*{box-sizing:border-box}
html{background:var(--theme-bg)}
body.battle-start-page{
    margin:0;
    min-height:100vh;
    background:
        radial-gradient(circle at 16% 8%,var(--theme-raw-rgba-91-32-200-20-21d7c1),transparent 360px),
        radial-gradient(circle at 88% 14%,var(--theme-raw-rgba-231-255-0-08-10a0f8),transparent 320px),
        var(--theme-bg);
    color:var(--theme-text);
    font-family:Arial,Helvetica,sans-serif;
}
.battle-start-shell{
    width:min(1180px,calc(100% - 32px));
    margin:0 auto;
    padding:28px 0 70px;
}
.battle-start-back{
    display:inline-flex;
    margin-bottom:18px;
    color:var(--theme-muted);
    text-decoration:none;
    font-size:10px;
    font-weight:950;
    letter-spacing:.06em;
}
.battle-start-back:hover{color:var(--theme-arena-electric)}
.battle-start-hero{
    display:grid;
    grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr);
    min-height:290px;
    overflow:hidden;
    border:1px solid var(--theme-raw-4d5576);
    border-radius:14px;
    background:var(--theme-raw-0d1227);
    box-shadow:0 22px 60px var(--theme-raw-rgba-0-0-0-30-6d79cf);
}
.battle-start-copy{
    position:relative;
    z-index:2;
    display:flex;
    flex-direction:column;
    justify-content:center;
    padding:42px 44px;
}
.battle-start-kicker{
    margin-bottom:9px;
    color:var(--theme-arena-electric);
    font-size:11px;
    font-weight:1000;
    letter-spacing:.08em;
}
.battle-start-copy h1{
    max-width:760px;
    margin:0;
    font-size:clamp(38px,5vw,66px);
    line-height:.9;
    letter-spacing:-.055em;
    font-style:italic;
    font-weight:1000;
    text-transform:uppercase;
}
.battle-start-copy p{
    max-width:590px;
    margin:16px 0 0;
    color:var(--theme-muted);
    font-size:14px;
    line-height:1.45;
    font-weight:750;
}
.battle-start-art{
    position:relative;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    min-height:290px;
    overflow:hidden;
    background:var(--theme-raw-10152d);
}
.battle-start-art::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(90deg,var(--theme-raw-0d1227),transparent 38%),linear-gradient(0deg,var(--theme-raw-rgba-0-0-0-45-70cab9),transparent 55%);
    pointer-events:none;
}
.battle-start-art-panel{
    min-width:0;
    overflow:hidden;
}
.battle-start-art-panel img{
    width:100%;
    height:100%;
    object-fit:cover;
    filter:saturate(.9) contrast(1.05);
}
.battle-start-art > b{
    position:absolute;
    z-index:3;
    left:50%;
    top:50%;
    display:flex;
    width:74px;
    height:74px;
    align-items:center;
    justify-content:center;
    transform:translate(-50%,-50%) rotate(-4deg);
    border:4px solid var(--theme-arena-electric);
    border-radius:50%;
    background:var(--theme-ink);
    color:#fff;
    font-size:27px;
    font-style:italic;
    font-weight:1000;
    box-shadow:0 0 26px var(--theme-raw-rgba-231-255-0-20-f657aa);
}
.battle-start-art-fallback{
    grid-column:1/-1;
    display:flex;
    align-items:center;
    justify-content:center;
    color:var(--theme-raw-343b60);
    font-size:120px;
    font-weight:1000;
}
.battle-start-question{
    margin:34px 0 17px;
    text-align:center;
}
.battle-start-question > span{
    color:var(--theme-arena-electric);
    font-size:10px;
    font-weight:1000;
    letter-spacing:.12em;
}
.battle-start-question h2{
    margin:7px 0 7px;
    font-size:clamp(30px,4vw,48px);
    line-height:.95;
    font-style:italic;
    font-weight:1000;
}
.battle-start-question p{
    margin:0;
    color:var(--theme-muted);
    font-size:13px;
}
.battle-mode-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:14px;
}
.battle-mode-card{
    position:relative;
    display:grid;
    grid-template-rows:auto 1fr auto;
    min-height:285px;
    padding:24px;
    overflow:hidden;
    border:1px solid var(--theme-raw-454d70);
    border-radius:12px;
    background:var(--theme-raw-13182f);
    color:#fff;
