@font-face {
  font-family: "Onest";
  src: url("onest.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #1D1E22;
  --bg-2: #232429;
  --hair: rgba(255, 255, 255, 0.07);
  --w: #FFFFFF;
  --t: #D6D8DC;
  --mut: #979AA2;
  --dim: #6E7178;
  --acc: #3FDDC7;
  --pad: clamp(1.1rem, 4vw, 3.5rem);
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--t);
  font-family: "Onest", -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 var(--pad); }

a { color: var(--acc); }
:focus-visible { outline: 2px solid var(--acc); outline-offset: 3px; }

.top {
  border-bottom: 1px solid var(--hair);
  padding: 1.2rem 0;
  margin-bottom: clamp(2rem, 6vw, 3.5rem);
}
.top .wrap { display: flex; align-items: center; gap: 1.2rem; }
.brand {
  font-weight: 900; font-size: 1.05rem; letter-spacing: -0.03em;
  color: var(--w); text-decoration: none;
}
.brand b { color: var(--acc); }
.back { margin-left: auto; font-size: 0.87rem; text-decoration: none; color: var(--mut); }
.back:hover { color: var(--w); }

h1 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 900; letter-spacing: -0.03em;
  color: var(--w); line-height: 1.15;
  margin: 0 0 0.5rem;
}

.meta {
  font-size: 0.8rem; color: var(--dim);
  margin: 0 0 2.4rem; padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--hair);
}

h2 {
  font-size: 1.1rem; font-weight: 800; letter-spacing: -0.02em;
  color: var(--w); margin: 2.4rem 0 0.7rem;
}

p { margin: 0 0 1rem; }
ul, ol { margin: 0 0 1.2rem; padding-left: 1.2rem; }
li { margin-bottom: 0.45rem; }
b, strong { color: var(--w); font-weight: 700; }

.box {
  background: var(--bg-2);
  border: 1px solid var(--hair);
  border-radius: 12px;
  padding: 1.1rem 1.2rem;
  margin: 1.6rem 0;
  font-size: 0.92rem;
}
.box p:last-child { margin-bottom: 0; }

.todo {
  border-left: 2px solid var(--acc);
  background: rgba(63, 221, 199, 0.06);
  border-radius: 0 8px 8px 0;
  padding: 0.9rem 1.1rem;
  margin: 1.6rem 0;
  font-size: 0.88rem;
  color: var(--mut);
}

table {
  width: 100%; border-collapse: collapse;
  font-size: 0.9rem; margin: 1.2rem 0 1.6rem;
}
th {
  text-align: left; font-weight: 500; color: var(--dim);
  font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding-bottom: 0.5rem; border-bottom: 1px solid var(--hair);
}
td { padding: 0.6rem 0; border-bottom: 1px solid var(--hair); vertical-align: top; }
td:first-child { color: var(--w); padding-right: 1.2rem; width: 38%; }

footer {
  border-top: 1px solid var(--hair);
  margin-top: 3.5rem; padding: 1.5rem 0 3rem;
  font-size: 0.78rem; color: var(--dim);
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.6rem;
}
footer a { color: var(--dim); }