:root{--shared-shell:1120px;--shared-paper:#f6f3ec}.shared-site-header__rail{position:sticky;top:0;z-index:50;height:76px;pointer-events:none}.shared-site-header{display:flex;width:min(var(--shared-shell),calc(100% - 32px));min-height:76px;padding-block:12px;margin:auto;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--shared-line);pointer-events:auto;transition:width .18s ease,min-height .18s ease,padding .18s ease,transform .18s ease,border-color .18s ease,border-radius .18s ease,background-color .18s ease,box-shadow .18s ease}.shared-site-header--scrolled{width:min(calc(100% - 48px),880px);min-height:60px;padding:7px 14px;transform:translateY(10px);border:1px solid var(--shared-line);border-radius:16px;background:color-mix(in srgb,var(--shared-paper) 88%,transparent);box-shadow:0 10px 30px rgb(23 32 30/10%);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.shared-site-header__brand{display:flex;align-items:center;gap:11px;color:var(--shared-ink);font-weight:750;text-decoration:none}.shared-site-header__nav{display:flex;gap:18px}.shared-site-header__nav a{color:var(--shared-ink);font-size:13px;font-weight:700;text-decoration:none}.shared-site-header__nav a[aria-current=page]{color:var(--shared-accent)}.shared-site-footer{width:min(var(--shared-shell),calc(100% - 32px));margin:auto;padding:30px 0;color:#65706c;font-size:13px}.shared-site-footer__columns{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}.shared-site-footer__legal{margin-top:20px;padding-top:16px;border-top:1px solid var(--shared-line);font-size:11px}@media (max-width:560px){.shared-site-header__rail{position:relative;height:64px}.shared-site-header,.shared-site-header--scrolled{width:min(100% - 32px,var(--shared-shell));min-height:64px;padding:9px 0;transform:none;border:0;border-bottom:1px solid var(--shared-line);border-radius:0;background:var(--shared-paper);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.shared-site-header__nav{gap:12px}.shared-site-footer__columns{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){.shared-site-header{transition:none}}:root{--shared-ink:#17201e;--shared-line:#d8d1c4;--shared-accent:#a8402e;--shared-muted:#65706c;--shared-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--shared-space-3:12px;--shared-space-4:16px;--shared-space-8:32px}.faq-list{border-top:1px solid var(--shared-line)}.faq-list__item{border-bottom:1px solid var(--shared-line)}.faq-list__summary{display:flex;align-items:center;justify-content:space-between;gap:var(--shared-space-4);min-height:60px;padding:var(--shared-space-3) 0;cursor:pointer;list-style:none;color:var(--shared-ink);font-weight:650}.faq-list__summary::-webkit-details-marker{display:none}.faq-list__summary:after{flex:0 0 auto;color:var(--shared-muted);content:"+";font-size:1.35rem;font-weight:400}.faq-list__item[open] .faq-list__summary:after{content:"−"}.faq-list__question{min-width:0}.faq-list__number{flex:0 0 auto;order:2;color:var(--shared-accent);font:.8rem/1 var(--shared-mono);letter-spacing:.08em}.faq-list__answer{max-width:760px;padding:0 var(--shared-space-8) var(--shared-space-4) 0;color:var(--shared-muted)}.faq-list__answer p{margin:0}.shared-step-list{display:grid;gap:var(--shared-space-4);padding:0;margin:0;list-style:none}.shared-step-list__item{display:grid;grid-template-columns:48px minmax(0,1fr);gap:var(--shared-space-4);padding:var(--shared-space-4) 0;border-top:1px solid var(--shared-line)}.shared-step-list__number{color:var(--shared-accent);font:700 .875rem/1.5 var(--shared-mono)}.shared-step-list__content{min-width:0}.shared-step-list__content