:root {
  color-scheme: light;
  --page: #ffffff;
  --surface: #ffffff;
  --surface-raised: #f4f6f8;
  --surface-soft: #eef6f8;
  --nav-bg: rgba(255, 255, 255, 0.94);
  --card-border: #dce2e7;
  --card-shadow: 0 14px 36px rgba(23, 37, 31, 0.07);
  --teal: #087b79;
  --amber: #a25b0b;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --ink: #edf5f7;
  --muted: #a9bac4;
  --green: #43b9ec;
  --green-dark: #87d7f7;
  --line: #34444f;
  --soft: #17232c;
  --mint: #143444;
  --page: #101820;
  --surface: #15212a;
  --surface-raised: #1b2a34;
  --surface-soft: #172d31;
  --nav-bg: rgba(16, 24, 32, 0.94);
  --card-border: #34444f;
  --card-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
  --teal: #52c9bd;
  --amber: #f3b65f;
}

body {
  background: var(--page);
}
.site-header {
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
}
.theme-switcher {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-raised);
}
.theme-switcher button {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
}
.theme-switcher button:hover {
  color: var(--ink);
  background: var(--surface);
}
.theme-switcher button[aria-pressed="true"] {
  color: var(--green);
  background: var(--surface);
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.12);
}
.theme-switcher img,
html[data-theme="dark"] .icon-button img,
html[data-theme="dark"] .text-link img {
  filter: none;
}
html[data-theme="dark"] img[src$=".svg"] {
  filter: brightness(0) invert(1);
}
html[data-theme="dark"] .brand-mark img,
html[data-theme="dark"] .hero-image,
html[data-theme="dark"] .server-figure img {
  filter: none;
}

html[data-theme="dark"] .hero {
  background: #101820;
}
html[data-theme="dark"] .hero:after {
  background: linear-gradient(
    90deg,
    rgba(16, 24, 32, 0.97) 0%,
    rgba(16, 24, 32, 0.87) 34%,
    rgba(16, 24, 32, 0.18) 68%,
    transparent 100%
  );
}
html[data-theme="dark"] .hero-copy,
html[data-theme="dark"] .hero-detail,
html[data-theme="dark"] .hero-caption {
  color: #d9e8ed;
}
html[data-theme="dark"] .intro-band,
html[data-theme="dark"] .scenario-band,
html[data-theme="dark"] .faq-band,
html[data-theme="dark"] .article-header {
  background: var(--surface-raised);
}
html[data-theme="dark"] .requirements-tool,
html[data-theme="dark"] select,
html[data-theme="dark"] textarea,
html[data-theme="dark"] .boundary-diagram {
  background: var(--surface);
  color: var(--ink);
}
html[data-theme="dark"] .article-body p,
html[data-theme="dark"] .case dd,
html[data-theme="dark"] .article-body ul {
  color: #c0ced5;
}
html[data-theme="dark"] .delivery-band {
  background: #071c24;
}

.insight-page main {
  background: var(--surface-soft);
  color: var(--ink);
}
.insight-page .article-header {
  background: var(--surface-raised);
  border-bottom: 1px solid var(--line);
}
.insight-page .article-layout {
  align-items: start;
}
.insight-page .article-nav {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-raised);
}
.insight-page .article-body {
  max-width: 880px;
  padding: 38px 42px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink);
}
.insight-page .article-body h2,
.insight-page .article-body h3,
.insight-page .case dt {
  color: var(--ink);
}
.insight-page .article-body p,
.insight-page .case dd,
.insight-page .article-body ul,
.insight-page .article-body ol {
  color: var(--muted);
}
.insight-page .article-callout,
.insight-page blockquote {
  border-left: 3px solid var(--teal);
  background: var(--surface-raised);
  color: var(--ink);
}
.insight-page blockquote {
  margin: 20px 0;
  padding: 14px 20px;
}
.insight-page .sources {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.insight-page .sources a,
.insight-page .article-body a {
  color: var(--green);
}
.insight-page .article-body table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  color: var(--ink);
}
.insight-page .article-body th,
.insight-page .article-body td {
  padding: 10px 12px;
  border: 1px solid var(--line);
  text-align: left;
}
.insight-page .article-body th {
  background: var(--surface-raised);
}
.insight-page .site-footer {
  background: var(--page);
  color: var(--ink);
}

