/* =====================================================================
   Kurumsal Akademi Tasarım Okulu — Tasarım Sistemi
   Kimlik: Gece Lacivert #0D1B30 · Altın #C79A3E · Beyaz
   Seviye renkleri: Temel #3E6EA6 · Gelişim #1E9083 · İleri #C79A3E
   Tipografi: Fraunces (başlık, serif) · Inter (metin/arayüz)
   ===================================================================== */

:root {
  /* çekirdek */
  --navy-950:#081222;
  --navy-900:#0D1B30;
  --navy-850:#101F38;
  --navy-800:#152641;
  --navy-700:#1C3252;
  --ink:#0F1E33;
  --text:#1E2A3D;
  --muted:#54627A;
  --muted-2:#8b98ad;
  --paper:#ffffff;
  --bg:#F4F6FA;
  --bg-2:#EAEEF5;
  --line:#E1E6EF;
  --line-2:#d3dae6;
  --line-dark:rgba(255,255,255,.12);

  /* altın (marka aksanı) */
  --gold:#C79A3E;
  --gold-600:#B4862B;
  --gold-700:#8f6a1f;
  --gold-soft:#F7EFDD;
  --gold-200:#E9D4A0;

  /* seviye renkleri */
  --c-temel:#3E6EA6;    --c-temel-soft:#EAF1F8;
  --c-gelisim:#1E9083;  --c-gelisim-soft:#E1F2F0;
  --c-ileri:#C79A3E;    --c-ileri-soft:#F7EFDD;

  --font-display:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;

  --shadow-sm:0 1px 2px rgba(13,27,48,.06), 0 2px 8px rgba(13,27,48,.05);
  --shadow-md:0 12px 34px -14px rgba(13,27,48,.24);
  --shadow-lg:0 34px 70px -30px rgba(13,27,48,.42);
  --shadow-gold:0 16px 34px -16px rgba(199,154,62,.5);

  --maxw:1240px;
  --gut:clamp(20px,5vw,64px);
  --radius:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 74px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--ink);
  font-optical-sizing: auto;
}

::selection { background: var(--gold); color: var(--navy-900); }

/* ---------- Odak görünürlüğü (WCAG 2.4.7) ---------- */
:where(a, button, .filter, .cmod__head, [tabindex]):focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}
/* koyu zeminli bölümlerde daha açık halka */
.hero :focus-visible, .nav :focus-visible,
.footer :focus-visible, .dhero :focus-visible {
  outline-color: var(--gold-200);
}

/* seviye renk sınıfları — bileşenler var(--lc) [dekoratif] ve var(--lc-text) [erişilebilir metin] kullanır */
.lvl-temel   { --lc: var(--c-temel);   --lc-soft: var(--c-temel-soft);   --lc-text: #345C87; }
.lvl-gelisim { --lc: var(--c-gelisim); --lc-soft: var(--c-gelisim-soft); --lc-text: #136B60; }
.lvl-ileri   { --lc: var(--c-ileri);   --lc-soft: var(--c-ileri-soft);   --lc-text: #83611A; }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gut); }
.section { padding-block: clamp(64px,9vw,130px); position: relative; }
.section--tight { padding-block: clamp(48px,6vw,84px); }
.nw { white-space: nowrap; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 11px;
  font-family: var(--font-body);
  font-size: 12.5px; font-weight: 600; letter-spacing: .2em;
  text-transform: uppercase; color: var(--gold-700);
  margin: 0 0 22px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 2px; background: var(--gold);
}
.eyebrow--light { color: var(--gold-200); }
.eyebrow--light::before { background: var(--gold); }
.eyebrow--center { justify-content: center; }

.section-title {
  font-size: clamp(28px,4.3vw,52px);
  font-weight: 500;
  letter-spacing: -.02em;
  max-width: 20ch;
  color: var(--ink);
}
.section-title em { font-style: normal; color: var(--gold-700); }
.section-title--center { margin-inline: auto; text-align: center; max-width: 24ch; }
.lead {
  font-size: clamp(17px,1.6vw,20px); color: var(--muted);
  max-width: 64ch; line-height: 1.7;
}
.section-head { margin-bottom: clamp(36px,5vw,64px); }
.section-head--center { text-align: center; display: flex; flex-direction: column; align-items: center; }

