:root{color-scheme:light;--bg:#f7f9fc;--paper:#fff;--soft:#edf3fa;--line:#dbe4ee;--ink:#162537;--muted:#617184;--blue:#235f9e;--blue-dark:#1d507f;--shadow:0 14px 32px rgba(21,44,78,.05);--danger:#a33c3c;--good:#156e57}
:root[data-theme=dark]{color-scheme:dark;--bg:#0f151e;--paper:#181f2a;--soft:#222d3a;--line:#324153;--ink:#edf2f9;--muted:#a4b2c3;--blue:#8cbcf5;--blue-dark:#b7d8ff;--shadow:none;--danger:#f3a4a4;--good:#85d9c1}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}button,input,textarea,select{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{opacity:.54;cursor:not-allowed}img{max-width:100%}pre,code{font:12px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace}code{overflow-wrap:anywhere}pre{white-space:pre-wrap;overflow-wrap:anywhere}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.24;letter-spacing:-.03em}h1{font-size:clamp(32px,4.5vw,52px);margin:0 0 16px}h2{font-size:24px}h3{font-size:17px}p{color:var(--muted)}small,.muted{color:var(--muted)}.frame{max-width:1260px;padding:0 30px;margin:auto;min-height:100vh;display:flex;flex-direction:column}.masthead{display:flex;align-items:center;gap:24px;min-height:87px;border-bottom:1px solid var(--line)}.brand{white-space:nowrap;display:flex;gap:10px;align-items:center;font-weight:740;letter-spacing:-.05em;font-size:19px}.mark{background:var(--blue);color:#fff;border-radius:7px;width:32px;height:32px;display:grid;place-items:center;font-weight:850;letter-spacing:-.05em;font-size:20px}.mark span{color:#b0d3f6}.brand-light{font-weight:500;color:var(--muted)}.nav{display:flex;gap:4px;align-items:center;margin:auto;overflow:auto;scrollbar-width:none}.nav a{font-size:12px;font-weight:650;color:var(--muted);white-space:nowrap;padding:9px 10px;border-radius:5px}.nav a:hover{color:var(--ink);background:var(--soft)}.nav a.active{color:var(--blue);background:var(--soft)}.mast-actions{display:flex;gap:8px;align-items:center}.icon-btn,.account-link{border:1px solid var(--line);border-radius:6px;background:var(--paper);height:35px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-size:12px;font-weight:700}.icon-btn{width:36px;font-size:18px}.account-link{color:var(--blue)}main{flex:1}.hero{padding:63px 0 39px;max-width:800px}.hero .eyebrow,.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.14em;font-size:10px;color:var(--blue);font-weight:830;margin-bottom:15px}.hero p{font-size:16px;max-width:650px;line-height:1.85;margin:0}.hero.compact{padding:46px 0 29px}.hero.compact h1{font-size:clamp(30px,4vw,43px)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.panel{background:var(--paper);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}.card{padding:24px;min-height:190px;display:flex;flex-direction:column}.card:hover{border-color:var(--blue)}.card .index{font:750 12px ui-monospace,monospace;color:var(--blue);letter-spacing:.04em}.card h3{margin:20px 0 8px}.card p{font-size:12px;line-height:1.7;flex:1}.card .arrow{color:var(--blue);font-size:12px;font-weight:700}.panel{padding:25px}.panel h2{margin-bottom:8px}.panel>p:first-of-type{margin-bottom:24px}.split{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(300px,.96fr);gap:18px;align-items:start}.wide-narrow{grid-template-columns:minmax(0,1.4fr) minmax(300px,.6fr)}.field{display:block;margin:0 0 16px;font-size:12px;color:var(--ink);font-weight:680}.field input,.field textarea,.field select,.field-file,.plain-input{display:block;width:100%;margin-top:7px;border:1px solid var(--line);border-radius:5px;padding:11px 12px;background:var(--bg);color:var(--ink);outline:none;font-weight:460;min-width:0}.field textarea{min-height:150px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;line-height:1.55;font-size:13px}.field input:focus,.field textarea:focus,.field select:focus,.plain-input:focus{border-color:var(--blue);box-shadow:0 0 0 2px rgba(60,130,200,.13)}.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.button{border:1px solid var(--blue);background:var(--blue);color:#fff;padding:11px 17px;border-radius:6px;font-weight:720;font-size:12px;min-height:41px;display:inline-flex;align-items:center;justify-content:center;gap:8px}.button:hover{filter:brightness(.94)}.button.subtle{background:transparent;color:var(--blue);border-color:var(--line)}.button.danger{background:transparent;border-color:var(--line);color:var(--danger)}.button.block{width:100%}.actions-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.segment{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 22px}.segment button,.filter-button{background:var(--soft);border:1px solid transparent;color:var(--muted);padding:9px 13px;border-radius:5px;font-size:12px;font-weight:700}.segment