.compact-hero {
  padding: 82px 0 56px;
  background: var(--surface-raised);
  border-bottom: 1px solid var(--line);
}
.compact-hero h1 {
  max-width: 900px;
  font-size: 44px;
}
.compact-hero .lede {
  max-width: 790px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 17px;
}
.compact-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 12px;
}
.section-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.section-kicker {
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
}

.download-preview,
.resource-preview {
  display: grid;
  grid-template-columns: 0.86fr 1.5fr;
  gap: 54px;
  align-items: start;
}
.preview-copy p {
  color: var(--muted);
  margin-top: 18px;
}
.preview-copy .button {
  margin-top: 26px;
}
.platform-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.platform-card {
  min-height: 190px;
  padding: 22px;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  background: var(--surface);
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
}
.platform-card h3 {
  font-size: 19px;
}
.platform-card p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}
.platform-card .platform-meta {
  margin-top: auto;
  padding-top: 22px;
  color: var(--teal);
  font-size: 11px;
  font-weight: 700;
}
.platform-card.pending {
  box-shadow: none;
  border-style: dashed;
}

.resource-domain-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
}
.resource-preview-navigation {
  min-width: 0;
}
.curated-resource-preview {
  margin-bottom: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-raised);
}
.curated-resource-preview > p {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 11px;
}
.curated-resource-preview > p span {
  color: var(--muted);
  font-weight: 400;
  text-align: right;
}
.curated-resource-preview > div {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
}
.curated-resource-preview a {
  min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--ink);
  font-size: 11px;
  overflow-wrap: anywhere;
}
.curated-resource-preview a:hover,
.curated-resource-preview a:focus-visible {
  border-color: var(--teal);
  color: var(--teal);
}
.curated-resource-preview a span {
  display: block;
  margin-bottom: 3px;
  color: var(--amber);
  font-size: 9px;
  font-weight: 800;
}
.curated-resource-preview a span::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 3px;
  vertical-align: -1px;
  background: currentColor;
  mask: url("/assets/icons/star.svg") center / contain no-repeat;
  -webkit-mask: url("/assets/icons/star.svg") center / contain no-repeat;
}
.resource-domain-list a {
  min-height: 52px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  font-size: 12px;
}
.resource-domain-list a:hover {
  border-color: var(--teal);
  color: var(--teal);
}
.domain-index {
  color: var(--amber);
  font-size: 10px;
  font-weight: 800;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.download-card {
  min-height: 300px;
  padding: 25px;
  border: 1px solid var(--card-border);
  border-radius: 7px;
  background: var(--surface);
  display: flex;
  flex-direction: column;
}
.download-card h2 {
  font-size: 23px;
}
.download-card .version {
  margin-top: 7px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
}
.download-card p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
}
.download-card ul {
  padding-left: 18px;
  margin: 18px 0 24px;
  color: var(--muted);
  font-size: 12px;
}
.download-card .button {
  margin-top: auto;
  justify-content: center;
}
.download-card .download-links {
  display: grid;
  gap: 8px;
  margin-top: auto;
}
.download-card .download-links .button {
  margin-top: 0;
}
.button.primary,
.button.primary:visited {
  border-color: #086da8;
  background: #086da8;
  color: #fff;
}
.button.primary:hover {
  border-color: #075786;
  background: #075786;
  color: #fff;
}
.button.primary:active {
  border-color: #06466c;
  background: #06466c;
  color: #fff;
}
.button.secondary,
.button.secondary:visited {
  border-color: #aebdc8;
  background: #f4f6f8;
  color: #20262c;
}
.button.secondary:hover {
  border-color: #7894a6;
  background: #e9f5fb;
  color: #17252f;
}
.button.secondary:active {
  border-color: #597789;
  background: #dcecf4;
  color: #17252f;
}
.button[aria-disabled="true"] {
  border-color: #c5ced5;
  background: #e3e8ec;
  color: #53616b;
  cursor: not-allowed;
  opacity: 1;
}
html[data-theme="dark"] .button.primary,
html[data-theme="dark"] .button.primary:visited {
  border-color: #0875ad;
  background: #0875ad;
  color: #fff;
}
html[data-theme="dark"] .button.primary:hover {
  border-color: #075e8e;
  background: #075e8e;
  color: #fff;
}
html[data-theme="dark"] .button.primary:active {
  border-color: #06496f;
  background: #06496f;
  color: #fff;
}
html[data-theme="dark"] .button.secondary,
html[data-theme="dark"] .button.secondary:visited {
  border-color: #496273;
  background: #223542;
  color: #edf5f7;
}
html[data-theme="dark"] .button.secondary:hover {
  border-color: #6f93a7;
  background: #2b4352;
  color: #fff;
}
html[data-theme="dark"] .button.secondary:active {
  border-color: #83a7ba;
  background: #1b2c37;
  color: #fff;
}
html[data-theme="dark"] .button[aria-disabled="true"] {
  border-color: #465661;
  background: #293640;
  color: #b9c7ce;
}
.download-notice {
  margin-top: 25px;
  padding: 18px 20px;
  border-left: 3px solid var(--amber);
  background: var(--surface-raised);
  color: var(--muted);
  font-size: 13px;
}
.checksum-link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--green);
  font-weight: 650;
}

