/**
 * Fenovera Design System — Component Styles
 * Version: 1.3.0 · Phase 2
 *
 * Imports: load after tokens.css and base.css.
 *
 * GOVERNANCE
 * • Every value must reference a design token.
 * • No raw hex colors. No arbitrary spacing (px values not in token scale).
 * • New components must be approved and added here before use in pages.
 *
 * TABLE OF CONTENTS
 * ─────────────────
 *  1. Header
 *  2. Desktop Navigation
 *  3. Product Mega-Menu
 *  4. Mobile Navigation
 *  5. Breadcrumbs
 *  6. Buttons
 *  7. Links
 *  8. Form Fields
 *  9. Select Controls
 * 10. Checkboxes & Radios
 * 11. File Upload
 * 12. Product-Series Card
 * 13. Project Card
 * 14. Specification Table
 * 15. Comparison Table
 * 16. Feature List
 * 17. Certification / Document Link
 * 18. Finish Swatch
 * 19. Hardware Option
 * 20. Image Gallery
 * 21. Accordion
 * 22. Tabs
 * 23. Quote Form
 * 24. Download Block
 * 25. Footer
 * 26. Notification / Validation Messages
 */


/* ─────────────────────────────────────────────────────────────────────
   1. HEADER
────────────────────────────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-surface);
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
  height: 72px;
  transition: box-shadow var(--duration-base) var(--ease-standard);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--gutter);
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .site-header__inner { padding-inline: var(--gutter-md); }
}

@media (min-width: 1024px) {
  .site-header__inner { padding-inline: var(--gutter-lg); }
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
}

.site-header__logo-img {
  height: 36px;
  width: auto;
}

.site-header__logo-wordmark {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-navy);
  letter-spacing: var(--tracking-snug);
}

.logo-accent-o {
  color: var(--color-bronze-interactive);
}

.site-header__nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-1);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.site-header__hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  color: var(--color-navy);
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.site-header__hamburger:hover {
  background-color: var(--color-navy-subtle);
}

@media (max-width: 1023px) {
  .site-header__nav { display: none; }
  .site-header__hamburger { display: flex; }
}

@media (max-width: 480px) {
  .site-header__quote-btn { display: none; }
}


/* ─────────────────────────────────────────────────────────────────────
   2. DESKTOP NAVIGATION
────────────────────────────────────────────────────────────────────── */

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-secondary);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition:
    color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard);
  white-space: nowrap;
  user-select: none;
}

.nav-link:hover {
  color: var(--color-navy);
  background-color: var(--color-navy-subtle);
}

.nav-link.is-active {
  color: var(--color-navy);
  font-weight: var(--weight-semibold);
}

.nav-link.is-active::after {
  content: '';
  position: absolute;
  bottom: -1px; /* flush with header bottom border */
  left: var(--space-3);
  right: var(--space-3);
  height: 2px;
  background-color: var(--color-bronze);
  border-radius: var(--radius-xs) var(--radius-xs) 0 0;
}

/* Chevron icon within nav-link */
.nav-link__chevron {
  width: 14px;
  height: 14px;
  transition: transform var(--duration-base) var(--ease-standard);
  flex-shrink: 0;
}

.nav-item.is-open > .nav-link .nav-link__chevron {
  transform: rotate(180deg);
}


/* ─────────────────────────────────────────────────────────────────────
   3. PRODUCT MEGA-MENU
────────────────────────────────────────────────────────────────────── */

.mega-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  width: 560px;
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
  z-index: var(--z-dropdown);
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.nav-item.is-open > .mega-menu {
  display: grid;
  animation: menu-enter var(--duration-base) var(--ease-enter) forwards;
}

@keyframes menu-enter {
  from { opacity: 0; transform: translateX(-50%) translateY(-4px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.mega-menu__col-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-bronze);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
}

.mega-menu__col-label--mt {
  margin-top: var(--space-6);
}

.mega-menu__group {
  margin-bottom: var(--space-4);
}

.mega-menu__group-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-2);
}

.mega-menu__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-2);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.mega-menu__link:hover {
  background-color: var(--color-navy-subtle);
}

.mega-menu__link-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-navy);
}

.mega-menu__link-series {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
}

.mega-menu__footer {
  grid-column: 1 / -1;
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-border-subtle);
  display: flex;
  gap: var(--space-4);
}


/* ─────────────────────────────────────────────────────────────────────
   4. MOBILE NAVIGATION
────────────────────────────────────────────────────────────────────── */

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: flex;
  pointer-events: none;
}

.mobile-nav.is-open {
  pointer-events: all;
}

.mobile-nav__backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-surface-overlay);
  opacity: 0;
  transition: opacity var(--duration-slow) var(--ease-standard);
}

.mobile-nav.is-open .mobile-nav__backdrop {
  opacity: 1;
}

.mobile-nav__drawer {
  position: relative;
  width: min(340px, 85vw);
  height: 100%;
  background-color: var(--color-surface);
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform var(--duration-slow) var(--ease-enter);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.mobile-nav.is-open .mobile-nav__drawer {
  transform: translateX(0);
}

.mobile-nav__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
  height: 72px;
  flex-shrink: 0;
}

.mobile-nav__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--color-ink-secondary);
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.mobile-nav__close:hover {
  background-color: var(--color-navy-subtle);
  color: var(--color-navy);
}

.mobile-nav__body {
  flex: 1;
  padding: var(--space-4) 0;
}

.mobile-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-ink);
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.mobile-nav__link:hover {
  background-color: var(--color-navy-subtle);
  color: var(--color-navy);
}

.mobile-nav__accordion-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-ink);
  background: none;
  border: none;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.mobile-nav__accordion-btn:hover {
  background-color: var(--color-navy-subtle);
  color: var(--color-navy);
}

.mobile-nav__accordion-btn .nav-link__chevron {
  transition: transform var(--duration-base) var(--ease-standard);
}

.mobile-nav__accordion-btn[aria-expanded="true"] .nav-link__chevron {
  transform: rotate(180deg);
}

.mobile-nav__submenu {
  background-color: var(--color-canvas);
  overflow: hidden;
}

.mobile-nav__submenu[aria-hidden="true"] { display: none; }

.mobile-nav__submenu-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-ink-secondary);
  padding: var(--space-3) var(--space-6) var(--space-1);
}

