body{margin:0;padding:0;min-height:100vh;overflow-x:hidden}.hidden{display:none!important}.canvas-page-header{display:flex;justify-content:space-between;align-items:center;padding:15px 30px;background:rgba(15,23,42,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.1);position:sticky;top:0;z-index:100}.canvas-page-header h1{font-size:1.3rem;font-weight:800;display:flex;align-items:center;gap:10px;color:#fff;margin:0}.canvas-page-header .back-link{color:var(--primary);text-decoration:none;font-weight:700;font-size:.9rem;display:flex;align-items:center;gap:6px;transition:opacity .2s}.canvas-page-header .back-link:hover{opacity:.7}.canvas-container{max-width:1200px;margin:0 auto;padding:25px 20px}.date-banner{text-align:center;margin-bottom:20px;animation:fadeSlideIn .5s ease}.date-banner .date-text{display:inline-flex;align-items:center;gap:10px;background:rgba(99,102,241,.15);border:1px solid rgba(99,102,241,.3);padding:10px 24px;border-radius:30px;font-size:.95rem;font-weight:700;color:#c7d2fe}.date-banner .date-text .emoji{font-size:1.2rem}.date-banner .reset-note{display:block;font-size:.75rem;color:rgba(255,255,255,.4);margin-top:8px}.canvas-area{background:var(--modal-bg);backdrop-filter:var(--modal-blur);-webkit-backdrop-filter:var(--modal-blur);border:1px solid var(--modal-border);border-radius:24px;overflow:hidden;box-shadow:var(--modal-shadow);margin-bottom:25px;position:relative}.canvas-wrapper{position:relative;cursor:crosshair;touch-action:none;overflow:hidden;border-radius:12px}.canvas-wrapper canvas{display:block;width:100%}.zoom-btn{width:36px;height:36px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#fff;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.zoom-btn:hover{background:rgba(255,255,255,.15);transform:translateY(-2px)}.zoom-btn.active{background:rgba(99,102,241,.3);border-color:rgba(99,102,241,.5);box-shadow:0 0 10px rgba(99,102,241,.2)}.canvas-wrapper{transition:transform .1s ease-out;transform-origin:0 0}.toolbar{display:flex;align-items:center;background:rgba(15,23,42,.9);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);position:absolute;transition:transform .4s cubic-bezier(.4, 0, .2, 1);z-index:1000}.toolbar.layout-left{flex-direction:column;gap:12px;padding:16px 10px;border-right:1px solid rgba(255,255,255,.2);top:0;left:0;height:100%;width:auto;transform:translateX(0)}.toolbar.layout-left.collapsed{transform:translateX(calc(-100%))}.toolbar.layout-bottom{flex-direction:row;justify-content:center;gap:8px;padding:6px 14px;border-top:1px solid rgba(255,255,255,.2);bottom:0;left:0;width:100%;height:auto;transform:translateY(0);flex-wrap:wrap}.toolbar.layout-bottom.collapsed{transform:translateY(100%)}.toolbar-handle{position:absolute;background:#1e293b;border:1px solid rgba(255,255,255,.3);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.175, .885, .32, 1.275);z-index:1001;pointer-events:auto!important;user-select:none;outline:0;padding:0;margin:0;color:#fff}.layout-left .toolbar-handle{top:20px;left:100%;width:32px;height:80px;border-left:none;border-radius:0 12px 12px 0;box-shadow:4px 0 12px rgba(0,0,0,.3)}.layout-left .toolbar-handle:hover{width:36px}.layout-bottom .toolbar-handle{top:-38px;left:10px;width:100px;height:38px;border-bottom:none;border-radius:12px 12px 0 0;box-shadow:0 -4px 12px rgba(0,0,0,.3)}.layout-bottom .toolbar-handle:hover{height:42px;top:-42px}.toolbar-handle:active{transform:scale(.95)}.handle-icon{font-size:.9rem;color:#fff;transition:transform .4s}.layout-left.collapsed .handle-icon{transform:rotate(180deg)}.layout-bottom .handle-icon{transform:rotate(90deg)}.layout-bottom.collapsed .handle-icon{transform:rotate(270deg)}.toolbar-group{display:flex;align-items:center;gap:6px}#colorPalette{display:flex;flex-direction:row;gap:4px}.layout-left #colorPalette{display:flex;flex-direction:column}#zoomPalette{display:flex;flex-direction:row;gap:4px}.layout-left #zoomPalette{display:grid;grid-template-columns:repeat(3,1fr)}.sub-toggle{display:none;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;width:32px;height:32px;cursor:pointer;align-items:center;justify-content:center;font-size:1rem;transition:all .2s;margin-bottom:4px}.sub-toggle:active{transform:scale(.9)}.sub-collapsible.sub-collapsed .sub-palette{display:none!important}@media (max-width:768px),(max-height:500px){.sub-toggle{display:flex}}.layout-bottom .sub-collapsible{flex-direction:row;align-items:center}.layout-bottom .sub-toggle{margin-bottom:0;margin-right:4px}.layout-left .sub-collapsible{flex-direction:column;align-items:center}#zoomPalette .zoom-btn{width:28px;height:28px;font-size:.8rem;padding:0}.layout-left .toolbar-group{flex-direction:column;gap:6px}.toolbar-divider{background:rgba(255,255,255,.15)}.layout-left .toolbar-divider{width:80%;height:1px;margin:2px 0}.layout-bottom .toolbar-divider{width:1px;height:24px;margin:0 4px}.color-btn{width:24px;height:24px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:all .2s;box-shadow:0 2px 6px rgba(0,0,0,.2)}.color-btn:hover{transform:scale(1.15)}.color-btn.active{border-color:#fff;box-shadow:0 0 0 3px rgba(99,102,241,.5),0 2px 8px rgba(0,0,0,.3);transform:scale(1.1)}.size-btn{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:700;transition:all .2s}.size-btn:hover{background:rgba(255,255,255,.2)}.size-btn.active{background:var(--primary);border-color:var(--primary);box-shadow:0 2px 10px rgba(99,102,241,.4)}.tool-btn{height:30px;padding:0 10px;border-radius:16px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);color:#fff;cursor:pointer;font-size:.75rem;font-weight:600;display:flex;align-items:center;gap:4px;transition:all .2s;white-space:nowrap}.tool-btn:hover{background:rgba(255,255,255,.2)}.tool-btn.active{background:rgba(239,68,68,.3);border-color:rgba(239,68,68,.5);color:#fca5a5}.tool-btn.eraser-btn.active{background:rgba(239,68,68,.3);border-color:rgba(239,68,68,.5)}.tool-btn.view-btn:hover{background:rgba(59,130,246,.2);border-color:rgba(59,130,246,.4)}.tool-btn.view-btn.active{background:rgba(59,130,246,.4);border-color:rgba(59,130,246,.6);color:#93c5fd;box-shadow:0 0 12px rgba(59,130,246,.3)}.tool-btn.undo-btn:hover{background:rgba(251,191,36,.2);border-color:rgba(251,191,36,.4)}.tool-btn.clear-btn:hover{background:rgba(239,68,68,.2);border-color:rgba(239,68,68,.4)}.active-users{display:flex;align-items:center;gap:6px;font-size:.8rem;color:rgba(255,255,255,.5);padding:6px 14px;background:rgba(255,255,255,.05);border-radius:20px}.active-users .dot{width:8px;height:8px;border-radius:50%;background:#10b981;animation:pulse 2s infinite}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}.archive-section{margin-top:40px}.archive-section h2{font-size:1.5rem;font-weight:800;margin-bottom:24px;display:flex;align-items:center;gap:10px;color:#fff;background:linear-gradient(135deg,#fff 0,var(--primary) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.archive-tabs{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}.archive-years-container{display:flex;gap:10px;margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid rgba(255,255,255,.1);flex-wrap:wrap}.archive-months-container{display:flex;gap:8px;margin-bottom:25px;flex-wrap:wrap;min-height:38px}.archive-month-group{display:none;gap:8px;flex-wrap:wrap;animation:fadeSlideIn .3s ease}.archive-month-group.active{display:flex}.archive-tab{padding:8px 18px;border-radius:20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.7);font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s}.archive-tab:hover{background:rgba(255,255,255,.15);color:#fff}.archive-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}.archive-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.archive-card{background:var(--modal-bg);backdrop-filter:var(--modal-blur);-webkit-backdrop-filter:var(--modal-blur);border:1px solid var(--modal-border);border-radius:16px;overflow:hidden;cursor:pointer;transition:all .3s}.archive-card:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:0 8px 30px rgba(99,102,241,.2)}.archive-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#fff}.archive-card .card-info{padding:12px 14px}.archive-card .card-date{font-size:.85rem;font-weight:700;color:#fff}.archive-card .card-strokes{font-size:.7rem;color:rgba(255,255,255,.4);margin-top:4px}.admin-actions-v2 .btn-icon-v2:hover{background:var(--primary)!important;transform:scale(1.1)}.archive-card.is-hidden{opacity:.5;border-style:dashed}.archive-card.is-hidden::after{content:'非公開';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-15deg);background:rgba(0,0,0,.7);color:#fff;padding:4px 12px;border-radius:4px;font-size:.8rem;font-weight:800;pointer-events:none;border:1px