/* ============================================================
   TournifyPK Bracket Pages — mockup redesign
   Dark arena theme, neon green #00ff84, condensed display type.
   Standalone stylesheet (no build step required).
   ============================================================ */

.bk-page {
    --bk-bg: #070a08;
    --bk-panel: #0c110d;
    --bk-card: #101713;
    --bk-card-2: #131b15;
    --bk-line: rgba(0, 255, 132, 0.14);
    --bk-line-soft: rgba(255, 255, 255, 0.07);
    --bk-green: #00ff84;
    --bk-green-dim: rgba(0, 255, 132, 0.12);
    --bk-gold: #ffd166;
    --bk-red: #ff5a5a;
    --bk-amber: #ffb300;
    --bk-cyan: #35c4ff;
    --bk-text: #eef3ef;
    --bk-muted: #8b978f;
    --bk-display: "Orbitron", "Arial Narrow", "Helvetica Neue", sans-serif;
    --bk-body: "Space Grotesk", "Segoe UI", system-ui, sans-serif;

    background:
        radial-gradient(1200px 400px at 20% -80px, rgba(0, 255, 132, 0.06), transparent 60%),
        var(--bk-bg);
    color: var(--bk-text);
    font-family: var(--bk-body);
    min-height: 100vh;
}
.bk-page *, .bk-page *::before, .bk-page *::after { box-sizing: border-box; }

/* ---------------- HERO ---------------- */
.bk-hero {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    padding: 30px 34px 26px;
    border-bottom: 1px solid var(--bk-line-soft);
    max-width: 1560px;
    margin: 0 auto;
    flex-wrap: wrap;
}
.bk-trophy { flex: 0 0 150px; width: 150px; }
.bk-trophy img { width: 100%; height: auto; display: block; filter: drop-shadow(0 0 26px rgba(0,255,132,.35)); }

.bk-hero-main { flex: 1 1 420px; min-width: 280px; }
.bk-back {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--bk-green); font-size: 11px; font-weight: 700;
    letter-spacing: 2.5px; text-transform: uppercase; text-decoration: none;
    margin-bottom: 10px;
}
.bk-back:hover { text-decoration: underline; }
.bk-title {
    font-family: var(--bk-display);
    font-size: clamp(26px, 3.4vw, 44px);
    font-weight: 800; letter-spacing: 1px; margin: 0 0 6px;
    color: #fff; text-transform: uppercase; line-height: 1.05;
}
.bk-game {
    color: var(--bk-gold); font-weight: 800; letter-spacing: 3px;
    font-size: 14px; text-transform: uppercase; margin-bottom: 12px;
    display: flex; align-items: center; gap: 8px;
}
.bk-game img { width: 22px; height: 22px; object-fit: contain; }
.bk-meta {
    display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
    font-size: 12.5px; font-weight: 700; letter-spacing: 1.6px;
    color: var(--bk-muted); text-transform: uppercase; margin-bottom: 16px;
}
.bk-meta span { display: inline-flex; align-items: center; gap: 7px; }
.bk-meta svg { width: 15px; height: 15px; color: var(--bk-green); }
.bk-meta .bk-sep { color: rgba(255,255,255,.18); }
.bk-format-title {
    font-family: var(--bk-display); font-size: clamp(17px, 2vw, 24px);
    font-weight: 800; letter-spacing: 2px; text-transform: uppercase; margin: 0 0 10px; line-height: 1.35;
}
.bk-format-title .bk-fmt { color: var(--bk-green); }
.bk-format-desc { color: var(--bk-muted); font-size: 13.5px; margin: 0; max-width: 640px; line-height: 1.6; }

.bk-hero-side { flex: 0 1 400px; min-width: 300px; margin-left: auto; }
.bk-info-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    border: 1px solid var(--bk-line-soft); border-radius: 10px; overflow: hidden;
    background: var(--bk-panel); margin-bottom: 14px;
}
.bk-info-cell { padding: 13px 16px; display: flex; gap: 12px; align-items: flex-start; }
.bk-info-cell:nth-child(odd) { border-right: 1px solid var(--bk-line-soft); }
.bk-info-cell:nth-child(-n+2) { border-bottom: 1px solid var(--bk-line-soft); }
.bk-info-cell > svg { width: 22px; height: 22px; color: var(--bk-green); flex: 0 0 22px; margin-top: 2px; }
.bk-info-cell .bk-ic-label { font-size: 10px; letter-spacing: 2px; color: var(--bk-muted); text-transform: uppercase; display: block; margin-bottom: 3px; }
.bk-info-cell .bk-ic-val { font-size: 14.5px; font-weight: 700; color: var(--bk-text); }
.bk-info-cell .bk-ic-val.gold { color: var(--bk-gold); }
.bk-live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--bk-green); margin-right: 6px; box-shadow: 0 0 8px var(--bk-green); animation: bk-pulse 1.6s infinite; }
@keyframes bk-pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

