@font-face{font-family:Inter;src:url("/assets/fonts/inter-400.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Inter;src:url("/assets/fonts/inter-500.woff2") format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:Inter;src:url("/assets/fonts/inter-600.woff2") format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:Inter;src:url("/assets/fonts/inter-700.woff2") format("woff2");font-weight:700;font-display:swap}

:root{
  --paper:#F3F0E7;
  --paper-deep:#EAE5D6;
  --card:#FCFBF6;
  --ink:#11120C;
  --ink-2:#3C3B31;
  --muted:#76725F;
  --faint:#9B9682;
  --line:#D9D3C1;
  --line-strong:#BDB6A1;
  --blue:#1D3BFF;
  --blue-deep:#1226B8;
  --orange:#FF4B00;
  --ok:#1C7A45;
  --warn:#9A5C00;
  --bad:#B3261E;
  --sans:Inter,"Noto Sans SC","Noto Sans TC","Noto Sans JP","Noto Sans KR",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Cascadia Mono","JetBrains Mono","SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --r:14px;
  --shadow:0 1px 2px rgba(17,18,12,.04),0 18px 50px -28px rgba(17,18,12,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);font:15.5px/1.62 var(--sans);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  background-image:linear-gradient(rgba(17,18,12,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(17,18,12,.028) 1px,transparent 1px);
  background-size:44px 44px;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
img,svg{max-width:100%}
code,kbd,pre,.mono{font-family:var(--mono)}
code{background:var(--paper-deep);padding:.1em .35em;border-radius:5px;font-size:.9em}
hr{border:0;border-top:1px solid var(--line);margin:28px 0}
h1,h2,h3,h4{margin:0;line-height:1.12;letter-spacing:-.025em;font-weight:600}
p{margin:0 0 1em}
small,.small{font-size:13px}
.muted{color:var(--muted)}
.faint{color:var(--faint)}
.center{text-align:center}
.wrap{width:min(1180px,calc(100% - 44px));margin:0 auto}
.narrow{width:min(760px,calc(100% - 44px));margin:0 auto}

/* header */
.site-head{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:26px;height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--ink);color:var(--card);display:grid;place-items:center;font:700 14px/1 var(--mono);letter-spacing:-.06em;position:relative}
.brand-mark:after{content:"";position:absolute;right:5px;bottom:5px;width:6px;height:6px;border-radius:50%;background:var(--orange)}
.brand-name{font-weight:700;letter-spacing:-.03em;font-size:19px}
.brand-tag{font:600 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;border:1px solid var(--line-strong);color:var(--muted);padding:5px 6px;border-radius:5px}
.site-nav{display:flex;gap:20px;font-size:14px;font-weight:500;margin-left:6px}
.site-nav a{color:var(--ink-2)}
.site-nav a:hover{color:var(--ink)}
.site-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.lang-menu{position:relative;font-size:12.5px;color:var(--muted);white-space:nowrap}
.lang-menu summary{list-style:none;cursor:pointer;padding:7px 8px;border:1px solid var(--line-strong);border-radius:6px;font:600 10.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase}
.lang-menu summary::-webkit-details-marker{display:none}
.lang-menu[open] summary{background:var(--card);border-color:var(--ink)}
.lang-pop{position:absolute;right:0;top:calc(100% + 8px);background:var(--card);border:1px solid var(--line-strong);border-radius:9px;padding:9px 12px;box-shadow:var(--shadow);z-index:60;font-size:13px;line-height:2;min-width:130px}
.lang-pop a{display:block;color:var(--ink-2)}
.lang-pop .lang-active{display:block;color:var(--ink);font-weight:600}
.lang-pop .lang-sep{display:none}
.lang-menu a{color:var(--muted)}
.lang-menu .lang-active{color:var(--ink)}
.lang-sep{margin:0 6px;color:var(--line-strong)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 17px;border-radius:9px;border:1px solid transparent;font:600 14px/1 var(--sans);cursor:pointer;transition:.18s ease;text-decoration:none;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--ink);color:var(--card);border-color:var(--ink)}
.btn-primary:hover{background:#000}
.btn-blue{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-blue:hover{background:var(--blue-deep);border-color:var(--blue-deep)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--ink)}
.btn-ghost:hover{background:var(--card);border-color:var(--ink)}
.btn-danger{background:transparent;border-color:#D7A5A0;color:var(--bad)}
.btn-danger:hover{background:#F9EDEC}
.btn-sm{height:34px;padding:0 12px;font-size:13px;border-radius:7px}
.btn-lg{height:50px;padding:0 22px;font-size:15px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* home */
.hero{padding:74px 0 54px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:64px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font:600 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.eyebrow:before{content:"";width:26px;height:1px;background:var(--orange)}
.hero h1{font-size:clamp(53px,7.4vw,96px);line-height:.91;letter-spacing:-.055em;font-weight:600;margin:0 0 26px}
.hero h1 em{font-style:normal;color:var(--blue);position:relative;white-space:nowrap}
.hero h1 em:after{content:"";position:absolute;left:0;right:0;bottom:.045em;height:.055em;background:var(--orange);transform:scaleX(.94);transform-origin:left}
.hero-lede{font-size:18px;line-height:1.55;color:var(--ink-2);max-width:36em;margin-bottom:30px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero-note{margin-top:18px;font:12px/1.5 var(--mono);color:var(--muted);letter-spacing:.01em}
.hero-stats{display:flex;gap:28px;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap}
.hero-stat b{display:block;font:600 24px/1 var(--sans);letter-spacing:-.03em}
.hero-stat span{font:11px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

