:root{--bg:#faf7f2;--surface:#fff;--text-primary:#2c1f14;--text-secondary:#7a6552;--text-muted:#b09880;--border:#e8ddd0;--tag-bg:#f0e8dc;--accent:#7b5041;--highlight:#f5ede3;--input-bg:#fffcf8}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{background:var(--bg);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,sans-serif;font-size:15px;line-height:1.6}#lock-screen{background:var(--bg);z-index:200;flex-direction:column;justify-content:center;align-items:center;padding:40px;display:flex;position:fixed;inset:0}.lock-emoji{margin-bottom:16px;font-size:40px}#lock-screen h1{margin-bottom:6px;font-size:26px;font-weight:700}#lock-screen p{color:var(--text-muted);margin-bottom:44px;font-size:14px}#pw-input{border:1.5px solid var(--border);background:var(--surface);letter-spacing:6px;text-align:center;width:100%;max-width:280px;color:var(--text-primary);border-radius:12px;outline:none;margin-bottom:14px;padding:14px 18px;font-size:20px;transition:border-color .2s}#pw-input:focus{border-color:var(--accent)}#pw-btn{background:var(--text-primary);width:100%;max-width:280px;color:var(--bg);cursor:pointer;border:none;border-radius:12px;padding:14px;font-size:16px;font-weight:600}#pw-btn:active{opacity:.75}#pw-error{color:#c0392b;height:18px;margin-top:12px;font-size:13px}#app{flex-direction:column;height:100dvh;display:flex}#header{background:var(--bg);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:52px 20px 13px;display:flex}#header-title{font-size:22px;font-weight:700}#content{flex:1;position:relative;overflow:hidden}.tab-panel{-webkit-overflow-scrolling:touch;position:absolute;inset:0;overflow:hidden auto}@keyframes calSlideFromRight{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes calSlideFromLeft{0%{transform:translate(-100%)}to{transform:translate(0)}}.cal-anim-next{animation:.28s cubic-bezier(.25,.46,.45,.94) both calSlideFromRight}.cal-anim-prev{animation:.28s cubic-bezier(.25,.46,.45,.94) both calSlideFromLeft}#bottom-tabs{background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0px);flex-shrink:0;display:flex}.tab-btn{cursor:pointer;color:var(--text-muted);touch-action:manipulation;background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:3px;padding:10px 0 12px;font-size:11px;transition:color .2s;display:flex}.tab-btn.active{color:var(--accent)}.tab-btn svg{width:23px;height:23px}.tab-btn .tab-icon-fill,.tab-btn.active .tab-icon-line{display:none}.tab-btn.active .tab-icon-fill{display:block}.search-bar-inner{background:var(--surface);border-bottom:1px solid var(--border);align-items:center;gap:8px;padding:10px 16px 8px;display:flex}.search-bar-input{background:var(--bg);color:var(--text-primary);border:none;border-radius:20px;outline:none;flex:1;padding:8px 12px;font-family:inherit;font-size:15px}.search-bar-close{color:var(--text-muted);cursor:pointer;touch-action:manipulation;background:0 0;border:none;padding:0 4px;font-size:20px;line-height:1}#search-btn{display:none}#add-btn,#manage-tags-btn,#search-btn,#health-edit-btn,#health-expand-btn,#learn-tag-manager-btn,#grammar-lib-btn{cursor:pointer;color:var(--text-secondary);touch-action:manipulation;background:0 0;border:none;padding:4px;line-height:1}#add-btn{padding:4px 2px;font-size:26px}#manage-tags-btn,#health-edit-btn,#health-expand-btn,#learn-tag-manager-btn{display:none}#header-right{align-items:center;gap:4px;display:flex}.hconfig-row{align-items:center;gap:10px;margin-bottom:14px;display:flex}.hconfig-name{border:1.5px solid var(--border);color:var(--text-primary);background:var(--bg);border-radius:10px;outline:none;flex:1;padding:10px 12px;font-family:inherit;font-size:15px}.hconfig-name:focus{border-color:var(--accent)}.hconfig-color{border:2px solid var(--border);cursor:pointer;appearance:none;background:0 0;border-radius:50%;flex-shrink:0;width:32px;height:32px;padding:0}.hconfig-color::-webkit-color-swatch-wrapper{border-radius:50%;padding:2px}.hconfig-color::-webkit-color-swatch{border:none;border-radius:50%}.hconfig-sub-label{color:var(--text-muted);margin-top:-4px;margin-bottom:8px;font-size:12px}#health-edit-sheet{z-index:100;display:none;position:fixed;inset:0}#health-edit-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.health-edit-body{background:var(--surface);padding:20px 20px calc(20px + env(safe-area-inset-bottom));z-index:1;border-radius:16px 16px 0 