:root,
:root[data-theme="night"] {
  color-scheme: dark;
}

:root[data-theme="day"] {
  color-scheme: light;
  --bg: #edf4f8;
  --bg-deep: #dce7ee;
  --panel: rgba(255, 255, 255, .9);
  --panel-solid: #ffffff;
  --panel-2: #e4eef4;
  --line: rgba(35, 78, 105, .2);
  --line-strong: rgba(0, 107, 179, .5);
  --text: #0a1c2a;
  --muted: #405867;
  --blue: #006bb3;
  --cyan: #00738a;
  --steel: #506979;
  --success: #1b6f46;
  --warning: #805300;
  --danger: #a9232d;
  --shadow: 0 18px 48px rgba(23, 58, 80, .14);
}

:root:not([data-theme-ready="true"]) .theme-toggle {
  visibility: hidden;
}

.theme-toggle {
  min-width: 82px;
  min-height: 44px;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-left: auto;
  padding: .58rem .72rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--text);
  background: var(--panel);
  box-shadow: inset 0 0 24px rgba(0, 166, 255, .05);
  font-size: .75rem;
  font-weight: 850;
  letter-spacing: .02em;
  line-height: 1;
  transition: border-color .2s ease, background .2s ease, color .2s ease, transform .2s ease;
}

.theme-toggle:hover {
  border-color: var(--cyan);
  transform: translateY(-1px);
}

.theme-toggle-icon {
  width: 18px;
  height: 18px;
  display: block;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  background: transparent;
  box-shadow: inset 0 0 0 3px var(--panel), 0 0 12px rgba(0, 196, 255, .16);
}

.theme-toggle[aria-checked="true"] .theme-toggle-icon {
  background: var(--cyan);
}

.theme-toggle-floating {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  margin: 0;
  box-shadow: var(--shadow);
}

.site-header .nav {
  width: min(1392px, calc(100% - 36px));
}

:root[data-theme="day"] body {
  color: var(--text);
  background:
    radial-gradient(circle at 20% -10%, rgba(0, 126, 190, .13), transparent 36rem),
    radial-gradient(circle at 85% 20%, rgba(0, 151, 177, .08), transparent 30rem),
    linear-gradient(180deg, #f6fafc 0%, var(--bg) 52%, var(--bg-deep) 100%);
}

:root[data-theme="day"] body::before {
  opacity: .28;
  background-image:
    linear-gradient(rgba(16, 68, 96, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 68, 96, .06) 1px, transparent 1px);
}

:root[data-theme="day"] .site-header {
  background: rgba(247, 251, 253, .9);
}

:root[data-theme="day"] .nav-links {
  color: #29485c;
}

:root[data-theme="day"] .nav-links a:hover,
:root[data-theme="day"] .nav-links a[aria-current="page"] {
  color: #005f98;
}

:root[data-theme="day"] .menu-btn,
:root[data-theme="day"] .btn-secondary,
:root[data-theme="day"] .nav-cta {
  color: #0a3146;
  background: rgba(255, 255, 255, .84);
}

:root[data-theme="day"] :focus-visible {
  outline-color: #005f98;
}

:root[data-theme="day"] .hero h1 .accent,
:root[data-theme="day"] .download-copy .accent {
  background: linear-gradient(120deg, #123d58 8%, #006bb3 58%, #00738a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

:root[data-theme="day"] .eyebrow {
  color: #006b88;
}

:root[data-theme="day"] .hero-lede,
:root[data-theme="day"] .section-header p,
:root[data-theme="day"] .page-hero p,
:root[data-theme="day"] .prose p,
:root[data-theme="day"] .prose li,
:root[data-theme="day"] .card p,
:root[data-theme="day"] .feature-panel p,
:root[data-theme="day"] .workflow-step p,
:root[data-theme="day"] .audience-card p,
:root[data-theme="day"] .trust-card p,
:root[data-theme="day"] .contact-card p {
  color: var(--muted);
}

:root[data-theme="day"] .prose strong,
:root[data-theme="day"] .feature-list li,
:root[data-theme="day"] .product-lede,
:root[data-theme="day"] .lifecycle-card .product-lede {
  color: #173b51;
}

:root[data-theme="day"] .trust-strip,
:root[data-theme="day"] .section-contrast {
  background: rgba(221, 235, 243, .7);
}

