/* Ders Kutusu — ortak stil. Renkler :root'ta; koyu tema sistem ayarına göre. */
:root {
  --zemin: #ffffff;
  --zemin-2: #f5f7fc;
  --yuzey: #ffffff;
  --yuzey-2: #eef2fa;
  --metin: #111a2e;
  --soluk: #5b6479;
  --cizgi: #e3e8f2;
  --vurgu: #2451d6;
  --vurgu-koyu: #1a3da8;
  --vurgu-acik: #e8eefe;
  --sicak: #f29f05;
  --sicak-acik: #fff4dc;
  --yesil: #12a150;
  --yesil-acik: #e3f6ec;
  --kirmizi: #e62117;
  --kirmizi-acik: #fde8e7;
  --yt: #e62117;
  --fb: #1877f2;
  --golge: 0 1px 2px rgb(16 24 40 / .05), 0 8px 24px rgb(16 24 40 / .06);
  --golge-buyuk: 0 2px 6px rgb(16 24 40 / .06), 0 24px 48px rgb(16 24 40 / .10);
  --kose: 16px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --zemin: #0c111a; --zemin-2: #111827; --yuzey: #151d2b; --yuzey-2: #1c2638; --metin: #e9eef6; --soluk: #9aa6b8;
    --cizgi: #243047; --vurgu: #7d9cff; --vurgu-koyu: #a9bcff; --vurgu-acik: #1c2a4a; --sicak-acik: #3a2c0c;
    --yesil-acik: #0f3322; --kirmizi-acik: #3b1614; --golge: 0 1px 2px rgb(0 0 0 / .35); --golge-buyuk: 0 12px 32px rgb(0 0 0 / .45);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --zemin: #0c111a; --zemin-2: #111827; --yuzey: #151d2b; --yuzey-2: #1c2638; --metin: #e9eef6; --soluk: #9aa6b8;
  --cizgi: #243047; --vurgu: #7d9cff; --vurgu-koyu: #a9bcff; --vurgu-acik: #1c2a4a; --sicak-acik: #3a2c0c;
  --yesil-acik: #0f3322; --kirmizi-acik: #3b1614; --golge: 0 1px 2px rgb(0 0 0 / .35); --golge-buyuk: 0 12px 32px rgb(0 0 0 / .45);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0; background: var(--zemin); color: var(--metin);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
svg { width: 1em; height: 1em; flex: none; }
a { color: var(--vurgu); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0; letter-spacing: -.015em; }
p { margin: 0; }
[hidden] { display: none !important; }
.kap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.gizli { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.atla { position: absolute; left: -9999px; }
.atla:focus { left: 16px; top: 12px; z-index: 50; background: var(--yuzey); padding: 8px 12px; border-radius: 8px; }
:focus-visible { outline: 2px solid var(--vurgu); outline-offset: 3px; border-radius: 6px; }

/* Düğmeler */
.dugme { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 12px;
  font: inherit; font-weight: 600; font-size: 15px; line-height: 1.2; border: 1px solid var(--cizgi); background: var(--yuzey);
  color: var(--metin); cursor: pointer; transition: transform .15s, box-shadow .15s, border-color .15s, background .15s; }
.dugme:hover { text-decoration: none; border-color: var(--vurgu); transform: translateY(-1px); box-shadow: var(--golge); }
.dugme svg { font-size: 18px; }
.dugme.ana { background: var(--vurgu); border-color: var(--vurgu); color: #fff; }
.dugme.ana:hover { background: var(--vurgu-koyu); border-color: var(--vurgu-koyu); }
.dugme.buyuk { padding: 16px 24px; font-size: 16px; }
.ust-baslik { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--vurgu); margin-bottom: 10px; }

