:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #132238;
  --muted: #5b6b80;
  --line: #d8e0ec;
  --brand: #214ea1;
  --brand-dark: #173773;
  --tag-bg: #e6eeff;
  --shadow: 0 18px 48px rgba(12, 28, 61, 0.09);
  --radius: 20px;
  --max: 1160px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

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

.container {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
}

.narrow {
  width: min(calc(100% - 2rem), 860px);
  margin: 0 auto;
}

.section {
  padding: 5rem 0;
  scroll-margin-top: 110px;
}

.section-alt {
  background: linear-gradient(180deg, #f1f5fd 0%, #eef4ff 100%);
}

.section-kicker {
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--brand);
}

h1,
h2,
h3 {
  line-height: 1.15;
  margin: 0 0 1rem;
}

h2 {
  font-size: clamp(1.8rem, 2.8vw, 3rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 1rem;
}

.muted {
  color: var(--muted);
}

.topbar {
  background: #140006;
  height: 92px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.topbar-inner {
  width: 100%;
  padding: 0 14px;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-title {
  color: #a000b8;
  font-size: 2.2rem;
  font-weight: 700;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  color: #ffffff;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.4rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: #ffffff;
  font-size: 0.98rem;
  font-weight: 700;
  padding-bottom: 0.35rem;
  border-bottom: 3px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: #e34c2e;
  border-bottom-color: #e34c2e;
}

.hero-landing {
  position: relative;
  height: 560px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-margin-top: 110px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.34);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1500px;
  padding: 0 24px;
  margin-top: -30px;
}

.hero-line-1 {
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 3.8rem);
  font-weight: 700;
  margin: 0 0 10px 0;
}

.hero-line-1 sup {
  font-size: 0.45em;
  position: relative;
  top: -0.7em;
}

.hero-line-2 {
  color: #c63b21;
  font-size: clamp(2rem, 4.6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  text-transform: uppercase;
  margin: 0;
  max-width: none;
}

.hero-line-3 {
  color: #ffffff;
  font-size: clamp(1.8rem, 3.8vw, 3.6rem);
  font-weight: 700;
  margin: 14px 0 20px 0;
}

.hero-line-4 {
  color: #ffffff;
  font-size: clamp(1rem, 1.8vw, 1.8rem);
  font-weight: 700;
  margin: 0;
}

.hero-news {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 3;
  width: min(1000px, calc(100% - 64px));
  background: rgba(248, 248, 248, 0.95);
  border-radius: 8px;
  padding: 16px 24px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.hero-news p {
  margin: 8px 0;
  color: #737373;
  font-size: 1rem;
}

.hero-news span {
  color: #e34c2e;
  font-weight: 700;
}

.stats-strip {
  padding: 2rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid rgba(216, 224, 236, 0.8);
  border-radius: 18px;
  padding: 1.2rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-number {
  display: block;
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--brand);
}

.stat-label {
  color: var(--muted);
  font-weight: 600;
}

.card {
  background: var(--surface);
  border: 1px solid rgba(216, 224, 236, 0.8);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.inline-link {
  color: var(--brand);
  font-weight: 700;
}

.inline-link:hover {
  text-decoration: underline;
}

.dates-grid,
.card-grid {
  display: grid;
  gap: 1rem;
}

.dates-grid {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 2rem;
}

.card-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 2rem;
}

.dates-grid .card,
.person-card,
.contact-box,
.side-panel {
  padding: 1.35rem;
}

.date-label {
  display: block;
  color: var(--brand);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.85rem;
}

.tag {
  display: inline-flex;
  width: fit-content;
  background: var(--tag-bg);
  color: var(--brand);
  border-radius: 999px;
  padding: 0.34rem 0.7rem;
  font-weight: 700;
  font-size: 0.8rem;
  margin-bottom: 0.85rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  align-items: start;
}

.details-list {
  display: grid;
  gap: 0.9rem;
  margin: 0;
}

.details-list div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.75rem;
}

.details-list div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.details-list dt {
  font-weight: 700;
}

.details-list dd {
  margin: 0;
  color: var(--muted);
  text-align: right;
}

.map-embed {
  margin: 1rem 0 1.5rem;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  background: #f8faff;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.footer-wrap p,
.footer-wrap a {
  color: var(--muted);
  margin: 0;
}

.footer-credit {
  margin-top: 0.6rem;
  text-align: center;
}

.footer-credit p {
  color: var(--muted);
  margin: 0;
  font-size: 0.85rem;
}

@media (max-width: 980px) {
  .topbar {
    height: auto;
    padding: 0.8rem 0;
  }

  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    gap: 1rem;
  }

  .two-col,
  .dates-grid,
  .card-grid,
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 680px) {
  .topbar {
    position: static;
    height: auto;
    padding: 0.7rem 0;
  }

  .topbar-inner {
    padding: 0 10px;
  }

  .nav-wrap {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 0.6rem;
  }

  .site-title {
    font-size: 1.35rem;
    white-space: normal;
    line-height: 1.2;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    grid-column: 1 / -1;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    width: 100%;
    padding-top: 0.5rem;
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    font-size: 0.95rem;
    padding-bottom: 0.2rem;
    border-bottom-width: 2px;
  }

  .section {
    padding: 4rem 0;
  }

  .two-col,
  .dates-grid,
  .card-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-landing {
    height: 500px;
  }

  .hero-content {
    margin-top: -10px;
    padding: 0 16px;
  }

  .hero-news {
    width: calc(100% - 24px);
    bottom: 16px;
    padding: 12px 14px;
  }

  .hero-news p {
    font-size: 0.9rem;
  }
}
/* =============================
   SUBMISSION TRACKS STYLING
============================= */

.tracks-paper {
  color: #222;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.45;
  font-size: 1rem;
}

.tracks-paper p {
  margin: 0 0 1.4rem;
}

.tracks-linklike {
  text-decoration: underline;
  text-decoration-color: #c40000;
  text-underline-offset: 2px;
}

.tracks-list {
  margin: 0 0 1.6rem 1.5rem;
  padding-left: 1rem;
}

.tracks-list li {
  margin-bottom: 1.8rem;
  padding-left: 0.2rem;
}

.tracks-list li::marker {
  font-size: 1.25rem;
  color: #000;
}

.tracks-list strong {
  font-weight: 700;
}

/* =============================
   TOPICS DOUBLE TABLE
============================= */

.topics-table-wrap {
  margin-top: 2rem;
  overflow-x: auto;
}

.topics-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  background: #fff;
  font-family: Georgia, "Times New Roman", serif;
  color: #222;
  border: 1px solid #555;
}

.topics-table th,
.topics-table td {
  border: 1px solid #555;
}

.topics-table th {
  text-align: center;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.7rem 0.9rem;
  background: #f8f8f8;
}

.topics-table tbody td {
  vertical-align: top;
  padding: 0.55rem 0.9rem 0.8rem;
}

.topics-table td > ul {
  margin: 0;
  padding-left: 1.3rem;
}

.topics-table td > ul {
  margin-top: 0;
  margin-bottom: 0;
  padding-left: 1.3rem;
}

.topics-table td > *:first-child {
  margin-top: 0;
}

.topics-table li {
  margin-bottom: 0.35rem;
  line-height: 1.25;
}

@media (max-width: 680px) {
  .tracks-paper,
  .topics-table {
    font-size: 0.95rem;
  }

  .topics-table th {
    font-size: 1rem;
  }
}

.download-btn {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.6rem 1.2rem;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  border-radius: 8px;
  transition: background 0.2s ease;
}

.download-btn:hover {
  background: var(--brand-dark);
}