:root[data-theme="day"] :is(
  .card,
  .feature-panel,
  .workflow-step,
  .audience-card,
  .faq-list details,
  .ecosystem-summary,
  .product-detail,
  .principle,
  .trust-card,
  .contact-card,
  .video-card
) {
  color: var(--text);
  background: rgba(255, 255, 255, .9);
  box-shadow: var(--shadow);
}

:root[data-theme="day"] .brand-panel {
  background: radial-gradient(circle at 50% 45%, rgba(0, 136, 189, .12), transparent 50%), rgba(231, 241, 247, .88);
}

:root[data-theme="day"] .cta-box,
:root[data-theme="day"] .demo-download-card,
:root[data-theme="day"] .demo-preview-card,
:root[data-theme="day"] .private-preview-card {
  color: var(--text);
  background: linear-gradient(135deg, rgba(255, 255, 255, .96), rgba(226, 239, 246, .96));
}

:root[data-theme="day"] .footer {
  color: var(--text);
  background: rgba(226, 236, 242, .92);
}

:root[data-theme="day"] .footer h2,
:root[data-theme="day"] .footer h4,
:root[data-theme="day"] .footer-links a:hover,
:root[data-theme="day"] .text-link:hover {
  color: #12384f;
}

:root[data-theme="day"] .footer-bottom {
  color: #536c7b;
}

:root[data-theme="day"] .lifecycle-nav-link {
  color: #14384d;
  background: color-mix(in srgb, var(--lifecycle-color) 8%, white);
}

:root[data-theme="day"] .lifecycle-nav-beta,
:root[data-theme="day"] .lifecycle-section {
  --lifecycle-color: #006bb3;
}

:root[data-theme="day"] .lifecycle-nav-production,
:root[data-theme="day"] .lifecycle-production {
  --lifecycle-color: #1b6f46;
}

:root[data-theme="day"] .lifecycle-nav-planning,
:root[data-theme="day"] .lifecycle-planning {
  --lifecycle-color: #805300;
}

:root[data-theme="day"] .lifecycle-card,
:root[data-theme="day"] .lifecycle-empty-state {
  color: var(--text);
  background: color-mix(in srgb, var(--lifecycle-color) 5%, white);
}

:root[data-theme="day"] .offer-panel,
:root[data-theme="day"] .scope-card,
:root[data-theme="day"] .step-card,
:root[data-theme="day"] .offer-disclaimer {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, .9);
  box-shadow: var(--shadow);
}

:root[data-theme="day"] :is(.offer-panel, .scope-card, .step-card, .offer-disclaimer) p,
:root[data-theme="day"] .muted-note,
:root[data-theme="day"] .terms-copy p,
:root[data-theme="day"] .terms-copy li {
  color: var(--muted);
}

:root[data-theme="day"] .price-lockup strong {
  color: var(--text);
}

:root[data-theme="day"] .price-lockup span {
  color: var(--muted);
}

:root[data-theme="day"] .offer-badges span {
  border-color: var(--line-strong);
  color: #173b51;
  background: rgba(255, 255, 255, .72);
}

:root[data-theme="day"] .download-page {
  background:
    radial-gradient(circle at 72% 12%, rgba(0, 138, 190, .12), transparent 31rem),
    radial-gradient(circle at 18% 32%, rgba(0, 94, 178, .08), transparent 27rem),
    #f4f8fb;
}

:root[data-theme="day"] :is(.release-card, .verification-card, .download-step, .release-note-panel) {
  color: var(--text);
  border-color: rgba(0, 107, 179, .28);
  background: linear-gradient(145deg, rgba(255, 255, 255, .96), rgba(225, 238, 245, .96));
  box-shadow: var(--shadow);
}

:root[data-theme="day"] .release-logo-wrap {
  background: #e8f2f7;
}

:root[data-theme="day"] .release-status {
  border-color: rgba(27, 111, 70, .34);
  color: #1b6f46;
  background: rgba(27, 111, 70, .07);
}

:root[data-theme="day"] .download-step > span {
  color: #006b88;
}

:root[data-theme="day"] :is(.release-card > p, .download-step p, .verification-card p, .verification-list, .release-note-panel p, .download-fineprint, .release-facts dt) {
  color: var(--muted);
}