/* Üst menü */
.ust { position: sticky; top: 0; z-index: 30; background: color-mix(in srgb, var(--zemin) 86%, transparent);
  backdrop-filter: saturate(1.5) blur(12px); -webkit-backdrop-filter: saturate(1.5) blur(12px); border-bottom: 1px solid var(--cizgi); }
.ust-ic { display: flex; align-items: center; gap: 24px; height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; color: var(--metin); font-size: 18px; letter-spacing: -.01em; }
.logo:hover { text-decoration: none; }
.logo-simge { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--vurgu);
  color: #fff; font-family: Georgia, serif; font-size: 21px; font-weight: 400; box-shadow: 0 4px 12px rgb(36 81 214 / .3); }
.menu { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.menu > a { color: var(--soluk); padding: 8px 12px; border-radius: 10px; font-size: 15px; font-weight: 500; }
.menu > a:hover { background: var(--yuzey-2); color: var(--metin); text-decoration: none; }
.menu-sosyal { display: flex; gap: 2px; margin-left: 8px; padding-left: 12px; border-left: 1px solid var(--cizgi); }
.menu-sosyal a { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; color: var(--soluk); font-size: 18px; }
.menu-sosyal a:hover { background: var(--yuzey-2); color: var(--metin); }
.menu-dugme { display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--cizgi);
  background: var(--yuzey); cursor: pointer; position: relative; }
.menu-dugme span, .menu-dugme span::before, .menu-dugme span::after { position: absolute; left: 12px; width: 18px; height: 2px;
  background: var(--metin); border-radius: 2px; transition: transform .2s, opacity .2s; content: ""; }
.menu-dugme span { top: 21px; }
.menu-dugme span::before { left: 0; top: -6px; }
.menu-dugme span::after { left: 0; top: 6px; }
.menu-acik .menu-dugme span { background: transparent; }
.menu-acik .menu-dugme span::before { transform: translateY(6px) rotate(45deg); }
.menu-acik .menu-dugme span::after { transform: translateY(-6px) rotate(-45deg); }

/* Kahraman */
.kahraman { position: relative; overflow: hidden; padding: 72px 0 80px;
  background: radial-gradient(900px 420px at 85% 10%, var(--vurgu-acik), transparent 70%),
              radial-gradient(600px 300px at 0% 100%, var(--sicak-acik), transparent 70%), var(--zemin); }
.kahraman-ic { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.kahraman h1 { font-size: clamp(34px, 5vw, 56px); font-weight: 800; letter-spacing: -.03em; line-height: 1.08; }
.vurgulu { color: var(--vurgu); background: linear-gradient(transparent 68%, var(--sicak-acik) 68%); padding: 0 .08em; }
.giris-metin { color: var(--soluk); font-size: 18px; max-width: 58ch; margin: 20px 0 28px; }
.dugmeler { display: flex; flex-wrap: wrap; gap: 12px; }
.kahraman-ozet { display: flex; flex-wrap: wrap; gap: 10px 28px; list-style: none; margin: 32px 0 0; padding: 0; color: var(--soluk); font-size: 15px; }
.kahraman-ozet strong { color: var(--metin); font-size: 20px; margin-right: 4px; }

.sahne { position: relative; min-height: 380px; display: grid; place-items: center; }
.defter { position: relative; width: min(420px, 100%); background-color: var(--yuzey); border-radius: 20px; box-shadow: var(--golge-buyuk);
  border: 1px solid var(--cizgi); padding: 22px 26px 26px; transform: rotate(-2deg);
  background-image: linear-gradient(var(--yuzey-2) 1px, transparent 1px), linear-gradient(90deg, var(--yuzey-2) 1px, transparent 1px);
  background-size: 22px 22px; background-position: -1px 40px; }
.defter-ust { display: flex; align-items: center; gap: 6px; margin-bottom: 14px; }
.defter-ust i { width: 10px; height: 10px; border-radius: 50%; background: var(--cizgi); }
.defter-ust i:first-child { background: #ff6159; } .defter-ust i:nth-child(2) { background: #ffbd2e; } .defter-ust i:nth-child(3) { background: #28c940; }
.defter-ust b { margin-left: auto; font-size: 12px; font-weight: 700; color: var(--vurgu); background: var(--vurgu-acik); padding: 3px 10px; border-radius: 999px; }
.formul { font-family: Georgia, "Times New Roman", serif; font-style: italic; font-size: 30px; color: var(--metin); margin: 4px 0 6px; }
.ucgen { width: 100%; height: auto; font-size: 15px; }
.ucgen text { fill: var(--metin); font-family: Georgia, serif; font-style: italic; font-size: 15px; }
.ucgen text.sicak { fill: var(--sicak); font-weight: 700; }
.cubuklar { display: flex; align-items: flex-end; gap: 8px; height: 56px; margin-top: 12px; }
.cubuklar i { flex: 1; height: var(--b); border-radius: 6px 6px 2px 2px; background: var(--vurgu); opacity: .85; }
.cubuklar i:nth-child(2n) { background: var(--sicak); }
.rozet-kart { position: absolute; display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 14px;
  background: var(--yuzey); border: 1px solid var(--cizgi); box-shadow: var(--golge-buyuk); font-size: 14px; font-weight: 600; white-space: nowrap; }
.rozet-kart svg { font-size: 20px; }
.rozet-kart.r1 { top: 6%; left: -2%; } .rozet-kart.r1 svg { color: var(--vurgu); }
.rozet-kart.r2 { bottom: 12%; left: -6%; } .rozet-kart.r2 svg { color: var(--yesil); }
.rozet-kart.r3 { top: 38%; right: -4%; } .rozet-kart.r3 svg { color: var(--kirmizi); }

