@font-face { font-family: "Chakra Petch"; src: url("fonts/ChakraPetch-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Chakra Petch"; src: url("fonts/ChakraPetch-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }
:root {
  --bg: #07090b;
  --panel: #0d1114;
  --trace: #12221c;
  --text: #d8e1e8;
  --dim: #8a97a3;
  --accent: #00e5ff;
  --accent2: #ff2bd6;
  --warn: #ffb000;
  --line: rgba(107, 118, 130, .35);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 48px 48px;
  color: var(--text);
  font: 16px/1.65 "Chakra Petch", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
a:hover { color: #7ff3ff; }
header.top {
  border-bottom: 1px solid var(--line);
  background: rgba(7, 9, 11, .92);
  position: sticky; top: 0; z-index: 5;
  backdrop-filter: blur(6px);
}
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
.bar { display: flex; align-items: center; gap: 12px; min-height: 60px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: .04em; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
nav.links { display: flex; gap: 14px; flex-wrap: wrap; margin-left: auto; font-size: 14px; }
nav.links a { color: var(--dim); text-decoration: none; }
nav.links a[aria-current="page"], nav.links a:hover { color: var(--accent); }
.lang { display: flex; gap: 6px; }
.lang button {
  background: transparent; color: var(--dim); border: 1px solid var(--line);
  border-radius: 6px; padding: 3px 9px; font: inherit; font-size: 13px; cursor: pointer;
}
.lang button[aria-pressed="true"] { color: var(--bg); background: var(--accent); border-color: var(--accent); }
main { padding: 28px 0 60px; }
h1 { font-size: 30px; line-height: 1.2; margin: 8px 0 6px; letter-spacing: .02em; }
h2 { font-size: 20px; margin: 34px 0 8px; color: var(--accent); }
h3 { font-size: 17px; margin: 22px 0 6px; }
.meta { color: var(--dim); font-size: 14px; margin-bottom: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 20px; margin: 18px 0;
}
.hero { text-align: center; padding: 30px 0 10px; }
.hero img { width: 128px; height: 128px; border-radius: 26px; box-shadow: 0 0 40px rgba(0,229,255,.25); }
.hero h1 { font-size: 38px; margin-top: 16px; }
.hero .sub { color: var(--accent2); letter-spacing: .3em; font-weight: 700; }
.promise { border-left: 4px solid var(--accent); }
.todo { background: rgba(255,176,0,.15); color: var(--warn); border: 1px dashed var(--warn); padding: 0 4px; border-radius: 4px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--dim); font-weight: 600; }
.tablewrap { overflow-x: auto; }
ul { padding-left: 22px; }
footer { border-top: 1px solid var(--line); color: var(--dim); font-size: 14px; padding: 22px 0 40px; }
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }
code { background: #111a1f; padding: 1px 5px; border-radius: 4px; font-size: 14px; }
/* language switching: without JS both languages stay visible */
html.js [data-lang] { display: none; }
html.js.lang-en [data-lang="en"], html.js.lang-de [data-lang="de"] { display: block; }
html:not(.js) [data-lang="de"] { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 10px; }
@media (max-width: 560px) {
  h1 { font-size: 25px; }
  .hero h1 { font-size: 30px; }
  nav.links { width: 100%; margin-left: 0; }
}