:root[data-theme="day"] .release-facts dd {
  color: #15384d;
}

:root[data-theme="day"] .demos-page {
  color: var(--text);
  background: #edf4f8;
}

:root[data-theme="day"] .demos-header {
  border-color: var(--line);
  background: rgba(247, 251, 253, .96);
}

:root[data-theme="day"] .demos-brand,
:root[data-theme="day"] .demos-nav a {
  color: #173b51;
}

:root[data-theme="day"] .demos-brand small,
:root[data-theme="day"] .demos-hero > div > p:last-child,
:root[data-theme="day"] .demo-card p,
:root[data-theme="day"] .video-library-head p,
:root[data-theme="day"] .video-copy p,
:root[data-theme="day"] .private-preview p,
:root[data-theme="day"] .video-note {
  color: var(--muted);
}

:root[data-theme="day"] .demos-eyebrow,
:root[data-theme="day"] .demo-environment-badge {
  color: #006b88;
}

:root[data-theme="day"] .demo-environment-badge {
  border-color: rgba(0, 107, 136, .38);
  background: rgba(0, 107, 136, .07);
}

:root[data-theme="day"] .demo-status,
:root[data-theme="day"] .video-label {
  color: #1b6f46;
}

:root[data-theme="day"] .private-label,
:root[data-theme="day"] .video-label-concept {
  color: #805300;
}

:root[data-theme="day"] .demo-features li {
  color: #29485c;
}

:root[data-theme="day"] .demo-features li::before {
  background: #00738a;
}

:root[data-theme="day"] .demos-hero {
  background: radial-gradient(circle at 78% 15%, rgba(0, 129, 173, .1), transparent 33%);
}

:root[data-theme="day"] :is(.demo-card, .private-preview, .video-item) {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, .92);
}

:root[data-theme="day"] .demos-footer {
  color: #536c7b;
  background: #e3edf3;
}

:root[data-theme="day"] .support-page {
  color: var(--text);
  background: #edf4f8;
}

:root[data-theme="day"] .support-header {
  border-color: var(--line);
  background: rgba(247, 251, 253, .96);
}

:root[data-theme="day"] .support-brand,
:root[data-theme="day"] .support-nav a,
:root[data-theme="day"] .support-nav .support-nav-cta {
  color: #173b51;
}

:root[data-theme="day"] .support-brand small,
:root[data-theme="day"] :is(.support-hero-copy, .support-section-head > p, .support-copy-grid p, .support-card p, .support-roadmap p, .support-roadmap li, .support-proof-main p, .support-proof-side p, .support-founder-copy p, .support-use-grid p, .support-path p, .support-form-intro p, .support-closing > p) {
  color: var(--muted);
}

:root[data-theme="day"] .support-hero {
  background: radial-gradient(circle at 82% 12%, rgba(0, 126, 173, .1), transparent 34%), linear-gradient(180deg, #f8fbfd, #edf4f8);
}

:root[data-theme="day"] .support-hero h1 span,
:root[data-theme="day"] .support-eyebrow {
  color: #006b88;
}

:root[data-theme="day"] :is(.support-section-soft, .support-section-glow) {
  background: #e5eef3;
}

:root[data-theme="day"] :is(
  .support-manifesto,
  .support-card,
  .support-roadmap,
  .support-proof-main,
  .support-proof-side,
  .support-founder-mark,
  .support-use-grid article,
  .support-path,
  .support-form,
  .support-form-note,
  .support-benefits li
) {
  color: var(--text) !important;
  border-color: var(--line);
  background: rgba(255, 255, 255, .9);
}

:root[data-theme="day"] .support-field label,
:root[data-theme="day"] .support-field legend,
:root[data-theme="day"] .support-signature,
:root[data-theme="day"] .support-closing-emphasis {
  color: #173b51 !important;
}

:root[data-theme="day"] .support-field input,
:root[data-theme="day"] .support-field select,
:root[data-theme="day"] .support-field textarea,
:root[data-theme="day"] .support-check {
  border-color: #7896a8;
  color: #102b3d;
  background: #ffffff;
}

:root[data-theme="day"] .support-field input:focus,
:root[data-theme="day"] .support-field select:focus,
:root[data-theme="day"] .support-field textarea:focus {
  border-color: #006bb3;
  outline-color: #006bb3;
}

