/* Arena HUD v8 — the shared visual language for every Arena screen.
   Loaded after every other Arena stylesheet. Tokens first, then the stage, navigation and primitives.
   Colour has meaning: teal = me / A / win, pink = opponent / B / loss, slate = draw, amber = in progress,
   tier colours only for tiers. */
:root{
  --hx-bg:#0B0D12;--hx-ink:#F2F4F8;--hx-ink-2:#CDD3DF;--hx-muted:#A3A9BA;--hx-faint:#8890A3;
  --hx-panel:#11151F;--hx-panel-2:#161B28;--hx-panel-3:#1D2332;
  --hx-line:rgba(255,255,255,.07);--hx-line-2:rgba(255,255,255,.11);--hx-line-3:rgba(255,255,255,.2);
  --hx-teal:#3DE8C6;--hx-teal-rgb:61,232,198;--hx-teal-2:#2BC9D8;
  --hx-pink:#FF4F8E;--hx-pink-rgb:255,79,142;
  --hx-gold:#FFC83D;--hx-gold-rgb:255,200,61;--hx-orange:#FF7A45;--hx-sky:#5CB8FF;--hx-violet:#A391FF;
  --hx-draw:#8F99AD;--hx-draw-rgb:143,153,173;
  --hx-num:'Sora','Noto Sans KR',system-ui,sans-serif;
  --hx-r-xl:24px;--hx-r-lg:18px;--hx-r-md:14px;--hx-r-sm:10px;
  --hx-ease:cubic-bezier(.2,.8,.2,1);
  --hx-panel-bg:linear-gradient(180deg,rgba(25,30,44,.9) 0%,rgba(16,19,29,.94) 100%);
  --hx-panel-shadow:inset 0 1px 0 rgba(255,255,255,.055),0 1px 0 rgba(0,0,0,.4),0 26px 60px -30px rgba(0,0,0,.85);
}
/* tier tokens — set on any element with data-tier */
[data-tier]{--t:#9AA6BC;--t-rgb:154,166,188;--t-hi:#E6EAF2;--t-lo:#3A4150}
[data-tier="BRONZE"]{--t:#E09A6A;--t-rgb:224,154,106;--t-hi:#FFE0C8;--t-lo:#6E3417}
[data-tier="SILVER"]{--t:#C3CFDE;--t-rgb:195,207,222;--t-hi:#FFFFFF;--t-lo:#56647A}
[data-tier="GOLD"]{--t:#FFC83D;--t-rgb:255,200,61;--t-hi:#FFF3C4;--t-lo:#9C6200}
[data-tier="PLATINUM"]{--t:#3DE8C6;--t-rgb:61,232,198;--t-hi:#DDFFF7;--t-lo:#0C7468}
[data-tier="DIAMOND"]{--t:#9AA6FF;--t-rgb:154,166,255;--t-hi:#EEF0FF;--t-lo:#3A2CC2}
[data-tier="MASTER"]{--t:#C98AFF;--t-rgb:201,138,255;--t-hi:#F6E8FF;--t-lo:#5A1AA8}
[data-tier="CHALLENGER"]{--t:#FFE3A3;--t-rgb:255,227,163;--t-hi:#FFF6DC;--t-lo:#8A6412}
[data-tier="UNRANKED"]{--t:#8FD4FF;--t-rgb:143,212,255;--t-hi:#FFFFFF;--t-lo:#3A4150}

/* ---------- stage ---------- */
html[data-theme=dark] body{background-color:var(--hx-bg)}
#app{position:relative;isolation:isolate}
/* the backdrop stops at the page's end: a fixed height made short pages scroll past the footer */
#app:before{content:'';position:absolute;z-index:-1;left:0;right:0;top:0;bottom:0;max-height:1100px;pointer-events:none;
  background:
    radial-gradient(900px 480px at 12% -6%,rgba(61,232,198,.09),transparent 62%),
    radial-gradient(760px 520px at 96% 8%,rgba(255,61,138,.07),transparent 60%),
    linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px) 0 0/48px 48px,
    linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px) 0 0/48px 48px;
  -webkit-mask-image:linear-gradient(#000 0%,rgba(0,0,0,.65) 45%,transparent 100%);mask-image:linear-gradient(#000 0%,rgba(0,0,0,.65) 45%,transparent 100%)}
html[data-theme=dark] .main{color:var(--hx-ink)}
.cr{display:block;overflow:visible}
.cr-mark{font:800 50px/1 var(--hx-num);fill:#fff;filter:drop-shadow(0 0 7px rgba(92,184,255,.65))}
.hx-sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.hx-num{font-family:var(--hx-num);font-variant-numeric:tabular-nums;letter-spacing:-.035em}

/* ---------- arena sub navigation: a game-client top bar ---------- */
html[data-theme=dark] .arena-subnav{position:relative;gap:28px;padding:16px 0 0;border-bottom:1px solid var(--hx-line-2);align-items:stretch}
