/* ============================================================
   Calculator Tool Pages - Unified Styles (UX Optimized)
   Inherits design system from home.css and minimal theme
   ============================================================ */

/* ========================================
   Design Tokens - Match Home Page
   ======================================== */

:root {
  /* Use home page color scheme for consistency */
  --calc-bg-color: #fff;
  --calc-text-color: #727272;
  --calc-heading-color: #222;
  --calc-link-color: #267CB9;
  --calc-link-hover: #069;
  --calc-border-color: #e5e5e5;
  --calc-accent-bg: #f6f8fa;

  /* Typography - match home page */
  --calc-font-family: "Noto Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --calc-font-size: 16px;
  --calc-line-height: 1.6;

  /* Spacing - 8px grid system */
  --calc-space-xs: 8px;
  --calc-space-sm: 16px;
  --calc-space-md: 24px;
  --calc-space-lg: 32px;
  --calc-space-xl: 48px;
}

/* ========================================
   Base Container
   ======================================== */

.tool-page {
  font-family: var(--calc-font-family);
  font-size: var(--calc-font-size);
  line-height: var(--calc-line-height);
  color: var(--calc-text-color);
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}

.tool-page * {
  box-sizing: border-box;
}

/* ========================================
   Typography
   ======================================== */

.tool-page > h1 {
  color: var(--calc-heading-color);
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 var(--calc-space-md) 0;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--calc-border-color);
  line-height: var(--calc-line-height);
}

.tool-intro {
  background: var(--calc-accent-bg);
  padding: var(--calc-space-md);
  border-radius: 6px;
  margin-bottom: var(--calc-space-md);
  border-left: 4px solid var(--calc-link-color);
}

.tool-intro h2 {
  color: var(--calc-heading-color);
  margin: 0 0 var(--calc-space-sm) 0;
  font-size: 24px;
  font-weight: 700;
  border-bottom: 1px solid var(--calc-border-color);
  padding-bottom: 10px;
}

.tool-intro p {
  margin-bottom: var(--calc-space-sm);
  color: var(--calc-text-color);
  line-height: var(--calc-line-height);
}

.tool-intro p:last-child {
  margin-bottom: 0;
}

/* Pro tip box styling - neutral design */
.tool-intro div[style*="background: #fffbeb"] {
  background: var(--calc-accent-bg) !important;
  border-left: 3px solid var(--calc-link-color) !important;
  padding: 14px 20px !important;
  margin-top: var(--calc-space-md) !important;
  border-radius: 3px !important;
}

/* ========================================
   Links - Match Home Page Style
   ======================================== */

.tool-page a {
  color: var(--calc-link-color);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.tool-page a:hover {
  color: var(--calc-link-hover);
}

/* ========================================
   UX OPTIMIZATION: Split-View Layout
   ======================================== */

.calculator-split-view {
  display: grid;
  grid-template-columns: 42% 58%;
  gap: 32px;
  align-items: start;
  min-height: 600px;
  margin: var(--calc-space-lg) 0;
}

.input-panel {
  position: sticky;
  top: 20px;
  background: var(--calc-accent-bg);
  padding: var(--calc-space-lg);
  border-radius: 8px;
  border-left: 4px solid var(--calc-link-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.input-panel h3 {
  color: var(--calc-heading-color);
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 var(--calc-space-md) 0;
}

.result-panel {
  background: white;
  padding: var(--calc-space-lg);
  border: 2px solid var(--calc-link-color);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(38, 124, 185, 0.1);
  position: sticky;
  top: 20px;
}

/* Mobile: restore single column */
@media (max-width: 900px) {
  .calculator-split-view {
    grid-template-columns: 1fr;
    gap: var(--calc-space-md);
  }

  .input-panel,
  .result-panel {
    position: static;
  }
}

/* ========================================
   UX OPTIMIZATION: Range Sliders
   ======================================== */

.range-input-group {
  margin-bottom: var(--calc-space-md);
}

.range-input-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--calc-heading-color);
  font-size: 15px;
}

