@keyframes bkt-live-pulse{0%,to{opacity:1;transform:scale(1)}
50%{opacity:.4;transform:scale(.7)}
}
.bkt-board{--bkt-bg:#000000;--bkt-text:#999999;--bkt-border:#333333;--bkt-accent:#ffd740;--bkt-current:#ffffff;--bkt-line:#333333;--bkt-connector:24px;background:var(--bkt-bg);border-radius:8px;overflow:hidden;border:1px solid var(--bkt-border);padding:1rem;margin-bottom:1rem}
.bkt-title{text-align:center;font-weight:700;font-size:.85em;letter-spacing:.04em;color:var(--bkt-text);border-bottom:1px solid var(--bkt-border);margin:-1rem -1rem 1rem;padding:.5rem}
.bkt-bracket{display:flex;align-items:stretch;min-height:180px}
.bkt-round{display:flex;flex-direction:column;min-width:150px;flex-shrink:0}
.bkt-round:not(.bkt-round--final):not(.bkt-round--winner){margin-right:calc(var(--bkt-connector)*2)}
.bkt-round--final{margin-right:var(--bkt-connector)}
.bkt-round--winner{margin-right:0;min-width:auto}
.bkt-bracket--no-winner .bkt-round--final{margin-right:0}
.bkt-round__label{text-align:center;padding:.3em .5em;font-size:.7em;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--bkt-text);white-space:nowrap}
.bkt-round__matches{flex:1;display:flex;flex-direction:column}
.bkt-match-wrap{flex:1;display:flex;align-items:center;position:relative;padding:4px 0}
.bkt-match{width:100%;border:1px solid var(--bkt-border);border-radius:4px;overflow:hidden;background:var(--bkt-match-bg);color:var(--bkt-match-text);position:relative}
.bkt-match--live{border-color:#ef4444;box-shadow:0 0 0 1px rgba(239,68,68,.35)}
.bkt-live-dot{position:absolute;top:-.5em;right:.4em;display:inline-flex;align-items:center;gap:.25em;padding:.1em .4em;background:#ef4444;color:#fff;border-radius:3px;font-size:.55rem;font-weight:700;letter-spacing:.1em;line-height:1;z-index:2;box-shadow:0 1px 3px rgba(0,0,0,.4)}
.bkt-live-dot__pulse{width:.45em;height:.45em;border-radius:50%;background:#fff;animation:bkt-live-pulse 1.2s ease-in-out infinite}
.bkt-match__title,.bkt-match__title-input{font-size:.65rem;color:var(--bkt-text);letter-spacing:.06em;padding:.25em .5em;border-bottom:1px solid var(--bkt-border);background:var(--bkt-title-bg);opacity:.8}
.bkt-match__title-input{display:block;width:100%;box-sizing:border-box;border:0;font-family:inherit;opacity:.85}
.bkt-match__title-input:hover{filter:brightness(1.15)}
.bkt-match__title-input:focus{outline:0;filter:brightness(1.25);border-bottom-color:var(--bkt-accent);color:var(--bkt-accent);opacity:1}
.bkt-team{display:flex;align-items:center;padding:.35em .5em;gap:.3em;min-height:1.8em;font-size:clamp(.7rem,1.5vw,.85rem);color:var(--bkt-match-text);transition:background .15s}
.bkt-team--top{border-bottom:1px solid var(--bkt-border)}
.bkt-team__seed{font-size:.75em;color:var(--bkt-text);min-width:1.2em;text-align:center;opacity:.7}
.bkt-team__name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.bkt-team__score{font-weight:700;min-width:1.2em;text-align:center;color:var(--bkt-text)}
.bkt-team__name-input,.bkt-team__score-input{background:0 0;border:1px solid transparent;border-radius:3px;font:inherit}
.bkt-team__score-input{color:var(--bkt-text);font-weight:700;text-align:center;width:2.2em;padding:0;-moz-appearance:textfield}
