/*
 * SUNFULL collection page components.
 *
 * Scope contract:
 * - Every component must live inside .collection-page.
 * - Semantic copy, links and product data stay in the page HTML.
 * - JavaScript enhances rails and tabs only; it does not generate SEO copy.
 * - Buyer feedback uses buyer priorities or source-backed project evidence,
 *   never anonymous quotations or invented customer identities.
 */

.collection-page {
  --collection-accent: var(--primary, #00a651);
  --collection-accent-dark: #007b3d;
  --collection-ink: var(--dark, #16212c);
  --collection-muted: var(--gray-600, #5f6b76);
  --collection-line: var(--border, #dfe5e8);
  --collection-soft: #f4f8f6;
  --collection-surface: #fff;
  --collection-warm: #fff8e8;
  --collection-danger: #a33131;
  --collection-radius-sm: 10px;
  --collection-radius: 16px;
  --collection-radius-lg: 24px;
  --collection-shadow: 0 16px 42px rgba(20, 36, 46, 0.09);
  --collection-gutter: clamp(18px, 4vw, 32px);
  color: var(--collection-ink);
  overflow: clip;
}

.collection-page *,
.collection-page *::before,
.collection-page *::after {
  box-sizing: border-box;
}

.collection-page img {
  display: block;
  max-width: 100%;
  height: auto;
}

.collection-page a {
  text-underline-offset: 0.18em;
}

.collection-page button,
.collection-page input,
.collection-page select,
.collection-page textarea {
  font: inherit;
}

.collection-page :where(a, button, input, select, textarea, summary):focus-visible {
  outline: 3px solid color-mix(in srgb, var(--collection-accent) 58%, white);
  outline-offset: 3px;
}

.collection-page .collection-container {
  width: min(1180px, calc(100% - (2 * var(--collection-gutter))));
  margin-inline: auto;
}

.collection-page .collection-section {
  position: relative;
  padding-block: clamp(52px, 7vw, 92px);
  scroll-margin-top: 104px;
}

.collection-page .collection-section--compact {
  padding-block: clamp(34px, 5vw, 58px);
}

.collection-page .collection-section--soft,
.collection-page .collection-section--muted {
  background: var(--collection-soft);
}

.collection-page .collection-section--dark {
  color: #fff;
  background: #13262c;
}

.collection-page .collection-section__head {
  max-width: 780px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.collection-page .collection-section__head--center {
  margin-inline: auto;
  text-align: center;
}

.collection-page .collection-eyebrow,
.collection-page .collection-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: var(--collection-accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.35;
  text-transform: uppercase;
}

.collection-page .collection-eyebrow::before,
.collection-page .collection-kicker::before {
  width: 24px;
  height: 2px;
  background: currentColor;
  content: "";
}

.collection-page .collection-section--dark .collection-eyebrow,
.collection-page .collection-section--dark .collection-kicker {
  color: #78e4a9;
}

.collection-page .collection-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.collection-page .collection-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.collection-page .collection-grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.collection-page .collection-title {
  margin: 0;
  color: inherit;
  font-size: clamp(1.75rem, 3.4vw, 2.8rem);
  line-height: 1.12;
  text-wrap: balance;
}

.collection-page .collection-lead {
  max-width: 72ch;
  margin: 16px 0 0;
  color: var(--collection-muted);
  font-size: clamp(1rem, 1.7vw, 1.14rem);
  line-height: 1.75;
}

.collection-page .collection-section--dark .collection-lead {
  color: #d7e1e4;
}

.collection-page .collection-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.collection-page .collection-button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 19px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 750;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease,
    border-color 160ms ease;
}

.collection-page .collection-button:hover {
  transform: translateY(-2px);
}

.collection-page .collection-button--primary {
  color: #fff;
  background: var(--collection-accent);
  box-shadow: 0 10px 24px rgba(0, 166, 81, 0.2);
}

.collection-page .collection-button--primary:hover {
  color: #fff;
  background: var(--collection-accent-dark);
}

