
.cert-card:hover .cert-ac { gap: 0.7rem; color: var(--orange-ink); }

/* Marka logosu: ikon + ad, künye satırı boyunda */
.marka {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--fs-micro);
  color: var(--ink);
  line-height: 1;
}
.marka svg { width: 14px; height: 14px; flex: none; }
.marka b { font-weight: 700; letter-spacing: -0.005em; }

/* Detay penceresi: bulanık perde + dönen kart. Ön yüz kartın kopyası, arka yüz sertifikanın "arkası" */
.cm {
  position: fixed;
  inset: 0;
  z-index: var(--z-menu);
  display: grid;
  place-items: center;
  padding: 1rem;
  perspective: 1600px;
}
.cm[hidden] { display: none; }
.cm-perde {
  position: absolute;
  inset: 0;
  /* Bulanıklık 0'dan gelir ve 0'a döner: arka plan bulanıklaşarak gelir, netleşerek gider (kartın dönüşüyle aynı süre) */
  background: rgba(23, 20, 17, 0);
  -webkit-backdrop-filter: blur(0px) saturate(1);
  backdrop-filter: blur(0px) saturate(1);
  transition: background-color 1s cubic-bezier(0.45, 0, 0.15, 1), -webkit-backdrop-filter 1s cubic-bezier(0.45, 0, 0.15, 1),
              backdrop-filter 1s cubic-bezier(0.45, 0, 0.15, 1);
}
.cm.is-acik .cm-perde {
  background: rgba(23, 20, 17, 0.34);
  -webkit-backdrop-filter: blur(14px) saturate(0.9);
  backdrop-filter: blur(14px) saturate(0.9);
}
@media (prefers-reduced-motion: reduce) { .cm-perde { transition-duration: 0.3s; } }
.cm-kart {
  position: relative;
  width: min(620px, 100%);
  transform-style: preserve-3d;
  will-change: transform;
}
.cm-on, .cm-arka { -webkit-backface-visibility: hidden; backface-visibility: hidden; }
/* Ön yüz: kartın birebir kopyası, kartın ölçüsünde (genişlik/yükseklik betikle verilir), ortada */
.cm-on {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  box-sizing: border-box;
}
.cm-arka {
  position: relative;
  transform: rotateY(180deg);
  background: var(--cream);
  border-radius: 26px;
  max-height: calc(100svh - 2rem);
  overflow: auto;
  padding: 2.2rem 2.4rem 2rem;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06), 0 44px 90px -30px rgba(0, 0, 0, 0.5);
}
.cm-badge {
  width: 118px;
  height: 118px;
  object-fit: contain;
  display: block;
  margin: 0 auto 1rem;
  filter: drop-shadow(0 18px 22px rgba(24, 21, 17, 0.18));
}
.cm-arka h2 {
  margin: 0.4rem 0 0.8rem;
  font-size: clamp(1.4rem, 1.2rem + 0.9vw, 1.85rem);
  line-height: 1.15;
  letter-spacing: -0.012em;
  text-wrap: balance;
}
.cm-arka .cm-ozet { margin: 0 auto; max-width: 46ch; color: var(--ink-body); line-height: 1.6; }
/* Ayrıntılar: kapsam listesi, ilgili eğitimler (sola yaslı) */
.cm-bolum { margin-top: 1.4rem; text-align: left; }
.cm-bolum h3 {
  margin: 0 0 0.7rem;
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.cm-liste { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.cm-liste li { display: grid; grid-template-columns: 18px 1fr; gap: 0.6rem; align-items: start; font-size: var(--fs-small); line-height: 1.5; color: var(--ink-body); }
.cm-liste svg { width: 16px; height: 16px; margin-top: 0.15rem; color: var(--orange); }
.cm-egitim { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.cm-egitim a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 36px;
  padding: 0 0.9rem;
  border-radius: 999px;
  background: #fff;
  font-size: 0.86rem;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out);
}
.cm-egitim a svg { width: 13px; height: 13px; }
.cm-egitim a:hover { background: var(--ink); color: #fff; }
.cm-alt {
  margin-top: 1.6rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.cm-x {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--rule);
  background: #fff;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--ink);
  cursor: pointer;
}
.cm-x:hover { border-color: var(--ink); }
@media (max-width: 520px) {
  .cm-arka { padding: 2.4rem 1.4rem 1.6rem; }
  .cm-alt { justify-content: center; }
}

