/* ==========================================================================
   QUALITY INTERIORS — COMPONENT STYLES & INTERACTIVE UI ELEMENTS
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. MOBILE FULL-SCREEN NAVIGATION DRAWER
   -------------------------------------------------------------------------- */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  background-color: var(--color-charcoal-900);
  color: var(--color-white);
  z-index: 1040;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 5.5rem 2rem 2.5rem 2rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-smooth);
}

.mobile-nav-drawer.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-item {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  color: #DDD8D0;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-item:hover, .mobile-nav-item.active {
  color: var(--color-white);
  transform: translateX(6px);
}

.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.mobile-nav-contact {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--color-gray-400);
}

.mobile-nav-contact a {
  color: var(--color-beige-400);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   2. INTERACTIVE 3-STEP COST ESTIMATOR
   -------------------------------------------------------------------------- */
.estimator-section {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}

.estimator-wrapper {
  background-color: var(--color-offwhite-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-xs);
  padding: 3.5rem 3rem;
  box-shadow: var(--shadow-medium);
}

.estimator-steps-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-bottom: 3rem;
}

.estimator-step-indicator {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-gray-500);
}

.estimator-step-indicator.active {
  color: var(--color-charcoal-900);
}

.estimator-step-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  color: var(--color-charcoal-700);
}

.estimator-step-indicator.active .estimator-step-num {
  background-color: var(--color-charcoal-900);
  color: var(--color-white);
  border-color: var(--color-charcoal-900);
}

.estimator-step-indicator.completed .estimator-step-num {
  background-color: var(--color-wood-700);
  color: var(--color-white);
  border-color: var(--color-wood-700);
}

.estimator-grid-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.estimator-card-choice {
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--border-radius-xs);
  padding: 1.75rem 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.estimator-card-choice:hover {
  border-color: var(--color-taupe-500);
  transform: translateY(-3px);
}

.estimator-card-choice.selected {
  border-color: var(--color-charcoal-900);
  background-color: #FFFDF9;
  box-shadow: var(--shadow-subtle);
}

.estimator-card-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-offwhite-100);
  border-radius: var(--border-radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
}

.estimator-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-wood-700);
}

.estimator-card-choice h4 {
  font-size: 1.05rem;
  color: var(--color-charcoal-900);
}

.estimator-card-choice p {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  line-height: 1.4;
}

.estimator-result-card {
  background-color: var(--color-charcoal-900);
  color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--border-radius-xs);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-top: 2rem;
}

.estimator-result-price {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  color: var(--color-beige-400);
  line-height: 1.1;
  margin: 0.5rem 0 0.75rem 0;
}

.estimator-breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.85rem;
  color: #CCC7BF;
}

.estimator-breakdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.estimator-breakdown-item svg {
  width: 15px;
  height: 15px;
  stroke: var(--color-wood-700);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   3. MODAL / DIALOG & LIGHTBOX
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(18, 18, 18, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.modal-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background-color: var(--color-white);
  border-radius: var(--border-radius-xs);
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-floating);
  transform: scale(0.96) translateY(15px);
  transition: transform var(--transition-smooth);
}

.modal-overlay.is-active .modal-container {
  transform: scale(1) translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 38px;
  height: 38px;
  background-color: var(--color-offwhite-100);
  border: 1px solid var(--color-gray-200);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-charcoal-900);
  z-index: 10;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--color-charcoal-900);
  color: var(--color-white);
}

.modal-close-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.modal-body {
  padding: 2.5rem;
}

.modal-project-media {
  aspect-ratio: 16 / 9;
  border-radius: var(--border-radius-xs);
  overflow: hidden;
  margin-bottom: 2rem;
  background-color: var(--color-beige-300);
}

.modal-project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-project-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr;
  gap: 2.5rem;
}

.modal-spec-box {
  background-color: var(--color-offwhite-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-xs);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-spec-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.modal-spec-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-wood-700);
}

.modal-spec-val {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-charcoal-900);
}

/* Success Modal */
.modal-success-content {
  text-align: center;
  padding: 3.5rem 2.5rem;
}

.modal-success-icon {
  width: 68px;
  height: 68px;
  background-color: #F0F9F3;
  border: 2px solid #34A853;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.modal-success-icon svg {
  width: 32px;
  height: 32px;
  stroke: #34A853;
}

.modal-success-content h3 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.modal-success-content p {
  color: var(--color-charcoal-600);
  max-width: 480px;
  margin: 0 auto 2rem auto;
}

/* --------------------------------------------------------------------------
   4. SCROLL REVEAL ANIMATIONS
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }
.reveal-delay-5 { transition-delay: 500ms; }

/* --------------------------------------------------------------------------
   5. RESPONSIVE COMPONENT ADJUSTMENTS
   -------------------------------------------------------------------------- */
@media (max-width: 991px) {
  .estimator-grid-options {
    grid-template-columns: repeat(2, 1fr);
  }

  .estimator-result-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 1.5rem;
  }

  .modal-project-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 767px) {
  .estimator-wrapper {
    padding: 2rem 1.25rem;
  }

  .estimator-steps-nav {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }

  .estimator-grid-options {
    grid-template-columns: 1fr;
  }

  .modal-body {
    padding: 1.5rem;
  }
}