.knockback-modal{position:fixed;top:0;left:0;width:100%;height:100%;z-index:10000;display:flex;align-items:center;justify-content:center;font-family:DM Sans,Arial,sans-serif}.knockback-modal__backdrop{position:absolute;top:0;left:0;width:100%;height:100%;background:#000000d9}.knockback-modal__layout{position:relative;display:flex;gap:16px;max-width:95vw;max-height:90vh;z-index:1}.knockback-modal__content{background:linear-gradient(135deg,#2d1b4e,#1a1a2e);border:3px solid #6b4aa3;border-radius:20px;padding:20px;width:700px;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 0 40px #6b4aa366,0 10px 40px #00000080;overflow:hidden}.knockback-modal__header{display:flex;align-items:center;justify-content:space-between;padding-bottom:15px;border-bottom:2px solid rgba(107,74,163,.4);margin-bottom:15px}.knockback-modal__header h3{font-family:Bungee,Impact,sans-serif;font-size:24px;color:gold;text-shadow:0 2px 4px rgba(0,0,0,.5);margin:0;display:flex;align-items:center;gap:10px}.knockback-modal__teacher-btn{background:linear-gradient(135deg,#6b4aa3,#4a2c7a);border:2px solid #ffd700;border-radius:8px;color:gold;padding:6px 12px;font-family:Space Grotesk,sans-serif;font-size:12px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}.knockback-modal__teacher-btn:hover{background:linear-gradient(135deg,#7b5ab3,#5a3c8a);transform:translateY(-1px)}.knockback-modal__teacher-btn.hidden{display:none}.knockback-modal__close{background:transparent;border:none;color:#c9a0dc;cursor:pointer;padding:8px;border-radius:8px;transition:all .2s}.knockback-modal__close:hover{background:#ff6b6b33;color:#ff6b6b}.knockback-modal__body{flex:1;overflow-y:auto;padding-right:8px}.knockback-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center}.knockback-placeholder__icon{margin-bottom:16px;opacity:.8}.knockback-placeholder__title{font-family:Bungee,Impact,sans-serif;font-size:24px;color:gold;margin:0 0 8px}.knockback-placeholder__text{color:#c9a0dc;font-size:14px;margin:0}.knockback-leaderboard-panel{background:linear-gradient(135deg,#2d1b4e,#1a1a2e);border:3px solid #6b4aa3;border-radius:20px;padding:16px;width:280px;max-height:85vh;overflow-y:auto;box-shadow:0 0 40px #6b4aa366}.knockback-leaderboard__title{font-family:Bungee,Impact,sans-serif;font-size:18px;color:gold;margin:0 0 12px;display:flex;align-items:center;gap:8px}.knockback-leaderboard__list{display:flex;flex-direction:column;gap:8px}.knockback-leaderboard__empty{color:#c9a0dc;font-size:14px;text-align:center;padding:20px}.knockback-player-row{display:flex;align-items:center;gap:8px;padding:10px 12px;background:#6b4aa333;border-radius:10px;border:1px solid rgba(107,74,163,.4)}.knockback-player-row--me{background:#ffd70026;border-color:#ffd70080}.knockback-player-row--dead{opacity:.5}.knockback-player-rank{font-weight:700;color:gold;min-width:30px}.knockback-player-name{flex:1;color:#fff;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.knockback-player-lives{display:flex;gap:2px}.knockback-life-icon{font-size:12px}.knockback-player-score{color:#c9a0dc;font-size:12px;min-width:50px;text-align:right}.knockback-lobby{display:flex;flex-direction:column;gap:16px;padding:24px 20px;max-width:560px;margin:0 auto;width:100%}.knockback-lobby-title{font-family:Bungee,Impact,sans-serif;font-size:24px;color:gold;text-align:center;margin:0}.knockback-lobby-subtitle{color:#c9a0dc;text-align:center;font-size:14px;margin:-4px 0 0}.knockback-ready-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:16px 24px;font-family:Bungee,Impact,sans-serif;font-size:22px;background:linear-gradient(135deg,gold,#f90);color:#1a1a2e;border:none;border-radius:14px;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #ffd7004d}.knockback-ready-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #ffd70080}.knockback-ready-btn:disabled{opacity:.35;cursor:not-allowed;transform:none;box-shadow:none}.knockback-lobby-hint{color:#c9a0dc;text-align:center;font-size:13px;opacity:.7;margin:0}.knockback-lobby-players{display:flex;flex-direction:column;gap:6px}.knockback-lobby-actions{display:flex;align-items:center;justify-content:center;gap:12px}.knockback-btn-customize{background:#6b4aa34d;border-color:#6b4aa380;color:#c9a0dc}.knockback-btn-customize:hover{background:#6b4aa380;border-color:#6b4aa3;color:#fff}.knockback-lobby__header h4{font-family:Bungee,Impact,sans-serif;font-size:20px;color:gold;margin:0 0 8px;display:flex;align-items:center;gap:10px}.knockback-lobby__desc{color:#c9a0dc;font-size:14px;margin:0;line-height:1.5}.knockback-lobby__status{padding:12px 