:root {
  color-scheme: light;
  font-family: "Poppins", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: #ffffff;
  color: #111111;
}

html {
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #ffffff;
  color: #111111;
}

.page {
  position: relative;
  width: min(980px, 92vw);
  padding: 3rem 2.5rem 2.5rem;
  background: #ffffff;
  border: 1px solid rgba(17, 24, 39, 0.06);
  border-radius: 28px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
  text-align: center;
}

.page__logo {
  margin: 0 auto 1.75rem;
  display: flex;
  justify-content: center;
}

.page__logo-image {
  width: min(360px, 90%);
  height: auto;
  display: block;
  background-color: transparent;
  filter: drop-shadow(0 12px 24px rgba(15, 23, 42, 0.12));
}

.site-menu-wrapper {
  position: absolute;
  top: clamp(0.5rem, 1.75vw, 1.1rem);
  left: clamp(0.45rem, 1.75vw, 1.15rem);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  z-index: 30;
}

.menu-toggle {
  width: 7.5rem;
  height: 7.5rem;
  border: none;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  cursor: pointer;
  transition: transform 180ms ease;
  touch-action: manipulation;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  outline: none;
  transform: translateY(-2px);
}

.menu-toggle__icon {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.site-menu {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 0;
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: 0 18px 32px rgba(15, 23, 42, 0.18);
  gap: 0.25rem;
  min-width: clamp(180px, 55vw, 240px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-10px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
  backdrop-filter: blur(6px);
}

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

.site-menu__link {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #0f172a;
  font-size: 0.96rem;
  transition: background 150ms ease, color 150ms ease;
}

.site-menu__link[aria-current='page'] {
  background: rgba(0, 82, 111, 0.1);
  color: #00526f;
}

.site-menu__link:hover,
.site-menu__link:focus-visible {
  background: rgba(0, 82, 111, 0.12);
  color: #00526f;
  outline: none;
}

.page__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.85rem, 3.5vw, 2.4rem);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page__meta {
  margin: 0.35rem 0 0;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: rgba(17, 24, 39, 0.72);
}

.page__meta--location {
  margin-top: 0.35rem;
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: rgba(17, 24, 39, 0.65);
}

.page__subtitle {
  margin: 0 auto 2.5rem;
  max-width: 48ch;
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(55, 65, 81, 0.9);
}

.page__content {
  margin-top: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  align-items: center;
}

.actions {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin: 0;
}

.actions__link {
  flex: 1 1 220px;
  max-width: 260px;
  width: 100%;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 1rem 1.5rem;
  border-radius: 999px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: #ffffff;
  background: #00526f;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease,
    color 180ms ease;
  box-shadow: 0 12px 24px rgba(11, 79, 179, 0.28);
}

.actions__link:hover,
.actions__link:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 18px 34px rgba(11, 79, 179, 0.35);
  background: #ff1fce;
  color: #ffffff;
}

.social-actions {
  margin: 1.5rem auto 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: nowrap;
}

.social-actions__link {
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-decoration: none;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.social-actions__link:hover,
.social-actions__link:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 18px 32px rgba(15, 23, 42, 0.24);
  opacity: 0.9;
}

.social-actions__link--facebook {
  background: #1877f2;
}

.social-actions__link--instagram {
  background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-actions__icon {
  width: 1.5rem;
  height: 1.5rem;
  display: block;
  color: inherit;
}

.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;
}

.promo-banner {
  margin: 0 auto;
  max-width: 900px;
  border-radius: 24px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.18);
}

.promo-banner__image {
  display: block;
  width: 100%;
  height: auto;
}

.promo-banner__caption {
  margin: 0;
  padding: 0.85rem 1.5rem;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: rgba(55, 65, 81, 0.85);
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.95), rgba(241, 245, 249, 0.95));
}

.content-section {
  width: 100%;
  max-width: 780px;
  padding: 2.25rem 2.5rem;
  border-radius: 28px;
  background: rgba(248, 250, 252, 0.92);
  border: 1px solid rgba(15, 23, 42, 0.1);
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12);
  text-align: left;
}

