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var(--border-subtle);padding:16px}.user-card{background:var(--surface-overlay);border-radius:var(--radius-md);align-items:center;gap:10px;padding:10px;display:flex}.user-avatar{border-radius:var(--radius-full);background:var(--accent-primary);width:36px;height:36px;color:var(--accent-on-accent);flex-shrink:0;justify-content:center;align-items:center;font-size:16px;font-weight:800;display:flex}.user-info{flex:1;min-width:0}.user-name{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:700;overflow:hidden}.user-level{color:var(--accent-hover);font-size:11px;font-weight:600}.main-content{padding:var(--space-8);background:var(--surface-base);flex:1;height:100%;position:relative;overflow-y:auto}.vault-page-container,.battle-page-container,.pro-page-container{background:var(--surface-base);position:absolute;inset:0}.vault-page-container,.battle-page-container{overflow:hidden}.pro-page-container{overflow-y:auto}[data-chrome^=immersive] .sidebar,[data-chrome^=immersive] 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28px;display:flex;position:relative;overflow-y:auto}.quiz-card-container::-webkit-scrollbar{width:6px}.quiz-card-container::-webkit-scrollbar-track{background:0 0}.quiz-card-container::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--accent-primary) 30%, transparent);border-radius:999px}.quiz-card-container::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb, var(--accent-primary) 60%, transparent)}.quiz-source-tag{background:var(--surface-overlay);border-radius:var(--radius-full);color:var(--text-secondary);align-items:center;gap:6px;width:fit-content;padding:4px 12px;font-size:12px;font-weight:600;display:inline-flex}.quiz-question{color:var(--text-primary);font-size:min(20px,2.2vh);font-weight:700;line-height:1.35}.quiz-options{flex-direction:column;gap:8px;display:flex}.quiz-option{background:var(--surface-raised);border:2px solid var(--border-strong);border-bottom:3px solid var(--border-strong);border-radius:var(--radius-md);cursor:pointer;color:var(--text-primary);text-align:left;transition:background-color var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);align-items:center;gap:12px;width:100%;padding:12px 16px;font-family:inherit;font-size:14.5px;line-height:1.4;display:flex}.quiz-option:hover:not(:disabled){background:var(--accent-soft);border-color:var(--accent-primary);transform:translate(4px)}.quiz-option:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.quiz-option.correct{background:var(--state-success-soft);border-color:var(--state-success);border-bottom-color:var(--state-success);color:var(--state-success)}.quiz-option.incorrect{background:var(--state-danger-soft);border-color:var(--state-danger);border-bottom-color:var(--state-danger);color:var(--state-danger)}.quiz-option.selected{border-color:var(--accent-primary);background:var(--accent-soft)}.option-letter{border-radius:var(--radius-sm);background:var(--surface-overlay);width:30px;height:30px;transition:all var(--dur-fast) var(--ease-standard);flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-weight:800;display:flex}.quiz-option.correct .option-letter{background:var(--state-success);color:#fff}.quiz-option.incorrect .option-letter{background:var(--state-danger);color:#fff}.quiz-input{background:var(--surface-raised);border:2px solid var(--border-strong);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:border-color var(--dur-fast) var(--ease-standard);outline:none;padding:14px 18px;font-family:inherit;font-size:15px}.quiz-input:focus{border-color:var(--accent-primary)}.quiz-explanation{background:var(--accent-soft);border:1px solid var(--accent-primary);border-radius:var(--radius-md);color:var(--text-primary);padding:12px 16px;font-size:13.5px;line-height:1.5}.quiz-explanation strong{color:var(--accent-primary)}.xp-pop{pointer-events:none;color:var(--state-success);text-shadow:0 2px 8px #58cc0280;z-index:9999;font-size:18px;font-weight:900;animation:1.2s ease-out forwards xp-float;position:fixed}@keyframes xp-float{0%{opacity:1;transform:translateY(0)scale(1)}60%{opacity:1;transform:translateY(-60px)scale(1.2)}to{opacity:0;transform:translateY(-100px)scale(.8)}}.leaderboard-list{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:clip}.leaderboard-row{transition:background var(--dur-fast) var(--ease-standard);align-items:center;gap:14px;padding:12px 20px;display:flex}.leaderboard-row+.leaderboard-row{border-top:1px solid var(--border-subtle)}.leaderboard-row:hover{background:color-mix(in srgb, var(--text-primary) 4%, var(--surface-raised))}.leaderboard-row.is-you{background:var(--accent-soft)}.leaderboard-row.has-bar{position:relative}.leaderboard-row-fill{width:var(--bar,0%);z-index:0;pointer-events:none;background:color-mix(in srgb, var(--text-primary) 6%, transparent);border-right:1px solid color-mix(in srgb, var(--text-primary) 12%, transparent);transition:width var(--dur-base) var(--ease-standard);position:absolute;top:0;bottom:0;left:0}.leaderboard-row.has-bar>:not(.leaderboard-row-fill){z-index:1;position:relative}.leaderboard-row.is-you .leaderboard-row-fill{background:color-mix(in srgb, var(--accent-primary) 20%, transparent);border-right-color:color-mix(in srgb, var(--accent-primary) 50%, transparent)}.leaderboard-row.in-promote .leaderboard-row-fill{background:color-mix(in srgb, var(--state-success) 12%, transparent)}.leaderboard-row.in-demote .leaderboard-row-fill{background:color-mix(in