/* Kurs / içerik modülü */
.kurs-formu textarea { width: 100%; min-height: 96px; padding: 10px 11px; border: 1px solid var(--cizgi); border-radius: 9px; color: var(--metin); background: #fff; font: inherit; font-weight: 500; line-height: 1.5; resize: vertical; }
.kurs-formu textarea:focus { border-color: var(--kirmizi); outline: 3px solid rgba(201, 15, 29, .08); }
.kurs-formu .genis-alan { grid-column: 1 / -1; }
.kurs-form-karti { margin-bottom: 22px; }
.kurs-ipucu { margin: 0; padding: 0 24px 20px; color: var(--soluk); font-size: 11px; line-height: 1.6; }
.kurs-ipucu a { color: var(--kirmizi); font-weight: 750; }
.kurs-durum-formu { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 24px 22px; }
.kurs-modul-yonetimi { margin-top: 20px; }
.kurs-modul-ekle { grid-template-columns: minmax(200px, 1fr) minmax(220px, 1.3fr) auto; border-bottom: 1px solid #eceef1; }
.kurs-modul-listesi { display: grid; gap: 14px; }
.kurs-modul-yonetimi .kurs-modul-listesi { padding: 18px 22px 22px; }
.kurs-yonetim-modul { border: 1px solid var(--cizgi); border-radius: 14px; background: #fafbfc; }
.kurs-yonetim-modul-ust { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px 0; }
.kurs-sira-dugmeleri { display: inline-flex; gap: 2px; }
.kurs-sira-dugmeleri form { display: inline; }
.kurs-sira-dugmeleri .metin-dugme { display: grid; width: 26px; height: 26px; border: 1px solid var(--cizgi); border-radius: 7px; background: #fff; font-size: 12px; place-items: center; }
.kurs-sira-dugmeleri .metin-dugme:disabled { color: #c3c8d0; cursor: default; }
.kurs-modul-duzenle { display: flex; align-items: end; justify-content: space-between; gap: 12px; padding: 8px 18px 14px; }
.kurs-modul-formu { display: grid; flex: 1; grid-template-columns: minmax(180px, 1fr) minmax(220px, 1.4fr) auto; align-items: end; gap: 10px; }
.kurs-modul-formu label { display: grid; gap: 6px; color: var(--soluk); font-size: 10px; font-weight: 750; }
.kurs-modul-formu input, .kurs-ders-ekle input, .kurs-ders-ekle select { width: 100%; min-height: 38px; padding: 0 10px; border: 1px solid var(--cizgi); border-radius: 8px; color: var(--metin); background: #fff; font: inherit; font-size: 12px; }
.kurs-modul-formu input:focus, .kurs-ders-ekle input:focus, .kurs-ders-ekle select:focus { border-color: var(--kirmizi); outline: 3px solid rgba(201, 15, 29, .08); }
.kurs-modul-sil { padding-bottom: 10px; }
.kurs-yonetim-dersler { border-top: 1px solid #eceef1; background: #fff; border-radius: 0 0 14px 14px; }
.kurs-yonetim-ders { display: grid; grid-template-columns: 31px minmax(0, 1fr) auto auto auto; align-items: center; gap: 12px; padding: 11px 18px; border-bottom: 1px solid #f0f1f3; font-size: 13px; }
.kurs-yonetim-ders .oynat { font-size: 11px; font-weight: 800; }
.kurs-yonetim-ders-bilgi { min-width: 0; }
.kurs-yonetim-ders-bilgi strong, .kurs-yonetim-ders-bilgi small { display: block; }
.kurs-yonetim-ders-bilgi strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kurs-yonetim-ders-bilgi strong a { color: var(--metin); }
.kurs-yonetim-ders-bilgi strong a:hover { color: var(--kirmizi); }
.kurs-yonetim-ders-bilgi small { margin-top: 3px; color: var(--soluk); font-size: 10px; }
.kurs-ders-ekle { display: grid; grid-template-columns: minmax(200px, 1.2fr) minmax(200px, 1.4fr) 90px 110px auto; align-items: end; gap: 10px; padding: 12px 18px 16px; }
.kurs-ders-ekle label { display: grid; gap: 6px; color: var(--soluk); font-size: 10px; font-weight: 750; }
.kurs-ders-yonetim-grid { grid-template-columns: minmax(360px, 1.2fr) minmax(300px, .8fr); }
.kurs-ders-sil-formu { padding: 0 24px 22px; }
.kurs-onizleme { padding: 0 22px 22px; }
.kurs-kaynak-alani { padding: 0 22px 22px; }
.kurs-kaynak-alani .odev-dosyalari { margin-bottom: 18px; }
.kurs-kaynak-islem { display: flex; align-items: center; gap: 12px; }
.kurs-kaynak-islem form { display: inline; }
.kurs-dosya-formu { display: grid; gap: 12px; padding-top: 16px; border-top: 1px solid #eef0f3; }
.kurs-dosya-formu .odev-form-islemleri { margin-top: 0; }