0;max-height:80vh;position:relative;overflow-y:auto}#manage-tags-sheet{z-index:100;display:none;position:fixed;inset:0}#manage-tags-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.manage-tags-body{background:var(--surface);padding:0 0 calc(16px + env(safe-area-inset-bottom));z-index:1;border-radius:16px 16px 0 0;flex-direction:column;max-height:80vh;display:flex;position:relative}.manage-tags-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px 10px;display:flex}.manage-tags-header-left{flex-direction:column;gap:3px;display:flex}.manage-tags-header-title{color:var(--text-primary);font-size:15px;font-weight:600}.manage-tags-header-sub{color:var(--text-muted);font-size:12px}.manage-tags-list{-webkit-overflow-scrolling:touch;padding:16px 20px 4px;overflow-y:auto}.manage-tag-group{margin-bottom:18px}.manage-tag-group-label{color:var(--text-muted);letter-spacing:.3px;cursor:pointer;touch-action:manipulation;text-align:left;background:0 0;border:none;margin-bottom:8px;padding:0;font-size:12px;font-weight:500;display:block}.manage-tag-pills{flex-wrap:wrap;gap:8px;display:flex}.manage-tag-pill{background:var(--tag-bg);color:var(--text-primary);cursor:pointer;touch-action:manipulation;border:none;border-radius:20px;padding:6px 14px;font-family:inherit;font-size:14px}.manage-tag-add-pill{border:1.5px dashed var(--border);color:var(--text-muted);cursor:pointer;touch-action:manipulation;background:0 0;border-radius:20px;padding:5px 12px;font-family:inherit;font-size:16px;line-height:1}.manage-tag-add-group-btn{border:1.5px dashed var(--border);width:100%;color:var(--text-muted);cursor:pointer;touch-action:manipulation;text-align:center;box-sizing:border-box;background:0 0;border-radius:12px;margin-top:4px;margin-bottom:8px;padding:12px;font-family:inherit;font-size:14px;display:block}.cal-header{justify-content:space-between;align-items:center;padding:18px 20px 10px;display:flex}.cal-month{font-size:17px;font-weight:600}.cal-nav{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;border-radius:8px;align-items:center;padding:6px;display:flex}.cal-nav:active{background:var(--tag-bg)}.cal-weekdays{grid-template-columns:repeat(7,1fr);padding:0 14px 6px;display:grid}.cal-wd{text-align:center;color:var(--text-muted);padding:4px 0;font-size:12px}.cal-grid{grid-template-columns:repeat(7,1fr);gap:2px;padding:0 14px 16px;display:grid}.cal-day{aspect-ratio:1;color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;font-size:14px;display:flex;position:relative}.cal-day.real{cursor:pointer}.cal-day.real:active{background:var(--tag-bg)}.cal-day.has-entry{color:var(--text-primary);font-weight:700}.cal-day.holiday:after{content:"";background:var(--accent);border-radius:50%;width:4px;height:4px;position:absolute;bottom:4px}.cal-day.today{background:var(--tag-bg);color:var(--text-primary)}.section-label{color:var(--text-muted);letter-spacing:.06em;padding:4px 20px 8px;font-size:12px;font-weight:600}.entry-row{border-bottom:1px solid var(--border);cursor:pointer;align-items:flex-start;gap:16px;padding:14px 20px;transition:background .15s;display:flex}.entry-row:active{background:var(--highlight)}.entry-date-col{text-align:center;flex-shrink:0;min-width:34px}.entry-day{font-size:22px;font-weight:700;line-height:1.1}.entry-wd{color:var(--text-muted);margin-top:1px;font-size:11px}.entry-content-col{flex:1;min-width:0}.entry-preview{color:var(--text-secondary);font-size:14px}.entry-tags{flex-wrap:wrap;gap:4px;margin-top:6px;display:flex}.tag-chip{background:var(--tag-bg);color:var(--text-secondary);border:1px solid var(--border);border-radius:20px;padding:2px 8px;font-size:11px}.slide-panel{background:var(--bg);-webkit-overflow-scrolling:touch;z-index:10;transition:transform .28s cubic-bezier(.4,0,.2,1);position:absolute;inset:0;overflow-y:auto;transform:translate(100%)}.slide-panel.open{transform:translate(0)}.panel-header{border-bottom:1px solid var(--border);background:var(--bg);z-index:1;padding:52px 20px 14px;position:sticky;top:0}.back-btn{cursor:pointer;color:var(--accent);background:0 0;border:none;align-items:center;gap:5px;margin-bottom:10px;padding:0;font-size:15px;display:flex}.panel-header-top{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.panel-header-top .back-btn{margin-bottom:0}.panel-header-edit-btn{cursor:pointer;color:var(--accent);background:0 0;border:none;padding:0;font-size:15px}.learn-count-btn{background:var(--tag-bg);color:var(--text-secondary);cursor:pointer;touch-action:manipulation;border:none;border-radius:20px;align-items:center;gap:5px;padding:5px 