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input:checked+.switch-track:after{transform:translateX(20px);background:#fff}.modal-backdrop{display:none;position:fixed;inset:0;z-index:20;background:rgba(19,18,26,.36);padding:20px;align-items:center;justify-content:center}.modal-backdrop.open{display:flex}.modal{width:min(620px,100%);max-height:min(770px,92vh);overflow:auto;background:var(--surface);border-radius:28px;padding:26px;box-shadow:0 24px 70px rgba(0,0,0,.2)}.modal-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:20px}.modal-head h2{margin:0}.modal-close{width:36px;height:36px;border-radius:50%;background:var(--surface-low);font-size:20px}.format-help{display:grid;gap:7px;margin-top:15px;padding:14px;border-radius:16px;background:var(--surface-low);color:var(--muted);font-size:12px;line-height:1.6}.toast{position:fixed;left:50%;bottom:26px;z-index:30;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--ink);color:var(--bg);padding:12px 17px;border-radius:16px;font-size:13px;transition:.25s ease;box-shadow:var(--shadow)}.toast.show{transform:translate(-50%,0);opacity:1}.modal-subtitle{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.5}.template-section{margin-top:18px}.template-heading,.prompt-box-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.template-heading strong,.prompt-box-head strong{display:block;font-size:14px}.template-heading span,.prompt-box-head span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.template-hint{color:var(--primary-strong)!important;background:var(--primary-soft);padding:5px 9px;border-radius:10px!important;margin:0!important}.template-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.template-button{min-width:0;display:flex;align-items:center;gap:9px;padding:11px;border:1px solid var(--line);border-radius:16px;background:var(--surface);text-align:left}.template-button:hover{border-color:var(--primary);background:var(--primary-soft)}.template-button b{margin-left:auto;color:var(--primary-strong)}.template-button strong,.template-button small{display:block}.template-button strong{font-size:12px}.template-button small{font-size:10px;color:var(--muted);margin-top:3px;white-space:nowrap}.template-icon{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-size:10px;font-weight:800;flex:none}.template-icon.blue{background:var(--primary-soft);color:var(--primary-strong)}.template-icon.mint{background:var(--tertiary-soft);color:var(--tertiary)}.template-icon.yellow{background:var(--secondary-soft);color:var(--secondary)}.prompt-box{margin-top:18px;padding:14px;border-radius:18px;background:var(--surface-low)}.prompt-box-head .button{min-height:32px;padding:0 11px;font-size:12px}.prompt-box textarea{width:100%;min-height:145px;resize:vertical;border:1px solid var(--line);border-radius:13px;background:var(--surface);padding:11px;outline:0;font-size:12px;line-height:1.6;color:var(--muted)}.rich-content{line-height:1.7;overflow-wrap:anywhere}.rich-content p{margin:0 0 10px}.rich-content p:last-child{margin-bottom:0}.rich-content pre{margin:12px 0;padding:14px;border-radius:14px;background:#20212a;color:#e5e7eb;overflow:auto;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;line-height:1.55}.rich-content code{padding:2px 5px;border-radius:5px;background:var(--surface-high);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.9em}.rich-content pre code{padding:0;background:transparent}.rich-content img{display:block;max-width:100%;max-height:260px;object-fit:contain;border-radius:12px;border:1px solid var(--line);margin:10px 0;background:var(--surface)}.rich-content .math-block{display:block;overflow:auto;padding:6px 0}.rich-content ul,.rich-content ol{padding-left:22px}.option-copy .rich-content{width:100%}.answer-feedback .rich-content{font-size:14px}.template-section+.prompt-box{border-top:1px solid var(--line)}.bottom-nav{display:none}.library-overview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) 1.45fr;gap:12px;margin-bottom:18px}.overview-card{min-height:125px;border-radius:22px;padding:18px;display:flex;gap:12px;align-items:flex-start}.overview-card