:root {
  --public-max: 1180px;
  --public-gutter: clamp(1.1rem, 4vw, 3.5rem);
  --public-line: var(--shiai-border);
  --public-panel: var(--shiai-charcoal);
  --public-panel-raised: var(--shiai-surface-raised);
  --public-muted: var(--shiai-text-muted);
  --public-radius: .85rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.public-body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--ui-bg);
  color: var(--shiai-text);
  font: 16px/1.55 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}
body.public-body a { color: inherit; }
body.public-body button,
body.public-body input,
body.public-body select { font: inherit; }
body.public-body :where(a, button, input, select):focus-visible {
  outline: 3px solid var(--ui-focus);
  outline-offset: 3px;
}
.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;
}

.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  min-height: 76px;
  padding: .85rem var(--public-gutter);
  background: color-mix(in srgb, var(--ui-bg) 92%, transparent);
  border-bottom: 1px solid var(--public-line);
}
.site-brand {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  color: var(--shiai-text) !important;
  text-decoration: none;
  white-space: nowrap;
}
.site-brand__mark {
  display: block;
  flex: 0 0 2.15rem;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: .45rem;
  overflow: hidden;
}
.site-brand__mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.site-brand__wordmark { font-size: 1.35rem; font-weight: 900; letter-spacing: .14em; }
.site-menu-toggle { display: none; border: 1px solid var(--public-line); border-radius: .45rem; background: var(--public-panel); color: var(--shiai-text); padding: .55rem .7rem; cursor: pointer; }
.site-nav { display: flex; align-items: center; gap: clamp(.7rem, 2vw, 1.75rem); }
.site-nav a, .site-nav__link { color: var(--public-muted); text-decoration: none; font-size: .95rem; font-weight: 650; transition: color .18s ease, background .18s ease; }
.site-nav a:hover, .site-nav a:focus-visible, .site-nav__link:hover, .site-nav__link:focus-visible { color: var(--shiai-text); }
.site-nav__cta { color: var(--shiai-black) !important; padding: .55rem .95rem; border-radius: .45rem; background: var(--shiai-yellow); }
.site-nav__cta:hover, .site-nav__cta:focus-visible { background: var(--shiai-yellow-bright); }
.site-nav__form { margin: 0; }
.site-nav__link { border: 0; background: transparent; cursor: pointer; padding: 0; }
.site-main { width: min(var(--public-max), 100%); margin: 0 auto; padding: 0 var(--public-gutter) 5rem; }
.site-footer { display: flex; justify-content: space-between; gap: 2rem; padding: 2.2rem var(--public-gutter); border-top: 1px solid var(--public-line); color: var(--public-muted); }
.site-footer p { margin: .7rem 0 0; font-size: .85rem; }
.site-footer nav { display: flex; flex-wrap: wrap; align-content: flex-start; gap: .8rem 1.3rem; }
.site-footer nav a { color: var(--public-muted); text-decoration: none; font-size: .9rem; }
.site-footer nav a:hover { color: var(--ui-link); }
.site-brand--footer .site-brand__mark { flex-basis: 1.75rem; width: 1.75rem; height: 1.75rem; }
.site-brand--footer .site-brand__wordmark { font-size: 1.05rem; }
.public-auth-card__brand .site-brand__mark { flex-basis: 2.5rem; width: 2.5rem; height: 2.5rem; }

.public-hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr); align-items: center; gap: clamp(2rem, 7vw, 7rem); min-height: min(680px, calc(100vh - 76px)); padding: clamp(4rem, 9vw, 8rem) 0; }
.public-hero__copy { position: relative; z-index: 1; }
.public-eyebrow { margin: 0 0 .8rem; color: var(--ui-link); font-size: .73rem; font-weight: 850; letter-spacing: .17em; }
.public-hero h1 { max-width: 680px; margin: 0; font-size: clamp(3rem, 7vw, 6.6rem); line-height: .98; letter-spacing: -.065em; }
.public-hero h1 span { color: var(--ui-link); }
.public-hero__lead { max-width: 590px; margin: 1.7rem 0 0; color: var(--public-muted); font-size: clamp(1.05rem, 1.8vw, 1.3rem); }