h3{margin:0;color:var(--shared-ink)}.shared-step-list__body{color:var(--shared-muted)}.shared-step-list__body p{margin:0}.shared-step-list__body a{overflow-wrap:anywhere}@media (min-width:700px){.shared-step-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}}.shared-link-card-grid{display:grid;gap:12px}.shared-link-card{display:grid;min-height:164px;padding:20px;border:1px solid var(--shared-line);border-radius:12px;background:var(--shared-surface);color:inherit;text-decoration:none;transition:border-color .14s ease,background .14s ease}.shared-link-card:hover{border-color:var(--shared-accent);background:var(--shared-surface-raised)}.shared-link-card:focus-visible{outline:2px solid var(--shared-accent);outline-offset:2px}.shared-link-card h3{margin:0 0 8px;font-size:20px}.shared-link-card p{margin:0;color:var(--shared-muted);line-height:1.6}:root{--shared-shell:1080px;--shared-ink:var(--ink);--shared-line:var(--line);--shared-paper:var(--bg);--shared-surface:var(--card);--shared-surface-raised:var(--card);--shared-accent:var(--brand);--shared-muted:var(--muted);--shared-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;--bg:#f7f8fa;--card:#ffffff;--ink:#1a2233;--muted:#5b6474;--line:#e3e7ee;--brand:#2f6fed;--brand-ink:#ffffff;--brand-soft:#eaf1fe;--ok:#1a7f4e;--ok-bg:#e9f7f0;--warn:#925e0b;--warn-bg:#fdf3e0;--err:#b3261e;--err-bg:#fdecea;--radius:12px;--shadow:0 1px 2px rgba(26,34,51,0.06),0 4px 16px rgba(26,34,51,0.06)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font:16px/1.65 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--ink);background:var(--bg);display:flex;flex-direction:column;min-height:100vh}main{flex:1 1;width:100%;padding:24px 16px 48px}.container{max-width:1080px;margin:0 auto}a{color:var(--brand)}:focus-visible{outline:3px solid var(--brand);outline-offset:2px}@media (max-width:560px){.shared-site-header__rail{height:auto}.shared-site-header{flex-wrap:wrap;row-gap:4px;padding-block:10px}.shared-site-header__nav{flex:1 1 100%;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}.shared-site-header__nav::-webkit-scrollbar{display:none}}.shared-site-header__nav a{white-space:nowrap}.shared-site-footer nav{display:flex;flex-wrap:wrap;gap:4px 18px;margin-top:8px}.shared-site-footer nav a{display:inline-flex;align-items:center;min-height:44px}.shared-site-footer p{margin:0;max-width:640px}.page-hero{margin:8px 0 20px}.page-hero h1{margin:0 0 8px;font-size:clamp(1.6rem,4vw,2.2rem);line-height:1.25}.page-hero p{margin:0;color:var(--muted);max-width:760px}.content-section{margin:40px 0}.content-section h2{font-size:1.35rem;margin:0 0 12px}.content-section h3{font-size:1.05rem;margin:22px 0 6px}.content-section li,.content-section p{color:#2c3547}.content-section ol,.content-section ul{padding-left:22px;margin:8px 0}.content-section li{margin:4px 0}.tool-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.tool-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 12px}.tool-toolbar:last-child{margin-bottom:0}.btn{appearance:none;border:1px solid var(--line);background:var(--card);color:var(--ink);font:inherit;font-size:.95rem;padding:9px 16px;min-height:44px;border-radius:10px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center}.btn:hover:not(:disabled){border-color:var(--brand);color:var(--brand)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}.btn-primary:hover:not(:disabled){background:#275fd0;color:var(--brand-ink)}.char-count{margin-left:auto;font-size:.85rem;color:var(--muted)}.char-count.over{color:var(--err);font-weight:600}.pane-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width:860px){.pane-grid{grid-template-columns:1fr}}.pane{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--card);min-width:0}.pane-label{display:block;padding:8px 