/**
 * Global Tip Calculator - Modern SaaS Design System
 * 
 * Color Palette:
 * - Background: #F8F9FA
 * - Main text & headings: #1E293B
 * - Accent & CTA: #FF6B6B
 * - Card background: #FFFFFF
 * - Secondary text: #64748B
 * - Borders: #E2E8F0
 * - Success: #15803D
 * - Error: #DC2626
 */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
  --color-bg: #F8F9FA;
  --color-card: #FFFFFF;
  --color-text-main: #1E293B;
  --color-text-secondary: #64748B;
  --color-accent: #FF6B6B;
  --color-accent-hover: #EE5253;
  --color-accent-light: #FFF0F0;
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;
  --color-success: #15803D;
  --color-success-bg: #DCFCE7;
  --color-error: #DC2626;
  --color-error-bg: #FEE2E2;
  --color-warning: #B45309;
  --color-warning-bg: #FEF3C7;
  --color-focus: #FF6B6B;

  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --max-width: 1200px;
}

/* ==========================================================================
   Base & Resets
   ========================================================================== */
*, *::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-family);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  font-weight: 400;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Accessible focus styling */
:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 1rem;
  background: var(--color-accent);
  color: #FFFFFF;
  padding: 0.5rem 1rem;
  z-index: 1000;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  background-color: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow var(--transition-fast);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text-main);
}

.logo-link img {
  height: 38px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.5rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  padding: 0.25rem 0;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-main);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #FFFFFF;
  box-shadow: 0 2px 4px rgba(255, 107, 107, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 4px 10px rgba(255, 107, 107, 0.35);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  background-color: var(--color-card);
}

.btn-outline:hover {
  border-color: var(--color-text-secondary);
  background-color: #F1F5F9;
}

.btn-subtle {
  background-color: #F1F5F9;
  color: var(--color-text-main);
}

.btn-subtle:hover {
  background-color: var(--color-border);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 32px;
  padding: 4px;
  border-radius: var(--radius-sm);
  background: transparent;
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-main);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 3rem 0 2rem;
  text-align: center;
}

.hero-badge-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
}

.trust-pill svg {
  color: var(--color-success);
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text-main);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 680px;
  margin: 0 auto 2rem;
}

/* ==========================================================================
   Main Calculator App Grid
   ========================================================================== */
.calculator-section {
  padding-bottom: 4rem;
}

.calculator-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 992px) {
  .calculator-wrapper {
    grid-template-columns: 1.25fr 1fr;
  }
}

.calc-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.calc-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.calc-title {
  font-size: 1.35rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.preset-scenarios {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  -webkit-overflow-scrolling: touch;
}

.preset-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-main);
  transition: all var(--transition-fast);
}

.preset-btn:hover {
  background: #FFFFFF;
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Form Groups */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text-main);
}

.form-label .sub-text {
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

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

.currency-symbol-prefix {
  position: absolute;
  left: 1.25rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  pointer-events: none;
}

.input-currency-amount {
  width: 100%;
  padding: 0.9rem 1rem 0.9rem 3rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-main);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.input-currency-amount:focus {
  outline: none;
  border-color: var(--color-accent);
  background: #FFFFFF;
  box-shadow: 0 0 0 4px var(--color-accent-light);
}

.input-currency-amount.is-invalid {
  border-color: var(--color-error);
  background: var(--color-error-bg);
}

.error-message {
  display: none;
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: 0.4rem;
  font-weight: 500;
}

.error-message.show {
  display: block;
}

/* Country & Currency Selector Row */
.selector-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .selector-row {
    grid-template-columns: 1.5fr 1fr;
  }
}

.select-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-weight: 500;
  background-color: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-main);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.select-control:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: #FFFFFF;
}

/* Service Category Chips */
.service-chips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.6rem;
}

.service-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 0.5rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  transition: all var(--transition-fast);
  text-align: center;
  gap: 0.25rem;
}

