*{box-sizing:border-box}body{font-family:"Roboto","Lucida Grande","DejaVu Sans","Bitstream Vera Sans",Verdana,Arial,sans-serif;font-size:14px;color:#333;background:#f8f8f8;margin:0;padding:0}.container{max-width:1000px;margin:20px auto;padding:20px}.activity-container{max-width:900px;margin:20px auto;padding:20px}.activity-container h1{margin-top:0;color:#333}.account-container{max-width:600px;margin:40px auto;padding:20px;border-radius:8px}.collection-list{max-width:800px;margin:20px auto;padding:20px}.collection-list h1{margin-top:0;color:#333}.collection-detail{max-width:800px;margin:20px auto;padding:20px}.collection-play{max-width:1000px;margin:0 auto;padding:20px}.collection-wombs{max-width:1000px;margin:20px auto;padding:20px}.collection-header{border-bottom:1px solid #ccc;padding-bottom:15px;margin-bottom:20px}.collection-header h1{margin:0 0 10px 0;color:#333}.collection-header .description{color:#666;font-size:14px}.loading{text-align:center;padding:40px;color:#999;font-size:16px}.error-msg{text-align:center;padding:40px;color:#c62828;font-size:16px}.no-data{color:#999;font-size:13px}.empty-message{color:#666;text-align:center;padding:40px}.report-header{display:none;margin-bottom:12px;font-size:15px;color:#333}.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#333;color:#fff;padding:10px 24px;border-radius:6px;font-size:14px;z-index:2000;display:none;box-shadow:0 2px 10px rgba(0,0,0,0.2)}.toast.show{display:block}.toast.success{background:#2e7d32}.toast.error{background:#c62828}.modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:1000;align-items:center;justify-content:center}.modal-overlay.active{display:flex}.modal-content{background:#fff;border-radius:8px;padding:24px;max-width:400px;width:90%;box-shadow:0 4px 20px rgba(0,0,0,0.15)}.modal-content{max-width:400px}.modal-content-wide{max-width:960px;width:100%}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-header h2{margin:0;font-size:18px}.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:#999}.modal-body{color:#666}.section-title{font-size:14px;color:#666;text-transform:uppercase;margin:24px 0 12px;padding-bottom:8px;border-bottom:1px solid #eee}.section{margin-bottom:24px}.section h3{font-size:14px;color:#666;text-transform:uppercase;margin:0 0 12px 0;padding-bottom:8px;border-bottom:1px solid #eee}.user-selector{position:relative;display:inline-block}.user-selector-btn{padding:8px 16px;background:#fff;border:1px solid #ddd;border-radius:4px;cursor:pointer;font-size:14px;color:#333;display:flex;align-items:center;gap:6px;min-width:160px;justify-content:space-between}.user-selector-btn:hover{border-color:#417690}.user-selector-btn .arrow{font-size:10px;color:#999}.user-dropdown{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid #ddd;border-radius:4px;box-shadow:0 4px 12px rgba(0,0,0,0.1);z-index:100;margin-top:2px;max-height:250px;overflow-y:auto}.user-dropdown.show{display:block}.user-dropdown-item{padding:10px 16px;cursor:pointer;font-size:14px;border-bottom:1px solid #f0f0f0;transition:background 0.15s}.user-dropdown-item:last-child{border-bottom:none}.user-dropdown-item:hover{background:#f0f6ff}.user-dropdown-item.active{background:#e3f2fd;color:#1565c0;font-weight:bold}.user-dropdown-item .user-type-badge{display:inline-block;font-size:10px;padding:1px 5px;border-radius:3px;margin-left:6px}.user-dropdown-item .badge-self{background:#e8f5e9;color:#2e7d32}.user-dropdown-item .badge-shared{background:#e3f2fd;color:#1565c0}.top-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:10px}.share-link{color:#417690;text-decoration:none;font-size:13px}.share-link:hover{text-decoration:underline}.timezone-info{font-size:13px;color:#888;margin-bottom:16px}.timezone-info a{color:#417690}.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:20px}.page-btn{padding:6px 14px;border:1px solid #ddd;background:#fff;border-radius:4px;cursor:pointer;font-size:13px;color:#333;transition:background 0.2s}.page-btn:hover:not(:disabled){background:#f0f0f0}.page-btn:disabled{opacity:0.4;cursor:default}.page-btn.active{background:#417690;color:#fff;border-color:#417690}.page-info{font-size:13px;color:#666}.rating-badge{display:inline-block;padding:2px 6px;border-radius:3px;font-size:12px;font-weight:bold}.rating-again{background:#fce4ec;color:#c62828}.rating-hard{background:#fff3e0;color:#e65100}.rating-good{background:#e8f5e9;color:#2e7d32}.rating-easy{background:#e3f2fd;color:#1565c0}.state-learning{background:#fff3e0;color:#e65100}.state-review{background:#e8f5e9;color:#2e7d32}.state-relearning{background:#fce4ec;color:#c2185b}.rating-bar-row{display:flex;height:28px;border-radius:4px;overflow:hidden;margin:12px 