[hidden] { display: none !important; }


.sponsors-section { background: var(--paper); }
.sponsor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 320px));
  justify-content: center;
  gap: 20px;
  align-items: stretch;
}
.sponsor-logo {
  display: grid;
  min-width: 0;
  min-height: 174px;
  place-items: center;
  align-content: center;
  gap: 12px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.sponsor-logo:hover, .sponsor-logo:focus-visible {
  border-color: rgba(214, 165, 31, .7);
  box-shadow: 0 18px 42px rgba(8, 35, 60, .14);
  transform: translateY(-4px);
}
.sponsor-logo:focus-visible { outline: 3px solid var(--blue-700); outline-offset: 4px; }
.sponsor-logo-label {
  color: var(--blue-700);
  font-size: .8125rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.sponsor-logo-image {
  display: grid;
  width: 100%;
  min-height: 76px;
  place-items: center;
}
.sponsor-logo-image img {
  width: auto;
  max-width: min(100%, 210px);
  height: auto;
  max-height: 80px;
  object-fit: contain;
}
.sponsor-logo-name { color: var(--navy-900); font-size: .875rem; font-weight: 800; overflow-wrap: anywhere; }
.sponsors-actions { display: flex; justify-content: center; margin-top: 30px; }


.footer-social-icons { display: block; width: 100%; margin-top: 20px; overflow: visible; }
.footer .social-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  width: 100%;
  min-width: 0;
  overflow: visible;
}
.footer .social-link {
  position: relative;
  display: grid;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  place-items: center;
  color: #fff;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 50%;
  cursor: pointer;
  text-decoration: none;
  transition: background .22s ease, border-color .22s ease, transform .22s ease;
}

.footer .social-link .social-icon {
  display: block;
  width: 20px;
  height: 20px;
  max-width: none;
  object-fit: contain;
  opacity: 1;
  visibility: visible;
}
.footer .social-link:hover, .footer .social-link:focus-visible {
  background: var(--gold-500);
  border-color: var(--gold-500);
  box-shadow: 0 0 18px rgba(239, 125, 32, .3);
  transform: translateY(-3px);
}
.footer .social-link:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }
.footer .social-link:hover .social-icon, .footer .social-link:focus-visible .social-icon { filter: brightness(0); }
.footer .social-link[aria-disabled="true"] { cursor: help; }


.footer .social-link::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 10px);
  right: 0;
  z-index: 4;
  width: max-content;
  max-width: min(180px, 80vw);
  padding: 7px 10px;
  border-radius: 6px;
  background: #fff;
  color: var(--navy-950);
  font-size: .8125rem;
  line-height: 1.4;
  text-align: center;
  pointer-events: none;
  opacity: 0;
}
.footer .social-link:first-child::after { left: 0; right: auto; }
.footer .social-link:hover::after, .footer .social-link:focus-visible::after { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .sponsor-logo, .footer .social-link { transition: none; }
  .sponsor-logo:hover, .sponsor-logo:focus-visible,
  .footer .social-link:hover, .footer .social-link:focus-visible { transform: none; }
}
[data-aos].aos-ready:not(.aos-animate) {
  opacity: 0;
  transform: translateY(12px);
}
[data-aos].aos-ready.aos-animate {
  animation: ccipc-enter .5s ease var(--entrance-delay, 0ms) backwards;
}
[data-aos].aos-ready:focus-within { opacity: 1; transform: none; }
@keyframes ccipc-enter {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  [data-aos].aos-ready:not(.aos-animate) { opacity: 1; transform: none; }
  [data-aos].aos-ready.aos-animate { animation: none; }
}
[hidden] { display: none !important; }


:root {
  --navy-950: #071a2d;
  --navy-900: #0b2744;
  --navy-800: #123a61;
  --blue-700: #155b91;
  --blue-500: #2581bd;
  --sky-100: #e8f4fb;
  --gold-500: #d6a51f;
  --gold-100: #fff4cf;
  --coral-600: #c93f31;
  --coral-100: #fde9e5;
  --green-600: #07866f;
  --green-100: #e4f6f1;
  --ink: #172536;
  --muted: #5f6e7d;
  --line: #dbe3e9;
  --paper: #f7f5ef;
  --white: #ffffff;
  --shadow-sm: 0 10px 30px rgba(8, 35, 60, 0.08);
  --shadow-lg: 0 24px 70px rgba(5, 25, 45, 0.2);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --container: 1180px;
  --header-min-height: 102px;
  --header-height: var(--header-min-height);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

html,
body {
  
  overflow-x: hidden;
  overflow-x: clip;
}

body {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Segoe UI", Inter, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}


main {
  width: 100%;
  flex: 1;
}

#pie-pagina {
  margin-top: auto;
}

body.nav-open {
  overflow: hidden;
}


body.dialog-open {
  overflow: hidden;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.external-mark {
  margin-left: 2px;
  font-size: 0.76em;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  color: inherit;
}

:focus-visible {
  outline: 3px solid rgba(37, 129, 189, 0.48);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--navy-950);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

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

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}


.container > *, .footer-main > *, .header-inner > *,
.symposium-hero-grid > *, .symposium-video-grid > *,
.program-card > *, .contact-grid > *, .hero-content > * { min-width: 0; }
h1, h2, h3, h4, p, li, a, button { overflow-wrap: anywhere; }
.btn { max-width: 100%; text-align: center; }

