body{margin:0;padding:0;background:#fff;overflow-x:hidden;font-family:Helvetica Neue,Arial,sans-serif;min-height:100vh;display:flex;flex-direction:column;color:#444}.history-container{flex:1;width:100%;max-width:680px;margin:0 auto;padding:28px 20px 40px;box-sizing:border-box}.history-header{text-align:center;margin-bottom:24px}.history-title{margin:0 0 8px;font-size:26px;font-weight:800;color:#444}.home-link{display:inline-block;color:#999;font-size:13px;text-decoration:none;transition:color .2s ease}.home-link:hover{color:#ffc000;text-decoration:underline}.history-back{margin-bottom:20px;text-align:center}.history-back-button{display:inline-flex;align-items:center;text-decoration:none;background:#ffe44d;color:#666;border:none;border-bottom:4px solid #D4B800;border-radius:10px;padding:10px 20px;font-size:14px;font-weight:700;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .15s ease}.history-back-button:hover{background:#ffda33;border-bottom-color:#c8a600;transform:scale(1.03)}.history-back-button:active{border-bottom-color:transparent;transform:translateY(3px) scale(1.03)}.history-loading{text-align:center;color:#999;padding:60px 0;font-size:15px}.history-list{display:flex;flex-direction:column;gap:12px}.history-card{position:relative;background:#fff;border:2px solid #FFE9A8;border-bottom:4px solid #FFD966;border-radius:12px;padding:14px 16px;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;box-shadow:0 2px 8px #0000000a}.history-card__body{display:flex;align-items:stretch;gap:14px;text-decoration:none;color:inherit}.history-card__thumb{flex-shrink:0;width:112px;align-self:stretch;min-height:63px;border-radius:8px;overflow:hidden;background:#fff8e1;border:1px solid #FFE9A8}.history-card__thumb img{display:block;width:100%;height:100%;object-fit:cover}.history-card__content{flex:1 1 auto;min-width:0}.history-card--clickable{cursor:pointer}.history-card--clickable:hover{transform:translateY(-2px);border-color:gold;box-shadow:0 6px 18px #ffc10740}.history-card--clickable:active{transform:translateY(0)}.history-card--disabled{opacity:.55;background:#fafaf5;cursor:default}.history-card__actions{position:absolute;right:14px;bottom:12px;display:flex;gap:8px}.history-action-icon{width:30px;height:30px;padding:4px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:#8b5cf6;cursor:pointer;transition:transform .2s ease,color .2s ease}.history-action-icon:hover{color:#7c3aed;transform:scale(1.15)}.history-action-icon.disabled{opacity:.4;pointer-events:none}.history-action-icon svg{width:100%;height:100%}.history-action-icon .icon-copy{display:block}.history-action-icon .icon-check{display:none}.history-action-icon.copied{color:#7c3aed}.history-action-icon.copied .icon-copy{display:none}.history-action-icon.copied .icon-check{display:block}.history-card__head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px}.history-card__mode{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:#b8860b}.history-card__mode-icon{display:inline-flex;flex-shrink:0}.history-mode-icon{display:block}.history-card__time{display:flex;flex-direction:column;align-items:flex-end;gap:2px;white-space:nowrap}.history-card__date{font-size:12px;color:#aaa}.history-card__relative{font-size:11px;font-weight:700;color:#b8860b}.history-card__winner{font-size:20px;font-weight:800;color:#333;word-break:break-word;margin-bottom:8px}.history-card__meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:#999;padding-right:96px}.history-card__session{position:relative}.history-card__expired{margin-top:8px;font-size:11px;color:#c0392b}.history-note{text-align:center;color:#bbb;font-size:12px;margin-top:20px}.history-inline-error{text-align:center;color:#c0392b;font-size:14px;padding:20px 0}.history-state-panel{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;padding:48px 20px}.history-state-title{margin:0;font-size:20px;font-weight:800;color:#444}.history-state-body{margin:0;font-size:14px;color:#888;line-height:1.7;max-width:420px}.history-login-note{margin:0;font-size:12px;color:#aaa;line-height:1.6;max-width:420px}.history-text-link{color:#999;font-size:13px;text-decoration:none;margin-top:4px}.history-text-link:hover{color:#ffc000;text-decoration:underline}.control-button.play{display:inline-block;text-decoration:none;background:#ffe44d;color:#666;border:none;border-bottom:4px solid #D4B800;border-radius:10px;padding:12px 28px;font-size:15px;font-weight:700;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .15s ease}.control-button.play:hover{background:#ffda33;border-bottom-color:#c8a600;transform:scale(1.03)}.control-button.play:active{border-bottom-color:transparent;transform:translateY(3px) scale(1.03)}.login-button{background:#fff;color:#666;border:2px solid #FFD700;border-bottom:4px solid #C8A600;border-radius:10px;padding:12px 28px;font-size:15px;font-weight:700;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .15s ease}.login-button:hover{background:#fffacd;border-color:#ffc000;transform:scale(1.03)}.login-button:active{border-bottom-color:transparent;transform:translateY(3px) scale(1.03)}.login-button:disabled{opacity:.6;cursor:default;transform:none}.site-footer{padding:16px 20px;background:#fffae6f2;border-top:2px solid #FFD700;text-align:center;width:100%;box-sizing:border-box;margin-top:auto}.