    text-decoration:none;
    box-shadow:0 10px 24px var(--theme-raw-rgba-0-0-0-18-09884d);
    transition:transform .16s ease,border-color .16s ease,background .16s ease;
}
.battle-mode-card:hover{
    transform:translateY(-4px);
    border-color:var(--theme-arena-electric);
    background:var(--theme-raw-171d39);
}
.battle-mode-number{
    display:flex;
    width:66px;
    height:66px;
    align-items:center;
    justify-content:center;
    margin-bottom:24px;
    border:2px solid var(--theme-arena-electric);
    border-radius:50%;
    color:var(--theme-arena-electric);
    font-size:30px;
    line-height:1;
    font-style:italic;
    font-weight:1000;
}
.battle-mode-card small{
    display:block;
    color:var(--theme-muted);
    font-size:9px;
    font-weight:1000;
    letter-spacing:.09em;
}
.battle-mode-card h3{
    margin:5px 0 8px;
    color:#fff;
    font-size:29px;
    line-height:.95;
    font-style:italic;
    font-weight:1000;
}
.battle-mode-card p{
    margin:0;
    color:var(--theme-muted);
    font-size:12px;
    line-height:1.4;
    font-weight:700;
}
.battle-mode-card > b{
    align-self:end;
    margin-top:22px;
    color:var(--theme-arena-electric);
    font-size:15px;
    font-style:italic;
    font-weight:1000;
}
.battle-mode-card > em{
    position:absolute;
    top:14px;
    right:14px;
    padding:6px 8px;
    border-radius:999px;
    background:var(--theme-raw-0b1026);
    color:var(--theme-muted);
    font-size:8px;
    font-style:normal;
    font-weight:1000;
    letter-spacing:.08em;
}
.endless-mode{
    border-color:var(--theme-arena-electric);
    background:
        radial-gradient(circle at 100% 0,var(--theme-raw-rgba-231-255-0-08-10a0f8),transparent 38%),
        var(--theme-raw-13182f);
}
.endless-mode > em{
    background:var(--theme-arena-electric);
    color:var(--theme-ink);
}
.battle-start-prototype-note{
    display:flex;
    gap:10px;
    margin-top:16px;
    padding:12px 14px;
    border:1px dashed var(--theme-raw-444b68);
    border-radius:8px;
    color:var(--theme-muted);
    font-size:10px;
    line-height:1.4;
}
.battle-start-prototype-note strong{
    flex:0 0 auto;
    color:var(--theme-arena-electric);
}
@media(max-width:900px){
    .battle-start-hero{grid-template-columns:1fr}
    .battle-start-art{min-height:230px}
    .battle-mode-grid{grid-template-columns:1fr}
    .battle-mode-card{min-height:0;grid-template-columns:76px 1fr auto;grid-template-rows:auto;align-items:center;gap:16px}
    .battle-mode-number{margin:0}
    .battle-mode-card > b{align-self:center;margin:0}
}
@media(max-width:620px){
    .battle-start-shell{
        width:calc(100% - 18px);
        padding-top:14px;
    }
    .battle-start-back{margin-bottom:12px}
    .battle-start-hero{
        min-height:0;
        border-radius:10px;
    }
    .battle-start-copy{padding:24px 20px 22px}
    .battle-start-copy h1{font-size:clamp(34px,10vw,48px)}
    .battle-start-copy p{font-size:12px}
    .battle-start-art{min-height:170px}
    .battle-start-art > b{width:58px;height:58px;font-size:21px}
    .battle-start-question{margin:25px 0 14px}
    .battle-start-question h2{font-size:31px}
    .battle-start-question p{font-size:11px}
    .battle-mode-grid{gap:9px}
    .battle-mode-card{
        grid-template-columns:58px 1fr 52px;
        gap:12px;
        min-height:118px;
        padding:16px 14px;
        border-radius:9px;
    }
    .battle-mode-number{width:54px;height:54px;font-size:24px}
    .battle-mode-card h3{font-size:22px}
    .battle-mode-card p{font-size:10px}
    .battle-mode-card > b{font-size:11px;text-align:right}
    .battle-mode-card > em{display:none}
    .battle-start-prototype-note{flex-direction:column;gap:4px}
}

.battle-mode-card.is-coming-soon{
    cursor:default;
    opacity:.68;
}
.battle-mode-card.is-coming-soon:hover{
    transform:none;
    border-color:var(--theme-raw-454d70);
    background:var(--theme-raw-13182f);
}