:root{color-scheme:light;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;color:#25231f;background:#f7f6f2;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #25231f;--ink-soft: #67625a;--ink-muted: #8a847b;--surface: #ffffff;--surface-soft: #f5f3ef;--line: #dedbd3;--line-strong: #cbc6bc;--primary: #d97757;--primary-dark: #c96748;--primary-soft: #f7e9e3;--secondary: #416b83;--danger: #b74848;--warning: #9b672b;--shadow: 0 18px 50px rgba(47, 43, 36, .08), 0 2px 8px rgba(47, 43, 36, .05)}*{box-sizing:border-box}[hidden]{display:none!important}html{min-width:320px;background:#f7f6f2}body{margin:0;min-width:320px;min-height:100vh;background:#f7f6f2}button,input{font:inherit}button,label,input[type=range]{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,input:focus-visible,.password-output:focus-visible{outline:3px solid 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var(--line)}.section-heading-row{gap:20px;margin-bottom:16px}.section-heading-row h3{margin:0;font-family:ui-serif,Songti SC,"Noto Serif CJK SC",Georgia,serif;font-size:16px;font-weight:700;line-height:1.3}.section-heading-row p{margin:5px 0 0;color:var(--ink-muted);font-size:12px;line-height:1.4}.number-control{display:flex;align-items:center;gap:5px;color:var(--ink-muted);font-size:13px}.compact-number{height:42px;padding:0 12px;background:var(--surface-soft);border:1px solid var(--line-strong);border-radius:7px}.compact-number:focus-within{border-color:var(--secondary);box-shadow:0 0 0 3px #416b831f}.compact-number input{width:48px;padding:0;color:var(--ink);background:transparent;border:0;outline:0;font-weight:750;text-align:right;appearance:textfield}.compact-number input::-webkit-inner-spin-button,.compact-number input::-webkit-outer-spin-button{margin:0;appearance:none}.range-input{width:100%;height:6px;margin:0;background:linear-gradient(to right,var(--primary) 0 var(--range-progress, 12.2%),#ddd9d1 var(--range-progress, 12.2%) 100%);border-radius:999px;outline:none;appearance:none}.range-input::-webkit-slider-thumb{width:20px;height:20px;background:#fff;border:2px solid var(--primary);border-radius:50%;box-shadow:0 2px 7px #3a2b2333;cursor:grab;appearance:none}.range-input::-moz-range-thumb{width:18px;height:18px;background:#fff;border:2px solid var(--primary);border-radius:50%;box-shadow:0 2px 7px #3a2b2333;cursor:grab}.range-input:active::-webkit-slider-thumb{cursor:grabbing}.range-labels{display:flex;justify-content:space-between;margin-top:10px;color:var(--ink-muted);font-size:11px}.selection-count{flex:0 0 auto;color:var(--primary);font-size:12px;font-weight:750}.character-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.character-option{position:relative;display:grid;grid-template-columns:24px minmax(0,1fr);align-items:center;gap:9px;min-height:60px;padding:9px 10px;background:#fff;border:1px solid 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svg{width:17px;height:17px;color:#2f8a63}@media(max-width:920px){.workspace{grid-template-columns:minmax(0,1fr)}.history-panel{position:static}.history-content{max-height:430px}.history-panel.is-collapsed .history-header{min-height:72px}}@media(max-width:640px){.page-shell{width:min(100% - 28px,560px)}.page-shell{padding-top:14px}.password-area,.option-section{padding-right:20px;padding-left:20px}.password-area{padding-top:20px;padding-bottom:18px}.password-output-row{grid-template-columns:minmax(0,1fr) 42px 42px;gap:6px}.password-output{min-height:48px;font-size:18px}.password-area .icon-button{width:42px;height:42px}.option-section{padding-top:19px;padding-bottom:19px}.character-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.form-error{margin-right:20px;margin-left:20px}.generate-button{width:calc(100% - 40px);margin-right:20px;margin-bottom:18px;margin-left:20px}.page-footer{display:block;text-align:center}.page-footer span{justify-content:center}.page-footer 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