16px;border-radius:10px;text-align:center;font-weight:700}.knockback-status--ready{background:#4ade8033;color:#4ade80}.knockback-status--waiting{background:#ffd70033;color:gold}.knockback-set-selection h5,.knockback-players-list h5{font-family:Space Grotesk,sans-serif;font-size:16px;color:#c9a0dc;margin:0 0 12px}.knockback-set-selector{background:#0000004d;border-radius:10px;padding:12px;overflow-y:auto}.knockback-lobby-player{display:flex;justify-content:space-between;padding:10px 12px;background:#6b4aa333;border-radius:8px;margin-bottom:8px;color:#fff}.knockback-lobby-player--ready{background:#4ade8033;border:1px solid rgba(74,222,128,.4)}.knockback-game{display:flex;flex-direction:column;gap:12px}.knockback-game__info{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;background:#0000004d;border-radius:10px}.knockback-timer{font-family:Space Grotesk,sans-serif;font-size:18px;color:gold;font-weight:700}.knockback-my-stats{display:flex;gap:16px;font-size:16px}.knockback-my-lives{color:#ff6b6b}.knockback-my-ammo{color:gold}.knockback-my-score{color:#4ade80}.knockback-arena-container{display:flex;justify-content:center;background:#0006;border-radius:12px;padding:8px;border:2px solid rgba(107,74,163,.4)}#knockback-arena{border-radius:8px;max-width:100%;height:auto;cursor:crosshair}.knockback-flashcard-panel{background:#0000004d;border-radius:12px;padding:16px;min-height:120px}.knockback-flashcard-waiting{text-align:center;color:#c9a0dc;padding:20px}.knockback-flashcard{display:flex;flex-direction:column;gap:12px}.knockback-flashcard__term{font-family:Space Grotesk,sans-serif;font-size:18px;color:#fff;text-align:center;padding:12px;background:#6b4aa34d;border-radius:8px}.knockback-flashcard__choices{display:grid;grid-template-columns:1fr 1fr;gap:10px}.knockback-flashcard__choice{background:linear-gradient(135deg,#6b4aa3,#4a2c7a);border:2px solid transparent;border-radius:10px;color:#fff;padding:12px 16px;font-family:DM Sans,sans-serif;font-size:14px;cursor:pointer;transition:all .2s;text-align:left}.knockback-flashcard__choice:hover:not(:disabled){border-color:gold;transform:translateY(-2px)}.knockback-flashcard__choice:disabled{opacity:.6;cursor:not-allowed}.knockback-answer-result{display:flex;flex-direction:column;align-items:center;gap:8px;padding:20px;border-radius:10px;animation:popIn .3s ease-out}.knockback-answer-result--correct{background:#4ade8033;border:2px solid #4ade80}.knockback-answer-result--wrong{background:#ff6b6b33;border:2px solid #ff6b6b}.knockback-answer-result__icon{font-size:32px}.knockback-answer-result__text{font-family:Space Grotesk,sans-serif;font-size:18px;color:#fff;font-weight:700}.knockback-answer-result__correct{font-size:14px;color:#c9a0dc}.knockback-controls-hint{text-align:center;color:#c9a0dc;font-size:12px;opacity:.7}.knockback-hit-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#ff6b6b4d;pointer-events:none;animation:hitFlash .3s ease-out forwards;z-index:100}@keyframes hitFlash{0%{opacity:1}to{opacity:0}}.knockback-death-overlay,.knockback-eliminated-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:200}.knockback-death-content,.knockback-eliminated-content{text-align:center;padding:40px}.knockback-death-icon,.knockback-eliminated-icon{font-size:64px;margin-bottom:16px}.knockback-death-content h3,.knockback-eliminated-content h3{font-family:Bungee,Impact,sans-serif;font-size:28px;color:#ff6b6b;margin:0 0 12px}.knockback-death-content p,.knockback-eliminated-content p{color:#c9a0dc;font-size:16px;margin:8px 0}.knockback-respawn-timer{font-family:Space Grotesk,sans-serif;font-size:20px;color:gold!important}.knockback-no-ammo-message{position:absolute;bottom:150px;left:50%;transform:translate(-50%);background:#ff6b6be6;color:#fff;padding:12px 20px;border-radius:10px;font-weight:700;animation:slideUp .3s ease-out,fadeOut .3s ease-out 1.7s forwards;z-index:150}@keyframes slideUp{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes fadeOut{to{opacity:0}}.knockback-game-over{display:flex;flex-direction:column;gap:20px;padding:20px}.knockback-game-over__header{font-family:Bungee,Impact,sans-serif;font-size:32px;text-align:center;color:#c9a0dc}.knockback-game-over__header--winner{color:gold;text-shadow:0 0 20px rgba(255,215,0,.5)}.knockback-game-over__winner{text-align:center;font-size:18px;color:#fff}.knockback-winner-name{color:gold;font-weight:700}.knockback-game-over__stats{background:#0000004d;border-radius:12px;padding:16px}.knockback-game-over__stats h4{font-family:Space