:root{color-scheme:light;--blue:#0077b8;--brand:#0081c8;--ink:#283547;--muted:#566478;--line:#e2e8f0;--paper:#fff;--bg:#fafbfc;--soft:#f6f9fc;--danger:#b42318}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:15px;line-height:1.65;-webkit-text-size-adjust:100%}button,input,textarea{font:inherit}button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:var(--blue);text-underline-offset:3px}button:disabled{cursor:default;opacity:.48}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #0077b8;outline-offset:4px}::selection{background:#dff1fc;color:#12425d}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:12px;left:12px;z-index:20;padding:10px 16px;border-radius:6px;background:#fff;transform:translateY(-180%);box-shadow:0 2px 14px #0002}.skip-link:focus{transform:translateY(0)}
.page{width:min(1100px,calc(100% - 64px));margin:32px auto 20px}.header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}.brand{display:flex;align-items:center;gap:14px;min-width:0}.brand-logo{display:flex;flex-shrink:0;border-radius:50%}.brand-logo svg{width:44px;height:44px}.brand-title{display:block;color:var(--brand);font-size:32px;font-weight:400;line-height:1.2;letter-spacing:-.7px}.site-heading{font-size:14px;line-height:1.5;font-weight:400;color:var(--muted);margin:4px 0 0}.language-menu{position:relative;flex-shrink:0}.language-menu>summary{list-style:none;display:flex;align-items:center;gap:8px;min-height:44px;padding:5px 8px;border-radius:8px;color:var(--blue);cursor:pointer}.language-menu>summary::-webkit-details-marker{display:none}.language-menu>summary:hover{background:#edf7fd}.language-menu>summary svg{width:34px;height:34px}.language-code{font-size:12px;font-weight:600;letter-spacing:.5px}.language-panel{position:absolute;right:0;top:54px;z-index:10;width:min(650px,calc(100vw - 32px));padding:24px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 14px 42px #1e3a561b}.language-panel h2{margin:0 0 18px;padding-bottom:12px;border-bottom:1px dotted #cbd5e1;font-size:16px;font-weight:500}.language-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px 8px}.language-grid a{display:flex;justify-content:center;align-items:center;text-align:center;min-height:44px;padding:7px 3px;color:var(--ink);text-decoration:none;border-radius:5px;font-size:14px}.language-grid a:hover{background:#edf7fd;color:var(--blue)}.language-grid a[aria-current=page]{background:#e8f4fc;color:var(--blue);font-weight:600}.intro{font-size:14px;color:var(--muted);margin:0 0 14px;max-width:900px}
.counter-card{background:var(--paper);border:1px solid var(--line);border-radius:9px;box-shadow:0 1px 3px #00000008;overflow:hidden}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 14px;padding:11px 20px;border-bottom:1px solid #edf0f4;background:#fff}.editor-label{font-size:13px;font-weight:500;color:var(--muted)}.toolbar-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.button{min-height:38px;padding:7px 11px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--muted);font-size:12px;font-weight:500;line-height:1.4}.button:hover:not(:disabled){background:#f1f8fc;border-color:#bedbec;color:var(--blue)}.button.primary{color:var(--blue);background:#f3faff;border-color:#d9ebf6}.button svg{width:14px;height:14px;vertical-align:-2px;margin-right:5px}.editor{display:block;width:100%;min-height:370px;padding:22px 24px;border:0;border-radius:0;resize:vertical;color:#1f2937;background:#fff;line-height:1.7;font-size:16px;outline:0;tab-size:4}.editor::placeholder{color:#778493}.editor:focus-visible{outline:0;box-shadow:inset 0 0 0 2px #63add4}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;border-top:1px solid var(--line);background:#fafbfd}.stat{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:4px 9px;padding:15px 10px;min-width:0;line-height:1.4;text-align:center}.stat+.stat{border-left:1px solid var(--line)}.stat dt{font-size:14px;color:#475569;overflow-wrap:anywhere}.stat dd{order:-1;margin:0;color:var(--blue);font-size:19px;font-weight:600;font-variant-numeric:tabular-nums}.stats[aria-busy=true]{opacity:.65}.status-row{min-height:30px;font-size:12px;line-height:1.5;color:var(--muted);padding-top:8px}.status-row p{margin:0}.notice{margin:12px 0;padding:12px 16px;border:1px solid #efd195;border-radius:6px;background:#fff9eb;font-size:14px;color:#6c4d12}