.collection-page .collection-button--secondary {
  color: var(--collection-ink);
  border-color: var(--collection-line);
  background: var(--collection-surface);
}

.collection-page .collection-button--secondary:hover {
  border-color: var(--collection-accent);
  color: var(--collection-accent-dark);
}

.collection-page .collection-button--light {
  color: var(--collection-ink);
  background: #fff;
}

.collection-page .collection-button[disabled],
.collection-page .collection-button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.48;
  transform: none;
}

/* 1. Buyer-value banner */
.collection-page .collection-hero {
  padding-block: clamp(46px, 7vw, 88px);
  background:
    radial-gradient(circle at 88% 12%, rgba(0, 166, 81, 0.18), transparent 32%),
    linear-gradient(135deg, #f7fbf8 0%, #fff 58%, #edf7f1 100%);
}

/* Existing category heroes use white text over dark artwork. These collection
   heroes intentionally use a light decision-first canvas, so enforce readable
   buyer-facing contrast without changing the preserved H1 copy. */
.collection-page .page-header.collection-hero h1 {
  color: var(--collection-ink);
  text-shadow: none;
}

.collection-page .page-header.collection-hero .page-sub {
  color: var(--collection-muted);
  opacity: 1;
}

.collection-page .page-header.collection-hero .btn-outline {
  border-color: rgba(20, 36, 46, 0.28);
  color: var(--collection-ink);
  background: rgba(255, 255, 255, 0.92);
}

.collection-page .page-header.collection-hero .btn-outline:hover,
.collection-page .page-header.collection-hero .btn-outline:focus-visible {
  border-color: var(--collection-accent);
  color: #fff;
  background: var(--collection-accent);
}

/* Collection pages contain long comparison grids. Keep every buyer module
   visible even when a visitor jumps with Page Down, an anchor link or browser
   restoration and therefore skips the global IntersectionObserver threshold. */
.collection-page .fade-up,
.collection-page .fade-in {
  opacity: 1;
  transform: none;
}

.collection-page .collection-hero__grid {
  display: grid;
  align-items: center;
  gap: clamp(30px, 6vw, 72px);
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.collection-page .collection-hero__title {
  max-width: 18ch;
  margin: 0;
  color: var(--collection-ink);
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  letter-spacing: -0.035em;
  line-height: 1.03;
  text-wrap: balance;
}

.collection-page .collection-hero__copy {
  max-width: 66ch;
  margin: 18px 0 0;
  color: var(--collection-muted);
  font-size: clamp(1.02rem, 1.8vw, 1.2rem);
  line-height: 1.75;
}

.collection-page .collection-hero__media {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border: 1px solid rgba(0, 166, 81, 0.16);
  border-radius: var(--collection-radius-lg);
  background: #eef5f1;
  box-shadow: var(--collection-shadow);
}

.collection-page .collection-hero__media > img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.collection-page .collection-hero__badge {
  position: absolute;
  right: 18px;
  bottom: 18px;
  max-width: min(290px, calc(100% - 36px));
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 14px;
  color: var(--collection-ink);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 26px rgba(20, 36, 46, 0.14);
  font-size: 0.9rem;
  line-height: 1.5;
  backdrop-filter: blur(10px);
}

.collection-page .collection-checklist {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.collection-page .collection-checklist li {
  position: relative;
  padding-left: 28px;
  color: var(--collection-ink);
  line-height: 1.55;
}

.collection-page .collection-checklist li::before {
  position: absolute;
  top: 0.3em;
  left: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  color: #fff;
  background: var(--collection-accent);
  content: "\2713";
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 18px;
  text-align: center;
}

.collection-page .collection-hero-points {
  display: grid;
  width: min(900px, 100%);
  gap: 10px 12px;
  margin: 26px auto 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  text-align: left;
}

.collection-page .collection-hero-points span {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 48px;
  align-items: center;
  padding: 10px 14px 10px 42px;
  border: 1px solid rgba(0, 123, 61, 0.2);
  border-radius: 11px;
  color: var(--collection-ink);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 7px 20px rgba(20, 36, 46, 0.07);
  font-size: 0.9rem;
  font-weight: 680;
  line-height: 1.45;
  backdrop-filter: blur(8px);
}

