:root{
  --bg:#070d10;--panel:#0d171c;--panel2:#121f25;--ink:#f6fffd;--muted:rgba(246,255,253,.70);--dim:rgba(246,255,253,.48);--line:rgba(255,255,255,.12);--teal:#18c7bd;--teal2:#76fff4;--gold:#d9b85f;--red:#e84c4f;--blue:#4c8dff;--paper:#f6fbfa;--paperInk:#12211f;--paperMuted:#66736f;--shadow:0 30px 90px rgba(0,0,0,.32);--radius:28px;--max:1200px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:radial-gradient(circle at 12% 0,rgba(24,199,189,.16),transparent 32%),radial-gradient(circle at 86% 16%,rgba(217,184,95,.10),transparent 30%),linear-gradient(180deg,#050a0d 0%,#071116 48%,#0b1519 100%);line-height:1.55}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select{font:inherit}.container{width:min(var(--max),calc(100% - 34px));margin:0 auto}.skip{position:absolute;left:-999px;top:10px;background:white;color:#000;padding:10px;z-index:999}.skip:focus{left:10px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(7,13,16,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;min-width:220px}.brand img{width:48px;height:48px;object-fit:contain;border-radius:13px;background:rgba(255,255,255,.92);padding:4px}.brand strong{display:block;font-weight:950;letter-spacing:.03em}.brand span{display:block;font-size:.72rem;color:var(--dim);font-weight:800;letter-spacing:.14em;text-transform:uppercase}.main-nav{display:flex;align-items:center;height:100%;gap:2px}.nav-item{height:100%;display:flex;align-items:center}.nav-btn,.nav-link{height:100%;padding:0 15px;border:0;background:transparent;color:rgba(246,255,253,.82);font-weight:850;font-size:.91rem;display:flex;align-items:center;gap:8px;cursor:pointer}.nav-btn:hover,.nav-link:hover,.nav-btn:focus,.nav-link:focus{color:white}.chev{font-size:.74rem;opacity:.7}.mega{position:absolute;left:0;right:0;top:76px;background:rgba(9,17,21,.97);border-bottom:1px solid var(--line);box-shadow:0 30px 70px rgba(0,0,0,.28);display:none}.nav-item:hover .mega,.nav-item:focus-within .mega{display:block}.mega-inner{width:min(var(--max),calc(100% - 34px));margin:0 auto;padding:26px 0;display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:20px}.mega-lead{border-right:1px solid var(--line);padding-right:24px}.mega-eyebrow{color:var(--teal2);font-weight:950;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase}.mega h3{margin:8px 0 8px;font-size:1.25rem}.mega p{margin:0;color:var(--muted);max-width:390px}.mega-col h4{margin:0 0 10px;font-size:.78rem;text-transform:uppercase;letter-spacing:.14em;color:var(--dim)}.mega-col a{display:block;padding:8px 0;color:rgba(246,255,253,.80);font-weight:780}.mega-col a:hover{color:var(--teal2)}.nav-actions{display:flex;gap:10px;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:999px;padding:11px 16px;font-weight:920;letter-spacing:.01em;cursor:pointer}.btn-primary{background:var(--teal);color:#061014}.btn-dark{background:rgba(255,255,255,.08);border-color:var(--line);color:white}.btn-light{background:white;color:#071116}.btn-ghost{background:transparent;border-color:var(--line);color:white}.mobile-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:14px;color:white;padding:10px}.mobile-menu{display:none;border-top:1px solid var(--line);padding:14px 0 18px}.mobile-menu a{display:block;padding:12px 0;color:var(--muted);font-weight:850;border-bottom:1px solid rgba(255,255,255,.06)}
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}.hero-media{min-height:620px;display:grid;align-items:end;background:linear-gradient(90deg,rgba(5,10,13,.96) 0%,rgba(5,10,13,.80) 38%,rgba(5,10,13,.25) 100%),var(--hero, url('../assets/pd5-hero-banner.png')) center/cover no-repeat}.hero-content{max-width:650px;padding:118px 0 84px}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--teal2);font-weight:950;letter-spacing:.18em;text-transform:uppercase;font-size:.76rem}.eyebrow:before{content:"";width:32px;height:2px;background:var(--teal)}h1{font-size:clamp(2.6rem,7vw,6.8rem);line-height:.91;letter-spacing:-.075em;margin:18px 0 16px;text-transform:uppercase}h2{font-size:clamp(2rem,4vw,4.1rem);line-height:.95;letter-spacing:-.06em;margin:0 0 16px;text-transform:uppercase}h3{letter-spacing:-.03em}.lead{font-size:1.16rem;color:var(--muted);max-width:660px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.ticker{border-top:1px solid var(--line);background:rgba(255,255,255,.04)}.ticker .container{display:flex;overflow:auto;gap:36px;padding:15px 0;color:var(--muted);font-weight:800;white-space:nowrap}.ticker b{color:white}.section{padding:78px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}.section-head p{color:var(--muted);max-width:640px}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.035));border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.card h3{font-size:1.45rem;margin:0 0 10px}.card p{color:var(--muted);margin:0 0 16px}.card .meta{color:var(--teal2);font-size:.76rem;text-transform:uppercase;letter-spacing:.15em;font-weight:950;margin-bottom:14px}.feature-card{min-height:330px;display:flex;flex-direction:column;justify-content:flex-end;background-size:cover;background-position:center;position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.80))}.feature-card>*{position:relative}.paper{background:var(--paper);color:var(--paperInk)}.paper .lead,.paper p,.paper .muted{color:var(--paperMuted)}.paper .card{background:#fff;border-color:#dce8e5;box-shadow:0 18px 50px rgba(18,33,31,.10)}.paper .btn-ghost{color:var(--paperInk);border-color:#dce8e5}.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{border:1px solid var(--line);border-radius:20px;padding:18px;background:rgba(255,255,255,.05)}.stat b{font-size:1.8rem;display:block}.stat span{color:var(--muted);font-weight:800;font-size:.86rem}.table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:22px;border:1px solid var(--line)}.table th,.table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line)}.table th{background:rgba(255,255,255,.08);font-size:.82rem;text-transform:uppercase;letter-spacing:.12em}.table tr:last-child td{border-bottom:0}.pill{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:7px 11px;font-weight:880;color:var(--muted);font-size:.82rem}.notice{border:1px solid rgba(24,199,189,.34);background:rgba(24,199,189,.08);border-radius:24px;padding:22px}.form-panel{display:grid;gap:14px}.input{width:100%;border:1px solid var(--line);border-radius:16px;padding:13px 14px;background:rgba(255,255,255,.06);color:var(--ink)}select.input option{color:#000}.auth-box{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.rounds{display:grid;gap:14px}.round{display:grid;grid-template-columns:70px 1fr auto;gap:16px;align-items:center;border:1px solid var(--line);background:rgba(255,255,255,.05);border-radius:22px;padding:16px}.round.locked{opacity:.50}.timer{font-size:1.7rem;font-weight:950}.progressbar{height:12px;background:rgba(255,255,255,.12);border-radius:999px;overflow:hidden}.progressbar span{display:block;height:100%;background:var(--teal);width:0%}.footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:24px}.footer a{display:block;padding:5px 0;color:var(--muted)}.placeholder{min-height:54vh;display:grid;place-items:center;text-align:center;padding:80px 0}.placeholder .card{max-width:780px}.small{font-size:.88rem;color:var(--dim)}
@media(max-width:960px){.main-nav,.nav-actions{display:none}.mobile-toggle{display:block}.mobile-menu.open{display:block}.nav{height:auto;min-height:72px}.brand{min-width:auto}.hero-media{min-height:580px}.mega{display:none!important}.grid-3,.grid-2,.split,.footer-grid,.stat-row{grid-template-columns:1fr}.section-head{display:block}.round{grid-template-columns:1fr}.hero-content{padding:92px 0 64px}h1{font-size:3.4rem}.table{font-size:.88rem}.table th,.table td{padding:11px 10px}}
/* PD Arena playable game layer */
button[disabled]{opacity:.55;cursor:not-allowed}.round.complete{border-color:rgba(24,199,189,.55);background:rgba(24,199,189,.10)}.round.complete b{color:var(--teal2)}.progressbar.big{height:18px;margin:20px 0}.fighter-card{display:flex;align-items:center;justify-content:space-between;gap:22px;border:1px solid var(--line);border-radius:26px;padding:22px;background:linear-gradient(135deg,rgba(24,199,189,.12),rgba(255,255,255,.04))}.fighter-card h2{font-size:clamp(2rem,4vw,3.2rem);margin:8px 0 8px}.rank-medal{width:96px;height:96px;border-radius:50%;display:grid;place-items:center;text-align:center;background:radial-gradient(circle,rgba(118,255,244,.25),rgba(24,199,189,.09));border:1px solid rgba(118,255,244,.35);font-weight:950;text-transform:uppercase;font-size:.82rem;letter-spacing:.08em}.match-card h2{font-size:clamp(1.7rem,3vw,3.4rem);margin:8px 0 12px}.video-card{min-height:260px;display:flex;flex-direction:column}.video-card .btn{margin-top:auto;align-self:flex-start}.muted{color:var(--muted)}.paper .fighter-card,.paper .notice{color:var(--paperInk)}
