.toolbox-frame{max-width:1440px}.toolbox-page .site-header{height:94px}.toolbox-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:37px 0 32px}.toolbox-heading h1{font-size:38px;letter-spacing:-1.6px;line-height:1.25;margin:12px 0 8px;font-weight:570}.heading-en{font:italic 26px var(--serif);color:var(--muted);letter-spacing:-.6px;margin-left:16px}.heading-description{font-size:13px;color:var(--muted);margin:0}.local-note{display:flex;align-items:center;gap:7px;white-space:nowrap;font-size:11px;color:var(--green);margin:0 0 3px}.local-indicator{width:6px;height:6px;border-radius:50%;background:var(--green)}.toolbox-layout{display:grid;grid-template-columns:206px minmax(0,1fr);border-top:1px solid var(--line);min-height:600px}.tool-sidebar{border-right:1px solid var(--line);padding:26px 22px 24px 0}.sidebar-label{font:10px var(--mono);letter-spacing:1px;color:var(--muted);margin:0 0 16px}.tool-nav{display:grid;gap:6px}.tool-nav a{display:flex;align-items:center;gap:11px;min-height:72px;padding:11px 12px;border:1px solid transparent;border-radius:5px}.tool-nav a:hover{background:#ededE6}.tool-nav a[aria-current]{border-color:#d1d7ef;background:#ebedf9;color:var(--blue)}.tool-nav-icon{font:11px var(--mono);color:var(--muted)}.tool-nav a[aria-current] .tool-nav-icon{color:var(--blue)}.tool-nav strong{font-size:12px;font-weight:600;display:block}.tool-nav small{font-size:9px;color:var(--muted);display:block;margin-top:7px;line-height:1.4}.nav-arrow{margin-left:auto;font-size:17px;opacity:0}.tool-nav a[aria-current] .nav-arrow{opacity:1}.sidebar-note{padding:40px 12px 0}.sidebar-note .eyebrow{font-size:7px;letter-spacing:1px}.sidebar-note p{font:20px/1.6 var(--serif);letter-spacing:.5px;margin:14px 0}.sidebar-note>span:last-child{font:8px var(--mono);color:var(--muted);letter-spacing:.7px}.tool-main{padding:29px 0 48px 34px;min-width:0}.tool-panel[hidden]{display:none}.panel-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:28px}.tool-kicker{font:9px var(--mono);color:var(--muted);letter-spacing:1px}.panel-heading h2{font-size:24px;letter-spacing:-.6px;margin:10px 0 9px;font-weight:570}.panel-heading p{font-size:12px;color:var(--muted);line-height:1.7;margin:0}.utility-badge{padding:7px 9px;border:1px solid var(--line);font:9px var(--mono);letter-spacing:1px;white-space:nowrap}.totp-grid{display:grid;grid-template-columns:minmax(0,1fr) 284px;gap:26px;align-items:start}.secret-form{padding-top:6px;min-width:0}.field-label{display:block;font-size:12px;font-weight:600;margin-bottom:10px}.secret-field{display:flex;border:1px solid #cdd1c5;border-radius:4px;background:var(--surface);min-height:48px;overflow:hidden}.secret-field:focus-within{outline:2px solid var(--blue);outline-offset:2px}.secret-field input{width:100%;min-width:0;border:0;background:transparent;padding:12px 13px;font:13px var(--mono);color:var(--ink);outline:none}.field-button{flex-shrink:0;min-width:52px;border:0;background:transparent;padding:0 11px;color:var(--muted);font-size:11px}.field-button:hover{color:var(--blue);background:#f3f4f9}.field-hint{font-size:11px;line-height:1.8;color:var(--muted);margin:10px 0 0}.account-label{overflow-wrap:anywhere;background:#f0f2eb;padding:10px 12px;font-size:12px}.advanced-settings{margin-top:24px;border-top:1px solid var(--line);padding-top:17px}.advanced-settings summary{font-size:12px;cursor:pointer;min-height:30px;line-height:1.6}.advanced-settings summary>span{font-size:10px;color:var(--muted);display:block;margin:5px 0 0 16px}.settings-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:10px;padding-top:17px}.settings-grid label{font-size:10px;color:var(--muted);display:grid;gap:8px}.settings-grid select,.settings-grid input,.inline-field select{width:100%;min-width:0;border:1px solid #cdd1c5;border-radius:4px;background:var(--surface);font:12px var(--sans);padding:9px 8px;color:var(--ink);height:40px}.settings-grid input:focus-visible,.settings-grid select:focus-visible,.inline-field select:focus-visible,textarea:focus-visible{outline:2px solid var(--blue);outline-offset:2px}.button-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:22px}.button{border-radius:4px;min-height:42px;padding:10px 