/**
 * RevoBin - Clean-Tech Scrap Recycling & Marketplace Platform
 * Reusable UI Component Library
 */

/* ==========================================================
   1. BUTTON SYSTEM
   ========================================================== */
.btn-primary-rb {
  background-color: var(--rb-primary);
  color: #FFFFFF !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 12px 24px;
  border-radius: var(--rb-radius-pill);
  border: 1px solid var(--rb-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all var(--rb-transition);
  box-shadow: 0 4px 14px rgba(7, 91, 54, 0.25);
  cursor: pointer;
  text-decoration: none;
}
.btn-primary-rb:hover {
  background-color: var(--rb-primary-dark);
  border-color: var(--rb-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(7, 91, 54, 0.35);
}
.btn-primary-rb i {
  transition: transform var(--rb-transition-fast);
}
.btn-primary-rb:hover i {
  transform: translateX(4px);
}

.btn-accent-rb {
  background-color: var(--rb-accent);
  color: var(--rb-charcoal) !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 12px 24px;
  border-radius: var(--rb-radius-pill);
  border: 1px solid var(--rb-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all var(--rb-transition);
  box-shadow: 0 4px 14px rgba(131, 214, 0, 0.35);
  cursor: pointer;
}
.btn-accent-rb:hover {
  background-color: var(--rb-accent-hover);
  border-color: var(--rb-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(131, 214, 0, 0.45);
}
.btn-accent-rb i {
  transition: transform var(--rb-transition-fast);
}
.btn-accent-rb:hover i {
  transform: translateX(4px);
}

.btn-outline-rb {
  background-color: transparent;
  color: var(--rb-primary) !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 11px 22px;
  border-radius: var(--rb-radius-pill);
  border: 2px solid var(--rb-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--rb-transition);
  cursor: pointer;
}
.btn-outline-rb:hover {
  background-color: var(--rb-primary);
  color: #FFFFFF !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(7, 91, 54, 0.2);
}

.btn-outline-white {
  background-color: transparent;
  color: #FFFFFF !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 11px 22px;
  border-radius: var(--rb-radius-pill);
  border: 2px solid rgba(255, 255, 255, 0.7);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--rb-transition);
}
.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: var(--rb-charcoal) !important;
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-dark-rb {
  background-color: var(--rb-charcoal);
  color: #FFFFFF !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 12px 24px;
  border-radius: var(--rb-radius-pill);
  border: 1px solid var(--rb-charcoal);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--rb-transition);
}
.btn-dark-rb:hover {
  background-color: #232E27;
  transform: translateY(-2px);
}

.btn-lg-rb {
  padding: 15px 30px;
  font-size: 1.05rem;
}

.btn-sm-rb {
  padding: 7px 16px;
  font-size: 0.8125rem;
}

/* ==========================================================
   2. CARD SYSTEM
   ========================================================== */
.rb-card {
  background: var(--rb-surface-card);
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-lg);
  padding: 28px;
  transition: transform var(--rb-transition), box-shadow var(--rb-transition), border-color var(--rb-transition);
  height: 100%;
  position: relative;
}
.rb-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--rb-shadow-lg);
  border-color: rgba(7, 91, 54, 0.3);
}

/* Category Card */
.card-category {
  background: #FFFFFF;
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-lg);
  overflow: hidden;
  transition: all var(--rb-transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.card-category:hover {
  transform: translateY(-6px);
  box-shadow: var(--rb-shadow-lg);
  border-color: var(--rb-accent);
}
.card-category-img-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
  background-color: #121814;
}
.card-category-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--rb-transition-smooth);
}
.card-category:hover .card-category-img {
  transform: scale(1.05);
}
.card-category-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(7, 91, 54, 0.9);
  backdrop-filter: blur(8px);
  color: var(--rb-accent);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--rb-radius-pill);
  border: 1px solid rgba(131, 214, 0, 0.3);
}
.card-category-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.card-category-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.card-category-rate {
  font-family: var(--font-display);
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--rb-primary);
  background: var(--rb-surface-light);
  padding: 6px 12px;
  border-radius: var(--rb-radius-sm);
  display: inline-block;
  margin-bottom: 12px;
}
.card-category-desc {
  font-size: 0.875rem;
  color: var(--rb-text-muted);
  flex-grow: 1;
  margin-bottom: 16px;
}