.mobile-nav__submenu-link {
  display: block;
  padding: var(--space-2) var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-navy);
  font-weight: var(--weight-medium);
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.mobile-nav__submenu-link:hover {
  background-color: var(--color-navy-subtle);
}

.mobile-nav__footer {
  padding: var(--space-6);
  border-top: var(--border-thin) solid var(--color-border-subtle);
  flex-shrink: 0;
}


/* ─────────────────────────────────────────────────────────────────────
   5. BREADCRUMBS
────────────────────────────────────────────────────────────────────── */

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  padding-block: var(--space-3);
}

.breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.breadcrumbs__link {
  color: var(--color-ink-secondary);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: color var(--duration-fast) var(--ease-standard);
}

.breadcrumbs__link:hover {
  color: var(--color-navy);
  text-decoration: underline;
}

.breadcrumbs__separator {
  color: var(--color-border);
  font-size: var(--text-xs);
  user-select: none;
}

.breadcrumbs__current {
  color: var(--color-ink);
  font-weight: var(--weight-medium);
}

/* List container — the <ol> inside any breadcrumb nav */
.breadcrumbs__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0;
}

/* Plain-<li> pattern (type/category/product-detail templates) */
.breadcrumbs__list li {
  display: flex;
  align-items: center;
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
}

.breadcrumbs__list li[aria-hidden="true"] {
  padding-inline: var(--space-2);
  color: var(--color-border);
  user-select: none;
}

.breadcrumbs__list a {
  color: var(--color-ink-secondary);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: color var(--duration-fast) var(--ease-standard);
}

.breadcrumbs__list a:hover {
  color: var(--color-navy);
  text-decoration: underline;
}

.breadcrumbs__list a:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-xs);
}

/* Current-page modifier (products overview breadcrumb) */
.breadcrumbs__item--current {
  color: var(--color-ink);
  font-weight: var(--weight-medium);
  font-size: var(--text-sm);
}

/* Full-width nav wrapper — type / category / product-detail pages */
.breadcrumb-bar {
  background: var(--color-canvas);
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
  padding-block: var(--space-3);
}


/* ─────────────────────────────────────────────────────────────────────
   6. BUTTONS
────────────────────────────────────────────────────────────────────── */

/* Base */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-none);
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-sm);
  border: var(--border-thick) solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    color           var(--duration-fast) var(--ease-standard),
    border-color    var(--duration-fast) var(--ease-standard),
    box-shadow      var(--duration-fast) var(--ease-standard),
    transform       var(--duration-fast) var(--ease-standard);
}

.btn:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.45;
  pointer-events: none;
}

/* Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  gap: var(--space-1);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* Icons in buttons */
.btn svg, .btn img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-sm svg { width: 14px; height: 14px; }
.btn-lg svg { width: 18px; height: 18px; }

/* Loading state */
.btn.is-loading {
  pointer-events: none;
  position: relative;
}

.btn.is-loading::after {
  content: '';
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%; /* circle:ok — loading spinner */
  animation: btn-spin 0.6s linear infinite;
}

@keyframes btn-spin {
  to { transform: rotate(360deg); }
}


/* Primary — Navy fill */
.btn-primary {
  background-color: var(--color-navy);
  color: var(--color-ink-inverse);
  border-color: var(--color-navy);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-navy-hover);
  border-color: var(--color-navy-hover);
}

.btn-primary:active:not(:disabled) {
  background-color: var(--color-navy-active);
  border-color: var(--color-navy-active);
}


/* Secondary — Interactive Bronze fill
   Uses --color-bronze-interactive (#8F6338), not decorative --color-bronze (#A77A45).
   White on #8F6338 = 5.24:1 — passes WCAG AA for normal text at any size. */
.btn-secondary {
  background-color: var(--color-bronze-interactive);
  color: var(--color-ink-inverse);
  border-color: var(--color-bronze-interactive);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-bronze-interactive-hover);
  border-color: var(--color-bronze-interactive-hover);
}

.btn-secondary:active:not(:disabled) {
  background-color: var(--color-bronze-interactive-active);
  border-color: var(--color-bronze-interactive-active);
}


/* Outline — Navy stroke */
.btn-outline {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-navy-subtle);
}

.btn-outline:active:not(:disabled) {
  background-color: var(--color-navy-subtle);
}


/* Ghost — no border, transparent */
.btn-ghost {
  background-color: transparent;
  color: var(--color-navy);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-navy-subtle);
}

.btn-ghost:active:not(:disabled) {
  background-color: var(--color-navy-subtle);
}


/* Ghost Inverse — for dark backgrounds */
.btn-ghost-inverse {
  background-color: transparent;
  color: var(--color-ink-inverse);
  border-color: transparent;
}

.btn-ghost-inverse:hover:not(:disabled) {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Outline Inverse — outline button for use on dark/navy backgrounds */
.btn-outline-inverse {
  background: transparent;
  color: var(--color-ink-inverse);
  border-color: var(--color-ink-inverse);
}
.btn-outline-inverse:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.12);
}
.btn-outline-inverse:active:not(:disabled) {
  background: rgba(255, 255, 255, 0.22);
}


/* Danger */
.btn-danger {
  background-color: var(--color-error);
  color: var(--color-ink-inverse);
  border-color: var(--color-error);
}

.btn-danger:hover:not(:disabled) {
  filter: brightness(1.1);
}


/* Icon-only buttons */
.btn-icon {
  padding: var(--space-2);
  width: 36px;
  height: 36px;
}

.btn-icon.btn-sm {
  width: 28px;
  height: 28px;
  padding: var(--space-1);
}

.btn-icon.btn-lg {
  width: 44px;
  height: 44px;
  padding: var(--space-3);
}


/* ─────────────────────────────────────────────────────────────────────
   7. LINKS
────────────────────────────────────────────────────────────────────── */

.link {
  color: var(--color-navy);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--color-navy-border);
  font-weight: var(--weight-medium);
  transition:
    color var(--duration-fast) var(--ease-standard),
    text-decoration-color var(--duration-fast) var(--ease-standard);
}

.link:hover {
  color: var(--color-navy-hover);
  text-decoration-color: var(--color-navy-hover);
}

.link-inline {
  color: var(--color-navy);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--color-navy-border);
  transition: color var(--duration-fast) var(--ease-standard);
}

.link-inline:hover {
  color: var(--color-navy-hover);
  text-decoration-color: var(--color-navy);
}