.bk-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    border: 1px solid rgba(0,255,132,.5); color: var(--bk-green);
    background: rgba(0,255,132,.06); border-radius: 8px;
    padding: 11px 22px; font-size: 12px; font-weight: 800; letter-spacing: 2px;
    text-transform: uppercase; text-decoration: none; cursor: pointer;
    transition: background .18s, box-shadow .18s;
}
.bk-btn:hover { background: rgba(0,255,132,.14); box-shadow: 0 0 18px rgba(0,255,132,.25); color: var(--bk-green); }
.bk-btn--block { width: 100%; }

/* ---------------- SHELL ---------------- */
.bk-shell {
    display: flex; gap: 22px; align-items: flex-start;
    max-width: 1560px; margin: 0 auto; padding: 24px 34px 60px;
}
.bk-main { flex: 1 1 auto; min-width: 0; }
.bk-sidebar { flex: 0 0 300px; display: flex; flex-direction: column; gap: 16px; }

.bk-panel {
    background: var(--bk-panel);
    border: 1px solid var(--bk-line-soft);
    border-radius: 12px; padding: 18px;
}
.bk-panel + .bk-panel { margin-top: 22px; }
.bk-panel-title {
    font-family: var(--bk-display); color: var(--bk-green);
    font-size: 13px; font-weight: 800; letter-spacing: 2.4px;
    text-transform: uppercase; margin: 0 0 4px;
}
.bk-panel-sub { color: var(--bk-muted); font-size: 12px; margin: 0 0 14px; }

/* ---------------- MATCH CARD (mockup style) ---------------- */
.bk-m {
    background: var(--bk-card);
    border: 1px solid var(--bk-line-soft);
    border-radius: 8px; overflow: hidden; min-width: 0;
    transition: border-color .18s, box-shadow .18s;
}
.bk-m:hover { border-color: rgba(0,255,132,.35); }
.bk-m.is-live { border-color: rgba(255,179,0,.55); box-shadow: 0 0 14px rgba(255,179,0,.12); }
.bk-m-row {
    display: flex; align-items: center; gap: 8px;
    padding: 7px 10px;
}
.bk-m-row + .bk-m-row { border-top: 1px solid rgba(255,255,255,.05); }
.bk-m-row .bk-seed { color: var(--bk-muted); font-size: 11px; width: 16px; flex: 0 0 16px; text-align: right; }
.bk-m-row img { width: 20px; height: 20px; border-radius: 4px; object-fit: cover; flex: 0 0 20px; background: #1a221d; }
.bk-m-row .bk-name {
    flex: 1 1 auto; min-width: 0; font-size: 12.5px; font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--bk-text);
}
.bk-m-row .bk-score { font-size: 13px; font-weight: 800; color: var(--bk-muted); min-width: 22px; text-align: right; font-variant-numeric: tabular-nums; }
.bk-m-row.is-winner { background: rgba(0,255,132,.07); }
.bk-m-row.is-winner .bk-name { color: #fff; }
.bk-m-row.is-winner .bk-score { color: var(--bk-green); }
.bk-m.is-live .bk-m-row .bk-score { color: var(--bk-amber); }
.bk-m-foot {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 10px; border-top: 1px solid rgba(255,255,255,.05);
    font-size: 10.5px; color: var(--bk-muted); letter-spacing: .6px;
}
.bk-m-foot a { color: var(--bk-green); text-decoration: none; font-weight: 700; font-size: 10.5px; letter-spacing: 1px; text-transform: uppercase; }
.bk-m-foot a:hover { text-decoration: underline; }
.bk-live-tag { color: var(--bk-amber); font-weight: 800; letter-spacing: 1.4px; display: inline-flex; align-items: center; gap: 5px; }
.bk-live-tag::before { content:""; width: 7px; height: 7px; border-radius: 50%; background: var(--bk-amber); box-shadow: 0 0 8px var(--bk-amber); animation: bk-pulse 1.4s infinite; }