.service-chip .icon {
  font-size: 1.25rem;
}

.service-chip .label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.service-chip:hover {
  background: #FFFFFF;
  border-color: var(--color-accent);
}

.service-chip.active {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.service-chip.active .label {
  color: var(--color-accent);
}

/* Tip Percentage Buttons */
.tip-buttons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 480px) {
  .tip-buttons-grid {
    grid-template-columns: repeat(7, 1fr);
  }
}

.tip-pct-btn {
  padding: 0.6rem 0.2rem;
  font-size: 0.95rem;
  font-weight: 700;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text-main);
  text-align: center;
  transition: all var(--transition-fast);
}

.tip-pct-btn:hover {
  background: #FFFFFF;
  border-color: var(--color-accent);
}

.tip-pct-btn.active {
  background: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
  box-shadow: 0 2px 6px rgba(255, 107, 107, 0.35);
}

/* Custom Tip & Slider */
.tip-slider-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.custom-pct-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  border-radius: 4px;
  background: var(--color-border);
  outline: none;
}

.custom-pct-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
  transition: transform var(--transition-fast);
}

.custom-pct-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.custom-pct-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.custom-pct-input-wrap {
  position: relative;
  width: 90px;
}

.custom-pct-input {
  width: 100%;
  padding: 0.5rem 1.6rem 0.5rem 0.6rem;
  font-size: 0.95rem;
  font-weight: 700;
  text-align: right;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
}

.custom-pct-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: #FFFFFF;
}

.custom-pct-input-wrap .pct-sign {
  position: absolute;
  right: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 600;
  color: var(--color-text-secondary);
  pointer-events: none;
}

/* Tax Details Accordion */
.tax-accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  overflow: hidden;
  background: #FAFAFA;
}

.tax-summary {
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tax-summary:hover {
  background: #F1F5F9;
}

.tax-content {
  padding: 1rem;
  border-top: 1px solid var(--color-border);
  background: #FFFFFF;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.toggle-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.toggle-option {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
}

/* People & Splitting */
.people-split-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .people-split-row {
    grid-template-columns: 1fr 1fr;
  }
}

.counter-input-wrap {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  overflow: hidden;
}

.counter-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  background: #FFFFFF;
  transition: background var(--transition-fast);
}

.counter-btn:hover {
  background: #F1F5F9;
  color: var(--color-accent);
}

.counter-input {
  flex: 1;
  text-align: center;
  font-size: 1.15rem;
  font-weight: 700;
  border: none;
  background: transparent;
  padding: 0.5rem;
}

.counter-input:focus {
  outline: none;
}

.split-mode-selector {
  display: flex;
  background: var(--color-bg);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.split-mode-btn {
  flex: 1;
  padding: 0.6rem 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  text-align: center;
}

.split-mode-btn.active {
  background: #FFFFFF;
  color: var(--color-text-main);
  box-shadow: var(--shadow-sm);
}

/* Calculator Actions */
.calc-actions-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.calc-actions-row .btn {
  flex: 1;
  min-width: 140px;
}

/* ==========================================================================
   Results Panel (Sticky Card)
   ========================================================================== */
.results-card {
  background-color: var(--color-card);
  border: 2px solid var(--color-accent-light);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 90px;
}

.results-badge-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.2rem 0.6rem;
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border-radius: var(--radius-pill);
}

.live-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-success);
  box-shadow: 0 0 0 2px rgba(21, 128, 61, 0.3);
}

.primary-result-box {
  background: linear-gradient(135deg, #FFF6F6 0%, #FFFFFF 100%);
  border: 1px solid var(--color-accent-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

.primary-result-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.35rem;
}

.primary-result-amount {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-text-main);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.primary-result-per-person {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-top: 0.4rem;
}

.results-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px dashed var(--color-border);
}

.metric-item {
  background: var(--color-bg);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 0.2rem;
}

.metric-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.metric-sub {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
}

.results-breakdown-list {
  list-style: none;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.breakdown-row.highlight {
  font-weight: 700;
  color: var(--color-text-main);
  font-size: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 0.5rem;
  margin-top: 0.25rem;
}