/* Download link with arrow indicator */
.link-download {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-navy);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.link-download:hover {
  color: var(--color-navy-hover);
}

.link-download svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* Standalone CTA link — icon-led call-to-action outside body copy */
.link-standalone {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}
.link-standalone:hover {
  color: var(--color-bronze);
}
.link-standalone:focus-visible {
  outline: 2px solid var(--color-bronze);
  outline-offset: 2px;
  border-radius: var(--radius-xs);
}


/* ─────────────────────────────────────────────────────────────────────
   8. FORM FIELDS
────────────────────────────────────────────────────────────────────── */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-label__required {
  color: var(--color-error);
  font-size: var(--text-base);
  line-height: 1;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  line-height: var(--leading-normal);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  display: flex;
  align-items: flex-start;
  gap: var(--space-1);
}

.form-error svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* form-* control classes — BEM-prefixed aliases for form inputs */
.form-input {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  line-height: var(--leading-normal);
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
  appearance: none;
}
.form-input::placeholder { color: var(--color-ink-secondary); }
.form-input:hover:not(:disabled) { border-color: var(--color-border-strong); }
.form-input:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px var(--color-navy-subtle);
}
.form-input:disabled {
  background: var(--color-canvas);
  color: var(--color-ink-disabled);
  cursor: not-allowed;
}
.form-input.is-error { border-color: var(--color-error); }
.form-input.is-error:focus { box-shadow: 0 0 0 3px var(--color-error-subtle); }

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%2317222b' stroke-width='1.5' stroke-linecap='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
  cursor: pointer;
}

.form-checkbox,
.form-radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink);
  cursor: pointer;
}

.form-label__optional {
  font-weight: 400;
  color: var(--color-ink-secondary);
  font-size: var(--text-sm);
}

/* Input base */
.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  line-height: var(--leading-normal);
  transition:
    border-color var(--duration-fast) var(--ease-standard),
    box-shadow   var(--duration-fast) var(--ease-standard);
  appearance: none;
}

.input::placeholder {
  /* --color-ink-secondary (#64717A): 4.53:1 on canvas, 5.02:1 on white — WCAG AA ≥ 3:1 ✓ */
  color: var(--color-ink-secondary);
}

.input:hover:not(:disabled) {
  border-color: var(--color-border-strong);
}

.input:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px var(--color-navy-subtle);
}

.input:disabled {
  background-color: var(--color-canvas);
  color: var(--color-ink-disabled);
  cursor: not-allowed;
}

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

.input.is-error:focus {
  box-shadow: 0 0 0 3px var(--color-error-subtle);
}

.input.is-success {
  border-color: var(--color-success);
}

/* Textarea */
.textarea {
  min-height: 120px;
  resize: vertical;
}

/* Input with icon */
.input-wrapper {
  position: relative;
}

.input-wrapper .input {
  padding-left: var(--space-10);
}

.input-wrapper .input-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-ink-tertiary);
  pointer-events: none;
}

/* Sizes */
.input-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

.input-lg {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-base);
}


/* ─────────────────────────────────────────────────────────────────────
   9. SELECT CONTROLS
────────────────────────────────────────────────────────────────────── */

.select {
  width: 100%;
  padding: var(--space-3) var(--space-10) var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink);
  background-color: var(--color-surface);
  background-image: url("data:image/svg+xml,%3Csvg width='14' height='8' viewBox='0 0 14 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L7 7L13 1' stroke='%2364717A' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  appearance: none;
  cursor: pointer;
  transition:
    border-color var(--duration-fast) var(--ease-standard),
    box-shadow   var(--duration-fast) var(--ease-standard);
}

.select:hover:not(:disabled) {
  border-color: var(--color-border-strong);
}

.select:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px var(--color-navy-subtle);
}

.select:disabled {
  background-color: var(--color-canvas);
  color: var(--color-ink-disabled);
  cursor: not-allowed;
}

.select.is-error {
  border-color: var(--color-error);
}


/* ─────────────────────────────────────────────────────────────────────
  10. CHECKBOXES & RADIOS
────────────────────────────────────────────────────────────────────── */

.checkbox-group,
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checkbox-label,
.radio-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-ink);
  line-height: var(--leading-normal);
  user-select: none;
}

.checkbox-label.is-disabled,
.radio-label.is-disabled {
  color: var(--color-ink-disabled);
  cursor: not-allowed;
}

/* Custom control visuals */
.checkbox-input,
.radio-input {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: var(--border-thick) solid var(--color-border-strong);
  background-color: var(--color-surface);
  cursor: pointer;
  transition:
    border-color  var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard),
    box-shadow    var(--duration-fast) var(--ease-standard);
  margin-top: 1px; /* align with first line of text */
}

.checkbox-input {
  border-radius: var(--radius-xs);
}

.radio-input {
  border-radius: 50%; /* circle:ok — radio control per HTML spec */
}

.checkbox-input:hover:not(:disabled),
.radio-input:hover:not(:disabled) {
  border-color: var(--color-navy);
}

.checkbox-input:focus-visible,
.radio-input:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

/* Checked states */
.checkbox-input:checked {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  background-image: url("data:image/svg+xml,%3Csvg width='11' height='8' viewBox='0 0 11 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 4L4 7L10 1' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.radio-input:checked {
  border-color: var(--color-navy);
  box-shadow: inset 0 0 0 4px var(--color-navy);
}

.checkbox-input:disabled,
.radio-input:disabled {
  border-color: var(--color-border-subtle);
  background-color: var(--color-canvas);
  cursor: not-allowed;
}

/* Checkbox indeterminate */
.checkbox-input:indeterminate {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='2' viewBox='0 0 10 2' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1H9' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.checkbox-label__text,
.radio-label__text {
  flex: 1;
}

.checkbox-label__hint,
.radio-label__hint {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  margin-top: var(--space-1);
}


/* ─────────────────────────────────────────────────────────────────────
  11. FILE UPLOAD
────────────────────────────────────────────────────────────────────── */

.file-upload {
  width: 100%;
}

.file-upload__zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8) var(--space-6);
  border: var(--border-thick) dashed var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-canvas);
  text-align: center;
  cursor: pointer;
  transition:
    border-color     var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard);
}

