/* serhatogretmenkoc.com — site stili
   Renkler ve ölçüler en üstteki değişkenlerden değiştirilebilir. */

@font-face { font-family: 'Baloo 2'; font-weight: 700; font-style: normal; font-display: swap; src: url('/fontlar/baloo2-700.woff2') format('woff2'); }
@font-face { font-family: 'Baloo 2'; font-weight: 800; font-style: normal; font-display: swap; src: url('/fontlar/baloo2-800.woff2') format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 400; font-style: normal; font-display: swap; src: url('/fontlar/nunito-400.woff2') format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 600 700; font-style: normal; font-display: swap; src: url('/fontlar/nunito-700.woff2') format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 800; font-style: normal; font-display: swap; src: url('/fontlar/nunito-800.woff2') format('woff2'); }
@font-face { font-family: 'Nunito'; font-weight: 900; font-style: normal; font-display: swap; src: url('/fontlar/nunito-900.woff2') format('woff2'); }

:root {
  --zemin: #FFFBF3;
  --zemin-koyu: #F2EBDC;
  --beyaz: #FFFFFF;
  --murekkep: #1E3264;
  --soluk: #4A5675;
  --sari: #FFD54A;
  --mercan: #D23A3E;
  --yesil: #1E8A5E;
  --cizgi: #ECE5D5;
  --cizgi-koyu: #D9D1BE;
  --golge: 0 10px 26px rgba(30, 50, 100, 0.07);
  --golge-buyuk: 0 16px 34px rgba(30, 50, 100, 0.10);
  --baslik: 'Baloo 2', 'Nunito', system-ui, sans-serif;
  --govde: 'Nunito', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --kap: 1200px;
  --kenar: 24px;
  /* sınıf renkleri */
  --s1-zemin: #BFEBD8; --s1-hap: #DDF4EA; --s1-yazi: #0E6B4A;
  --s3-zemin: #FFD6CF; --s3-hap: #FFE0DC; --s3-yazi: #A3262B;
  --s4-zemin: #CFE0FF; --s4-hap: #DCE8FF; --s4-yazi: #1D4FB8;
  --gs-zemin: #FFE7A3; --gs-hap: #FFF1C7; --gs-yazi: #7A5200;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--govde);
  font-size: 17px;
  line-height: 1.55;
  color: var(--murekkep);
  background-color: var(--zemin);
  background-image:
    linear-gradient(rgba(30, 50, 100, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 50, 100, 0.045) 1px, transparent 1px);
  background-size: 28px 28px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--murekkep); }
a:hover { color: #B3262C; }
:focus-visible { outline: 3px solid #2F6BFF; outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--baslik); font-weight: 800; line-height: 1.08; margin: 0; }
p { margin: 0; }
.gizli { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.atla { position: absolute; left: 12px; top: -60px; z-index: 50; background: var(--murekkep); color: #fff; padding: 10px 16px; border-radius: 10px; font-weight: 800; text-decoration: none; }
.atla:focus { top: 12px; color: #fff; }

.kap { max-width: var(--kap); margin: 0 auto; padding-left: var(--kenar); padding-right: var(--kenar); }
.bolum { padding-top: 40px; padding-bottom: 40px; }

/* ---------- Üst bilgi ---------- */
.ust {
  position: sticky; top: 0; z-index: 30;
  background: rgba(255, 251, 243, 0.95);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  border-bottom: 1px solid #ECE4D2;
}
.ust-ic { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 28px; padding-top: 14px; padding-bottom: 14px; }
.marka { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--murekkep); }
.marka:hover { color: var(--murekkep); }
.marka-simge { width: 50px; height: 50px; border-radius: 50%; background: var(--sari); display: flex; align-items: center; justify-content: center; overflow: hidden; flex: 0 0 auto; }
.marka-simge img { width: 40px; margin-top: 6px; }
.marka-ad { display: flex; flex-direction: column; gap: 2px; }
.marka-ad b { font-family: var(--baslik); font-weight: 800; font-size: 24px; line-height: 1; }
.marka-ad small { font-weight: 700; font-size: 13px; color: var(--soluk); }
.ana-menu { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 24px; font-weight: 800; font-size: 16px; }
.ana-menu a { text-decoration: none; padding: 10px 0; }
.ana-menu a[aria-current="page"] { box-shadow: inset 0 -4px 0 var(--sari); }
.ust-sag { display: flex; align-items: center; gap: 10px; }
.yuvarlak {
  width: 46px; height: 46px; border-radius: 50%;
  border: 1.5px solid var(--cizgi-koyu); background: var(--beyaz); color: var(--murekkep);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; text-decoration: none; flex: 0 0 auto;
}
.yuvarlak:hover { border-color: var(--murekkep); color: var(--murekkep); }
.menu-dugme { display: none; background: var(--murekkep); color: #fff; border-color: var(--murekkep); }
.ana-menu .menu-ig { display: none; }
.menu-dugme:hover { color: #fff; }