11px;font-size:13px;font-weight:600;display:flex}.learn-count-btn:active{background:var(--highlight)}.panel-title{font-size:20px;font-weight:700}.panel-subtitle{color:var(--text-muted);margin-top:2px;font-size:13px}.detail-body{padding:20px}.detail-section{margin-bottom:24px}.detail-section-label{color:var(--text-muted);letter-spacing:.08em;margin-bottom:10px;font-size:12px;font-weight:700}.events-text{color:var(--text-primary);white-space:pre-wrap;word-break:break-word;font-size:15px;line-height:1.75}.cat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:10px;padding:14px 16px}.cat-card-tag{color:var(--accent);margin-bottom:4px;font-size:12px;font-weight:700}.cat-card-title{color:var(--text-primary);margin-bottom:6px;font-size:15px;font-weight:600}.cat-card-content{color:var(--text-primary);white-space:pre-wrap;word-break:break-word;font-size:14px;line-height:1.75}.detail-divider{background:var(--border);height:1px;margin:0 -20px 24px}.cat-day-diary{border-top:1px solid var(--border);margin-top:32px;padding-top:16px}.cat-day-diary-toggle{cursor:pointer;width:100%;color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase;background:0 0;border:none;justify-content:space-between;align-items:center;padding:0;font-size:13px;font-weight:700;display:flex}.cat-day-diary-toggle svg{transition:transform .2s}.cat-day-diary-toggle.open svg{transform:rotate(180deg)}.cat-day-diary-content{padding-top:14px}#panel-edit.cat-only #form-section-events,#panel-edit.cat-only #form-section-summary{display:none}.detail-edit-btn{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;align-items:center;gap:6px;margin-bottom:20px;padding:7px 14px;font-size:13px;display:flex}.detail-edit-btn:active{background:var(--tag-bg)}.tags-grid{flex-wrap:wrap;gap:10px;padding:18px 20px;display:flex}.tag-btn{background:var(--surface);border:1.5px solid var(--border);color:var(--text-primary);cursor:pointer;border-radius:20px;align-items:center;gap:4px;padding:8px 16px;font-size:14px;display:flex}.tag-btn:active{background:var(--tag-bg);border-color:var(--accent);color:var(--accent)}.tag-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.tag-btn.active .tag-count-badge{color:#ffffffb3}.tag-count-badge{color:var(--text-muted);font-size:12px}.cat-feed-item{border-bottom:1px solid var(--border);cursor:pointer;align-items:center;gap:12px;padding:14px 20px;display:flex}.cat-feed-item:active{background:var(--highlight)}.cat-feed-content{flex:1;min-width:0}.cat-feed-edit-btn{cursor:pointer;color:var(--text-muted);touch-action:manipulation;background:0 0;border:none;flex-shrink:0;padding:4px}.cat-feed-meta{align-items:center;gap:8px;margin-bottom:6px;display:flex}.cat-feed-date{color:var(--text-muted);font-size:12px}.cat-feed-tag-chip{color:var(--accent);background:var(--tag-bg);border-radius:10px;padding:2px 8px;font-size:11px;font-weight:700}.cat-feed-title{color:var(--text-secondary);font-size:15px}.cat-feed-preview{color:var(--text-secondary);font-size:14px}#panel-edit{z-index:20;overflow-y:auto}.edit-header{z-index:1;background:var(--bg);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:52px 20px 13px;display:flex;position:sticky;top:0}.edit-cancel-btn{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;padding:4px 0;font-size:15px}.edit-header-title{font-size:16px;font-weight:600}.edit-save-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:7px 18px;font-size:15px;font-weight:600}.edit-save-btn:active{opacity:.8}#edit-form{padding:20px}.form-section{margin-bottom:26px}.form-label{color:var(--text-muted);letter-spacing:.08em;margin-bottom:10px;font-size:12px;font-weight:700}.date-display{background:var(--surface);border:1.5px solid var(--border);cursor:pointer;border-radius:10px;align-items:center;gap:10px;padding:12px 14px;display:flex;position:relative}.date-display-text{font-size:15px;font-weight:500}#edit-date-input{opacity:0;cursor:pointer;font-size:16px;position:absolute;inset:0}.form-textarea{border:1.5px solid var(--border);background:var(--input-bg);width:100%;min-height:120px;color:var(--text-primary);resize:none;border-radius:10px;outline:none;padding:12px 14px;font-family:inherit;font-size:16px;line-height:1.7;transition:border-color .2s;overflow:hidden}.form-textarea:focus{border-color:var(--accent)}.form-textarea::placeholder{color:var(--text-muted)}.form-section-header{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.add-cat-btn{cursor:pointer;color:var(--accent);background:0 0;border:none;padding:2px 0;font-size:14px;font-weight:600}.cat-item{border:1.5px solid var(--border);background:var(--surface);border-radius:12px;margin-bottom:12px;overflow:hidden}.cat-item-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:10px 14px;display:flex}.tag-select-btn{cursor:pointer;color:var(--text-primary);background:0 0;border:none;align-items:center;gap:6px;padding:0;font-size:14px;font-weight:500;display:flex}.tag-select-btn.empty{color:var(--accent)}.tag-select-arrow{color:var(--text-muted);font-size:12px}.cat-remove-btn{cursor:pointer;color:var(--text-muted);background:0 0;border:none;padding:0 2px;font-size:20px;line-height:1}.cat-title-input{border:none;border-bottom:1px solid var(--border);width:100%;color:var(--text-primary);background:0 0;outline:none;padding:10px 14px;font-family:inherit;font-size:16px;font-weight:600}.cat-title-input::placeholder{color:var(--text-muted);font-weight:400}.cat-textarea{width:100%;color:var(--text-primary);background:0 0;border:none;outline:none;min-height:80px;padding:12px 14px;font-family:inherit;font-size:16px;line-height:1.7}.cat-textarea:empty:before{content:attr(data-placeholder);color:var(--text-muted);pointer-events:none}.cat-textarea *,.cat-original-textarea *{font-family:inherit!important;font-size:inherit!important}.cat-field-sep{color:var(--text-muted);letter-spacing:.08em;border-top:1px solid var(--border);padding:6px 14px 4px;font-size:11px;font-weight:700}.cat-original-textarea{background:var(--highlight);width:100%;color:var(--text-secondary);border:none;outline:none;min-height:60px;padding:8px 14px 12px;font-family:inherit;font-size:15px;line-height:1.7}.cat-original-textarea:empty:before{content:attr(data-placeholder);color:var(--text-muted);pointer-events:none}.health-section{border-bottom:1px solid var(--border);padding:12px 20px}.health-section-title{color:var(--text-primary);cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;margin-bottom:0;font-size:18px;font-weight:700;display:flex}.health-section-arrow{color:var(--text-muted);flex-shrink:0;transition:transform .2s}.health-section.open .health-section-arrow{transform:rotate(180deg)}.health-section-sub{color:var(--text-muted);margin-top:3px;font-size:12px}.health-section-body{padding-top:12px;display:none}.health-section.open .health-section-body{display:block}.health-cal-month{color:var(--text-secondary);text-align:center;margin-bottom:10px;font-size:14px}.health-cal-grid{-webkit-user-select:none;user-select:none}.hcal-weekdays{grid-template-columns:repeat(7,1fr);margin-bottom:4px;display:grid}.hcal-wd{text-align:center;color:var(--text-muted);padding:4px 0;font-size:11px}.hcal-days{grid-template-columns:repeat(7,1fr);gap:8px 2px;display:grid}.hcal-day{aspect-ratio:1;cursor:pointer;width:80%;color:var(--text-primary);border-radius:50%;justify-content:center;align-items:center;margin:0 auto;font-size:14px;display:flex}.hcal-day.empty{cursor:default}.hcal-day.today{border:1.5px solid var(--accent);color:var(--accent);font-weight:700}.hcal-day.has-water{color:#fff;font-weight:700}.hcal-day.has-water.today{border-color:#0000}.hcal-day.has-exercise{color:#fff;font-weight:600}.hcal-day.has-exercise.today{border-color:#0000}.hcal-day.has-bowel{color:#fff;font-weight:600}.hcal-day.has-bowel.today{border-color:#0000}.hcal-day.has-sleep{color:#fff;font-weight:600}.hcal-day.has-sleep.today{border-color:#0000}.hcal-day.has-sugar{color:#fff;font-weight:600;position:relative;overflow:hidden}.hcal-day.has-sugar.today{border-color:#0000}.hcal-day.has-overeating{color:#fff;font-weight:600}.hcal-day.has-overeating.today{border-color:#0000}.hcal-day.has-other{color:#fff;font-weight:600}.hcal-day.has-other.today{border-color:#0000}.overeating-records{padding:0 20px 12px}.overeating-record-item{border-bottom:1px solid var(--border);padding:10px 0}.overeating-record-item:last-child{border-bottom:none}.overeating-record-date{color:var(--text-muted);margin-bottom:4px;font-size:12px}.overeating-record-content{color:var(--text-secondary);font-size:14px;line-height:1.5}.sugar-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.sugar-tabs{flex-wrap:wrap;gap:14px;margin-top:5px;display:flex}.sugar-tab{color:var(--text-muted);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;border-bottom:1.5px