/* Giao diện chung cho manage.html và event.html. Cùng bộ màu, phông với index.html. */
:root{
  --bg:#eef2f6; --surface:#ffffff; --ink:#0f1b2d; --mut:#5a6a7e; --line:#d8e0ea; --navy:#1b365d; --navy-ink:#ffffff; --signal:#e8590c; --soft:#e4ebf3;
  --engage:#2563c9; --red:#c42b2b; --blue:#2563c9; --ok:#1f8a4c; --warn:#b7791f; --bad:#b42318;
  --f-disp:"Barlow Condensed","Arial Narrow",Arial,sans-serif; --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif; --f-mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0b121c; --surface:#121c2a; --ink:#e8eef6; --mut:#93a3b8; --line:#243246; --navy:#16304f; --signal:#ff7a33; --soft:#1a2738;
  --engage:#6b9cf0; --red:#f07167; --blue:#6b9cf0; --ok:#4cc17e; --warn:#e0b04a; --bad:#f07167; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0b121c; --surface:#121c2a; --ink:#e8eef6; --mut:#93a3b8; --line:#243246; --navy:#16304f; --signal:#ff7a33; --soft:#1a2738;
  --engage:#6b9cf0; --red:#f07167; --blue:#6b9cf0; --ok:#4cc17e; --warn:#e0b04a; --bad:#f07167; color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.5}
[hidden]{display:none!important}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--signal);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* header */
.band{background:var(--navy);color:var(--navy-ink)}
.band .wrap{padding-block:16px 0;display:flex;flex-wrap:wrap;gap:8px 24px;align-items:flex-end;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand .mark{width:40px;height:40px;flex:none}
.brand h1{font-family:var(--f-disp);font-weight:700;font-size:34px;line-height:1;margin:0;letter-spacing:.5px;text-transform:uppercase}
.brand h1 span{color:var(--signal)}
.brand small{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;opacity:.75}
.navrow{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;width:100%}
.views{display:flex;gap:2px;flex-wrap:wrap}
.views a{color:var(--navy-ink);opacity:.72;text-decoration:none;font-weight:600;padding:10px 12px 12px;border-bottom:3px solid transparent}
.views a[aria-current="page"]{opacity:1;border-bottom-color:var(--signal)}
.views a:hover{opacity:1}
.tools{display:flex;align-items:center;gap:10px;padding-bottom:8px}
.lang{display:inline-flex;border:1px solid rgba(255,255,255,.35);border-radius:8px;overflow:hidden}
.lang button{border:0;background:transparent;color:var(--navy-ink);opacity:.75;padding:5px 10px;font-size:12.5px;font-weight:600;letter-spacing:.6px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--navy-ink);color:var(--navy);opacity:1}
.who{font-size:13px;opacity:.85;display:flex;gap:8px;align-items:center}
.who button{background:none;border:1px solid rgba(255,255,255,.35);color:var(--navy-ink);border-radius:6px;padding:3px 9px;cursor:pointer;font-size:12.5px}

/* blocks */
main{padding-block:18px 48px}
.banner{border-radius:8px;padding:10px 14px;font-size:14px;margin-bottom:14px;border:1px solid}
.banner.demo{background:color-mix(in srgb,var(--warn) 14%,var(--surface));border-color:color-mix(in srgb,var(--warn) 45%,transparent)}
.banner.info{background:var(--soft);border-color:var(--line)}
.banner.err{background:color-mix(in srgb,var(--bad) 12%,var(--surface));border-color:color-mix(in srgb,var(--bad) 45%,transparent)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin-bottom:14px;min-width:0}
.card h2,.card h3{margin:0 0 10px}
h2.t{font-family:var(--f-disp);font-size:26px;letter-spacing:.4px;text-transform:uppercase;margin:0 0 12px;line-height:1.1}
h3.t{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;color:var(--mut);margin:18px 0 8px}
.mut{color:var(--mut)} .small{font-size:13px}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.row.end{justify-content:flex-end}
.spread{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px 16px}
.narrow{max-width:440px;margin:24px auto}

/* forms */
label.f{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--mut);min-width:0}
label.f > span{font-weight:500}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=time],input[type=search],select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);min-width:0}
textarea{min-height:130px;font-family:var(--f-mono);font-size:13px}
label.ck{display:inline-flex;gap:6px;align-items:center;font-size:14px;cursor:pointer}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:500;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:var(--mut)}
.btn.pri{background:var(--navy);border-color:var(--navy);color:var(--navy-ink)}
.btn.acc{background:var(--signal);border-color:var(--signal);color:#fff}
.btn.danger{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 45%,var(--line))}
.btn.sm{padding:4px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.linkbtn{background:none;border:0;padding:0;color:var(--mut);text-decoration:underline;cursor:pointer;font-size:13px}

