:root{--font:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono:"JetBrains Mono", "Cascadia Mono", "SF Mono", "Roboto Mono", Menlo, monospace;--r-sm:6px;--r-md:8px;--r-lg:12px;--bg:#fdfefe;--bg-blur:rgba(252,253,253,0.82);--surface:#ffffff;--soft:#f2f4f5;--ink:#171b1c;--ink-2:#374143;--muted:#617175;--muted-2:#95a3a7;--line:#e4e8e9;--line-strong:#d2d8da;--accent:#0e7490;--accent-strong:#0b5f76;--accent-soft:#e7f1f4;--accent-ring:rgba(14,116,144,0.22);--on-accent:#ffffff;--ok:#16a34a;--ok-soft:#ecfdf3;--ok-line:#bbf0cf;--ok-ink:#15803d;--warn:#d97706;--warn-soft:#fff7e6;--warn-line:#fde3a7;--warn-ink:#b45309;--bad:#dc2626;--bad-soft:#fef2f2;--bad-line:#fecaca;--bad-ink:#b91c1c;--code-bg:#191e1f;--code-line:#2c3335;--code-ink:#dde2e3;--code-muted:#819397;--code-kw:#43daf1;--code-str:#a5d6a7;--code-num:#f5c26b;color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#101314;--bg-blur:rgba(16,19,20,0.8);--surface:#171b1c;--soft:#202627;--ink:#eef1f1;--ink-2:#cdd4d5;--muted:#9aa8ac;--muted-2:#68797e;--line:#272e30;--line-strong:#374143;--accent:#22d3ee;--accent-strong:#43daf1;--accent-soft:rgba(34,211,238,0.14);--accent-ring:rgba(34,211,238,0.3);--on-accent:#121616;--ok-soft:rgba(22,163,74,.12);--ok-line:rgba(22,163,74,.3);--ok-ink:#4ade80;--warn-soft:rgba(217,119,6,.12);--warn-line:rgba(217,119,6,.35);--warn-ink:#fbbf24;--bad-soft:rgba(220,38,38,.12);--bad-line:rgba(220,38,38,.35);--bad-ink:#f87171;--code-bg:#0c0d0e;--code-line:#23282a}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{display:block}
code,pre,kbd{font-family:var(--mono);font-size:.875em}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;letter-spacing:-.015em;font-weight:650}
h1{font-size:clamp(2rem,4.4vw,3.15rem);letter-spacing:-.025em}
h2{font-size:clamp(1.5rem,2.6vw,2rem)}
h3{font-size:1.075rem}
p{margin:0 0 1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.small{font-size:.875rem}

.hdr{position:sticky;top:0;z-index:20;background:var(--bg-blur);backdrop-filter:saturate(1.6) blur(10px);-webkit-backdrop-filter:saturate(1.6) blur(10px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:650;font-size:1.06rem;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand svg{width:28px;height:28px}
.nav{display:flex;gap:4px;flex:1}
.nav a{color:var(--muted);font-size:.925rem;padding:6px 10px;border-radius:var(--r-sm)}
.nav a:hover,.nav a[aria-current=page]{color:var(--ink);background:var(--soft);text-decoration:none}
.hdr-actions{display:flex;gap:8px;align-items:center}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:var(--r-sm);width:40px;height:36px;color:var(--ink);cursor:pointer}
.menu-btn span{display:block;width:16px;height:2px;background:currentColor;margin:3px auto;border-radius:2px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;border-radius:var(--r-sm);font:inherit;font-size:.925rem;font-weight:550;border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap}
.btn:hover{text-decoration:none;border-color:var(--muted-2)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:var(--accent-strong);border-color:var(--accent-strong)}
.btn-lg{height:46px;padding:0 20px;font-size:1rem}
.btn-block{width:100%}
.btn[disabled]{opacity:.65;cursor:progress}

.hero{padding:88px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero-grid>*,.split>*,.docs>*{min-width:0}
.hero.stacked .hero-grid{grid-template-columns:1fr;text-align:center;justify-items:center;gap:44px}
.hero.stacked .lead{max-width:640px}
.hero.stacked .codewin{width:100%;max-width:720px;text-align:left}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.825rem;color:var(--muted);border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:4px 12px 4px 6px;margin-bottom:22px}
.eyebrow b{font-weight:600;color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:1px 8px;font-size:.75rem}
.eyebrow:hover{text-decoration:none;border-color:var(--line-strong)}
.lead{font-size:1.15rem;color:var(--muted);max-width:560px}
.cta-row{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero.stacked .cta-row{justify-content:center}
.platforms{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px;font-size:.825rem;color:var(--muted)}
.hero.stacked .platforms{justify-content:center}
.platforms span{border:1px solid var(--line);border-radius:999px;padding:2px 10px;background:var(--surface)}