/* Bölümler */
.bolum { padding: 80px 0; }
.koyu-zemin { background: var(--zemin-2); border-block: 1px solid var(--cizgi); }
.bolum-bas { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 32px; flex-wrap: wrap; }
.bolum-bas h2, .hakkimizda-ic h2, .iletisim-kart h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; letter-spacing: -.025em; }
.tumu { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 15px; }
.tumu:hover { text-decoration: none; gap: 10px; }
.not { color: var(--soluk); font-size: 13px; margin-top: 14px; }
.bos { background: var(--yuzey); border: 1px dashed var(--cizgi); border-radius: var(--kose); padding: 28px; color: var(--soluk); text-align: center; grid-column: 1 / -1; }

/* Sınıflar */
.kademeler { display: grid; gap: 36px; }
.kademe-ad { font-size: 15px; font-weight: 700; color: var(--soluk); margin-bottom: 14px; display: flex; align-items: center; gap: 12px; }
.kademe-ad::after { content: ""; flex: 1; height: 1px; background: var(--cizgi); }
.sinif-izgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sinif-kart { position: relative; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 16px; align-items: center;
  padding: 20px; border-radius: var(--kose); background: var(--yuzey); border: 1px solid var(--cizgi); color: var(--metin);
  box-shadow: var(--golge); transition: transform .18s, box-shadow .18s, border-color .18s; }
.sinif-kart:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--golge-buyuk); border-color: var(--vurgu); }
.sinif-no { grid-row: 1 / 3; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 14px; font-size: 26px; font-weight: 800;
  color: var(--vurgu); background: var(--vurgu-acik); }
.kademe:nth-child(2) .sinif-no { color: #b86e00; background: var(--sicak-acik); }
.sinif-ad { font-weight: 700; font-size: 18px; }
.sinif-bilgi { color: var(--soluk); font-size: 14px; }
.sinif-ok { position: absolute; right: 18px; top: 50%; translate: 0 -50%; color: var(--soluk); font-size: 18px; transition: translate .18s, color .18s; }
.sinif-kart:hover .sinif-ok { translate: 4px -50%; color: var(--vurgu); }

/* Özellik / öğretmen kartları */
.ozellik-izgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ozellik { display: flex; flex-direction: column; gap: 10px; padding: 26px 24px; border-radius: var(--kose); background: var(--yuzey);
  border: 1px solid var(--cizgi); box-shadow: var(--golge); color: var(--metin); transition: transform .18s, box-shadow .18s, border-color .18s; }
a.ozellik:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--golge-buyuk); border-color: var(--vurgu); }
.ozellik h3 { font-size: 18px; }
.ozellik p { color: var(--soluk); font-size: 15px; }
.ozellik-simge { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; font-size: 24px; margin-bottom: 4px; }
.ozellik-simge.mavi { color: var(--vurgu); background: var(--vurgu-acik); }
.ozellik-simge.yesil { color: var(--yesil); background: var(--yesil-acik); }
.ozellik-simge.kirmizi { color: var(--kirmizi); background: var(--kirmizi-acik); }
.ozellik-simge.sari { color: #b86e00; background: var(--sicak-acik); }
.kart-sayi { margin-top: auto; padding-top: 6px; font-size: 13px; font-weight: 700; color: var(--vurgu); }
.kart-sayi.yakinda-etiket { color: #b86e00; }