srgb, var(--state-danger) 12%, transparent)}@media (prefers-reduced-motion:reduce){.leaderboard-row-fill{transition:none}}.leaderboard-row.is-pinned{z-index:2;background:color-mix(in srgb, var(--accent-primary) 16%, var(--surface-raised));position:sticky;bottom:0;box-shadow:0 -6px 16px -8px #00000080}.leaderboard-row.is-pinned:after{content:"";background:color-mix(in srgb, var(--accent-primary) 45%, transparent);height:1px;position:absolute;inset:0 0 auto}.leaderboard-rank{color:var(--text-secondary);text-align:center;font-variant-numeric:tabular-nums;flex-shrink:0;width:34px;font-size:16px;font-weight:800}.leaderboard-avatar{border-radius:var(--radius-full);background:var(--accent-primary);width:40px;height:40px;color:var(--accent-on-accent);flex-shrink:0;justify-content:center;align-items:center;font-size:15px;font-weight:800;display:flex}.leaderboard-user-info{flex:1;min-width:0}.leaderboard-username{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:700;overflow:hidden}.leaderboard-sub{color:var(--text-muted);align-items:center;gap:4px;margin-top:2px;font-size:12px;display:flex}.leaderboard-xp{color:var(--text-secondary);font-variant-numeric:tabular-nums;flex-shrink:0;align-items:center;gap:4px;font-size:15px;font-weight:800;display:inline-flex}.leaderboard-zone-rule{align-items:center;gap:10px;margin:14px 0;display:flex}.leaderboard-zone-rule-line{flex:1;height:1px}.leaderboard-zone-rule-label{text-transform:uppercase;letter-spacing:1px;white-space:nowrap;align-items:center;gap:4px;font-size:11px;font-weight:800;display:inline-flex}.leaderboard-banner{flex-direction:column;gap:16px;margin-bottom:20px;display:flex}.leaderboard-banner-summary{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.leaderboard-board-title{color:var(--board-color);font-size:16px;font-weight:900}[data-theme=light] .leaderboard-board-title{color:color-mix(in srgb, var(--board-color) 62%, var(--text-primary))}.leaderboard-rail{scroll-snap-type:x proximity;padding:12px 2px 2px;overflow-x:auto}.leaderboard-rail-inner{gap:10px;width:100%;padding:0 8px;display:flex;position:relative}.leaderboard-rail-track{background:var(--border-subtle);border-radius:var(--radius-full);pointer-events:none;height:2px;position:absolute;top:35px;left:16px;right:16px}.leaderboard-rail-tile{scroll-snap-align:start;z-index:1;border-radius:var(--radius-md);background:color-mix(in srgb, var(--text-primary) 4%, var(--surface-raised));min-width:72px;transition:all var(--dur-fast) var(--ease-standard);color:inherit;text-align:center;border:1.5px solid #0000;flex-direction:column;flex:1 1 0;align-items:center;gap:6px;padding:10px 14px;font-family:inherit;display:flex;position:relative}button.leaderboard-rail-tile:not(:disabled){cursor:pointer}button.leaderboard-rail-tile:not(:disabled):hover{border-color:color-mix(in srgb, var(--rung-color) 55%, transparent);transform:translateY(-1px)}.leaderboard-rail-icon{height:26px;color:var(--rung-color);transition:transform var(--dur-fast) var(--ease-standard);justify-content:center;align-items:center;display:flex}.leaderboard-rail-name{text-transform:uppercase;letter-spacing:.4px;white-space:nowrap;color:var(--rung-color);font-size:10px;font-weight:800}.leaderboard-rail-tile.is-passed{opacity:.85}.leaderboard-rail-tile.is-current{border-color:var(--rung-color);background:color-mix(in srgb, var(--rung-color) 16%, var(--surface-raised));box-shadow:0 0 0 4px color-mix(in srgb, var(--rung-color) 14%, transparent);border-width:2px;flex-grow:1.6}.leaderboard-rail-tile.is-current .leaderboard-rail-icon{transform:scale(1.3)}.leaderboard-rail-tile.is-current .leaderboard-rail-name{letter-spacing:.6px;font-size:12px}.leaderboard-rail-tile.is-selected{border-color:var(--rung-color);box-shadow:0 0 0 3px color-mix(in srgb, var(--rung-color) 22%, transparent)}.leaderboard-rail-tile.is-locked{cursor:not-allowed;background:color-mix(in srgb, var(--text-primary) 6%, var(--surface-raised));border-color:var(--border-subtle);border-style:dashed}.leaderboard-rail-tile.is-locked .leaderboard-rail-icon,.leaderboard-rail-tile.is-locked .leaderboard-rail-name{filter:grayscale();opacity:.45}.leaderboard-rail-tile.is-locked.is-next{border-color:color-mix(in srgb, var(--rung-color) 55%, transparent);background:color-mix(in srgb, var(--rung-color) 7%, var(--surface-raised))}.leaderboard-rail-tile.is-locked.is-next .leaderboard-rail-icon,.leaderboard-rail-tile.is-locked.is-next .leaderboard-rail-name{filter:none;opacity:.8}.leaderboard-rail-next{letter-spacing:.5px;border-radius:var(--radius-full);color:var(--rung-color);background:var(--surface-raised);border:1px solid color-mix(in srgb, var(--rung-color) 55%, transparent);padding:1px 5px;font-size:8px;font-weight:900;position:absolute;top:-7px;right:-4px}.leaderboard-rail-you{color:var(--accent-on-accent);background:var(--rung-color);border-radius:var(--radius-full);letter-spacing:.4px;padding:1px 6px;font-size:9px;font-weight:900;position:absolute;top:-8px;right:-6px}.leaderboard-rail-seal{border-radius:var(--radius-full);background:var(--state-success);width:16px;height:16px;color:var(--surface-base);justify-content:center;align-items:center;display:flex;position:absolute;top:-6px;right:-5px}.leaderboard-lock-chip{border-radius:var(--radius-full);background:var(--surface-raised);border:1px solid