/* ==========================================================================
   GST Calculator Australia (gstcalcu.com)
   Complete, Production-Grade Stylesheet
   ========================================================================== */

:root {
  --primary-blue: #1976d2;
  --primary-blue-hover: #1565c0;
  --primary-blue-light: #e8f0fe;
  --primary-blue-subtle: #f0f7ff;
  --accent-green: #16a34a;
  --accent-green-hover: #15803d;
  --accent-green-light: #dcfce7;
  --accent-orange: #f59e0b;
  --text-dark: #1e293b;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --border-focus: #1976d2;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-card-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-body);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--primary-blue-hover);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo-icon-box {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #3b82f6 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.logo-icon-box svg {
  width: 32px;
  height: 32px;
  display: block;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.02em;
}

.logo-subtitle {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.14em;
  margin-top: 2px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-pill-btn {
  background: var(--primary-blue);
  color: #ffffff !important;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 8px 20px;
  border-radius: 9999px;
  box-shadow: 0 2px 4px rgba(25, 118, 210, 0.2);
  transition: all 0.2s ease;
}

.nav-pill-btn:hover {
  background: var(--primary-blue-hover);
  transform: translateY(-1px);
}

.nav-link {
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-dark);
  background: #f1f5f9;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  color: var(--text-body);
  cursor: pointer;
}

/* ==========================================================================
   Announcement / Top Promo Banner
   ========================================================================== */


.ad-card-horizontal {
  background: linear-gradient(90deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: var(--shadow-card);
}

.ad-card-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 2px;
  color: #ffffff;
}

.ad-card-content p {
  font-size: 0.82rem;
  color: #94a3b8;
}

.ad-badge-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #cbd5e1;
  text-transform: uppercase;
}

.ad-action-btn {
  background: #f59e0b;
  color: #0f172a;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: background 0.15s ease;
}

.ad-action-btn:hover {
  background: #d97706;
  color: #0f172a;
}

/* ==========================================================================
   Layout with Optional Flanking Ad Boxes
   ========================================================================== */
.main-wrapper {
  max-width: 1240px;
  margin: 24px auto 0;
  padding: 0 20px;
  flex: 1;
}

.calc-section-grid {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
}

.ad-placeholder-vertical {
  background: #ffffff;
  border: 1px dashed #cbd5e1;
  border-radius: var(--radius-md);
  min-height: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}

.calc-center-col {
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}

/* ==========================================================================
   GST Calculator Card
   ========================================================================== */
.calculator-main-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.card-header-bar {
  background: var(--primary-blue-subtle);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-header-bar svg {
  width: 18px;
  height: 18px;
  color: var(--primary-blue);
}

.card-header-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
}

.card-body-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Inputs row */
.form-two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.input-field-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
}

.input-with-symbol {
  position: relative;
  display: flex;
  align-items: center;
}

.symbol-prefix {
  position: absolute;
  left: 14px;
  color: var(--text-body);
  font-weight: 500;
  font-size: 1rem;
  pointer-events: none;
}

.symbol-suffix {
  position: absolute;
  right: 14px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 1rem;
  pointer-events: none;
}

.styled-text-input {
  width: 100%;
  height: 44px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--text-dark);
  background: #ffffff;
  outline: none;
  transition: all 0.15s ease;
}

.styled-text-input.has-prefix {
  padding-left: 32px;
}

.styled-text-input.has-suffix {
  padding-right: 32px;
}

.styled-text-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.12);
}

.field-helper-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Calculation Type Selection */
.calc-type-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.segmented-options-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.segmented-choice-btn {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-body);
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.segmented-choice-btn:hover {
  border-color: #cbd5e1;
  background: #f8fafc;
}

.segmented-choice-btn.active {
  border-color: var(--primary-blue);
  background: #ffffff;
  color: var(--primary-blue);
  font-weight: 600;
}

.custom-radio-indicator {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.segmented-choice-btn.active .custom-radio-indicator {
  border-color: var(--primary-blue);
}

.custom-radio-indicator::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-blue);
  opacity: 0;
  transform: scale(0);
  transition: all 0.15s ease;
}

.segmented-choice-btn.active .custom-radio-indicator::after {
  opacity: 1;
  transform: scale(1);
}

/* Experience Rating Strip */
.rating-strip-card {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.rating-prompt-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
}

