/* ==========================================================================
   SOLAR WALLAH - HOMEPAGE & SPECIALIZED SECTION STYLES
   ========================================================================== */

/* Hero Section */
.hero-section {
  padding-top: clamp(40px, 6vw, 70px);
  padding-bottom: clamp(60px, 8vw, 90px);
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.95fr;
    gap: 56px;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  margin-bottom: 20px;
  color: var(--color-primary);
}

.hero-title .highlight {
  color: var(--color-accent);
  position: relative;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  width: 100%;
}

@media (max-width: 480px) {
  .hero-ctas .btn {
    width: 100%;
  }
}

.hero-trust-micro {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-subtle);
  flex-wrap: wrap;
}

.hero-trust-micro .separator {
  color: var(--color-accent);
}

/* Hero Visual Box */
.hero-visual-wrapper {
  position: relative;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--color-bg-alt);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.hero-image-frame picture {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-image-frame img {
  width: 100%;
  height: clamp(340px, 45vw, 480px);
  object-fit: cover;
  display: block;
}

/* Subtle Technical Overlays */
.hero-tag-badge {
  position: absolute;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(11, 27, 61, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 2;
  animation: floatSlow 4s ease-in-out infinite alternate;
}

.hero-tag-badge.badge-top-left {
  top: 20px;
  left: 20px;
}

.hero-tag-badge.badge-bottom-right {
  bottom: 24px;
  right: 20px;
  animation-delay: 2s;
}

@keyframes floatSlow {
  0% { transform: translateY(0); }
  100% { transform: translateY(-6px); }
}

.hero-tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

.hero-tag-dot.green {
  background-color: var(--color-success);
}

/* ==========================================================================
   Trust Bar (Immediately below hero)
   ========================================================================== */
.trust-bar-section {
  padding: 20px 0 40px;
  border-bottom: 1px solid var(--color-border);
  background-color: #FFFFFF;
}

.trust-bar-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 580px) {
  .trust-bar-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .trust-bar-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.trust-item:hover {
  transform: translateY(-2px);
  border-color: rgba(229, 138, 0, 0.3);
}

.trust-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.trust-item-content h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.trust-item-content p {
  font-size: 0.825rem;
  line-height: 1.4;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Solar Calculator Component
   ========================================================================== */
.calculator-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.calc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  width: 100%;
  min-width: 0;
}

@media (min-width: 1024px) {
  .calc-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }
}

.calc-inputs-panel {
  padding: 16px 14px;
  border-bottom: 1px solid var(--color-border);
  box-sizing: border-box;
  min-width: 0;
  width: 100%;
  overflow: hidden;
}

@media (min-width: 480px) {
  .calc-inputs-panel {
    padding: 20px 18px;
  }
}

@media (min-width: 640px) {
  .calc-inputs-panel {
    padding: 28px 24px;
  }
}

@media (min-width: 1024px) {
  .calc-inputs-panel {
    padding: 36px 40px;
    border-bottom: none;
    border-right: 1px solid var(--color-border);
  }
}

.calc-results-panel {
  padding: 16px 14px;
  background: linear-gradient(180deg, #F8FAFC 0%, #EEF2F9 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  min-width: 0;
  width: 100%;
  overflow: hidden;
}

@media (min-width: 480px) {
  .calc-results-panel {
    padding: 20px 18px;
  }
}

@media (min-width: 640px) {
  .calc-results-panel {
    padding: 28px 24px;
  }
}

@media (min-width: 1024px) {
  .calc-results-panel {
    padding: 36px 40px;
  }
}

/* Bill Range Slider */
.bill-display-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  min-width: 0;
  width: 100%;
}

.bill-amount-display {
  font-size: clamp(1.25rem, 4.8vw, 1.85rem);
  font-weight: 800;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  letter-spacing: -0.02em;
}

.bill-amount-display span {
  color: var(--color-accent);
}

.calc-slider-wrapper {
  margin-bottom: 22px;
}

.calc-range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #E2E8F0;
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
}

.calc-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: transform 0.15s ease;
}

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

.calc-range-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-subtle);
  margin-top: 8px;
}

/* Property Type Chips */
.property-type-chips {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}

@media (min-width: 520px) {
  .property-type-chips {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }
}

.chip-label {
  cursor: pointer;
}

.chip-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.chip-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 6px;
  background-color: var(--color-bg-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  text-align: center;
}

.chip-label input[type="radio"]:checked + .chip-box {
  background-color: #FFFFFF;
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(11, 27, 61, 0.08);
}

/* Results Grid */
.calc-results-header {
  margin-bottom: 20px;
}

.calc-results-header .result-lead-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-accent-light);
  color: #92400E;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.recommended-kw-display {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.recommended-kw-display .kw-val {
  font-size: clamp(2.2rem, 7vw, 3rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.recommended-kw-display .kw-unit {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-accent);
}

