/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  min-height: 44px;
  font-size: var(--fs-base);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s, color 0.2s, box-shadow 0.2s;
  text-align: center;
}

.btn:hover { text-decoration: none; }
.btn { touch-action: manipulation; }

.btn--primary {
  background: var(--color-cta);
  color: var(--color-white);
}
.btn--primary:hover {
  background: #b8944f;
}

.btn--secondary {
  background: var(--color-epoxy);
  color: var(--color-white);
}
.btn--secondary:hover {
  background: #196563;
}

.btn--outline {
  background: transparent;
  color: var(--color-epoxy);
  border: 2px solid var(--color-epoxy);
}
.btn--outline:hover {
  background: var(--color-epoxy);
  color: var(--color-white);
}

.btn--large {
  padding: 1rem 2rem;
  min-height: 50px;
  font-size: var(--fs-md);
}

.btn--whatsapp {
  background: #25D366;
  color: var(--color-white);
}
.btn--whatsapp:hover {
  background: #1da851;
}

/* === Cards === */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card__body {
  padding: var(--space-lg);
}

.card__title {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
}

/* === Product Card === */
.card-product {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card-product:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-product__image {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card-product__body {
  padding: var(--space-md);
}

.card-product__tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: 2px;
  margin-bottom: var(--space-xs);
}

.card-product__tag--epoxy {
  background: color-mix(in srgb, var(--color-epoxy) 12%, transparent);
  color: var(--color-epoxy);
}

.card-product__tag--polyurea {
  background: color-mix(in srgb, var(--color-sand) 60%, transparent);
  color: #5c4a2a;
}

.card-product__title {
  font-size: var(--fs-md);
  margin-bottom: var(--space-xs);
}

.card-product__desc {
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-md);
}

/* === Hero === */
.hero {
  padding: var(--space-4xl) 0;
  background: var(--color-bg);
  text-align: center;
}

.hero--home {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-epoxy) 8%, var(--color-bg)) 0%, color-mix(in srgb, var(--color-sand) 40%, var(--color-bg)) 100%);
  padding: var(--space-4xl) 0;
}

.hero--epoxy {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-epoxy) 10%, var(--color-bg)) 0%, var(--color-bg) 100%);
  padding: var(--space-4xl) 0;
}

.hero--polyurea {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-sand) 40%, var(--color-bg)) 0%, var(--color-bg) 100%);
  padding: var(--space-4xl) 0;
}

.hero__image {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  margin: 0 auto var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.hero__title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-soft);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.hero__cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
}

.hero__cta .btn {
  width: 100%;
  max-width: 320px;
}

/* === Comparison Table === */
.compare-table {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.compare-table__header {
  display: none;
}

.compare-table__row {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.compare-table__row:last-child {
  border-bottom: none;
}

.compare-table__label {
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.compare-table__cell {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  padding: var(--space-xs) 0;
  padding-left: var(--space-lg);
  position: relative;
}

.compare-table__cell::before {
  font-weight: 600;
  display: inline;
  margin-right: var(--space-sm);
}

.compare-table__cell--epoxy::before {
  content: "Epoxy:";
  color: var(--color-epoxy);
}

.compare-table__cell--polyurea::before {
  content: "Polyurea:";
  color: #8b6f3a;
}

.compare-table__cta {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
}

.compare-table__cta p {
  margin-bottom: var(--space-md);
  color: var(--color-text-soft);
}

/* === Trust Badges === */
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  font-size: var(--fs-sm);
  font-weight: 500;
}

.badge__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-epoxy);
}

/* === Forms === */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  padding: 0.75rem 1rem;
  min-height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  font-size: var(--fs-base);
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%236F7478' stroke-width='2' d='M4 6l4 4 4-4'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 12px;
  padding-right: 2.5rem;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-epoxy);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-epoxy) 15%, transparent);
}

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

.form-textarea {
  min-height: 140px;
  resize: vertical;
  padding: 0.75rem 1rem;
}