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 16px;margin-bottom:8px}.footer-links a{color:#666;text-decoration:none;font-size:12px;transition:color .2s ease}.footer-links a:hover{color:#ffc000;text-decoration:underline}.footer-copyright{margin:0;color:#999;font-size:11px}.auth-modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .2s ease}.auth-modal{background:#fff;border:2px solid #FFD700;border-radius:12px;padding:24px;width:90%;max-width:400px;box-shadow:0 8px 32px #0003;animation:slideUp .3s ease}.auth-modal-header{text-align:center;margin-bottom:24px}.auth-modal-title{font-size:20px;font-weight:600;color:#333;margin:0 0 8px}.auth-modal-subtitle{font-size:14px;color:#666;margin:0}.auth-modal-methods{display:flex;flex-direction:column;gap:12px}.auth-method-button{display:flex;align-items:center;gap:12px;padding:14px 16px;background:#ffe44d;border:none;border-bottom:4px solid #D4B800;border-radius:8px;font-size:15px;font-weight:700;color:#666;cursor:pointer;transition:all .15s ease}.auth-method-button:hover{background:#ffda33;border-bottom-color:#c8a600;transform:scale(1.03)}.auth-method-button:active{border-bottom-color:transparent;transform:translateY(3px) scale(1.03)}.auth-method-icon{width:24px;height:24px;flex-shrink:0}.auth-modal-close{margin-top:16px;padding:10px;background:transparent;border:none;color:#666;font-size:14px;cursor:pointer;width:100%}.auth-modal-close:hover{color:#333}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.email-form{display:flex;flex-direction:column;gap:16px}.email-form-group{display:flex;flex-direction:column;gap:6px}.email-form-label{font-size:13px;font-weight:500;color:#333}.email-form-input{padding:10px 12px;border:2px solid #e0e0e0;border-radius:6px;font-size:14px;transition:border-color .2s ease}.email-form-input:focus{outline:none;border-color:gold}.email-form-submit{padding:12px;background:#ffe44d;color:#666;border:none;border-bottom:4px solid #D4B800;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all .15s ease}.email-form-submit:hover{background:#ffda33;border-bottom-color:#c8a600;transform:scale(1.03)}.email-form-submit:active{border-bottom-color:transparent;transform:translateY(3px) scale(1.03)}.email-form-error{padding:10px;background:#fee;border:1px solid #fcc;border-radius:6px;color:#c33;font-size:13px}.email-form-toggle{text-align:center;margin-top:12px}.email-form-toggle-button{background:none;border:none;color:#666;font-size:14px;cursor:pointer;text-decoration:underline}.email-form-toggle-button:hover{color:#333}@media screen and (max-width: 480px){.auth-modal{width:85%;padding:20px 16px;margin:0 auto}.auth-modal-title{font-size:18px}}.history-offscreen-board{position:absolute;left:-99999px;top:0;width:700px;height:600px;display:block}.share-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;z-index:1002}.share-overlay.open{opacity:1;visibility:visible}.share-sheet{position:fixed;left:0;right:0;bottom:0;background:#f5f0ff;border-radius:20px 20px 0 0;padding:12px 20px 30px;transform:translateY(100%);transition:transform .3s ease-out;z-index:1003;max-height:85vh;overflow-y:auto;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column}.share-sheet.open{transform:translateY(0)}.share-sheet-handle{width:40px;height:4px;background:#ddd;border-radius:2px;margin:0 auto 16px}.share-sheet-title{font-size:18px;font-weight:700;color:#333;text-align:center;margin:0 0 20px}.qr-popup-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;z-index:1100;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.qr-popup-overlay.open{opacity:1;visibility:visible}.qr-popup{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.8);background:#fff;border-radius:16px;padding:24px;z-index:1101;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease,transform .3s ease;display:flex;flex-direction:column;align-items:center;box-shadow:0 10px 40px #0000004d}.qr-popup.open{opacity:1;visibility:visible;transform:translate(-50%,-50%) scale(1)}.qr-popup-close{position:absolute;top:8px;right:12px;background:none;border:none;font-size:28px;color:#999;cursor:pointer;line-height:1;padding:4px}.qr-popup-close:hover{color:#333}.qr-popup canvas{width:200px;height:200px}@media screen and (min-width: 768px){.qr-popup canvas{width:250px;height:250px}}.share-sheet-items{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 8px;padding:0 10px 10px;justify-items:center}.share-sheet-item{display:flex;flex-direction:column;align-items:center;gap:6px;background:transparent;border:none;cursor:pointer;padding:8px 4px;transition:opacity .2s;width:100%;max-width:90px}@media screen and (min-width: 768px){.share-sheet-items{grid-template-columns:repeat(6,1fr);gap:0 16px;padding:0 20px 10px}.share-sheet-item{max-width:110px;padding:10px}}.share-sheet-item:hover{opacity:.8}.share-sheet-item:active{opacity:.6}.share-sheet-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:#000;color:#fff;box-sizing:border-box;flex-shrink:0}.share-sheet-icon svg{width:28px;height:28px;flex-shrink:0}.share-sheet-icon.facebook{background:#1877f2}.share-sheet-icon.line{background:#06c755}.share-sheet-icon.instagram{background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888)}.share-sheet-icon.qr{background:#9b59b6}.share-sheet-icon.copy{background:#fff;border:3px solid #8B5CF6;color:#8b5cf6;position:relative}.share-sheet-icon.copy .icon-copy,.share-sheet-icon.copy .icon-check{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);transition:opacity .2s}.share-sheet-icon.copy .icon-check,.share-sheet-item.copied .share-sheet-icon.copy .icon-copy{opacity:0}.share-sheet-item.copied .share-sheet-icon.copy .icon-check{opacity:1}.share-sheet-item span{font-size:13px;color:#333;font-weight:500;text-align:center;width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}@media screen and (max-width: 480px){.history-container{padding:20px 14px 32px}.history-title{font-size:22px}.history-card__winner{font-size:18px}.history-card__thumb{width:84px;min-height:47px}.footer-links{gap:6px 12px}.footer-links a{font-size:11px}}