.file-upload__zone:hover,
.file-upload__zone.is-dragover {
  border-color: var(--color-navy);
  background-color: var(--color-navy-subtle);
}

.file-upload__icon {
  width: 36px;
  height: 36px;
  color: var(--color-ink-tertiary);
}

.file-upload__text {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
}

.file-upload__text strong {
  color: var(--color-navy);
}

.file-upload__hint {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
}

.file-upload__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
}

.file-upload__file-list {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.file-upload__file-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.file-upload__file-name {
  flex: 1;
  color: var(--color-ink);
  font-weight: var(--weight-medium);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-upload__file-size {
  color: var(--color-ink-secondary);
  white-space: nowrap;
}


/* ─────────────────────────────────────────────────────────────────────
  12. PRODUCT-SERIES CARD
────────────────────────────────────────────────────────────────────── */

.product-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition:
    box-shadow   var(--duration-base) var(--ease-standard),
    border-color var(--duration-base) var(--ease-standard),
    transform    var(--duration-base) var(--ease-standard);
}

.product-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
  transform: translateY(-2px);
}

.product-card:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

.product-card__image {
  aspect-ratio: 4 / 3;
  width: 100%;
  background-color: var(--color-canvas);
  overflow: hidden;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-standard);
}

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

.product-card__body {
  padding: var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.product-card__tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.product-card__tag {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-bronze);
  background-color: var(--color-bronze-subtle);
  border: var(--border-thin) solid var(--color-bronze-border);
  border-radius: var(--radius-xs);
  padding: 2px var(--space-2);
}

.product-card__series {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  font-weight: var(--weight-medium);
}

.product-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-navy);
  line-height: var(--leading-snug);
}

.product-card__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.product-card__footer {
  padding: var(--space-4) var(--space-6);
  border-top: var(--border-thin) solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-card__link-text {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Link wrapper around the card image — allows keyboard users to activate the image */
.product-card__image-link {
  display: block;
  overflow: hidden;
}


/* ─────────────────────────────────────────────────────────────────────
  13. PROJECT CARD
────────────────────────────────────────────────────────────────────── */

.project-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background-color: var(--color-canvas);
  text-decoration: none;
  display: block;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-standard);
}

.project-card:hover .project-card__image {
  transform: scale(1.04);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(23, 34, 43, 0.85) 0%,
    rgba(23, 34, 43, 0.2) 50%,
    transparent 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
}

.project-card__location {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-bronze);
  margin-bottom: var(--space-2);
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-ink-inverse);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-1);
}

.project-card__product {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.7);
}


/* ─────────────────────────────────────────────────────────────────────
  14. SPECIFICATION TABLE
────────────────────────────────────────────────────────────────────── */

.spec-table {
  width: 100%;
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.spec-table__row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
}

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

.spec-table__row:nth-child(even) {
  background-color: var(--color-canvas);
}

.spec-table__label {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-secondary);
  border-right: var(--border-thin) solid var(--color-border-subtle);
  display: flex;
  align-items: center;
}

.spec-table__value {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums; /* Inter tabular figures for aligned numeric values */
  color: var(--color-ink);
  font-weight: var(--weight-medium);
  display: flex;
  align-items: center;
}

.spec-table__value--emphasis {
  color: var(--color-navy);
  font-weight: var(--weight-semibold);
}

@media (max-width: 479px) {
  .spec-table__row { grid-template-columns: 1fr; }
  .spec-table__label { border-right: none; border-bottom: var(--border-thin) solid var(--color-border-subtle); }
}

/* Additional spec-table elements */
.spec-table__caption {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  caption-side: top;
}
.spec-table__header {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  background: var(--color-navy);
  color: var(--color-ink-inverse);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
}
.spec-table__note {
  color: var(--color-ink-secondary);
  font-size: var(--text-sm);
}

.cert-footnote-ref {
  color: var(--color-ink-secondary);
  text-decoration: none;
  font-size: 0.65em;
  vertical-align: super;
  margin-left: 2px;
}
.cert-footnote-ref:hover {
  color: var(--color-bronze-interactive);
  text-decoration: underline;
}


/* ─────────────────────────────────────────────────────────────────────
  15. COMPARISON TABLE
────────────────────────────────────────────────────────────────────── */

.comparison-table {
  width: 100%;
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  overflow-x: auto;
}

.comparison-table table {
  min-width: 480px;
}

.comparison-table thead {
  background-color: var(--color-navy);
  color: var(--color-ink-inverse);
}

.comparison-table th {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-align: left;
}

.comparison-table th:first-child {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.65);
}

.comparison-table td {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
  vertical-align: middle;
}

.comparison-table tr:nth-child(even) td {
  background-color: var(--color-canvas);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table td:first-child {
  font-weight: var(--weight-medium);
  color: var(--color-ink-secondary);
}

/* Check/cross icons in cells */
.comparison-table .cell-yes { color: var(--color-success); }
.comparison-table .cell-no  { color: var(--color-ink-disabled); }


/* ─────────────────────────────────────────────────────────────────────
  16. FEATURE LIST
────────────────────────────────────────────────────────────────────── */

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.feature-list__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.feature-list__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-bronze);
  margin-top: 1px;
}

.feature-list__content {
  flex: 1;
}

.feature-list__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-1);
}

.feature-list__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

/* Compact variant — no descriptions */
.feature-list--compact .feature-list__item {
  gap: var(--space-3);
  align-items: center;
}

.feature-list--compact .feature-list__title {
  font-size: var(--text-sm);
  margin-bottom: 0;
}

.feature-list--compact .feature-list__icon {
  width: 16px;
  height: 16px;
}

/* Grid layout for feature lists */
.feature-list--grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6) var(--space-8);
}

@media (max-width: 767px) {
  .feature-list--grid { grid-template-columns: 1fr; }
}


/* ─────────────────────────────────────────────────────────────────────
  17. CERTIFICATION / DOCUMENT LINK
────────────────────────────────────────────────────────────────────── */

.cert-link {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition:
    box-shadow   var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard);
}

.cert-link:hover {
  border-color: var(--color-navy-border);
  box-shadow: var(--shadow-sm);
}

.cert-link__icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-link__info {
  flex: 1;
  min-width: 0;
}

.cert-link__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cert-link__meta {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  margin-top: var(--space-1);
}

.cert-link__action {
  flex-shrink: 0;
  color: var(--color-ink-tertiary);
  width: 18px;
  height: 18px;
}