var(--border-strong);width:18px;height:18px;color:var(--text-muted);justify-content:center;align-items:center;display:flex;position:absolute;top:-6px;right:-6px}.leaderboard-podium{grid-template-columns:repeat(auto-fit,minmax(0,1fr));align-items:end;gap:clamp(6px,2vw,14px);margin-bottom:16px;display:grid}.leaderboard-podium-slot{text-align:center;flex-direction:column;align-items:center;gap:4px;min-width:0;display:flex}.leaderboard-podium-slot.is-place-1{--plinth-h:clamp(46px, 9vw, 62px)}.leaderboard-podium-slot.is-place-2{--plinth-h:clamp(34px, 7vw, 46px)}.leaderboard-podium-slot.is-place-3{--plinth-h:clamp(28px, 6vw, 38px)}.leaderboard-podium-figure{position:relative}.leaderboard-podium-avatar{border-radius:var(--radius-full);width:clamp(40px,11vw,58px);height:clamp(40px,11vw,58px);color:var(--accent-on-accent);border:2px solid var(--medal);justify-content:center;align-items:center;font-size:clamp(14px,3.4vw,19px);font-weight:800;display:flex}.leaderboard-podium-zone{border-radius:var(--radius-full);border:1.5px solid;justify-content:center;align-items:center;width:20px;height:20px;display:flex;position:absolute;bottom:-2px;right:-4px}.leaderboard-podium-zone.is-promote{color:var(--state-success);background:color-mix(in srgb, var(--state-success) 22%, var(--surface-raised))}.leaderboard-podium-zone.is-demote{color:var(--state-danger);background:color-mix(in srgb, var(--state-danger) 22%, var(--surface-raised))}.leaderboard-podium-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:clamp(11px,2.6vw,14px);font-weight:700;overflow:hidden}.leaderboard-podium-tag{justify-content:center;display:flex}.leaderboard-podium-plinth{width:100%;min-height:var(--plinth-h);border-radius:var(--radius-md) var(--radius-md) 0 0;background:color-mix(in srgb, var(--medal) 14%, var(--surface-raised));border:1px solid color-mix(in srgb, var(--medal) 40%, var(--border-subtle));border-bottom:3px solid var(--medal);flex-direction:column;justify-content:center;align-items:center;gap:2px;margin-top:4px;display:flex}.leaderboard-podium-slot.is-you .leaderboard-podium-plinth{background:color-mix(in srgb, var(--accent-primary) 18%, var(--surface-raised));border-color:var(--accent-primary)}.leaderboard-podium-place{color:var(--medal);font-size:clamp(16px,4vw,24px);font-weight:900;line-height:1}.leaderboard-podium-score{color:var(--text-secondary);font-variant-numeric:tabular-nums;align-items:center;gap:3px;font-size:clamp(10px,2.4vw,12px);font-weight:800;display:inline-flex}.leaderboard-podium-unit{font-size:.85em}.leaderboard-reset-pill{color:var(--state-warning);background:var(--state-warning-soft);border-radius:var(--radius-full);white-space:nowrap;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:800;display:inline-flex}.leaderboard-reset-pill-neutral{color:var(--text-secondary);background:var(--surface-overlay)}.leaderboard-name-line{align-items:center;gap:6px;min-width:0;display:flex}.leaderboard-name-line .leaderboard-username{min-width:0}.leaderboard-you-tag{color:var(--accent-hover);flex-shrink:0;font-size:11px;font-weight:700}.leaderboard-pacer-tag{color:var(--text-muted);cursor:help;flex-shrink:0;align-items:center;display:inline-flex}.leaderboard-move-banner{align-items:center;gap:12px;margin-bottom:16px;padding:16px;display:flex}.leaderboard-move-up{background:var(--state-success-soft);border:1.5px solid var(--state-success);color:var(--state-success)}.leaderboard-move-down{background:var(--state-danger-soft);border:1.5px solid var(--state-danger);color:var(--state-danger)}.leaderboard-move-held{color:var(--text-secondary)}.leaderboard-tabs{border-bottom:1px solid var(--border-subtle);gap:12px;margin-bottom:24px;padding-bottom:12px;display:flex;overflow-x:auto}.leaderboard-tab{color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:all var(--dur-fast) var(--ease-standard);background:0 0;border:none;border-bottom:3px solid #0000;padding-bottom:4px;font-family:inherit;font-size:16px;font-weight:800}.leaderboard-tab.is-active{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}.leaderboard-explainer{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);margin-top:20px}.leaderboard-explainer-title{cursor:pointer;text-transform:uppercase;color:var(--text-muted);letter-spacing:.5px;align-items:center;gap:8px;padding:14px 18px;font-size:11px;font-weight:900;list-style:none;display:flex}.leaderboard-explainer-title::-webkit-details-marker{display:none}.leaderboard-explainer-title:hover{color:var(--text-secondary)}.leaderboard-explainer-title:focus-visible{outline:2px solid var(--border-focus);outline-offset:-2px;border-radius:var(--radius-lg)}.leaderboard-explainer-chevron{transition:transform var(--dur-fast) var(--ease-standard);flex-shrink:0;margin-left:auto}.leaderboard-explainer[open] .leaderboard-explainer-chevron{transform:rotate(180deg)}.leaderboard-explainer-list{color:var(--text-secondary);flex-direction:column;gap:10px;margin:0;padding:0 18px 18px;font-size:13px;line-height:1.5;list-style:none;display:flex}.leaderboard-quick-links{flex-direction:column;gap:10px;display:flex}.leaderboard-quick-link{border-radius:var(--radius-lg);background:var(--surface-raised);border:1px solid var(--border-subtle);color:var(--text-primary);transition:all var(--dur-fast) var(--ease-standard);align-items:center;gap:12px;padding:14px 16px;text-decoration:none;display:flex}.leaderboard-quick-link:hover{border-color:var(--accent-primary);background:color-mix(in srgb, var(--accent-primary) 