:root {
  --paper: #ffffff; --ink: #16191d; --muted: #667085; --line: #d9dce1; --soft: #f2f4f7;
  --accent: #1f4e79; --left: #b3261e; --right: #1f4e79; --ok: #1d7a46;
  --radius: 4px;
}
* { box-sizing: border-box; }
html { font-size: 17px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--ink); background: var(--paper); line-height: 1.45; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5rem; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 1.9rem; } h2 { font-size: 1.3rem; margin-top: 2rem; } h3 { font-size: 1.05rem; margin-top: 1.25rem; }
p { margin: .4rem 0 .9rem; max-width: 66ch; }
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 1rem 4rem; }
header.top { border-bottom: 3px solid var(--accent); }
header.top .wrap { display: flex; align-items: center; gap: 1rem; padding: .7rem 1rem; }
header.top .brand { font-weight: 700; text-decoration: none; color: var(--ink); font-size: 1.05rem; }
header.top .brand small { color: var(--muted); font-weight: 400; margin-left: .5rem; }
header.top nav { margin-left: auto; display: flex; gap: .3rem; flex-wrap: wrap; align-items: center; }
header.top nav a { text-decoration: none; padding: .3rem .55rem; border-radius: var(--radius); color: var(--ink); font-size: .92rem; }
header.top nav a.cur { background: var(--soft); font-weight: 600; }
header.top nav .sep { width: 1px; height: 1.2rem; background: var(--line); margin: 0 .3rem; }
.muted { color: var(--muted); }
.lead { font-size: 1.05rem; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: .25rem 1.2rem; margin: .8rem 0 1.2rem; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }
.actions { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1rem 0; }
.btn, button { font: inherit; padding: .55rem 1rem; border: 1px solid var(--accent); background: var(--accent); color: #fff; border-radius: var(--radius); cursor: pointer; text-decoration: none; display: inline-block; line-height: 1.2; }
.btn.secondary, button.secondary { background: #fff; color: var(--accent); }
.btn.danger, button.danger { background: #fff; color: var(--left); border-color: var(--left); }
.btn.small, button.small { padding: .3rem .6rem; font-size: .88rem; }
.btn.big, button.big { padding: .9rem 1.4rem; font-size: 1.1rem; }
form.stack { display: grid; gap: .9rem; max-width: 520px; }
label { display: block; font-size: .92rem; color: var(--muted); margin-bottom: .25rem; }
label.inline { display: inline-flex; align-items: center; gap: .4rem; color: var(--ink); font-size: 1rem; }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], select, textarea {
  font: inherit; width: 100%; padding: .55rem .6rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--ink); }
input:focus, select:focus, textarea:focus, button:focus, a:focus { outline: 3px solid #bcd3ea; outline-offset: 1px; }
textarea { min-height: 4.5rem; }
.hint { font-size: .85rem; color: var(--muted); margin-top: .2rem; }
.err { background: #fbeceb; border-left: 4px solid var(--left); padding: .6rem .8rem; margin: 1rem 0; }
.ok { background: #e8f4ec; border-left: 4px solid var(--ok); padding: .6rem .8rem; margin: 1rem 0; }
table { border-collapse: collapse; width: 100%; margin: .5rem 0 1.2rem; font-size: .95rem; }
th, td { text-align: left; padding: .45rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .85rem; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.place-1 td:first-child { font-weight: 700; }
.pill { display: inline-block; padding: .1rem .5rem; border-radius: 999px; font-size: .8rem; background: var(--soft); color: var(--muted); }
.pill.on { background: #e3eaf3; color: var(--accent); }
.pill.warn { background: #fbeceb; color: var(--left); }
.card-list { display: grid; gap: .8rem; }
.mcard { border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem; display: grid; gap: .25rem; }
.mcard a.title { font-size: 1.15rem; font-weight: 650; text-decoration: none; color: var(--ink); }
.mcard .meta { color: var(--muted); font-size: .92rem; }

/* bracket */
.bracket { display: flex; gap: 1.2rem; overflow-x: auto; padding: .5rem 0 1rem; align-items: flex-start; }
.col { min-width: 220px; flex: 0 0 220px; }
.col h4 { margin: 0 0 .6rem; font-size: .85rem; color: var(--muted); font-weight: 600; }
.duel { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: .7rem; font-size: .92rem; overflow: hidden; }
.duel .side { display: flex; align-items: center; gap: .4rem; padding: .35rem .5rem; border-left: 4px solid transparent; }
.duel .side.a { border-left-color: var(--left); }
.duel .side.b { border-left-color: var(--right); border-top: 1px solid var(--line); }
.duel .side.win { font-weight: 700; background: var(--soft); }
.duel .side.tbd { color: var(--muted); }
.duel .seed { color: var(--muted); font-size: .78rem; min-width: 1.4rem; }
.duel .sc { margin-left: auto; font-variant-numeric: tabular-nums; color: var(--muted); }
.duel .lab { font-size: .72rem; color: var(--muted); padding: .15rem .5rem; background: #fafbfc; border-bottom: 1px solid var(--line); }
.duel.done .lab { color: var(--ok); }