.section {
  position: relative;
  padding: 92px 0;
}

.section-soft {
  background: #f4f7f9;
}

.section-paper {
  background-color: var(--paper);
  background-image: repeating-linear-gradient(
    135deg,
    transparent 0,
    transparent 34px,
    rgba(21, 91, 145, 0.045) 35px,
    rgba(21, 91, 145, 0.045) 36px
  );
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

.section-heading.centered {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--blue-700);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 34px;
  height: 3px;
  background: var(--gold-500);
  border-radius: 999px;
  content: "";
}

.section-title {
  margin: 0;
  color: var(--navy-900);
  font-size: clamp(2rem, 4vw, 3.35rem);
  font-weight: 820;
  letter-spacing: -0.045em;
  line-height: 1.04;
}

.section-lead {
  max-width: 690px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.centered .section-lead {
  margin-inline: auto;
}

.btn {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.93rem;
  font-weight: 760;
  line-height: 1.2;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: var(--navy-950);
  background: var(--gold-500);
  box-shadow: 0 12px 30px rgba(214, 165, 31, 0.24);
}

.btn-primary:hover {
  background: #e4b72e;
  box-shadow: 0 16px 36px rgba(214, 165, 31, 0.32);
}

.btn-secondary {
  color: var(--white);
  background: var(--blue-700);
  box-shadow: 0 12px 30px rgba(21, 91, 145, 0.22);
}

.btn-secondary:hover {
  background: var(--blue-500);
}

.btn-outline-light {
  color: var(--white);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(8px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--white);
}

.btn-outline {
  color: var(--navy-900);
  background: transparent;
  border-color: #b5c4cf;
}

.btn-outline:hover {
  background: var(--white);
  border-color: var(--blue-700);
}

.btn-arrow {
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 0.2s ease;
}

.btn:hover .btn-arrow,
.text-link:hover .btn-arrow {
  transform: translateX(4px);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue-700);
  font-weight: 760;
}


.header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  min-height: var(--header-min-height);
  color: var(--white);
  background: linear-gradient(180deg, rgba(7, 26, 45, 0.95), rgba(7, 26, 45, 0.79));
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(14px);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.header.scrolled,
.header.inner-header {
  background: rgba(7, 26, 45, 0.98);
  box-shadow: 0 8px 24px rgba(4, 18, 31, 0.22);
}

.header-inner {
  display: flex;
  min-height: var(--header-min-height);
  align-items: center;
  gap: 18px;
}


.header .container {
  width: min(calc(100% - 32px), 1400px);
}

.brand {
  display: inline-flex;
  flex: 0 1 auto;
  align-items: center;
  gap: 16px;
}

.brand-logo {
  position: relative;
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  isolation: isolate;
}


.brand-logo::after {
  position: absolute;
  z-index: -1;
  width: 82%;
  height: 64%;
  background: rgba(245, 139, 31, 0.34);
  border-radius: 50%;
  content: "";
  filter: blur(18px);
  opacity: 0;
  transform: scale(0.72);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.brand-logo img {
  width: 132px;
  height: 76px;
  object-fit: contain;
  transition: transform 0.3s ease, filter 0.3s ease;
}


.brand:hover .brand-logo::after,
.brand:focus-visible .brand-logo::after {
  opacity: 1;
  transform: scale(1);
}

.brand:hover .brand-logo img,
.brand:focus-visible .brand-logo img {
  filter: drop-shadow(0 0 7px rgba(245, 139, 31, 0.42));
  transform: translateY(-2px) scale(1.035);
}

.brand-text {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  line-height: 1;
  white-space: normal;
}

.brand-text strong {
  color: var(--white);
  font-size: clamp(1.05rem, 1.4vw, 1.55rem);
  font-weight: 850;
  letter-spacing: 0.015em;
}


.brand-text em {
  color: #ffad16;
  font-style: normal;
}

.brand-text small {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.88);
  max-width: 32rem;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  line-height: 1.35;
  text-transform: uppercase;
}

.main-nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}


.nav-language { display: flex; align-items: center; padding-inline: 4px; }
.language-switch {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  color: rgba(255, 255, 255, .45);
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 800;
}
.language-switch a { color: rgba(255, 255, 255, .72); }
.language-switch a:hover,
.language-switch a:focus-visible { color: var(--white); }
.language-switch a[aria-current="page"] { color: var(--gold-500); text-decoration: underline; text-underline-offset: 4px; }

.empty-state-language {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.nav-link {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 7px;
  padding: 8px 9px;
  color: rgba(255, 255, 255, 0.82);
  background: transparent;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 680;
  white-space: nowrap;
}

.nav-link::after {
  position: absolute;
  right: 9px;
  bottom: 1px;
  left: 9px;
  height: 3px;
  background: var(--gold-500);
  border-radius: 999px;
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-home-icon {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.nav-link:hover,
.dropdown.open > .nav-link {
  color: var(--white);
  background: rgba(255, 255, 255, 0.09);
}


.nav-link.active {
  color: var(--gold-500);
  background: transparent;
}

.nav-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.chevron {
  width: 7px;
  height: 7px;
  margin-top: -3px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.dropdown {
  position: relative;
}

.dropdown.open .chevron {
  transform: translateY(4px) rotate(225deg);
}


.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  left: auto;
  z-index: 110;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: min(610px, calc(100vw - 32px));
  gap: 4px 20px;
  max-height: calc(100vh - var(--header-height) - 24px);
  max-height: calc(100dvh - var(--header-height) - 24px);
  overflow-y: auto;
  padding: 16px;
  background: var(--white);
  border: 1px solid rgba(8, 35, 60, 0.1);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}