html[data-theme=dark] .arena-subnav>a.hx-brand{display:flex;align-items:center;gap:10px;padding-bottom:15px;font-size:18px;font-weight:900;letter-spacing:-.03em;color:var(--hx-ink)}
.hx-brand .cr{width:34px;height:34px;margin:-6px -2px -6px -4px}
.hx-brand em{font:700 10px/1 var(--hx-num);font-style:normal;letter-spacing:.14em;color:var(--hx-teal);border:1px solid rgba(var(--hx-teal-rgb),.35);background:rgba(var(--hx-teal-rgb),.08);padding:5px 7px 4px;border-radius:6px}
html[data-theme=dark] .arena-links{gap:4px;font-size:14px;color:var(--hx-muted);align-items:stretch}
html[data-theme=dark] .arena-links a{position:relative;display:flex;align-items:center;gap:7px;padding:4px 14px 15px;font-weight:600;color:var(--hx-muted);transition:color .2s}
html[data-theme=dark] .arena-links a .icon{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;opacity:.75}
html[data-theme=dark] .arena-links a:hover{color:var(--hx-ink)}
html[data-theme=dark] .arena-links a.active{color:var(--hx-ink);font-weight:800}
html[data-theme=dark] .arena-links a.active .icon{opacity:1;color:var(--hx-teal)}
html[data-theme=dark] .arena-links a.active:after{content:'';position:absolute;left:10px;right:10px;bottom:-1px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--hx-teal),var(--hx-sky));box-shadow:0 0 12px rgba(var(--hx-teal-rgb),.8),0 0 2px rgba(var(--hx-teal-rgb),1)}
html[data-theme=dark] .arena-subnav #account-link{align-self:center;margin:0 0 11px auto;display:flex;align-items:center;gap:9px;height:44px;padding:0 14px 0 8px;border-radius:12px;border:1px solid var(--hx-line-2);background:rgba(255,255,255,.035);font-size:13px;font-weight:700;color:var(--hx-ink-2);transition:border-color .2s,background .2s}
html[data-theme=dark] .arena-subnav #account-link:hover{border-color:rgba(var(--t-rgb,var(--hx-teal-rgb)),.5);background:rgba(255,255,255,.06)}
#account-link .cr{width:30px;height:30px;margin:-4px -2px}
#account-link .hx-chip-text{display:flex;flex-direction:column;line-height:1.15}
#account-link .hx-chip-text b{font:800 12px/1.1 var(--hx-num);letter-spacing:.04em;color:var(--t,var(--hx-ink))}
#account-link .hx-chip-text small{font-size:11px;font-weight:600;color:var(--hx-muted)}
#account-link.is-guest{padding:0 16px}
/* the tabs and the chip never break inside a label; from 741 to 900 px the tabs drop their icons and close up, so
   they stay on one line next to a ranked account's chip (CHALLENGER · 2,109점) */
html[data-theme=dark] .arena-subnav>a.hx-brand,html[data-theme=dark] .arena-links a,#account-link .hx-chip-text{white-space:nowrap}
@media(min-width:741px) and (max-width:900px){
  html[data-theme=dark] .arena-subnav{gap:16px}
  html[data-theme=dark] .arena-links{gap:0}
  html[data-theme=dark] .arena-links a{padding:4px 10px 15px}
  html[data-theme=dark] .arena-links a .icon{display:none}
}
@media(max-width:740px){
  html[data-theme=dark] .arena-subnav{padding:10px 0 0;gap:10px}
  html[data-theme=dark] .arena-links{gap:0;font-size:13px}
  html[data-theme=dark] .arena-links a{padding:12px 11px 13px;min-height:44px}
  html[data-theme=dark] .arena-links a .icon{display:none}
  html[data-theme=dark] .arena-subnav #account-link{height:44px;min-width:44px;margin:0 0 0;padding:0 10px 0 5px;gap:6px;font-size:12px;justify-content:center}
  #account-link .cr{width:26px;height:26px}
  #account-link .hx-chip-text small{display:none}
  #account-link.is-guest{padding:0 12px}
  html[data-theme=dark] .arena-subnav>a.hx-brand{display:none}
  html[data-theme=dark] .arena-subnav #account-link:not(.is-guest){padding:0 6px;width:auto}
