:root{
  --bgTop:#1A1F36;
  --bgBottom:#0A0C15;
  --docBg:#1A1F36;
  --panelBorder: rgba(255,255,255,.12);
  --panelBorder2: rgba(255,255,255,.08);
  --title:#FFFFFF;
  --text:#CFCFCF;
  --link:#CFCFCF;
  --linkHover:#E6E6E6;
  --shadow: 0 14px 55px rgba(0,0,0,.55);
  --radius: 16px;
  --accent:#2EE6FF;
}

[data-theme="light"]{
  --bgTop:#FFFFFF;
  --bgBottom:#FFFFFF;
  --docBg:#FFFFFF;
  --panelBorder: rgba(10,12,21,.14);
  --panelBorder2: rgba(10,12,21,.08);
  --title:#1A1F36;
  --text:#1A1F36;
  --link:#1A1F36;
  --linkHover:#0A0C15;
  --shadow: 0 14px 55px rgba(10,12,21,.08);
}

*{ box-sizing:border-box; }
html{height:100%; background: linear-gradient(180deg, var(--bgTop) 0%, var(--bgBottom) 100%);}
html,body{ height:100%; }

body{
  margin:0;
  min-height:100vh;
  background: linear-gradient(180deg, var(--bgTop) 0%, var(--bgBottom) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: "League Spartan", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:300;
  overflow-x:hidden;
}

a{
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}
a:hover{ color: var(--linkHover); }

.wrap{
  position:relative;
  max-width:1180px;
  margin:0 auto;
  padding:26px 18px 40px;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 16px;
  border: 1px solid var(--panelBorder);
  background: var(--docBg);
  border-radius:14px;
  box-shadow: var(--shadow);
}

.brand{ display:flex; align-items:center; gap:12px; min-width:200px; }
.brandLogo{ height:36px; width:auto; display:block; }

.topActions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.btn{
  font-family: "League Spartan", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:300;
  appearance:none;
  border:1px solid var(--panelBorder);
  color: var(--title);
  background: var(--docBg);
  border-radius: 12px;
  padding:10px 12px;
  font-size:12px;
  cursor:pointer;
  transition: transform .12s ease, filter .12s ease;
  text-align:center;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.btn:hover{ transform: translateY(-1px); filter: brightness(1.03); }
.btn:active{ transform: translateY(0); }

.hero{
  margin-top:16px;
  padding:24px 18px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--panelBorder);
  background: var(--docBg);
  box-shadow: var(--shadow);
}

h1,h2,h3,h4,h5,h6{ margin:0; }

h1{
  font-family: Lexend, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:400;
  color: var(--title);
  font-size: 40px;
  letter-spacing: .01em;
  margin-bottom: 10px;
}

.lead{
  color: var(--text);
  line-height:1.75;
  margin:0;
  font-size: 15px;
  max-width: 72ch;
}

.metaRow{ display:flex; gap:10px; flex-wrap:wrap; margin-top:14px; }
.metaCard{
  border-radius:14px;
  border:1px solid var(--panelBorder2);
  background: var(--docBg);
  padding:12px 12px;
  min-width:170px;
}
.metaLabel{ color: var(--text); font-size:12px; margin-bottom:6px; opacity:.85; }
.metaValue{ color: var(--title); font-size:13px; font-weight:400; letter-spacing:.01em; }

.main{
  margin-top:16px;
  display:grid;
  grid-template-columns: 280px 1fr;
  gap:16px;
  align-items:start;
}

.panel{
  border-radius: var(--radius);
  border:1px solid var(--panelBorder);
  background: var(--docBg);
  box-shadow: var(--shadow);
  overflow:hidden;
}

.panelHeader{
  padding:14px 16px;
  border-bottom:1px solid var(--panelBorder2);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.panelHeader h2{
  font-family: Lexend, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:400;
  font-size:14px;
  letter-spacing:.02em;
  color: var(--title);
}

.navWrap{ position: sticky; top: 16px; }
.nav{ padding:10px 10px 14px; }
.navTitle{
  color: var(--text);
  font-size:12px;
  padding:8px 10px;
  letter-spacing:.04em;
  opacity:.85;
}
.nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:10px 10px;
  border-radius:12px;
  border:1px solid transparent;
  color: var(--text);
  text-decoration:none;
  font-size:13px;
  transition: background .12s ease, border-color .12s ease, transform .12s ease;
}
.nav a:hover{
  background: rgba(255,255,255,.04);
  border-color: var(--panelBorder2);
  transform: translateY(-1px);
}
[data-theme="light"] .nav a:hover{ background: rgba(10,12,21,.04); }
.nav a.active{
  background: rgba(255,255,255,.06);
  border-color: var(--panelBorder);
}
[data-theme="light"] .nav a.active{ background: rgba(10,12,21,.05); }

.content{ padding:6px 0 0; }
.section{
  padding:18px 18px;
  border-top:1px solid var(--panelBorder2);
}
.section:first-child{ border-top:0; }

.sectionTitle{
  font-family: Lexend, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:400;
  color: var(--title);
  font-size:20px;
  letter-spacing:.01em;
  margin:0 0 8px 0;
  scroll-margin-top:90px;
}

.section p,
.section li{
  color: var(--text);
  line-height:1.75;
  font-size:14px;
}

.section p{
  margin:0;
  max-width:84ch;
}

.section p + p,
.section p + ul,
.section p + ol,
.section ul + p,
.section ol + p,
.section table + p,
.section .cards,
.section .notice,
.section .tableWrap,
.section .noteRow{
  margin-top:12px;
}

.section ul,
.section ol{
  margin:12px 0 0 0;
  padding-left:20px;
  max-width:84ch;
}

.section li + li{ margin-top:6px; }
.section strong{ color: var(--title); font-weight:400; }

.cards{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap:12px;
}

.card{
  border-radius:14px;
  border:1px solid var(--panelBorder2);
  background: var(--docBg);
  padding:14px 14px;
}

.card h3{
  font-family: Lexend, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:400;
  color: var(--title);
  font-size:16px;
  margin:0 0 6px 0;
}
.card p{ margin:0; color:var(--text); font-size:13px; line-height:1.65; }

.noteRow{ display:flex; gap:10px; flex-wrap:wrap; }
.note,
.notice{
  border-radius:14px;
  border:1px solid var(--panelBorder2);
  background: transparent;
  padding:12px 12px;
  color: var(--text);
  font-size:12.5px;
  line-height:1.6;
  max-width:100%;
}
.note strong,
.notice strong{ font-weight:400; color: var(--title); }

.tableWrap{
  overflow-x:auto;
  border-radius:14px;
  border:1px solid var(--panelBorder2);
}

table{
  width:100%;
  border-collapse:collapse;
  min-width:640px;
  background:transparent;
}

th, td{
  padding:12px 12px;
  border-bottom:1px solid var(--panelBorder2);
  text-align:left;
  vertical-align:top;
  font-size:13px;
  line-height:1.6;
  color:var(--text);
}
th{
  color:var(--title);
  font-family: Lexend, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight:400;
  background: rgba(255,255,255,.03);
}
[data-theme="light"] th{ background: rgba(10,12,21,.03); }
tr:last-child td{ border-bottom:0; }

.footer{
  margin-top:16px;
  padding:14px 16px;
  border:1px solid var(--panelBorder);
  border-radius:14px;
  background: var(--docBg);
  box-shadow: var(--shadow);
  color: var(--text);
  font-size:12.5px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
}
.footerRight{ display:none; }

@media (max-width:980px){
  .main{ grid-template-columns:1fr; }
  .navWrap{ position:static; }
  .cards{ grid-template-columns:1fr; }
}