/* video alanı */
.kurs-video { position: relative; overflow: hidden; aspect-ratio: 16 / 9; border-radius: 18px; background: #10151d; }
.kurs-video iframe, .kurs-video video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.kurs-video--yok, .kurs-video--baglanti { display: grid; align-content: center; justify-items: center; gap: 12px; padding: 30px; color: #dce0e6; background: radial-gradient(circle at 50% 45%, #3d4652, #10151d 64%); text-align: center; }
.kurs-video--yok p, .kurs-video--baglanti p { margin: 0; font-size: 13px; }
.kurs-video--yok .buyuk-oynat { opacity: .45; }

/* öğrenci / öğretmen ders sayfası */
.kurs-ders-ust { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.kurs-ders-ust .ust-etiket { margin: 0; }
.kurs-ders-meta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 14px; color: var(--soluk); font-size: 11px; font-weight: 750; }
.kurs-tamamla-formu { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 18px; padding-top: 16px; border-top: 1px solid #eef0f3; }
.kurs-tamamla-ozet { color: var(--soluk); font-size: 12px; }
.kurs-tamamla-ozet strong { color: var(--metin); }
.kurs-ders-gezinti { display: flex; justify-content: space-between; gap: 10px; margin-top: 16px; }
.kurs-ders-gezinti .buton { max-width: 48%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kurs-kaynak-karti { margin-top: 14px; }
.kurs-mufredat { padding-bottom: 8px; }
.kurs-mufredat .kart-baslik { padding-bottom: 8px; }
.kurs-mufredat-modul { display: grid; gap: 3px; padding: 12px 18px 6px; border-top: 1px solid #f0f1f3; font-size: 12px; }
.kurs-mufredat .ders-link { padding: 11px 18px; }
.kurs-mufredat .ders-link span:nth-child(2) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* program içeriği (modül → ders) */
.kurs-modul .hafta-baslik .durum { flex: 0 0 auto; }
.kurs-modul .ders-listesi { padding-bottom: 6px; }
.kurs-ders-satir { color: var(--metin); }
.kurs-ders-satir:hover { color: var(--kirmizi); }
.kurs-ders-satir span:nth-child(2) small { display: block; margin-top: 3px; font-size: 11px; }
.kurs-ders-satir.tamam .oynat { color: #086b49; background: #dbf5ea; }
.kurs-ders-satir .durum { margin-left: 8px; }
.istatistik .ilerleme { margin-top: 12px; }

/* öğrenci kurs kartı ve kurs detayı eklentileri (dashboard.php) */
.kurs-icerik-ilerleme { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 12px; padding-top: 12px; border-top: 1px solid #eef0f3; color: var(--soluk); font-size: 11px; font-weight: 750; }
.kurs-icerik-ilerleme a { color: var(--kirmizi); }
.kurs-icerik-ilerleme .ilerleme { flex: 1; }
.kurs-detay-yan { display: grid; gap: 20px; align-content: start; }
.kurs-icerik-kutusu { padding: 0 22px 20px; }
.kurs-icerik-kutusu p { margin: 0 0 10px; color: var(--soluk); font-size: 12px; line-height: 1.6; }
.kurs-icerik-kutusu .ilerleme { margin: 8px 0 14px; }

@media (max-width: 980px) {
  .kurs-ders-yonetim-grid, .sinif-yonetim-grid.kurs-ders-yonetim-grid { grid-template-columns: 1fr; }
  .kurs-ders-ekle { grid-template-columns: 1fr 1fr; }
  .kurs-modul-ekle { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .kurs-modul-formu, .kurs-ders-ekle, .kurs-modul-ekle { grid-template-columns: 1fr; }
  .kurs-modul-duzenle { flex-direction: column; align-items: stretch; }
  .kurs-yonetim-ders { grid-template-columns: 31px minmax(0, 1fr); }
  .kurs-yonetim-ders .durum, .kurs-yonetim-ders .kurs-sira-dugmeleri, .kurs-yonetim-ders .tablo-islem { grid-column: 2; }
  .kurs-ders-gezinti { flex-direction: column; }
  .kurs-ders-gezinti .buton { max-width: none; }
}
.kurs-cogalt { margin: 12px 0 0; }
.kurs-cogalt summary { list-style: none; cursor: pointer; }
.kurs-cogalt summary::-webkit-details-marker { display: none; }
.kurs-cogalt[open] { display: grid; gap: 10px; padding: 12px 14px; margin-top: 12px; border: 1px solid var(--cizgi); border-radius: 12px; }
.kurs-cogalt-not { color: var(--soluk); font-size: 11px; }