/* ============================================================
   MUHAMMETFIDAN.COM EKLERİ — portreli giriş, özgeçmiş, adımlar,
   referanslar, koçluk/kitap ikilisi, kitaplar sayfası
   ============================================================ */

/* Giriş: solda metin, sağda petrol zemin üzerinde kesilmiş portre */
.hero--portre .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
}
.hero--portre .hero-copy { max-width: none; padding-bottom: clamp(0.5rem, 2vw, 2rem); }
.hero--portre h1 { max-width: 16ch; }
.hero-portre {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  max-width: 440px;
  justify-self: end;
  width: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
  border-radius: 4px;
  background: linear-gradient(to top, var(--ink) 0 72%, transparent 72%);
}
.hero-portre img { width: 94%; height: auto; display: block; }
.hero-portre figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  font-size: var(--fs-micro);
  color: var(--on-dark-mut);
  background: linear-gradient(to top, rgba(10, 30, 36, 0.78), transparent);
}
.hero-portre figcaption b { color: var(--on-dark); font-weight: 700; }
@media (max-width: 860px) {
  .hero--portre .hero-grid { grid-template-columns: 1fr; align-items: start; }
  .hero-portre { justify-self: start; max-width: 340px; }
}

/* Hakkında: solda kariyer ve eğitim listesi, sağda metin */
.about-grid--cv { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
.cv h3 {
  font-size: var(--fs-micro);
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange-ink);
  margin-bottom: 0.9rem;
}
.cv h3:not(:first-child) { margin-top: 2.2rem; }
.cv-list { list-style: none; padding: 0; border-left: 1px solid var(--rule); }
.cv-list li {
  position: relative;
  padding: 0 0 1.05rem 1.25rem;
  display: grid;
  gap: 0.1rem;
  font-size: var(--fs-small);
}
.cv-list li::before {
  content: '';
  position: absolute;
  left: -4px; top: 0.5em;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--cream);
  border: 1.5px solid var(--ink);
}
.cv-list li:first-child::before { background: var(--orange); border-color: var(--orange); }
.cv-list b { color: var(--ink); font-weight: 700; }
.cv-list span { color: var(--ink-body); }
.cv-list small { color: var(--ink-muted); font-size: var(--fs-micro); }
.cv-list a { color: var(--orange-ink); font-weight: 600; text-decoration: none; }
.cv-list a:hover { text-decoration: underline; }
.about-quote {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  margin-top: 1.8rem !important;
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 1.1rem + 1vw, 1.8rem);
  line-height: 1.25;
  color: var(--ink);
}
.about-quote svg { flex: none; width: 28px; height: 28px; color: var(--orange); margin-top: 0.15rem; }
@media (max-width: 860px) { .about-grid--cv { grid-template-columns: 1fr; } }

/* Hafif tonlu bölüm zemini */
main > section.sec-tint { background: var(--cream-sub); }

/* Nasıl çalışıyoruz: dört adım */
.steps {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.6rem);
}
.steps li {
  padding: 1.4rem 1.3rem 1.5rem;
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: 4px;
}
.step-no {
  display: inline-grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.steps li:last-child .step-no { background: var(--orange); }
.steps h3 { font-size: 1.3rem; margin-bottom: 0.4rem; }
.steps p { font-size: var(--fs-small); color: var(--ink-muted); }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Bazı projeler: kurum adı + iş, iki sütun liste */
.refs {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 4vw, 4rem);
  border-top: 1px solid var(--rule);
}
.refs li {
  display: grid;
  grid-template-columns: minmax(9rem, 0.42fr) minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rule);
  font-size: var(--fs-small);
}
.refs b { color: var(--ink); font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; line-height: 1.3; }
.refs span { color: var(--ink-body); }
@media (max-width: 860px) { .refs { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .refs li { grid-template-columns: 1fr; gap: 0.2rem; } }