.cert-link:hover .cert-link__action {
  color: var(--color-navy);
}


/* ─────────────────────────────────────────────────────────────────────
  18. FINISH SWATCH
────────────────────────────────────────────────────────────────────── */

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
  gap: var(--space-4);
}

.swatch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  text-align: center;
}

.swatch__circle {
  width: 52px;
  height: 52px;
  border-radius: 50%; /* circle:ok — finish swatch colour disc */
  border: 2px solid var(--color-border-subtle);
  box-shadow: var(--shadow-sm);
  transition:
    transform     var(--duration-fast) var(--ease-standard),
    border-color  var(--duration-fast) var(--ease-standard),
    box-shadow    var(--duration-fast) var(--ease-standard);
  position: relative;
}

.swatch:hover .swatch__circle {
  transform: scale(1.08);
  border-color: var(--color-border-strong);
}

.swatch.is-selected .swatch__circle {
  border-color: var(--color-navy);
  border-width: 3px;
  box-shadow: 0 0 0 3px var(--color-navy-subtle);
}

.swatch.is-selected .swatch__circle::after {
  content: '';
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 16px;
  height: 16px;
  background-color: var(--color-navy);
  border-radius: 50%; /* circle:ok — selected-state checkmark badge */
  background-image: url("data:image/svg+xml,%3Csvg width='9' height='7' viewBox='0 0 9 7' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 3.5L3.5 6L8 1' stroke='white' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.swatch__name {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-ink-secondary);
  line-height: var(--leading-snug);
  max-width: 72px;
  word-break: break-word;
}

.swatch__code {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
}


/* ─────────────────────────────────────────────────────────────────────
  19. HARDWARE OPTION
────────────────────────────────────────────────────────────────────── */

.hardware-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-4);
}

.hardware-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: center;
  transition:
    border-color var(--duration-fast) var(--ease-standard),
    box-shadow   var(--duration-fast) var(--ease-standard);
}

.hardware-option:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
}

.hardware-option.is-selected {
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px var(--color-navy-subtle);
}

.hardware-option__image {
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background-color: var(--color-canvas);
}

.hardware-option__name {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  line-height: var(--leading-snug);
}

.hardware-option__brand {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
}


/* ─────────────────────────────────────────────────────────────────────
  20. IMAGE GALLERY
────────────────────────────────────────────────────────────────────── */

.gallery {
  display: grid;
  gap: var(--space-2);
}

.gallery--2col { grid-template-columns: repeat(2, 1fr); }
.gallery--3col { grid-template-columns: repeat(3, 1fr); }
.gallery--4col { grid-template-columns: repeat(4, 1fr); }

.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  aspect-ratio: 4 / 3;
  cursor: pointer;
  background-color: var(--color-canvas);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-standard);
}

.gallery__item:hover img {
  transform: scale(1.04);
}

.gallery__item:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

/* Overlay on hover */
.gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(23, 34, 43, 0);
  transition: background var(--duration-fast) var(--ease-standard);
}

.gallery__item:hover::after {
  background: rgba(23, 34, 43, 0.15);
}

/* Featured / large first item */
.gallery__item--featured {
  grid-column: span 2;
  aspect-ratio: 16 / 9;
}

@media (max-width: 767px) {
  .gallery--3col, .gallery--4col { grid-template-columns: repeat(2, 1fr); }
  .gallery__item--featured { grid-column: span 1; }
}


/* ─────────────────────────────────────────────────────────────────────
  21. ACCORDION
────────────────────────────────────────────────────────────────────── */

.accordion {
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.accordion__item {
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
}

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

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-5) var(--space-6);
  background-color: var(--color-surface);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-ink);
  text-align: left;
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    color            var(--duration-fast) var(--ease-standard);
  gap: var(--space-4);
}

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

.accordion__trigger[aria-expanded="true"] {
  color: var(--color-navy);
}

.accordion__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-bronze);
  transition: transform var(--duration-base) var(--ease-standard);
}

.accordion__trigger[aria-expanded="true"] .accordion__icon {
  transform: rotate(45deg);
}

.accordion__content {
  overflow: hidden;
  background-color: var(--color-surface);
}

.accordion__content[aria-hidden="true"] {
  display: none;
}

.accordion__body {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

.accordion__body p + p {
  margin-top: var(--space-3);
}

/* Heading wrapper — h2/h3 around .accordion__trigger, removes default margin */
.accordion__heading {
  margin: 0;
}


/* ─────────────────────────────────────────────────────────────────────
  22. TABS
────────────────────────────────────────────────────────────────────── */

.tabs {
  width: 100%;
}

.tabs__list {
  display: flex;
  border-bottom: var(--border-thick) solid var(--color-border-subtle);
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs__list::-webkit-scrollbar { display: none; }

.tabs__tab {
  position: relative;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-secondary);
  background: none;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition:
    color var(--duration-fast) var(--ease-standard);
  flex-shrink: 0;
}

.tabs__tab::after {
  content: '';
  position: absolute;
  bottom: -2px; /* overlaps border-bottom */
  left: var(--space-3);
  right: var(--space-3);
  height: 2px;
  background-color: transparent;
  border-radius: var(--radius-xs) var(--radius-xs) 0 0;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.tabs__tab:hover {
  color: var(--color-navy);
}

.tabs__tab[aria-selected="true"] {
  color: var(--color-navy);
  font-weight: var(--weight-semibold);
}

.tabs__tab[aria-selected="true"]::after {
  background-color: var(--color-bronze);
}

.tabs__tab:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: calc(-1 * var(--focus-ring-offset));
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.tabs__panel {
  padding-top: var(--space-6);
}

.tabs__panel[aria-hidden="true"] { display: none; }


/* ─────────────────────────────────────────────────────────────────────
  23. QUOTE FORM
────────────────────────────────────────────────────────────────────── */

.quote-form {
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-8);
}

.quote-form__header {
  margin-bottom: var(--space-8);
}

.quote-form__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.quote-form__subtitle {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

.quote-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.quote-form__grid .form-group--full {
  grid-column: 1 / -1;
}

.quote-form__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-6);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.quote-form__privacy {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

@media (max-width: 767px) {
  .quote-form { padding: var(--space-6); }
  .quote-form__grid { grid-template-columns: 1fr; }
  .quote-form__footer { flex-direction: column; align-items: stretch; }
}


