:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #dbe4f0;
  --accent: #0f766e;
  --accent-soft: #ccfbf1;
  --danger: #b91c1c;
  --shadow: 0 14px 35px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
html { background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, #dff7f3 0, transparent 36%),
    var(--bg);
}

button, input, select { font: inherit; }
button { cursor: pointer; }

.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(16px + env(safe-area-inset-top)) 18px 14px;
  color: white;
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(12px);
}

.app-header h1 {
  margin: 2px 0 0;
  font-size: 1.25rem;
}

.eyebrow {
  margin: 0;
  color: inherit;
  opacity: 0.68;
  letter-spacing: 0.11em;
  font-size: 0.68rem;
  font-weight: 800;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 12px;
  color: white;
  background: rgba(255,255,255,.08);
  font-size: 1.4rem;
}

main {
  width: min(100%, 820px);
  margin: 0 auto;
  padding: 18px 14px 36px;
}

.hero-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px;
  border-radius: 24px;
  color: white;
  background: linear-gradient(135deg, #0f172a, #134e4a);
  box-shadow: var(--shadow);
}

.hero-card h2 {
  margin: 6px 0 0;
  font-size: clamp(1.8rem, 7vw, 3rem);
}

.muted {
  margin: 0;
  color: rgba(255,255,255,.7);
}

.month-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  font-size: .82rem;
  white-space: nowrap;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.summary-card {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  box-shadow: 0 8px 22px rgba(15, 23, 42, .045);
}

.summary-card span {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: .78rem;
}

.summary-card strong { font-size: .98rem; }

.tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  margin: 18px 0 12px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.72);
}

.tab {
  padding: 10px 6px;
  border: 0;
  border-radius: 13px;
  color: var(--muted);
  background: transparent;
  font-weight: 700;
  font-size: .79rem;
}

.tab.active {
  color: white;
  background: var(--ink);
}

.panel {
  display: none;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.panel.active { display: block; }

.section-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.section-title h3 {
  margin: 4px 0 0;
  font-size: 1.15rem;
}

.version-badge {
  padding: 6px 9px;
  border-radius: 999px;
  color: var(--accent);
  background: var(--accent-soft);
  font-size: .7rem;
  font-weight: 800;
}

.chat-box {
  min-height: 190px;
  max-height: 340px;
  overflow-y: auto;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8fafc;
}

.agent-message,
.user-message,
.system-message {
  width: fit-content;
  max-width: 88%;
  margin: 8px 0;
  padding: 11px 13px;
  border-radius: 15px;
  line-height: 1.45;
  font-size: .92rem;
}

.agent-message,
.system-message {
  background: white;
  border: 1px solid var(--line);
}

.user-message {
  margin-left: auto;
  color: white;
  background: var(--accent);
}

.system-message.success {
  border-color: #99f6e4;
  background: #ecfdf5;
}

.quick-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 9px;
  margin-top: 12px;
}

.quick-form input,
.stack-form input,
.stack-form select,
.confirm-edit-grid input,
.confirm-edit-grid select,
.compact-select,
.compact-input {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--ink);
  background: white;
  outline: none;
}

.quick-form input:focus,
.stack-form input:focus,
.stack-form select:focus,
.confirm-edit-grid input:focus,
.confirm-edit-grid select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15,118,110,.12);
}

.quick-form button,
.primary-btn,
.data-actions button,
.file-label {
  min-height: 46px;
  padding: 0 16px;
  border: 0;
  border-radius: 13px;
  color: white;
  background: var(--accent);
  font-weight: 800;
}

.hint {
  margin: 10px 2px 0;
  color: var(--muted);
  font-size: .76rem;
}

.stack-form,
.confirm-edit-grid {
  display: grid;
  gap: 13px;
}

.stack-form label,
.confirm-edit-grid label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: .8rem;
  font-weight: 700;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 11px;
}

.report-filter-group {
  display: grid;
  gap: 7px;
}

.compact-select,
.compact-input {
  min-height: 38px;
  font-size: .8rem;
}

.category-bars {
  display: grid;
  gap: 12px;
}

.bar-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 9px;
  align-items: center;
  font-size: .82rem;
}

.bar-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #e8eef5;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #0f766e, #14b8a6);
}

.insight-card {
  margin-top: 18px;
  padding: 16px;
  border-radius: 16px;
  background: var(--accent-soft);
}

.insight-card p:last-child {
  margin-bottom: 0;
  line-height: 1.5;
}

.transaction-list {
  display: grid;
  gap: 10px;
}

.transaction-item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 11px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 15px;
}

.transaction-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #eef2ff;
  font-weight: 900;
}

.transaction-meta strong { display: block; }

.transaction-meta small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  text-transform: capitalize;
  line-height: 1.35;
}

.item-buttons {
  display: flex;
  gap: 12px;
  margin-top: 7px;
}

.item-action {
  padding: 0;
  border: 0;
  color: var(--accent);
  background: transparent;
  font-size: .74rem;
  font-weight: 800;
}

.item-action.delete { color: var(--danger); }

.amount-expense { color: var(--danger); }
.amount-income { color: #047857; }

.data-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  margin-top: 16px;
}

.data-actions button,
.file-label {
  display: grid;
  place-items: center;
  color: var(--ink);
  background: #e8eef5;
  font-size: .82rem;
}

.file-label input { display: none; }

.data-actions .danger {
  color: white;
  background: var(--danger);
}

dialog {
  width: min(94vw, 520px);
  max-height: 92vh;
  overflow-y: auto;
  border: 0;
  border-radius: 22px;
  padding: 0;
  box-shadow: 0 30px 80px rgba(15,23,42,.32);
}

dialog::backdrop {
  background: rgba(15,23,42,.62);
  backdrop-filter: blur(5px);
}

.dialog-card { padding: 22px; }

.dialog-card h3 {
  margin: 5px 0 8px;
}

.parser-message {
  margin: 0 0 15px;
  padding: 10px 12px;
  border-radius: 12px;
  color: #115e59;
  background: #ecfdf5;
  font-size: .8rem;
  line-height: 1.4;
}

.dialog-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  margin-top: 16px;
}

.dialog-actions button {
  min-height: 44px;
  border: 0;
  border-radius: 12px;
  font-weight: 800;
}

footer {
  padding: 20px 16px calc(24px + env(safe-area-inset-bottom));
  text-align: center;
  color: var(--muted);
  font-size: .75rem;
}

.empty-state {
  padding: 28px 10px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 560px) {
  .summary-grid { grid-template-columns: 1fr; }

  .summary-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .summary-card span { margin: 0; }

  .two-col { grid-template-columns: 1fr; }

  .report-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .report-filter-group {
    grid-template-columns: 1fr 1fr;
  }

  .bar-row {
    grid-template-columns: 95px 1fr;
  }

  .bar-row strong { grid-column: 2; }

  .transaction-item {
    grid-template-columns: 44px 1fr;
  }

  .transaction-item > .transaction-amount {
    grid-column: 2;
    text-align: left;
  }
}