.bkt-team__name-input{flex:1;min-width:0;color:inherit;font-weight:600;padding:0 .2rem}
.bkt-team__name-input:hover{border-color:rgba(255,255,255,.2)}
.bkt-team__name-input:focus{outline:0;border-color:var(--bkt-accent);background:rgba(0,0,0,.3)}
.bkt-team--winner .bkt-team__name-input{color:var(--bkt-accent)}
.bkt-team__advance{background:0 0;border:1px solid var(--bkt-border);border-radius:3px;color:var(--bkt-text);font-size:.7em;line-height:1;padding:.15em .35em;cursor:pointer;opacity:.6;transition:opacity .15s,color .15s,border-color .15s}
.bkt-team__advance--active,.bkt-team__advance:hover{opacity:1;border-color:var(--bkt-accent);color:var(--bkt-accent)}
.bkt-team__advance--active{background:rgba(255,255,255,.06)}
.bkt-board--auto-advance .bkt-team__advance,.bkt-bracket--no-winner .bkt-round--final .bkt-match-wrap::after{display:none}
.bkt-team__score-input::-webkit-inner-spin-button,.bkt-team__score-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.bkt-team__score-input:hover{border-color:rgba(255,255,255,.2)}
.bkt-team__score-input:focus{outline:0;border-color:var(--bkt-accent);background:rgba(0,0,0,.3)}
.bkt-team--winner .bkt-team__name,.bkt-team--winner .bkt-team__score,.bkt-team--winner .bkt-team__score-input{color:var(--bkt-accent)}
.bkt-team--loser{opacity:.35}
.bkt-team--empty .bkt-team__name{color:var(--bkt-text);font-style:italic;opacity:.5}
.bkt-team--clickable{cursor:pointer}
.bkt-team--clickable:hover{background:rgba(255,255,255,.06)}
.bkt-round:not(.bkt-round--final):not(.bkt-round--winner) .bkt-match-wrap:nth-child(odd)::after{content:"";position:absolute;right:calc(-1*var(--bkt-connector));top:50%;width:var(--bkt-connector);height:50%;border-top:2px solid var(--bkt-line);border-right:2px solid var(--bkt-line);border-top-right-radius:4px}
.bkt-round:not(.bkt-round--final):not(.bkt-round--winner) .bkt-match-wrap:nth-child(2n)::after{content:"";position:absolute;right:calc(-1*var(--bkt-connector));bottom:50%;width:var(--bkt-connector);height:50%;border-bottom:2px solid var(--bkt-line);border-right:2px solid var(--bkt-line);border-bottom-right-radius:4px}
.bkt-round:not(:first-child):not(.bkt-round--winner) .bkt-match-wrap::before{content:"";position:absolute;left:calc(-1*var(--bkt-connector));top:calc(50% - 1px);width:var(--bkt-connector);height:0;border-top:2px solid var(--bkt-line)}
.bkt-round--final .bkt-match-wrap::after{content:"";position:absolute;right:calc(-1*var(--bkt-connector));top:calc(50% - 1px);width:var(--bkt-connector);height:0;border-top:2px solid var(--bkt-line)}
.bkt-winner-badge{display:flex;flex-direction:column;align-items:center;gap:.3em;padding:.6em .8em;border:2px dashed var(--bkt-border);border-radius:8px;min-width:80px;text-align:center}
.bkt-winner-badge--active{border-color:var(--bkt-accent);border-style:solid;background:rgba(255,215,64,.05)}
.bkt-winner__icon,.bkt-winner__name{font-size:1.5em;color:var(--bkt-accent)}
.bkt-winner__name{font-weight:700;font-size:.85em}
.bkt-winner-badge:not(.bkt-winner-badge--active) .bkt-winner__name{color:var(--bkt-text);font-style:italic;opacity:.5}
.bkt-double{display:flex;flex-direction:column;gap:1.25rem}