small,.overview-card span:last-child{display:block;color:var(--muted);font-size:12px}.overview-card strong{display:block;font-size:29px;line-height:1.1;margin:8px 0 4px}.overview-icon{width:34px;height:34px;border-radius:12px;display:grid!important;place-items:center;font-size:16px!important;font-weight:700}.primary-tint{background:var(--primary-soft);color:var(--primary-strong)}.mint-tint{background:var(--tertiary-soft);color:var(--tertiary)}.yellow-tint{background:var(--secondary-soft);color:var(--secondary)}.library-tip{min-height:125px;border:1px solid var(--line);border-radius:22px;padding:18px;display:flex;gap:12px;background:var(--surface)}.library-tip>span{width:32px;height:32px;border-radius:12px;display:grid;place-items:center;background:var(--secondary-soft);color:var(--secondary);flex:none}.library-tip strong{font-size:14px}.library-tip p{color:var(--muted);font-size:12px;line-height:1.55;margin:8px 0 0}.library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:14px}.toolbar-title{display:flex;align-items:baseline;gap:10px}.toolbar-title strong{font-size:19px}.toolbar-title span{color:var(--muted);font-size:12px}.library-toolbar .filter-row{margin:0}.inline-search{position:relative}.inline-search>span{position:absolute;left:13px;top:10px;color:var(--muted)}.inline-search .field{width:220px;padding-left:36px}.library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.library-card{background:var(--surface);border:1px solid var(--line);border-radius:23px;padding:18px;min-width:0;transition:.2s ease}.library-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--primary) 40%,var(--line))}.library-card-head{display:flex;align-items:center;justify-content:space-between}.library-card-head .icon-button{width:34px;height:34px}.library-card-title{margin:16px 0 18px}.library-card-title h3{font-size:17px;margin:0 0 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.library-card-title span{font-size:12px;color:var(--muted)}.library-card-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:13px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.library-card-stats strong{display:block;font-size:18px}.library-card-stats small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.library-progress{padding:15px 0}.library-progress>div:first-child{display:flex;justify-content:space-between;margin-bottom:8px;font-size:12px;color:var(--muted)}.library-progress strong{color:var(--primary-strong)}.library-progress .progress-track{height:7px}.library-card-foot{display:flex;align-items:center;justify-content:space-between;gap:8px}.library-card-foot small{color:var(--muted);font-size:11px}.library-card-foot .button{min-height:34px;padding:0 12px;font-size:12px}.library-empty{grid-column:1/-1;border:1px solid var(--line);border-radius:22px;background:var(--surface)}.library-list-mode .library-grid{display:block}.library-list-mode .library-card{display:grid;grid-template-columns:auto minmax(180px,1fr) minmax(260px,1.2fr) minmax(190px,1fr) auto;align-items:center;gap:16px;margin-bottom:10px;padding:14px 18px}.library-list-mode .library-card-head{display:contents}.library-list-mode .library-card-head .icon-button{grid-column:5;grid-row:1}.library-list-mode .library-card-title{margin:0}.library-list-mode .library-card-stats{border:0;padding:0}.library-list-mode .library-progress{padding:0}.library-list-mode .library-card-foot{justify-content:flex-end}.table-library{display:flex;align-items:center;gap:10px}.table-library small{display:block;color:var(--muted);font-size:12px;margin-top:3px}@media(max-width:1050px){.stat-grid{grid-template-columns:repeat(2,1fr)}.hero-grid,.two-col{grid-template-columns:1fr}.library-overview{grid-template-columns:repeat(3,1fr)}.library-tip{grid-column:1/-1}.library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.app-shell{display:block}.main-area{margin-left:0}.sidebar{display:none}.topbar{height:68px;padding:0 16px}.mobile-menu{display:grid}.search{width:auto;flex:1}.top-actions .icon-button:first-child{display:none}.content{padding:24px 16px 