/* RO */
.lanes { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1rem 0; }
.lane { border: 1px solid var(--line); border-top: 6px solid var(--left); border-radius: var(--radius); padding: .8rem; }
.lane.b { border-top-color: var(--right); }
.lane h3 { margin: 0 0 .5rem; font-size: 1.15rem; }
.lane .grid { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem .6rem; }
.lane input[type=text], .lane input[type=number] { font-size: 1.15rem; padding: .6rem; }
.scoreline { font-size: 2rem; font-weight: 700; display: flex; justify-content: center; gap: 1rem; font-variant-numeric: tabular-nums; margin: .5rem 0; }
.scoreline .a { color: var(--left); } .scoreline .b { color: var(--right); }
.duelrow { display: flex; align-items: center; gap: .8rem; padding: .7rem 0; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.duelrow .who { flex: 1; } .duelrow .who b { display: block; }
.duelrow .lab { color: var(--muted); font-size: .85rem; min-width: 7rem; }
.duelrow .go { color: var(--accent); }

@media (max-width: 640px) {
  html { font-size: 16px; }
  .lanes { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; gap: 0 } .kv dt { margin-top: .5rem; }
  header.top .wrap { flex-wrap: wrap; }
}
@media print {
  header.top nav, .actions, .noprint { display: none !important; }
  header.top { border-bottom: 2px solid #000; }
  .bracket { overflow: visible; flex-wrap: wrap; }
  .col { flex: 0 0 31%; min-width: 0; }
  a { color: inherit; text-decoration: none; }
  body { font-size: 12px; }
}
@media (prefers-reduced-motion: no-preference) { button, .btn { transition: background .12s; } }
.lane-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .3rem; min-height: 9rem; font-size: 1.5rem; font-weight: 700; border-radius: 6px; background: var(--left); border-color: var(--left); line-height: 1.2; text-align: center; }
.lane-btn small { font-weight: 400; font-size: .9rem; opacity: .85; }
.lane-btn.b { background: var(--right); border-color: var(--right); }
.lane-btn:active { filter: brightness(.85); }
.lane-btn.armed { background: #1d7a46; border-color: #1d7a46; box-shadow: 0 0 0 4px #bfe3cc; }
.lane-btn.armed small.st { font-weight: 700; opacity: 1; }
header.top .langsel { display: inline-block; margin: 0; }
header.top .langsel select { font: inherit; font-size: .92rem; padding: .3rem .5rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--ink); width: auto; }

/* ---- touch / small screens */
@media (max-width: 820px) {
  /* wide tables scroll inside their own box instead of the whole page */
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; max-width: 100%; }
  th, td { white-space: nowrap; }
  td:nth-child(2) { white-space: normal; min-width: 9rem; }
}
@media (pointer: coarse) {
  button, .btn { min-height: 44px; }
  button.small, .btn.small { min-height: 40px; }
  input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], select { min-height: 44px; font-size: 1rem; }
  header.top .langsel select { font-size: 1rem; min-height: 40px; }
  .duelrow { padding: .9rem 0; }
}
@media (max-width: 640px) {
  header.top .wrap { padding: .6rem 1rem; }
  header.top .brand small { display: block; margin-left: 0; font-size: .8rem; }
  .actions form, .actions .btn, .actions button { width: 100%; }
  .actions button { width: 100%; }
  .lane-btn { min-height: 7.5rem; font-size: 1.35rem; }
  h1 { font-size: 1.5rem; }
  .scoreline { font-size: 1.7rem; }
  details .actions button { width: 100%; }
}

