/* ============================================
   Dog Food Diagnosis Quiz
   ============================================ */

.wlpc-diag {
  max-width: 680px;
  margin: 0 auto;
  padding: 0;
}

/* --- Progress Bar --- */
.wlpc-diag-progress {
  height: 4px;
  background: var(--color-border-light);
  border-radius: 2px;
  margin-bottom: 32px;
  overflow: hidden;
}

.wlpc-diag-progress-bar {
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 0.4s ease;
}

/* --- Steps --- */
.wlpc-diag-step {
  display: none;
}

.wlpc-diag-step.is-active {
  display: block;
  animation: wlpcFadeIn 0.35s ease;
}

@keyframes wlpcFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- Intro --- */
.wlpc-diag-intro {
  text-align: center;
  padding: 48px 24px;
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.wlpc-diag-intro-icon {
  display: block;
  font-size: 56px;
  margin-bottom: 16px;
  line-height: 1;
}

.wlpc-diag-intro-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.wlpc-diag-intro-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: 8px;
  line-height: 1.7;
}

.wlpc-diag-intro-time {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.wlpc-diag-start-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 48px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: var(--font-size-base);
  font-weight: 700;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.wlpc-diag-start-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* --- Question --- */
.wlpc-diag-question {
  text-align: center;
  margin-bottom: 24px;
}

.wlpc-diag-q-num {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.wlpc-diag-q-total {
  font-weight: 400;
  color: var(--color-text-muted);
}

.wlpc-diag-q-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
}

.wlpc-diag-q-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* --- Options --- */
.wlpc-diag-options {
  display: grid;
  gap: 10px;
}

.wlpc-diag-options--single {
  grid-template-columns: 1fr;
}

.wlpc-diag-options--multi {
  grid-template-columns: repeat(2, 1fr);
}

.wlpc-diag-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--color-bg-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
  font-family: var(--font-family);
  box-shadow: var(--shadow-sm);
}

.wlpc-diag-option:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.wlpc-diag-option.is-selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.wlpc-diag-option-icon {
  font-size: 28px;
  line-height: 1;
  flex-shrink: 0;
}

.wlpc-diag-option-label {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-secondary);
  flex: 1;
}

.wlpc-diag-option-sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* --- Navigation --- */
.wlpc-diag-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 20px;
}

.wlpc-diag-next-btn {
  padding: 12px 40px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: var(--font-size-sm);
  font-weight: 700;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.2s;
}

.wlpc-diag-next-btn:hover {
  background: var(--color-primary-dark);
}

.wlpc-diag-skip {
  padding: 12px 24px;
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.15s;
}

.wlpc-diag-skip:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

/* --- Loading --- */
.wlpc-diag-loading {
  text-align: center;
  padding: 80px 24px;
}

.wlpc-diag-loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-border-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: wlpcSpin 0.8s linear infinite;
  margin: 0 auto 24px;
}

@keyframes wlpcSpin {
  to { transform: rotate(360deg); }
}

.wlpc-diag-loading-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --- Results --- */
.wlpc-diag-result {
  animation: wlpcFadeIn 0.5s ease;
}

/* Profile Card */
.wlpc-diag-profile-card {
  background: linear-gradient(135deg, #fff8f0 0%, #fff3e6 100%);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 28px;
}

.wlpc-diag-profile-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.wlpc-diag-profile-icon {
  font-size: 32px;
  line-height: 1;
}

.wlpc-diag-profile-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-secondary);
}

.wlpc-diag-criteria {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.wlpc-diag-criterion {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: var(--color-bg-white);
  border: 1px solid var(--color-primary);
  border-radius: 20px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary-dark);
}

.wlpc-diag-criterion::before {
  content: "\2713";
  font-weight: 700;
  color: var(--color-accent);
}

/* Products */
.wlpc-diag-products-header {
  margin-bottom: 16px;
}

.wlpc-diag-products-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-secondary);
}

.wlpc-diag-products {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

/* No products message */
.wlpc-diag-no-products {
  grid-column: 1 / -1;
  text-align: center;
  padding: 32px 16px;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* Diagnosis Card */
.wlpc-diag-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}

.wlpc-diag-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.wlpc-diag-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
  flex: 1;
}

.wlpc-diag-card-link:hover {
  color: inherit;
}

/* Badge */
.wlpc-diag-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 1;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.4;
}

.wlpc-diag-badge--tested {
  background: var(--color-accent);
  color: #fff;
}

.wlpc-diag-badge--recommend {
  background: var(--color-primary);
  color: #fff;
}

.wlpc-diag-badge--spec {
  background: var(--color-info);
  color: #fff;
}

/* Card Image */
.wlpc-diag-card-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg);
}

.wlpc-diag-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Card Body */
.wlpc-diag-card-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.wlpc-diag-card-brand {
  font-size: 11px;
  color: var(--color-text-muted);
}

.wlpc-diag-card-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}

.wlpc-diag-card-rating {
  margin: 2px 0;
}

.wlpc-diag-card-price {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-danger);
}

.wlpc-diag-card-tax {
  font-size: var(--font-size-xs);
  font-weight: 400;
  color: var(--color-text-muted);
}

.wlpc-diag-card-unit {
  font-size: 11px;
  color: var(--color-text-muted);
}

/* Tested Comment */
.wlpc-diag-card-comment {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding: 8px 10px;
  background: #f0faf0;
  border-radius: var(--radius-sm);
  font-size: 11px;
  color: var(--color-accent-dark);
  line-height: 1.5;
  margin-top: 4px;
}

.wlpc-diag-card-comment-icon {
  flex-shrink: 0;
  line-height: 1.4;
}

.wlpc-diag-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 4px;
}

/* Card Buttons */
.wlpc-diag-card-buttons {
  display: flex;
  gap: 4px;
  padding: 0 14px 14px;
}

/* --- Result CTA --- */
.wlpc-diag-result-cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.wlpc-diag-cta-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 40px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50px;
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
}

.wlpc-diag-cta-link:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.wlpc-diag-retry-btn {
  padding: 10px 24px;
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: var(--font-size-xs);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.15s;
}

.wlpc-diag-retry-btn:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

/* --- Responsive --- */
@media (max-width: 640px) {
  .wlpc-diag {
    padding: 0;
  }

  .wlpc-diag-intro {
    padding: 32px 16px;
  }

  .wlpc-diag-intro-title {
    font-size: var(--font-size-lg);
  }

  .wlpc-diag-options--multi {
    grid-template-columns: 1fr;
  }

  .wlpc-diag-option {
    padding: 12px 16px;
  }

  .wlpc-diag-option-icon {
    font-size: 24px;
  }

  .wlpc-diag-products {
    grid-template-columns: 1fr;
  }

  .wlpc-diag-q-title {
    font-size: var(--font-size-lg);
  }

  .wlpc-diag-profile-card {
    padding: 16px;
  }
}