:root {
--vl-primary: #1E3A8A;
--vl-accent: #0EA5B7;
--vl-ink: #0F172A;
--vl-muted: #64748B;
--vl-border: #E2E8F0;
--vl-bg-soft: #F8FAFC;
}
.vl-input {
width: 100%;
padding: 12px 14px;
border: 1px solid var(--vl-border);
border-radius: 8px;
font-size: 15px;
background: #fff;
color: var(--vl-ink);
box-sizing: border-box;
}
.vl-input:focus {
outline: 2px solid var(--vl-primary);
outline-offset: 1px;
border-color: var(--vl-primary);
}
.vl-course-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
gap: 24px;
}
.vl-course-card {
display: block;
border: 1px solid var(--vl-border);
border-radius: 12px;
overflow: hidden;
text-decoration: none;
color: inherit;
background: #fff;
transition: transform .15s ease, box-shadow .15s ease;
}
.vl-course-card:hover {
transform: translateY(-2px);
box-shadow: 0 10px 30px rgba(15, 23, 42, .08);
}
.vl-course-thumb {
width: 100%;
aspect-ratio: 16 / 9;
object-fit: cover;
display: block;
}
.vl-course-body { padding: 20px; }
.vl-course-meta {
display: flex;
gap: 8px;
font-size: 13px;
color: var(--vl-muted);
margin-bottom: 8px;
align-items: center;
}
.vl-course-title {
font-size: 18px;
font-weight: 700;
margin: 0 0 12px;
line-height: 1.4;
color: var(--vl-ink);
}
.vl-course-info {
color: var(--vl-muted);
font-size: 14px;
display: grid;
gap: 4px;
margin-bottom: 12px;
}
.vl-course-price {
font-size: 18px;
font-weight: 700;
color: var(--vl-primary);
}
.vl-badge {
display: inline-block;
padding: 2px 8px;
border-radius: 4px;
font-size: 12px;
font-weight: 600;
}
.vl-badge-open    { background: #DBEAFE; color: #1E40AF; }
.vl-badge-soldout { background: #FEE2E2; color: #991B1B; }
.vl-badge-closed  { background: #E2E8F0; color: #475569; }
.vl-badge-draft   { background: #FEF3C7; color: #92400E; }