8%, var(--surface-raised))}.leaderboard-quick-link-icon{border-radius:var(--radius-md);background:var(--accent-soft);width:34px;height:34px;color:var(--accent-hover);flex-shrink:0;justify-content:center;align-items:center;display:flex}.leaderboard-quick-link-text{flex-direction:column;min-width:0;display:flex}.leaderboard-quick-link-label{font-size:14px;font-weight:800}.leaderboard-quick-link-hint{color:var(--text-muted);font-size:11px}.leaderboard-quick-link-chevron{color:var(--text-muted);flex-shrink:0;margin-left:auto}.leaderboard-empty{text-align:center;flex-direction:column;align-items:center;padding:48px 40px;display:flex}.leaderboard-empty-icon{color:var(--text-muted);margin-bottom:12px}.leaderboard-error{background:var(--state-danger-soft);border:1px solid var(--state-danger);color:var(--state-danger);border-radius:var(--radius-md);margin-bottom:16px;padding:12px 16px;font-size:13px;font-weight:600}.leaderboard-self-footer{border-radius:var(--radius-md);background:var(--surface-overlay);border:1px dashed var(--border-subtle);color:var(--text-secondary);justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding:12px 20px;font-size:13px;display:flex}.card-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.library-card{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);transition:all var(--dur-base) var(--ease-standard);cursor:pointer;padding:20px}.library-card:hover{box-shadow:var(--shadow-glow-purple);border-color:#9945ff66;transform:translateY(-2px)}.library-card-type{text-transform:uppercase;letter-spacing:.1em;color:var(--accent-hover);margin-bottom:8px;font-size:11px;font-weight:700}.library-card-question{color:var(--text-primary);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin-bottom:12px;font-size:15px;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.library-card-source{color:var(--text-muted);align-items:center;gap:6px;font-size:12px;display:flex}.badge-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;display:grid}.badge-item{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);text-align:center;transition:all var(--dur-base) var(--ease-standard);flex-direction:column;align-items:center;gap:8px;padding:20px 12px;display:flex}.badge-item.earned{border-color:var(--rank-gold);background:color-mix(in srgb, var(--rank-gold) 16%, var(--surface-raised))}.badge-item.locked{opacity:.4;filter:grayscale()}.badge-emoji{font-size:32px}.badge-name{color:var(--text-primary);font-size:13px;font-weight:700}.badge-desc{color:var(--text-muted);font-size:11px;line-height:1.4}.auth-page{justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.auth-bg{background:var(--surface-base);z-index:0;position:fixed;inset:0}.auth-card{z-index:1;background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);width:100%;max-width:440px;box-shadow:var(--shadow-elevated);padding:48px 40px;position:relative}.auth-logo{text-align:center;margin-bottom:32px}.auth-logo-icon{justify-content:center;margin-bottom:12px;display:flex}.auth-logo 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8px;font-size:10px;font-weight:800;display:inline-flex}.arena-stake-win{color:var(--state-success);background:#34d39929}.arena-stake-loss{color:var(--state-danger);background:#f8717129}.arena-stake-safe{color:#38bdf8;background:#38bdf829}.arena-stake-risk{color:var(--state-warning);background:#f59e0b29}.arena-stage-slot{pointer-events:none}.arena-progress{flex-direction:column;justify-content:center;align-items:center;gap:6px;display:flex}.arena-progress-row{align-items:center;gap:7px;display:flex}.arena-progress-label{color:var(--text-secondary);font-size:12px;font-weight:700}.arena-progress-fill-wrap{flex-direction:column;align-items:center;gap:5px;display:flex}.arena-progress-track{background:var(--border-subtle);border-radius:9999px;width:100%;max-width:320px;height:6px;overflow:hidden}.arena-progress-fill{background:rgb(var(--arena-ambient));border-radius:9999px;height:100%;transition:width .4s cubic-bezier(.34,1.56,.64,1)}.arena-deck{pointer-events:auto;flex-direction:column;justify-content:flex-end;align-items:center;gap:10px;display:flex}.arena-return-pill{background:var(--surface-overlay);border:1.5px solid var(--border-strong);color:var(--text-primary);cursor:pointer;border-radius:9999px;align-items:center;gap:6px;padding:6px 14px;font-family:inherit;font-size:11px;font-weight:700;display:inline-flex}.arena-battle-btn{color:#000;letter-spacing:1.5px;text-transform:uppercase;cursor:pointer;text-shadow:0 1px #ffffffb3;background:#eab308;border:3px solid #fef08a;border-radius:18px;justify-content:center;align-items:center;gap:10px;width:min(320px,78vw);height:clamp(48px,8.2vh,58px);font-family:inherit;font-size:19px;font-weight:900;transition:transform .1s;display:flex;box-shadow:inset 0 2px #fef08a,0 7px #854d0e,0 12px 28px #000000b3}.arena-battle-btn:disabled{cursor:not-allowed;opacity:.75}.arena-deck-secondary{flex-direction:column;align-items:center;gap:6px;display:flex}.arena-friend-btn{border:1.5px solid var(--accent-primary);color:var(--accent-hover);cursor:pointer;background:0 0;border-radius:9999px;align-items:center;gap:5px;padding:5px 13px;font-family:inherit;font-size:12px;font-weight:800;text-decoration:none;display:inline-flex}.arena-rail-layer{z-index:5;pointer-events:none}.arena-rail-layer>.arena-rail{pointer-events:auto;grid-row:3;place-self:stretch