/* ─────────────────────────────────────────────────────────────────────
  24. DOWNLOAD BLOCK
────────────────────────────────────────────────────────────────────── */

.download-block {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  transition:
    border-color var(--duration-fast) var(--ease-standard),
    box-shadow   var(--duration-fast) var(--ease-standard);
}

.download-block:hover {
  border-color: var(--color-navy-border);
  box-shadow: var(--shadow-sm);
}

.download-block__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.download-block__icon--pdf { background-color: var(--color-error-subtle); color: var(--color-error); }
.download-block__icon--dwg { background-color: var(--color-navy-subtle);  color: var(--color-navy);  }
.download-block__icon--doc { background-color: var(--color-info-subtle);   color: var(--color-info);  }

.download-block__icon svg {
  width: 20px;
  height: 20px;
}

.download-block__info {
  flex: 1;
  min-width: 0;
}

.download-block__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.download-block__meta {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  margin-top: 2px;
}

.download-block__action {
  flex-shrink: 0;
}


/* ─────────────────────────────────────────────────────────────────────
  25. FOOTER
────────────────────────────────────────────────────────────────────── */

.site-footer {
  background-color: var(--color-navy);
  color: var(--color-ink-inverse);
  padding-top: var(--space-16);
}

.site-footer__main {
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
}

.site-footer__brand-name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-ink-inverse);
  margin-bottom: var(--space-3);
}

.site-footer__brand-desc {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--leading-relaxed);
  max-width: 28ch;
}

.site-footer__col-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-bronze);
  margin-bottom: var(--space-4);
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.site-footer__link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.site-footer__link:hover {
  color: var(--color-ink-inverse);
}

.site-footer__contact-item {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  align-items: flex-start;
}

.site-footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-bronze);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: var(--space-6);
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.site-footer__copy {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
}

.site-footer__legal-links {
  display: flex;
  gap: var(--space-6);
}

.site-footer__legal-link {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.site-footer__legal-link:hover {
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 1023px) {
  .site-footer__main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  .site-footer__main { grid-template-columns: 1fr; gap: var(--space-8); }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 768px) {
  .site-footer__main { padding-inline: var(--gutter-md); }
  .site-footer__bottom { padding-inline: var(--gutter-md); }
}

@media (min-width: 1024px) {
  .site-footer__main { padding-inline: var(--gutter-lg); }
  .site-footer__bottom { padding-inline: var(--gutter-lg); }
}


/* ─────────────────────────────────────────────────────────────────────
  26. NOTIFICATION / VALIDATION MESSAGES
────────────────────────────────────────────────────────────────────── */

.notification {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border-width: var(--border-thin);
  border-style: solid;
  position: relative;
}

/* Variants */
.notification--success {
  background-color: var(--color-success-subtle);
  border-color: var(--color-success-border);
  color: var(--color-success);
}

.notification--error {
  background-color: var(--color-error-subtle);
  border-color: var(--color-error-border);
  color: var(--color-error);
}

.notification--warning {
  background-color: var(--color-warning-subtle);
  border-color: var(--color-warning-border);
  color: var(--color-warning);
}

.notification--info {
  background-color: var(--color-info-subtle);
  border-color: var(--color-info-border);
  color: var(--color-info);
}

.notification__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.notification__content {
  flex: 1;
}

.notification__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  /* Title uses --color-ink (inherited via .notification__content), not the themed
     semantic colour. --color-warning on warning-subtle is only 4.24:1 — fails AA
     for normal text at 14px. Keeping title in --color-ink gives ≥14:1 on all
     notification backgrounds. The themed colour is used only on the icon. */
  color: var(--color-ink);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-1);
}

.notification__body {
  font-size: var(--text-sm);
  color: var(--color-ink);
  line-height: var(--leading-relaxed);
  opacity: 0.85;
}

.notification__close {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  opacity: 0.6;
  transition: opacity var(--duration-fast) var(--ease-standard);
}

.notification__close:hover { opacity: 1; }

/* Inline field validation (below inputs) */
.field-validation {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  line-height: var(--leading-snug);
  margin-top: var(--space-1);
}

.field-validation svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.field-validation--error   { color: var(--color-error); }
.field-validation--success  { color: var(--color-success); }
.field-validation--hint     { color: var(--color-ink-secondary); }


/* ─────────────────────────────────────────────────────────────────────
   BADGES / CHIPS  (utility, used in many contexts)
────────────────────────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid transparent;
  line-height: 1;
  white-space: nowrap;
}

.badge-navy    { background-color: var(--color-navy-subtle);    color: var(--color-navy);    border-color: var(--color-navy-border); }
.badge-bronze  { background-color: var(--color-bronze-subtle);  color: var(--color-bronze);  border-color: var(--color-bronze-border); }
.badge-success { background-color: var(--color-success-subtle); color: var(--color-success); border-color: var(--color-success-border); }
.badge-error   { background-color: var(--color-error-subtle);   color: var(--color-error);   border-color: var(--color-error-border); }
.badge-neutral { background-color: var(--color-canvas);         color: var(--color-ink-secondary); border-color: var(--color-border); }
.badge-info    { background-color: var(--color-navy-subtle);    color: var(--color-navy);    border-color: var(--color-navy-border); }
.badge-warning { background-color: var(--color-bronze-subtle);  color: var(--color-bronze);  border-color: var(--color-bronze-border); }


/* ─────────────────────────────────────────────────────────────────────
  27. SKIP LINK
────────────────────────────────────────────────────────────────────── */

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 9999;
  padding: var(--space-2) var(--space-4);
  background: var(--color-navy);
  color: var(--color-ink-inverse);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform var(--duration-fast) var(--ease-standard);
}
.skip-link:focus { transform: translateY(0); }


/* ─────────────────────────────────────────────────────────────────────
  28. PAGE SECTIONS
────────────────────────────────────────────────────────────────────── */

.page-section {
  padding-block: var(--space-16);
}
.page-section--sm {
  padding-block: var(--space-10);
}
.page-section--flush-top {
  padding-top: 0;
}
.page-section--canvas {
  background-color: var(--color-canvas);
}
.page-section--navy {
  background-color: var(--color-navy);
}


/* ─────────────────────────────────────────────────────────────────────
  29. SECTION LABELS / OVERLINES
────────────────────────────────────────────────────────────────────── */

