/* ── Reset + tokens ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #F5F5F3;
  --card:      #FFFFFF;
  --bd:        #E0E0DC;
  --r:         12px;
  --r-sm:      8px;
  --t1:        #111111;
  --t2:        #555555;
  --t3:        #999999;
  --red:       #D92B3A;
  --green:     #16A34A;
  --amber:     #D97706;
  --blue:      #1D4ED8;
  --win-bg:    #EFF6FF;
  --win-t:     #1D4ED8;
  --draw-bg:   #F3F4F6;
  --draw-t:    #6B7280;
  --loss-bg:   #FFF1F2;
  --loss-t:    #C0162A;
  --topbar-h:  56px;
}

html { -webkit-font-smoothing: antialiased; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  font-size: 14px;
  background: var(--bg);
  color: var(--t1);
  line-height: 1.4;
}

/* ── Topbar ─────────────────────────────────────────────────────── */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--topbar-h);
  background: var(--card);
  border-bottom: 0.5px solid var(--bd);
  z-index: 100;
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.logo span { color: var(--t3); font-weight: 400; }

.nav-tabs { display: flex; gap: 1px; flex-shrink: 0; }
.nav-tab {
  padding: 5px 11px;
  border: none;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  color: var(--t3);
  border-radius: 6px;
  transition: color 0.1s, background 0.1s;
}
.nav-tab:hover  { background: var(--bg); color: var(--t2); }
.nav-tab.active { background: var(--bg); color: var(--t1); }

.topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.live-badge {
  display: none;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 500;
  color: var(--red);
  background: #FFF0F2;
  border: 0.5px solid #F5C6CB;
  border-radius: 20px;
  padding: 3px 9px 3px 7px;
}
.live-badge.visible { display: inline-flex; }
.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  animation: pulse 1.8s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.35; transform: scale(0.75); }
}

.updated-label {
  font-size: 11px;
  color: var(--t3);
  white-space: nowrap;
}

/* ── Buttons ────────────────────────────────────────────────────── */
.btn-primary {
  padding: 5px 13px;
  border: none;
  border-radius: 6px;
  background: var(--t1);
  color: #fff;
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}
.btn-primary:hover   { opacity: 0.82; }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-ghost {
  padding: 5px 11px;
  border: 0.5px solid var(--bd);
  border-radius: 6px;
  background: transparent;
  color: var(--t2);
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}
.btn-ghost:hover   { background: var(--bg); }
.btn-ghost:disabled { opacity: 0.45; cursor: not-allowed; }

/* ── Page layout ────────────────────────────────────────────────── */
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: calc(var(--topbar-h) + 14px) 20px 48px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tab-panel             { display: flex; flex-direction: column; gap: 10px; }
.tab-panel[hidden]     { display: none; }
.card {
  background: var(--card);
  border: 0.5px solid var(--bd);
  border-radius: var(--r);
}

.sec-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--t3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.section-bar {
  display: flex;
  align-items: center;
  padding: 6px 0 4px;
  gap: 8px;
}
.section-title {
  font-size: 11px;
  font-weight: 500;
  color: var(--t3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.empty-msg {
  padding: 32px;
  text-align: center;
  color: var(--t3);
  font-size: 13px;
}

@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  width: 22px;
  height: 22px;
  border: 2.5px solid var(--bd);
  border-top-color: var(--t2);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
.loading-state {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 48px;
}

.adv-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 56px 24px;
}
.adv-empty-label { font-size: 13px; color: var(--t3); }

/* ── Match cards (Live tab) ─────────────────────────────────────── */
.match-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 8px;
}
.match-card {
  padding: 12px 14px;
}
.match-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.match-meta    { font-size: 11px; color: var(--t3); }
.match-status  { font-size: 11px; font-weight: 500; display: flex; align-items: center; gap: 4px; }
.ms-live       { color: var(--red); }
.ms-finished   { color: var(--t3); }
.ms-upcoming   { color: var(--t2); }
.m-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--red); animation: pulse 1.8s ease-in-out infinite; }

.match-teams {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.m-team {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
}
.m-team.away { flex-direction: row-reverse; }
.m-flag { font-size: 18px; line-height: 1; flex-shrink: 0; }
.m-name { font-size: 16px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m-score {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.04em;
  text-align: center;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 52px;
}
.m-sep { color: var(--t3); font-weight: 400; font-size: 18px; }

.pbar {
  display: flex;
  height: 18px;
  border-radius: 4px;
  overflow: hidden;
  border: 0.5px solid var(--bd);
}
.ps {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 500;
  overflow: hidden;
  white-space: nowrap;
  padding: 0 4px;
  transition: width 0.4s ease;
  min-width: 0;
}
.ps.win  { background: var(--win-bg);  color: var(--win-t);  }
.ps.draw { background: var(--draw-bg); color: var(--draw-t); }
.ps.loss { background: var(--loss-bg); color: var(--loss-t); }

