/* Knowledge base — category list, article reader, manifesto */

.kb-page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 28px 80px;
}

.kb-header {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 0.5px solid var(--b1);
}

.kb-breadcrumb {
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--text-ui-muted);
  margin-bottom: 16px;
}

.kb-breadcrumb span {
  color: var(--teal);
}

.kb-title {
  font-family: Georgia, serif;
  font-size: clamp(2rem, 5vw, 52px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--tx);
  margin-bottom: 12px;
}

.kb-desc {
  font-family: var(--font-main);
  font-size: var(--text-article);
  color: var(--text-secondary);
  line-height: var(--leading-body);
  max-width: 640px;
}

/* Filters and sort controls */
.kb-controls {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
  margin-bottom: 30px;
}

.tag-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  color: var(--text-ui-muted);
  background: transparent;
  border: 0.5px solid var(--b2);
  border-radius: 20px;
  cursor: pointer;
  transition: color 0.18s, border-color 0.18s, background 0.18s;
}

.tag-chip svg {
  width: 11px;
  height: 11px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.1;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tag-chip:hover {
  color: var(--teal);
  border-color: var(--teal-border-mid);
}

.tag-chip.active {
  color: var(--teal);
  border-color: var(--teal-border-strong);
  background: var(--teal-bg);
}

.tag-chip[data-tag=""] {
  /* all */
}

.kb-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  flex-wrap: wrap;
  width: 100%;
}

.search-control-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.search-label {
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  color: var(--text-ui-muted);
}

.search-control {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 10px;
  width: 14px;
  height: 14px;
  stroke: var(--tx3);
  fill: none;
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.search-input {
  width: 200px;
  padding: 8px 30px 8px 32px;
  border-radius: 18px;
  border: 0.5px solid var(--b2);
  background: var(--sf);
  color: var(--tx2);
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}

.search-input::placeholder {
  color: var(--text-ui-muted);
  opacity: 0.85;
}

.search-input:hover,
.search-input:focus {
  border-color: var(--teal-border-mid);
  color: var(--teal);
  outline: none;
  background: var(--teal-bg);
}

.search-input:focus + .search-clear,
.search-control:focus-within .search-icon {
  stroke: var(--teal);
}

.search-control:focus-within .search-icon {
  stroke: var(--teal);
}

.search-clear {
  position: absolute;
  right: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--tx3);
  cursor: pointer;
  transition: color 0.18s, background 0.18s;
}

.search-clear svg {
  width: 10px;
  height: 10px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.4;
  stroke-linecap: round;
}

.search-clear:hover {
  color: var(--teal);
  background: var(--teal-bg);
}

.search-clear.is-hidden {
  display: none;
}

.sort-control-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.sort-label {
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  color: var(--text-ui-muted);
}

.sort-control {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.sort-icon,
.sort-caret {
  position: absolute;
  width: 14px;
  height: 14px;
  stroke: var(--tx3);
  fill: none;
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.sort-icon {
  left: 10px;
}

.sort-caret {
  right: 10px;
}

.sort-select {
  appearance: none;
  padding: 8px 30px 8px 32px;
  border-radius: 18px;
  border: 0.5px solid var(--b2);
  background: var(--sf);
  color: var(--tx2);
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}

.sort-select:hover,
.sort-select:focus {
  border-color: var(--teal-border-mid);
  color: var(--teal);
  outline: none;
  background: var(--teal-bg);
}

/* Article cards grid */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.article-card {
  display: block;
  padding: 0;
  background: var(--sf);
  border: 0.5px solid var(--b1);
  border-radius: 4px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
  overflow: hidden;
}

.article-card .card-cover {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 0.5px solid var(--b1);
}

.article-card .card-body {
  padding: 22px 24px;
}

.article-card:hover {
  border-color: var(--teal-border-soft);
  background: var(--teal-bg);
}

.article-card:hover .card-body {
  background: var(--teal-bg);
}

.article-card h2 {
  font-family: Georgia, serif;
  font-size: 22px;
  font-weight: 300;
  color: var(--tx);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.article-card .card-abstract {
  font-size: 13.5px;
  color: var(--tx2);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}

.article-card .card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  color: var(--text-ui-muted);
}

.article-card .card-meta span {
  color: var(--tx2);
}

.article-card .card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.card-tag {
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--teal);
  border: 0.5px solid var(--teal-border-light);
  padding: 2px 8px;
  border-radius: 2px;
}

