/* ===== فونت فارسی ===== */
@font-face{
  font-family:'Vazirmatn';
  src:url('/static/Vazirmatn-Regular.woff2') format('woff2');
  font-weight:400;font-display:swap;
}
@font-face{
  font-family:'Vazirmatn';
  src:url('/static/Vazirmatn-Bold.woff2') format('woff2');
  font-weight:700;font-display:swap;
}

:root{
  --bg:#0a1414;
  --bg2:#0f1e1e;
  --panel:#12262622;
  --card:#0f2020;
  --card2:#143030;
  --line:#1e3a3a;
  --teal:#1fb8a6;
  --teal-dim:#0d6e6e;
  --copper:#e0894a;
  --copper-dim:#b8542a;
  --gold:#e7c04a;
  --text:#e8f4f4;
  --muted:#7fa5a5;
  --green:#3ecf8e;
  --red:#f0605f;
  --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Vazirmatn',system-ui,sans-serif;
  background:linear-gradient(160deg,var(--bg),var(--bg2));
  color:var(--text);min-height:100vh;line-height:1.9;
  -webkit-font-smoothing:antialiased;
}

/* پس‌زمینه مدار */
.circuit-bg{
  position:fixed;inset:0;z-index:-1;opacity:.05;pointer-events:none;
  background-image:
    linear-gradient(var(--teal) 1px,transparent 1px),
    linear-gradient(90deg,var(--teal) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(ellipse at 70% 20%,#000 20%,transparent 75%);
}

/* ===== ورود ===== */
.auth-body{display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  padding:40px 32px;width:100%;max-width:390px;text-align:center;
  box-shadow:0 20px 60px #0008,0 0 0 1px #ffffff06 inset;
}
.logo-badge{
  width:76px;height:76px;margin:0 auto 18px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;color:var(--teal);
  background:linear-gradient(145deg,#143232,#0c1d1d);
  border:1px solid var(--teal-dim);box-shadow:0 0 30px #1fb8a633;
}
.auth-card h1{font-size:22px;margin:0 0 6px}
.subtitle{color:var(--muted);font-size:13px;margin:0 0 26px}
.auth-card label{display:block;text-align:right;font-size:13px;color:var(--muted);margin:14px 0 6px}
.auth-card input{
  width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);
  background:#0a1a1a;color:var(--text);font-family:inherit;font-size:15px;
}
.auth-card input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px #1fb8a622}
.auth-card button{
  width:100%;margin-top:22px;padding:13px;border:none;border-radius:12px;
  background:linear-gradient(135deg,var(--teal),var(--teal-dim));
  color:#04201c;font-weight:700;font-size:16px;font-family:inherit;cursor:pointer;
  transition:transform .12s,filter .2s;
}
.auth-card button:hover{filter:brightness(1.08)}
.auth-card button:active{transform:scale(.98)}
.auth-card button:disabled{opacity:.6;cursor:default}
.hint{font-size:12px;color:var(--muted);margin-top:20px}
.err{color:var(--red);font-size:13px;margin-top:12px;min-height:18px}

/* ===== هدر ===== */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;border-bottom:1px solid var(--line);
  background:#0a1818cc;backdrop-filter:blur(10px);position:sticky;top:0;z-index:10;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--teal)}
.brand span{color:var(--text);font-size:16px}
.user-box{display:flex;align-items:center;gap:10px}
.uname{font-size:14px;color:var(--muted)}
.mini-btn{
  padding:7px 14px;border-radius:10px;border:1px solid var(--line);
  background:var(--card2);color:var(--text);font-family:inherit;font-size:13px;cursor:pointer;
  text-decoration:none;transition:.15s;
}
.mini-btn:hover{border-color:var(--teal);color:var(--teal)}
.mini-btn.ghost{background:transparent}
.mini-btn.danger:hover{border-color:var(--red);color:var(--red)}

/* ===== تب‌ها ===== */
.tabs{display:flex;gap:6px;padding:14px 20px 0;max-width:900px;margin:0 auto;flex-wrap:wrap}
.tab{
  padding:10px 18px;border:none;background:transparent;color:var(--muted);
  font-family:inherit;font-size:15px;cursor:pointer;border-radius:10px 10px 0 0;
  border-bottom:2px solid transparent;transition:.15s;
}
.tab:hover{color:var(--text)}
.tab.active{color:var(--teal);border-bottom-color:var(--teal);background:#12262633}

main{max-width:900px;margin:0 auto;padding:20px}
.view{display:none;animation:fade .3s}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;margin-bottom:18px;box-shadow:0 8px 30px #0005;
}
.card h2{margin:0 0 6px;font-size:19px}
.muted{color:var(--muted);font-size:14px;margin:0 0 18px}

/* ===== انتخاب آزمون ===== */
.fld-label{display:block;font-size:14px;color:var(--muted);margin:18px 0 10px;font-weight:700}
.chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{
  padding:11px 18px;border-radius:12px;border:1px solid var(--line);
  background:#0b1c1c;color:var(--text);font-family:inherit;font-size:14px;cursor:pointer;
  transition:.15s;
}
.chip:hover{border-color:var(--teal-dim)}
.chip.active{
  background:linear-gradient(135deg,#15393566,#0d2b2b);
  border-color:var(--teal);color:var(--teal);box-shadow:0 0 0 3px #1fb8a618;
}
.primary-btn{
  margin-top:26px;padding:14px 22px;border:none;border-radius:13px;width:100%;
  background:linear-gradient(135deg,var(--teal),var(--teal-dim));
  color:#04201c;font-weight:700;font-size:16px;font-family:inherit;cursor:pointer;
  transition:transform .12s,filter .2s;
}
.primary-btn:hover{filter:brightness(1.08)}
.primary-btn:active{transform:scale(.99)}
.ghost-btn{
  padding:14px 22px;border-radius:13px;border:1px solid var(--line);
  background:transparent;color:var(--text);font-family:inherit;font-size:15px;cursor:pointer;
}
.ghost-btn:hover{border-color:var(--teal);color:var(--teal)}
.ghost-btn:disabled{opacity:.4;cursor:default}