/* ---------- Buttons ---------- */
.btn {
  --b: var(--gold);
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-body); font-weight: 600; font-size: 15px;
  letter-spacing: .01em;
  padding: 15px 26px; border: 0; cursor: pointer; border-radius: 10px;
  background: var(--b); color: var(--navy-900);
  transition: transform .35s var(--ease), background .25s, box-shadow .35s, color .25s;
  position: relative; isolation: isolate;
}
.btn svg { width: 17px; height: 17px; transition: transform .35s var(--ease); }
.btn:hover { background: var(--gold-600); transform: translateY(-2px); box-shadow: var(--shadow-gold); }
.btn:hover svg { transform: translateX(4px); }
.btn--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line-2); }
.btn--ghost:hover { background: var(--ink); color: #fff; box-shadow: none; }
.btn--dark { background: var(--navy-900); color: #fff; }
.btn--dark:hover { background: var(--navy-800); color: var(--gold-200); }
.btn--lg { padding: 17px 30px; font-size: 16px; }

/* =====================================================================
   BRAND / WORDMARK
   ===================================================================== */
/* sayfa başındaki <symbol> tanımı ekranda yer kaplamasın */
.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.brand { display: inline-flex; align-items: center; gap: 13px; }
/* logo_kato.svg — koyu metin currentColor, altın kısım sabit */
.brand__logo { display: block; width: 280px; height: auto; aspect-ratio: 1920 / 215.53; color: #fff; }
.nav.is-solid .brand__logo { color: var(--navy-900); }
.footer__brand .brand__logo { width: 320px; }

/* =====================================================================
   NAVBAR
   ===================================================================== */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .4s var(--ease), box-shadow .4s, padding .4s;
  padding-block: 16px;
}
/* slider'lı sayfa: navbar akışta yer tutar, görselin üstüne binmez */
.nav--pinned { position: sticky; }
.nav__inner { display: flex; align-items: center; gap: 28px; }
.nav__logo { display: flex; align-items: center; }
.nav__menu { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav__link {
  font-family: var(--font-body); font-weight: 500; font-size: 15px;
  color: rgba(255,255,255,.82); padding: 9px 14px; position: relative;
  transition: color .25s;
}
.nav__link::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 5px; height: 2px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__link:hover { color: #fff; }
.nav__link:hover::after { transform: scaleX(1); }
.nav__cta { margin-left: 10px; }

/* Zemin + blur ::before üzerinde durur: backdrop-filter doğrudan .nav'a
   verilirse .nav içindeki position:fixed mobil menü viewport'a değil nav'a
   göre konumlanır (menü nav yüksekliğinde kalır + sayfayı yatay taşırır). */
.nav::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  box-shadow: 0 1px 0 var(--line), var(--shadow-sm);
  opacity: 0; transition: opacity .4s var(--ease);
}
.nav.is-solid::before { opacity: 1; }
.nav.is-solid { padding-block: 10px; }
.nav.is-solid .nav__link { color: var(--muted); }
.nav.is-solid .nav__link:hover { color: var(--ink); }

.nav__burger {
  display: none; margin-left: auto; width: 46px; height: 46px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25);
  cursor: pointer; position: relative; border-radius: 10px;
}
.nav.is-solid .nav__burger { background: var(--bg-2); border-color: var(--line); }
.nav__burger span { position: absolute; left: 12px; right: 12px; height: 2px; background: #fff; transition: .3s var(--ease); border-radius: 2px; }
.nav.is-solid .nav__burger span { background: var(--ink); }
.nav__burger span:nth-child(1) { top: 16px; }
.nav__burger span:nth-child(2) { top: 22px; }
.nav__burger span:nth-child(3) { top: 28px; }
body.menu-open .nav__burger span:nth-child(1) { top: 22px; transform: rotate(45deg); }
body.menu-open .nav__burger span:nth-child(2) { opacity: 0; }
body.menu-open .nav__burger span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