solid #0000;align-items:center;gap:5px;padding-bottom:2px;font-size:12px;display:flex}.sugar-tab.active{color:var(--text-primary)}.sugar-toggle-row{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.sugar-toggle-label{color:var(--text-primary);font-size:15px}.sugar-toggle-btn{border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:20px;padding:6px 16px;font-size:14px;transition:background .15s,color .15s,border-color .15s}.sugar-glucose-label{color:var(--text-secondary);margin-bottom:6px;font-size:14px}#sugar-sheet{z-index:100;display:none;position:fixed;inset:0}#sugar-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.hcal-day.has-sleepq{font-weight:600;position:relative;overflow:hidden}.hcal-day.has-sleepq.today{border-color:#0000}#sleep-sheet{z-index:100;display:none;position:fixed;inset:0}#sleep-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.sleep-quality-choices{gap:12px;margin-bottom:4px;display:flex}.sleep-q-btn{border:1.5px solid var(--border);background:var(--input-bg);color:var(--text-primary);cursor:pointer;border-radius:12px;flex:1;padding:12px;font-size:15px;transition:background .15s,border-color .15s}.sleep-q-btn.selected{border-color:var(--accent);background:var(--highlight);font-weight:600}.learn-section{padding:20px 20px 8px}.learn-cal-month{color:var(--text-secondary);text-align:center;margin-bottom:10px;font-size:14px}.learn-cal-grid{-webkit-user-select:none;user-select:none}.lcal-weekdays{grid-template-columns:repeat(7,1fr);margin-bottom:4px;display:grid}.lcal-wd{text-align:center;color:var(--text-muted);padding:4px 0;font-size:11px}.lcal-days{grid-template-columns:repeat(7,1fr);gap:8px 2px;display:grid}.lcal-day{aspect-ratio:1;cursor:pointer;width:80%;color:var(--text-primary);border-radius:50%;justify-content:center;align-items:center;margin:0 auto;font-size:14px;display:flex}.lcal-day.empty{cursor:default;pointer-events:none}.lcal-day.today{border:1.5px solid var(--accent);color:var(--accent);font-weight:700}.lcal-day.has-learn{color:#fff;background:#7ba7cc;font-weight:600}.lcal-day.has-learn.today{border-color:#0000}.learn-article-list{padding:0 16px}.learn-article-item{border-bottom:1px solid var(--border);cursor:pointer;align-items:flex-start;gap:10px;padding:13px 4px;display:flex}.learn-article-item:last-child{border-bottom:none}.learn-article-dot{background:#7ba7cc;border-radius:50%;flex-shrink:0;width:8px;height:8px;margin-top:6px}.learn-article-meta{flex:1;min-width:0}.learn-article-title-row{flex-wrap:wrap;align-items:baseline;gap:4px 5px;display:flex}.learn-article-title-text{color:var(--text-primary);font-size:15px;font-weight:500}.learn-article-dates{color:var(--text-muted);white-space:nowrap;margin-top:2px;font-size:12px}.learn-tag-pill{background:var(--tag-bg);color:var(--text-secondary);border-radius:6px;flex-shrink:0;padding:1px 7px;font-size:11px}.learn-edit-tag-row{flex-wrap:wrap;align-items:center;gap:6px;padding:4px 0;display:flex}.learn-edit-tag-chip{background:var(--tag-bg);color:var(--text-secondary);border:1.5px solid var(--border);cursor:pointer;touch-action:manipulation;border-radius:20px;padding:5px 13px;font-size:13px}.learn-edit-tag-chip.selected{background:var(--accent);color:#fff;border-color:var(--accent)}.learn-add-tag-btn{border:1.5px dashed var(--border);color:var(--text-muted);cursor:pointer;touch-action:manipulation;background:0 0;border-radius:20px;padding:4px 12px;font-size:13px}#learn-tag-picker-sheet{z-index:100;display:none;position:fixed;inset:0}#learn-tag-picker-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}#learn-tag-manager-sheet{z-index:100;display:none;position:fixed;inset:0}#learn-tag-manager-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.learn-tag-manager-item{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:12px 0;display:flex}.learn-tag-manager-item:last-child{border-bottom:none}.learn-tag-manager-name{color:var(--text-primary);flex:1;font-size:15px}.learn-tag-manager-rename{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;touch-action:manipulation;background:0 0;border-radius:6px;padding:3px 8px;font-size:12px}.learn-tag-manager-del{color:#c0392b;cursor:pointer;touch-action:manipulation;background:0 0;border:none;padding:0 4px;font-size:20px;line-height:1}.learn-article-url{padding:12px 20px 4px}.learn-article-url a{color:var(--accent);word-break:break-all;font-size:14px;text-decoration:none}.learn-single-session{padding:14px 