:root {
  color-scheme: light;
  --bg: #f5f5f6;
  --bg-layer-1: rgba(211, 155, 61, 0.12);
  --bg-layer-2: rgba(58, 61, 68, 0.08);
  --surface: rgba(255, 255, 255, 0.94);
  --surface-strong: #ffffff;
  --surface-muted: #f7f7f8;
  --text: #2f3136;
  --muted: #6c717c;
  --line: rgba(47, 49, 54, 0.14);
  --line-strong: rgba(47, 49, 54, 0.24);
  --accent: #d39b3d;
  --accent-soft: rgba(211, 155, 61, 0.14);
  --danger: #be3a3a;
  --success: #1f7a47;
  --shadow: 0 24px 52px rgba(26, 28, 34, 0.11);
  --shadow-soft: 0 12px 30px rgba(26, 28, 34, 0.08);
  --radius-xl: 20px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --space-1: 6px;
  --space-2: 10px;
  --space-3: 14px;
  --space-4: 18px;
  --space-5: 24px;
  --font: "SF Pro Display", "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
}

html[data-theme='dark'] {
  color-scheme: dark;
  --bg: #17191d;
  --bg-layer-1: rgba(211, 155, 61, 0.22);
  --bg-layer-2: rgba(255, 255, 255, 0.06);
  --surface: rgba(42, 45, 51, 0.92);
  --surface-strong: rgba(50, 54, 62, 0.96);
  --surface-muted: rgba(58, 62, 71, 0.6);
  --text: #f2f3f5;
  --muted: #b8bdc7;
  --line: rgba(255, 255, 255, 0.13);
  --line-strong: rgba(255, 255, 255, 0.24);
  --danger: #ff8a8a;
  --success: #6ed095;
  --shadow: 0 24px 52px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  min-height: 100dvh;
  color: var(--text);
  font-family: var(--font);
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 14% -8%, var(--bg-layer-1), transparent 40%),
    radial-gradient(circle at 89% 4%, var(--bg-layer-2), transparent 46%),
    linear-gradient(180deg, var(--bg), color-mix(in srgb, var(--bg) 91%, #ffffff 9%));
}

.page-shell {
  flex: 1 1 auto;
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) 14px max(28px, env(safe-area-inset-bottom));
  display: grid;
  gap: var(--space-4);
}

.card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: var(--space-4);
  display: grid;
  gap: var(--space-3);
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--accent) 75%, transparent 25%),
    color-mix(in srgb, var(--accent) 24%, transparent 76%)
  );
  opacity: 0.46;
  pointer-events: none;
}

.hero-card {
  gap: var(--space-3);
}

.hero-head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
}

.hero-brand {
  grid-column: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
}

.hero-logo {
  width: min(78vw, 290px);
  max-width: 100%;
  height: auto;
}

.logo-light {
  display: none;
}

html[data-theme='dark'] .logo-dark {
  display: none;
}

html[data-theme='dark'] .logo-light {
  display: block;
}

.hero-actions {
  display: inline-flex;
  gap: var(--space-2);
  grid-column: 3;
  justify-self: end;
}

.hero-copy h1,
.section-head h2 {
  margin: 0;
  font-size: 1.08rem;
}

.hero-copy p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.icon-btn,
.primary-btn,
.secondary-btn,
input,
select,
button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  font: inherit;
}

.icon-btn {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.icon-btn svg {
  width: 20px;
  height: 20px;
}

label {
  display: grid;
  gap: var(--space-1);
  font-size: 0.82rem;
  color: color-mix(in srgb, var(--text) 78%, var(--muted) 22%);
}

input,
select {
  width: 100%;
  min-width: 0;
  padding: 11px 12px;
  font-size: 0.92rem;
}

input:focus,
select:focus,
button:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 62%, var(--line-strong) 38%);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.primary-btn,
.secondary-btn {
  min-height: 42px;
  padding: 0 14px;
  font-weight: 620;
  cursor: pointer;
}

.primary-btn {
  border-color: color-mix(in srgb, var(--accent) 58%, var(--line-strong) 42%);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 30%, var(--surface-strong) 70%), var(--surface-strong));
}

.secondary-btn {
  background: var(--surface-muted);
  box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 40%, transparent 60%);
}

.danger-btn {
  border-color: color-mix(in srgb, var(--danger) 56%, var(--line-strong) 44%);
  color: var(--danger);
}

.fields-grid,
.stats-grid,
.rings-grid,
.expenses-list,
.actions-row,
.legend-list,
.category-rows {
  display: grid;
  gap: var(--space-3);
}