/* =====================================================================
   SLIDER (anasayfa üst görsel alanı)
   Görsellerde başlık/logo baskılı olduğu için üzerine overlay konmaz ve
   16/9 oranı korunarak hiçbir kenar kırpılmaz.
   ===================================================================== */
.slider { position: relative; background: var(--navy-950); }
.slider__viewport { overflow: hidden; }
.slider__track {
  display: flex; margin: 0; padding: 0; list-style: none;
  transition: transform .6s var(--ease);
}
.slider__slide { flex: 0 0 100%; min-width: 0; }
.slider__slide img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }

.slider__arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 52px; height: 52px; display: grid; place-items: center;
  cursor: pointer; border-radius: 50%; color: #fff;
  background: rgba(10,22,41,.45); border: 1px solid rgba(255,255,255,.3);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  transition: background .25s, border-color .25s, transform .25s var(--ease);
}
.slider__arrow svg { width: 22px; height: 22px; }
.slider__arrow:hover { background: var(--gold); border-color: var(--gold); color: var(--navy-900); }
.slider__arrow--prev { left: clamp(12px, 2vw, 28px); }
.slider__arrow--next { right: clamp(12px, 2vw, 28px); }
.slider__arrow--prev:hover { transform: translateY(-50%) translateX(-3px); }
.slider__arrow--next:hover { transform: translateY(-50%) translateX(3px); }

@media (prefers-reduced-motion: reduce) {
  .slider__track { transition: none; }
}

/* =====================================================================
   HERO
   ===================================================================== */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background:
    radial-gradient(120% 90% at 82% 8%, #1a3457 0%, transparent 55%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-950) 100%);
  padding-top: clamp(140px,17vh,196px); padding-bottom: clamp(72px,11vh,128px);
  min-height: 100svh; display: flex; align-items: center;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero__grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 66px 66px;
  mask-image: radial-gradient(115% 80% at 74% 26%, #000 30%, transparent 76%);
  -webkit-mask-image: radial-gradient(115% 80% at 74% 26%, #000 30%, transparent 76%);
}
.hero__glow {
  position: absolute; width: 720px; height: 720px; border-radius: 50%;
  background: radial-gradient(circle, rgba(199,154,62,.24), transparent 62%);
  top: -220px; right: -160px; filter: blur(10px);
}
/* yükselen basamaklar motifi (3 seviye) */
.hero__steps {
  position: absolute; right: clamp(-40px,-2vw,0px); bottom: 0; z-index: 0;
  width: min(46vw, 560px); aspect-ratio: 1 / .82;
  display: flex; align-items: flex-end; gap: clamp(8px,1vw,14px);
  opacity: .5; pointer-events: none;
  mask-image: linear-gradient(180deg, transparent, #000 40%);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 40%);
}
.hero__step { flex: 1; border-radius: 8px 8px 0 0; }
.hero__step--1 { height: 42%; background: linear-gradient(180deg, rgba(62,110,166,.5), rgba(62,110,166,.06)); border: 1px solid rgba(62,110,166,.35); border-bottom: 0; }
.hero__step--2 { height: 68%; background: linear-gradient(180deg, rgba(30,144,131,.5), rgba(30,144,131,.06)); border: 1px solid rgba(30,144,131,.35); border-bottom: 0; }
.hero__step--3 { height: 100%; background: linear-gradient(180deg, rgba(199,154,62,.6), rgba(199,154,62,.06)); border: 1px solid rgba(199,154,62,.4); border-bottom: 0; }