20px 20px}.learn-single-title{color:var(--text-primary);margin-bottom:8px;font-size:15px;font-weight:700}.learn-single-content{color:var(--text-primary);word-break:break-word;font-size:15px;line-height:1.85}.learn-single-content p{margin:0 0 .6em}.learn-single-content b,.learn-single-content strong{font-weight:700}.learn-single-content i,.learn-single-content em{font-style:italic}.learn-single-content ul,.learn-single-content ol{margin:.4em 0;padding-left:1.4em}.learn-single-content li{margin:.2em 0}.learn-acc-wrap{margin-top:6px}.learn-acc-item{border-bottom:1px solid var(--border)}.learn-acc-item:first-child{border-top:1px solid var(--border)}.learn-acc-header{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.learn-acc-title{color:var(--text-primary);font-size:15px;font-weight:600}.learn-acc-arrow{width:18px;height:18px;color:var(--text-muted);flex-shrink:0;transition:transform .2s}.learn-acc-item.open .learn-acc-arrow{transform:rotate(180deg)}.learn-acc-body{color:var(--text-primary);word-break:break-word;padding:0 20px 16px;font-size:15px;line-height:1.85;display:none}.learn-acc-body p{margin:0 0 .6em}.learn-acc-body b,.learn-acc-body strong{font-weight:700}.learn-acc-body i,.learn-acc-body em{font-style:italic}.learn-acc-body ul,.learn-acc-body ol{margin:.4em 0;padding-left:1.4em}.learn-acc-body li{margin:.2em 0}.learn-acc-item.open .learn-acc-body{display:block}.learn-session-card{border:1px solid var(--border);background:var(--surface);border-radius:12px;margin-bottom:12px;overflow:hidden}.learn-session-card-header{border-bottom:1px solid var(--border);background:var(--highlight);align-items:center;gap:8px;padding:10px 12px;display:flex}.learn-session-num{color:var(--text-muted);letter-spacing:.04em;flex-shrink:0;font-size:11px;font-weight:700}.learn-session-title-input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:15px;font-weight:600}.learn-session-title-input::placeholder{color:var(--text-muted);font-weight:400}.learn-session-del{color:var(--text-muted);cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:0 2px;font-size:20px;line-height:1}.learn-session-content-ta{width:100%;color:var(--text-primary);word-break:break-word;background:0 0;border:none;outline:none;min-height:100px;padding:12px 14px;font-family:inherit;font-size:15px;line-height:1.75;display:block}.learn-session-content-ta:empty:before{content:attr(data-placeholder);color:var(--text-muted);pointer-events:none}.learn-session-content-ta *,.learn-single-content *,.learn-acc-body *{font-family:inherit!important;font-size:inherit!important}.learn-add-session-btn{border:1.5px dashed var(--border);width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:12px;justify-content:center;align-items:center;gap:6px;margin-top:4px;padding:13px;font-family:inherit;font-size:15px;display:flex}.learn-add-session-btn:active{background:var(--highlight)}#grammar-lib-btn{display:none}.grammar-list-item{border-bottom:1px solid var(--border);cursor:pointer;touch-action:manipulation;justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.grammar-list-item:active{background:var(--highlight)}.grammar-list-title{color:var(--text-primary);font-size:15px}.grammar-list-count{color:var(--text-muted);background:var(--tag-bg);border-radius:10px;flex-shrink:0;padding:2px 8px;font-size:12px}.grammar-entry-title{color:var(--text-primary);padding:20px 20px 12px;font-size:20px;font-weight:700}.grammar-entry-section{border-bottom:1px solid var(--border);padding:12px 20px}.grammar-entry-section-header{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;display:flex}.grammar-entry-section-label{color:var(--text-muted);letter-spacing:.04em;font-size:13px;font-weight:600}.grammar-entry-content{color:var(--text-secondary);white-space:pre-wrap;margin-top:10px;font-size:15px;line-height:1.7}.grammar-entry-content.collapsed{display:none}.grammar-entry-example{color:var(--text-secondary);border-bottom:1px solid var(--border);padding:10px 20px;font-size:14px;line-height:1.6}.grammar-session-chips{flex-wrap:wrap;gap:6px;margin-top:8px;padding:0 2px;display:flex}.grammar-session-chip{background:var(--tag-bg);color:var(--accent);cursor:pointer;border:1px solid var(--border);touch-action:manipulation;border-radius:14px;padding:3px 10px;font-size:12px}.grammar-assoc-btn{border:1px dashed var(--border);color:var(--text-muted);cursor:pointer;touch-action:manipulation;background:0 