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

.section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: 0;
  padding-bottom: var(--space-2);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 88%, transparent 12%);
}

.section-head small {
  color: var(--muted);
  font-size: 0.76rem;
}

.controls-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.controls-actions .secondary-btn {
  width: auto;
  padding-inline: 14px;
}

.expenses-table-shell {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  box-shadow: var(--shadow-soft);
}

.expenses-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.expenses-table th,
.expenses-table td {
  border-bottom: 1px solid color-mix(in srgb, var(--line) 90%, transparent 10%);
  padding: 10px;
  vertical-align: middle;
}

.expenses-table th {
  text-align: left;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 680;
  background: color-mix(in srgb, var(--surface-muted) 80%, transparent 20%);
}

.expenses-table td {
  background: var(--surface-strong);
}

.expenses-table tbody tr:last-child td {
  border-bottom: none;
}

.expenses-table td input,
.expenses-table td select {
  min-height: 38px;
  padding: 8px 10px;
  font-size: 0.88rem;
}

.expense-col-label {
  min-width: 280px;
}

.expense-col-category {
  min-width: 180px;
}

.expense-col-amount {
  min-width: 140px;
}

.expense-col-vat {
  min-width: 110px;
}

.expense-col-actions {
  width: 56px;
  text-align: right;
}

.expense-delete-btn {
  min-height: 36px;
  min-width: 36px;
  padding: 0;
  line-height: 1;
}

.expense-empty {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
}

.expenses-inline-actions {
  display: flex;
  justify-content: flex-start;
}

.expenses-inline-actions .secondary-btn {
  min-height: 40px;
}

.stat-tile {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--surface-strong) 88%, var(--accent-soft) 12%),
    var(--surface-strong)
  );
  padding: var(--space-3);
  display: grid;
  gap: var(--space-1);
  min-height: 110px;
  box-shadow: var(--shadow-soft);
}

.stat-tile p {
  margin: 0;
  font-size: 0.66rem;
  color: color-mix(in srgb, var(--muted) 85%, var(--text) 15%);
  letter-spacing: 0.065em;
  text-transform: uppercase;
  font-weight: 700;
}

.stat-tile strong {
  font-size: 1.08rem;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
}

.stat-tile small {
  font-size: 0.74rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  line-height: 1.35;
}

.stat-value-positive {
  color: var(--success);
}

.stat-value-negative {
  color: var(--danger);
}

.ring-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-3);
  box-shadow: var(--shadow-soft);
}

.ring-card h3,
.category-breakdown h3 {
  margin: 0;
  font-size: 0.79rem;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.donut {
  --donut-gradient: conic-gradient(color-mix(in srgb, var(--line) 65%, transparent 35%) 0deg 360deg);
  width: min(54vw, 190px);
  aspect-ratio: 1;
  border-radius: 50%;
  margin: 0 auto;
  background: var(--donut-gradient);
  position: relative;
  display: grid;
  place-items: center;
}

.donut::before {
  content: '';
  width: 62%;
  height: 62%;
  border-radius: 50%;
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.donut span {
  position: absolute;
  text-align: center;
  width: 56%;
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1.25;
  white-space: pre-line;
  font-variant-numeric: tabular-nums;
}

.legend-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.legend-list li {
  font-size: 0.74rem;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  flex: 0 0 auto;
}

.category-breakdown {
  margin-top: var(--space-2);
  display: grid;
  gap: var(--space-2);
}

.category-row {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface-muted) 72%, transparent 28%);
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 10px;
  align-items: center;
}

.category-row p,
.category-row strong,
.category-row small {
  margin: 0;
}

.category-row small {
  color: var(--muted);
  font-size: 0.72rem;
}

.category-row strong {
  font-variant-numeric: tabular-nums;
}

.feedback {
  margin: 0;
  min-height: 20px;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.35;
  font-variant-numeric: tabular-nums;
}

.controls-card,
.budget-card,
.expenses-card,
.actions-card,
.stats-card {
  gap: var(--space-3);
}

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

.actions-row > button {
  width: 100%;
}

.feedback.is-error {
  color: var(--danger);
}

.legal-note {
  margin: 0;
  text-align: center;
  font-size: 0.64rem;
  color: color-mix(in srgb, var(--muted) 74%, var(--text) 26%);
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
}

@media (min-width: 860px) {
  .page-shell {
    padding-inline: 22px;
  }

  .fields-grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .actions-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .controls-actions {
    justify-content: flex-start;
  }

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

  .rings-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}