:root{
    --bg:#060913;
    --bg-2:#0b1020;
    --panel:rgba(13,19,36,.84);
    --panel-strong:rgba(16,24,46,.96);
    --panel-soft:rgba(255,255,255,.03);
    --line:rgba(255,255,255,.08);
    --line-strong:rgba(255,255,255,.16);
    --text:#eef4ff;
    --muted:#97a4c7;
    --blue:#5fb8ff;
    --purple:#8a7dff;
    --teal:#55e7d7;
    --gold:#ffca6c;
    --success:#34d17b;
    --danger:#ff6868;
    --warning:#ffb357;
    --shadow:0 18px 60px rgba(0,0,0,.34);
    --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    color:var(--text);
    font:500 15px/1.55 Inter,Segoe UI,Arial,sans-serif;
    background:
        radial-gradient(circle at 15% 15%, rgba(95,184,255,.13), transparent 24%),
        radial-gradient(circle at 85% 10%, rgba(138,125,255,.12), transparent 22%),
        radial-gradient(circle at 50% 100%, rgba(85,231,215,.08), transparent 30%),
        linear-gradient(160deg, #04070f 0%, #0b1020 48%, #060913 100%);
}
body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    background-image:
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
    background-size:30px 30px;
    mask-image:radial-gradient(circle at center, rgba(0,0,0,.7), transparent 80%);
}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,h4,p{margin:0}
.app-shell{
    min-height:100vh;
    display:grid;
    grid-template-columns:290px 1fr;
}
.sidebar{
    position:sticky;
    top:0;
    height:100vh;
    padding:24px;
    background:rgba(5,8,18,.9);
    backdrop-filter:blur(16px);
    border-right:1px solid var(--line);
    display:flex;
    flex-direction:column;
    gap:20px;
}
.brand-block{
    display:grid;
    gap:14px;
}
.brand{
    display:flex;
    align-items:center;
    gap:14px;
    text-decoration:none;
}
.brand strong{
    display:block;
    font-size:22px;
    letter-spacing:.03em;
}
.brand p{
    color:var(--muted);
    font-size:13px;
}
.brand-mark{
    width:56px;
    height:56px;
    position:relative;
    border-radius:18px;
    background:linear-gradient(145deg, rgba(95,184,255,.15), rgba(138,125,255,.18));
    border:1px solid rgba(255,255,255,.08);
    box-shadow:var(--shadow);
    overflow:hidden;
}
.brand-core,.brand-spark{
    position:absolute;
    inset:0;
    margin:auto;
    border-radius:999px;
}
.brand-core{
    width:22px;height:22px;
    background:radial-gradient(circle at 30% 30%, #fff, var(--blue));
    filter:blur(.2px);
    top:17px;
}
.brand-spark{
    width:44px;height:44px;
    border:1px solid rgba(95,184,255,.36);
    animation:ringPulse 3.4s ease-in-out infinite;
    top:5px;
}
.sidebar-tag,.side-tip{
    border:1px solid var(--line);
    border-radius:16px;
    background:var(--panel-soft);
    color:var(--muted);
    padding:10px 12px;
    font-size:13px;
}
.nav-links{
    display:grid;
    gap:8px;
}
.nav-links a{
    text-decoration:none;
    padding:12px 14px;
    border:1px solid transparent;
    border-radius:16px;
    color:#dce6ff;
    background:rgba(255,255,255,.02);
    transition:transform .18s ease, background .18s ease, border-color .18s ease;
}
.nav-links a:hover,
.nav-links a.active{
    background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    border-color:rgba(95,184,255,.26);
    transform:translateX(4px);
}
.sidebar-foot{margin-top:auto}
.side-profile{
    display:grid;
    grid-template-columns:58px 1fr;
    gap:12px;
    padding:14px;
    border-radius:18px;
    background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
    border:1px solid var(--line);
}
.side-avatar{
    aspect-ratio:1;
    border-radius:16px;
    background:radial-gradient(circle at 50% 30%, rgba(95,184,255,.15), rgba(138,125,255,.08));
    overflow:hidden;
    border:1px solid rgba(255,255,255,.06);
}
.side-avatar img{width:100%;height:100%;object-fit:cover}
.side-avatar span{
    width:100%;height:100%;display:grid;place-items:center;font-weight:800;
}
.side-profile-info{
    display:grid;
    gap:2px;
}
.side-profile-info span,
.side-profile-info small{color:var(--muted)}
.main-stage{
    padding:24px 28px 34px;
    display:grid;
    gap:18px;
}