/* İçerik kartları */
.kartlar { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.kart { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: var(--kose); padding: 22px; box-shadow: var(--golge);
  display: flex; flex-direction: column; gap: 10px; transition: transform .18s, box-shadow .18s; }
.kart:hover { transform: translateY(-2px); box-shadow: var(--golge-buyuk); }
.kart .ust-bilgi { display: flex; gap: 6px; flex-wrap: wrap; }
.etiket { font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 8px; background: var(--vurgu-acik); color: var(--vurgu); }
.etiket.tur { background: var(--yuzey-2); color: var(--soluk); }
.etiket.ogretmen { background: var(--sicak-acik); color: #9a5c00; }
.kart h3 { font-size: 17px; }
.kart p { color: var(--soluk); font-size: 15px; }
.kart .ac { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 14px; }
.yakinda { display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; padding: 32px; border-radius: 20px;
  background: linear-gradient(135deg, var(--vurgu-acik), var(--yuzey)); border: 1px solid var(--cizgi); }
.yakinda h3 { font-size: 20px; margin-bottom: 6px; }
.yakinda p { color: var(--soluk); max-width: 62ch; }
.yakinda-simge { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 18px; background: var(--vurgu); color: #fff; font-size: 30px; }

/* Süzgeç (içerik sayfası) */
.suzgec-cubugu { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)) 1.4fr; gap: 12px; margin-bottom: 20px; }
.suzgec-cubugu label { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--soluk); }
.suzgec-cubugu select, .suzgec-cubugu input { font: inherit; font-size: 15px; color: var(--metin); background: var(--yuzey);
  border: 1px solid var(--cizgi); border-radius: 12px; padding: 11px 12px; width: 100%; }
.suzgec-cubugu select:focus, .suzgec-cubugu input:focus { outline: 2px solid var(--vurgu); outline-offset: 0; border-color: transparent; }
.sonuc-bilgi { color: var(--soluk); font-size: 14px; margin-bottom: 16px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.sonuc-bilgi button { font: inherit; font-size: 14px; color: var(--vurgu); background: none; border: 0; cursor: pointer; padding: 0; }

/* Sayfa başlığı (iç sayfalar) */
.sayfa-bas { padding: 56px 0 40px; background: radial-gradient(800px 300px at 90% 0%, var(--vurgu-acik), transparent 70%), var(--zemin-2);
  border-bottom: 1px solid var(--cizgi); }
.sayfa-bas h1 { font-size: clamp(30px, 4vw, 44px); font-weight: 800; letter-spacing: -.03em; }
.sayfa-bas p { color: var(--soluk); font-size: 17px; margin-top: 10px; max-width: 64ch; }
.yol { display: flex; gap: 8px; font-size: 14px; color: var(--soluk); margin-bottom: 14px; flex-wrap: wrap; }
.yol a { color: var(--soluk); } .yol a:hover { color: var(--vurgu); }
.sinif-gecis { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.sinif-gecis a { padding: 7px 14px; border-radius: 999px; border: 1px solid var(--cizgi); background: var(--yuzey); color: var(--soluk); font-size: 14px; font-weight: 600; }
.sinif-gecis a:hover { text-decoration: none; border-color: var(--vurgu); color: var(--vurgu); }
.sinif-gecis a[aria-current="page"] { background: var(--vurgu); border-color: var(--vurgu); color: #fff; }
.ders-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.ders-kart { display: flex; flex-direction: column; gap: 12px; padding: 20px; border-radius: var(--kose); background: var(--yuzey);
  border: 1px solid var(--cizgi); box-shadow: var(--golge); color: var(--metin); transition: transform .18s, box-shadow .18s, border-color .18s; }
.ders-kart:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--golge-buyuk); border-color: var(--vurgu); }
.ders-kart-ust { display: flex; align-items: center; gap: 12px; }
.ders-harf { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; font-weight: 800; font-size: 18px; color: #fff; flex: none; }
.ders-kart h3 { font-size: 17px; }
.ders-kart .sayilar { display: flex; flex-wrap: wrap; gap: 6px; }
.ders-kart .sayilar span { font-size: 12px; font-weight: 600; padding: 3px 8px; border-radius: 8px; background: var(--yuzey-2); color: var(--soluk); }
.ders-kart .sayilar span.ogretmen { background: var(--sicak-acik); color: #9a5c00; }

