:root {
  --bg: #eef4f1;
  --bg-accent: #dce8e2;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --surface-muted: #f4f8f6;
  --text: #14211b;
  --muted: #697971;
  --border: rgba(20, 33, 27, 0.1);
  --shadow: 0 24px 60px rgba(20, 33, 27, 0.08);
  --accent: #1d6d58;
  --accent-soft: rgba(29, 109, 88, 0.1);
  --positive: #13804b;
  --negative: #c9483e;
  --warning: #c87b22;
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(29, 109, 88, 0.15), transparent 26%),
    radial-gradient(circle at top right, rgba(201, 107, 61, 0.12), transparent 22%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-accent) 100%);
}

button,
input,
select {
  font: inherit;
}

input,
select,
button {
  border-radius: 16px;
}

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 18px 52px;
}

.marketing-shell,
.panel,
.auth-card,
.notice-card {
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.marketing-shell {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: start;
  padding: 28px;
  margin-bottom: 22px;
}

.eyebrow,
.label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
}

h1 {
  max-width: 720px;
  font-size: clamp(2rem, 4.8vw, 3.8rem);
  line-height: 1.05;
}

.hero-text,
.muted,
.helper-text {
  color: var(--muted);
}

.hero-text {
  max-width: 740px;
  margin: 14px 0 0;
}

.hidden {
  display: none !important;
}

.user-chip {
  min-width: 180px;
  padding: 12px 16px;
  border-radius: 18px;
  background: var(--surface-strong);
  font-weight: 700;
  text-align: right;
}

.auth-panel {
  margin-bottom: 20px;
  padding: 20px;
}

.auth-card {
  max-width: 560px;
  margin: 0 auto;
  padding: 24px;
  border: 0;
  box-shadow: none;
}

.auth-form,
.transaction-form,
.budget-form,
.filters-form {
  display: grid;
  gap: 14px;
}

.auth-actions,
.form-actions,
.toolbar-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 18px;
}

.notice-card {
  padding: 16px 18px;
  margin-bottom: 18px;
}

.error-card {
  color: var(--negative);
  border-color: rgba(201, 72, 62, 0.24);
  background: rgba(201, 72, 62, 0.08);
}

.summary-panel,
.panel {
  padding: 22px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.stat-card,
.chart-card,
.transaction-item {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface-strong);
}

.balance-card {
  background: linear-gradient(135deg, rgba(29, 109, 88, 0.14), rgba(255, 255, 255, 0.95));
}

.stat-card strong {
  display: block;
  font-size: 1.35rem;
  margin-bottom: 4px;
}

.positive {
  color: var(--positive);
}

.negative {
  color: var(--negative);
}

.insight-banner {
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--accent-soft);
}

.middle-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 20px;
  margin: 20px 0;
}

.section-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 18px;
}

.section-title.compact {
  margin-bottom: 12px;
}

.chart-grid {
  display: grid;
  gap: 16px;
}

.chart-card h4 {
  margin-bottom: 12px;
  font-size: 1rem;
}

label {
  display: grid;
  gap: 8px;
  font-size: 0.94rem;
  font-weight: 600;
}

input,
select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--surface-strong);
}

input:focus,
select:focus,
button:focus {
  outline: 3px solid rgba(29, 109, 88, 0.18);
  outline-offset: 2px;
}

.toggle-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.toggle-field input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.primary-button,
.ghost-button,
.delete-button,
.status-pill {
  border: 1px solid transparent;
}

.primary-button,
.ghost-button,
.delete-button {
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.primary-button:hover,
.ghost-button:hover,
.delete-button:hover {
  transform: translateY(-1px);
}

.primary-button {
  padding: 14px 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #2d8771);
}

.ghost-button {
  padding: 14px 18px;
  color: var(--text);
  background: var(--surface-strong);
  border-color: var(--border);
}

.status-pill {
  padding: 12px 16px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

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

.helper-text {
  min-height: 22px;
  margin: 0;
}

.helper-text.error {
  color: var(--negative);
}

.helper-text.success {
  color: var(--positive);
}

.budget-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0 14px;
}

.progress-track {
  width: 100%;
  height: 14px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-muted);
}

.progress-bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #2d8771);
  transition: width 0.25s ease;
}

.budget-warning {
  color: var(--negative);
}

.filters-form {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: end;
}

canvas {
  width: 100% !important;
  height: 300px !important;
}

.transaction-list {
  display: grid;
  gap: 14px;
}

.transaction-item {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
}

.transaction-main,
.transaction-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.transaction-icon {
  display: inline-flex;
  width: 48px;
  height: 48px;
  justify-content: center;
  align-items: center;
  border-radius: 16px;
  background: var(--surface-muted);
  font-size: 1.4rem;
}

.transaction-title {
  margin-bottom: 4px;
  font-size: 1rem;
}

.transaction-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.transaction-amount {
  white-space: nowrap;
  font-size: 1rem;
}

.delete-button {
  padding: 10px 14px;
  color: var(--negative);
  background: rgba(201, 72, 62, 0.08);
}

.empty-state {
  padding: 28px;
  border: 1px dashed var(--border);
  border-radius: 22px;
  background: var(--surface-strong);
  text-align: center;
  color: var(--muted);
}

@media (max-width: 960px) {
  .summary-grid,
  .middle-grid,
  .transaction-form,
  .budget-meta,
  .filters-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 18px 14px 34px;
  }

  .marketing-shell,
  .panel,
  .auth-card,
  .notice-card {
    padding: 20px;
    border-radius: 22px;
  }

  .marketing-shell,
  .toolbar,
  .transaction-item {
    flex-direction: column;
    align-items: start;
  }

  .transaction-actions {
    width: 100%;
    justify-content: space-between;
  }
}