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var(--border,#e5e5ea);border-radius:12px;background:var(--bg-soft,#f5f5f7);min-height:52px;user-select:text}.pw-length{margin-top:8px}.pw-length>.tool-label{display:block;margin-bottom:8px}.pw-length-row{display:flex;align-items:center;gap:14px}.pw-length-row input[type="range"]{flex:1 1 auto}.pw-length-num{width:92px;flex:none;text-align:center;font-variant-numeric:tabular-nums;padding-left:8px;padding-right:8px}.pw-presets{justify-content:flex-start;margin-top:12px}.size-presets{justify-content:flex-start;margin-top:10px}.size-preset-note{margin:8px 0 0;color:var(--text-secondary,#6e6e73);font-size:14px}.pw-stable{margin:14px 0 0;font-size:14px;color:var(--text-secondary,#6e6e73)}.pw-output{display:flex;align-items:stretch;gap:12px;margin-top:14px}.pw-output .password-out{flex:1 1 auto;display:flex;align-items:center;margin:0}.pw-actions{display:flex;flex-direction:column;justify-content:center;gap:8px;flex:none}.pw-note{margin:8px 0 0;min-height:0;font-size:14px;font-weight:600;color:var(--danger,#d70015)}.pw-note:empty{display:none}.pw-entropy{margin-top:12px}.pw-entropy summary{cursor:pointer;font-weight:600;color:var(--text-secondary,#6e6e73)}.pw-entropy .matrix-analysis{margin-top:8px}.meter{height:10px;border-radius:999px;background:var(--bg-soft,#f0f0f4);overflow:hidden;margin-top:14px}@media (max-width:640px){.pw-output{flex-direction:column}.pw-actions{flex-direction:row;flex-wrap:wrap}}.tool-input[type="range"]{-webkit-appearance:none;appearance:none;width:100%;height:8px;padding:0;border:none;border-radius:999px;background:linear-gradient(to right,var(--accent,#0071e3) 0 var(--fill,10%),var(--bg-soft,#e8e8ed) var(--fill,10%) 100%);outline-offset:4px}.tool-input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--accent,#0071e3);border:3px solid #fff;box-shadow:0 1px 4px 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th{background:var(--bg-soft,#f5f5f7);position:sticky;top:0}.crop-preview{position:relative;display:inline-block;max-width:100%;margin-top:12px}.crop-preview canvas{max-width:100%;height:auto;border-radius:12px;border:1px solid var(--border,#e5e5ea)}.img-preview{margin-top:12px}.img-preview img{display:block;max-width:100%;max-height:320px;width:auto;height:auto;margin:0 auto;border-radius:12px;border:1px solid var(--border,#e5e5ea)}.cropbox{position:absolute;border:2px dashed var(--accent,#0071e3);background:rgba(0,113,227,.08);border-radius:4px;cursor:move;touch-action:none}.bg-editor{display:flex;flex-direction:column;align-items:center}.bg-editor>*{width:100%}.bg-editor canvas{display:block;margin-inline:auto;max-width:100%;max-height:560px;width:auto;height:auto;border-radius:12px;border:1px solid var(--border,#e5e5ea);cursor:crosshair}.bg-key{display:inline-block;width:26px;height:26px;border-radius:8px;border:1px solid var(--border,#e5e5ea);vertical-align:middle}.hex-chip{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;font-weight:600;letter-spacing:0.03em;color:var(--text,#1d1d1f);background:var(--bg-soft,#f0f0f4);border:1px solid var(--border,#e5e5ea);border-radius:8px;padding:3px 9px;margin-left:6px;vertical-align:middle;cursor:pointer}.hex-chip:hover{border-color:var(--accent,#0071e3);color:var(--accent,#0071e3)}.check-row{display:flex;align-items:center;gap:9px;padding:6px 0;font-size:14.5px}.check-row input{width:17px;height:17px;accent-color:var(--accent,#0071e3)}#gauge{margin-top:12px}#gauge svg{width:100%;height:auto;display:block}.unit-tab{appearance:none;border:1px solid var(--border,#e5e5ea);background:var(--card,#fff);color:var(--text-secondary,#6e6e73);font:inherit;font-size:14px;font-weight:600;padding:9px 