.collection-page .collection-hero-points span::before {
  position: absolute;
  top: 50%;
  left: 15px;
  display: grid;
  width: 19px;
  height: 19px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--collection-accent);
  content: "\2713";
  font-size: 0.68rem;
  font-weight: 900;
  line-height: 1;
  transform: translateY(-50%);
}

.collection-page .collection-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.collection-page .collection-hero .collection-hero-actions {
  justify-content: center;
}

/* In-page decision path */
.collection-page .collection-anchor-nav {
  position: sticky;
  z-index: 8;
  top: var(--collection-sticky-offset, 72px);
  overflow-x: auto;
  border-block: 1px solid var(--collection-line);
  background: rgba(255, 255, 255, 0.96);
  scrollbar-width: thin;
  backdrop-filter: blur(12px);
}

.collection-page .collection-anchor-nav__inner {
  display: flex;
  width: max-content;
  min-width: 100%;
  gap: 4px;
  margin: 0;
  padding: 10px max(var(--collection-gutter), calc((100vw - 1180px) / 2));
  list-style: none;
}

.collection-page .collection-anchor-nav a {
  display: block;
  padding: 9px 13px;
  border-radius: 999px;
  color: var(--collection-muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.collection-page .collection-anchor-nav a:hover,
.collection-page .collection-anchor-nav a[aria-current="location"] {
  color: var(--collection-accent-dark);
  background: var(--collection-soft);
}

/* 2. Short answer / positioning */
.collection-page .collection-answer {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--collection-line);
  border-left: 5px solid var(--collection-accent);
  border-radius: var(--collection-radius);
  background: #fff;
  box-shadow: 0 12px 32px rgba(20, 36, 46, 0.06);
  grid-template-columns: minmax(160px, 0.32fr) minmax(0, 1fr);
}

.collection-page .collection-answer__label {
  color: var(--collection-accent-dark);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.collection-page .collection-answer :where(p, ul) {
  margin-block: 0;
  color: var(--collection-muted);
  line-height: 1.78;
}

/* 3, 6, 8, 9, 11 and buyer priority card systems */
.collection-page .collection-family-grid,
.collection-page .collection-feature-grid,
.collection-page .collection-solution-grid,
.collection-page .collection-priority-grid,
.collection-page .collection-proof-grid,
.collection-page .collection-case-grid,
.collection-page .collection-feedback-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.collection-page .collection-family-card,
.collection-page .collection-feature-card,
.collection-page .collection-solution-card,
.collection-page .collection-priority-card,
.collection-page .collection-proof-card,
.collection-page .collection-case-card,
.collection-page .collection-feedback-card,
.collection-page .collection-card,
.collection-page .collection-buyer-voice {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius);
  color: inherit;
  background: var(--collection-surface);
  box-shadow: 0 8px 24px rgba(20, 36, 46, 0.055);
}

.collection-page a.collection-family-card,
.collection-page a.collection-solution-card,
.collection-page a.collection-case-card {
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.collection-page a.collection-family-card:hover,
.collection-page a.collection-solution-card:hover,
.collection-page a.collection-case-card:hover {
  border-color: color-mix(in srgb, var(--collection-accent) 52%, var(--collection-line));
  transform: translateY(-4px);
  box-shadow: var(--collection-shadow);
}

.collection-page .collection-card__icon {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: 13px;
  color: var(--collection-accent-dark);
  background: var(--collection-soft);
}

.collection-page .collection-card__icon :where(svg, img) {
  width: 25px;
  height: 25px;
}

.collection-page .collection-card__title {
  margin: 0;
  color: var(--collection-ink);
  font-size: 1.08rem;
  line-height: 1.35;
}

.collection-page .collection-card__copy {
  margin: 10px 0 0;
  color: var(--collection-muted);
  font-size: 0.94rem;
  line-height: 1.65;
}

.collection-page .collection-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 16px;
}