/* Feature & Benefit Card */
.card-feature {
  background: #FFFFFF;
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-lg);
  padding: 32px 28px;
  transition: all var(--rb-transition);
  height: 100%;
}
.card-feature:hover {
  transform: translateY(-5px);
  box-shadow: var(--rb-shadow-lg);
  border-color: var(--rb-primary);
}
.feature-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--rb-surface-alt);
  color: var(--rb-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 20px;
  transition: all var(--rb-transition);
}
.card-feature:hover .feature-icon-box {
  background: var(--rb-primary);
  color: var(--rb-accent);
}

/* Dark Feature Card (for B2B / Industrial) */
.card-dark-feature {
  background: var(--rb-dark-surface);
  border: 1px solid var(--rb-border-dark);
  border-radius: var(--rb-radius-lg);
  padding: 30px;
  height: 100%;
  transition: all var(--rb-transition);
}
.card-dark-feature:hover {
  border-color: var(--rb-accent);
  transform: translateY(-5px);
  box-shadow: 0 16px 36px rgba(0,0,0,0.3);
}
.card-dark-feature h4 {
  color: #FFFFFF;
  margin-bottom: 10px;
}
.card-dark-feature p {
  color: #A4B6AB;
  font-size: 0.925rem;
  margin: 0;
}

/* ==========================================================
   3. ESTIMATOR WIDGET (Hero Quick Estimator & Calculator)
   ========================================================== */
.card-estimator {
  background: #FFFFFF;
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-xl);
  padding: 32px;
  box-shadow: var(--rb-shadow-lg);
  position: relative;
  z-index: 10;
}

.estimator-header {
  border-bottom: 1px solid var(--rb-border);
  padding-bottom: 18px;
  margin-bottom: 22px;
}
.estimator-badge {
  background: var(--rb-accent-soft);
  color: var(--rb-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--rb-radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.form-label-rb {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--rb-text-main);
  margin-bottom: 6px;
  display: block;
}

.form-control-rb,
.form-select-rb {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.9375rem;
  font-family: var(--font-body);
  color: var(--rb-text-main);
  background-color: var(--rb-surface-light);
  border: 1.5px solid var(--rb-border);
  border-radius: var(--rb-radius-md);
  transition: all var(--rb-transition-fast);
}

.form-control-rb:focus,
.form-select-rb:focus {
  background-color: #FFFFFF;
  border-color: var(--rb-primary);
  box-shadow: 0 0 0 4px rgba(7, 91, 54, 0.12);
  outline: none;
}

.estimate-result-box {
  background: linear-gradient(135deg, var(--rb-surface-alt) 0%, #E2EFE7 100%);
  border: 1.5px dashed var(--rb-primary);
  border-radius: var(--rb-radius-md);
  padding: 18px;
  text-align: center;
  margin-top: 18px;
}
.estimate-amount {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--rb-primary);
  margin-top: 4px;
}
.estimate-disclaimer {
  font-size: 0.75rem;
  color: var(--rb-text-muted);
  margin-top: 6px;
  line-height: 1.35;
}

/* ==========================================================
   4. STEP PROCESS / CONNECTED TIMELINE
   ========================================================== */
.process-timeline {
  position: relative;
}

.step-card {
  background: #FFFFFF;
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-lg);
  padding: 26px 20px;
  text-align: center;
  position: relative;
  transition: all var(--rb-transition);
  height: 100%;
}
.step-card:hover {
  transform: translateY(-6px);
  border-color: var(--rb-primary);
  box-shadow: var(--rb-shadow-md);
}

.step-number-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  background: var(--rb-primary);
  color: var(--rb-accent);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(7, 91, 54, 0.3);
}

.step-icon-img {
  width: 64px;
  height: 64px;
  margin: 12px auto 16px auto;
  display: block;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.8125rem;
  color: var(--rb-text-muted);
  line-height: 1.4;
  margin: 0;
}

/* ==========================================================
   5. TRUST METRICS / STATS COUNTERS
   ========================================================== */
.metric-box {
  text-align: center;
  padding: 24px 16px;
}
.metric-number {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--rb-primary);
  line-height: 1;
  margin-bottom: 8px;
}
.metric-number.text-accent {
  color: var(--rb-accent);
}
.metric-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--rb-text-muted);
  margin: 0;
}