.results-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 20px;
  width: 100%;
}

@media (min-width: 480px) {
  .results-metrics-grid {
    gap: 12px;
  }
}

@media (min-width: 640px) {
  .results-metrics-grid {
    gap: 14px;
    margin-bottom: 24px;
  }
}

.result-metric-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 10px 10px;
  border: 1px solid var(--color-border);
  min-width: 0;
  overflow: hidden;
  box-sizing: border-box;
}

@media (min-width: 480px) {
  .result-metric-card {
    padding: 12px 14px;
  }
}

.result-metric-label {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--color-text-subtle);
  margin-bottom: 4px;
  line-height: 1.35;
  display: block;
}

.result-metric-val {
  font-size: clamp(0.95rem, 3.4vw, 1.35rem);
  font-weight: 800;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.subsidy-highlight-card {
  background: rgba(37, 211, 102, 0.08);
  border: 1.5px dashed rgba(37, 211, 102, 0.4);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
}

@media (min-width: 600px) {
  .subsidy-highlight-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
  }
}

.subsidy-highlight-card .subsidy-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #065F46;
}

.subsidy-highlight-card .subsidy-amount {
  font-size: clamp(1.1rem, 4vw, 1.35rem);
  font-weight: 800;
  color: #047857;
  white-space: normal;
  word-break: break-word;
}

.calc-disclaimer {
  font-size: 0.725rem;
  color: var(--color-text-subtle);
  line-height: 1.5;
  margin-top: 14px;
}

/* ==========================================================================
   How It Works 6-Step Timeline
   ========================================================================== */
.timeline-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  position: relative;
}

@media (min-width: 768px) {
  .timeline-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .timeline-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

.step-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(229, 138, 0, 0.3);
}

.step-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.85;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}

.step-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.875rem;
  line-height: 1.6;
}

/* ==========================================================================
   System Size Cards (1kW, 2kW, 3kW, 5kW, 10kW+)
   ========================================================================== */
.size-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .size-cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .size-cards-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
  }
}

.size-card {
  background-color: #FFFFFF;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
}

.size-card.popular {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.size-card-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-accent);
  color: #0B1B3D;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  white-space: nowrap;
}

.size-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-hover);
}

.size-card-kw {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.size-card-kw span {
  font-size: 1rem;
  color: var(--color-accent);
}

.size-card-suitable {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-subtle);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.size-card-specs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.size-card-specs li {
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.size-card-specs svg {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==========================================================================
   Project Cards Showcase
   ========================================================================== */
.project-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.project-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
  background-color: var(--color-bg-alt);
}

.project-card-image picture {
  display: block;
  width: 100%;
  height: 100%;
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-card-image img {
  transform: scale(1.05);
}

.project-card-badges {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
}

.project-card-body {
  padding: 24px;
}

.project-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.project-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--color-text-subtle);
  margin-bottom: 12px;
}

.project-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   City Cards Grid
   ========================================================================== */
.cities-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .cities-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .cities-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.cities-grid .card-bezel {
  min-width: 0;
  max-width: 100%;
}

.cities-grid .card-bezel-inner {
  padding: 22px 18px;
  min-width: 0;
  max-width: 100%;
  overflow-wrap: break-word;
}

.cities-grid .btn {
  white-space: normal;
  text-align: center;
  justify-content: center;
  line-height: 1.35;
  padding: 10px 14px;
}

.city-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
}

.city-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-hover);
}

.city-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.city-card-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.city-card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  color: #92400E;
  background-color: var(--color-accent-light);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.city-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.city-card-action {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast);
}

.city-card:hover .city-card-action {
  color: var(--color-accent);
}

/* ==========================================================================
   Subsidy Callout Section
   ========================================================================== */
.subsidy-box {
  background: linear-gradient(135deg, #0B1B3D 0%, #162E61 100%);
  border-radius: var(--radius-xl);
  padding: clamp(32px, 6vw, 56px);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.subsidy-box h2, .subsidy-box h3 {
  color: #FFFFFF;
}

.subsidy-box p {
  color: #CBD5E1;
}

.subsidy-steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin: 36px 0;
}

@media (min-width: 640px) {
  .subsidy-steps-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .subsidy-steps-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.subsidy-step-card {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 20px;
  backdrop-filter: blur(8px);
}

.subsidy-step-num {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.subsidy-step-card h4 {
  color: #FFFFFF;
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.subsidy-step-card p {
  font-size: 0.8rem;
  line-height: 1.5;
  color: #94A3B8;
}

.subsidy-disclaimer-note {
  font-size: 0.8rem;
  color: #94A3B8;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 20px;
  margin-top: 24px;
}