0}.rating-bar-seg{display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:bold;color:#fff;transition:width 0.3s}.rating-bar-again{background:#c62828}.rating-bar-hard{background:#e65100}.rating-bar-good{background:#2e7d32}.rating-bar-easy{background:#1565c0}.modal-grid{display:flex;gap:16px;flex-wrap:wrap}.modal-grid .mini-card{background:#f9f9f9;border:1px solid #eee;border-radius:4px;padding:12px 16px;flex:1;min-width:100px;text-align:center}.mini-card .val{font-size:22px;font-weight:bold;color:#333}.mini-card .lbl{font-size:11px;color:#888;margin-top:2px}.modal-section{margin-bottom:24px}.modal-section h3{font-size:14px;color:#666;text-transform:uppercase;margin:0 0 12px 0;padding-bottom:8px;border-bottom:1px solid #eee}.top-skus-table{width:100%;border-collapse:collapse;font-size:13px}.top-skus-table th{text-align:left;padding:6px 8px;border-bottom:1px solid #eee;color:#888;font-size:11px;text-transform:uppercase}.top-skus-table td{padding:6px 8px;border-bottom:1px solid #f5f5f5}.top-skus-table tr:last-child td{border-bottom:none}.top-skus-table .rank{color:#999;width:30px}.state-transition-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}.state-card{background:#fff;border:1px solid #eee;border-radius:4px;padding:12px 16px;flex:1;min-width:100px;text-align:center}.state-card .val{font-size:20px;font-weight:bold}.state-card .lbl{font-size:11px;color:#888;margin-top:2px}.state-card.learning{border-color:#ffe0b2}.state-card.review{border-color:#c8e6c9}.state-card.relearning{border-color:#f8bbd0}.hourly-row{display:flex;align-items:center;gap:6px;margin:2px 0}.hourly-label{width:30px;font-size:11px;color:#888;text-align:right}.hourly-bar{height:14px;background:#417690;border-radius:2px;min-width:2px;transition:width 0.3s}.hourly-count{font-size:11px;color:#666;min-width:20px}.logs-table{width:100%;border-collapse:collapse;font-size:13px}.logs-table th{text-align:left;padding:8px;background:#f5f5f5;border-bottom:1px solid #ddd;font-size:11px;text-transform:uppercase;color:#888}.logs-table td{padding:8px;border-bottom:1px solid #f0f0f0}.logs-table tr:last-child td{border-bottom:none}.logs-pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:12px}.logs-loading{text-align:center;padding:20px;color:#999}.flex-row{display:flex;gap:24px;flex-wrap:wrap}.flex-col{flex:1;min-width:200px}.flex-col-wide{flex:1;min-width:250px}.card-link{color:#417690;cursor:pointer;text-decoration:underline}.card-link:hover{color:#2c5f7c}.overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:1000;align-items:flex-start;justify-content:center;overflow-y:auto;padding:40px 20px}.overlay.active{display:flex}.overlay-content{background:#fff;border-radius:8px;max-width:960px;width:100%;box-shadow:0 4px 20px rgba(0,0,0,0.15);position:relative}.overlay-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid #eee}.overlay-header h2{margin:0;font-size:18px}.overlay-close{background:none;border:none;font-size:24px;cursor:pointer;color:#999;padding:0;line-height:1}.overlay-close:hover{color:#333}.overlay-body{padding:24px}.plans-container{max-width:800px;margin:40px auto;padding:20px}.plans-container h1{margin:0 0 24px 0;font-size:24px;color:#333}.plans-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-bottom:32px}.plan-card{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:20px;transition:box-shadow 0.2s}.plan-card:hover{box-shadow:0 2px 12px rgba(0,0,0,0.08)}.plan-name{margin:0 0 8px 0;font-size:18px;font-weight:600;color:#1a1a1a}.plan-description{margin:0 0 12px 0;font-size:13px;color:#666;line-height:1.5}.plan-price{margin-bottom:6px}.price-amount{font-size:22px;font-weight:700;color:#333}.price-currency{font-size:14px;color:#666;margin-left:2px}.price-usual{font-size:12px;color:#999;text-decoration:line-through;margin-left:8px}.plan-period{font-size:13px;color:#888}.plus-account-descriptions{font-size:15px;color:#555;margin:0 0 12px 0}.plus-account-descriptions .login-link-btn{display:inline-block;padding:8px 20px;background:#1a73e8;color:#fff;border-radius:4px;text-decoration:none;font-weight:600;font-size:14px;margin:0 4px}.plus-account-descriptions .login-link-btn:hover{background:#155db5}@media (max-width:600px){.account-container{margin-top:0}.modal-content{border-radius:0;max-width:100%;min-height:100vh}.modal-grid .mini-card{min-width:calc(50% - 8px);flex:1 1 calc(50% - 8px);padding:10px}.mini-card .val{font-size:18px}.state-card{min-width:100%}.logs-table,.top-skus-table{display:block;overflow-x:auto;white-space:nowrap}.hourly-label{width:24px;font-size:10px}.hourly-count{font-size:10px;min-width:16px}.hourly-bar{height:12px}.page-btn{padding:4px 