@media(max-width:720px){.fighter-card{display:block}.rank-medal{margin-top:16px}.stat-row{grid-template-columns:1fr}.round{gap:10px}.round .timer{margin:8px 0}}


/* PD5 ecosystem and enhanced game floor */
.compact-hero .hero-media{min-height:460px}.arena-body{background:radial-gradient(circle at 20% 10%,rgba(24,199,189,.22),transparent 28%),radial-gradient(circle at 80% 20%,rgba(232,76,79,.12),transparent 30%),linear-gradient(180deg,#030607,#071116 45%,#0a1216)}.arena-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:linear-gradient(90deg,rgba(3,6,7,.96),rgba(3,6,7,.68)),url('../assets/the-road-to-champion.png') center/cover no-repeat}.arena-grid{min-height:680px;display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:end;padding:110px 0 70px}.arena-copy h1{font-size:clamp(3.4rem,8vw,8.5rem);text-shadow:0 18px 60px rgba(0,0,0,.7)}.arena-board{border:1px solid rgba(118,255,244,.28);border-radius:32px;background:linear-gradient(180deg,rgba(255,255,255,.11),rgba(255,255,255,.045));box-shadow:0 35px 120px rgba(0,0,0,.55);padding:28px;backdrop-filter:blur(16px)}.arena-board h2{font-size:clamp(1.6rem,3vw,3rem);margin-top:10px}.skeleton-line{height:16px;border-radius:999px;background:rgba(255,255,255,.13);margin:16px 0}.skeleton-line.short{width:60%}.game-shell{border:1px solid rgba(255,255,255,.12);border-radius:34px;background:rgba(255,255,255,.035);padding:26px;box-shadow:0 40px 120px rgba(0,0,0,.28)}.game-topline{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.arena-layout{display:grid;grid-template-columns:.85fr 1.35fr .85fr;gap:20px;align-items:start}.corner-panel{border:1px solid var(--line);border-radius:28px;background:rgba(255,255,255,.055);padding:22px;min-height:260px}.corner-panel h3{margin-top:0;text-transform:uppercase;letter-spacing:-.04em}.compact-match .match-card{padding:0;border:0;background:transparent;box-shadow:none}.compact-match .match-card h2{font-size:1.5rem}.compact-match .stat-row{grid-template-columns:repeat(2,1fr)}.round-stage{border:1px solid rgba(24,199,189,.26);border-radius:30px;background:radial-gradient(circle at 50% 0,rgba(24,199,189,.14),transparent 55%),rgba(0,0,0,.18);padding:24px}.round-stage-header{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}.arena-rounds{min-height:330px;display:block}.arena-rounds .round{display:none;grid-template-columns:84px 1fr auto;min-height:310px;background:linear-gradient(135deg,rgba(24,199,189,.16),rgba(255,255,255,.05));border-color:rgba(118,255,244,.28);box-shadow:0 28px 70px rgba(0,0,0,.27)}.arena-rounds .round.active{display:grid;animation:roundIn .36s ease-out}.arena-rounds .round.complete{display:none}.arena-rounds .round.locked{display:none}.arena-rounds .round h3{font-size:clamp(1.8rem,4vw,3.2rem);margin:0 0 10px}.arena-rounds .round b{font-size:.85rem;color:var(--teal2);letter-spacing:.15em;text-transform:uppercase}.arena-rounds .timer{font-size:3rem;line-height:1;font-weight:950;text-align:center;margin-bottom:14px}.xp-chip{display:inline-flex;border:1px solid rgba(118,255,244,.28);color:var(--teal2);border-radius:999px;padding:7px 12px;font-weight:900;font-size:.8rem}.arena-bell{margin-top:16px;border:1px solid rgba(217,184,95,.35);background:rgba(217,184,95,.08);border-radius:22px;padding:18px}.dopamine-note{font-size:.92rem}.safety-strip{margin-top:22px}.mini-board{list-style:none;margin:0 0 18px;padding:0;display:grid;gap:10px}.mini-board li{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid rgba(255,255,255,.08);padding:9px 0;color:var(--muted)}.mini-board b{color:white}@keyframes roundIn{from{opacity:0;transform:translateY(18px) scale(.985)}to{opacity:1;transform:none}}@media(max-width:1050px){.arena-grid,.arena-layout{grid-template-columns:1fr}.arena-grid{min-height:auto;padding:90px 0 52px}.game-topline{display:block}.arena-rounds .round{grid-template-columns:1fr;min-height:auto}.arena-rounds .timer{text-align:left}.compact-match .stat-row{grid-template-columns:1fr 1fr}}

/* PD Arena external-test polish: entrance screen, cleaner fight card, tighter mobile round typography */
.arena-gate{position:relative;min-height:calc(100vh - 76px);overflow:hidden;border-bottom:1px solid var(--line);display:grid;align-items:end;background:#020405}
