/* ============================================================
   PAYCHECK CALCULATOR — STYLESHEET
   Mobile-first, clean, financial-grade design
   ============================================================ */

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary:    #0284c7;
  --color-primary-dk: #0369a1;
  --color-green:      #059669;
  --color-green-dk:   #047857;
  --color-green-lt:   #ecfdf5;
  --color-red:        #e11d48;
  --color-gray-50:    #f8fafc;
  --color-gray-100:   #f1f5f9;
  --color-gray-200:   #e2e8f0;
  --color-gray-300:   #cbd5e1;
  --color-gray-400:   #94a3b8;
  --color-gray-500:   #64748b;
  --color-gray-600:   #475569;
  --color-gray-700:   #334155;
  --color-gray-800:   #1e293b;
  --color-gray-900:   #0f172a;

  --radius-xs:  4px;
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-sm:  0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md:  0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg:  0 12px 28px -4px rgba(15, 23, 42, 0.08), 0 4px 10px -2px rgba(15, 23, 42, 0.04);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
  font-family: var(--font-sans);
  background: var(--color-gray-50);
  color: var(--color-gray-900);
  line-height: 1.5;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   WRAPPER
   ============================================================ */
.calc-wrapper {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

/* ============================================================
   HEADER
   ============================================================ */
.calc-header {
  text-align: center;
  margin-bottom: 32px;
}

.calc-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-gray-900);
  letter-spacing: -0.8px;
  line-height: 1.15;
}

.calc-subtitle {
  color: var(--color-gray-500);
  margin-top: 8px;
  font-size: 1.05rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   LAYOUT: Side-by-side on desktop, stacked on mobile
   ============================================================ */
.calc-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 820px) {
  .calc-layout { grid-template-columns: 1fr; gap: 24px; }
  .calc-title  { font-size: 1.75rem; }
}

/* ============================================================
   FORM PANEL
   ============================================================ */
.calc-form-panel {
  background: #ffffff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
}

.form-group { margin-bottom: 20px; }

.group-label {
  display: block;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Pay Type Toggle */
.form-group--toggle { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.form-group--toggle .group-label { margin: 0; white-space: nowrap; }

.toggle-switch {
  display: flex;
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 3px;
  gap: 2px;
}

.toggle-btn {
  flex: 1;
  padding: 8px 20px;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: var(--color-gray-600);
  transition: all 0.15s;
}

.toggle-btn--active {
  background: #fff;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.toggle-btn:hover:not(.toggle-btn--active) {
  background: var(--color-gray-200);
}

/* Input + Select */
.calc-input, .calc-select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--color-gray-900);
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  -webkit-appearance: none;
}

.calc-input:focus, .calc-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.input-prefix-wrap {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.input-prefix-wrap:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.input-prefix {
  padding: 0 10px 0 12px;
  color: var(--color-gray-400);
  font-weight: 600;
  font-size: 1rem;
  background: var(--color-gray-50);
  border-right: 1.5px solid var(--color-gray-200);
  height: 100%;
  display: flex;
  align-items: center;
}

.input-prefix-wrap .calc-input {
  border: none;
  border-radius: 0;
  padding-left: 10px;
}

.input-prefix-wrap .calc-input:focus {
  box-shadow: none;
}

.field-hint {
  display: block;
  font-size: 0.775rem;
  color: var(--color-gray-400);
  margin-top: 4px;
}

/* Checkbox */
.form-group--check { display: flex; flex-direction: column; gap: 4px; }
.check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 500;
}
.check-label input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; }

/* Advanced section toggle button */
.form-section-toggle { margin: 8px 0; }
.section-toggle-btn {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-gray-50);
  border: 1.5px dashed var(--color-gray-200);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  text-align: left;
  transition: background 0.15s;
}
.section-toggle-btn:hover { background: var(--color-gray-100); }