/* ── Bracket tab ────────────────────────────────────────────────── */
.bracket-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  gap: 12px;
  flex-wrap: wrap;
}
.bracket-desc { font-size: 12px; color: var(--t3); }
.bracket-toolbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.bracket-sim-label { font-size: 12px; color: var(--t2); }

#bracketContainer {
  display: flex;
  flex-direction: row;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 20px;
  align-items: flex-start;
}

.bracket-stage {
  flex: 0 0 210px;
  display: flex;
  flex-direction: column;
}
.bracket-stage-label { padding: 4px 0 8px; }
.bracket-stage-title {
  font-size: 11px;
  font-weight: 500;
  color: var(--t3);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.bracket-matches {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  height: 1750px;
}
.bm-card { flex-shrink: 0; }

/* Interactive match card */
.bm-card { overflow: hidden; }
.bm-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 12px 5px;
  border-bottom: 0.5px solid var(--bd);
}
.bm-slot { font-size: 10px; color: var(--t3); letter-spacing: 0.04em; text-transform: uppercase; }
.bm-date { font-size: 10px; color: var(--t3); }

/* Team pick buttons */
.bm-team-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 10px 9px 12px;
  border: none;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  text-align: left;
  border-left: 2px solid transparent;
  transition: background 0.1s, border-color 0.12s, opacity 0.15s;
}
.bm-team-btn + .bm-team-btn { border-top: 0.5px solid var(--bd); }
.bm-team-btn:hover:not(:disabled):not(.tbd) { background: var(--bg); }
.bm-team-btn.picked  { border-left-color: var(--green); background: #F0FDF4; }
.bm-team-btn.dimmed  { opacity: 0.30; }
.bm-team-btn.locked  { cursor: default; }
.bm-team-btn.tbd     { cursor: default; }
.bm-team-btn:disabled { cursor: default; }

.bm-flag  { font-size: 15px; line-height: 1; flex-shrink: 0; }
.bm-name  { font-weight: 500; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bm-score { font-size: 14px; font-weight: 500; flex-shrink: 0; min-width: 16px; text-align: right; }
.bm-prob  { font-size: 11px; color: var(--t3); flex-shrink: 0; margin-left: auto; padding-left: 6px; }

.bm-team-btn.tbd .bm-name  { color: var(--t3); font-weight: 400; }
.bm-team-btn.locked.picked .bm-name { color: var(--green); }
.bm-team-btn.locked.dimmed .bm-name { color: var(--t3); }

.bm-model-hint {
  font-size: 10px;
  color: var(--t3);
  padding: 4px 12px;
  border-top: 0.5px solid var(--bd);
  text-align: right;
  font-style: italic;
}

/* Simulation-from-picks result panel */
.sim-picks-panel {
  border-top: 0.5px solid var(--bd);
  padding: 14px 16px;
}
.sim-picks-title {
  font-size: 10px;
  font-weight: 500;
  color: var(--t3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.sim-picks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 6px;
}
.spr-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 0.5px solid var(--bd);
  border-radius: var(--r-sm);
}
.spr-rank { font-size: 11px; color: var(--t3); width: 14px; text-align: right; flex-shrink: 0; }
.spr-flag { font-size: 14px; flex-shrink: 0; }
.spr-name { font-size: 12px; font-weight: 500; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.spr-prob { font-size: 13px; font-weight: 500; flex-shrink: 0; }

/* ── Groups tab ─────────────────────────────────────────────────── */
.groups-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.group-card { overflow: hidden; }
.group-head {
  padding: 7px 14px;
  border-bottom: 0.5px solid var(--bd);
  font-size: 11px;
  font-weight: 500;
  color: var(--t2);
  background: var(--bg);
}
.group-table {
  width: 100%;
  border-collapse: collapse;
}
.group-table th {
  font-size: 10px;
  color: var(--t3);
  font-weight: 500;
  padding: 5px 12px;
  text-align: right;
  border-bottom: 0.5px solid var(--bd);
}
.group-table th:first-child { text-align: left; }
.group-table td {
  padding: 7px 12px;
  font-size: 13px;
  text-align: right;
  border-bottom: 0.5px solid var(--bd);
}
.group-table tr:last-child td { border-bottom: none; }
.group-table td:first-child   { text-align: left; }
.group-table tr.q-auto   > td:first-child { border-left: 2px solid var(--green); }
.group-table tr.q-bubble > td:first-child { border-left: 2px solid var(--amber); }
.gt-team { display: flex; align-items: center; gap: 6px; }
.gt-flag { font-size: 14px; }
.gt-name { font-weight: 500; font-size: 13px; }
.gt-pts  { font-weight: 500; }