16px;font-size:11px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.5}.button-primary{background:var(--blue);color:#fff}.button-primary:hover{background:#2439b4}.button-secondary{border-color:#d4d7cb;background:var(--surface)}.button-secondary:hover{background:#f0f1eb}.button-quiet{background:transparent;color:var(--muted);padding-left:10px;padding-right:10px}.button-quiet:hover{color:var(--blue);background:#efefe8}.button:disabled,.text-button:disabled{opacity:.45;cursor:not-allowed}.code-card{min-width:0;container-type:inline-size;--code-size:38px;--code-size-eight:29px;background:#eef0fb;border:1px solid #d4daf0;border-radius:6px;padding:22px}.code-topline{display:flex;align-items:center;justify-content:space-between;gap:6px;font-size:11px;color:#555f7b}.code-topline>span:last-child{font-size:9px;color:#687395}.totp-code{display:block;font:clamp(20px,16cqi,var(--code-size))/1.25 var(--mono);letter-spacing:.04em;text-align:center;color:var(--blue);padding:26px 0 25px;font-variant-numeric:tabular-nums;white-space:nowrap}.totp-code[data-digits="8"]{font-size:clamp(20px,13cqi,var(--code-size-eight));letter-spacing:.025em}.countdown-row{display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#687395}.countdown-row span:last-child{font-family:var(--mono)}progress{display:block;width:100%;height:3px;border:0;border-radius:2px;overflow:hidden;appearance:none;background:#d9dff4;margin:10px 0 19px}progress::-webkit-progress-bar{background:#d9dff4}progress::-webkit-progress-value{background:var(--blue)}progress::-moz-progress-bar{background:var(--blue)}.code-card .button{width:100%}.code-footnote{font-size:9px;text-align:center;line-height:1.7;color:#687395;margin:13px 0 0}.field-error{font-size:12px;line-height:1.8;color:#a33037;margin:14px 0 0;padding:10px 12px;background:#fff0ef;border-left:2px solid #cf7275}.field-error[hidden]{display:none}.tool-footnote{border-top:1px solid var(--line);display:grid;grid-template-columns:70px minmax(0,1fr);gap:16px;margin-top:34px;padding-top:19px;font-size:11px;line-height:1.8}.tool-footnote>span{color:var(--ink)}.tool-footnote p{margin:0;color:var(--muted)}.codec-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:19px}.inline-field{font-size:11px;display:flex;align-items:center;gap:12px;white-space:nowrap}.inline-field select{width:174px}.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:15px}.editor{min-width:0;background:var(--surface);border:1px solid #d5d9cd;border-radius:4px;overflow:hidden}.editor-label{height:43px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:0 14px;border-bottom:1px solid var(--line);background:#f0f1ea;font-size:11px}.editor-label>span{color:var(--muted);font:9px var(--mono)}textarea{display:block;width:100%;resize:vertical;min-height:244px;max-height:75vh;border:0;border-radius:0;background:var(--surface);padding:15px;font:12px/1.9 var(--mono);color:var(--ink);tab-size:2}textarea::placeholder{color:#838779;font-family:var(--sans);font-size:12px}textarea[readonly]{background:#fbfcf8}.text-button{border:0;background:none;color:var(--blue);font-size:10px;min-height:32px;padding:4px}.diff-actions{display:flex;align-items:center;justify-content:space-between;gap:16px}.checkbox-field{font-size:10px;display:flex;align-items:center;gap:7px;color:var(--muted);white-space:nowrap;margin-top:22px}.checkbox-field input{width:15px;height:15px;accent-color:var(--blue)}.diff-result{margin-top:26px;border:1px solid var(--line);border-radius:4px;background:var(--surface);overflow:hidden}.diff-result-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px;border-bottom:1px solid var(--line)}.diff-result-heading h3{font-size:12px;font-weight:550;margin:0}.diff-result-heading p{font-size:10px;color:var(--muted);margin:0;line-height:1.5}.empty-state{text-align:center;font-size:12px;color:var(--muted);padding:32px 16px;margin:0}.diff-lines{max-height:520px;overflow:auto;overscroll-behavior:contain}.diff-lines[hidden]{display:none}.diff-row{display:grid;grid-template-columns:40px 40px 22px minmax(0,1fr);font:11px/1.8 var(--mono);min-height:25px}.diff-row>span{padding:3px 7px;white-space:pre-wrap;overflow-wrap:anywhere}.diff-row .line-no{color:#858b80;text-align:right;user-select:none;border-right:1px solid #e8eadd;font-size:10px}.diff-row .line-mark{text-align:center;color:#76806c;padding-left:3px;padding-right:3px;user-select:none}.diff-row.insert{background:#eaf5eb}.diff-row.insert .line-mark{color:#237148}.diff-row.delete{background:#fff0ef}.diff-row.delete .line-mark{color:#b4424b}.toolbox-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:24px 0 32px;font-size:10px;color:var(--muted)}.toolbox-footer>a{font-size:11px;color:var(--ink)}.toolbox-footer>a:hover{color:var(--blue)}.toolbox-footer p{margin:0}.toolbox-footer p span{margin:0 7px;color:#a1a796}.toolbox-footer>span{font:8px var(--mono);letter-spacing:.8px}.toolbox-toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,10px);max-width:calc(100% - 32px);background:var(--ink);color:#fff;padding:12px 18px;font-size:12px;border-radius:4px;opacity:0;pointer-events:none;transition:opacity .15s,transform .15s;z-index:30}.toolbox-toast.visible{opacity:1;transform:translate(-50%,0)}.noscript-note{position:fixed;bottom:0;left:0;right:0;padding:15px;background:#fff3d9;color:#684a12;text-align:center;font-size:13px}
@media(max-width:1100px){.toolbox-layout{grid-template-columns:183px minmax(0,1fr)}.tool-sidebar{padding-right:16px}.tool-main{padding-left:25px}.totp-grid{grid-template-columns:minmax(0,1fr) 245px;gap:20px}.code-card{padding:18px;--code-size:32px;--code-size-eight:25px}.diff-actions{display:block}.checkbox-field{margin-top:14px}.tool-nav a{padding-left:9px;padding-right:9px}.tool-nav-icon{font-size:9px}.tool-nav strong{font-size:11px}.tool-nav small{font-size:8px}.nav-arrow{display:none}}
@media(max-width:800px){.toolbox-page .site-header{height:78px}.toolbox-heading{padding:27px 0 24px}.toolbox-heading h1{font-size:32px}.heading-en{font-size:22px;margin-left:12px}.local-note{font-size:9px}.toolbox-layout{display:block}.tool-sidebar{border:0;border-bottom:1px solid var(--line);padding:14px 0}.sidebar-label,.sidebar-note{display:none}.tool-nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.tool-nav a{justify-content:center;gap:8px;min-height:56px;padding:10px 6px}.tool-nav strong{font-size:11px}.tool-nav small{font-size:8px;margin-top:5px}.tool-main{padding:24px 0 34px}.totp-grid{grid-template-columns:minmax(0,1fr) 260px;gap:25px}.toolbox-footer>span{display:none}}
@media(max-width:600px){.toolbox-page .site-header nav{gap:22px}.toolbox-page .site-header .nav-number{display:none}.toolbox-heading{display:block;padding:25px 0 22px}.toolbox-heading h1{font-size:30px;margin-top:8px}.heading-en{font-size:22px}.heading-description{font-size:12px}.local-note{margin-top:14px}.tool-nav{gap:5px}.tool-nav a{min-height:55px;gap:5px}.tool-nav-icon{display:none}.tool-nav strong{font-size:10px}.tool-nav small{font-size:7px}.panel-heading{margin-bottom:20px}.panel-heading h2{font-size:22px}.panel-heading p{font-size:11px}.tool-kicker{font-size:8px}.utility-badge{font-size:8px;padding:6px}.totp-grid{grid-template-columns:minmax(0,1fr);gap:23px}.advanced-settings{margin-top:18px}.advanced-settings summary>span{display:inline;margin-left:10px;font-size:9px}.code-card{padding:20px 24px;--code-size:43px;--code-size-eight:34px}.totp-code{padding:22px 0}.code-footnote{font-size:10px}.tool-footnote{margin-top:25px;grid-template-columns:54px minmax(0,1fr);gap:12px;font-size:10px}.secret-form .button-row{margin-top:17px}.codec-toolbar{display:block;margin-bottom:14px}.inline-field{justify-content:space-between}.inline-field select{width:65%}.codec-toolbar .button{font-size:10px;min-height:34px;margin-top:8px;padding-left:0}.editor-grid{grid-template-columns:minmax(0,1fr);gap:13px}textarea{min-height:170px;padding:13px;font-size:12px}.editor-label{height:39px}.button-row{gap:7px;margin-top:17px}.button{padding:10px 13px;font-size:11px}.diff-result-heading{align-items:flex-start}.diff-result-heading p{text-align:right;max-width:70%}.diff-row{grid-template-columns:31px 31px 18px minmax(0,1fr);font-size:10px}.diff-row>span{padding:3px 5px}.diff-row .line-no{font-size:9px}.toolbox-footer{font-size:9px;gap:12px;padding-top:20px}.toolbox-footer>a{font-size:10px}.toolbox-footer p span{margin:0 4px}.toolbox-footer p{font-size:8px}}
@media(max-width:400px){.toolbox-page .site-header nav{gap:10px}}
@media(prefers-reduced-motion:reduce){.toolbox-toast{transition:none}}