/* Base layout – shared by all pages | Professional light theme */
@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap");

:root {
  font-family: "DM Sans", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  color: #1f2933;
  background-color: #f8fafc;
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-danger: #dc2626;
  --color-danger-hover: #b91c1c;
  --color-success: #059669;
  --color-warning: #d97706;
  --surface: #ffffff;
  --surface-elevated: #f8fafc;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --text-muted: #64748b;
  /* Type scale – uniform across app */
  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: 0.9375rem;
  --text-lg: 1rem;
  --heading-sm: 0.875rem;
  --heading-md: 1rem;
  --heading-lg: 1.125rem;
  --heading-xl: 1.25rem;
  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.25rem;
  --space-5: 1.5rem;
  /* Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  /* Controls */
  --input-height: 2.5rem;
  --control-padding-x: 0.75rem;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  width: min(1000px, 96vw);
  margin: var(--space-5) auto 3rem;
  flex: 1;
}

main a:not(.button-secondary):not(.nav-logout) {
  color: var(--color-primary);
  text-decoration: none;
}

main a:not(.button-secondary):not(.nav-logout):hover {
  text-decoration: underline;
}

.topbar {
  background: #1e293b;
  color: #fff;
  padding: 1rem 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.topbar .brand {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.topbar .brand a {
  margin-right: 0;
  font-weight: 700;
  font-size: 1.1rem;
}

.topbar .page-subtitle {
  color: #94a3b8;
  font-size: 0.9rem;
  font-weight: 500;
}

.topbar .nav-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Group block: minimal by default, dropdown on hover (desktop) */
.topbar .nav-group-block {
  position: relative;
}

.topbar .nav-group-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid transparent;
  margin: 0;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.topbar .nav-group-label:hover,
.topbar .nav-group-block:focus-within .nav-group-label {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-color: #475569;
}

.topbar .nav-chevron {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 0.15rem;
  opacity: 0.8;
  transition: transform 0.2s;
}

/* Desktop: hide links by default, show in dropdown on hover/focus */
.topbar .nav-group-block .nav-group {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0;
  padding-top: 0.25rem; /* bridge gap so hover stays when moving to links */
  min-width: 10rem;
  padding-right: 0.5rem;
  padding-bottom: 0.5rem;
  padding-left: 0.5rem;
  background: #1e293b;
  border: 1px solid #475569;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  display: none;
  flex-direction: column;
  gap: 0;
  z-index: 50;
}

.topbar .nav-group-block:hover .nav-group,
.topbar .nav-group-block:focus-within .nav-group {
  display: flex;
}

.topbar .nav-group-block .nav-group a {
  display: block;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  margin: 0;
  color: #e2e8f0;
  white-space: nowrap;
  border-radius: 4px;
  text-decoration: none;
}

.topbar .nav-group-block .nav-group a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.topbar .nav-logout {
  margin-left: 0.5rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  border: 1px solid #475569;
  color: #94a3b8;
}

.topbar .nav-logout:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.topbar .nav-toggle {
  display: none;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid #475569;
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.topbar .nav-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.topbar a,
.topbar button.link {
  color: #e2e8f0;
  text-decoration: none;
  margin-right: 1rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 0.95rem;
}

.topbar a.nav-active {
  opacity: 0.5;
  pointer-events: none;
  cursor: default;
}

.topbar a:hover,
.topbar button.link:hover {
  color: #fff;
}

/* Section / card titles – single source of truth */
.card h2,
.section-title,
.dashboard-section-title {
  margin: 0;
  font-size: var(--heading-lg);
  font-weight: 600;
  color: #0f172a;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
  margin-bottom: var(--space-5);
}

.hero-card {
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  color: #f8fafc;
  border: 1px solid #334155;
}

.hero-card .muted {
  color: #cbd5e1;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.snapshot-head {
  align-items: center;
  flex-wrap: wrap;
}

/* Unified filter bar – same look on dashboard, DSR, analysis, expenses */
.filter-bar,
.snapshot-controls,
.dsr-filter,
.dsr-filter-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-2) var(--space-3);
}

.dsr-filter {
  margin-top: var(--space-2);
}

.custom-range {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  align-items: flex-end;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 10rem;
}

.form-field label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #475569;
}

.filter-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.button-secondary {
  background: #f1f5f9;
  color: #1e293b;
  border: 1px solid var(--border);
  min-height: var(--input-height);
  padding: 0 var(--space-3);
  font-size: var(--text-base);
  font-weight: 600;
}

.button-secondary:hover {
  background: #e2e8f0;
  color: #1e293b;
  border-color: var(--border-strong);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.tab-box {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #eef2ff;
  color: #1e40af;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pl-income {
  margin-top: 1.25rem;
}

.pl-income-grid {
  margin-top: 0.75rem;
}

.fuel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.fuel-card {
  background: #fff;
  border: 1px solid #e2e8f0;
}

.fuel-card h3 {
  margin: 0 0 var(--space-2);
  font-size: var(--heading-md);
  font-weight: 600;
  color: #334155;
}