.codewin{background:var(--code-bg);border-radius:var(--r-lg);box-shadow:0 1px 2px rgba(0,0,0,.06),0 18px 50px -20px rgba(15,20,40,.35);overflow:hidden;border:1px solid var(--code-line)}
.codewin-top{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid var(--code-line);color:var(--code-muted);font-size:.8rem}
.codewin-top i{width:10px;height:10px;border-radius:50%;background:var(--code-line);display:inline-block}
.codewin-top em{font-style:normal;margin-left:8px;font-family:var(--mono)}
pre{margin:0;padding:18px 20px;overflow:auto;color:var(--code-ink);line-height:1.65;font-size:.84rem;background:var(--code-bg)}
.tk-k{color:var(--code-kw)}
.tk-s{color:var(--code-str)}
.tk-n{color:var(--code-num)}
.tk-c{color:var(--code-muted)}

.section{padding:80px 0;border-top:1px solid var(--line)}
.section-head{max-width:640px;margin-bottom:44px}
.section-head p{color:var(--muted);font-size:1.05rem}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px}
.card p{color:var(--muted);margin:0;font-size:.95rem}
.ico{width:36px;height:36px;border-radius:var(--r-sm);background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:16px}
.ico svg{width:20px;height:20px}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.steps li{list-style:none;counter-increment:s;padding-top:18px;border-top:2px solid var(--line)}
.steps li::before{content:"0" counter(s);font-family:var(--mono);font-size:.8rem;color:var(--accent);display:block;margin-bottom:10px}
.steps p{color:var(--muted);margin:0}
ol.steps{padding:0;margin:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.checks{list-style:none;padding:0;margin:0}
.checks li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}
.checks li::before{content:"";position:absolute;left:4px;top:19px;width:10px;height:6px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.regions{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.region{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);background:var(--surface);border-radius:var(--r-sm);padding:10px 14px;font-size:.9rem}
.region code{color:var(--muted);font-size:.8rem}
.cta-band{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:48px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{margin:0 0 6px}
.cta-band p{margin:0;color:var(--muted)}

.ftr{border-top:1px solid var(--line);padding:48px 0 40px;margin-top:80px;font-size:.9rem}
.ftr-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:32px}
.ftr h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600;margin-bottom:12px}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin:6px 0}
.ftr li a{color:var(--ink)}
.ftr-bottom{display:flex;justify-content:space-between;gap:16px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);flex-wrap:wrap}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--ok);margin-right:8px;vertical-align:1px}
.dot.warn{background:var(--warn)}
.dot.bad{background:var(--bad)}

.page-head{padding:64px 0 32px}
.page-head p{color:var(--muted);font-size:1.075rem;max-width:620px}

.auth{min-height:100vh;display:flex;flex-direction:column}
.auth main{flex:1;display:grid;place-items:center;padding:40px 20px}
.auth-card{width:100%;max-width:400px}
.auth-card .brand{justify-content:center;margin-bottom:28px;font-size:1.15rem}
.auth-card h1{font-size:1.5rem;text-align:center;margin-bottom:6px}
.auth-card .sub{text-align:center;color:var(--muted);margin-bottom:28px;font-size:.95rem}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.field{margin-bottom:16px}
.field label{display:flex;justify-content:space-between;font-size:.875rem;font-weight:550;margin-bottom:6px}
.field label a{font-weight:400}
.input{width:100%;height:42px;padding:0 12px;border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--bg);color:var(--ink);font:inherit;font-size:.95rem}
textarea.input{height:auto;min-height:88px;padding:10px 12px;resize:vertical}
.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ring)}
.input[aria-invalid=true]{border-color:var(--bad)}
.hint{font-size:.8rem;color:var(--muted);margin-top:6px}
.alert{display:none;border-radius:var(--r-sm);padding:10px 12px;font-size:.875rem;margin-bottom:16px;border:1px solid}
.alert.show{display:block}
.alert.err{background:var(--bad-soft);border-color:var(--bad-line);color:var(--bad-ink)}
.alert.ok{background:var(--ok-soft);border-color:var(--ok-line);color:var(--ok-ink)}
.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.8rem;margin:20px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-foot{text-align:center;margin-top:20px;font-size:.9rem;color:var(--muted)}
.auth-legal{text-align:center;font-size:.8rem;color:var(--muted);padding:24px}
.hidden{display:none !important}
.spin{width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.docs{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;padding-top:40px}
.docs-nav{position:sticky;top:88px;align-self:start;max-height:calc(100vh - 110px);overflow:auto;font-size:.9rem;padding-bottom:24px}
.docs-nav h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:22px 0 8px;font-weight:600}
.docs-nav h4:first-child{margin-top:0}
.docs-nav a{display:block;color:var(--muted);padding:4px 10px;border-left:2px solid var(--line)}
.docs-nav a:hover{color:var(--ink);text-decoration:none}
.docs-nav a.on{color:var(--accent);border-left-color:var(--accent)}
.docs-body{max-width:820px}
.docs-body section{padding:8px 0 36px;scroll-margin-top:84px}
.docs-body h2{font-size:1.5rem;padding-top:12px}
.docs-body h3{margin-top:28px}
.docs-body p,.docs-body li{color:var(--ink-2)}
.docs-body pre{border-radius:var(--r-md);margin:14px 0 20px;border:1px solid var(--code-line)}
.docs-body :not(pre)>code{background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:1px 5px}
.ep{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.9rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 14px;margin:12px 0}
.m{font-size:.72rem;font-weight:700;border-radius:4px;padding:2px 7px;letter-spacing:.03em}
.m-get{background:var(--ok-soft);color:var(--ok-ink)}
.m-post{background:var(--accent-soft);color:var(--accent)}
.m-del{background:var(--bad-soft);color:var(--bad-ink)}
table{width:100%;border-collapse:collapse;font-size:.9rem;margin:12px 0 20px}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
td code{white-space:nowrap}
.note{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--surface);padding:12px 16px;border-radius:var(--r-sm);font-size:.925rem;margin:16px 0}