/* score management (organizers) */
.bk-score-input {
    width: 44px; background: #0a0e0b; border: 1px solid var(--bk-line);
    color: var(--bk-green); border-radius: 6px; text-align: center;
    font-weight: 800; font-size: 13px; padding: 3px 4px;
}
.bk-score-save {
    background: rgba(0,255,132,.1); border: 1px solid rgba(0,255,132,.4); color: var(--bk-green);
    font-size: 10px; font-weight: 800; letter-spacing: 1px; border-radius: 6px;
    padding: 5px 10px; cursor: pointer; text-transform: uppercase;
}
.bk-score-save:hover { background: rgba(0,255,132,.22); }
.bk-score-message { font-size: 11px; color: var(--bk-muted); padding: 0 10px 6px; margin: 0; }

/* ---------------- TREES (single / double elim) ---------------- */
.bk-scroll { overflow-x: auto; padding-bottom: 10px; }
.bk-tree { display: flex; gap: 34px; align-items: stretch; min-width: max-content; padding: 6px 4px 4px; }
.bk-round { display: flex; flex-direction: column; min-width: 236px; }
.bk-round-head { text-align: center; margin-bottom: 14px; }
.bk-round-head h3 {
    font-family: var(--bk-display); color: var(--bk-green); font-size: 12.5px;
    font-weight: 800; letter-spacing: 2.2px; text-transform: uppercase; margin: 0 0 2px;
}
.bk-round-head span { color: var(--bk-muted); font-size: 10.5px; letter-spacing: 1.6px; text-transform: uppercase; }
.bk-pairs { flex: 1; display: flex; flex-direction: column; justify-content: space-around; gap: 18px; }
.bk-pair { position: relative; display: flex; flex-direction: column; gap: 14px; }
/* connector: horizontal stubs + vertical spine forming a bracket join */
.bk-pair > .bk-node { position: relative; }
.bk-round:not(:last-child) .bk-pair > .bk-node::after {
    content: ""; position: absolute; left: 100%; top: 50%;
    width: 17px; height: 2px; background: rgba(0,255,132,.5);
}
.bk-round:not(:last-child) .bk-pair::after {
    content: ""; position: absolute; right: -34px; top: 25%; bottom: 25%; width: 17px;
    border-top: 2px solid rgba(0,255,132,.5);
    border-right: 2px solid rgba(0,255,132,.5);
    border-bottom: 2px solid rgba(0,255,132,.5);
    border-top-right-radius: 4px; border-bottom-right-radius: 4px;
}
.bk-round:not(:last-child) .bk-pair::before {
    content: ""; position: absolute; right: -38px; top: 50%;
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--bk-green); box-shadow: 0 0 10px var(--bk-green);
    transform: translateY(-50%); z-index: 2;
}
.bk-round + .bk-round .bk-node::before {
    content: ""; position: absolute; right: 100%; top: 50%;
    width: 17px; height: 2px; background: rgba(0,255,132,.5);
}
/* winner glow on advanced cards */
.bk-node.has-winner > .bk-m { border-color: rgba(0,255,132,.45); box-shadow: 0 0 16px rgba(0,255,132,.12); }

.bk-track-title {
    font-family: var(--bk-display); color: var(--bk-green); font-size: 13px;
    font-weight: 800; letter-spacing: 2.4px; text-transform: uppercase; margin: 0 0 2px;
}
.bk-track-sub { color: var(--bk-muted); font-size: 11px; letter-spacing: 1.8px; text-transform: uppercase; margin: 0 0 16px; }

/* champion */
.bk-champion {
    display: flex; align-items: center; gap: 14px;
    background: linear-gradient(135deg, rgba(255,209,102,.1), rgba(255,209,102,.02));
    border: 1px solid rgba(255,209,102,.4); border-radius: 12px;
    padding: 16px 20px; margin-top: 22px; max-width: 520px;
}
.bk-champion .bk-crown { width: 44px; height: 44px; flex: 0 0 44px; }
.bk-champion img.bk-clogo { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; }
.bk-champion .bk-cword { font-size: 10.5px; letter-spacing: 3px; color: var(--bk-gold); text-transform: uppercase; display: block; }
.bk-champion .bk-cname { font-family: var(--bk-display); font-size: 20px; font-weight: 800; color: var(--bk-green); letter-spacing: 1.5px; text-transform: uppercase; }

.bk-grandfinal { margin-top: 26px; }
.bk-if-nec { margin-top: 18px; max-width: 340px; }
.bk-if-nec .bk-panel-title { color: var(--bk-muted); }

/* ---------------- SWISS columns ---------------- */
.bk-swiss { display: flex; gap: 18px; overflow-x: auto; padding-bottom: 10px; }
.bk-swiss-col { flex: 0 0 250px; min-width: 250px; }
.bk-swiss-col .bk-round-head { margin-bottom: 12px; }
.bk-swiss-cards { display: flex; flex-direction: column; gap: 10px; }