/* ── Stats tab ──────────────────────────────────────────────────── */
.stat-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 10px 12px;
}
.stat-btn {
  padding: 4px 11px;
  border: 0.5px solid var(--bd);
  border-radius: 20px;
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  color: var(--t2);
  cursor: pointer;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.stat-btn:hover  { background: var(--bg); }
.stat-btn.active {
  background: var(--t1);
  color: #fff;
  border-color: var(--t1);
}

.stat-board { padding: 8px 0; }
.stat-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  border-bottom: 0.5px solid var(--bd);
}
.stat-row:last-child { border-bottom: none; }
.stat-rank { font-size: 11px; color: var(--t3); width: 20px; flex-shrink: 0; text-align: right; }
.stat-flag { font-size: 16px; flex-shrink: 0; }
.stat-name { font-weight: 500; font-size: 13px; flex: 1; min-width: 0; }
.stat-sub  { font-size: 11px; color: var(--t3); }
.stat-val  { font-size: 26px; font-weight: 500; letter-spacing: -0.03em; min-width: 36px; text-align: right; flex-shrink: 0; }
.stat-bar-wrap { width: 80px; flex-shrink: 0; }
.stat-bar-bg   { height: 3px; background: var(--bd); border-radius: 2px; }
.stat-bar-fill { height: 3px; background: var(--t1); border-radius: 2px; }

/* ── Advanced tab ───────────────────────────────────────────────── */
.adv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  gap: 16px;
}
.adv-header-left  { display: flex; flex-direction: column; gap: 4px; }
.adv-header-right { display: flex; gap: 8px; flex-shrink: 0; }
.sim-meta { font-size: 12px; color: var(--t3); min-height: 18px; }

.adv-table-wrap { overflow: auto; }
.adv-table {
  width: 100%;
  border-collapse: collapse;
}
.adv-table th {
  font-size: 10px;
  font-weight: 500;
  color: var(--t3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 10px 14px;
  text-align: right;
  border-bottom: 0.5px solid var(--bd);
  white-space: nowrap;
}
.adv-table th.col-rank { width: 28px; text-align: right; }
.adv-table th.col-team { text-align: left; }
.adv-table td {
  padding: 9px 14px;
  font-size: 13px;
  text-align: right;
  border-bottom: 0.5px solid var(--bd);
  vertical-align: middle;
}
.adv-table tr:last-child td { border-bottom: none; }
.adv-table td.col-rank { color: var(--t3); font-size: 11px; }
.adv-table td.col-team {
  text-align: left;
  white-space: nowrap;
}
.td-team-cell { display: flex; align-items: center; gap: 8px; }
.td-flag      { font-size: 15px; }
.td-name      { font-weight: 500; }
.td-group     { font-size: 11px; color: var(--t3); }
.td-win       { font-weight: 500; }
.td-sec       { color: var(--t2); }
.td-bar {
  display: inline-block;
  height: 3px;
  background: var(--win-bg);
  border-radius: 2px;
  vertical-align: middle;
  margin-right: 6px;
}
.td-bar-fill {
  display: block;
  height: 3px;
  background: var(--blue);
  border-radius: 2px;
}

/* ── Shared section label ───────────────────────────────────────── */
.sec-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--t2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Leaderboard tab ────────────────────────────────────────────── */
.lb-btn {
  padding: 4px 11px;
  border: 0.5px solid var(--bd);
  border-radius: 20px;
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  color: var(--t2);
  cursor: pointer;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.lb-btn:hover  { background: var(--bg); }
.lb-btn.active { background: var(--t1); color: #fff; border-color: var(--t1); }

@keyframes lbFadeIn {
  from { opacity: 0; transform: translateY(3px); }
  to   { opacity: 1; transform: translateY(0); }
}
.lb-fade { animation: lbFadeIn 150ms ease; }

.card-rect {
  display: inline-block;
  width: 10px;
  height: 13px;
  border-radius: 2px;
  margin-right: 5px;
  vertical-align: middle;
}
.card-rect.yellow { background: #FFD700; border: 0.5px solid #C9A800; }
.card-rect.red    { background: var(--red); border: 0.5px solid #A01020; }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .groups-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-table th:nth-child(n+6),
  .adv-table td:nth-child(n+6) { display: none; }
}
@media (max-width: 640px) {
  .topbar-inner { padding: 0 12px; gap: 8px; }
  .page         { padding-left: 12px; padding-right: 12px; }
  .groups-grid  { grid-template-columns: 1fr; }
  .match-grid   { grid-template-columns: 1fr; }
  .nav-tab      { padding: 4px 7px; font-size: 11px; }
  .adv-table th:nth-child(n+5),
  .adv-table td:nth-child(n+5) { display: none; }
}