/* Tema chiaro, coerente con umbertobertonelli.it (slate + blu #0073e6 / #00355f). */
:root{
  --bg:#ffffff; --panel:#ffffff; --panel2:#f1f5f9; --line:#e2e8f0;
  --txt:#0f172a; --mut:#64748b; --acc:#0073e6; --acc2:#00355f;
  --s1:#0073e6; --sx:#cbd5e1; --s2:#f59e0b;
  --shadow:0 10px 30px rgba(2,6,23,.08), 0 2px 8px rgba(2,6,23,.05);
}
*{box-sizing:border-box}
body{margin:0;background:#f8fafc;color:var(--txt);
  background-image:radial-gradient(circle at 1px 1px, rgba(15,23,42,.08) 1px, transparent 0);
  background-size:26px 26px;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.5;-webkit-font-smoothing:antialiased}
.wrap{max-width:1040px;margin:0 auto;padding:22px 16px 60px}
header h1{font-size:1.55rem;margin:0 0 6px;font-weight:800;letter-spacing:-.02em;color:#00355f}
.sub{color:var(--mut);font-size:.9rem;margin:0 0 14px}
#meta{display:block;margin-top:3px;font-size:.82rem}
h2{font-size:1.1rem;margin:26px 0 10px;font-weight:700;color:#00355f}
.muted{color:var(--mut)} .small{font-size:.82rem} .err{color:#dc2626}
.tabs{display:flex;gap:4px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:16px}
.tab{background:none;border:none;color:var(--mut);padding:9px 14px;font-size:.92rem;
  cursor:pointer;border-bottom:2px solid transparent;font-weight:600}
.tab.on{color:var(--acc);border-bottom-color:var(--acc)}
.view{display:none} .view.on{display:block}
.datebar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--panel);
  padding:10px 12px;border-radius:12px;margin-bottom:8px;box-shadow:var(--shadow)}
.datebar label{font-size:.82rem;color:var(--mut)}
select{background:#fff;color:var(--txt);border:1px solid var(--line);
  border-radius:8px;padding:6px 10px;font-size:.9rem}
#simStatus{font-size:.82rem}

/* contenders */
.contenders{background:var(--panel);border-radius:14px;padding:14px 16px;box-shadow:var(--shadow);border:1px solid var(--line)}
.bar-row{display:flex;align-items:center;gap:10px;margin:5px 0}
.bar-lab{flex:0 0 150px;font-size:.86rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{flex:1;background:#eef2f7;border-radius:6px;height:16px;overflow:hidden}
.bar-fill{height:100%;background:linear-gradient(90deg,#0073e6,#00355f);border-radius:6px}
.bar-val{flex:0 0 56px;text-align:right;font-size:.84rem;font-variant-numeric:tabular-nums;color:#00355f;font-weight:700}

/* groups */
.groups{display:grid;grid-template-columns:repeat(auto-fill,minmax(225px,1fr));gap:12px}
.gcard{background:var(--panel);border-radius:12px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.ghead{background:#00355f;color:#fff;padding:7px 10px;font-weight:700;font-size:.86rem}
.gtable{width:100%;border-collapse:collapse;font-size:.8rem}
.gtable th{color:var(--mut);font-weight:600;padding:5px 6px;text-align:center;font-size:.72rem}
.gtable td{padding:6px;text-align:center;border-top:1px solid var(--line);font-variant-numeric:tabular-nums}
.gtable td.tn{text-align:left;white-space:nowrap;overflow:hidden;max-width:120px;text-overflow:ellipsis}
.gtable td.q{font-weight:700}
.gtable td.pos{color:var(--mut);font-weight:700;width:18px}
.gtable tr.qual td.pos{color:var(--acc)}
.gtable tr.out{opacity:.55}

/* knockout heat table */
.ktable-wrap{overflow-x:auto;background:var(--panel);border-radius:12px;padding:6px;box-shadow:var(--shadow);border:1px solid var(--line)}
.ktable{width:100%;border-collapse:collapse;font-size:.82rem}
.ktable th{color:var(--mut);font-weight:600;padding:7px 8px}
.ktable td{padding:7px 8px;text-align:center;font-variant-numeric:tabular-nums;border-top:1px solid var(--line)}
.ktable td.tn{text-align:left;white-space:nowrap}

