/* ==========================================================================
   exploresolar.com - Calculator & Homepage Styles
   ========================================================================== */

/* --- Homepage Hero --- */
.hero {
  background: radial-gradient(circle at 60% 40%, var(--twilight) 0%, var(--night-sky) 100%);
  color: var(--text-light);
  padding: 8rem 5% 10rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.15) 0%, transparent 70%);
  animation: sunPulse 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes sunPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.7; }
  50% { transform: translate(-50%, -50%) scale(1.15); opacity: 1; }
}

.hero-badge {
  display: inline-block;
  background-color: rgba(245, 166, 35, 0.15);
  border: 1px solid rgba(245, 166, 35, 0.4);
  color: var(--sun-gold);
  padding: 0.4rem 1.2rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
  position: relative;
}

.hero h1 {
  font-size: 3.2rem;
  color: var(--text-light);
  max-width: 800px;
  margin: 0 auto 1.5rem;
  line-height: 1.15;
  position: relative;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  position: relative;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 2.5rem 0;
  flex-wrap: wrap;
  position: relative;
}

.hero-stat {
  text-align: center;
}

.hero-stat .value {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--sun-gold);
  display: block;
}

.hero-stat .label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-cta {
  display: inline-block;
  background-color: var(--sun-gold);
  color: var(--night-sky);
  padding: 1.1rem 2.5rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1.05rem;
  position: relative;
  transition: var(--transition);
}

.hero-cta:hover {
  background-color: var(--sun-amber);
  color: var(--night-sky);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(245, 166, 35, 0.35);
}

@media (max-width: 768px) {
  .hero {
    padding: 5rem 5% 8rem;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .hero-stats {
    gap: 1.5rem;
  }
}

/* --- Calculator Section --- */
.calculator-section {
  background-color: var(--cream);
  padding: 5rem 5%;
  margin-top: -4rem;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  font-size: 2.2rem;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 0;
}

.calculator-wrapper {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

/* Inputs Panel */
.calc-inputs {
  background: white;
  border-radius: var(--radius-std);
  padding: 2.5rem;
  box-shadow: var(--shadow-subtle);
}

.calc-inputs h3 {
  font-size: 1.3rem;
  margin-top: 0;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.input-group {
  margin-bottom: 1.75rem;
}

.input-group label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
  margin-bottom: 0.6rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.input-group label span {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--terracotta);
}

input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--pale-sage);
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--sun-gold);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(245, 166, 35, 0.4);
  transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

input[type="range"]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--sun-gold);
  cursor: pointer;
  border: none;
}

.range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--pale-sage);
  border-radius: var(--radius-sm);
  background-color: white;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}

select:focus {
  border-color: var(--sun-gold);
}

/* Toggle buttons */
.toggle-group {
  display: flex;
  gap: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid var(--pale-sage);
}

.toggle-btn {
  flex: 1;
  padding: 0.65rem 0.5rem;
  border: none;
  background: white;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-secondary);
}

.toggle-btn.active {
  background-color: var(--sun-gold);
  color: white;
  font-weight: 600;
}

.toggle-btn:hover:not(.active) {
  background-color: var(--desert-sand);
}

/* Results Panel */
.calc-results {
  background: var(--night-sky);
  border-radius: var(--radius-std);
  padding: 2.5rem;
  color: var(--text-light);
  position: sticky;
  top: calc(var(--nav-height) + 1rem);
}

.calc-results h3 {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-top: 0;
  margin-bottom: 2rem;
}

.result-primary {
  background: rgba(245, 166, 35, 0.1);
  border: 1px solid rgba(245, 166, 35, 0.25);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

.result-primary .result-value {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--sun-gold);
  line-height: 1;
}

.result-primary .result-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.4rem;
}

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.result-item {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.result-item .val {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--sun-gold);
  display: block;
}

.result-item .lbl {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Payback bar */
.payback-section {
  margin-bottom: 1.5rem;
}

.payback-section .payback-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.payback-section .payback-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.payback-section .payback-years {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--sun-gold);
}

.payback-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.payback-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--sage), var(--sun-gold));
  border-radius: 4px;
  transition: width 0.6s ease;
}

.result-cta {
  display: block;
  background-color: var(--sun-gold);
  color: var(--night-sky);
  text-align: center;
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  margin-top: 1.5rem;
  transition: var(--transition);
}

.result-cta:hover {
  background-color: var(--sun-amber);
  color: var(--night-sky);
  transform: translateY(-2px);
}

@media (max-width: 900px) {
  .calculator-wrapper {
    grid-template-columns: 1fr;
  }