.content-section--highlight {
  background: linear-gradient(135deg, rgba(255, 31, 206, 0.08), rgba(0, 82, 111, 0.08));
  border-color: rgba(0, 82, 111, 0.16);
}

.content-section--social {
  background: rgba(224, 242, 254, 0.55);
  border-color: rgba(14, 116, 144, 0.18);
}

.content-section--gallery {
  background: rgba(255, 255, 255, 0.92);
}

.gallery-intro {
  text-align: left;
}

.gallery-grid {
  margin: 1.75rem 0 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.gallery-grid__item {
  margin: 0;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 16px 30px rgba(15, 23, 42, 0.14);
  background: #ffffff;
  aspect-ratio: 5 / 7;
}

.gallery-grid__item img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  cursor: zoom-in;
}

.content-section--social .social-actions {
  margin: 1.5rem 0 0;
}

.content-section__title {
  margin: 0 0 1rem;
  font-size: clamp(1.6rem, 3vw, 1.85rem);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #0f172a;
}

.content-section__lede {
  margin: 0 0 1.5rem;
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(15, 23, 42, 0.9);
}

.content-section__subheading {
  margin: 0 0 1.25rem;
  font-size: 1.05rem;
  line-height: 1.6;
  font-weight: 700;
  color: rgba(15, 23, 42, 0.9);
}

.content-section__subheading--spaced {
  margin-top: 2rem;
}

.content-section p {
  margin: 0 0 1.25rem;
  line-height: 1.75;
  color: rgba(30, 41, 59, 0.9);
}

.content-section a {
  color: #00526f;
  font-weight: 600;
  text-decoration: none;
}

.content-section a:hover,
.content-section a:focus-visible {
  text-decoration: underline;
}

.resource-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  background: #00526f;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: 0 12px 24px rgba(11, 79, 179, 0.28);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease,
    color 180ms ease;
  border: none;
  cursor: pointer;
}

.resource-button:hover,
.resource-button:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(11, 79, 179, 0.35);
  background: #ff1fce;
  color: #ffffff;
  text-decoration: none;
}

.content-section .resource-button,
.content-section .resource-button:visited {
  color: #ffffff;
}

.resource-button-group {
  margin: 1rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.resource-button-group .resource-button {
  flex: 1 1 240px;
  max-width: 320px;
  width: 100%;
  text-align: center;
}

@media (max-width: 600px) {
  .resource-button-group .resource-button {
    flex: 1 1 100%;
    max-width: none;
  }
}

.content-section__note {
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(15, 23, 42, 0.6);
}

.event-meta {
  margin: 1.75rem 0 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  padding: 0;
}

.event-meta__item {
  padding: 1.1rem 1.25rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.event-meta dt {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(15, 23, 42, 0.6);
}

.event-meta dd {
  margin: 0.35rem 0 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: rgba(15, 23, 42, 0.95);
}

.feature-list {
  margin: 0 0 1.5rem;
  padding: 0 0 0 1.2rem;
  display: grid;
  gap: 0.65rem;
  color: rgba(30, 41, 59, 0.9);
  list-style: disc;
}

.feature-list li {
  line-height: 1.6;
}

.feature-list strong {
  color: #0f172a;
}

.sponsor-spotlight {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1rem 0 1.5rem;
}

.sponsor-spotlight__card {
  padding: 1.25rem;
  border-radius: 22px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.sponsor-spotlight__card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  color: #00526f;
}

.sponsor-spotlight__card p {
  margin: 0;
  line-height: 1.6;
  color: rgba(15, 23, 42, 0.85);
}

.past-sponsor-figure {
  margin: 1.5rem auto 0;
  max-width: min(600px, 100%);
  text-align: center;
}

.past-sponsor-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 26px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.2);
  display: block;
  margin: 0 auto;
  object-fit: contain;
  background: #ffffff;
  padding: 0.5rem;
}