/* tabs */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto}
.tabs a,.tabs button{border:0;background:none;padding:9px 13px;cursor:pointer;border-bottom:3px solid transparent;font-weight:500;color:var(--mut);text-decoration:none;white-space:nowrap}
.tabs [aria-selected="true"],.tabs [aria-current="page"]{color:var(--ink);border-bottom-color:var(--signal)}

/* tables */
.tbl{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:11.5px;letter-spacing:.8px;text-transform:uppercase;color:var(--mut);font-weight:600;padding:8px 10px;border-bottom:2px solid var(--line);white-space:nowrap}
td{padding:7px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
td.c,th.c{text-align:center}
.code{font-family:var(--f-mono);font-size:12.5px}
.pos{font-family:var(--f-disp);font-size:22px;font-weight:700;width:48px;font-variant-numeric:tabular-nums}
tr:nth-child(-n+3) .pos.top{color:var(--signal)}
.big{font-family:var(--f-disp);font-size:22px;font-weight:700;font-variant-numeric:tabular-nums}
.tm-r{color:var(--red);font-weight:600} .tm-b{color:var(--blue);font-weight:600}
.star{color:var(--warn);font-weight:700}
.pill{display:inline-block;font-size:12px;font-weight:600;padding:2px 9px;border-radius:999px;border:1px solid currentColor;white-space:nowrap}
.s-draft{color:var(--mut)} .s-published{color:var(--engage)} .s-live{color:var(--ok)} .s-completed{color:var(--mut)}
.s-pending{color:var(--warn)} .s-approved{color:var(--ok)} .s-rejected{color:var(--bad)}
.tag{display:inline-block;background:var(--soft);border-radius:5px;padding:1px 7px;font-size:12px;margin:1px 3px 1px 0}
.done td{background:color-mix(in srgb,var(--ok) 6%,transparent)}
.sc{display:flex;gap:6px;justify-content:flex-end;align-items:center;flex-wrap:wrap}
.score-in{width:84px!important;text-align:right}
.stop-in{width:64px!important;text-align:right}
select.st{width:auto;padding:5px 6px;font-size:13px}
.empty{padding:32px 0;text-align:center;color:var(--mut)}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;font-size:14px;z-index:50;max-width:calc(100% - 32px);box-shadow:0 6px 24px rgba(0,0,0,.25)}
.toast.err{background:var(--bad);color:#fff}
.ev-list{display:grid;gap:8px}
.ev-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--engage);border-radius:8px;padding:12px 16px;text-decoration:none}
.ev-item:hover{border-color:var(--mut);border-left-color:var(--engage)}
.ev-item .t{font-weight:600;line-height:1.3}
.ev-item .m{font-size:13px;color:var(--mut);display:flex;flex-wrap:wrap;gap:4px 12px}
.champ{border:2px solid var(--signal);border-radius:10px;padding:14px 18px;margin-bottom:14px;background:color-mix(in srgb,var(--signal) 8%,var(--surface))}
.champ b{font-family:var(--f-disp);font-size:26px;letter-spacing:.3px}
footer{color:var(--mut);font-size:12.5px;padding-block:20px 32px;border-top:1px solid var(--line)}
@media (max-width:760px){
  .brand h1{font-size:28px}
  .brand .mark{width:32px;height:32px}
  td,th{padding:6px 7px}
  .hide-sm{display:none}
  select.st{max-width:96px}
  .sc .btn{width:84px;justify-content:center}
}
@media print{
  .band,.tabs,.no-print,.banner,footer{display:none!important}
  body{background:#fff;color:#000;font-size:12px}
  .tbl,.card{border:0}
}

