/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  font-family: inherit;
  line-height: 1.25;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--secondary {
  background: var(--color-white);
  border-color: rgba(31, 61, 43, 0.22);
  color: var(--color-primary);
}

.btn--secondary:hover {
  background: rgba(31, 61, 43, 0.05);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Koyu yeşil zemin üzerinde birincil buton (beyaz zemin) */
.stats-band .btn--primary,
.bg-primary .btn--primary {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.stats-band .btn--primary:hover,
.bg-primary .btn--primary:hover {
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-primary);
}

.btn--outline {
  background: transparent;
  border-color: rgba(43, 46, 51, 0.25);
  color: var(--color-ink);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--accent-outline {
  background: rgba(62, 142, 92, 0.1);
  border-color: var(--color-accent);
  color: var(--color-primary);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn--block {
  width: 100%;
}

.btn svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

/* Product & category cards */
.lift-card {
  transition: transform var(--transition-base), border-color var(--transition-fast), box-shadow var(--transition-fast);
  will-change: transform;
}

.lift-card:hover {
  transform: translateY(-3px);
  border-color: rgba(31, 61, 43, 0.35);
  box-shadow: var(--shadow-card-hover);
}

.product-card {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.product-card__image {
  aspect-ratio: 4 / 3;
  background: var(--color-bg);
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1rem;
  transition: transform 500ms ease;
}

.lift-card:hover .product-card__image img {
  transform: scale(1.03);
}

.product-card__body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-card__model {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(43, 46, 51, 0.55);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.35;
  margin: 0 0 0.375rem;
  text-decoration: none;
}

.product-card__title:hover {
  text-decoration: underline;
}

.product-card__summary {
  font-size: 0.875rem;
  color: rgba(43, 46, 51, 0.7);
  line-height: 1.6;
  margin: 0 0 1.25rem;
  flex: 1;
}

.product-card__actions {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
}

.product-card__actions .btn {
  flex: 1;
  padding: 0.5rem 0.75rem;
}

/* Category cards */
.category-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border-color);
  border: 1px solid var(--border-color);
}

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

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

.category-card {
  background: var(--color-white);
  padding: 2rem;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-fast);
}

.category-card:hover {
  background: var(--color-bg);
}

.category-card__icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(31, 61, 43, 0.15);
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.category-card:hover .category-card__icon {
  background: var(--color-primary);
  color: var(--color-white);
}

.category-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.5rem;
}

.category-card__desc {
  font-size: 0.875rem;
  color: rgba(43, 46, 51, 0.7);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.category-card__footer {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
}

/* Spec table */
.spec-table-wrap {
  background: var(--color-white);
  border: 1px solid var(--border-color-strong);
  overflow-x: auto;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.spec-table th,
.spec-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  font-weight: 600;
  color: var(--color-primary);
  width: 50%;
  border-right: 1px solid var(--border-color);
}

.spec-table td {
  color: rgba(43, 46, 51, 0.85);
}

.spec-table tr:nth-child(even) {
  background: var(--color-bg);
}

/* Accordion (FAQ) */
.accordion {
  border: 1px solid var(--border-color-strong);
  background: var(--color-white);
}

.accordion__item {
  border-bottom: 1px solid var(--border-color);
}

.accordion__item:last-child {
  border-bottom: none;
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  text-align: left;
  overflow-wrap: anywhere;
}

.accordion__trigger:hover {
  background: rgba(243, 244, 245, 0.5);
}

.accordion__icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.accordion__item.is-open .accordion__icon {
  transform: rotate(180deg);
}

.accordion__content {
  display: none;
  padding: 0 1.25rem 1rem;
  font-size: 0.875rem;
  color: rgba(43, 46, 51, 0.8);
  line-height: 1.65;
}

.accordion__item.is-open .accordion__content {
  display: block;
}

/* Sector / usage grid */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border-color);
  border: 1px solid var(--border-color);
}

@media (min-width: 640px) {
  .sector-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .sector-grid { grid-template-columns: repeat(6, 1fr); }
}

.sector-item {
  background: var(--color-white);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
}

.sector-item__icon {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--color-primary);
}

.sector-item__label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-ink);
}

/* Cert badges */
.cert-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.75rem;
  font-size: 0.6875rem;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
}

.cert-badge--light {
  border-color: rgba(43, 46, 51, 0.15);
  color: rgba(43, 46, 51, 0.85);
}

/* WhatsApp pulse — fixed konum components.css'te kesinleştirilir (wa-pulse relative olmasın) */
a.whatsapp-btn.wa-pulse {
  position: fixed;
  left: auto;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 50;
}

@media (min-width: 640px) {
  a.whatsapp-btn.wa-pulse {
    right: 1.5rem;
    bottom: 1.5rem;
  }
}

.wa-pulse::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background: rgba(37, 211, 102, 0.45);
  animation: wa-ping 2.4s cubic-bezier(0, 0, 0.2, 1) infinite;
  z-index: -1;
}

@keyframes wa-ping {
  0% { transform: scale(1); opacity: 0.7; }
  80%, 100% { transform: scale(1.7); opacity: 0; }
}

.compare-flash {
  animation: cmp-flash 600ms ease-out;
}

@keyframes cmp-flash {
  0% { box-shadow: 0 0 0 0 rgba(62, 142, 92, 0); }
  40% { box-shadow: 0 0 0 6px rgba(62, 142, 92, 0.35); }
  100% { box-shadow: 0 0 0 0 rgba(62, 142, 92, 0); }
}

/* Chip / highlight tags */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  border: 1px solid rgba(43, 46, 51, 0.15);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: rgba(43, 46, 51, 0.8);
}