/* advancement / elimination panels */
.bk-adv { border: 1px solid rgba(0,255,132,.4); border-radius: 10px; padding: 14px; background: rgba(0,255,132,.04); }
.bk-elim { border: 1px solid rgba(255,90,90,.4); border-radius: 10px; padding: 14px; background: rgba(255,90,90,.04); }
.bk-adv h4, .bk-elim h4 {
    font-family: var(--bk-display); font-size: 12px; font-weight: 800;
    letter-spacing: 2.2px; text-transform: uppercase; margin: 0 0 2px; text-align: center;
}
.bk-adv h4 { color: var(--bk-green); } .bk-elim h4 { color: var(--bk-red); }
.bk-adv .bk-psub, .bk-elim .bk-psub { text-align: center; color: var(--bk-muted); font-size: 11px; margin: 0 0 10px; }
.bk-adv-row, .bk-elim-row {
    display: flex; align-items: center; gap: 8px; padding: 6px 4px;
    border-top: 1px solid rgba(255,255,255,.05); font-size: 12.5px;
}
.bk-adv-row .bk-rank, .bk-elim-row .bk-rank { color: var(--bk-muted); width: 16px; font-size: 11px; }
.bk-adv-row img, .bk-elim-row img { width: 20px; height: 20px; border-radius: 4px; object-fit: cover; }
.bk-adv-row .bk-nm, .bk-elim-row .bk-nm { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bk-adv-row .bk-wl { color: var(--bk-green); font-weight: 700; font-size: 11.5px; }
.bk-elim-row .bk-wl { color: var(--bk-red); font-weight: 700; font-size: 11.5px; }
.bk-pill {
    font-size: 9px; font-weight: 800; letter-spacing: 1.4px; text-transform: uppercase;
    padding: 3px 8px; border-radius: 20px; white-space: nowrap;
}
.bk-pill--q { color: var(--bk-green); border: 1px solid rgba(0,255,132,.55); background: rgba(0,255,132,.08); }

/* ---------------- STANDINGS table ---------------- */
.bk-table-wrap { overflow-x: auto; }
table.bk-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.bk-table thead th {
    text-align: left; font-size: 10px; letter-spacing: 1.8px; text-transform: uppercase;
    color: var(--bk-muted); font-weight: 700; padding: 8px 10px;
    border-bottom: 1px solid var(--bk-line-soft); white-space: nowrap;
}
.bk-table tbody td { padding: 8px 10px; border-bottom: 1px solid rgba(255,255,255,.04); white-space: nowrap; }
.bk-table tbody tr:last-child td { border-bottom: none; }
.bk-table .bk-tnum { color: var(--bk-muted); font-size: 11px; }
.bk-teamcell { display: inline-flex; align-items: center; gap: 9px; font-weight: 600; max-width: 220px; }
.bk-teamcell img { width: 22px; height: 22px; border-radius: 5px; object-fit: cover; flex: 0 0 22px; background: #1a221d; }
.bk-teamcell span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bk-table tr.is-top td { background: rgba(0,255,132,.05); }
.bk-table tr.is-top td:first-child { box-shadow: inset 3px 0 0 var(--bk-green); }
.bk-table tr.is-bottom td { background: rgba(255,90,90,.04); }
.bk-table tr.is-bottom td:first-child { box-shadow: inset 3px 0 0 var(--bk-red); }
.bk-table .bk-pos { color: var(--bk-green); font-weight: 800; }
.bk-table .bk-neg { color: var(--bk-red); font-weight: 800; }
.bk-pill--adv { color: var(--bk-green); border: 1px solid rgba(0,255,132,.55); background: rgba(0,255,132,.08); }
.bk-pill--mid { color: var(--bk-amber); border: 1px solid rgba(255,179,0,.5); background: rgba(255,179,0,.07); }
.bk-pill--out { color: var(--bk-red); border: 1px solid rgba(255,90,90,.5); background: rgba(255,90,90,.07); }

/* ---------------- MATRIX (round robin) ---------------- */
.bk-matrix td, .bk-matrix th { text-align: center; }
.bk-matrix thead th:first-child, .bk-matrix tbody td:first-child { text-align: left; }
.bk-cell-win { color: var(--bk-green); font-weight: 800; }
.bk-cell-loss { color: var(--bk-red); }
.bk-cell-self { color: rgba(255,255,255,.25); }
.bk-cell-pend { color: rgba(255,255,255,.18); }
.bk-matrix-legend { display: flex; gap: 18px; margin-top: 12px; font-size: 11.5px; color: var(--bk-muted); }
.bk-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; vertical-align: baseline; }
.bk-dot--g { background: var(--bk-green); } .bk-dot--r { background: var(--bk-red); }

