:root {
  --bg: #06090d;
  --card: rgba(255,255,255,.072);
  --card2: rgba(255,255,255,.108);
  --text: #e6edf3;
  --muted: #93a1ad;
  --line: rgba(230,237,243,.24);
  --line-strong: rgba(15,202,28,.64);
  --accent: #0fca1c;
  --danger: #cb2037;
  --radius: 14px;
  --gap-x: clamp(8px, .82vw, 16px);
  --gap-y: 10px;
  --row-h: clamp(60px, 5vw, 78px);
  --card-pad: clamp(7px, .72vw, 10px);
  --small: clamp(10px, .7vw, 12px);
  --team-font: clamp(11px, .86vw, 14px);
}

* { box-sizing: border-box; }

html {
  overflow-x: hidden;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 10%, rgba(15,202,28,.16), transparent 28rem),
    radial-gradient(circle at 88% 6%, rgba(203,32,55,.13), transparent 30rem),
    linear-gradient(180deg, #030506 0%, var(--bg) 46%, #030506 100%);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.42;
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(6, 9, 13, .84);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.topbar {
  max-width: 1880px;
  margin: 0 auto;
  padding: 15px clamp(12px, 2vw, 22px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

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

h1 {
  margin: 0;
  font-size: clamp(1.18rem, 1rem + 1vw, 2.05rem);
  letter-spacing: .02em;
}

.subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: .91rem;
}

.nav {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.nav a,
button,
.file-label {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.075);
  color: var(--text);
  padding: 8px 12px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
  user-select: none;
  text-decoration: none;
}

.nav a:hover,
button:hover,
.file-label:hover {
  transform: translateY(-1px);
  border-color: rgba(15,202,28,.82);
  background: rgba(15,202,28,.12);
}

button.danger:hover {
  border-color: rgba(203,32,55,.82);
  background: rgba(203,32,55,.12);
}

input[type="file"] { display: none; }

main {
  max-width: 1880px;
  margin: 0 auto;
  padding: 20px clamp(12px, 2vw, 22px) 36px;
}

.note {
  max-width: 1080px;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: .93rem;
}

.capture-area {
  padding: 2px 0 0;
  background: transparent;
}

.bracket-board {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns:
    minmax(0, 1fr)
    minmax(0, 1fr)
    minmax(0, 1fr)
    minmax(0, 1fr)
    minmax(118px, 1.18fr)
    minmax(0, 1fr)
    minmax(0, 1fr)
    minmax(0, 1fr)
    minmax(0, 1fr);
  grid-template-rows: 28px repeat(18, minmax(var(--row-h), auto));
  column-gap: var(--gap-x);
  row-gap: var(--gap-y);
  align-items: stretch;
}

.lines-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: visible;
}

.lines-svg path {
  fill: none;
  stroke: var(--line);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.lines-svg path.strong {
  stroke: var(--line-strong);
  stroke-width: 1.7;
}

.round-title {
  position: relative;
  z-index: 2;
  margin: 0;
  align-self: center;
  color: var(--accent);
  font-size: clamp(10px, .78vw, 13px);
  letter-spacing: .06em;
  text-transform: uppercase;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.match {
  position: relative;
  z-index: 2;
  min-width: 0;
  align-self: center;
  min-height: 0;
  padding: var(--card-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--card2), var(--card));
  box-shadow: 0 12px 34px rgba(0,0,0,.28);
}

.final-card {
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(15,202,28,.14), rgba(255,255,255,.075));
}

.third-card {
  border-color: rgba(230,237,243,.28);
  background: linear-gradient(180deg, rgba(203,32,55,.12), rgba(255,255,255,.065));
}

.match-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 5px;
}

.match-id {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: var(--small);
  letter-spacing: .06em;
  white-space: nowrap;
}

.match-meta {
  min-width: 0;
  color: var(--muted);
  font-size: var(--small);
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.team {
  width: 100%;
  min-height: clamp(28px, 2.6vw, 35px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin: 5px 0;
  padding: 6px 7px;
  border: 1px solid rgba(230,237,243,.16);
  border-radius: 11px;
  background: rgba(0,0,0,.18);
  text-align: left;
  font-size: var(--team-font);
}