.topbar{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:18px;
}
.topbar-copy h1{
    font-size:28px;
    margin-top:4px;
}
.topbar-actions{
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    justify-content:flex-end;
}
.content{
    display:grid;
    gap:22px;
}
.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 11px;
    border-radius:999px;
    color:#d5e6ff;
    background:rgba(95,184,255,.12);
    border:1px solid rgba(95,184,255,.18);
    font-size:11px;
    letter-spacing:.09em;
    text-transform:uppercase;
}
.card,.panel,.item-card,.fighter-card,.character-card,.auth-card,.battle-shell,.stat-card,.glass-card{
    position:relative;
    background:linear-gradient(180deg, rgba(18,26,48,.92), rgba(9,13,24,.92));
    border:1px solid var(--line);
    border-radius:var(--radius);
    box-shadow:var(--shadow);
    overflow:hidden;
}
.card::before,.panel::before,.item-card::before,.fighter-card::before,.character-card::before,.auth-card::before,.battle-shell::before,.stat-card::before,.glass-card::before{
    content:"";
    position:absolute;
    inset:0;
    pointer-events:none;
    background:linear-gradient(135deg, rgba(255,255,255,.05), transparent 30%, transparent 70%, rgba(95,184,255,.04));
}
.card,.panel,.item-card,.fighter-card,.character-card,.auth-card,.battle-shell,.stat-card,.glass-card{padding:24px}
.muted{color:var(--muted)}
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid.one{grid-template-columns:1fr}
.compact-grid{gap:14px}
.hero-landing{
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:28px;
    align-items:center;
    padding:32px;
}
.hero-copy{
    display:grid;
    gap:16px;
}
.hero-copy h2,.hero-title{
    font-size:40px;
    line-height:1.05;
}
.hero-copy p{color:#c7d5f6;max-width:680px}
.hero-kpis{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
}
.kpi{
    min-width:120px;
    padding:14px 16px;
    border-radius:18px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.03);
}
.kpi span{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}
.kpi strong{font-size:24px}
.hero-visual{
    position:relative;
    min-height:340px;
    display:grid;
    place-items:center;
}
.hero-backdrop{
    position:absolute;inset:0;
    border-radius:28px;
    background:
        radial-gradient(circle at center, rgba(95,184,255,.14), transparent 36%),
        radial-gradient(circle at 70% 30%, rgba(138,125,255,.16), transparent 24%);
}
.hero-floor{
    position:absolute;
    bottom:24px;
    width:88%;
    height:28px;
    border-radius:999px;
    background:radial-gradient(circle at center, rgba(95,184,255,.3), rgba(95,184,255,.02) 70%, transparent 78%);
    filter:blur(2px);
}
.duel-showcase{
    position:relative;
    width:100%;
    display:grid;
    grid-template-columns:1fr 120px 1fr;
    align-items:end;
}
.showcase-fighter{
    position:relative;
    z-index:2;
    width:min(100%, 250px);
    justify-self:center;
    filter:drop-shadow(0 18px 34px rgba(0,0,0,.36));
}
.showcase-fighter img{
    width:100%;
    animation:idleFloat 4s ease-in-out infinite;
}
.showcase-fighter.enemy img{animation-delay:.55s}
.versus-badge{
    width:92px;height:92px;
    margin:auto;
    border-radius:999px;
    display:grid;place-items:center;
    font-weight:900;
    letter-spacing:.08em;
    background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.16), rgba(255,255,255,.04));
    border:1px solid rgba(255,255,255,.14);
    box-shadow:0 0 34px rgba(95,184,255,.2);
}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.button{
    appearance:none;border:none;cursor:pointer;text-decoration:none;
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:12px 18px;border-radius:14px;
    color:#06101d;font-weight:900;letter-spacing:.02em;
    background:linear-gradient(180deg,#9dd7ff,#67b8ff);
    box-shadow:0 12px 26px rgba(95,184,255,.24);
    transition:transform .15s ease, filter .15s ease, box-shadow .15s ease;
}
.button:hover{transform:translateY(-1px);filter:brightness(1.03)}
.button.alt,.button.ghost{
    color:var(--text);
    background:rgba(255,255,255,.05);