start;margin-left:clamp(2px,1vw,6px)}.arena-rail{flex-direction:column;justify-content:center;align-items:center;gap:clamp(10px,2.4vh,20px);height:100%;display:flex;position:relative}.arena-rail-line{z-index:-1;background:var(--border-subtle);border-radius:2px;width:2px;position:absolute;top:8px;bottom:8px;left:50%;overflow:hidden;transform:translate(-50%)}.arena-rail-line-fill{height:var(--rail-fill,0%);background:rgb(var(--arena-ambient));position:absolute;top:0;left:0;right:0}.arena-rail-dot{border:1.5px solid var(--border-strong);background:var(--surface-overlay);width:26px;height:26px;color:var(--text-muted);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:transform .15s,border-color .15s,color .15s;display:flex}.arena-rail-dot.is-mastered{border-color:var(--state-success);color:var(--state-success);background:var(--state-success-soft)}.arena-rail-dot.is-current{border-color:rgb(var(--arena-ambient));color:rgb(var(--arena-ambient));background:var(--surface-raised);animation:2s ease-in-out infinite arenaRailPulse}.arena-rail-dot.is-locked{color:var(--text-muted);opacity:.6}.arena-rail-dot.is-focused{transform:scale(1.18)}.arena-rail-dot:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}@keyframes arenaFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes arenaShadow{0%,to{opacity:.55;transform:translate(-50%)scaleX(1)}50%{opacity:.25;transform:translate(-50%)scaleX(.8)}}@keyframes arenaTextIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes arenaRailPulse{0%,to{box-shadow:0 0 0 0 rgb(var(--arena-ambient) / 0)}50%{box-shadow:0 0 0 5px rgb(var(--arena-ambient) / .25)}}@media (max-height:640px){.arena-progress-label{display:none}.arena-progress-track{max-width:220px}}@media (max-height:560px){.arena-subtitle,.arena-stakes{display:none}.arena-rail-dot{width:20px;height:20px}}@media (max-width:560px){.arena-rail-dot{width:22px;height:22px}.arena-return-pill{text-align:center;padding:5px 12px;font-size:10px}}.battle-ring-spin{border:3px solid var(--border-subtle);border-top-color:var(--accent-primary);border-radius:50%;animation:.9s linear infinite battleSpin;position:absolute;inset:0}.battle-waiting-ring{background:var(--accent-soft);border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 20px;animation:1.6s ease-in-out infinite battlePulse;display:flex}.battle-countdown-screen{background:var(--surface-base);flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex;position:absolute;inset:0}.battle-countdown-number{font-size:96px;font-weight:900;font-family:var(--font-display);color:var(--accent-primary);animation:battleCountIn .5s var(--ease-spring);text-shadow:0 0 40px rgb(var(--purple-500) / .4)}.battle-stage{max-width:720px;margin:0 auto;padding:12px 0 40px;position:relative}.battle-stage:before{content:"";background:radial-gradient(ellipse at 50% 0%, rgb(var(--arena-ambient) / .16), transparent 68%);pointer-events:none;z-index:0;height:320px;position:absolute;inset:-20% -30% auto}.battle-stage>*{z-index:1;position:relative}.battle-topbar{justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px;display:flex}.battle-arena-tag{font-size:var(--text-micro-size);line-height:var(--text-micro-leading);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:rgb(var(--arena-ambient));align-items:center;gap:6px;font-weight:800;display:inline-flex}.battle-hud{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;margin-bottom:14px;padding:14px 16px 16px;display:grid}.battle-rail{text-align:left;flex-direction:column;align-items:flex-start;gap:5px;min-width:0;display:flex}.battle-rail.is-them{text-align:right;align-items:flex-end}.battle-rail-who{align-items:center;gap:8px;min-width:0;max-width:100%;display:flex}.battle-rail.is-them .battle-rail-who{flex-direction:row-reverse}.battle-rail-label{font-size:var(--text-micro-size);line-height:var(--text-micro-leading);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-weight:800;overflow:hidden}.battle-rail.is-you .battle-rail-label{color:var(--battle-you)}.battle-rail-score{font-family:var(--font-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:var(--text-primary);transition:color var(--dur-base) var(--ease-standard);font-size:30px;font-weight:900;line-height:1}.battle-rail.is-you .battle-rail-score{color:var(--battle-you)}.battle-rail.is-them .battle-rail-score{color:var(--battle-them)}.battle-rail-state{color:var(--text-muted);align-items:center;gap:4px;min-height:16px;font-size:12px;font-weight:700;display:flex}.battle-pips{flex-wrap:wrap;gap:4px;display:flex}.battle-rail.is-them .battle-pips{justify-content:flex-end}.battle-pip{border-radius:var(--radius-full);background:var(--border-subtle);width:14px;height:5px;transition:background-color var(--dur-base) var(--ease-standard)}.battle-pip.is-hit{background:var(--state-success)}.battle-pip.is-miss{background:var(--state-danger)}.battle-pip.is-current{background:var(--battle-stake)}.battle-stake{border-radius:var(--radius-md);background:var(--surface-sunken);border:1px solid var(--border-subtle);flex-direction:column;justify-content:center;align-items:center;gap:2px;min-width:122px;min-height:82px;padding:10px 18px 16px;display:flex;position:relative;overflow:hidden}.battle-stake.is-static:after{display:none}.battle-stake:after{content:"";background:rgb(var(--arena-ambient) / .22);height:4px;position:absolute;bottom:0;left:0;right:0}.battle-stake-level{z-index:1;background:var(--battle-stake);pointer-events:none;height:4px;position:absolute;bottom:0;left:0}.battle-stake.is-urgent .battle-stake-level{background:var(--state-danger)}.battle-stake.is-locked .battle-stake-level{background:var(--battle-you)}.battle-stake.is-won .battle-stake-level{background:var(--state-success)}.battle-stake.is-lost .battle-stake-level{background:var(--state-danger)}.battle-stake-value{font-family:var(--font-display);letter-spacing:-.03em;font-variant-numeric:tabular-nums;color:var(--battle-stake);transition:color var(--dur-base) var(--ease-standard);font-size:40px;font-weight:900;line-height:1;position:relative}.battle-stake-label{font-size:var(--text-micro-size);line-height:var(--text-micro-leading);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:var(--text-muted);font-weight:800;position:relative}.battle-stake.is-urgent .battle-stake-value{color:var(--state-danger);animation:.7s ease-in-out infinite battleStakeUrgent}.battle-stake.is-locked{border-color:var(--battle-you);box-shadow:inset 0 -3px 0 var(--battle-you)}.battle-stake.is-locked .battle-stake-value{color:var(--battle-you);animation:none}.battle-stake.is-won .battle-stake-value{color:var(--state-success)}.battle-stake.is-lost .battle-stake-value{color:var(--state-danger)}.battle-prep-screen{text-align:center;flex-direction:column;justify-content:space-between;align-items:center;width:100%;min-height:100svh;padding:clamp(20px,5vh,56px) 16px clamp(24px,6vh,64px);display:flex;position:relative;overflow:hidden}.battle-prep-screen:before{content:"";background:radial-gradient(ellipse at 50% 0%, rgb(var(--arena-ambient) / .2), transparent 70%);pointer-events:none;z-index:0;height:70vh;position:absolute;inset:-30% -20% auto}.battle-prep-screen>*{z-index:1;position:relative}[data-chrome=immersive-locked] .battle-prep-screen{flex:1;min-height:0}.battle-result-screen{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:clamp(12px,2.2vh,24px);width:100%;min-height:100%;padding:clamp(12px,3vh,28px) 0;display:flex;position:relative;overflow-x:clip}.battle-result-screen:before{content:"";background:radial-gradient(ellipse at 50% 0%, rgb(var(--arena-ambient) / .18), transparent 70%);pointer-events:none;z-index:0;height:60%;position:absolute;inset:-10% 0 auto}.battle-result-screen>*{z-index:1;width:min(560px,100%);position:relative}.battle-result-title{font-family:var(--font-display);letter-spacing:-.03em;margin-top:6px;font-size:clamp(38px,8vw,72px);font-weight:900;line-height:1.02}.battle-result-screen .battle-hud{width:min(640px,100%);margin-bottom:0;padding:clamp(16px,2.5vh,26px) clamp(14px,3vw,26px)}.battle-result-screen .battle-rail .mindvaulter{width:clamp(56px,8vw,88px)!important;height:clamp(56px,8vw,88px)!important}.battle-result-screen .battle-rail-score{font-size:clamp(28px,5vw,44px)}.battle-result-screen .battle-recap,.battle-result-screen .battle-trophy-delta{margin-bottom:0}.battle-result-cta{width:min(420px,100%)}.battle-prep-heading{font-family:var(--font-display);letter-spacing:-.02em;font-size:clamp(28px,6vw,44px);font-weight:900}.battle-prep-footer{width:min(560px,100%)}.battle-prep-status{color:var(--text-secondary);min-height:21px;font-size:14px}.battle-versus{grid-template-columns:1fr auto 1fr;align-items:center;gap:clamp(8px,4vw,48px);width:min(880px,100%);display:grid}.battle-fighter{flex-direction:column;align-items:center;gap:clamp(10px,2vh,20px);min-width:0;display:flex}.battle-fighter .mindvaulter{width:clamp(88px,22vw,168px)!important;height:clamp(88px,22vw,168px)!important}.battle-fighter-name{font-family:var(--font-display);letter-spacing:-.01em;text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-size:clamp(16px,3.2vw,26px);font-weight:900;overflow:hidden}.battle-fighter-meta{color:var(--text-muted);font-variant-numeric:tabular-nums;align-items:center;gap:5px;font-size:clamp(12px,1.6vw,14px);font-weight:700;display:inline-flex}.battle-versus-vs{font-family:var(--font-display);letter-spacing:.02em;color:var(--battle-stake);font-size:clamp(22px,5vw,44px);font-weight:900}.battle-prep-bar{background:var(--border-subtle);border-radius:var(--radius-full);height:6px;margin:22px 0 16px;overflow:hidden}.battle-prep-sweep{border-radius:var(--radius-full);background:rgb(var(--arena-ambient));width:34%;height:100%;animation:1.5s ease-in-out infinite battlePrepSweep}@keyframes battlePrepSweep{0%{transform:translate(-110%)}to{transform:translate(400%)}}@media (prefers-reduced-motion:reduce){.battle-prep-sweep{opacity:.5;width:100%;animation:none}}.battle-vault-tag{align-items:center;gap:8px;min-width:0;margin-bottom:12px;display:flex}.battle-vault-tag-text{font-size:var(--text-micro-size);line-height:var(--text-micro-leading);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;min-width:0;font-weight:800;overflow:hidden}.battle-vault-tag.is-yours .mindvaulter{box-shadow:0 0 0 2px var(--battle-you)}.battle-question{font-family:var(--font-display);letter-spacing:-.02em;color:var(--text-primary);margin-bottom:18px;font-size:24px;font-weight:800;line-height:1.25}.battle-options{grid-template-columns:1fr;gap:8px;display:grid}@media (min-width:620px){.battle-options{grid-template-columns:1fr 1fr}}.battle-verdict{text-align:center;font-family:var(--font-display);letter-spacing:-.02em;animation:battlePointsPop .4s var(--ease-spring);margin-top:16px;font-size:20px;font-weight:900}.battle-verdict.is-correct{color:var(--state-success)}.battle-verdict.is-wrong{color:var(--state-danger)}.battle-verdict small{font-family:var(--font-sans);color:var(--text-muted);letter-spacing:0;margin-top:4px;font-size:12.5px;font-weight:700;display:block}.battle-recap{background:var(--surface-sunken);border:1px solid var(--border-subtle);border-radius:var(--radius-md);flex-direction:column;gap:8px;margin-bottom:20px;padding:14px 