.resource-toolbar {
  position: sticky;
  top: 82px;
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(240px, 1.5fr) repeat(2, minmax(170px, 0.65fr));
  gap: 12px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
}
.resource-view-switch {
  display: inline-flex;
  gap: 4px;
  margin: 20px 0 12px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-raised);
}
.resource-view-switch button {
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}
.resource-view-switch button[aria-selected="true"] {
  border-color: var(--teal);
  background: var(--surface);
  color: var(--ink);
}
.resource-view-switch button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}
.resource-toolbar-expanded {
  grid-template-columns: minmax(230px, 1.5fr) repeat(3, minmax(145px, 0.7fr));
}
.resource-toolbar-expanded .resource-reset {
  align-self: end;
  min-height: 44px;
  margin: 0;
}
.resource-toolbar label {
  font-size: 11px;
  color: var(--muted);
}
.resource-toolbar input,
.resource-toolbar select {
  width: 100%;
  min-height: 44px;
  margin-top: 6px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--ink);
}
.resource-summary {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin: 22px 0 16px;
  color: var(--muted);
  font-size: 12px;
}
.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.resource-card {
  min-height: 275px;
  padding: 22px;
  border: 1px solid var(--card-border);
  border-radius: 7px;
  background: var(--surface);
  display: flex;
  flex-direction: column;
}
.directory-card {
  min-height: 390px;
}
.resource-badges,
.directory-details,
.source-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.curated-priority {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  color: var(--amber);
}
.priority-star {
  width: 13px;
  height: 13px;
  background: currentColor;
  mask: url("/assets/icons/star.svg") center / contain no-repeat;
  -webkit-mask: url("/assets/icons/star.svg") center / contain no-repeat;
}
.resource-card .verification,
.directory-details span,
.source-tags span {
  width: fit-content;
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--muted);
  font-size: 10px;
}
.resource-card .verification.verified_official {
  border-color: #238174;
  color: var(--teal);
}
.resource-card .verification.unverified,
.domain-tags .pending {
  border-color: #9a7b47;
  color: var(--amber);
}
.directory-details {
  margin-top: 14px;
}
.source-tags {
  margin-top: 10px;
}
.source-tags span {
  overflow-wrap: anywhere;
}
.resource-card:hover {
  border-color: #70aeca;
  box-shadow: var(--card-shadow);
}
.resource-card .role {
  width: fit-content;
  padding: 3px 8px;
  border-radius: 3px;
  background: var(--mint);
  color: var(--green);
  font-size: 10px;
  font-weight: 750;
}
.resource-card h2 {
  margin-top: 15px;
  font-size: 20px;
  overflow-wrap: anywhere;
}
.resource-card h2 small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}
.resource-card p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}
.domain-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.domain-tags span {
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--muted);
  font-size: 10px;
}
.resource-card .official-link {
  margin-top: auto;
  padding-top: 22px;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
}
.resource-card .pending-link {
  color: var(--muted);
  cursor: default;
}
.resource-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
}
.resource-pagination .button {
  min-width: 96px;
}
.resource-pagination .button:disabled {
  border-color: var(--line);
  background: var(--surface-raised);
  color: var(--muted);
  cursor: not-allowed;
  opacity: 0.75;
}
.resource-pagination span {
  min-width: 110px;
  color: var(--muted);
  text-align: center;
  font-size: 12px;
}
.empty-state {
  padding: 55px 20px;
  text-align: center;
  border: 1px dashed var(--line);
  color: var(--muted);
  background: var(--surface-raised);
}
.resource-disclaimer {
  padding: 15px 18px;
  border-left: 3px solid var(--teal);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
}
.directory-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.directory-dialog {
  width: min(860px, calc(100% - 32px));
  max-height: calc(100dvh - 32px);
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
}
.directory-dialog::backdrop {
  background: rgba(4, 13, 20, 0.72);
}
.directory-dialog form {
  padding: 28px;
}
.dialog-heading,
.dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.dialog-heading {
  margin-bottom: 24px;
}
.dialog-heading h2 {
  font-size: 24px;
}
.dialog-heading .eyebrow {
  margin-bottom: 6px;
}
.submission-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.directory-dialog label,
.submission-domains legend {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}
.directory-dialog input,
.directory-dialog select,
.directory-dialog textarea {
  width: 100%;
  min-height: 44px;
  margin-top: 6px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface-raised);
  color: var(--ink);
}
.submission-domains {
  margin: 20px 0;
  padding: 0;
  border: 0;
}
.submission-domains legend span {
  color: var(--muted);
  font-weight: 400;
}
#company-submit-domains {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px 12px;
  margin-top: 10px;
}
#company-submit-domains label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-weight: 450;
}
#company-submit-domains input {
  width: 16px;
  min-height: 16px;
  margin: 0;
  accent-color: var(--green);
}
.private-fields {
  margin-top: 16px;
}
.directory-captcha {
  display: grid;
  grid-template-columns: 320px minmax(180px, 1fr) auto;
  align-items: end;
  gap: 16px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.captcha-stage {
  position: relative;
  width: 320px;
  height: 160px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-raised);
}
.captcha-stage > img:first-child {
  width: 320px;
  height: 160px;
}
.captcha-stage .captcha-piece {
  position: absolute;
  left: 0;
  width: 44px;
  height: 44px;
  transition: none;
}
.directory-captcha .text-link {
  min-height: 44px;
  padding: 0 4px;
  border: 0;
  background: transparent;
}
.submission-status {
  min-height: 24px;
  margin: 16px 0 8px;
  color: var(--green);
  font-size: 12px;
}
.dialog-actions {
  justify-content: flex-end;
}