.section-overline {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-bronze-interactive);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-navy);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

@media (max-width: 767px) {
  .section-title { font-size: var(--text-2xl); }
}

.section-body {
  font-size: var(--text-body);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  max-width: var(--content-measure-narrow);
}

/* Lead paragraph — intro copy below a section heading */
.section-lead {
  font-size: var(--text-lg);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  max-width: var(--content-measure);
}

/* Section body spacing modifier (--space-10 not in base.css utilities) */
.section-body--mb-md { margin-bottom: var(--space-10); }

.section-divider {
  border: none;
  border-top: var(--border-thin) solid var(--color-border-subtle);
}


/* ─────────────────────────────────────────────────────────────────────
  30. PRODUCT HERO
────────────────────────────────────────────────────────────────────── */

.product-hero {
  padding-block: var(--space-12) var(--space-16);
  background-color: var(--color-surface);
}

.product-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

@media (max-width: 1023px) {
  .product-hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .product-hero__image-wrap {
    order: -1;
  }
}

.product-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-bronze);
  margin-bottom: var(--space-4);
}

.product-hero__tag::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1px;
  background-color: var(--color-bronze);
}

.product-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-navy);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-6);
}

@media (max-width: 767px) {
  .product-hero__title { font-size: var(--text-4xl); }
}

/* Subtitle span inside h1 */
.product-hero__title-type {
  color: var(--color-ink-secondary);
  font-weight: var(--weight-semibold);
}

.product-hero__intro {
  font-size: var(--text-lg);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.product-hero__intro a {
  color: var(--color-navy);
  text-decoration: underline;
}

.product-hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.product-hero__image-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  background-color: var(--color-canvas);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.product-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-hero__img--pos-right {
  object-position: right center;
}

.product-hero__image-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-ink-secondary);
  font-size: var(--text-sm);
  text-align: center;
  padding: var(--space-8);
}

.product-hero__image-placeholder svg {
  width: 40px;
  height: 40px;
  color: var(--color-border);
}

.product-hero__image-placeholder-note {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  background: var(--color-warning-subtle);
  border: var(--border-thin) solid var(--color-warning-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  max-width: 30ch;
}


/* ─────────────────────────────────────────────────────────────────────
  31. GALLERY THUMBNAILS + LIGHTBOX
────────────────────────────────────────────────────────────────────── */

.gallery-section__thumbnails {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
  list-style: none;
  padding: 0;
}

@media (max-width: 767px) {
  .gallery-section__thumbnails { grid-template-columns: repeat(2, 1fr); }
}

.gallery-thumb {
  aspect-ratio: 4 / 3;
  background-color: var(--color-canvas);
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid var(--color-border-subtle);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-secondary);
  font-size: var(--text-xs);
  text-align: center;
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-thumb:hover {
  border-color: var(--color-navy-border);
  box-shadow: var(--shadow-sm);
}

.gallery-thumb:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

/* Native <dialog> lightbox */
.lightbox {
  border: none;
  padding: 0;
  background: transparent;
  max-width: min(900px, calc(100vw - var(--space-8)));
  width: 100%;
  margin: auto;
  max-height: calc(100dvh - var(--space-16));
}

.lightbox::backdrop {
  background: var(--color-surface-overlay);
}

.lightbox:not([open]) { display: none; }

.lightbox__inner {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.lightbox__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 1;
  width: 36px;
  height: 36px;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink);
  box-shadow: var(--shadow-sm);
  border: var(--border-thin) solid var(--color-border-subtle);
}

.lightbox__close:hover { background: var(--color-canvas); }

.lightbox__image-area {
  aspect-ratio: 4 / 3;
  background: var(--color-canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-secondary);
  font-size: var(--text-sm);
}


/* ─────────────────────────────────────────────────────────────────────
  32. FEATURES GRID
────────────────────────────────────────────────────────────────────── */

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-10) var(--space-16);
}

@media (max-width: 767px) {
  .features-grid { grid-template-columns: 1fr; gap: var(--space-8); }
}


/* ─────────────────────────────────────────────────────────────────────
  33. SPEC SECTION
────────────────────────────────────────────────────────────────────── */

.spec-section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (max-width: 1023px) {
  .spec-section__grid { grid-template-columns: 1fr; }
}

.spec-section__grid--single {
  grid-template-columns: 1fr;
  max-width: 680px;
}

.spec-section__label {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}


/* ─────────────────────────────────────────────────────────────────────
  34. PLACEHOLDER ELEMENTS
────────────────────────────────────────────────────────────────────── */

.placeholder__icon {
  display: block;
  margin: 0 auto var(--space-3);
}

.placeholder__title {
  font-weight: var(--weight-semibold);
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.swatch-placeholder,
.hardware-placeholder,
.cert-placeholder {
  padding: var(--space-10);
  background: var(--color-canvas);
  border: var(--border-thin) dashed var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
  color: var(--color-ink-secondary);
  font-size: var(--text-sm);
}

.cert-placeholder {
  padding: var(--space-8);
}

.finish-section__note {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
}

/* ── Finishes section (glass options + color card) ────────────────── */
.finishes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

@media (max-width: 767px) {
  .finishes-grid { grid-template-columns: 1fr; }
}

.finishes-panel {
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.finishes-panel__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}

.glass-type-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
}

.glass-type-tag {
  background: var(--color-navy-subtle);
  color: var(--color-navy);
  border: var(--border-thin) solid var(--color-navy-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: var(--space-1) var(--space-3);
}

.finishes-panel__row {
  font-size: var(--text-sm);
  color: var(--color-ink-primary);
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-border-subtle);
}

.finishes-panel__row:last-of-type { border-bottom: none; }

.finishes-panel__label {
  font-weight: var(--weight-semibold);
  color: var(--color-ink-secondary);
  margin-right: var(--space-2);
}

.finishes-panel__color-label {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}


/* ─────────────────────────────────────────────────────────────────────
  35. QUOTE BANNER
────────────────────────────────────────────────────────────────────── */

.quote-banner {
  background-color: var(--color-navy);
  padding-block: var(--space-16);
}

.quote-banner__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (max-width: 1023px) {
  .quote-banner__inner { grid-template-columns: 1fr; gap: var(--space-10); }
}

.quote-banner__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-bronze);
  margin-bottom: var(--space-3);
}