.dropdown-menu::before {
  position: absolute;
  right: 0;
  bottom: 100%;
  left: 0;
  height: 8px;
  content: "";
}

.dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.dropdown-menu a,
.dropdown-menu span:not(.symposium-menu-name) {
  display: flex;
  flex-wrap: wrap;
  min-width: 0;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  color: var(--ink);
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 650;
}

.dropdown-menu a {
  --menu-underline: #ad8015;
  --menu-hover: #edf4f9;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  min-height: 48px;
  background: transparent;
  border: 0;
  line-height: 1.4;
  color: var(--navy-900);
  transition: background-color 160ms ease;
}


@media (hover: hover) and (pointer: fine) {
  .dropdown-menu a:hover { background: var(--menu-hover); }
}

.dropdown-menu a:focus-visible {
  z-index: 1;
  background: var(--menu-hover);
}


.dropdown-menu .symposium-menu-name {
  position: relative;
  display: block;
  width: fit-content;
  max-width: 100%;
  padding-bottom: 6px;
  color: inherit;
}

.symposium-menu-name::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  display: none;
  background: var(--menu-underline);
  content: "";
}

.dropdown-menu a[aria-current="page"] {
  font-weight: 750;
}

.dropdown-menu a[aria-current="page"] .symposium-menu-name::after {
  display: block;
}

.dropdown-menu span:not(.symposium-menu-name) {
  color: #5f6e7d;
  cursor: default;
}

.dropdown-menu small {
  color: #5f6e7d;
  font-size: 0.75rem;
  font-weight: 760;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.header-cta {
  flex: 0 0 auto;
  min-height: 44px;
  padding-inline: 18px;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  place-items: center;
  padding: 0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  cursor: pointer;
}

.nav-toggle-lines,
.nav-toggle-lines::before,
.nav-toggle-lines::after {
  display: block;
  width: 21px;
  height: 2px;
  background: var(--white);
  border-radius: 999px;
  content: "";
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle-lines {
  position: relative;
}

.nav-toggle-lines::before {
  position: absolute;
  top: -7px;
}

.nav-toggle-lines::after {
  position: absolute;
  top: 7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-lines {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-lines::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-lines::after {
  top: 0;
  transform: rotate(-45deg);
}

.hero-home {
  position: relative;
  display: grid;
  min-height: 760px;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--navy-950);
}

.hero-media,
.hero-media::after,
.hero-pattern {
  position: absolute;
  inset: 0;
}

.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media::after {
  background:
    linear-gradient(90deg, rgba(4, 20, 34, 0.93) 0%, rgba(4, 20, 34, 0.72) 48%, rgba(4, 20, 34, 0.42) 100%),
    linear-gradient(180deg, rgba(4, 20, 34, 0.14), rgba(4, 20, 34, 0.72));
  content: "";
}

.hero-pattern {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, black, transparent 78%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 850px;
  padding-top: calc(var(--header-height) + 64px);
  padding-bottom: 80px;
}

.hero-kickers {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 780;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
  backdrop-filter: blur(7px);
}

.pill-gold {
  color: var(--navy-950);
  background: var(--gold-500);
  border-color: var(--gold-500);
}

.hero-title {
  max-width: 840px;
  margin: 0;
  font-size: clamp(3.4rem, 8vw, 7.2rem);
  font-weight: 880;
  letter-spacing: -0.07em;
  line-height: 0.9;
}

.hero-title span {
  color: var(--gold-500);
}

.hero-subtitle {
  max-width: 760px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.15rem, 2.2vw, 1.65rem);
  font-weight: 430;
  line-height: 1.35;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 8px 13px;
  background: rgba(6, 30, 51, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.94);
  font-size: 0.93rem;
  font-weight: 650;
  backdrop-filter: blur(8px);
}

.meta-icon {
  color: var(--gold-500);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-scroll {
  position: absolute;
  z-index: 2;
  right: max(20px, calc((100vw - var(--container)) / 2));
  bottom: 34px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.hero-scroll::after {
  width: 1px;
  height: 50px;
  background: rgba(255, 255, 255, 0.45);
  content: "";
}

.callout-grid,
.about-grid,
.venue-grid,
.contact-grid,
.symposium-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  align-items: center;
  gap: 64px;
}

.content-copy p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.05rem;
}

.content-copy strong {
  color: var(--navy-900);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.status-card {
  position: relative;
  padding: 34px;
  color: var(--white);
  background: linear-gradient(145deg, var(--navy-900), var(--navy-800));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.status-card::before {
  position: absolute;
  width: 240px;
  height: 240px;
  top: -120px;
  right: -100px;
  background: radial-gradient(circle, rgba(214, 165, 31, 0.4), transparent 66%);
  content: "";
}

.status-label {
  display: inline-flex;
  padding: 6px 10px;
  color: var(--gold-100);
  background: rgba(214, 165, 31, 0.16);
  border: 1px solid rgba(214, 165, 31, 0.35);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.status-card h3 {
  position: relative;
  margin: 18px 0 8px;
  font-size: 1.65rem;
  line-height: 1.2;
}

.status-card > p {
  position: relative;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.status-list {
  position: relative;
  display: grid;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.status-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.status-list span {
  color: rgba(255, 255, 255, 0.68);
}