/* ---------- Düğmeler ---------- */
.dugme {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 0 20px; border-radius: 12px;
  font-family: var(--govde); font-weight: 800; font-size: 15px; line-height: 1.2;
  text-decoration: none; cursor: pointer; border: 1.5px solid transparent;
}
.dugme-koyu { background: var(--murekkep); color: #fff; }
.dugme-koyu:hover { background: #142449; color: #fff; }
.dugme-cizgili { background: var(--beyaz); color: var(--murekkep); border-color: var(--cizgi-koyu); }
.dugme-cizgili:hover { border-color: var(--murekkep); color: var(--murekkep); }
.dugme-sari { background: var(--sari); color: var(--murekkep); font-weight: 900; font-size: 17px; min-height: 52px; padding: 0 26px; border-radius: 999px; }
.dugme-sari:hover { background: #FFCB1F; color: var(--murekkep); }
.dugme-hap { border-radius: 999px; }
.dugme svg { flex: 0 0 auto; }

/* ---------- Ortak parçalar ---------- */
.bant {
  display: inline-block; background: rgba(255, 213, 74, 0.85); color: var(--murekkep);
  font-weight: 900; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 3px; transform: rotate(-1.5deg);
}
.bant-yesil { background: rgba(143, 221, 191, 0.8); }
.bant-mavi { background: rgba(169, 198, 255, 0.85); }
.bolum-baslik { margin: 14px 0 26px; font-size: clamp(30px, 3.2vw, 42px); }
.bolum-ust { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 24px; margin-bottom: 26px; }
.bolum-ust .bolum-baslik { margin-bottom: 0; }
.ok-baglanti { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; font-size: 16px; padding: 10px 0; }
.vurgu { box-shadow: inset 0 -0.34em 0 var(--sari); padding: 0 0.06em; }
.hap { display: inline-block; font-weight: 800; font-size: 12.5px; line-height: 1.3; padding: 5px 10px; border-radius: 999px; }
.hap-cizgili { padding: 4px 10px; border: 1.5px solid #E3DCCB; color: #3B4566; }
.hap-1 { background: var(--s1-hap); color: var(--s1-yazi); }
.hap-3 { background: var(--s3-hap); color: var(--s3-yazi); }
.hap-4 { background: var(--s4-hap); color: var(--s4-yazi); }
.hap-gs { background: var(--gs-hap); color: var(--gs-yazi); }
.haplar { display: flex; flex-wrap: wrap; gap: 6px; }

/* ---------- Giriş (ana sayfa) ---------- */
.giris { display: flex; flex-wrap: wrap; align-items: center; gap: 48px; padding-top: 56px; padding-bottom: 48px; }
.giris-sol { flex: 1 1 480px; min-width: 0; }
.giris-sag { flex: 1 1 420px; min-width: 0; display: flex; justify-content: center; }
.giris h1 { margin-top: 22px; font-size: clamp(38px, 5vw, 64px); line-height: 1.04; letter-spacing: -0.01em; }
.giris .bant { font-size: 14px; padding: 8px 16px; transform: rotate(-2deg); }
.giris-metin { margin-top: 20px; max-width: 560px; font-weight: 600; font-size: 19px; line-height: 1.55; color: var(--soluk); }
.imza { margin-top: 16px; display: inline-flex; align-items: center; gap: 8px; font-weight: 800; font-size: 15px; }