.hero__inner { position: relative; z-index: 2; }
.hero__tag {
  display: inline-flex; align-items: center; gap: 11px; margin-bottom: 28px;
  padding: 8px 16px 8px 13px; background: rgba(255,255,255,.05); border-radius: 100px;
  border: 1px solid rgba(255,255,255,.14);
  font-family: var(--font-body); font-size: 13px; letter-spacing: .05em; font-weight: 500;
  color: rgba(255,255,255,.85);
}
.hero__tag-mark { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); flex: none; box-shadow: 0 0 0 4px rgba(199,154,62,.2); }
.hero h1 {
  color: #fff; font-size: clamp(42px,7.6vw,96px); line-height: 1.0;
  letter-spacing: -.03em; font-weight: 500;
}
.hero h1 .accent { color: var(--gold); font-style: italic; }
.hero__slogan {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 2px;
  font-family: var(--font-body); font-weight: 600;
  font-size: clamp(16px,2vw,22px); color: #fff; margin-top: 28px;
  letter-spacing: .02em;
}
.hero__slogan .word { padding-right: 2px; }
.hero__slogan .sep { color: var(--gold); margin: 0 12px; font-weight: 400; }
.hero__sub {
  margin-top: 24px; max-width: 60ch; color: rgba(255,255,255,.68);
  font-size: clamp(16px,1.5vw,18.5px); line-height: 1.72;
}
.hero__actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.hero__btn-ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.4); }
.hero__btn-ghost:hover { background: rgba(255,255,255,.1); box-shadow: inset 0 0 0 1.5px #fff; transform: translateY(-2px); color: #fff; }
.hero__meta { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 26px; }
.hero__meta div { display: flex; align-items: baseline; gap: 9px; }
.hero__meta b { font-family: var(--font-display); font-weight: 600; font-size: 26px; color: var(--gold); }
.hero__meta span { font-size: 13.5px; color: rgba(255,255,255,.6); letter-spacing: .02em; }

@media (min-width: 1081px) {
  .hero__inner { display: grid; grid-template-columns: minmax(0,1fr) clamp(340px,32%,420px); column-gap: clamp(40px,4.5vw,76px); align-items: center; }
  .hero__head { min-width: 0; }
  .hero__lead { max-width: none; }
  .hero__lead .hero__sub { max-width: none; margin-top: 0; }
}

.hero__scroll {
  position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%); z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 9px;
  font-family: var(--font-body); font-size: 11px; letter-spacing: .24em; text-transform: uppercase;
  color: rgba(255,255,255,.5);
}
.hero__scroll .mouse { width: 24px; height: 38px; border: 2px solid rgba(255,255,255,.32); border-radius: 14px; position: relative; }
.hero__scroll .mouse::after { content: ""; position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; background: var(--gold); border-radius: 2px; transform: translateX(-50%); animation: scrolldot 1.6s var(--ease) infinite; }
@keyframes scrolldot { 0% { opacity: 0; transform: translate(-50%,0); } 40% { opacity: 1; } 80% { opacity: 0; transform: translate(-50%,12px); } 100% { opacity: 0; } }

/* marquee strip */
.strip { background: var(--navy-950); border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); overflow: hidden; padding-block: 15px; }
.marquee { display: flex; gap: 0; white-space: nowrap; width: max-content; animation: marquee 44s linear infinite; }
.marquee span {
  font-family: var(--font-body); font-size: 13.5px; letter-spacing: .05em; font-weight: 500;
  color: rgba(255,255,255,.55); padding: 0 24px; display: inline-flex; align-items: center; gap: 24px;
}
.marquee span::after { content: "◆"; color: var(--gold); font-size: 8px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* =====================================================================
   ABOUT
   ===================================================================== */
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px,6vw,80px); align-items: start; }
.about__lede p { font-size: clamp(19px,2vw,23px); line-height: 1.55; color: var(--text); margin: 0 0 22px; font-weight: 400; font-family: var(--font-display); }
.about__body p { color: var(--muted); margin: 0 0 20px; }
.about__body p:last-child { margin-bottom: 0; }
.about__quote {
  margin-top: 8px; padding: 38px 34px; background: var(--navy-900); color: #fff; border-radius: var(--radius);
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 16px;
}
.about__quote::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--gold); }
.about__quote p { color: #fff; font-family: var(--font-display); font-weight: 500; font-style: italic; font-size: clamp(19px,1.7vw,24px); margin: 0; line-height: 1.4; }
.about__quote span.who { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-200); font-family: var(--font-body); font-weight: 600; }

