.dns-guide{--paper: #f3ebdd;--paper-2: #efe4d2;--card: #fffbf4;--ink: #1c1915;--muted: #6b6459;--rule: #d9cfc0;--rust: #b54a1f;--rust-2: #8c3514;--teal: #1b6b63;--teal-2: #134e48;--serif: "Iowan Old Style", Palatino, "Palatino Linotype", "Songti SC", "Noto Serif SC", serif;--sans: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--mono: "Cascadia Mono", "Sarasa Mono SC", Consolas, ui-monospace, monospace;min-height:100vh;background:radial-gradient(1200px 480px at 12% -10%,rgba(181,74,31,.08),transparent 55%),radial-gradient(900px 420px at 100% 0%,rgba(27,107,99,.08),transparent 50%),var(--paper);color:var(--ink);font-family:var(--sans)}.dns-guide:before{content:"";pointer-events:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E")}.dns-guide a{color:var(--teal-2);text-underline-offset:3px}.dns-guide a:hover{color:var(--rust)}.dns-guide :focus-visible{outline:2px solid var(--rust);outline-offset:3px}.dns-head{position:sticky;top:0;z-index:30;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:color-mix(in srgb,var(--paper) 86%,white);border-bottom:1px solid var(--rule)}.dns-head-inner{max-width:1120px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.dns-brand{font-family:var(--serif);font-weight:700;letter-spacing:.08em;font-size:13px;text-transform:uppercase;color:var(--ink)}.dns-lang{display:inline-flex;border:1px solid var(--rule);border-radius:999px;overflow:hidden;background:var(--card)}.dns-lang button{border:0;background:transparent;padding:5px 11px;font-size:12px;font-weight:650;cursor:pointer;color:var(--muted);font-family:var(--sans)}.dns-lang button.is-on{background:var(--ink);color:var(--paper)}.dns-toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:50;background:var(--ink);color:var(--paper);padding:8px 16px;border-radius:999px;font-size:13px;box-shadow:0 10px 28px -16px #1c19158c}.dns-wrap{max-width:1120px;margin:0 auto;padding:28px 20px 72px}.dns-kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--rust);font-weight:650}.dns-title{font-family:var(--serif);font-size:clamp(32px,5vw,56px);line-height:1.12;letter-spacing:-.03em;margin:10px 0 14px;font-weight:600;text-wrap:balance}.dns-lead{font-size:17px;line-height:1.7;color:var(--muted);max-width:46rem}.dns-toc{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 8px}.dns-toc a{cursor:pointer;text-decoration:none;color:var(--ink);border:1px solid var(--rule);background:var(--card);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:650;transition:border-color .18s ease,color .18s ease}.dns-toc a:hover{border-color:var(--rust);color:var(--rust)}.dns-plate{margin:14px 0 8px;background:var(--card);border:1px solid var(--rule);border-radius:16px;padding:10px 8px 4px;overflow-x:auto}.dns-svg{display:block;width:100%;height:auto;min-width:560px;font-family:var(--sans)}@media(max-width:640px){.dns-svg{min-width:0}}.dns-svg-ticket{min-width:420px;max-width:520px;margin:0 auto}.dns-sub{font-family:var(--serif);font-size:20px;margin:18px 0 8px}.dns-block+.dns-block{margin-top:8px}.dns-panel{margin-top:28px;background:var(--card);border:1px solid var(--rule);border-radius:16px;padding:22px}.dns-panel h2,.dns-step h2{font-family:var(--serif);font-size:26px;margin:0 0 8px}.dns-help{color:var(--muted);line-height:1.65;margin:0 0 18px}.dns-fields{display:grid;gap:14px}@media(min-width:768px){.dns-fields{grid-template-columns:1fr 1fr}}.dns-fields label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:650}.dns-fields input[type=text]{font-family:var(--mono);font-size:14px;padding:10px 12px;border:1px solid var(--rule);border-radius:10px;background:#fff;color:var(--ink)}.dns-check{display:flex;align-items:center;gap:8px;margin:14px 0 0;font-size:14px;cursor:pointer;width:fit-content}.dns-table-wrap{overflow-x:auto;margin-top:16px;border:1px solid var(--rule);border-radius:12px}.dns-table{width:100%;border-collapse:collapse;font-size:13px}.dns-table th{text-align:left;background:var(--paper-2);padding:10px 12px;font-weight:650}.dns-table td{padding:10px 12px;border-top:1px solid var(--rule);font-family:var(--mono);vertical-align:middle}.dns-copy{cursor:pointer;border:1px solid var(--rule);background:var(--paper);border-radius:8px;padding:4px 