/* match cards */
.matches{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px}
.match{background:var(--panel);border-radius:12px;padding:11px 13px;border:1px solid var(--line);box-shadow:var(--shadow)}
.mdate{font-size:.72rem;color:var(--mut);margin-bottom:4px}
.mteams{display:flex;justify-content:space-between;align-items:center;gap:6px;font-size:.88rem;margin-bottom:6px}
.mvs{color:var(--mut);font-size:.76rem;font-variant-numeric:tabular-nums}
.mh{font-weight:600} .ma{font-weight:600;text-align:right}
.mscore{font-weight:800;font-size:1.05rem;font-variant-numeric:tabular-nums;color:#00355f}
.mpred{font-size:.78rem;margin:2px 0 7px;color:#475569}
.mpred .hit{color:#16a34a;font-weight:700}
.mpred .miss{color:#dc2626;font-weight:700}
.msplit{display:flex;height:22px;border-radius:6px;overflow:hidden;font-size:.7rem}
.msplit span{display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:clip;line-height:22px;padding:0 4px}
.s1{background:#0073e6} .sx{background:#94a3b8} .s2{background:#f59e0b}

/* trend */
.trend{background:var(--panel);border-radius:14px;padding:12px;margin-top:8px;min-height:300px;box-shadow:var(--shadow);border:1px solid var(--line)}

/* method */
.method{background:var(--panel);border-radius:14px;padding:20px 22px;max-width:760px;box-shadow:var(--shadow);border:1px solid var(--line)}
.method p{font-size:.92rem;color:#334155}
.method h3{font-size:1rem;margin:18px 0 6px;color:#00355f;font-weight:700}
.method a{color:var(--acc)}
footer{margin-top:30px;border-top:1px solid var(--line);padding-top:12px}

/* tabellone */
.bracket-scroll{display:flex;gap:12px;overflow-x:auto;padding:6px 2px 12px}
.brk-col{flex:0 0 auto;min-width:158px;display:flex;flex-direction:column;gap:8px;justify-content:center}
.brk-head{font-size:.74rem;color:var(--mut);font-weight:700;text-transform:uppercase;letter-spacing:.04em;text-align:center;margin-bottom:2px}
.brk-match{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:7px 9px;box-shadow:0 2px 6px rgba(2,6,23,.05)}
.brk-team{font-size:.8rem;padding:2px 0;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:4px;transition:background .12s}
.brk-team.win{color:#00355f;font-weight:700}
.brk-team[data-team]{cursor:pointer}
.brk-hl{background:rgba(0,115,230,.12)!important;color:#00355f!important}
.brk-p{font-size:.66rem;color:#94a3b8;margin-top:3px}
.brk-champ{background:linear-gradient(135deg,#0073e6,#00355f);color:#fff;font-weight:800;
  border-radius:12px;padding:14px 10px;text-align:center;font-size:.95rem;margin-top:18px;cursor:pointer}
.brk-champ.brk-hl{filter:brightness(1.06)}
.brk-tip{position:absolute;z-index:50;display:none;background:#fff;border:1px solid var(--acc);
  border-radius:10px;padding:9px 11px;min-width:165px;box-shadow:0 12px 30px rgba(2,6,23,.18);
  font-size:.8rem;pointer-events:none;color:var(--txt)}
.brk-tip .tt-h{font-weight:800;margin-bottom:6px;border-bottom:1px solid var(--line);padding-bottom:4px;color:#00355f}
.brk-tip .tt-r{display:flex;justify-content:space-between;gap:14px;padding:2px 0;color:var(--mut)}
.brk-tip .tt-r b{color:var(--txt);font-variant-numeric:tabular-nums}
.brk-tip .tt-win b{color:var(--acc)}

/* verifica storica */
.retro{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:12px;margin-top:6px}
.retro-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;box-shadow:var(--shadow)}
.retro-head{font-weight:800;font-size:1.05rem;margin-bottom:6px;color:#00355f}
.retro-actual{font-size:.86rem;margin-bottom:10px}
.retro-actual .hl{color:var(--acc)}
.retro-tbl{width:100%;border-collapse:collapse;font-size:.82rem}
.retro-tbl th{color:var(--mut);font-weight:600;text-align:left;padding:3px 6px;font-size:.72rem}
.retro-tbl td{padding:4px 6px;border-top:1px solid var(--line)}
.retro-tbl tr.champ{background:rgba(0,115,230,.1);font-weight:700}
.retro-tbl td.tn{white-space:nowrap}

/* backtest tables */
.bt-wrap{overflow-x:auto}
.bt-tbl{width:100%;border-collapse:collapse;font-size:.84rem;margin:6px 0}
.bt-tbl th{color:var(--mut);font-weight:600;padding:6px 8px;text-align:center;border-bottom:1px solid var(--line)}
.bt-tbl td{padding:6px 8px;text-align:center;font-variant-numeric:tabular-nums;border-top:1px solid var(--line)}
.bt-tbl tr.pooled{font-weight:800;background:rgba(0,115,230,.08)}
.bt-tbl tr.pooled td{border-top:2px solid var(--acc)}