/* =====================================================================
   LEVELS (Program Yapısı — 3 seviye)
   ===================================================================== */
.levels { background: var(--paper); }
.levels__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.lvl {
  position: relative; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px 28px; overflow: hidden; display: flex; flex-direction: column;
  transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
}
.lvl::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--lc); }
.lvl:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.lvl__head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 22px; }
.lvl__step { display: flex; align-items: flex-end; gap: 3px; height: 34px; }
.lvl__step i { display: block; width: 8px; background: var(--lc); opacity: .3; border-radius: 2px; }
.lvl__step i:nth-child(1) { height: 40%; }
.lvl__step i:nth-child(2) { height: 70%; }
.lvl__step i:nth-child(3) { height: 100%; opacity: 1; }
.lvl__no { font-family: var(--font-display); font-weight: 600; font-size: 46px; line-height: 1; color: var(--lc-soft); letter-spacing: -.03em; }
.lvl__tag { display: inline-block; align-self: flex-start; font-size: 11.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--lc-text); background: var(--lc-soft); padding: 5px 12px; border-radius: 100px; margin-bottom: 14px; }
.lvl__name { font-family: var(--font-display); font-weight: 600; font-size: 23px; color: var(--ink); letter-spacing: -.01em; }
.lvl__sub { font-size: 14px; color: var(--lc-text); font-weight: 600; margin-top: 4px; }
.lvl__desc { color: var(--muted); font-size: 15.5px; line-height: 1.6; margin-top: 16px; }
.lvl__foot { margin-top: auto; padding-top: 20px; display: flex; align-items: center; justify-content: space-between; }
.lvl__count { font-family: var(--font-body); font-weight: 600; font-size: 14px; color: var(--ink); }
.lvl__count span { color: var(--muted); font-weight: 500; }
.lvl__go { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; font-size: 13.5px; color: var(--lc-text); transition: gap .3s; }
.lvl:hover .lvl__go { gap: 12px; }
.lvl__go svg { width: 15px; height: 15px; }

/* =====================================================================
   METHOD (Nasıl İşliyor — 4 ilke)
   ===================================================================== */
.method { background: var(--bg); }
.method__grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.mstep {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px 32px; position: relative; overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
}
.mstep:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.mstep__no { font-family: var(--font-display); font-weight: 600; font-size: 15px; color: var(--gold-700); letter-spacing: .04em; }
.mstep__line { width: 100%; height: 1px; background: var(--line); margin: 16px 0 18px; }
.mstep__title { font-size: 20px; letter-spacing: -.01em; margin-bottom: 12px; color: var(--ink); }
.mstep__txt { color: var(--muted); font-size: 15px; line-height: 1.6; }

/* =====================================================================
   WORKSHOP CATALOG
   ===================================================================== */
.cat { background: var(--bg); }
.cat__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 40px; }
.cat__filters { flex-basis: 100%; display: flex; flex-wrap: wrap; gap: 10px; }
.filter {
  font-family: var(--font-body); font-weight: 600; font-size: 13.5px; letter-spacing: .01em;
  color: var(--muted); cursor: pointer; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 9px; height: 42px; padding: 0 18px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 100px;
  transition: transform .3s var(--ease), border-color .3s, background .25s, color .25s, box-shadow .3s;
}
.filter__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--fc, var(--gold)); flex: none; }
.filter:hover { color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow-sm); border-color: var(--line-2); }
.filter.is-active { background: var(--navy-900); border-color: var(--navy-900); color: #fff; }
.cat__grid.is-filtered .wcard.reveal { transition: opacity .3s var(--ease), transform .3s var(--ease); transition-delay: 0s; }

.cat__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.wcard {
  position: relative; display: flex; flex-direction: column;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 26px 24px; min-height: 236px; overflow: hidden;
  transition: transform .45s var(--ease), border-color .4s, box-shadow .4s;
}
.wcard::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--lc); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.wcard:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.wcard:hover::before { transform: scaleX(1); }
.wcard--soon { opacity: .82; }
.wcard--soon:hover { transform: none; box-shadow: none; border-color: var(--line); }
.wcard--soon:hover::before { transform: scaleX(0); }
.wcard__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 18px; }
.wcard__code { font-family: var(--font-body); font-weight: 700; font-size: 12px; letter-spacing: .06em; color: var(--lc-text); background: var(--lc-soft); padding: 5px 11px; border-radius: 100px; }
.wcard__day { font-family: var(--font-body); font-weight: 600; font-size: 12.5px; letter-spacing: .02em; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.wcard__day .dot { width: 5px; height: 5px; background: var(--lc); border-radius: 50%; }
.wcard__title { font-family: var(--font-display); font-weight: 600; font-size: 21px; color: var(--ink); line-height: 1.2; letter-spacing: -.01em; display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.4em; }
.wcard__aim { margin-top: 12px; color: var(--muted); font-size: 14.5px; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.wcard__meta { margin-top: auto; padding-top: 20px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wcard__lvl { font-size: 12.5px; font-weight: 600; color: var(--lc-text); display: inline-flex; align-items: center; gap: 7px; }
.wcard__lvl .sq { width: 9px; height: 9px; border-radius: 3px; background: var(--lc); }
.wcard__go { display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-body); font-weight: 600; font-size: 13.5px; color: var(--ink); transition: gap .3s, color .3s; }
.wcard:hover .wcard__go { gap: 12px; color: var(--lc-text); }
.wcard__go svg { width: 15px; height: 15px; }
.wcard__soon { font-family: var(--font-body); font-weight: 600; font-size: 12px; letter-spacing: .04em; color: var(--muted); background: var(--bg-2); padding: 6px 12px; border-radius: 100px; }