.star-rating-widget {
  display: flex;
  align-items: center;
  gap: 4px;
}

.star-interactive-btn {
  background: none;
  border: none;
  padding: 2px;
  cursor: pointer;
  color: #cbd5e1;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
}

.star-interactive-btn svg {
  width: 18px;
  height: 18px;
}

.star-interactive-btn:hover,
.star-interactive-btn.active,
.star-interactive-btn.hovered {
  color: #f59e0b;
  transform: scale(1.15);
}

.rating-response-note {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.rating-badge-excellent {
  background: #fef3c7;
  color: #b45309;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}

/* Action Buttons Bar */
.action-buttons-strip {
  display: grid;
  grid-template-columns: 1.3fr 1.5fr 1fr;
  gap: 12px;
}

.btn-primary-action {
  background: var(--primary-blue);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  height: 44px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 1px 2px rgba(25, 118, 210, 0.2);
  transition: all 0.15s ease;
}

.btn-primary-action:hover {
  background: var(--primary-blue-hover);
  box-shadow: 0 4px 6px -1px rgba(25, 118, 210, 0.25);
}

.btn-green-action {
  background: var(--accent-green);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  height: 44px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 1px 2px rgba(22, 163, 74, 0.2);
  transition: all 0.15s ease;
}

.btn-green-action:hover {
  background: var(--accent-green-hover);
  box-shadow: 0 4px 6px -1px rgba(22, 163, 74, 0.25);
}

.btn-clear-action {
  background: #ffffff;
  color: var(--text-body);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  height: 44px;
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s ease;
}

.btn-clear-action:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.btn-icon-svg {
  width: 17px;
  height: 17px;
}

/* ==========================================================================
   Results Card
   ========================================================================== */
.results-display-card {
  margin-top: 24px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  animation: slideFadeDown 0.25s ease-out;
}

@keyframes slideFadeDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.results-header-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.results-header-bar svg {
  width: 20px;
  height: 20px;
  color: var(--primary-blue);
}

.results-header-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.results-body-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Prominent highlight box (Total Amount) */
.highlight-result-box {
  border: 1.5px solid #93c5fd;
  background: #f0f7ff;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.highlight-result-box .result-metric-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
}

.highlight-result-box .result-metric-val {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-blue);
  font-family: var(--font-sans);
}

/* Secondary result rows */
.standard-result-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 4px;
  border-bottom: 1px solid #f1f5f9;
}

.standard-result-row:last-of-type {
  border-bottom: none;
}

.standard-result-row .result-metric-label {
  font-size: 0.9rem;
  color: var(--text-body);
}

.standard-result-row .result-metric-val {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  font-family: var(--font-sans);
}

.value-with-copy-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.copy-mini-btn {
  background: transparent;
  border: 1px solid transparent;
  padding: 4px;
  border-radius: 4px;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.copy-mini-btn:hover {
  background: #e2e8f0;
  color: var(--text-dark);
}

.copy-mini-btn svg {
  width: 16px;
  height: 16px;
}

/* Calculation Steps Section */
.calculation-steps-block {
  margin-top: 16px;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.steps-heading-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.steps-heading-group svg {
  width: 18px;
  height: 18px;
  color: var(--text-dark);
}

.steps-heading-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
}

.math-steps-pre {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: #1e293b;
  overflow-x: auto;
  white-space: pre-wrap;
}

/* ==========================================================================
   4 Feature Cards Strip (below calculator)
   ========================================================================== */
.feature-cards-row {
  max-width: 1200px;
  margin: 36px auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-info-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-info-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.feature-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.feature-icon-symbol {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-blue);
}

.feature-card-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.feature-card-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   SEO Informative Content & Guide
   ========================================================================== */
.seo-content-container {
  max-width: 1000px;
  margin: 36px auto;
  padding: 0 24px;
}

.guide-toggle-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: all 0.2s ease;
  user-select: none;
}

.guide-toggle-card:hover {
  border-color: var(--primary-blue);
  box-shadow: 0 4px 12px rgba(26, 115, 232, 0.08);
}

.guide-toggle-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.guide-toggle-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 10px;
  background: #eff6ff;
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

.guide-toggle-icon svg {
  width: 20px;
  height: 20px;
}

.guide-toggle-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 2px 0;
}

.guide-toggle-sub {
  font-size: 0.84rem;
  color: var(--text-body);
  margin: 0;
}

.guide-toggle-action {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--primary-blue);
  white-space: nowrap;
}

.guide-toggle-chevron {
  width: 18px;
  height: 18px;
  transition: transform 0.3s ease;
}