/* Sosyal medya */
.takip-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.takip { position: relative; display: grid; grid-template-columns: auto 1fr; column-gap: 16px; row-gap: 2px; padding: 24px; border-radius: 20px;
  background: var(--yuzey); border: 1px solid var(--cizgi); box-shadow: var(--golge); color: var(--metin); overflow: hidden;
  transition: transform .18s, box-shadow .18s; }
.takip:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--golge-buyuk); }
.takip::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--renk); }
.takip.yt { --renk: var(--yt); } .takip.fb { --renk: var(--fb); }
.takip.ig { --renk: linear-gradient(90deg, #feda75, #fa7e1e, #d62976, #962fbf, #4f5bd5); }
.takip-simge { grid-row: 1 / 3; display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; color: #fff; font-size: 26px; background: var(--renk); }
.takip-ad { font-weight: 700; font-size: 18px; align-self: end; }
.takip-kullanici { color: var(--soluk); font-size: 14px; align-self: start; }
.takip-metin { grid-column: 1 / -1; color: var(--soluk); font-size: 15px; margin-top: 14px; }
.takip-eylem { grid-column: 1 / -1; display: inline-flex; align-items: center; gap: 6px; font-weight: 700; font-size: 15px; margin-top: 14px; color: var(--vurgu); }
.akis-blok { margin-top: 48px; }
.akis-baslik { display: flex; align-items: center; gap: 10px; font-size: 20px; margin-bottom: 18px; }
.akis-baslik svg { font-size: 24px; }
.yt-renk { color: var(--yt); } .fb-renk { color: var(--fb); } .ig-renk { color: #d62976; }

.videolar { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.video { display: flex; flex-direction: column; gap: 10px; }
.video .kapak { position: relative; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: var(--yuzey-2);
  border: 0; padding: 0; cursor: pointer; width: 100%; }
.video .kapak img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s; }
.video .kapak:hover img { transform: scale(1.04); }
.video .oynat { position: absolute; inset: 0; margin: auto; width: 60px; height: 42px; border-radius: 12px; background: rgb(0 0 0 / .72); }
.video .oynat::after { content: ""; position: absolute; left: 24px; top: 12px; border-left: 16px solid #fff; border-top: 9px solid transparent; border-bottom: 9px solid transparent; }
.video .kapak:hover .oynat { background: var(--yt); }
.video iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 14px; display: block; }
.video h4 { font-size: 15px; font-weight: 600; }
.video time { color: var(--soluk); font-size: 13px; }
.kisa-etiket { position: absolute; left: 8px; top: 8px; background: var(--yt); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 6px; }
.gonderiler { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.gonderi { position: relative; display: block; aspect-ratio: 1; border-radius: 14px; overflow: hidden; background: var(--yuzey-2); color: #fff; }
.gonderi img { width: 100%; height: 100%; object-fit: cover; }
.gonderi .ust-yazi { position: absolute; inset: auto 0 0 0; padding: 28px 12px 10px; font-size: 13px; line-height: 1.35;
  background: linear-gradient(transparent, rgb(0 0 0 / .72)); opacity: 0; transition: opacity .2s;
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.gonderi:hover .ust-yazi, .gonderi:focus-visible .ust-yazi { opacity: 1; }
.gonderi .video-isaret { position: absolute; right: 8px; top: 8px; width: 22px; height: 22px; border-radius: 6px; background: rgb(0 0 0 / .55); }
.gonderi .video-isaret::after { content: ""; position: absolute; left: 8px; top: 6px; border-left: 8px solid #fff; border-top: 5px solid transparent; border-bottom: 5px solid transparent; }
.gomulu { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: var(--kose); padding: 12px; }
.fb-alan { display: grid; justify-items: start; }
.izin { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: var(--kose); padding: 24px; max-width: 520px; width: 100%; box-shadow: var(--golge); }
.izin p { color: var(--soluk); margin: 0 0 16px; font-size: 15px; }
.fb-alan iframe { border: 0; width: 100%; max-width: 500px; height: 600px; border-radius: 14px; background: #fff; }

