:root{
  --bg:#0b0f14;
  --panel:#111826;
  --panel2:#0f1623;
  --text:#e7eef9;
  --muted:#a9b5c6;
  --line:#223148;
  --accent:#7dd3fc;
  --accent2:#a78bfa;
  --ok:#86efac;
  --warn:#fbbf24;
  --radius:16px;
  --shadow: 0 18px 40px rgba(0,0,0,.35);
  --max: 1100px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#f6f8fb;
    --panel:#ffffff;
    --panel2:#ffffff;
    --text:#0b1220;
    --muted:#4b5b73;
    --line:#dde6f2;
    --shadow: 0 16px 34px rgba(15, 23, 42, .12);
  }
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  background: radial-gradient(1200px 600px at 10% -10%, rgba(167,139,250,.18), transparent 60%),
              radial-gradient(900px 480px at 100% 0%, rgba(125,211,252,.14), transparent 50%),
              var(--bg);
  color:var(--text);
}
a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}
.topbar{
  position:sticky; top:0; z-index:10;
  backdrop-filter:saturate(120%) blur(10px);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  display:flex; align-items:center; gap:14px;
  padding:14px 0;
}
.brand{
  display:flex; align-items:center; gap:10px; text-decoration:none;
  padding:8px 10px; border-radius:12px;
}
.brand:hover{background: color-mix(in oklab, var(--panel) 70%, transparent)}
.logo{
  width:28px; height:28px; display:grid; place-items:center;
  border-radius:10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: var(--shadow);
  color:#06101c; font-weight:900;
}
.brand span{font-weight:800; letter-spacing:.2px}
.nav{
  display:flex; gap:6px; flex-wrap:wrap;
  margin-left:auto;
}
.nav a{
  text-decoration:none;
  padding:10px 12px;
  border-radius:12px;
  color:var(--muted);
  border:1px solid transparent;
}
.nav a:hover{color:var(--text); background: color-mix(in oklab, var(--panel) 70%, transparent)}
.nav a.active{
  color:var(--text);
  border-color: color-mix(in oklab, var(--accent) 60%, var(--line));
  background: color-mix(in oklab, var(--panel) 80%, transparent);
}
.hero{
  padding:42px 0 24px;
}
.hero-card{
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel) 80%, transparent), var(--panel));
  border:1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
  padding:28px;
  overflow:hidden;
  position:relative;
}
.hero-card:before{
  content:"";
  position:absolute; inset:-2px;
  background: radial-gradient(600px 200px at 20% 0%, rgba(125,211,252,.22), transparent 55%),
              radial-gradient(460px 200px at 90% 10%, rgba(167,139,250,.18), transparent 60%);
  pointer-events:none;
}
.kicker{
  display:inline-flex; gap:8px; align-items:center;
  font-size:12px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--muted);
  border:1px solid var(--line);
  padding:8px 10px; border-radius:999px;
  background: color-mix(in oklab, var(--panel2) 70%, transparent);
  position:relative;
}
.kicker .dot{
  width:8px; height:8px; border-radius:999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}
.hero h1{
  margin:14px 0 10px;
  font-size: clamp(34px, 5vw, 56px);
  letter-spacing:-.02em;
  position:relative;
}
.hero p{
  margin:0 0 18px;
  font-size: 16px;
  line-height:1.55;
  color:var(--muted);
  max-width: 72ch;
  position:relative;
}
.btnrow{display:flex; gap:10px; flex-wrap:wrap; position:relative}
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:10px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  text-decoration:none;
  background: color-mix(in oklab, var(--panel) 72%, transparent);
  color:var(--text);
}
.btn.primary{
  border-color: color-mix(in oklab, var(--accent) 55%, var(--line));
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 22%, var(--panel)),
                                   color-mix(in oklab, var(--accent2) 18%, var(--panel)));
}
.btn:hover{transform: translateY(-1px)}
.grid{
  display:grid;
  gap:14px;
  grid-template-columns: repeat(12, 1fr);
  padding: 14px 0 40px;
}
.section{
  grid-column: 1 / -1;
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.section h2{
  margin:0 0 10px;
  font-size: 20px;
  letter-spacing:-.01em;
}
.section .lead{
  color:var(--muted);
  line-height:1.55;
  margin:0 0 8px;
}
.cards{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:12px;
}
.card{
  grid-column: span 6;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:14px;
}
@media (max-width: 760px){
  .card{grid-column: span 12;}
}
.card h3{margin:0 0 6px; font-size:16px}
.card p{margin:0; color:var(--muted); line-height:1.5}
.steps{display:grid; gap:10px}
.step{
  display:flex; gap:12px; align-items:flex-start;
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:12px;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
}
.badge{
  flex:0 0 auto;
  width:34px; height:34px; border-radius:12px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color:#06101c; font-weight:900;
  font-family: var(--mono);
}
.step h3{margin:0 0 3px; font-size:15px}
.step p{margin:0; color:var(--muted); line-height:1.45}
.callout{
  border:1px dashed color-mix(in oklab, var(--accent) 50%, var(--line));
  background: linear-gradient(180deg, color-mix(in oklab, var(--accent) 10%, var(--panel)),
                                   color-mix(in oklab, var(--accent2) 8%, var(--panel)));
}
.tablewrap{overflow:auto; border-radius: var(--radius); border:1px solid var(--line)}
table{width:100%; border-collapse:collapse; min-width: 620px}
th,td{padding:10px 12px; border-bottom:1px solid var(--line); vertical-align:top}
th{text-align:left; font-size:13px; color:var(--muted); letter-spacing:.02em}
td{color:var(--text)}
.note{margin-top:10px; color:var(--muted); font-size:13px}
.faq{display:grid; gap:10px}
details{
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:10px 12px;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
}
summary{cursor:pointer; font-weight:700}
details p{margin:8px 0 0; color:var(--muted); line-height:1.5}
.diagram{
  display:grid; gap:10px;
}
.diagram figure{margin:0}
.diagram figcaption{color:var(--muted); font-size:13px}
.timeline{display:grid; gap:10px}
.titem{
  display:grid; grid-template-columns: 74px 1fr; gap:12px;
  padding:12px;
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
}
.tdate{
  font-family: var(--mono);
  color: var(--muted);
  font-size: 13px;
}
.titem h3{margin:0 0 4px; font-size:15px}
.titem p{margin:0; color:var(--muted); line-height:1.45}
.footer{
  border-top:1px solid var(--line);
  color:var(--muted);
  padding:18px 0;
  font-size:13px;
}
.footer-inner{display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap}
.small{font-size:13px; color:var(--muted); line-height:1.55}
code.inline{
  font-family: var(--mono);
  font-size: .95em;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
  border: 1px solid var(--line);
  padding:2px 6px;
  border-radius: 10px;
}