.bridge{background:var(--ink);color:#F6F3E9;border-radius:var(--r);padding:0;box-shadow:var(--shadow);overflow:hidden;transform:rotate(.4deg)}
.bridge-top{display:flex;align-items:center;gap:7px;padding:13px 16px;border-bottom:1px solid rgba(255,255,255,.1);font:11px/1 var(--mono);letter-spacing:.1em;color:rgba(255,255,255,.55);text-transform:uppercase}
.dot{width:7px;height:7px;border-radius:50%;display:inline-block}
.dot-a{background:var(--orange)}.dot-b{background:#F4C542}.dot-c{background:#4BC07A}
.bridge-body{padding:24px 22px 22px}
.bridge-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 0;border-bottom:1px dashed rgba(255,255,255,.14)}
.bridge-row:last-child{border-bottom:0;padding-bottom:4px}
.bridge-label{font:10px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.45);display:block;margin-bottom:7px}
.bridge-domain{font:600 21px/1 var(--mono);letter-spacing:-.045em;word-break:break-all}
.bridge-domain .suffix{color:rgba(255,255,255,.44)}
.bridge-arrow{font:20px/1 var(--mono);color:var(--orange);flex:0 0 auto}
.bridge-ok{font:600 10px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#B9F26D;border:1px solid rgba(185,242,109,.4);padding:5px 7px;border-radius:999px;flex:0 0 auto}
.bridge-note{margin:14px 0 0;font:11.5px/1.55 var(--mono);color:rgba(255,255,255,.5)}
.bridge-code{background:rgba(255,255,255,.06);border-radius:8px;padding:12px 13px;margin-top:16px;font:12px/1.65 var(--mono);color:#DAD6C7;white-space:pre-wrap;word-break:break-word}
.bridge-code b{color:#B9F26D;font-weight:500}

