:root {
  --color-bg: #FFFFFF;
  --color-text: #0D0D0D;
  --color-accent: #DC2626;
  --color-muted: #666666;
  --color-light: #F5F5F5;
  --color-dark: #1A1A1A;
  --color-border: #E8E8E8;
  --color-success: #17663B;
  --shadow-soft: 0 18px 50px rgba(13, 13, 13, 0.06);
  --content-width: 1200px;
  --nav-height: 78px;
  --radius: 22px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font: 400 1rem/1.6 "Inter", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input {
  font: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(13, 13, 13, 0.06);
  backdrop-filter: blur(14px);
}

.nav-bar {
  min-height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  font-size: 0.9rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.site-nav a {
  color: var(--color-muted);
  transition: color 0.2s ease, opacity 0.2s ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--color-text);
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0.25rem;
  width: 44px;
  height: 44px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 6px auto;
  background: var(--color-text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.85rem 1.25rem;
  border: 1px solid var(--color-text);
  border-radius: 999px;
  font-weight: 700;
  transition: all 0.2s ease;
  cursor: pointer;
  background: transparent;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.button-primary:hover {
  background: #b81d1d;
  border-color: #b81d1d;
}

.button-outline:hover {
  background: var(--color-text);
  color: #fff;
}

.button-large {
  min-height: 56px;
  padding-inline: 1.6rem;
}

.hero,
.page-hero {
  display: grid;
  align-items: center;
  gap: 2rem;
  min-height: calc(100vh - var(--nav-height));
  padding: 4rem 0;
}

.page-main {
  padding-top: 1rem;
}

.page-hero {
  min-height: auto;
  padding: 4rem 0 1rem;
}

.eyebrow,
.section-kicker {
  margin: 0 0 1rem;
  color: var(--color-accent);
  font-size: 1rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  font-size: clamp(3rem, 11vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
  font-weight: 900;
}

.page-hero p {
  max-width: 48rem;
  margin: 0;
  color: var(--color-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.scroll-cue {
  justify-self: center;
  align-self: end;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  display: grid;
  place-items: center;
}

.scroll-cue span {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--color-text);
  border-bottom: 2px solid var(--color-text);
  transform: rotate(45deg) translate(-2px, -2px);
  animation: cue 1.4s infinite ease-in-out;
}

.stats-bar {
  background: var(--color-text);
  color: #fff;
  padding: 1rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.5rem;
  min-height: 60px;
  align-items: center;
  text-align: center;
}

.stat-value {
  display: block;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 800;
}

.stat-label {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section {
  padding: 5rem 0;
}

.section-light {
  background: var(--color-light);
}

.section-heading {
  max-width: 44rem;
  margin-bottom: 2.5rem;
}

.section-heading h2,
.prose h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.feature-grid {
  display: grid;
  gap: 1.5rem;
}

.feature-card,
.panel,
.table-panel,
.person-card,
.faq details {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.feature-card,
.person-card {
  padding: 1.6rem;
}

.feature-rule {
  display: block;
  width: 52px;
  height: 3px;
  background: var(--color-accent);
  margin-bottom: 1.1rem;
}

.feature-card h3,
.person-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.25rem;
}

.feature-card p,
.person-card p,
.panel-copy,
.prose p,
.toolbar-note {
  margin: 0;
  color: var(--color-muted);
}

.panel,
.table-panel {
  padding: 1.5rem;
}

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

.event-grid,
.event-meta,
.summary-grid,
.tournament-meta {
  display: grid;
  gap: 1rem;
}

.event-grid h3,
.tournament-card h3 {
  margin: 0;
  font-size: 1.7rem;
}

.event-meta,
.summary-grid,
.tournament-meta,
.tournament-detail-list {
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.meta-block {
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.meta-label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-muted);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.meta-value {
  font-weight: 700;
}

.table-panel {
  overflow: hidden;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 1rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.data-table th {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}

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

.table-footer,
.pager,
.join-block {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 1.25rem;
}