.collection-page .collection-tag {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 4px 9px;
  border-radius: 999px;
  color: #315045;
  background: #edf5f1;
  font-size: 0.76rem;
  font-weight: 750;
  line-height: 1.25;
}

.collection-page .collection-card__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 18px;
  color: var(--collection-accent-dark);
  font-size: 0.9rem;
  font-weight: 800;
}

.collection-page .collection-feature-card {
  border-top: 4px solid var(--collection-accent);
}

.collection-page .collection-card > :first-child,
.collection-page .collection-buyer-voice > :first-child {
  margin-top: 0;
}

.collection-page .collection-card > :last-child,
.collection-page .collection-buyer-voice > :last-child {
  margin-bottom: 0;
}

.collection-page .collection-priority-card {
  position: relative;
  padding-top: 56px;
}

.collection-page .collection-priority-card__number {
  position: absolute;
  top: 20px;
  left: 24px;
  color: var(--collection-accent-dark);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.collection-page button.collection-priority-card {
  width: 100%;
  cursor: pointer;
  text-align: left;
}

.collection-page button.collection-priority-card[aria-pressed="true"] {
  border-color: var(--collection-accent);
  background: var(--collection-soft);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--collection-accent) 22%, transparent);
}

/* 4. Featured products: user-controlled rail and normal vertical grid */
.collection-page .collection-rail {
  position: relative;
}

.collection-page .collection-rail__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.collection-page .collection-rail__controls {
  display: flex;
  flex: 0 0 auto;
  justify-content: flex-end;
  gap: 9px;
  margin-bottom: 14px;
}

.collection-page .collection-rail__controls[hidden] {
  display: none;
}

.collection-page .collection-rail__button {
  display: grid;
  width: 44px;
  height: 44px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--collection-line);
  border-radius: 50%;
  cursor: pointer;
  color: var(--collection-ink);
  background: #fff;
}

.collection-page .collection-rail__button:hover:not(:disabled) {
  border-color: var(--collection-accent);
  color: var(--collection-accent-dark);
}

.collection-page .collection-rail__button:disabled {
  cursor: not-allowed;
  opacity: 0.36;
}

.collection-page .collection-rail__track {
  display: grid;
  overflow-x: auto;
  padding: 4px 2px 18px;
  gap: 18px;
  grid-auto-columns: minmax(250px, 0.27fr);
  grid-auto-flow: column;
  overscroll-behavior-inline: contain;
  scroll-behavior: smooth;
  scroll-padding-inline: 2px;
  scroll-snap-type: inline mandatory;
  scrollbar-color: #b7c6be transparent;
  scrollbar-width: thin;
}

.collection-page .collection-product-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.collection-page .collection-product-card {
  display: flex;
  min-width: 0;
  height: 100%;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius);
  color: inherit;
  background: #fff;
  box-shadow: 0 8px 24px rgba(20, 36, 46, 0.055);
  scroll-snap-align: start;
  text-decoration: none;
}

.collection-page .collection-product-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #f1f5f3;
}

.collection-page .collection-product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 220ms ease;
}

.collection-page .collection-product-card:hover .collection-product-card__media img {
  transform: scale(1.035);
}

.collection-page .collection-product-card__body {
  display: flex;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}

.collection-page .collection-product-card__title {
  min-block-size: 2.8em;
  margin: 0;
  color: var(--collection-ink);
  font-size: 1.05rem;
  line-height: 1.4;
}

.collection-page .collection-product-card__copy {
  margin: 10px 0 0;
  color: var(--collection-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.collection-page .collection-product-card__footer {
  margin-top: auto;
  padding-top: 17px;
  color: var(--collection-accent-dark);
  font-size: 0.88rem;
  font-weight: 800;
}

/* 5. Selection/comparison matrix */
.collection-page .collection-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius);
  background: #fff;
  box-shadow: 0 10px 28px rgba(20, 36, 46, 0.055);
}