/* Hakkımızda ve iletişim */
.hakkimizda-ic { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hakkimizda-ic .giris-metin { margin-bottom: 0; }
.degerler { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.degerler li { display: flex; gap: 14px; align-items: flex-start; padding: 18px 20px; border-radius: var(--kose); background: var(--zemin-2); border: 1px solid var(--cizgi); }
.degerler svg { font-size: 22px; color: #fff; background: var(--yesil); border-radius: 50%; padding: 4px; width: 28px; height: 28px; }
.degerler strong { display: block; }
.degerler span { color: var(--soluk); font-size: 15px; }
#iletisim { padding-top: 0; }
.iletisim-kart { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; padding: 48px; border-radius: 24px;
  background: linear-gradient(135deg, var(--vurgu), #3b6cf0 60%, #5b86ff); color: #fff; box-shadow: var(--golge-buyuk); }
.iletisim-kart .ust-baslik { color: rgb(255 255 255 / .8); }
.iletisim-kart p { color: rgb(255 255 255 / .88); margin-top: 10px; max-width: 56ch; }
.iletisim-kart .dugme.ana { background: #fff; color: var(--vurgu); border-color: #fff; }
.iletisim-kart .dugme.ana:hover { background: #f0f4ff; }

/* Metin sayfaları (gizlilik, 404) */
.metin-sayfa { padding: 56px 0 72px; }
.metin-sayfa .kap { max-width: 780px; }
.metin-sayfa h1 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 8px; }
.metin-sayfa h2 { font-size: 20px; margin: 32px 0 10px; }
.metin-sayfa p, .metin-sayfa li { color: var(--soluk); }
.metin-sayfa p { margin: 0 0 12px; }
.metin-sayfa ul { padding-left: 20px; margin: 0 0 12px; }
.metin-sayfa .dugme { margin-top: 8px; }
.durum { font-size: 14px; color: var(--soluk); margin-top: 10px; min-height: 1.4em; }

/* Alt bilgi */
.alt { background: var(--zemin-2); border-top: 1px solid var(--cizgi); padding: 56px 0 0; margin-top: 80px; }
.alt-izgara { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.alt-marka p { color: var(--soluk); margin: 14px 0 18px; max-width: 40ch; }
.alt-sosyal { display: flex; gap: 8px; }
.alt-sosyal a { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--yuzey); border: 1px solid var(--cizgi); color: var(--soluk); font-size: 18px; }
.alt-sosyal a:hover { color: var(--vurgu); border-color: var(--vurgu); }
.alt nav { display: flex; flex-direction: column; gap: 10px; }
.alt nav h2 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--metin); margin-bottom: 4px; }
.alt nav a { color: var(--soluk); font-size: 15px; }
.alt nav a:hover { color: var(--vurgu); }
.alt-son { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 20px 0 28px; border-top: 1px solid var(--cizgi); color: var(--soluk); font-size: 14px; }