.advanced-section {
  background: var(--color-gray-50);
  border-radius: var(--radius-sm);
  padding: 16px;
  border: 1px solid var(--color-gray-200);
  margin-bottom: 8px;
}
.section-hint {
  font-size: 0.8rem;
  color: var(--color-gray-400);
  margin-bottom: 14px;
}

/* ============================================================
   RESULTS PANEL
   ============================================================ */
.calc-results-panel {
  background: #ffffff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 84px;
}

/* Hero: Net Pay */
.result-hero {
  background: radial-gradient(ellipse at top left, #10b981 0%, #059669 50%, #047857 100%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  color: #ffffff;
  margin-bottom: 24px;
  box-shadow: 0 10px 25px -5px rgba(5, 150, 105, 0.3), 0 4px 10px -2px rgba(5, 150, 105, 0.15);
  position: relative;
  overflow: hidden;
}

.result-hero::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.result-hero__label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

.result-hero__amount {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -1.2px;
  margin: 6px 0 2px;
  line-height: 1;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.12);
}

.result-hero__frequency {
  font-size: 0.9rem;
  opacity: 0.9;
  font-weight: 500;
}

.result-hero__annual {
  font-size: 0.825rem;
  opacity: 0.75;
  margin-top: 5px;
  font-weight: 500;
}

/* Donut Chart */
.chart-wrap {
  position: relative;
  width: 210px;
  height: 210px;
  margin: 12px auto 36px; /* Generous breathing room */
}

.chart-wrap canvas {
  width: 210px !important;
  height: 210px !important;
  display: block;
}

.chart-center-label {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}

#chart-center-pct {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--color-green);
  line-height: 1;
}

.chart-center-sublabel {
  font-size: 0.7rem;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

/* Breakdown Table */
.breakdown-table {
  border-top: 1px solid var(--color-gray-200);
  margin-top: 18px;
  padding-top: 10px;
}

.breakdown-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-gray-400);
  padding: 10px 0 6px;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.breakdown-row--gross .row-label { font-weight: 700; color: var(--color-gray-900); }
.breakdown-row--gross .row-value { font-weight: 700; color: var(--color-gray-900); font-size: 1rem; }

.breakdown-row--section-label {
  display: flex;
  justify-content: space-between;
  padding: 10px 0 4px;
  border-bottom: none;
}
.breakdown-row--section-label > span:first-child {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--color-gray-600);
}
.row-value-rate {
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

.breakdown-row--sub { padding-left: 12px; }
.breakdown-row--sub .row-label { font-size: 0.875rem; color: var(--color-gray-600); }

.row-value { font-weight: 600; font-size: 0.9rem; }
.row-value.deduction { color: var(--color-red); }

.breakdown-divider { border-top: 2px solid var(--color-gray-200); margin: 12px 0 8px; }

.breakdown-row--net .row-label { font-weight: 800; font-size: 1rem; color: var(--color-gray-900); }
.breakdown-row--net .row-value.net { font-weight: 800; font-size: 1.1rem; color: var(--color-green); }

.breakdown-row--net-annual .row-label { font-size: 0.8rem; color: var(--color-gray-400); }
.breakdown-row--net-annual .row-value { font-size: 0.85rem; color: var(--color-gray-500); font-weight: 600; }

/* Action buttons */
.action-buttons { margin-top: 16px; }
.btn-print {
  width: 100%;
  padding: 11px 16px;
  background: var(--color-gray-900);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background 0.15s, transform 0.1s;
}
.btn-print:hover { background: #1e293b; transform: translateY(-1px); }

/* Salary Presets */
.preset-wrap {
  display: flex;
  gap: 6px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.btn-preset {
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gray-700);
  cursor: pointer;
  transition: all 0.15s;
}
.btn-preset:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* Tooltips */
.has-tooltip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.tooltip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--color-gray-200);
  color: var(--color-gray-600);
  font-size: 0.65rem;
  font-weight: 700;
  cursor: help;
  position: relative;
  vertical-align: middle;
}
.tooltip-icon:hover::after, .tooltip-icon:focus::after {
  content: attr(data-tip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: #111827;
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.35;
  white-space: normal;
  width: 210px;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  pointer-events: none;
}

