/* User Provided Stylesheet */

@font-face {
  font-family: "Atkinson Hyperlegible";
  font-style: normal;
  font-weight: 400;
  src: url("../fonts/atkinson-hyperlegible-latin-400-normal.woff2")
    format("woff2");
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  font-style: normal;
  font-weight: 700;
  src: url("../fonts/atkinson-hyperlegible-latin-700-normal.woff2")
    format("woff2");
}

body {
  font-family: "Atkinson Hyperlegible", sans-serif;
}

/* UC brand colors */
:root {
  --pst-color-primary: #003cb3;
  --pst-color-link: #003cb3;
  --pst-color-link-hover: #ff9100;
}

/* Ensure navbar dropdowns appear above page content */
.navbar {
  position: relative;
  z-index: 1000;
}

/* Match Hugo pydata-sphinx-theme body/prose styles */
html {
  line-height: 1.65;
}

/* Extra breathing room before section headings.
   Tailwind prose resets margin-top:0 on h2+* siblings,
   so we use padding-top which can't be collapsed. */
.article h2 {
  padding-top: 1.5rem;
}

.article h3 {
  padding-top: 1rem;
}

/* Override Tailwind Typography prose variables to match Hugo */
.article {
  --tw-prose-links: #003cb3;
  --tw-prose-body: #222832;
}

/* Link color and weight (.article a beats .article :where(a) in specificity) */
.article a {
  font-weight: 400;
  color: #003cb3;
}

.article a:hover {
  color: #ff9100;
}

.dark .article a {
  color: #7ab3ff;
}

.dark .article a:hover {
  color: #ff9100;
}

/* Strong weight: Hugo/browser default 700, book-theme Tailwind uses 600 */
.article strong {
  font-weight: 700;
}

/* List indentation: Hugo uses 2rem, book-theme Tailwind uses 1.625em */
.article ul,
.article ol {
  padding-inline-start: 2rem;
}

/* ── UCSB campus pages ─────────────────────────────────────────── */

/* Panel background variables */
:root {
  --ucsb-panel1-bg: #e9e6e2;
  --ucsb-panel2-bg: #dcd6cc;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ucsb-panel1-bg: #3e3636;
    --ucsb-panel2-bg: #1b2b34;
  }
}

.ucsb-panel-light {
  clear: both;
  margin: 1.5rem 0;
}

.ucsb-panel-dark {
  margin: 1.5rem 0;
}

.ucsb-panel-light .myst-card {
  background-color: var(--ucsb-panel1-bg);
  border-color: var(--ucsb-panel1-bg);
}

.ucsb-panel-dark .myst-card {
  background-color: var(--ucsb-panel2-bg);
  border-color: var(--ucsb-panel2-bg);
}

.suspb-image {
  float: left;
  width: 250px;
  height: auto;
  margin: 0 2rem 1rem 0 !important;
  object-fit: contain;
}

.ucsb-clearfix {
  overflow: auto;
  margin-bottom: 2rem;
}

.ucsb-thumbnail-wrapper {
  float: left;
  width: 170px;
  text-align: center;
  margin: 0 1rem 1rem 0;
}

.ucsb-thumbnail-img {
  width: 150px;
  height: 249px;
  display: block;
  margin: 0 auto;
}

/* https://webaim.org/techniques/css/invisiblecontent/ */
.screen-reader-only {
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  width: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
}

.ucsb-hero-img {
  width: 100%;
  height: auto;
}

.ucsb-hero-caption {
  font-size: 0.5rem;
  margin-top: 0;
}

@media screen and (max-width: 480px) {
  .suspb-image {
    min-width: 100px !important;
    width: 100% !important;
    height: auto !important;
    margin-left: 0 !important;
  }
}

.ospo-img {
  float: right;
  width: 180px;
  margin: 0 0 1em 1em;
}

.ospo-img img {
  width: 100%;
  height: auto;
}

@media (max-width: 600px) {
  .ospo-img {
    float: none !important;
    display: block;
    margin: 0 auto 1em auto;
    width: 180px !important;
  }
}

/* UC brand buttons */
.btn-ucsb-primary {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: #003660;
  color: white !important;
  text-align: center;
  text-decoration: none;
  font-size: 1.25rem;
  border-radius: 8px;
  font-family: sans-serif;
}

.btn-ucsb-primary:hover {
  background-color: #005799;
  color: white !important;
  text-decoration: none;
}

.btn-ucsb-secondary {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: #ffffff;
  color: black !important;
  text-align: center;
  text-decoration: none;
  font-size: 1.25rem;
  border-radius: 8px;
  border: 2px solid #003660;
  font-family: sans-serif;
}

.btn-ucsb-secondary:hover {
  background-color: #dce1e5;
  color: black !important;
  text-decoration: none;
}

.btn-center-wrapper {
  clear: both;
  height: 20vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.ucsb-float-right {
  float: right;
  width: 360px;
  margin: 0 0 1em 1em;
}