@media(max-width:560px){
  .bar-lab{flex-basis:110px;font-size:.8rem}
  header h1{font-size:1.3rem}
  .groups{grid-template-columns:1fr 1fr}
}

/* modalita embed: il sito fornisce gia titolo e chrome */
html.embed body{background:transparent;background-image:none}
html.embed .wrap{padding-top:6px}
html.embed > body header, html.embed body > .wrap > header, html.embed footer{display:none}

/* tabellone ad albero simmetrico (stile bracket) */
.bk-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;padding:6px 0 14px}
.bk-tree{position:relative;display:flex;align-items:stretch;justify-content:safe center;width:max-content;margin:0 auto}
.bk-half{display:flex}
.bk-col{display:flex;flex-direction:column;min-width:90px;padding:0 5px}
.bk-head{font-size:.66rem;color:var(--mut);font-weight:700;text-transform:uppercase;letter-spacing:.03em;text-align:center;margin-bottom:6px}
.bk-colinner{flex:1;display:flex;flex-direction:column;justify-content:space-around}
.bk-m{position:relative;z-index:2;background:#fff;border:1px solid var(--line);border-radius:8px;padding:4px 6px;margin:4px 0;box-shadow:0 2px 6px rgba(2,6,23,.05);transition:box-shadow .12s,border-color .12s}
.bk-t{font-size:.73rem;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:1px 2px;border-radius:4px}
.bk-t.win{color:#00355f;font-weight:700}
.bk-t[data-team]{cursor:pointer}
.bk-center{display:flex;flex-direction:column;justify-content:center;align-items:center;min-width:128px;padding:0 4px;z-index:2}
.bk-champ-lab{font-size:.68rem;text-transform:uppercase;letter-spacing:.05em;color:var(--mut);margin-top:16px}
.bk-champ{background:linear-gradient(135deg,#0073e6,#00355f);color:#fff;font-weight:800;border-radius:12px;padding:12px 16px;text-align:center;margin-top:6px;cursor:pointer;box-shadow:0 6px 18px rgba(0,53,95,.25)}
svg.bk-lines{position:absolute;top:0;left:0;z-index:1;pointer-events:none;overflow:visible}
.bk-line{fill:none;stroke:#cbd5e1;stroke-width:1.5}
.bk-line-hl{stroke:#0073e6;stroke-width:2.6}
.bk-m.bk-hl{border-color:#0073e6;box-shadow:0 0 0 2px rgba(0,115,230,.22)}
.bk-m.bk-hl .bk-t.win{color:#0073e6}
.bk-champ.bk-hl{filter:brightness(1.07)}

/* ---- mobile / smartphone ---- */
@media(max-width:640px){
  .wrap{padding:14px 11px 50px}
  header h1{font-size:1.25rem}
  .sub{font-size:.84rem}
  h2{font-size:1rem;margin:20px 0 8px}
  .tab{padding:8px 9px;font-size:.84rem}
  .contenders{padding:11px}
  .bar-lab{flex:0 0 108px;font-size:.78rem}
  .bar-val{flex:0 0 46px;font-size:.78rem}
  .groups{grid-template-columns:1fr 1fr;gap:8px}
  .gcard{font-size:.95em}
  .matches{grid-template-columns:1fr;gap:8px}
  .ktable,.bt-tbl{font-size:.78rem}
  .ktable td,.ktable th{padding:6px 5px}
  .method{padding:15px 14px}
  .method p{font-size:.88rem}
  .retro{grid-template-columns:1fr}
  .bk-col{min-width:92px;padding:0 6px}
  .bk-t{font-size:.74rem}
  .bk-center{min-width:130px}
  /* suggerimento scroll orizzontale tabelle/tabellone */
  .ktable-wrap,.bk-wrap,.bt-wrap{position:relative}
}
@media(max-width:380px){
  .groups{grid-template-columns:1fr}
}

/* track-record riepilogo partite giocate */
.track{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:6px 0 12px}
.tr-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;box-shadow:var(--shadow);text-align:center}
.tr-num{font-size:1.5rem;font-weight:800;color:#00355f;line-height:1.1}
.tr-lab{font-size:.74rem;color:var(--mut);margin-top:4px}
.tr-pct{font-size:.8rem;font-weight:700;color:#0073e6;margin-top:3px}
@media(max-width:560px){.track{grid-template-columns:repeat(2,1fr)}}

/* podio reale verifica storica: oro/argento/bronzo/legno */
.retro-podium{display:flex;flex-wrap:wrap;gap:6px 14px;margin:2px 0 9px;
  padding:8px 10px;background:#f1f5f9;border-radius:9px;font-size:.84rem}
.retro-podium .pod{white-space:nowrap}
.retro-podium .pod-m{font-size:.95rem}
.retro-tbl td.pz{text-align:center;font-size:.95rem;width:36px}