:root {
  --bg: #0a0b0d;
  --panel: #101318;
  --panel-2: #14181e;
  --line: #1f242c;
  --text: #e8eaed;
  --muted: #99a2ae;
  --accent: #6ef2b7;
  --accent-dim: #2b8f6a;
  --warn: #f0c674;
  --radius: 14px;
  --mono: ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 15% -10%, #12211c 0%, transparent 60%),
    radial-gradient(900px 500px at 95% 0%, #161a24 0%, transparent 55%),
    var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Inter, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-top: 0; }
h3 { font-size: 1.1rem; }

p { margin: 0 0 1rem; }
.muted { color: var(--muted); }
.fineprint { color: #78818d; font-size: .85rem; }

/* ---------------------------------------------------------------- nav */

.nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1rem clamp(1rem, 4vw, 3rem);
  background: rgba(10, 11, 13, .78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 650; letter-spacing: -.01em; }
.mark {
  display: grid; place-items: center;
  width: 1.9rem; height: 1.9rem; border-radius: 8px;
  background: linear-gradient(160deg, #1c3a30, #10201b);
  border: 1px solid #2b5c4a;
  color: var(--accent); font-family: var(--mono); font-weight: 700;
}

.nav nav { display: flex; align-items: center; gap: 1.4rem; font-size: .93rem; color: var(--muted); }
.nav nav a:hover { color: var(--text); }

/* ---------------------------------------------------------------- buttons */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .68rem 1.15rem; border-radius: 10px;
  border: 1px solid var(--line); background: var(--panel);
  font-size: .92rem; font-weight: 550; color: var(--text);
  cursor: pointer; transition: .16s ease;
}
.btn:hover { border-color: #2f3844; background: var(--panel-2); }
.btn-primary {
  background: var(--accent); color: #04150f; border-color: var(--accent);
  font-weight: 700;
}
.btn-primary:hover { background: #8bf7c8; border-color: #8bf7c8; }
.btn-ghost { background: transparent; }
.link { color: var(--accent); font-size: .95rem; }
.link:hover { text-decoration: underline; }

/* ---------------------------------------------------------------- layout */

main { max-width: 1120px; margin: 0 auto; padding: 0 clamp(1rem, 4vw, 3rem); }
section { padding: clamp(3rem, 7vw, 5.5rem) 0; border-bottom: 1px solid var(--line); }
section:last-child { border-bottom: 0; }

.hero {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 5vw, 4rem);
  align-items: center; padding-top: clamp(3rem, 8vw, 6rem);
}

.pill {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .38rem .8rem; border-radius: 999px;
  border: 1px solid #24463a; background: #0e1a16;
  color: #a9e6cd; font-size: .8rem; letter-spacing: .01em;
}
.dot { width: .5rem; height: .5rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }

h1 em { font-style: normal; color: var(--accent); }
.lede { font-size: 1.1rem; color: var(--muted); max-width: 34rem; margin-top: 1.2rem; }
.cta { display: flex; gap: .7rem; flex-wrap: wrap; margin: 1.8rem 0 1rem; }

/* ---------------------------------------------------------------- cards */

.card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}
.card-head {
  display: flex; justify-content: space-between;
  padding-bottom: .8rem; margin-bottom: .4rem;
  border-bottom: 1px solid var(--line);
  font-size: .78rem; letter-spacing: .09em; text-transform: uppercase; color: var(--muted);
}

.status-list, .no-list, .steps { list-style: none; margin: 0; padding: 0; }
.status-list li {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: .62rem 0; border-bottom: 1px dashed #1b2027; font-size: .94rem;
}
.status-list li:last-child { border-bottom: 0; }
.ok, .wip, .no {
  font-family: var(--mono); font-size: .78rem; padding: .12rem .45rem;
  border-radius: 6px; white-space: nowrap; height: fit-content;
}
.ok { color: var(--accent); background: #0e221b; border: 1px solid #1e4436; }
.wip { color: var(--warn); background: #221c0e; border: 1px solid #4a3c19; }
.no { color: #ff9b9b; background: #231111; border: 1px solid #4a1f1f; }
.card .note { margin: 1rem 0 0; font-size: .85rem; color: #8d96a2; }

.no-list li { padding: .55rem 0 .55rem 1.4rem; position: relative; color: var(--muted); font-size: .94rem; }
.no-list li::before {
  content: "x"; position: absolute; left: 0; top: .55rem;
  color: #d4776b; font-family: var(--mono); font-size: .8rem;
}

.steps li { display: flex; gap: .8rem; padding: .6rem 0; font-size: .93rem; color: var(--muted); }
.steps li span {
  flex: 0 0 1.5rem; height: 1.5rem; display: grid; place-items: center;
  border-radius: 50%; border: 1px solid #2a5c48; color: var(--accent);
  font-family: var(--mono); font-size: .75rem;
}