.guide-toggle-card[aria-expanded="true"] .guide-toggle-chevron {
  transform: rotate(180deg);
}

.guide-collapsible-body {
  margin-top: 14px;
}

.guide-article-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.guide-article-card h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-top: 8px;
}

.guide-article-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
}

.guide-article-card p {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.7;
}

.guide-article-card ul, .guide-article-card ol {
  padding-left: 24px;
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.7;
}

.guide-article-card li {
  margin-bottom: 8px;
}

.formula-highlight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.formula-box-item {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary-blue);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.formula-box-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.formula-box-item code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #1e293b;
  margin-top: 4px;
}

/* ==========================================================================
   Email Modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-window-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.2s ease;
}

.modal-overlay.open .modal-window-card {
  transform: scale(1);
}

.modal-header {
  padding: 16px 20px;
  background: var(--primary-blue-subtle);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.modal-body {
  padding: 20px;
}

.email-preview-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
.toast-notice {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: #1e293b;
  color: #ffffff;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 9999;
  opacity: 0;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  pointer-events: none;
}

.toast-notice.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  margin-top: 60px;
}

.footer-inner-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px 24px;
}

.footer-main-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-branding-col {
  max-width: 360px;
}

.footer-branding-col p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 12px;
}

.footer-nav-columns {
  display: flex;
  gap: 48px;
}

.footer-col-block h5 {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.footer-col-block ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col-block a {
  font-size: 0.875rem;
  color: var(--text-body);
}

.footer-col-block a:hover {
  color: var(--primary-blue);
}

.footer-bottom-bar {
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}



/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .calc-section-grid {
    grid-template-columns: 1fr;
  }
  .ad-placeholder-vertical {
    display: none;
  }
  .feature-cards-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .form-two-cols {
    grid-template-columns: 1fr;
  }
  .segmented-options-box {
    grid-template-columns: 1fr;
  }
  .action-buttons-strip {
    grid-template-columns: 1fr;
  }
  .feature-cards-row {
    grid-template-columns: 1fr;
  }
  .formula-highlight-grid {
    grid-template-columns: 1fr;
  }
  .footer-main-row {
    flex-direction: column;
  }
  .footer-bottom-bar {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
}


/* ==========================================================================
   Glossary Page & Supporting Content Pages
   ========================================================================== */
.page-hero {
  text-align: center;
  padding: 36px 20px 28px;
}

.page-hero h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.glossary-search {
  max-width: 640px;
  margin: 0 auto 16px;
  position: relative;
}

.glossary-search input {
  width: 100%;
  padding: 14px 18px 14px 48px;
  font-size: 0.95rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  outline: none;
  background: #ffffff;
  color: var(--text-dark);
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
  transition: all 0.15s ease;
}

.glossary-search input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.12);
}

.glossary-search svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--text-muted);
}

.glossary-count {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.glossary-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.glossary-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all 0.15s ease;
}

.glossary-item:hover {
  border-color: #cbd5e1;
}

.glossary-item-header {
  padding: 16px 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.glossary-item-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 10px;
}

.glossary-abbr {
  display: inline-block;
  padding: 2px 8px;
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.glossary-chevron {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.glossary-item.open .glossary-chevron {
  transform: rotate(180deg);
}

.glossary-item-body {
  padding: 0 20px 18px;
  display: none;
}

.glossary-item.open .glossary-item-body {
  display: block;
  animation: slideFadeDown 0.2s ease-out;
}

.glossary-item-body p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.7;
}

.glossary-no-results {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

/* Contact and Informational Content Cards */
.content-card {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.content-card h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.content-card p {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 16px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  outline: none;
  font-family: inherit;
  background: #ffffff;
  color: var(--text-dark);
  transition: all 0.15s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.12);
}

.btn-submit {
  background: var(--primary-blue);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}

.btn-submit:hover {
  background: var(--primary-blue-hover);
}

.form-success {
  padding: 16px;
  background: var(--accent-green-light);
  border: 1px solid #86efac;
  border-radius: var(--radius-sm);
  color: #14532d;
  font-weight: 500;
  font-size: 0.92rem;
}


/* ==========================================================================
   Google AdSense High-RPM Ad Containers & Units
   Hidden during initial approval phase to avoid "under construction" flags.
   Turn to display:block once approved with your ca-pub client ID.
   ========================================================================== */