90px}.page-heading{align-items:flex-start;flex-direction:column;margin-bottom:20px}.heading-actions{width:100%}.heading-actions .button{flex:1}.hero-panel{padding:23px;min-height:250px}.stat-grid{gap:10px}.stat-card{padding:15px}.stat-card strong{font-size:22px}.library-overview{grid-template-columns:repeat(2,1fr);gap:10px}.overview-card{min-height:110px;padding:15px}.library-tip{min-height:110px}.library-toolbar{display:block}.toolbar-title{margin-bottom:12px}.library-toolbar .filter-row{width:100%}.inline-search{flex:1}.inline-search .field{width:100%}.library-grid{grid-template-columns:1fr}.library-card-foot small{font-size:10px}.question-layout{grid-template-columns:1fr}.side-panel{order:-1;grid-template-columns:1fr 1fr}.side-panel .panel{grid-column:span 2}.question-card{padding:20px}.question-card h2{font-size:19px}.settings-grid{grid-template-columns:1fr}.bottom-nav{display:flex;position:fixed;left:10px;right:10px;bottom:10px;z-index:10;background:color-mix(in srgb,var(--surface) 94%,transparent);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:23px;padding:7px;justify-content:space-around;backdrop-filter:blur(12px)}.account-card{align-items:flex-start}.quota-mini{flex:1}.account-card>.button{flex:none}@media(max-width:520px){.account-card{flex-wrap:wrap}.account-card .quota-mini{order:4;flex-basis:100%;min-width:0}.account-card>.button{margin-left:auto}.template-grid{grid-template-columns:1fr}.auth-modal{padding:20px}.account-form{flex-direction:column}.account-actions{align-items:flex-start;flex-direction:column}}.bottom-nav button{flex:1;background:transparent;color:var(--muted);padding:7px 2px;border-radius:16px;font-size:10px}.bottom-nav button.active{color:var(--primary-strong);background:var(--primary-soft);font-weight:700}.bottom-nav i{display:block;font-style:normal;font-size:18px;margin-bottom:2px}}


/* Responsive interaction layer: prevent buttons from collapsing on narrow screens. */
.button,.icon-button,.nav-item,.template-button,.auth-tab,.modal-close,.avatar,.number{flex:0 0 auto;min-width:max-content}
.button{white-space:nowrap}
.heading-actions,.top-actions,.question-actions,.account-actions,.account-actions .heading-actions,.library-card-foot,.filter-row,.setting-actions,.admin-user-actions{min-width:0}
.top-actions{flex-wrap:nowrap}
.heading-actions{align-items:center}
.filter-row>.select{max-width:100%}
.library-card-foot .button{flex:none}
.admin-user-actions{flex-wrap:wrap}
@media(max-width:900px){
  .content{padding-left:24px;padding-right:24px}
  .topbar{padding-left:24px;padding-right:24px}
  .page-heading{align-items:flex-start;flex-wrap:wrap}
  .page-heading>.heading-actions{width:100%}
  .page-heading>.heading-actions .button{flex:0 1 auto}
  .library-overview{grid-template-columns:repeat(2,minmax(0,1fr))}
  .library-tip{grid-column:1/-1}
}
@media(max-width:760px){
  .content{padding:20px 16px 92px}
  .topbar{padding:0 12px;gap:8px}
  .topbar .search{min-width:0;flex:1}
  .top-actions{gap:3px}
  .top-actions .icon-button{width:36px;height:36px;font-size:16px}
  .top-actions .avatar{width:34px;height:34px;font-size:11px}
  .page-heading{gap:14px}
  .page-heading h1{font-size:32px}
  .page-heading>.heading-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .page-heading>.heading-actions .button{width:100%;min-width:0;padding:0 10px}
  .filter-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center}
  .filter-row .field,.filter-row .select{width:100%;min-width:0}
  .library-toolbar .filter-row{grid-template-columns:minmax(0,1fr) auto auto}
  .library-toolbar .filter-row .inline-search{min-width:0}
  .library-toolbar .filter-row .select{width:auto}
  .question-actions{display:grid;grid-template-columns:1fr 1fr}
  .question-actions .button{width:100%;min-width:0;padding:0 10px}
  .account-card{align-items:flex-start;flex-wrap:wrap}
  .account-card .quota-mini{order:4;flex-basis:100%;min-width:0}
  .account-card>.button{margin-left:auto}
  .account-actions{align-items:flex-start;flex-direction:column}
  .account-actions .heading-actions{width:100%;display:grid;grid-template-columns:1fr 1fr}
  .account-actions .heading-actions .button{width:100%;min-width:0}
