body {
    background-color: #f4f6f9;
}

.hero-section {
    min-height: 70vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #007bff 0%, #6610f2 100%);
    color: #fff;
    border-radius: 0 0 3rem 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

.feature-card {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.12);
}

.dashboard-sidebar {
    min-height: 100vh;
    background: #1f2937;
}

.dashboard-sidebar .nav-link {
    color: #9ca3af;
    border-radius: 0.4rem;
    margin-bottom: 0.25rem;
}

.dashboard-sidebar .nav-link.active,
.dashboard-sidebar .nav-link:hover {
    background: #111827;
    color: #fff;
}

.dashboard-card {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
}