16px;display:flex}.battle-recap-row{grid-template-columns:64px 1fr;align-items:center;gap:10px;display:grid}.battle-recap-label{font-size:var(--text-micro-size);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:var(--text-muted);text-align:left;font-weight:800}.battle-recap-row.is-you .battle-recap-label{color:var(--battle-you)}.battle-recap .battle-pips{gap:5px}.battle-recap .battle-pip{flex:1;min-width:0;height:8px}.battle-trophy-delta{border-radius:var(--radius-md);font-family:var(--font-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums;justify-content:center;align-items:center;gap:8px;margin-bottom:18px;padding:14px;font-size:22px;font-weight:900;display:flex}.battle-trophy-delta.is-gain{background:var(--state-success-soft);color:var(--state-success)}.battle-trophy-delta.is-loss{background:var(--state-danger-soft);color:var(--state-danger)}.battle-trophy-delta small{font-family:var(--font-sans);color:var(--text-secondary);letter-spacing:0;font-size:12.5px;font-weight:700}.battle-dev-badge{z-index:20;border-radius:var(--radius-full);background:var(--state-warning-soft);border:1px solid var(--state-warning);color:var(--state-warning);font-size:var(--text-micro-size);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;align-items:center;gap:6px;padding:5px 10px;font-weight:800;display:inline-flex;position:absolute;top:16px;left:16px}@media (max-width:520px){.battle-stage{padding-inline:4px}.battle-hud{gap:8px;padding:12px 12px 14px}.battle-rail-score{font-size:22px}.battle-stake{min-width:92px;min-height:68px;padding:8px 12px 14px}.battle-stake-value{font-size:30px}.battle-pip{width:9px;height:4px}.battle-pips{gap:3px}.battle-rail-state{font-size:11px}.battle-question{font-size:20px}}@keyframes battleStakeUrgent{0%,to{opacity:1}50%{opacity:.55}}@media (prefers-reduced-motion:reduce){.battle-stake.is-urgent .battle-stake-value,.battle-verdict{animation:none}}@keyframes battleSpin{to{transform:rotate(360deg)}}@keyframes battlePulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.75;transform:scale(1.08)}}@keyframes battleCountIn{0%{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}@keyframes battlePointsPop{0%{opacity:0;transform:translateY(6px)scale(.9)}to{opacity:1;transform:translateY(0)scale(1)}}.mindvaulter{border-radius:var(--radius-full);background:var(--surface-overlay);border:1px solid var(--border-subtle);transition:box-shadow var(--dur-base) var(--ease-standard);flex:none;display:inline-block;position:relative}.mindvaulter-backdrop,.mindvaulter-aura,.mindvaulter-frame{pointer-events:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block;position:absolute;inset:0}.mindvaulter-backdrop{border-radius:var(--radius-full);overflow:hidden}.mindvaulter-face{-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block;position:absolute;inset:0}.mindvaulter-accessory{pointer-events:none;-webkit-user-select:none;user-select:none;display:block;position:absolute}.mv-sets{flex-direction:column;gap:10px;display:flex}.mv-set-row{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);align-items:center;gap:14px;padding:14px 16px;display:flex}.mv-set-reward{border-radius:var(--radius-full);background:var(--surface-sunken);filter:grayscale(.9);opacity:.45;flex:none;place-items:center;width:52px;height:52px;display:grid}.mv-set-reward[data-complete=true]{filter:none;opacity:1}.mv-set-head{justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:5px;display:flex}.mv-set-name{color:var(--text-primary);font-weight:700}.mv-set-count{font-variant-numeric:tabular-nums;color:var(--text-muted);font-size:13px;font-weight:800}.mv-set-count[data-complete=true]{color:var(--state-success)}.mv-set-bar{border-radius:var(--radius-full);background:var(--surface-sunken);height:6px;overflow:hidden}.mv-set-bar-fill{border-radius:var(--radius-full);background:var(--accent-primary);height:100%;transition:width var(--dur-base) var(--ease-standard)}.mv-set-bar-fill[data-complete=true]{background:var(--state-success)}.mv-set-sub{color:var(--text-muted);margin-top:5px;font-size:12px}.sparks-chip{font-variant-numeric:tabular-nums;color:var(--sparks);background:var(--sparks-soft);border-radius:var(--radius-full);white-space:nowrap;align-items:center;gap:5px;padding:4px 10px;font-size:13px;font-weight:800;display:inline-flex}.sparks-chip.is-lg{font-size:18px;font-family:var(--font-display);padding:7px 16px;font-weight:900}.mv-hero{text-align:center;flex-direction:column;align-items:center;gap:12px;padding:28px 20px 24px;display:flex}.mv-hero-name{font-family:var(--font-display);letter-spacing:-.02em;font-size:26px;font-weight:900}.mv-hero-sub{color:var(--text-secondary);font-size:13.5px}.mv-tabs{background:var(--surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-full);gap:4px;width:fit-content;max-width:100%;margin:0 auto 22px;padding:4px;display:flex;overflow-x:auto}.mv-tab{cursor:pointer;color:var(--text-secondary);border-radius:var(--radius-full);white-space:nowrap;transition:background var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);background:0 0;border:none;align-items:center;gap:7px;padding:8px 18px;font-size:13.5px;font-weight:700;display:inline-flex}.mv-tab:hover{color:var(--text-primary)}.mv-tab.is-active{background:var(--accent-soft);color:var(--accent-primary);font-weight:800}.mv-grid{grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:12px;display:grid}.mv-section-title{font-size:var(--text-micro-size);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:var(--text-muted);margin:22px 