  .admin-user-row{align-items:flex-start;flex-wrap:wrap}
  .admin-user-copy{min-width:calc(100% - 50px)}
  .admin-user-space{width:calc(100% - 42px);margin-left:42px}
  .admin-user-actions{width:100%;margin-left:42px}
  .admin-user-actions .button{flex:1;min-width:0}
  .library-card-foot{align-items:flex-start;flex-direction:column}
  .library-card-foot .button{width:100%}
  .template-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .topbar{height:auto;min-height:64px;padding-top:10px;padding-bottom:10px;align-items:center}
  .topbar .mobile-menu{display:grid;flex:none}
  .top-actions .icon-button:nth-child(2),.top-actions .icon-button:nth-child(3){display:none}
  .search input{font-size:13px;padding-top:10px;padding-bottom:10px}
  .hero-panel h2{font-size:25px}
  .library-overview{grid-template-columns:1fr 1fr;gap:8px}
  .overview-card{padding:13px;min-height:100px}
  .overview-card strong{font-size:24px}
  .library-toolbar{display:block}
  .library-toolbar .toolbar-title{margin-bottom:10px}
  .library-toolbar .filter-row{grid-template-columns:minmax(0,1fr) auto auto}
  .library-toolbar .filter-row .select{max-width:115px}
  .library-toolbar .filter-row .icon-button{width:38px;height:38px}
  .modal{padding:20px;border-radius:23px}
  .modal-head{gap:8px}
  .modal-head h2{font-size:22px}
  .modal-close{width:34px;height:34px}
  .template-button{min-width:0}
  .reset-option{padding:12px}
}
@media(max-width:400px){
  .content{padding-left:12px;padding-right:12px}
  .topbar{padding-left:8px;padding-right:8px}
  .top-actions{gap:0}
  .top-actions .avatar{width:32px;height:32px}
  .page-heading>.heading-actions{grid-template-columns:1fr}
  .filter-row,.library-toolbar .filter-row{grid-template-columns:1fr}
  .library-toolbar .filter-row .select,.library-toolbar .filter-row .icon-button{width:100%;max-width:none}
  .question-actions{grid-template-columns:1fr}
  .question-actions #prevQuestion{order:2}
  .question-actions #nextQuestion,.question-actions #submitAnswer{order:1}
  .library-overview{grid-template-columns:1fr 1fr}
  .overview-card{padding:11px}
  .overview-card .overview-icon{width:29px;height:29px}
  .overview-card strong{font-size:21px}
  .account-card>.button{width:100%;margin-left:0}
  .auth-submit{min-width:0}
}


/* Final visual polish and layout safety. */
html{overflow-x:hidden;scroll-behavior:smooth}
body{overflow-x:hidden}
.main-area{overflow-x:hidden}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid color-mix(in srgb,var(--primary) 34%,transparent);outline-offset:2px}
button:disabled{cursor:not-allowed;opacity:.52;transform:none!important;filter:none!important}
.panel,.stat-card,.focus-panel,.question-card,.library-card,.account-card{overflow:hidden}
.page-heading>div:first-child{min-width:0}
.page-heading h1,.page-heading p,.hero-panel h2,.hero-panel p{overflow-wrap:anywhere}
.table-wrap{border-radius:16px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.data-table th{white-space:nowrap}
.data-table td{vertical-align:middle}
.modal-backdrop{padding:clamp(12px,3vw,28px);padding-bottom:max(12px,env(safe-area-inset-bottom))}
.modal{width:min(620px,100%);max-width:100%;max-height:min(820px,calc(100dvh - 24px));overscroll-behavior:contain}
.auth-modal,.account-modal,.clean-start-modal,.data-import-modal{max-height:calc(100dvh - 24px)}
.bottom-nav{bottom:calc(10px + env(safe-area-inset-bottom));padding-bottom:calc(7px + env(safe-area-inset-bottom))}
@media(max-width:760px){
  .content{min-width:0}
  .panel,.question-card,.focus-panel,.stat-card,.library-card{border-radius:20px}
  .panel{padding:18px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-card{min-width:0}
  .stat-card>span:not(.stat-icon){white-space:normal;line-height:1.35}
  .question-card h2{font-size:20px;line-height:1.5}
  .question-meta{flex-wrap:wrap;row-gap:7px}
  .question-meta .icon-button{margin-left:auto}
  .option{min-height:56px}
  .table-wrap{margin:0 -2px;padding-bottom:2px}
  .data-table{min-width:560px}
  .modal .format-help{overflow-wrap:anywhere}
}
@media(max-width:560px){
  .page-heading h1{letter-spacing:-.5px}