.status-list strong {
  text-align: right;
}

.about-visual {
  position: relative;
  min-height: 420px;
  padding: 40px;
  color: var(--white);
  background:
    radial-gradient(circle at 80% 14%, rgba(214, 165, 31, 0.44), transparent 25%),
    linear-gradient(150deg, var(--blue-700), var(--navy-950));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.about-visual::before,
.about-visual::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  content: "";
}

.about-visual::before {
  width: 330px;
  height: 330px;
  right: -100px;
  bottom: -120px;
}

.about-visual::after {
  width: 200px;
  height: 200px;
  right: -35px;
  bottom: -55px;
}

.visual-mark {
  position: relative;
  z-index: 1;
  color: var(--gold-500);
  font-size: clamp(5rem, 10vw, 8rem);
  font-weight: 220;
  line-height: 0.9;
}

.visual-copy {
  position: absolute;
  z-index: 1;
  left: 40px;
  right: 40px;
  bottom: 38px;
}

.visual-copy strong {
  display: block;
  max-width: 370px;
  font-size: 1.55rem;
  line-height: 1.2;
}

.visual-copy span {
  display: block;
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.68);
}


.symposium-grid {
  display: grid;
  
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.symposium-card {
  --card-accent: var(--blue-500);
  position: relative;
  display: flex;
  min-height: 204px;
  flex-direction: column;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-bottom: 5px solid var(--card-accent);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 26px rgba(8, 35, 60, 0.04);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
}

.symposium-card:hover,
.symposium-card:focus-within {
  box-shadow: 0 15px 25px rgba(8, 35, 60, 0.13);
  transform: translateY(-4px) scale(1.01);
}

.symposium-card.available:hover,
.symposium-card.available:focus-visible {
  border-color: var(--card-accent);
}


.symposium-card::before {
  position: absolute;
  top: 0;
  right: 22px;
  left: 22px;
  height: 3px;
  background: var(--card-accent);
  border-radius: 0 0 999px 999px;
  content: "";
  opacity: 0;
  transform: scaleX(0.25);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.symposium-card:hover::before,
.symposium-card:focus-visible::before {
  opacity: 0.78;
  transform: scaleX(1);
}

.symposium-card::after {
  position: absolute;
  width: 110px;
  height: 110px;
  right: -46px;
  bottom: -50px;
  background: currentColor;
  border-radius: 50%;
  content: "";
  opacity: 0.06;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.symposium-symbol {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  margin-bottom: 26px;
  color: var(--blue-700);
  background: var(--sky-100);
  border-radius: 14px;
  font-family: Georgia, serif;
  font-size: 1.45rem;
  font-weight: 700;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.symposium-card:nth-child(3n + 2) {
  --card-accent: var(--green-600);
}

.symposium-card:nth-child(3n + 2) .symposium-symbol {
  color: var(--green-600);
  background: var(--green-100);
}

.symposium-card:nth-child(3n) {
  --card-accent: var(--coral-600);
}

.symposium-card:nth-child(3n) .symposium-symbol {
  color: var(--coral-600);
  background: var(--coral-100);
}

.symposium-card:hover .symposium-symbol,
.symposium-card:focus-visible .symposium-symbol {
  box-shadow: 0 10px 20px rgba(8, 35, 60, 0.12);
  transform: translateY(-2px) scale(1.04);
}

.symposium-card:hover::after,
.symposium-card:focus-visible::after {
  opacity: 0.1;
  transform: scale(1.18);
}

.symposium-card h3 {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  color: var(--navy-900);
  font-size: 1.08rem;
  line-height: 1.28;
}


.symposium-card h3::before {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  background: var(--card-accent);
  border-radius: 50%;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--card-accent) 14%, transparent);
  content: "";
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.symposium-card:hover h3::before,
.symposium-card:focus-visible h3::before {
  box-shadow: 0 0 0 7px color-mix(in srgb, var(--card-accent) 14%, transparent);
  transform: scale(1.12);
}

.symposium-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.card-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 20px;
  color: var(--blue-700);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-status::before {
  width: 7px;
  height: 7px;
  background: currentColor;
  border-radius: 50%;
  content: "";
}

.card-open {
  justify-content: space-between;
  color: var(--card-accent);
}

.card-open::before {
  display: none;
}

.card-arrow {
  font-size: 1.2rem;
  line-height: 1;
  transition: transform 0.25s ease;
}

.symposium-card.available:hover .card-arrow {
  transform: translateX(6px);
}

.symposium-card.upcoming {
  color: #82909c;
  background: #f9fafb;
}

.symposium-card.upcoming:hover {
  background: var(--white);
}

.symposium-card.upcoming .card-status {
  color: #8a96a1;
}

.feature-strip {
  color: var(--white);
  background: var(--navy-950);
  overflow: hidden;
}

.feature-strip::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 17% 50%, rgba(37, 129, 189, 0.25), transparent 30%),
    radial-gradient(circle at 82% 30%, rgba(214, 165, 31, 0.19), transparent 26%);
  content: "";
}

.feature-strip .section-title,
.feature-strip .eyebrow {
  color: var(--white);
}

.feature-strip .section-lead {
  color: rgba(255, 255, 255, 0.68);
}

.speaker-preview-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.speaker-preview-card {
  padding: 18px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
}

.speaker-preview-card img {
  width: 72px;
  height: 72px;
  margin-bottom: 16px;
  object-fit: cover;
  border: 3px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
}

.speaker-preview-card h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.3;
}

.speaker-preview-card p {
  margin: 7px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.82rem;
  line-height: 1.45;
}