.bulucu { margin-top: 28px; background: var(--beyaz); border: 1.5px solid #E7E0CF; border-radius: 22px; padding: 20px; box-shadow: 0 14px 30px rgba(30, 50, 100, 0.08); }
.bulucu-baslik { margin: 0 0 14px; font-family: var(--baslik); font-weight: 700; font-size: 22px; line-height: 1.1; }
.bulucu-alanlar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; }
.alan { flex: 1 1 140px; min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.alan label { font-weight: 900; font-size: 12.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--soluk); }
.secim { position: relative; }
.secim select, .arama input {
  width: 100%; height: 48px; border: 1.5px solid var(--cizgi-koyu); border-radius: 12px; background: #FFFDF8;
  padding: 0 38px 0 14px; font-family: var(--govde); font-weight: 800; font-size: 16px; color: var(--murekkep);
  -webkit-appearance: none; appearance: none;
}
.secim select:hover, .arama input:hover { border-color: var(--murekkep); }
.secim svg { position: absolute; right: 14px; top: 15px; pointer-events: none; }
.bulucu .alan { flex-basis: 120px; }
.bulucu .dugme { min-height: 48px; flex: 0 0 auto; }

.yelpaze { position: relative; width: 100%; max-width: 560px; aspect-ratio: 1 / 0.92; }
.yelpaze-kart { position: absolute; background: var(--beyaz); padding: 9px; border-radius: 18px; box-shadow: 0 16px 36px rgba(30, 50, 100, 0.16); }
.yelpaze-kart img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 12px; background: #F4EFE3; }
.yelpaze-sol { left: 0; top: 15%; width: 54%; transform: rotate(-8deg); }
.yelpaze-sag { right: 0; top: 17%; width: 54%; transform: rotate(7deg); }
.yelpaze-on { left: 21%; top: 3%; width: 58%; z-index: 2; padding: 10px; border-radius: 20px; box-shadow: 0 22px 44px rgba(30, 50, 100, 0.22); transform: rotate(-1.5deg); }
.damga {
  position: absolute; right: 3%; top: 0; z-index: 3; width: 24%; aspect-ratio: 1 / 1; border-radius: 50%;
  background: var(--mercan); color: #fff; border: 5px solid #fff; display: flex; flex-direction: column; align-items: center; justify-content: center;
  transform: rotate(10deg); box-shadow: 0 10px 22px rgba(160, 30, 35, 0.3); text-align: center;
}
.damga span { font-weight: 900; font-size: clamp(10px, 1.1vw, 15px); line-height: 1; letter-spacing: 0.02em; }
.damga b { font-family: var(--baslik); font-weight: 800; font-size: clamp(20px, 2.4vw, 34px); line-height: 1; margin-top: 4px; }
.yelpaze-bilge { position: absolute; left: -2%; bottom: 0; width: 27%; z-index: 3; }
.balon { position: absolute; left: 25%; bottom: 5%; z-index: 3; background: #fff; border: 2px solid var(--murekkep); border-radius: 16px; padding: 8px 14px; font-weight: 900; font-size: 15px; box-shadow: 0 6px 0 rgba(30, 50, 100, 0.12); }

/* ---------- Sınıf kutuları ---------- */
.sinif-kutular { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.sinif-kutu { display: flex; flex-direction: column; gap: 10px; padding: 24px; border-radius: 24px; color: var(--murekkep); text-decoration: none; min-height: 250px; transition: transform .15s ease; }
.sinif-kutu:hover { color: var(--murekkep); transform: translateY(-3px); }
.sinif-kutu.s-1 { background: var(--s1-zemin); }
.sinif-kutu.s-3 { background: var(--s3-zemin); }
.sinif-kutu.s-4 { background: var(--s4-zemin); }
.sinif-kutu.s-gs { background: var(--gs-zemin); }
.rakam { width: 58px; height: 58px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--baslik); font-weight: 800; font-size: 32px; line-height: 1; }
.sinif-kutu h3 { font-size: 27px; line-height: 1.1; margin-top: 6px; }
.sinif-kutu p { font-weight: 600; font-size: 16px; line-height: 1.45; }
.sinif-kutu-alt { margin-top: auto; padding-top: 8px; display: flex; align-items: center; justify-content: space-between; }
.sayac { background: #fff; border-radius: 999px; padding: 6px 12px; font-weight: 900; font-size: 14px; }

