:root {
  --bg: #0b0f0c;
  --bg2: #111812;
  --panel: #141c15;
  --line: #24352a;
  --text: #d6e8d8;
  --muted: #8aa592;
  --green: #7bd34a;
  --green-dim: #4f8f2e;
  --amber: #e5c07b;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--sans); line-height: 1.65;
  background-image: radial-gradient(ellipse at top, #12220f 0%, transparent 60%);
  background-repeat: no-repeat;
}
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* nav */
header.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11,15,12,.88); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.brand { font-family: var(--mono); font-weight: 700; color: var(--green); display: flex; align-items: center; gap: 10px; font-size: 1.05rem; }
.brand svg { width: 28px; height: 28px; }
.nav ul { list-style: none; display: flex; gap: 20px; margin: 0; padding: 0; font-family: var(--mono); font-size: .85rem; }
.nav ul a { color: var(--muted); }
.nav ul a:hover { color: var(--green); text-decoration: none; }
@media (max-width: 760px) { .nav ul li:not(:last-child) { display: none; } }

/* hero */
.hero { padding: 80px 0 60px; }
.term {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 0 40px rgba(123,211,74,.08); overflow: hidden;
}
.term-bar { display: flex; gap: 7px; padding: 10px 14px; background: #0e150f; border-bottom: 1px solid var(--line); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; background: #2d3d31; display: block; }
.term-bar i:first-child { background: #e06c75; } .term-bar i:nth-child(2) { background: var(--amber); } .term-bar i:nth-child(3) { background: var(--green); }
.term-body { padding: 22px 24px; font-family: var(--mono); font-size: .95rem; }
.term-body .p { color: var(--green); }
.term-body .o { color: var(--muted); }
.cursor { display: inline-block; width: 9px; height: 1.05em; background: var(--green); vertical-align: text-bottom; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero h1 { font-size: clamp(2rem, 5.5vw, 3.6rem); line-height: 1.1; margin: 36px 0 14px; letter-spacing: -.02em; }
.hero h1 em { color: var(--green); font-style: normal; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; }
.btns { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.btn {
  font-family: var(--mono); font-size: .9rem; padding: 11px 20px; border-radius: 6px;
  border: 1px solid var(--green); color: var(--green); display: inline-block;
}
.btn:hover { text-decoration: none; background: rgba(123,211,74,.1); }
.btn.solid { background: var(--green); color: #0b0f0c; font-weight: 700; }
.btn.solid:hover { background: #92e862; }

/* sections */
section { padding: 70px 0; border-top: 1px solid var(--line); }
.eyebrow { font-family: var(--mono); color: var(--green-dim); font-size: .85rem; margin-bottom: 6px; }
h2 { font-size: 2rem; margin: 0 0 12px; letter-spacing: -.01em; }
.sub { color: var(--muted); max-width: 680px; margin-bottom: 36px; }

.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 24px;
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--green-dim); transform: translateY(-3px); }
.card .ico { font-size: 1.6rem; margin-bottom: 8px; }
.card h3 { margin: 0 0 8px; font-size: 1.15rem; color: var(--green); font-family: var(--mono); }
.card p { margin: 0 0 12px; color: var(--muted); font-size: .95rem; }
.card ul { margin: 0; padding-left: 18px; font-size: .9rem; color: var(--text); }
.card li { margin-bottom: 3px; }

/* process */
.steps { counter-reset: s; display: grid; gap: 16px; }
.step {
  counter-increment: s; display: grid; grid-template-columns: 56px 1fr; gap: 16px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px;
}
.step::before { content: "0" counter(s); font-family: var(--mono); font-size: 1.5rem; color: var(--green); }
.step h3 { margin: 0 0 4px; font-size: 1.05rem; }
.step p { margin: 0; color: var(--muted); font-size: .93rem; }

/* misc */
.two { display: grid; gap: 30px; grid-template-columns: 1fr 1fr; }
@media (max-width: 760px) { .two { grid-template-columns: 1fr; } }
.badge { display: inline-block; font-family: var(--mono); font-size: .75rem; border: 1px solid var(--line); color: var(--muted); padding: 3px 9px; border-radius: 99px; margin: 0 6px 6px 0; }
pre.key { background: #0a100b; border: 1px solid var(--line); border-radius: 8px; padding: 14px; overflow-x: auto; font-size: .8rem; color: var(--muted); }
.note { border-left: 3px solid var(--amber); background: rgba(229,192,123,.07); padding: 12px 16px; border-radius: 0 6px 6px 0; color: var(--amber); font-size: .9rem; }
.post { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 20px 24px; margin-bottom: 14px; }
.post .meta { font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.post h3 { margin: 4px 0 6px; }
footer { border-top: 1px solid var(--line); padding: 30px 0; color: var(--muted); font-family: var(--mono); font-size: .8rem; text-align: center; }