.collection-page .collection-table {
  width: 100%;
  min-width: 720px;
  border-spacing: 0;
  border-collapse: separate;
  color: var(--collection-ink);
  font-size: 0.92rem;
}

.collection-page .collection-table caption {
  padding: 0 0 14px;
  color: var(--collection-muted);
  font-size: 0.9rem;
  text-align: left;
}

.collection-page .collection-table th,
.collection-page .collection-table td {
  padding: 15px 17px;
  border-bottom: 1px solid var(--collection-line);
  line-height: 1.55;
  text-align: left;
  vertical-align: top;
}

.collection-page .collection-table thead th {
  position: sticky;
  z-index: 1;
  top: 0;
  color: #fff;
  background: #17312c;
  font-size: 0.82rem;
  letter-spacing: 0.025em;
}

.collection-page .collection-table tbody th {
  color: var(--collection-ink);
  background: #f8faf9;
  font-weight: 800;
}

.collection-page .collection-table tbody tr:last-child > * {
  border-bottom: 0;
}

.collection-page .collection-table tbody tr:hover > * {
  background: #f5faf7;
}

/* 7. Engineering context block */
.collection-page .collection-context {
  display: grid;
  align-items: stretch;
  overflow: hidden;
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius-lg);
  background: #fff;
  box-shadow: var(--collection-shadow);
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.collection-page .collection-split {
  display: grid;
  align-items: center;
  gap: clamp(28px, 5vw, 60px);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.collection-page .collection-media {
  min-width: 0;
  overflow: hidden;
  border-radius: var(--collection-radius);
  background: #e9f0ec;
}

.collection-page .collection-media img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
}

.collection-page .collection-context--reverse .collection-context__media {
  order: 2;
}

.collection-page .collection-context__media {
  min-height: 380px;
  background: #e9f0ec;
}

.collection-page .collection-context__media img {
  width: 100%;
  height: 100%;
  min-height: 380px;
  object-fit: cover;
}

.collection-page .collection-context__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(30px, 5vw, 64px);
}

.collection-page .collection-context__body :where(p, ul) {
  color: var(--collection-muted);
  line-height: 1.75;
}

/* 10. Model-specific resource request */
.collection-page .collection-resource-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.collection-page .collection-resource-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius);
  background: #fff;
}

.collection-page .collection-resource-card__type {
  margin-bottom: 14px;
  color: var(--collection-accent-dark);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.collection-page .collection-resource-card__title {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.4;
}

.collection-page .collection-resource-card__copy {
  margin: 10px 0 18px;
  color: var(--collection-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.collection-page .collection-resource-card .collection-button {
  align-self: flex-start;
  margin-top: auto;
}

.collection-page .collection-resource-note,
.collection-page .collection-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  padding: 17px 19px;
  border: 1px solid #ead9ab;
  border-radius: 12px;
  color: #644f1f;
  background: var(--collection-warm);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* 12. Accessible tabs. Panels remain visible until JS enhancement succeeds. */
.collection-page .collection-tabs {
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius-lg);
  background: #fff;
  box-shadow: 0 12px 34px rgba(20, 36, 46, 0.06);
}

.collection-page .collection-tabs__list {
  display: flex;
  overflow-x: auto;
  gap: 4px;
  padding: 12px;
  border-bottom: 1px solid var(--collection-line);
  scrollbar-width: thin;
}

.collection-page .collection-tabs > [role="tablist"] {
  display: flex;
  overflow-x: auto;
  gap: 4px;
  padding: 12px;
  border-bottom: 1px solid var(--collection-line);
  scrollbar-width: thin;
}

.collection-page .collection-tabs__tab,
.collection-page .collection-tabs [role="tab"] {
  min-height: 44px;
  flex: 0 0 auto;
  padding: 10px 16px;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  color: var(--collection-muted);
  background: transparent;
  font-weight: 780;
  white-space: nowrap;
}

.collection-page .collection-tabs__tab:hover,
.collection-page .collection-tabs [role="tab"]:hover {
  color: var(--collection-accent-dark);
  background: var(--collection-soft);
}

