:root {
  --bg: #0a0a0f; --bg2: #111118; --card: #16161f; --text: #e8e8ec; --muted: #9a9aaf; --line: rgba(255,255,255,0.09);
  --blue: #3b82f6; --blue2: #2563eb; --amber: #f59e0b; --green: #22c55e; --red: #ef4444;
  --head: 'Space Grotesk', sans-serif; --body: 'Inter', sans-serif; --r: 12px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { background: var(--bg); color: var(--text); font-family: var(--body); font-size: 15px; line-height: 1.6; min-height: 100vh; display: flex; flex-direction: column; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
main { flex: 1; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 36px 16px 56px; }
h1 { font-family: var(--head); font-size: 2.3rem; line-height: 1.15; margin-bottom: 12px; }
h2 { font-family: var(--head); font-size: 1.35rem; margin: 38px 0 12px; }
h3 { font-family: var(--head); font-size: 1.05rem; margin: 20px 0 6px; }
p, li { color: var(--muted); }
p { margin-bottom: 10px; }
ul, ol { padding-left: 20px; margin-bottom: 10px; }
strong { color: var(--text); }
.lead { font-size: 1.1rem; color: var(--text); max-width: 720px; }
.muted { color: var(--muted); }
.small { font-size: 0.86rem; }

/* header */
.hdr { position: sticky; top: 0; z-index: 50; background: rgba(10,10,15,0.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.hdr-in { max-width: 1040px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none !important; }
.brand img { height: 30px; width: auto; }
.brand span { font-family: var(--head); font-weight: 600; font-size: 1.05rem; padding-left: 10px; border-left: 1px solid var(--line); }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { color: var(--muted); padding: 7px 12px; border-radius: 8px; font-size: 0.93rem; text-decoration: none; }
.nav a:hover, .nav a.on { color: var(--text); background: rgba(255,255,255,0.05); }
.nav .nav-cta { color: #fff; background: var(--blue); margin-left: 6px; }
.nav .nav-cta:hover, .nav .nav-cta.on { background: var(--blue2); color: #fff; }
.menu-btn { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-btn span { display: block; width: 22px; height: 2px; background: var(--text); margin: 4px 0; }
@media (max-width: 720px) {
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--bg2); border-bottom: 1px solid var(--line); padding: 8px 12px 14px; }
  .nav.open { display: flex; }
  .nav a { padding: 11px 12px; }
  .nav .nav-cta { margin: 6px 0 0; text-align: center; }
  h1 { font-size: 1.8rem; }
}

/* footer */
.ftr { border-top: 1px solid var(--line); }
.ftr-in { max-width: 1040px; margin: 0 auto; padding: 18px 16px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; font-size: 0.84rem; color: var(--muted); }

/* components */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 0; border-radius: 9px; padding: 10px 18px; font: 600 0.95rem var(--body); cursor: pointer; text-decoration: none !important; }
.btn-p { background: var(--blue); color: #fff; }
.btn-p:hover { background: var(--blue2); }
.btn-g { background: rgba(255,255,255,0.07); color: var(--text); border: 1px solid var(--line); }
.btn-g:hover { background: rgba(255,255,255,0.11); }
.btn-d { background: transparent; color: #fca5a5; border: 1px solid rgba(239,68,68,0.4); }
.btn[disabled] { opacity: 0.55; cursor: default; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (max-width: 820px) { .grid3, .grid2 { grid-template-columns: 1fr; } }
.card h3 { margin-top: 0; }
.tag { display: inline-block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--amber); margin-bottom: 8px; }
.code { background: #0d0d14; border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; font: 0.86rem Consolas, Menlo, monospace; color: var(--text); overflow-x: auto; white-space: pre; margin: 8px 0 12px; }
code { font: 0.9em Consolas, Menlo, monospace; color: var(--text); background: rgba(255,255,255,0.06); padding: 1px 5px; border-radius: 4px; }
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.93rem; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--text); font-weight: 600; }
td { color: var(--muted); }
td:first-child { color: var(--text); }
input[type=email], input[type=text] { width: 100%; background: var(--bg); border: 1px solid var(--line); border-radius: 9px; color: var(--text); padding: 11px 13px; font: 1rem var(--body); }
input:focus { outline: 2px solid var(--blue); outline-offset: 0; }
.msg { font-size: 0.9rem; margin-top: 10px; min-height: 1.2em; }
.msg.err { color: #fca5a5; }
.msg.ok { color: #86efac; }
.price { font-family: var(--head); font-size: 2rem; color: var(--text); }
.price small { font-size: 0.95rem; color: var(--muted); font-family: var(--body); }
.plan ul { margin-top: 10px; }
.plan.hi { border-color: rgba(59,130,246,0.6); box-shadow: 0 0 0 1px rgba(59,130,246,0.25) inset; }
.keybox { font: 0.95rem Consolas, Menlo, monospace; background: #0d0d14; border: 1px dashed rgba(34,197,94,0.5); color: #bbf7d0; padding: 12px; border-radius: 8px; word-break: break-all; margin: 8px 0; }
.stat { font-family: var(--head); font-size: 1.5rem; color: var(--text); }
.hero { padding-top: 20px; }
.hero-cta { margin: 20px 0 8px; }
details { border-bottom: 1px solid var(--line); padding: 12px 0; }
details summary { cursor: pointer; color: var(--text); font-weight: 500; }
details p { margin-top: 8px; }