8px;font-family:var(--sans);font-size:12px}.dns-copy:hover{border-color:var(--teal);color:var(--teal-2)}.dns-note{margin:12px 0 0;font-size:13px;color:var(--muted)}.dns-step{margin-top:36px;display:grid;gap:8px;scroll-margin-top:80px}.dns-step>h2{font-family:var(--serif);font-size:26px;margin:0 0 8px}.dns-no{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--rust)}.dns-step p{margin:0 0 10px;line-height:1.75;color:#3a342c}.dns-bullets{list-style:none;padding:0;margin:0 0 14px;display:grid;gap:8px}.dns-bullets li{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:10px 12px;display:grid;grid-template-columns:64px 1fr;gap:10px;align-items:baseline}.dns-bullets code{font-family:var(--mono);color:var(--teal-2);font-weight:650}.dns-cta{display:inline-flex;align-items:center;gap:6px;margin:4px 0 12px;padding:8px 12px;border-radius:999px;background:var(--ink);color:var(--paper)!important;text-decoration:none!important;font-size:13px;font-weight:650;cursor:pointer;justify-self:start;width:fit-content}.dns-cta:hover{background:var(--rust)!important;color:#fff!important}.dns-faq details{border-top:1px solid var(--rule);padding:12px 0}.dns-faq summary{cursor:pointer;font-weight:650}.dns-faq p{margin:8px 0 0;color:var(--muted);line-height:1.65}.dns-foot{margin-top:48px;padding-top:18px;border-top:1px solid var(--rule);color:var(--muted);font-size:13px}.dns-fill{scroll-margin-top:80px;box-shadow:inset 4px 0 0 var(--rust)}.mock-shot{margin:14px 0 22px;border:1px solid #c9c1b4;border-radius:14px;background:#ece7de;box-shadow:0 18px 40px -24px #1c191573,0 0 0 1px #fff6 inset;overflow:hidden;scroll-margin-top:72px}.mock-chrome{display:flex;align-items:center;gap:10px;padding:8px 12px;background:linear-gradient(180deg,#3a342c,#2a251f);color:#efe8dc;font-size:12px}.mock-dots{display:flex;gap:5px;flex-shrink:0}.mock-dots b{width:9px;height:9px;border-radius:50%;background:#c9a227}.mock-dots b:first-child{background:#c45c4a}.mock-dots b:last-child{background:#6aa56a}.mock-url{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono);font-size:11px;background:#1c1915;border-radius:999px;padding:4px 10px;color:#d7cbb8}.mock-badge{flex-shrink:0;font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:750;color:#1c1915;background:#e8c36a;border-radius:999px;padding:3px 8px}.mock-stage{background:#d8d2c6;padding:12px;overflow-x:auto}.mock-stage button,.mock-stage input{pointer-events:none;cursor:default}.mock-cap{margin:0;padding:10px 14px 12px;background:#fffbf4;color:var(--muted);font-size:13px;line-height:1.5;border-top:1px dashed var(--rule)}.mock-pin{display:inline-flex;align-items:center;align-self:flex-start;gap:6px;margin-left:8px;vertical-align:middle;max-width:100%;width:max-content;pointer-events:none;font-size:12px;font-weight:700;color:#1c1915;background:#fff6d6;border:1px solid #e8c36a;border-radius:999px;padding:2px 8px 2px 2px}.mock-pin i{flex-shrink:0;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:12px;font-weight:800;color:#fff;box-shadow:0 0 0 3px #fff}.mock-pin-go i{background:#0f766e}.mock-pin-stop{background:#fde8e6;border-color:#f5b7b1;color:#7a271a}.mock-pin-stop i{background:#b42318}.tc-app,.nc-app{font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:13px;color:#1d2129;background:#fff;border-radius:8px;overflow:hidden;min-width:0}.tc-top{background:#0052d9;color:#fff;padding:10px 14px;font-weight:650;letter-spacing:.02em}.tc-search,.tc-split,.tc-main-pad{background:#f3f3f3}.tc-search{padding:16px}.tc-tabs{display:flex;gap:16px;margin-bottom:12px;color:#4e5969}.tc-tabs .is-on{color:#0052d9;font-weight:700;border-bottom:2px solid #0052d9;padding-bottom:4px}.tc-query,.nc-query{display:flex;align-items:stretch;gap:0;max-width:520px;background:#fff;border:1px solid #c9cdd4;border-radius:4px;overflow:hidden}.tc-query input,.nc-query input,.tc-field input,.nc-form input{flex:1;border:0;outline:none;padding:8px 10px;font:inherit;background:#fff;min-width:0}.tc-query em{display:grid;place-items:center;padding:0 10px;background:#f7f8fa;color:#4e5969;font-style:normal;border-left:1px solid #e5e6eb}.tc-query button,.nc-query button{border:0;background:#0052d9;color:#fff;padding:8px 