/* =====================================================================
   GAINS
   ===================================================================== */
.gains { background: var(--paper); }
.gains__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(36px,6vw,80px); align-items: start; }
.gains__list { display: grid; gap: 0; }
.gain { display: flex; gap: 20px; align-items: flex-start; padding: 22px 0; border-top: 1px solid var(--line); }
.gain:last-child { border-bottom: 1px solid var(--line); }
.gain__ic { flex: none; width: 40px; height: 40px; background: var(--gold-soft); color: var(--gold-700); display: grid; place-items: center; border-radius: 10px; }
.gain__ic svg { width: 20px; height: 20px; }
.gain p { margin: 0; font-size: 16.5px; color: var(--text); line-height: 1.55; padding-top: 8px; }

/* =====================================================================
   AUDIENCE
   ===================================================================== */
.aud { background: var(--bg); }
.aud__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.aud__item {
  display: flex; align-items: center; gap: 16px; padding: 22px 24px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px;
  transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.aud__item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.aud__no { font-family: var(--font-display); font-weight: 600; font-size: 17px; color: var(--gold-700); flex: none; width: 30px; }
.aud__item p { margin: 0; font-size: 16px; font-weight: 500; color: var(--ink); line-height: 1.4; }

/* =====================================================================
   FOOTER
   ===================================================================== */
.footer { background: var(--navy-950); color: rgba(255,255,255,.6); padding-top: clamp(56px,7vw,88px); }
.footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid var(--line-dark); }
.footer__slogan { margin-top: 22px; font-family: var(--font-display); font-style: italic; font-size: 19px; color: #fff; max-width: 34ch; line-height: 1.5; }
.footer__slogan .sep { color: var(--gold); font-style: normal; margin: 0 6px; }
.footer__desc { margin-top: 16px; font-size: 14.5px; color: rgba(255,255,255,.55); max-width: 42ch; line-height: 1.6; }
.footer__col h4 { color: #fff; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 18px; font-family: var(--font-body); font-weight: 600; }
.footer__col a { display: block; padding: 7px 0; color: rgba(255,255,255,.6); font-size: 15px; transition: color .25s, padding .25s; }
.footer__col a:hover { color: var(--gold); padding-left: 6px; }
.footer__bottom { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; padding-block: 26px; font-size: 13.5px; }
.footer__org { color: rgba(255,255,255,.7); }
.footer__org b { color: #fff; font-weight: 600; }