.tool-extras{display:flex;align-items:flex-start;flex-wrap:wrap;gap:18px 30px;padding:6px 0 24px;border-bottom:1px solid var(--line)}.limit-box{flex:1 1 370px}.limit-top{display:flex;align-items:center;flex-wrap:wrap;gap:8px 14px}.limit-label{font-size:13px;font-weight:500}.limit-input{width:106px;height:36px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;padding:5px 9px;font-size:14px;color:var(--ink)}.limit-hint{font-size:12px;line-height:1.5;color:var(--muted);margin:7px 0 0;max-width:530px}.limit-status{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.limit-status.exceeded{color:var(--danger);font-weight:600}.limit-progress{display:block;width:100%;max-width:530px;height:5px;margin:11px 0 0;border:0;border-radius:8px;accent-color:var(--blue);background:var(--line)}progress::-webkit-progress-bar{background:var(--line);border-radius:8px}progress::-webkit-progress-value{background:var(--blue);border-radius:8px}progress.exceeded{accent-color:var(--danger)}progress.exceeded::-webkit-progress-value{background:var(--danger)}.technical{flex:1 1 300px;max-width:440px;margin-left:auto}.technical summary{font-size:13px;color:var(--muted);padding:7px 0;cursor:pointer}.technical dl{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;margin:10px 0 0}.technical dl>div{border-bottom:1px dotted var(--line);padding-bottom:7px}.technical dt{font-size:12px;color:var(--muted)}.technical dd{font-size:15px;color:var(--ink);margin:1px 0 0;font-variant-numeric:tabular-nums}
.help{padding-top:24px}.help h2{font-size:19px;line-height:1.4;font-weight:500;margin:0 0 12px;color:#26394e}.help h3{font-size:14px;line-height:1.5;font-weight:600;margin:0 0 5px;color:#364b61}.help p{font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 12px}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px 30px;margin:16px 0 18px}.method-grid p{font-size:13px}.method-grid article{padding:12px 0;border-top:1px dotted var(--line)}.reference-links{display:flex;flex-wrap:wrap;gap:5px 16px;font-size:12px;color:var(--muted);margin:8px 0 27px}.faq{margin:0 0 24px}.faq details{margin:10px 0;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}.faq summary{display:flex;align-items:center;justify-content:space-between;gap:18px;list-style:none;font-size:14px;cursor:pointer;color:#364b61;line-height:1.65;padding:16px 18px}.faq summary::-webkit-details-marker{display:none}.faq summary::marker{content:""}.faq summary::after{content:"";display:block;flex:0 0 24px;width:24px;height:24px;background:linear-gradient(var(--blue),var(--blue)) center/12px 2px no-repeat,linear-gradient(var(--blue),var(--blue)) center/2px 12px no-repeat,#eef7fd;border-radius:50%}.faq details[open] summary::after{background:linear-gradient(var(--blue),var(--blue)) center/12px 2px no-repeat,#eef7fd}.faq summary:hover{background:#f8fbfe}.faq details[open] summary{color:var(--blue)}.faq details>p{margin:0;padding:0 18px 17px;font-size:14px;line-height:1.8}.legal-open{overflow:hidden}.legal-documents{display:grid;gap:24px;margin-top:28px}.policy-document{color:var(--ink);overflow-wrap:anywhere}.policy-document .policy-title{font-size:25px;line-height:1.35;font-weight:500;margin:0 0 22px;color:#26394e}.policy-document .policy-section h2,.policy-document h3{font-size:16px;line-height:1.5;font-weight:600;margin:24px 0 8px;color:#364b61}.policy-document p{font-size:14px;line-height:1.85;margin:0 0 14px;color:var(--muted)}.legal-documents>.policy-document{border:1px solid var(--line);border-radius:10px;padding:26px;background:#fff}.legal-dialog{width:min(740px,calc(100% - 32px));max-width:740px;max-height:85vh;max-height:85dvh;margin:auto;padding:0;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);box-shadow:0 24px 80px #152b4b33}.legal-dialog:not([open]){display:none}.legal-dialog[open]{display:flex;flex-direction:column}.legal-dialog::backdrop{background:rgba(28,43,62,.48);backdrop-filter:blur(3px)}.legal-dialog-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:22px 