.ucsb-float-right img {
  width: 100%;
  height: auto;
}

@media (max-width: 600px) {
  .ucsb-float-right {
    float: none !important;
    width: 100% !important;
    margin: 0 0 1em 0 !important;
  }
}

/* Sticky footer: body fills viewport, main grows, footer stays at bottom */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main.article-grid {
  flex: 1 0 auto;
}

article.content {
  min-height: unset;
}

/* ── Footer ────────────────────────────────────────────────────────── */

/* Neutralize the book-theme <footer> wrapper (py-10, mt-10, shadow, bg-white)
   so .uco-footer controls the footer appearance in both dev and static builds */
footer.article-grid {
  padding: 0 !important;
  margin: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
}

.uco-footer {
  background-color: #f5f5f5;
  border-top: 1px solid #e0e0e0;
  margin: 0 !important;
  padding: 0.6rem 1rem;
  align-items: center;
  color: #333333; /* 12.6:1 contrast on #f5f5f5 — WCAG AAA */
}

@media (prefers-color-scheme: dark) {
  .uco-footer {
    color: inherit;
    background-color: #1e1e1e;
    border-top-color: #333;
  }
}

.uco-footer-brand {
  display: flex;
  align-items: center;
  padding-left: 1rem;
}

.uco-footer-brand img {
  height: auto;
  width: 100%;
  max-width: 360px;
  margin-left: 0 !important;
  margin-right: auto !important;
}

.uco-logo-light {
  display: none;
}

@media (prefers-color-scheme: light) {
  .uco-logo-dark {
    display: none;
  }
  .uco-logo-light {
    display: block;
  }
}

.uco-footer-social {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding-right: 1rem;
}

/* Icons live inside a <p> — make it a flex row */
.uco-footer-social p {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin: 0;
}

.uco-footer-social a {
  display: inline-flex;
  align-items: center;
  opacity: 0.65;
  text-decoration: none;
}

.uco-footer-social a:hover {
  opacity: 1;
  text-decoration: none;
}

.uco-footer-social img {
  height: 28px;
  width: 28px;
  max-height: none !important;
  display: block;
}

@media (prefers-color-scheme: dark) {
  .uco-footer-social img {
    filter: invert(1);
  }
}

[data-theme="dark"] .uco-footer-social img,
.dark .uco-footer-social img {
  filter: invert(1);
}

/* ── Register button ──────────────────────────────────────────── */

.register-btn a {
  display: inline-block;
  padding: 0.75rem 2rem;
  background-color: #003cb3;
  color: #ffffff !important;
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 6px;
  letter-spacing: 0.02em;
  transition: background-color 0.2s ease;
}

.register-btn a:hover {
  background-color: #ff9100;
  color: #ffffff !important;
  text-decoration: none;
}

.dark .register-btn a {
  background-color: #7ab3ff;
  color: #1a1a2e !important;
}

.dark .register-btn a:hover {
  background-color: #ff9100;
  color: #ffffff !important;
}

@media (prefers-color-scheme: dark) {
  .register-btn a {
    background-color: #7ab3ff;
    color: #1a1a2e !important;
  }
  .register-btn a:hover {
    background-color: #ff9100;
    color: #ffffff !important;
  }
}

/* ── Centered mermaid diagrams ─────────────────────────────────── */

.mermaid-centered {
  display: flex;
  justify-content: center;
  text-align: center;
}

.mermaid-centered > * {
  margin-left: auto;
  margin-right: auto;
}

/* Ensure mermaid flowchart node text is readable */
.mermaid-centered .nodeLabel p {
  color: #222 !important;
}

/* ── Blog cards ─────────────────────────────────────────────────── */

.blog-cards .myst-card {
  border-top: 3px solid #003cb3;
  transition: box-shadow 0.2s ease;
}

.blog-cards .myst-card:hover {
  box-shadow: 0 4px 12px rgba(0, 60, 179, 0.15);
}

/* Body text: override link color inherited from <a> card wrapper */
.blog-cards .myst-card-body p {
  color: #222832 !important;
}

.dark .blog-cards .myst-card-body p {
  color: #e0e0e0 !important;
}

/* Muted footer date */
.blog-cards .myst-card-footer p {
  color: #222832;
  opacity: 0.6;
  font-size: 0.85rem;
}

.dark .blog-cards .myst-card-footer p {
  color: #e0e0e0;
}

/* Uniform thumbnail height */
.blog-cards .myst-card-body img {
  max-height: 80px;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  margin-bottom: 0.75rem;
}

/* ── Speaker cards ─────────────────────────────────────────────────── */

.speaker-cards {
  padding-bottom: 2rem;
}

.speaker-cards .myst-card {
  border-top: 3px solid #003cb3;
  background-color: #f0f4fa;
  text-align: center;
}

