:root {
  --ah-bg: #1b1240;
  --ah-panel: #2a1f52;
  --ah-panel-light: #4a3a82;
  --ah-panel-dark: #170f33;
  --ah-accent: #ffd76b;
  --ah-text: #f0e9ff;
  --ah-muted: #cbb8ff;
  --ah-danger: #ff8a8a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--ah-bg);
  color: var(--ah-text);
  font-family: 'Segoe UI', system-ui, sans-serif;
}

.hidden { display: none !important; }

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: var(--ah-panel);
  border: 2px solid var(--ah-panel-light);
  border-radius: 12px;
  padding: 28px 32px;
  width: 100%;
  max-width: 320px;
  text-align: center;
}

.login-box h1 { margin: 0 0 6px; font-size: 22px; }
.login-sub { margin: 0 0 16px; font-size: 13px; color: var(--ah-muted); }

.login-box input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border-radius: 6px;
  border: 2px solid var(--ah-panel-light);
  background: var(--ah-panel-dark);
  color: var(--ah-text);
  margin-bottom: 10px;
}

.login-box button {
  width: 100%;
  padding: 10px;
  font-size: 14px;
  font-weight: bold;
  border-radius: 6px;
  border: none;
  background: var(--ah-accent);
  color: #2b1b00;
  cursor: pointer;
}

.login-error { margin-top: 10px; color: var(--ah-danger); font-size: 13px; }

.hub-screen {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px;
}

.hub-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.hub-header h1 { margin: 0; font-size: 24px; }

.hub-sub { margin: 0 0 20px; font-size: 13px; color: var(--ah-muted); }

.tiny-btn {
  padding: 6px 12px;
  font-size: 13px;
  border-radius: 6px;
  border: 2px solid var(--ah-panel-light);
  background: var(--ah-panel);
  color: var(--ah-text);
  cursor: pointer;
}

.tiny-btn:hover { background: var(--ah-panel-light); }

.hub-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.hub-card {
  background: var(--ah-panel);
  border: 2px solid var(--ah-panel-light);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--ah-text);
}

.hub-card:hover { border-color: var(--ah-accent); }

.hub-card-icon { font-size: 28px; }
.hub-card-title { font-size: 16px; font-weight: bold; }
.hub-card-desc { font-size: 12px; color: var(--ah-muted); flex-grow: 1; }

.hub-card-actions {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

.hub-card-actions a {
  font-size: 12px;
  font-weight: bold;
  color: var(--ah-accent);
  text-decoration: none;
}

.hub-card-actions a:hover { text-decoration: underline; }