/* ---------- Materyal kartları ---------- */
.kartlar { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.kart { position: relative; min-width: 0; background: var(--beyaz); border: 1.5px solid var(--cizgi); border-radius: 22px; padding: 12px; display: flex; flex-direction: column; gap: 12px; box-shadow: var(--golge); transition: transform .15s ease, box-shadow .15s ease; }
.kart:hover { transform: translateY(-3px); box-shadow: var(--golge-buyuk); }
.kart-resim { position: relative; aspect-ratio: 1 / 1; border-radius: 14px; overflow: hidden; background: #F4EFE3; }
.kart-resim img { width: 100%; height: 100%; object-fit: cover; }
.yeni { position: absolute; top: 10px; left: 10px; background: var(--sari); color: var(--murekkep); font-weight: 900; font-size: 12px; letter-spacing: 0.06em; padding: 5px 10px; border-radius: 999px; }
.kart .haplar { padding: 0 4px; }
.kart h3 { padding: 0 4px; font-weight: 700; font-size: 21px; line-height: 1.18; }
.kart h3 a { color: inherit; text-decoration: none; }
.kart h3 a::after { content: ''; position: absolute; inset: 0; border-radius: 22px; }
.kart-ozet { padding: 0 4px; font-weight: 600; font-size: 15px; line-height: 1.45; color: var(--soluk); }
.kart-dugmeler { position: relative; z-index: 1; margin-top: auto; display: flex; gap: 8px; padding: 4px; }
.kart-dugmeler .dugme { flex: 1 1 0; min-height: 44px; padding: 0 10px; }
.bos-sonuc { display: none; padding: 32px; text-align: center; background: #fff; border: 1.5px dashed var(--cizgi-koyu); border-radius: 22px; font-weight: 700; color: var(--soluk); }
.bos-sonuc.gorunur { display: block; }

/* ---------- Adımlar ---------- */
.adimlar { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.adim { background: #fff; border: 1.5px solid var(--cizgi); border-radius: 22px; padding: 24px; display: flex; gap: 18px; align-items: flex-start; }
.adim-no { flex: 0 0 auto; width: 54px; height: 54px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--baslik); font-weight: 800; font-size: 28px; line-height: 1; }
.adim h3 { font-size: 24px; line-height: 1.1; }
.adim p { margin-top: 6px; font-weight: 600; font-size: 16px; line-height: 1.5; color: var(--soluk); }

/* ---------- Instagram şeridi ---------- */
.ig { position: relative; overflow: hidden; background: var(--murekkep); border-radius: 30px; padding: 48px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 32px; }
.ig h2 { color: #fff; font-size: clamp(30px, 3.2vw, 42px); }
.ig p { margin-top: 14px; max-width: 520px; font-weight: 600; font-size: 18px; line-height: 1.55; color: #D7DEF2; }
.ig-sol { flex: 1 1 420px; min-width: 0; }
.ig-sag { flex: 0 1 400px; min-width: 0; display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
.ig-sag img { width: 100%; max-width: 380px; }
.ig-yildiz { position: absolute; }

/* ---------- Hakkımda şeridi ---------- */
.tanitim { background: #fff; border: 1.5px solid var(--cizgi); border-radius: 30px; padding: 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 32px; }
.tanitim-simge { flex: 0 0 auto; width: 132px; height: 132px; border-radius: 50%; background: var(--sari); display: flex; align-items: flex-end; justify-content: center; overflow: hidden; }
.tanitim-simge img { width: 104px; }
.tanitim-metin { flex: 1 1 480px; min-width: 0; }
.ust-yazi { font-weight: 900; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--soluk); }
.tanitim h2 { margin-top: 6px; font-size: clamp(28px, 2.8vw, 36px); line-height: 1.1; }
.tanitim p { margin-top: 12px; max-width: 680px; font-weight: 600; font-size: 17px; line-height: 1.6; color: var(--soluk); }
.etiketler { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.etiketler span { font-weight: 800; font-size: 14px; padding: 7px 14px; border-radius: 999px; background: var(--zemin-koyu); }