/* ===== آزمون ===== */
.quiz-head{margin-bottom:16px}
.progress-wrap{height:8px;background:#0b1c1c;border-radius:20px;overflow:hidden;border:1px solid var(--line)}
.progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--teal),var(--gold));transition:width .3s}
.quiz-meta{display:flex;justify-content:space-between;margin-top:10px;font-size:14px;color:var(--muted)}
.timer{font-variant-numeric:tabular-nums;color:var(--copper)}
.question-card{min-height:220px}
.q-badge{
  display:inline-block;font-size:12px;padding:4px 12px;border-radius:20px;margin-bottom:14px;
  background:#12303066;border:1px solid var(--line);color:var(--muted);
}
.q-badge.scenario{color:var(--copper);border-color:var(--copper-dim)}
#qText{font-size:18px;line-height:2;margin:0 0 22px}
.options{display:flex;flex-direction:column;gap:12px}
.opt{
  padding:15px 18px;border-radius:13px;border:1px solid var(--line);
  background:#0b1c1c;cursor:pointer;transition:.15s;font-size:15px;display:flex;gap:12px;align-items:center;
}
.opt:hover{border-color:var(--teal-dim);background:#0e2323}
.opt.selected{border-color:var(--teal);background:#12333066;box-shadow:0 0 0 3px #1fb8a615}
.opt-mark{
  width:24px;height:24px;border-radius:50%;border:2px solid var(--line);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted);
}
.opt.selected .opt-mark{border-color:var(--teal);background:var(--teal);color:#04201c;font-weight:700}
.quiz-nav{display:flex;gap:12px;margin-top:18px}
.quiz-nav .primary-btn{margin-top:0;flex:1}
.quiz-nav .ghost-btn{flex:0 0 auto}

/* ===== نتیجه ===== */
.result-summary{text-align:center;padding:34px 24px}
.score-ring{
  width:140px;height:140px;margin:0 auto 18px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  background:conic-gradient(var(--ring-color) var(--pct),#12262633 0);
  position:relative;
}
.score-ring::before{content:'';position:absolute;inset:10px;border-radius:50%;background:var(--card)}
.score-num{position:relative;font-size:34px;font-weight:700}
.score-lbl{position:relative;font-size:13px;color:var(--muted)}
.result-summary h2{font-size:22px;margin:8px 0 4px}
.result-meta{color:var(--muted);font-size:14px}
.review-title{margin:26px 0 14px;font-size:17px}
.review-item{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:18px;margin-bottom:12px;border-right:4px solid var(--line);
}
.review-item.ok{border-right-color:var(--green)}
.review-item.no{border-right-color:var(--red)}
.review-q{font-size:15px;margin:0 0 12px;font-weight:700}
.review-opt{padding:9px 13px;border-radius:9px;font-size:14px;margin:5px 0;display:flex;gap:8px;align-items:center}
.review-opt.correct{background:#3ecf8e18;color:var(--green);border:1px solid #3ecf8e44}
.review-opt.wrong{background:#f0605f18;color:var(--red);border:1px solid #f0605f44}
.review-opt .ic{font-size:13px}
.ref-box{
  margin-top:12px;padding:10px 14px;border-radius:10px;font-size:13px;
  background:#e7c04a12;border:1px solid #e7c04a33;color:var(--gold);
}
.ref-box b{color:var(--gold)}

/* ===== جدول ===== */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:12px 10px;text-align:right;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:700;font-size:13px}
tbody tr:hover{background:#12262622}
.rank-1{color:var(--gold);font-weight:700}
.rank-2{color:#c9d4d4;font-weight:700}
.rank-3{color:var(--copper);font-weight:700}
.medal{font-size:16px}
.mono{font-family:ui-monospace,monospace;direction:ltr;display:inline-block}
.small{font-size:12px;color:var(--muted)}
.tag{font-size:11px;background:var(--teal-dim);color:#fff;padding:2px 8px;border-radius:10px}
.admin-row{background:#12262622}

/* ===== فرم ادمین ===== */
.admin-form{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:12px;align-items:end}
.admin-form .fld{display:flex;flex-direction:column}
.admin-form label{font-size:13px;color:var(--muted);margin-bottom:6px}
.admin-form input{
  padding:11px 13px;border-radius:11px;border:1px solid var(--line);
  background:#0a1a1a;color:var(--text);font-family:inherit;font-size:14px;
}
.admin-form input:focus{outline:none;border-color:var(--teal)}
.admin-form .primary-btn{margin-top:0}
@media(max-width:640px){
  .admin-form{grid-template-columns:1fr}
  #qText{font-size:16px}
  .card{padding:18px}
}
.empty{text-align:center;color:var(--muted);padding:30px;font-size:14px}