.rounding-note {
  font-size: 0.75rem;
  color: var(--color-warning);
  background: var(--color-warning-bg);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  display: none;
}

.rounding-note.show {
  display: block;
}

/* Secondary Actions */
.result-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--color-text-main);
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  z-index: 1000;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   Country Intelligence Box
   ========================================================================== */
.intel-card {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background-color: #F8FAFC;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.intel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.intel-title {
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.customary-pill {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
}

.customary-pill.commonly_expected {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

.customary-pill.optional {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.customary-pill.less_customary {
  background-color: #F1F5F9;
  color: var(--color-text-secondary);
}

.intel-body {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.intel-service-tip {
  background: #FFFFFF;
  border-left: 3px solid var(--color-accent);
  padding: 0.6rem 0.85rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.825rem;
  margin-bottom: 0.75rem;
}

.intel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.intel-footer a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: underline;
}

/* ==========================================================================
   Country Comparison Tool
   ========================================================================== */
.section {
  padding: 4rem 0;
}

.section-alt {
  background-color: #FFFFFF;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.comparison-selectors {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  max-width: 720px;
  margin: 0 auto 2rem;
}

@media (min-width: 640px) {
  .comparison-selectors {
    grid-template-columns: 1fr 1fr;
  }
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.compare-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.compare-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.compare-country-name {
  font-size: 1.25rem;
  font-weight: 700;
}

.compare-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.compare-item strong {
  display: block;
  color: var(--color-text-main);
  font-weight: 600;
  margin-bottom: 0.15rem;
}

/* ==========================================================================
   Recent Calculations Panel
   ========================================================================== */
.history-section {
  margin-top: 2rem;
}

.history-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 220px;
  overflow-y: auto;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.history-empty {
  text-align: center;
  padding: 1.5rem;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

/* ==========================================================================
   How It Works Steps
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  text-align: center;
  position: relative;
  transition: transform var(--transition-fast);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 800;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step-card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Country Guides Grid
   ========================================================================== */
.country-guides-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .country-guides-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .country-guides-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.country-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.country-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.country-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.country-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
}

.country-currency-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.country-card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
  flex: 1;
}

.country-card-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.country-card-link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--color-text-main);
  background: transparent;
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-icon {
  font-size: 1.25rem;
  transition: transform var(--transition-fast);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ==========================================================================
   Content / Static Pages (About, Contact, Privacy, Terms)
   ========================================================================== */
.page-header {
  padding: 3rem 0 2rem;
  text-align: center;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.article-content {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 2.5rem;
  margin: 3rem auto;
  max-width: 840px;
}

.article-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 2rem 0 0.75rem;
  color: var(--color-text-main);
}

.article-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
}

.article-content p,
.article-content ul,
.article-content ol {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.article-content ul,
.article-content ol {
  padding-left: 1.5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: #0F172A;
  color: #94A3B8;
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand p {
  font-size: 0.875rem;
  margin-top: 0.75rem;
  max-width: 320px;
  line-height: 1.6;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: #94A3B8;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1E293B;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8rem;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
  }
}

/* ==========================================================================
   Mobile Nav Drawer
   ========================================================================== */
@media (max-width: 840px) {
  .mobile-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    transform: translateY(-150%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: 1rem;
    text-align: center;
  }

  .main-nav .btn {
    width: 100%;
  }
}

/* ==========================================================================
   Print Stylesheet
   ========================================================================== */
@media print {
  body {
    background: #FFFFFF;
    color: #000000;
  }

  .site-header,
  .site-footer,
  .hero-badge-group,
  .preset-scenarios,
  .calc-actions-row,
  .result-actions,
  .faq-section,
  .how-it-works,
  .country-guides-section,
  .comparison-section,
  .history-section {
    display: none !important;
  }

  .calc-card,
  .results-card {
    box-shadow: none;
    border: 1px solid #CCCCCC;
    page-break-inside: avoid;
  }

  .results-card {
    position: static;
  }
}