.range-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(to right,
    var(--calc-link-color) 0%,
    var(--calc-link-color) 50%,
    #e5e5e5 50%,
    #e5e5e5 100%);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--calc-link-color);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(38, 124, 185, 0.3);
  transition: transform 0.2s ease;
}

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

.range-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--calc-link-color);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(38, 124, 185, 0.3);
  border: none;
  transition: transform 0.2s ease;
}

.range-slider::-moz-range-thumb:hover {
  transform: scale(1.15);
}

.range-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  font-size: 13px;
  color: var(--calc-text-color);
}

.range-current {
  display: inline-block;
  font-size: 18px;
  font-weight: 700;
  color: var(--calc-link-color);
  min-width: 100px;
  text-align: center;
  padding: 4px 12px;
  background: white;
  border-radius: 4px;
  border: 1px solid var(--calc-border-color);
}

/* ========================================
   UX OPTIMIZATION: Pyramid Result Card
   ======================================== */

.result-card-optimized {
  background: white;
  border: 2px solid var(--calc-link-color);
  border-radius: 8px;
  padding: 0;
  margin-bottom: var(--calc-space-md);
  overflow: hidden;
}

/* Layer 1: Price Hero */
.price-hero {
  text-align: center;
  padding: var(--calc-space-lg) var(--calc-space-md);
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border-bottom: 2px solid var(--calc-border-color);
}

.price-hero .amount {
  font-size: 64px;
  font-weight: 700;
  color: var(--calc-link-color);
  line-height: 1;
  display: inline-block;
}

.price-hero .currency {
  font-size: 32px;
  vertical-align: super;
  color: var(--calc-text-color);
  font-weight: 600;
}

.price-hero .period {
  font-size: 24px;
  color: var(--calc-text-color);
  font-weight: 500;
}

.provider-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--calc-heading-color);
  margin: var(--calc-space-md) var(--calc-space-md) 8px;
  text-align: center;
}

.provider-tagline {
  text-align: center;
  color: var(--calc-text-color);
  font-size: 14px;
  margin: 0 var(--calc-space-md) var(--calc-space-md);
  padding-bottom: var(--calc-space-md);
  border-bottom: 1px solid var(--calc-border-color);
}

/* Layer 2: Value Props */
.value-props {
  margin: var(--calc-space-md);
  padding: var(--calc-space-md);
  background: var(--calc-accent-bg);
  border-radius: 6px;
}

.value-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--calc-heading-color);
}

.value-item:last-child {
  margin-bottom: 0;
}

.value-item .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--calc-link-color);
  color: white;
  border-radius: 50%;
  font-size: 14px;
  flex-shrink: 0;
  font-weight: 700;
}

/* Layer 3: Primary CTA */
.cta-primary-large {
  display: block;
  background: var(--calc-link-color);
  color: white !important;
  text-align: center;
  padding: 18px 32px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none !important;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(38, 124, 185, 0.2);
  border: none;
  cursor: pointer;
  margin: 0 var(--calc-space-md) var(--calc-space-md);
}

.cta-primary-large:hover {
  background: var(--calc-link-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(38, 124, 185, 0.3);
  text-decoration: none !important;
}

/* Layer 4: Secondary CTA */
.cta-secondary-subtle {
  display: block;
  width: calc(100% - calc(var(--calc-space-md) * 2));
  background: transparent;
  border: 1px solid var(--calc-border-color);
  color: var(--calc-text-color);
  padding: 12px;
  border-radius: 6px;
  font-size: 14px;
  margin: 0 var(--calc-space-md) var(--calc-space-md);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.cta-secondary-subtle:hover {
  border-color: var(--calc-link-color);
  color: var(--calc-link-color);
  background: rgba(38, 124, 185, 0.05);
}

/* Layer 5: FAQ Toggle - neutral design */
.faq-toggle {
  margin: 0 var(--calc-space-md) var(--calc-space-md);
  padding: var(--calc-space-md);
  background: var(--calc-accent-bg);
  border-left: 3px solid var(--calc-link-color);
  border-radius: 4px;
}