/* sections */
.section{padding:72px 0}
.section-tight{padding:46px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-head h2{font-size:clamp(30px,3.6vw,46px);letter-spacing:-.045em}
.section-head p{color:var(--muted);max-width:36em;margin:0}
.kicker{font:600 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--orange);margin-bottom:12px}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.step{padding:28px 26px 30px;border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:0}
.step-n{font:600 11px/1 var(--mono);color:var(--orange);letter-spacing:.1em;margin-bottom:20px}
.step h3{font-size:20px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px;margin:0}
.step .mono{font-size:12.5px;color:var(--ink-2)}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;min-height:170px;transition:.2s}
.feature:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.feature-icon{width:34px;height:34px;border-radius:8px;background:var(--paper-deep);display:grid;place-items:center;margin-bottom:18px;font:600 13px/1 var(--mono);color:var(--blue)}
.feature h3{font-size:17px;margin-bottom:6px}
.feature p{font-size:14px;color:var(--muted);margin:0}

.callout{border:1px solid var(--line-strong);border-left:4px solid var(--orange);background:var(--card);border-radius:0 var(--r) var(--r) 0;padding:22px 24px;display:flex;gap:20px;align-items:flex-start}
.callout h3{font-size:18px;margin-bottom:4px}
.callout p{margin:0;color:var(--muted);font-size:14.5px}
.callout .mono{color:var(--ink)}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
table.data{width:100%;border-collapse:collapse;font-size:14px}
table.data th{text-align:left;padding:13px 15px;font:600 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line);background:var(--paper-deep)}
table.data td{padding:13px 15px;border-bottom:1px solid var(--line);vertical-align:middle}
table.data tr:last-child td{border-bottom:0}
table.data tr:hover td{background:#F7F4EA}
table.data .domain{font:600 14px/1.3 var(--mono);letter-spacing:-.02em}
.pill{display:inline-flex;align-items:center;gap:5px;font:600 10.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:5px 8px;border-radius:999px;border:1px solid var(--line-strong);color:var(--muted);white-space:nowrap}
.pill:before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}
.pill.ok{color:var(--ok);border-color:#B6D8C3;background:#EEF7F1}
.pill.warn{color:var(--warn);border-color:#E3C99A;background:#FBF5E8}
.pill.bad{color:var(--bad);border-color:#E0B4AF;background:#FBEEED}
.pill.blue{color:var(--blue);border-color:#BDC6FF;background:#F0F2FF}
.pill.plain{color:var(--muted);background:var(--paper-deep)}

/* forms */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.card + .card{margin-top:18px}
.field{margin-bottom:16px}
.field label{display:block;font:600 12px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.input,input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{
  width:100%;background:#fff;border:1px solid var(--line-strong);border-radius:8px;padding:11px 12px;
  font:15px/1.3 var(--sans);color:var(--ink);outline:none;transition:.15s;min-height:44px
}
.input:focus,input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,59,255,.12)}
textarea{min-height:100px;resize:vertical}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink) 50%),linear-gradient(135deg,var(--ink) 50%,transparent 50%);background-position:calc(100% - 17px) 19px,calc(100% - 12px) 19px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.inline-form{display:inline}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-actions{display:flex;align-items:center;gap:12px;margin-top:20px;flex-wrap:wrap}
.check{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--ink-2);line-height:1.45}
.check input{width:16px;height:16px;margin-top:2px;min-height:0;accent-color:var(--blue)}
.hint{font-size:12.5px;color:var(--muted);margin-top:6px}
.error-text{color:var(--bad);font-size:13.5px}
.alert{border:1px solid var(--line-strong);border-left:4px solid var(--ink);background:var(--card);padding:13px 15px;border-radius:0 8px 8px 0;margin:0 0 18px;font-size:14px}
.alert-ok{border-left-color:var(--ok)}
.alert-bad{border-left-color:var(--bad)}
.alert-warn{border-left-color:var(--warn)}