0;border-radius:14px;margin-top:8px;padding:3px 10px;font-family:inherit;font-size:12px}.grammar-assoc-btn:active{background:var(--highlight)}#grammar-edit-sheet{z-index:100;display:none;position:fixed;inset:0}#grammar-edit-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}#grammar-assoc-sheet{z-index:100;display:none;position:fixed;inset:0}#grammar-assoc-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.grammar-assoc-body{z-index:1;background:var(--surface);border-radius:18px 18px 0 0;flex-direction:column;max-height:70vh;display:flex;position:relative;overflow:hidden}.grammar-assoc-search{border:none;border-bottom:1px solid var(--border);width:100%;color:var(--text-primary);box-sizing:border-box;background:0 0;outline:none;padding:12px 20px;font-family:inherit;font-size:16px}.grammar-assoc-list{flex:1;overflow-y:auto}.grammar-assoc-item{border-bottom:1px solid var(--border);cursor:pointer;touch-action:manipulation;align-items:center;gap:12px;padding:13px 20px;display:flex}.grammar-assoc-item:active{background:var(--highlight)}.grammar-assoc-check{border:2px solid var(--border);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;font-size:12px;display:flex}.grammar-assoc-item.selected .grammar-assoc-check{background:var(--accent);border-color:var(--accent);color:#fff}.grammar-assoc-name{color:var(--text-primary);font-size:15px}.grammar-lib-add-btn{background:var(--accent);color:#fff;cursor:pointer;touch-action:manipulation;border:none;border-radius:12px;width:calc(100% - 40px);margin:16px 20px 8px;padding:13px;font-family:inherit;font-size:15px}.grammar-lib-add-btn:active{opacity:.85}.grammar-edit-body{z-index:1;background:var(--surface);border-radius:18px 18px 0 0;flex-direction:column;gap:12px;padding:20px;display:flex;position:relative}.grammar-edit-input{border:1.5px solid var(--border);color:var(--text-primary);background:var(--bg);box-sizing:border-box;border-radius:10px;outline:none;width:100%;padding:10px 14px;font-family:inherit;font-size:15px}.grammar-edit-input:focus{border-color:var(--accent)}.grammar-edit-textarea{border:1.5px solid var(--border);color:var(--text-primary);background:var(--bg);box-sizing:border-box;resize:vertical;border-radius:10px;outline:none;width:100%;min-height:120px;padding:10px 14px;font-family:inherit;font-size:15px}.grammar-edit-textarea:focus{border-color:var(--accent)}.grammar-edit-actions{gap:10px;margin-top:4px;display:flex}.grammar-edit-del{border:1.5px solid var(--border);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:10px;padding:11px 16px;font-family:inherit;font-size:14px}.grammar-edit-save{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;flex:1;padding:12px;font-family:inherit;font-size:15px}.grammar-edit-cancel{border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:10px;padding:11px 16px;font-family:inherit;font-size:14px}.learn-url-input{border:none;border-bottom:1px solid var(--border);width:100%;color:var(--text-primary);background:0 0;outline:none;padding:12px 14px;font-family:inherit;font-size:15px}.learn-url-input::placeholder{color:var(--text-muted)}#learn-day-sheet{z-index:100;display:none;position:fixed;inset:0}#learn-day-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}#learn-link-sheet{z-index:100;display:none;position:fixed;inset:0}#learn-link-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.learn-sheet-body{background:var(--surface);z-index:1;padding:0 0 calc(16px + env(safe-area-inset-bottom));border-radius:20px 20px 0 0;position:relative}.learn-sheet-handle{background:var(--border);border-radius:2px;width:36px;height:4px;margin:12px auto 0}.learn-sheet-title{color:var(--text-primary);text-align:center;padding:16px 20px 8px;font-size:15px;font-weight:600}.learn-sheet-action{background:var(--highlight);width:calc(100% - 40px);color:var(--text-primary);cursor:pointer;text-align:center;border:none;border-radius:12px;margin:8px 20px 0;padding:14px;font-family:inherit;font-size:16px;display:block}.learn-sheet-cancel{width:calc(100% - 40px);color:var(--text-muted);cursor:pointer;text-align:center;background:0 0;border:none;border-radius:12px;margin:8px 20px 0;padding:14px;font-family:inherit;font-size:16px;display:block}.learn-link-list{max-height:50vh;overflow-y:auto}.learn-link-item{border-bottom:1px solid var(--border);cursor:pointer;color:var(--text-primary);padding:14px 