.card-locale-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 12px;
}

.card-locale-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 2px;
  border: 0.5px solid var(--b2);
  color: var(--tx2);
  background: var(--bg2);
}

.card-locale-badge--en {
  color: var(--teal);
  border-color: var(--teal-border-light);
  background: rgba(45, 212, 191, 0.06);
}

.card-locale-badge--ru {
  color: var(--amber);
  border-color: var(--amber-border);
  background: var(--amber-bg);
}

.kb-empty {
  grid-column: 1 / -1;
  padding: 48px 24px;
  text-align: center;
  color: var(--tx3);
  font-size: 14px;
  border: 0.5px dashed var(--b2);
  border-radius: 4px;
}

.kb-empty--search {
  color: var(--tx2);
}

.kb-empty-query {
  color: var(--tx1);
  background: color-mix(in srgb, var(--teal) 16%, transparent);
  padding: 1px 6px;
  border-radius: 3px;
  font-style: normal;
  font-weight: 500;
}

.kb-loading {
  opacity: 0.5;
  pointer-events: none;
}

.kb-load-more-wrap {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.kb-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 20px;
  border: 0.5px solid var(--b2);
  background: var(--sf);
  color: var(--tx2);
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}

.kb-load-more:hover:not(:disabled) {
  border-color: var(--teal-border-mid);
  color: var(--teal);
  background: var(--teal-bg);
}

.kb-load-more:disabled {
  opacity: 0.7;
  cursor: wait;
}

.kb-load-more svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.3;
  stroke-linecap: round;
}

.kb-load-more.is-hidden {
  display: none;
}

.kb-status {
  min-height: 16px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  color: var(--text-ui-muted);
}

/* Article reader layout */
.page-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  min-height: calc(100vh - 56px);
}

.page-wrap:has(.toc) {
  grid-template-columns: 240px minmax(0, 1fr);
}

.toc {
  position: sticky;
  top: var(--site-nav-height);
  height: calc(100vh - var(--site-nav-height));
  overflow-y: auto;
  padding: 32px 14px 32px 24px;
  border-right: 0.5px solid var(--b1);
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 240px;
  max-width: 240px;
}

.toc-title {
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--text-ui-muted);
  margin-bottom: 14px;
}

.toc-link {
  font-size: 11px;
  color: var(--tx3);
  text-decoration: none;
  padding: 5px 8px;
  border-radius: 3px;
  transition: color 0.18s, background 0.18s;
  display: block;
  line-height: 1.4;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.toc-link.level-3 {
  padding-left: 18px;
  font-size: 10.5px;
}

.toc-link:hover,
.toc-link.active {
  color: var(--teal);
  background: var(--teal-bg);
}

.article-content {
  padding: 40px 40px 80px 32px;
  width: 100%;
  max-width: none;
  box-sizing: border-box;
}

@media (min-width: 901px) {
  .page-wrap:has(.toc) {
    grid-template-columns: 240px minmax(0, 1fr);
  }

  .article-content {
    padding: 44px 56px 88px 44px;
  }
}

/* Article watermark — variant 7: diagonal REGENETICS + center logo */
.article-reader-shell {
  position: relative;
  overflow: hidden;
  min-width: 0;
}

.article-watermark-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background-image: url("/static/svg/wm-pattern-diagonal.svg");
  background-size: 220px 220px;
  opacity: 0.9;
}

.article-watermark-layer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("/static/svg/logo.webp") center 38% / min(280px, 42vw) no-repeat;
  opacity: 0.08;
}

html.theme-light .article-watermark-layer,
html[data-theme="light"] .article-watermark-layer {
  background-image: url("/static/svg/wm-pattern-diagonal-light.svg");
  opacity: 1;
}

html.theme-light .article-watermark-layer::after,
html[data-theme="light"] .article-watermark-layer::after {
  opacity: 0.14;
}

.article-reader-shell .article-content {
  position: relative;
  z-index: 1;
}

.page-header {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 0.5px solid var(--b1);
}

.article-cover {
  margin: 0 0 28px;
  max-width: 360px;
  border-radius: 4px;
  overflow: hidden;
  border: 0.5px solid var(--b1);
  background: var(--sf);
}