.collection-page .collection-tabs__tab[aria-selected="true"],
.collection-page .collection-tabs [role="tab"][aria-selected="true"] {
  color: #fff;
  background: var(--collection-accent-dark);
}

.collection-page .collection-tabs__panel,
.collection-page .collection-tabs [role="tabpanel"] {
  padding: clamp(24px, 4vw, 42px);
}

.collection-page .collection-tabs__panel + .collection-tabs__panel {
  border-top: 1px solid var(--collection-line);
}

.collection-page .collection-tabs.is-enhanced .collection-tabs__panel[hidden] {
  display: none;
}

.collection-page .collection-tabs.is-enhanced [role="tabpanel"][hidden] {
  display: none;
}

.collection-page .collection-tabs.is-enhanced .collection-tabs__panel + .collection-tabs__panel {
  border-top: 0;
}

/* 13. Mid-page CTA */
.collection-page .collection-cta {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 56px);
  border-radius: var(--collection-radius-lg);
  color: #fff;
  background:
    linear-gradient(100deg, rgba(12, 43, 36, 0.97), rgba(0, 123, 61, 0.9)),
    var(--collection-cta-image, none) center / cover;
  box-shadow: var(--collection-shadow);
}

.collection-page .collection-cta__inner {
  display: grid;
  align-items: center;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr) auto;
}

.collection-page .collection-cta__title {
  margin: 0;
  color: #fff;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.16;
}

.collection-page .collection-cta__copy {
  max-width: 64ch;
  margin: 12px 0 0;
  color: #dbe9e2;
  line-height: 1.68;
}

.collection-page .collection-cta .collection-actions {
  flex-wrap: nowrap;
  margin-top: 0;
}

/* 14-15. Evidence and feedback: no decorative quote marks or invented identity UI. */
.collection-page .collection-proof-card__label,
.collection-page .collection-feedback-card__label {
  display: block;
  margin-bottom: 11px;
  color: var(--collection-accent-dark);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.collection-page .collection-feedback-card {
  border-left: 4px solid var(--collection-accent);
}

.collection-page .collection-buyer-voice {
  border-left: 4px solid var(--collection-accent);
}

.collection-page .collection-proof-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.collection-page .collection-proof-list li {
  position: relative;
  padding: 14px 16px 14px 46px;
  border: 1px solid var(--collection-line);
  border-radius: 12px;
  color: var(--collection-muted);
  background: #fff;
  line-height: 1.6;
}

.collection-page .collection-proof-list li::before {
  position: absolute;
  top: 15px;
  left: 16px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  color: #fff;
  background: var(--collection-accent);
  content: "\2713";
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 20px;
  text-align: center;
}

.collection-page .collection-feedback-card__source {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--collection-line);
  color: var(--collection-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.collection-page .collection-case-card {
  padding: 0;
  overflow: hidden;
}

.collection-page .collection-case-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #edf2ef;
}

.collection-page .collection-case-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.collection-page .collection-case-card__body {
  padding: 22px;
}

/* 16. FAQ */
.collection-page .collection-faq {
  display: grid;
  gap: 12px;
}

.collection-page .collection-faq details {
  overflow: hidden;
  border: 1px solid var(--collection-line);
  border-radius: 13px;
  background: #fff;
}

.collection-page .collection-faq summary {
  position: relative;
  padding: 19px 54px 19px 20px;
  cursor: pointer;
  color: var(--collection-ink);
  font-weight: 790;
  line-height: 1.45;
  list-style: none;
}

.collection-page .collection-faq summary::-webkit-details-marker {
  display: none;
}

.collection-page .collection-faq summary::after {
  position: absolute;
  top: 50%;
  right: 20px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: var(--collection-accent-dark);
  background: var(--collection-soft);
  content: "+";
  font-size: 1.15rem;
  line-height: 25px;
  text-align: center;
  transform: translateY(-50%);
}

.collection-page .collection-faq details[open] summary::after {
  content: "\2212";
}

.collection-page .collection-faq__answer {
  padding: 0 20px 20px;
  color: var(--collection-muted);
  line-height: 1.75;
}