.public-hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.public-button { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; min-height: 2.9rem; padding: .7rem 1.05rem; border: 1px solid var(--public-line); border-radius: .45rem; color: var(--shiai-text) !important; text-decoration: none; font-weight: 800; cursor: pointer; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.public-button:hover { transform: translateY(-1px); }
.public-button--primary { border-color: var(--ui-focus); background: var(--shiai-yellow); color: var(--shiai-black) !important; }
.public-button--primary:hover, .public-button--primary:focus-visible { border-color: var(--ui-focus); background: var(--shiai-yellow-bright); }
.public-button--secondary { border-color: var(--ui-focus); background: var(--public-panel-raised); }
.public-button--secondary:hover, .public-button--secondary:focus-visible { border-color: var(--ui-focus); background: var(--ui-bg); }
.public-button--ghost { border-color: transparent; color: var(--public-muted) !important; }
.public-button--ghost:hover, .public-button--ghost:focus-visible { color: var(--shiai-text) !important; border-color: var(--public-line); }
.public-hero__proof { display: flex; flex-wrap: wrap; gap: 1.1rem 1.6rem; margin-top: 4rem; color: var(--public-muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
.public-hero__proof span { display: flex; align-items: center; gap: .4rem; }
.public-hero__proof strong { color: var(--ui-link); }
.public-hero__visual { position: relative; min-height: 410px; display: grid; place-items: center; }
.public-hero__visual::before { position: absolute; inset: 8% 4%; content: ""; border: 1px solid var(--public-line); border-radius: 50%; transform: rotate(-20deg); }
.public-scoreboard-card { position: relative; z-index: 1; width: min(100%, 390px); padding: 1.5rem; border: 1px solid var(--ui-focus); border-radius: .8rem; background: linear-gradient(145deg, var(--public-panel-raised), var(--ui-bg)); box-shadow: 24px 24px 0 color-mix(in srgb, var(--shiai-yellow-dark) 18%, transparent), 0 28px 70px #0009; transform: rotate(3deg); }
.public-scoreboard-card__header, .public-detail-meta, .public-tournament-card__topline { display: flex; align-items: center; justify-content: space-between; gap: .75rem; }
.public-scoreboard-card__header { color: var(--public-muted); font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.public-live-dot { color: var(--ui-link); font-size: .72rem; font-weight: 850; letter-spacing: .04em; }
.public-live-dot::before { display: inline-block; width: .4rem; height: .4rem; margin-right: .35rem; border-radius: 50%; background: var(--shiai-yellow); content: ""; box-shadow: 0 0 0 .25rem color-mix(in srgb, var(--shiai-yellow) 16%, transparent); }
.public-scoreboard-card__round { margin: 3rem 0 1.3rem; color: var(--ui-link); font-size: .72rem; font-weight: 800; letter-spacing: .14em; }
.public-scoreboard-card__fighters { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.public-scoreboard-card__fighters strong { font-size: clamp(2.5rem, 6vw, 4rem); line-height: 1; }
.public-scoreboard-card__fighters span { color: var(--public-muted); font-size: .7rem; font-weight: 800; }
.public-scoreboard-card__score { display: flex; align-items: center; justify-content: space-between; margin-top: 1rem; color: var(--ui-link); font-size: 3.2rem; font-weight: 900; line-height: 1; }
.public-scoreboard-card__score i { color: var(--public-muted); font-size: 1.5rem; font-style: normal; }
.public-scoreboard-card__timer { margin-top: 2rem; color: var(--shiai-text); font-size: 1rem; font-variant-numeric: tabular-nums; letter-spacing: .18em; text-align: center; }
.public-hero__accent { position: absolute; border-radius: 50%; background: var(--shiai-yellow); filter: blur(1px); }
.public-hero__accent--one { width: 13px; height: 13px; top: 14%; right: 13%; }
.public-hero__accent--two { width: 7px; height: 7px; bottom: 16%; left: 11%; background: var(--shiai-yellow-bright); }

.public-section { padding: clamp(3.5rem, 8vw, 7rem) 0 0; }
.public-section--tight { padding-top: 1rem; }
.public-section__heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem; margin-bottom: 1.7rem; }