:root[data-theme="day"] .support-status {
  border-color: rgba(27, 111, 70, .34);
  color: #1b6f46;
  background: rgba(27, 111, 70, .06);
}

:root[data-theme="day"] .support-status-planned {
  border-color: rgba(128, 83, 0, .36);
  color: #805300;
  background: rgba(128, 83, 0, .06);
}

:root[data-theme="day"] .support-consent,
:root[data-theme="day"] .support-form-footer small,
:root[data-theme="day"] .support-form-status {
  color: #496271;
}

:root[data-theme="day"] .support-notices,
:root[data-theme="day"] .support-footer {
  color: #536c7b;
  background: #dfe9ef;
}

:root[data-theme="day"] .support-notice-grid h3,
:root[data-theme="day"] .support-notice-grid p {
  color: #405867;
}

/* The selected homepage artwork is intentionally presented as a dark media canvas in both themes. */
:root[data-theme="day"] .home-hero {
  color: #eef7ff;
  background: #03101a;
}

:root[data-theme="day"] .home-hero h1 .accent {
  background: linear-gradient(105deg, #71d8ff 0%, #18d3f2 84%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

:root[data-theme="day"] .home-hero .eyebrow,
:root[data-theme="day"] .home-demos-link {
  color: #51dfff;
}

:root[data-theme="day"] .home-hero .hero-lede {
  color: #bdd0df;
}

:root[data-theme="day"] .home-hero .hero-note {
  color: #a7bac9;
}

:root[data-theme="day"] .home-hero .btn-secondary {
  color: #e8f8ff;
  border-color: rgba(0, 180, 255, .52);
  background: rgba(15, 31, 45, .84);
}

:root[data-theme="day"] .home-lifecycle-card {
  color: #eef7ff;
  background: rgba(3, 18, 29, .8);
}

:root[data-theme="day"] .home-lifecycle-label {
  color: #edf8ff;
}

:root[data-theme="day"] .home-lifecycle-card small {
  color: #9fb4c5;
}

:root[data-theme="day"] .home-page .nav-cta {
  color: #00111d;
  background: linear-gradient(135deg, #66c8ff, #00c8ed);
}

:root[data-theme="day"] .home-page .site-header {
  background: #f7fbfd;
  backdrop-filter: none;
}

:root[data-theme="day"] .home-page .nav-more-menu {
  color: #173b51;
  background: rgba(247, 251, 253, .99);
}

:root[data-theme="day"] .home-page .nav-more-menu a:hover,
:root[data-theme="day"] .home-page .nav-more-menu a:focus-visible {
  color: #005f98;
  background: rgba(0, 107, 179, .08);
}

:root[data-theme="day"] .home-page .nav-more[open] summary {
  color: #005f98;
}

@media (max-width: 1320px) {
  .theme-toggle {
    min-width: 44px;
    width: 44px;
    padding-inline: 0;
  }

  .theme-toggle-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .site-header .menu-btn {
    display: inline-flex;
  }

  .site-header .nav-links {
    display: none;
    position: absolute;
    left: 18px;
    right: 18px;
    top: 70px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #09151f;
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-header .nav-links.open {
    display: flex;
  }

  .site-header .nav-links a {
    padding: 12px;
    border-bottom: 1px solid var(--line);
  }

  .site-header .nav-links a:last-child {
    border-bottom: 0;
  }

  .site-header .nav-cta {
    margin-top: 7px;
    border-radius: 8px;
  }

  :root[data-theme="day"] .site-header .nav-links {
    background: #f7fbfd;
  }
}

@media (max-width: 1040px) {
  :root[data-theme="day"] .nav-links {
    background: #f7fbfd;
  }
}

@media (max-width: 960px) {
  .demos-header .demos-shell,
  .support-header .support-shell {
    position: relative;
  }

  .demos-header .theme-toggle,
  .support-header .theme-toggle {
    position: absolute;
    top: 18px;
    right: 0;
    margin: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .theme-toggle {
    transition: none;
  }
}

@media (forced-colors: active) {
  .theme-toggle {
    border: 1px solid ButtonText;
    color: ButtonText;
    background: ButtonFace;
    forced-color-adjust: auto;
  }
}