.status-top{display:flex;align-items:center;gap:14px;padding:20px 24px;border-radius:var(--r-lg);background:var(--ok-soft);border:1px solid var(--ok-line);color:var(--ok-ink);font-weight:600;font-size:1.1rem;margin-bottom:12px}
.status-top.warn{background:var(--warn-soft);border-color:var(--warn-line);color:var(--warn-ink)}
.status-top .sicon{width:28px;height:28px;border-radius:50%;background:var(--ok);display:grid;place-items:center;color:#fff;flex:none}
.status-top.warn .sicon{background:var(--warn)}
.status-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:.85rem;margin-bottom:36px;flex-wrap:wrap;gap:8px}
.comp{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);margin-bottom:28px}
.comp-row{padding:18px 22px;border-bottom:1px solid var(--line)}
.comp-row:last-child{border-bottom:0}
.comp-line{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font-weight:550}
.comp-line span:last-child{font-size:.85rem;color:var(--ok-ink);font-weight:500}
.bars{display:flex;gap:2px;height:30px}
.bars i{flex:1;border-radius:2px;background:var(--ok);opacity:.85}
.bars i.d1{background:var(--warn)}
.bars i.d2{background:var(--bad)}
.bars i.na{background:var(--line)}
.bars-legend{display:flex;justify-content:space-between;color:var(--muted);font-size:.78rem;margin-top:6px}
.lat{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:40px}
.lat div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px}
.lat b{display:block;font-size:1.35rem;font-weight:600;font-variant-numeric:tabular-nums}
.lat small{color:var(--muted)}
.inc-day{padding:16px 0;border-bottom:1px solid var(--line)}
.inc-day h4{font-size:.95rem;margin-bottom:6px}
.inc-day .none{color:var(--muted);font-size:.9rem;margin:0}
.inc{margin-top:8px}
.inc strong{color:var(--warn-ink)}
.inc p{margin:4px 0;font-size:.9rem;color:var(--ink-2)}
.inc time{color:var(--muted);font-size:.8rem}
.skel{height:30px;border-radius:var(--r-sm);background:var(--soft)}

.cl{max-width:780px}
.cl-entry{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:28px 0;border-top:1px solid var(--line)}
.cl-entry time{color:var(--muted);font-size:.9rem}
.cl-entry h3{margin-bottom:12px}
.cl-tag{display:inline-block;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;border-radius:4px;padding:1px 7px;margin:10px 0 6px}
.cl-tag.t-added{background:var(--ok-soft);color:var(--ok-ink)}
.cl-tag.t-changed{background:var(--accent-soft);color:var(--accent)}
.cl-tag.t-fixed{background:var(--warn-soft);color:var(--warn-ink)}
.cl-entry ul{margin:0;padding-left:18px;color:var(--ink-2)}
.cl-entry li{margin:4px 0}

.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px}
.plan.hl{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.plan .price{font-size:2.2rem;font-weight:650;letter-spacing:-.02em;margin:12px 0 2px}
.plan .price small{font-size:.9rem;color:var(--muted);font-weight:400}
.plan ul{list-style:none;padding:0;margin:20px 0 28px;flex:1}
.plan li{padding:7px 0;border-bottom:1px solid var(--line);font-size:.925rem}
.faq{max-width:760px}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:550}
.faq details p{color:var(--muted);margin:10px 0 0}