/* ---------- Màn hình trình chiếu (show.html) ---------- */
body.show{--bg:#0b1626;--surface:#13233a;--ink:#f1f5fb;--mut:#9fb0c6;--line:#24395a;--soft:#1c3150;--red:#ff6b6b;--blue:#6ea8ff;--signal:#ff7a33;
  color-scheme:dark;height:100vh;overflow:hidden;display:grid;grid-template-rows:auto 1fr auto;font-size:clamp(14px,1.35vw,40px)}
.show-head{display:flex;align-items:center;gap:1.2em;padding:.7em 1.4em;background:#1b365d;color:#fff}
.show-org img{max-height:3.6em;max-width:12em;display:block;background:#fff;border-radius:.4em;padding:.25em .5em}
.show-org:empty{display:none}
.show-title{flex:1;min-width:0}
.show-title h1{margin:0;font-family:var(--f-disp);font-size:2.1em;line-height:1.05;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.show-sub{color:#c9d6e8;font-size:.9em}
.show-clock{text-align:right;font-family:var(--f-disp)}
.show-clock b{display:block;font-size:2em;line-height:1}
.show-clock span{color:#c9d6e8;font-size:.85em}
.show-main{padding:.8em 1.4em;overflow:hidden;min-height:0}
.show-h{font-family:var(--f-disp);font-size:1.9em;margin:0 0 .4em;color:var(--signal);letter-spacing:.3px}
.show-slide{transform-origin:top left}
.show table{font-size:1em}
.show th{font-size:.7em}
.show .code{font-size:.9em}
.show .small{font-size:.75em}
.show .pos,.show .big{font-size:1.5em}
.show .hide-sm{display:table-cell}
.show .card{padding:.6em .8em}
.show .champ b{font-size:1.6em}
.show .t{font-size:1.1em}
.show-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(22em,1fr));gap:1.2em;align-items:start}
.show-cols h2{font-family:var(--f-disp);font-size:1.3em;margin:0 0 .4em;color:var(--mut);text-transform:uppercase;letter-spacing:.5px}
.show-match{background:var(--surface);border:1px solid var(--line);border-radius:.5em;padding:.5em .8em;margin-bottom:.6em;display:grid;grid-template-columns:1fr auto;gap:.2em 1em;align-items:center}
.show-mhead{grid-column:1/-1;display:flex;justify-content:space-between;color:var(--mut);font-size:.85em}
.show-mhead b{color:var(--ink);font-family:var(--f-disp);font-size:1.25em}
.show-mbody{display:grid;grid-template-columns:1fr auto 1fr;gap:.8em;align-items:center}
.show-side.red b{color:var(--red)} .show-side.blue b{color:var(--blue)}
.show-side span{color:var(--mut);font-size:.85em}
.show-vs{color:var(--mut);font-family:var(--f-disp)}
.show-score{font-family:var(--f-disp);font-size:2em;font-weight:700;font-variant-numeric:tabular-nums}
.show-score .r{color:var(--red)} .show-score .b{color:var(--blue)}
.show-awards{display:grid;grid-template-columns:repeat(auto-fit,minmax(20em,1fr));gap:.6em}
.show-award{background:var(--surface);border:1px solid var(--line);border-radius:.5em;padding:.6em .9em}
.show-award span:first-child{display:block;font-family:var(--f-disp);font-size:1.3em;color:var(--signal)}
.show-sponsor-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(14em,1fr));gap:1.2em;align-items:center}
.show-sponsor-grid figure{margin:0;background:#fff;border-radius:.6em;padding:1em;text-align:center}
.show-sponsor-grid img{max-width:100%;max-height:7em;object-fit:contain}
.show-sponsor-grid figcaption{color:#3b4a5e;margin-top:.4em;font-size:.9em}
.show-welcome{text-align:center;padding-top:8vh}
.show-welcome img{max-height:30vh;max-width:60vw;background:#fff;border-radius:.6em;padding:.6em}
.show-welcome h2{font-family:var(--f-disp);font-size:3em;margin:.4em 0 .2em}
.show-foot{font-size:1em;max-width:none;margin:0;color:inherit;display:flex;align-items:center;gap:1em;padding:.4em 1.4em;background:#0f1d31;border-top:1px solid var(--line)}
.show-spons{flex:1;display:flex;gap:1em;align-items:center;overflow:hidden;min-width:0}
.show-spons img{height:2.4em;max-width:8em;object-fit:contain;background:#fff;border-radius:.3em;padding:.15em .4em}
.show-brand{display:flex;align-items:center;gap:.4em;color:var(--mut);font-size:.8em}
.show-ctl{position:fixed;right:1em;bottom:3.6em;display:flex;gap:.4em;align-items:center;background:rgba(0,0,0,.55);padding:.3em .5em;border-radius:.5em;transition:opacity .3s;font-size:14px}
.show-ctl>button{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:6px;min-width:36px;height:32px;cursor:pointer}
body.show.idle{cursor:none} body.show.idle .show-ctl{opacity:0;pointer-events:none}
/* Logo trên trang xem trực tiếp */
.ev-logo{max-height:56px;max-width:180px;object-fit:contain;background:#fff;border-radius:6px;padding:4px 8px;border:1px solid var(--line)}
.spons{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:18px}
.spons img{height:44px;max-width:140px;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:6px;padding:4px 8px}