    box-shadow:none;border:1px solid var(--line);
}
.button.ghost{background:transparent}
.button.small,.button.small-inline{min-height:40px;padding:10px 14px}
.section-head{
    display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px;
}
.section-head h2,.section-head h3{margin-top:4px}
.chip,.badge,.status-chip{
    display:inline-flex;align-items:center;gap:8px;
    padding:8px 12px;border-radius:999px;border:1px solid var(--line);
    background:rgba(255,255,255,.04);font-size:12px;font-weight:800;
}
.chip-soft{color:#d3e5ff}
.chip-gold,.gold-badge{background:rgba(255,202,108,.12);border-color:rgba(255,202,108,.24);color:#ffd98f}
.exp-badge{background:rgba(85,231,215,.12);border-color:rgba(85,231,215,.24);color:#9ef3e8}
.muted-badge{color:var(--muted)}
.flash{
    padding:14px 16px;border-radius:16px;border:1px solid var(--line);font-weight:700;
    background:rgba(255,255,255,.04);
}
.flash.success{border-color:rgba(52,209,123,.35);background:rgba(52,209,123,.12)}
.flash.error{border-color:rgba(255,104,104,.34);background:rgba(255,104,104,.12)}
.stats-grid .card,.stat-card{
    display:grid;gap:6px;min-height:126px;align-content:end
}
.stats-grid .card span,.stat-card span{color:var(--muted);font-size:13px}
.stats-grid .card strong,.stat-card strong{font-size:30px}
.progress-card{
    display:grid;gap:10px;padding:14px 16px;border-radius:18px;border:1px solid var(--line);
    background:rgba(255,255,255,.03)
}
.progress-label{display:flex;justify-content:space-between;gap:10px;color:var(--muted)}
.progress-bar,.healthbar{
    position:relative;height:12px;border-radius:999px;overflow:hidden;
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.05)
}
.progress-fill,.healthbar-fill{
    height:100%;
    background:linear-gradient(90deg, var(--teal), var(--blue));
    border-radius:999px;
    transition:width .45s ease;
}
.healthbar{
    height:16px;
    margin-bottom:10px;
}
.healthbar-fill.enemy-hp-fill{background:linear-gradient(90deg, #ff9870, #ff5757)}
.healthbar-text{
    position:absolute;inset:0;display:grid;place-items:center;font-size:11px;font-weight:800;color:#f7fbff;
    text-shadow:0 1px 2px rgba(0,0,0,.45)
}
.hero-character{
    display:grid;
    grid-template-columns:290px 1fr;
    gap:24px;
    align-items:center;
    padding:28px;
}
.hero-player-card,.character-portrait,.auth-art,.avatar-frame{
    border-radius:24px;
    background:
        radial-gradient(circle at 50% 25%, rgba(95,184,255,.2), transparent 32%),
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
    border:1px solid var(--line);
    overflow:hidden;
    position:relative;
}
.hero-player-card::after,.character-portrait::after,.auth-art::after,.avatar-frame::after{
    content:"";
    position:absolute;left:8%;right:8%;bottom:6%;
    height:20px;border-radius:999px;
    background:radial-gradient(circle at center, rgba(95,184,255,.26), transparent 70%);
}
.hero-player-card img,.character-portrait img,.auth-art img,.avatar-frame img{
    width:100%;height:100%;object-fit:cover;
}
.hero-player-card{min-height:300px}
.hero-player-card img{animation:idleFloat 3.9s ease-in-out infinite}
.hero-player-info{display:grid;gap:16px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px}
.item-card,.character-card,.fighter-card{
    display:grid;gap:14px;
}
.character-market-grid,.arena-duel-grid{align-items:start}
.character-card{
    min-height:100%;
}
.character-portrait{height:250px;padding:10px}
.character-header{
    display:flex;gap:12px;justify-content:space-between;align-items:flex-start;
}
.market-meta,.fighter-stats{
    display:flex;flex-wrap:wrap;gap:10px;
    color:#dbe7ff;
}
.stats-line{color:#d1dcf6}
.price-row{display:flex;justify-content:space-between;align-items:center;gap:10px}
.rarity-common{border-color:rgba(255,255,255,.12)}
.rarity-rare{border-color:rgba(95,184,255,.35)}
.rarity-epic{border-color:rgba(138,125,255,.35)}
.rarity-legendary{border-color:rgba(255,202,108,.35)}
.status-chip.status-on{background:rgba(52,209,123,.14);border-color:rgba(52,209,123,.3);color:#9bf0be}