/* auth */
.auth-wrap{min-height:calc(100vh - 70px);display:grid;grid-template-columns:1fr 1fr}
.auth-aside{background:var(--ink);color:#F6F3E9;padding:64px 6vw;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.auth-aside:after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-190px;bottom:-220px}
.auth-aside:before{content:"";position:absolute;width:320px;height:320px;border:1px solid rgba(255,75,0,.4);border-radius:50%;right:-90px;bottom:-120px}
.auth-aside h2{font-size:clamp(34px,3.6vw,52px);letter-spacing:-.05em;line-height:.98;margin-bottom:18px}
.auth-aside p{color:rgba(255,255,255,.62);max-width:26em;font-size:15px}
.auth-aside .eyebrow{color:rgba(255,255,255,.5)}
.auth-aside .eyebrow:before{background:var(--orange)}
.auth-main{display:flex;align-items:center;justify-content:center;padding:48px 24px}
.auth-card{width:min(420px,100%)}
.auth-card h1{font-size:34px;letter-spacing:-.04em;margin-bottom:8px}
.auth-card .sub{color:var(--muted);margin-bottom:26px;font-size:14.5px}
.oauth-btn{display:flex;align-items:center;justify-content:center;gap:10px;height:48px;border-radius:9px;background:var(--blue);color:#fff;font-weight:600;font-size:15px;margin-bottom:18px;border:0;width:100%;cursor:pointer}
.oauth-btn:hover{background:var(--blue-deep);text-decoration:none}
.oauth-btn .vc-mark{width:22px;height:22px;border-radius:6px;background:#fff;color:var(--blue);display:grid;place-items:center;font:700 10px/1 var(--mono)}
.divider{display:flex;align-items:center;gap:12px;color:var(--faint);font:11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;margin:6px 0 18px}
.divider:before,.divider:after{content:"";height:1px;background:var(--line);flex:1}

/* console */
.app{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.rail{background:var(--ink);color:#EDEADF;padding:24px 18px;display:flex;flex-direction:column;gap:26px;position:sticky;top:0;height:100vh;overflow:auto}
.rail .brand{color:#fff}
.rail .brand-tag{color:rgba(255,255,255,.5);border-color:rgba(255,255,255,.18)}
.rail-group{display:flex;flex-direction:column;gap:4px}
.rail-label{font:600 9.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.36);margin:0 10px 8px}
.rail-nav{display:flex;flex-direction:column;gap:2px}
.rail-nav a{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.68);padding:9px 10px;border-radius:7px;font-size:14px;text-decoration:none}
.rail-nav a:hover{background:rgba(255,255,255,.07);color:#fff;text-decoration:none}
.rail-nav a.is-active{background:rgba(255,255,255,.11);color:#fff}
.rail-nav .count{margin-left:auto;font:600 10px/1 var(--mono);background:rgba(255,255,255,.13);padding:3px 6px;border-radius:999px}
.rail-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.13);padding-top:16px;display:flex;flex-direction:column;gap:10px}
.rail-user{display:flex;gap:10px;align-items:center;color:rgba(255,255,255,.8);font-size:12.5px;text-decoration:none}
.rail-user:hover{text-decoration:none}
.rail-user b{display:block;color:#fff;font-size:13px}
.rail-user span span{display:block;color:rgba(255,255,255,.45);overflow:hidden;text-overflow:ellipsis;max-width:150px}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--orange);color:#fff;display:grid;place-items:center;font:600 11px/1 var(--mono);flex:0 0 auto}
.rail-signout{color:rgba(255,255,255,.48);font:12px/1 var(--mono);text-align:left;padding:0;border:0;background:none;cursor:pointer}
.rail-signout:hover{color:#fff}
.main{min-width:0;background:var(--paper)}
.topbar{height:66px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:0 30px;background:color-mix(in srgb,var(--paper) 92%,transparent);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
.crumb{font:12px/1 var(--mono);color:var(--muted);letter-spacing:.02em}
.crumb b{color:var(--ink);font-weight:500}
.topbar .right{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.tag{font:600 10.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--line-strong);padding:6px 8px;border-radius:6px;color:var(--muted);white-space:nowrap}
.content{padding:30px;max-width:1280px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.page-head h1{font-size:33px;letter-spacing:-.045em}
.page-head p{color:var(--muted);margin:5px 0 0;font-size:14.5px}
.grid-2{display:grid;grid-template-columns:1.4fr .6fr;gap:18px;align-items:start}
.grid-even{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:17px 18px}
.stat b{display:block;font:600 28px/1 var(--sans);letter-spacing:-.04em;margin-bottom:6px}
.stat span{font:10px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.list{display:flex;flex-direction:column;gap:0}
.list-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.list-row:last-child{border-bottom:0}
.list-row .grow{flex:1;min-width:0}
.list-row .domain{font:600 14.5px/1.3 var(--mono);letter-spacing:-.02em;word-break:break-all}
.list-row .meta{font-size:12px;color:var(--muted);margin-top:3px}
.empty{padding:38px 20px;text-align:center;color:var(--muted);border:1px dashed var(--line-strong);border-radius:12px;background:rgba(255,255,255,.3)}
.empty strong{display:block;color:var(--ink);font-size:16px;margin-bottom:4px}
.actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}
.search-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.search-form input{min-height:34px;padding:6px 9px;font-size:13.5px}
.code-box{background:var(--ink);color:#EDEADF;border-radius:10px;padding:14px 16px;font:12.5px/1.7 var(--mono);overflow:auto;white-space:pre-wrap;word-break:break-all}
.code-box .accent{color:#B9F26D}
.kv{display:grid;grid-template-columns:140px 1fr;gap:8px 16px;font-size:14px}
.kv dt{color:var(--muted);font:12px/1.6 var(--mono)}
.kv dd{margin:0;color:var(--ink);word-break:break-word}