solid rgba(255,255,255,.2)}.user-actions-v2 .btn-icon-v2:hover{background:var(--primary)!important;border-color:var(--primary)!important;transform:scale(1.1)}.share-x-btn{background-color:#000!important;color:#fff!important;border:1px solid rgba(255,255,255,.3)!important;width:36px!important;height:36px!important;min-width:36px!important;min-height:36px!important;flex-shrink:0!important;aspect-ratio:1/1!important;border-radius:50%!important;display:flex!important;align-items:center!important;justify-content:center!important;padding:0!important;box-shadow:0 4px 12px rgba(0,0,0,.5)!important;cursor:pointer;transition:all .2s ease;overflow:hidden!important}.share-x-btn:hover{transform:scale(1.1) translateY(-2px);background-color:#111!important;box-shadow:0 6px 16px rgba(0,0,0,.6)!important}.share-x-btn svg{width:18px!important;height:18px!important;display:block}.modal-content{position:relative;max-width:90%;display:flex;flex-direction:column;align-items:center}.modal-actions-v2{display:flex;gap:15px;margin-top:20px;z-index:9010}.modal-action-btn{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;padding:10px 20px;border-radius:30px;font-size:.9rem;font-weight:700;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .3s}.modal-action-btn:hover{background:var(--primary);border-color:var(--primary);transform:translateY(-2px);box-shadow:0 5px 15px rgba(99,102,241,.4)}.modal-action-btn.share-x{background:#000;border-color:rgba(255,255,255,.4)}.modal-action-btn.share-x:hover{background:#111;border-color:#fff;box-shadow:0 5px 15px rgba(255,255,255,.2)}.modal-action-btn i{font-size:1.1rem}.monthly-card{background:linear-gradient(135deg,rgba(99,102,241,.1) 0,rgba(139,92,246,.1) 100%);border-color:rgba(99,102,241,.25)}.monthly-card .card-info{text-align:center}.monthly-card .card-month{font-size:1rem;font-weight:800;color:#c7d2fe}.monthly-card .card-count{font-size:.75rem;color:rgba(255,255,255,.5);margin-top:4px}.archive-empty{text-align:center;padding:40px 20px;color:rgba(255,255,255,.3);font-size:.9rem}.archive-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.8);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:9000;display:none;justify-content:center;align-items:center;padding:20px}.archive-modal.show{display:flex}.archive-modal img{max-width:90%;max-height:85vh;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.5);background:#fff}.archive-modal .modal-close{position:absolute;top:20px;right:30px;color:#fff;font-size:2rem;cursor:pointer;opacity:.7;transition:opacity .2s}.archive-modal .modal-close:hover{opacity:1}.archive-modal .modal-date{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.6);padding:8px 20px;border-radius:20px;color:#fff;font-weight:700;font-size:.9rem}@keyframes fadeSlideIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px),(max-height:500px){.canvas-page-header{padding:10px 15px;justify-content:space-between}.canvas-page-header h1{font-size:1.15rem}.canvas-page-header .title-text{font-size:1rem}.canvas-container{padding:5px 2px}.layout-left .toolbar-group,.toolbar,.toolbar-group{gap:0!important;padding:2px!important}.layout-left .toolbar-group{display:grid;grid-template-columns:repeat(2,1fr);gap:0!important;align-items:center;justify-items:center}.layout-left #btnViewMode{grid-column:span 2}.layout-left #sizePalette{grid-template-columns:repeat(3,1fr)}.layout-left #colorPalette,.layout-left .sub-palette{display:grid;grid-template-columns:repeat(2,1fr);gap:4px!important;padding:4px}.sub-toggle{margin:0 auto 4px!important;grid-column:span 2;display:flex}.sub-palette{grid-column:span 2}.color-btn{width:26px;height:26px;flex-shrink:0;border-radius:2px}.size-btn{width:30px;height:30px;flex-shrink:0;border-radius:2px}.zoom-btn{width:28px;height:28px;flex-shrink:0;border-radius:2px}.tool-btn{flex-shrink:0;border-radius:2px;min-width:34px}.toolbar-divider{height:2px;background:rgba(255,255,255,.1);margin:4px 0!important;width:100%;grid-column:span 2}.archive-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}}@media (max-width:480px){.canvas-page-header h1 span.title-text{display:none}.canvas-page-header{padding:8px 10px}.toolbar{padding:0!important}.toolbar.layout-left{max-width:80px}.tool-btn .btn-text{display:none}.tool-btn{padding:0 4px;justify-content:center}}