/* Koçluk + kitaplar ikilisi */
.duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(1rem, 2.4vw, 2rem); }
.duo-card {
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
}
.duo-card h2 { font-size: var(--fs-h3); }
.duo-card > p, .duo-card div > p { color: var(--ink-body); max-width: 46ch; }
.duo-list { list-style: none; padding: 0; display: grid; gap: 0.45rem; margin-bottom: 0.4rem; font-size: var(--fs-small); }
.duo-list li { display: flex; gap: 0.55rem; align-items: center; color: var(--ink); }
.duo-list svg { width: 14px; height: 14px; color: var(--orange); flex: none; }
.duo-card .btn { margin-top: auto; }
.duo-card--kitap { flex-direction: row; align-items: stretch; gap: clamp(1.2rem, 2.6vw, 2rem); }
.duo-card--kitap > div { display: flex; flex-direction: column; align-items: flex-start; gap: 1rem; }
.duo-cover { flex: none; width: clamp(110px, 12vw, 150px); align-self: flex-start; }
.duo-cover img { width: 100%; border-radius: 3px; box-shadow: 0 14px 30px -14px rgba(15, 30, 35, 0.45); }
.duo-kitap { display: grid; gap: 0.1rem; font-size: var(--fs-small); }
.duo-kitap b { color: var(--ink); font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; }
.duo-kitap span { color: var(--ink-muted); }
@media (max-width: 860px) { .duo { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .duo-card--kitap { flex-direction: column; } }

/* Koçluk ve kitaplar sayfaları: eğitim sayfası başlığının sade hâli */
.page-hero .course-head { margin-bottom: 0; }
.page-body { padding-block: clamp(2.5rem, 5vw, 4rem) clamp(1rem, 3vw, 2rem); display: grid; gap: clamp(2.5rem, 5vw, 4rem); }
.page-body .block { max-width: 920px; }

/* Kitaplar */
.book {
  display: grid;
  grid-template-columns: minmax(150px, 260px) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--rule);
}
.book:last-child { border-bottom: 0; }
.book-cover { width: 100%; height: auto; border-radius: 4px; box-shadow: 0 18px 40px -18px rgba(15, 30, 35, 0.5); }
.book-cover--yakinda {
  aspect-ratio: 720 / 1154;
  background: var(--ink);
  color: #fff;
  padding: 1.4rem 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.book-cover--yakinda span { font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.04em; }
.book-cover--yakinda b { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.7rem, 1.2rem + 1.4vw, 2.3rem); line-height: 1.04; }
.book-cover--yakinda i { font-style: normal; font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #E58A6A; }
.book-text { display: grid; gap: 0.9rem; max-width: 62ch; }
.book-text h2 { font-size: var(--fs-h2); }
.book-meta { color: var(--orange-ink); font-weight: 600; font-size: var(--fs-small); }
.book-quote {
  margin: 0.8rem 0 0;
  padding: 1.3rem 1.4rem 1.3rem 1.3rem;
  background: var(--cream-sub);
  border-radius: 4px;
  display: grid;
  gap: 0.8rem;
}
.book-quote svg { width: 26px; height: 26px; color: var(--orange); }
.book-quote p { font-family: var(--font-display); font-size: clamp(1.15rem, 1rem + 0.5vw, 1.35rem); line-height: 1.4; color: var(--ink); }
.book-quote footer { display: grid; font-size: var(--fs-small); }
.book-quote footer b { color: var(--ink); }
.book-quote footer span { color: var(--ink-muted); }
@media (max-width: 640px) { .book { grid-template-columns: 1fr; } .book-cover, .book-cover--yakinda { max-width: 220px; } }

/* Sertifika penceresinde tarih */
.cm-tarih { color: var(--ink-muted); font-size: var(--fs-small); margin-top: -0.4rem; }