/* Zacus mini-site — clean dark UI */
:root{
  --bg: #0b1220;
  --bg2:#0f1b2f;
  --text:#eef5ff;
  --muted:#c6d6f0cc;
  --line:#ffffff1a;
  --accent:#00decd;
  --accent2:#78c8ff;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
  --radius: 18px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: radial-gradient(1200px 800px at 20% 10%, rgba(0,222,205,.14), transparent 55%),
              radial-gradient(900px 700px at 80% 30%, rgba(120,200,255,.12), transparent 60%),
              linear-gradient(180deg, var(--bg), var(--bg2));
  color: var(--text);
}

a{ color: var(--accent2); text-decoration:none; }
a:hover{ text-decoration:underline; }
a[aria-current="page"]{ color: var(--text); }

.wrap{
  width: min(980px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header{
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(8, 14, 26, 0.72);
  border-bottom: 1px solid var(--line);
  z-index: 10;
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 12px 0;
  gap: 18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color: var(--text);
  min-width: 240px;
}

.brand-logo{
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.brand-title{
  font-weight: 780;
  letter-spacing: .2px;
  line-height: 1.05;
}

.brand-sub{
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.nav{
  display:flex;
  gap: 16px;
  font-weight: 650;
  opacity: .95;
  flex-wrap: wrap;
}

.content{ padding: 26px 0 56px; }

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 26px 18px;
}

.card img{
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
}

h1,h2,h3{ letter-spacing: .1px; }
h1{ font-size: clamp(28px, 3.4vw, 42px); margin-top: 6px; }
h2{ font-size: clamp(20px, 2.4vw, 28px); margin-top: 26px; }
h3{ font-size: 18px; margin-top: 18px; }

p,li{ line-height: 1.55; color: var(--muted); }

code, pre{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

pre{
  background: rgba(0,0,0,.35);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 14px;
  overflow:auto;
}

blockquote{
  border-left: 3px solid rgba(0,222,205,.45);
  margin: 18px 0;
  padding: 8px 14px;
  background: rgba(0,0,0,.22);
  border-radius: 12px;
}

table{
  width:100%;
  border-collapse: collapse;
  margin: 16px 0;
  overflow:hidden;
  border-radius: 14px;
  border: 1px solid var(--line);
}
th,td{ padding: 10px 12px; border-bottom: 1px solid var(--line); }
th{ text-align:left; color: var(--text); background: rgba(255,255,255,.04); }

.site-footer{ padding: 18px 4px 0; }
.muted{ color: var(--muted); opacity:.9; font-size: 13px; }

.badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin: 14px 0;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(0,0,0,.25);
  color: var(--text);
}
.badge img{
  width: 22px;
  height: 22px;
  border: none;
  border-radius: 0;
}