.ad-label-subtle {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.ad-container-box {
  background: #ffffff;
  border: 1px dashed #cbd5e1;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.ad-container-box:hover {
  border-color: #94a3b8;
}

.ad-leaderboard {
  min-height: 90px;
  max-width: 728px;
  width: 100%;
}

.ad-rectangle-responsive {
  min-height: 250px;
  max-width: 680px;
  width: 100%;
}

.ad-placeholder-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px;
  color: #94a3b8;
}

.ad-placeholder-content svg {
  width: 20px;
  height: 20px;
  opacity: 0.6;
}

.ad-placeholder-content span {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ==========================================================================
   Guides & Articles Hub Styling (Replaces Glossary)
   ========================================================================== */
.guides-hero {
  text-align: center;
  padding: 40px 20px 24px;
  max-width: 800px;
  margin: 0 auto;
}

.guides-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: 12px;
}

.guides-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 12px;
}

.guides-hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.guides-filter-bar {
  max-width: 840px;
  margin: 20px auto 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.guides-categories-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.category-pill-btn {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.category-pill-btn:hover, .category-pill-btn.active {
  background: var(--primary-blue);
  color: #ffffff;
  border-color: var(--primary-blue);
}

.guides-grid-layout {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.article-card-featured {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
  transition: all 0.2s ease;
}

.article-meta-header {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.article-tag-badge {
  background: var(--primary-blue-subtle);
  color: var(--primary-blue);
  font-weight: 700;
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.article-card-featured h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.3;
  margin-bottom: 16px;
}

.article-body-content {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.75;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.article-body-content h3 {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-top: 14px;
}

.article-body-content h4 {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-dark);
}

.article-body-content ul, .article-body-content ol {
  padding-left: 24px;
}

.article-body-content li {
  margin-bottom: 6px;
}

.data-table-wrapper {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 18px 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: block;
}

.styled-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  text-align: left;
}

.styled-data-table th {
  background: #f1f5f9;
  color: var(--text-dark);
  font-weight: 700;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
}

.styled-data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #f1f5f9;
  color: var(--text-body);
}

.styled-data-table tr:last-child td {
  border-bottom: none;
}

.callout-tip-box {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-left: 4px solid #16a34a;
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.9rem;
  color: #14532d;
}

/* ==========================================================================
   Modern Contact Us Redesign
   ========================================================================== */
.contact-page-layout {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 36px;
  align-items: start;
}

.contact-info-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-card-block {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.info-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-card-icon svg {
  width: 22px;
  height: 22px;
}

.info-card-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.info-card-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.contact-form-main {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.contact-form-main h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.contact-form-main p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* ==========================================================================
   Enhanced Modern Multi-Column Footer
   ========================================================================== */
.site-footer-modern {
  background: #0f172a;
  color: #94a3b8;
  border-top: 1px solid #1e293b;
  margin-top: 80px;
  padding: 60px 0 30px;
}

.footer-container-wide {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand-summary h4 {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-brand-summary p {
  font-size: 0.86rem;
  line-height: 1.65;
  color: #94a3b8;
  margin-bottom: 16px;
}

.footer-compliance-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #1e293b;
  color: #38bdf8;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
}

.footer-links-group h5 {
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.footer-links-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-group a {
  color: #94a3b8;
  font-size: 0.88rem;
  transition: color 0.15s ease;
}

.footer-links-group a:hover {
  color: #38bdf8;
  text-decoration: none;
}

.footer-disclaimer-card {
  background: #1e293b;
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: 0.78rem;
  line-height: 1.6;
  color: #64748b;
  margin-bottom: 32px;
}

.footer-bottom-copyright {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8rem;
}

@media (max-width: 900px) {
  .contact-page-layout {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 600px) {
  .footer-top-grid {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   Unique FinTech UI Enhancements (Distinct from original clone)
   ========================================================================== */
.hero-tagline-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #e0e7ff;
  color: #3730a3;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 9999px;
  margin-bottom: 14px;
  border: 1px solid #c7d2fe;
}

.quick-presets-strip {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.preset-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.preset-chip-btn {
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dark);
  cursor: pointer;
  transition: all 0.15s ease;
}

.preset-chip-btn:hover {
  background: #e0e7ff;
  border-color: #818cf8;
  color: #3730a3;
  transform: translateY(-1px);
}

/* Visual Ratio Breakdown Bar */
.visual-ratio-wrapper {
  margin: 16px 0 20px;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}

