:root {
  --bg: #f5efe4;
  --panel: rgba(255, 252, 245, 0.78);
  --panel-strong: #fffaf0;
  --line: rgba(63, 49, 36, 0.12);
  --text: #1e1a17;
  --muted: #65594d;
  --accent: #d06b2d;
  --accent-deep: #a64c17;
  --green: #246a4b;
  --red: #a33b2f;
  --shadow: 0 20px 60px rgba(77, 54, 28, 0.12);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(208, 107, 45, 0.18), transparent 28%),
    radial-gradient(circle at bottom right, rgba(36, 106, 75, 0.2), transparent 24%),
    linear-gradient(135deg, #f7f1e7 0%, #f0e5d5 100%);
}

button,
input,
select {
  font: inherit;
}

.page-shell {
  position: relative;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 64px;
}

.view {
  position: absolute;
  top: 32px;
  left: 0;
  right: 0;
  opacity: 0;
  transform: translateY(72px) scale(0.985);
  pointer-events: none;
  visibility: hidden;
  transition:
    opacity 420ms var(--ease-smooth),
    transform 520ms var(--ease-smooth),
    visibility 0s linear 520ms;
}

.view.is-visible {
  position: relative;
  top: auto;
  left: auto;
  right: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  visibility: visible;
  transition:
    opacity 420ms var(--ease-smooth),
    transform 520ms var(--ease-smooth),
    visibility 0s linear 0s;
}

.auth-screen {
  position: relative;
  min-height: calc(100vh - 96px);
  display: grid;
  align-items: center;
}

.auth-backdrop {
  position: absolute;
  inset: 0;
  border-radius: 36px;
  background:
    radial-gradient(circle at 20% 20%, rgba(208, 107, 45, 0.2), transparent 24%),
    radial-gradient(circle at 80% 70%, rgba(36, 106, 75, 0.16), transparent 28%),
    linear-gradient(160deg, rgba(255, 252, 245, 0.72), rgba(248, 237, 220, 0.56));
  border: 1px solid rgba(63, 49, 36, 0.08);
}

.auth-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 430px);
  gap: 28px;
  align-items: center;
  padding: 40px;
}

.auth-copy h1,
.hero-copy h1,
.section-heading h2 {
  margin: 0;
  line-height: 0.98;
}

.auth-copy h1,
.hero-copy h1 {
  font-size: clamp(3rem, 6vw, 5.8rem);
  max-width: 10ch;
  letter-spacing: -0.06em;
}

.hero-text {
  max-width: 52ch;
  font-size: 1.05rem;
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 10px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.auth-card,
.budget-card,
.input-panel,
.import-panel,
.chart-panel,
.insights-panel,
.ledger-panel {
  padding: 24px;
}

.auth-card,
.hero,
.stat-card,
.insight-card,
.expense-card,
.chart-row,
.empty-state {
  animation: rise-in 650ms var(--ease-smooth) both;
}

.auth-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.auth-point {
  padding: 18px;
}

.auth-point-number {
  display: inline-flex;
  margin-bottom: 12px;
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent-deep);
}

.auth-heading {
  margin-bottom: 12px;
}

.app-screen {
  display: grid;
  gap: 28px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 420px);
  gap: 24px;
  align-items: stretch;
}

.budget-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.budget-card-top {
  display: grid;
  gap: 16px;
}

.session-meta {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.dashboard {
  display: grid;
  gap: 20px;
}

.dashboard-top {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.input-panel {
  min-height: 100%;
}

.import-panel {
  min-height: 100%;
  padding-bottom: 20px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 20px;
}

.muted-text,
.budget-note {
  margin: 0;
  color: var(--muted);
}

.statement-status {
  min-height: 24px;
  margin-top: 8px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(63, 49, 36, 0.08);
}

.import-panel .budget-note {
  line-height: 1.5;
}

.import-panel,
.input-panel {
  display: grid;
  align-content: start;
}

.statement-form {
  gap: 16px;
}

.import-note {
  max-width: 42ch;
}

.expense-form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  color: var(--muted);
  font-size: 0.94rem;
}

.field input,
.field select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(63, 49, 36, 0.16);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.field input:focus,
.field select:focus {
  outline: 2px solid rgba(208, 107, 45, 0.25);
  border-color: rgba(208, 107, 45, 0.45);
  box-shadow: 0 10px 30px rgba(166, 76, 23, 0.12);
  transform: translateY(-1px);
}

.file-field input[type="file"] {
  padding: 14px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 241, 235, 0.92));
  border: 1px solid rgba(63, 49, 36, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.file-field input[type="file"]::file-selector-button {
  margin-right: 14px;
  padding: 12px 16px;
  border: 0;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--accent) 0%, #b7511e 100%);
  box-shadow: 0 10px 20px rgba(166, 76, 23, 0.16);
  cursor: pointer;
  transition: transform 220ms var(--ease-smooth), box-shadow 220ms var(--ease-smooth);
}