.collection-page .collection-faq__answer > :first-child {
  margin-top: 0;
}

.collection-page .collection-faq__answer > :last-child {
  margin-bottom: 0;
}

/* 17. Buyer guide and article hub */
.collection-page .collection-article-layout {
  display: grid;
  align-items: start;
  gap: clamp(28px, 5vw, 58px);
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.34fr);
}

.collection-page .collection-article {
  min-width: 0;
  color: var(--collection-muted);
  line-height: 1.82;
}

.collection-page .collection-article :where(h2, h3, h4) {
  color: var(--collection-ink);
  line-height: 1.25;
  scroll-margin-top: 112px;
}

.collection-page .collection-article :where(h2, h3):not(:first-child) {
  margin-top: 1.8em;
}

.collection-page .collection-article :where(ul, ol) {
  padding-left: 1.25em;
}

.collection-page .collection-article-aside {
  position: sticky;
  top: calc(var(--collection-sticky-offset, 72px) + 74px);
  padding: 22px;
  border: 1px solid var(--collection-line);
  border-radius: var(--collection-radius);
  background: #fff;
}

.collection-page .collection-article-aside__title {
  margin: 0 0 13px;
  font-size: 1rem;
}

.collection-page .collection-article-links {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.collection-page .collection-article-links a {
  color: var(--collection-accent-dark);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.45;
}

/* 18. Final RFQ */
.collection-page .collection-rfq {
  display: grid;
  align-items: start;
  gap: clamp(30px, 6vw, 70px);
  grid-template-columns: minmax(0, 0.8fr) minmax(340px, 1.2fr);
}

.collection-page .collection-rfq__requirements {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.collection-page .collection-rfq__requirements li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  color: #dbe7e2;
  line-height: 1.5;
}

.collection-page .collection-form {
  padding: clamp(24px, 4vw, 38px);
  border-radius: var(--collection-radius-lg);
  color: var(--collection-ink);
  background: #fff;
  box-shadow: var(--collection-shadow);
}

.collection-page .collection-form__grid {
  display: grid;
  gap: 17px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.collection-page .collection-form__field {
  min-width: 0;
}

.collection-page .collection-form__field--full {
  grid-column: 1 / -1;
}

.collection-page .collection-form label {
  display: block;
  margin-bottom: 7px;
  color: var(--collection-ink);
  font-size: 0.85rem;
  font-weight: 760;
}

.collection-page .collection-form :where(input, select, textarea) {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  border: 1px solid #cfd8d3;
  border-radius: 9px;
  color: var(--collection-ink);
  background: #fff;
}

.collection-page .collection-form textarea {
  min-height: 128px;
  resize: vertical;
}

.collection-page .collection-form :where(input, select, textarea):focus {
  border-color: var(--collection-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--collection-accent) 16%, transparent);
}

.collection-page .collection-form__note {
  margin: 14px 0 0;
  color: var(--collection-muted);
  font-size: 0.8rem;
  line-height: 1.55;
}

.collection-page .collection-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 1024px) {
  .collection-page .collection-grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .collection-page .collection-family-grid,
  .collection-page .collection-feature-grid,
  .collection-page .collection-solution-grid,
  .collection-page .collection-priority-grid,
  .collection-page .collection-proof-grid,
  .collection-page .collection-case-grid,
  .collection-page .collection-feedback-grid,
  .collection-page .collection-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .collection-page .collection-resource-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .collection-page .collection-rail__track {
    grid-auto-columns: minmax(260px, 0.43fr);
  }
}

@media (max-width: 820px) {
  .collection-page .collection-hero__grid,
  .collection-page .collection-context,
  .collection-page .collection-split,
  .collection-page .collection-article-layout,
  .collection-page .collection-rfq {
    grid-template-columns: minmax(0, 1fr);
  }

  .collection-page .collection-hero__title {
    max-width: 22ch;
  }

  .collection-page .collection-hero__media,
  .collection-page .collection-hero__media > img,
  .collection-page .collection-context__media,
  .collection-page .collection-context__media img {
    min-height: 320px;
  }

