/* ============================================================
   COMPONENTS — Buttons, Cards, Forms, Breadcrumb, Tables, Utilities
   No @media queries — all breakpoints in responsive.css
   ============================================================ */

/* ============================================================
   BUTTONS
   ============================================================ */
.bnf-btn-primary,
.ast-btn,
.wp-block-button__link {
  display: inline-block;
  background: var(--bnf-navy);
  color: #ffffff !important;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 17px;
  font-weight: 500;
  font-family: 'Sarabun', sans-serif;
  text-decoration: none !important;
  border: none;
  cursor: pointer;
  line-height: 1.4;
  transition: background var(--transition), transform var(--transition);
}

.bnf-btn-primary:hover,
.ast-btn:hover,
.wp-block-button__link:hover {
  background: var(--bnf-blue);
  color: #ffffff !important;
  transform: translateY(-1px);
}

.bnf-btn-primary:active,
.ast-btn:active {
  transform: translateY(0);
}

/* Outline variant */
.bnf-btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--bnf-navy) !important;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 17px;
  font-weight: 500;
  font-family: 'Sarabun', sans-serif;
  text-decoration: none !important;
  border: 2px solid var(--bnf-navy);
  cursor: pointer;
  line-height: 1.4;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.bnf-btn-outline:hover {
  background: var(--bnf-navy);
  color: #ffffff !important;
}

/* Small button variant */
.bnf-btn-sm {
  padding: 8px 18px;
  font-size: 15px;
}

/* ============================================================
   PRODUCT CARD
   ============================================================ */
.bnf-product-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}

.bnf-product-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.bnf-product-card__img {
  background: var(--color-surface);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bnf-product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 24px;
  transition: transform var(--transition);
}

.bnf-product-card:hover .bnf-product-card__img img {
  transform: scale(1.04);
}

.bnf-product-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.bnf-product-card__tag {
  display: inline-block;
  background: var(--color-surface);
  color: var(--color-text-2);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
}

.bnf-product-card__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.3;
}

.bnf-product-card__desc {
  font-size: 15px;
  color: var(--color-text-2);
  margin-bottom: 20px;
  flex: 1;
  max-width: none;
  line-height: 1.6;
}

.bnf-product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 15px;
  font-weight: 500;
  color: var(--bnf-blue);
  text-decoration: none;
  transition: gap var(--transition), color var(--transition);
}

.bnf-product-card__link::after {
  content: '→';
  transition: transform var(--transition);
}

.bnf-product-card__link:hover {
  color: var(--bnf-navy);
  gap: 8px;
}

/* ============================================================
   SPEC TABLE
   ============================================================ */
.bnf-spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}

.bnf-spec-table th,
.bnf-spec-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.bnf-spec-table th {
  background: var(--color-surface);
  font-weight: 600;
  color: var(--color-text);
  width: 40%;
  white-space: nowrap;
}

.bnf-spec-table td {
  color: var(--color-text-2);
}

.bnf-spec-table tr:last-child th,
.bnf-spec-table tr:last-child td {
  border-bottom: none;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.ast-breadcrumbs,
.rank-math-breadcrumb {
  font-size: 14px;
  color: var(--color-text-3);
  padding: 12px 0;
}

.ast-breadcrumbs a,
.rank-math-breadcrumb a,
.rank-math-breadcrumb p a {
  color: var(--color-text-2) !important;
  text-decoration: none;
  transition: color var(--transition);
}

.ast-breadcrumbs a:hover,
.rank-math-breadcrumb a:hover {
  color: var(--bnf-blue) !important;
}

.ast-breadcrumbs .trail-browse,
.rank-math-breadcrumb .separator {
  color: var(--color-text-3);
}

/* ============================================================
   WPFORMS (RFQ / Contact Form)
   ============================================================ */
.wpforms-container {
  max-width: 640px;
}

.wpforms-container .wpforms-field-label {
  font-family: 'Sarabun', sans-serif !important;
  font-size: 15px !important;
  font-weight: 500 !important;
  color: var(--color-text) !important;
  margin-bottom: 6px !important;
}

.wpforms-container input[type="text"],
.wpforms-container input[type="email"],
.wpforms-container input[type="tel"],
.wpforms-container textarea,
.wpforms-container select {
  font-family: 'Sarabun', sans-serif !important;
  font-size: 16px !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius-sm) !important;
  padding: 12px 16px !important;
  color: var(--color-text) !important;
  background: var(--color-bg) !important;
  width: 100% !important;
  transition: border-color var(--transition), box-shadow var(--transition) !important;
  line-height: 1.5 !important;
}

.wpforms-container input:focus,
.wpforms-container textarea:focus,
.wpforms-container select:focus {
  border-color: var(--bnf-blue) !important;
  outline: none !important;
  box-shadow: 0 0 0 3px rgba(0, 85, 204, 0.12) !important;
}

.wpforms-container textarea {
  min-height: 120px;
  resize: vertical;
}

.wpforms-container .wpforms-submit-container {
  margin-top: 8px;
}

.wpforms-container .wpforms-submit {
  background: var(--bnf-navy) !important;
  color: #ffffff !important;
  font-family: 'Sarabun', sans-serif !important;
  font-size: 17px !important;
  font-weight: 500 !important;
  border-radius: var(--radius-sm) !important;
  padding: 14px 32px !important;
  border: none !important;
  cursor: pointer !important;
  transition: background var(--transition) !important;
}

.wpforms-container .wpforms-submit:hover {
  background: var(--bnf-blue) !important;
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.bnf-text-center  { text-align: center; }
.bnf-text-left    { text-align: left; }

.bnf-mt-8   { margin-top: 8px;  }
.bnf-mt-16  { margin-top: 16px; }
.bnf-mt-24  { margin-top: 24px; }
.bnf-mt-32  { margin-top: 32px; }
.bnf-mt-48  { margin-top: 48px; }

.bnf-mb-8   { margin-bottom: 8px;  }
.bnf-mb-16  { margin-bottom: 16px; }
.bnf-mb-24  { margin-bottom: 24px; }
.bnf-mb-32  { margin-bottom: 32px; }
.bnf-mb-48  { margin-bottom: 48px; }

.bnf-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}