.fuel-card .stat-grid {
  margin-top: 0;
}

.fuel-card .stat-tile {
  background: #f8fafc;
}

.highlight-card {
  background: linear-gradient(135deg, #eef2ff 0%, #fff 100%);
  border: 1px solid #e0e7ff;
}

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.clickable-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.clickable-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
}

.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: baseline;
}

.stat-sub {
  font-size: 1.25rem;
}

.metric-box {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 0.55rem 0.85rem;
  min-width: 120px;
}

.fuel-card .metric-box {
  padding: 0.5rem 0.75rem;
  min-width: 110px;
}

.metric-box.wide {
  min-width: 180px;
}

.metric-inline {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.metric-inline > * {
  min-width: 0;
}

.metric-inline > div {
  flex: 1 1 10rem;
  overflow: hidden;
}

.metric-inline .stat {
  margin: 0.25rem 0 0;
}

.metric-box .stat {
  margin-top: 0.35rem;
}

.stat-tile {
  background: #f8fafc;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
}

.stat-tile h3,
.stat-tile h4 {
  margin: 0;
  font-size: var(--heading-sm);
  color: var(--text-muted);
  font-weight: 500;
}

.stat-tile .stat {
  font-size: 1.75rem;
  font-weight: 600;
  margin: var(--space-1) 0 0;
  line-height: 1.2;
}

.stat-positive {
  color: #059669;
  background: rgba(16, 185, 129, 0.12);
  border-radius: 8px;
  padding: 0.1rem 0.35rem;
}

.stat-negative {
  color: #dc2626;
  background: rgba(239, 68, 68, 0.12);
  border-radius: 8px;
  padding: 0.1rem 0.35rem;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat {
  font-size: 1.75rem;
  font-weight: 600;
  margin: var(--space-1) 0;
  line-height: 1.2;
}

.metric-box,
.stat-tile {
  container-type: inline-size;
}

.metric-box .stat,
.stat-tile .stat {
  white-space: nowrap;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
}

.metric-box .stat {
  font-size: clamp(1.65rem, 5vw, 2.5rem);
}

.metric-box .stat.stat-sub {
  font-size: clamp(1.1rem, 3.5vw, 1.25rem);
}

.stat-tile .stat {
  font-size: clamp(1.4rem, 4vw, 1.75rem);
}

@container (max-width: 260px) {
  .metric-box .stat {
    font-size: 1.9rem;
  }
  .metric-box .stat.stat-sub {
    font-size: 1.35rem;
  }
}

@container (max-width: 220px) {
  .metric-box .stat {
    font-size: 1.65rem;
  }
  .metric-box .stat.stat-sub {
    font-size: 1.15rem;
  }
}

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

.activity li {
  padding: 0.75rem 0;
  border-bottom: 1px solid #e2e8f0;
}

.activity li:last-child {
  border-bottom: none;
}

.muted {
  font-size: var(--text-base);
  color: var(--text-muted);
}

.error {
  color: #dc2626;
}

.success {
  color: #059669;
}

.hidden {
  display: none;
}

/* Admin-only nav/sections: hidden until role is known (prevents flash on load) */
[data-role="admin-only"] {
  display: none;
}
body.role-admin [data-role="admin-only"] {
  display: revert;
}

/* Forms */
.form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.75rem 1rem;
  align-items: start;
}

label {
  margin-top: 0;
}

input,
select {
  min-height: var(--input-height);
  padding: 0 var(--control-padding-x);
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: #1f2933;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

textarea {
  font: inherit;
  font-size: var(--text-base);
  padding: var(--space-2) var(--control-padding-x);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: #1f2933;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

button {
  min-height: var(--input-height);
  padding: 0 var(--space-3);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-sm);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

button:not(.button-secondary):not(.link):not(.nav-logout):not(.nav-toggle):not(.app-error-banner-close) {
  border: none;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
}

button:not(.button-secondary):not(.link):not(.nav-logout):not(.nav-toggle):not(.app-error-banner-close):hover {
  background: var(--color-primary-hover);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

input[type="number"] {
  appearance: textfield;
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Unified data tables */
table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-base);
}

table th,
table td,
.data-table th,
.data-table td {
  padding: var(--space-2) var(--space-3);
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

table thead th,
.data-table thead th {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: #f8fafc;
}

table tbody td,
.data-table tbody td {
  color: #1e293b;
}

footer {
  text-align: center;
  padding: 1.5rem;
  color: #64748b;
  font-size: 0.85rem;
}

footer a {
  color: #64748b;
  text-decoration: none;
}

footer a:hover {
  color: #1e293b;
  text-decoration: underline;
}

/* App footer — copyright and support (all app pages) */
.app-footer {
  margin-top: auto;
  border-top: 1px solid #e2e8f0;
  padding: 1.25rem 1.5rem;
  background: #f8fafc;
  color: #64748b;
  font-size: 0.8125rem;
}

.app-footer .footer-copyright {
  margin: 0 0 0.35rem 0;
  font-weight: 600;
  color: #475569;
  letter-spacing: 0.02em;
}

