:root {
  --conference-paper: #ffffff;
  --conference-ink: #191919;
  --conference-muted: #686868;
  --conference-accent: #ba3b32;
  --conference-accent-dark: #8f2c27;
  --conference-line: rgba(25, 25, 25, 0.16);
  --conference-white: #ffffff;
  --conference-serif: Georgia, "Times New Roman", serif;
  --conference-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.conference-site {
  min-width: 320px;
  margin: 0;
  background: var(--conference-paper);
  color: var(--conference-ink);
  font-family: var(--conference-sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

.conference-site a {
  color: inherit;
}

.conference-skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.6rem 0.85rem;
  background: var(--conference-ink);
  color: var(--conference-white) !important;
  transform: translateY(-180%);
}

.conference-skip-link:focus {
  transform: translateY(0);
}

.conference-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--conference-line);
}

.conference-header-inner {
  width: min(1180px, calc(100% - 3rem));
  min-height: 78px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.conference-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.7rem;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.conference-wordmark span {
  font-family: var(--conference-serif);
  font-size: 1.15rem;
}

.conference-wordmark small {
  color: var(--conference-accent);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.conference-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
}

.conference-nav a {
  position: relative;
  padding: 0.35rem 0;
  color: var(--conference-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-decoration: none;
  text-transform: uppercase;
}

.conference-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--conference-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.conference-nav a:hover,
.conference-nav a:focus-visible,
.conference-nav a[aria-current="page"] {
  color: var(--conference-ink);
}

.conference-nav a:hover::after,
.conference-nav a:focus-visible::after,
.conference-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.conference-hero {
  position: relative;
  min-height: 650px;
  overflow: hidden;
  border-bottom: 1px solid var(--conference-line);
}

.conference-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../img/meetings/teongrav-2027-hero.webp") center / auto 96% no-repeat;
  opacity: 0.16;
}

.conference-hero-inner {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 3rem));
  min-height: 650px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 5rem 0;
}

.conference-eyebrow {
  margin: 0 0 1.5rem;
  color: var(--conference-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.conference-hero h1 {
  max-width: 780px;
  margin: 0;
  font-family: var(--conference-serif);
  font-size: clamp(4.2rem, 10vw, 8.8rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.82;
}

.conference-hero h1 span {
  display: block;
  margin-left: clamp(2rem, 10vw, 8rem);
  color: var(--conference-accent);
  font-style: italic;
}

.conference-hero-location {
  max-width: 470px;
  margin: 2rem 0 0;
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.conference-section,
.conference-page-intro {
  width: min(1180px, calc(100% - 3rem));
  margin: 0 auto;
}

.conference-section {
  padding: 7rem 0;
  border-bottom: 1px solid var(--conference-line);
}

.conference-page-intro {
  padding: 7rem 0 4.5rem;
}

.conference-kicker {
  margin: 0 0 1rem;
  color: var(--conference-accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.conference-page-intro h1,
.conference-section h2 {
  margin: 0;
  font-family: var(--conference-serif);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.conference-page-intro h1 {
  font-size: clamp(3.5rem, 9vw, 7rem);
}

.conference-section h2 {
  font-size: clamp(2.6rem, 5vw, 4.8rem);
}

.conference-page-intro > p:last-child {
  max-width: 650px;
  margin: 1.5rem 0 0;
  color: var(--conference-muted);
  font-size: 1.08rem;
}

.conference-lede {
  max-width: 850px;
  margin: 2rem 0 0;
  font-family: var(--conference-serif);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  line-height: 1.25;
}

.conference-committees {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(3rem, 8vw, 8rem);
  margin: 0;
}

.conference-committee h3 {
  margin: 0 0 1.4rem;
  color: var(--conference-accent);
  font-family: var(--conference-serif);
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 400;
  line-height: 1.15;
}

.conference-committee ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.conference-committee li {
  padding: 0.12rem 0;
  font-size: 0.92rem;
  line-height: 1.55;
}

.conference-placeholder-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 3.5rem;
  background: var(--conference-line);
  border: 1px solid var(--conference-line);
}

.conference-placeholder-card {
  min-height: 210px;
  padding: 1.5rem;
  background: var(--conference-paper);
}