.team[disabled] {
  cursor: not-allowed;
  color: rgba(230,237,243,.42);
  border-color: rgba(230,237,243,.08);
  background: rgba(255,255,255,.035);
}

.team.selected {
  border-color: rgba(15,202,28,.92);
  background: rgba(15,202,28,.14);
  box-shadow: inset 0 0 0 1px rgba(15,202,28,.18);
}

.team-name {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.flag-img {
  flex: 0 0 auto;
  width: 21px;
  height: 15px;
  object-fit: cover;
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(255,255,255,.14);
  background: rgba(255,255,255,.08);
}

.team-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.placeholder {
  color: rgba(230,237,243,.45);
  font-size: clamp(10px, .76vw, 12px);
}

.badge {
  flex: 0 0 auto;
  min-width: 18px;
  height: 18px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(15,202,28,.16);
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  opacity: 0;
}

.selected .badge { opacity: 1; }

.champion-card {
  position: relative;
  z-index: 2;
  min-width: 0;
  min-height: 116px;
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px dashed rgba(15,202,28,.70);
  border-radius: var(--radius);
  background: rgba(15,202,28,.08);
  box-shadow: 0 12px 34px rgba(0,0,0,.25);
  padding: 14px;
}

.champion-label {
  display: block;
  color: var(--muted);
  margin-bottom: 9px;
  font-size: .9rem;
}

.champion-name {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: clamp(1rem, 1.8vw, 1.42rem);
  font-weight: 900;
}

.links-panel,
.ref-section,
.info-panel {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.055);
  padding: 15px;
}

.links-panel h2,
.ref-section h2,
.info-panel h2 {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 1.02rem;
}

.links-panel p,
.ref-section p,
.info-panel p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: .91rem;
}

.links-grid,
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 10px;
}

.ref-link,
.data-card {
  display: block;
  min-height: 82px;
  border: 1px solid rgba(230,237,243,.14);
  border-radius: 14px;
  background: rgba(0,0,0,.16);
  padding: 11px;
  color: var(--text);
  text-decoration: none;
}

.ref-link:hover {
  transform: translateY(-1px);
  border-color: rgba(15,202,28,.76);
  background: rgba(15,202,28,.10);
}

.ref-link strong,
.data-card strong {
  display: block;
  margin-bottom: 5px;
}

.ref-link span,
.data-card span,
.data-card small {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th, td {
  border: 1px solid rgba(230,237,243,.16);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--accent);
  background: rgba(15,202,28,.08);
}

td {
  color: var(--text);
  background: rgba(0,0,0,.12);
}

.phase-title {
  margin: 22px 0 10px;
  color: var(--accent);
  font-size: 1rem;
  letter-spacing: .03em;
}

.kicker {
  color: var(--muted);
  font-size: 13px;
  margin: 2px 0 0;
}

.toast {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  display: none;
  max-width: min(360px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(7, 11, 16, .92);
  color: var(--text);
  padding: 10px 12px;
  box-shadow: 0 12px 36px rgba(0,0,0,.34);
  font-size: 14px;
}

.toast.show { display: block; }

footer {
  max-width: 1880px;
  margin: 0 auto;
  padding: 0 clamp(12px, 2vw, 22px) 32px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1040px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }

  .bracket-board {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: none;
    gap: 12px;
  }

  .lines-svg {
    display: none;
  }

  .round-title {
    grid-column: 1 / -1 !important;
    margin-top: 14px;
    text-align: left;
    font-size: .86rem;
  }

  .match, .champion-card {
    grid-column: auto !important;
    grid-row: auto !important;
  }

  .final-card,
  .third-card,
  .champion-card {
    grid-column: 1 / -1 !important;
  }
}

@media (max-width: 620px) {
  .bracket-board {
    grid-template-columns: 1fr;
  }

  .match, .champion-card, .round-title {
    grid-column: 1 !important;
  }

  .match-meta {
    display: none;
  }

  table {
    min-width: 620px;
  }
}

.share-panel {
  position: fixed;
  top: 118px;
  right: 18px;
  z-index: 18;
  width: 190px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(6, 9, 13, .86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 14px 40px rgba(0,0,0,.32);
  padding: 12px;
}