  .section-header{align-items:flex-start}
  .section-header .button{white-space:nowrap}
  .hero-panel,.focus-panel{padding:20px}
  .hero-panel p{font-size:13px}
  .mini-chart{gap:6px}
  .library-card{padding:16px}
  .account-card{padding:16px}
  .account-copy{max-width:calc(100% - 58px)}
  .quota-mini{width:100%}
  .question-actions{gap:8px}
}
@media(max-width:400px){
  .topbar .search input{padding-left:32px}
  .topbar .search span{left:11px}
  .content{padding-top:16px}
  .stat-card{padding:13px}
  .stat-card strong{font-size:20px}
  .question-card{padding:16px}
  .question-card h2{font-size:18px}
  .side-panel{gap:10px}
  .timer{padding:14px}
  .timer strong{font-size:21px}
  .number-grid{gap:6px}
  .number{border-radius:10px}
}

.library-bulkbar,.mistake-bulkbar,.detail-bulkbar{display:none;align-items:center;gap:12px;padding:10px 13px;border:1px solid var(--line);border-radius:15px;background:var(--surface-low);margin:0 0 12px;font-size:12px;color:var(--muted)}
.library-bulkbar.visible,.mistake-bulkbar.visible,.detail-bulkbar.visible{display:flex}
.library-bulkbar>span,.mistake-bulkbar>span,.detail-bulkbar>span{flex:1}
.library-bulkbar>div,.mistake-bulkbar>div{display:flex;gap:7px}
.library-bulkbar .button,.mistake-bulkbar .button,.detail-bulkbar .button{min-height:32px;padding:0 11px;font-size:12px}
.library-select-wrap{position:absolute;left:0;top:0;z-index:2;padding:4px}.library-card{position:relative}.library-card-head{padding-left:25px}.library-select-wrap input,.question-check input{position:absolute;opacity:0}.library-select-wrap span,.question-check span{display:block;width:18px;height:18px;border:2px solid var(--muted);border-radius:5px;background:var(--surface)}.library-select-wrap input:checked+span,.question-check input:checked+span{border-color:var(--primary);background:var(--primary);box-shadow:inset 0 0 0 3px var(--surface)}
.detail-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}.detail-summary>div{padding:16px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.detail-summary strong,.detail-summary span{display:block}.detail-summary strong{font-size:23px}.detail-summary span{color:var(--muted);font-size:12px;margin-top:4px}.detail-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.detail-toolbar .filter-row{margin:0}.question-list{display:grid;gap:12px}.question-item{display:flex;gap:13px;padding:18px;border:1px solid var(--line);border-radius:20px;background:var(--surface)}.question-check{padding-top:3px;flex:none}.question-item-main{min-width:0;flex:1}.question-item-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-bottom:13px}.question-item-stem{font-size:16px;font-weight:700;line-height:1.55}.question-item-options{display:grid;gap:7px;margin-top:14px}.question-option{display:flex;align-items:flex-start;gap:8px;padding:9px 11px;border-radius:12px;background:var(--surface-low);font-size:13px;line-height:1.5}.question-option b{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--surface-high);color:var(--muted);font-size:11px;flex:none}.question-option.correct-option{border:1px solid var(--success);background:var(--success-soft)}.question-option.correct-option b{background:var(--success);color:#fff}.question-item-explanation{margin-top:12px;padding:11px 13px;border-radius:12px;background:var(--primary-soft);color:var(--muted);font-size:12px;line-height:1.6}.mistake-bulkbar{margin-top:0}.data-table th:first-child,.data-table td:first-child{width:36px}.data-table input{width:16px;height:16px;accent-color:var(--primary)}
@media(max-width:760px){.detail-summary{grid-template-columns:repeat(2,1fr)}.detail-toolbar{display:block}.detail-toolbar .filter-row{margin-bottom:10px}.detail-bulkbar{display:flex}.detail-bulkbar:not(.visible){opacity:.65}.library-bulkbar.visible,.mistake-bulkbar.visible{flex-wrap:wrap}.library-bulkbar>div,.mistake-bulkbar>div{width:100%}.library-bulkbar>div .button,.mistake-bulkbar>div .button{flex:1}.question-item{padding:14px}.question-item-stem{font-size:15px}.question-option{font-size:12px}}