.ratio-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.ratio-progress-bar {
  display: flex;
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  background: #e2e8f0;
}

.ratio-bar-net {
  background: #2563eb;
  transition: width 0.3s ease;
}

.ratio-bar-gst {
  background: #10b981;
  transition: width 0.3s ease;
}

.ratio-legend-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 4px;
}

/* How to Use 3-Step Cards */
.steps-guide-section {
  max-width: 1000px;
  margin: 48px auto 0;
  padding: 0 20px;
}

.steps-guide-header {
  text-align: center;
  margin-bottom: 28px;
}

.steps-guide-header h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
}

.steps-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-info-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
  position: relative;
  transition: all 0.2s ease;
}

.step-info-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.step-card-num-badge {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #2563eb;
  color: #ffffff;
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.step-info-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.step-info-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Tool Page FAQ Accordion */
.faq-section-wrapper {
  max-width: 1000px;
  margin: 48px auto;
  padding: 0 20px;
}

.faq-section-header {
  text-align: center;
  margin-bottom: 28px;
}

.faq-section-header h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.faq-section-header p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.faq-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-accordion-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all 0.15s ease;
}

.faq-accordion-item:hover {
  border-color: #cbd5e1;
}

.faq-accordion-trigger {
  width: 100%;
  padding: 18px 22px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-dark);
  user-select: none;
}

.faq-accordion-icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-accordion-item.active .faq-accordion-icon {
  transform: rotate(180deg);
  color: var(--primary-blue);
}

.faq-accordion-content {
  display: none;
  padding: 0 22px 20px;
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.7;
}

.faq-accordion-item.active .faq-accordion-content {
  display: block;
  animation: slideFadeDown 0.2s ease-out;
}

/* Standalone Disclaimer Card on Tool Page */
.disclaimer-banner-wrapper {
  max-width: 1000px;
  margin: 20px auto 40px;
  padding: 0 20px;
}

.official-disclaimer-box {
  background: #fffbeb;
  border: 1.5px solid #fde68a;
  border-left: 5px solid #f59e0b;
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.disclaimer-icon-col {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #fef3c7;
  color: #b45309;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.disclaimer-text-col h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: #92400e;
  margin-bottom: 4px;
}

.disclaimer-text-col p {
  font-size: 0.84rem;
  color: #78350f;
  line-height: 1.55;
  margin: 0;
}

@media (max-width: 768px) {
  .steps-cards-grid {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   Compact, Modern Sleek Footer with Live User Counter
   ========================================================================== */
.compact-site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  margin-top: 50px;
  padding: 24px 0 20px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.compact-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.compact-footer-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f1f5f9;
}

.compact-footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.compact-footer-links a {
  color: var(--text-body);
  font-weight: 500;
  font-size: 0.85rem;
  transition: color 0.15s ease;
}

.compact-footer-links a:hover {
  color: var(--primary-blue);
  text-decoration: none;
}


.compact-footer-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.compact-disclaimer-note {
  max-width: 650px;
  line-height: 1.4;
  color: #94a3b8;
  font-size: 0.74rem;
}

@media (max-width: 768px) {
  .compact-footer-top-row,
  .compact-footer-bottom-row {
    flex-direction: column;
    align-items: flex-start;
  }
}



/* Official Header Logo Image Styling */
.header-logo-img {
  height: 60px;
  width: auto;
  max-width: 300px;
  display: block;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.header-logo-img:hover,
.logo-brand:hover .header-logo-img {
  transform: none !important;
  opacity: 1 !important;
  filter: none !important;
}

/* Beautiful Modern Guide Interactive Card */
.guide-interactive-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px 22px;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: all 0.2s ease;
  user-select: none;
}

.guide-interactive-card:hover {
  border-color: var(--primary-blue);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.10);
  background: #fbfcfe;
}

.guide-card-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.guide-card-icon-box {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 10px;
  background: #eff6ff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.guide-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 2px 0;
}

.guide-card-subtitle {
  font-size: 0.84rem;
  color: var(--text-body);
  margin: 0;
}

.guide-card-action {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary-blue);
  white-space: nowrap;
}

.guide-card-chevron {
  transition: transform 0.25s ease;
}

@media (max-width: 640px) {
  .header-logo-img {
  height: 42px;
  width: auto;
  max-width: 220px;
  display: block;
  object-fit: contain;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
  .guide-interactive-card {
    padding: 14px 16px;
  }
  .guide-card-icon-box {
    display: none;
  }
  .guide-card-title {
    font-size: 0.95rem;
  }
  .guide-card-subtitle {
    font-size: 0.78rem;
  }
}