.public-section h2 { max-width: 760px; margin: 0; font-size: clamp(1.8rem, 4vw, 3.25rem); line-height: 1.04; letter-spacing: -.04em; }
.public-text-link { color: var(--ui-link) !important; text-decoration: none; font-weight: 800; }
.public-text-link:hover { color: var(--shiai-text) !important; }
.public-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.public-card-grid--listing { padding-top: 2rem; }
.public-tournament-card { display: flex; min-width: 0; flex-direction: column; padding: 1.3rem; border: 1px solid var(--public-line); border-radius: var(--public-radius); background: var(--public-panel); box-shadow: 0 12px 30px #0003; }
.public-tournament-card:hover { border-color: color-mix(in srgb, var(--ui-focus) 55%, var(--public-line)); }
.public-tournament-card__topline { align-items: flex-start; min-height: 1.25rem; }
.public-kicker { color: var(--ui-link); font-size: .72rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.public-tournament-card h3 { margin: 1.6rem 0 .55rem; font-size: 1.35rem; line-height: 1.15; }
.public-tournament-card__date { margin: 0; color: var(--shiai-text); font-weight: 750; }
.public-muted, .public-tournament-card__window { color: var(--public-muted); }
.public-tournament-card p { margin: .45rem 0; }
.public-tournament-card__window { min-height: 1.5rem; font-size: .9rem; }
.public-card-actions { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: auto; padding-top: 1.6rem; }
.public-card-actions .public-button { flex: 1 1 auto; min-height: 2.65rem; font-size: .88rem; }
.public-feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; overflow: hidden; border: 1px solid var(--public-line); border-radius: var(--public-radius); background: var(--public-line); }
.public-feature { min-height: 210px; padding: 1.5rem; background: var(--public-panel); }
.public-feature > span { color: var(--ui-link); font-size: .78rem; font-weight: 850; }
.public-feature h3 { margin: 3rem 0 .5rem; font-size: 1.4rem; }
.public-feature p { margin: 0; color: var(--public-muted); }
.public-support-banner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin-top: clamp(4rem, 8vw, 8rem); padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--ui-focus); border-radius: var(--public-radius); background: linear-gradient(110deg, color-mix(in srgb, var(--shiai-yellow-dark) 18%, var(--public-panel)), var(--public-panel)); }
.public-support-banner h2 { margin: 0; font-size: clamp(1.6rem, 3vw, 2.5rem); }
.public-support-banner p:not(.public-eyebrow) { margin: .5rem 0 0; color: var(--public-muted); }
.public-empty-state { padding: clamp(2.5rem, 7vw, 5rem) 1.5rem; border: 1px dashed var(--public-line); border-radius: var(--public-radius); background: var(--public-panel); text-align: center; }
.public-empty-state__icon { color: var(--ui-link); font-size: 2rem; }
.public-empty-state h2, .public-empty-state h3 { margin: .7rem 0 .35rem; }
.public-empty-state p { margin: 0 0 1.3rem; color: var(--public-muted); }

.public-page-heading { max-width: 720px; padding: clamp(4.5rem, 10vw, 8rem) 0 1rem; }
.public-page-heading h1, .public-detail-hero h1 { margin: 0; font-size: clamp(2.4rem, 6vw, 5.3rem); line-height: 1; letter-spacing: -.06em; }
.public-page-heading > p:last-child { margin: 1rem 0 0; color: var(--public-muted); font-size: 1.15rem; }
.public-detail-hero { padding: clamp(3rem, 8vw, 6rem) 0 2.5rem; }
.public-back-link { display: inline-flex; margin-bottom: 3rem; color: var(--ui-link) !important; font-weight: 750; text-decoration: none; }
.public-detail-meta { justify-content: flex-start; flex-wrap: wrap; margin-top: 1.5rem; color: var(--public-muted); }
.public-status-pill { padding: .3rem .7rem; border: 1px solid var(--ui-focus); border-radius: 99px; color: var(--ui-link); font-size: .85rem; font-weight: 750; }
.public-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.public-detail-card { min-height: 220px; padding: 1.5rem; border: 1px solid var(--public-line); border-radius: var(--public-radius); background: var(--public-panel); }