18px;border-radius:999px;cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease}.unit-tab:hover{border-color:var(--accent,#0071e3);color:var(--text,#1d1d1f)}.unit-tab.is-active{background:var(--accent,#0071e3);border-color:var(--accent,#0071e3);color:#fff}.unit-tab:focus-visible{outline:2px solid var(--accent,#0071e3);outline-offset:2px}a.unit-tab{display:inline-block;text-decoration:none}.sex-seg{display:flex;gap:10px;margin:0;padding:0;height:47px;box-sizing:border-box;border:0;background:transparent}.sex-seg .unit-tab{flex:1 1 0;min-width:0;margin:0;padding:0 18px;display:flex;align-items:center;justify-content:center}.sex-seg .unit-tab.is-active{background:#1d1d1f;border-color:#1d1d1f;color:#fff;box-shadow:0 1px 4px rgba(0,0,0,0.18)}.unit-tabs--units .unit-tab{min-width:148px;min-height:47px;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center}.bf-wrap{position:relative;min-width:0}.bf-wrap .tool-input{width:100%;padding-right:68px}.bf-wrap input[type="number"]::-webkit-outer-spin-button,.bf-wrap input[type="number"]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.bf-wrap input[type="number"]{-moz-appearance:textfield;appearance:textfield}.bf-suffix{position:absolute;right:14px;top:50%;transform:translateY(-50%);font-size:13.5px;color:var(--text-tertiary,#717176);pointer-events:none;white-space:nowrap}input[type="color"].tool-input{height:47px;box-sizing:border-box;padding:6px 8px;cursor:pointer}input[type="color"].tool-input::-webkit-color-swatch-wrapper{padding:0}input[type="color"].tool-input::-webkit-color-swatch{border:none;border-radius:8px;box-shadow:inset 0 0 0 1.5px var(--border,#e5e5ea)}input[type="color"].tool-input::-moz-color-swatch{border:none;border-radius:8px;box-shadow:inset 0 0 0 1.5px var(--border,#e5e5ea)}.drop-hint{margin:12px 0 0;text-align:center;font-size:13.5px;color:var(--text-secondary,#6e6e73)}#bg-row{margin-top:26px}input[type="color"].tool-input{height:47px;box-sizing:border-box;padding:6px 8px;cursor:pointer}.frac-expr{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;padding:20px 14px;border:1px solid var(--border,#e5e5ea);border-radius:var(--radius-xl,18px);background:var(--bg-elevated,#fff)}.frac{display:flex;flex-direction:column;align-items:stretch;gap:6px}.frac .tool-input{width:96px;text-align:center;font-size:1.2rem;font-variant-numeric:tabular-nums}.frac-bar{height:2px;border-radius:2px;background:var(--text,#1d1d1f);opacity:0.85;margin:0 2px}.frac-op.tool-input{width:auto;font-size:1.4rem;font-weight:700;padding-left:14px;cursor:pointer}.frac-eq{font-size:1.6rem;font-weight:700;color:var(--text-secondary,#6e6e73)}.frac-res{min-width:96px;font-size:1.2rem;font-weight:700;font-variant-numeric:tabular-nums;text-align:center;overflow-wrap:anywhere}.frac-res span:first-child,.frac-res span:last-child{min-height:48px;display:flex;align-items:center;justify-content:center}.calc-detail{min-height:1.5em;color:var(--text-secondary,#6e6e73);font-size:0.95rem}.stackfrac{display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;font-family:Georgia,"Times New Roman",serif;font-weight:700;line-height:1.25}.stackfrac-num,.stackfrac-den{padding:0 10px;text-align:center;min-width:2ch}.stackfrac-bar{width:100%;height:2px;border-radius:2px;background:currentColor;margin:3px 0}.frac-mixed{display:inline-flex;align-items:center;gap:8px}.frac-steps{font-size:16px}.frac-steps math{font-family:"Latin Modern Math","STIX Two Math","Cambria Math","Times New Roman",serif;font-size:22px}.check-row{display:flex;align-items:center;gap:0.5rem;font-size:0.95rem;padding:0.55rem 0}.abacus-wrap{display:flex;flex-direction:column;gap:0.9rem}.abacus-hint{margin:0;text-align:center;font-size:15px;color:var(--text-secondary,#6e6e73)}.abacus-controls{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.abacus-controls .tool-label{margin:0}.abacus-controls .tool-input{width:76px;flex:none;text-align:center}.abacus-value-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:1rem}.abacus-value-row b{font-size:1.7rem;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.abacus{position:relative;display:flex;gap:12px;justify-content:safe center;padding:30px 26px;border-radius:28px;overflow-x:auto;background:linear-gradient(180deg,#ffffff 0%,#f2f3f6 100%);border:1px solid rgba(0,0,0,0.07);box-shadow:0 24px 60px rgba(0,0,0,0.1),0 2px 6px rgba(0,0,0,0.05)}[data-theme="dark"] .abacus{background:linear-gradient(180deg,#26262b 0%,#17171a 100%);border-color:rgba(255,255,255,0.09);box-shadow:0 24px 60px rgba(0,0,0,0.5),0 2px 6px rgba(0,0,0,0.4)}.ab-rod{position:relative;z-index:1;flex:none;width:46px;display:flex;flex-direction:column;align-items:stretch}.ab-rod::before{content:"";position:absolute;top:58px;bottom:4px;left:50%;width:4px;transform:translateX(-50%);border-radius:2px;background:linear-gradient(90deg,#b08a2a 0%,#f6d47c 45%,#fff3c4 55%,#cfa63c 100%);box-shadow:0 1px 2px rgba(0,0,0,0.25)}.ab-bead{position:relative;z-index:1;width:100%;height:34px;flex:none;background:transparent;border:0;padding:0;cursor:pointer}.ab-bead::after{content:"";position:absolute;left:50%;top:50%;width:38px;height:26px;transform:translate(-50%,-50%);border-radius:50% / 55%;background:linear-gradient(180deg,rgba(255,255,255,0.6) 0%,rgba(255,255,255,0) 40%,rgba(0,0,0,0) 60%,rgba(0,0,0,0.35) 100%),linear-gradient(135deg,#f4566a 0%,#d81f38 50%,#8f0c20 100%);filter:drop-shadow(0 3px 3px rgba(0,0,0,0.3));transition:filter 0.16s,background 0.16s}.ab-bead:hover::after{filter:drop-shadow(0 3px 4px 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auto;gap:0.5rem;align-items:center}.grade-head{margin-bottom:0.1rem;font-size:13px;font-weight:700;color:var(--text,#1d1d1f)}.grade-head em{font-style:normal;font-weight:500;color:var(--text-tertiary,#717176)}.grade-head-grade{grid-column:2 / 5;text-align:center}.grade-row .tool-input{min-width:0}@media (max-width:560px){.grade-head,.grade-row{gap:6px}}.grade-sep{color:var(--text-secondary,#6e6e73);font-weight:700}.grade-x{border:1px solid var(--border,#e5e5ea);background:transparent;color:var(--text-secondary,#6e6e73);border-radius:8px;width:2.2rem;height:2.2rem;font-size:1.1rem;cursor:pointer;line-height:1}.grade-x:hover{border-color:var(--accent,#0071e3);color:var(--accent,#0071e3)}.grade-result{display:flex;gap:12px;align-items:center}.grade-result .tool-stats{flex:1;min-width:0}.grade-result .btn{flex:none}.notepad{width:100%;min-height:16rem;resize:vertical;line-height:1.6;font-family:Arial,Helvetica,sans-serif;overflow-y:auto;white-space:pre-wrap;overflow-wrap:anywhere}.notepad:empty::before{content:attr(data-placeholder);color:var(--text-tertiary,#717176);pointer-events:none}.names-out{white-space:pre-wrap;font-size:1.05rem;line-height:1.7;padding:0.75rem 1rem;border:1px solid var(--border,#e5e5ea);border-radius:12px;background:var(--card,#fff);min-height:3rem;margin:0}.coin-wrap{display:flex;justify-content:center;padding:0.5rem 0}.coin{width:9rem;height:9rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.3rem;border:3px solid var(--border,#e5e5ea);background:var(--card,#fff);color:var(--text,#1d1d1f);transition:border-color 0.2s,transform 0.15s}.coin.is-heads{border-color:var(--accent,#0071e3)}.coin.is-tails{border-color:#b5651d}.coin.is-count{flex-direction:column;gap:2px;font-size:1.05rem;font-weight:700;border-color:var(--accent,#0071e3)}.coin[hidden]{display:none}.coin.is-spinning{animation:coinspin 0.45s linear infinite}@keyframes