/* ============================================================
   Utilia — Global Stylesheet
   Font: DM Sans (self-hosted in /assets/fonts/)
   Colors: --blue #0f6fff  --green #00c896  --dark #0d1117
   ============================================================ */

/* ---- Self-hosted DM Sans (variable font, weights 400–800) ---- */
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: optional;
  src: url('/assets/fonts/dmsans-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: optional;
  src: url('/assets/fonts/dmsans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #0f6fff;
  --blue-dark: #0a56cc;
  --green: #00c896;
  --dark: #0d1117;
  --gray-900: #111827;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-100: #f3f4f6;
  --white: #ffffff;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,.08);
  --shadow-md: 0 4px 24px rgba(0,0,0,.12);
  --transition: .18s ease;
  --max-w: 1140px;
}

html { scroll-behavior: smooth; overflow-x: hidden; }
html.loading { scroll-behavior: auto; }
html.loading .results-panel { transition: none; }


body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- Layout ---- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }
.page-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  align-items: start;
  padding: 32px 0 64px;
}
.page-grid > div { min-width: 0; }
@media (max-width: 900px) {
  .page-grid { grid-template-columns: 1fr; }
  .sidebar { display: none; }
}
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; padding: 32px 0 64px; }
.article-layout > * { min-width: 0; }
@media (max-width: 900px) { .article-layout { grid-template-columns: 1fr; } }

/* ---- Header ---- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-300);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--dark);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -.3px;
}
.logo svg { flex-shrink: 0; }

.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  color: var(--gray-700);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.site-nav a:hover { background: var(--gray-100); color: var(--blue); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--gray-700);
}
@media (max-width: 680px) {
  .site-nav { display: none; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--gray-300); padding: 8px 16px 16px; z-index: 99; }
  .site-nav.open { display: flex; }
  /* old-template pages use .main-nav — same collapse behaviour */
  .main-nav { display: none !important; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--gray-300); padding: 8px 16px 16px; z-index: 99; }
  .main-nav.open { display: flex !important; }
  .nav-toggle { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
  .content-section, .faq-section, .related-tools,
  article.tool-content, .share-embed-card, .hub-intro { padding-left: 8px; padding-right: 8px; }
}
/* Hamburger spans (used by old-template pages instead of SVG icon) */
.nav-toggle span { display: block; width: 22px; height: 2.5px; background: currentColor; border-radius: 2px; }

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-size: .83rem;
  color: var(--gray-500);
  padding: 12px 0 0;
}
.breadcrumb a { color: var(--blue); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { color: var(--gray-300); }

/* ---- Tool Card ---- */
.tool-card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}
.tool-card h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
  line-height: 1.25;
}
.tool-card .tool-desc {
  font-size: .95rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

/* ---- Pie chart side-by-side layout ---- */
.pie-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 1.2rem;
  flex-wrap: wrap;
}
.pie-wrap svg { flex-shrink: 0; }
.pie-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: .82rem;
  color: var(--gray-700);
  min-width: 130px;
}
/* Bar chart wrapper */
.bar-wrap {
  margin-top: 1rem;
  overflow-x: auto;
}
.bar-wrap svg { display: block; width: 100%; max-width: 460px; height: 180px; }
/* Bar/pie chart section heading */
.chart-title {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--gray-500);
  margin-bottom: 6px;
}

/* ---- Calculator Form Area ---- */
.calc-form {
  background: #e8eef6 !important;
  border-radius: var(--radius);
  padding: 20px 20px 16px;
  margin-bottom: 16px;
  border: 1px solid #d0daea;
}
/* Reset fieldset inside calc-form (some calculators use fieldsets for sections) */
.calc-form fieldset {
  border: none;
  padding: 0;
  margin: 0 0 4px;
  min-inline-size: 0;
}
.calc-form fieldset legend {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--gray-500);
  padding: 0;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--gray-300);
  width: 100%;
  display: block;
}

