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p{font-size:13px}}@media (prefers-reduced-motion:reduce){.steps button[aria-current=step]:before{background:#22b77b;animation:none}*{transition:none!important}}.duel-panel{max-width:980px;margin:0 auto}.duel-start{border-radius:18px;width:min(100%,360px);min-height:72px;margin:28px auto 0;padding:18px 28px;font-size:20px;font-weight:700;display:block}.duel-start-notice{margin:28px 0 0}.section-heading,.duel-score{justify-content:space-between;align-items:center;gap:16px;display:flex}.duel-score{background:#eaf8f0;border-radius:18px;padding:16px}.duel-score small{color:#5b7065;display:block}.song-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:20px 0;display:grid}.song-card{overflow-wrap:anywhere;text-align:left;color:#223b30;touch-action:manipulation;background:#fff;border:1px solid #dce9e2;border-radius:14px;min-height:64px;padding:12px;font-size:14px;line-height:1.4}.song-card[aria-pressed=true]{background:#dcf8e9;border-color:#148f5b;box-shadow:inset 0 0 0 1px #148f5b}.hand{margin-top:24px}.duel-result{background:#ecf8f0;border-radius:18px;margin:20px 0;padding:24px}@media (width<=540px){.song-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.song-card{min-height:68px}.section-heading{align-items:flex-start}.duel-score{font-size:14px}.app-shell:has(.hand) .room-heading{display:none}.app-shell:has(.hand) footer{display:none}.app-shell:has(.hand) .topbar{padding-top:10px;padding-bottom:10px}.hand{margin-top:12px}.hand h3{margin:6px 0}.hand .song-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin:8px 0}.hand .song-card{min-height:62px;padding:7px 5px;font-size:12px}.duel-panel:has(.hand){padding:14px}.app-shell:has(.hand) .steps{border:0;margin:0 0 12px;padding:0}.app-shell:has(.hand) .steps button{padding:10px 6px}.duel-panel:has(.hand) h2{margin:6px 0;font-size:20px}.duel-panel:has(.hand) .eyebrow{display:none}.duel-panel:has(.hand) p{margin:8px 0}.duel-panel:has(.hand) .duel-score{padding:10px}.hand .song-card{min-height:52px}}.multiplayer-panel .duel-score{grid-template-columns:repeat(auto-fit,minmax(85px,1fr));display:grid}.multiplayer-panel .duel-score>span{overflow-wrap:anywhere;min-width:0}@media (width<=540px){.app-shell:has(.multiplayer-active) .room-heading{display:none}.app-shell:has(.multiplayer-active) footer{display:none}.app-shell:has(.multiplayer-active) .steps{border:0;margin:0 0 12px;padding:0}.app-shell:has(.multiplayer-active) .steps button{padding:10px 6px}.multiplayer-active{padding:14px}.multiplayer-active .song-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.multiplayer-active .song-card{padding:8px;font-size:13px}}.bracket{grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:16px;display:grid}.bracket-match{border:1px solid var(--line,#dde6e1);overflow-wrap:anywhere;border-radius:16px;margin-bottom:12px;padding:14px}.tournament-controls{flex-wrap:wrap;gap:8px;display:flex}.tournament-controls .message{flex-basis:100%}