.bkt-section__label{font-size:.7em;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--bkt-accent);border-bottom:1px solid var(--bkt-border);padding:0 0 .35em;margin:0 0 .75em}
.bkt-section--lb .bkt-section__label{color:var(--bkt-text);opacity:.9}
.bkt-lb{display:flex;gap:1.25rem;align-items:flex-start;overflow-x:auto}
.bkt-lb-round{display:flex;flex-direction:column;min-width:150px;flex-shrink:0}
.bkt-lb-round__matches{display:flex;flex-direction:column;gap:.5rem}
.bkt-gf{display:flex;align-items:center;gap:1.25rem;flex-wrap:wrap}
.bkt-gf .bkt-match-wrap{flex:0 0 auto;min-width:180px}
.tournament-home{display:grid;grid-template-columns:minmax(280px,380px) 1fr;gap:1.5rem;max-width:1200px;margin:0 auto;padding:1.5rem 1rem;align-items:start}
.tournament-home__form{display:flex;flex-direction:column;gap:.75rem}
.tournament-home__preview{position:sticky;top:3rem;overflow-x:auto}
.tournament-home__hint{margin:.5rem 0;color:var(--muted);text-align:center}
.form-check+.form-check{margin-top:.2rem}
.demo-styles{margin-top:.5rem;display:flex;flex-wrap:wrap;gap:.35rem}
.team-inputs{display:grid;grid-template-columns:1fr 1fr;gap:.3rem}
.team-inputs .form-input{margin:0;font-size:.8rem;padding:.3rem .5rem}
.tournament-admin{display:grid;grid-template-columns:340px 1fr;grid-template-areas:"controls board";gap:1.25rem;max-width:1200px;margin:0 auto;padding:1rem;align-items:start}
.tournament-admin__bracket{position:sticky;top:1rem;padding-bottom:.5rem;min-width:0;grid-area:board}
.tournament-admin__bracket-scroll{overflow-x:auto}
.tournament-admin__controls{display:flex;flex-direction:column;gap:.75rem;min-width:0;grid-area:controls}
.tournament-admin__controls>.page-badge{grid-area:badge;justify-self:start;margin:0}
.ctrl-section--options{grid-area:options}
.ctrl-section--actions{grid-area:actions}
.ctrl-section--links{grid-area:links}
.bracket-hint{text-align:center;color:var(--muted);margin:.5rem 0 0}
.bkt-board--auto-advance+.bracket-hint{display:none}
.ctrl-input{background:var(--input-bg);border:1px solid var(--border);border-radius:4px;color:var(--text);font-size:.75rem;padding:.25rem .4rem;font-family:monospace;min-width:0;flex:1}
.tournament-live-body{margin:0;padding:0;background:#000;min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;font-family:Arial,sans-serif}
.tournament-live{width:96vw;max-width:1200px}
.tournament-live .bkt-board{font-size:clamp(.8rem,2vw,1.1rem)}
.fullscreen-btn,.tournament-live-overlay{position:fixed;color:#fff;font-family:Arial,sans-serif}
.tournament-live-overlay{inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;z-index:100;text-align:center;padding:2rem;font-size:1.1rem;line-height:1.6}
.tournament-live-overlay[hidden]{display:none}
.tournament-live-overlay a{color:#3773c1}
.fullscreen-btn{bottom:.75rem;right:.75rem;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:6px;padding:.4rem .6rem;font-size:.8rem;cursor:pointer;z-index:40;opacity:.5;transition:opacity .2s}
.fullscreen-btn:hover{opacity:1;background:rgba(255,255,255,.2)}
@media (max-width:768px){.tournament-home{grid-template-columns:1fr}
.tournament-home__preview{position:static;order:-1}
.tournament-admin{grid-template-columns:1fr;grid-template-areas:"board""controls"}
.tournament-admin__bracket{position:static}
}