/* Feature experience pages */
.lab-page {
  background:
    radial-gradient(ellipse at 80% -10%, rgba(61, 224, 208, 0.1), transparent 42%),
    var(--paper);
  color: var(--ink);
  min-height: 100svh;
}

.lab-top {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  padding: 0 max(24px, calc((100% - 1100px) / 2));
  background: rgba(7, 11, 16, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  color: var(--white);
}

.lab-top .logo { color: var(--white); }
.lab-top .logo-mark {
  width: 40px;
  height: 40px;
}
.lab-top .logo-mark img {
  width: 100%;
  height: 100%;
  display: block;
}
.lab-top-nav {
  display: flex;
  gap: 18px;
  font-weight: 600;
  font-size: 0.9rem;
}
.lab-top-nav a { color: rgba(247, 250, 252, 0.78); }
.lab-top-nav a:hover { color: var(--cyan); }

.lab-main {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0 96px;
}

.lab-hero {
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line-dark);
}
.lab-hero .eyebrow {
  margin: 0 0 10px;
  color: var(--cyan-deep);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
.lab-hero h1 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.lab-lead {
  margin: 0;
  max-width: 40rem;
  color: var(--muted);
  font-size: 1.05rem;
}
.lab-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin-top: 18px;
  align-items: center;
  font-size: 0.88rem;
  color: var(--muted);
}
.lab-hero-meta a {
  color: var(--ink);
  font-weight: 700;
  border-bottom: 1px solid var(--cyan);
}

.lab-playground {
  background: #fff;
  border: 1px solid var(--line-dark);
  border-radius: 20px;
  padding: clamp(20px, 4vw, 36px);
  margin-bottom: 28px;
  box-shadow: 0 20px 50px rgba(7, 11, 16, 0.06);
}
.lab-play-head {
  margin-bottom: 22px;
}
.lab-play-head h2 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.25rem;
}
.lab-play-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}
.lab-hint {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.lab-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}
.lab-detail-grid article {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line-dark);
  border-radius: 16px;
}
.lab-detail-grid h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.05rem;
}
.lab-detail-grid p,
.lab-detail-grid li {
  color: var(--muted);
  font-size: 0.92rem;
}
.lab-detail-grid ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 8px;
}

.lab-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 36px;
}
.lab-pager a {
  display: grid;
  gap: 4px;
  padding: 18px 20px;
  border-radius: 14px;
  border: 1px solid var(--line-dark);
  background: #fff;
  transition: border-color 0.2s, transform 0.2s;
}
.lab-pager a:hover {
  border-color: var(--cyan-deep);
  transform: translateY(-1px);
}
.lab-pager a:last-child { text-align: right; }
.lab-pager span {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.lab-pager strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.lab-cta {
  padding: 36px 28px;
  border-radius: 20px;
  background: var(--ink);
  color: var(--white);
  text-align: center;
}
.lab-cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
}
.lab-cta p {
  margin: 0 0 20px;
  color: rgba(247, 250, 252, 0.7);
}
.lab-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.lab-cta .btn-ghost {
  border-color: rgba(247, 250, 252, 0.35);
  color: var(--white);
}

.lab-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 40px;
}
.lab-hub-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line-dark);
  border-radius: 16px;
  min-height: 200px;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.lab-hub-card:hover {
  border-color: var(--cyan-deep);
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(7, 11, 16, 0.08);
}
.lab-hub-num {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--cyan-deep);
  font-size: 0.9rem;
}
.lab-hub-card h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.lab-hub-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  flex: 1;
}
.lab-hub-go {
  font-weight: 700;
  color: var(--ink);
  font-size: 0.88rem;
}

.lab-theme { gap: 16px; }
.lab-tabs .tabs-panel {
  padding: 18px 4px 4px;
}
.lab-tabs .tabs-panel h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
}
.lab-tabs .tabs-panel p { margin: 0; color: var(--muted); }

.lab-gallery {
  grid-template-columns: repeat(3, 1fr) !important;
}
.lab-gallery button {
  position: relative;
  overflow: hidden;
}
.lab-gallery span {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 4px 8px;
  border-radius: 6px;
  background: rgba(7, 11, 16, 0.7);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
}

.lab-ba {
  min-height: 360px;
  border-radius: 16px;
  overflow: hidden;
}
.ba-label {
  position: absolute;
  top: 14px;
  z-index: 3;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(7, 11, 16, 0.7);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  pointer-events: none;
}
.ba-label-b { left: 14px; }
.ba-label-a { right: 14px; }

.lab-carousel .carousel-slide {
  min-height: 180px;
  display: grid;
  align-content: center;
  gap: 12px;
  padding: 28px;
}
.lab-carousel .carousel-slide p {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.55;
  font-weight: 600;
}
.lab-carousel cite {
  color: var(--muted);
  font-style: normal;
  font-size: 0.88rem;
}
.carousel-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}
.carousel-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line-dark);
}
.carousel-dots i.is-on { background: var(--cyan-deep); }

.lab-filter .filter-item {
  display: grid;
  gap: 4px;
  padding: 18px;
}
.lab-filter .filter-item strong {
  font-family: var(--font-display);
}
.lab-filter .filter-item span {
  font-size: 0.8rem;
  color: var(--muted);
}