/* ---- Form Elements ---- */
.form-group { margin-bottom: 10px; }

/* Inline label + input layout — force flex row in all calc forms */
.calc-form .form-group {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  flex-wrap: nowrap !important;
  gap: 12px;
  margin-bottom: 10px;
}
.calc-form .form-group label {
  flex: 0 0 44% !important;
  width: 44% !important;
  max-width: 44% !important;
  font-size: .85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0 !important;
  line-height: 1.3;
  text-align: right;
  display: block;
}
.calc-form .form-group input,
.calc-form .form-group select,
.calc-form .form-group .input-wrap {
  flex: 1 1 0 !important;
  min-width: 0 !important;
  width: auto !important;
  max-width: 100%;
}
/* Mobile: slightly narrower label */
@media (max-width: 600px) {
  .calc-form .form-group label { flex: 0 0 40% !important; width: 40% !important; max-width: 40% !important; font-size: .8rem; }
}
/* Very small phones: stack vertically */
@media (max-width: 360px) {
  .calc-form .form-group { flex-direction: column !important; align-items: stretch !important; }
  .calc-form .form-group label { flex: none !important; width: auto !important; max-width: none !important; text-align: left !important; margin-bottom: 4px !important; }
}

/* ---- Old-template calculator layout aliases ---- */
/* 41 calculators use main-nav/page-layout class names — map them to same styles */
.main-nav {
  display: flex;
  gap: 4px;
  list-style: none;
}
.main-nav a, .nav-link {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover, .nav-link:hover,
.main-nav a.active, .nav-link.active { background: var(--gray-100); color: var(--blue); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.logo-text { font-size: 1.2rem; font-weight: 700; color: var(--dark); margin-left: 8px; vertical-align: middle; }
.page-layout { display: grid; grid-template-columns: 1fr 320px; gap: 32px; align-items: start; padding: 32px 0 64px; }
@media (max-width: 900px) { .page-layout { grid-template-columns: 1fr; } }
.content-area { min-width: 0; }
.tool-description { font-size: .95rem; color: var(--gray-500); margin-bottom: 24px; }
.form-section { margin-bottom: 8px; }

.form-group label {
  display: block;
  font-size: .88rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: .95rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  min-height: 42px;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(15,111,255,.15);
}
.form-group input[type="range"] {
  padding: 0;
  height: 6px;
  accent-color: var(--blue);
  min-height: unset;
  border: none;
}
/* Input with badge (e.g. down payment %) */
.input-wrap { position: relative; display: flex; align-items: center; }
.input-wrap input { flex: 1; padding-right: 48px; }
.input-badge {
  position: absolute;
  right: 10px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--gray-500);
  pointer-events: none;
  background: var(--white);
  padding: 2px 4px;
}
/* Section divider within calc form */
.form-section-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--gray-500);
  margin: 14px 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--gray-300);
}
/* Toggle optional fields */
.toggle-optional {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .83rem;
  font-weight: 600;
  color: var(--blue);
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 0;
  margin-bottom: 8px;
}
.toggle-optional:hover { text-decoration: underline; }
.optional-fields { display: none; }
.optional-fields.open { display: block; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }

/* ---- Buttons ---- */
.btn,
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 32px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  min-height: 48px;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 4px 16px rgba(15,111,255,.3);
  transform: translateY(-1px);
}
.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
  border: 1.5px solid var(--gray-300);
}
.btn-secondary:hover { background: var(--gray-300); }
.btn-group,
.form-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
  padding-bottom: 4px;
}

