:root {
  --bg: #0f1117;
  --bg-card: #161922;
  --bg-code: #1c1f2b;
  --bg-sidebar: #12141c;
  --border: #262937;
  --text: #e8eaed;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --accent: #9945FF;
  --accent-hover: #b06dff;
  --green: #14F195;
  --green-dim: rgba(20,241,149,0.1);
  --red: #f87171;
  --yellow: #fbbf24;
  --blue: #60a5fa;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 8px;
  --sidebar-width: 260px;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--accent-hover); }

/* LAYOUT */
.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  padding: 24px 0;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  overflow-y: auto;
  z-index: 10;
}

.sidebar-logo {
  padding: 0 20px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.sidebar-logo h2 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.sidebar-logo span {
  color: var(--accent);
}

.sidebar-logo p {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
}

.sidebar nav { padding: 0 12px; }

.nav-section {
  margin-bottom: 20px;
}

.nav-section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  padding: 0 8px;
  margin-bottom: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 6px;
  font-size: 13.5px;
  color: var(--text-muted);
  transition: all 0.15s;
}

.nav-link:hover {
  background: rgba(153,69,255,0.08);
  color: var(--text);
}

.nav-link.active {
  background: rgba(153,69,255,0.12);
  color: var(--accent);
  font-weight: 500;
}

.nav-link .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.deployed { background: var(--green); }
.dot.pending { background: var(--yellow); }
.dot.ts { background: var(--blue); }

.main {
  margin-left: var(--sidebar-width);
  flex: 1;
  max-width: 820px;
  padding: 48px 56px 80px;
}

/* TYPOGRAPHY */
h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 12px;
}

h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

h3 {
  font-size: 17px;
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 12px;
}

p { margin-bottom: 16px; color: var(--text-muted); }

.subtitle {
  font-size: 17px;
  color: var(--text-dim);
  margin-bottom: 32px;
}

/* BADGES */
.badge-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border);
}

.badge.deployed { background: var(--green-dim); color: var(--green); border-color: rgba(20,241,149,0.2); }
.badge.pending { background: rgba(251,191,36,0.08); color: var(--yellow); border-color: rgba(251,191,36,0.2); }
.badge.anchor { background: rgba(153,69,255,0.08); color: var(--accent); border-color: rgba(153,69,255,0.2); }

/* CARDS */
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.info-row:last-child { border-bottom: none; }
.info-label { color: var(--text-dim); font-weight: 500; }
.info-value { color: var(--text); font-family: var(--mono); font-size: 13px; }

/* CODE BLOCKS */
pre {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  overflow-x: auto;
  margin-bottom: 20px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
}

code {
  font-family: var(--mono);
  font-size: 13px;
}

p code, li code, td code {
  background: var(--bg-code);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--green);
}

/* TABLES */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: 14px;
}

th {
  text-align: left;
  padding: 10px 14px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

td {
  padding: 10px 14px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

td:first-child { color: var(--text); font-weight: 500; }

/* INSTRUCTION BLOCKS */
.instruction {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
}

.instruction-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: rgba(153,69,255,0.04);
  border-bottom: 1px solid var(--border);
}

.instruction-method {
  background: var(--accent);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--mono);
}

.instruction-name {
  font-weight: 600;
  font-size: 15px;
}

.instruction-body { padding: 16px 20px; }

.param-list { list-style: none; }
.param-list li {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.param-list li:last-child { border-bottom: none; }
.param-name { font-family: var(--mono); color: var(--green); font-weight: 500; }
.param-type { color: var(--text-dim); font-family: var(--mono); font-size: 12px; }

/* ERROR CODES */
.error-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.error-item:last-child { border-bottom: none; }
.error-code {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--red);
  font-weight: 600;
  white-space: nowrap;
}
.error-msg { color: var(--text-muted); font-size: 14px; }

/* PDA SECTION */
.pda-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 12px;
}
.pda-name { font-weight: 600; margin-bottom: 6px; }
.pda-seeds {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-muted);
}

/* GRID (index page) */
.program-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  margin-bottom: 32px;
}

.program-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: all 0.2s;
  text-decoration: none;
  display: block;
}

.program-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(153,69,255,0.1);
}

.program-card h3 {
  font-size: 15px;
  margin: 0 0 6px;
  color: var(--text);
}

.program-card p {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0;
  line-height: 1.5;
}

.program-card .card-status {
  margin-top: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.card-status.deployed { color: var(--green); }
.card-status.pending { color: var(--yellow); }

/* STACK SECTION */
.stack-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 12px;
}

.stack-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
}

.stack-programs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.stack-chip {
  background: rgba(153,69,255,0.08);
  border: 1px solid rgba(153,69,255,0.2);
  border-radius: 20px;
  padding: 3px 12px;
  font-size: 12px;
  color: var(--accent);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .sidebar { display: none; }
  .main { margin-left: 0; padding: 32px 20px; }
}

/* SYNTAX HIGHLIGHTING (basic) */
.kw { color: #c792ea; }
.fn { color: #82aaff; }
.str { color: #c3e88d; }
.typ { color: #ffcb6b; }
.cmt { color: #546e7a; font-style: italic; }
.num { color: #f78c6c; }