:root {
  --bg: #f4f7ff;
  --panel-border: rgba(24, 34, 56, 0.1);
  --text: #10182b;
  --muted: #4f5a77;
  --primary: #1f63f3;
  --primary-dark: #0d44b2;

  --color-background-app: #f4f7ff;
  --color-background-primary: rgba(255, 255, 255, 0.92);
  --color-background-secondary: #f1f5ff;
  --color-border-primary: rgba(24, 34, 56, 0.18);
  --color-border-secondary: rgba(24, 34, 56, 0.14);
  --color-border-tertiary: rgba(24, 34, 56, 0.1);
  --color-text-primary: #10182b;
  --color-text-secondary: #4f5a77;
  --color-text-success: #0f7a59;
  --color-text-danger: #c62142;
  --color-accent: #1f63f3;
  --color-accent-dark: #0d44b2;
  --font-sans: "Manrope", sans-serif;
  --border-radius-md: 10px;
  --border-radius-lg: 18px;
}

* {
  box-sizing: border-box;
}

html {
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

html::-webkit-scrollbar {
  width: 0;
  height: 0;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text);
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  background:
    radial-gradient(circle at 12% 10%, #e3ecff 0%, transparent 42%),
    radial-gradient(circle at 90% 80%, #ddfff6 0%, transparent 38%),
    var(--bg);
  background-repeat: no-repeat;
  background-size: cover;
}

body::-webkit-scrollbar {
  width: 0;
  height: 0;
}

body.modal-open {
  overflow: hidden;
}

.calc-wrap {
  padding: 1.2rem 0;
  width: min(1060px, 92vw);
  margin: 0 auto;
  color: var(--color-text-primary);
}

.top-nav {
  display: inline-flex;
  flex-wrap: wrap;
  max-width: 100%;
  gap: 0.45rem;
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  padding: 0.35rem;
}

.nav-link {
  text-decoration: none;
  color: var(--muted);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  transition: background-color 160ms ease, color 160ms ease;
}

.nav-link:hover {
  background: #edf2ff;
  color: var(--text);
}

.nav-link.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
}

.hero {
  margin-top: 1rem;
  margin-bottom: 1.7rem;
}

.eyebrow {
  margin: 0;
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.76rem;
}

h1 {
  margin: 0.35rem 0;
  font-family: "Outfit", sans-serif;
  font-size: clamp(1.9rem, 3vw, 2.8rem);
}

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

.section-card {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 18px 40px rgba(24, 34, 56, 0.1);
}

.section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.row-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stack-label {
  display: none;
  font-size: 12px;
  color: var(--color-text-secondary);
  font-weight: 700;
}

label {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 600;
}

input[type="number"],
input[type="text"],
select {
  width: 100%;
  box-sizing: border-box;
  height: 40px;
  padding: 0 0.75rem;
  border: 1px solid var(--color-border-secondary);
  border-radius: 10px;
  background: #fff;
  color: var(--color-text-primary);
}

input[type="number"]:focus,
input[type="text"]:focus,
select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(31, 99, 243, 0.16);
}

.toggle-row {
  display: flex;
  gap: 6px;
}

.toggle-btn {
  flex: 1;
  padding: 8px 0;
  font-size: 13px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.toggle-btn.active {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
  font-weight: 700;
  border-color: transparent;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 1rem;
}

.metric-card {
  background: var(--color-background-secondary);
  border: 1px solid rgba(31, 99, 243, 0.12);
  border-radius: var(--border-radius-md);
  padding: 0.85rem 1rem;
}

.metric-label {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.metric-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.metric-value.net {
  color: var(--color-text-success);
}

.metric-value.tax {
  color: var(--color-text-danger);
}

.brow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border-tertiary);
  font-size: 14px;
}

.brow:last-child {
  border-bottom: none;
}

.blabel {
  color: var(--color-text-secondary);
}

.bval {
  font-weight: 700;
  color: var(--color-text-primary);
}

.payslip-sheet {
  margin-top: 1rem;
  border: 1px solid #2b2b2b;
  background: #fff;
  color: #1a1a1a;
  font-family: "Manrope", sans-serif;
}

.payslip-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid #2b2b2b;
  font-weight: 700;
}

.payslip-company {
  font-size: 1rem;
}

.payslip-period {
  font-size: 0.88rem;
  text-transform: uppercase;
}

.payslip-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-bottom: 1px solid #2b2b2b;
}

.payslip-meta-item {
  padding: 0.45rem 0.55rem;
  border-right: 1px solid #2b2b2b;
}