/* --- Launchpad add-ons --- */
.hero-card{
  background-image:
    url("hero-bg.svg"),
    linear-gradient(180deg, color-mix(in oklab, var(--panel) 80%, transparent), var(--panel));
  background-repeat:no-repeat;
  background-position: 100% 0%;
  background-size: 520px auto, cover;
}

.pills{display:flex; gap:8px; flex-wrap:wrap; margin-top:8px}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 10px;
  color:var(--muted);
  background: color-mix(in oklab, var(--panel2) 82%, transparent);
  font-size: 13px;
}

.split{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:14px;
  align-items:start;
}
@media (max-width: 900px){
  .split{grid-template-columns: 1fr;}
}
.split .media{
  border:1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  padding: 10px;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
}
.split .media img{width:100%; height:auto; border-radius: 14px; display:block}
.split .media .cap{margin-top:8px; color:var(--muted); font-size:13px; line-height:1.45}

.stats{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:12px;
}
.stat{
  grid-column: span 3;
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
}
@media (max-width: 900px){
  .stat{grid-column: span 6;}
}
@media (max-width: 560px){
  .stat{grid-column: span 12;}
}
.stat .k{color:var(--muted); font-size:12px; letter-spacing:.08em; text-transform:uppercase}
.stat .v{font-size:22px; font-weight:900; margin-top:6px; letter-spacing:-.02em}
.stat .s{color:var(--muted); font-size:13px; margin-top:2px}

.gallery{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:12px;
}
.gitem{
  grid-column: span 4;
  border:1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  overflow:hidden;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
}
@media (max-width: 900px){
  .gitem{grid-column: span 6;}
}
@media (max-width: 560px){
  .gitem{grid-column: span 12;}
}
.gitem img{width:100%; height:auto; display:block}
.gitem .gbody{padding:12px}
.gitem h3{margin:0 0 6px; font-size:16px}
.gitem p{margin:0; color:var(--muted); line-height:1.5}

.logocloud{
  display:flex; gap:10px; flex-wrap:wrap;
}
.logoitem{
  display:flex; align-items:center; gap:10px;
  border:1px solid var(--line);
  border-radius: 999px;
  padding:8px 10px;
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
  color:var(--muted);
}
.logoitem img{width:18px; height:18px}
.quote{
  border:1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  padding: 18px;
  background: linear-gradient(180deg, color-mix(in oklab, var(--accent2) 10%, var(--panel)),
                                   color-mix(in oklab, var(--accent) 8%, var(--panel)));
}
.quote blockquote{
  margin:0;
  font-size: 18px;
  line-height: 1.55;
  letter-spacing: -.01em;
}
.quote .by{margin-top:10px; color:var(--muted); font-size: 13px}

.form{
  display:grid; gap:10px;
}
.field{
  display:grid; gap:6px;
}
label{font-size: 13px; color: var(--muted)}
input, textarea{
  width:100%;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: color-mix(in oklab, var(--panel2) 85%, transparent);
  color: var(--text);
  outline:none;
}
textarea{min-height: 120px; resize: vertical}
input:focus, textarea:focus{
  border-color: color-mix(in oklab, var(--accent) 65%, var(--line));
}