.feature-action {
  position: relative;
  margin-top: 30px;
}

.program-card {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 44px;
  align-items: center;
  padding: 46px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.program-card h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  line-height: 1.12;
}

.program-card p {
  margin: 16px 0 0;
  color: var(--muted);
}

.program-state {
  padding: 26px;
  background: var(--gold-100);
  border: 1px solid rgba(214, 165, 31, 0.28);
  border-radius: var(--radius-md);
}

.program-state strong {
  display: block;
  color: var(--navy-900);
  font-size: 1.15rem;
}

.program-state span {
  display: block;
  margin-top: 7px;
  color: #6f633d;
  font-size: 0.9rem;
}

.venue-card {
  padding: 38px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.venue-card h3 {
  margin: 0 0 12px;
  color: var(--navy-900);
  font-size: 1.55rem;
}

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

.venue-details {
  display: grid;
  gap: 15px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.venue-details li {
  display: grid;
  grid-template-columns: 36px 1fr;
  align-items: start;
  gap: 12px;
}

.detail-icon {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--blue-700);
  background: var(--sky-100);
  border-radius: 10px;
}

.venue-art {
  position: relative;
  min-height: 430px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(145deg, var(--navy-800), var(--navy-950));
  background-size: 42px 42px, 42px 42px, auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.venue-art::before,
.venue-art::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.venue-art::before {
  width: 260px;
  height: 260px;
  top: -60px;
  right: -50px;
  border: 42px solid rgba(214, 165, 31, 0.18);
}

.venue-art::after {
  width: 150px;
  height: 150px;
  bottom: -50px;
  left: -35px;
  background: rgba(37, 129, 189, 0.24);
}

.venue-pin {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 90px;
  height: 90px;
  place-items: center;
  color: var(--navy-950);
  background: var(--gold-500);
  border: 12px solid rgba(255, 255, 255, 0.18);
  border-radius: 50% 50% 50% 14px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.24);
  font-size: 1.35rem;
  font-weight: 850;
  transform: translate(-50%, -58%) rotate(-45deg);
}

.venue-pin span {
  transform: rotate(45deg);
}

.venue-caption {
  position: absolute;
  z-index: 1;
  right: 26px;
  bottom: 26px;
  left: 26px;
  padding: 18px 20px;
  color: var(--white);
  background: rgba(7, 26, 45, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  backdrop-filter: blur(9px);
}

.venue-caption strong,
.venue-caption span {
  display: block;
}

.venue-caption span {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.86rem;
}

.city-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.city-card {
  min-height: 240px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(21, 91, 145, 0.14);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.city-number {
  color: var(--gold-500);
  font-size: 2.2rem;
  font-weight: 850;
  line-height: 1;
}

.city-card h3 {
  margin: 22px 0 8px;
  color: var(--navy-900);
  font-size: 1.2rem;
}

.city-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.contact-card {
  padding: 42px;
  color: var(--white);
  background: linear-gradient(145deg, var(--navy-900), var(--navy-950));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-card h3 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.15;
}

.contact-card > p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.contact-list {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.contact-list a {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 13px;
  transition: background 0.2s ease;
}

.contact-list a:hover {
  background: rgba(255, 255, 255, 0.11);
}

.contact-list .detail-icon {
  color: var(--gold-500);
  background: rgba(214, 165, 31, 0.12);
}

.contact-copy {
  padding: 20px 0;
}

.organizer-mark {
  display: inline-grid;
  width: 96px;
  height: 96px;
  place-items: center;
  margin-bottom: 24px;
  color: var(--gold-500);
  background: var(--navy-900);
  border-radius: 50%;
  font-family: Georgia, serif;
  font-size: 1.55rem;
  font-weight: 800;
}

.contact-copy h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: 2rem;
  line-height: 1.15;
}

.contact-copy p {
  max-width: 500px;
  margin: 15px 0 0;
  color: var(--muted);
}



.symposium-invitation-section {
  background: var(--white);
}

.symposium-video-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
  gap: 56px;
  align-items: center;
}

.symposium-video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 300px; 
  overflow: hidden;
  color: var(--white);
  background: var(--navy-900);
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
}

.symposium-video-frame--math {
  background:
    radial-gradient(circle at 78% 20%, rgba(214, 165, 31, 0.34), transparent 28%),
    linear-gradient(145deg, #213c6e, #071a2d);
}

.symposium-video-frame--physics {
  background:
    radial-gradient(circle at 78% 20%, rgba(37, 129, 189, 0.42), transparent 28%),
    linear-gradient(145deg, #123a61, #071a2d);
}

.symposium-video-frame video {
  width: 100%;
  height: auto;
  object-fit: contain;
  background: #020b12;
}


body[data-page] .symposium-video-frame:has(> video) {
  aspect-ratio: auto;
  min-height: 0;
}

.symposium-video-frame video:fullscreen {
  height: 100%;
}

.symposium-video-download {
  margin: 16px 0 0;
  font-size: .9rem;
}

.symposium-video-download a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (max-width: 520px) {
  body[data-page] .symposium-video-frame:has(> video) {
    border-radius: 16px;
  }
}

@media (max-width: 780px) {
  .symposium-video-frame:has(> .symposium-video-placeholder) {
    aspect-ratio: auto;
  }
}

.symposium-video-placeholder {
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 300px;
  place-items: center;
  align-content: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
}

.symposium-video-placeholder::before,
.symposium-video-placeholder::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  content: "";
}

.symposium-video-placeholder::before {
  width: 230px;
  height: 230px;
  top: -100px;
  right: -50px;
}

