.body {
  display: flex;
  justify-content: center;
  margin-top: 50px;
}

/* CARD FORM */
.card {
  margin: 0 8px;
  margin-top: 80px;
  width: 400px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px) saturate(180%);
  border-radius: 20px;
  padding: 30px 25px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 245, 196, 0.3);
}

.card h2 {
  color: #00f5c4;
  margin-bottom: 20px;
  text-align: center;
}

.card input {
  width: 100%;
  padding: 12px 8px 12px 0;
  margin-bottom: 15px;
  border-radius: 10px;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: white;
  font-size: 14px;
  outline: none;
  transition: 0.3s;
}

/* STYLE MODERN SELECT */
.card select {
  width: 100%;
  margin-bottom: 16px;
  padding: 12px 15px;
  border-radius: 10px;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: white;
  font-size: 14px;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  transition: 0.3s;
  position: relative;
}

/* Focus Effect */
.card select:focus {
  background: rgba(0, 245, 196, 0.1);
  box-shadow: 0 0 10px rgba(0, 245, 196, 0.5);
}

/* Option styling */
.card select option {
  background: rgba(15, 15, 24, 0.95);
  color: white;
  padding: 10px;
}

.card input:focus,
.card select:focus {
  background: rgba(0, 245, 196, 0.1);
  box-shadow: 0 0 10px rgba(0, 245, 196, 0.5);
}

.card button.add {
  font-family: inherit;
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  font-weight: bolder;
  background: linear-gradient(90deg, #00f5c4, #5b8cff);
  color: rgb(255, 255, 255);
  cursor: pointer;
  transition: 0.3s;
}

.card button.add:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 245, 196, 0.4);
}

.card button.add:active {
  transform: translateY(0);
  box-shadow: 0 4px 10px rgba(0, 245, 196, 0.2);
}

.card hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  margin: 25px 0;
}

.card ul {
  list-style: none;
  padding: 0;
  max-height: 250px;
  overflow-y: auto;
}

.card ul li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 10px 15px;
  border-radius: 10px;
  margin-bottom: 10px;
  transition: 0.3s;
}

.card ul li:hover {
  background: rgba(0, 245, 196, 0.1);
}

.card ul li button {
  background: #ff3e6c;
  color: white;
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 12px;
  border: none;
  cursor: pointer;
  transition: 0.3s;
}

.card ul li button:hover {
  background: #ff1a4d;
}

/* TABS CONTAINER */
.tabs {
  display: flex;
  gap: 32px;
  background: rgba(255, 255, 255, 0.05);
  padding: 6px;
  border-radius: 14px;
  position: relative;
  margin-bottom: 20px;
  backdrop-filter: blur(15px);
}

/* TAB BUTTON */
.tab-btn {
  flex: 1;
  padding: 10px 0;
  border: none;
  background: transparent !important;
  font-family: inherit;
  color: rgba(221, 221, 221, 0.696) !important;
  cursor: pointer;
  border-radius: 10px;
  font-weight: bolder !important;
  transition: 0.3s ease;
  font-weight: 400;
  position: relative;
  z-index: 2;
}

.tab-btn:hover {
  color: white !important;
  background: transparent !important;
}

.tab-btn.active {
  color: rgb(255, 255, 255) !important;
}

.tabs::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  width: 45%;
  border-radius: 10px;
  background: linear-gradient(90deg, #00f5c4, #5b8cff);
  transition: 0.3s ease;
  z-index: 1;
}

.tabs.expense-active::before {
  transform: translateX(-115%);
}