/* ---- Results Panel ---- */
.results-panel {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8fff8 100%);
  border: 1.5px solid var(--blue);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 16px;
  overflow: hidden;
  overflow-x: clip;
  max-height: 0;
  opacity: 0;
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
  transition: max-height .35s ease, opacity .25s ease, margin .25s ease;
}
.results-panel.visible {
  max-height: 9999px;
  opacity: 1;
  overflow: hidden;
  overflow-x: clip;
}
.results-panel svg { max-width: 100%; height: auto; display: block; }
.results-panel .amort-table-wrap { overflow-x: auto; max-width: 100%; width: 100%; }
.result-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.result-table th { background: rgba(15,111,255,.08); padding: 8px 10px; text-align: left; font-weight: 700; color: var(--gray-700); white-space: nowrap; }
.result-table td { padding: 7px 10px; border-bottom: 1px solid var(--gray-100); color: var(--gray-900); vertical-align: top; }
.result-table tr:last-child td { border-bottom: none; }
.results-panel table { display: block; overflow-x: auto; max-width: 100%; }
.results-title {
  font-size: .8rem;
  font-weight: 700;
  color: var(--gray-700);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 14px;
}
/* Grid layout (used by 40+ calculators) */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}
.result-item {
  background: rgba(255,255,255,.75);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.result-item.highlight {
  background: rgba(255,255,255,.95);
  border: 1.5px solid rgba(15,111,255,.2);
}
.result-item .result-label {
  font-size: .8rem;
  color: var(--gray-500);
  font-weight: 500;
}
.result-item .result-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue);
}
.result-item.highlight .result-value {
  font-size: 1.5rem;
  color: var(--green);
}
/* Row layout (used by older calculators) */
.result-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid rgba(15,111,255,.1);
}
.result-row:last-child { border-bottom: none; }
.result-label { font-size: .9rem; color: var(--gray-700); }
.result-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue);
}
.result-value.highlight {
  font-size: 1.6rem;
  color: var(--green);
}

/* ---- Inline chart + legend layout ---- */
.chart-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin: 14px 0;
}
.chart-wrap svg { flex-shrink: 0; }
.chart-legend { flex: 1; min-width: 160px; }
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 7px;
  font-size: .83rem;
  color: var(--gray-700);
}
.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}
.legend-item strong { margin-left: auto; font-weight: 700; color: var(--gray-900); }

/* ---- SVG bar chart ---- */
.bar-chart-wrap { margin: 14px 0; overflow-x: auto; }

/* ---- Amortization table ---- */
.amort-table-wrap { margin-top: 18px; overflow-x: auto; max-width: 100%; width: 100%; -webkit-overflow-scrolling: touch; }
.amort-table-wrap h3 { font-size: .9rem; font-weight: 700; color: var(--gray-700); margin-bottom: 10px; }
.amort-table { width: 100%; border-collapse: collapse; font-size: .82rem; }
.amort-table th { background: rgba(15,111,255,.08); padding: 7px 10px; text-align: right; font-weight: 700; color: var(--gray-700); white-space: nowrap; }
.amort-table th:first-child { text-align: left; }
.amort-table td { padding: 6px 10px; text-align: right; border-bottom: 1px solid var(--gray-100); color: var(--gray-900); }
.amort-table td:first-child { text-align: left; font-weight: 600; }
.amort-table tr.annual-row td { background: rgba(0,200,150,.06); font-weight: 700; }
.amort-table-footer { font-size: .78rem; color: var(--gray-500); margin-top: 8px; text-align: center; }
.amort-toggle { font-size: .82rem; color: var(--blue); background: none; border: none; cursor: pointer; padding: 6px 0; margin-top: 8px; }
.amort-toggle:hover { text-decoration: underline; }

/* ---- Withdrawal mode tab ---- */
.calc-tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 2px solid var(--gray-300); }
.calc-tab {
  padding: 8px 16px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--gray-500);
  background: none;
  border: none;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition);
}
.calc-tab.active { color: var(--blue); border-bottom-color: var(--blue); }

/* ---- Fieldset sections (refinance, heloc, debt-to-income, net-worth) ---- */
fieldset.form-section {
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 14px;
  background: rgba(255,255,255,.6);
}
fieldset.form-section legend {
  font-size: .82rem;
  font-weight: 700;
  color: var(--gray-700);
  padding: 0 8px;
  text-transform: uppercase;
  letter-spacing: .4px;
}