/* mirror page */
.mirror-hero{background:var(--ink);color:#F6F3E9;border-radius:var(--r);padding:28px 28px 24px;display:flex;justify-content:space-between;gap:24px;align-items:flex-end;flex-wrap:wrap}
.mirror-hero h1{font-size:32px;color:#fff;margin-bottom:6px}
.mirror-hero p{color:rgba(255,255,255,.6);margin:0;max-width:40em;font-size:14px}
.mirror-hero .bridge-domain{font-size:18px}
.mirror-hero .bridge-domain .suffix{color:rgba(255,255,255,.4)}
.mirror-actions{display:flex;gap:8px;flex-wrap:wrap}
.mirror-row{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}
.mirror-row:last-child{border-bottom:0}
.mirror-src{font:600 15px/1.3 var(--mono);letter-spacing:-.02em;word-break:break-all}
.mirror-dst{font:12.5px/1.4 var(--mono);color:var(--muted);margin-top:4px}
.mirror-dst b{color:var(--ink);font-weight:500}
.mirror-reason{font-size:12.5px;color:var(--warn);margin-top:5px}

/* footer */
.foot{border-top:1px solid var(--line);margin-top:30px;padding:46px 0 26px;background:var(--paper-deep)}
.foot-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px}
.foot h4{font:600 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px;font-size:13.5px}
.foot ul a{color:var(--ink-2)}
.foot-blurb{font-size:13.5px;color:var(--muted);max-width:27em;margin:15px 0 0}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line-strong);padding-top:16px;font:11px/1.5 var(--mono);color:var(--muted);flex-wrap:wrap}
.announce{border-bottom:1px solid var(--line);background:#FBF5E8;color:#5C4A1E;padding:9px 0;font-size:13px}
.announce .wrap{display:flex;gap:10px;align-items:center}

/* misc */
.lang-note{font-size:12px;color:var(--muted)}
.theme-toggle{font:600 10.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--line-strong);padding:7px 8px;border-radius:6px;color:var(--muted)}
.theme-toggle:hover{color:var(--ink);border-color:var(--ink);text-decoration:none}
.rec-add{border-top:1px solid var(--line);padding:10px 0 4px}
.rec-add summary{cursor:pointer;font-size:13.5px;color:var(--ink-2);list-style:none}
.rec-add summary::-webkit-details-marker{display:none}
.rec-add summary:before{content:"+";display:inline-block;width:18px;color:var(--orange);font:600 14px/1 var(--mono)}
.rec-add[open] summary:before{content:"−"}
.rec-add[open]{padding-bottom:14px}
.mobile-only{display:none}