/* =====================================================================
   DETAIL PAGE
   ===================================================================== */
.dhero {
  /* navbar artık akışta (nav--pinned) yer tuttuğu için üstte pay bırakmaya gerek yok */
  color: #fff; padding-top: clamp(44px,6vw,72px); padding-bottom: clamp(40px,6vw,64px);
  position: relative; overflow: hidden;
  background:
    radial-gradient(120% 100% at 85% 0%, #1a3457 0%, transparent 55%),
    linear-gradient(160deg, var(--navy-900), var(--navy-950));
}
.dhero__glow { position: absolute; width: 560px; height: 560px; border-radius: 50%; background: radial-gradient(circle, rgba(199,154,62,.2), transparent 62%); top: -240px; right: -120px; }
.crumb { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,.55); margin-bottom: 24px; position: relative; z-index: 2; flex-wrap: wrap; }
.crumb a:hover { color: #fff; }
.crumb .sep { color: var(--gold); }
.dhero__inner { position: relative; z-index: 2; }
.dhero__badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.dbadge { font-family: var(--font-body); font-weight: 600; font-size: 13px; padding: 7px 14px; border: 1px solid var(--line-dark); border-radius: 100px; color: rgba(255,255,255,.85); display: inline-flex; align-items: center; gap: 8px; }
.dbadge--lvl { background: var(--lc-text); border-color: var(--lc-text); color: #fff; }
.dbadge .dot { width: 6px; height: 6px; background: var(--gold); border-radius: 50%; }
.dhero h1 { color: #fff; font-size: clamp(30px,4.6vw,54px); max-width: 22ch; letter-spacing: -.02em; font-weight: 500; }
.dhero__aim { margin-top: 20px; max-width: 62ch; font-family: var(--font-display); font-style: italic; font-size: clamp(17px,1.7vw,21px); color: rgba(255,255,255,.82); line-height: 1.5; }

.dbody { background: var(--bg); }
.dlayout { display: grid; grid-template-columns: 1fr 322px; gap: clamp(32px,5vw,64px); align-items: start; }
.dmain > section { margin-bottom: clamp(40px,5vw,60px); }
.dmain > section:last-child { margin-bottom: 0; }
.dsec-title { font-size: clamp(22px,2.6vw,30px); margin-bottom: 22px; display: flex; align-items: center; gap: 14px; font-weight: 600; }
.dsec-title .bar { width: 26px; height: 3px; background: var(--gold); flex: none; }
.dpurpose { font-size: clamp(17px,1.7vw,20px); line-height: 1.7; color: var(--text); }
.dprereq { background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--lc, var(--gold)); border-radius: 0 12px 12px 0; padding: 24px 28px; color: var(--muted); line-height: 1.7; }

.dout { display: grid; gap: 0; }
.dout li { display: flex; gap: 16px; align-items: flex-start; padding: 16px 0; border-top: 1px solid var(--line); color: var(--text); }
.dout li:last-child { border-bottom: 1px solid var(--line); }
.dout li svg { flex: none; width: 22px; height: 22px; color: var(--gold-700); margin-top: 2px; }

.dcurr { display: grid; gap: 14px; }
.cmod { background: var(--paper); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; transition: box-shadow .35s; }
.cmod.is-open { box-shadow: var(--shadow-md); }
.cmod__hwrap { margin: 0; font: inherit; }
.cmod__head { display: flex; width: 100%; align-items: center; gap: 18px; padding: 22px 26px; cursor: pointer; user-select: none; background: none; border: 0; text-align: left; font: inherit; color: inherit; }
.cmod__no { font-family: var(--font-display); font-weight: 600; color: var(--lc-text, var(--gold-700)); font-size: 16px; flex: none; }
.cmod__t { font-family: var(--font-display); font-weight: 600; font-size: 18px; color: var(--ink); flex: 1; line-height: 1.3; }
.cmod__chev { flex: none; width: 30px; height: 30px; display: grid; place-items: center; color: var(--muted); transition: transform .35s var(--ease), color .35s; }
.cmod.is-open .cmod__chev { transform: rotate(180deg); color: var(--gold-700); }
.cmod__body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s var(--ease); }
.cmod.is-open .cmod__body { grid-template-rows: 1fr; }
.cmod__inner { overflow: hidden; }
.cmod__list { padding: 0 26px 24px 26px; columns: 2; column-gap: 34px; }
.cmod__list li { break-inside: avoid; display: flex; gap: 11px; align-items: flex-start; padding: 7px 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.cmod__list li::before { content: ""; flex: none; width: 7px; height: 7px; border-radius: 2px; background: var(--lc, var(--gold)); margin-top: 8px; }