.speaker-cards .myst-card img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 50%;
}

.dark .speaker-cards .myst-card {
  background-color: #1e3a5f;
}

@media (prefers-color-scheme: dark) {
  .speaker-cards .myst-card {
    background-color: #1e3a5f;
  }
}

/* ── Sponsor table ────────────────────────────────────────────────── */

.sponsor-table {
  padding-bottom: 2rem;
}

.sponsor-table figcaption {
  font-size: 1.4rem;
  font-weight: 700;
  color: #222832;
  text-align: center;
  margin-bottom: 0.75rem;
}

.dark .sponsor-table figcaption {
  color: #7ab3ff;
}

.sponsor-table table {
  table-layout: fixed !important;
  width: 100% !important;
}

.sponsor-table th {
  text-align: center !important;
  width: 25% !important;
  background-color: #fff3e0 !important;
  border-bottom: 2px solid #ff9100 !important;
}

.dark .sponsor-table th {
  background-color: #4a3518 !important;
}

@media (prefers-color-scheme: dark) {
  .sponsor-table th {
    background-color: #4a3518 !important;
  }
}

.sponsor-table td {
  text-align: center !important;
  vertical-align: middle !important;
}

.sponsor-table img {
  max-width: 120px !important;
  max-height: 60px !important;
  width: auto !important;
  height: auto !important;
  margin: 0 auto !important;
  object-fit: contain !important;
  display: block;
}

.sponsor-table .logo-light {
  display: block;
}

.sponsor-table .logo-dark {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .sponsor-table .logo-light {
    display: none;
  }
  .sponsor-table .logo-dark {
    display: block;
  }
}

.dark .sponsor-table .logo-light {
  display: none;
}

.dark .sponsor-table .logo-dark {
  display: block;
}

/* ── Sponsor showcase (vertically stacked, size-differentiated) ──── */

.sponsor-showcase {
  text-align: center;
  margin: 2rem 0;
}

.sponsor-tier {
  margin-bottom: 2rem;
}

.sponsor-tier h3 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.tier-hosting h3 {
  color: #1a5276;
}
.tier-gold h3 {
  color: #9b6e00; /* meets WCAG 2.1 AA contrast ratio (4.54:1 on white) */
}
.tier-bronze h3 {
  color: #8b5e3c;
}
.tier-network h3 {
  color: #2e7d32;
}

.dark .tier-hosting h3 {
  color: #5dade2;
}
.dark .tier-gold h3 {
  color: #f0c75e;
}
.dark .tier-bronze h3 {
  color: #d4a373;
}
.dark .tier-network h3 {
  color: #81c784;
}

@media (prefers-color-scheme: dark) {
  .tier-hosting h3 {
    color: #5dade2;
  }
  .tier-gold h3 {
    color: #f0c75e;
  }
  .tier-bronze h3 {
    color: #d4a373;
  }
  .tier-network h3 {
    color: #81c784;
  }
}

.sponsor-tier img {
  display: block;
  margin: 0 auto;
  height: auto;
  width: auto;
  object-fit: contain;
}

.tier-hosting img {
  max-width: 300px;
  max-height: 125px;
}

.tier-gold img {
  max-width: 225px;
  max-height: 94px;
}

.tier-bronze img {
  max-width: 150px;
  max-height: 63px;
}

.tier-network img {
  max-width: 100px;
  max-height: 44px;
}

.sponsor-showcase .logo-light {
  display: block;
}

.sponsor-showcase .logo-dark {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .sponsor-showcase .logo-light {
    display: none;
  }
  .sponsor-showcase .logo-dark {
    display: block;
  }
}

.dark .sponsor-showcase .logo-light {
  display: none;
}

.dark .sponsor-showcase .logo-dark {
  display: block;
}

/* ── Schedule table ───────────────────────────────────────────────── */

.schedule-table th {
  background-color: #e8eef8 !important;
  border-bottom: 2px solid #003cb3 !important;
  text-align: center !important;
}

.schedule-table td {
  text-align: center !important;
}

.dark .schedule-table th {
  background-color: #1e3a5f !important;
}

@media (prefers-color-scheme: dark) {
  .schedule-table th {
    background-color: #1e3a5f !important;
  }
}

/* ── Table captions (services page) ─────────────────────────────── */

table caption,
figcaption,
.table-caption,
[class*="TableCaption"],
.caption-text {
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  caption-side: top;
  text-align: left;
  padding-bottom: 0.5rem;
}

/* ── Speaker bio (talk pages) ────────────────────────────────────── */

.speaker-bio {
  overflow: auto;
}

.speaker-bio-img {
  float: left;
  width: 150px;
  height: auto;
  margin: 0 1.5rem 1rem 0 !important;
  border-radius: 8px;
}

@media (max-width: 600px) {
  .speaker-bio-img {
    float: none !important;
    display: block;
    margin: 0 auto 1rem auto !important;
  }
}