.public-detail-card h2 { margin: .5rem 0 .7rem; font-size: 1.7rem; }
.public-detail-card > p:not(.public-eyebrow) { color: var(--public-muted); }
.public-tag-list { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; list-style: none; }
.public-tag-list li { padding: .45rem .7rem; border: 1px solid var(--ui-focus); border-radius: 99px; color: var(--ui-link); font-size: .9rem; }
.public-detail-note { display: flex; align-items: flex-start; gap: .8rem; margin-top: 1rem; padding: 1rem 1.2rem; border: 1px solid var(--public-line); border-radius: .6rem; color: var(--public-muted); }
.public-detail-note span { display: grid; flex: 0 0 1.4rem; place-items: center; height: 1.4rem; border-radius: 50%; background: var(--shiai-yellow); color: var(--shiai-black); font-weight: 900; }
.public-detail-note p { margin: 0; }

.public-auth-page .site-main { display: grid; min-height: calc(100vh - 160px); place-items: center; }
.public-auth-card { width: min(100%, 430px); margin: 4rem 0; padding: clamp(1.5rem, 5vw, 2.5rem); border: 1px solid var(--public-line); border-radius: var(--public-radius); background: var(--public-panel); box-shadow: 0 25px 70px #0007; }
.public-auth-card__brand { display: inline-flex; align-items: center; gap: .6rem; margin-bottom: 2.5rem; }
.public-auth-card h1 { margin: 0; font-size: 2rem; line-height: 1.1; }
.public-auth-card > p:not(.public-eyebrow) { margin: .7rem 0 1.5rem; color: var(--public-muted); }
.public-alert { margin: 1rem 0; padding: .75rem; border-radius: .45rem; }
.public-alert--info { background: color-mix(in srgb, var(--shiai-yellow) 12%, var(--public-panel)); color: var(--shiai-text); }
.public-alert--danger { background: color-mix(in srgb, var(--ui-danger-bg) 18%, var(--public-panel)); color: var(--ui-danger-text); }
.public-auth-form { display: grid; gap: .55rem; }
.public-auth-form label { margin-top: .5rem; font-size: .9rem; font-weight: 750; }
.public-auth-form input { width: 100%; padding: .75rem; border: 1px solid var(--public-line); border-radius: .4rem; background: var(--ui-bg); color: var(--shiai-text); }
.public-auth-form .public-button { width: 100%; margin-top: 1rem; }
.public-auth-card__reset { display: block; margin-top: 1.1rem; text-align: center; }
.public-auth-card__back { display: inline-block; margin-top: 1.4rem; color: var(--public-muted) !important; font-size: .9rem; }

@media (max-width: 900px) {
  .public-hero { grid-template-columns: 1fr; gap: 3rem; }
  .public-hero__visual { min-height: 340px; }
  .public-card-grid, .public-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .public-tournament-card:last-child { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .site-header { flex-wrap: wrap; gap: .75rem; }
  .site-menu-toggle { display: block; }
  .site-nav { display: none; flex-basis: 100%; align-items: stretch; flex-direction: column; gap: 0; padding: .5rem 0 .2rem; }
  .site-nav[data-menu-open="true"] { display: flex; }
  .site-nav a, .site-nav__link { padding: .7rem 0; }
  .site-nav__cta { padding: .7rem .85rem !important; text-align: center; }
  .site-nav__form { width: 100%; }
  .site-nav__link { width: 100%; text-align: left; }
  .public-hero { min-height: auto; padding-top: 4rem; }
  .public-hero h1 { font-size: clamp(2.85rem, 13vw, 5rem); }
  .public-hero__proof { margin-top: 2.5rem; }
  .public-section__heading { align-items: flex-start; flex-direction: column; }
  .public-card-grid, .public-feature-grid, .public-detail-grid { grid-template-columns: 1fr; }
  .public-tournament-card:last-child { grid-column: auto; }
  .public-feature { min-height: auto; }
  .public-feature h3 { margin-top: 1.8rem; }
  .public-support-banner, .site-footer { align-items: flex-start; flex-direction: column; }
  .site-footer nav { gap: .7rem 1rem; }
}
@media (max-width: 420px) {
  .site-brand__wordmark { font-size: 1.1rem; }
  .public-hero__visual { min-height: 280px; }
  .public-scoreboard-card { padding: 1.1rem; }
  .public-scoreboard-card__round { margin-top: 2rem; }
  .public-card-actions { flex-direction: column; }
  .public-card-actions .public-button { width: 100%; }
}