/* sidebar */
.dside { position: sticky; top: 92px; display: grid; gap: 18px; }
.dcard { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 26px; }
.dcard h3 { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink); margin-bottom: 18px; font-family: var(--font-body); font-weight: 600; display: flex; align-items: center; gap: 10px; }
.dcard h3 .bar { width: 20px; height: 3px; background: var(--gold); }
.dcard ul li { display: flex; gap: 12px; padding: 9px 0; font-size: 15px; color: var(--text); border-bottom: 1px dashed var(--line); }
.dcard ul li:last-child { border-bottom: 0; }
.dcard ul li .n { color: var(--gold-700); font-family: var(--font-display); font-weight: 600; font-size: 14px; flex: none; }
.dcard--dark { background: var(--navy-900); color: #fff; border-color: transparent; }
.dcard--dark h3 { color: #fff; }
.dcard--dark .meta-row { display: flex; justify-content: space-between; align-items: center; padding: 13px 0; border-bottom: 1px solid var(--line-dark); font-size: 15px; }
.dcard--dark .meta-row:last-child { border-bottom: 0; }
.dcard--dark .meta-row span:first-child { color: rgba(255,255,255,.6); }
.dcard--dark .meta-row span:last-child { font-family: var(--font-body); font-weight: 600; color: #fff; }
.dcard--dark .meta-row .gold { color: var(--gold); }
.dcard--dark .meta-row .pill { padding: 4px 12px; border-radius: 100px; background: var(--lc-text); color: #fff; font-size: 13px; }
.doutput { background: var(--gold-soft); border: 1px solid var(--gold-200); border-radius: 14px; padding: 24px 26px; }
.doutput h3 { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: #7a5814; margin-bottom: 12px; font-family: var(--font-body); font-weight: 600; display: flex; align-items: center; gap: 10px; }
.doutput h3 svg { width: 18px; height: 18px; }
.doutput p { margin: 0; font-family: var(--font-display); font-weight: 500; font-size: 17px; color: var(--ink); line-height: 1.4; }

.dnav { display: flex; justify-content: space-between; gap: 16px; margin-top: 20px; flex-wrap: wrap; }

/* =====================================================================
   REVEAL
   ===================================================================== */
.has-js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.has-js .reveal.in { opacity: 1; transform: none; }
.has-js .reveal[data-d="1"] { transition-delay: .08s; }
.has-js .reveal[data-d="2"] { transition-delay: .16s; }
.has-js .reveal[data-d="3"] { transition-delay: .24s; }
.has-js .reveal[data-d="4"] { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) {
  .has-js .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  .marquee { animation: none; }
  .hero__scroll .mouse::after { animation: none; }
}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 1080px) {
  .cat__grid, .aud__grid { grid-template-columns: repeat(2,1fr); }
  .levels__grid { grid-template-columns: 1fr; }
  .method__grid { grid-template-columns: repeat(2,1fr); }
  .dlayout { grid-template-columns: 1fr; }
  .dside { position: static; grid-template-columns: repeat(2,1fr); display: grid; }
}
@media (max-width: 880px) {
  .nav__menu { position: fixed; inset: 0 0 0 auto; width: min(340px,86vw); background: var(--navy-900);
    flex-direction: column; align-items: stretch; justify-content: center; gap: 6px; padding: 90px 30px 40px;
    transform: translateX(100%); transition: transform .45s var(--ease); box-shadow: var(--shadow-lg); }
  body.menu-open .nav__menu { transform: none; }
  .nav__menu .nav__link { color: #fff; font-size: 20px; padding: 14px 6px; border-bottom: 1px solid var(--line-dark); }
  .nav.is-solid .nav__menu .nav__link { color: #fff; }
  .nav__cta { margin: 18px 0 0; justify-content: center; }
  .nav__burger { display: block; z-index: 110; }
  body.menu-open::after { content: ""; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 99; }
  .about__grid, .gains__grid { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .brand__logo { width: 220px; }
  .footer__brand .brand__logo { width: 260px; }
  .cat__grid, .aud__grid, .method__grid { grid-template-columns: 1fr; }
  .dside { grid-template-columns: 1fr; }
  .cmod__list { columns: 1; }
  .strip { display: none; }
  .footer__top { grid-template-columns: 1fr; gap: 30px; }
  .cat__head { flex-direction: column; align-items: flex-start; }
  .cat__filters { width: 100%; overflow-x: auto; padding-bottom: 4px; }
  .hero__steps { display: none; }
}