/* Share Link Button */
.btn-share {
  width: 100%;
  margin-top: 8px;
  padding: 9px 14px;
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-gray-700);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.15s;
}
.btn-share:hover { background: var(--color-gray-200); }

/* Affiliate Box */
.affiliate-card {
  margin-top: 24px;
  background: linear-gradient(135deg, #f0fdf4 0%, #e0f2fe 100%);
  border: 1.5px solid #bae6fd;
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.affiliate-card__content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 3px;
}
.affiliate-card__content p {
  font-size: 0.8rem;
  color: #475569;
  line-height: 1.4;
  margin: 0;
}
.affiliate-card__btn {
  background: #0284c7;
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s;
}
.affiliate-card__btn:hover { background: #0369a1; }

@media (max-width: 550px) {
  .affiliate-card { flex-direction: column; text-align: center; }
  .affiliate-card__btn { width: 100%; text-align: center; }
}

/* Reserved Ad Container (Zero CLS) */
.ad-slot-reserved {
  min-height: 90px;
  background: #f8fafc;
  border: 1px dashed var(--color-gray-200);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 24px 0;
  font-size: 0.75rem;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Rich SEO Section Styles */
.seo-content-wrap {
  margin-top: 48px;
  border-top: 1px solid var(--color-gray-200);
  padding-top: 36px;
}
.seo-content-wrap h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin: 32px 0 12px;
  letter-spacing: -0.3px;
}
.seo-content-wrap h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-gray-800);
  margin: 20px 0 8px;
}
.seo-content-wrap p {
  color: var(--color-gray-700);
  margin-bottom: 16px;
  line-height: 1.7;
}
.seo-content-wrap ul {
  margin: 0 0 16px 20px;
  color: var(--color-gray-700);
  line-height: 1.7;
}

/* Reference Table */
.tax-table-wrap {
  overflow-x: auto;
  margin: 20px 0 28px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
}
.tax-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}
.tax-table th {
  background: var(--color-gray-100);
  padding: 10px 14px;
  font-weight: 700;
  color: var(--color-gray-700);
  border-bottom: 1px solid var(--color-gray-200);
}
.tax-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--color-gray-800);
}
.tax-table tr:last-child td { border-bottom: none; }
.tax-table tr:hover td { background: var(--color-gray-50); }

/* FAQ Accordion */
.faq-accordion {
  margin-top: 24px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
}
.faq-item:last-child { border-bottom: none; }
.faq-trigger {
  width: 100%;
  background: #fff;
  border: none;
  padding: 16px 20px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-gray-900);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.15s;
}
.faq-trigger:hover { background: var(--color-gray-50); }
.faq-icon {
  font-size: 1.2rem;
  color: var(--color-primary);
  font-weight: 400;
  transition: transform 0.2s;
}
.faq-body {
  padding: 0 20px 18px;
  background: #fff;
  display: none;
  color: var(--color-gray-600);
  line-height: 1.65;
  font-size: 0.9rem;
}
.faq-item.active .faq-body { display: block; }
.faq-item.active .faq-icon { transform: rotate(45deg); }

/* Disclaimer */
.calc-disclaimer {
  font-size: 0.75rem;
  color: var(--color-gray-400);
  margin-top: 14px;
  line-height: 1.4;
  text-align: center;
}

/* ============================================================
   OFFICIAL PAYSTUB PRINT STYLES (Clean Statement Format)
   ============================================================ */
@media print {
  /* Set clean page background */
  html, body {
    background: #ffffff !important;
    color: #0f172a !important;
    font-size: 11pt !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  /* Hide interactive web UI */
  .calc-header,
  .calc-form-panel,
  .action-buttons,
  .affiliate-card,
  .seo-content-wrap,
  .ad-slot-reserved,
  .chart-wrap,
  .btn-print,
  .btn-share,
  .preset-wrap {
    display: none !important;
  }