/* ---------- Alt bilgi ---------- */
.alt { background: var(--zemin-koyu); border-top: 1px solid #E3DAC6; margin-top: 24px; }
.alt-ic { display: flex; flex-wrap: wrap; gap: 32px 56px; padding-top: 44px; padding-bottom: 28px; }
.alt-marka { flex: 1 1 300px; min-width: 0; }
.alt-marka b { font-family: var(--baslik); font-weight: 800; font-size: 24px; line-height: 1; }
.alt-marka p { margin-top: 10px; max-width: 380px; font-weight: 600; font-size: 15px; line-height: 1.55; color: var(--soluk); }
.alt nav { flex: 0 1 190px; display: flex; flex-direction: column; gap: 2px; font-weight: 700; font-size: 15px; }
.alt nav span { font-weight: 900; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--soluk); margin-bottom: 6px; }
.alt nav a { text-decoration: none; padding: 6px 0; }
.alt-son { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding-top: 18px; padding-bottom: 28px; border-top: 1px solid #E3DAC6; font-weight: 700; font-size: 14px; color: var(--soluk); }

/* ---------- Sayfa başlığı (iç sayfalar) ---------- */
.sayfa-bas { padding-top: 40px; padding-bottom: 8px; }
.sayfa-bas h1 { margin-top: 14px; font-size: clamp(34px, 4.2vw, 52px); }
.sayfa-bas p { margin-top: 14px; max-width: 760px; font-weight: 600; font-size: 18px; line-height: 1.6; color: var(--soluk); }
.ders-baslik { margin: 34px 0 18px; font-size: clamp(24px, 2.4vw, 30px); display: flex; align-items: center; gap: 12px; }
.ders-baslik::after { content: ''; flex: 1; height: 2px; background: var(--cizgi); }

.konum { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; padding-top: 22px; font-weight: 700; font-size: 14px; color: var(--soluk); }
.konum ol { list-style: none; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 0; padding: 0; }
.konum li { display: flex; align-items: center; gap: 6px; }
.konum a { text-decoration: none; padding: 6px 0; color: var(--soluk); }
.konum a:hover { color: var(--murekkep); }
.konum [aria-current] { color: var(--murekkep); }

/* ---------- Kütüphane süzgeci ---------- */
.suzgec { margin-top: 26px; background: #fff; border: 1.5px solid #E7E0CF; border-radius: 22px; padding: 18px; display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; box-shadow: var(--golge); }
.suzgec .alan { flex: 1 1 170px; }
.suzgec .alan.genis { flex: 2 1 260px; }
.arama { position: relative; }
.arama input { padding: 0 14px 0 42px; }
.arama svg { position: absolute; left: 14px; top: 14px; pointer-events: none; }
.sonuc-sayisi { margin: 22px 0 16px; font-weight: 800; color: var(--soluk); }
.temizle { min-height: 48px; }

/* ---------- Materyal sayfası ---------- */
.materyal { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 44px; align-items: start; padding-top: 24px; padding-bottom: 48px; }
.galeri { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.galeri-cerceve { position: relative; background: #fff; border: 1.5px solid var(--cizgi); border-radius: 26px; padding: 14px; box-shadow: var(--golge-buyuk); }
.galeri-sahne { position: relative; margin: 0 auto; width: 100%; max-width: calc(78vh * 595 / 842); aspect-ratio: 595 / 842; border-radius: 12px; overflow: hidden; background: #F4EFE3; }
.galeri-sahne img { width: 100%; height: 100%; object-fit: contain; }
.galeri-sayac { position: absolute; right: 26px; bottom: 26px; background: rgba(30, 50, 100, 0.88); color: #fff; font-weight: 800; font-size: 14px; padding: 6px 12px; border-radius: 999px; }
.galeri-grup { position: absolute; left: 26px; bottom: 26px; background: rgba(255, 255, 255, 0.94); color: var(--murekkep); font-weight: 800; font-size: 13px; padding: 6px 12px; border-radius: 999px; border: 1.5px solid var(--cizgi); }
.galeri-grup:empty { display: none; }
.galeri-ok { position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; border-radius: 50%; border: none; background: rgba(30, 50, 100, 0.85); color: #fff; display: none; align-items: center; justify-content: center; cursor: pointer; }
.js .galeri-ok { display: inline-flex; }
.galeri-ok:hover { background: var(--murekkep); }
.galeri-ok.geri { left: 22px; }
.galeri-ok.ileri { right: 22px; }
.galeri-gruplar { display: flex; flex-wrap: wrap; gap: 8px; }
.galeri-gruplar button { font-family: var(--govde); font-weight: 800; font-size: 14px; padding: 8px 14px; min-height: 40px; border-radius: 999px; border: 1.5px solid var(--cizgi-koyu); background: #fff; color: var(--murekkep); cursor: pointer; }
.galeri-gruplar button[aria-pressed="true"] { background: var(--murekkep); border-color: var(--murekkep); color: #fff; }
.seridi { display: flex; gap: 10px; overflow-x: auto; padding: 4px 2px 10px; scroll-snap-type: x proximity; }
.seridi a { position: relative; flex: 0 0 auto; width: 76px; border-radius: 10px; overflow: hidden; border: 1.5px solid #E3DCCB; background: #F4EFE3; scroll-snap-align: start; }
.seridi a img { width: 100%; aspect-ratio: 595 / 842; object-fit: cover; }
.seridi a[aria-current="true"]::after { content: ''; position: absolute; inset: 0; border: 3px solid var(--murekkep); border-radius: 9px; }
.seridi-not { font-weight: 700; font-size: 14px; color: var(--soluk); }