.past-sponsor-figure figcaption {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
  color: rgba(15, 23, 42, 0.78);
  line-height: 1.6;
}

.organizers-visual {
  margin: 1.75rem 0 0;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.18);
}

.organizers-visual__image {
  width: 100%;
  height: auto;
  display: block;
}

.content-section--faq {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(15, 23, 42, 0.12);
}

.faq {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq__item {
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 0;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.1);
}

.faq__question {
  position: relative;
  margin: 0;
  padding: 1.1rem 1.5rem;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
}

.faq__answer {
  margin: 0;
  padding: 0 1.5rem 1.5rem;
  color: rgba(30, 41, 59, 0.88);
}

.faq__item[open] .faq__question {
  color: #00526f;
}

.page__footer {
  margin-top: 3rem;
  font-size: 0.95rem;
  color: rgba(75, 85, 99, 0.85);
}

.page__footer-note {
  margin: 0.4rem 0 0;
  font-size: 0.85rem;
  color: rgba(107, 114, 128, 0.9);
}

.lightbox {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  z-index: 1200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.lightbox--open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__figure {
  position: relative;
  max-width: min(960px, 92vw);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.lightbox__image {
  max-width: 100%;
  max-height: calc(90vh - 3.5rem);
  border-radius: 18px;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.35);
  object-fit: contain;
  background: #ffffff;
}

.lightbox__close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: none;
  background: rgba(15, 23, 42, 0.6);
  color: #ffffff;
  font-size: 2rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.lightbox__close:hover,
.lightbox__close:focus-visible {
  transform: scale(1.05);
  background: rgba(255, 31, 206, 0.75);
  box-shadow: 0 16px 32px rgba(255, 31, 206, 0.35);
  outline: none;
}

.lightbox__close:active {
  transform: scale(0.96);
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(17, 24, 39, 0.55);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.modal--visible {
  opacity: 1;
  pointer-events: auto;
}

.modal__dialog {
  width: min(400px, 90vw);
  border-radius: 20px;
  padding: 2rem 1.75rem;
  background: #ffffff;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.25);
  text-align: center;
  position: relative;
}

.modal__message {
  margin: 0 0 1.5rem;
  font-size: 1.05rem;
  line-height: 1.5;
  color: rgba(17, 24, 39, 0.9);
}

.modal__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: #00526f;
  color: #ffffff;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.modal__close:hover,
.modal__close:focus-visible {
  transform: translateY(-2px);
  background: #ff1fce;
  box-shadow: 0 12px 28px rgba(255, 31, 206, 0.35);
  outline: none;
}

@media (max-width: 640px) {
  .page {
    padding: 2.5rem 1.5rem 2rem;
  }

  .page__logo {
    margin-bottom: 1.25rem;
  }

  .site-menu-wrapper {
    top: 0.45rem;
    left: 0.45rem;
  }

  .menu-toggle {
    width: clamp(5.75rem, 24vw, 6.5rem);
    height: clamp(5.75rem, 24vw, 6.5rem);
  }

  .site-menu {
    top: calc(100% + 0.45rem);
  }

  .page__subtitle {
    font-size: 1rem;
  }

  .promo-banner {
    margin: 0 auto;
    border-radius: 20px;
  }

  .promo-banner__caption {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }

  .page__content {
    gap: 2rem;
  }

  .actions {
    gap: 0.75rem;
  }

  .actions__link {
    flex: 1 1 100%;
    max-width: 100%;
    padding: 0.85rem 1.25rem;
    font-size: 0.9rem;
  }

  .content-section {
    padding: 1.75rem 1.5rem;
    border-radius: 22px;
  }

  .feature-list {
    padding-left: 1rem;
  }

  .faq__question {
    padding: 1rem 1.3rem;
    font-size: 1rem;
  }

  .faq__answer {
    padding: 0 1.3rem 1.25rem;
  }

  .gallery-grid {
    gap: 0.85rem;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  }

  .lightbox {
    padding: 1.25rem;
  }

}