:root {
 --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
 --accent: #3a80d8;
 --primary: #3a80d8;
 --primary-hover: #2c66b8;
 --success: #22c55e;
 --warning: #f8714a;
 --gold: #facc15;
 --muted: #9ca3af;
 --text: #e5e7eb;
 --bg: #121212;
 --surface: #1f2937;
 --surface-light: #374151;
 --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
 --radius: 0.5rem;
}


.onboard-grid {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 2rem;
 margin-bottom: 3rem;
}
.onboard-column { display: flex; flex-direction: column; }

/* Use shared card visuals via selector group in COMMON_CSS.
 Only override unique layout (padding difference). */
.onboard-card { display: flex; flex-direction: column; height: 100%; padding: 2rem; }

.onboard-header {
 text-align: center; margin-bottom: 2rem;
 padding-bottom: 1rem; border-bottom: 1px solid;
}
.onboard-header h2 {
 font-size: 1.5rem; margin: 0 0 0.5rem 0;
}
.onboard-header .onboard-subtitle { color: var(--muted); margin: 0; font-size: 0.95rem; }

.onboard-steps { flex: 1; display: flex; flex-direction: column; gap: 1.5rem; }
.step { display: flex; gap: 1rem; align-items: flex-start; }
.step-number {
 background: var(--primary); color: #fff; width: 32px; height: 32px;
 border-radius: 50%; display: flex; align-items: center; justify-content: center;
 font-weight: 600; font-size: 1rem; flex-shrink: 0;
}
.step-content { flex: 1; }
.step-content h3 { margin: 0 0 0.25rem 0; font-size: 1.1rem; color: var(--text); }
.step-content p { margin: 0 0 0.5rem 0; color: var(--muted); font-size: 0.9rem; line-height: 1.4; }
.step-link {
 color: var(--primary); text-decoration: none; font-weight: 600; font-size: 0.9rem;
 transition: color 0.2s;
}
.step-link:hover { color: var(--primary-hover); text-decoration: underline; }

/* Benefits */
.onboard-benefits {
 margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid;
}
.onboard-benefits h3 { margin: 0 0 1rem 0; font-size: 1.1rem; color: var(--text); }
.onboard-benefits ul {
 margin: 0; padding: 0; list-style: none;
 display: flex; flex-direction: column; gap: 0.75rem;
}
.onboard-benefits li {
 display: flex; align-items: flex-start; gap: 0.5rem;
 color: var(--text); font-size: 0.9rem; line-height: 1.4;
}

/* GitHub core hub (card visuals shared) */
.core-hub { margin-bottom: 2rem; }
.core-hub h2 { margin: 0 0 0.5rem 0; color: font-size: 1.25rem; }
.hub-subtitle { margin: 0 0 1rem 0; color: var(--muted); font-size: 0.95rem; }
.hub-grid {
 display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
 gap: 0.75rem;
}
.hub-link {
 display: flex; flex-direction: column; gap: 0.15rem; padding: 0.75rem 1rem;
 background: var(--bg); border: 1px solid var(--accent); border-radius: var(--radius);
 color: var(--text); text-decoration: none;
 transition: background 0.2s, border-color 0.2s;
}
.hub-link:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.hub-title { font-weight: 700; font-size: 0.95rem; line-height: 1.2; }
.hub-desc { font-size: 0.85rem; color: var(--muted); }

/* Check-back section (card visuals shared) */
.check-back-section { text-align: center; }
.check-back-section h2 { margin: 0 0 1rem 0; color: }
.check-back-section p {
 color: var(--muted); margin-bottom: 2rem; max-width: 600px; margin-inline: auto;
}

/* Features grid */
.features-list {
 display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
 gap: 1.5rem; margin-bottom: 2rem;
}
.feature-item {
 text-align: left; padding: 1.5rem; background: var(--bg);
 border-radius: var(--radius); border: 1px solid var(--accent);
}
.feature-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.feature-text h3 { margin: 0 0 0.5rem 0; color: var(--text); font-size: 1.1rem; }
.feature-text p { margin: 0; color: var(--muted); font-size: 0.9rem; line-height: 1.4; }

.refresh-cta { text-align: center; }

@media (max-width: 768px) {
 .onboard-grid { grid-template-columns: 1fr; gap: 1.5rem; }
 .step { gap: 0.75rem; }
 .step-number { width: 28px; height: 28px; font-size: 0.9rem; }
}