.symposium-video-placeholder::after {
  width: 150px;
  height: 150px;
  right: 20px;
  bottom: -85px;
}

.symposium-video-symbol {
  position: relative;
  z-index: 1;
  color: var(--gold-500);
  font-family: Georgia, serif;
  font-size: clamp(4rem, 9vw, 6.8rem);
  line-height: 0.95;
  text-shadow: 0 12px 34px rgba(0, 0, 0, 0.24);
  transition: filter 0.25s ease, transform 0.25s ease;
}

.symposium-video-placeholder:hover .symposium-video-symbol {
  filter: drop-shadow(0 0 12px rgba(214, 165, 31, 0.3));
  transform: translateY(-3px) scale(1.04);
}

.symposium-video-kicker,
.symposium-video-placeholder strong,
.symposium-video-note {
  position: relative;
  z-index: 1;
}

.symposium-video-kicker {
  color: var(--gold-500);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.symposium-video-placeholder strong {
  color: var(--white);
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  line-height: 1.1;
}

.symposium-video-note {
  max-width: 340px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.83rem;
  line-height: 1.5;
}

.footer {
  color: rgba(255, 255, 255, 0.74);
  background: #051522;
}


.component-error {
  position: relative;
  z-index: 1000;
  padding: 12px 20px;
  color: #4a3100;
  background: #fff0bd;
  border-bottom: 1px solid #e1bd48;
  text-align: center;
  font-weight: 700;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .75fr) minmax(0, .85fr) minmax(0, 1.25fr);
  gap: 32px;
  padding: 64px 0 44px;
}

.footer-brand img {
  width: 150px;
  height: 82px;
  object-fit: contain;
}

.footer-brand p {
  max-width: 410px;
  margin: 16px 0 0;
  font-size: 0.91rem;
}

.footer h2 {
  margin: 0 0 18px;
  color: var(--white);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--gold-500);
}


.footer-institution-link {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 14px;
  transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.footer-institution-link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(214, 165, 31, 0.45);
  transform: translateY(-3px);
}

.footer-unt-logo {
  display: grid;
  width: 64px;
  height: 64px;
  flex: 0 0 64px;
  place-items: center;
  padding: 6px;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 11px;
}

.footer-unt-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.footer-institution small,
.footer-institution strong {
  display: block;
}

.footer-institution small {
  margin-bottom: 4px;
  color: var(--gold-500);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.35;
  text-transform: uppercase;
}

.footer-institution strong {
  color: var(--white);
  font-size: 0.875rem;
  line-height: 1.4;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
}

.footer-bottom strong {
  color: var(--white);
}

.symposium-hero {
  position: relative;
  display: grid;
  min-height: 670px;
  align-items: center;
  padding: calc(var(--header-height) + 80px) 0 84px;
  color: var(--white);
  background: var(--navy-950);
  overflow: hidden;
}

.symposium-hero::before {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    135deg,
    transparent 0,
    transparent 47px,
    rgba(255, 255, 255, 0.045) 48px,
    rgba(255, 255, 255, 0.045) 49px
  );
  content: "";
}

.math-hero {
  background:
    radial-gradient(circle at 83% 20%, rgba(214, 165, 31, 0.23), transparent 26%),
    radial-gradient(circle at 74% 74%, rgba(37, 129, 189, 0.25), transparent 30%),
    var(--navy-950);
}

.physics-hero {
  background:
    radial-gradient(circle at 77% 30%, rgba(37, 129, 189, 0.4), transparent 28%),
    radial-gradient(circle at 25% 85%, rgba(7, 134, 111, 0.22), transparent 30%),
    var(--navy-950);
}

.symposium-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  align-items: center;
  gap: 60px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.83rem;
}

.breadcrumb a:hover {
  color: var(--white);
}

.symposium-hero h1 {
  max-width: 790px;
  margin: 0;
  font-size: clamp(2.25rem, 5.5vw, 4.8rem);
  font-weight: 820;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.symposium-hero .hero-subtitle {
  max-width: 720px;
}

.formula-panel {
  position: relative;
  display: grid;
  min-height: 390px;
  place-items: center;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 40% 60% 58% 42% / 44% 38% 62% 56%;
  backdrop-filter: blur(10px);
}

.formula-panel::before,
.formula-panel::after {
  position: absolute;
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  font-family: Georgia, serif;
  content: "π";
}

.formula-panel::before {
  width: 76px;
  height: 76px;
  top: 14px;
  right: 12px;
  font-size: 2rem;
}

.formula-panel::after {
  width: 56px;
  height: 56px;
  bottom: 24px;
  left: 5px;
  font-size: 1.4rem;
  content: "∞";
}

.formula-main {
  color: var(--gold-500);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 11rem;
  font-style: italic;
  font-weight: 400;
  line-height: 0.8;
  text-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
}

.formula-note {
  position: absolute;
  right: 45px;
  bottom: 66px;
  color: rgba(255, 255, 255, 0.72);
  font-family: Georgia, serif;
  font-size: 1.05rem;
}

.physics-symbol {
  position: relative;
  display: grid;
  width: 260px;
  height: 260px;
  place-items: center;
  color: var(--gold-500);
  border: 2px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  font-size: 5rem;
  font-weight: 260;
}

.physics-symbol::before,
.physics-symbol::after {
  position: absolute;
  width: 100%;
  height: 44%;
  border: 2px solid rgba(37, 129, 189, 0.75);
  border-radius: 50%;
  content: "";
}

