:root {
  --bg: #0b0d12;
  --bg-2: #11141b;
  --panel: #161a23;
  --panel-2: #1c2230;
  --border: #232a39;
  --text: #e8ecf3;
  --text-dim: #9aa3b2;
  --accent: #7c5cff;
  --accent-2: #4cc1ff;
  --ok: #2ecc71;
  --warn: #f5b342;
  --err: #ff5e6b;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  background: radial-gradient(1200px 700px at 20% -10%, rgba(124, 92, 255, 0.18), transparent 60%),
              radial-gradient(900px 500px at 100% 0%, rgba(76, 193, 255, 0.12), transparent 60%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 64px;
}

.brandbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 13, 18, 0.7);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brandbar .brand {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brandbar nav {
  display: flex;
  gap: 18px;
  align-items: center;
}

.brandbar nav a {
  color: var(--text-dim);
  font-weight: 500;
}

.brandbar nav a.active, .brandbar nav a:hover { color: var(--text); }

.card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 760px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

h1 { font-size: 26px; margin: 0 0 6px; }
h2 { font-size: 19px; margin: 0 0 12px; }
p.lead { color: var(--text-dim); margin: 0 0 20px; }

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

input[type="text"], input[type="email"], input[type="password"], input[type="tel"], select, textarea {
  width: 100%;
  background: #0f1320;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

input:focus, select:focus, textarea:focus { border-color: var(--accent); }

.row { margin-bottom: 14px; }

.checkbox {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13px;
  color: var(--text-dim);
}
.checkbox input { margin-top: 3px; }

button.btn, .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d12;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: transform 0.05s ease, filter 0.15s;
}
.btn:hover { filter: brightness(1.07); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; }

.btn.secondary {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--border);
}
.btn.danger {
  background: #2a1620;
  border-color: #4a1f2c;
  color: #ff8a99;
}

.alert {
  border-radius: 10px;
  padding: 10px 14px;
  margin: 12px 0;
  font-size: 13px;
  border: 1px solid;
}
.alert.ok { background: #102a1c; border-color: #1f5a3a; color: #92ecb8; }
.alert.err { background: #2a1216; border-color: #5a1f2a; color: #ff97a3; }
.alert.info { background: #0f1f33; border-color: #1f3c63; color: #9ec4f1; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }

.pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.pill.ok { background: #103a26; color: #5cf0a3; }
.pill.warn { background: #3a2e10; color: #ffd28a; }
.pill.err { background: #3a1019; color: #ff8a99; }
.pill.muted { background: #1d2330; color: var(--text-dim); }

.kbd {
  background: #0d1220;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 6px;
  font-family: "JetBrains Mono", "Consolas", monospace;
  font-size: 12px;
}

footer {
  margin-top: 60px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: space-between;
}