.form-error {
  font-size: var(--fs-xs);
  color: var(--color-error);
  margin-top: var(--space-xs);
  display: none;
}

.form-error--visible {
  display: block;
}

.form-success {
  background: color-mix(in srgb, var(--color-success) 10%, transparent);
  color: var(--color-success);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  border: 1px solid color-mix(in srgb, var(--color-success) 30%, transparent);
}

.form-success[hidden] {
  display: none;
}

/* === Accordion === */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.accordion__item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.accordion__trigger {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--fs-base);
  font-weight: 600;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  transition: background-color 0.2s;
}

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

.accordion__trigger-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform 0.3s;
  color: var(--color-text-soft);
}

.accordion__item--open .accordion__trigger-icon {
  transform: rotate(180deg);
}

.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.accordion__item--open .accordion__panel {
  max-height: 500px;
}

.accordion__panel-inner {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* === Newsletter === */
.newsletter-inline {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 400px;
}

.newsletter-inline .form-input {
  flex: 1;
}

/* === Page Header (for sub-pages) === */
.page-header {
  text-align: center;
  padding: var(--space-3xl) 0 var(--space-xl);
}

.page-header--sand {
  background-color: var(--color-sand);
}

.page-header__title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-sm);
}

.page-header__subtitle {
  color: var(--color-text-soft);
  max-width: 500px;
  margin: 0 auto;
}

/* === Product Highlights === */
.highlight-grid {
  display: grid;
  gap: var(--space-lg);
}

.highlight-card {
  text-align: center;
  padding: var(--space-lg);
}

.highlight-card__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-sm);
  color: var(--color-epoxy);
}

.highlight-card--epoxy .highlight-card__icon { color: var(--color-epoxy); }
.highlight-card--polyurea .highlight-card__icon { color: #8b6f3a; }

.highlight-card__title {
  font-size: var(--fs-md);
  margin-bottom: var(--space-xs);
}

.highlight-card__text {
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
}

/* === Contact Info List === */
.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-item {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.contact-info-item__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-epoxy);
  margin-top: 2px;
}

.contact-info-item__label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-soft);
}

.contact-info-item__value {
  font-size: var(--fs-base);
  font-weight: 500;
}

/* === Text Utilities === */
.text-center { text-align: center; }

/* === Feature Image + Text Block === */
.feature-block {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.feature-block__image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.feature-block__title {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-sm);
}

.feature-block__text {
  color: var(--color-text-soft);
}

.feature-block__list {
  list-style: disc;
  padding-left: var(--space-lg);
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
}

.feature-block__list li {
  margin-bottom: var(--space-xs);
}

/* === Utility Classes === */
.text-center { text-align: center; }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mt-xl  { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.flex-col { display: flex; flex-direction: column; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* === Section Tint Modifiers === */
.section--epoxy-tint {
  background: color-mix(in srgb, var(--color-epoxy) 8%, var(--color-bg));
}

.section--polyurea-tint {
  background: color-mix(in srgb, var(--color-sand) 40%, var(--color-bg));
}

/* === Contact Sidebar Actions === */
.contact-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-sidebar-section {
  margin-top: var(--space-2xl);
}

.contact-sidebar-section h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-xs);
}

.contact-sidebar-section .hint-text {
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-sm);
}

/* === Company Facts Grid === */
.facts-grid {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.facts-grid h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-xs);
}

.facts-grid p {
  color: var(--color-text-soft);
  font-size: var(--fs-sm);
}

/* === FAQ CTA === */
.faq-cta {
  margin-top: var(--space-2xl);
}

.faq-cta p {
  margin-bottom: var(--space-md);
  color: var(--color-text-soft);
}

/* === Language Switcher === */
.site-nav__lang {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-sm);
  margin-top: var(--space-xs);
}

.site-nav__lang a {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-md);
  display: inline-flex;
  align-items: center;
  min-height: 36px;
}

.site-nav__lang a:hover {
  border-color: var(--color-epoxy);
  color: var(--color-epoxy);
  background: transparent;
}