.faq-toggle summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--calc-heading-color);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.faq-toggle summary::-webkit-details-marker {
  display: none;
}

.faq-toggle summary::before {
  content: "▶";
  font-size: 12px;
  transition: transform 0.2s ease;
}

.faq-toggle[open] summary::before {
  transform: rotate(90deg);
}

.faq-toggle[open] summary {
  margin-bottom: 12px;
}

.faq-toggle p {
  color: var(--calc-text-color);
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
}

/* ========================================
   UX OPTIMIZATION: Trust Builders
   ======================================== */

.algorithm-transparency {
  background: var(--calc-accent-bg);
  border: 1px solid var(--calc-border-color);
  border-left: 4px solid var(--calc-link-color);
  border-radius: 6px;
  padding: var(--calc-space-md);
  margin: var(--calc-space-md) 0;
}

.algorithm-transparency h4 {
  color: var(--calc-heading-color);
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 12px 0;
}

.calc-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  padding: 10px;
  background: white;
  border-radius: 4px;
}

.calc-step:last-child {
  margin-bottom: 0;
}

.calc-step-icon {
  font-size: 18px;
  flex-shrink: 0;
}

.calc-step-text {
  font-size: 14px;
  color: var(--calc-heading-color);
  line-height: 1.5;
}

.social-proof {
  display: flex;
  align-items: center;
  gap: var(--calc-space-sm);
  padding: 12px var(--calc-space-md);
  background: var(--calc-accent-bg);
  border-radius: 6px;
  font-size: 13px;
  color: var(--calc-text-color);
  margin-top: 12px;
}

.social-proof-icon {
  font-size: 16px;
}

/* ========================================
   UX OPTIMIZATION: Mobile Quick Mode
   ======================================== */

.mobile-mode-selector {
  display: none;
  background: var(--calc-accent-bg);
  border: 2px dashed var(--calc-border-color);
  padding: var(--calc-space-md);
  border-radius: 8px;
  margin-bottom: var(--calc-space-md);
  text-align: center;
}

.mobile-mode-selector p {
  margin: 0 0 var(--calc-space-sm) 0;
  color: var(--calc-heading-color);
}

@media (max-width: 768px) {
  .mobile-mode-selector {
    display: block;
  }
}

.mode-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-quick, .btn-full {
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 14px;
}

.btn-quick {
  background: var(--calc-link-color);
  color: white;
  border: none;
}

.btn-quick:hover {
  background: var(--calc-link-hover);
}

.btn-full {
  background: white;
  color: var(--calc-link-color);
  border: 2px solid var(--calc-link-color);
}

.btn-full:hover {
  background: var(--calc-link-color);
  color: white;
}

.quick-mode {
  display: none;
}

.quick-mode.active {
  display: block;
}

.quick-mode h3 {
  color: var(--calc-heading-color);
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 8px 0;
}

.quick-mode > p {
  color: var(--calc-text-color);
  margin: 0 0 var(--calc-space-lg) 0;
}

.quick-input {
  margin-bottom: var(--calc-space-lg);
}

.quick-input > label {
  display: block;
  font-weight: 600;
  color: var(--calc-heading-color);
  font-size: 16px;
  margin-bottom: 12px;
}

.button-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.option-btn {
  padding: 16px 12px;
  background: white;
  border: 2px solid var(--calc-border-color);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--calc-heading-color);
  text-align: center;
}

.option-btn:hover {
  border-color: var(--calc-link-color);
  background: rgba(38, 124, 185, 0.05);
}

.option-btn.active {
  background: var(--calc-link-color);
  color: white;
  border-color: var(--calc-link-color);
  box-shadow: 0 2px 8px rgba(38, 124, 185, 0.3);
}

.option-btn:active {
  transform: scale(0.98);
}

.cta-quick-calc {
  width: 100%;
  background: var(--calc-link-color);
  color: white !important;
  border: none;
  padding: 18px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  margin-top: var(--calc-space-md);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(38, 124, 185, 0.2);
}

.cta-quick-calc:hover {
  background: var(--calc-link-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(38, 124, 185, 0.3);
}

