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4px;display:flex;overflow-x:auto}.heat-col{flex-direction:column;gap:4px;display:flex}.heat{background:var(--line);border-radius:4px;width:15px;height:15px;display:block}.heat.l0{background:var(--line)}@supports (color:color-mix(in lab,red,red)){.heat.l0{background:color-mix(in srgb,var(--line) 70%,transparent)}}.heat.l1{background:#c9e8d6}.heat.l2{background:#8fd4ae}.heat.l3{background:#4bb183}.heat.l4{background:#2c8560}.dark .heat.l1{background:#1f4a37}.dark .heat.l2{background:#2c6b4e}.dark .heat.l3{background:#3f9b71}.dark .heat.l4{background:#59c793}.heat-legend{color:var(--muted);justify-content:flex-end;align-items:center;gap:5px;padding:8px 6px 0;font-size:10px;display:flex}.heat-legend i{border-radius:3px;width:13px;height:13px}.backup-row{background:var(--surface);border:1px solid var(--line);border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:16px;padding:18px 22px;display:flex}.backup-row b{font-size:14px;display:block}.backup-row small{color:var(--muted);max-width:520px;margin-top:4px;font-size:11px;display:block}.backup-btns{gap:10px;display:flex}.backup-btns button,.import-btn{border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;border-radius:11px;padding:11px 18px;font-size:12px;font-weight:700}.backup-btns button:hover,.import-btn:hover{border-color:var(--purple);color:var(--purple)}.import-btn input{display:none}.reading-group{margin-bottom:6px}.reading-group-head{background:var(--surface);z-index:1;justify-content:space-between;align-items:center;padding:12px 9px 6px;display:flex;position:sticky;top:0}.reading-group-head span{color:var(--purple);letter-spacing:.5px;font-size:11px;font-weight:800}.reading-group-head em{color:var(--muted);background:var(--bg);border-radius:8px;padding:2px 8px;font-size:10px;font-style:normal}.reading-list button{grid-template-columns:32px 1fr!important}.toolbar{flex-wrap:wrap}.global-toggle{border:1px solid var(--line);background:var(--surface);color:var(--muted);white-space:nowrap;border-radius:12px;padding:0 14px;font-size:12px;font-weight:700}.global-toggle:hover{border-color:var(--purple);color:var(--purple)}.global-toggle.on{background:var(--purple-soft);color:var(--purple);border-color:var(--purple)}@supports (color:color-mix(in lab,red,red)){.global-toggle.on{border-color:color-mix(in srgb,var(--purple) 30%,transparent)}}.res-src{letter-spacing:.3px;color:var(--purple);background:var(--purple-soft);text-overflow:ellipsis;white-space:nowrap;border-radius:7px;max-width:120px;padding:3px 7px;font-size:9px;font-weight:800;position:absolute;top:13px;right:14px;overflow:hidden}.res-src.id{color:#23815f;background:#e1f6ec}.res-src.zh{color:#a66e13;background:#fff0d7}.dark .res-src.id{color:#6ddba5;background:#1f4a37}.dark .res-src.zh{color:#e9ae4e;background:#3a2f13}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}.category-tabs{display:flex;gap:8px;margin:-10px 0 16px;overflow-x:auto;padding:4px 1px}.category-tabs button{display:flex;align-items:center;gap:8px;white-space:nowrap;border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:999px;padding:9px 13px;font-size:11px}.category-tabs button.active{border-color:var(--purple);background:var(--purple-soft);color:var(--purple);font-weight:800}.category-tabs small{display:grid;place-items:center;min-width:20px;height:20px;padding:0 5px;border-radius:999px;background:var(--bg);font-size:9px}.toolbar{align-items:center}.toolbar>span{color:var(--muted);font-size:11px;white-space:nowrap}.vocab-card>em{display:block;margin-top:9px;color:var(--purple);font-style:normal;font-size:9px;font-weight:750;letter-spacing:.5px;text-transform:uppercase}.source-note{margin-top:20px;padding:19px 21px;border:1px solid var(--line);border-radius:15px;background:var(--surface)}.source-note b{font-size:11px;color:var(--purple);letter-spacing:.8px;text-transform:uppercase}.source-note p{font-size:13px;font-weight:750;margin:7px 0}.source-note span{color:var(--muted);font-size:11px;line-height:1.6}@media(max-width:640px){.category-tabs{margin-top:-5px}.category-tabs button{padding:8px 11px}.toolbar{align-items:stretch}.toolbar>span{display:flex;align-items:center}.source-note{padding:16px}}