:root {
  --navy: #001a53;
  --navy-soft: #092b6b;
  --line: #d8dbe2;
  --text: #101217;
  --muted: #545b66;
  --link: #0758b8;
  --page-max: 1120px;
  --sidebar-width: 300px;
  --sans: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  background: #f4f6f9;
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
}

body.no-scroll {
  overflow-x: hidden;
}

a {
  color: var(--link);
  overflow-wrap: anywhere;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

img,
object {
  max-width: 100%;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  overflow-y: auto;
  background: var(--navy);
  color: #fff;
  padding: 28px 22px;
}

.sidebar-brand {
  display: block;
  color: #fff;
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}

.sidebar-brand span {
  display: block;
  font-size: 16px;
}

.sidebar-brand strong {
  display: block;
  margin-top: 7px;
  font-size: 18px;
}

.sponsor-group {
  margin: 28px 0 30px;
}

.sponsor-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  align-items: center;
}

.logo-tile {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 4px;
}

.logo-tile img {
  display: block;
  width: auto;
  max-height: 48px;
  mix-blend-mode: screen;
}

.logo-tile.wide {
  margin-top: 12px;
}

.logo-tile.wide img {
  max-height: 64px;
}

.sponsor-caption {
  margin: 10px 0 0;
  color: #fff;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.site-nav ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: flex;
  min-height: 36px;
  align-items: center;
  color: #fff;
  font-family: var(--sans);
  font-weight: 700;
  line-height: 1.25;
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, .18);
  background: rgba(255, 255, 255, .06);
  border-radius: 4px;
  text-decoration: none;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}

.site-nav a:hover,
.site-nav a:focus,
.site-nav a[aria-current="page"] {
  color: var(--navy);
  background: #fff;
  border-color: #fff;
}

.site-nav a:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.mobile-header {
  display: none;
}

.page-shell {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  margin-left: var(--sidebar-width);
  background: #fff;
}

.site-main {
  flex: 1 0 auto;
}

.masthead {
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(rgba(255, 255, 255, .87), rgba(255, 255, 255, .87)),
    url("../../gallery_gen/a89ae17ac99a3db28f75516a791a2eb1_fit.jpg") center center / cover no-repeat;
  padding: 28px 24px;
  text-align: center;
}

.masthead h1 {
  max-width: 980px;
  margin: 0 auto 8px;
  font-family: var(--sans);
  font-size: 25px;
  line-height: 1.28;
}

.masthead p {
  margin: 4px auto;
  font-weight: 700;
}

.hero-image {
  width: 100%;
  height: clamp(280px, 40vw, 520px);
  object-fit: cover;
  object-position: center;
  display: block;
}

.content {
  width: min(100%, var(--page-max));
  margin: 0 auto;
  padding: 34px 38px 48px;
}

.content.narrow {
  max-width: 980px;
}

.content h2 {
  margin: 0 0 18px;
  font-family: var(--sans);
  font-size: 28px;
  line-height: 1.25;
}

.content h3 {
  margin: 28px 0 10px;
  font-family: var(--sans);
  font-size: 21px;
  line-height: 1.3;
}

.content h4 {
  margin: 22px 0 8px;
  font-family: var(--sans);
  font-size: 18px;
}

.content p,
.content ul,
.content ol {
  margin-top: 0;
  margin-bottom: 16px;
}

.content ul,
.content ol {
  padding-left: 25px;
}

.lead {
  font-size: 18px;
  text-align: justify;
}

.centered {
  text-align: center;
}

.table-wrap {
  overflow-x: auto;
  margin: 12px 0 24px;
  border: 1px solid var(--line);
}

.important-dates table {
  font-size: 18px;
}

table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: #f2f4f8;
  font-family: var(--sans);
  font-weight: 700;
}

tr:last-child td {
  border-bottom: 0;
}

.announcement-block {
  border-top: 2px solid var(--navy);
  background: #fff;
}

.announcement-block .content {
  padding-top: 24px;
  padding-bottom: 26px;
}

.announcement-table {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  font-size: 16px;
  line-height: 1.35;
}

.announcement-table th,
.announcement-table td {
  padding: 7px 10px;
}

.announcement-table th {
  background: var(--navy);
  color: #fff;
}

.announcement-table td:first-child {
  width: 118px;
  color: var(--muted);
  font-family: var(--sans);
  font-weight: 700;
  white-space: nowrap;
}

.date-list {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.people-section {
  display: grid;
  gap: 28px;
  margin-top: 14px;
}