/* ---- Ad Slots ---- */
.ad-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border: 1px dashed var(--gray-300);
  border-radius: var(--radius-sm);
  color: var(--gray-500);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  overflow: hidden;
}
.ad-slot-inline { width: 100%; height: 280px; margin: 24px 0; }
.ad-slot-inline:empty { display: none; height: 0; margin: 0; }
.ad-slot-sidebar-300x250 { width: 300px; height: 250px; }
.ad-slot-sidebar-300x600 { width: 300px; height: 600px; }
@media (max-width: 900px) { .ad-slot-sidebar-300x600, .ad-slot-sidebar-300x250 { display: none; } }

/* ---- Content Sections ---- */
.content-section { margin: 40px 0; overflow-x: auto; max-width: 100%; }
.content-section h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--gray-100);
}
.content-section h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gray-900);
  margin: 20px 0 8px;
}
.content-section p { margin-bottom: 12px; color: var(--gray-700); line-height: 1.7; }
.content-section ul, .content-section ol {
  padding-left: 22px;
  margin-bottom: 12px;
  color: var(--gray-700);
}
.content-section li { margin-bottom: 6px; line-height: 1.65; }

/* ---- FAQ Accordion ---- */
.faq-section { margin: 40px 0; }
.faq-section h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 16px;
}
.faq-item {
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  overflow: hidden;
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  font-weight: 600;
  font-size: .95rem;
  color: var(--gray-900);
  background: var(--white);
  border: none;
  width: 100%;
  text-align: left;
  gap: 12px;
  transition: background var(--transition);
  min-height: 48px;
}
.faq-question:hover { background: var(--gray-100); }
.faq-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  color: var(--blue);
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--blue); color: var(--white); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-item.open .faq-answer { max-height: 400px; }
.faq-answer-inner {
  padding: 0 18px 16px;
  font-size: .93rem;
  color: var(--gray-700);
  line-height: 1.7;
}

/* ---- Embed & Cite Card ---- */
.share-card {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 20px;
  margin: 32px 0;
}
.share-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: 12px; color: var(--gray-700); }
.share-tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.share-tab {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: .83rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid var(--gray-300);
  background: var(--white);
  color: var(--gray-700);
  transition: all var(--transition);
}
.share-tab.active { background: var(--blue); border-color: var(--blue); color: var(--white); }
.share-code-box {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: 'Courier New', monospace;
  font-size: .82rem;
  color: var(--gray-700);
  word-break: break-all;
  line-height: 1.5;
  max-height: 80px;
  overflow-y: auto;
}
.copy-btn {
  margin-top: 10px;
  padding: 8px 18px;
  font-size: .85rem;
  min-height: 36px;
}
.share-actions { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }

/* ---- Related Tools Grid ---- */
.related-tools { margin: 40px 0; }
.related-tools h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 16px;
}
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
}
.tool-card-link {
  display: block;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-decoration: none;
  color: var(--gray-900);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.tool-card-link:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.tool-card-link .tool-icon { font-size: 1.5rem; margin-bottom: 8px; }
.tool-card-link .tool-name { font-size: .9rem; font-weight: 600; margin-bottom: 4px; }
.tool-card-link .tool-cat { font-size: .78rem; color: var(--gray-500); }

/* ---- Sidebar ---- */
.sidebar { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 80px; }
.sidebar-widget {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  overflow: hidden;
}
.sidebar-widget h3 {
  background: #1e3a5f;
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  margin: 0;
  padding: 10px 14px;
  letter-spacing: .2px;
  text-transform: none;
}
.sidebar-widget ul,
.sidebar-links { list-style: none; padding: 6px 0; margin: 0; }
.sidebar-widget ul li,
.sidebar-links li { border-bottom: none; }
.sidebar-widget ul a,
.sidebar-links a {
  display: block;
  padding: 6px 14px;
  font-size: .88rem;
  color: var(--blue);
  text-decoration: none;
  transition: color var(--transition);
}
.sidebar-widget ul a:hover,
.sidebar-links a:hover { color: var(--blue-dark); text-decoration: underline; }