coinspin{from{transform:rotateY(0)}to{transform:rotateY(360deg)}}.coin-tray{display:grid;gap:10px;justify-content:center;justify-items:center;max-width:560px}.coin-tray[hidden]{display:none}.coin--sm{width:3.5rem;height:3.5rem;font-size:1rem;font-weight:800}.coin-tray.is-spinning .coin--sm{animation:coinspin 0.45s linear infinite}.flip-table-wrap{border:1px solid var(--border,#e5e5ea);border-radius:16px;background:var(--card,#fff);overflow-x:auto}.flip-table{width:100%;min-width:480px;border-collapse:collapse;font-size:0.92rem}.flip-table thead th{text-align:left;font-size:0.7rem;font-weight:700;text-transform:uppercase;letter-spacing:0.07em;color:var(--text-secondary,#6e6e73);background:var(--bg-elevated,#f5f5f7);padding:0.65rem 0.9rem;border-bottom:1px solid var(--border,#e5e5ea);white-space:nowrap}.flip-table thead th.num,.flip-table td.num{text-align:right;font-variant-numeric:tabular-nums}.flip-table tbody td{padding:0.55rem 0.9rem;border-bottom:1px solid var(--border,#e5e5ea);font-variant-numeric:tabular-nums;vertical-align:middle}.flip-table tbody tr:last-child td{border-bottom:none}.flip-table tbody tr:hover td{background:var(--accent-soft,rgba(0,113,227,0.07))}.flip-table tbody td:first-child{color:var(--text-secondary,#6e6e73)}.flip-outcome{max-width:220px}.flip-badge{display:inline-flex;align-items:center;justify-content:center;min-width:1.55rem;height:1.55rem;padding:0 0.3rem;margin:0 3px 3px 0;border-radius:999px;border:1px solid var(--border,#e5e5ea);font-size:0.75rem;font-weight:800;background:var(--bg-elevated,#f5f5f7)}.flip-h{color:var(--accent,#0071e3);border-color:var(--accent,#0071e3)}.flip-t{color:#b5651d;border-color:#b5651d}.flip-empty{margin:0;padding:0.9rem 1rem;text-align:center;font-size:0.9rem;color:var(--text-secondary,#6e6e73)}.flip-empty[hidden]{display:none}#tri-svg text,#diagram text{font-family:inherit}#diagram svg{margin-top:0.25rem}.tool-stack>.unit-tabs+.unit-tabs{margin-top:10px}.tool-stack>.unit-tabs+.bmi-fields,.tool-stack>.bmi-fields+#us-box,.tool-stack>.bmi-fields+#metric-box{margin-top:6px}#us-box .bmi-fields,#metric-box .bmi-fields{margin-top:14px}.bf-duo{display:grid;grid-template-columns:1fr 1fr;gap:10px}.bf-duo .tool-input{width:100%;min-width:0}#bf-panel[hidden]{display:none}.bf-cat{margin:0;padding:6px 16px;border:2px solid var(--accent,#0071e3);border-radius:999px;font-size:20px;font-weight:700;white-space:nowrap}.bf-gauge{position:relative;margin-top:26px;padding-top:30px}.bf-marker{position:absolute;top:0;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;transition:left 0.25s ease}.bf-marker span{font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;background:var(--text,#1d1d1f);color:var(--bg,#fff);padding:2px 10px;border-radius:999px;white-space:nowrap}.bf-marker::after{content:"";margin-top:-1px;border:7px solid transparent;border-top:8px solid var(--text,#1d1d1f)}.bf-bar{position:relative;height:16px;border-radius:999px;overflow:hidden;background:var(--bg-soft,#f0f0f4)}.bf-seg{position:absolute;top:0;bottom:0;opacity:0.55;transition:opacity 0.2s ease}.bf-seg.is-active{opacity:1}.bf-ticks{position:relative;height:22px;margin-top:6px}.bf-ticks span{position:absolute;transform:translateX(-50%);font-size:12px;font-weight:600;color:var(--text-tertiary,#717176);font-variant-numeric:tabular-nums;white-space:nowrap}.steps-table.bf-rows{margin-top:16px}.steps-table.bf-rows tbody th{text-transform:none;letter-spacing:0;font-size:14px;font-weight:500;color:var(--text-secondary,#6e6e73)}.steps-table.bf-rows td.num{font-weight:700;font-size:15px}.steps-table.bf-rows tr.is-active{background:var(--accent-soft,rgba(0,113,227,0.07))}@media (max-width:560px){.bf-cat{font-size:17px}}