.people-group h3 {
  margin-bottom: 12px;
}

.people-group p {
  margin-bottom: 8px;
}

.people-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 34px;
}

.person {
  min-width: 0;
  line-height: 1.35;
}

.person strong {
  display: block;
  color: var(--text);
  font-weight: 700;
}

.person span {
  display: block;
  color: #3f4650;
  font-size: 15px;
}

.topic-list > li {
  margin-bottom: 14px;
}

.speaker {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 26px;
  align-items: start;
  margin: 22px 0 42px;
}

.speaker-photo {
  display: block;
  width: 190px;
  height: 230px;
  object-fit: cover;
  border: 2px solid #000;
}

.speaker h3 {
  margin-top: 0;
}

.speaker-title {
  color: var(--muted);
  font-weight: 700;
}

.sponsorship-level {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.sponsorship-level:last-of-type {
  border-bottom: 0;
}

.venue-content h3 {
  margin-top: 30px;
}

.venue-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: start;
  margin: 10px 0 22px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--navy);
  background: #f8fafc;
}

.venue-summary h3 {
  margin: 0 0 8px;
}

.venue-summary p {
  margin-bottom: 0;
}

.venue-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.button-link {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  padding: 7px 12px;
  border: 1px solid var(--navy);
  background: var(--navy);
  color: #fff;
  border-radius: 4px;
  font-family: var(--sans);
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
}

.button-link:hover,
.button-link:focus {
  background: var(--navy-soft);
  color: #fff;
}

.button-link.secondary {
  background: #fff;
  color: var(--navy);
}

.button-link.secondary:hover,
.button-link.secondary:focus {
  background: #eef3fb;
  color: var(--navy);
}

.map-embed {
  overflow: hidden;
  width: 100%;
  height: clamp(300px, 42vw, 460px);
  margin: 18px 0 30px;
  border: 1px solid var(--line);
}

.map-embed iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.hotel-table {
  min-width: 760px;
}

.hotel-table td:first-child {
  width: 34%;
}

.hotel-table td:nth-child(2) {
  width: 28%;
}

.hotel-table span {
  color: var(--muted);
}

.travel-panel {
  padding: 18px 20px;
  border: 1px solid var(--line);
  background: #f8fafc;
}

.travel-panel p:last-child {
  margin-bottom: 0;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.pdf-frame {
  width: 100%;
  height: 560px;
  border: 1px solid var(--line);
  background: #f2f4f8;
}

.pdf-frame object {
  width: 100%;
  height: 100%;
}

.site-footer {
  flex: 0 0 auto;
  background: var(--navy);
  color: #fff;
}

.footer-inner {
  display: flex;
  width: min(100%, var(--page-max));
  min-height: 118px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
  padding: 20px 38px;
}

.footer-sponsors {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.footer-sponsor-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.footer-sponsor-label {
  font-size: 0.92rem;
}

.footer-sponsors .logo-tile {
  min-height: 46px;
  padding: 6px 8px;
}

.footer-sponsors img {
  max-height: 36px;
}

.site-footer a {
  color: #fff;
}

@media (max-width: 980px) {
  .sidebar {
    display: none;
  }

  .mobile-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: var(--navy);
    color: #fff;
    padding: 12px 16px;
  }

  .mobile-brand {
    color: #fff;
    font-family: var(--sans);
    font-weight: 700;
    line-height: 1.25;
    text-decoration: none;
  }

  .mobile-menu {
    position: relative;
  }

  .mobile-menu summary {
    display: flex;
    width: 42px;
    height: 38px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    list-style: none;
    border: 1px solid rgba(255, 255, 255, .5);
  }

  .mobile-menu summary::-webkit-details-marker {
    display: none;
  }

  .hamburger {
    display: grid;
    width: 20px;
    gap: 4px;
  }

  .hamburger span {
    display: block;
    height: 2px;
    background: #fff;
  }

  .mobile-menu nav {
    position: absolute;
    top: 46px;
    right: 0;
    width: min(280px, calc(100vw - 32px));
    background: var(--navy);
    border: 1px solid rgba(255, 255, 255, .35);
    padding: 16px;
  }

  .mobile-menu nav ul {
    gap: 8px;
  }

  .page-shell {
    margin-left: 0;
  }

  .masthead {
    padding: 24px 18px;
  }

  .masthead h1 {
    font-size: 21px;
  }

  .content {
    padding: 28px 20px 40px;
  }

  .lead {
    text-align: left;
  }

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

  .people-list {
    grid-template-columns: 1fr;
  }

  .speaker-photo {
    width: 170px;
    height: 210px;
  }

  .venue-summary {
    grid-template-columns: 1fr;
  }

  .venue-actions {
    justify-content: flex-start;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 22px 20px;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 15px;
  }

  .mobile-brand {
    max-width: 270px;
  }

  .content h2 {
    font-size: 24px;
  }

  .hero-image {
    height: 260px;
  }

  .pdf-frame {
    height: 420px;
  }
}