  .calc-results {
    position: static;
  }
}

/* --- Financing Comparison Section --- */
.financing-section {
  background-color: var(--desert-sand);
  padding: 5rem 5%;
}

.financing-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.financing-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 2.5rem;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid var(--pale-sage);
  background: white;
  width: fit-content;
}

.fin-tab {
  padding: 0.75rem 1.5rem;
  border: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
}

.fin-tab.active {
  background-color: var(--sun-gold);
  color: white;
  font-weight: 600;
}

.fin-tab:hover:not(.active) {
  background-color: var(--pale-sage);
}

.fin-panel {
  display: none;
}

.fin-panel.active {
  display: block;
}

/* Side-by-side comparison */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.comparison-card {
  background: white;
  border-radius: var(--radius-std);
  padding: 2rem;
  box-shadow: var(--shadow-subtle);
  text-align: center;
}

.comparison-card.featured {
  border: 2px solid var(--sun-gold);
  transform: scale(1.03);
}

.comparison-card h4 {
  font-size: 1.3rem;
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.comparison-card .big-val {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--terracotta);
  margin: 1rem 0 0.25rem;
}

.comparison-card .big-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
}

.comparison-card ul {
  list-style: none;
  padding: 0;
  text-align: left;
  margin-bottom: 0;
}

.comparison-card ul li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--pale-sage);
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  gap: 0.5rem;
}

.comparison-card ul li:last-child {
  border-bottom: none;
}

.comparison-card ul li::before {
  content: '✓';
  color: var(--sage);
  font-weight: 700;
  flex-shrink: 0;
}

/* Loan Customizer */
.loan-customizer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.loan-inputs {
  background: white;
  border-radius: var(--radius-std);
  padding: 2.5rem;
  box-shadow: var(--shadow-subtle);
}

.loan-inputs h4 {
  margin-top: 0;
  margin-bottom: 2rem;
}

.loan-results {
  background: var(--night-sky);
  border-radius: var(--radius-std);
  padding: 2.5rem;
  color: var(--text-light);
}

.loan-results h4 {
  color: var(--text-light);
  margin-top: 0;
  margin-bottom: 1.5rem;
}

.loan-result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.95rem;
}

.loan-result-row:last-child {
  border-bottom: none;
}

.loan-result-row .row-label {
  color: var(--text-muted);
}

.loan-result-row .row-val {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--sun-gold);
}

/* Chart Panel */
.chart-panel {
  background: white;
  border-radius: var(--radius-std);
  padding: 2.5rem;
  box-shadow: var(--shadow-subtle);
}

.chart-panel h4 {
  margin-top: 0;
  margin-bottom: 1.5rem;
}

canvas#savingsChart {
  width: 100% !important;
  max-height: 380px;
}

.chart-legend {
  display: flex;
  gap: 2rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .comparison-card.featured {
    transform: none;
  }

  .loan-customizer {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .financing-tabs {
    width: 100%;
  }

  .fin-tab {
    flex: 1;
    font-size: 0.8rem;
    padding: 0.65rem 0.75rem;
  }
}

/* --- Lead Capture Form Section --- */
.lead-section {
  background: var(--night-sky);
  padding: 6rem 5%;
}

.lead-inner {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: center;
}

.lead-copy h2 {
  color: var(--text-light);
  margin-top: 0;
  font-size: 2.2rem;
}

.lead-copy p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.savings-badge {
  background: rgba(245, 166, 35, 0.12);
  border: 1px solid rgba(245, 166, 35, 0.3);
  border-radius: var(--radius-std);
  padding: 1.25rem 1.5rem;
  text-align: center;
}

.savings-badge .badge-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--sun-gold);
  display: block;
}

.savings-badge .badge-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.lead-form {
  background: white;
  border-radius: var(--radius-std);
  padding: 2.5rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.lead-form h3 {
  margin-top: 0;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--pale-sage);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: white;
  outline: none;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--sun-gold);
}

.form-group input.error,
.form-group select.error {
  border-color: var(--terracotta);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  background-color: var(--sun-gold);
  color: var(--night-sky);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 0.5rem;
}

.form-submit:hover {
  background-color: var(--sun-amber);
  transform: translateY(-2px);
}

.form-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}

.form-success.show {
  display: block;
}

.form-success .check {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.form-success h4 {
  color: var(--sage);
  margin-bottom: 0.5rem;
}

.form-error-msg {
  color: var(--terracotta);
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

@media (max-width: 900px) {
  .lead-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .lead-copy {
    text-align: center;
  }
}

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