.article-cover img {
  display: block;
  width: 100%;
  max-height: 180px;
  object-fit: contain;
  object-position: left center;
}

.page-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--teal);
  border: 0.5px solid var(--teal-border-soft);
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 18px;
}

.page-title {
  font-family: Georgia, serif;
  font-size: clamp(2rem, 5vw, 52px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--tx);
  margin-bottom: 14px;
}

.page-subtitle {
  font-family: var(--font-main);
  font-size: var(--text-article);
  color: var(--tx);
  line-height: var(--leading-body);
  max-width: 820px;
  margin-bottom: 20px;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.meta-item {
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--text-muted);
}

.meta-item span {
  color: var(--tx2);
}

.abstract {
  background: var(--sf);
  border: 0.5px solid var(--b1);
  border-radius: 4px;
  padding: 14px 18px;
  margin-bottom: 24px;
  max-width: 820px;
}

.abstract-label {
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--text-ui-muted);
  margin-bottom: 10px;
  display: block;
}

.abstract-text {
  font-family: var(--font-main);
  font-size: var(--text-article);
  line-height: var(--leading-body);
  color: var(--tx);
}

.article-body {
  font-family: var(--font-main);
  font-size: var(--text-article);
  line-height: var(--leading-body);
  color: var(--tx);
}

.article-body p,
.article-body li,
.article-body blockquote,
.article-body .pq,
.article-body .pq p,
.article-body .callout p,
.article-body .article-disclaimer,
.article-body .article-disclaimer em {
  color: var(--tx);
}

.article-body h2,
.article-body h3 {
  scroll-margin-top: 72px;
  font-family: Georgia, serif;
  font-weight: 300;
  color: var(--tx);
  margin: 40px 0 16px;
}

.article-body h2 {
  font-size: 28px;
}

.article-body h3 {
  font-size: 20px;
}

.article-body p {
  margin-bottom: 16px;
}

.article-body a {
  color: var(--teal);
  border-bottom: 0.5px solid var(--teal-border-light);
  transition: opacity 0.18s ease;
}

.article-body a:hover {
  opacity: 0.85;
}

.article-body em {
  color: var(--tx);
  font-style: italic;
}

.article-body strong {
  color: var(--tx);
  font-weight: 500;
}

.article-body .pq,
.article-body blockquote {
  border-left: 1.5px solid var(--teal);
  padding: 18px 24px;
  margin: 28px 0;
  background: var(--teal-quote-bg);
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-body .callout {
  background: var(--callout-bg);
  border: 0.5px solid var(--callout-border);
  border-radius: 4px;
  padding: 18px 22px;
  margin: 24px 0;
}

.references-block {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 0.5px solid var(--b1);
}

.references-block h2 {
  font-family: Georgia, serif;
  font-size: 22px;
  font-weight: 300;
  margin-bottom: 16px;
  color: var(--tx);
}

.ref-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ref-list li {
  font-family: var(--font-main);
  font-size: var(--text-md);
  color: var(--tx);
  line-height: var(--leading-body);
}

.ref-list a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 0.5px solid var(--teal-border-light);
}

.ref-list a:hover {
  opacity: 0.8;
}

.studied-badge {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  color: var(--teal);
}

/* Manifesto */
.manifesto-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 28px 120px;
}

.manifesto-hero {
  text-align: center;
  margin-bottom: 56px;
  padding-bottom: 40px;
  border-bottom: 0.5px solid var(--rose-border);
}

.manifesto-hero h1 {
  font-family: Georgia, serif;
  font-size: clamp(2.5rem, 8vw, 64px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--tx);
  margin-bottom: 16px;
}

.manifesto-hero .manifesto-rule {
  width: 48px;
  height: 1px;
  background: var(--rose-gold, #E4B8AE);
  margin: 0 auto 20px;
}

.manifesto-hero p {
  font-family: var(--font-mono);
  font-size: var(--text-ui-sm);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--text-ui-muted);
}

.manifesto-body {
  font-family: Georgia, serif;
  font-size: 18px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--tx2);
}

.manifesto-body h2 {
  font-size: 28px;
  color: var(--tx);
  margin: 48px 0 20px;
  padding-top: 24px;
  border-top: 0.5px solid var(--rose-border-soft);
}