button.active,.filter-button.active{color:var(--blue);border-color:var(--line);background:var(--paper)}.output{border:1px solid var(--line);border-radius:7px;padding:15px;background:var(--soft);min-height:105px;white-space:pre-wrap;overflow:auto;max-height:430px;color:var(--ink);font:12px/1.65 ui-monospace,monospace;margin:15px 0}.qr-frame{display:grid;place-items:center;border:1px dashed var(--line);background:var(--soft);padding:24px;min-height:340px;border-radius:8px}.qr-frame img{max-height:305px;width:auto;background:#fff;padding:10px;border-radius:5px}.note{padding:14px 16px;background:var(--soft);border-left:3px solid var(--blue);border-radius:4px;color:var(--muted);line-height:1.7;font-size:12px;margin:20px 0}.subheading{margin:45px 0 17px}.row-item{padding:17px 0;border-bottom:1px solid var(--line);display:flex;gap:16px;align-items:center;justify-content:space-between}.row-item h3{font-size:14px;margin:0 0 3px;letter-spacing:0}.row-item p{font-size:12px;margin:0;overflow-wrap:anywhere}.row-item .actions-row{flex-shrink:0}.table-wrap{overflow:auto}.data-table{border-collapse:collapse;width:100%;min-width:680px;font-size:12px}.data-table th{font-size:11px;color:var(--muted);background:var(--soft);text-align:left}.data-table th,.data-table td{border-bottom:1px solid var(--line);padding:12px;text-align:left;max-width:380px;overflow-wrap:anywhere}.state{display:inline-block;font-size:11px;padding:4px 9px;border:1px solid var(--line);color:var(--muted);border-radius:4px}.state.good{color:var(--good)}.state.warn{color:var(--danger)}.code-block{background:var(--soft);padding:16px;border-radius:6px;overflow:auto;max-height:320px}.code-block pre{margin:0;white-space:pre}.plain-link{color:var(--blue);font-weight:700}.tiny{font-size:11px}.divider{height:1px;background:var(--line);margin:24px 0}.auth-card{width:min(100%,480px);margin:55px auto 20px}.auth-card h1{font-size:30px}.form-help{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:16px 0;font-size:12px}.editor-wrap{position:relative;margin:18px auto 0;width:fit-content;max-width:100%;border:1px solid var(--line);background:#dde7ef;touch-action:none;overflow:hidden}.editor-wrap canvas{display:block;max-width:100%;height:auto}.qr-sticker{position:absolute;touch-action:none;cursor:grab;border:2px solid #195ba6;background:#fff;display:grid;place-items:center;box-shadow:0 3px 9px rgba(0,0,0,.16);user-select:none}.qr-sticker:active{cursor:grabbing}.qr-sticker img{width:100%;height:100%;pointer-events:none}.qr-sticker span{position:absolute;bottom:-24px;left:0;background:#195ba6;color:#fff;font-size:10px;padding:1px 5px;white-space:nowrap}.verify-result{padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:8px;max-width:760px}.verify-result dt{font-size:11px;color:var(--muted);margin-top:14px}.verify-result dd{margin:3px 0 0;overflow-wrap:anywhere;font-weight:630}.verify-result .big-state{font-size:22px;font-weight:750}.footer{margin-top:72px;display:flex;gap:18px;justify-content:space-between;border-top:1px solid var(--line);padding:25px 0 35px;font-size:11px;color:var(--muted)}.footer a{color:var(--blue)}.toast{position:fixed;bottom:20px;right:20px;padding:14px 18px;border-radius:6px;box-shadow:0 8px 25px rgba(0,0,0,.18);background:var(--ink);color:var(--paper);font-size:12px;z-index:20;display:none;max-width:min(400px,calc(100vw - 30px))}.toast.show{display:block}.loading{padding:80px 0;color:var(--muted)}.empty{color:var(--muted);padding:26px;border:1px dashed var(--line);border-radius:7px;background:var(--paper);text-align:center}.doc-list{margin-top:25px}.mono{font:12px/1.5 ui-monospace,Consolas,monospace;overflow-wrap:anywhere}.input-note{font-size:11px;color:var(--muted);line-height:1.6;margin-top:6px}.hidden{display:none!important}
@media(max-width:1060px){.masthead{flex-wrap:wrap;gap:13px;padding:16px 0}.nav{width:100%;order:3;justify-content:start}.frame{padding:0 20px}.grid.four{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.split,.wide-narrow{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{padding:44px 0 30px}.hero p{font-size:14px}}
@media(max-width:540px){.frame{padding:0 14px}.masthead{min-height:65px}.brand{font-size:17px}.nav a{padding:8px 9px}.hero{padding:37px 0 25px}.hero.compact{padding:30px 0 22px}h1{font-size:34px}.hero.compact h1{font-size:30px}.grid,.grid.two,.grid.four,.field-row{grid-template-columns:1fr}.panel{padding:19px}.row-item{align-items:start;flex-direction:column}.row-item .actions-row{width:100%}.footer{margin-top:48px;flex-direction:column;gap:7px}.qr-frame{min-height:270px}.qr-frame img{max-height:245px}.auth-card{margin:30px auto}.actions-row .button{flex:1}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}