.physics-symbol::before {
  transform: rotate(60deg);
}

.physics-symbol::after {
  transform: rotate(-60deg);
}

.fact-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.fact-card {
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.fact-card span {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fact-card strong {
  display: block;
  margin-top: 7px;
  color: var(--navy-900);
  line-height: 1.35;
}

.topic-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  margin-top: 28px;
}

.topic-pill {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 8px 14px;
  color: var(--navy-800);
  background: var(--white);
  border: 1px solid rgba(21, 91, 145, 0.2);
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(8, 35, 60, 0.04);
  font-size: 0.9rem;
  font-weight: 700;
}

.symposium-topics-panel,
.math-topics-panel {
  position: relative;
  padding: 36px;
  color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.symposium-topics-panel {
  background: linear-gradient(145deg, var(--symposium-accent-dark, #155b91), var(--navy-900));
}

.math-topics-panel { background: #8a6800; }

.symposium-topics-panel::before,
.math-topics-panel::before {
  position: absolute;
  top: -55px;
  right: -32px;
  color: rgba(255, 255, 255, 0.12);
  font-family: Georgia, serif;
  font-size: 12rem;
  font-weight: 800;
  line-height: 1;
}

.symposium-topics-panel::before { content: attr(data-symbol); }
.math-topics-panel::before { content: "∑"; }

.symposium-topics-panel h3,
.math-topics-panel h3 {
  position: relative;
  margin: 0;
  color: var(--symposium-accent, #4cffff);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.math-topics-panel h3 { color: #4cffff; }

.symposium-topic-list,
.math-topic-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 24px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.symposium-topic-list li,
.math-topic-list li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  line-height: 1.35;
}

.symposium-topic-list li::before,
.math-topic-list li::before {
  color: var(--symposium-accent, #4cffff);
  content: "−";
}

.math-topic-list li::before { color: #4cffff; }

.speakers-grid {
  display: grid;
  
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 21rem), 1fr));
  gap: 18px;
}

.speaker-card {
  position: relative;
  display: grid;
  grid-template-columns: 88px 1fr;
  align-items: center;
  gap: 18px;
  min-height: 138px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 28px rgba(8, 35, 60, 0.05);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.speaker-card::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: var(--gold-500);
  content: "";
}

.speaker-card:nth-child(even)::before {
  background: var(--blue-500);
}

.speaker-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-4px);
}

.speaker-card img {
  width: 88px;
  height: 88px;
  object-fit: cover;
  border: 3px solid var(--white);
  border-radius: 50%;
  box-shadow: 0 0 0 1px #cbd5dc;
}

.speaker-card h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: 1rem;
  line-height: 1.28;
}

.speaker-card p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.42;
}

.speaker-card strong {
  color: var(--blue-700);
  font-weight: 730;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.research-item {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: center;
  gap: 12px;
  padding: 17px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 15px;
  font-weight: 680;
  line-height: 1.35;
}

.research-item span:first-child {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--green-600);
  background: var(--green-100);
  border-radius: 11px;
}

.empty-state {
  padding: 40px;
  color: var(--white);
  background: linear-gradient(145deg, var(--navy-800), var(--navy-950));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.empty-state-mark {
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  margin-bottom: 24px;
  color: var(--navy-950);
  background: var(--gold-500);
  border-radius: 16px;
  font-size: 1.3rem;
  font-weight: 850;
}

.empty-state h3 {
  margin: 0;
  font-size: 1.7rem;
  line-height: 1.2;
}

.empty-state p {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.symposium-cta {
  position: relative;
  padding: 52px;
  color: var(--white);
  background:
    radial-gradient(circle at 80% 20%, rgba(214, 165, 31, 0.24), transparent 25%),
    linear-gradient(145deg, var(--navy-900), var(--navy-950));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.symposium-cta h2 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.06;
}

.symposium-cta p {
  max-width: 660px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.7);
}

.reveal {
  opacity: 1;
  transform: none;
}


.reveal-pending {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible,
.reveal-pending:focus-within {
  opacity: 1;
  transform: none;
}


button.dropdown-toggle {
  border: 0;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
}

.nav-registration .btn {
  min-height: 44px;
  padding: 11px 17px;
  white-space: nowrap;
}


@media (max-width: 1400px) {
  
  .header-cta {
    display: none;
  }
}

@media (max-width: 1260px) {
  
  .brand-text small {
    display: none;
  }
}

@media (max-width: 1160px) {
  .nav-link {
    padding-inline: 9px;
  }

  .symposium-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}


@media (min-width: 1281px) {
  
  .header-inner { gap: 16px; }
  .brand { max-width: 420px; gap: 12px; }
  .brand-logo img { width: 112px; height: 64px; }
  .brand-text strong { font-size: 1.25rem; }
  .brand-text small {
    margin-top: 7px;
    font-size: .68rem;
    letter-spacing: .035em;
  }
  .main-nav { flex: 0 0 auto; }
  .nav-list { flex-wrap: nowrap; }
}

@media (max-width: 1280px) {
  .nav-toggle {
    display: grid;
    margin-left: auto;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: auto;
    
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    width: min(420px, 92vw);
    padding: 18px;
    background: var(--navy-950);
    box-shadow: -18px 30px 50px rgba(0, 0, 0, 0.28);
    overflow-y: auto;
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 0.25s ease, visibility 0.25s ease;
  }