/* =========================================================== v2 UI: cards, hero, stepper, pills */
:root { --card-r: 14px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 6px 20px rgba(16,24,40,.06); --ok-bg: #e8f4ec; --warn-bg: #fff4e5; --warn: #b54708; }
body { background: #f6f7f9; }
main.wrap { padding-top: 1rem; }
header.top { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
header.top .brand { font-size: 1.1rem; }
.btn, button { border-radius: 10px; font-weight: 600; }
.btn.big, button.big { border-radius: 12px; }
.pill { font-weight: 600; letter-spacing: .01em; }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--card-r); padding: 1rem 1.1rem; box-shadow: var(--shadow); margin: .9rem 0; }
.card h2, .card h3 { margin-top: 0; }
.card.hero { background: linear-gradient(135deg, #1f4e79 0%, #163a5a 100%); color: #fff; border: 0; }
.card.hero h1, .card.hero h2 { color: #fff; }
.card.hero .muted, .card.hero p { color: rgba(255,255,255,.8); }
.card.hero .btn { background: #fff; color: var(--accent); border-color: #fff; }
.card.hero .btn.secondary { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: .8rem; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; margin: .5rem 0; }
.chip { display: inline-flex; align-items: center; gap: .35rem; padding: .3rem .7rem; border-radius: 999px; background: var(--soft); font-size: .9rem; }
.chip b { font-weight: 700; }
.mcard { border-radius: var(--card-r); box-shadow: var(--shadow); background: #fff; padding: 1rem 1.1rem; }
.mcard a.title { font-size: 1.25rem; }
.progress { height: 8px; background: var(--soft); border-radius: 999px; overflow: hidden; margin: .5rem 0; }
.progress > i { display: block; height: 100%; background: var(--ok); border-radius: 999px; }

/* stepper (director) */
.stepper { display: grid; grid-template-columns: repeat(5, 1fr); gap: .4rem; margin: .8rem 0 1.2rem; }
.step { text-align: center; font-size: .8rem; color: var(--muted); padding: .5rem .2rem; border-top: 4px solid var(--line); }
.step b { display: block; font-size: .95rem; color: var(--ink); margin-bottom: .1rem; }
.step.done { border-top-color: var(--ok); }
.step.cur { border-top-color: var(--accent); background: #eef3f8; border-radius: 0 0 8px 8px; }
.step.cur b { color: var(--accent); }
.primary-row { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin: .6rem 0; }
details.fold { border: 1px solid var(--line); border-radius: var(--card-r); background: #fff; padding: 0 1.1rem; margin: .8rem 0; }
details.fold > summary { cursor: pointer; padding: .9rem 0; font-weight: 600; list-style: none; display: flex; align-items: center; justify-content: space-between; }
details.fold > summary::after { content: "›"; transform: rotate(90deg); color: var(--muted); font-size: 1.3rem; transition: transform .15s; }
details.fold[open] > summary::after { transform: rotate(-90deg); }
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > div { padding-bottom: 1rem; }
.status-row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.icon-btn { padding: .35rem .6rem; font-size: .85rem; border-radius: 8px; }

/* RO cards */
.duelcard { display: grid; grid-template-columns: 1fr auto; gap: .6rem; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--card-r); padding: .8rem 1rem; margin: .6rem 0; text-decoration: none; color: var(--ink); box-shadow: var(--shadow); }
.duelcard:active { transform: scale(.995); }
.duelcard .meta { font-size: .8rem; color: var(--muted); margin-bottom: .3rem; }
.duelcard .lanes2 { display: grid; gap: .3rem; }
.duelcard .ln { display: flex; align-items: center; gap: .5rem; font-weight: 600; }
.duelcard .ln i { width: 10px; height: 10px; border-radius: 3px; flex: 0 0 10px; }
.duelcard .ln.l i { background: var(--left); } .duelcard .ln.r i { background: var(--right); }
.duelcard .ln small { font-weight: 400; color: var(--muted); }
.duelcard .go { font-size: 1.6rem; color: var(--accent); }
.duelcard.next { border: 2px solid var(--accent); }
.duelcard.done { opacity: .75; box-shadow: none; }
.bouts { display: flex; gap: .4rem; justify-content: center; margin: .4rem 0 .8rem; }
.bouts span { width: 2rem; height: 2rem; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; background: var(--soft); color: var(--muted); font-size: .9rem; }
.bouts span.a { background: var(--left); color: #fff; } .bouts span.b { background: var(--right); color: #fff; } .bouts span.cur { outline: 3px solid var(--accent); color: var(--accent); background: #fff; }
.lanehead { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; margin: .4rem 0 .8rem; }
.lanehead div { border-radius: 10px; padding: .5rem .7rem; color: #fff; font-weight: 700; text-align: center; }
.lanehead .l { background: var(--left); } .lanehead .r { background: var(--right); }
.lanehead small { display: block; font-weight: 400; opacity: .85; font-size: .8rem; }
.sticky-bar { position: sticky; bottom: 0; background: #fff; border-top: 1px solid var(--line); padding: .7rem 0; margin-top: 1rem; z-index: 5; }
.toggle-done { margin: 1rem 0; }
@media (max-width: 640px) {
  .stepper { grid-template-columns: repeat(5, 1fr); gap: .2rem; }
  .step { font-size: .68rem; padding: .4rem .1rem; } .step b { font-size: .8rem; }
  .card { padding: .9rem; }
}
.card ol, .card ul { padding-left: 1.3rem; } .card li { margin: .35rem 0; }
/* ---- front page */
.card.hero.home { padding: 2rem 1.6rem; margin-top: .4rem; }
.card.hero.home h1 { font-size: 2rem; max-width: 22ch; line-height: 1.15; }
.card.hero.home p { max-width: 62ch; font-size: 1.05rem; }
h3.sect { margin: 1.4rem 0 .4rem; color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; }
.mcard { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; }
.mcard-date { width: 4.2rem; text-align: center; border-radius: 10px; background: #eef3f8; color: var(--accent); padding: .5rem .2rem; }
.mcard-date b { display: block; font-size: 1.6rem; line-height: 1; }
.mcard-date span { font-size: .75rem; color: var(--muted); }
.mcard-body { min-width: 0; }
.mcard-body .title { display: block; margin: .3rem 0 .1rem; }
.roles { display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem; margin-top: 2rem; }
.card.role { margin: 0; }
.card.role h3 { margin: .4rem 0 .3rem; font-size: 1.05rem; }
.card.role p { font-size: .95rem; color: var(--muted); margin: 0 0 .6rem; }
.role-ic { font-size: 1.8rem; }
@media (max-width: 700px) { .roles { grid-template-columns: 1fr; } .card.hero.home { padding: 1.4rem 1.1rem; } .card.hero.home h1 { font-size: 1.5rem; } }
.chip-x { border: 0; background: transparent; color: var(--muted); padding: 0 .1rem; min-height: 0; font-size: .95rem; cursor: pointer; }
.chip-x:hover { color: var(--left); }

