/* AdsGrambd — User UI */
:root{
    --bg:#0f172a; --bg-2:#111c36; --card:#182236; --card-2:#1e2a44;
    --text:#e6edf7; --muted:#94a3b8; --line:#243049;
    --primary:#3b82f6; --primary-2:#2563eb; --success:#22c55e;
    --danger:#ef4444; --warn:#f59e0b; --radius:14px;
    --shadow:0 6px 20px rgba(0,0,0,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
    font-size:15px;line-height:1.5;overflow-x:hidden}
.hidden{display:none!important}
.app{max-width:640px;margin:0 auto;padding:0 14px 100px}

/* Loader */
.loader-wrap{position:fixed;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;background:var(--bg);z-index:50}
.loader{width:44px;height:44px;border:3px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
.loader-text{margin-top:14px;color:var(--muted);font-size:14px}
@keyframes spin{to{transform:rotate(360deg)}}

/* Header */
.header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 0 14px;border-bottom:1px solid var(--line);margin-bottom:14px}
.user-info{display:flex;align-items:center;gap:10px;min-width:0}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--card);object-fit:cover;border:2px solid var(--line)}
.user-name{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px}
.user-sub{color:var(--muted);font-size:12px}
.balance-box{text-align:right}
.balance-label{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.5px}
.balance-value{font-size:22px;font-weight:700}
.balance-value small{font-size:12px;color:var(--muted);font-weight:500}
.balance-bdt{font-size:11px;color:var(--muted)}

/* Notice */
.notice{background:linear-gradient(135deg,#f59e0b22,#f59e0b08);border:1px solid #f59e0b55;color:#fcd34d;padding:10px 14px;border-radius:10px;font-size:13px;margin-bottom:14px}

/* Tabs */
.tabs{display:flex;gap:6px;margin-bottom:16px;background:var(--bg-2);padding:5px;border-radius:12px}
.tab{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 6px;border:0;background:transparent;color:var(--muted);border-radius:9px;cursor:pointer;font-size:13px;font-weight:500;transition:.15s}
.tab.active{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(59,130,246,.35)}
.icon{width:16px;height:16px;flex-shrink:0}
.icon-lg{width:44px;height:44px;color:var(--warn);margin-bottom:8px}

/* Panels */
.tab-panel{display:none;animation:fade .2s}
.tab-panel.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

/* Card */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:14px}
.card-title{margin:0 0 12px;font-size:14px;font-weight:600;color:var(--text)}

/* Stats */
.stats-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}
.stat-value{font-size:20px;font-weight:700;color:var(--primary)}
.stat-label{font-size:11px;color:var(--muted);margin-top:2px}

/* Quiz */
.quiz-card{padding:18px}
.quiz-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.badge{font-size:11px;padding:3px 9px;border-radius:20px;background:var(--primary);color:#fff;text-transform:uppercase;font-weight:600}
.quiz-progress-mini{font-size:12px;color:var(--muted)}
.quiz-question{font-size:26px;font-weight:700;text-align:center;padding:22px 6px;letter-spacing:.5px}
.quiz-input-wrap{margin-bottom:12px}
.quiz-input{width:100%;padding:14px;font-size:20px;text-align:center;background:var(--bg-2);border:1px solid var(--line);color:var(--text);border-radius:12px;outline:none;font-weight:600}
.quiz-input:focus{border-color:var(--primary)}
.quiz-actions{display:flex;gap:8px}
.btn{flex:1;padding:13px;border:0;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;transition:.15s;font-family:inherit}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-2)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed}
.btn-danger{background:var(--danger);color:#fff}
.quiz-feedback{margin-top:12px;padding:12px;border-radius:10px;text-align:center;font-weight:600;font-size:14px}
.quiz-feedback.ok{background:#22c55e22;color:#4ade80;border:1px solid #22c55e55}
.quiz-feedback.err{background:#ef444422;color:#f87171;border:1px solid #ef444455}

/* Forms */
.form-group{margin-bottom:12px}
.form-group label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;font-weight:500}
.input{width:100%;padding:12px;background:var(--bg-2);border:1px solid var(--line);color:var(--text);border-radius:10px;font-size:14px;outline:none;font-family:inherit}
.input:focus{border-color:var(--primary)}
.hint{font-size:12px;color:var(--muted);margin-top:6px}

/* List */
.list{display:flex;flex-direction:column;gap:8px}
.list-item{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:13px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.list-item .status{padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase}
.status.pending{background:#f59e0b22;color:#fbbf24}
.status.approved{background:#22c55e22;color:#4ade80}
.status.rejected{background:#ef444422;color:#f87171}

/* Profile */
.profile-card{text-align:center}
.avatar-lg{width:80px;height:80px;border-radius:50%;border:3px solid var(--primary);object-fit:cover;margin-bottom:8px}
.profile-card h2{margin:6px 0 2px;font-size:18px}
.profile-card p{margin:0 0 14px;color:var(--muted);font-size:13px}
.profile-card .stats-row{grid-template-columns:1fr 1fr 1fr;margin-top:8px}

/* Overlay */
.overlay{position:fixed;inset:0;background:rgba(15,23,42,.95);z-index:100;display:flex;justify-content:center;align-items:center;padding:20px}
.overlay-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;text-align:center;max-width:340px;width:100%}
.overlay-card h3{margin:8px 0}
.overlay-card .timer{font-size:32px;font-weight:700;color:var(--warn);margin-top:10px;font-variant-numeric:tabular-nums}

/* Responsive */
@media (max-width:380px){
    .balance-value{font-size:19px}
    .quiz-question{font-size:22px}
    .stat-value{font-size:17px}
}
/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.quiz-toast {
    position: fixed;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%) translateY(120%);
    background: #182236;
    color: #e6edf7;
    padding: 14px 22px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    border: 1px solid #243049;
    z-index: 9999;
    max-width: 90vw;
    text-align: center;
    transition: transform .35s cubic-bezier(.2, .8, .2, 1), opacity .35s;
    opacity: 0;
    pointer-events: none;
}
.quiz-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}
.quiz-toast-success {
    background: linear-gradient(135deg, #16a34a, #22c55e);
    border-color: #4ade80;
    color: #fff;
}
.quiz-toast-warn {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    border-color: #fbbf24;
    color: #fff;
}
.quiz-toast-error {
    background: linear-gradient(135deg, #dc2626, #ef4444);
    border-color: #f87171;
    color: #fff;
}
.quiz-toast-info {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border-color: #60a5fa;
    color: #fff;
}