.status-chip.status-off{background:rgba(255,104,104,.12);border-color:rgba(255,104,104,.24);color:#ffc2c2}
.roster-grid{gap:12px}
.roster-row{
    display:grid;grid-template-columns:72px 1fr auto;gap:14px;align-items:center;
    padding:12px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.03);
}
.roster-row.active{border-color:rgba(85,231,215,.28);background:rgba(85,231,215,.07)}
.roster-row img{width:72px;height:72px;border-radius:16px;background:rgba(255,255,255,.03)}
.roster-power{font-weight:900;color:#d7e8ff}
.arena-grid{display:grid;gap:18px;grid-template-columns:repeat(2,minmax(0,1fr))}
.duel-card{
    padding:0;
    overflow:hidden;
}
.duel-card .fighter-avatar-wrap{
    min-height:220px;
    position:relative;
    display:grid;
    place-items:end center;
    background:
        radial-gradient(circle at 50% 30%, rgba(255,104,104,.14), transparent 34%),
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}
.duel-card .fighter-avatar-wrap.enemy::after{
    content:"";
    position:absolute;left:12%;right:12%;bottom:18px;height:20px;border-radius:999px;
    background:radial-gradient(circle at center, rgba(255,104,104,.26), transparent 70%);
}
.duel-card .fighter-avatar-wrap img{
    width:220px;
    max-width:100%;
    animation:idleFloat 3.8s ease-in-out infinite;
}
.fighter-card-body{padding:22px;display:grid;gap:12px}
.fighter-title-row{display:flex;justify-content:space-between;gap:12px;align-items:center}
.reward-box{
    padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid var(--line);
    color:#d8e4ff;font-weight:700;
}
.battle-shell{display:grid;gap:22px}
.battle-scene{
    position:relative;
    min-height:420px;
    padding:28px;
    border-radius:28px;
    border:1px solid var(--line);
    background:
        radial-gradient(circle at center, rgba(95,184,255,.12), transparent 34%),
        radial-gradient(circle at 50% 80%, rgba(138,125,255,.12), transparent 36%),
        linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
    display:grid;
    grid-template-columns:1fr 120px 1fr;
    align-items:center;
    overflow:hidden;
}
.battle-stage-glow{
    position:absolute;left:10%;right:10%;bottom:34px;height:34px;border-radius:999px;
    background:radial-gradient(circle at center, rgba(95,184,255,.3), rgba(95,184,255,.02) 70%, transparent 80%);
}
.battle-fighter{
    position:relative;
    z-index:2;
    display:grid;
    justify-items:center;
    gap:10px;
}
.battle-fighter .avatar-frame{width:min(260px,100%);height:300px;padding:8px}
.battle-fighter .avatar-frame.enemy::after{
    background:radial-gradient(circle at center, rgba(255,104,104,.26), transparent 70%);
}
.battle-name{
    font-size:18px;font-weight:900;letter-spacing:.02em;
}
.battle-center-badge{
    width:94px;height:94px;border-radius:999px;display:grid;place-items:center;
    background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.15), rgba(255,255,255,.04));
    border:1px solid rgba(255,255,255,.15);
    font-weight:900;letter-spacing:.12em
}
.damage-layer{
    position:absolute;inset:0;pointer-events:none
}
.damage-popup{
    position:absolute;left:50%;top:16%;
    transform:translate(-50%, 0);
    font-weight:900;font-size:24px;
    color:#fff;
    text-shadow:0 0 20px rgba(255,255,255,.26), 0 2px 4px rgba(0,0,0,.55);
    animation:damageRise .95s ease forwards;
}
.damage-popup.crit{color:#ffd98f}
.battle-fighter.attacking{animation:attackLunge .42s ease}
.battle-fighter.taking-hit .avatar-frame{animation:hitShake .38s ease}
.battle-summary{
    display:grid;gap:16px;grid-template-columns:260px 1fr;
}
.result-banner{
    min-height:140px;
    border-radius:22px;
    border:1px solid var(--line);
    display:grid;place-items:center;
    text-align:center;
    padding:18px;
    font-size:18px;font-weight:900;
}
.result-banner.win{
    background:linear-gradient(180deg, rgba(52,209,123,.18), rgba(52,209,123,.07));
    border-color:rgba(52,209,123,.3);
}
.result-banner.lose{
    background:linear-gradient(180deg, rgba(255,104,104,.18), rgba(255,104,104,.07));
    border-color:rgba(255,104,104,.3);
}
.battle-log{
    min-height:140px;