.tabs,
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.25rem;
}

.tab {
  padding: 0.7rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #fff;
  color: var(--color-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab.is-active,
.tab:hover {
  border-color: var(--color-text);
  color: var(--color-text);
}

.stack-list {
  display: grid;
  gap: 1rem;
}

.tournament-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.tournament-trigger {
  width: 100%;
  padding: 1.5rem;
  border: 0;
  background: transparent;
  display: grid;
  gap: 1rem;
  text-align: left;
  cursor: pointer;
}

.tournament-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.badge-upcoming {
  background: rgba(220, 38, 38, 0.1);
  color: var(--color-accent);
}

.badge-live {
  background: rgba(220, 38, 38, 0.14);
  color: var(--color-accent);
  animation: pulse 1.2s infinite;
}

.badge-completed {
  background: #efefef;
  color: var(--color-muted);
}

.tournament-details {
  display: none;
  padding: 0 1.5rem 1.5rem;
}

.tournament-card.is-open .tournament-details {
  display: block;
}

.tournament-detail-list,
.match-list {
  margin-top: 1rem;
}

.detail-box {
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  background: var(--color-light);
}

.detail-box strong {
  display: block;
  margin-bottom: 0.35rem;
}

.search-input {
  min-width: min(100%, 320px);
  min-height: 48px;
  padding: 0 1rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #fff;
}

.toolbar-note {
  margin-left: auto;
}

.prose {
  max-width: 52rem;
}

.prose p + p {
  margin-top: 1rem;
}

.person-card p:first-of-type {
  margin-bottom: 0.45rem;
  color: var(--color-text);
  font-weight: 700;
}

.faq {
  display: grid;
  gap: 0.85rem;
}

.faq details {
  padding: 1rem 1.2rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.faq p {
  margin: 0.8rem 0 0;
  color: var(--color-muted);
}

.site-footer {
  background: var(--color-dark);
  color: #fff;
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

.footer-title {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.footer-copy,
.footer-legal,
.footer-links a {
  color: rgba(255, 255, 255, 0.68);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-socials {
  display: flex;
  gap: 0.9rem;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  display: grid;
  place-items: center;
}

.footer-socials svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-legal {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.875rem;
}

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

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes cue {
  0%, 100% { transform: rotate(45deg) translate(-2px, -2px); opacity: 0.5; }
  50% { transform: rotate(45deg) translate(2px, 2px); opacity: 1; }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.28); }
  50% { box-shadow: 0 0 0 10px rgba(220, 38, 38, 0); }
}

@media (min-width: 768px) {
  .feature-grid,
  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .mission-grid,
  .team-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .event-grid {
    grid-template-columns: 1.6fr 1fr;
    align-items: end;
  }
}

@media (max-width: 767px) {
  .menu-toggle {
    display: block;
  }

  .menu-open .menu-toggle span:first-child {
    transform: translateY(8px) rotate(45deg);
  }

  .menu-open .menu-toggle span:last-child {
    transform: translateY(-8px) rotate(-45deg);
  }

  .menu-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    padding: 0 1rem;
    display: grid;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(13, 13, 13, 0.06);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease, padding-bottom 0.25s ease;
  }

  .menu-open .site-nav {
    max-height: 420px;
    padding-bottom: 1rem;
  }

  .nav-cta {
    width: 100%;
  }

  .toolbar-note {
    margin-left: 0;
  }
}

@media (max-width: 480px) {
  :root {
    --nav-height: 72px;
  }

  .shell {
    width: min(var(--content-width), calc(100% - 1.25rem));
  }

  .section,
  .hero,
  .page-hero {
    padding-block: 4rem;
  }

  .stats-grid {
    gap: 0.35rem;
  }

  .stat-label {
    font-size: 0.68rem;
    letter-spacing: 0.12em;
  }

  .data-table th,
  .data-table td {
    padding-inline: 0.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .button,
  .tab,
  .scroll-cue span,
  .badge-live {
    animation: none !important;
    transition: none !important;
  }
}