20px;font-size:15px}.learn-link-item:active{background:var(--highlight)}.learn-link-empty{text-align:center;color:var(--text-muted);padding:20px;font-size:14px}.tag-edit-icon{opacity:.45;touch-action:manipulation;margin-left:5px;padding:2px 2px 2px 4px;font-size:12px}.tag-btn.active .tag-edit-icon{opacity:.7}#rename-tag-sheet{z-index:120;display:none;position:fixed;inset:0}#rename-tag-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}#exercise-sheet{z-index:100;display:none;position:fixed;inset:0}#exercise-sheet.open{flex-direction:column;justify-content:flex-end;display:flex}.exercise-sheet-body{background:var(--surface);padding:20px 20px calc(20px + env(safe-area-inset-bottom));z-index:1;border-radius:16px 16px 0 0;position:relative}.exercise-sheet-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.exercise-sheet-header span{color:var(--text-primary);font-size:15px;font-weight:600}.exercise-sheet-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:0;font-size:22px}.exercise-sheet-input{border:1.5px solid var(--border);width:100%;color:var(--text-primary);background:var(--bg);border-radius:10px;outline:none;margin-bottom:14px;padding:12px 14px;font-family:inherit;font-size:16px}.exercise-sheet-input:focus{border-color:var(--accent)}.exercise-sheet-actions{gap:10px;display:flex}.exercise-sheet-clear{border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:10px;flex:1;padding:12px;font-size:15px}.exercise-sheet-save{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;flex:2;padding:12px;font-size:15px;font-weight:600}.view-original-btn{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;touch-action:manipulation;background:0 0;border-radius:6px;margin-top:14px;padding:5px 14px;font-size:13px;display:inline-block}.view-original-btn:active{background:var(--tag-bg)}.original-content{color:var(--text-secondary);white-space:pre-wrap;word-break:break-word;border-left:2px solid var(--border);margin-top:12px;padding-left:14px;font-size:14px;line-height:1.75}#tag-picker{z-index:100;display:none;position:fixed;inset:0}#tag-picker.open{flex-direction:column;justify-content:flex-end;display:flex}.picker-overlay{background:#00000059;position:absolute;inset:0}.picker-sheet{background:var(--surface);padding:0 0 env(safe-area-inset-bottom,34px);border-radius:20px 20px 0 0;flex-direction:column;max-height:70vh;display:flex;position:relative}.picker-handle{background:var(--border);border-radius:2px;width:36px;height:4px;margin:12px auto 0}.picker-title{border-bottom:1px solid var(--border);padding:12px 20px 10px;font-size:15px;font-weight:600}.picker-search{border-bottom:1px solid var(--border);padding:10px 20px}#picker-input{border:1.5px solid var(--border);background:var(--input-bg);width:100%;color:var(--text-primary);border-radius:8px;outline:none;padding:9px 12px;font-family:inherit;font-size:16px}#picker-input:focus{border-color:var(--accent)}.picker-tags{-webkit-overflow-scrolling:touch;flex-wrap:wrap;gap:10px;padding:14px 20px 24px;display:flex;overflow-y:auto}.picker-tag-btn{background:var(--tag-bg);border:1.5px solid var(--border);color:var(--text-primary);cursor:pointer;border-radius:20px;padding:7px 14px;font-size:14px}.picker-tag-btn:active{border-color:var(--accent);color:var(--accent)}.picker-tag-btn.selected{background:var(--accent);color:#fff;border-color:var(--accent)}.picker-tag-btn.custom-tag{color:var(--accent);background:0 0;border-style:dashed}.picker-group-label{color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase;flex-basis:100%;margin-top:8px;font-size:11px;font-weight:700}.picker-group-label:first-child{margin-top:0}.picker-add-tag-btn{border:1.5px dashed var(--border);width:32px;height:32px;color:var(--text-muted);cursor:pointer;touch-action:manipulation;background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:18px;line-height:1;display:flex}#group-picker{z-index:110;display:none;position:fixed;inset:0}#group-picker.open{flex-direction:column;justify-content:flex-end;display:flex}.group-pick-item{border:none;border-bottom:1px solid var(--border);width:100%;color:var(--text-primary);text-align:left;cursor:pointer;background:0 0;padding:15px 20px;font-family:inherit;font-size:15px;display:block}.group-pick-item:active{background:var(--highlight)}.group-pick-new{color:var(--accent);font-weight:600}.picker-done-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:5px 14px;font-size:14px;font-weight:600}