/* ========================================
   Calculator Wrapper & Forms (Legacy Support)
   ======================================== */

.calculator-wrapper,
.calculator-section {
  background: var(--calc-bg-color);
  border: 1px solid var(--calc-border-color);
  border-radius: 6px;
  padding: var(--calc-space-md);
  margin: var(--calc-space-md) 0;
  max-width: 100%;
  overflow-x: auto;
}

.form-section {
  margin-bottom: var(--calc-space-md);
  background: var(--calc-accent-bg);
  padding: var(--calc-space-md);
  border-radius: 6px;
  border-left: 4px solid var(--calc-link-color);
}

.form-section h3 {
  color: var(--calc-heading-color);
  margin: 0 0 var(--calc-space-sm) 0;
  font-size: 18px;
  font-weight: 700;
}

.form-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--calc-space-md);
  margin-bottom: var(--calc-space-md);
  width: 100%;
  align-items: start;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-field {
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
}

.form-field label {
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--calc-heading-color);
  font-size: 14px;
  display: block;
  line-height: 1.4;
}

/* Fix accessibility.css interference for form inputs */
.form-field input,
.form-field select {
  width: 100%;
  max-width: 100%;
  padding: 10px;
  border: 1px solid var(--calc-border-color);
  border-radius: 3px;
  font-size: 14px;
  font-family: var(--calc-font-family);
  background: white;
  transition: border-color 0.3s ease;

  /* Override accessibility.css forced sizing */
  min-height: auto !important;
  min-width: auto !important;
  display: block !important;
}

.form-field input:focus,
.form-field select:focus {
  outline: 2px solid var(--calc-link-color);
  outline-offset: 2px;
  border-color: var(--calc-link-color);
}

/* ========================================
   Tables (Requirements Calculator)
   ======================================== */

.calc-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--calc-space-md);
  font-size: 14px;
}

.calc-table th,
.calc-table td {
  padding: 12px;
  text-align: left;
  border: 1px solid var(--calc-border-color);
}

.calc-table th {
  background-color: var(--calc-accent-bg);
  color: var(--calc-heading-color);
  font-weight: 600;
}

.table-header {
  background-color: var(--calc-link-color) !important;
  color: white !important;
  text-align: center;
  font-weight: bold;
}

.table-section {
  background-color: #f0f8ff;
  font-weight: 600;
  color: var(--calc-heading-color);
}

.input-row {
  background-color: var(--calc-accent-bg);
}

.calc-table input,
.calc-table select {
  width: 100%;
  max-width: 120px;
  padding: 8px;
  border: 1px solid var(--calc-border-color);
  border-radius: 3px;
  font-size: 13px;
  font-family: var(--calc-font-family);

  /* Override accessibility.css */
  min-height: auto !important;
  min-width: auto !important;
  display: inline-block !important;
}

.calc-table input:focus,
.calc-table select:focus {
  outline: 2px solid var(--calc-link-color);
  outline-offset: 2px;
  border-color: var(--calc-link-color);
}

.result-value {
  font-weight: 600;
  color: var(--calc-link-color);
}

/* ========================================
   Buttons (Legacy Support)
   ======================================== */

.calculate-btn {
  background: var(--calc-link-color);
  color: white !important;
  border: none;
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  display: block;
  margin: var(--calc-space-lg) auto;
  text-decoration: none !important;

  /* Override accessibility.css - buttons should be inline-block */
  min-height: 48px !important;
  display: inline-block !important;
  line-height: 1.2 !important;
}

.calculate-btn:hover {
  background: var(--calc-link-hover);
}

.cta-primary {
  background: var(--calc-link-color);
  color: white !important;
  padding: 10px 20px;
  border: none;
  border-radius: 3px;
  text-decoration: none !important;
  display: inline-block;
  margin: 0 7px;
  font-size: 13px;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.cta-primary:hover {
  background: var(--calc-link-hover);
  text-decoration: none !important;
}