.reset-actions{display:grid;gap:10px;margin:18px 0}.reset-action-card{display:flex;align-items:center;gap:11px;padding:13px;border:1px solid var(--line);border-radius:17px;background:var(--surface);transition:border-color .2s,background .2s}.reset-action-card:hover{border-color:var(--primary);background:var(--primary-soft)}.reset-action-icon{width:32px;height:32px;border-radius:11px;display:grid;place-items:center;font-weight:800;flex:none}.reset-action-icon.blue{background:var(--primary-soft);color:var(--primary-strong)}.reset-action-icon.mint{background:var(--tertiary-soft);color:var(--tertiary)}.reset-action-icon.red{background:var(--error-soft);color:var(--error)}.reset-action-copy{min-width:0;flex:1}.reset-action-copy strong,.reset-action-copy span{display:block}.reset-action-copy strong{font-size:13px}.reset-action-copy span{color:var(--muted);font-size:11px;line-height:1.5;margin-top:4px}.reset-action-card>.button{flex:none;min-height:34px;padding:0 11px;font-size:11px}
@media(max-width:560px){.reset-action-card{align-items:flex-start;flex-wrap:wrap}.reset-action-copy{max-width:calc(100% - 46px)}.reset-action-card>.button{width:100%;margin-left:43px}}

.select-trigger{display:inline-flex;margin:0 0 12px;min-height:36px;padding:0 14px}.select-mode-library .library-select-wrap,.select-mode-question .question-check,.select-mode-mistake .mistake-select{display:block}.library-select-wrap,.question-check,.mistake-select{display:none}.detail-pagination{display:flex;align-items:center;justify-content:center;gap:14px;margin:18px 0 4px;color:var(--muted);font-size:12px}.detail-pagination .button{min-height:36px;padding:0 14px;font-size:12px}.memorize-options .option{filter:blur(5px);transition:filter .2s}.memorize-options.revealed .option{filter:none}.memorize-options:after{content:'背题模式：点击“显示答案”后查看选项';display:block;color:var(--muted);font-size:12px;padding:8px 0}.memorize-options.revealed:after{content:''}.memorize-reveal{margin-top:12px}.library-card-head .library-select-wrap{display:none}.select-mode-library .library-card-head .library-select-wrap{display:block}@media(max-width:760px){.detail-pagination{gap:8px}.detail-pagination .button{flex:1;min-width:0}.detail-pagination span{white-space:nowrap}.select-trigger{width:100%}}

.number-grid{max-height:250px;overflow-y:auto;overflow-x:hidden;align-content:start;padding-right:3px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}.memorize-reveal{display:block;width:max-content}
@media(max-width:760px){.number-grid{max-height:190px}.memorize-reveal{width:100%}}

.library-bulkbar,.mistake-bulkbar,.detail-bulkbar{display:flex;flex-wrap:nowrap;white-space:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;min-height:50px;padding:7px 9px;gap:8px;align-items:center}.library-bulkbar::-webkit-scrollbar,.mistake-bulkbar::-webkit-scrollbar,.detail-bulkbar::-webkit-scrollbar{display:none}.library-bulkbar>label,.mistake-bulkbar>label,.detail-bulkbar>label{display:inline-flex;align-items:center;gap:6px;flex:none}.library-bulkbar>span,.mistake-bulkbar>span,.detail-bulkbar>span{flex:none;padding:0 3px}.library-bulkbar>div,.mistake-bulkbar>div{display:flex;align-items:center;gap:6px;flex:none}.library-bulkbar .select-trigger,.mistake-bulkbar .select-trigger,.detail-bulkbar .select-trigger{display:inline-flex;margin:0}.library-bulkbar.visible,.mistake-bulkbar.visible,.detail-bulkbar.visible{display:flex}.library-bulkbar:not(.visible) label,.library-bulkbar:not(.visible)>span,.library-bulkbar:not(.visible)>div,.mistake-bulkbar:not(.visible) label,.mistake-bulkbar:not(.visible)>span,.mistake-bulkbar:not(.visible)>div,.detail-bulkbar:not(.visible) label,.detail-bulkbar:not(.visible)>span,.detail-bulkbar:not(.visible)>button:not(.select-trigger){display:none}.library-bulkbar:not(.visible),.mistake-bulkbar:not(.visible),.detail-bulkbar:not(.visible){display:flex}
@media(max-width:760px){.library-bulkbar,.mistake-bulkbar,.detail-bulkbar{margin-bottom:10px;border-radius:14px}.library-bulkbar .button,.mistake-bulkbar .button,.detail-bulkbar .button{min-height:34px;padding:0 10px}.library-bulkbar>span,.mistake-bulkbar>span,.detail-bulkbar>span{font-size:11px}}