.bilgi { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.bilgi h1 { font-size: clamp(30px, 3.2vw, 44px); line-height: 1.08; }
.bilgi-metin { font-weight: 600; font-size: 18px; line-height: 1.6; color: var(--soluk); }
.maddeler { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.maddeler li { display: flex; gap: 10px; align-items: flex-start; font-weight: 700; font-size: 16px; line-height: 1.45; }
.maddeler svg { flex: 0 0 auto; margin-top: 1px; }
.indir-kutu { background: #fff; border: 1.5px solid #E7E0CF; border-radius: 22px; padding: 22px; box-shadow: 0 14px 30px rgba(30, 50, 100, 0.08); display: flex; flex-direction: column; gap: 14px; }
.indir { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 58px; border-radius: 16px; background: var(--murekkep); color: #fff; font-weight: 900; font-size: 19px; text-decoration: none; }
.indir:hover { background: #142449; color: #fff; }
.indir-not { text-align: center; font-weight: 700; font-size: 14px; color: var(--soluk); }
.dosyalar { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.dosyalar span { display: inline-flex; align-items: center; gap: 6px; font-weight: 800; font-size: 14px; padding: 7px 12px; border-radius: 10px; background: var(--zemin-koyu); }
.yazdir-not { display: flex; gap: 12px; align-items: flex-start; background: #FFF4CC; border-radius: 14px; padding: 12px 14px; font-weight: 700; font-size: 15px; line-height: 1.45; }
.yazdir-not svg { flex: 0 0 auto; }
.paylas { display: flex; flex-wrap: wrap; gap: 10px; }
.paylas .dugme { flex: 1 1 170px; min-height: 48px; border-radius: 14px; }
.kullanim-notu { font-weight: 600; font-size: 14px; line-height: 1.55; color: var(--soluk); }

.alt-indir { display: none; }

/* ---------- Metin sayfaları ---------- */
.kap.dar { max-width: 828px; }
.metin-sayfa { padding-top: 12px; padding-bottom: 56px; }
.metin-kutu { background: #fff; border: 1.5px solid var(--cizgi); border-radius: 26px; padding: 36px; box-shadow: var(--golge); }
.metin-kutu h2 { font-size: 26px; margin: 28px 0 10px; }
.metin-kutu h2:first-child { margin-top: 0; }
.metin-kutu p, .metin-kutu li { font-weight: 600; font-size: 17px; line-height: 1.7; color: #33405F; }
.metin-kutu p + p { margin-top: 12px; }
.metin-kutu ul { margin: 10px 0 0; padding-left: 22px; }
.metin-kutu li + li { margin-top: 6px; }
.hakkimda-ust { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-bottom: 8px; }