/* ==========================================================
   6. SUSTAINABILITY & IMPACT BADGES
   ========================================================== */
.impact-stat-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--rb-radius-lg);
  padding: 24px;
  backdrop-filter: blur(10px);
  text-align: center;
}
.impact-icon {
  font-size: 2rem;
  color: var(--rb-accent);
  margin-bottom: 12px;
}
.impact-value {
  font-size: 2rem;
  font-weight: 800;
  color: #FFFFFF;
  font-family: var(--font-display);
  margin-bottom: 4px;
}
.impact-title {
  font-size: 0.875rem;
  color: #C1D4C8;
  margin: 0;
}

/* ==========================================================
   7. PINCODE SERVICEABILITY CHECKER
   ========================================================== */
.pincode-checker-box {
  background: #FFFFFF;
  border-radius: var(--rb-radius-lg);
  padding: 32px;
  border: 1px solid var(--rb-border);
  box-shadow: var(--rb-shadow-md);
}

.pincode-input-group {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.pincode-status-alert {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--rb-radius-md);
  font-size: 0.875rem;
  display: none;
}

/* ==========================================================
   8. TESTIMONIAL & TRUST CARDS
   ========================================================== */
.testimonial-card {
  background: #FFFFFF;
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-lg);
  padding: 30px;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: var(--rb-shadow-sm);
  transition: all var(--rb-transition);
}
.testimonial-card:hover {
  box-shadow: var(--rb-shadow-lg);
  transform: translateY(-4px);
}
.testimonial-stars {
  color: #F59E0B;
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.testimonial-text {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--rb-text-main);
  flex-grow: 1;
  margin-bottom: 20px;
  line-height: 1.6;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--rb-primary);
  color: var(--rb-accent);
  font-family: var(--font-display);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.author-name {
  font-weight: 700;
  font-size: 0.925rem;
  margin-bottom: 2px;
}
.author-role {
  font-size: 0.775rem;
  color: var(--rb-text-muted);
  margin: 0;
}

/* ==========================================================
   9. ACCORDION (Modern FAQ)
   ========================================================== */
.accordion-rb .accordion-item {
  border: 1px solid var(--rb-border);
  border-radius: var(--rb-radius-md) !important;
  margin-bottom: 12px;
  overflow: hidden;
  background: #FFFFFF;
}
.accordion-rb .accordion-button {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.025rem;
  color: var(--rb-text-main);
  padding: 18px 24px;
  background-color: #FFFFFF;
  box-shadow: none;
}
.accordion-rb .accordion-button:not(.collapsed) {
  color: var(--rb-primary);
  background-color: var(--rb-surface-light);
}
.accordion-rb .accordion-button::after {
  background-size: 1rem;
}
.accordion-rb .accordion-body {
  padding: 18px 24px;
  font-size: 0.9375rem;
  color: var(--rb-text-muted);
  line-height: 1.6;
}

/* ==========================================================
   10. FLOATING ACTION BUTTONS
   ========================================================== */
.floating-actions {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1010;
}

.floating-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  color: #FFFFFF !important;
  box-shadow: var(--rb-shadow-lg);
  transition: transform var(--rb-transition), box-shadow var(--rb-transition);
  cursor: pointer;
  position: relative;
}
.floating-btn:hover {
  transform: scale(1.1);
}
.floating-btn.btn-whatsapp {
  background-color: #25D366;
}
.floating-btn.btn-call {
  background-color: var(--rb-primary);
}

.floating-btn-tooltip {
  position: absolute;
  right: 62px;
  background: var(--rb-charcoal);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--rb-radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--rb-transition-fast);
}
.floating-btn:hover .floating-btn-tooltip {
  opacity: 1;
}

/* ==========================================================
   11. FOOTER
   ========================================================== */
.site-footer {
  background-color: var(--rb-charcoal);
  color: #D3DFD7;
  padding: 80px 0 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 12px;
}
.footer-links a {
  color: #9FB3A7;
  font-size: 0.9rem;
  transition: all var(--rb-transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover {
  color: var(--rb-accent);
  transform: translateX(4px);
}
.footer-bottom {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8125rem;
  color: #7D9185;
}