10px;font-size:12px}.page-info{font-size:11px}.overlay{padding:0}.overlay-content{border-radius:0;max-width:100%;min-height:100vh}.overlay-header{padding:12px 16px}.overlay-header h2{font-size:16px}.overlay-close{font-size:28px;padding:4px}.overlay-body{padding:16px}.top-bar{flex-direction:column;align-items:stretch}.user-selector-btn{width:100%}.share-link{text-align:right}}.header-bar{background:#fff;border-bottom:1px solid #ddd;padding:10px 20px;display:flex;justify-content:space-between;align-items:center}.header-left{display:flex;align-items:center;gap:10px}.header-bar .header-logo{width:32px;height:32px;border-radius:4px}.header-site-name{font-size:16px;font-weight:700;color:#333;white-space:nowrap}.header-site-name-full{display:none}.header-site-name-short{display:inline}@media (min-width:600px){.header-site-name-full{display:inline}.header-site-name-short{display:none}}.header-bar .back-link{color:#417690;text-decoration:none;font-size:16px;display:flex;align-items:center;justify-content:center;padding:6px 10px;border:1px solid #ddd;border-radius:4px;transition:background 0.2s,color 0.2s;line-height:1}.header-bar .back-link:hover{background:#417690;color:#fff;border-color:#417690}.header-right{display:flex;align-items:center;gap:10px}.user-icon{width:36px;height:36px;border-radius:50%;background:#417690;color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:bold;text-decoration:none;cursor:pointer}.user-icon:hover{background:#2c5f7c}.activity-btn{background:none;border:1px solid #ddd;font-size:13px;cursor:pointer;padding:6px 12px;display:flex;align-items:center;justify-content:center;color:#417690;border-radius:4px;transition:background 0.2s,color 0.2s;text-decoration:none}.activity-btn:hover{background:#417690;color:#fff;border-color:#417690}.login-btn{background:#1a73e8;color:#fff;border:1px solid #1a73e8;font-size:13px;cursor:pointer;padding:6px 12px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background 0.2s,color 0.2s,border-color 0.2s;text-decoration:none}.login-btn:hover{background:#155db5;color:#fff;border-color:#155db5}.plans-btn{background:none;border:1px solid #ddd;font-size:13px;cursor:pointer;padding:6px 12px;display:flex;align-items:center;justify-content:center;color:#417690;border-radius:4px;transition:background 0.2s,color 0.2s;text-decoration:none}.plans-btn:hover{background:#417690;color:#fff;border-color:#417690}.collection-card{border:1px solid #ccc;border-radius:4px;padding:15px;margin-bottom:15px;background:#f9f9f9;transition:box-shadow 0.2s}.collection-card:hover{box-shadow:0 2px 8px rgba(0,0,0,0.1)}.collection-card h2{margin:0 0 10px 0;position:relative}.collection-card h2 a{color:#417690;text-decoration:none}.collection-card h2 a:hover{text-decoration:underline}.collection-card h2 .collection-icon{position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:14px;line-height:1;white-space:nowrap}.collection-card h2 .collection-icon .label{font-size:10px;font-weight:bold;color:#fff;background:#417690;border-radius:3px;padding:1px 5px;vertical-align:middle;margin-left:2px}.collection-card .description{color:#666;margin-bottom:10px}.collection-card .stats{font-size:12px;color:#666;display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.collection-card .stats .stat-item{background:#eee;padding:2px 8px;border-radius:3px}.collection-card .stats .stat-item.loading{background:#f5f5f5;color:#bbb}.collection-card .stats .stat-item.unlearned{background:#e3f2fd;color:#1565c0}.collection-card .stats .stat-item.learning{background:#fff3e0;color:#e65100}.collection-card .stats .stat-item.relearning{background:#fce4ec;color:#c2185b}.collection-card .stats .stat-item.review{background:#e8f5e9;color:#2e7d32}.collection-card .stats .stat-item.due{background:#fff8e1;color:#f57c00}.collection-card .stats .stat-item.total{background:#f5f5f5;color:#666}.collection-card h2 .collection-icon .label{display:none}@media (min-width:768px){.collection-card h2 .collection-icon .label{display:inline}}.settings-btn{background:none;border:none;font-size:20px;cursor:pointer;padding:5px;display:flex;align-items:center;justify-content:center;color:#666;transition:color 0.2s}.settings-btn:hover{color:#417690}.save-btn{background:#417690;color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;font-weight:bold}.save-btn:hover{background:#2c5f7c}.setting-item{margin-bottom:20px}.setting-item label{display:block;margin-bottom:8px;font-weight:bold}.stats-loading{text-align:center;padding:40px;color:#999;font-size:16px}.stats-error{text-align:center;padding:40px;color:#c62828;font-size:16px}