*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0d0d0d;
  --surface: #161616;
  --surface2: #1f1f1f;
  --surface3: #282828;
  --border: #2a2a2a;
  --border2: #333;
  --text: #f2efe8;
  --text2: #888;
  --text3: #555;
  --green: #3dd68c;
  --green-dim: #1a3d2b;
  --red: #f05252;
  --red-dim: #3d1a1a;
  --amber: #f0a840;
  --amber-dim: #3d2e10;
  --accent: #f2efe8;
  --radius: 14px;
  --radius-sm: 8px;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Geist", sans-serif;
  font-weight: 300;
  min-height: 100vh;
  padding: 0 0 80px;
}

/* TOPBAR */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.logo {
  font-family: "Fraunces", serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--text);
}
.logo em {
  font-style: italic;
  font-weight: 300;
  color: var(--text2);
}
.topbar-tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  padding: 4px 10px;
  border: 1px solid var(--border2);
  border-radius: 99px;
}

/* LAYOUT */
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 0;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .topbar {
    padding: 16px 20px;
  }
  .page {
    padding: 24px 16px 0;
  }
}

/* STAT CARDS */
.stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.stat-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}
.stat-value {
  font-family: "Fraunces", serif;
  font-size: 24px;
  font-weight: 300;
  letter-spacing: -0.5px;
  color: var(--text);
}
.stat-value.plus {
  color: var(--green);
}
.stat-value.minus {
  color: var(--red);
}

/* BALANCE HERO */
.balance-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px 24px;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}
.balance-card::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(242, 239, 232, 0.04) 0%,
    transparent 70%
  );
  pointer-events: none;
}
.balance-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 10px;
}
.balance-amount {
  font-family: "Fraunces", serif;
  font-size: 48px;
  font-weight: 300;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--text);
  margin-bottom: 4px;
}
.balance-sub {
  font-size: 12px;
  color: var(--text3);
}

/* BUDGET CARD */
.budget-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 16px;
}
.budget-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}
.budget-title {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
}
.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text3);
  font-size: 13px;
  padding: 4px 6px;
  border-radius: 6px;
  transition:
    color 0.2s,
    background 0.2s;
}
.btn-icon:hover {
  color: var(--text);
  background: var(--surface2);
}
.budget-amount {
  font-family: "Fraunces", serif;
  font-size: 22px;
  font-weight: 300;
  color: var(--text);
  margin-bottom: 14px;
}
.budget-edit-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}
.budget-edit-row input {
  flex: 1;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: "Geist", sans-serif;
  font-size: 14px;
  padding: 9px 12px;
  outline: none;
}
.budget-edit-row input:focus {
  border-color: var(--text2);
}
.btn-save {
  background: var(--text);
  color: var(--bg);
  border: none;
  border-radius: var(--radius-sm);
  font-family: "Geist", sans-serif;
  font-size: 13px;
  font-weight: 500;
  padding: 0 16px;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.2s;
}
.btn-save:hover {
  opacity: 0.85;
}

.progress-track {
  height: 4px;
  border-radius: 99px;
  background: var(--surface3);
  overflow: hidden;
  margin-bottom: 8px;
}
.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--green);
  border-radius: 99px;
  transition:
    width 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.4s;
}
.progress-fill.warning {
  background: var(--amber);
}
.progress-fill.danger {
  background: var(--red);
}
.budget-status {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text3);
}
.budget-status span.warn {
  color: var(--amber);
}
.budget-status span.over {
  color: var(--red);
}

/* FORM */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.form-title {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 20px;
}
.field {
  margin-bottom: 14px;
}
.field label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 6px;
}
.field input,
.field select {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: "Geist", sans-serif;
  font-size: 15px;
  font-weight: 300;
  padding: 11px 14px;
  outline: none;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
  -moz-appearance: textfield;
}
.field input::-webkit-outer-spin-button,
.field input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}
.field input:focus,
.field select:focus {
  border-color: var(--text2);
  box-shadow: 0 0 0 3px rgba(242, 239, 232, 0.05);
}
.field select option {
  background: #1f1f1f;
}
.field input::placeholder {
  color: var(--text3);
}

/* TYPE TOGGLE */
.type-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.type-btn {
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border2);
  background: transparent;
  font-family: "Geist", sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text3);
}
.type-btn.active-expense {
  background: var(--red-dim);
  border-color: var(--red);
  color: var(--red);
}
.type-btn.active-income {
  background: var(--green-dim);
  border-color: var(--green);
  color: var(--green);
}
.type-btn:not(.active-expense):not(.active-income):hover {
  background: var(--surface2);
  color: var(--text);
}

.btn-submit {
  width: 100%;
  margin-top: 6px;
  height: 48px;
  background: var(--text);
  color: var(--bg);
  border: none;
  border-radius: var(--radius-sm);
  font-family: "Geist", sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    opacity 0.2s,
    transform 0.15s;
}
.btn-submit:hover {
  opacity: 0.88;
}
.btn-submit:active {
  transform: scale(0.98);
}

/* HISTORY PANEL */
.history-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.history-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}
.history-title {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
}
.head-actions {
  display: flex;
  gap: 8px;
}
.btn-sm {
  height: 30px;
  padding: 0 12px;
  border-radius: 6px;
  border: 1px solid var(--border2);
  background: transparent;
  font-family: "Geist", sans-serif;
  font-size: 11px;
  font-weight: 500;
  color: var(--text3);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-sm:hover {
  background: var(--surface2);
  color: var(--text);
  border-color: var(--text3);
}
.btn-sm.danger:hover {
  background: var(--red-dim);
  color: var(--red);
  border-color: var(--red);
}

/* LIST */
.tx-list {
  list-style: none;
  max-height: 560px;
  overflow-y: auto;
}
.tx-list::-webkit-scrollbar {
  width: 4px;
}
.tx-list::-webkit-scrollbar-track {
  background: transparent;
}
.tx-list::-webkit-scrollbar-thumb {
  background: var(--border2);
  border-radius: 2px;
}

.tx-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
  position: relative;
}
.tx-item:last-child {
  border-bottom: none;
}
.tx-item:hover {
  background: var(--surface2);
}
.tx-item:hover .tx-del {
  opacity: 1;
}

.tx-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 2px;
}
.tx-dot.plus {
  background: var(--green);
}
.tx-dot.minus {
  background: var(--red);
}

.tx-body {
}
.tx-name {
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  line-height: 1.3;
}
.tx-date {
  font-size: 11px;
  color: var(--text3);
  margin-top: 2px;
}

.tx-right {
  text-align: right;
}
.tx-amount {
  font-family: "Fraunces", serif;
  font-size: 16px;
  font-weight: 300;
}
.tx-amount.plus {
  color: var(--green);
}
.tx-amount.minus {
  color: var(--red);
}

.tx-del {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid var(--red);
  border-radius: 6px;
  width: 26px;
  height: 26px;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}
.tx-del:hover {
  background: var(--red);
  color: #fff;
}

.empty-msg {
  padding: 48px 20px;
  text-align: center;
  color: var(--text3);
  font-size: 13px;
  line-height: 1.7;
}
.empty-msg strong {
  display: block;
  font-family: "Fraunces", serif;
  font-size: 20px;
  font-weight: 300;
  font-style: italic;
  color: var(--text2);
  margin-bottom: 6px;
}

/* TOAST */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--text);
  color: var(--bg);
  padding: 11px 22px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.25s,
    transform 0.25s;
  white-space: nowrap;
  z-index: 999;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* HIDDEN */
.hidden {
  display: none !important;
}

/* ANIMATIONS */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.tx-item {
  animation: slideIn 0.2s ease;
}