/* ---- bracket graph */
.graph-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--card-r); padding: .6rem; margin: .5rem 0 1.2rem; }
.bracket-graph { min-width: 700px; width: 100%; height: auto; font-family: inherit; }
.g-round { font-size: 12px; fill: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.g-lab { font-size: 10px; fill: var(--muted); }
.g-link { fill: none; stroke: #c9d0da; stroke-width: 2; }
.g-duel rect { fill: #fff; stroke: var(--line); stroke-width: 1.5; }
.g-duel line { stroke: var(--line); }
.g-duel.ready rect { stroke: var(--accent); }
.g-duel.done rect { fill: #f6f7f9; }
.g-name { font-size: 12.5px; fill: var(--ink); }
.g-name.win { font-weight: 700; fill: var(--ok); }
.g-name.tbd { fill: #b7bfca; }
@media print { .graph-wrap { border: 0; padding: 0; } .bracket-graph { min-width: 0; } }
.desc-tabs { display:flex; gap:.3rem; margin-bottom:.3rem } .desc-tabs button { padding:.3rem .8rem; font-size:.85rem; border-radius:999px; background:#fff; color:var(--ink); border:1px solid var(--line); min-height:0 } .desc-tabs button.on { background:var(--accent); color:#fff; border-color:var(--accent) }
.g-place rect { fill: #fff; stroke: var(--line); }
.g-place.p1 rect { fill: #fff7d6; stroke: #e0b400; }
.g-place.p2 rect { fill: #f3f4f6; stroke: #9aa3ad; }
.g-place.p3 rect { fill: #fbeee4; stroke: #c77b3a; }
.g-place.q rect { fill: #e8f4ec; stroke: var(--ok); }

.sections { display:flex; gap:.25rem; margin-left:.6rem }
.sections a { text-decoration:none; font-size:.8rem; padding:.2rem .6rem; border-radius:999px; border:1px solid var(--line); color:var(--muted) }
.sections a.on { background:var(--accent); color:#fff; border-color:var(--accent) }
@media (max-width: 640px) { .sections { display:none } }
button.locked, button.locked:disabled { background:#e5e7eb !important; color:#6b7280 !important; border:1px dashed #9ca3af !important; opacity:1 !important; cursor:not-allowed }
.cmpbar { position:relative; background:#eef1f5; border-radius:6px; height:1.4rem; min-width:140px } .cmpbar i { display:block; height:100%; background:#9fc2e8; border-radius:6px } .cmpbar.alt i { background:#f0c27a } .cmpbar span { position:absolute; left:.5rem; top:0; line-height:1.4rem; font-size:.85rem; white-space:nowrap }