  html[data-theme=dark] .arena-subnav #account-link:not(.is-guest) .hx-chip-text{display:none}
}
@media(max-width:380px){html[data-theme=dark] .arena-subnav{gap:4px}html[data-theme=dark] .arena-links a{padding:12px 6px 13px;min-width:44px;justify-content:center}}
/* Up to 340 px the five tabs (로비 · 내 이력서 · 내 티어 · 랭킹 · 심사) need 245 px of the 229 px beside the 로그인 button: tighter tabs keep 심사 on the row. */
@media(max-width:340px){html[data-theme=dark] .arena-links a{padding:12px 3px 13px;min-width:40px}}

/* ---------- page heading ---------- */
html[data-theme=dark] .page-top{margin-bottom:26px;align-items:flex-end}
html[data-theme=dark] .page-top h1{font-size:40px;font-weight:900;line-height:1.12;letter-spacing:-.045em;color:var(--hx-ink)}
html[data-theme=dark] .page-top p{font-size:15px;color:var(--hx-muted);margin-top:10px;line-height:1.6}
html[data-theme=dark] .page-top .eyebrow,html[data-theme=dark] .eyebrow{font:700 11px/1.3 var(--hx-num);letter-spacing:.18em;color:var(--hx-teal);text-transform:uppercase}
html[data-theme=dark] .eyebrow:before{width:6px;height:6px;border-radius:1px;transform:rotate(45deg);background:currentColor;box-shadow:0 0 8px currentColor}
@media(max-width:740px){html[data-theme=dark] .page-top{margin-bottom:20px}html[data-theme=dark] .page-top h1{font-size:30px}html[data-theme=dark] .page-top p{font-size:14px;margin-top:8px}}

/* ---------- buttons ---------- */
html[data-theme=dark] .btn{position:relative;min-height:46px;padding:0 20px;border-radius:12px;border:1px solid var(--hx-line-3);background:rgba(255,255,255,.045);color:var(--hx-ink);font-size:14px;font-weight:700;letter-spacing:-.01em;gap:8px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);transition:transform .18s var(--hx-ease),background .2s,border-color .2s,box-shadow .2s,filter .2s}
html[data-theme=dark] .btn:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.32);color:#fff}
html[data-theme=dark] .btn:active{transform:translateY(1px)}
html[data-theme=dark] .btn:disabled,html[data-theme=dark] .btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
/* a start-judge button while the assignment runs (app.js assignBusy): still reads as the main button, with a spinner */
html[data-theme=dark] .btn.is-pending:disabled{opacity:.86;cursor:progress}
.hx-btn-spin{width:15px;height:15px;flex:none;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:hx-spin .8s linear infinite}
html[data-theme=dark] .btn-primary,html[data-theme=dark] .btn-mint{overflow:hidden;border:0;color:#03130F;font-weight:800;background:linear-gradient(135deg,#7AF5DD 0%,#3DE8C6 42%,#27C3D6 100%);box-shadow:0 0 0 1px rgba(var(--hx-teal-rgb),.55),0 12px 30px -10px rgba(var(--hx-teal-rgb),.7),inset 0 1px 0 rgba(255,255,255,.55)}
html[data-theme=dark] .btn-primary:after,html[data-theme=dark] .btn-mint:after{content:'';position:absolute;top:0;bottom:0;left:-60%;width:40%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-18deg);transition:left .6s var(--hx-ease);pointer-events:none}
html[data-theme=dark] .btn-primary:hover,html[data-theme=dark] .btn-mint:hover{color:#03130F;filter:brightness(1.06);transform:translateY(-1px);background:linear-gradient(135deg,#7AF5DD 0%,#3DE8C6 42%,#27C3D6 100%);box-shadow:0 0 0 1px rgba(var(--hx-teal-rgb),.7),0 16px 36px -10px rgba(var(--hx-teal-rgb),.85),inset 0 1px 0 rgba(255,255,255,.55)}
html[data-theme=dark] .btn-primary:hover:after,html[data-theme=dark] .btn-mint:hover:after{left:130%}
