:root {
  --bg: #000000;
  --bg-card: #111214;
  --bg-card-alt: #17181b;
  --border: #26282c;
  --text: #f5f5f5;
  --text-dim: #a3a6ab;
  --accent: #2491da;
  --accent-dark: #1b6ea3;
  --ok: #2fbf71;
  --warn: #e0a72e;
  --danger: #e0544a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100%;
}

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

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.topbar {
  border-bottom: 1px solid var(--border);
  background: #000000;
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
}

.brand .dot { color: var(--accent); }

.topbar nav {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 14px;
}

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

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  text-align: center;
}

.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); text-decoration: none; }

.btn-outline {
  background: transparent;
  color: var(--accent);
}

.btn-outline:hover { background: rgba(36, 145, 218, 0.1); color: var(--accent); }

.btn-danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.btn-danger:hover { background: rgba(224, 84, 74, 0.12); color: var(--danger); }

.btn-sm { padding: 6px 14px; font-size: 13px; }

.page {
  padding: 48px 0 80px;
  min-height: calc(100vh - 60px);
}

.page-narrow {
  max-width: 440px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

h1, h2, h3 { line-height: 1.25; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
}

.form-group { margin-bottom: 18px; }

label {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"],
select,
textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0a0a0b;
  color: var(--text);
  font-size: 14px;
}

textarea { resize: vertical; font-family: monospace; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.error-box {
  background: rgba(224, 84, 74, 0.12);
  border: 1px solid var(--danger);
  color: #ff9d92;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 18px;
}

.success-box {
  background: rgba(47, 191, 113, 0.12);
  border: 1px solid var(--ok);
  color: #7fe6ac;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 18px;
}

.muted { color: var(--text-dim); }

.grid-modules {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.module-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 22px;
}

.module-row.done { border-color: var(--ok); }

.module-index {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.module-row.done .module-index {
  background: var(--ok);
  border-color: var(--ok);
  color: #06180d;
}

.module-info { flex: 1; }
.module-info h3 { margin: 0 0 4px; font-size: 16px; }
.module-info p { margin: 0; font-size: 13px; color: var(--text-dim); }

.progress-bar-track {
  width: 100%;
  height: 8px;
  border-radius: 5px;
  background: var(--bg-card-alt);
  overflow: hidden;
  border: 1px solid var(--border);
}

.progress-bar-fill {
  height: 100%;
  background: var(--accent);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.badge-ok { background: rgba(47, 191, 113, 0.15); color: var(--ok); }
.badge-warn { background: rgba(224, 167, 46, 0.15); color: var(--warn); }
.badge-muted { background: var(--bg-card-alt); color: var(--text-dim); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }

.table-wrap { overflow-x: auto; }

.actions-inline { display: flex; gap: 8px; flex-wrap: wrap; }

.module-content {
  margin-top: 24px;
  line-height: 1.7;
}

.module-content ul { padding-left: 20px; }

.nav-modules {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
  gap: 12px;
}

.footer-note {
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
  margin-top: 40px;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-dim);
}