.lab-calc { max-width: 560px; }
.lab-form { max-width: 480px; display: grid; gap: 14px; }
.lab-form label { display: grid; gap: 6px; }
.lab-form input,
.lab-form textarea {
  padding: 12px 14px;
  border: 1px solid var(--line-dark);
  border-radius: 10px;
}
.lab-form .is-bad { border-color: #d64545; }
.lab-bars > div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 12px;
  align-items: center;
  margin-bottom: 14px;
}
.lab-bars > div span { grid-column: 1; }
.lab-bars > div em {
  grid-column: 2;
  font-style: normal;
  font-weight: 700;
  color: var(--cyan-deep);
}
.lab-bars > div i {
  grid-column: 1 / -1;
}
.lab-map { min-height: 360px; border-radius: 16px; overflow: hidden; }
.lab-map iframe { width: 100%; height: 360px; border: 0; }
.lab-map-meta {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.92rem;
}
.lab-map-meta p { margin: 0 0 6px; }
.lab-utils { margin-bottom: 16px; }
.lab-search { margin-top: 12px; }
.lab-chat-stage { display: grid; gap: 14px; justify-items: start; }

/* —— Admin CMS demo —— */
.admin-kicker {
  margin: 0 0 6px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-deep);
  font-weight: 700;
}
.admin-login-card,
.admin-dash {
  max-width: 820px;
  margin: 0 auto;
}
.admin-login-card {
  padding: 28px 24px;
  border: 1px solid var(--line-dark);
  border-radius: 16px;
  background: #fff;
}
.admin-login-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.45rem;
}
.admin-hint {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.92rem;
}
.admin-form {
  display: grid;
  gap: 12px;
}
.admin-form label,
.admin-editor label,
.admin-product-fields label {
  display: grid;
  gap: 6px;
  font-size: 0.86rem;
  font-weight: 600;
}
.admin-form input,
.admin-editor input,
.admin-editor textarea,
.admin-product-fields input {
  padding: 12px 14px;
  border: 1px solid var(--line-dark);
  border-radius: 10px;
  font: inherit;
  font-weight: 500;
}
.admin-error {
  margin: 0;
  color: #d64545;
  font-size: 0.88rem;
}
.admin-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-dark);
}
.admin-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.admin-tabs button {
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line-dark);
  background: #fff;
  font: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  color: var(--ink);
}
.admin-tabs button.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.admin-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
}
.admin-row strong { display: block; margin-bottom: 4px; }
.admin-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}
.admin-editor {
  margin-top: 18px;
  padding: 18px;
  border-radius: 14px;
  border: 1px solid var(--line-dark);
  background: var(--paper);
  display: grid;
  gap: 12px;
}
.admin-editor h4 { margin: 0; }
.admin-editor-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.admin-products {
  display: grid;
  gap: 16px;
}
.admin-product {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 16px;
  padding: 14px;
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  background: #fff;
}
.admin-product-thumb img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 10px;
  background: var(--ink);
}
.admin-file {
  display: inline-flex;
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}
.admin-file input { display: none; }
.admin-product-fields {
  display: grid;
  gap: 10px;
  align-content: start;
}
.admin-preview {
  display: grid;
  gap: 18px;
}
.admin-preview-post {
  padding: 20px;
  border-radius: 14px;
  background: var(--ink);
  color: #fff;
}
.admin-preview-post h3 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
}
.admin-preview-post p:last-child {
  margin: 0;
  color: rgba(247, 250, 252, 0.78);
  line-height: 1.6;
}
.admin-preview-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.admin-preview-card {
  border: 1px solid var(--line-dark);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.admin-preview-card img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.admin-preview-card div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  font-size: 0.88rem;
}
.admin-preview-card em {
  font-style: normal;
  font-weight: 800;
  color: var(--cyan-deep);
}

@media (max-width: 720px) {
  .admin-product { grid-template-columns: 1fr; }
  .admin-preview-products { grid-template-columns: 1fr; }
  .admin-row { flex-direction: column; }
}

@media (max-width: 960px) {
  .lab-hub-grid { grid-template-columns: repeat(2, 1fr); }
  .lab-detail-grid { grid-template-columns: 1fr; }
  .lab-gallery { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 640px) {
  .lab-main { width: calc(100% - 28px); padding-top: 28px; }
  .lab-hub-grid { grid-template-columns: 1fr; }
  .lab-pager { grid-template-columns: 1fr; }
  .lab-pager a:last-child { text-align: left; }
  .lab-top { padding: 0 14px; }
  .lab-ba { min-height: 260px; }
}


.lab-counter {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.lab-counter > div {
  padding: 22px 14px;
  background: var(--paper);
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  text-align: center;
}
.lab-counter strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.lab-counter span { font-size: 0.78rem; color: var(--muted); }

.lab-typed { margin-bottom: 12px; }
.lab-typed-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.lab-typed-list li {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-dark);
  font-size: 0.82rem;
  color: var(--muted);
}

.lab-progress-demo { display: grid; gap: 14px; }
.lab-progress-track {
  height: 8px;
  border-radius: 999px;
  background: var(--paper-2);
  overflow: hidden;
}
.lab-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan-deep), var(--cyan));
  transition: width 0.05s linear;
}
.lab-progress-val { margin: 0; color: var(--muted); }
.lab-progress-val strong { color: var(--ink); font-size: 1.2rem; }
.lab-progress-filler {
  display: grid;
  gap: 18px;
  padding: 8px 0 40px;
  color: var(--muted);
  line-height: 1.75;
}

.lab-faq { display: grid; gap: 10px; max-width: 640px; }
.lab-faq details {
  border: 1px solid var(--line-dark);
  border-radius: 12px;
  background: var(--paper);
  padding: 4px 16px;
}
.lab-faq summary {
  cursor: pointer;
  font-weight: 700;
  padding: 14px 0;
  list-style: none;
}
.lab-faq summary::-webkit-details-marker { display: none; }
.lab-faq details p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  .lab-counter { grid-template-columns: repeat(2, 1fr); }
}