.manifesto-body p {
  margin-bottom: 20px;
}

.nav-links a.nav-active {
  color: var(--teal);
}

.locale-fallback-banner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 28px;
  font-size: 12px;
  color: var(--amber);
  background: var(--amber-bg);
  border-bottom: 0.5px solid var(--amber-border);
}

.engagement-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 40px 0 24px;
  padding: 20px 0;
  border-top: 0.5px solid var(--b1);
}

.eng-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  background: transparent;
  border: 0.5px solid var(--b2);
  color: var(--tx2);
  cursor: pointer;
  border-radius: 4px;
  transition: color 0.18s, border-color 0.18s, background 0.18s;
}

.eng-btn-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.35;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.eng-btn:hover {
  color: var(--teal);
  border-color: var(--teal-border);
}

.eng-btn[data-active="true"] {
  color: var(--teal);
  border-color: var(--teal-border-strong);
  background: var(--teal-bg);
}

.studied-count-live {
  font-family: var(--font-ui);
  font-size: var(--text-ui-sm);
  color: var(--text-ui-muted);
}

.studied-count-live::before {
  content: "· ";
}

.selection-menu {
  position: fixed;
  z-index: 1000;
  display: flex;
  gap: 4px;
  padding: 6px;
  background: var(--sf);
  border: 0.5px solid var(--b2);
  border-radius: 6px;
  box-shadow: 0 8px 32px var(--shadow-elevated);
}

.selection-menu button {
  padding: 8px 12px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  background: transparent;
  border: none;
  color: var(--tx2);
  cursor: pointer;
  white-space: nowrap;
}

.selection-menu button:hover {
  color: var(--teal);
}

@media (max-width: 900px) {
  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kb-toolbar {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 20px;
  }

  .search-control-wrap {
    width: 100%;
    flex: none;
  }

  .search-input {
    width: 100%;
    min-width: 0;
  }

  .sort-control-wrap {
    width: 100%;
    justify-content: flex-start;
  }

  .page-wrap,
  .page-wrap:has(.toc) {
    grid-template-columns: minmax(0, 1fr);
  }

  .toc {
    position: static;
    width: 100%;
    max-width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 0.5px solid var(--b1);
    flex-direction: row;
    flex-wrap: wrap;
    padding: 16px 16px;
    gap: 6px;
    box-sizing: border-box;
  }

  .toc-title {
    width: 100%;
    margin-bottom: 8px;
  }

  .article-content {
    padding: 28px 16px 64px;
    width: 100%;
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .article-reader-shell {
    min-width: 0;
    overflow-x: clip;
  }

  .engagement-bar {
    gap: 8px;
  }

  .eng-btn {
    flex: 1 1 100%;
    justify-content: center;
    white-space: normal;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .kb-page {
    padding: 32px 16px 64px;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }
}

/* Auth gate — sign in / register prompt */
.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-gate[hidden] {
  display: none !important;
}

.auth-gate-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(4px);
}

.auth-gate-panel {
  position: relative;
  width: min(420px, 100%);
  padding: 32px 28px 28px;
  background: var(--sf);
  border: 0.5px solid var(--b2);
  border-radius: 10px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
}

.auth-gate-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--tx3);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  border-radius: 4px;
}

.auth-gate-close:hover {
  color: var(--tx);
  background: var(--b1);
}

.auth-gate-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui-wide);
  color: var(--amber);
  margin-bottom: 14px;
}

.auth-gate-title {
  font-family: Georgia, serif;
  font-size: 1.55rem;
  font-weight: 300;
  color: var(--tx);
  line-height: 1.25;
  margin-bottom: 12px;
}

.auth-gate-text {
  font-family: var(--font-main);
  font-size: var(--text-article);
  line-height: var(--leading-body);
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.auth-gate-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.auth-gate-btn {
  flex: 1 1 140px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  font-family: var(--font-ui);
  font-size: var(--text-ui-xs);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 4px;
  border: 0.5px solid var(--b2);
  color: var(--tx2);
  background: transparent;
  transition: color 0.18s, border-color 0.18s, background 0.18s;
}

.auth-gate-btn:hover {
  color: var(--teal);
  border-color: var(--teal-border);
}

.auth-gate-btn-primary {
  color: var(--teal);
  border-color: var(--teal-border-strong);
  background: var(--teal-bg);
}

.auth-gate-btn-primary:hover {
  background: var(--teal-hover-bg);
}

body.auth-gate-open {
  overflow: hidden;
}