.prose{max-width:740px}
.prose h2{font-size:1.3rem;margin-top:36px}
.prose p,.prose li{color:var(--ink-2)}

.err-page{min-height:100vh;display:grid;place-items:center;text-align:center;padding:24px}
.err-page .code{font-family:var(--mono);color:var(--accent);font-size:.9rem;margin-bottom:14px}
.err-page h1{font-size:2rem}
.err-page p{color:var(--muted);max-width:420px;margin:0 auto 26px}
.err-page .brand{justify-content:center;margin-bottom:40px}

@media (max-width:900px){
  .hero{padding:56px 0 48px}
  .hero-grid,.split{grid-template-columns:1fr;gap:40px}
  .grid3,.steps,.plans{grid-template-columns:1fr}
  .ftr-grid{grid-template-columns:1fr 1fr}
  .docs{grid-template-columns:1fr}
  .docs-nav{position:static;max-height:none;display:none}
  .cl-entry{grid-template-columns:1fr;gap:6px}
  .cta-band{padding:32px}
  .menu-btn{display:block}
  .nav,.hdr-actions{display:none}
  .hdr.open .wrap{flex-wrap:wrap;height:auto;padding-top:14px;padding-bottom:14px}
  .hdr.open .nav,.hdr.open .hdr-actions{display:flex;flex-basis:100%}
  .hdr.open .nav{flex-direction:column}
  .regions{grid-template-columns:1fr}
}

.hint-line{margin-top:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 14px;font-size:.9rem}
.btn-sm{height:32px;padding:0 12px;font-size:.85rem}
.field-inline{display:flex;align-items:center;gap:8px;font-size:.875rem;color:var(--muted)}
.field-inline .input{width:auto;height:32px;padding:0 8px}
.inspector{padding:20px 24px 24px;max-width:1500px;margin:0 auto}
.bin-bar{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.url-row{display:flex;align-items:center;gap:10px;margin-top:4px}
.url-row code{font-size:.95rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:6px 10px;word-break:break-all}
.bin-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.panes{display:grid;grid-template-columns:minmax(260px,380px) minmax(0,1fr);border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);min-height:calc(100vh - 210px);overflow:hidden}
.req-list{border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.req-list-head{display:flex;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--line);font-size:.85rem;color:var(--muted)}
.live{display:flex;align-items:center}
.live .dot{animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{50%{opacity:.35}}
#reqs{list-style:none;margin:0;padding:0;overflow:auto;flex:1}
#reqs li{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;padding:10px 16px;border-bottom:1px solid var(--line);cursor:pointer;font-size:.875rem}
#reqs li:hover{background:var(--soft)}
#reqs li.on{background:var(--accent-soft)}
#reqs li.new{animation:flash 1.2s ease-out}
@keyframes flash{from{background:var(--accent-soft)}}
.req-path{font-family:var(--mono);font-size:.8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.req-when{display:flex;flex-direction:column;align-items:flex-end;color:var(--muted);font-size:.75rem;line-height:1.3}
.req-empty{padding:24px 16px;color:var(--muted);font-size:.9rem}
.req-empty pre{border-radius:var(--r-sm);font-size:.75rem;margin-top:10px;white-space:pre-wrap;word-break:break-all}
.req-detail{padding:20px 24px;overflow:auto;min-width:0}
.detail-empty{color:var(--muted);padding:40px 0;text-align:center}
.detail-head{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.detail-head code{font-size:.95rem;word-break:break-all}
.kv{margin-top:22px}
.kv h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:8px}
.kv table{margin:0;font-size:.85rem}
.kv th{text-transform:none;letter-spacing:0;font-family:var(--mono);font-size:.8rem;color:var(--ink-2);width:32%;white-space:nowrap}
.kv td{font-family:var(--mono);font-size:.8rem;word-break:break-all}
.kv pre{border-radius:var(--r-md);max-height:520px;white-space:pre-wrap;word-break:break-word}
.m-put,.m-patch{background:var(--warn-soft);color:var(--warn-ink)}
.m-delete{background:var(--bad-soft);color:var(--bad-ink)}
.m-head,.m-options{background:var(--soft);color:var(--muted)}
.empty{max-width:520px;margin:60px auto;text-align:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px}
.skin-console .hero{padding:64px 0 56px}
.skin-console .card{border-radius:var(--r-sm)}
.skin-console .ico{border-radius:50%}
.skin-split .hero-grid{grid-template-columns:1fr 1.1fr}
.skin-split .section{background:var(--surface)}
.skin-split .section .card{background:var(--bg)}
@media (max-width:900px){
  .panes{grid-template-columns:1fr}
  .req-list{border-right:0;border-bottom:1px solid var(--line);max-height:320px}
}