12px;font-size:.82rem;font-weight:600;color:var(--muted);background:#f2f4f8;border-bottom:1px solid var(--line)}.mono-input{display:block;width:100%;height:380px;padding:12px;border:0;resize:vertical;font:.9rem/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;color:var(--ink);background:var(--card)}.mono-input:focus{outline:none}.pane:focus-within{border-color:var(--brand)}.preview-body{height:380px;overflow:auto;padding:4px 14px}.md-img-off,.preview-empty{color:var(--muted)}.md-img-off{display:inline-block;background:#eef1f6;border:1px dashed #c4cddc;border-radius:6px;padding:0 6px;font-size:.85em}.md-render h1,.md-render h2{border-bottom:1px solid var(--line);padding-bottom:.25em}.md-render h1{font-size:1.5rem}.md-render h2{font-size:1.25rem}.md-render h3{font-size:1.1rem}.md-render pre{background:#f2f4f8;padding:12px;border-radius:8px;overflow-x:auto}.md-render code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;background:#f2f4f8;padding:.15em .35em;border-radius:4px}.md-render pre code{background:none;padding:0}.md-render blockquote{margin:.8em 0;padding:.1em 1em;border-left:4px solid #c9d4e8;color:#45506a}.md-render table{border-collapse:collapse;margin:.8em 0;display:block;max-width:100%;overflow-x:auto}.md-render td,.md-render th{border:1px solid #d7dde8;padding:5px 10px;text-align:left}.md-render th{background:#f2f4f8}.md-render img{max-width:100%}.md-render input[type=checkbox]{margin-right:6px}.status{margin:10px 0;padding:10px 14px;border-radius:10px;font-size:.92rem;min-height:0}.status:empty{display:none}.status-ok{background:var(--ok-bg);color:var(--ok)}.status-info{background:var(--brand-soft);color:#275fd0}.status-error{background:var(--err-bg);color:var(--err)}.warning-list{margin:0 0 12px;padding:12px 14px 12px 34px;background:var(--warn-bg);color:var(--warn);border-radius:10px;font-size:.92rem}.warning-list li{margin:3px 0}.hint{margin:10px 0 0;font-size:.85rem;color:var(--muted)}.csv-input-area .csv-paste{height:180px}.csv-controls{gap:10px 16px}.checkbox-label{display:inline-flex;align-items:center;gap:8px;font-size:.92rem;padding:8px 0;min-height:44px}.checkbox-label input{width:18px;height:18px}.search-label{display:inline-flex;align-items:center;gap:8px;font-size:.92rem;color:var(--muted)}.search-label input{border:1px solid var(--line);border-radius:10px;padding:9px 12px;min-height:44px;font:inherit;width:200px;max-width:60vw}.csv-summary{margin-left:auto;font-size:.85rem;color:var(--muted)}.csv-table-wrap{overflow:auto;max-height:520px;border:1px solid var(--line);border-radius:10px}.csv-table{border-collapse:collapse;width:100%;font-size:.88rem}.csv-table td,.csv-table th{border:1px solid var(--line);padding:6px 12px;text-align:left;white-space:pre-wrap;word-break:break-word;min-width:60px}.csv-table thead th{position:sticky;top:0;background:#f2f4f8;z-index:1}.csv-table .row-num{color:var(--muted);background:#fafbfd;min-width:44px;text-align:right;-webkit-user-select:none;user-select:none}.paste-zone{border:2px dashed #b9c6dd;border-radius:var(--radius);background:#fbfcfe;padding:56px 20px;text-align:center;cursor:text}.paste-zone:focus{border-color:var(--brand);outline:none;background:var(--brand-soft)}.paste-title{margin:0 0 8px;font-size:1.15rem;font-weight:600}.paste-help{margin:0 auto;color:var(--muted);max-width:520px;font-size:.95rem}.not-found{padding:60px 0;text-align:center}.not-found h1{font-size:1.6rem}.not-found p{color:var(--muted)}