:root {
  --bg:         #111111;
  --surface:    #1e1e1e;
  --border:     #333333;
  --text:       #e8e8e8;
  --text-muted: #909090;
  --accent:     #60a5fa;
  --code-bg:    #2a2a2a;
  --code-text:  #e8e8e8;
  --tab-bg:     #2a2a2a;
  --tab-active: #1e1e1e;
  --note-bg:    #2a2200;
  --note-border:#a07800;
}

/* ── base ────────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

/* ── site header ─────────────────────────────────────────────────────────── */

.site-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0 1.5rem;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
}

.site-header .site-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  margin-right: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--text);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  outline: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle:hover {
  color: var(--text);
}

@keyframes glow-pulse {
  0%, 100% { filter: drop-shadow(0 0 0.2em #09c010); }
  50%       { filter: drop-shadow(0 0 0.4em #09c010); }
}

.site-logo {
  width: 3rem;
  margin-left: 1em;
}

.site-logo img {
  height: 3rem;
  width: auto;
  animation: glow-pulse 10s ease-in-out infinite;
  display: block;
}

@media (max-width: 540px) {
  .site-header .site-title {
    flex: 1;
    order: 1;
  }

  .nav-toggle {
    display: block;
    order: 2;
  }

  .site-logo {
    order: 3;
  }

  .site-nav {
    display: none;
    order: 4;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0 0.25rem;
  }

  .site-nav.open {
    display: flex;
  }
}

/* ── typography ──────────────────────────────────────────────────────────── */

h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
}

p {
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

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

a:hover {
  text-decoration: underline;
}

ol, ul {
  padding-left: 1.4rem;
}

li {
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
}

li:last-child { margin-bottom: 0; }

code {
  font-family: "SF Mono", "Fira Code", "Consolas", monospace;
  font-size: 0.85em;
  background: var(--code-bg);
  color: var(--code-text);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

pre {
  background: var(--code-bg);
  color: var(--code-text);
  border-radius: 6px;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  font-family: "SF Mono", "Fira Code", "Consolas", monospace;
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

pre code {
  background: none;
  padding: 0;
  font-size: inherit;
}

kbd {
  display: inline-block;
  font-family: "SF Mono", "Fira Code", "Consolas", monospace;
  font-size: 0.8em;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  vertical-align: middle;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

th {
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding: 0.4rem 0.5rem;
}

td {
  padding: 0.45rem 0.5rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

tr:last-child td { border-bottom: none; }

.divider {
  margin: 1.25rem 0;
  border: none;
  border-top: 1px solid var(--border);
}

/* ── page header ─────────────────────────────────────────────────────────── */

.container header {
  margin: 2rem 0 2.5rem;
}

.container header h1 {
  letter-spacing: -0.02em;
}

.container header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ── tabs ────────────────────────────────────────────────────────────────── */

.tabs {
  display: flex;
  margin-bottom: 1.5rem;
}

.tab {
  padding: 0.55rem 1.2rem;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--tab-bg);
  margin-right: 4px;
  margin-bottom: -1px;
  user-select: none;
  transition: color 0.15s, background 0.15s;
}

.tab:hover { color: var(--text); }

.tab.active {
  background: var(--tab-active);
  border-color: var(--border);
  color: var(--text);
}

.panel { display: none; }
.panel.active { display: block; }

/* ── cards ───────────────────────────────────────────────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

.note {
  background: var(--note-bg);
  border-left: 3px solid var(--note-border);
  border-radius: 0 6px 6px 0;
  padding: 0.65rem 1rem;
  font-size: 0.88rem;
  margin-top: 0.75rem;
}

/* ── vst logo ────────────────────────────────────────────────────────────── */

.vst-logo {
  width: 2cm;
  height: 1.87cm;
  vertical-align: middle;
}

/* ── home page ───────────────────────────────────────────────────────────── */

.plugins a {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  color: #07a00d;
  text-decoration: none;
  font-weight: 500;
  margin-bottom: 2rem;
}

.plugins a:hover {
  border-color: #07a00d;
}

.wip {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ── site footer ─────────────────────────────────────────────────────────── */

.site-footer {
  margin-top: 4rem;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.site-footer nav {
  display: flex;
  gap: 1.5rem;
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--text);
}