.cta-secondary {
  background: #999;
  color: white !important;
  padding: 10px 20px;
  border: none;
  border-radius: 3px;
  text-decoration: none !important;
  display: inline-block;
  margin: 0 7px;
  font-size: 13px;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.cta-secondary:hover {
  background: #666;
  text-decoration: none !important;
}

.cta-button {
  background: var(--calc-link-color);
  color: white !important;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  text-decoration: none !important;
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  transition: background-color 0.3s ease;
  line-height: 1.2;
}

.cta-button:hover {
  background: var(--calc-link-hover);
  text-decoration: none !important;
}

/* ========================================
   Results Display (Legacy Support)
   ======================================== */

.results {
  margin-top: var(--calc-space-md);
  display: none;
}

.results.show {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-card {
  background: white;
  border: 2px solid var(--calc-border-color);
  border-radius: 6px;
  padding: var(--calc-space-md);
  margin-bottom: var(--calc-space-sm);
  transition: all 0.3s ease;
}

.result-card.recommended {
  border-color: var(--calc-link-color);
  background: #f8f9fa;
  position: relative;
}

.result-card.recommended::before {
  content: "🏆 RECOMMENDED";
  position: absolute;
  top: -12px;
  left: 28px;
  background: var(--calc-link-color);
  color: white;
  padding: 4px 12px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: bold;
}

.result-card.alternative {
  border-color: #999;
  display: none; /* Hide alternative by default - show via "Compare" button */
}

.result-card h4 {
  color: var(--calc-heading-color);
  margin: 0 0 var(--calc-space-sm) 0;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.score {
  display: none; /* Hide meaningless scores */
}

.cost-breakdown {
  background: rgba(248, 248, 248, 0.8);
  padding: 14px;
  border-radius: 3px;
  margin: 14px 0;
  border: 1px solid var(--calc-border-color);
}

.cost-breakdown h6 {
  color: var(--calc-heading-color);
  margin: 0 0 7px 0;
  font-size: 14px;
  font-weight: 600;
}

.cost-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
  font-size: 13px;
}

.total-cost {
  border-top: 1px solid var(--calc-heading-color);
  padding-top: 7px;
  margin-top: 7px;
  font-weight: bold;
  font-size: 14px;
}

.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--calc-space-md);
  margin-top: 14px;
}

.pros, .cons {
  background: rgba(248, 248, 248, 0.7);
  padding: 14px;
  border-radius: 3px;
  border: 1px solid var(--calc-border-color);
}

.pros h6, .cons h6 {
  margin: 0 0 7px 0;
  font-size: 13px;
  font-weight: 600;
}

.pros h6 {
  color: var(--calc-link-color);
}

.cons h6 {
  color: var(--calc-heading-color);
}

.pros ul, .cons ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pros li, .cons li {
  margin-bottom: 4px;
  padding-left: 16px;
  position: relative;
  font-size: 13px;
}

.pros li::before {
  content: "✓";
  color: var(--calc-link-color);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.cons li::before {
  content: "⚠";
  color: var(--calc-heading-color);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.hosting-actions {
  margin-top: 14px;
  text-align: center;
}

/* ========================================
   Info Sections
   ======================================== */

.expert-note {
  background: var(--calc-accent-bg);
  border-left: 4px solid #999;
  padding: 14px 28px;
  margin: var(--calc-space-md) 0;
  font-style: italic;
}

.expert-note strong {
  color: var(--calc-heading-color);
  font-style: normal;
}

.results-section {
  background: var(--calc-accent-bg);
  border: 1px solid var(--calc-border-color);
  border-radius: 6px;
  padding: var(--calc-space-md);
  margin-top: var(--calc-space-md);
}

.results-section h2 {
  color: var(--calc-heading-color);
  margin: 0 0 var(--calc-space-sm) 0;
  font-size: 20px;
}

.action-section {
  background: var(--calc-accent-bg);
  border: 1px solid var(--calc-border-color);
  border-radius: 6px;
  padding: var(--calc-space-md);
  margin-top: var(--calc-space-md);
}

.action-section h3 {
  color: var(--calc-heading-color);
  margin: 0 0 var(--calc-space-sm) 0;
  font-size: 18px;
}

.summary-box {
  background: var(--calc-accent-bg);
  border-radius: 6px;
  padding: var(--calc-space-md);
  margin-top: var(--calc-space-md);
  text-align: center;
}

.summary-box h3 {
  color: var(--calc-heading-color);
  margin: 0 0 var(--calc-space-sm) 0;
  font-size: 18px;
}

/* ========================================
   Hosting Grid
   ======================================== */

.hosting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--calc-space-md);
  margin-top: var(--calc-space-md);
}

.hosting-card {
  background: white;
  border: 2px solid var(--calc-border-color);
  border-radius: 6px;
  padding: var(--calc-space-md);
  text-align: center;
  transition: border-color 0.3s ease;
}

.hosting-card:hover {
  border-color: var(--calc-link-color);
}

.hosting-card h4 {
  color: var(--calc-heading-color);
  margin: 0 0 7px 0;
  font-size: 16px;
}

.hosting-card .price {
  font-size: 18px;
  font-weight: bold;
  color: var(--calc-link-color);
  margin: 14px 0;
}

.hosting-card p {
  margin: 7px 0;
  font-size: 13px;
}

/* ========================================
   Tooltip System
   ======================================== */

/* Legacy info tooltip (keep for backwards compatibility) */
.info-tooltip {
  position: relative;
  cursor: help;
  margin-left: 3px;
}

.info-tooltip::after {
  content: "ℹ️";
  font-size: 11px;
}

.info-tooltip:hover::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--calc-heading-color);
  color: white;
  padding: 7px 10px;
  border-radius: 3px;
  font-size: 11px;
  white-space: nowrap;
  z-index: 1000;
  font-style: normal;
}

/* Modern tooltip icon - Professional Stripe/Linear Style */
.tooltip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--calc-border-color);
  color: var(--calc-text-color);
  font-size: 11px;
  font-weight: 600;
  cursor: help;
  position: relative;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.tooltip-icon:hover {
  background: var(--calc-link-color);
  color: white;
  transform: scale(1.1);
}

.tooltip-icon::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  background: var(--calc-heading-color);
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 400;
  white-space: normal;
  max-width: 240px;
  width: max-content;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  line-height: 1.4;
}

.tooltip-icon::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 12px;
  border: 6px solid transparent;
  border-top-color: var(--calc-heading-color);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 1001;
}

/* Right-aligned variant for tooltips near right edge */
.tooltip-icon.tooltip-right::after {
  left: auto;
  right: 0;
}

.tooltip-icon.tooltip-right::before {
  left: auto;
  right: 12px;
}

.tooltip-icon:hover::after,
.tooltip-icon:hover::before {
  opacity: 1;
}

/* Mobile: allow wrapping for long tooltips */
@media (max-width: 768px) {
  .tooltip-icon::after {
    max-width: 200px;
    right: auto;
    left: 0;
  }

  .tooltip-icon::before {
    right: auto;
    left: 8px;
  }
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 900px) {
  .form-group {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .button-group {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .pros-cons {
    grid-template-columns: 1fr;
  }

  .tool-intro,
  .calculator-wrapper,
  .calculator-section,
  .form-section,
  .results-section,
  .summary-box {
    padding: 14px;
  }

  .calc-table {
    font-size: 12px;
  }

  .calc-table th,
  .calc-table td {
    padding: 8px;
  }

  .hosting-grid {
    grid-template-columns: 1fr;
  }

  .price-hero .amount {
    font-size: 48px;
  }

  .price-hero .currency {
    font-size: 24px;
  }

  .price-hero .period {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .result-card {
    padding: 14px;
  }

  .cost-breakdown,
  .pros,
  .cons {
    padding: 10px;
  }

  .calc-table th,
  .calc-table td {
    padding: 6px;
  }

  .calc-table input,
  .calc-table select {
    max-width: 100px;
    font-size: 12px;
  }

