/* Jung Akademi — kullanıcı arayüzü */
.jak-kapsayici{--jak-ana:#2f4858;--jak-vurgu:#3d7ea6;--jak-ok:#2e9e6b;--jak-cizgi:#e3e8ec;
  max-width:1180px;margin:0 auto;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:#1f2933}
.jak-kapsayici *{box-sizing:border-box}

/* Giriş */
.jak-giris{max-width:440px;margin:40px auto;padding:36px 32px;background:#fff;
  border:1px solid var(--jak-cizgi);border-radius:14px;box-shadow:0 4px 24px rgba(0,0,0,.06)}
.jak-giris h2{margin:0 0 6px;font-size:24px;color:var(--jak-ana)}
.jak-alt{margin:0 0 22px;color:#66757f;font-size:15px}
.jak-giris label{display:block;font-weight:600;font-size:13px;margin-bottom:6px;color:var(--jak-ana)}
.jak-giris input[type=text]{width:100%;padding:14px 16px;font-size:17px;letter-spacing:.08em;
  text-transform:uppercase;border:2px solid var(--jak-cizgi);border-radius:9px;font-family:ui-monospace,monospace}
.jak-giris input[type=text]:focus{outline:0;border-color:var(--jak-vurgu)}
.jak-giris button{width:100%;margin-top:16px;padding:14px;font-size:16px;font-weight:600;color:#fff;
  background:var(--jak-vurgu);border:0;border-radius:9px;cursor:pointer}
.jak-giris button:hover{background:#33698a}
.jak-uyari{margin:22px 0 0;padding-top:18px;border-top:1px solid var(--jak-cizgi);
  font-size:12.5px;line-height:1.6;color:#7b8a94}
.jak-hata{padding:12px 14px;margin-bottom:18px;background:#fdecea;border-left:4px solid #d93025;
  border-radius:6px;color:#a5251c;font-size:14px}
.jak-bilgi{max-width:560px;margin:60px auto;padding:40px;text-align:center;background:#fff;
  border:1px solid var(--jak-cizgi);border-radius:14px}
.jak-bilgi h2{margin-top:0;color:var(--jak-ana)}

/* Üst bar */
.jak-ustbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding:14px 18px;background:var(--jak-ana);color:#fff;border-radius:11px;margin-bottom:14px}
.jak-kod-etiket{margin-left:10px;padding:3px 9px;background:rgba(255,255,255,.16);
  border-radius:5px;font-family:ui-monospace,monospace;font-size:12px;letter-spacing:.05em}
.jak-ustbar-sag{display:flex;align-items:center;gap:14px}
.jak-kalan{font-size:12.5px;background:#c8871b;padding:4px 10px;border-radius:5px}
.jak-cikis{color:#cfe0ea!important;font-size:13.5px;text-decoration:none}
.jak-cikis:hover{color:#fff!important;text-decoration:underline}

/* İlerleme */
.jak-ilerleme-kutu{padding:14px 18px;background:#fff;border:1px solid var(--jak-cizgi);
  border-radius:11px;margin-bottom:20px}
.jak-ilerleme-ust{display:flex;justify-content:space-between;font-size:13.5px;
  color:#54636e;margin-bottom:9px;font-weight:600}
.jak-bar{height:9px;background:#eef2f5;border-radius:99px;overflow:hidden}
.jak-bar-dolu{height:100%;background:linear-gradient(90deg,var(--jak-vurgu),var(--jak-ok));
  border-radius:99px;transition:width .4s}

/* Gövde */
.jak-govde{display:grid;grid-template-columns:1fr 330px;gap:22px;align-items:start}
@media(max-width:900px){.jak-govde{grid-template-columns:1fr}}

.jak-ders-baslik{display:flex;align-items:center;gap:12px;margin:0 0 14px;font-size:21px;color:var(--jak-ana)}
.jak-ders-no{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;
  background:var(--jak-vurgu);color:#fff;border-radius:50%;font-size:14px;flex:0 0 auto}

/* Video */
.jak-video-sarmal{position:relative;width:100%;aspect-ratio:16/9;background:#000;
  border-radius:12px;overflow:hidden}
.jak-video-sarmal iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.jak-filigran{position:absolute;pointer-events:none;user-select:none;z-index:9;
  color:rgba(255,255,255,.34);font:600 13px/1 system-ui,sans-serif;white-space:nowrap;
  text-shadow:0 1px 3px rgba(0,0,0,.65);animation:jakGez 41s linear infinite}
.jak-filigran-2{animation:jakGez2 67s linear infinite;color:rgba(255,255,255,.22);font-size:11px}
@keyframes jakGez{0%{top:9%;left:5%}20%{top:74%;left:58%}40%{top:31%;left:12%}
  60%{top:63%;left:66%}80%{top:16%;left:41%}100%{top:9%;left:5%}}
@keyframes jakGez2{0%{top:80%;left:70%}25%{top:22%;left:24%}50%{top:56%;left:8%}
  75%{top:38%;left:72%}100%{top:80%;left:70%}}

.jak-aciklama{margin-top:16px;padding:16px 18px;background:#f7f9fa;
  border-left:3px solid var(--jak-vurgu);border-radius:7px;font-size:15px;line-height:1.65}
.jak-ders-durum{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:14px;padding:11px 16px;background:#fff;border:1px solid var(--jak-cizgi);border-radius:9px;font-size:13.5px}
.jak-durum-metin b{color:var(--jak-vurgu);font-size:15px}
.jak-durum-not{color:#8a97a0}

/* Liste */
.jak-liste{background:#fff;border:1px solid var(--jak-cizgi);border-radius:12px;padding:18px 16px;
  position:sticky;top:20px;max-height:78vh;overflow-y:auto}
.jak-liste h4{margin:0 0 12px;font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:#78868f}
.jak-liste ol{list-style:none;margin:0;padding:0;counter-reset:jak}
.jak-oge{counter-increment:jak;margin-bottom:3px}
.jak-oge-ic{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:8px;
  text-decoration:none;color:#33424c;font-size:14px;line-height:1.35;position:relative}
a.jak-oge-ic:hover{background:#f0f5f8}
.jak-oge-ic::before{content:counter(jak);flex:0 0 22px;font-size:11.5px;color:#98a5ad;font-weight:700}
.jak-ikon{flex:0 0 auto;font-size:12px;color:var(--jak-vurgu)}
.jak-oge-baslik{flex:1}
.jak-aktif .jak-oge-ic{background:#e8f1f7;font-weight:600;color:var(--jak-ana)}
.jak-kilitli .jak-oge-ic{color:#b3bec5;cursor:not-allowed}
.jak-kilitli .jak-ikon{color:#c3ccd2}
.jak-bitti-oge .jak-ikon{color:var(--jak-ok)}
.jak-mini-bar{position:absolute;left:11px;right:11px;bottom:3px;height:2px;background:#e3e9ed;border-radius:2px}
.jak-mini-bar i{display:block;height:100%;background:var(--jak-vurgu);border-radius:2px}