:root{
  --primary:#4A90D9;
  --success:#4CAF50;
  --warning:#FF9800;
  --danger:#F44336;
  --accent:#9C27B0;
  --bg:#FFF8E1;
  --text:#1c1c1c;
  --muted: rgba(0,0,0,.55);
  --card:#ffffff;
  --ring: 0 0 0 3px rgba(74,144,217,.18);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{ margin:0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; color:var(--text); }

#mx-app{
  max-width: 520px;
  margin: 0 auto;
}

.mx-app{
  background: var(--bg);
  border-radius: 18px;
  border: 1px solid rgba(0,0,0,.08);
  box-shadow: 0 16px 40px rgba(0,0,0,.10);
  overflow:hidden;
}

.mx-header{
  padding: 14px 14px 10px;
  background: linear-gradient(180deg, rgba(74,144,217,.12), rgba(255,248,225,.75));
  border-bottom: 1px solid rgba(0,0,0,.06);
}

.mx-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
}

.mx-title{
  font-weight: 1000;
  letter-spacing: .2px;
}

.mx-tools{
  display:flex;
  gap: 10px;
  align-items:center;
}

.mx-toolbtn{
  border: 1px solid rgba(0,0,0,.10);
  background: rgba(255,255,255,.75);
  border-radius: 12px;
  padding: 8px 10px;
  font-weight: 900;
  cursor:pointer;
}

.mx-progress{
  margin-top: 10px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
}

.mx-progressbar{
  flex: 1;
  height: 12px;
  background: rgba(0,0,0,.06);
  border-radius: 999px;
  overflow:hidden;
  border: 1px solid rgba(0,0,0,.06);
}
.mx-progressbar__fill{
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.mx-progressnum{
  font-weight: 1000;
  white-space: nowrap;
}

.mx-body{ padding: 14px; }

.mx-card{
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 18px;
  padding: 14px;
  box-shadow: 0 12px 28px rgba(0,0,0,.10);
}

.mx-mission-meta{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap: 10px;
  font-weight: 950;
  color: rgba(0,0,0,.65);
}

.mx-mission-title{
  margin: 10px 0 6px;
  font-size: 18px;
  font-weight: 1000;
}

.mx-mission-desc{
  margin: 0 0 12px;
  font-weight: 850;
  color: var(--muted);
  line-height: 1.3;
}

.mx-interactive{
  border-radius: 16px;
  border: 1px dashed rgba(0,0,0,.12);
  background: rgba(255,255,255,.70);
  padding: 12px;
  min-height: 84px;
}

.mx-nav{
  margin-top: 12px;
  display:flex;
  gap: 10px;
}

.mx-btn{
  flex: 1;
  border-radius: 16px;
  padding: 12px 12px;
  border: 1px solid rgba(0,0,0,.10);
  font-weight: 1000;
  cursor:pointer;
  background: rgba(255,255,255,.85);
}

.mx-btn--primary{
  background: linear-gradient(180deg, rgba(74,144,217,1), rgba(74,144,217,.88));
  color:#fff;
  border-color: rgba(74,144,217,.35);
}

.mx-btn:disabled{
  opacity:.5;
  cursor:not-allowed;
}

.mx-footer{
  padding: 12px 14px 14px;
  border-top: 1px solid rgba(0,0,0,.06);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
}

.mx-medals{
  font-weight: 1000;
}

/* Toast */
.mx-toast{
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  width: min(520px, calc(100vw - 24px));
  pointer-events: none;
  opacity: 0;
  transition: opacity .15s ease;
}
.mx-toast.is-visible{ opacity: 1; }
.mx-toast__bubble{
  pointer-events:none;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(74,144,217,.92);
  color: #fff;
  font-weight: 950;
  box-shadow: 0 14px 30px rgba(0,0,0,.18);
}