.arena-gate-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,4,5,.88) 0%,rgba(2,4,5,.62) 42%,rgba(2,4,5,.18) 100%),url('../assets/pd-arena-cover.png') center center/cover no-repeat;transform:scale(1.01)}
.arena-gate-shade{position:absolute;inset:0;background:radial-gradient(circle at 22% 24%,rgba(24,199,189,.18),transparent 32%),linear-gradient(180deg,rgba(0,0,0,.04),rgba(0,0,0,.82))}
.arena-gate-content{position:relative;z-index:2;padding:92px 0 70px;max-width:min(var(--max),calc(100% - 34px))}
.arena-gate-content h1{font-size:clamp(3.2rem,8vw,8.8rem);text-shadow:0 22px 70px rgba(0,0,0,.72)}
.arena-gate-content .lead{max-width:620px;color:rgba(246,255,253,.88);font-weight:650}
.btn-xl{padding:15px 22px;font-size:1.02rem}
.arena-gate-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.gate-micro-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.gate-micro-stats span{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);border-radius:999px;padding:8px 12px;color:rgba(246,255,253,.82);font-weight:900;font-size:.84rem;text-transform:uppercase;letter-spacing:.08em}
.game-shell-v2{background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025));border-color:rgba(118,255,244,.18)}
.arena-layout-v2{grid-template-columns:.82fr 1.42fr .82fr}
.fight-card-panel .compact-match .match-card h2{font-size:clamp(1.35rem,2.2vw,1.85rem);line-height:1.02;margin-bottom:18px}
.fight-card-panel .compact-match .match-card p{display:none}
.fight-card-panel .compact-match .notice{margin-top:14px;padding:14px;border-radius:18px;font-size:.9rem}
.fight-card-panel .compact-match .stat{padding:14px}.fight-card-panel .compact-match .stat b{font-size:1.55rem}
.round-stage-v2{padding:26px;background:radial-gradient(circle at 50% 0,rgba(24,199,189,.19),transparent 50%),linear-gradient(180deg,rgba(8,40,42,.52),rgba(3,8,10,.55));}
.arena-rounds-v2 .round{grid-template-columns:90px minmax(0,1fr) auto;gap:22px;min-height:300px;align-items:center}
.arena-rounds-v2 .round h3{font-size:clamp(2rem,4.2vw,3.15rem);line-height:.98;letter-spacing:-.055em;margin:0 0 14px;max-width:620px;overflow-wrap:normal;word-break:normal;text-wrap:balance}
.arena-rounds-v2 .round-copy p{font-size:1rem;color:rgba(246,255,253,.86);max-width:470px}.round-controls{text-align:center}.round-controls .btn{min-width:132px}
.arena-bell-v2{font-size:1rem;background:linear-gradient(135deg,rgba(217,184,95,.12),rgba(255,255,255,.035))}.arena-bell-v2 .hero-actions{margin-top:14px}
.arena-test-ready .dopamine-note{display:none!important}
@media(max-width:1050px){.arena-layout-v2{grid-template-columns:1fr}.arena-rounds-v2 .round{grid-template-columns:1fr;min-height:auto}.round-controls{text-align:left}.round-controls .btn{min-width:0}.arena-gate{min-height:calc(100vh - 72px)}.arena-gate-bg{background-position:center top}}
@media(max-width:720px){.arena-gate-content{padding:72px 0 54px}.arena-gate-content h1{font-size:clamp(3rem,16vw,5.2rem)}.arena-rounds-v2 .round{padding:20px}.arena-rounds-v2 .round h3{font-size:clamp(2rem,10vw,2.85rem);line-height:1.02;letter-spacing:-.05em}.arena-rounds-v2 .timer{font-size:2.55rem;text-align:left}.gate-micro-stats span{font-size:.72rem}}


/* PD5 simplified navigation and audio Arena */
.btn{border-radius:10px!important;padding:10px 15px!important;min-height:42px}.btn-xl{border-radius:12px!important;padding:14px 20px!important}.nav-actions .btn{border-radius:9px!important;text-transform:none;letter-spacing:0}.pill{border-radius:10px}.nav-btn,.nav-link{font-weight:850}.mobile-toggle{border-radius:10px}.audio-arena-shell .game-topline p{margin:8px 0 0;max-width:760px}.audio-arena-layout{display:grid;grid-template-columns:.82fr 1.42fr .82fr;gap:20px;align-items:start}.audio-stage{border:1px solid rgba(24,199,189,.26);border-radius:24px;background:radial-gradient(circle at 50% 0,rgba(24,199,189,.16),transparent 50%),linear-gradient(180deg,rgba(8,40,42,.52),rgba(3,8,10,.55));padding:24px}.audio-status-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.mood-card,.spin-card,.selected-session,.reward-panel{border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.055);padding:22px;margin-bottom:16px}.mood-card h3,.spin-card h3,.selected-session h3{font-size:clamp(1.55rem,3vw,2.45rem);margin:8px 0 