.payslip-meta-item:last-child {
  border-right: 0;
}

.payslip-meta-label {
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #555;
}

.payslip-meta-value {
  font-size: 0.9rem;
  font-weight: 700;
  margin-top: 0.12rem;
}

.payslip-cols {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
}

.payslip-col {
  min-width: 0;
}

.payslip-col + .payslip-col {
  border-left: 1px solid #2b2b2b;
}

.payslip-col-title {
  padding: 0.42rem 0.55rem;
  border-bottom: 1px solid #2b2b2b;
  font-size: 0.86rem;
  font-weight: 700;
  text-transform: uppercase;
}

.payslip-line {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.24rem 0.55rem;
  font-size: 0.84rem;
}

.payslip-line-name {
  text-transform: uppercase;
  color: #2a2a2a;
}

.payslip-line-val {
  font-weight: 700;
  white-space: nowrap;
}

.payslip-empty {
  color: #666;
  font-style: italic;
}

.payslip-totals {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  border-top: 1px solid #2b2b2b;
}

.payslip-summary-lines {
  border-top: 1px solid #2b2b2b;
}

.payslip-summary-line {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  font-size: 0.84rem;
  font-weight: 700;
  border-bottom: 1px solid #2b2b2b;
}

.payslip-summary-earn,
.payslip-summary-ded {
  min-height: 30px;
  padding: 0.36rem 0.55rem;
}

.payslip-summary-earn {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

.payslip-summary-ded {
  border-left: 1px solid #2b2b2b;
}

.payslip-total {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.55rem;
  font-size: 0.88rem;
  font-weight: 700;
}

.payslip-total + .payslip-total {
  border-left: 1px solid #2b2b2b;
}

.payslip-net {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0.55rem;
  border-top: 1px solid #2b2b2b;
  font-size: 0.96rem;
  font-weight: 800;
}

.bval.ded {
  color: var(--color-text-danger);
}

.bval.net {
  color: var(--color-text-success);
}

.bval.total-ded {
  color: var(--color-text-danger);
}

.divider {
  border: none;
  border-top: 1px solid var(--color-border-tertiary);
  margin: 8px 0;
}

.stoggle {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  margin-bottom: 1rem;
}

.settings-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(16, 24, 43, 0.52);
  padding: 1rem;
  align-items: center;
  justify-content: center;
}

.settings-modal.open {
  display: flex;
}

.settings-modal-card {
  position: relative;
  width: min(760px, 100%);
  max-height: min(84vh, 760px);
  overflow-y: auto;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem;
  box-shadow: 0 24px 48px rgba(24, 34, 56, 0.25);
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--color-border-secondary);
  border-radius: 50%;
  background: #fff;
  color: var(--color-text-secondary);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover {
  background: var(--color-background-secondary);
}

.sgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.sgrid .field-group label {
  font-size: 12px;
}

.view-toggle {
  display: flex;
  gap: 6px;
}

.view-btn {
  padding: 6px 14px;
  font-size: 13px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.view-btn.active {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
  font-weight: 700;
  border-color: transparent;
}

.view-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.exp-btn {
  padding: 8px 16px;
  font-size: 13px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: #fff;
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}

.exp-btn:hover {
  background: var(--color-background-secondary);
}

.exp-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: #fff;
}

#toggle-breakdown-btn {
  margin: 0.35rem 0 0.7rem;
  border-color: rgba(31, 99, 243, 0.35);
  background: linear-gradient(135deg, #eef3ff, #e3ecff);
  color: var(--color-accent-dark);
  font-weight: 700;
}

#toggle-breakdown-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #e3ecff, #d6e4ff);
  transform: translateY(-1px);
}

#toggle-breakdown-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(31, 99, 243, 0.2);
}

.action-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin-top: 0.85rem;
}

.btn-primary,
.btn-secondary {
  border: none;
  border-radius: 12px;
  padding: 0.78rem 1rem;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.btn-secondary {
  color: var(--text);
  background: #edf2ff;
}

.earn-row {
  display: grid;
  grid-template-columns: 1fr 130px auto auto;
  gap: 8px;
  align-items: end;
  margin-bottom: 8px;
}

.ded-row {
  display: grid;
  grid-template-columns: 1fr 130px auto;
  gap: 8px;
  align-items: end;
  margin-bottom: 8px;
}

.rm-btn {
  padding: 7px 10px;
  font-size: 13px;
  border: 1px solid rgba(198, 33, 66, 0.25);
  border-radius: var(--border-radius-md);
  background: #fff;
  color: var(--color-text-danger);
  cursor: pointer;
  height: 40px;
  line-height: 1;
}