  /* Full width container */
  .calc-wrapper {
    max-width: 100% !important;
    padding: 10mm 15mm !important;
    margin: 0 !important;
  }

  .calc-layout {
    display: block !important;
  }

  /* Results Card transformed into official Statement Header */
  .calc-results-panel {
    border: 1.5px solid #334155 !important;
    border-radius: 8px !important;
    padding: 20px 24px !important;
    box-shadow: none !important;
    background: #ffffff !important;
    position: static !important;
    max-width: 100% !important;
  }

  /* Net Pay Banner in Print: Clean, High-Contrast Slate Box */
  .result-hero {
    background: #f1f5f9 !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 6px !important;
    padding: 14px 18px !important;
    text-align: left !important;
    margin-bottom: 20px !important;
    box-shadow: none !important;
  }

  .result-hero::after {
    display: none !important;
  }

  .result-hero__label {
    color: #475569 !important;
    font-size: 9pt !important;
    font-weight: 700 !important;
    letter-spacing: 0.5px !important;
    text-transform: uppercase !important;
    opacity: 1 !important;
  }

  .result-hero__amount {
    color: #059669 !important;
    font-size: 26pt !important;
    font-weight: 800 !important;
    letter-spacing: -0.5px !important;
    margin: 4px 0 2px !important;
    text-shadow: none !important;
    line-height: 1.1 !important;
  }

  .result-hero__frequency {
    color: #334155 !important;
    font-size: 10pt !important;
    font-weight: 600 !important;
    opacity: 1 !important;
  }

  .result-hero__annual {
    color: #64748b !important;
    font-size: 9pt !important;
    opacity: 1 !important;
  }

  /* Table formatting */
  .breakdown-table {
    border-top: 1.5px solid #0f172a !important;
    margin-top: 12px !important;
  }

  .breakdown-header {
    color: #475569 !important;
    font-weight: 800 !important;
    font-size: 8.5pt !important;
    border-bottom: 1px solid #cbd5e1 !important;
    padding-bottom: 6px !important;
  }

  .breakdown-row {
    padding: 6px 0 !important;
    border-bottom: 1px solid #e2e8f0 !important;
  }

  .breakdown-row--gross .row-label,
  .breakdown-row--gross .row-value {
    color: #0f172a !important;
    font-weight: 800 !important;
    font-size: 11pt !important;
  }

  .breakdown-row--section-label > span:first-child {
    color: #1e293b !important;
    font-weight: 700 !important;
    font-size: 9pt !important;
  }

  .breakdown-row--sub .row-label {
    color: #475569 !important;
    font-size: 9.5pt !important;
  }

  .row-value.deduction {
    color: #dc2626 !important;
    font-weight: 700 !important;
  }

  .breakdown-divider {
    border-top: 2px solid #0f172a !important;
    margin: 12px 0 8px !important;
  }

  .breakdown-row--net .row-label {
    color: #0f172a !important;
    font-size: 12pt !important;
    font-weight: 800 !important;
  }

  .breakdown-row--net .row-value.net {
    color: #059669 !important;
    font-size: 13pt !important;
    font-weight: 800 !important;
  }

  .calc-disclaimer {
    margin-top: 20px !important;
    color: #94a3b8 !important;
    font-size: 7.5pt !important;
    border-top: 1px dashed #cbd5e1 !important;
    padding-top: 10px !important;
    text-align: center !important;
  }
}

/* ============================================================
   MOBILE OVERRIDES
   ============================================================ */
@media (max-width: 480px) {
  .result-hero__amount { font-size: 2.4rem; }
  .calc-wrapper { padding: 16px 12px 40px; }
}