/* Duyarlı düzen */
@media (max-width: 1024px) {
  .kahraman-ic, .hakkimizda-ic { grid-template-columns: 1fr; gap: 40px; }
  .sahne { min-height: 340px; }
  .ozellik-izgara, .sinif-izgara { grid-template-columns: repeat(2, 1fr); }
  .suzgec-cubugu { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .suzgec-cubugu .arama { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
  .menu-dugme { display: block; }
  .menu { position: fixed; inset: 68px 0 auto; flex-direction: column; align-items: stretch; gap: 2px; margin: 0; padding: 12px 20px 20px;
    background: var(--zemin); border-bottom: 1px solid var(--cizgi); box-shadow: var(--golge-buyuk);
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: transform .2s, opacity .2s, visibility .2s; }
  .menu-acik .menu { transform: none; opacity: 1; visibility: visible; }
  .menu > a { padding: 12px 10px; font-size: 16px; }
  .menu-sosyal { margin: 8px 0 0; padding: 12px 0 0; border-left: 0; border-top: 1px solid var(--cizgi); }
  .takip-izgara { grid-template-columns: 1fr; }
  .yakinda { grid-template-columns: 1fr; text-align: left; }
  .iletisim-kart { grid-template-columns: 1fr; padding: 32px 24px; }
  .alt-izgara { grid-template-columns: 1fr 1fr; }
  .alt-marka { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .kap { width: calc(100% - 32px); }
  .kahraman { padding: 44px 0 56px; }
  .bolum { padding: 56px 0; }
  .ozellik-izgara, .sinif-izgara { grid-template-columns: 1fr; }
  .suzgec-cubugu { grid-template-columns: 1fr; }
  .rozet-kart { font-size: 12px; padding: 8px 10px; }
  .rozet-kart.r2 { left: 0; } .rozet-kart.r1 { left: 0; } .rozet-kart.r3 { right: 0; }
  .dugmeler .dugme { flex: 1 1 100%; }
}
/* Akıllı arama */
.ust-arama { position: relative; flex: 1 1 240px; min-width: 150px; max-width: 400px; margin-left: 8px; }
.ust-arama input { width: 100%; height: 42px; padding: 0 36px 0 40px; border: 1px solid var(--cizgi); border-radius: 12px;
  background: var(--zemin-2); color: var(--metin); font: inherit; font-size: 15px; -webkit-appearance: none; appearance: none; }
.ust-arama input::placeholder { color: var(--soluk); }
.ust-arama input:focus { outline: 2px solid var(--vurgu); outline-offset: 1px; background: var(--yuzey); }
.ust-arama > svg { position: absolute; left: 13px; top: 50%; width: 18px; height: 18px; transform: translateY(-50%); color: var(--soluk); pointer-events: none; }
.ust-arama kbd { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font: 600 12px/1 inherit; padding: 4px 7px;
  border: 1px solid var(--cizgi); border-radius: 6px; color: var(--soluk); background: var(--yuzey); pointer-events: none; }
.ust-arama input:focus ~ kbd, .ust-arama input:not(:placeholder-shown) ~ kbd { display: none; }
.oneri { position: absolute; top: calc(100% + 8px); left: 0; width: max(100%, 440px); max-height: min(70vh, 560px); overflow: auto; margin: 0;
  padding: 6px; list-style: none; background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 14px; box-shadow: var(--golge-buyuk); z-index: 40; }
.oneri a { display: flex; gap: 10px; align-items: flex-start; padding: 9px 10px; border-radius: 10px; color: var(--metin); }
.oneri a:hover, .oneri li[aria-selected="true"] a { background: var(--yuzey-2); text-decoration: none; }
.oneri-tip { flex: none; min-width: 74px; margin-top: 1px; padding: 3px 7px; border-radius: 6px; font-size: 11px; font-weight: 700; text-align: center;
  background: var(--vurgu-acik); color: var(--vurgu); }
.oneri-tip.sayfa { background: var(--yesil-acik); color: var(--yesil); }
.oneri-tip.belge { background: var(--sicak-acik); color: var(--metin); }
.oneri-metin { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.oneri-metin strong { font-size: 14.5px; font-weight: 600; line-height: 1.35; }
.oneri-metin small { font-size: 12.5px; color: var(--soluk); }
.oneri-tumu a { justify-content: space-between; align-items: center; margin-top: 4px; border-top: 1px solid var(--cizgi); border-radius: 0 0 10px 10px;
  font-size: 14px; font-weight: 600; color: var(--vurgu); }
.oneri-tumu svg { width: 16px; height: 16px; }
.oneri mark, .arama-kart mark { background: color-mix(in srgb, var(--sicak) 32%, transparent); color: inherit; border-radius: 3px; padding: 0 1px; }
.arama-buyuk { position: relative; display: flex; gap: 10px; max-width: 760px; margin-top: 22px; }
.arama-buyuk > svg { position: absolute; left: 18px; top: 50%; width: 22px; height: 22px; transform: translateY(-50%); color: var(--soluk); pointer-events: none; }
.arama-buyuk input { flex: 1; min-width: 0; height: 56px; padding: 0 16px 0 52px; border: 1px solid var(--cizgi); border-radius: 14px;