8px}.arena-mood-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.arena-mood{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.055);color:var(--ink);border-radius:14px;padding:15px 12px;text-align:left;cursor:pointer;min-height:94px}.arena-mood b{display:block;color:white;font-size:1.02rem;margin-bottom:5px}.arena-mood span{display:block;color:var(--muted);font-size:.88rem;line-height:1.35}.arena-mood.active,.arena-mood:focus,.arena-mood:hover{border-color:rgba(118,255,244,.62);background:rgba(24,199,189,.13);outline:none}.spin-reel{display:grid;place-items:center;min-height:86px;border:1px solid rgba(217,184,95,.35);background:linear-gradient(135deg,rgba(217,184,95,.13),rgba(255,255,255,.04));border-radius:18px;color:#fff;font-size:clamp(1.4rem,4vw,2.6rem);font-weight:950;letter-spacing:-.04em;text-transform:uppercase;margin:16px 0}.spin-reel.spinning{animation:spinPulse .16s linear infinite}.selected-session{display:grid;grid-template-columns:110px 1fr;gap:18px;align-items:center;background:linear-gradient(135deg,rgba(24,199,189,.15),rgba(255,255,255,.05))}.selected-session[hidden],.reward-panel[hidden]{display:none!important}.session-art{width:96px;height:96px;border-radius:22px;display:grid;place-items:center;background:rgba(24,199,189,.14);border:1px solid rgba(118,255,244,.28);font-size:2.4rem}.selected-session audio{width:100%;margin:12px 0 10px}.session-actions{display:flex;gap:12px;flex-wrap:wrap}.reward-panel{border-color:rgba(217,184,95,.45);background:linear-gradient(135deg,rgba(217,184,95,.18),rgba(24,199,189,.08));font-size:1rem}.reward-panel h3{font-size:clamp(1.8rem,3vw,2.8rem);margin:0 0 10px}.reward-panel b{color:white}@keyframes spinPulse{from{transform:scale(.995);filter:brightness(1)}to{transform:scale(1.01);filter:brightness(1.25)}}@media(max-width:1050px){.audio-arena-layout{grid-template-columns:1fr}.arena-mood-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){.arena-mood-grid,.selected-session{grid-template-columns:1fr}.session-art{width:76px;height:76px}.audio-stage{padding:18px}.mood-card,.spin-card,.selected-session,.reward-panel{padding:18px}.nav-actions .btn{padding:9px 11px!important}}

/* PD5 mobile-only Arena sequence: fighter -> weapon reveal -> boss battle -> audio */
.arena-mobile-main{min-height:100vh;background:#08050f}.arena-mobile-game{position:relative;min-height:calc(100vh - 76px);overflow:hidden;padding:0 0 calc(22px + env(safe-area-inset-bottom,0px));display:flex;align-items:stretch}.arena-mobile-bg{position:fixed;inset:0;background:linear-gradient(180deg,rgba(5,3,14,.16),rgba(5,3,14,.76)),url('/assets/arena-background.png') center/cover no-repeat;z-index:-2}.arena-mobile-overlay{position:fixed;inset:0;background:radial-gradient(circle at 50% 18%,rgba(255,180,45,.18),transparent 28%),linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.66));z-index:-1}.arena-mobile-shell{width:min(480px,100%);margin:0 auto;padding:12px 14px 84px;position:relative}.arena-mobile-auth{display:flex;gap:8px;align-items:center;justify-content:center;flex-wrap:wrap;margin:8px 0 12px}.arena-mini-pill,.arena-bottom-status span,.arena-bottom-status a{border:1px solid rgba(255,255,255,.2);background:rgba(0,0,0,.38);backdrop-filter:blur(10px);border-radius:10px;padding:8px 10px;font-size:.78rem;font-weight:900;color:#fff}.arena-small-button{border:1px solid rgba(255,255,255,.18);background:#18c7bd;color:#061014;border-radius:9px;padding:8px 10px;font-weight:950}.arena-small-button.ghost{background:rgba(255,255,255,.08);color:white}.arena-screen{display:none;animation:arenaStepIn .22s ease-out}.arena-screen.is-active{display:block}.arena-title-art{width:100%;border-radius:16px;margin:8px auto 12px;border:1px solid rgba(255,255,255,.18);box-shadow:0 20px 60px rgba(0,0,0,.52)}.arena-glass-card,.boss-card,.selected-session{border:1px solid rgba(255,255,255,.18);background:linear-gradient(180deg,rgba(8,7,19,.82),rgba(8,7,19,.58));box-shadow:0 22px 70px rgba(0,0,0,.46);backdrop-filter:blur(12px);border-radius:18px;padding:18px}.compact-center{text-align:center}.compact-center h1,.arena-step-head h2{font-size:clamp(2.05rem,13vw,3.8rem);line-height:.9;margin:10px 0;text-transform:uppercase;letter-spacing:-.06em}.compact-center p,.arena-step-head p,.boss-card p,.selected-session p{color:rgba(246,255,253,.78);margin:0 0 14px}.arena-step-head{text-align:center;margin:12px 0 14px;text-shadow:0 2px 12px rgba(0,0,0,.8)}.arena-step-head .meta,.arena-glass-card .meta,.boss-card .meta,.selected-session .meta{display:inline-flex;color:#76fff4;text-transform:uppercase;letter-spacing:.16em;font-weight:950;font-size:.72rem}.arena-action{width:100%;min-height:54px;border-radius:12px;border:1px solid rgba(255,255,255,.16);font-weight:950;text-transform:uppercase;letter-spacing:.04em;box-shadow:0 10px 30px rgba(0,0,0,.3);cursor:pointer}.arena-action.primary{background:#18c7bd;color:#061014}.arena-action.ghost{background:rgba(255,255,255,.08);color:#fff}.arena-action:disabled{opacity:.45;cursor:not-allowed}.fighter-select-grid{display:grid;grid-template-columns:1fr;gap:12px;margin:0 0 12px}.fighter-select-card{border:2px solid rgba(255,255,255,.16);background:rgba(0,0,0,.36);padding:0;border-radius:18px;overflow:hidden;box-shadow:0 18px 50px rgba(0,0,0,.48);cursor:pointer;position:relative}.fighter-select-card img{width:100%;height:auto;display:block}.fighter-select-card.selected{border-color:#76fff4;box-shadow:0 0 0 4px rgba(118,255,244,.22),0 22px 65px rgba(0,0,0,.54)}.fighter-select-card.selected:after{content:'SELECTED';position:absolute;right:10px;top:10px;background:#18c7bd;color:#061014;border-radius:8px;padding:6px 9px;font-weight:950;font-size:.72rem;letter-spacing:.08em}.weapon-card{text-align:center}.weapon-reel{display:grid;place-items:center;min-height:112px;border-radius:16px;border:1px solid rgba(217,184,95,.38);background:linear-gradient(135deg,rgba(217,184,95,.18),rgba(24,199,189,.08));font-size:clamp(1.8rem,11vw,3.2rem);font-weight:1000;text-transform:uppercase;letter-spacing:-.05em;margin:4px 0 14px;color:#fff;text-shadow:0 4px 18px rgba(0,0,0,.6)}.weapon-reel.spinning{animation:weaponPulse .13s linear infinite}.boss-card{margin-bottom:12px}.boss-card h3{font-size:clamp(2rem,12vw,3.9rem);margin:6px 0 12px;text-transform:uppercase;letter-spacing:-.05em;color:#fff}.boss-health-track{height:28px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);overflow:hidden;box-shadow:inset 0 2px 10px rgba(0,0,0,.45)}.boss-health-track span{display:block;height:100%;background:linear-gradient(90deg,#e84c4f,#ffb347);transition:width .55s ease}.boss-stat-line{display:flex;justify-content:space-between;gap:10px;align-items:center;margin:10px 0 6px;color:rgba(246,255,253,.75);font-size:.86rem}.boss-stat-line b{color:white}.selected-session{margin-top:12px}.selected-session[hidden],.reward-panel[hidden]{display:none!important}.selected-session h3{font-size:clamp(1.65rem,9vw,2.8rem);line-height:1;margin:8px 0;text-transform:uppercase;letter-spacing:-.04em}.selected-session audio{width:100%;margin:12px 0 14px}.arena-bell-v2{margin-top:12px;border-radius:14px;background:rgba(0,0,0,.48);border:1px solid rgba(217,184,95,.32);padding:12px;color:rgba(246,255,253,.86)}.reward-panel{margin-top:12px;border:1px solid rgba(217,184,95,.48);background:linear-gradient(135deg,rgba(217,184,95,.22),rgba(24,199,189,.12));border-radius:18px;padding:16px}.reward-panel h3{font-size:clamp(2rem,10vw,3.5rem);line-height:.9;margin:0 0 10px;text-transform:uppercase}.arena-bottom-status{position:fixed;left:0;right:0;bottom:0;z-index:80;width:min(480px,100%);margin:0 auto;display:flex;gap:8px;align-items:center;justify-content:center;padding:10px 10px calc(10px + env(safe-area-inset-bottom,0px));background:linear-gradient(180deg,transparent,rgba(0,0,0,.74) 24%,rgba(0,0,0,.9))}.arena-bottom-status a{color:#76fff4}.arena-dashboard,.audio-arena-shell .fight-card-panel,.audio-arena-shell .leaderboard-panel{display:none}.arena-gate{display:none}@keyframes arenaStepIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@keyframes weaponPulse{from{transform:scale(.99);filter:brightness(1)}to{transform:scale(1.015);filter:brightness(1.25)}}@media(max-width:960px){.site-header{position:sticky}.nav{min-height:64px}.brand img{width:42px;height:42px}.arena-mobile-game{min-height:calc(100vh - 64px)}}@media(min-width:700px){.fighter-select-grid{grid-template-columns:repeat(3,1fr)}.fighter-select-card img{height:360px;object-fit:cover;object-position:top center}.arena-mobile-shell{width:min(760px,100%)}.arena-bottom-status{width:min(760px,100%)}}
.arena-mobile-game .selected-session{display:block!important;grid-template-columns:1fr!important}.arena-mobile-game .selected-session[hidden]{display:none!important}


/* PD5 Arena final mobile battle fixes */
body.arena-body{background:#08050f;}
.arena-mobile-main{position:relative;isolation:isolate;min-height:100svh;background:transparent;}
.arena-mobile-game{position:relative;z-index:0;min-height:calc(100svh - 76px);background:transparent;}
.arena-mobile-bg{position:fixed;inset:0;z-index:0!important;pointer-events:none;background:linear-gradient(180deg,rgba(5,3,14,.08),rgba(5,3,14,.68)),url('/assets/arena-background.png') center center/cover no-repeat!important;}
.arena-mobile-overlay{position:fixed;inset:0;z-index:1!important;pointer-events:none;background:radial-gradient(circle at 50% 18%,rgba(255,180,45,.18),transparent 28%),linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.60))!important;}
.arena-mobile-shell{position:relative;z-index:2;}
.arena-body .footer{display:none;}
.fighter-select-grid{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding:2px 4px 10px;margin-bottom:14px;-webkit-overflow-scrolling:touch;}
.fighter-select-card{flex:0 0 74%;max-width:310px;scroll-snap-align:center;}
.fighter-select-card img{width:100%;height:auto;max-height:58svh;object-fit:contain;background:#05060c;}
.boss-card h3{font-size:clamp(1.65rem,9vw,3.1rem);}
@media(min-width:700px){.fighter-select-grid{display:grid;grid-template-columns:repeat(3,1fr);overflow:visible}.fighter-select-card{flex:auto;max-width:none}.fighter-select-card img{height:360px;max-height:none;object-fit:cover;object-position:top center}}
@media(max-width:960px){.arena-mobile-game{min-height:calc(100svh - 64px)}}

/* Arena fighter-selection fix */
.arena-screen{position:relative;z-index:3;}
.fighter-select-card{pointer-events:auto;}
.change-fighter-button{margin:0 0 12px;background:rgba(255,255,255,.10)!important;color:#fff!important;}


/* Arena boss images, audio unlock, and knockout reward animation */
.boss-image-frame{margin:8px auto 12px;max-width:min(310px,82vw);border-radius:18px;overflow:hidden;border:2px solid rgba(255,214,89,.55);box-shadow:0 18px 55px rgba(0,0,0,.48),0 0 0 4px rgba(255,214,89,.08);background:rgba(0,0,0,.28)}
.boss-image-frame img{width:100%;display:block;aspect-ratio:2/3;object-fit:cover;object-position:top center}.boss-image-frame.is-missing{display:none}.audio-progress-note{border:1px solid rgba(118,255,244,.28);background:rgba(24,199,189,.08);border-radius:12px;padding:10px 12px;margin:2px 0 12px;color:rgba(246,255,253,.86);font-weight:850;font-size:.9rem;text-align:center}.knockout-popup[hidden]{display:none!important}.knockout-popup{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;background:radial-gradient(circle at center,rgba(255,211,91,.22),rgba(0,0,0,.78) 56%,rgba(0,0,0,.92));pointer-events:none;opacity:0;transition:opacity .22s ease}.knockout-popup.show{opacity:1}.knockout-card{width:min(92vw,520px);border:3px solid #ffd95b;border-radius:22px;background:linear-gradient(180deg,#1c0c08,#06050a);padding:26px 18px;text-align:center;box-shadow:0 0 0 6px rgba(255,217,91,.14),0 26px 100px rgba(0,0,0,.7);transform:scale(.82) rotate(-2deg);animation:koCard .7s cubic-bezier(.2,1.35,.2,1) forwards}.ko-burst{font-size:3rem;color:#ffd95b;line-height:1;filter:drop-shadow(0 0 22px rgba(255,217,91,.9));animation:koBurst .8s ease-out infinite alternate}.ko-title{font-size:clamp(3rem,16vw,6.4rem);line-height:.82;font-weight:1000;letter-spacing:-.08em;text-transform:uppercase;color:#fff;text-shadow:4px 4px 0 #e84c4f,0 0 26px rgba(255,217,91,.8);margin:8px 0}.ko-xp{display:inline-flex;background:#18c7bd;color:#061014;border:2px solid #76fff4;border-radius:12px;padding:10px 14px;font-weight:1000;font-size:clamp(1.15rem,5vw,1.9rem);box-shadow:0 12px 30px rgba(0,0,0,.4);text-transform:uppercase}.ko-copy{margin-top:14px;color:rgba(246,255,253,.86);font-weight:900;font-size:1rem}.reward-panel h3{color:#fff;text-shadow:3px 3px 0 #e84c4f,0 0 18px rgba(255,217,91,.55)}
@keyframes koCard{0%{opacity:0;transform:scale(.58) rotate(-8deg)}58%{opacity:1;transform:scale(1.08) rotate(1deg)}100%{opacity:1;transform:scale(1) rotate(0)}}@keyframes koBurst{from{transform:scale(.9) rotate(0deg)}to{transform:scale(1.18) rotate(18deg)}}
@media(max-width:640px){.boss-image-frame{max-width:min(260px,76vw)}.ko-title{font-size:clamp(3rem,18vw,5rem)}.knockout-card{padding:24px 14px}}


/* v15 Arena roster polish: 5 fighters, compact boss cards, translucent battle panels */
.arena-mobile-game .boss-card,
.arena-mobile-game .selected-session{
  background:linear-gradient(180deg,rgba(8,7,19,.58),rgba(8,7,19,.34))!important;
  border-color:rgba(255,255,255,.22)!important;
  backdrop-filter:blur(10px);
}
.arena-mobile-game .boss-card{padding:14px!important;}
.arena-mobile-game .selected-session{padding:15px!important;}
.boss-image-frame{max-width:min(238px,64vw)!important;margin:6px auto 10px!important;}
.boss-image-frame img{aspect-ratio:2/3;object-fit:cover;object-position:top center;}
.boss-roster-thumb{width:74px;max-width:18vw;aspect-ratio:2/3;object-fit:cover;object-position:top center;border-radius:10px;border:1px solid rgba(255,255,255,.22);box-shadow:0 8px 22px rgba(0,0,0,.28);display:block;}
.table td:has(.boss-roster-thumb){width:88px;}
@media(max-width:700px){
  .boss-image-frame{max-width:min(210px,58vw)!important;}
  .boss-roster-thumb{width:58px;}
  .fighter-select-card{border-radius:14px;}
}
@media(min-width:700px){
  .fighter-select-grid{grid-template-columns:repeat(5,1fr)!important;}
  .fighter-select-card img{height:310px!important;object-fit:cover;object-position:top center;}
}


/* v16 boss victory + segmented health meter */
.boss-card{position:relative;}
.boss-card.is-defeated{border-color:rgba(255,217,91,.72)!important;background:linear-gradient(180deg,rgba(28,18,7,.72),rgba(4,18,18,.56))!important;box-shadow:0 0 0 2px rgba(255,217,91,.12),0 24px 80px rgba(0,0,0,.52)!important;}
.boss-ko-banner{display:grid;gap:4px;place-items:center;text-align:center;margin:2px auto 10px;padding:10px 12px;border:2px solid rgba(255,217,91,.78);border-radius:14px;background:linear-gradient(135deg,rgba(255,217,91,.28),rgba(24,199,189,.14));box-shadow:0 0 28px rgba(255,217,91,.22);text-transform:uppercase;}
.boss-ko-banner strong{font-size:clamp(2.2rem,11vw,4.7rem);line-height:.82;letter-spacing:-.08em;color:#fff;text-shadow:4px 4px 0 #e84c4f,0 0 22px rgba(255,217,91,.75);}
.boss-ko-banner span{font-weight:1000;color:#ffd95b;letter-spacing:.02em;}
.boss-ko-banner em{font-style:normal;font-weight:1000;color:#76fff4;letter-spacing:.12em;font-size:.76rem;}
.boss-victory-copy{color:#fff!important;font-weight:900;}
.boss-health-label{display:flex;justify-content:space-between;align-items:center;margin:6px 0 5px;color:rgba(246,255,253,.86);font-size:.78rem;font-weight:1000;text-transform:uppercase;letter-spacing:.1em;}
.boss-health-label b{color:#ffd95b;}
.boss-health-track{position:relative;isolation:isolate;border-radius:12px!important;background:linear-gradient(180deg,rgba(0,0,0,.38),rgba(255,255,255,.08))!important;border:1px solid rgba(255,255,255,.25)!important;box-shadow:inset 0 2px 10px rgba(0,0,0,.55),0 8px 22px rgba(0,0,0,.18)!important;}
.boss-health-track:after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;background:repeating-linear-gradient(90deg,transparent 0,transparent calc(10% - 2px),rgba(255,255,255,.48) calc(10% - 2px),rgba(255,255,255,.48) 10%);mix-blend-mode:screen;opacity:.72;}
.boss-health-track span{position:relative;z-index:2;background:linear-gradient(90deg,#ef3e4a 0%,#ff7a45 48%,#ffcb4c 100%)!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 0 18px rgba(255,179,71,.35);}
.boss-health-track.is-defeated{border-color:rgba(255,217,91,.85)!important;background:rgba(0,0,0,.38)!important;}
.boss-health-track.is-defeated span{background:linear-gradient(90deg,#00c8c8,#66ff9f,#ffd95b)!important;animation:bossVictoryPulse 1.2s ease-in-out infinite alternate;}
.reward-panel.is-defeated{border-color:rgba(255,217,91,.82)!important;background:linear-gradient(135deg,rgba(255,217,91,.28),rgba(24,199,189,.18))!important;}
.ko-defeated-line{font-weight:1000;text-transform:uppercase;color:#ffd95b;font-size:clamp(1.05rem,5vw,1.65rem);line-height:1.05;margin:2px 0 12px;text-shadow:0 0 14px rgba(255,217,91,.5);}
.ko-advance{margin-top:12px;color:#76fff4;font-weight:1000;letter-spacing:.12em;text-transform:uppercase;}
@keyframes bossVictoryPulse{from{filter:brightness(1);box-shadow:0 0 12px rgba(255,217,91,.38)}to{filter:brightness(1.22);box-shadow:0 0 26px rgba(118,255,244,.6)}}
@media(max-width:640px){.boss-ko-banner strong{font-size:clamp(2rem,14vw,4rem)}.boss-health-track{height:30px!important}}