    max-height:260px;
    overflow:auto;
    border-radius:22px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.03);
    padding:14px;
    display:grid;
    align-content:start;
    gap:10px;
}
.log-line{
    padding:10px 12px;
    border-radius:12px;
    background:rgba(255,255,255,.03);
    border:1px solid rgba(255,255,255,.04);
}
.log-line.highlight{
    border-color:rgba(95,184,255,.22);
    background:rgba(95,184,255,.08);
}
.form-card{
    max-width:980px;
    margin:0 auto;
}
.auth-card{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:0;
    overflow:hidden;
    padding:0;
}
.auth-art{
    min-height:460px;
    border-radius:0;
    border:none;
}
.auth-art img{height:100%;object-fit:cover}
.auth-pane{
    padding:32px;
    display:grid;
    gap:16px;
    align-content:center;
}
.auth-pane form{display:grid;gap:12px}
label{font-size:13px;color:var(--muted);font-weight:700}
input{
    width:100%;
    min-height:48px;
    border-radius:14px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    color:var(--text);
    padding:12px 14px;
    outline:none;
}
input:focus{border-color:rgba(95,184,255,.32);box-shadow:0 0 0 4px rgba(95,184,255,.08)}
.table{
    width:100%;
    border-collapse:separate;
    border-spacing:0 10px;
}
.table thead th{
    color:var(--muted);
    font-size:12px;
    text-transform:uppercase;
    letter-spacing:.08em;
    text-align:left;
    padding:0 14px 4px;
}
.table tbody td{
    padding:14px;
    background:rgba(255,255,255,.04);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
}
.table tbody tr td:first-child{
    border-left:1px solid var(--line);
    border-radius:16px 0 0 16px;
}
.table tbody tr td:last-child{
    border-right:1px solid var(--line);
    border-radius:0 16px 16px 0;
}
.empty-state{
    min-height:180px;
    place-content:center;
}
.info-strip{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:16px;
}
.info-tile{
    padding:18px;
    border-radius:20px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.03);
}
.info-tile strong{display:block;font-size:17px;margin-bottom:6px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease, transform .55s ease}
.reveal.show{opacity:1;transform:none}
.tilt-card{transform-style:preserve-3d;transition:transform .18s ease}
@keyframes idleFloat{
    0%,100%{transform:translateY(0)}
    50%{transform:translateY(-10px)}
}
@keyframes attackLunge{
    0%{transform:translateX(0)}
    45%{transform:translateX(18px) scale(1.02)}
    100%{transform:translateX(0)}
}
.battle-enemy.attacking{animation-name:attackLungeEnemy}
@keyframes attackLungeEnemy{
    0%{transform:translateX(0)}
    45%{transform:translateX(-18px) scale(1.02)}
    100%{transform:translateX(0)}
}
@keyframes hitShake{
    0%,100%{transform:translateX(0)}
    20%{transform:translateX(-10px)}
    40%{transform:translateX(7px)}
    60%{transform:translateX(-6px)}
    80%{transform:translateX(4px)}
}
@keyframes damageRise{
    0%{opacity:0;transform:translate(-50%, 14px) scale(.88)}
    15%{opacity:1}
    100%{opacity:0;transform:translate(-50%, -48px) scale(1.04)}
}
@keyframes ringPulse{
    0%,100%{transform:scale(.96);opacity:.8}
    50%{transform:scale(1.06);opacity:1}
}
@media (max-width: 1200px){
    .grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
    .hero-copy h2,.hero-title{font-size:34px}
}
@media (max-width: 1024px){
    .app-shell{grid-template-columns:1fr}
    .sidebar{position:relative;height:auto}
    .hero-landing,.hero-character,.auth-card,.battle-summary{grid-template-columns:1fr}
    .arena-grid,.grid.three{grid-template-columns:1fr}
    .battle-scene{grid-template-columns:1fr;gap:18px;padding-top:24px}
    .battle-center-badge{order:2}
}
@media (max-width: 720px){
    .main-stage{padding:18px}
    .topbar{flex-direction:column}
    .grid.two,.grid.four,.info-strip{grid-template-columns:1fr}
    .hero-copy h2,.hero-title{font-size:30px}
    .duel-showcase{grid-template-columns:1fr}
    .versus-badge{margin:14px auto}
    .showcase-fighter{width:min(78%,220px)}
    .battle-fighter .avatar-frame{height:240px}
}