  background: var(--yuzey); color: var(--metin); font: inherit; font-size: 17px; box-shadow: var(--golge); -webkit-appearance: none; appearance: none; }
.arama-buyuk input:focus { outline: 2px solid var(--vurgu); outline-offset: 1px; }
.arama-buyuk .dugme { height: 56px; }
.anlasilan { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 14px; min-height: 28px; }
.anlasilan-bas { font-size: 13px; color: var(--soluk); margin-right: 2px; }
.cip { padding: 4px 10px; border-radius: 999px; font-size: 13px; font-weight: 600; background: var(--vurgu-acik); color: var(--vurgu); }
.cip.ders { background: var(--yesil-acik); color: var(--yesil); }
.cip.niyet { background: var(--sicak-acik); color: var(--metin); }
.arama-not p { margin-top: 8px; font-size: 14px; color: var(--soluk); }
.arama-kart h3 a { color: inherit; }
.ornekler { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.ornekler a { padding: 6px 12px; border: 1px solid var(--cizgi); border-radius: 999px; font-size: 14px; color: var(--metin); background: var(--yuzey); }
.ornekler a:hover { border-color: var(--vurgu); text-decoration: none; }
.orta { text-align: center; margin-top: 24px; }
@media (max-width: 1180px) { .ust-arama kbd { display: none; } .menu > a[href$="#sosyal"] { display: none; } }
@media (max-width: 860px) {
  .ust-arama { max-width: none; margin-left: 4px; }
  .menu > a[href$="#sosyal"] { display: block; }
  .oneri { position: fixed; top: 68px; left: 12px; right: 12px; width: auto; max-height: calc(100vh - 84px); }
}
@media (max-width: 560px) {
  .logo span[data-ayar] { display: none; }
  .ust-ic { gap: 10px; }
  .arama-buyuk { flex-wrap: wrap; }
  .arama-buyuk .dugme { display: none; }
}
/* Belge görüntüleyici */
.g-bas { padding: 22px 0 14px; border-bottom: 1px solid var(--cizgi); background: var(--zemin-2); }
.g-bas-ic { display: flex; gap: 16px; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; }
.g-bas h1 { font-size: clamp(20px, 2.6vw, 28px); line-height: 1.25; margin: 6px 0 4px; }
.g-bas p { color: var(--soluk); font-size: 14px; max-width: 760px; }
.g-dugmeler { display: flex; gap: 8px; flex-wrap: wrap; }
.g-dugmeler .dugme svg { width: 18px; height: 18px; }
.g-alan { height: calc(100vh - 68px - 24px); min-height: 480px; background: var(--zemin-2); }
.g-alan:fullscreen { height: 100vh; }
.g-alan iframe { display: block; width: 100%; height: 100%; border: 0; background: #fff; }
.g-uyari { max-width: 620px; margin: 0 auto; padding: 64px 20px; text-align: center; }
.g-uyari h2 { font-size: 22px; margin-bottom: 10px; }
.g-uyari p { color: var(--soluk); margin-bottom: 20px; }
.kart .eylemler { display: flex; gap: 14px; flex-wrap: wrap; margin-top: auto; }
/* Ortak yazılı senaryoları */
.y-ust { margin: 14px 0 6px; }
.y-bolum { padding-top: 32px; }
.y-secim { display: flex; flex-direction: column; gap: 12px; margin-bottom: 18px; }
.sekmeler, .cipler { display: flex; flex-wrap: wrap; gap: 8px; }
.sekme { padding: 9px 16px; border: 1px solid var(--cizgi); border-radius: 10px; background: var(--yuzey); color: var(--metin); font: inherit; font-weight: 600; cursor: pointer; }
.sekme[aria-pressed="true"] { background: var(--vurgu); border-color: var(--vurgu); color: #fff; }
.cip-dugme { padding: 6px 12px; border: 1px solid var(--cizgi); border-radius: 999px; background: var(--yuzey); color: var(--metin); font: inherit; font-size: 14px; cursor: pointer; }
.cip-dugme[aria-pressed="true"] { background: var(--vurgu-acik); border-color: var(--vurgu); color: var(--vurgu); font-weight: 600; }
.y-yalniz { display: inline-flex; gap: 8px; align-items: center; font-size: 14px; color: var(--soluk); }
.y-kaydir { overflow-x: auto; border: 1px solid var(--cizgi); border-radius: var(--kose); background: var(--yuzey); box-shadow: var(--golge); }
.y-tablo { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.y-tablo th { position: sticky; top: 0; background: var(--zemin-2); text-align: left; font-size: 13px; font-weight: 700; color: var(--soluk); padding: 10px 12px; border-bottom: 1px solid var(--cizgi); }
.y-tablo td { padding: 10px 12px; border-top: 1px solid var(--cizgi); vertical-align: top; }
.y-grup { font-weight: 600; min-width: 130px; }
.y-cikti { min-width: 280px; }
.y-sayi { text-align: center !important; width: 64px; font-variant-numeric: tabular-nums; font-weight: 700; }
.y-sayi.sifir { color: var(--soluk); font-weight: 400; }
.y-toplam td { background: var(--zemin-2); font-weight: 700; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }