/* Sundar Innovations - Savings Calculator Master Stylesheet */

:root {
  --bg-color: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f8fafc;
  --bg-card-highlight: #ffffff;
  
  --text-main: #0f172a;
  --text-heading: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  /* Brand Accents from Website */
  --emerald: #059669;
  --emerald-hover: #047857;
  --emerald-light: #ecfdf5;
  --emerald-border: #a7f3d0;
  
  --cyan: #0284c7;
  --cyan-light: #f0f9ff;
  --cyan-border: #bae6fd;
  
  --orange: #d97706;
  --orange-light: #fffbeb;
  
  --border-color: #e2e8f0;
  --border-dark: #cbd5e1;
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 30px -3px rgba(0, 0, 0, 0.1);
  
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-body);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
  padding: 10px;
}

.calculator-wrapper {
  width: 100%;
  max-width: 1100px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 20px 25px 25px 25px;
  box-shadow: var(--shadow-lg);
}

/* Header Hero Banner & Warning Tagline */
.calc-hero-header {
  text-align: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.calc-main-title {
  font-family: var(--font-title);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}

.calc-warning-banner {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fffbe6;
  border: 1.5px solid #fde047;
  border-left: 5px solid #d97706;
  border-radius: 12px;
  padding: 10px 16px;
  max-width: 900px;
  margin: 0 auto;
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.08);
}

.warning-badge-tag {
  background: #d97706;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.warning-text {
  font-size: 0.92rem;
  font-weight: 600;
  color: #92400e;
  line-height: 1.35;
  text-align: left;
}

@media (max-width: 640px) {
  .calc-main-title {
    font-size: 1.4rem;
  }
  .calc-warning-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 12px 14px;
  }
}

/* Grid Layout */
.calc-grid-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 24px;
}

@media (max-width: 850px) {
  .calc-grid-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Left Section: Inputs */
.calc-input-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel-section-title {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-intro-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.35;
}

.input-item-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.input-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Product Selector Grid */
.product-selector-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.product-btn {
  background: var(--bg-card);
  border: 1.5px solid var(--border-dark);
  color: var(--text-heading);
  padding: 9px 12px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.product-btn:hover {
  background: var(--emerald-light);
  border-color: var(--emerald);
  color: var(--emerald-hover);
}

.product-btn.active {
  background: var(--emerald);
  border-color: var(--emerald);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 3px 10px rgba(5, 150, 105, 0.25);
}

/* Vehicle Selector Grid */
.vehicle-selector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.selector-btn {
  background: var(--bg-card);
  border: 1.5px solid var(--border-dark);
  color: var(--text-heading);
  padding: 8px 4px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.selector-btn:hover {
  background: var(--cyan-light);
  border-color: var(--cyan);
  color: var(--cyan);
}

.selector-btn.active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.25);
}

.input-field-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1.5px solid var(--border-dark);
  border-radius: 8px;
  padding: 8px 12px;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

.input-icon-label {
  font-size: 0.95rem;
}

.input-field-wrapper input {
  background: transparent;
  border: none;
  color: var(--text-heading);
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  width: 100%;
  outline: none;
}

.input-helper-text {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Right Section: Outputs */
.calc-output-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.basis-header-pill {
  background: var(--cyan-light);
  border: 1px solid var(--cyan-border);
  color: var(--cyan);
  font-family: var(--font-title);
  font-size: 0.84rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 20px;
  text-align: center;
}

.outputs-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.output-metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-sm);
}

.card-title-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 4px;
}

.card-title-bar h4 {
  font-family: var(--font-title);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-heading);
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  color: var(--text-muted);
}

.old-value {
  font-family: var(--font-title);
  font-weight: 600;
  color: var(--text-heading);
}

.highlight-row {
  border-top: 1px dashed var(--border-color);
  padding-top: 4px;
  margin-top: 2px;
}

.saved-value-green {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--emerald);
}

.card-climate {
  border-color: var(--emerald-border);
  background: var(--emerald-light);
}

.green-text { color: var(--emerald) !important; }
.orange-text { color: var(--orange) !important; }
.cyan-text { color: var(--cyan) !important; }

.tree-value-green {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--emerald-hover);
}

/* TOTAL SAVINGS CARD */
.total-savings-card {
  grid-column: span 2;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border: 1px solid #334155;
  border-radius: 12px;
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.2);
}

.total-savings-card .card-title-bar {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.total-savings-card .card-title-bar h4 { color: #ffffff; }
.total-savings-card .metric-row { color: #94a3b8; }
.total-savings-card .old-value { color: #f1f5f9; }

.total-saved-glow {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.25rem;
  color: #10b981;
  text-shadow: 0 0 8px rgba(16, 185, 129, 0.35);
}

/* COMBUSTION MILEAGE OPTIMIZATION CARD */
.mileage-details-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  box-shadow: var(--shadow-sm);
}

.mileage-flex-container {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin-top: 8px;
  gap: 8px;
  background: var(--bg-card-subtle);
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.mileage-val-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.mil-label-box {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 700;
}

.mil-value-box {
  font-family: var(--font-title);
  font-size: 1.2rem;
  font-weight: 800;
}

.mil-unit-box {
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* RESOURCE ALLOCATION ALTERNATIVES CARD */
.fun-comparisons-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  box-shadow: var(--shadow-sm);
}

.alternative-p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 6px;
  margin-bottom: 6px;
}

.suggestions-container {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.fun-chip {
  background: var(--emerald-light);
  border: 1px solid var(--emerald-border);
  color: var(--emerald-hover);
  padding: 4px 10px;
  border-radius: 16px;
  font-size: 0.74rem;
  font-weight: 600;
}

/* PREDICTIVE INSIGHT PANEL */
.smart-insight-panel {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
}

.insight-title {
  font-family: var(--font-title);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.insight-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 8px;
}

.insight-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.badge-tag {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 16px;
}

.green-badge {
  background: var(--emerald-light);
  border: 1px solid var(--emerald-border);
  color: var(--emerald-hover);
}

.cyan-badge {
  background: var(--cyan-light);
  border: 1px solid var(--cyan-border);
  color: var(--cyan);
}

/* ACTION BUTTONS */
.action-buttons-group {
  display: flex;
  gap: 10px;
}

.action-btn {
  flex: 1;
  padding: 11px;
  border-radius: 8px;
  border: none;
  font-family: var(--font-title);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-pdf {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
}

.btn-share {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: #ffffff;
}

.cta-direct-order {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 13px;
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  color: #ffffff;
  text-decoration: none;
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 800;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(5, 150, 105, 0.25);
  transition: all 0.2s ease;
}

/* ACCREDITATION FOOTER */
.calc-footer-accreditations {
  border-top: 1px solid var(--border-color);
  margin-top: 20px;
  padding-top: 14px;
  text-align: center;
}

.calc-footer-accreditations h4 {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 10px;
}

.accreditation-badges-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.badge-accred {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-muted);
}

.badge-icon {
  width: 20px;
  height: 20px;
}

.green-svg { color: var(--emerald); }
.cyan-svg { color: var(--cyan); }
.orange-svg { color: var(--orange); }
.white-svg { color: var(--text-heading); }

/* MOBILE COMPACT STYLING */
@media (max-width: 650px) {
  body {
    padding: 4px;
  }

  .calculator-wrapper {
    padding: 12px 10px;
    border-radius: 10px;
  }

  .outputs-card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .output-metric-card {
    padding: 8px;
    gap: 4px;
  }

  .card-title-bar h4 {
    font-size: 0.76rem;
  }

  .metric-row {
    font-size: 0.7rem;
  }

  .saved-value-green {
    font-size: 0.82rem;
  }

  .total-savings-card {
    grid-column: span 2;
    padding: 10px;
  }

  .total-saved-glow {
    font-size: 1.05rem;
  }

  .mileage-details-card,
  .fun-comparisons-card,
  .smart-insight-panel {
    padding: 10px;
  }

  .action-buttons-group {
    flex-direction: row;
    gap: 6px;
  }

  .action-btn {
    padding: 9px 4px;
    font-size: 0.74rem;
  }

  .cta-direct-order {
    padding: 11px 8px;
    font-size: 0.82rem;
  }

  .accreditation-badges-grid {
    gap: 10px;
  }

  .badge-accred {
    font-size: 0.68rem;
  }
}