.quote-banner__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-ink-inverse);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

@media (max-width: 767px) {
  .quote-banner__title { font-size: var(--text-2xl); }
}

.quote-banner__body {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--leading-relaxed);
  max-width: 44ch;
}


/* ─────────────────────────────────────────────────────────────────────
  36. CROSS-LINK BANNER
────────────────────────────────────────────────────────────────────── */

.cross-link-banner {
  background-color: var(--color-surface-raised);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-5);
}

.cross-link-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.cross-link-banner__text {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  margin: 0;
}

@media (max-width: 767px) {
  .cross-link-banner__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
}


/* ─────────────────────────────────────────────────────────────────────
  37. PRODUCT PAGE UTILITIES
────────────────────────────────────────────────────────────────────── */

/* Field-level error text */
.form-error {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
  min-height: 1.2em;
}

/* Error summary list */
.quote-form__error-list {
  margin-top: var(--space-2);
  padding-left: var(--space-5);
  list-style: disc;
}

.quote-form__error-list a {
  color: inherit;
  text-decoration: underline;
  font-size: var(--text-sm);
}

/* Links inside notification banners */
.notification a {
  color: inherit;
  text-decoration: underline;
  font-weight: var(--weight-semibold);
}

/* Full-width button (mobile nav footer, forms) */
.btn--block {
  width: 100%;
  justify-content: center;
}

/* Related series grid */
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

@media (max-width: 767px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* Image placeholder inside a product card */
.product-card__img-placeholder {
  width: 100%;
  height: 100%;
  background: var(--color-canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-border);
  font-size: var(--text-xs);
}

/* Internal development notice banner */
.dev-notice {
  background: var(--color-warning-subtle);
  border: var(--border-thin) solid var(--color-warning-border);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-ink);
  text-align: center;
}

.dev-notice strong { color: var(--color-warning); }

/* Download grid */
.download-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (max-width: 767px) {
  .download-grid { grid-template-columns: 1fr; }
}

/* Pending (unverified) download blocks */
.download-block--pending { opacity: 0.55; }

/* Certifications grid */
.cert-section__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (max-width: 767px) {
  .cert-section__grid { grid-template-columns: 1fr; }
}


/* ─────────────────────────────────────────────────────────────────────
   37. OVERVIEW GRIDS
   Category cards (products overview), material cards (type overview),
   and product-series cards (category overview).
   All three share the same surface/border/hover/focus base.
────────────────────────────────────────────────────────────────────── */

/* ── Shared card base ───────────────────────────────────────────────── */
.category-card,
.material-card,
.product-series-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition:
    box-shadow var(--duration-base) var(--ease-standard),
    border-color var(--duration-base) var(--ease-standard);
}

.category-card:hover,
.material-card:hover,
.product-series-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}

.category-card:focus-visible,
.material-card:focus-visible,
.product-series-card:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-lg);
}

/* ── Category grid (products overview page) ─────────────────────────
   Promoted from src/products/index.html inline styles.
   4-col → 2-col → 1-col.
────────────────────────────────────────────────────────────────────── */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.category-card {
  padding: var(--space-6);
}

.category-card__type {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-2);
}

.category-card__name {
  display: block;
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  font-family: var(--font-heading);
  color: var(--color-ink);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-2);
}

.category-card__count {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  flex: 1;
  padding-bottom: var(--space-4);
}

.category-card__cta {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-top: auto;
}

@media (max-width: 1023px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 479px) {
  .category-grid { grid-template-columns: 1fr; }
}

/* ── Material grid (type overview page) ─────────────────────────────
   2-col → 1-col. Larger cards since there are only 2–4 materials.
────────────────────────────────────────────────────────────────────── */
.material-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.material-card {
  padding: var(--space-8) var(--space-6);
}

.material-card__label {
  display: block;
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  font-family: var(--font-heading);
  color: var(--color-ink);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-2);
}

.material-card__count {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  flex: 1;
  padding-bottom: var(--space-4);
}

.material-card__link {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-top: auto;
}

@media (max-width: 479px) {
  .material-grid { grid-template-columns: 1fr; }
}

/* ── Product-series grid (category overview page) ───────────────────
   3-col → 2-col → 1-col. Cards include an image area.
────────────────────────────────────────────────────────────────────── */
.product-series-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.product-series-card {
  overflow: hidden;
}

.product-series-card__image {
  background: var(--color-surface-secondary);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-series-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-series-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-series-card__mfr {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: var(--space-1);
}

.product-series-card__name {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  font-family: var(--font-heading);
  color: var(--color-ink);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-1);
}

.product-series-card__type {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  flex: 1;
  padding-bottom: var(--space-3);
}

.product-series-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  flex: 1;
  align-content: flex-start;
  padding-bottom: var(--space-3);
}

.type-chip {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-secondary);
  background: var(--color-surface-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-3);
  white-space: nowrap;
}

.product-series-card__cert-badge {
  margin-top: var(--space-2);
  margin-bottom: var(--space-1);
  align-self: flex-start;
}

.product-series-card__match-badge {
  margin-top: var(--space-2);
  margin-bottom: var(--space-3);
  align-self: flex-start;
}

.product-series-card__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-top: auto;
}

@media (max-width: 1023px) {
  .product-series-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 479px) {
  .product-series-grid { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════════════════════════════
   COOKIE CONSENT BANNER
   Fixed bar at bottom of viewport; shown on first visit until user
   makes a choice (stored in localStorage as fenoveraCookieConsent).
═══════════════════════════════════════════════════════════════════════ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  background: var(--color-surface);
  border-top: 2px solid var(--color-border);
  box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.10);
  padding: var(--space-5) 0;
  animation: cookie-banner-in 0.3s ease;
}

@keyframes cookie-banner-in {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.cookie-banner__text {
  flex: 1;
  min-width: 0;
}

.cookie-banner__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}

.cookie-banner__body {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  margin: 0;
}

.cookie-banner__link {
  color: var(--color-bronze-interactive);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cookie-banner__link:hover {
  color: var(--color-bronze-interactive);
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
  align-items: center;
}

@media (max-width: 767px) {
  .cookie-banner__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    padding: 0 var(--space-4);
  }
  .cookie-banner__actions {
    width: 100%;
    flex-direction: column-reverse;
  }
  .cookie-banner__actions .btn {
    width: 100%;
    justify-content: center;
  }
}