/* ---------- Duyarlı düzen ---------- */
@media (max-width: 1020px) {
  .ust-ic { flex-wrap: nowrap; }
  .js .menu-dugme { display: inline-flex; }
  .js .ana-menu {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--zemin); border-bottom: 1px solid #ECE4D2; padding: 8px var(--kenar) 16px;
    box-shadow: 0 18px 30px rgba(30, 50, 100, 0.10);
  }
  .js .ana-menu.acik { display: flex; }
  .js .ana-menu a { padding: 13px 4px; border-bottom: 1px solid var(--cizgi); font-size: 17px; }
  .js .ana-menu a[aria-current="page"] { box-shadow: none; color: #B3262C; }
  .js .ana-menu .menu-ig { display: flex; align-items: center; gap: 8px; border-bottom: none; }
  .alt-indir {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 25;
    padding: 10px var(--kenar) calc(10px + env(safe-area-inset-bottom));
    background: rgba(255, 251, 243, 0.96); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
    border-top: 1px solid #ECE4D2; box-shadow: 0 -8px 24px rgba(30, 50, 100, 0.08);
    display: flex; transition: transform .2s ease;
  }
  .alt-indir.sakli { transform: translateY(110%); }
  .alt-indir .indir { flex: 1; min-height: 52px; font-size: 18px; }
  body.materyal-sayfasi { padding-bottom: 78px; }
  html:not(.js) .ust-ic { flex-wrap: wrap; }
  .takip-yazi { display: none; }
  .takip { width: 46px; padding: 0; justify-content: center; }
  .sinif-kutular { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .materyal { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .galeri-sahne { max-width: 560px; }
}
@media (max-width: 860px) {
  .adimlar { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .adim { padding: 16px; gap: 14px; }
  .adim-no { width: 44px; height: 44px; font-size: 23px; }
  .adim h3 { font-size: 20px; }
}
@media (max-width: 640px) {
  :root { --kenar: 16px; }
  body { font-size: 16px; }
  .ust-ic { padding-top: 10px; padding-bottom: 10px; gap: 10px; }
  .marka-simge { width: 42px; height: 42px; }
  .marka-simge img { width: 34px; margin-top: 5px; }
  .marka-ad b { font-size: 21px; }
  .marka-ad small { display: none; }
  .yuvarlak { width: 44px; height: 44px; }
  .js .takip { display: none; }
  .ig-yildiz.ikinci { display: none; }
  .bolum { padding-top: 28px; padding-bottom: 28px; }
  .giris { padding-top: 26px; padding-bottom: 8px; gap: 22px; }
  .giris h1 { font-size: 38px; }
  .giris-metin { font-size: 17px; }
  .giris-sol, .giris-sag { flex-basis: 100%; }
  .bulucu .alan { flex-basis: 100%; }
  .bulucu .dugme { width: 100%; }
  .damga span { font-size: 11px; }
  .damga b { font-size: 24px; }
  .balon { font-size: 13px; padding: 7px 12px; left: 26%; }
  .sinif-kutular { gap: 12px; }
  .sinif-kutu { padding: 16px; min-height: 0; border-radius: 20px; gap: 8px; }
  .sinif-kutu .rakam { width: 46px; height: 46px; font-size: 26px; }
  .sinif-kutu h3 { font-size: 21px; margin-top: 0; }
  .sinif-kutu p { font-size: 14px; }
  .sinif-kutu .ok { display: none; }
  .kartlar.yatay { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; margin: 0 calc(-1 * var(--kenar)); padding: 4px var(--kenar) 16px; gap: 12px; }
  .kartlar.yatay > .kart { flex: 0 0 250px; scroll-snap-align: start; }
  .kart h3 { font-size: 19px; }
  .ig { padding: 28px 22px; border-radius: 24px; }
  .ig p { font-size: 16px; }
  .ig-sag { flex-basis: 100%; }
  .ig .dugme-sari { width: 100%; }
  .tanitim { padding: 24px; border-radius: 24px; gap: 16px; }
  .tanitim-simge { width: 88px; height: 88px; }
  .tanitim-simge img { width: 70px; }
  .metin-kutu { padding: 22px; border-radius: 22px; }
  .galeri-cerceve { padding: 10px; border-radius: 20px; }
  .galeri-ok { width: 40px; height: 40px; }
  .galeri-ok.geri { left: 16px; }
  .galeri-ok.ileri { right: 16px; }
  .galeri-sayac { right: 18px; bottom: 18px; }
  .galeri-grup { left: 18px; bottom: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .kart, .sinif-kutu { transition: none; }
}
@media print {
  .ust, .alt, .ig, .paylas { display: none; }
}