Grotesk,sans-serif;font-size:16px;color:#c9a0dc;margin:0 0 12px}.knockback-stat-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid rgba(107,74,163,.3);color:#fff}.knockback-stat-row:last-child{border-bottom:none}.knockback-game-over__leaderboard{background:#0000004d;border-radius:12px;padding:16px}.knockback-game-over__leaderboard h4{font-family:Space Grotesk,sans-serif;font-size:16px;color:#c9a0dc;margin:0 0 12px}.knockback-final-row{display:flex;gap:12px;padding:10px;background:#6b4aa333;border-radius:8px;margin-bottom:8px;color:#fff}.knockback-final-row--me{background:#ffd70026;border:1px solid rgba(255,215,0,.5)}.knockback-final-row span:first-child{color:gold;font-weight:700;min-width:30px}.knockback-final-row span:nth-child(2){flex:1}.knockback-final-row span:last-child{color:#c9a0dc}.knockback-play-again-btn{background:linear-gradient(135deg,gold,#f90);border:none;border-radius:12px;color:#1a1a2e;padding:14px 24px;font-family:Bungee,Impact,sans-serif;font-size:18px;cursor:pointer;transition:all .2s;width:100%}.knockback-play-again-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #ffd70066}.knockback-modal--mobile .knockback-modal__layout{flex-direction:column;width:100%;height:100%;max-height:100vh}.knockback-modal--mobile .knockback-modal__content{width:100%;height:100%;max-height:none;border-radius:0;border:none}.knockback-modal--mobile .knockback-modal__header h3{font-size:18px}.knockback-modal--mobile .knockback-flashcard__choices{grid-template-columns:1fr}.knockback-modal--mobile .knockback-arena-container{padding:4px}.knockback-modal--mobile #knockback-arena{width:100%;height:auto;aspect-ratio:4/3}.knockback-category{border:2px solid rgba(107,74,163,.4);border-radius:10px;margin-bottom:8px;overflow:hidden;background:#2d1b4e99}.knockback-category--has-assigned{border-color:gold;background:#ffd7001a}.knockback-category__header{display:flex;align-items:center;gap:8px;width:100%;padding:12px 14px;background:linear-gradient(135deg,#6b4aa3,#4a2c7a);border:none;cursor:pointer;color:#fff;font-size:14px;font-weight:600;text-align:left;transition:all .2s}.knockback-category__header:hover{background:linear-gradient(135deg,#7b5ab3,#5a3c8a)}.knockback-category__chevron{display:flex;align-items:center;justify-content:center;color:#c9a0dc;transition:transform .2s}.knockback-category--expanded .knockback-category__chevron{transform:rotate(90deg)}.knockback-category__name{flex:1;color:#fff}.knockback-category__count{font-size:11px;font-weight:500;color:#c9a0dc}.knockback-category--has-assigned .knockback-category__count{color:gold}.knockback-category__content{display:none;padding:8px 10px 10px}.knockback-category--expanded .knockback-category__content{display:block}.knockback-set-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 12px;margin:6px 0;background:#6b4aa333;border:2px solid rgba(107,74,163,.3);border-radius:8px;cursor:pointer;color:#c9a0dc;text-align:left;transition:all .2s}.knockback-set-item:hover{background:#6b4aa359;border-color:#6b4aa399;transform:translate(3px)}.knockback-set-item--selected{background:#ffd70026;border-color:gold;color:#fff}.knockback-set-item--assigned{border-left:4px solid #ffd700}.knockback-set-item__info{display:flex;flex-direction:column;gap:2px}.knockback-set-item__name{font-size:13px;font-weight:600;color:#fff}.knockback-set-item__count{font-size:11px;color:#c9a0dc}.knockback-set-item__badge{font-size:9px;font-weight:600;text-transform:uppercase;padding:3px 6px;border-radius:4px;background:linear-gradient(135deg,gold,#f59e0b);color:#1a1a2e}.knockback-set-list--nested{flex:1;min-height:0;max-height:none!important;overflow-y:auto;padding:4px}.knockback-set-selection{margin-top:12px}.knockback-set-selection h5{font-family:Space Grotesk,sans-serif;font-size:15px;color:gold;margin:0 0 10px}.knockback-selection-summary{background:#ffd70026;border:1px solid rgba(255,215,0,.3);border-radius:8px;padding:8px 12px;margin-top:10px;color:gold;font-size:13px;text-align:center}.knockback-confirm-btn{width:100%;padding:14px 24px!important;font-family:Bungee,Impact,sans-serif!important;font-size:18px!important;background:linear-gradient(135deg,gold,#f90)!important;color:#1a1a2e!important;border:none!important;border-radius:12px!important;cursor:pointer;transition:all .2s;margin-top:12px}.knockback-confirm-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 15px #ffd70066}.knockback-confirm-btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}.knockback-set-selection__footer{margin-top:8px}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}