.app-footer .footer-support {
  margin: 0;
  font-size: 0.8rem;
  color: #64748b;
}

.app-footer .footer-support a {
  color: #64748b;
}

.app-footer--minimal {
  padding: 1rem 1.5rem;
}

.app-footer--minimal .footer-copyright {
  margin: 0;
}

/* Alert / reminder banners */
.low-stock-alert,
.smart-alert {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  border: 1px solid;
  font-size: var(--text-base);
}

.low-stock-alert {
  background: #fef2f2;
  border-color: #fecaca;
}

.low-stock-alert .low-stock-message,
.smart-alert .smart-alert-message {
  margin: 0;
  font-size: var(--text-base);
  font-weight: 500;
}

.low-stock-alert .low-stock-message { color: #b91c1c; }
.low-stock-alert.hidden,
.smart-alert.hidden { display: none; }
.low-stock-alert .low-stock-cta,
.smart-alert .smart-alert-cta { flex-shrink: 0; }

.smart-alert--warning {
  background: #fffbeb;
  border-color: #fde68a;
}
.smart-alert--warning .smart-alert-message { color: #b45309; }

.smart-alert--info {
  background: #eff6ff;
  border-color: #bfdbfe;
}
.smart-alert--info .smart-alert-message { color: #1d4ed8; }

.smart-alerts-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.smart-alerts-panel.hidden { display: none; }
.smart-alerts-panel .smart-alert { margin-bottom: 0; }

/* Loading skeletons */
.skeleton {
  background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
  background-size: 200% 100%;
  animation: skeleton-shine 1.2s ease-in-out infinite;
  border-radius: 8px;
}

@keyframes skeleton-shine {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.card.loading .stat,
.card.loading .stat-tile .stat {
  color: transparent !important;
  min-height: 2rem;
}

.card.loading .stat-tile {
  position: relative;
}

.card.loading .stat-tile .stat::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0.25rem;
  right: 0;
  height: 2rem;
  background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
  background-size: 200% 100%;
  animation: skeleton-shine 1.2s ease-in-out infinite;
  border-radius: 6px;
}

/* At-a-glance strip on dashboard */
.at-a-glance {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.at-a-glance-item {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.at-a-glance-item .label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.at-a-glance-item .value {
  font-size: 1.25rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

/* Day closing CTA strip: not done = amber/warning, done = green */
.day-closing-cta {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  flex-direction: column;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: #fef3c7;
  border: 1px solid #f59e0b;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  text-align: left;
}

.day-closing-cta.done {
  background: #d1fae5;
  border-color: #10b981;
}

.day-closing-cta .cta-text {
  font-size: var(--text-base);
  font-weight: 500;
  color: #92400e;
}

.day-closing-cta.done .cta-text {
  color: #065f46;
}

.text-sm {
  font-size: var(--text-sm);
}

/* Global top progress bar for API calls */
#top-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 0.2s ease-out;
  z-index: 9999;
  pointer-events: none;
}
#top-progress-bar.loading {
  animation: progress-indeterminate 1.5s ease-in-out infinite;
}
@keyframes progress-indeterminate {
  0% { transform: scaleX(0); }
  40% { transform: scaleX(0.4); }
  60% { transform: scaleX(0.6); }
  100% { transform: scaleX(1); }
}

/* Empty state with CTA */
.empty-state {
  text-align: center;
  padding: 2rem 1rem;
  color: #64748b;
}

.empty-state a {
  color: var(--color-primary);
}

.empty-state p {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
}

.empty-state .empty-cta {
  margin-top: 0.5rem;
}

/* Print styles */
@media print {
  .topbar,
  .form-actions,
  .filter-actions,
  .sheet-actions,
  .pagination-controls,
  footer,
  .no-print,
  button:not(.print-show) {
    display: none !important;
  }

  .card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #e2e8f0;
  }

  body {
    background: #fff;
  }

  main {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .topbar .nav-wrap.collapsible {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .topbar .nav-wrap.collapsible.is-open {
    display: flex;
  }

  .topbar .nav-toggle {
    display: flex;
  }

  /* Mobile: accordion – show only group labels by default; tap to expand links */
  .topbar .nav-group-block {
    position: static;
    border-bottom: 1px solid #475569;
  }

  .topbar .nav-group-block .nav-group {
    position: static;
    display: none;
    flex-direction: column;
    min-width: 0;
    padding: 0 0 0.5rem 1rem;
    margin-top: 0.25rem;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
  }

  .topbar .nav-group-block.is-open .nav-group {
    display: flex;
  }

  .topbar .nav-group-block.is-open .nav-chevron {
    transform: rotate(180deg);
  }

  .topbar .nav-group-label {
    width: 100%;
    padding: 0.6rem 0.5rem;
    border-radius: 0;
    border: none;
    border-bottom: none;
    justify-content: space-between;
  }

  .topbar .nav-group-block .nav-group a {
    padding: 0.45rem 0.5rem;
    margin: 0;
  }
}

@media (max-width: 640px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar nav.nav-wrap.is-open {
    display: flex;
  }

  main {
    margin-top: 1rem;
  }
}