/* ==========================================================================
   Full Site Mobile Responsiveness Overhaul (iPhone, Android, Tablets)
   ========================================================================== */
@media (max-width: 768px) {
  .header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
  .header-logo-img {
    height: 36px;
    max-width: 175px;
  }
  .header-nav {
    gap: 6px;
  }
  .nav-link {
    font-size: 0.82rem;
    padding: 6px 8px;
  }
  .nav-pill-btn {
    font-size: 0.82rem;
    padding: 6px 12px;
  }
  .guide-interactive-card {
    padding: 12px 14px !important;
  }
  .guide-card-icon-box {
    display: none !important;
  }
  .guide-card-title {
    font-size: 0.92rem !important;
  }
  .guide-card-subtitle {
    font-size: 0.78rem !important;
  }
  .feature-cards-row {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
  }
  .calculator-main-card {
    padding: 20px 16px !important;
  }
  .calc-form-row {
    flex-direction: column !important;
    gap: 14px !important;
  }
  .calc-action-buttons {
    flex-direction: column !important;
    gap: 10px !important;
  }
  .btn-calc-main, .btn-calc-email, .btn-calc-clear {
    width: 100% !important;
    justify-content: center !important;
  }
}

@media (max-width: 480px) {
  .header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
  .header-logo-img {
    height: 32px;
    max-width: 140px;
  }
  .header-nav {
    gap: 3px;
  }
  .nav-link {
    font-size: 0.75rem;
    padding: 4px 6px;
  }
  .nav-pill-btn {
    font-size: 0.75rem;
    padding: 4px 8px;
  }
  .feature-cards-row {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
  .compact-footer-links {
    flex-wrap: wrap;
    gap: 8px 14px !important;
  }
  .compact-footer-bottom-row {
    font-size: 0.72rem !important;
  }
}

/* ==========================================================================
   GST Guides Page Full Mobile & Tablet Responsiveness
   ========================================================================== */
.guides-grid-layout {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.data-table-wrapper table {
  min-width: 520px;
}

@media (max-width: 768px) {
  .guides-hero {
    padding: 28px 16px 18px !important;
  }
  .guides-hero h1 {
    font-size: 1.65rem !important;
    line-height: 1.25 !important;
  }
  .guides-hero p {
    font-size: 0.92rem !important;
  }
  .guides-grid-layout {
    padding: 0 14px !important;
    gap: 20px !important;
  }
  .article-card-featured {
    padding: 22px 16px !important;
    border-radius: 12px !important;
  }
  .article-card-featured h2 {
    font-size: 1.25rem !important;
    margin-bottom: 12px !important;
    word-break: break-word !important;
  }
  .article-meta-header {
    flex-wrap: wrap !important;
    gap: 6px 10px !important;
    font-size: 0.75rem !important;
  }
  .article-body-content {
    font-size: 0.90rem !important;
    line-height: 1.65 !important;
    gap: 12px !important;
  }
  .article-body-content h3 {
    font-size: 1.05rem !important;
    margin-top: 10px !important;
  }
  .styled-data-table th, 
  .styled-data-table td {
    padding: 8px 10px !important;
    font-size: 0.82rem !important;
  }
  .callout-tip-box {
    padding: 12px 14px !important;
    font-size: 0.85rem !important;
  }
  .math-steps-pre {
    padding: 12px !important;
    font-size: 0.80rem !important;
    white-space: pre-wrap !important;
    word-break: break-word !important;
  }
  .guides-filter-bar {
    margin: 14px auto 24px !important;
    padding: 0 14px !important;
  }
}

@media (max-width: 480px) {
  .guides-hero {
    padding: 20px 12px 14px !important;
  }
  .guides-hero h1 {
    font-size: 1.4rem !important;
  }
  .guides-hero p {
    font-size: 0.86rem !important;
  }
  .guides-grid-layout {
    padding: 0 10px !important;
    gap: 16px !important;
  }
  .article-card-featured {
    padding: 18px 12px !important;
    border-radius: 10px !important;
  }
  .article-card-featured h2 {
    font-size: 1.15rem !important;
  }
  .category-pill-btn {
    padding: 5px 10px !important;
    font-size: 0.75rem !important;
  }
  .guides-categories-pills {
    gap: 6px !important;
  }
}