:root {
  --bg: #0f1117;
  --bg-soft: #131722;
  --card: #171a23;
  --card-soft: #1d2130;
  --text: #f5f5f5;
  --muted: #a0a0a0;
  --accent: #4e8ed8;
  --accent-soft: #7fb4ea;
  --border: #2a2f3d;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: radial-gradient(circle at top, rgba(78, 142, 216, 0.22), transparent 38%), var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.65;
}

a {
  color: var(--accent-soft);
  text-decoration: none;
}

a:hover {
  color: #a9d2fb;
  text-decoration: underline;
}

h1,
h2,
h3,
h4 {
  color: #ffffff;
  line-height: 1.25;
}

.wrap,
.main-content,
.site-footer {
  width: min(1040px, 100%);
  margin: 0 auto;
  padding: 0 1rem;
}

.page-header {
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(20, 24, 36, 0.95), rgba(13, 16, 24, 0.9));
  padding: 1.6rem 0 1.1rem;
  text-align: center;
  backdrop-filter: blur(3px);
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.brand img {
  width: 60px;
  height: 60px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #0b0d14;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.project-name {
  margin: 0;
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}

.project-tagline {
  margin: 0.35rem auto 0;
  color: var(--muted);
  max-width: 760px;
}

.site-nav {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.36rem 0.72rem;
  border: 1px solid var(--border);
  background: var(--card);
  color: #ffffff;
  font-size: 0.92rem;
  font-weight: 600;
}

.site-nav a:hover {
  background: rgba(78, 142, 216, 0.2);
  border-color: var(--accent);
  text-decoration: none;
}

.cta {
  margin-top: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 0.5rem 0.86rem;
  border: 1px solid var(--border);
  font-weight: 700;
  text-decoration: none;
}

.btn.primary {
  background: var(--accent);
  border-color: #6fa8e2;
  color: #ffffff;
}

.btn.primary:hover {
  background: #5f9edc;
  color: #ffffff;
  text-decoration: none;
}

.btn.secondary {
  background: var(--card);
  color: #ffffff;
}

.btn.secondary:hover {
  background: var(--card-soft);
  border-color: var(--accent);
  color: #ffffff;
  text-decoration: none;
}

.main-content {
  padding-top: 1.35rem;
  padding-bottom: 1.25rem;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0.85rem;
  margin: 0.95rem 0 1.2rem;
}

.doc-card,
.faq-card {
  background: var(--card);
  border: 1px solid rgba(78, 142, 216, 0.26);
  border-radius: 14px;
  padding: 0.95rem 1rem;
  box-shadow: 0 10px 24px rgba(78, 142, 216, 0.08);
}

.doc-card h3,
.faq-card h3 {
  margin-top: 0;
}

p,
li {
  color: #e7e7e7;
}

small,
.muted {
  color: var(--muted);
}

blockquote {
  margin: 1rem 0;
  border-left: 3px solid var(--accent);
  background: rgba(78, 142, 216, 0.12);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border);
  background: var(--card);
  margin: 0.9rem 0 1.2rem;
}

th,
td {
  border: 1px solid var(--border);
  padding: 0.62rem 0.66rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: rgba(78, 142, 216, 0.18);
  color: #ffffff;
}

td {
  color: #e7e7e7;
}

code {
  background: #0d1119;
  border: 1px solid #242a36;
  border-radius: 6px;
  color: #e4f1ff;
  padding: 0.08rem 0.34rem;
}

pre {
  background: #0d1119;
  border: 1px solid #242a36;
  border-radius: 10px;
  padding: 0.8rem;
  overflow-x: auto;
}

pre code {
  border: 0;
  padding: 0;
  background: transparent;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 1.2rem 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 1.5rem;
  padding: 1rem 1rem 1.8rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.62rem;
  border-radius: 999px;
  border: 1px solid rgba(78, 142, 216, 0.4);
  background: rgba(78, 142, 216, 0.14);
}

.powered-by {
  gap: 0.35rem;
}

.site-footer a {
  color: var(--accent-soft);
}