  .option-btn {
    padding: 14px 10px;
    font-size: 13px;
  }
}

/* ===================================
   PROFESSIONAL DESIGN SYSTEM
   Stripe/Linear/Vercel-inspired
   8px grid system, perfect alignment
   =================================== */

/* Section Headers */
.section-header {
  margin-bottom: 48px;
  text-align: center;
}

.section-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--calc-heading-color);
  margin: 0 0 12px 0;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 15px;
  color: #6c757d;
  margin: 0;
  font-weight: 400;
}

/* Question Groups */
.question-group {
  margin-bottom: 56px;
}

.question-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.question-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--calc-link-color);
  color: white;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 600;
  flex-shrink: 0;
}

.question-text {
  font-size: 17px;
  font-weight: 600;
  color: var(--calc-heading-color);
  line-height: 1.4;
}

.question-hint {
  margin: 16px 0 0 0;
  font-size: 14px;
  color: #6c757d;
  line-height: 1.5;
  padding-left: 40px;
}

/* Radio Card System (Stripe-style) */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.radio-card {
  position: relative;
  display: flex;
  align-items: center;
  padding: 16px 20px;
  background: #ffffff;
  border: 1.5px solid #e1e4e8;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.radio-card:hover {
  border-color: var(--calc-link-color);
  box-shadow: 0 0 0 3px rgba(38, 124, 185, 0.08);
}

.radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-card-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.radio-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--calc-heading-color);
  line-height: 1.4;
}

.radio-card-desc {
  font-size: 14px;
  color: #6c757d;
  line-height: 1.4;
}

.radio-indicator {
  width: 20px;
  height: 20px;
  border: 2px solid #d0d7de;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
  transition: all 0.15s ease;
  margin-left: 16px;
}

.radio-card input[type="radio"]:checked + .radio-card-content + .radio-indicator {
  border-color: var(--calc-link-color);
  border-width: 2px;
}

.radio-card input[type="radio"]:checked + .radio-card-content + .radio-indicator::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  background: var(--calc-link-color);
  border-radius: 50%;
}

.radio-card input[type="radio"]:checked ~ .radio-card-content .radio-card-title {
  color: var(--calc-link-color);
}

.radio-card:has(input[type="radio"]:checked) {
  background: rgba(38, 124, 185, 0.02);
  border-color: var(--calc-link-color);
  box-shadow: 0 0 0 3px rgba(38, 124, 185, 0.08);
}

/* Accessibility: Remove default focus outline, add custom */
.radio-card input[type="radio"]:focus-visible + .radio-card-content + .radio-indicator {
  outline: 2px solid var(--calc-link-color);
  outline-offset: 2px;
}

/* Clean input panel */
.input-panel-clean {
  background: transparent;
  padding: 0;
}

/* Professional Range Slider */
.range-group {
  margin-bottom: 56px;
}

.range-group-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.range-value-display {
  font-size: 24px;
  font-weight: 600;
  color: var(--calc-link-color);
  text-align: center;
  margin: 24px 0;
  letter-spacing: -0.01em;
}

.range-labels-clean {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  font-size: 13px;
  color: #6c757d;
}

/* Select Dropdown (Professional) */
.select-group {
  margin-bottom: 56px;
}

.select-wrapper {
  position: relative;
}

.select-clean {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--calc-heading-color);
  background: #ffffff;
  border: 1.5px solid #e1e4e8;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236c757d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.select-clean:hover {
  border-color: var(--calc-link-color);
  box-shadow: 0 0 0 3px rgba(38, 124, 185, 0.08);
}

.select-clean:focus {
  outline: none;
  border-color: var(--calc-link-color);
  box-shadow: 0 0 0 3px rgba(38, 124, 185, 0.08);
}

/* Professional CTA Button */
.cta-button-clean {
  display: block;
  width: 100%;
  padding: 16px 24px;
  font-size: 16px;
  font-weight: 600;
  color: white;
  background: var(--calc-link-color);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  margin-top: 64px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.cta-button-clean:hover {
  background: var(--calc-link-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(38, 124, 185, 0.2);
}

.cta-button-clean:active {
  transform: translateY(0);
}