.share-panel strong {
  display: block;
  color: var(--accent);
  font-size: 14px;
  margin-bottom: 8px;
}

.share-panel img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border: 1px solid rgba(230,237,243,.16);
  border-radius: 12px;
  background: #06090d;
  padding: 8px;
}

.share-url-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  margin-top: 9px;
}

.share-url {
  width: 100%;
  border: 1px solid rgba(230,237,243,.16);
  border-radius: 10px;
  background: rgba(0,0,0,.22);
  color: var(--text);
  padding: 7px 8px;
  font: inherit;
  font-size: 12px;
}

.share-copy {
  width: 100%;
  border-radius: 10px;
  padding: 7px 8px;
  font-size: 12px;
}

.share-hint {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

@media (max-width: 1420px) {
  .share-panel {
    position: static;
    width: auto;
    max-width: 460px;
    margin: 0 0 18px auto;
  }

  .share-panel img {
    width: 128px;
  }

  .share-url-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .share-copy {
    width: auto;
  }
}

@media (max-width: 720px) {
  .share-panel {
    margin: 0 0 18px 0;
  }

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


.reference-layout-panel {
  padding: 16px;
}

.reference-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(170px, 220px);
  gap: 16px;
  align-items: start;
}

.reference-main {
  min-width: 0;
}

.reference-main h2 {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 1.02rem;
}

.reference-layout .links-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.share-panel {
  position: static;
  top: auto;
  right: auto;
  z-index: 3;
  width: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(6, 9, 13, .86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 14px 40px rgba(0,0,0,.32);
  padding: 12px;
}

.share-panel--home {
  position: sticky;
  top: 94px;
  align-self: start;
}

.share-panel strong {
  display: block;
  color: var(--accent);
  font-size: 14px;
  margin-bottom: 8px;
}

.share-panel img {
  display: block;
  width: 100%;
  max-width: 168px;
  margin: 0 auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border: 1px solid rgba(230,237,243,.16);
  border-radius: 12px;
  background: #06090d;
  padding: 8px;
}

.share-url-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  margin-top: 9px;
}

.share-url {
  width: 100%;
  border: 1px solid rgba(230,237,243,.16);
  border-radius: 10px;
  background: rgba(0,0,0,.22);
  color: var(--text);
  padding: 7px 8px;
  font: inherit;
  font-size: 12px;
}

.share-copy {
  width: 100%;
  border-radius: 10px;
  padding: 7px 8px;
  font-size: 12px;
}

.share-hint {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

@media (max-width: 1040px) {
  .reference-layout {
    grid-template-columns: 1fr;
  }

  .share-panel--home {
    position: static;
    max-width: 460px;
  }

  .share-panel img {
    width: 128px;
  }

  .share-url-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .share-copy {
    width: auto;
  }
}

@media (max-width: 620px) {
  .share-url-row {
    grid-template-columns: 1fr;
  }

  .share-copy {
    width: 100%;
  }
}


/* v8: center final/third labels and narrow-screen title-flow fix */
.center-round-title {
  display: grid;
  gap: 2px;
  line-height: 1.15;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
}

.center-round-title span {
  display: block;
}

@media (max-width: 1040px) {
  .round-title {
    grid-column: 1 / -1 !important;
    grid-row: auto !important;
    position: relative;
    align-self: auto;
    min-height: 1.4em;
    margin: 14px 0 0;
    padding-top: 2px;
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
  }

  .center-round-title {
    display: grid;
    gap: 3px;
  }

  .match,
  .champion-card {
    grid-row: auto !important;
  }
}

@media (max-width: 620px) {
  .round-title {
    grid-row: auto !important;
    margin: 14px 0 0;
  }
}


/* v9: GitHub repository button inside homepage share panel */
.github-repo-button {
  display: block;
  width: 100%;
  margin-top: 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.075);
  color: var(--text);
  padding: 8px 10px;
  text-align: center;
  text-decoration: none;
  font-size: 12px;
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}

.github-repo-button:hover {
  transform: translateY(-1px);
  border-color: rgba(15,202,28,.82);
  background: rgba(15,202,28,.12);
}