html[data-theme=dark] .btn-primary .icon,html[data-theme=dark] .btn-mint .icon{stroke-width:2.4}
html[data-theme=dark] .btn-ghost{background:transparent;border-color:transparent;box-shadow:none;color:var(--hx-ink-2)}
html[data-theme=dark] .btn-ghost:hover{background:rgba(255,255,255,.06);border-color:var(--hx-line-2)}
html[data-theme=dark] .btn-small{min-height:44px;padding:0 14px;font-size:13px;border-radius:10px}
html[data-theme=dark] .btn-danger{border-color:rgba(var(--hx-pink-rgb),.55);background:rgba(var(--hx-pink-rgb),.12);color:#FFC2D6}
html[data-theme=dark] .btn-danger:hover{background:rgba(var(--hx-pink-rgb),.2);border-color:var(--hx-pink);color:#fff}
html[data-theme=dark] .btn-kakao{background:#FEE500;border-color:#FEE500;color:#191600;font-weight:800;box-shadow:none}
html[data-theme=dark] .btn-kakao:hover{background:#FFEC40;border-color:#FFEC40;color:#191600}
html[data-theme=dark] .btn:focus-visible,html[data-theme=dark] .arena-links a:focus-visible,html[data-theme=dark] #account-link:focus-visible{outline:2px solid #fff;outline-offset:3px}
@media(max-width:740px){html[data-theme=dark] .btn{font-size:14px;min-height:46px;padding:0 18px}html[data-theme=dark] .page-top .btn{min-height:44px;font-size:13px;padding:0 14px}}

/* ---------- pills ---------- */
html[data-theme=dark] .pill{gap:6px;height:26px;padding:0 11px;border-radius:999px;border:1px solid var(--hx-line-2);background:rgba(255,255,255,.05);color:var(--hx-ink-2);font-size:12px;font-weight:700;letter-spacing:0}
html[data-theme=dark] .pill-mint{border-color:rgba(var(--hx-teal-rgb),.35);background:rgba(var(--hx-teal-rgb),.1);color:#8FF5DE}
html[data-theme=dark] .pill-mint:before{content:'';width:6px;height:6px;border-radius:50%;background:var(--hx-teal);box-shadow:0 0 8px var(--hx-teal)}
html[data-theme=dark] .pill-violet{border-color:rgba(163,145,255,.35);background:rgba(163,145,255,.12);color:#CFC4FF}
html[data-theme=dark] .pill-warm{border-color:rgba(var(--hx-gold-rgb),.35);background:rgba(var(--hx-gold-rgb),.1);color:#FFDD85}
html[data-theme=dark] .pill-red{border-color:rgba(var(--hx-pink-rgb),.4);background:rgba(var(--hx-pink-rgb),.12);color:#FFB3CC}

/* ---------- panels ---------- */
.hx-panel{position:relative;border-radius:var(--hx-r-lg);border:1px solid var(--hx-line-2);background:var(--hx-panel-bg);box-shadow:var(--hx-panel-shadow)}
.hx-panel:before{content:'';position:absolute;left:18px;right:18px;top:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.22),transparent);pointer-events:none}
.hx-frame:after{content:'';position:absolute;inset:9px;pointer-events:none;opacity:.55;--c:rgba(var(--frame-rgb,var(--hx-teal-rgb)),.9);
  background:linear-gradient(var(--c),var(--c)) top left/16px 1.5px no-repeat,linear-gradient(var(--c),var(--c)) top left/1.5px 16px no-repeat,
  linear-gradient(var(--c),var(--c)) top right/16px 1.5px no-repeat,linear-gradient(var(--c),var(--c)) top right/1.5px 16px no-repeat,
  linear-gradient(var(--c),var(--c)) bottom left/16px 1.5px no-repeat,linear-gradient(var(--c),var(--c)) bottom left/1.5px 16px no-repeat,
  linear-gradient(var(--c),var(--c)) bottom right/16px 1.5px no-repeat,linear-gradient(var(--c),var(--c)) bottom right/1.5px 16px no-repeat}
.hx-label{display:inline-flex;align-items:center;gap:8px;font:700 11px/1.2 var(--hx-num);letter-spacing:.18em;text-transform:uppercase;color:var(--hx-faint)}
.hx-label i{width:6px;height:6px;border-radius:1px;transform:rotate(45deg);background:var(--hx-teal);box-shadow:0 0 8px var(--hx-teal)}