16px;font-weight:650}.nc-query button{background:#111}.tc-results,.nc-search ul{list-style:none;margin:12px 0 0;padding:0;background:#fff;border:1px solid #e5e6eb;border-radius:6px}.tc-results li,.nc-search li{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;border-top:1px solid #f2f3f5}.tc-results li:first-child,.nc-search li:first-child{border-top:0}.tc-results small,.nc-search small{color:#86909c}.tc-results .is-ok,.nc-search .is-ok,.tc-table tr.is-ok td{background:#f2fbf6}.tc-results strong,.nc-search strong{margin-left:auto;color:#d35a21}.tc-results button,.nc-search button,.tc-primary,.nc-form button{border:0;border-radius:4px;background:#0052d9;color:#fff;padding:6px 12px;font-weight:650}.tc-results button,.nc-search button{margin-left:auto}.nc-search button,.nc-form button{background:#111}.tc-split{display:grid;grid-template-columns:132px 1fr;min-height:180px}.tc-split aside{background:#fff;border-right:1px solid #e5e6eb;padding:10px 0;display:flex;flex-direction:column}.tc-split aside b,.tc-split aside span{padding:8px 14px;color:#4e5969;font-weight:500}.tc-split aside b.is-on{color:#0052d9;background:#e8f3ff;border-right:3px solid #0052d9}.tc-main{padding:12px 14px 16px}.tc-main-pad{padding:14px}.tc-table{width:100%;border-collapse:collapse;background:#fff;font-size:12px}.tc-table th,.tc-table td{text-align:left;padding:9px 10px;border-bottom:1px solid #e5e6eb}.tc-table th{background:#f7f8fa;color:#4e5969;font-weight:650}.tc-ops{display:flex;flex-wrap:wrap;gap:10px;color:#0052d9}.tc-ops .is-hit{font-weight:800;position:relative}.ok{color:#00a870;font-style:normal;font-weight:700}.tc-toolbar{margin:8px 0 12px}.tc-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 12px;background:#fff;border:1px solid #e5e6eb;border-radius:8px;padding:12px}.tc-field{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.tc-field label{width:72px;color:#4e5969;flex-shrink:0}.tc-field input{flex:1;min-width:80px;border:1px solid #c9cdd4;border-radius:4px}.tc-field-wide{grid-column:1 / -1}.tc-form>.tc-primary{grid-column:1 / -1;width:fit-content}.tc-select{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.tc-select s{color:#c9cdd4;text-decoration:line-through}.tc-select b{color:#0052d9;background:#e8f3ff;border:1px solid #0052d9;border-radius:4px;padding:2px 8px}.tc-select small{color:#86909c}.tc-hints{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:12px 0 0;padding:0;font-size:12px;color:#4e5969}.tc-hints li{background:#fff;border:1px solid #e5e6eb;border-radius:999px;padding:4px 10px}.tc-hints .is-hit{border-color:#0052d9;color:#0052d9;font-weight:700}.tc-toast{display:inline-block;margin-bottom:10px;background:#e8ffea;color:#2ba471;border:1px solid #9ee0b0;border-radius:4px;padding:6px 10px;font-weight:700}.nc-top{background:#111;color:#fff;padding:10px 14px;font-weight:750;letter-spacing:.08em;text-transform:lowercase;display:flex;justify-content:space-between;gap:12px}.nc-top em{font-style:normal;font-weight:500;letter-spacing:0;text-transform:none;color:#b8f06e}.nc-search,.nc-dns{padding:16px;background:#f6f4ef}.nc-dns h4{margin:0 0 12px;font-size:16px}.nc-form{display:grid;grid-template-columns:1fr 1fr;gap:12px;background:#fff;border:1px solid #e4dfd4;border-radius:10px;padding:14px}.nc-form label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:700;color:#5c564c}.nc-form .wide{grid-column:1 / -1}.nc-form input{border:1px solid #d7d0c3;border-radius:6px}.nc-select{display:flex;gap:8px;align-items:center}.nc-select s{color:#c9cdd4}.nc-select b{background:#111;color:#b8f06e;padding:2px 8px;border-radius:4px}.nc-form button{justify-self:start;align-self:end}@media(max-width:720px){.mock-url{display:none}.tc-split{grid-template-columns:1fr}.tc-split aside{flex-direction:row;flex-wrap:wrap;border-right:0;border-bottom:1px solid #e5e6eb}.tc-form,.nc-form{grid-template-columns:1fr}.mock-pin{margin:6px 0 0;white-space:normal}.tc-results strong,.nc-search strong{margin-left:0}}@media(prefers-reduced-motion:reduce){.dns-cta,.dns-copy,.dns-toc a{transition:none}}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;min-height:100%}body{background:#f3ebdd}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