.conference-placeholder-card span {
  color: var(--conference-accent);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.conference-placeholder-card h3 {
  margin: 3rem 0 0.5rem;
  font-family: var(--conference-serif);
  font-size: 1.6rem;
  font-weight: 400;
}

.conference-placeholder-card p {
  margin: 0;
  color: var(--conference-muted);
}

.conference-page-body {
  width: min(1180px, calc(100% - 3rem));
  margin: 0 auto;
  padding-bottom: 8rem;
}

.conference-day {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 7rem);
  padding: 2.7rem 0;
  border-top: 1px solid var(--conference-ink);
}

.conference-day-label {
  position: sticky;
  top: 1.5rem;
  align-self: start;
}

.conference-day-label span {
  display: block;
  color: var(--conference-accent);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.conference-day-label h2 {
  margin: 0.35rem 0 0;
  font-family: var(--conference-serif);
  font-size: 1.75rem;
  font-weight: 400;
  line-height: 1.15;
}

.conference-session {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--conference-line);
}

.conference-session:first-child {
  padding-top: 0;
}

.conference-session-time {
  color: var(--conference-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.conference-session h3 {
  margin: 0;
  font-family: var(--conference-serif);
  font-size: 1.4rem;
  font-weight: 400;
}

.conference-session p {
  margin: 0.25rem 0 0;
  color: var(--conference-muted);
}

.conference-empty-state {
  position: relative;
  min-height: 360px;
  display: grid;
  place-items: center;
  padding: 3rem;
  overflow: hidden;
  border: 1px solid var(--conference-line);
  text-align: center;
}

.conference-empty-state::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(186, 59, 50, 0.32);
  border-radius: 50%;
}

.conference-empty-state div {
  position: relative;
  z-index: 1;
  max-width: 420px;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.92);
}

.conference-empty-state h2 {
  margin: 0;
  font-family: var(--conference-serif);
  font-size: 2rem;
  font-weight: 400;
}

.conference-empty-state p {
  margin: 0.7rem 0 0;
  color: var(--conference-muted);
}

.conference-participant-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 3rem;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--conference-ink);
  list-style: none;
}

.conference-participant-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--conference-line);
}

.conference-participant-list span {
  color: var(--conference-muted);
  text-align: right;
}

.conference-footer {
  width: min(1180px, calc(100% - 3rem));
  margin: 0 auto;
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--conference-ink);
}

.conference-footer div {
  display: flex;
  flex-direction: column;
}

.conference-footer strong {
  font-family: var(--conference-serif);
  font-weight: 400;
}

.conference-footer span {
  color: var(--conference-muted);
  font-size: 0.78rem;
}

.conference-footer a {
  color: var(--conference-accent-dark);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.conference-footer a::after {
  content: "  /";
  color: var(--conference-accent);
}

@media (max-width: 980px) {
  .conference-placeholder-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .conference-header-inner {
    min-height: 104px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0.65rem;
  }

  .conference-nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.7rem;
  }

  .conference-hero,
  .conference-hero-inner {
    min-height: 560px;
  }

  .conference-hero h1 {
    font-size: clamp(3.6rem, 18vw, 6rem);
  }

  .conference-hero::before {
    background-position: center;
    background-size: auto 90%;
    opacity: 0.13;
  }

  .conference-section,
  .conference-page-intro {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .conference-committees,
  .conference-placeholder-grid,
  .conference-day,
  .conference-participant-list {
    grid-template-columns: 1fr;
  }

  .conference-day {
    gap: 2rem;
  }

  .conference-day-label {
    position: static;
  }

  .conference-placeholder-card {
    min-height: 180px;
  }

  .conference-footer {
    min-height: 190px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .conference-header-inner,
  .conference-hero-inner,
  .conference-section,
  .conference-page-intro,
  .conference-page-body,
  .conference-footer {
    width: min(100% - 2rem, 1180px);
  }

  .conference-wordmark small {
    display: none;
  }

  .conference-nav a {
    font-size: 0.64rem;
    letter-spacing: 0.08em;
  }

  .conference-session {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}

@media print {
  body.conference-site {
    background: white;
  }

  .conference-header,
  .conference-footer,
  .conference-skip-link {
    display: none;
  }

  .conference-page-intro,
  .conference-page-body {
    width: 100%;
    padding: 1rem 0;
  }

  .conference-day {
    break-inside: avoid;
  }
}