0 10px;font-weight:800}.mv-section-title:first-child{margin-top:0}.mv-card{background:var(--surface-raised);border:1px solid var(--border-subtle);border-top:3px solid 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var(--accent-primary) 5.5%, transparent) 50%, color-mix(in srgb, var(--accent-primary) 1.8%, transparent) 75%, transparent 100%), var(--surface-base);padding:0}.lp-shot-web{width:100%;height:auto;display:block}.lp-shot-web-title{fill:var(--text-primary);font-size:13px;font-weight:800}.lp-shot-web-source{fill:var(--text-muted);font-size:11px;font-weight:700}.lp-shot-legend{justify-content:center;gap:var(--space-5);padding:0 var(--space-5) var(--space-5);flex-wrap:wrap;display:flex}.lp-shot-legend-item{font-size:var(--text-micro-size);color:var(--text-muted);align-items:center;gap:6px;font-weight:700;display:inline-flex}.lp-shot-dot{border-radius:var(--radius-full);flex-shrink:0;width:6px;height:6px}.lp-quiz-shot{width:100%;max-width:680px;margin:var(--space-10) auto 0;text-align:left}.lp-quiz-shot .quiz-card-container{min-height:0;max-height:none;overflow:visible}.lp-quiz-shot .quiz-option{cursor:default}.lp-quiz-shot .quiz-option:hover{background:var(--surface-raised);border-color:var(--border-strong);transform:none}.lp-quiz-shot .quiz-option.selected:hover{background:var(--accent-soft);border-color:var(--accent-primary)}.lp-sources{width:100%;max-width:620px;margin-top:64px}.lp-sources-label{font-size:var(--text-micro-size);line-height:var(--text-micro-leading);letter-spacing:var(--text-micro-tracking);text-transform:uppercase;color:var(--text-muted);margin-bottom:var(--space-4);font-weight:700}.lp-logo-tile{border-radius:var(--radius-lg);border:2px solid var(--border-subtle);background:var(--surface-sunken);color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:18px 12px;display:flex}.lp-section-alt .lp-logo-tile{background:var(--surface-base)}.lp-steps{gap:var(--space-6);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.lp-step{padding:var(--space-6);border-radius:var(--radius-xl);border:2px solid 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.btn{text-decoration:none}.lp-final{text-align:center;flex-direction:column;align-items:center;max-width:620px;display:flex}.lp-final-title{font-family:var(--font-display), var(--font-sans);font-size:var(--text-display-l-size);line-height:var(--text-display-l-leading);letter-spacing:var(--text-display-l-tracking);color:var(--text-primary);font-weight:900}.lp-final .btn{margin-top:var(--space-8);text-decoration:none}.lp-footer{padding:var(--space-8) 0;border-top:1px solid var(--border-subtle)}.lp-footer-inner{justify-content:space-between;align-items:center;gap:var(--space-5);flex-wrap:wrap;display:flex}.lp-footer-links{gap:var(--space-6);flex-wrap:wrap;display:flex}.lp-footer-links a{font-size:var(--text-caption-size);color:var(--text-secondary);transition:color var(--dur-fast) var(--ease-standard);font-weight:700;text-decoration:none}.lp-footer-links a:hover{color:var(--text-primary)}.lp-footer-legal{font-size:var(--text-caption-size);color:var(--text-muted)}@media (max-width:1024px){.lp-hero-title{font-size:44px}.lp-battle{gap:var(--space-9);grid-template-columns:minmax(0,1fr)}.lp-battle-art{order:-1}}@media (max-width:768px){.lp-section,.lp-hero{padding:64px 0}.lp-steps,.lp-feature-grid{grid-template-columns:minmax(0,1fr)}}@media (max-width:640px){.lp-shot-frame{animation:none;transform:none}.lp-shot-web-label{display:none}.lp-shot-legend{gap:var(--space-3)}.lp-container{padding:0 var(--space-4)}.lp-hero-title{font-size:34px}.lp-section-title,.lp-final-title{font-size:26px}.lp-hero-cta{flex-direction:column;width:100%}.lp-hero-cta .btn{width:100%}.lp-footer-inner{flex-direction:column;align-items:flex-start}}.legal-page{background:var(--surface-base);min-height:100dvh;color:var(--text-primary);flex-direction:column;display:flex}.legal-header{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;gap:1.5rem;padding:1.25rem clamp(1.25rem,5vw,3rem);display:flex}.legal-header .lp-brand{color:inherit;text-decoration:none}.legal-nav{gap:1.5rem;font-size:.9rem;display:flex}.legal-nav a{color:var(--text-secondary);text-decoration:none}.legal-nav a:hover{color:var(--text-primary)}.legal-body{flex:1;padding:clamp(2rem,6vw,4.5rem) clamp(1.25rem,5vw,3rem)}.legal-prose{max-width:68ch;margin:0 auto;line-height:1.7}.legal-prose h1{font-family:var(--font-display), system-ui, sans-serif;letter-spacing:-.02em;margin:0 0 .5rem;font-size:clamp(2rem,5vw,2.75rem);font-weight:800}.legal-prose h2{font-family:var(--font-display), system-ui, sans-serif;letter-spacing:-.01em;margin:2.75rem 0 .75rem;font-size:1.35rem;font-weight:700}.legal-prose h3{color:var(--text-primary);margin:1.75rem 0 .5rem;font-size:1.05rem;font-weight:600}.legal-prose p,.legal-prose li{color:var(--text-secondary);margin:0 0 1rem}.legal-meta{color:var(--text-muted);font-size:.875rem;margin-bottom:2.5rem!important}.legal-list{margin:0 0 1rem;padding-left:1.25rem}.legal-list li{margin-bottom:.6rem}.legal-prose strong{color:var(--text-primary);font-weight:600}.legal-prose a{color:var(--accent-primary);text-underline-offset:2px;text-decoration:underline}.legal-footer{border-top:1px solid var(--border-subtle);color:var(--text-muted);padding:2rem clamp(1.25rem,5vw,3rem);font-size:.85rem}
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