/* CJK display type: 96px Latin is too tight for Han/Kana/Hangul */
html[lang="zh-CN"] .hero h1,
html[lang="zh-Hant"] .hero h1,
html[lang="ja"] .hero h1,
html[lang="ko"] .hero h1{font-size:clamp(38px,4.8vw,64px);line-height:1.05;letter-spacing:-.02em}
html[lang="zh-CN"] .hero h1 em,
html[lang="zh-Hant"] .hero h1 em,
html[lang="ja"] .hero h1 em,
html[lang="ko"] .hero h1 em{letter-spacing:-.01em}
html[lang="zh-CN"] .hero-lede,
html[lang="zh-Hant"] .hero-lede,
html[lang="ja"] .hero-lede,
html[lang="ko"] .hero-lede{font-size:17px;line-height:1.75}
html[lang="zh-CN"] .section-head h2,
html[lang="zh-Hant"] .section-head h2,
html[lang="ja"] .section-head h2,
html[lang="ko"] .section-head h2{letter-spacing:-.02em}
html[lang="zh-CN"] .brand-name,
html[lang="zh-Hant"] .brand-name,
html[lang="ja"] .brand-name,
html[lang="ko"] .brand-name{letter-spacing:-.01em}

@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .features{grid-template-columns:1fr 1fr}
  .grid-2{grid-template-columns:1fr}
  .grid-even{grid-template-columns:1fr}
  .app{grid-template-columns:1fr}
  .rail{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center;gap:14px;padding:14px 18px}
  .rail-group{flex-direction:row;align-items:center;gap:4px;flex-wrap:wrap}
  .rail-label{display:none}
  .rail-nav{flex-direction:row;flex-wrap:wrap}
  .rail-foot{margin:0 0 0 auto;border:0;padding:0;flex-direction:row;align-items:center}
  .rail-user span span{display:none}
  .topbar{padding:0 18px;height:auto;min-height:58px;flex-wrap:wrap}
  .content{padding:20px 18px 40px}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{overflow-x:hidden}
  .site-head .wrap{height:auto;min-height:62px;flex-wrap:wrap;padding:10px 0;gap:10px}
  .site-actions{gap:6px;flex-wrap:wrap;margin-left:auto}
  .site-actions .btn-ghost{display:none}
  .site-actions .btn-primary{padding:0 11px;font-size:12.5px}
  .site-nav{display:none}
  .lang-menu{display:none}
  .mobile-only{display:inline-flex}
  .hero{padding:46px 0 36px}
  .hero-grid>div{min-width:0}
  .hero h1{font-size:clamp(38px,11vw,54px);letter-spacing:-.04em;overflow-wrap:anywhere}
  .hero h1 em{white-space:normal}
  .hero-lede{font-size:16px}
  .hero-cta .btn{height:44px;padding:0 14px;font-size:13px}
  .bridge{transform:none;max-width:100%}
  .bridge-domain{font-size:17px}
  .bridge-code{font-size:11px}
  .steps{grid-template-columns:1fr}
  .step{border-right:0;border-bottom:1px solid var(--line)}
  .step:last-child{border-bottom:0}
  .features{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .auth-wrap{grid-template-columns:1fr}
  .auth-aside{display:none}
  .auth-main{padding:34px 20px}
  .foot-top{grid-template-columns:1fr 1fr}
  .kv{grid-template-columns:1fr}
  .page-head h1{font-size:27px}
  .mirror-row{grid-template-columns:1fr}
  .mirror-row .actions{justify-content:flex-start}
}