@media (max-width: 1050px) {
  .resource-grid,
  .download-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .resource-domain-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .theme-switcher {
    margin-left: auto;
  }
}
@media (max-width: 760px) {
  .directory-actions .button {
    flex: 1 1 100%;
  }
  .directory-dialog form {
    padding: 20px 17px;
  }
  .submission-grid,
  #company-submit-domains {
    grid-template-columns: 1fr;
  }
  #company-submit-domains {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .directory-captcha {
    grid-template-columns: 1fr;
  }
  .captcha-stage {
    width: 100%;
    max-width: 320px;
  }
}
@media (max-width: 760px) {
  .nav-row {
    gap: 9px;
  }
  .theme-switcher {
    order: 2;
    margin-left: auto;
  }
  .menu-toggle {
    order: 3;
  }
  .nav-row nav {
    background: var(--nav-bg);
  }
  .compact-hero {
    padding: 46px 0 38px;
  }
  .compact-hero h1 {
    font-size: 32px;
  }
  .download-preview,
  .resource-preview {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .platform-grid,
  .download-grid,
  .resource-grid {
    grid-template-columns: 1fr;
  }
  .resource-domain-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .curated-resource-preview > p {
    display: block;
  }
  .curated-resource-preview > p span {
    display: block;
    margin-top: 4px;
    text-align: left;
  }
  .curated-resource-preview > div {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .resource-toolbar {
    position: static;
    grid-template-columns: 1fr;
  }
  .insight-page .article-body {
    padding: 25px 20px;
  }
  .insight-page .article-nav {
    padding: 15px;
  }
  html[data-theme="dark"] .hero:after {
    background: linear-gradient(
      90deg,
      rgba(16, 24, 32, 0.96),
      rgba(16, 24, 32, 0.78) 56%,
      rgba(16, 24, 32, 0.28)
    );
  }
}
@media (max-width: 400px) {
  .brand-light {
    display: none;
  }
  .theme-switcher button {
    width: 28px;
    height: 28px;
  }
  .resource-domain-list {
    grid-template-columns: 1fr;
  }
  .curated-resource-preview > div {
    grid-template-columns: 1fr;
  }
}