:root{
  --navy:#0E1640; --navy2:#0d1233; --cyan:#35E6E6; --magenta:#E64DD2; --lime:#B6F94F;
  --blue:#4C8BFF; --gold:#FFBF00; --ink:#eaf0ff; --muted:#9fb0e0; --line:rgba(76,139,255,.28);
}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;color:var(--ink);font-family:Arial,Helvetica,sans-serif;
  background:radial-gradient(1200px 800px at 75% -10%, #1b2a6b 0%, var(--navy) 45%, var(--navy2) 100%);}
a{color:var(--cyan)}
.tag{font-family:"Courier New",monospace;color:var(--cyan);letter-spacing:.12em;font-size:13px}
.wrap{max-width:980px;margin:0 auto;padding:8px 18px 60px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:980px;margin:0 auto;padding:16px 18px;border-bottom:1px solid var(--line)}
.brand{font-weight:bold;font-size:18px}
.brand .k{color:var(--cyan);font-family:"Courier New",monospace}
.card{background:rgba(20,28,77,.55);border:1px solid var(--line);border-radius:16px;padding:22px;margin:14px 0;box-shadow:0 14px 40px rgba(0,0,0,.35)}
.card h2{margin:.1em 0 .6em;font-size:19px}
.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:18px}
.auth{width:min(94vw,420px)}
h1{font-size:26px;margin:.3em 0 .3em}
.muted{color:var(--muted)}
label{display:block;font-size:13px;color:var(--muted);margin:12px 0 5px}
input,select,textarea{width:100%;padding:11px 12px;border-radius:10px;border:1px solid var(--line);background:#0c1330;color:var(--ink);font-size:15px;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid var(--blue)}
textarea{min-height:64px;resize:vertical}
button{cursor:pointer;border:none;border-radius:10px;padding:11px 16px;font-size:15px;font-weight:bold;background:var(--cyan);color:#06223a}
button.alt{background:transparent;border:1px solid var(--line);color:var(--ink);font-weight:normal}
button.lime{background:var(--lime);color:#1a2a06}
.row{display:flex;gap:10px;flex-wrap:wrap}
.row>*{flex:1;min-width:150px}
.list{display:flex;flex-direction:column;gap:10px}
.item{background:#0f1640;border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.item .h{display:flex;justify-content:space-between;gap:10px;align-items:center}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;background:rgba(53,230,230,.12);border:1px solid rgba(53,230,230,.45);color:var(--cyan)}
.pill.ok{background:rgba(182,249,79,.12);border-color:rgba(182,249,79,.5);color:var(--lime)}
.pill.gold{background:rgba(255,191,0,.12);border-color:rgba(255,191,0,.5);color:var(--gold)}
.err{color:#ff8a8a;font-size:13px;margin-top:8px;min-height:16px}
.lesson{display:flex;justify-content:space-between;gap:8px;padding:8px 0;border-bottom:1px dashed var(--line)}
.lesson:last-child{border-bottom:none}
.badges{display:flex;gap:8px;flex-wrap:wrap}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:720px){.grid{grid-template-columns:1fr}}

/* --- rozetler --- */
.badge-tile{display:inline-flex;flex-direction:column;align-items:center;gap:4px;width:92px;text-align:center}
.badge-tile img{width:64px;height:64px;object-fit:contain;filter:drop-shadow(0 4px 10px rgba(0,0,0,.4))}
.badge-tile span{font-size:11px;color:var(--muted);line-height:1.2}
.student-row-actions{margin-top:8px}
.modal{position:fixed;inset:0;background:rgba(6,10,30,.72);display:flex;align-items:center;justify-content:center;padding:18px;z-index:50}
.modal-box{width:min(96vw,580px);max-height:86vh;overflow:auto;background:#0f1640;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.badge-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px;margin-top:12px}
.badge-pick{cursor:pointer;background:#0c1330;border:1px solid var(--line);border-radius:12px;padding:12px 8px;text-align:center;transition:transform .08s,border-color .12s}
.badge-pick:hover{transform:translateY(-2px);border-color:var(--cyan)}
.badge-pick img{width:76px;height:76px;object-fit:contain;display:block;margin:0 auto 6px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.4))}
.badge-pick span{font-size:12px;color:var(--ink)}