.file-field input[type="file"]::file-selector-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(166, 76, 23, 0.22);
}

.budget-actions {
  display: flex;
  gap: 12px;
  margin: 18px 0 10px;
}

.primary-button,
.secondary-button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  cursor: pointer;
  transition:
    transform 220ms var(--ease-smooth),
    opacity 180ms ease,
    box-shadow 220ms var(--ease-smooth),
    background-color 220ms var(--ease-smooth);
}

.primary-button {
  color: white;
  background: linear-gradient(135deg, var(--accent) 0%, #b7511e 100%);
  box-shadow: 0 12px 24px rgba(166, 76, 23, 0.24);
}

.secondary-button {
  color: var(--text);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
}

.primary-button:hover,
.secondary-button:hover {
  transform: translateY(-2px);
}

.primary-button:active,
.secondary-button:active {
  transform: translateY(0);
}

.add-button {
  margin-top: 8px;
}

.stat-card {
  padding: 22px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 250, 240, 0.96), rgba(249, 241, 227, 0.84));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-height: 174px;
  transition: transform 240ms var(--ease-smooth), box-shadow 240ms var(--ease-smooth);
}

.stat-card:hover,
.insight-card:hover,
.expense-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px rgba(77, 54, 28, 0.14);
}

.stat-label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.stat-value {
  margin: 0 0 8px;
  font-size: clamp(1.9rem, 4vw, 3rem);
  letter-spacing: -0.05em;
}

.stat-detail {
  margin: 0;
  color: var(--muted);
}

.category-chart {
  display: grid;
  gap: 14px;
}

.chart-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 110px;
  gap: 14px;
  align-items: center;
}

.chart-row-label,
.expense-meta,
.insight-tag {
  font-family: "IBM Plex Mono", monospace;
}

.bar-track {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background: rgba(30, 26, 23, 0.08);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #246a4b 0%, #d06b2d 100%);
  transform-origin: left center;
  animation: bar-grow 700ms var(--ease-smooth) both;
}

.chart-row-value {
  text-align: right;
}

.insights-list,
.expense-list {
  display: grid;
  gap: 12px;
}

.category-accordion {
  overflow: hidden;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(63, 49, 36, 0.1);
  transition: transform 240ms var(--ease-smooth), box-shadow 240ms var(--ease-smooth);
}

.category-accordion[open] {
  box-shadow: 0 24px 50px rgba(77, 54, 28, 0.12);
}

.category-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 16px;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.category-summary::-webkit-details-marker {
  display: none;
}

.category-name-line {
  display: flex;
  align-items: center;
  gap: 12px;
}

.category-name {
  margin: 0;
  font-size: 1.05rem;
}

.category-count {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  color: var(--accent-deep);
  background: rgba(208, 107, 45, 0.12);
  padding: 4px 10px;
  border-radius: 999px;
}

.category-total {
  font-size: 1rem;
}

.category-chevron {
  color: var(--muted);
  transition: transform 220ms var(--ease-smooth);
}

.category-accordion[open] .category-chevron {
  transform: rotate(180deg);
}

.category-items {
  display: grid;
  gap: 10px;
  padding: 0 16px 16px;
}

.insight-card,
.expense-card {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(63, 49, 36, 0.1);
  transition: transform 240ms var(--ease-smooth), box-shadow 240ms var(--ease-smooth);
}

.insight-header,
.expense-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.insight-tag {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  background: rgba(208, 107, 45, 0.12);
  color: var(--accent-deep);
}

.insight-tag.good {
  background: rgba(36, 106, 75, 0.14);
  color: var(--green);
}

.insight-title,
.expense-name {
  margin: 0;
  font-size: 1rem;
}

.insight-body,
.expense-meta {
  margin: 0;
  color: var(--muted);
}

.expense-amount {
  font-size: 1.1rem;
}

.empty-state {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.56);
  color: var(--muted);
  border: 1px dashed rgba(63, 49, 36, 0.18);
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bar-grow {
  from {
    transform: scaleX(0);
  }

  to {
    transform: scaleX(1);
  }
}

@media (max-width: 920px) {
  .auth-layout,
  .hero,
  .dashboard-top {
    grid-template-columns: 1fr;
  }

  .stats-grid,
  .auth-points {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 20px;
  }

  .auth-layout {
    padding: 22px;
  }

  .budget-actions,
  .section-heading,
  .insight-header,
  .expense-header,
  .category-summary,
  .chart-row,
  .session-meta {
    grid-template-columns: 1fr;
    display: grid;
  }

  .budget-actions {
    grid-template-columns: 1fr;
  }

  .chart-row {
    gap: 8px;
  }

  .chart-row-value {
    text-align: left;
  }

  .category-summary {
    align-items: start;
  }
}