  .main-nav.open {
    transform: translateX(0);
    visibility: visible;
  }

  .nav-list {
    align-items: stretch;
    flex-direction: column;
  }

  .nav-registration { padding: 12px 0 20px; }
  .nav-registration .btn { width: 100%; }
  .nav-language { padding: 10px 14px 4px; }
  .language-switch { width: 100%; justify-content: center; }

  .nav-link {
    width: 100%;
    justify-content: space-between;
    padding: 12px 14px;
    font-size: 1rem;
  }

  .dropdown-menu {
    position: static;
    grid-template-columns: 1fr;
    width: 100%;
    max-height: 0;
    margin-top: 0;
    padding: 0 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 0;
    box-shadow: none;
    opacity: 1;
    visibility: hidden;
    overflow: hidden;
    pointer-events: auto;
    transform: none;
    transition: max-height 0.25s ease, margin 0.25s ease, padding 0.25s ease;
  }

  .dropdown.open .dropdown-menu {
    max-height: none;
    visibility: visible;
    margin-top: 6px;
    padding-block: 8px;
    transform: none;
  }

  
  .dropdown-menu::before {
    display: none;
  }

  .dropdown-menu a,
  .dropdown-menu span:not(.symposium-menu-name) {
    color: rgba(255, 255, 255, 0.82);
  }

  .dropdown-menu a {
    --menu-underline: var(--gold-500);
    --menu-hover: rgba(126, 183, 222, .12);
    background: transparent;
  }

  .dropdown-menu a:focus-visible {
    color: var(--white);
  }

  @media (hover: hover) and (pointer: fine) {
    .dropdown-menu a:hover { color: var(--white); background: var(--menu-hover); }
  }

  .dropdown-menu span:not(.symposium-menu-name) {
    color: rgba(255, 255, 255, 0.72);
  }

  .dropdown-menu small { color: #b6c8d7; }
  .dropdown-menu a[aria-current="page"],
  .dropdown-menu a[aria-current="page"]:hover,
  .dropdown-menu a[aria-current="page"]:focus-visible {
    color: var(--white);
  }
  .brand { max-width: calc(100% - 62px); }
  .brand-text strong { line-height: 1.25; }

  .callout-grid,
  .about-grid,
  .venue-grid,
  .contact-grid,
  .symposium-intro-grid,
  .symposium-video-grid,
  .symposium-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .symposium-hero-grid {
    text-align: left;
  }

  .formula-panel {
    min-height: 300px;
    max-width: 430px;
  }

  .physics-symbol {
    margin-inline: auto;
  }

  .speaker-preview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 780px) {
  :root {
    --header-min-height: 76px;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 70px 0;
  }

  .brand img {
    width: 94px;
    height: 56px;
  }

  .brand {
    gap: 10px;
  }

  .brand-text strong {
    font-size: 0.96rem;
  }

  .hero-home {
    min-height: 720px;
  }

  .hero-content {
    padding-top: calc(var(--header-height) + 55px);
    padding-bottom: 74px;
  }

  .hero-title {
    font-size: clamp(3.05rem, 18vw, 5.3rem);
  }

  .hero-subtitle {
    font-size: 1.08rem;
  }

  .hero-scroll {
    display: none;
  }

  .symposium-grid,
  .city-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .program-card {
    grid-template-columns: 1fr;
    padding: 34px;
  }

  .fact-row {
    grid-template-columns: 1fr;
  }

  .symposium-topic-list,
  .math-topic-list {
    grid-template-columns: 1fr;
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .symposium-hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 58px);
  }

  .symposium-hero h1 {
    font-size: clamp(2.125rem, 7vw, 3.8rem);
  }
}

@media (max-width: 580px) {
  .hero-kickers,
  .hero-meta,
  .hero-actions,
  .action-row {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .btn,
  .action-row .btn {
    width: 100%;
  }

  .meta-chip {
    width: 100%;
  }

  .callout-grid,
  .about-grid,
  .venue-grid,
  .contact-grid,
  .symposium-intro-grid,
  .symposium-video-grid {
    gap: 30px;
  }

  .status-card,
  .about-visual,
  .contact-card,
  .venue-card,
  .symposium-topics-panel,
  .math-topics-panel,
  .empty-state,
  .symposium-cta,
  .program-card {
    padding: 26px;
    border-radius: 24px;
  }

  .status-list li {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .status-list strong {
    text-align: left;
  }

  .symposium-grid,
  .speaker-preview-grid,
  .speakers-grid,
  .city-grid,
  .research-grid {
    grid-template-columns: 1fr;
  }

  .symposium-card {
    min-height: 190px;
  }

  .speaker-card {
    grid-template-columns: 76px 1fr;
    gap: 14px;
    padding: 17px;
  }

  .speaker-card img {
    width: 76px;
    height: 76px;
  }

  .formula-panel {
    min-height: 270px;
  }

  .formula-main {
    font-size: 8rem;
  }

  .venue-art {
    min-height: 350px;
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}


@media (max-width: 380px) {
  .header-inner { gap: 8px; }
  .brand { gap: 7px; }
  .brand-logo img { width: 70px; height: 48px; }
  .brand-text strong { font-size: .82rem; }
  .nav-toggle { flex: 0 0 44px; width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .dropdown-menu a:hover,
  .symposium-card:hover,
  .symposium-card:focus-within { transform: none; }
  .reveal-pending { opacity: 1; transform: none; }
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}



.eyebrow {
  margin-bottom: 24px;
}

.section-title + p {
  margin-top: 24px;
}