/* ---------------------------------------------------------------- strip */

.strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
  padding: 2rem 0; border-bottom: 1px solid var(--line);
}
.strip div { display: flex; flex-direction: column; gap: .15rem; }
.strip strong { font-family: var(--mono); font-size: 1.7rem; color: var(--accent); font-weight: 600; }
.strip span { color: var(--muted); font-size: .82rem; max-width: 15rem; }

/* ---------------------------------------------------------------- split */

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }

/* ---------------------------------------------------------------- key form */

.keyform { display: flex; gap: .6rem; margin: 1.2rem 0 .6rem; flex-wrap: wrap; }
.keyform input {
  flex: 1 1 16rem; padding: .72rem .85rem;
  background: #0c0f13; border: 1px solid var(--line); border-radius: 10px;
  color: var(--text); font-family: var(--mono); font-size: .9rem; letter-spacing: .03em;
}
.keyform input:focus { outline: none; border-color: var(--accent-dim); }

.keyresult {
  margin: 1rem 0; padding: .9rem 1rem; border-radius: 10px;
  border: 1px solid var(--line); background: #0d1210;
  font-family: var(--mono); font-size: .85rem; white-space: pre-wrap;
}
.keyresult.good { border-color: #1e4436; }
.keyresult.bad { border-color: #4a2420; color: #f2b8ae; }

/* ---------------------------------------------------------------- pricing */

.prices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.8rem; }
.price { display: flex; flex-direction: column; gap: .35rem; }
.price.featured { border-color: #2a5c48; box-shadow: 0 0 0 1px #17372c inset; }
.tier { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.amount { font-size: 2rem; font-weight: 700; letter-spacing: -.03em; }
.per { color: var(--muted); font-size: .85rem; }
.price ul { margin: .8rem 0 0; padding: 0; list-style: none; }
.price li { padding: .35rem 0; border-top: 1px solid #1a1f26; font-size: .88rem; color: var(--muted); }

/* ---------------------------------------------------------------- faq */

details { border-bottom: 1px solid var(--line); padding: .9rem 0; }
summary { cursor: pointer; font-weight: 550; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-family: var(--mono); }
details[open] summary::after { content: "-"; }
details p { margin: .8rem 0 0; color: var(--muted); max-width: 46rem; }

/* ---------------------------------------------------------------- footer */

footer {
  max-width: 1120px; margin: 0 auto; padding: 2rem clamp(1rem, 4vw, 3rem) 3rem;
  display: flex; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap;
  color: var(--muted); font-size: .85rem;
}
.foot-left { display: flex; flex-direction: column; gap: .5rem; }
.foot-right { display: flex; align-items: center; gap: 1.2rem; }
.foot-right a:hover { color: var(--text); }
.apistate { font-family: var(--mono); font-size: .78rem; color: #6b7480; }
.apistate.up { color: var(--accent-dim); }
.apistate.down { color: #c9736a; }

.small { font-size: .9rem; }

/* ---------------------------------------------------------------- docs / download pages */

.page-head { padding: 3.5rem 0 2rem; border-bottom: 1px solid var(--line); }
.page-head p { color: var(--muted); max-width: 42rem; }

.doc { display: grid; grid-template-columns: 220px 1fr; gap: 3rem; padding: 2.5rem 0 4rem; }
.doc nav { position: sticky; top: 5rem; align-self: start; display: flex; flex-direction: column; gap: .5rem; font-size: .9rem; }
.doc nav a { color: var(--muted); }
.doc nav a:hover { color: var(--text); }
.doc h3 { margin-top: 2rem; }
.doc h3:first-child { margin-top: 0; }
.doc p, .doc li { color: var(--muted); }
.doc ul { padding-left: 1.2rem; }
.doc code, .doc pre code { font-family: var(--mono); font-size: .86rem; }
.doc p code, .doc li code, .doc td code {
  background: #0c0f13; border: 1px solid var(--line);
  padding: .1rem .35rem; border-radius: 5px; color: #cfe9dd;
}
pre {
  background: #0c0f13; border: 1px solid var(--line); border-radius: 10px;
  padding: 1rem 1.1rem; overflow-x: auto; margin: 1rem 0;
}
pre code { color: #cfe9dd; }

table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: .9rem; }
th, td { text-align: left; padding: .6rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 550; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
td { color: var(--muted); }
td:first-child { color: var(--text); font-family: var(--mono); font-size: .84rem; }

.dl-card { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.dl-meta { font-family: var(--mono); font-size: .8rem; color: var(--muted); display: flex; gap: 1.2rem; flex-wrap: wrap; }

/* ---------------------------------------------------------------- responsive */

@media (max-width: 900px) {
  .hero, .split, .doc { grid-template-columns: 1fr; }
  .strip { grid-template-columns: repeat(2, 1fr); }
  .prices { grid-template-columns: 1fr; }
  .doc nav { position: static; flex-direction: row; flex-wrap: wrap; gap: 1rem; }
  .nav nav a:not(.btn) { display: none; }
}