/* Image placeholder when file missing */
.img-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 12rem;
  background: var(--color-bg);
  color: rgba(43, 46, 51, 0.45);
  font-size: 0.8125rem;
  text-align: center;
  padding: 1rem;
}

.img-placeholder::after {
  content: 'ÜRÜN GÖRSELİ: buraya eklenecek';
}

/* Forms */
.form-card {
  background: var(--color-white);
  border: 1px solid var(--border-color-strong);
  padding: 1.5rem;
}

@media (min-width: 1024px) {
  .form-card { padding: 2.5rem; }
}

.form-grid {
  display: grid;
  gap: 1rem;
}

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

.form-grid .form-field--full { grid-column: 1 / -1; }

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(43, 46, 51, 0.7);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-family: inherit;
  border: 1px solid rgba(43, 46, 51, 0.2);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-ink);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.form-input.is-error,
.form-textarea.is-error {
  border-color: var(--color-error);
}

.form-error {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--color-error);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.875rem;
  color: rgba(43, 46, 51, 0.8);
  line-height: 1.6;
}

.form-checkbox input {
  margin-top: 0.125rem;
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary);
}

.product-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.5rem 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(31, 61, 43, 0.2);
  color: var(--color-primary);
  background: rgba(62, 142, 92, 0.1);
  border-radius: var(--radius-sm);
}

.product-tag button {
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(43, 46, 51, 0.6);
  padding: 0.125rem;
  line-height: 1;
}

.product-tag button:hover { color: var(--color-error); }

.product-tag--rich {
  padding: 0.25rem 0.5rem 0.25rem 0.25rem;
  gap: 0.5rem;
}

.product-tag__img {
  width: 40px;
  height: 32px;
  object-fit: contain;
  border-radius: 4px;
  background: var(--color-white);
  border: 1px solid rgba(43, 46, 51, 0.08);
}

.product-tag__text {
  max-width: 12rem;
  line-height: 1.3;
}

/* Compare table */
.compare-table-wrap {
  background: var(--color-white);
  border: 1px solid var(--border-color-strong);
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 36rem;
}

.compare-table th,
.compare-table td {
  padding: 1rem;
  vertical-align: top;
  border-left: 1px solid var(--border-color);
}

.compare-table thead th:first-child {
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  width: 11rem;
  border-left: none;
}

.compare-table tbody th {
  text-align: left;
  font-weight: 600;
  color: var(--color-primary);
  border-right: 1px solid var(--border-color);
  background: var(--color-white);
}

.compare-table tbody tr:nth-child(even) td,
.compare-table tbody tr:nth-child(even) th[scope="row"] {
  background: var(--color-bg);
}

.compare-table__product-img {
  aspect-ratio: 1;
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.compare-table__product-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.5rem;
  display: block;
}

.compare-table__remove {
  position: absolute;
  top: -0.25rem;
  right: -0.25rem;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--color-white);
  cursor: pointer;
  border-radius: var(--radius-sm);
  color: rgba(43, 46, 51, 0.6);
}

.compare-table__remove:hover {
  color: var(--color-error);
  border-color: var(--color-error);
}

.compare-table__head-cell {
  position: relative;
  min-width: 12.5rem;
  background: var(--color-white);
}

.compare-table__actions {
  vertical-align: top;
}

.compare-table__actions-inner {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.compare-table__remove-btn {
  margin-top: 0.25rem;
  color: rgba(43, 46, 51, 0.72);
}

.compare-table__remove-btn:hover {
  color: var(--color-error);
  border-color: var(--color-error);
  background: rgba(214, 59, 47, 0.05);
}

.empty-state {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  padding: 3rem 2rem;
  text-align: center;
}

.empty-state__icon {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(31, 61, 43, 0.15);
  color: var(--color-primary);
}

/* Content blocks */
.pillar-grid {
  display: grid;
  gap: 1px;
  background: var(--border-color);
  border: 1px solid var(--border-color);
}

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

.pillar-card {
  background: var(--color-white);
  padding: 2rem;
}

.pillar-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.5rem;
}

.pillar-card__text {
  font-size: 0.875rem;
  color: rgba(43, 46, 51, 0.75);
  line-height: 1.65;
  margin: 0;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border-color);
  border: 1px solid var(--border-color);
}

@media (min-width: 768px) {
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
}

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

.cert-card {
  background: var(--color-white);
  padding: 1.5rem;
}

.cert-card__code {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.cert-card__label {
  font-size: 0.8125rem;
  color: rgba(43, 46, 51, 0.7);
  margin-top: 0.375rem;
  line-height: 1.5;
}

.contact-card {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  padding: 2rem;
}

@media (min-width: 1024px) {
  .contact-card { padding: 2.5rem; }
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.contact-list li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-list__label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(43, 46, 51, 0.55);
  font-weight: 600;
}

.contact-list__value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 0.25rem;
}

.contact-list__value a {
  text-decoration: none;
  color: inherit;
}

.map-embed {
  aspect-ratio: 4 / 3;
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(40%);
}

.legal-content {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  padding: 2rem;
  line-height: 1.65;
  color: rgba(43, 46, 51, 0.75);
}

.catalog-hero-card {
  border: 1px solid rgba(31, 61, 43, 0.15);
  padding: 2rem;
  background: var(--color-white);
}

.catalog-preview {
  aspect-ratio: 3 / 4;
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  min-height: 20rem;
}

.catalog-preview iframe {
  width: 100%;
  height: 100%;
  min-height: 20rem;
  border: 0;
  display: block;
}

.catalog-preview--fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  color: rgba(43, 46, 51, 0.5);
  font-size: 0.875rem;
}

.success-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: rgba(62, 142, 92, 0.1);
  color: var(--color-accent);
}