26px 18px;border-bottom:1px solid var(--line);flex-shrink:0}.legal-dialog-header h2{font-size:21px;line-height:1.45;font-weight:500;margin:0;color:#26394e}.legal-dialog-header h2:focus{outline:none}.legal-close{display:grid;place-items:center;flex-shrink:0;width:36px;height:36px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--muted);font-size:25px;line-height:1}.legal-close:hover{background:#f1f8fc;color:var(--blue)}.legal-dialog-body{overflow-y:auto;overscroll-behavior:contain;padding:22px 26px 8px;min-height:0}.legal-dialog-body .policy-document>h3:first-child,.legal-dialog-body .policy-document section:first-child h3{margin-top:0}.legal-dialog-footer{display:flex;justify-content:flex-end;padding:14px 26px;border-top:1px solid var(--line);background:#fafbfd;flex-shrink:0}.legal-dialog-footer .button{min-height:40px;padding:8px 18px}.policy-page{max-width:860px}.policy-page .policy-document{padding:30px 34px;border:1px solid var(--line);border-radius:10px;background:#fff}.policy-back{display:inline-flex;align-items:center;gap:8px;font-size:14px;margin:0 0 18px;text-decoration:none}.policy-page .footer{align-items:flex-start}.policy-page .brand-title{font-size:28px}.policy-copy{max-width:72ch}
.about{padding:22px 0 4px}.about p{font-size:13px;max-width:880px}.about h2{font-size:15px;margin-bottom:8px}.owner{border-left:2px solid #b9dff4;padding-left:12px}.footer{display:flex;justify-content:space-between;align-items:center;gap:10px 20px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:24px;padding-top:16px;border-top:1px solid var(--line)}.footer a{color:inherit;text-decoration:none}.footer a:hover{text-decoration:underline;color:var(--blue)}.footer-links{display:flex;flex-wrap:wrap;gap:7px 16px}.footer-brand{display:flex;align-items:center;gap:7px}.back-link{white-space:nowrap}
@media(min-width:1400px){.editor{min-height:405px}}
@media(max-width:767px){.page{width:calc(100% - 32px);margin-top:24px}.header{gap:8px}.brand{gap:10px}.brand-logo svg{width:37px;height:37px}.brand-title{font-size:25px;letter-spacing:-.5px}.site-heading{font-size:12px;max-width:260px}.language-menu>summary{gap:4px;padding:4px}.language-menu>summary svg{width:30px;height:30px}.language-code{font-size:11px}.intro{font-size:13px;line-height:1.7}.editor-toolbar{padding:10px 14px}.editor{padding:18px 16px;min-height:310px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stat{padding:13px 8px}.stat:nth-child(3){border-left:0}.stat:nth-child(n+3){border-top:1px solid var(--line)}.stat dt{font-size:13px}.stat dd{font-size:18px}.language-panel{padding:18px}.language-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px 8px}.technical{max-width:none;margin-left:0}.method-grid{grid-template-columns:1fr;gap:0}.help h2{font-size:18px}.footer{align-items:flex-start;flex-direction:column}.button{min-height:40px}.limit-box{flex-basis:100%}}
@media(max-width:380px){.brand-title{font-size:22px}.brand-logo svg{width:33px;height:33px}.language-code{display:none}.site-heading{max-width:218px}.editor-toolbar{gap:8px}.toolbar-actions{gap:4px}.button{padding:6px 9px;font-size:11px}.page{width:calc(100% - 24px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
@media print{.language-menu,.editor-toolbar,.tool-extras,.toolbar-actions,.footer,.skip-link,.status-row{display:none!important}.page{width:100%;margin:0}.editor{min-height:160px}.counter-card{break-inside:avoid}.help{font-size:12px}body{background:#fff}}

@media(max-width:767px){.faq summary{padding:14px;gap:12px}.faq details>p{padding:0 14px 15px}.legal-dialog-header{padding:18px 18px 14px}.legal-dialog-header h2{font-size:18px}.legal-dialog-body{padding:18px 18px 6px}.legal-dialog-footer{padding:12px 18px}.policy-page .policy-document{padding:22px 18px}.policy-document .policy-title{font-size:23px}.policy-page .brand-title{font-size:23px}.policy-page .footer-links{gap:10px 14px}}

.policy-page .policy-document+.policy-back{margin-top:22px}.policy-owner{border-top:1px solid var(--line);padding-top:18px;margin-top:22px}