  .collection-page .collection-context--reverse .collection-context__media {
    order: initial;
  }

  .collection-page .collection-answer {
    grid-template-columns: minmax(0, 1fr);
  }

  .collection-page .collection-cta__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .collection-page .collection-cta .collection-actions {
    flex-wrap: wrap;
  }

  .collection-page .collection-article-aside {
    position: static;
  }
}

@media (max-width: 600px) {
  .collection-page {
    --collection-gutter: 18px;
  }

  .collection-page .collection-section {
    padding-block: 48px;
  }

  .collection-page .collection-family-grid,
  .collection-page .collection-feature-grid,
  .collection-page .collection-solution-grid,
  .collection-page .collection-priority-grid,
  .collection-page .collection-proof-grid,
  .collection-page .collection-case-grid,
  .collection-page .collection-feedback-grid,
  .collection-page .collection-resource-grid,
  .collection-page .collection-product-grid,
  .collection-page .collection-form__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .collection-page .collection-grid,
  .collection-page .collection-grid--3,
  .collection-page .collection-grid--4 {
    grid-template-columns: minmax(0, 1fr);
  }

  .collection-page .collection-hero__media,
  .collection-page .collection-hero__media > img,
  .collection-page .collection-context__media,
  .collection-page .collection-context__media img {
    min-height: 270px;
  }

  .collection-page .collection-rail__toolbar {
    align-items: flex-end;
  }

  .collection-page .collection-rail__track {
    margin-right: calc(-1 * var(--collection-gutter));
    padding-right: var(--collection-gutter);
    grid-auto-columns: minmax(270px, calc(100vw - 56px));
  }

  .collection-page .collection-hero-points {
    gap: 9px;
    margin-top: 20px;
    grid-template-columns: minmax(0, 1fr);
  }

  .collection-page .collection-hero-points span {
    min-height: 44px;
    padding: 9px 12px 9px 39px;
    font-size: 0.86rem;
  }

  .collection-page .collection-hero-points span::before {
    left: 13px;
    width: 18px;
    height: 18px;
  }

  .collection-page .collection-hero-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-top: 18px;
  }

  .collection-page .collection-hero-actions .btn,
  .collection-page .collection-hero-actions .collection-button {
    width: 100%;
    white-space: normal;
  }

  .collection-page .collection-button {
    width: 100%;
  }

  .collection-page .collection-actions,
  .collection-page .collection-cta .collection-actions {
    width: 100%;
  }

  .collection-page .collection-rail__button {
    width: 44px;
    min-width: 44px;
    flex: 0 0 44px;
  }

  .collection-page .collection-resource-card .collection-button {
    width: auto;
  }
}

@media (max-width: 420px) {
  .collection-page .collection-hero__title {
    font-size: clamp(2rem, 11vw, 2.7rem);
  }

  .collection-page .collection-family-card,
  .collection-page .collection-feature-card,
  .collection-page .collection-solution-card,
  .collection-page .collection-priority-card,
  .collection-page .collection-proof-card,
  .collection-page .collection-case-card__body,
  .collection-page .collection-feedback-card,
  .collection-page .collection-resource-card {
    padding: 20px;
  }

  .collection-page .collection-tabs__panel {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .collection-page *,
  .collection-page *::before,
  .collection-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (forced-colors: active) {
  .collection-page .collection-button,
  .collection-page .collection-card__icon,
  .collection-page .collection-tag,
  .collection-page .collection-tabs__tab,
  .collection-page .collection-rail__button {
    border: 1px solid ButtonText;
  }
}

@media print {
  .collection-page .collection-anchor-nav,
  .collection-page .collection-rail__controls,
  .collection-page .collection-actions {
    display: none !important;
  }

  .collection-page .collection-section {
    padding-block: 24px;
  }

  .collection-page .collection-rail__track {
    overflow: visible;
    grid-auto-flow: row;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .collection-page .collection-tabs__panel[hidden] {
    display: block !important;
  }
}