:root {
  --bg: #f3efe7;
  --panel: rgba(255, 252, 246, 0.84);
  --panel-strong: #fffaf1;
  --text: #1d2a24;
  --muted: #5c6d64;
  --line: rgba(29, 42, 36, 0.12);
  --accent: #0f766e;
  --accent-strong: #114f48;
  --accent-soft: #d5efe9;
  --warn: #8a3324;
  --shadow: 0 18px 60px rgba(32, 38, 34, 0.12);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(183, 134, 62, 0.12), transparent 26%),
    linear-gradient(180deg, #f8f5ee 0%, var(--bg) 52%, #ece4d6 100%);
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--text);
}

button,
input,
select,
textarea {
  font: inherit;
}

.app-shell {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.9fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 28px;
}

.compact-hero {
  grid-template-columns: 1fr;
}

.top-nav {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.nav-link {
  text-decoration: none;
  color: var(--accent-strong);
  font-weight: 800;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(17, 79, 72, 0.08);
}

.nav-link.active {
  background: linear-gradient(135deg, #16615c 0%, var(--accent) 100%);
  color: #f8fcfa;
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--accent);
}

.hero h1,
.panel h2,
.sub-head h3,
.position-summary h3 {
  margin: 0;
}

.hero h1 {
  max-width: 13ch;
  font-size: clamp(2.3rem, 6vw, 4.8rem);
  line-height: 0.96;
}

.hero-text {
  max-width: 64ch;
  margin: 16px 0 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--muted);
}

.panel,
.hero-card {
  backdrop-filter: blur(18px);
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
  border-radius: var(--radius-xl);
}

.hero-card span,
.hero-card p {
  color: var(--muted);
}

.hero-card strong {
  display: block;
  margin: 8px 0;
  font-size: 1.4rem;
}

.dashboard {
  display: grid;
  grid-template-columns: minmax(320px, 440px) minmax(0, 1fr);
  gap: 24px;
}

.analysis-layout {
  display: grid;
  gap: 24px;
}

.panel {
  border-radius: var(--radius-xl);
  padding: 24px;
}

.form-panel {
  grid-row: span 3;
  align-self: start;
  position: sticky;
  top: 20px;
}

.panel-head,
.sub-head,
.field-row,
.form-actions,
.summary-grid,
.chart-layout,
.filter-grid,
.detail-grid,
.month-chart,
.position-list {
  display: grid;
  gap: 16px;
}

.panel-head {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  margin-bottom: 20px;
}

.panel-note {
  color: var(--muted);
  font-weight: 700;
}

.cost-form label,
.month-picker,
.filters-form label {
  display: grid;
  gap: 8px;
}

.cost-form span,
.month-picker span,
.filters-form span,
.calculation-card span {
  font-size: 0.9rem;
  font-weight: 700;
}

.field-row,
.filter-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.filter-panel,
.calculation-card,
.position-card[open] .position-detail {
  background: var(--panel-strong);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(15, 118, 110, 0.45);
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12);
}

textarea {
  resize: vertical;
  min-height: 110px;
}

.calculation-card {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(29, 42, 36, 0.08);
}

.calculation-card strong {
  display: block;
  margin-top: 6px;
  font-size: 1.05rem;
}

.form-actions {
  grid-template-columns: minmax(0, 1fr) auto;
  margin-top: 8px;
}

.primary-button,
.secondary-button,
.ghost-button,
.action-button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  cursor: pointer;
  transition: transform 180ms ease, opacity 180ms ease, background 180ms ease;
}

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover,
.action-button:hover,
.position-card summary:hover {
  transform: translateY(-1px);
}

.primary-button {
  background: linear-gradient(135deg, #16615c 0%, var(--accent) 100%);
  color: #f8fcfa;
  font-weight: 800;
}

.secondary-button,
.ghost-button {
  background: rgba(17, 79, 72, 0.08);
  color: var(--accent-strong);
  font-weight: 700;
}

.hidden {
  display: none !important;
}

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

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

.summary-card {
  min-height: 156px;
  align-content: end;
}

.summary-card p,
.summary-card span,
.entry-card p,
.master-item p,
.entry-meta,
.hero-card p,
.position-summary p,
.month-row-meta {
  margin: 0;
  color: var(--muted);
}

.summary-card strong {
  display: block;
  margin: 12px 0 8px;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.accent-card {
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.95), rgba(17, 79, 72, 0.9)),
    var(--panel-strong);
  color: #f6fffc;
}

.accent-card p,
.accent-card span {
  color: rgba(246, 255, 252, 0.78);
}

.chart-layout {
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
}

.category-chart,
.monthly-entries,
.master-list {
  display: grid;
  gap: 12px;
}

.category-row,
.entry-card,
.master-item,
.month-row,
.position-card {
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(29, 42, 36, 0.08);
}

.category-row {
  overflow: hidden;
}

.category-meta,
.month-row-head,
.position-summary,
.entry-card header,
.master-item header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.category-meta {
  padding: 14px 16px 10px;
  font-weight: 700;
}

.bar-track {
  margin: 0 16px 16px;
  height: 10px;
  border-radius: 999px;
  background: rgba(17, 79, 72, 0.09);
  overflow: hidden;
}

.bar-track.large {
  margin-bottom: 12px;
  height: 12px;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1f8d83, #e1b457);
}

.entry-card,
.master-item,
.month-row {
  padding: 18px;
}

.entry-card h4,
.master-item h4 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.entry-card footer,
.master-item footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.tag-row,
.action-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 7px 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 800;
}

.chip.muted {
  background: rgba(17, 79, 72, 0.08);
  color: var(--muted);
}

.action-button {
  padding: 10px 14px;
  font-size: 0.92rem;
  font-weight: 800;
}

.action-button.edit {
  background: rgba(15, 118, 110, 0.12);
  color: var(--accent-strong);
}

.action-button.delete {
  background: rgba(138, 51, 36, 0.12);
  color: var(--warn);
}

.month-row strong,
.position-totals strong {
  display: block;
  font-size: 1.15rem;
}

.position-card {
  overflow: hidden;
}

.position-card summary {
  list-style: none;
  padding: 20px;
  cursor: pointer;
  transition: transform 180ms ease;
}

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

.position-totals {
  text-align: right;
}

.position-detail {
  border-top: 1px solid rgba(29, 42, 36, 0.08);
  padding: 20px;
}

.detail-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.detail-row {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(29, 42, 36, 0.08);
}

.empty-state {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px dashed rgba(29, 42, 36, 0.15);
  text-align: center;
  color: var(--muted);
}

.empty-state strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
}

@media (max-width: 1180px) {
  .dashboard,
  .hero,
  .chart-layout,
  .summary-grid,
  .summary-grid-four,
  .filter-grid-wide {
    grid-template-columns: 1fr;
  }

  .form-panel {
    position: static;
    grid-row: auto;
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100% - 20px, 1280px);
    padding-top: 18px;
  }

  .field-row,
  .form-actions,
  .panel-head,
  .filter-grid,
  .calculation-card {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: none;
  }

  .entry-card header,
  .master-item header,
  .month-row-head,
  .position-summary {
    flex-direction: column;
  }

  .position-totals {
    text-align: left;
  }
}