/* ---- Widget header/body (newer calculator template) ---- */
.widget-header {
  background: #1e3a5f;
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  padding: 10px 14px;
  letter-spacing: .2px;
}
.widget-body {
  padding: 10px 14px;
  font-size: .88rem;
  color: var(--gray-700);
  line-height: 1.6;
}
.widget-body ul { list-style: none; padding: 0; margin: 0; }
.widget-body ul li { margin-bottom: 6px; }
.widget-body ul a { color: var(--blue); text-decoration: none; font-size: .88rem; display: block; padding: 2px 0; }
.widget-body ul a:hover { text-decoration: underline; }
.widget-body p { margin: 0 0 8px; }
.widget-body p:last-child { margin-bottom: 0; }

/* ---- Homepage Hero ---- */
.hero {
  background: linear-gradient(135deg, #0d1117 0%, #1a2744 100%);
  padding: 64px 20px;
  text-align: center;
  color: var(--white);
}
.hero h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -.5px;
  line-height: 1.2;
}
.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.75);
  max-width: 520px;
  margin: 0 auto 32px;
}
.search-wrapper {
  max-width: 580px;
  margin: 0 auto;
  position: relative;
}
.search-input {
  width: 100%;
  padding: 16px 56px 16px 20px;
  border-radius: 40px;
  border: none;
  font-size: 1.05rem;
  font-family: inherit;
  box-shadow: 0 4px 24px rgba(0,0,0,.25);
  outline: none;
  color: var(--gray-900);
}
.search-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-500);
  pointer-events: none;
  font-size: 1.1rem;
}
.search-results-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  z-index: 200;
  display: none;
}
.search-results-dropdown.open { display: block; }
.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  text-decoration: none;
  color: var(--gray-900);
  border-bottom: 1px solid var(--gray-100);
  transition: background var(--transition);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--gray-100); }
.search-result-item .result-cat { font-size: .78rem; color: var(--gray-500); }
.search-result-item .result-name { font-size: .93rem; font-weight: 600; }

/* ---- Category Grid ---- */
.section-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 20px;
}
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 48px;
}
.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 24px 16px;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--gray-900);
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.category-card:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.category-card .cat-icon { font-size: 2rem; }
.category-card .cat-name { font-weight: 700; font-size: .95rem; }
.category-card .cat-count { font-size: .8rem; color: var(--gray-500); }

/* ---- Footer ---- */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,.7);
  padding: 40px 0 24px;
  font-size: .88rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand .logo { color: var(--white); margin-bottom: 12px; }
.footer-brand p { font-size: .85rem; max-width: 260px; line-height: 1.65; }
.footer-col h4 { color: var(--white); font-weight: 700; margin-bottom: 12px; font-size: .9rem; text-transform: uppercase; letter-spacing: .5px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { color: rgba(255,255,255,.65); text-decoration: none; transition: color var(--transition); }
.footer-col ul a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.5); text-decoration: none; }
.footer-bottom a:hover { color: var(--white); }

/* ---- Category Hub Page ---- */
.hub-hero {
  background: linear-gradient(135deg, var(--blue) 0%, #0a56cc 100%);
  padding: 48px 20px;
  color: var(--white);
  text-align: center;
}
.hub-hero h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; margin-bottom: 10px; }
.hub-hero p { font-size: 1.05rem; opacity: .85; max-width: 480px; margin: 0 auto; }

/* ---- Utilities ---- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.badge-blue { background: rgba(15,111,255,.12); color: var(--blue); }
.badge-green { background: rgba(0,200,150,.12); color: #00a07a; }