.add-btn {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  background: none;
  border: 1px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  padding: 8px 14px;
  cursor: pointer;
  width: 100%;
  margin-top: 4px;
}

.add-btn:hover {
  background: var(--color-background-secondary);
}

.col-hdr {
  font-size: 12px;
  color: var(--color-text-secondary);
  font-weight: 700;
}

.check-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-secondary);
  cursor: pointer;
  height: 36px;
}

.pension-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 860px) {
  .calc-wrap {
    width: min(1060px, 95vw);
  }

  .result-grid,
  .sgrid,
  .pension-grid {
    grid-template-columns: 1fr;
  }

  .earn-row,
  .ded-row {
    grid-template-columns: 1fr 1fr;
  }

  .action-buttons {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .calc-wrap {
    width: 100%;
    padding: 0.75rem;
  }

  .hero {
    margin-top: 0.35rem;
    margin-bottom: 1rem;
  }

  h1 {
    font-size: clamp(1.55rem, 7vw, 2rem);
    line-height: 1.15;
  }

  .subtitle {
    font-size: 0.95rem;
    line-height: 1.45;
  }

  .section-card {
    padding: 1rem;
    border-radius: 14px;
  }

  .row-headings {
    display: none !important;
  }

  .result-grid,
  .earn-row,
  .ded-row {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }

  .stack-label {
    display: block;
  }

  .settings-modal {
    padding: 0.75rem;
  }

  .settings-modal-card {
    max-height: 88vh;
    padding: 1rem;
  }

  .modal-close {
    width: 36px;
    height: 36px;
  }

  .row-field {
    width: 100%;
  }

  .row-field .rm-btn {
    width: 100%;
  }

  .results-head {
    flex-direction: column;
    align-items: stretch !important;
    gap: 0.75rem;
  }

  .results-head > div {
    width: 100%;
  }

  .payslip-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .payslip-meta {
    grid-template-columns: 1fr 1fr;
  }

  .payslip-meta-item:nth-child(2n) {
    border-right: 0;
  }

  .payslip-meta-item:nth-child(n + 3) {
    border-top: 1px solid #2b2b2b;
  }

  .payslip-cols,
  .payslip-totals,
  .payslip-summary-line {
    grid-template-columns: 1fr;
  }

  .payslip-col + .payslip-col,
  .payslip-total + .payslip-total,
  .payslip-summary-ded {
    border-left: 0;
    border-top: 1px solid #2b2b2b;
  }

  .view-toggle {
    width: 100%;
  }

  .view-btn {
    flex: 1;
    min-height: 42px;
  }

  .exp-btn {
    width: 100%;
    justify-content: center;
    min-height: 42px;
  }

  .rm-btn,
  .btn-primary,
  .btn-secondary,
  .add-btn,
  input[type="number"],
  input[type="text"],
  select {
    min-height: 44px;
  }

  input[type="number"],
  input[type="text"],
  select {
    font-size: 16px;
  }

  .check-label {
    height: auto;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    gap: 8px;
    min-height: 44px;
    align-items: center;
  }

  .check-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-accent);
    flex-shrink: 0;
  }

  .metric-value {
    font-size: 1.1rem;
  }

  .brow {
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 13px;
  }

  .bval {
    text-align: right;
  }
}

@page {
  size: landscape;
  margin: 12mm;
}

@media print {
  body {
    background: #fff;
  }

  .no-print {
    display: none !important;
  }

  .hero,
  .section-card:not(.payslip-section),
  .stoggle,
  .settings-modal,
  #print-summary-label,
  #breakdown,
  #toggle-breakdown-btn {
    display: none !important;
  }

  .calc-wrap {
    width: 100%;
    max-width: none;
    padding: 0;
  }

  .section-card {
    border: 1px solid #ccc;
    border-radius: 8px;
  }

  .metric-card {
    background: #f5f5f5;
    border-radius: 6px;
  }

  .bval.net {
    color: #1a7a4a;
  }

  .bval.ded,
  .bval.total-ded {
    color: #b91c1c;
  }

  .metric-value.net {
    color: #1a7a4a;
  }

  .metric-value.tax {
    color: #b91c1c;
  }

  .blabel,
  .metric-label,
  .section-title {
    color: #555;
  }

  .print-header {
    display: block !important;
  }

  .payslip-section {
    border: 0;
    box-shadow: none;
    padding: 0;
    margin: 0;
    background: transparent;
  }

  .payslip-sheet {
    margin-top: 0;
    break-inside: avoid;
  }
}