.hx-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}
.hx-head h2{font-size:19px;font-weight:800;letter-spacing:-.03em;color:var(--hx-ink)}
.hx-head .hx-tag{flex:none}
.hx-tag{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:8px;border:1px solid var(--hx-line-2);background:rgba(255,255,255,.04);font-size:12px;font-weight:700;color:var(--hx-ink-2);white-space:nowrap}
.hx-link{display:inline-flex;align-items:center;gap:6px;padding-block:12px;margin-block:-12px;font-size:13px;font-weight:700;color:var(--hx-ink-2);white-space:nowrap}
.hx-link .icon{width:15px;height:15px}
.hx-link:hover{color:var(--hx-teal)}

/* ---------- shared notices / empty states / cards in the dark HUD ---------- */
html[data-theme=dark] .notice{border-radius:12px;border:1px solid rgba(var(--hx-teal-rgb),.22);background:linear-gradient(90deg,rgba(var(--hx-teal-rgb),.08),rgba(var(--hx-teal-rgb),.02));color:#C6EFE4;font-size:13px;line-height:1.7}
html[data-theme=dark] .notice-warm{border-color:rgba(var(--hx-gold-rgb),.3);background:linear-gradient(90deg,rgba(var(--hx-gold-rgb),.1),rgba(var(--hx-gold-rgb),.02));color:#F3DDA5}
html[data-theme=dark] .notice-red{border-color:rgba(var(--hx-pink-rgb),.35);background:linear-gradient(90deg,rgba(var(--hx-pink-rgb),.1),rgba(var(--hx-pink-rgb),.02));color:#FFC6D8}
html[data-theme=dark] .empty-state{position:relative;border-radius:var(--hx-r-lg);border:1px solid var(--hx-line-2);background:var(--hx-panel-bg);box-shadow:var(--hx-panel-shadow);padding:56px 28px}
html[data-theme=dark] .empty-state>.icon{width:40px;height:40px;color:var(--hx-teal);filter:drop-shadow(0 0 10px rgba(var(--hx-teal-rgb),.5))}
html[data-theme=dark] .empty-state h2{font-size:22px;font-weight:800;letter-spacing:-.03em}
html[data-theme=dark] .empty-state:not(.hx-pg-empty)>:is(h2,h3)+.btn{margin-top:22px}
html[data-theme=dark] .empty-state p{font-size:14px;color:var(--hx-muted);line-height:1.75}
html[data-theme=dark] .site-footer{border-color:var(--hx-line)}
html[data-theme=dark] .site-footer nav a{display:inline-block;padding-block:14px;margin-block:-14px;font-size:12px;color:var(--hx-faint)}
html[data-theme=dark] .site-footer strong{color:var(--hx-muted)}
html[data-theme=dark] .prototype-watermark{font-size:11px;color:var(--hx-faint)}
@media(max-width:740px){html[data-theme=dark] .site-footer .prototype-watermark{display:inline;margin-top:0}}
#toast{border-radius:12px}

/* ---------- motion ---------- */
@keyframes hx-rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes hx-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes hx-pulse{0%,100%{opacity:.55}50%{opacity:1}}
@keyframes hx-spin{to{transform:rotate(360deg)}}
@keyframes hx-draw{from{stroke-dashoffset:var(--hx-from,1)}to{stroke-dashoffset:var(--hx-to,0)}}
@keyframes hx-pop{0%{opacity:0;transform:scale(.6)}70%{transform:scale(1.08)}100%{opacity:1;transform:none}}
@keyframes hx-beacon{0%{box-shadow:0 0 0 0 rgba(var(--beacon-rgb,var(--hx-gold-rgb)),.55)}100%{box-shadow:0 0 0 10px rgba(var(--beacon-rgb,var(--hx-gold-rgb)),0)}}
@media(prefers-reduced-motion:reduce){
  /* pseudo-elements too: the beacons and spinners are drawn on ::before / ::after, some on a child without an hx- class */
  .hx-anim,.hx-anim *,[class*="hx-"],[class*="hx-"]::before,[class*="hx-"]::after,[class*="hx-"] *::before,[class*="hx-"] *::after{animation:none!important;transition:none!important}
  html[data-theme=dark] .btn-primary:after{display:none}
}