/* ---------------- SIDEBAR ---------------- */
.bk-side-card {
    background: var(--bk-panel); border: 1px solid var(--bk-line-soft);
    border-radius: 10px; padding: 16px;
}
.bk-side-card h3 {
    font-family: var(--bk-display); color: var(--bk-green); font-size: 12px;
    font-weight: 800; letter-spacing: 2.2px; text-transform: uppercase; margin: 0 0 10px;
}
.bk-side-card p { color: var(--bk-muted); font-size: 12.5px; line-height: 1.65; margin: 0 0 8px; }
.bk-side-card p:last-child { margin-bottom: 0; }
.bk-legend { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; font-size: 12.5px; color: var(--bk-text); }
.bk-legend li { display: flex; align-items: center; gap: 10px; }
.bk-swatch { width: 13px; height: 13px; border-radius: 4px; flex: 0 0 13px; }
.bk-swatch--g { background: var(--bk-green); } .bk-swatch--mut { background: #4a554e; }
.bk-swatch--amb { background: var(--bk-amber); } .bk-swatch--cy { background: var(--bk-cyan); }
.bk-swatch--red { background: var(--bk-red); }
.bk-swatch--line { background: transparent; border: 2px solid var(--bk-green); border-radius: 2px; height: 4px; }
.bk-swatch--dash { background: transparent; border-top: 2px dashed var(--bk-amber); height: 0; border-radius: 0; }
.bk-share-row { display: flex; gap: 10px; }
.bk-share-btn {
    flex: 1; display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--bk-line); border-radius: 8px; color: var(--bk-green);
    background: rgba(0,255,132,.05); padding: 10px 0; cursor: pointer; text-decoration: none;
    transition: background .18s;
}
.bk-share-btn:hover { background: rgba(0,255,132,.14); color: var(--bk-green); }
.bk-share-btn svg { width: 16px; height: 16px; }
.bk-feat { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; border-top: 1px solid rgba(255,255,255,.05); }
.bk-feat:first-of-type { border-top: none; }
.bk-feat > svg { width: 26px; height: 26px; color: var(--bk-green); flex: 0 0 26px; }
.bk-feat h4 { font-size: 11px; font-weight: 800; letter-spacing: 1.8px; color: var(--bk-green); text-transform: uppercase; margin: 0 0 3px; }
.bk-feat p { font-size: 11.5px; margin: 0; }

/* feature strip under swiss (mockup bottom row) */
.bk-feat-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-top: 22px; }

/* ---------------- EMPTY ---------------- */
.bk-empty {
    text-align: center; padding: 60px 20px; color: var(--bk-muted);
    border: 1px dashed rgba(0,255,132,.25); border-radius: 12px; font-size: 14px;
}
.bk-empty strong { display: block; color: var(--bk-text); font-family: var(--bk-display); letter-spacing: 2px; margin-bottom: 8px; font-size: 15px; }

/* group stage */
.bk-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 18px; }
.bk-group-card { background: var(--bk-panel); border: 1px solid var(--bk-line-soft); border-radius: 12px; padding: 16px; }
.bk-group-card h3 { font-family: var(--bk-display); color: var(--bk-green); font-size: 13px; letter-spacing: 2px; margin: 0; text-transform: uppercase; }
.bk-group-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.bk-group-head span { color: var(--bk-muted); font-size: 11.5px; }
.bk-group-matches { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.bk-tabs { display: flex; gap: 10px; margin-bottom: 18px; }
.bk-tab {
    padding: 9px 20px; border-radius: 8px; border: 1px solid var(--bk-line-soft);
    color: var(--bk-muted); font-size: 12px; font-weight: 800; letter-spacing: 1.6px;
    text-transform: uppercase; text-decoration: none;
}
.bk-tab.is-active { color: var(--bk-green); border-color: rgba(0,255,132,.5); background: rgba(0,255,132,.07); }
.bk-tab.is-disabled { opacity: .4; pointer-events: none; }

/* ---------------- RESPONSIVE ---------------- */
@media (max-width: 1100px) {
    .bk-shell { flex-direction: column; }
    .bk-sidebar { flex: 1 1 auto; width: 100%; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
    .bk-hero-side { margin-left: 0; width: 100%; }
}
@media (max-width: 640px) {
    .bk-hero, .bk-shell { padding-left: 16px; padding-right: 16px; }
    .bk-trophy { flex-basis: 96px; width: 96px; }
    .bk-round { min-width: 210px; }
}